KR970075395A - Hydraulic motor reversal prevention device - Google Patents

Hydraulic motor reversal prevention device Download PDF

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Publication number
KR970075395A
KR970075395A KR1019960019371A KR19960019371A KR970075395A KR 970075395 A KR970075395 A KR 970075395A KR 1019960019371 A KR1019960019371 A KR 1019960019371A KR 19960019371 A KR19960019371 A KR 19960019371A KR 970075395 A KR970075395 A KR 970075395A
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KR
South Korea
Prior art keywords
hydraulic
valve
hydraulic motor
signal
actuator
Prior art date
Application number
KR1019960019371A
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Korean (ko)
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KR100208730B1 (en
Inventor
황상목
Original Assignee
김무
삼성중공업 주식회사
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Application filed by 김무, 삼성중공업 주식회사 filed Critical 김무
Priority to KR1019960019371A priority Critical patent/KR100208730B1/en
Publication of KR970075395A publication Critical patent/KR970075395A/en
Application granted granted Critical
Publication of KR100208730B1 publication Critical patent/KR100208730B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

본 발명은 유압모터의 반전방지장치에 관한 것으로, 특히 유압원과, 이 유압원으로부터 공급되는 압유에 의해서 작동하고, 관성체를 구동하는 액츄에이터와, 상기 유압원으로부터 상기 액츄에이터에 공급되는 압유의 흐름을 제어하는 방향전환밸브와, 상기 방향전환밸브와 액츄에이터 사이를 접속하고, 방향전환밸브에 의해 선택적으로 압유공급측 주관로 및 압유귀환측 주관로로서 가능하는 제1, 및 제2주관로를 구비하는 유압모터의 반전방지장치에 있어서, 조작자의 조작력에 의해 상기 방향절환밸브를 구동하는 원격조정밸브와, 상기 방향절환밸브와 상기 유압모터 사이의 상기 양 주관로를 접속하는 접속관로, 및 상기 접속관로중에 설치되어 소정의 신호공급수단에 의하여 전달된 신호에 의해 작동되어 상기 접속관로를 폐쇄상태에서 연결상태로 절환하는 솔레노이드밸브를 구비하여 구성됨을 특징으로 하는 유압모터의 반전방지장치에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an anti-reverse device for a hydraulic motor, and in particular, an hydraulic source, an actuator operated by a hydraulic oil supplied from the hydraulic source and driving an inertial body, and a flow of hydraulic oil supplied from the hydraulic source to the actuator. And a first and a second main passage connected between the direction switching valve and the actuator, the first and second main passages being selectively provided as a pressure oil supply side main line and a hydraulic oil return side main line by a direction change valve. An anti-reverse device for a hydraulic motor, comprising: a connecting pipe for connecting a remote control valve for driving the directional valve with an operating force of an operator, and the main pipe lines between the directional valve and the hydraulic motor; and the connecting pipe Is connected to the connection pipe in a closed state by being operated by a signal transmitted by a predetermined signal supply means. It relates to an anti-reversal of the hydraulic motor unit, characterized by configured by comprising a solenoid valve for switching.

Description

유압모터의 반전방지장치Hydraulic motor reversal prevention device

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

제2도는 본 고안의 일실시예에 의한 유압모터의 반전방지장치를 나타내는 유압 및 전기회로도이다.Figure 2 is a hydraulic and electric circuit diagram showing an anti-reversal device of a hydraulic motor according to an embodiment of the present invention.

Claims (3)

유압원과, 이 유압원으로부터 공급되는 압유에 의해서 작동하고, 관성체를 구동하는 액츄에이터와, 상기 유압원으로부터 상기 액츄에이터에 공급되는 압유의 흐름을 제어하는 방향전환밸브와, 상기 방향전환밸브와 액츄에이터 사이를 접속하고, 방향전환밸브에 의해 선택적으로 압유공급측 주관로 및 압유귀환측 주관로로서 가능하는 제1, 및 제2주관로를 구비하는 유압모터의 반전방지장치에 있어서: 조작자의 조작력에 의해 상기 방향절환밸브를 구동하는 원격조정밸브; 상기 방향절환밸브와 상기 유압모터 사이의 상기 양 주관로를 접속하는 접속관로; 및 상기 접속관로중에 설치되어 소정의 신호공급수단에 의하여 전달된 신호에 의해 작동되어 상기 접속관로를 폐쇄상태에서 연결상태로 절환하는 솔레노이드밸브를 구비하여 구성됨을 특징으로 하는 유압모터의 반전방지장치.An actuator that operates by a hydraulic pressure source, the pressure oil supplied from the hydraulic source, and drives an inertial body; a direction change valve for controlling the flow of pressure oil supplied from the hydraulic source to the actuator; and the direction change valve and the actuator. An anti-reversing device for a hydraulic motor having a first and a second main passage, which is connected to each other and is selectively provided as a hydraulic oil supply side main passage and a hydraulic oil return side main passage by means of a directional valve. A remote control valve for driving the direction switching valve; A connection pipe connecting both main pipe paths between the directional valve and the hydraulic motor; And a solenoid valve installed in the connection pipe and operated by a signal transmitted by a predetermined signal supply means to switch the connection pipe from the closed state to the connected state. 제1항에 있어서, 상기 신호공급수단은, 상기 원격조정장치와 전기적으로 연결되어 원격조정장치로부터 상기 방향절환밸브의 중립상태신호를 검출하는 작동검출기; 및 상기 작동검출기와 연결되어 작동검출기에서 검출된 신호를 입력받아 입력된 신호에 의거하여 상기 솔레노이드밸브를 가동하는 신호를 공급하는 콘트롤러를 구비하여 구성됨을 특징으로 하는 유압모터의 반전방지장치.2. The apparatus of claim 1, wherein the signal supply means comprises: an operation detector electrically connected to the remote control device for detecting a neutral state signal of the direction switching valve from the remote control device; And a controller connected to the operation detector and receiving a signal detected by the operation detector and supplying a signal for operating the solenoid valve based on the input signal. 제2항에 있어서, 상기 콘트롤러는, 일정시간후에 상기 솔레노이드밸브에 공급되는 신호를 차단하여 솔레노이드밸브의 작동시간을 제어함을 특징으로 하는 유압모터의 반전방지장치.The inverting prevention device of a hydraulic motor according to claim 2, wherein the controller controls an operation time of the solenoid valve by blocking a signal supplied to the solenoid valve after a predetermined time. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019960019371A 1996-05-31 1996-05-31 Rolling back prevention device in a hydraulic motor KR100208730B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960019371A KR100208730B1 (en) 1996-05-31 1996-05-31 Rolling back prevention device in a hydraulic motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960019371A KR100208730B1 (en) 1996-05-31 1996-05-31 Rolling back prevention device in a hydraulic motor

Publications (2)

Publication Number Publication Date
KR970075395A true KR970075395A (en) 1997-12-10
KR100208730B1 KR100208730B1 (en) 1999-07-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960019371A KR100208730B1 (en) 1996-05-31 1996-05-31 Rolling back prevention device in a hydraulic motor

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KR (1) KR100208730B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343325B1 (en) * 1999-11-30 2002-07-25 동명중공업주식회사 Hydraulic system for preventing the reversing movement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343325B1 (en) * 1999-11-30 2002-07-25 동명중공업주식회사 Hydraulic system for preventing the reversing movement

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Publication number Publication date
KR100208730B1 (en) 1999-07-15

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