KR940013906A - Direct Acting Electronic Proportional Pressure Reducing Valve for Hydraulic System of Active Control Suspension of Vehicle - Google Patents

Direct Acting Electronic Proportional Pressure Reducing Valve for Hydraulic System of Active Control Suspension of Vehicle Download PDF

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Publication number
KR940013906A
KR940013906A KR1019920025232A KR920025232A KR940013906A KR 940013906 A KR940013906 A KR 940013906A KR 1019920025232 A KR1019920025232 A KR 1019920025232A KR 920025232 A KR920025232 A KR 920025232A KR 940013906 A KR940013906 A KR 940013906A
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KR
South Korea
Prior art keywords
damping
valve body
pressure reducing
vehicle
active control
Prior art date
Application number
KR1019920025232A
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Korean (ko)
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KR940009287B1 (en
Inventor
홍예선
Original Assignee
서정욱
한국과학기술연구원
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Application filed by 서정욱, 한국과학기술연구원 filed Critical 서정욱
Priority to KR1019920025232A priority Critical patent/KR940009287B1/en
Publication of KR940013906A publication Critical patent/KR940013906A/en
Application granted granted Critical
Publication of KR940009287B1 publication Critical patent/KR940009287B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers

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

Abstract

본 발명은 자체를 제어하기 위한 유압 동력손실이 없고 구조가 간단하여 소형화에 유리하며 고장율을 낮출 수 있도록 한 차량의 능동제어식 현가장치용 유압장치를 위한 직동식 전자비례감압밸브에 관한 것으로, 전류신호(i)가 입력되는 코일(21)과, 플런저(22) 및 푸시로드(23)을 가지며 전류신호(i)에 따라 비례적으로 자력을 발생시키는 비례솔레노이드부(2O)와, 오일공급포트(P1)와 오일배출포트(P2)와 오일귀환포트(P3)를 가지는 밸브동체(31)와 이 밸브동체(31) 내에서 비례솔레노이드(20)의 플런저(22)에 연결되어 광복이동하면서 상기 포트(P1)(P2)(P3)를 개폐하는 스풀(32)을 가지는 몸체부(30) 및 상기 밸브동체(31)의 선단부측에 형성되는 댐핑챔버(41)와, 상기 댐핑챔버(41)내에서 왕복이동되며 댐핑 오리피스(43)가 형성된 댐핑 피스턴(42) 및 이 댑핑 피스턴(42)을 스풀(32)에 연결하는 푸시로드(44)를 가지는 댐핑부(40)를 구비하여서 되는 것이다.The present invention relates to a direct acting electromagnetic proportional pressure reducing valve for a hydraulic device for an active control suspension of a vehicle, which has no hydraulic power loss for controlling itself and has a simple structure, which is advantageous for miniaturization and lowers a failure rate. a proportional solenoid portion 20 which has a coil 21 to which (i) is input, a plunger 22 and a push rod 23 and generates magnetic force in proportion to the current signal i, and an oil supply port ( P 1 ), the valve body 31 having the oil discharge port (P 2 ) and the oil return port (P 3 ) and the plunger 22 of the proportional solenoid 20 in the valve body 31 is moved And a damping chamber 41 formed at the tip end side of the body 30 and the valve body 31 having a spool 32 for opening and closing the ports P 1 , P 2 and P 3 , and Damping piston 42 and the damping piston in which the damping orifice 43 is formed and reciprocated in the damping chamber 41. Turn 42 will be the hayeoseo having a damping portion (40) having a push rod 44 that connects to the spool 32.

Description

차량의 능동제어식 현가장치용 유압장치를 위한 작동식 전자비례감압밸브Actuated electronic proportional pressure reducing valve for hydraulic systems for active control suspensions in vehicles

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 일반적인 현가장치를 사용한 차량의 차체가 쏠리는 현상을 나타낸 개략도로서,1 is a schematic diagram showing a phenomenon in which the vehicle body of the vehicle using a common suspension device is tilted.

(가)는 급제동시 관성력에 의한 다이브(Dive)현상을 나타내며,(A) shows the dive phenomenon by inertia force during sudden braking.

(나)는 급발진시 관성력에 의한 스쿼트(Squart)현상을 나타내고,(B) shows squat phenomenon by inertia force during sudden start,

(다)는 급커브시 원심력에 의한 로링(Rolling)현상을 나타내고,(C) shows rolling phenomenon by centrifugal force during sudden curve,

제7도는 본 발명에 의한 차량의 능동제어식 현가장치용 유압장치를 위한 직동식 전자비례감압밸브의 개략도,7 is a schematic view of a direct acting electromagnetic proportional pressure reducing valve for a hydraulic system for an active control suspension of a vehicle according to the present invention;

제8도는 본 발명에 의한 작동식 전자비례감압밸브의 실제 구조를 나타낸 단면도.8 is a cross-sectional view showing the actual structure of the actuated electromagnetic proportional pressure reducing valve according to the present invention.

Claims (1)

전류신호(I)가 입력되는 코일(2l)과, 플런저(22) 및 푸시로드(23)를 가지며 전류신호(I)에 따라 비례적으로 자력을 발생시키는 비례 솔레노이드부(20)와, 오일공급포트(P1)와 오일배출포트(P2)와 오일귀환 포트(P3)를 가지는 밸브동체(31)와 이 밸브동체(31)내에서 비례솔레노이드(20)의 플런저(22)에 연결되어 왕복이동하면서 상기 포트(P1)(P2)(P3)를 개폐하는 스풀(32)을 가지는 몸체(30) 및 상기 밸브동체(31)의 선단부측에 형성되는 댐핑챔버(41)와, 상기 댐핑챔버(41)내에서 왕복이동되며 댐핑 오리피스(43)가 형성된 댐핑 피스턴(42) 및 이 댐핑 피스턴(42)을 스풀(32)에 연결하는 푸시로드(44)를 가지는 댐핑부(40)를 구비하여서 됨을 특징으로 하는 차량의 능동 제어식 현가장치용 유압장치를 위한 전자비례감압밸브.Oil supply and a proportional solenoid portion 20 having a coil 2l to which the current signal I is input, a plunger 22 and a push rod 23 and generating magnetic force in proportion to the current signal I. A valve body 31 having a port P 1 , an oil discharge port P 2 , and an oil return port P 3 is connected to the plunger 22 of the proportional solenoid 20 in the valve body 31. A body 30 having a spool 32 for opening and closing the ports P 1 , P 2 , and P 3 while reciprocating, and a damping chamber 41 formed at the front end side of the valve body 31; Damping portion 40 having a damping piston 42 reciprocating in the damping chamber 41, the damping orifice 43 is formed and a push rod 44 connecting the damping piston 42 to the spool 32. Electronic proportional pressure reducing valve for the hydraulic system for the active control suspension of the vehicle, characterized in that it is provided with. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920025232A 1992-12-23 1992-12-23 Electronic proportional dissipating pressure valve for a hydraulic shock absorber KR940009287B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920025232A KR940009287B1 (en) 1992-12-23 1992-12-23 Electronic proportional dissipating pressure valve for a hydraulic shock absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920025232A KR940009287B1 (en) 1992-12-23 1992-12-23 Electronic proportional dissipating pressure valve for a hydraulic shock absorber

Publications (2)

Publication Number Publication Date
KR940013906A true KR940013906A (en) 1994-07-16
KR940009287B1 KR940009287B1 (en) 1994-10-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920025232A KR940009287B1 (en) 1992-12-23 1992-12-23 Electronic proportional dissipating pressure valve for a hydraulic shock absorber

Country Status (1)

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KR (1) KR940009287B1 (en)

Also Published As

Publication number Publication date
KR940009287B1 (en) 1994-10-06

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