KR970065256A - Automatic transmission vehicle parking system - Google Patents

Automatic transmission vehicle parking system Download PDF

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Publication number
KR970065256A
KR970065256A KR1019960008939A KR19960008939A KR970065256A KR 970065256 A KR970065256 A KR 970065256A KR 1019960008939 A KR1019960008939 A KR 1019960008939A KR 19960008939 A KR19960008939 A KR 19960008939A KR 970065256 A KR970065256 A KR 970065256A
Authority
KR
South Korea
Prior art keywords
parking
cylinder
vehicle
rod
automatic transmission
Prior art date
Application number
KR1019960008939A
Other languages
Korean (ko)
Other versions
KR0152630B1 (en
Inventor
장재봉
Original Assignee
김영귀
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 김영귀, 기아자동차 주식회사 filed Critical 김영귀
Priority to KR1019960008939A priority Critical patent/KR0152630B1/en
Publication of KR970065256A publication Critical patent/KR970065256A/en
Application granted granted Critical
Publication of KR0152630B1 publication Critical patent/KR0152630B1/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
    • B60T7/00—Brake-action initiating means
    • B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
    • 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
    • B60T13/686—Electrical control in fluid-pressure brake systems by electrically-controlled valves in hydraulic systems or parts thereof
    • 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/04—Arrangements of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses
    • 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
    • B60T2260/00—Interaction of vehicle brake system with other systems
    • B60T2260/04—Automatic transmission
    • 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

Abstract

이 발명은 주행 레인지 상태에서 차량이 정지될 경우, 변속레버를 조작하지 않더라도 주차기구가 작동되도록 하여, 파킹 레인지 상태를 유지하도록 한다. 이를 위하여, 이 발명에 의한 자동변속기 자동차의 주정차 파킹 시스템은 차량이 주행중에 정지되어 변속레버가 중립이나 파킹 레인지에 위치되지 않은 상태로서, 이그니션 스위치가 온이고, 차속이 “0”이며, 브레이크 페달 스위치가 오프인 것을 TCU에서 감지하고; 상기 TCU에 의해 제어되는 솔레노이드 벨브(13)가 오프되어, 오일펌프(11)로부터 공급되는 유로(9)를 차단함으로써, 실린더(4)의 내부에 작동압을 발생시켜 파킹 로드(3)를 동작시키며; 상기 파킹 로드에 연동되는 파킹 폴(2)이 파킹 기어(1)와 치합되어, 출력축의 회전을 록킹하게 된다.According to the present invention, when the vehicle is stopped in the driving range state, the parking mechanism is operated even if the shift lever is not operated, thereby maintaining the parking range state. To this end, the parking assist system of the automatic transmission vehicle according to the present invention is a state in which the vehicle is stopped while the vehicle is running and the shift lever is not positioned in the neutral or parking range, the ignition switch is on, the vehicle speed is " The TCU detects that the switch is off; The solenoid valve 13 controlled by the TCU is turned off to shut off the oil line 9 supplied from the oil pump 11 to generate operating pressure in the cylinder 4 to operate the parking rod 3 ; The parking pawl 2 interlocked with the parking rod is engaged with the parking gear 1 to lock the rotation of the output shaft.

Description

자동변속기 자동차의 주정차 파킹시스템Automatic transmission vehicle parking system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 이 발명에 의한 자동변속기 자동차의 주정차 파킹시스템을 도시한 구성도, 제2도는 이 발명에 의한 자동변속기 자동차의 주정차 파킹시스템을 도시한 블록도.FIG. 1 is a block diagram showing a parking system of an automatic transmission according to the present invention; FIG. 2 is a block diagram showing a parking system of a parking system of an automatic transmission according to the present invention;

Claims (8)

출력축에 설치되는 파킹 기어와 치합되어 상기 출력축의 회전을 방지하게 되는 파킹 폴과, 상기 파킹 폴을 동작시키는 파킹 로드로 구성되는 주차기구와; 상기 파킹 로드가 왕복 이동되게 수납되는 실린더와; 상기 실린더내에서 상기 파킹 폴과 상기 파킹 기어가 해제되는 방향으로 상기 파킹 로드를 항상 탄지하는 탄성부재와; 유압을 발생시키는 오일펌프와; 상기 오일펌프로부터 발생된 유압을 상기 파킹 로드에 의해 분리된 실린더의 일측 작동실로 공급 및 리턴시키는 유로와; 상기 작동실을 거쳐 연결되는 상기 유로에 설치되고, 상기 유로의 개폐시키는 밸브기구와; 상기 밸브기구의 개폐를 조절하는 제어부를 포함하여 이루어짐을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.A parking mechanism configured to engage with a parking gear provided on an output shaft to prevent rotation of the output shaft, and a parking rod to operate the parking pawl; A cylinder in which the parking rod is reciprocated; An elastic member that constantly urges the parking rod in a direction in which the parking pawl and the parking gear are released in the cylinder; An oil pump for generating hydraulic pressure; A hydraulic circuit for supplying and returning the hydraulic pressure generated from the oil pump to one operation chamber of the cylinder separated by the parking rod; A valve mechanism provided in the flow path connected to the operation chamber and opening / closing the flow path; And a controller for controlling the opening and closing of the valve mechanism. 제1항에 있어서, 탄성부재는 파킹 로드의 플런저부에 의해 분리되는 실린더의 양측에 탄지되는 2개의 스프링인 것을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.The parking apparatus for an automatic transmission according to claim 1, wherein the elastic member is two springs that are mounted on both sides of the cylinder separated by the plunger portion of the parking rod. 제2항에 있어서, 2개의 스프링은 파킹 로드의 플런저부가 실린더내에서 일측으로 쏠리도록, 일측 스프링의 탄성력이 크게 형성된 것을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.3. The parking apparatus for an automatic transmission according to claim 2, wherein the two springs are formed such that a spring force of the one-side spring is largely formed so that the plunger portion of the parking rod is tilted to one side in the cylinder. 제1항에 있어서, 실린더의 작동실로 공급되는 유로와, 상기 작동실을 거쳐 오일탱크로 리턴되는 유로에는 유량제어밸브가 설치된 것을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.The parking apparatus for an automatic transmission according to claim 1, wherein a flow rate control valve is provided in a flow path to a working chamber of the cylinder and a flow path to return to the oil tank via the operating chamber. 제1항에 있어서, 실린더의 작동실로 공급되는 유로에는 바이패스관이 연결되고, 상기 바이패스관에는 압력조절밸브가 설치된 것을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.The apparatus as claimed in claim 1, wherein a bypass pipe is connected to a flow path to a working chamber of the cylinder, and a pressure control valve is installed in the bypass pipe. 제1항에 있어서, 밸브기구는 솔레노이드 밸브인 것을 특징으로 하는 자동변속기 자동차의 주정차 파킹장치.The parking assist system for an automatic transmission according to claim 1, wherein the valve mechanism is a solenoid valve. 제1항에 있어서, 제어부는 트랜스미션 컨트롤 유니트인 것을 특징으로 하는 자동 변속기 자동차의 주정차 파킹장치.The automatic parking garage parking apparatus of claim 1, wherein the control unit is a transmission control unit. 차량이 주행중에 정지된 상태에서, 이그니션 스위치가 온이고, 차속이 “0”이며, 브레이크 페달 스위치가 오프인 것을 트랜스미션 컨트롤 유니트에서 감지하는 단계와; 상기 트랜스미션 컨트롤 유니트에 의해 제어되는 솔레노이드 밸브가 오프되어, 오일펌프로부터 공급되는 유로를 차단하고, 실린더의 작동실에 유압을 발생시켜, 파킹 로드가 스프링의 탄지력을 이기고 밀려 동작되는 단계와; 상기 파킹 로드에 연동되는 파킹 폴이 파킹 기어와 치합되어, 출력축의 회전을 록킹하는 단계와; 다시, 드로틀 포지션 센서의 신호를 받아 차량이 출발하려는 것을 감지한 트랜스미션 컨트롤 유니트가 상기 솔레노이드 밸브를 온시켜 실린더의 작동실에 발생된 유압을 해제하는 단계를 포함하여 이루어짐을 특징으로 하는 자동변속기 자동차의 주정차 파킹방법.Detecting in the transmission control unit that the ignition switch is on, the vehicle speed is " 0 " and the brake pedal switch is off, while the vehicle is stopped while the vehicle is running; A solenoid valve controlled by the transmission control unit is turned off to shut off a flow passage supplied from an oil pump and generate a hydraulic pressure in a working chamber of the cylinder so that the parking rod is operated by pushing against the lashing force of the spring; The parking paw interlocking with the parking rod is engaged with the parking gear to lock the rotation of the output shaft; And a transmission control unit that receives a signal from the throttle position sensor and detects that the vehicle is about to start, turns on the solenoid valve to release hydraulic pressure generated in the operating chamber of the cylinder. Park parking method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960008939A 1996-03-29 1996-03-29 Parking brake system of auto-transmission vehicel KR0152630B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960008939A KR0152630B1 (en) 1996-03-29 1996-03-29 Parking brake system of auto-transmission vehicel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960008939A KR0152630B1 (en) 1996-03-29 1996-03-29 Parking brake system of auto-transmission vehicel

Publications (2)

Publication Number Publication Date
KR970065256A true KR970065256A (en) 1997-10-13
KR0152630B1 KR0152630B1 (en) 1998-09-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960008939A KR0152630B1 (en) 1996-03-29 1996-03-29 Parking brake system of auto-transmission vehicel

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100432015B1 (en) * 2000-12-26 2004-05-20 현대자동차주식회사 parking system for automatic transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100432015B1 (en) * 2000-12-26 2004-05-20 현대자동차주식회사 parking system for automatic transmission

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Publication number Publication date
KR0152630B1 (en) 1998-09-15

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