RU2012102282A - HYDRAULIC ACTUATOR WITH SIGNAL FLOW VALVE - Google Patents
HYDRAULIC ACTUATOR WITH SIGNAL FLOW VALVE Download PDFInfo
- Publication number
- RU2012102282A RU2012102282A RU2012102282/11A RU2012102282A RU2012102282A RU 2012102282 A RU2012102282 A RU 2012102282A RU 2012102282/11 A RU2012102282/11 A RU 2012102282/11A RU 2012102282 A RU2012102282 A RU 2012102282A RU 2012102282 A RU2012102282 A RU 2012102282A
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- RU
- Russia
- Prior art keywords
- valve
- hydraulic actuator
- pump
- return valve
- possibility
- Prior art date
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Abstract
Гидравлический привод с сигнальным клапаном потока, содержащий основной гидропривод с основным насосом с приводом от двигателя и аварийный гидропривод, включающий в себя вспомогательный насос с обратным клапаном, соединенный с электроприводом с возможностью включения от электромотора при понижении расхода рабочей жидкости в напорной линии основного насоса до заданного резервного уровня, отличающийся тем, что в напорной линии основного насоса установлен сигнальный клапан потока с возможностью подключения к напорной линии вспомогательного насоса, выполненный в виде обратного клапана с применением бесконтактного датчика Холла в жидкой среде под давлением: в корпусе сигнального клапана потока, содержащем два входных и один выходной каналы, выполнена сквозная расточка с седлом обратного клапана, в которой размещен полый шток с затвором обратного клапана, установленный с возможностью перемещения в полости крышки, закрепленной в сквозной расточке корпуса, при этом в полости штока с одной стороны размещена пружина, упирающаяся в торец крышки и установленная с возможностью прижатия затвора обратного клапана к его седлу, а с другой стороны постоянный магнит с возможностью бесконтактного взаимодействия с датчиком Холла, установленного в расточке корпуса соосно штоку и соединенного с электроприводом вспомогательного насоса.A hydraulic actuator with a flow signal valve, comprising a main hydraulic actuator with a main pump driven by an engine and an emergency hydraulic actuator, including an auxiliary pump with a non-return valve, connected to the electric actuator with the possibility of switching on from the electric motor while lowering the flow rate of the working fluid in the pressure line of the main pump to a predetermined reserve level, characterized in that in the pressure line of the main pump there is a flow signal valve with the ability to connect to the pressure line of the auxiliary of a linear pump, made in the form of a non-return valve using a non-contact Hall sensor in a liquid medium under pressure: in the body of the flow signal valve containing two inlet and one outlet channels, a through bore with a non-return valve seat is made, in which a hollow rod with a non-return valve is placed installed with the possibility of movement in the cavity of the lid, mounted in the through bore of the housing, while in the cavity of the rod on one side there is a spring abutting against the end face of the lid and installed with the possibility of Strongly pressing the check valve shutter onto its seat and, on the other hand, with the permanent magnet interaction with non-contact Hall sensor installed in the housing bore rod and connected coaxially with the electric auxiliary pump.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012102282/11A RU2492092C1 (en) | 2012-01-23 | 2012-01-23 | Hydraulic drive with flow alarm valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012102282/11A RU2492092C1 (en) | 2012-01-23 | 2012-01-23 | Hydraulic drive with flow alarm valve |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2012102282A true RU2012102282A (en) | 2013-07-27 |
RU2492092C1 RU2492092C1 (en) | 2013-09-10 |
Family
ID=49155429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2012102282/11A RU2492092C1 (en) | 2012-01-23 | 2012-01-23 | Hydraulic drive with flow alarm valve |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2492092C1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2030317C1 (en) * | 1992-12-28 | 1995-03-10 | Редчиц Сергей Валентинович | Steering hydraulic system of wheeled vehicle |
DE19546733C1 (en) * | 1995-12-14 | 1997-03-27 | Daimler Benz Ag | Hydraulic servo steering for motor vehicle |
DE19839951C2 (en) * | 1998-09-02 | 2000-06-21 | Daimler Chrysler Ag | Steering system for non-track-bound motor vehicles |
NL1037753C2 (en) * | 2010-02-26 | 2011-08-29 | V S E Vehicle Systems Engineering B V | VEHICLE EQUIPPED WITH AN EMERGENCY DRIVE, COMBINATION OF PULLING AND PULLED VEHICLE, PULLED VEHICLE, AND STEERING-DRIVE FOR A VEHICLE. |
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2012
- 2012-01-23 RU RU2012102282/11A patent/RU2492092C1/en active
Also Published As
Publication number | Publication date |
---|---|
RU2492092C1 (en) | 2013-09-10 |
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