+

CN102284117A - Human respiration simulate respirator for escape capsule - Google Patents

Human respiration simulate respirator for escape capsule Download PDF

Info

Publication number
CN102284117A
CN102284117A CN2011101929435A CN201110192943A CN102284117A CN 102284117 A CN102284117 A CN 102284117A CN 2011101929435 A CN2011101929435 A CN 2011101929435A CN 201110192943 A CN201110192943 A CN 201110192943A CN 102284117 A CN102284117 A CN 102284117A
Authority
CN
China
Prior art keywords
plate
slider
fixed plate
box body
airbag
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011101929435A
Other languages
Chinese (zh)
Inventor
戴景民
崔学风
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Institute of Technology Shenzhen
Original Assignee
Harbin Institute of Technology Shenzhen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harbin Institute of Technology Shenzhen filed Critical Harbin Institute of Technology Shenzhen
Priority to CN2011101929435A priority Critical patent/CN102284117A/en
Publication of CN102284117A publication Critical patent/CN102284117A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

仿人体呼吸的用于救生舱的呼吸机,它涉及一种用于救生舱的呼吸机,以解决现有使用化学方法仿人体呼吸存在可控性、可靠性和实用性差的问题。该呼吸机包括电机、箱体,支撑架,曲柄、连杆、顶板、两个气囊和四个逆止阀,所述的支撑架包括四个固定板、两根立杆、两个连接板和两个滑块,两个气囊沿箱体长度方向并列紧靠设置在箱体内,左气囊的上端中部和下端中部出口处分别设有一个逆止阀,右气囊的上端中部和下端中部出口处分别设有一个逆止阀,顶板与两个连接板连接,曲柄的一端与电机的输出轴连接,曲柄的另一端与连杆的一端连接,连杆的另一端与顶板连接,箱体的左侧板下部沿箱体宽度方向设有一个通气孔和一个第二管接头。本发明用于救生舱。

Figure 201110192943

A ventilator for a rescue cabin that imitates human breathing relates to a ventilator for a rescue cabin to solve the problems of poor controllability, reliability and practicability in the existing chemical method for simulating human breathing. The ventilator includes a motor, a box, a support frame, a crank, a connecting rod, a top plate, two air bags and four check valves, and the support frame includes four fixing plates, two vertical rods, two connecting plates and two A slider, two airbags are arranged side by side in the box along the length direction of the box, a check valve is respectively provided at the upper middle part of the left airbag and the outlet of the lower middle part of the left airbag, and a check valve is provided at the upper middle part of the right airbag and the lower middle part of the outlet respectively. There is a check valve, the top plate is connected with two connecting plates, one end of the crank is connected with the output shaft of the motor, the other end of the crank is connected with one end of the connecting rod, the other end of the connecting rod is connected with the top plate, and the left side plate of the box The lower part is provided with a ventilation hole and a second pipe joint along the width direction of the box body. The invention is used in the rescue cabin.

Figure 201110192943

Description

The respirator that is used for survival capsule that the apery body is breathed
Technical field
The present invention relates to a kind of respirator that is used for survival capsule.
Background technology
Airtight survival capsule is before the live test, and simulation test is a requisite stage.Application simulation device long-time continuous simulation body metabolism load, a large amount of manpower and materials both can have been avoided expending, reduce the person of participating in the experiment and bear suitable problems such as risk, can reach control of examination environment and the ability of life-support system again gaseous environment control in the closed cabin.How accurately and reliably the metabolism loading of simulation human body is examination and the key of estimating ring control life support system performance to the influence of experimental cabin.At present in accidents such as fire, blasts the dead miner that comes to harm of on-the-spot moment being taken place only accounts for the part of accident casualty number, have quite a few miner all to be because at mine timely gug or flee from high temperature, toxic and harmful scene after permeable or fire, the blast, cause drowning, suffocate or be poisoned to death.Therefore, build mine refuge chamber and the mining survival capsule of development, so that the miner that can't in time withdraw after having an accident for mine provides the confined space of a safety.Require it externally can resist blast impulse, high-temperature flue gas, isolated toxic and harmful; For stranded miner provides oxygen, food and water, remove toxic and harmful to internal energy, win long life span.Simultaneously, trapped personnel can also be by communication apparatus in the cabin, the extraneous rescue of guiding.Keep certain gas content in the survival capsule for making, the gas that needs a kind of equipment to provide needed by human body to want, also there is not at present the sophisticated equipment gas that the supply needed by human body is wanted in survival capsule, the external chemical method simulation body metabolism load that adopts more, can consume a certain amount of oxygen during with reactions such as the organic compound combustion of chemistry or oxidations, the principle that produces a certain amount of carbon dioxide and certain heat is come apish breathing.But be not easy the speed of chemistry reaction accurately, the content of the various materials before and after the reaction, the factor of control reactions change also has a lot, and control is complicated, controllability and poor reliability.
Summary of the invention
The purpose of this invention is to provide the respirator that is used for survival capsule that a kind of apery body is breathed, breathe the problem that has poor controllability, poor reliability and poor practicability to solve the existing chemical method apery body that uses.
The present invention addresses the above problem the technical scheme of taking to be: the respirator that is used for survival capsule that apery body of the present invention is breathed comprises motor, casing, bracing frame, crank, connecting rod, top board, two air bags and four non-return valves, described casing is the rectangular shape casing, described bracing frame comprises four fixing heads, two vertical rods, two connecting plates and two slide blocks, described two slide blocks are respectively left slider and right slide block, left slider is provided with one first through hole, right slide block is provided with one second through hole, two air bags along the casing length direction side by side near being arranged in the casing, described two air bags are respectively left air bag and right air bag, described two connecting plates are respectively left connecting plate and right connecting plate, left side air bag is arranged on the intravital left side of case, the bottom of left side air bag is connected with left connecting plate, right air bag is arranged on the intravital right side of case, the bottom of right air bag is connected with right connecting plate, described four fixing heads are respectively upper left fixing heads, the lower-left fixing head, upper right fixing head and bottom right fixing head, upper left fixing head is fixed in the top of casing left plate inwall, the lower-left fixing head is fixed in the bottom of casing left plate inwall, upper right fixing head is fixed in the top of casing right plate inwall, the bottom right fixing head is fixed in the bottom of casing right plate inwall, described two vertical rods are respectively left vertical rod and right vertical rod, first through hole on the left slider is passed in left side vertical rod, the two ends of left side vertical rod are connected with the lower-left fixing head with upper left fixing head respectively, left slider is between upper left fixing head and lower-left fixing head, left slider and left vertical rod are slidingly connected, left slider and left connecting plate removably connect, second through hole on the right slide block is passed in right vertical rod, the two ends of right vertical rod are connected with the bottom right fixing head with upper right fixing head respectively, right slide block is between upper right fixing head and bottom right fixing head, right slide block and right vertical rod are slidingly connected, right slide block and right connecting plate removably connect, the upper center exit of left side air bag is provided with one first non-return valve, the upper center exit of right air bag is provided with one second non-return valve, the centre exit place, lower end of left side air bag is provided with one the 3rd non-return valve, the centre exit place, lower end of right air bag is provided with one the 4th non-return valve, described first non-return valve, second non-return valve, the port of the 3rd non-return valve and the 4th non-return valve is equipped with one first pipe joint, top board is connected with right connecting plate with left connecting plate respectively, the output shaft of motor is horizontally disposed with, one end of crank is connected with the output shaft of motor, the other end of crank is connected with an end of connecting rod, the other end of connecting rod is connected with top board, and the left plate bottom of casing is provided with a passage and one second pipe joint along the casing width.
The invention has the beneficial effects as follows: the present invention utilizes imitative anthroposomatology to design, be subjected to external interference little, controllability is good, the reliability height, reach anthropomorphic dummy's body breathing in very little range of error, safety and stability reaches the real time altering environment parameter, can be applied in survival capsule etc. than in the adverse circumstances to keep certain gas flow.
Description of drawings
Fig. 1 is an overall structure front view of the present invention, and Fig. 2 is a casing left plate front view.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 2, the respirator that is used for survival capsule that the apery body of present embodiment is breathed comprises motor 8, casing 9, bracing frame, crank 10, connecting rod 11, top board 12, two air bags 1 and four non-return valves, described casing 9 is the rectangular shape casing, described bracing frame comprises four fixing heads, two vertical rods, two connecting plates and two slide blocks, described two slide blocks are respectively left slider 5-1 and right slide block 5-2, left slider 5-1 is provided with one first through hole 5-1-1, right slide block 5-2 is provided with one second through hole 5-2-1, two air bags 1 along casing 9 length directions side by side near being arranged in the casing 9, described two air bags are respectively left air bag 1-1 and right air bag 1-2, described two connecting plates are respectively left connecting plate 4-1 and right connecting plate 4-2, left side air bag 1-1 is arranged on the left side in the casing 9, the bottom of left side air bag 1-1 is connected with left connecting plate 4-1, right air bag 1-2 is arranged on the right side in the casing 9, the bottom of right air bag 1-2 is connected with right connecting plate 4-2, described four fixing heads are respectively upper left fixing head 2-1, lower-left fixing head 2-2, upper right fixing head 2-3 and bottom right fixing head 2-4, upper left fixing head 2-1 is fixed in the top of casing 9 left plate 9-1 inwalls, lower-left fixing head 2-2 is fixed in the bottom of casing 9 left plate 9-1 inwalls, upper right fixing head 2-3 is fixed in the top of casing 9 right plate 9-2 inwalls, bottom right fixing head 2-4 is fixed in the bottom of casing 9 right plate 9-2 inwalls, described two vertical rods are respectively left vertical rod 3-1 and right vertical rod 3-2, vertical rod 3-1 in a left side passes the first through hole 5-1-1 on the left slider 5-1, the two ends of left side vertical rod 3-1 are connected with lower-left fixing head 2-2 with upper left fixing head 2-1 respectively, left slider 5-1 is between upper left fixing head 2-1 and lower-left fixing head 2-2, left slider 5-1 and left vertical rod 3-1 are slidingly connected, left slider 5-1 and left connecting plate 4-1 removably connect, right vertical rod 3-2 passes the second through hole 5-2-1 on the right slide block 5-2, the two ends of right vertical rod 3-2 are connected with bottom right fixing head 2-4 with upper right fixing head 2-3 respectively, right slide block 5-2 is between upper right fixing head 2-1 and bottom right fixing head 2-2, right slide block 5-2 and right vertical rod 3-2 are slidingly connected, right slide block 5-2 and right connecting plate 4-2 removably connect, the upper center exit of left side air bag 1-1 is provided with one first non-return valve 6-1, the upper center exit of right air bag 1-2 is provided with one second non-return valve 6-2, the centre exit place, lower end of left side air bag 1-1 is provided with one the 3rd non-return valve 6-3, the centre exit place, lower end of right air bag 1-2 is provided with one the 4th non-return valve 6-4, the described first non-return valve 6-1, the second non-return valve 6-2, the port of the 3rd non-return valve 6-3 and the 4th non-return valve 6-4 is equipped with one first pipe joint 7-1, top board 12 is connected with right connecting plate 4-2 with left connecting plate 4-1 respectively, the output shaft of motor 8 is horizontally disposed with, one end of crank 10 is connected with the output shaft of motor 8, the other end of crank 10 is connected with an end of connecting rod 11, the other end of connecting rod 11 is connected with top board 12, and the left plate 9-1 bottom of casing 9 is provided with a passage 13 and one second pipe joint 14 along casing 9 widths.
The specific embodiment two: in conjunction with Fig. 1 present embodiment is described, the volume of two air bags 1 of present embodiment is 3L.So be provided with, meet design requirement, other is identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 1 present embodiment is described, the described motor 8 of present embodiment is a frequency control motor.So be provided with, realize regulating automatically in real time, meet design requirement.Other is identical with the specific embodiment one or two.
The specific embodiment four: in conjunction with Fig. 1 present embodiment is described, the respiratory capacity of two air bags 1 of present embodiment is 54L/min.So be provided with, meet design requirement.Other is identical with the specific embodiment one or two.
Operation principle: behind the electric motor starting, drive crank and link motion, and then the drive air bag moves reciprocatingly, realize the respiratory of apery body pulmonary, by the direction of first non-return valve and second non-return valve is set, the direction of the 3rd non-return valve and the 4th non-return valve is set, realizes two air bags breath and suction gas respectively.

Claims (3)

1.仿人体呼吸的用于救生舱的呼吸机,其特征在于:该呼吸机包括电机(8)、箱体(9),支撑架,曲柄(10)、连杆(11)、顶板(12)、两个气囊(1)和四个逆止阀,所述的箱体(9)为长方体形状箱体,所述的支撑架包括四个固定板、两根立杆、两个连接板和两个滑块,所述两个滑块分别是左滑块(5-1)和右滑块(5-2),左滑块(5-1)上设有一个第一通孔(5-1-1),右滑块(5-2)上设有一个第二通孔(5-2-1),两个气囊(1)沿箱体(9)长度方向并列紧靠设置在箱体(9)内,所述两个气囊分别是左气囊(1-1)和右气囊(1-2),所述两个连接板分别是左连接板(4-1)和右连接板(4-2),左气囊(1-1)设置在箱体(9)内的左侧,左气囊(1-1)的下部与左连接板(4-1)连接,右气囊(1-2)设置在箱体(9)内的右侧,右气囊(1-2)的下部与右连接板(4-2)连接,所述四个固定板分别是左上固定板(2-1)、左下固定板(2-2)、右上固定板(2-3)和右下固定板(2-4),左上固定板(2-1)固接于箱体(9)左侧板(9-1)内壁的上部,左下固定板(2-2)固接于箱体(9)左侧板(9-1)内壁的下部,右上固定板(2-3)固接于箱体(9)右侧板(9-2)内壁的上部,右下固定板(2-4)固接于箱体(9)右侧板(9-2)内壁的下部,所述的两个立杆分别是左立杆(3-1)和右立杆(3-2),左立杆(3-1)穿过左滑块(5-1)上的第一通孔(5-1-1),左立杆(3-1)的两端分别与左上固定板(2-1)和左下固定板(2-2)连接,左滑块(5-1)位于左上固定板(2-1)与左下固定板(2-2)之间,左滑块(5-1)与左立杆(3-1)滑动连接,左滑块(5-1)与左连接板(4-1)可拆卸连接,右立杆(3-2)穿过右滑块(5-2)上的第二通孔(5-2-1),右立杆(3-2)的两端分别与右上固定板(2-3)和右下固定板(2-4)连接,右滑块(5-2)位于右上固定板(2-1)与右下固定板(2-2)之间,右滑块(5-2)与右立杆(3-2)滑动连接,右滑块(5-2)与右连接板(4-2)可拆卸连接,左气囊(1-1)的上端中部出口处设有一个第一逆止阀(6-1),右气囊(1-2)的上端中部出口处设有一个第二逆止阀(6-2),左气囊(1-1)的下端中部出口处设有一个第三逆止阀(6-3),右气囊(1-2)的下端中部出口处设有一个第四逆止阀(6-4),所述第一逆止阀(6-1)、第二逆止阀(6-2)、第三逆止阀(6-3)和第四逆止阀(6-4)的端口处均设有一个第一管接头(7-1),顶板(12)分别与左连接板(4-1)和右连接板(4-2)连接,电机(8)的输出轴水平设置,曲柄(10)的一端与电机(8)的输出轴连接,曲柄(10)的另一端与连杆(11)的一端连接,连杆(11)的另一端与顶板(12)连接,箱体(9)的左侧板(9-1)下部沿箱体(9)宽度方向设有一个通气孔(13)和一个第二管接头(14)。1. The respirator that imitates the breathing of human body and is used for rescue chamber is characterized in that: this respirator comprises motor (8), casing (9), support frame, crank (10), connecting rod (11), top plate (12 ), two airbags (1) and four check valves, the box (9) is a rectangular parallelepiped box, and the support frame includes four fixing plates, two vertical rods, two connecting plates and two a slider, the two sliders are respectively a left slider (5-1) and a right slider (5-2), and the left slider (5-1) is provided with a first through hole (5-1) -1), the right slider (5-2) is provided with a second through hole (5-2-1), and two airbags (1) are arranged side by side along the length direction of the box body (9) close to the box body ( 9), the two airbags are respectively the left airbag (1-1) and the right airbag (1-2), and the two connecting plates are respectively the left connecting plate (4-1) and the right connecting plate (4- 2), the left airbag (1-1) is arranged on the left side in the box body (9), the lower part of the left airbag (1-1) is connected with the left connecting plate (4-1), and the right airbag (1-2) is arranged On the right side in the box body (9), the bottom of the right airbag (1-2) is connected to the right connecting plate (4-2), and the four fixing plates are respectively the upper left fixing plate (2-1), the lower left fixing plate Plate (2-2), upper right fixed plate (2-3) and lower right fixed plate (2-4), upper left fixed plate (2-1) is fixedly connected to the left side plate (9-1) of the box body (9) On the upper part of the inner wall, the lower left fixed plate (2-2) is fixedly connected to the lower part of the inner wall of the left side plate (9-1) of the box body (9), and the upper right fixed plate (2-3) is fixedly connected to the right side of the box body (9) The upper part of the inner wall of the plate (9-2), the lower right fixed plate (2-4) is fixedly connected to the lower part of the inner wall of the right side plate (9-2) of the box body (9), and the two vertical rods are respectively the left vertical Rod (3-1) and right vertical rod (3-2), left vertical rod (3-1) passes through the first through hole (5-1-1) on the left slider (5-1), left vertical rod (3-1) The two ends of the rod (3-1) are respectively connected with the upper left fixed plate (2-1) and the lower left fixed plate (2-2), and the left slider (5-1) is located between the upper left fixed plate (2-1) and the lower left fixed plate (2-2). Between the plates (2-2), the left slider (5-1) is slidingly connected to the left vertical rod (3-1), and the left slider (5-1) is detachably connected to the left connecting plate (4-1), The right vertical rod (3-2) passes through the second through hole (5-2-1) on the right slide block (5-2), and the two ends of the right vertical rod (3-2) are connected with the upper right fixed plate (2) respectively. -3) is connected with the lower right fixed plate (2-4), the right slider (5-2) is located between the upper right fixed plate (2-1) and the lower right fixed plate (2-2), the right slider (5 -2) Slidingly connected with the right vertical rod (3-2), the right slider (5-2) is detachably connected with the right connecting plate (4-2), and the upper middle outlet of the left air bag (1-1) is provided with A first check valve (6-1), a second check valve (6-2) is provided at the upper middle outlet of the right airbag (1-2), and a second check valve (6-2) is provided at the lower middle outlet of the left airbag (1-1). A third non-return valve (6-3) is provided, and the middle part of the lower end of the right airbag (1-2) exits There is a fourth check valve (6-4) at the mouth, the first check valve (6-1), the second check valve (6-2), the third check valve (6-3) and the port of the fourth check valve (6-4) are provided with a first pipe joint (7-1), and the top plate (12) is connected with the left connecting plate (4-1) and the right connecting plate (4-2) respectively. ) connection, the output shaft of the motor (8) is set horizontally, one end of the crank (10) is connected with the output shaft of the motor (8), the other end of the crank (10) is connected with one end of the connecting rod (11), and the connecting rod (11 ) is connected to the top plate (12), and the bottom of the left side plate (9-1) of the box body (9) is provided with a vent hole (13) and a second pipe joint (14) along the width direction of the box body (9). ). 2.根据权利要求1所述的仿人体呼吸的用于救生舱的呼吸机,其特征在于:两个气囊(1)的容积均为3L。2. The ventilator for the rescue cabin imitating human breathing according to claim 1, characterized in that: the volumes of the two airbags (1) are 3L. 3.根据权利要求1或2所述的仿人体呼吸的用于救生舱的呼吸机,其特征在于:所述的电机(8)为变频调速电机。3. The ventilator for the rescue chamber imitating human breathing according to claim 1 or 2, characterized in that: the motor (8) is a frequency conversion motor.
CN2011101929435A 2011-07-11 2011-07-11 Human respiration simulate respirator for escape capsule Pending CN102284117A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011101929435A CN102284117A (en) 2011-07-11 2011-07-11 Human respiration simulate respirator for escape capsule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011101929435A CN102284117A (en) 2011-07-11 2011-07-11 Human respiration simulate respirator for escape capsule

Publications (1)

Publication Number Publication Date
CN102284117A true CN102284117A (en) 2011-12-21

Family

ID=45331050

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011101929435A Pending CN102284117A (en) 2011-07-11 2011-07-11 Human respiration simulate respirator for escape capsule

Country Status (1)

Country Link
CN (1) CN102284117A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103728151A (en) * 2014-01-17 2014-04-16 浙江杭钻机械制造股份有限公司 Bionic simulation device inside escape capsule
CN103751894A (en) * 2013-12-31 2014-04-30 沈阳理工大学 Digital control medical respirator
CN105477755A (en) * 2016-02-16 2016-04-13 重庆医科大学附属第一医院 Simple respirator capable of automatically conducting squeezing and controlling tidal volume
CN114887401A (en) * 2022-04-07 2022-08-12 西安靖安特环境科技有限公司 Waste gas treatment conveying device for environment-friendly equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4416599C2 (en) * 1994-05-11 1997-03-20 Delta Barth Systemhaus Gmbh Ventilator
CN201055619Y (en) * 2007-06-07 2008-05-07 中钢集团武汉安全环保研究院 Respiration simulator
CN201423097Y (en) * 2009-06-10 2010-03-17 长沙安全技术检测中心 Human-simulated breathing machine for experimental detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4416599C2 (en) * 1994-05-11 1997-03-20 Delta Barth Systemhaus Gmbh Ventilator
CN201055619Y (en) * 2007-06-07 2008-05-07 中钢集团武汉安全环保研究院 Respiration simulator
CN201423097Y (en) * 2009-06-10 2010-03-17 长沙安全技术检测中心 Human-simulated breathing machine for experimental detection

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103751894A (en) * 2013-12-31 2014-04-30 沈阳理工大学 Digital control medical respirator
CN103751894B (en) * 2013-12-31 2016-06-22 沈阳理工大学 A kind of digital control medical respirator
CN103728151A (en) * 2014-01-17 2014-04-16 浙江杭钻机械制造股份有限公司 Bionic simulation device inside escape capsule
CN103728151B (en) * 2014-01-17 2016-03-09 浙江杭钻机械制造股份有限公司 Bionic simulation device inside escape capsule
CN105477755A (en) * 2016-02-16 2016-04-13 重庆医科大学附属第一医院 Simple respirator capable of automatically conducting squeezing and controlling tidal volume
CN114887401A (en) * 2022-04-07 2022-08-12 西安靖安特环境科技有限公司 Waste gas treatment conveying device for environment-friendly equipment

Similar Documents

Publication Publication Date Title
CN101503964B (en) Isolation type refuge warehouse
CN102284117A (en) Human respiration simulate respirator for escape capsule
CN201108661Y (en) Double air bags positive-pressure oxygen respirator
CN111053981A (en) Self-oxygen-generating respirator
CN102671318B (en) Chemical oxygen-making respirator for normal temperature phase change material refrigeration
CN120253307A (en) Test equipment and procedures for simulating marine fires
CN105974823B (en) Oxygen mask breathes cavity pressure and adjusts semi-matter simulating system
CN204170306U (en) Locating Type chemical oxygen self-rescuer
CN218572666U (en) A chemical oxygen multifunctional respirator
CN110025900A (en) The oxygen breathing apparatus of cooler and its composition
KR20140131290A (en) Movable chamber for environment setting of high altitude
CN202974990U (en) Device for testing carbon dioxide content in inhaled gas
CN202090944U (en) Air channel device for circulating ventilation in escape capsule under coal mine well
CN212722080U (en) Marine fire simulation test device
CN202125314U (en) Human-respiration simulation device
CN202838721U (en) Limited space simulation equipment
CN201221379Y (en) Isolation type refuge cabin
CN104225825A (en) New-structure fixed chemical oxygen self-rescuer
CN201221380Y (en) Isolation type refuge system
CN101532393A (en) Isolated escape system
CN216395074U (en) Portable self-oxygen-supply long-acting fire-fighting breathing device
CN102828772A (en) Self-driven type carbon dioxide absorbing device for escape capsule
CN116735243A (en) Respiratory protective equipment performance testing platform
CN114344749B (en) Intelligent induction type plateau vehicle-mounted oxygen supply device
CN102258931A (en) Device for absorbing carbon monoxide and carbon dioxide

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20111221

点击 这是indexloc提供的php浏览器服务,不要输入任何密码和下载