+

WO2018159889A1 - Moteur de véhicule - Google Patents

Moteur de véhicule Download PDF

Info

Publication number
WO2018159889A1
WO2018159889A1 PCT/KR2017/002805 KR2017002805W WO2018159889A1 WO 2018159889 A1 WO2018159889 A1 WO 2018159889A1 KR 2017002805 W KR2017002805 W KR 2017002805W WO 2018159889 A1 WO2018159889 A1 WO 2018159889A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
engine
piston
water pump
balance shaft
Prior art date
Application number
PCT/KR2017/002805
Other languages
English (en)
Korean (ko)
Inventor
박재만
Original Assignee
주식회사 블루플래닛
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 주식회사 블루플래닛 filed Critical 주식회사 블루플래닛
Publication of WO2018159889A1 publication Critical patent/WO2018159889A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/14—Engine-driven auxiliary devices combined into units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/22—Compensation of inertia forces
    • F16F15/26—Compensation of inertia forces of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system, i.e. masses connected through a kinematic mechanism or gear system

Definitions

  • the present invention relates to a vehicle engine, and more particularly, to a vehicle engine having a water pump connected to the balance shaft and interlocked when the balance shaft is rotated.
  • a vehicle such as an automobile, consists of a chassis and a body.
  • the chassis includes an engine, a suspension, a steering device, a power transmission device, and the like, and the body forms an exterior of the vehicle, and supports various devices or components forming the chassis.
  • An engine is a device that generates power to drive an automobile and obtains energy by compressing and burning fuel sucked into the engine.
  • These engines largely include various valve devices, lubricators, cooling devices, ignition devices, etc. in addition to basic configurations such as cylinders, cylinder heads, crankcases, pistons and connecting rods, crankshafts, flywheels, and the like.
  • the cooling device is a device for cooling the engine being driven to properly maintain the temperature of the engine.
  • a cooling device circulates cooling water in a water jacket formed in a cylinder block and a cylinder head to perform a cooling function, and includes a water jacket, a radiator, a water pump, a cooling fan, a water temperature regulator, and the like.
  • the general vehicle water pump 100 is mounted on one side of the engine 101 and is driven using the power of the engine 101, thereby circulating the coolant so that the engine 101 is appropriate. Allow to maintain the temperature.
  • the water pump 100 pumps the coolant using the power of the engine 101, thereby circulating the coolant through the water jacket of the cylinder block 103 and the cylinder head 105, and at this time, the water pump 100
  • the coolant circulated by the water is circulated again to the radiator 107 and undergoes a heat dissipation process, and then repeats the flow of water into the water pump 100.
  • the water pump 100 is connected to the crankshaft (not shown) and the drive belt 109, the crankshaft (not shown) that is operated when the engine 101 is driven
  • the rotational force of the drive belt 109 is received to form a structure for driving.
  • an object of the present invention is to provide a vehicle engine having a water pump connected to the balance shaft, and interlocked during rotation of the balance shaft.
  • the present invention at least one piston, a crank shaft for changing the vertical linear reciprocating motion of the at least one piston into a rotary motion, and formed to correspond to the at least one piston and the at least one piston and the crank shaft
  • a vehicle engine comprising at least one connecting rod for connecting a balance shaft and a balance shaft spaced apart from the crank shaft and rotated by the crank shaft, wherein the water is connected to the balance shaft and interlocked when the balance shaft is rotated.
  • An engine for a vehicle having a pump is provided.
  • the water pump includes a pump shaft and an impeller installed on the pump shaft, the pump shaft may be directly connected to one end in the longitudinal direction of the balance shaft.
  • the vehicle engine may further include a cylinder block that provides a mounting space for the at least one piston, the crankshaft, the at least one connecting rod, and the balance shaft, and an engine cover casing the cylinder block. have.
  • the vehicle engine may further include a water pump housing formed in the cylinder block and the engine cover, and the water pump may be mounted in the water pump housing.
  • the vehicle engine may further include a crank gear mounted to one longitudinal end portion of the crankshaft, and a balance gear mounted to one longitudinal end portion of the balance shaft and external to the crank gear.
  • the water when the balance shaft is rotated can be linked.
  • the drive belt which is a conventional rotational force transmission medium, can be omitted, thereby reducing the loss of power transmission caused by the increased frictional force caused by the drive belt.
  • the cooling efficiency can be improved, and the life of the parts can be extended and manufacturing cost can be reduced.
  • FIG. 1 is a perspective view showing a vehicle engine according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram illustrating a general engine cooling system.
  • FIG. 3 is a perspective view showing a vehicle engine according to the prior art.
  • a vehicle engine 10 is a device that generates power to drive a vehicle, and converts thermal energy into mechanical energy by compressing and burning fuel sucked into the vehicle. Let it be.
  • a vehicle engine 10 is formed including a cylinder block 20 and an engine cover 30 casing the cylinder block 20.
  • the cylinder block 20 provides a mounting space for the at least one piston 21, the crankshaft 22, the at least one connecting rod 24 and the balance shaft 25.
  • the cylinder block 20 may be formed in two, three, or four cylinders according to the number of cylinders formed therein.
  • the multi-cylinder engine 10 has a unique phase of the piston 21 for each cylinder in order to balance the combustion sequence.
  • the inherent movement of the piston 21 affects the pressure depending on the operation of the piston 21 that moves up and down by each cylinder, or may be offset by the relative movement of the piston 21 for each cylinder.
  • an embodiment of the present invention illustrates a two-cylinder engine, but is not limited thereto.
  • Two cylinders are formed in the cylinder block 20 according to the embodiment of the present invention. At this time, in each cylinder, a piston 21 for compressing and exploding the mixed air mixed with the fuel is provided so as to be able to reciprocate vertically.
  • Each piston 21 is connected to the connecting rod 24, the lower end of the connecting rod 24 is connected to the crankshaft 22 for converting the up and down linear reciprocating motion of the piston 21 into a rotary motion.
  • the rotational force of the crankshaft 22 is to be transmitted to the transmission (not shown) to change the rotational speed through the clutch (not shown).
  • crankshaft 22 is rotated by the movement of the lowering piston 21, that is, the force transmitted to the lowering of the piston 21 in the explosion stroke, when the mixed air explodes in the cylinder, the other stroke During intake, compression, and exhaust strokes, they are forced to stop the rotation. Therefore, a flywheel 22a is mounted at one end of the crankshaft 22 so as to cause rotational inertia and suppress the force of the crankshaft 22 to stop as much as possible. For this reason, the crankshaft 22 makes smooth rotation regardless of each stroke as mentioned above. However, when the engine 10 is driven, the piston 21 linearly reciprocates up and down, while the crankshaft 22 rotates, so that the vertical force and the piston 21 which are upward forces on the piston 21 moved downwards. ) Inequality moment is generated in the two-dimensional direction due to the horizontal force against the lateral fluctuation, and therefore, the engine 10 is severely shaken.
  • the balance shaft 25 is spaced apart in parallel with the crank shaft 22, and rotates by the crank shaft 22.
  • the balance shaft 25 is integrally provided with a deflected weight called the weight 25a.
  • the balance shaft 25 serves to cancel the vibration of the engine 10 according to the above inequality moment.
  • the balance shaft 25 is disposed long over the longitudinal direction of the engine 10. Through this, the center of gravity of the engine 10 comes to the longitudinal center of the engine 10, which has the effect of minimizing the vibration of the engine 10.
  • crank gear 23 is mounted at the other end of the crank shaft 22 in which the flywheel 22a is mounted at one side in the longitudinal direction.
  • a balance gear 26 is mounted at the longitudinal end of the balance shaft 25. At this time, the crank gear 23 and the balance gear 26 are external. Accordingly, the rotational force of the crankshaft 22 is transmitted to the balance shaft 25 through the crank gear 23 and the balance gear 26, and thus, the balance shaft 25 also rotates when the crank shaft 22 rotates. do.
  • the vehicle engine 10 further includes a valve device, a lubrication device, a cooling device and an ignition device.
  • the cooling device is a cooling action by circulating the cooling water in the water jacket formed in the cylinder block 20, and is formed including a water jacket, a radiator, a water pump 50, a cooling fan, a water temperature regulator, and the like. .
  • the vehicle engine 10 includes a water pump 50 connected to the balance shaft 25. Accordingly, the water pump 50 is interlocked when the balance shaft 25 rotates.
  • the water pump 50 includes a pump shaft 51 and an impeller 52 installed on the pump shaft 51.
  • the pump shaft 51 is directly connected to one end portion in the longitudinal direction of the balance shaft 25. That is, the pump shaft 51 is directly connected to one end of the balance shaft 25 in the longitudinal direction, and the balance gear 26 is mounted to the other end of the balance shaft 25 in the longitudinal direction.
  • the pump shaft 51 of the water pump 50 is directly connected to one end of the balance shaft 25 in the longitudinal direction, due to the rotation of the crank shaft 22 according to the vertical and vertical linear reciprocation of the piston 21.
  • the pump shaft 51 of the water pump 50 directly connected thereto also rotates.
  • the impeller 52 installed on the outer circumferential surface thereof rotates to circulate the cooling water.
  • the vehicle engine 10 according to an embodiment of the present invention further includes a water pump housing 60.
  • the water pump housing 60 is formed in the cylinder block 20 and the engine cover 30.
  • the water pump housing 60 provides a mounting space of the water pump 50.
  • crankshaft 22 converts the vertical linear reciprocating motion of the piston 21 into a rotational motion to rotate. do.
  • the pump shaft 51 of the water pump 50 directly connected thereto also rotates. That is, the water pump 50 is driven by the rotation of the balance shaft 250.
  • the impeller 52 fixed to its outer peripheral surface rotates to circulate the cooling water.
  • the coolant circulated by the water pump 50 is circulated back to the radiator (107 in Fig. 2) and undergoes a heat dissipation process, and then flows back into the water pump 50 to circulate again.
  • the engine 10 maintains a proper temperature during operation.
  • the vehicle engine 10 includes a water pump 50 to which the pump shaft 51 is directly connected at one end in the longitudinal direction of the balance shaft 25.
  • the water pump 50 when the water pump 50 is directly connected to the balance shaft 25, unlike the conventional water pump driven by receiving the rotational force of the crankshaft 22 through the driving belt (109 of FIG. 3), the balance shaft At the time of rotation of 25, the water pump 50 can be driven in conjunction with each other.
  • the vehicle engine 10 according to the embodiment of the present invention may omit the driving belt (109 of FIG. 3), which is a rotational force transmission medium of the crankshaft 22, which is conventionally used.
  • the vehicle engine 10 according to the embodiment of the present invention can reduce the loss of power transmission caused by the increased frictional force by the conventional drive belt (109 of FIG. 3), thereby improving the cooling efficiency.
  • the lifespan and manufacturing cost of parts can be reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention porte sur un moteur pour un véhicule et, plus particulièrement, un moteur pour un véhicule, dans lequel le moteur est pourvu d'une pompe à eau qui est reliée à un arbre d'équilibrage et se déplace conjointement avec l'arbre d'équilibrage lorsque l'arbre d'équilibrage tourne. À cette fin, la présente invention fournit un moteur pour un véhicule, le moteur comprenant : au moins un piston; un vilebrequin qui convertit un mouvement alternatif linéaire vertical dudit au moins un piston en un mouvement rotatif; au moins une bielle qui est formée correspondant audit au moins un piston, et qui relie ledit au moins un piston et le vilebrequin; et un arbre d'équilibrage qui est disposé à distance du vilebrequin et qui est tourné par le vilebrequin, le moteur étant pourvu d'une pompe à eau qui est reliée à l'arbre d'équilibrage et se déplace conjointement avec l'arbre d'équilibrage lorsque l'arbre d'équilibrage tourne.
PCT/KR2017/002805 2017-03-03 2017-03-15 Moteur de véhicule WO2018159889A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20170027488 2017-03-03
KR10-2017-0027488 2017-03-03

Publications (1)

Publication Number Publication Date
WO2018159889A1 true WO2018159889A1 (fr) 2018-09-07

Family

ID=63370538

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/002805 WO2018159889A1 (fr) 2017-03-03 2017-03-15 Moteur de véhicule

Country Status (1)

Country Link
WO (1) WO2018159889A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004084552A (ja) * 2002-08-27 2004-03-18 Yamaha Motor Co Ltd スノーモービルにおける構成部品配設構造
JP2007100540A (ja) * 2005-09-30 2007-04-19 Honda Motor Co Ltd 内燃機関のバランサ機構
JP2010216346A (ja) * 2009-03-16 2010-09-30 Daihatsu Motor Co Ltd 内燃機関におけるバランス装置
JP2014134124A (ja) * 2013-01-09 2014-07-24 Suzuki Motor Corp 車両用エンジンのバランサ装置
JP2016061214A (ja) * 2014-09-18 2016-04-25 本田技研工業株式会社 水冷式内燃機関のオイル供給構造

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004084552A (ja) * 2002-08-27 2004-03-18 Yamaha Motor Co Ltd スノーモービルにおける構成部品配設構造
JP2007100540A (ja) * 2005-09-30 2007-04-19 Honda Motor Co Ltd 内燃機関のバランサ機構
JP2010216346A (ja) * 2009-03-16 2010-09-30 Daihatsu Motor Co Ltd 内燃機関におけるバランス装置
JP2014134124A (ja) * 2013-01-09 2014-07-24 Suzuki Motor Corp 車両用エンジンのバランサ装置
JP2016061214A (ja) * 2014-09-18 2016-04-25 本田技研工業株式会社 水冷式内燃機関のオイル供給構造

Similar Documents

Publication Publication Date Title
US20040099229A1 (en) Engine with double sided piston
JPH0627537B2 (ja) 往復ピストン機構
CN1779297A (zh) 直线运动与旋转运动转换的功率传输机构
DE69019357D1 (de) Drehkolbenmotor, -pumpe oder -kompressor, mit dreieckigem Zylinder.
US3921601A (en) Rotary machine
CN1161538C (zh) 顶置凸轮轴式v-2发动机
BR9607968A (pt) Motor de combustão interna e máquina de deslocamento/compressão de fluído
GB2470808A (en) Positive Displacement Machines with balanced hypocycloidal drive
JP6389250B2 (ja) 内燃機関
KR102398982B1 (ko) 발전기를 갖는 피스톤 내연 엔진
WO2018159889A1 (fr) Moteur de véhicule
CN212583820U (zh) 一种星形气缸布置的二冲程活塞式发动机
WO2012096519A2 (fr) Volant de vilebrequin de moteur
KR101500409B1 (ko) 엔진의 밸런스 샤프트 모듈
CA2080132A1 (fr) Moteur ou machine a combustion interne quadratique a pistons oscillants a double effet de forme rectangulaire et arquee
WO2005075801A1 (fr) Moteur a combustion interne a deux temps a fort rendement exempt de vibrations
CN210264917U (zh) 一种双弹簧连杆对置式二冲程发动机
CN213205832U (zh) 一种用于航空活塞发动机的曲柄连杆机构
JPH1191375A (ja) エンジンの動力伝達装置
RU116906U1 (ru) Двухтактный двигатель внутреннего сгорания
CN109958533A (zh) 液压发动机
WO2005008042A1 (fr) Moteur lineaire optimise
JP7357044B2 (ja) シリーズハイブリッド化エンジン駆動電力供給ユニット及び電動移動体
RU2182240C2 (ru) Бесшатунный двигатель внутреннего сгорания
JPH0650387A (ja) 単シリンダエンジンのバランサ装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17898812

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17898812

Country of ref document: EP

Kind code of ref document: A1

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