CN208181042U - Vehicular multifunctional four-loop protection valve - Google Patents
Vehicular multifunctional four-loop protection valve Download PDFInfo
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- CN208181042U CN208181042U CN201820472818.7U CN201820472818U CN208181042U CN 208181042 U CN208181042 U CN 208181042U CN 201820472818 U CN201820472818 U CN 201820472818U CN 208181042 U CN208181042 U CN 208181042U
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Abstract
The utility model proposes a kind of Vehicular multifunctional four-loop protection valves, including valve body, air inlet is provided on valve body, first gas outlet, second gas outlet, third gas outlet and the 4th gas outlet, air inlet is through first the first gas outlet of air circuit connection, air inlet is through second the second gas outlet of air circuit connection, the first left check valve with throttle orifice is removably connected in first gas circuit, the first right check valve with throttle orifice is removably connected in second gas circuit, first gas outlet is through third air circuit connection third gas outlet, pressure limiting valve is connected in third gas circuit, the second left check valve is connected in third gas circuit between the first gas outlet and pressure limiting valve, the 4th gas outlet of second the 4th air circuit connection of gas outlet, pressure limiting valve is connected in 4th gas circuit, the second right check valve is connected in 4th gas circuit between the second gas outlet and pressure limiting valve.The utility model has the beneficial effects that function is more and can choose to install, structure is simple, and cost is relatively low, and small in size, part is few, is easily installed.
Description
Technical field
The utility model relates to commercial vehicle Pneumatic brake systems technical fields, return more particularly to a kind of Vehicular multifunctional four
Protect valve in road.
Background technique
The high pressure gas that air compressor machine provides distributes air to automobile system after drier is dry, by gas return path protection valve
Each brake circuit of dynamic system.Gas return path protection valve is generally made of four circuits, when one of partial failure, is needed
Guarantee that other circuits there are enough brake pressures.But existing gas return path protection valve has a single function, structure is complicated, at
This is higher, and volume is larger, is not easy to install.
Utility model content
The purpose of this utility model is to provide a kind of Vehicular multifunctional four-loop protection valves, solve current gas return path and protect
Valve has a single function shield, structure is complicated, higher cost, volume is larger, is not easy to the technical issues of installation.
The utility model provides a kind of Vehicular multifunctional four-loop protection valve, including valve body, be provided on valve body air inlet,
First gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet, air inlet through first the first gas outlet of air circuit connection,
Air inlet is removably connected with the first left check valve with throttle orifice in the first gas circuit through second the second gas outlet of air circuit connection,
The first right check valve with throttle orifice is removably connected in second gas circuit, the first gas outlet is through third air circuit connection third outlet
Mouthful, pressure limiting valve is connected in third gas circuit, is connected with the second left check valve in third gas circuit between the first gas outlet and pressure limiting valve,
The 4th gas outlet of second the 4th air circuit connection of gas outlet, connects pressure limiting valve in the 4th gas circuit, in the second outlet in the 4th gas circuit
The second right check valve is connected between mouth and pressure limiting valve.
Further, it is connected with first pressure control valve in the first gas circuit, second pressure control is connected in the second gas circuit
Valve is connected with third pressure-control valve in third gas circuit, is connected with the 4th pressure-control valve in the 4th gas circuit.
Further, the control terminal of first pressure control valve is connected with the first adjusting screw, the control of second pressure control valve
End processed is connected with the second adjusting screw, and the control terminal of third pressure-control valve is connected with third and adjusts screw, the control of the 4th pressure
The control terminal of valve is connected with the 4th adjusting screw, and the control terminal of pressure limiting valve is connected with the 5th adjusting screw, before being provided on valve body
Supporting cover and rear support lid, the first adjusting screw, the second adjusting screw arrangement are covered in front support, and third adjusts screw, the 4th
It adjusts screw and the 5th adjusting screw arrangement is covered in rear support.
Further, front end of the front support lid through several screws connection valve body, rear support lid are connected through several screws
The rear end of valve body.
Further, be recessed inwardly around air inlet the mounting surface to be formed for connecting with air delivering pipeline on valve body.
Further, several screwing through hole for running through valve body are offered on valve body around air inlet.
Further, Vehicular multifunctional four-loop protection valve further includes the seal plug being set in valve body, seal plug
Side successively assemble the second left check valve and the second right check valve, offer on seal plug and be connected to the second left check valve
Air inlet offers in third gas circuit and connect stomata with the first of air inlet connection, offers in the 4th gas circuit and the second right list
The second connection stomata being connected to valve.
Further, the 5th the first gas outlet of air circuit connection of third gas outlet is removably connected in the 5th gas circuit
Three check valves.
Further, the 6th the second gas outlet of air circuit connection of the 4th gas outlet is removably connected in the 6th gas circuit
Four check valves.
Further, air inlet is located at the side of valve body, the first gas outlet, the second gas outlet, third gas outlet and the 4th
Gas outlet is respectively positioned on the other side of valve body.
Compared with prior art, the Vehicular multifunctional four-loop protection valve of the utility model has the characteristics that and advantage:
The Vehicular multifunctional four-loop protection valve of the utility model, function is more and can choose to install, and structure is simple, and cost is relatively low,
Small in size, part is few, is easily installed.
After specific embodiment of the present utility model is read in conjunction with the figure, it will become more the characteristics of the utility model with advantage
Add clear.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram one of Vehicular multifunctional four-loop protection valve in the utility model embodiment 1；
Fig. 2 is the structural schematic diagram two of Vehicular multifunctional four-loop protection valve in the utility model embodiment 1；
Fig. 3 is the left view of Vehicular multifunctional four-loop protection valve in the utility model embodiment 1；
Fig. 4 is the A-A sectional view of Fig. 3；
Fig. 5 is the right view of Vehicular multifunctional four-loop protection valve in the utility model embodiment 1；
Fig. 6 is the B-B sectional view of Fig. 5；
Fig. 7 is the C-C sectional view of Fig. 5；
Fig. 8 is the structural schematic diagram of seal plug in the utility model embodiment 1；
Fig. 9 is the local function schematic diagram of 1 Vehicular multifunctional four-loop protection valve of the utility model embodiment；
Wherein, 1, valve body, 121, air inlet, 12, mounting surface, 13, screwing through hole, 21, first pressure control valve, 22,
Two pressure-control valves, 23, third pressure-control valve, the 24, the 4th pressure-control valve, the 31, first gas outlet, the 32, second gas outlet,
33, third gas outlet, the 34, the 4th gas outlet, the 41, first gas circuit, the 42, second gas circuit, 43, third gas circuit, the 44, the 4th gas circuit,
51, the first left check valve, the 52, first right check valve, the 53, second left check valve, the 54, second right check valve, 55, third it is unidirectional
Valve, 6, pressure limiting valve, 7, seal plug, 71, air inlet, 72, assembly side, 81, first adjusts screw, and 82, second adjusts screw,
83, third adjusts screw, and the 84, the 4th adjusts screw, and the 85, the 5th adjusts screw, 91, front support lid, 92, rear support lid.
Specific embodiment
Embodiment 1
As shown in Figures 1 to 9, the present embodiment provides a kind of Vehicular multifunctional four-loop protection valve, be provided on valve body 1 into
Port 11, the first gas outlet 31, the second gas outlet 32, third gas outlet 33 and the 4th gas outlet 34.Air inlet 11 is located at valve body 1
Side, the first gas outlet 31, the second gas outlet 32, third gas outlet 33 and the 4th gas outlet 34 are respectively positioned on the another of valve body 1
Side.The Vehicular multifunctional four-loop protection valve of the present embodiment is assembled to automobile, air inlet of the air compressor machine through drier connection valve body 1
Mouth 11.The side of valve body 1 abuts drier, the air inlet 11 of air delivering pipeline connection 1 side of valve body of drier, on valve body 1 in
It is recessed inwardly to form mounting surface 12 around air inlet 11, mounting surface 12 with the air delivering pipeline of drier for connecting, mounting surface
The a quarter thickness of 12 recessed valve bodies 1 about valve body 1, in this way, when connecting air inlet 11 with the air delivering pipeline of drier, it can
To reduce the size of the whole evagination of valve body 1.Two screws for running through valve body 1 are offered on valve body 1 around air inlet 11
Through-hole 13, screw pass through screwing through hole 13 and can be fixed to valve body 1 on the base on drier periphery.The first of 1 other side of valve body
Gas outlet 31, the second gas outlet 32, third gas outlet 33 are consistent with the interface direction of the 4th gas outlet 34, exist convenient for operator
The first gas outlet 31, the second gas outlet 32, third of 1 other side of valve body (being the outside of drier for drier)
Pipe laying on gas outlet 33 and the 4th gas outlet 34, and can be bent to avoid the pipeline racing of installation and generate back pressure.
Air inlet 11 connects the first gas outlet 31 through the first gas circuit 41, and air inlet 11 connects the second outlet through the second gas circuit 42
Mouth 32.It is removably connected with the first left check valve 51 with throttle orifice in first gas circuit 41, is detachably connected in the second gas circuit 42
There is the with throttle orifice first right check valve 52.The gas of air inlet 11 is after the first gas circuit 41, the second gas circuit 42 enter, first
Before the circuit that gas outlet 31, the second gas outlet 32 connect is opened, pass through the first left check valve 51, the first right list with throttle orifice
Portion gas is brought into the first gas outlet 31, the second gas outlet 32 to valve 52, so that the first gas outlet 31, the second gas outlet 32 connect
It earlier, more easily opens in the circuit connect.First left check valve 51, the first right check valve 52 are to choose to install component, are chosen to install for user.
First gas outlet 31 connects third gas outlet 33 through third gas circuit 43, connects pressure limiting valve 6, third in third gas circuit 43
The second left check valve 53 is connected in gas circuit 43 between the first gas outlet 31 and pressure limiting valve 6；Second gas outlet 32 is through the 4th gas
Road 44 connects the 4th gas outlet 34, connection pressure limiting valve 6 in the 4th gas circuit 44, in the second gas outlet 32 and pressure limiting in the 4th gas circuit 44
The second right check valve 54 is connected between valve 6.By the second left check valve 53, the second right check valve 54, make the first gas outlet 31,
The gas of second gas outlet 32 can only one-way flow to pressure limiting valve 6, gas flow to third gas outlet the 33, the 4th through pressure limiting valve 6 and goes out
Port 34.6 pressure limiting of pressure limiting valve allow the gas from the second left check valve 53, the second right check valve 54 enter third gas outlet 33,
The circuit of 4th gas outlet 34 connection, and pressure limiting valve 6 is closed after reaching setting value, the gas to come from pressure limiting valve 6 is direct
Be applied to third gas outlet 33, the third pressure-control valve 23 of the 4th gas outlet 34, the 4th pressure-control valve 24 establish pressure, make
The air pressure of third gas outlet 33,34 link circuit of the 4th gas outlet is lower than the first gas outlet 31,32 link circuit of the second gas outlet
Air pressure.
It is connected with first pressure control valve 21 in first gas circuit 41, is connected with second pressure control valve in the second gas circuit 42
22, third pressure-control valve 23 is connected in third gas circuit 43, is connected with the 4th pressure-control valve 24 in the 4th gas circuit 44, it is each to press
Force control valve is used to control the opening pressure of each gas circuit.The control terminal of first pressure control valve 21 is connected with the first adjusting screw
81, the control terminal of second pressure control valve 22 is connected with the second adjusting screw 82, the control terminal connection of third pressure-control valve 23
There is third to adjust screw 83, the control terminal of the 4th pressure-control valve 24 is connected with the 4th adjusting screw 84, the control terminal of pressure limiting valve 6
It is connected with the 5th adjusting screw 85.The opening pressure of first gas circuit 41 is adjusted by the first adjusting screw 81, and the second gas circuit 42 is beaten
It opens pressure to be adjusted by the second adjusting screw 82, the opening pressure of third gas circuit 43 adjusts screw 83 by third and adjusts, the 4th gas circuit
44 opening pressure is adjusted by the 4th adjusting screw 84, and the opening pressure of pressure limiting valve 6 is adjusted by the 5th adjusting screw 85.
Front support lid 91 and rear support lid 92 are provided on valve body 1, before front support lid 91 connects valve body 1 through four screws
End, rear end of the rear support lid 92 through five screw connection valve bodies 1.Before the first adjusting adjusting screw 82 of screw 81, second is arranged in
In Supporting cover 91, third adjusts the adjusting screw 84 of screw the 83, the 4th and the 5th adjusting screw 85 is arranged on rear support lid 92.Such as
This, adjusts each adjusting screw convenient for operator, also makes the overall structure of valve body 1 more compact.
In the present embodiment, from left to right successively the left check valve 53 and second of assembly second is right unidirectional for the side of seal plug 7
Valve 54, the other side of seal plug 7 are provided with assembly side 72, and seal plug 7 is assembled in valve body 1 through assembly side 72.Seal plug
Air inlet 71 is offered on first 7, the cavity in the sealed plug 7 of air inlet 71 is connected to the second left check valve 53, third gas circuit
The first connection stomata is offered on 43, the first connection stomata is connected to air inlet 71, offers the second connection in the 4th gas circuit 44
Stomata, the second connection stomata are connected to the second right check valve 54.Gas is through the first connection stomata, air inlet 71 in third gas circuit 43
It is flow to the second left check valve 53, gas flow to the second right check valve 54 through the second connection stomata in the 4th gas circuit 44.Seal plug 7
The second left check valve 53, the second right check valve 54, the channel in effective sealed valve body 1 are fixed, and steps up the structure of valve body 1 more
Gather, volume it is smaller.
To optimize properties of product, third gas outlet 33 is removable in the 5th gas circuit through the 5th the first gas outlet of air circuit connection 31
It unloads and is connected with third check valve 55.Third check valve 55 is to choose to install component, in the failure of 31 link circuit of the first gas outlet, according to
Client needs, and the gas of third gas outlet 33 can be back to the first gas outlet 31, third gas outlet 33 by third check valve 55
The air pressure of link circuit and the air pressure of 31 link circuit of the first gas outlet reduce simultaneously.
Embodiment 2
It is in place of the present embodiment and the difference of embodiment 1, the 4th gas outlet 34 is through the 6th the second gas outlet of air circuit connection
32, the 4th check valve is removably connected in the 6th gas circuit.4th check valve is to choose to install component, is connected back in the second gas outlet 32
When road is failed, according to client's needs, the gas of the 4th gas outlet 34 can be back to the second gas outlet 32 by the 4th check valve, the
The air pressure of four gas outlets, 34 link circuit and the air pressure of 32 link circuit of the second gas outlet reduce simultaneously.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (10)
1. a kind of Vehicular multifunctional four-loop protection valve, it is characterised in that: including valve body, air inlet, first are provided on valve body
Gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet, air inlet is through first the first gas outlet of air circuit connection, air inlet
Mouthful through second the second gas outlet of air circuit connection, it is removably connected with the first left check valve with throttle orifice in the first gas circuit, second
Be removably connected with the first right check valve with throttle orifice in gas circuit, the first gas outlet through third air circuit connection third gas outlet,
Pressure limiting valve is connected in third gas circuit, is connected with the second left check valve in third gas circuit between the first gas outlet and pressure limiting valve, the
The 4th gas outlet of two the 4th air circuit connections of gas outlet, connects pressure limiting valve in the 4th gas circuit, in the second gas outlet in the 4th gas circuit
The second right check valve is connected between pressure limiting valve.
2. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: be connected in the first gas circuit
One pressure-control valve is connected with second pressure control valve in the second gas circuit, third pressure-control valve is connected in third gas circuit, and
The 4th pressure-control valve is connected in four gas circuits.
3. Vehicular multifunctional four-loop protection valve according to claim 2, it is characterised in that: the control of first pressure control valve
End processed is connected with the first adjusting screw, and the control terminal of second pressure control valve is connected with the second adjusting screw, the control of third pressure
The control terminal of valve is connected with third and adjusts screw, and the control terminal of the 4th pressure-control valve is connected with the 4th adjusting screw, pressure limiting valve
Control terminal be connected with the 5th adjusting screw, be provided with front support lid and rear support lid on valve body, first adjusts screw, second adjusts
Section screw arrangement is covered in front support, and third adjusts screw, the 4th adjusting screw and the 5th adjusts screw arrangement in rear support lid
On.
4. Vehicular multifunctional four-loop protection valve according to claim 3, it is characterised in that: front support lid is through several spiral shells
The front end of nail connection valve body, rear end of the rear support lid through several screws connection valve body.
5. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: in the week of air inlet on valve body
Enclose the mounting surface for being recessed inwardly and being formed for connecting with air delivering pipeline.
6. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: in the week of air inlet on valve body
It encloses and offers several screwing through hole for running through valve body.
7. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: four circuit of Vehicular multifunctional is protected
Protecting valve further includes the seal plug being set in valve body, and the second left check valve and the second right list are successively assembled in the side of seal plug
To valve, the air inlet being connected to the second left check valve is offered on seal plug, offers in third gas circuit and is connected to air inlet
The first connection stomata, offer in the 4th gas circuit and connect stomata with the second of the second right check valve connection.
8. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: the 5th gas of third gas outlet
Road connects the first gas outlet, is removably connected with third check valve in the 5th gas circuit.
9. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: the 6th gas of the 4th gas outlet
Road connects the second gas outlet, is removably connected with the 4th check valve in the 6th gas circuit.
10. Vehicular multifunctional four-loop protection valve according to claim 1, it is characterised in that: air inlet is located at valve body
Side, the first gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet are respectively positioned on the other side of valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472818.7U CN208181042U (en) | 2018-04-04 | 2018-04-04 | Vehicular multifunctional four-loop protection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472818.7U CN208181042U (en) | 2018-04-04 | 2018-04-04 | Vehicular multifunctional four-loop protection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208181042U true CN208181042U (en) | 2018-12-04 |
Family
ID=64435982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820472818.7U Active CN208181042U (en) | 2018-04-04 | 2018-04-04 | Vehicular multifunctional four-loop protection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208181042U (en) |
-
2018
- 2018-04-04 CN CN201820472818.7U patent/CN208181042U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 917, Weihe Road, Huangdao District, Qingdao City, Shandong Province 266510 Patentee after: ZF commercial vehicle systems (Qingdao) Co.,Ltd. Address before: No. 917, Weihe Road, Huangdao District, Qingdao City, Shandong Province 266510 Patentee before: Wabco (China) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |