CN114038156A - Split type vehicle near-electric induction early warning device - Google Patents
Split type vehicle near-electric induction early warning device Download PDFInfo
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- CN114038156A CN114038156A CN202111252220.XA CN202111252220A CN114038156A CN 114038156 A CN114038156 A CN 114038156A CN 202111252220 A CN202111252220 A CN 202111252220A CN 114038156 A CN114038156 A CN 114038156A
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- 230000006698 induction Effects 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 78
- 238000012545 processing Methods 0.000 claims abstract description 54
- 230000005684 electric field Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000005516 engineering process Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 239000000805 composite resin Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000012827 research and development Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000005669 field effect Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- Business, Economics & Management (AREA)
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- Power Engineering (AREA)
- Emergency Alarm Devices (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a split type vehicle near-electric induction early warning device which comprises a detection end and an alarm end, wherein the detection end is connected with the alarm end; the detection end mainly comprises a shell I and a detection circuit board fixedly arranged in the shell I; the detection circuit board is integrated with a power module I, a Bluetooth sending module, a singlechip processing module I and an electric field detection module; the alarm end mainly comprises a shell II and an alarm circuit board fixedly arranged in the shell II; the alarm circuit board is integrated with a power module II, a Bluetooth receiving module, a singlechip processing module II, a driving module, an LED lamp belt and a buzzer; the detection end and the alarm end carry out wireless data transmission through the Bluetooth sending module and the Bluetooth receiving module. The invention has the characteristics of high measurement precision, convenient use and strong practicability, and the detection end and the alarm end continuously transmit signals in the process of power maintenance so as to ensure the safety in the process of power maintenance.
Description
Technical Field
The invention belongs to the technical field of power grid maintenance, and particularly relates to a split type vehicle near-induction early warning device.
Background
When engineering construction is carried out in many industries such as electric power, communication, oil fields or mines, large mechanical equipment such as overhead working trucks, cranes and the like is often used, when electric high-voltage lines exist near the working site of the equipment, the equipment generally has a long arm spread, the traveling and operation of vehicles are controlled by drivers in vehicle cabs, the safety distance between an overhead cantilever of the vehicle and the high-voltage lines is difficult to guarantee due to the influence of sight lines, and in addition, equipment operators are influenced by attention, judgment, wind direction or inertia, so that the equipment is very likely to be contacted with the high-voltage cable equipment as long as accidents occur at any point, power failure in a large area is light, the electric equipment is burned, and personnel are injured. Therefore, the construction operation has extremely high risk and can cause machine damage and death by accident.
The above analysis illustrates the importance of ensuring the safety of high voltage line special work vehicles such as cranes. However, in the maintenance of the power system, the safety guarantee measures for special operation vehicles of high-voltage lines such as cranes are not complete and effective.
When the existing crane works beside a high-voltage line, people need to command beside the high-voltage line to remind a driver in time, the method is low in efficiency, and judgment of line collision is delayed due to distraction on lifting. There are a variety of nearly electric early warning wares in the market, and its sense terminal is integrative with the warning end, though the alarm is audible-visual warning, because the driver apart from in vehicle cab is far away, can't hear or see alarm information.
Disclosure of Invention
The invention aims to provide a split type vehicle near-electric induction early warning device aiming at the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a split type vehicle near-electric induction early warning device comprises a detection end and an alarm end; wherein: the detection end mainly comprises a shell I and a detection circuit board fixedly arranged in the shell I; the detection circuit board is integrated with a power module I, a Bluetooth sending module, a singlechip processing module I and an electric field detection module; the power supply module I, the Bluetooth sending module and the electric field detection module are respectively and electrically connected with the single chip microcomputer processing module I; the alarm end mainly comprises a shell II and an alarm circuit board fixedly arranged in the shell II; the alarm circuit board is integrally provided with a power module II, a Bluetooth receiving module, a singlechip processing module II, a driving module, an LED lamp strip and a buzzer; the power supply module II, the Bluetooth receiving module and the driving module are respectively and electrically connected with the singlechip processing module II; the LED lamp strip and the buzzer are respectively and electrically connected with the driving module; the detection end and the alarm end carry out wireless data transmission through the Bluetooth sending module and the Bluetooth receiving module.
The invention further discloses that the power supply module I of the detection end and the power supply module II of the alarm end are both supplied with power by a lithium battery 12V, SE8533K1-HF is used as a voltage stabilizing chip and provides power supplies of 12V and 3.3V ports. 12V provides power supply for the following driving circuit; 3.3V provides power supply for single chip microcomputer processing module
The invention further describes that the Bluetooth sending module of the detection end adopts a 433 sending module of Shenzhen GuangLianxin Intelligent science and technology company; GND, DATA and VCC pins of the 433 emission module are connected with the single chip microcomputer processing module I; meanwhile, an antenna connected with an ANT pin of the 433 transmitting module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
The invention further illustrates that the single chip microcomputer processing module I at the detection end and the single chip microcomputer processing module II at the alarm end both adopt HK32F030MF4P6 chips of Shenzhen Nangshu chip technology research and development Limited company; the single chip microcomputer processing module I of the detection end is used for processing detection data and communication data of the electric field detection module; and the singlechip processing module II at the alarm end is used for controlling the processing of the LED lamp strip, the buzzer and the communication data.
The invention further discloses that an electric field detection module at the detection end is a circuit formed by JW0858 chips, the electric field detection module carries out front-end analysis processing on a received monitoring signal, a 50HZ power frequency signal is taken out, an interference signal is eliminated through digital filtering, the signal intensity of the interference signal is analyzed, and when the preset value is reached, the signal intensity is sent to a single chip microcomputer processing module I through a pin; and provides the inspection of the lines with three specifications of 220v, 10kv and 35 kv.
The invention further discloses that the shell I of the detection end is made of photosensitive resin composite materials, and is provided with a 2mm antenna hole.
The bottom of the shell I of the detection end is provided with four right-angled triangular bayonets, and powerful magnets are placed in the bayonets. The planes of the four right-angled triangular bayonets are tightly attached to the powerful magnet, and meanwhile, the shell of the detection end is tightly attached to the powerful magnet, so that extrusion forces in six directions are finally formed to lock the powerful magnet in the shell structure, and therefore the special operation vehicle for connecting the crane and the like at the detection end is simple and reliable, shockproof and waterproof.
The invention further describes that the Bluetooth receiving module of the alarm end adopts a 433 receiving module of Shenzhen GuangLianxin Intelligent science and technology company; GND, DO and VCC pins of the 433 receiving module are connected with a singlechip processing module II; meanwhile, the antenna connected with the ANT pin of the 433 receiving module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
The invention further discloses that the driving module of the alarm end is a driving module formed by NCE3400, and is connected with the FMQ _ C port of the single chip microcomputer processing module II and the 12V and GND provided by the power supply module.
The invention further discloses that the outer surface of the LED lamp belt at the alarm end is a triangular prism, and 5 LED lamps are embedded into three surfaces; the buzzer is an active buzzer. The LED lamp strip and the buzzer give acousto-optic early warning to special operation vehicle personnel on high-voltage lines such as a vehicle, and when the warning is given, the LED is controlled to be lightened to warn; the buzzer sounds to warn.
The invention further discloses that the shell II of the alarm end mainly comprises a cylindrical shell and a disc; the upper half part of the cylindrical shell is made of transparent material; the disc is provided with a mounting hole. The lower half part of the cylindrical shell is made of photosensitive resin composite material.
The invention has the advantages that:
1. the invention has the advantages of simple structure, low use cost, sensitive induction, quick data transmission response, reliability and safety, and can give an early warning prompt for the close of electricity to the operating personnel in time and ensure the personal safety of the operating personnel to the greatest extent.
2. The invention separately sets a detection end and an alarm end, the detection end is arranged on high-altitude equipment where an operator is located or close to a high-voltage line, and the alarm end is arranged in an operation room; in the process of power maintenance, the detection end (transmitting end) and the alarm end (receiving end) continuously transmit signals to ensure the safety in the process of power maintenance.
3. The near-electric induction measuring device has the characteristics of high near-electric induction measuring precision, convenience in use and high practicability, and has long-term and immeasurable benefits on cable maintenance work of special operation vehicles of high-voltage lines.
Drawings
Fig. 1 is an appearance schematic diagram of an alarm end structure according to an embodiment of the present invention.
Fig. 2 is an external view of a detecting end structure according to an embodiment of the invention.
Fig. 3 is a block diagram of a detection-side circuit according to an embodiment of the present invention.
Fig. 4 is a block diagram of the alarm terminal circuit portion according to an embodiment of the present invention.
Fig. 5 is a circuit diagram of a single chip processing module according to an embodiment of the invention.
Fig. 6 is a circuit diagram of a power module according to an embodiment of the invention.
Fig. 7 is a circuit diagram of a driving module according to an embodiment of the invention.
FIG. 8 is a circuit diagram of an electric field detection module according to an embodiment of the present invention.
Reference numerals: 1-cylindrical shell, 2-disc, 3-mounting hole, 4-antenna hole.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example (b):
a split type vehicle near-electric induction early warning device comprises a detection end and an alarm end; wherein: the detection end mainly comprises a shell I and a detection circuit board fixedly arranged in the shell I; the detection circuit board is integrated with a power module I, a Bluetooth sending module, a singlechip processing module I and an electric field detection module; the power supply module I, the Bluetooth sending module and the electric field detection module are respectively and electrically connected with the single chip microcomputer processing module I; the alarm end mainly comprises a shell II and an alarm circuit board fixedly arranged in the shell II; the alarm circuit board is integrally provided with a power module II, a Bluetooth receiving module, a singlechip processing module II, a driving module, an LED lamp strip and a buzzer; the power supply module II, the Bluetooth receiving module and the driving module are respectively and electrically connected with the singlechip processing module II; the LED lamp strip and the buzzer are respectively and electrically connected with the driving module; the detection end and the alarm end carry out wireless data transmission through the Bluetooth sending module and the Bluetooth receiving module.
Specifically, the power supply module I of the detection end and the power supply module II of the alarm end are both supplied with power by a lithium battery of 12V, and SE8533K1-HF serves as a voltage stabilizing chip and provides power supplies of 12V and 3.3V ports.
Specifically, the bluetooth transmission module of the detection end adopts a 433 transmission module of Shenzhen Guangjun core Intelligent science and technology company; GND, DATA and VCC pins of the 433 emission module are connected with the single chip microcomputer processing module I; meanwhile, an antenna connected with an ANT pin of the 433 transmitting module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
Specifically, the single-chip microcomputer processing module I at the detection end and the single-chip microcomputer processing module II at the alarm end both adopt HK32F030MF4P6 chips of Shenzhen Nashenshu chip technology research and development Limited; the single chip microcomputer processing module I of the detection end is used for processing detection data and communication data of the electric field detection module; and the singlechip processing module II at the alarm end is used for controlling the processing of the LED lamp strip, the buzzer and the communication data.
Specifically, the electric field detection module at the detection end is a circuit formed by a JW0858 chip, and is used for carrying out front-end analysis processing on a received monitoring signal, taking out a 50HZ power frequency signal, removing an interference signal through digital filtering, analyzing the signal intensity of the interference signal, and sending the interference signal to the single chip microcomputer processing module I through a pin when a preset value is reached; and provides the inspection of the lines with three specifications of 220v, 10kv and 35 kv.
Specifically, the housing I of the detection end is made of photosensitive resin composite material, and is provided with a 2mm antenna hole 4 (as shown in FIG. 2).
Specifically, the bluetooth receiving module of the alarm end adopts a 433 receiving module of Shenzhen Guangdong core Intelligent science and technology company; GND, DO and VCC pins of the 433 receiving module are connected with a singlechip processing module II; meanwhile, the antenna connected with the ANT pin of the 433 receiving module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
Specifically, the driving module of the alarm end is a driving module formed by NCE3400, and is connected with the FMQ _ C port of the single chip microcomputer processing module II and the 12V and GND provided by the power module.
Specifically, the outer surface of the LED lamp strip at the alarm end is a triangular prism, and 5 LED lamps are embedded into three surfaces of the LED lamp strip; the buzzer is an active buzzer.
Specifically, the shell II of the alarm end mainly comprises a cylindrical shell 1 and a disc 2; the upper half part of the cylindrical shell 1 is made of transparent material; the disc 2 is provided with a mounting hole 3 (as shown in fig. 1).
In this embodiment, the circuit hardware of the single chip processing module i at the detection end and the circuit hardware of the single chip processing module ii at the alarm end are the same, and both the single chip processing module i and the single chip processing module ii are power supply connection HK32F030MF4P6 chip composed of NRST and VBUS ports, and the VCAP is connected with a 100pf capacitor to enable the HK32F030MF4P6 chip to perform signal filtering. The single chip microcomputer processing module I of the detection end adopts: the chip is characterized IN that the chip is a K32F030MF4P6 chip, wherein VCC is connected to VDD and NC is not connected, OUT is connected to a circuit formed by an OUT port, a GND port and an IN Antenna of HK32F030MF4P6, IN1 is connected to and SEC is connected to a resistor formed by an SS-24E01-L5 toggle switch, and NC is not connected; meanwhile, an LED is connected to an OUT port of the HK32F030MF4P6, so that circuit hardware of a power module I at a detection end and circuit hardware of a power module II at an alarm end are convenient to debug for a tester to be the same: a VIN port of SE8533K1-HF is connected with a port formed by connecting a 12V lithium battery and an SS310 diode in series, a VOUT port is connected with 3.3V, an LED is added to judge whether a power supply module normally works, and a dc-0055.5-2.0 charging interface is added for a good working environment. In order to drive the LED lamp strip and the buzzer, a driving module at the alarm end adopts an NCE 3400N channel insulated gate type field effect transistor, the d end of the field effect transistor is connected with a 12V port provided by a power module, the g end of the field effect transistor is connected with an FMQ _ C port of HK32F030MF4P6, and the s end of the field effect transistor is connected with GND.
This embodiment is used:
the installation is performed first. The alarm end is provided with a mounting hole which can be connected with an external bolt for connection; the bottom of the detection end is embedded with a magnet which can be adsorbed on a suspension arm of a special operation vehicle of a high-voltage line.
After the installation, the detection end circuit comprises the electric field detection module and the Bluetooth sending module to start normal work, and the magnet and the waterproof structure of the detection end shell can prevent the detection end from being influenced by vibration and external rainwater impact during the period along with the movement of the suspension arm of the special high-voltage line operation vehicle; after the installation, warning end bluetooth receiving module and LED lamp area begin normal work, and LED lamp extinguishes during normal times.
When the suspension arm of the high-voltage line special operation vehicle is close to an exposed cable, including 220v, 10kv and 35kv cable grades, the electric field detection module in the detection end can detect the cable, and sends a signal to the alarm end Bluetooth receiving module through the Bluetooth sending module in the detection end, so that the LED lamp is lighted, and meanwhile, the buzzer sends out an alarm sound. And reminding operators of special operation vehicles of the high-voltage line to carry out danger treatment.
When the suspension arm of the special high-voltage line operation vehicle leaves the exposed cable, the electric field detection module in the detection end can be recovered to be normal, the LED lamp is turned off, and the buzzer stops buzzing.
The mode switching of 220v, 10kv and 35kv is switched by a toggle switch in the electric field detection module.
It should be understood that the above-described embodiments are merely examples for clearly illustrating the present invention and are not intended to limit the practice of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description; this is not necessary, nor exhaustive, of all embodiments; and obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (10)
1. A split type vehicle near-electric induction early warning device comprises a detection end and an alarm end; the method is characterized in that: the detection end mainly comprises a shell I and a detection circuit board fixedly arranged in the shell I; the detection circuit board is integrated with a power module I, a Bluetooth sending module, a singlechip processing module I and an electric field detection module; the power supply module I, the Bluetooth sending module and the electric field detection module are respectively and electrically connected with the single chip microcomputer processing module I; the alarm end mainly comprises a shell II and an alarm circuit board fixedly arranged in the shell II; the alarm circuit board is integrally provided with a power module II, a Bluetooth receiving module, a singlechip processing module II, a driving module, an LED lamp strip and a buzzer; the power supply module II, the Bluetooth receiving module and the driving module are respectively and electrically connected with the singlechip processing module II; the LED lamp strip and the buzzer are respectively and electrically connected with the driving module; the detection end and the alarm end carry out wireless data transmission through the Bluetooth sending module and the Bluetooth receiving module.
2. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the power module I of the detection end and the power module II of the alarm end are both supplied with power by a lithium battery of 12V, and SE8533K1-HF serves as a voltage stabilizing chip and provides power for ports of 12V and 3.3V.
3. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the Bluetooth sending module of the detection end adopts a 433 emission module of Shenzhen Guangjun core Intelligent science and technology company; GND, DATA and VCC pins of the 433 emission module are connected with the single chip microcomputer processing module I; meanwhile, an antenna connected with an ANT pin of the 433 transmitting module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
4. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the single-chip microcomputer processing module I at the detection end and the single-chip microcomputer processing module II at the alarm end both adopt HK32F030MF4P6 chips of Shenzhen Nangshu chip technology research and development Limited company; the single chip microcomputer processing module I of the detection end is used for processing detection data and communication data of the electric field detection module; and the singlechip processing module II at the alarm end is used for controlling the processing of the LED lamp strip, the buzzer and the communication data.
5. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the electric field detection module of the detection end is a circuit formed by JW0858 chips, the front end analysis processing is carried out on the received monitoring signals, 50HZ power frequency signals are taken out, interference signals are eliminated through digital filtering, the signal intensity of the interference signals is analyzed, and when the preset value is reached, the interference signals are sent to the single chip microcomputer processing module I through pins; and provides the inspection of the lines with three specifications of 220v, 10kv and 35 kv.
6. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the shell I of the detection end is made of a photosensitive resin composite material and is provided with a 2mm antenna hole.
7. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the Bluetooth receiving module of the alarm end adopts a 433 receiving module of Shenzhen Guangjun core Intelligent science and technology company; GND, DO and VCC pins of the 433 receiving module are connected with a singlechip processing module II; meanwhile, the antenna connected with the ANT pin of the 433 receiving module is a single-core wire with a wire core of 0.5mm, a wire diameter of 1mm and a length of 37 mm.
8. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: and the driving module at the alarm end is a driving module consisting of NCE3400 and is connected with an FMQ _ C port of the single chip microcomputer processing module II and 12V and GND provided by the power module.
9. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the outer surface of the LED lamp strip at the alarm end is a triangular prism, and 5 LED lamps are embedded into three surfaces of the LED lamp strip; the buzzer is an active buzzer.
10. The split type vehicle near-electric induction early warning device according to claim 1, characterized in that: the shell II of the alarm end mainly comprises a cylindrical shell and a disc; the upper half part of the cylindrical shell is made of transparent material; the disc is provided with a mounting hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111252220.XA CN114038156A (en) | 2021-10-27 | 2021-10-27 | Split type vehicle near-electric induction early warning device |
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| CN202111252220.XA CN114038156A (en) | 2021-10-27 | 2021-10-27 | Split type vehicle near-electric induction early warning device |
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Cited By (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910695A (en) * | 2022-03-28 | 2022-08-16 | 国网江苏省电力有限公司南京供电分公司 | Be used for human leakage current of uninterrupted power operation personnel to measure and alarm device |
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Application publication date: 20220211 |
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