CN205956450U - Control valve - Google Patents
Control valve Download PDFInfo
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- CN205956450U CN205956450U CN201620952479.3U CN201620952479U CN205956450U CN 205956450 U CN205956450 U CN 205956450U CN 201620952479 U CN201620952479 U CN 201620952479U CN 205956450 U CN205956450 U CN 205956450U
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- valve
- control
- atmospheric pressure
- push rod
- port
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Abstract
The utility model relates to a control valve, which comprises the following components: a valve body, a valve cove, the ejector pin, first valve, the second valve, first valve mouth, second valve mouth, valve seat and spring, set up an air inlet and two delivery outlets on the valve body, set up a gas vent on the valve gap, the valve gap is disposed under the valve body, the ejector pin sets up in the valve body, first valve and valve seat setting are on the ejector pin, set up the spring between valve gap and valve seat, the second valve sets up on the valve gap, the intercommunication of first valve mouth control air inlet and delivery outlet, the intercommunication of second valve mouth control delivery outlet and gas vent, the switch of first valve mouth and/or second valve mouth is controlled to the ejector pin under the effect of atmospheric pressure and spring. The utility model discloses a full new structure design, novel structure, small, light in weight is one kind and normally opens control, opens the back, can rely on the atmospheric pressure to make this control be in always and open operating condition, is equipped with safety protection pressure, when atmospheric pressure is less than a certain atmospheric pressure value, the control valve stop work.
Description
Technical field
The utility model belongs to pneumatic circuit control parts field, is related to a kind of control valve.
Background technology
Gas path control valve is used in vehicle air pipeline, and Main Function is the gas flowing of unlocking vehicle pneumatic circuit.Gas
Road control valve is the vitals of automobile air path controlling switch, and its type is varied, in order to ensure its stable and reliability, existing
Its structure of some control valves is mostly more complicated, so that the dismounting of control valve is safeguarded and maintenance greatly inconvenience.As patent
CN201320839843.1 discloses a kind of control valve, and body base is provided with air inlet, and valve body-side is provided with the first gas outlet,
The valve body of air inlet opposite side is provided with the second gas outlet, is provided with the first cavity connecting with air inlet respectively and in valve body
Two cavitys, the first cavity is connected with the first gas outlet, and the second cavity is connected with the second gas outlet, is provided with first and lives in the first cavity
Plug, is provided with second piston in the second cavity, first piston and second piston are connected with first piston and second can be controlled to live
The handle of plug, handle is hinged on the lid of valve body upper end, is respectively equipped with ball between first piston and second piston and handle,
Return spring is also arranged with respectively on first piston and second piston.But this control valve complex structure, volume is big, and weight is big, no
Can extensively apply.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of control valve, and this control valve adopts brand new
Design, structure is novel, and small volume is lightweight.
The utility model provides following technical scheme：
A kind of control valve, including valve body, described control valve also include valve gap, push rod, the first valve, the second valve, first
Valve port, the second valve port, valve seat and spring, described valve body arranges an air inlet and two delivery outlets, described valve gap
One exhaust outlet of upper setting, described valve gap is arranged on the lower section of described valve body, and described push rod is arranged in described valve body, and described the
One valve and described valve seat are arranged on described push rod, arrange described spring, institute between described valve gap and described valve seat
State the second valve to be arranged on described valve gap, the described first valve port described air inlet of control connects with described delivery outlet, institute
State the connection that the second valve port controls described delivery outlet and described exhaust outlet, described push rod is in the presence of air pressure and described spring
Control described first valve port and/or the switch of described second valve port.
In such scheme preferably, the upper atmospheric pressure cavity being connected and lower atmospheric pressure cavity are set in described valve body, described
The junction of upper atmospheric pressure cavity and described lower atmospheric pressure cavity arranges the first valve port, described lower atmospheric pressure cavity and described delivery outlet and described row
Gas port is all connected, and described lower atmospheric pressure cavity arranges the second valve port with the junction of described exhaust outlet.
In any of the above-described scheme preferably, move in described push rod atmospheric pressure cavity on described, described first valve and
Described valve seat is arranged on the bottom of described push rod, and described first valve and described valve seat are located in described lower atmospheric pressure cavity.
In any of the above-described scheme preferably, the motion of described push rod drives described first valve motion, by controlling
The contact with described valve body of first valve or from, and then control described first valve port switch.
In any of the above-described scheme preferably, when described first valve contacts described valve body, described first valve port
Close；When described push rod moves downward, drive described first valve with described valve body from described first valve port is opened.
In any of the above-described scheme preferably, the motion of described push rod drives described valve seat motion, by controlling institute
State valve seat contact with described second valve or from, and then control described second valve port switch.
In any of the above-described scheme preferably, when described valve seat contacts described second valve, described second valve
Mouth is closed；When described valve seat moves upwards, described valve seat and described second valve are from described second valve port is opened.
In any of the above-described scheme preferably, described air inlet arranges described valve body top, with described upper atmospheric pressure cavity phase
Connection.
In any of the above-described scheme preferably, described two delivery outlets are located at described valve body lower portion and are arranged on described
The both sides of valve body.
In any of the above-described scheme preferably, described two delivery outlets become 180 ° of arrangements, described air inlet and arbitrary institute
State delivery outlet and all claim 90 ° of arrangements.
In any of the above-described scheme preferably, described exhaust outlet is arranged on described valve gap.
In any of the above-described scheme preferably, described spring is located at the middle part of described valve gap and withstands described valve seat.
In any of the above-described scheme preferably, the gas in described upper atmospheric pressure cavity applies downward pushing away to described valve seat
Power, described spring applies thrust upwards to described valve seat.
In any of the above-described scheme preferably, described first valve and described valve seat are fixed on described top by nut
On bar.
In any of the above-described scheme preferably, described valve body and described valve gap are fastenedly connected by screw.
In any of the above-described scheme preferably, described first valve and described second valve are rubber valve.
The course of work of the present utility model is：Inlet charge, delivery outlet no exports.When push rod is pushed downward upon maximum row
Journey, push rod not return, delivery outlet has air pressure to export always.This control valve is constantly in open mode, inlet charge, delivery outlet
Output.When air inlet air pressure is reduced to a certain value, this control valve second valve opening, the first valve closing.Now air inlet
Air inlet, vent, delivery outlet air pressure is reduced to rapidly.
Control valve of the present utility model adopts brand new to design, and structure is novel, and small volume is lightweight.This control valve is
A kind of normally opened control, after opening, can rely on atmospheric pressure so that this control is constantly in and opens working condition.This control valve is provided with peace
Full guard pressure, when air pressure is less than a certain atmospheric pressure value, this control valve quits work.
Brief description
Fig. 1 is a kind of structure sectional view of a preferred embodiment of control valve of the utility model；
Fig. 2 is the contour structures schematic diagram of preferred embodiment shown in 1 figure.
Specific embodiment
In order to further appreciate that technical characteristic of the present utility model, with reference to specific embodiment, the utility model is carried out
It is set forth in.Embodiment only has exemplary effect to the utility model, and does not have any restricted effect, ability
The modification of any unsubstantiality that the technical staff in domain makes on the basis of the utility model, all should belong to of the present utility model
Protection domain.
In description of the present utility model it is to be understood that in term " on ", D score, " top ", " bottom ", " interior ",
Etc. " outward ", the orientation of instruction or position relationship are based on orientation shown in the drawings or position relationship, be for only for ease of description this
Utility model and simplification description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific
Azimuth configuration or operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second " etc. are only
For descriptive purposes, and it is not intended that indicating or hint relative importance or the implicit number indicating indicated technical characteristic
Amount.Thus, define " first ", the feature of " second " can be expressed or implicitly include one or more this feature.
Unless otherwise expressly provided and limit, fisrt feature second feature it " on " or D score can include the first and second features
Directly contact is not it is also possible to inclusion the first and second features are directly contact but are connect by the other feature between them
Touch.
Embodiment 1：
As shown in Figure 1-2, a kind of control valve, including valve body 304, described control valve also include valve gap 305, push rod 301,
One valve 306, the second valve 307, the first valve port 201, the second valve port 202, valve seat 302 and spring 303, described valve body
On 304, an air inlet 1 and two delivery outlets 2 are set, described valve body 305 arranges an exhaust outlet 3, described valve gap 305 sets
Put the lower section in described valve body 304, described push rod 301 is arranged in described valve body 304, described first valve 306 and described valve
Gate seat 302 is arranged on described push rod 301, arranges described spring 303, institute between described valve gap 305 and described valve seat 302
State the second valve 307 to be arranged on described valve gap 305, described first valve port 201 controls described air inlet 1 and described delivery outlet
2 connection, described second valve port 202 controls the connection of described delivery outlet 2 and described exhaust outlet 3, and described push rod 301 is in air pressure
With the switch controlling described first valve port 201 and/or described second valve port 202 in the presence of described spring 303.
In the present embodiment, the upper atmospheric pressure cavity being connected and lower atmospheric pressure cavity, described upper air pressure are set in described valve body 304
The junction of chamber 101 and described lower atmospheric pressure cavity 102 arranges the first valve port 201, described lower atmospheric pressure cavity 102 and described delivery outlet 2
All it is connected with described exhaust outlet 3, described lower atmospheric pressure cavity 102 arranges the second valve port 202 with the junction of described exhaust outlet 3.
In the present embodiment, move in described push rod 301 atmospheric pressure cavity 101 on described, described first valve 306 and described
Valve seat 302 is arranged on the bottom of described push rod 301, and described first valve 306 and described valve seat 302 are located at described lower air pressure
In chamber 102.
In the present embodiment, the motion of described push rod 301 drives described first valve 306, by controlling described first valve
Door 306 contacts with described valve body 304 or from, and then control described valve port 201 switch.
In the present embodiment, when described first valve 306 contacts described valve body 304, described first valve port 201 closes
Close；When described push rod 301 moves downward, drive described first valve 306 with described valve body 304 from described first valve port
201 open.
In the present embodiment, the motion of described push rod 301 drives described valve seat 302 to move, by controlling described valve
Seat 302 contacts with described second valve 307 or from, and then control described second valve port 202 switch.
In the present embodiment, when described valve seat 302 contacts described second valve 307, described second valve port 202 closes
Close；When described valve seat 302 moves upwards, described valve seat 302 and described second valve 307 are from described second valve port
202 open.
In the present embodiment, described air inlet 1 arranges described valve body 304 top, is connected with described upper atmospheric pressure cavity 101.
In the present embodiment, described two delivery outlets 2 are located at described valve body 304 bottom, and are arranged on described valve body 304
Both sides.
In the present embodiment, described two 2 one-tenth 180 ° arrangements of delivery outlet, described air inlet 1 and arbitrary described delivery outlet 2
All claim 90 ° of arrangements.
In the present embodiment, described exhaust outlet 3 is arranged on described valve gap 305.
In the present embodiment, described spring 303 is located at the middle part of described valve gap 305 and withstands described valve seat 302.
In the present embodiment, the gas in described upper atmospheric pressure cavity 101 applies downward thrust, institute to described valve seat 302
State the thrust that spring 303 applies upwards to described valve seat 302.
In the present embodiment, described first valve 306 and described valve seat 302 are fixed on described push rod 301 by nut
On.
In the present embodiment, described valve body 304 and described valve gap 305 are fastenedly connected by screw.
In the present embodiment, described first valve 306 and described second valve 307 are rubber valve.
In the present embodiment, there are 2 valves, first valve is securely fitted on push rod by valve seat, nut, second valve
Door is placed on valve gap, is pushed down by valve body, is fixed on valve gap.Different with other control valves.
The present embodiment course of work is：Air inlet 1 air inlet, atmospheric pressure cavity 101 in inflow, the first valve port 201 is in closing
State, air pressure is closed in atmospheric pressure cavity 101.Now air inlet 1 air inlet, delivery outlet 2 no exports.
When pushing down on push rod 301, and shift range onto, now the first valve port 201 is in open mode, and
Two valve ports 202 are closed.The air pressure of air inlet 1 flows through atmospheric pressure cavity 101, under being entered by the first valve port 201
Atmospheric pressure cavity 102, exports from delivery outlet 2.This at present atmospheric pressure cavity 102 thrust downward to valve seat 302 be more than spring 303 to valve
Seat 302 thrusts upwards, valve seat 302 is in maximum travel position, and the first valve port 201 is always on, the second valve port 202
Close always.Now air inlet 1 air inlet, delivery outlet 2 exports always.
When the air pressure of air inlet 1 descends below a certain value, lower atmospheric pressure cavity 102 thrust downward to valve seat 302 is less than
Spring 303 thrust upwards to valve seat 302, now, valve port 202 is opened.The gas of delivery outlet 2 and atmospheric pressure cavity 102 is from valve
Doorway 202 is discharged to air by exhaust outlet 3.Spring 303 is pushed up to valve port 201 to valve seat 302 and closes, now air inlet
1 air inlet, the air pressure of delivery outlet 2 is all discharged by exhaust outlet 3.Complete the air pressure protection of air inlet 1, and delivery outlet 2 is rapid
Exhaust.
Embodiment 2：
As shown in Figure 1-2, a kind of control valve, including valve body 304, described control valve also include valve gap 305, push rod 301,
One valve 306, the second valve 307, valve seat 302 and spring 303, on described valve body 304 arrange an air inlet 1 and two defeated
Outlet 2, described valve body 305 arranges an exhaust outlet 3, and described valve gap 305 is arranged on the lower section of described valve body 304, described top
Bar 301 is arranged in described valve body 304, and described first valve 306 and described valve seat 302 are arranged on described push rod 301,
Described spring 303 is set between described valve gap 305 and described valve seat 302, and described second valve 307 is arranged on described valve gap
On 305, described first valve port 201 controls connecting of described air inlet 1 and described delivery outlet 2, and described second valve port 202 is controlled
Make the connection of described delivery outlet 2 and described exhaust outlet 3, described push rod 301 controls institute in the presence of air pressure and described spring 303
State the first valve port 201 and/or the switch of described second valve port 202.
Embodiment 3：
The present embodiment on the basis of embodiment 2, arrange in described valve body 304 the upper atmospheric pressure cavity 101 being connected and under
Atmospheric pressure cavity 102, the junction of described upper atmospheric pressure cavity 101 and described lower atmospheric pressure cavity 102 arranges the first valve port 201, described lower gas
Pressure chamber 102 is all connected with described delivery outlet 2 and described exhaust outlet 3, the connection of described lower atmospheric pressure cavity 102 and described exhaust outlet 3
Place's setting the second valve port 202.
Embodiment 4：
On the basis of embodiment 3, described push rod 301 moves in atmospheric pressure cavity 101 on described the present embodiment, and described first
Valve 306 and described valve seat 302 are arranged on bottom, described first valve 306 and the described valve seat 302 of described push rod 301
In described lower atmospheric pressure cavity 102.
Embodiment 5：
On the basis of embodiment 4, the motion of described push rod 301 drives described first valve 306 to move to the present embodiment, leads to
Cross and control described first valve 306 contact with described valve body 304 or from and then controlling the opening of described first valve port 201
Close.
Embodiment 6：
The present embodiment on the basis of embodiment 5, when described first valve 306 contacts described valve body 304, described first
Valve port 201 is closed；When described push rod 301 moves downward, when driving described first valve 306 to move downward, described first valve
Door 306 with described valve body 304 from described first valve port 201 is opened.
Embodiment 7：
On the basis of embodiment 6, the motion of described push rod 301 drives described valve seat 302 to move to the present embodiment, passes through
Control described valve seat 302 contact with described second valve port 307 or from and then controlling described second valve port 202
Switch.
Embodiment 8：
The present embodiment on the basis of embodiment 7, when described valve seat 302 contacts described second valve 307, described
Two valve ports 202 are closed；When described valve seat 302 moves upwards, described valve seat 302 and described second valve 307 are from institute
State the second valve port 202 to open.
Embodiment 9：
On the basis of embodiment 8, described air inlet 1 arranges described valve body 304 top to the present embodiment, with described upper air pressure
Chamber 101 is connected.
Embodiment 10：
On the basis of embodiment 9, described two delivery outlets 2 are located at described valve body 304 bottom to the present embodiment, and are arranged on
The both sides of described valve body 304.
Embodiment 11：
The present embodiment on the basis of embodiment 10,2 one-tenth 180 ° arrangements of described two delivery outlet, described air inlet 1 with appoint
Delivery outlet 2 described in one all claims 90 ° of arrangements.
Embodiment 12：
On the basis of embodiment 11, described exhaust outlet 3 is arranged on described valve gap 305 the present embodiment.
Further, described second valve 307 assembling is fixed on described valve gap 305.There are 2 valves, first valve
It is securely fitted on push rod by valve seat, nut, second valve is placed on valve gap, is pushed down by valve body, is fixed on valve gap.With
Other control valves are different.
Further, described spring 303 is located at the middle part of described valve gap 305 and withstands described valve seat 302.
Further, the gas in described upper atmospheric pressure cavity 101 applies downward thrust, described bullet to described valve seat 302
Spring 303 applies thrust upwards to described valve seat 302.
Further, described first valve 306 and described valve seat 302 are fixed on described push rod 301 by nut.
Further, described valve body 4 and described valve gap 5 are fastenedly connected by screw.
Further, described first valve 306 and described second valve 307 are rubber valve.
Claims (10)
1. a kind of control valve, including valve body it is characterised in that：Described control valve also include valve gap, push rod, the first valve, second
Valve, the first valve port, the second valve port, valve seat and spring, described valve body arranges an air inlet and two delivery outlets,
One exhaust outlet is arranged on described valve gap, described valve gap is arranged on the lower section of described valve body, and described push rod is arranged on described valve body
Interior, described first valve and described valve seat are arranged on described push rod, arrange institute between described valve gap and described valve seat
State spring, described second valve is arranged on described valve gap, described first valve port controls described air inlet and described delivery outlet
Connection, described second valve port controls the connection of described delivery outlet and described exhaust outlet, and described push rod is in air pressure and described bullet
Control described first valve port and/or the switch of described second valve port in the presence of spring.
2. control valve according to claim 1 it is characterised in that：Arrange in described valve body the upper atmospheric pressure cavity being connected and
Lower atmospheric pressure cavity, the junction of described upper atmospheric pressure cavity and described lower atmospheric pressure cavity arranges the first valve port, described lower atmospheric pressure cavity with described
Delivery outlet is all connected with described exhaust outlet, and described lower atmospheric pressure cavity arranges the second valve port with the junction of described exhaust outlet.
3. control valve according to claim 2 it is characterised in that：Described push rod moves in atmospheric pressure cavity on described, described
First valve and described valve seat are arranged on the bottom of described push rod, and described first valve and described valve seat are located at described lower gas
In pressure chamber.
4. control valve according to claim 3 it is characterised in that：The motion of described push rod drives described first valve fortune
Dynamic, by controlling described first valve contact with described valve body or from and then the switch of described first valve port of control.
5. control valve according to claim 4 it is characterised in that：When described first valve contacts described valve body, described
First valve port is closed；When described push rod moves downward, drive described first valve with described valve body from described first valve
Mouth is opened.
6. control valve according to claim 5 it is characterised in that：The motion of described push rod drives described valve seat motion,
By control the contact with described second valve of described valve seat or from, and then control described second valve port switch.
7. control valve according to claim 6 it is characterised in that：When described valve seat contacts described second valve, institute
State the second valve port to close；When described valve seat moves upwards, described valve seat and described second valve are from described second valve
Doorway is opened.
8. control valve according to claim 7 it is characterised in that：Described air inlet arranges described valve body top, and described
Upper atmospheric pressure cavity is connected, and described two delivery outlets are located at described valve body lower portion and are arranged on the both sides of described valve body.
9. control valve according to claim 8 it is characterised in that：Described two delivery outlets become 180 ° of arrangements, described air inlet
Mouth and arbitrary described delivery outlet all claim 90 ° of arrangements.
10. control valve according to claim 9 it is characterised in that：Described exhaust outlet is arranged on described valve gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620952479.3U CN205956450U (en) | 2016-08-25 | 2016-08-25 | Control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620952479.3U CN205956450U (en) | 2016-08-25 | 2016-08-25 | Control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956450U true CN205956450U (en) | 2017-02-15 |
Family
ID=57980704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620952479.3U Active CN205956450U (en) | 2016-08-25 | 2016-08-25 | Control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182993A (en) * | 2022-06-27 | 2022-10-14 | 陕西法士特齿轮有限责任公司 | Double-pneumatic control integrated valve and gas circuit protection system adopting same |
-
2016
- 2016-08-25 CN CN201620952479.3U patent/CN205956450U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182993A (en) * | 2022-06-27 | 2022-10-14 | 陕西法士特齿轮有限责任公司 | Double-pneumatic control integrated valve and gas circuit protection system adopting same |
| CN115182993B (en) * | 2022-06-27 | 2023-11-07 | 陕西法士特齿轮有限责任公司 | Double-pneumatic-control integrated valve and protection gas circuit system adopting same |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |