KR950017493A - Vehicle collision attenuator - Google Patents

Vehicle collision attenuator Download PDF

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Publication number
KR950017493A
KR950017493A KR1019930032034A KR930032034A KR950017493A KR 950017493 A KR950017493 A KR 950017493A KR 1019930032034 A KR1019930032034 A KR 1019930032034A KR 930032034 A KR930032034 A KR 930032034A KR 950017493 A KR950017493 A KR 950017493A
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KR
South Korea
Prior art keywords
oil
pressure
collision
vehicle
cylinder
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KR1019930032034A
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Korean (ko)
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KR0168571B1 (en
Inventor
박대장
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전성원
현대자동차 주식회사
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Priority to KR1019930032034A priority Critical patent/KR0168571B1/en
Publication of KR950017493A publication Critical patent/KR950017493A/en
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Publication of KR0168571B1 publication Critical patent/KR0168571B1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B60R19/20Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

본 발명은 차량의 충돌시 이를 감소시키기 위한 장치에 관한 것으로, 오일이 저장된 오일탱크(1)와, 상기 오일탱크에 유압라인(12)으로 연결되고 충돌시 오일을 압축시키면서 충격을 흡수하는 완충부(10)와, 상기 유압라인상에 설치되어 오일의 압력을 검출하는 압력센서(6)와, 상기 유압라인의 유입 및 배출라인 측에 각각 설치되어 유로를 선택적으로 개폐시키는 제1 및 제2 솔레노이드 밸브(4)(5)와, 상기 배출라인측에 설치되어 제2 솔레노이드 밸브를 통과한 오일의 압력에 따라 복수개의 라인 중 어느 하나의 라인을 선택하여 보내기 위한 멀티웨이밸브(20)와, 상기 복수개의 라인 끝단에 각각 설치되어 오일을 외부로 배출시키고 오일 배출시 압력을 저감시키기 위한 복수개의 감압밸브(30)∼(32)와, 상기 완충부 및 압력센서로부터 출력신호를 전달받아 상기 제1 및 제2 솔레노이드 밸브 및 멀티웨이밸브를 제어하기 위한 제어부를 구성하여 상기 완충부(10)와 감압밸브(30)~(32)에 의해 충격을 효율적으로 감쇄시킬 수 있도록 함으로써 차체의 손상을 방지하고, 운전자의 안전을 도모하는 효과가 있다.The present invention relates to an apparatus for reducing the impact of a vehicle, the oil tank (1) storing the oil, and the hydraulic tank (12) connected to the oil tank and a shock absorbing portion to absorb the shock while compressing the oil in the event of a collision 10, a pressure sensor 6 installed on the hydraulic line for detecting oil pressure, and first and second solenoids provided on the inlet and outlet lines of the hydraulic line to selectively open and close the flow path, respectively. Valves (4) and (5), a multi-way valve (20) for selecting and sending any one of a plurality of lines according to the pressure of oil passing through the second solenoid valve installed on the discharge line side; A plurality of pressure reducing valves 30 to 32 which are respectively installed at the end of a plurality of lines to discharge oil to the outside and to reduce the pressure during oil discharge, and receive output signals from the buffer unit and the pressure sensor. Damage to the vehicle body by constructing a control unit for controlling the first and second solenoid valve and the multi-way valve to effectively dampen the impact by the buffer unit 10 and the pressure reducing valves 30 to 32 It is effective in preventing and preventing the driver's safety.

Description

차량의 충돌 감쇄장치Vehicle collision attenuator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 충돌 감쇄장치를 나타내는 구성도.1 is a block diagram showing a collision attenuation apparatus of the present invention.

제2도는 (a)(b)(c)는 본 발명의 충돌 감쇄장치에서 멀티웨이밸브를 나타내는 단면도 및 작동상태도.2 is a cross-sectional view and an operational state diagram showing a multi-way valve in the collision damping device of the present invention.

제3도 (a)(b)는 본 발명의 충돌 감쇄장치에서 감압밸브의 단면도 및 작동상태도.Figure 3 (a) (b) is a cross-sectional view and operation state of the pressure reducing valve in the collision damping device of the present invention.

Claims (7)

차량의 충돌시 이를 감쇄시키기 위한 장치에 있어서, 오일이 저장된 오일탱크와, 전방의 범퍼에 전, 후 이동가능하게 설치되어 상기 오일탱크와 유압라인으로 연결되고 충돌시 오일을 압축시키면서 충격을 흡수하는 완충부와, 상기 유압라인상에 설치되어 오일의 압력을 검출하는 압력센서와, 상기 유압라인의 유입 및 배출라인 측에 각각 설치되어 유로를 선택적으로 개폐시키는 제1 및 제2 솔레노이드 밸브와, 상기 배출라인 측에 설치되어 제2 솔레노이드 밸브를 통과한 오일의 압력에 따라 복수개의 라인 중 어느 하나의 라인을 선택하여 보내기 위한 멀티웨이밸브와, 상기 복수개의 라인 끝단에 각각 설치되어 오일을 외부로 배출시키고 오일 배출시 압력을 저감시키기 위한 복수개의 감압밸브와, 상기 완충부 및 압력센서로부터 출력신호를 전달받아 상기 제1 및 제2 솔레노이드 밸브 및 멀티웨이밸브를 제어하기 위한 제어부를 포함하여 되는 차량의 충돌 감쇄장치.An apparatus for attenuating a vehicle in a collision, wherein the oil is stored in the oil tank and the front bumper so as to be movable before and after, and connected to the oil tank and the hydraulic line to absorb the shock while compressing the oil in the event of a collision. A buffer unit, a pressure sensor installed on the hydraulic line to detect the pressure of oil, first and second solenoid valves respectively installed on the inlet and outlet lines of the hydraulic line to selectively open and close the flow path; A multi-way valve installed at the discharge line and configured to send any one of a plurality of lines according to the pressure of the oil passing through the second solenoid valve, and installed at each end of the plurality of lines to discharge oil to the outside And a plurality of pressure reducing valves for reducing pressure when oil is discharged, and output signals from the buffer part and the pressure sensor. Impact damping device for a vehicle which is a controller for controlling the first and second solenoid valves and the multi-way valve. 제1항에 있어서, 상기 제어부는 차량의 속도와 가속도 센서로부터 출력신호를 전달받아 유압라인 내의 예상압력을 계산하고 충돌 전에 멀티웨이밸브를 제어하여 예상압력에 대응하는 배출유로를 미리 개방하게 되는 차량의 충돌 감쇄장치.The vehicle of claim 1, wherein the control unit receives an output signal from the vehicle's speed and acceleration sensor, calculates an expected pressure in the hydraulic line, and controls the multiway valve before the collision to open the discharge passage corresponding to the expected pressure in advance. Collision dampening device. 제1항에 있어서, 상기 완충수단과 제2 솔레노이드 밸브 사이의 유입라인상에 설치되어 오일의 압축시 이를 일부 흡수하여 제1 및 제2 솔레노이드 밸브와 멀티웨이밸브의 작동 지연시간을 보상하기 위한 어큐물레이터를 더 포함하여 되는 차량의 충돌 감쇄장치.The air conditioner of claim 1, wherein the air pressure is installed on an inflow line between the buffer means and the second solenoid valve to absorb some of the oil during compression, thereby compensating an operation delay time of the first and second solenoid valves and the multi-way valve. A collision attenuation device for a vehicle, further comprising a curator. 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 완충수단은, 유압라인과 연결되어 전방범퍼와 차체의 프레임 사이에 고정설치되는 실린더와, 상기 실린더 내에 전, 후 이동가능하게 설치되어 일단이 전방범퍼 내측에 고정되는 피스톤과, 상기 실린더와 피스톤 사이에 탄력설치된 스프링과, 상기 피스톤의 이동거리를 검출하여 제어부로 출력하기 위한 위치검출수단으로 되는 차량의 충돌 감쇄장치.The cylinder according to any one of claims 1 to 3, wherein the buffer means is connected to the hydraulic line and is fixed between the front bumper and the frame of the vehicle body, and is installed to be moved forward and backward within the cylinder. And a piston fixed to the inside of the front bumper, a spring elastically installed between the cylinder and the piston, and a position detecting means for detecting and outputting the moving distance of the piston to the controller. 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 멀티웨이밸브는, 대응하는 복수개의 유입 및 배출포트를 갖는 실린더와, 실린더 양단에 설치되어 제어부로부터 전기신호를 받아 작동하는 제1 및 제2 전자석과, 상기 제1 및 제2 전자석에 의해 실린더 내에서 좌, 우 이동하여 복수개의 유입 및 배출포트 중 어느 하나의 유입 및 배출포트를 선택적으로 연결하기 위한 스풀로 이루어지는 차량의 충돌 감쇄장치.According to any one of claims 1 to 3, The multi-way valve is a cylinder having a plurality of inlet and outlet ports corresponding to, and the first and the first installed in both ends of the cylinder to receive an electrical signal from the control unit to operate 2. A collision attenuation apparatus for a vehicle, comprising: an electromagnet and a spool moving left and right in the cylinder by the first and second electromagnets to selectively connect any one inlet and outlet port among a plurality of inlet and outlet ports. 제1항 내지 제3 중 어느 한 항에 있어서, 상기 복수개의 감압밸브는, 라인 끝단에 구비된 제1 및 제2 유로와, 상기 제1 및 제2 유로 사이에 구비되어 배출구를 개폐시키도록 되고 제1 유로보다 제2 유로측 유압작용 단면적이 작게 형성되어 제2 유로측에 스프링이 탄력설치된 스풀로 이루어지는 차량의 충돌 감쇄장치.The pressure reducing valve according to any one of claims 1 to 3, wherein the plurality of pressure reducing valves are provided between the first and second flow paths provided at the end of the line and the first and second flow paths to open and close the outlet. A collision reducing device for a vehicle, wherein the cross-sectional area of the hydraulic flow side of the second flow path is smaller than that of the first flow path, and the spring is elastically installed on the second flow path. 제6항에 있어서, 상기 복수개의 감압밸브의 배출구는 충돌압력에 따라 감쇄효율을 다르게 적용시키도록 크기를 다르게 형성하는 차량의 충돌 감쇄장치.The collision reducing device of claim 6, wherein the outlets of the plurality of pressure reducing valves are formed to have different sizes to differently apply the damping efficiency according to the collision pressure. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930032034A 1993-12-31 1993-12-31 Impact reduction system of a vehicle KR0168571B1 (en)

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Application Number Priority Date Filing Date Title
KR1019930032034A KR0168571B1 (en) 1993-12-31 1993-12-31 Impact reduction system of a vehicle

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Application Number Priority Date Filing Date Title
KR1019930032034A KR0168571B1 (en) 1993-12-31 1993-12-31 Impact reduction system of a vehicle

Publications (2)

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KR950017493A true KR950017493A (en) 1995-07-20
KR0168571B1 KR0168571B1 (en) 1999-02-01

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KR1019930032034A KR0168571B1 (en) 1993-12-31 1993-12-31 Impact reduction system of a vehicle

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383987B1 (en) * 2000-12-26 2003-05-14 현대자동차주식회사 impact absorb device of vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383987B1 (en) * 2000-12-26 2003-05-14 현대자동차주식회사 impact absorb device of vehicle

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