CN108032854A - A kind of dual-purpose parking valve group of No leakage electric mechanical - Google Patents
A kind of dual-purpose parking valve group of No leakage electric mechanical Download PDFInfo
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- CN108032854A CN108032854A CN201711322495.XA CN201711322495A CN108032854A CN 108032854 A CN108032854 A CN 108032854A CN 201711322495 A CN201711322495 A CN 201711322495A CN 108032854 A CN108032854 A CN 108032854A
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- valve
- parking
- block body
- interface
- oil outlet
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Classifications
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- 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
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/04—Driver's valves
-
- 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
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/025—Electrically controlled valves
- B60T15/028—Electrically controlled valves in hydraulic systems
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention discloses a kind of dual-purpose parking valve group of No leakage formula electric mechanical, the parking valve group includes:Valve block body;The check valve of fluid one-way flow is controlled, the check valve is arranged in the valve block body, and, the direction that the check valve setting direction flows into the valve block body with fluid is consistent;Filter core, the filter core are arranged between the valve block body and the check valve;Solenoid ball valve, the Solenoid ball valve are arranged on above the valve block body, and with the outlet of the check valve;Board-like tee ball valve, the board-like tee ball valve is arranged on above the valve block body, and is arranged in parallel with the Solenoid ball valve, while the outlet of the first interface of the board-like tee ball valve and the check valve.Parking braking system is reached to automatically engage, with high-tension system coordinated signals, has improved vehicle safety performance, if vehicle trouble, when parking electronic control system can not work, parking braking can have been released manually, improve the technique effect of vehicle maintenance.
Description
Technical field
Motor vehicle technology field of the present invention, more particularly to a kind of dual-purpose parking valve group of No leakage formula electric mechanical.
Background technology
The parking braking system of conventional engine rolling stock, generally use hand-operated valve control parking system, manually operates
Handle releases parking, and an emergency situation is encountered, and manual operation parking handle realizes emergency braking function, and conventional engine rolling stock is tight
Only need to realize vehicle braking function during anxious damped condition, and vehicle system is not required nothing more than in case of emergency for electric vehicle
It is dynamic to require high pressure to power off at the same time.
But present inventor has found the above-mentioned prior art extremely during technical solution in realizing the embodiment of the present application
Have the following technical problems less:
In the prior art, it need to operate and stay during failure in vehicle operation using control parking system manually for electric vehicle
Car braking system brakes vehicle, can not realize the function that braking automatically engages.
The content of the invention
An embodiment of the present invention provides a kind of dual-purpose parking valve group of No leakage formula electric mechanical, to solve in the prior art
Need to operate parking braking system during failure in electric vehicle operation brakes vehicle, can not realize the function that braking automatically engages.
To solve the above-mentioned problems, an embodiment of the present invention provides a kind of dual-purpose parking valve group of No leakage formula electric mechanical,
The parking valve group includes:Valve block body;The check valve of fluid one-way flow is controlled, the check valve is arranged on the valve block sheet
In vivo, and, the direction that the check valve setting direction flows into the valve block body with fluid is consistent;Filter core, the filter core are set
Between the valve block body and the check valve;Solenoid ball valve, the Solenoid ball valve are arranged on above the valve block body, and
With the outlet of the check valve;Board-like tee ball valve, the board-like tee ball valve are arranged on above the valve block body, and
It is arranged in parallel with the Solenoid ball valve, while the outlet of the first interface of the board-like tee ball valve and the check valve.
Preferably, the parking valve group further includes:First oil outlet, first oil outlet are arranged on the valve block body
On, and one end is connected with the check valve, the other end is connected with high pressure fuel source;Second oil outlet, second oil outlet are set
On the valve block body, one end is connected with the one-way valved outlet, and the other end is connected with high pressure accumulator;3rd oil outlet,
3rd oil outlet is arranged on the valve block body, and is connected with fuel tank;4th oil outlet, the 4th oil outlet are set
On the valve block body, and it is connected with pressure gauge;5th oil outlet, the 5th oil outlet are arranged on the valve block body
On, and be connected with parking brake.
Preferably, the parking valve group further includes:Connector, the connector are arranged on oil outlet.
Preferably, the Solenoid ball valve includes:Electromagnet, the electromagnet are arranged in the Solenoid ball valve;Electromagnetism
One interface, the electromagnetism first interface are connected with the first interface of the one-way valved outlet, board-like tee ball valve;Electromagnetism second connects
Mouthful, the electromagnetism second interface is connected with the 3rd oil outlet;The 3rd interface of electromagnetism, the 3rd interface of electromagnetism and the plate
The 3rd interface connection of formula tee ball valve.
Preferably, designed inside the Solenoid ball valve for ball-valve structure.
Preferably, designed inside the board-like tee ball valve for ball-valve structure.
Preferably, the second interface of the board-like tee ball valve is connected with the 5th oil outlet.
The one or more technical solutions provided in the embodiment of the present invention, at least have following one or more technology effects
Fruit:
1st, in a kind of dual-purpose parking valve group of No leakage formula electric mechanical provided in an embodiment of the present invention, the parking valve group bag
Include:Valve block body;The check valve of fluid one-way flow is controlled, the check valve is arranged in the valve block body, and, the list
The direction for flowing into the valve block body with fluid to valve setting direction is consistent;Filter core, the filter core are arranged on the valve block body
Between the check valve;Solenoid ball valve, the Solenoid ball valve are arranged on above the valve block body, and with the check valve
Outlet;Board-like tee ball valve, the board-like tee ball valve are arranged on above the valve block body, and with the Solenoid ball valve
It is arranged in parallel, while the outlet of the first interface of the board-like tee ball valve and the check valve.Solves the prior art
Need to operate parking braking system during failure in middle electric vehicle operation brakes vehicle, can not realize the work(that braking automatically engages
Can, reach parking braking system and automatically engaged, parking braking system and high-tension system coordinated signals, improve vehicle safety
Can, if vehicle trouble, when parking electronic control system can not work, parking braking can be released manually, improves vehicle maintenance
Technique effect.
2nd, further included in the embodiment of the present application by the parking valve group:First oil outlet, first oil outlet are set
On the valve block body, and one end is connected with the check valve, and the other end is connected with high pressure fuel source;Second oil outlet, it is described
Second oil outlet is arranged on the valve block body, and one end is connected with the one-way valved outlet, and the other end connects with high pressure accumulator
Connect;3rd oil outlet, the 3rd oil outlet is arranged on the valve block body, and is connected with fuel tank;4th oil outlet, it is described
4th oil outlet is arranged on the valve block body, and is connected with pressure gauge;5th oil outlet, the 5th oil outlet are arranged on
On the valve block body, and it is connected with parking brake.Need to operate when solving failure in electric vehicle operation in the prior art
Parking braking system brakes vehicle, can not realize the technical problem that braking automatically engages, it is automatic to have reached parking braking system
Input, parking braking system and high-tension system coordinated signals, improve the technique effect of vehicle safety performance.
3rd, in the embodiment of the present invention by being designed inside the Solenoid ball valve for ball-valve structure.Solves hydraulic fluid port oil liquid leakage
Technical problem, reached the technique effect of No leakage between each hydraulic fluid port of parking valve group.
4th, in the embodiment of the present invention by being designed inside the board-like tee ball valve for ball-valve structure.Solves hydraulic fluid port fluid
The technical problem of leakage, has reached the technique effect of No leakage between each hydraulic fluid port of parking valve group.
5th, it is connected in the embodiment of the present invention by the second interface of the board-like tee ball valve with the 5th oil outlet.Reach
If having arrived vehicle trouble, when parking electronic control system can not work, parking braking can be released manually, improves vehicle maintenance
Technique effect.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by the embodiment of the present invention.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of structure diagram of the dual-purpose parking valve group of No leakage formula electric mechanical of the embodiment of the present invention;
Fig. 2 is a kind of structure top view of the dual-purpose parking valve group of No leakage formula electric mechanical of the embodiment of the present invention;
Fig. 3 is a kind of fundamental diagram of the dual-purpose parking valve group of No leakage formula electric mechanical of the embodiment of the present invention;
Fig. 4 is that Solenoid ball valve obtains electric oil communication schematic diagram in the embodiment of the present invention;
Fig. 5 is to release parking oil communication schematic diagram in the embodiment of the present invention manually.
Description of reference numerals:
Valve block body 1, check valve 2, Solenoid ball valve 3, board-like tee ball valve 4, connector 5, the first oil outlet 6, second is fuel-displaced
Mouth 7, the 3rd oil outlet 8, the 4th oil outlet 9, the 5th oil outlet 10, first interface 11, second interface 12, the 3rd interface 13, electricity
Magnetic first interface 14, electromagnetism second interface 15, the 3rd interface 16 of electromagnetism.
Embodiment
An embodiment of the present invention provides a kind of dual-purpose parking valve group of No leakage formula electric mechanical, to solve in the prior art
Need to operate parking braking system during failure in electric vehicle operation brakes vehicle, can not realize the function that braking automatically engages.
Technical solution in the embodiment of the present invention, overall structure are as follows:A kind of dual-purpose parking valve of No leakage formula electric mechanical
Group, the parking valve group include:Valve block body;The check valve of fluid one-way flow is controlled, the check valve is arranged on the valve
In block body, and, the direction that the check valve setting direction flows into the valve block body with fluid is consistent;Filter core, the filter core
It is arranged between the valve block body and the check valve;Solenoid ball valve, the Solenoid ball valve are arranged on the valve block body
Side, and with the outlet of the check valve;Board-like tee ball valve, the board-like tee ball valve are arranged on the valve block body
Side, and be arranged in parallel with the Solenoid ball valve, while the outlet of the first interface of the board-like tee ball valve and the check valve
Connection.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
Embodiment one
The present embodiment provides a kind of dual-purpose parking valve group of No leakage formula electric mechanical, please refer to Fig.1, the parking valve group bag
Include:
Valve block body 1;
The check valve 2 of fluid one-way flow is controlled, the check valve 2 is arranged in the valve block body 1, and, the list
The direction for flowing into the valve block body 1 with fluid to 2 setting direction of valve is consistent;
Specifically, a check valve 2 is provided with the valve block body 1, controls fluid one-way flow, the check valve
The direction that 2 setting directions flow into the valve block body 1 with fluid is consistent, i.e., the direction that described check valve 2 is installed is permission fluid
Flow into the parking valve group, forbid fluid to be flowed out from the parking valve group.
Filter core, the filter core are arranged between the valve block body 1 and the check valve 2;
Specifically, a filter core is provided between the check valve 2 of installation in the valve block body 1, the filter core rises
To the effect of filtering oil sources.
Solenoid ball valve 3, the Solenoid ball valve 3 are arranged on the top of the valve block body 1, and with the outlet of the check valve 2
Connection;
Further, the Solenoid ball valve 3 includes:Electromagnet, the electromagnet are arranged in the Solenoid ball valve 3;Electricity
Magnetic first interface 14, the electromagnetism first interface 14 is exported with the check valve 2, the first interface of board-like tee ball valve 4 14 connects
It is logical;Electromagnetism second interface 15, the electromagnetism second interface 15 are connected with the 3rd oil outlet 8;The 3rd interface 16 of electromagnetism, it is described
The 3rd interface 16 of electromagnetism is connected with the 3rd interface 13 of the board-like tee ball valve 4.
Further, the inside of Solenoid ball valve 3 is designed for ball-valve structure.
Specifically, the Solenoid ball valve 3 is arranged on the top of valve block body 1, and inside is designed for ball-valve structure, each oil
No leakage between mouthful, the Solenoid ball valve 3 includes an electromagnet and three interfaces, the electromagnet are arranged on the Solenoid ball valve
In 3, the working status of the Solenoid ball valve is controlled by controlling electromagnet;Electromagnetism first interface 14 goes out with the check valve 2
Mouth connection;Electromagnetism second interface 15 is connected with the 3rd oil outlet 8;The 3rd interface 16 of electromagnetism and the board-like tee ball valve 4
The 3rd interface 13 connect.The Solenoid ball valve 3 uses dead electricity locking type function, by must not electricity when vehicle automatic parking protect
Demonstrate,prove vehicle safety.
Board-like tee ball valve 4, the board-like tee ball valve 4 are arranged on the top of the valve block body 1, and with the electromagnetic ball
Valve 3 is arranged in parallel, while the outlet of the first interface of the board-like tee ball valve 4 and the check valve 2.
Further, the inside of board-like tee ball valve 4 is designed for ball-valve structure.
Further, the second interface 12 of the board-like tee ball valve 4 is connected with the 5th oil outlet 10.
Specifically, the board-like tee ball valve 4 is arranged on the top of valve block body 1, and flat with the Solenoid ball valve 3
Row is set, at the same it is internal designed for ball-valve structure, ensure No leakage phenomenon between each hydraulic fluid port, the of the board-like tee ball valve 4
The outlet of one interface 11 and the check valve 2, electromagnetism first interface 14 connect, and form path;Second interface 12 is with being arranged on institute
The 5th oil outlet 10 stated on valve block body 1 connects;3rd interface 13 is connected with the 3rd interface 16 of electromagnetism, is connect by difference
Connecting to control the parking situation of vehicle for mouth, ensures vehicle safety.
Further, the parking valve group further includes:First oil outlet 6, first oil outlet 6 are arranged on the valve block
On body 1, and one end is connected with the check valve 2, and the other end is connected with high pressure fuel source;Second oil outlet 7, described second is fuel-displaced
Mouth 7 is arranged on the valve block body 1, and one end is connected with the check valve 2 outlet, and the other end is connected with high pressure accumulator;The
Three oil outlets 8, the 3rd oil outlet is arranged on the valve block body 1, and is connected with fuel tank;4th oil outlet 9, described
Four oil outlets are arranged on the valve block body 1, and are connected with pressure gauge;5th oil outlet 10, the 5th oil outlet are set
On the valve block body 1, and it is connected with parking brake.
Further, the parking valve group further includes:Connector 5, the connector 5 are arranged on oil outlet.
Specifically, the parking valve group is provided with five oil outlets altogether, while is both provided with connecing on each oil outlet
First 5, for connecting the component of the parking valve group and each vehicle, five oil outlets are arranged on the valve block body 1,
The surface of the valve block body 1 is distributed in, is connected with vehicle related work component, wherein 6 one end of the first oil outlet and the list
Connected to valve 2, the other end is connected with high pressure fuel source;Second oil outlet, 7 one end is connected with high pressure accumulator, the other end and the list
To valve 2 outlet connection, entered by high pressure fuel source from first oil outlet 6 of the parking valve group, flow through the filter core,
Check valve 2, it is oil-filled to the high pressure accumulator by second oil outlet 7;3rd oil outlet 8 is connected with fuel tank;4th goes out
Hydraulic fluid port 9 is connected with pressure gauge;5th oil outlet 10 is connected with parking brake, ensures its normal work.
Embodiment two
The present invention is illustrated in order to clearer, below to a kind of dual-purpose parking valve group of No leakage formula electric mechanical of the present invention
Operation principle illustrate, please refer to Fig.3, it is specific as follows:
Under nominal situation, the second interface 12 of the board-like tee ball valve 4 is connected with the 3rd interface 13, vehicle
During parked state, system pipeline connection schematic diagram as shown in figure 3, high pressure fuel source from first oil outlet 6 of parking valve group into
Enter, flow through the filter core, the check valve 2, electromagnetic ball oil-filled to accumulator by second oil outlet 7 of parking valve group
Valve 3 not it is electric, the electromagnetism first interface 14 of Solenoid ball valve 3 is not connected with other hydraulic fluid ports, oil circuit cut-off, board-like tee ball valve
4 first interface 11 is not connected with other hydraulic fluid ports, and oil circuit cut-off, parking brake passes through the institute on the valve block body 1
State the 5th oil outlet 10, the second interface 12 of the board-like tee ball valve 4, the 3rd interface 13, the electricity of Solenoid ball valve 3
Magnetic second interface 15 and the 3rd interface 16 of the electromagnetism are simultaneously returned connected by the 3rd oil outlet 8 of parking valve group
Fuel tank, parking brake no pressure oil stream enters, and is connected with fuel tank, and vehicle is in parking braking state.
Embodiment three
The present invention is illustrated in order to clearer, below to a kind of dual-purpose parking valve group of No leakage formula electric mechanical of the present invention
Operation principle when Solenoid ball valve must conduct illustrates, and please refers to Fig.3, Fig. 4, specific as follows:
The parking controlling switch of vehicle is pressed, parking valve group as shown in Figure 4 must conduct oil circuit connection in Solenoid ball valve.
High pressure fuel source is entered by connected first oil outlet 6 for being arranged on the valve block body 1, flow through the filter core and
The check valve 2, it is oil-filled to connected accumulator by second oil outlet 7 of parking valve group, thus the electromagnetism
Ball valve 3 must be electric, while the electromagnet in the Solenoid ball valve 3 is controlled be subject to park brake switch, by described in Solenoid ball valve 3
Electromagnetism first interface 14, the 3rd interface 16 of the electromagnetism connect, and high-voltage oil liquid flows through the electromagnetism by the check valve 2 outlet
The 3rd interface 16 of electromagnetism first interface 14 and the electromagnetism of ball valve 3, then flow to the 3rd interface 13 and the institute of board-like tee ball valve 4
Second interface 12 is stated, and is flowed out from the 5th oil outlet 10 of parking valve group, what flow direction was connected with the 5th oil outlet 10
Parking brake, releases parking braking, while pressure gauge is connected thereto monitoring by the 4th oil outlet 9 of parking valve group
The pressure of parking brake.
In addition power-off operating mode suddenly occurs in vehicle travel process, 3 dead electricity of Solenoid ball valve, makes the Solenoid ball valve
The 3 electromagnetism first interface 14 is connected with the 3rd interface 16 of electromagnetism switches to the 3rd interface 16 of electromagnetism and the electricity
Magnetic second interface 15 connects.Pipeline connection principle fades to Fig. 3, parking brake decompression, vehicle automatic parking by Fig. 4.Exist at the same time
Emergency case occurs in vehicle travel process, operation principle is identical, takes emergency stop switch, 3 dead electricity of Solenoid ball valve, makes described
The electromagnetism first interface 14 of Solenoid ball valve 3 connects with the 3rd interface 16 of electromagnetism and switches to the 3rd interface 16 of electromagnetism
Connected with the electromagnetism second interface 15.Pipeline connection principle fades to Fig. 3, parking brake decompression by Fig. 4, and vehicle is stayed automatically
Car, improves the security of vehicle.
Example IV
The present embodiment releases parking manually to a kind of dual-purpose parking valve group of No leakage formula electric mechanical in vehicle trouble
Operation principle illustrates, and refer to Fig. 5, specific as follows:
In vehicle trouble operating mode, when the Solenoid ball valve 3 can not work normally, the board-like tee ball valve 4 is operated by institute
The first interface 11 for stating board-like tee ball valve 4 is connected with the second interface 12, and manual release as shown in Figure 5 at this time is stayed
The oil communication schematic diagram of car valve group, high pressure fuel source enter from first oil outlet 6 of parking valve group, flow through the filter core and
The check valve 2, it is oil-filled to accumulator by second oil outlet 7 of parking valve group, simultaneously flow through operation described board-like three
The first interface 11 and the second interface 12 of pass ball valve 4, and flowed out from the 5th oil outlet 10 of parking valve group, flow
To parking brake, release parking braking, while pressure gauge is connected thereto prison by the 4th oil outlet 9 of parking valve group
Survey the pressure of parking brake.Reach in vehicle trouble, when parking electronic control system can not work, parking can be released manually
Braking, improves the technique effect of vehicle maintenance.
The technical solution provided in the embodiment of the present application, has at least the following technical effects or advantages:
1st, in a kind of dual-purpose parking valve group of No leakage formula electric mechanical provided in an embodiment of the present invention, the parking valve group bag
Include:Valve block body;The check valve of fluid one-way flow is controlled, the check valve is arranged in the valve block body, and, the list
The direction for flowing into the valve block body with fluid to valve setting direction is consistent;Filter core, the filter core are arranged on the valve block body
Between the check valve;Solenoid ball valve, the Solenoid ball valve are arranged on above the valve block body, and with the check valve
Outlet;Board-like tee ball valve, the board-like tee ball valve are arranged on above the valve block body, and with the Solenoid ball valve
It is arranged in parallel, while the outlet of the first interface of the board-like tee ball valve and the check valve.Solves the prior art
Need to operate parking braking system during failure in middle electric vehicle operation brakes vehicle, can not realize the work(that braking automatically engages
Can, reach parking braking system and automatically engaged, parking braking system and high-tension system coordinated signals, improve vehicle safety
Can, if vehicle trouble, when parking electronic control system can not work, parking braking can be released manually, improves vehicle maintenance
Technique effect.
2nd, further included in the embodiment of the present application by the parking valve group:First oil outlet, first oil outlet are set
On the valve block body, and one end is connected with the check valve, and the other end is connected with high pressure fuel source;Second oil outlet, it is described
Second oil outlet is arranged on the valve block body, and one end is connected with the one-way valved outlet, and the other end connects with high pressure accumulator
Connect;3rd oil outlet, the 3rd oil outlet is arranged on the valve block body, and is connected with fuel tank;4th oil outlet, it is described
4th oil outlet is arranged on the valve block body, and is connected with pressure gauge;5th oil outlet, the 5th oil outlet are arranged on
On the valve block body, and it is connected with parking brake.Need to operate when solving failure in electric vehicle operation in the prior art
Parking braking system brakes vehicle, can not realize the technical problem that braking automatically engages, it is automatic to have reached parking braking system
Input, parking braking system and high-tension system coordinated signals, improve the technique effect of vehicle safety performance.
3rd, in the embodiment of the present invention by being designed inside the Solenoid ball valve for ball-valve structure.Solves hydraulic fluid port oil liquid leakage
Technical problem, reached the technique effect of No leakage between each hydraulic fluid port of parking valve group.
4th, in the embodiment of the present invention by being designed inside the board-like tee ball valve for ball-valve structure.Solves hydraulic fluid port fluid
The technical problem of leakage, has reached the technique effect of No leakage between each hydraulic fluid port of parking valve group.
5th, it is connected in the embodiment of the present invention by the second interface of the board-like tee ball valve with the 5th oil outlet.Reach
If having arrived vehicle trouble, when parking electronic control system can not work, parking braking can be released manually, improves vehicle maintenance
Technique effect.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into all change and modification of the scope of the invention.
Obviously, those skilled in the art can carry out the embodiment of the present invention various modification and variations without departing from this hair
The spirit and scope of bright embodiment.In this way, if these modifications and variations of the embodiment of the present invention belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to comprising including these modification and variations.
Claims (7)
1. a kind of dual-purpose parking valve group of No leakage formula electric mechanical, it is characterised in that the parking valve group includes:
Valve block body;
The check valve of fluid one-way flow is controlled, the check valve is arranged in the valve block body, and, the check valve is set
The direction that direction flows into the valve block body with fluid is consistent;
Filter core, the filter core are arranged between the valve block body and the check valve;
Solenoid ball valve, the Solenoid ball valve are arranged on above the valve block body, and with the outlet of the check valve;
Board-like tee ball valve, the board-like tee ball valve are arranged on above the valve block body, and parallel with the Solenoid ball valve
Set, while the outlet of the first interface of the board-like tee ball valve and the check valve.
2. parking valve group as claimed in claim 1, it is characterised in that the parking valve group further includes:
First oil outlet, first oil outlet is arranged on the valve block body, and one end is connected with the check valve, another
End is connected with high pressure fuel source;
Second oil outlet, second oil outlet are arranged on the valve block body, and one end is connected with the one-way valved outlet, separately
One end is connected with high pressure accumulator;
3rd oil outlet, the 3rd oil outlet is arranged on the valve block body, and is connected with fuel tank;
4th oil outlet, the 4th oil outlet is arranged on the valve block body, and is connected with pressure gauge;
5th oil outlet, the 5th oil outlet is arranged on the valve block body, and is connected with parking brake.
3. parking valve group as claimed in claim 2, it is characterised in that the parking valve group further includes:
Connector, the connector are arranged on oil outlet.
4. parking valve group as claimed in claim 1, it is characterised in that the Solenoid ball valve includes:
Electromagnet, the electromagnet are arranged in the Solenoid ball valve;
Electromagnetism first interface, the electromagnetism first interface are connected with the first interface of the one-way valved outlet, board-like tee ball valve;
Electromagnetism second interface, the electromagnetism second interface are connected with the 3rd oil outlet;
The 3rd interface of electromagnetism, the 3rd interface of electromagnetism are connected with the 3rd interface of the board-like tee ball valve.
5. parking valve group as claimed in claim 1, it is characterised in that designed inside the Solenoid ball valve for ball-valve structure.
6. parking valve group as claimed in claim 1, it is characterised in that set inside the board-like tee ball valve for ball-valve structure
Meter.
7. parking valve group as claimed in claim 1, it is characterised in that the second interface of the board-like tee ball valve and described the
Five oil outlets connect.
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CN201711322495.XA CN108032854B (en) | 2017-12-12 | 2017-12-12 | A kind of dual-purpose parking valve group of No leakage electric mechanical |
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CN201711322495.XA CN108032854B (en) | 2017-12-12 | 2017-12-12 | A kind of dual-purpose parking valve group of No leakage electric mechanical |
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CN108032854B CN108032854B (en) | 2019-10-29 |
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