KR970027914A - Hydraulic valve of the parking brake system - Google Patents

Hydraulic valve of the parking brake system Download PDF

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Publication number
KR970027914A
KR970027914A KR1019950042823A KR19950042823A KR970027914A KR 970027914 A KR970027914 A KR 970027914A KR 1019950042823 A KR1019950042823 A KR 1019950042823A KR 19950042823 A KR19950042823 A KR 19950042823A KR 970027914 A KR970027914 A KR 970027914A
Authority
KR
South Korea
Prior art keywords
parking brake
hydraulic
valve
brake system
cylinder
Prior art date
Application number
KR1019950042823A
Other languages
Korean (ko)
Other versions
KR0145535B1 (en
Inventor
손영선
Original Assignee
한승준
기아자동차 주식회사
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 한승준, 기아자동차 주식회사 filed Critical 한승준
Priority to KR1019950042823A priority Critical patent/KR0145535B1/en
Publication of KR970027914A publication Critical patent/KR970027914A/en
Application granted granted Critical
Publication of KR0145535B1 publication Critical patent/KR0145535B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/26—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels
    • B60T8/262—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels using valves with stepped characteristics
    • B60T8/265—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels using valves with stepped characteristics for hydraulic brake systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/02—Brake-action initiating means for personal initiation
    • B60T7/08—Brake-action initiating means for personal initiation hand actuated
    • B60T7/10—Disposition of hand control
    • B60T7/102—Disposition of hand control by means of a tilting lever
    • B60T7/104—Disposition of hand control by means of a tilting lever with a locking mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/18—Propelling the vehicle
    • B60Y2300/18008—Propelling the vehicle related to particular drive situations
    • B60Y2300/18108—Braking
    • B60Y2300/18141—Braking for parking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/81—Braking systems

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)

Abstract

본 발명은 유압을 이용하여 4륜을 모두 제공시켜 주차 효과를 더욱 증대시키는 주차 브레이크 시스템의 유압 밸브에 관한 것이다.The present invention relates to a hydraulic valve of a parking brake system that further increases the parking effect by providing all four wheels using hydraulic pressure.

본 발명에 따른 주차 브레이크 시스템의 유압밸브는 매스터실린더와 전륜 및 후륜 유압라인을 통해 각각 연결되기 위한 유입구와, 전륜과 후륜의 휘일실린더와 유압라인을 통해 연결되기 위한 출구를 갖는 밸브 실린더; 상기 밸브 실린더의 내부에 슬라이딩 가능하게 장착되며, 일측부에 연결되는 주차 브레이크 레버의 조작에 의해 왕복운동하여 상기 유입구 및 출구를 개폐하기 위한 피스톤; 및 상기 주차 브레이크 레버의 작동상태를 유지시켜 주는 로킹장치로 구성되는 것을 특징으로 한다.The hydraulic valve of the parking brake system according to the present invention includes a valve cylinder having an inlet for connecting each of the master cylinder and the front and rear hydraulic lines, and an outlet for connecting the wheel cylinder of the front and rear wheels and the hydraulic line; A piston slidably mounted in the valve cylinder and reciprocating by an operation of a parking brake lever connected to one side to open and close the inlet and the outlet; And a locking device for maintaining the operating state of the parking brake lever.

Description

주차 브레이크 시스템의 유압밸브Hydraulic valve of the parking brake system

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

제1도는 본 발명에 따른 주차 브레이크 시스템의 유압밸브를 도시한 것이며,1 shows a hydraulic valve of a parking brake system according to the present invention,

제2도는 본 발명이 적용되는 주차 브레이크 시스템의 동작도로서 단순 주행상태를 도시한 것이고,2 is a view showing a simple driving state as an operation diagram of a parking brake system to which the present invention is applied,

제3도는 본 발명이 적용되는 따른 주차 브레이크 시스템의 동작도로서 제공상태를 도시한 것으로서, (a)는 단순 제공상태를 도시한 것이고, (b)는 주차상태를 도시한 것이며,3 is a view showing the operation state of the parking brake system according to the present invention, (a) shows a simple providing state, (b) shows a parking state,

제4도는 종래 주차 브레이크 시스템을 도시한 것이다.4 shows a conventional parking brake system.

Claims (8)

매스터실린더와 전륜 및 후륜 유압라인을 통해 각각 연결되기 위한 유입구(17)와, 전륜과 후륜의 휘일실린더와 유압라인을 통해 연결되기 위한 출구(18)를 갖는 밸브 실린더(12); 상기 밸브 실린더의 내부에 슬라이딩 가능하게 장착되며, 일측부에 연결되는 주차 브레이크 레버(3)의 조작에 의해 왕복운동하여 상기 유입구 및 출구를 개폐하기 위한 피스톤(14); 및 상기 주차 브레이크 레버(3)의 작동상태를 유지시켜 주는 로킹장치(16)로 구성되는 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.A valve cylinder 12 having an inlet port 17 for connecting the master cylinder and the front wheel and the rear wheel hydraulic lines, respectively, and an outlet 18 for connecting the wheel cylinder of the front wheel and the rear wheel and the hydraulic line; A piston 14 slidably mounted in the valve cylinder and reciprocating by an operation of the parking brake lever 3 connected to one side to open and close the inlet and the outlet; And a locking device (16) for maintaining the operating state of the parking brake lever (3). 제1항에 있어서, 상기 피스톤(14)은 상기 밸브실린더의 내측면에 부합되는 형상을 하며, 상기 유입구 및 출구를 각각 폐쇄하는 폐쇄부(19a)와, 상기 유입구 및 출구를 각각 개방하기 위해 외주면을 따라 형성되는 유압흐름 그루브(19)로 구성되는 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.2. The piston (1) according to claim 1, wherein the piston (14) has a shape corresponding to an inner surface of the valve cylinder, and a closing portion (19a) for closing the inlet and the outlet, respectively, and an outer circumferential surface for opening the inlet and the outlet, respectively. Hydraulic valve of the parking brake system, characterized in that consisting of a hydraulic flow groove 19 is formed along the. 제2항에 있어서, 상기 유압흐름 그루브(19)는 반원이 단면 형상을 가지는 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.3. The hydraulic valve according to claim 2, wherein the hydraulic flow groove (19) has a semicircular cross-sectional shape. 제2항 또는 제3항에 있어서, 상기 유압흐름 그루브(19)의 양측에 유압의 밀봉을 위한 밀봉 부재를 더 포함하는 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.4. The hydraulic valve of the parking brake system according to claim 2 or 3, further comprising a sealing member for sealing hydraulic pressure on both sides of the hydraulic flow groove (19). 제4항에 있어서, 상기 밀봉부재가 고무재질의 밀봉링인 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.The hydraulic valve of the parking brake system according to claim 4, wherein the sealing member is a sealing ring made of rubber. 제1항에 있어서, 상기 주차 브레이크 레버(3)의 조작방향과 반대방향으로 상기 피스톤(14)을 편향시키기 위한 편향수단을 더 포함하는 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.2. The hydraulic valve according to claim 1, further comprising biasing means for biasing said piston (14) in a direction opposite to an operating direction of said parking brake lever (3). 제6항에 있어서, 상기 편향수단은 주차 브레이크측 실린더 단부에 설치되는 압축코일스프링(20)인 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.7. The hydraulic valve of the parking brake system according to claim 6, wherein the biasing means is a compression coil spring (20) installed at the end of the parking brake side cylinder. 제6항 또는 제7항에 있어서, 상기 로킹장치(16)가 상기 피스톤의 편향을 저지하여 소정 위치에 유지하도록 상기 주차 브레이크 레버(3)의 손잡이가 걸쳐지는 걸림쇠인 것을 특징으로 하는 주차 브레이크 시스템의 유압밸브.8. Parking brake system according to claim 6 or 7, characterized in that the locking device (16) is a latch to which the handle of the parking brake lever (3) hangs so as to prevent deflection of the piston and to maintain it in a predetermined position. Hydraulic valve. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950042823A 1995-11-22 1995-11-22 Hydraulic valve for parking brake system KR0145535B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950042823A KR0145535B1 (en) 1995-11-22 1995-11-22 Hydraulic valve for parking brake system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950042823A KR0145535B1 (en) 1995-11-22 1995-11-22 Hydraulic valve for parking brake system

Publications (2)

Publication Number Publication Date
KR970027914A true KR970027914A (en) 1997-06-24
KR0145535B1 KR0145535B1 (en) 1998-08-17

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Application Number Title Priority Date Filing Date
KR1019950042823A KR0145535B1 (en) 1995-11-22 1995-11-22 Hydraulic valve for parking brake system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101716639B1 (en) 2016-07-06 2017-03-27 최수현 Brake system of vehicle

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