CN106979362A - The Pneumatic reversal valve of automatic compensation air pressure - Google Patents
The Pneumatic reversal valve of automatic compensation air pressure Download PDFInfo
- Publication number
- CN106979362A CN106979362A CN201710267730.1A CN201710267730A CN106979362A CN 106979362 A CN106979362 A CN 106979362A CN 201710267730 A CN201710267730 A CN 201710267730A CN 106979362 A CN106979362 A CN 106979362A
- Authority
- CN
- China
- Prior art keywords
- valve
- ring
- connection
- air pressure
- shaped ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/184—Combined check valves and actuated valves
- F16K15/1848—Check valves combined with valves having a rotating tap or cock
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
Abstract
The present invention relates to a kind of Pneumatic reversal valve of automatic compensation air pressure, including valve body, valve seat, valve rod and spring, spring and valve rod are sequentially inserted into valve body, the two ends of spring connect the inwall and valve rod of valve body respectively, the openend connection of valve seat and valve body, offered on valve body and open up control mouth on air inlet, the first working hole, the second working hole and two exhaust outlets, valve seat；In addition, also include one way component, the valve seat groove of one way component assembly connection valve seat, valve seat groove connects the second working hole with valve channel, valve seat groove connects control mouth with valve base channel, and one way component includes valve element and Y-shaped ring, wherein, valve element is a T font ring-type cylinders, and the ring-type cylinder of valve element has the support ring of a protrusion radial direction；Y-shaped ring is a hollow ring body, and Y-shaped ring is arranged connection valve element, the leg connection support ring of Y-shaped ring.The present invention is simple and compact for structure, fault rate reduces, can realize air pressure self-compensating, and service life is longer.
Description
Technical field
The present invention relates to a kind of vehicle shift system, and in particular to a kind of gas of the automatic compensation air pressure of transmission for vehicles
Control reversal valve.
Background technology
With the continuous standardization of highway in China carrier management, it is efficient, the epoch of lean running have arrived, this
It is required that industry will be arranged by fuel consumption level of Lifting Convey efficiency, reduction vehicle body deadweight, and the reduction unit volume of goods transported etc.
Apply to realize the higher level of profitability.And highway freight user requires that heavy truck possesses high-speed overload, lightweight, fuel economy
The attributes such as good, rate of attendance height, product demand is gradually shifted to high-endization., it is expected that carrying high-power, the weight of more gear speed transmissions
Card product will increasingly become main flow, such as 16 gears, 20 gears, 24 shift transmissions.
Existing Pneumatic reversal valve is that one kind is made valve rod and valve body occur relative motion and changed gas using gas pressure
The element of flow direction.Pneumatic reversal valve structure is mainly made up of valve body, valve seat, valve rod, spring, and an air inlet is designed with valve body
Mouthful, two working holes (the first working hole and the second working hole), a control mouth, two exhaust outlets.By the break-make gas of control mouth
Carry out the ventilation of two working holes of switching valve.The concrete operating principle of Pneumatic reversal valve is：Due to the effect of spring, gas control commutation
The original state of valve is that air inlet is connected with the first working hole, when air inlet has gas to be passed through, and gas will be from the first working hole stream
Go out, the load being connected with the first working hole will start；When control mouth is ventilated, due to the effect of atmospheric pressure, atmospheric pressure to one
Spring force will be overcome by determining force value, promoted valve rod movement, made the state change of Pneumatic reversal valve, by air inlet and the second working hole
Connection, when at this moment air inlet has the gas to be passed through, gas will flow out from the second working hole, make to open with the load that the second working hole is connected
It is dynamic；When the gas of control mouth unloads light, valve rod can return to original state again under the action of the spring, and continuation is connected with the first working hole.This
The break-make of sample control mouth can just control to allow which working hole to ventilate, and realize the purpose of commutation.But in actual use, control mouth
The stability of source of the gas, the deficiency of atmospheric pressure, the leakage part of gas can cause not smooth, the commutation failure that commutates, and make whole air-channel system
Paralyse and be stopped.
Therefore, there are some technical problems anxious to be resolved on the Pneumatic reversal valve of prior art.
The content of the invention
For drawbacks described above, it is an object of the invention to provide a kind of simple in construction and raising product service life, reduction
The Pneumatic reversal valve of fault rate, to solve problem of the prior art.
To achieve the above object, present invention employs following technical scheme：
A kind of Pneumatic reversal valve of automatic compensation air pressure, including:One valve body, a valve seat, a valve rod and a spring, the bullet
Spring and valve rod are sequentially inserted into the connection valve body, and the two ends of the spring connect the inwall and the valve rod of the valve body respectively,
An air inlet, one first working hole, one second work are offered on the openend connection of the valve seat and the valve body, the valve body
Make to open up a control mouth on mouth and two exhaust outlets, the valve seat；Also include:One one way component, the one way component assembling connects
Connect the valve seat groove of the valve seat, the valve seat groove connects second working hole with valve channel, the valve seat groove with
Valve base channel connects the control mouth, and the one way component includes a valve element and a Y-shaped ring, wherein, the valve element is a T fonts
Ring-type cylinder, the two ends of the valve element all offer a groove, and the ring-type cylinder of the valve element has the support ring of a protrusion radial direction；
The Y-shaped ring is a hollow ring body, and the Y-shaped ring is arranged the connection valve element, and a leg of the Y-shaped ring connects the branch
Pushing out ring.
According to the Pneumatic reversal valve of the automatic compensation air pressure described in the embodiment of the present invention, the one way component also includes one
Seat is supportted, the support base is an annular solid, and the support base has a throttle orifice, the support base side and valve body connection,
The support base other side and valve element connection.
According to the Pneumatic reversal valve of the automatic compensation air pressure described in the embodiment of the present invention, the one way component also includes one and consolidated
Reservation, the fixed seat is an annular solid, the word portion connection of the fixed seat side and the valve element, and the support base is in addition
Side and Y-shaped ring connection.
According to the Pneumatic reversal valve of the automatic compensation air pressure described in the embodiment of the present invention, the one way component also includes an O
Type circle, support base described in the O-ring assembly connection.
The design philosophy of the application is that exploitation is a is better than original Pneumatic reversal valve from structure and principle, this structure
Pneumatic reversal valve can either ensure that the institute of traditional Pneumatic reversal valve is functional, but can more preferably pressurize, can be from when atmospheric pressure is not enough
Dynamic compensation, makes properties of product more reliable, the life-span is longer.
Technical scheme as a result of more than so that the present invention has the following advantages that and accumulated compared to prior art
Pole effect：
Firstth, the application is both realized commutation function, air pressure self-compensating can be realized again with simple, compact structure, is prevented
Commutate failure caused by control mouth air pressure deficiency or control mouth gas pressure leak；
Secondth, the application product reliability height, service life are long, and do not influence outward appearance.
Certainly, implement any one specific embodiment of present invention, there might not be the skill of all of the above simultaneously
Art effect.
Brief description of the drawings
Fig. 1 is the application structural representation；
Fig. 2 is Fig. 1 one way component enlarged diagrams.
Embodiment
Several preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing, but the present invention is not restricted to
These embodiments.The present invention covers any replacement, modification, equivalent method and side made in the spirit and scope of the present invention
Case.Thoroughly understand in order that the public has to the present invention, be described in detail in present invention below preferred embodiment specific thin
Section, and description without these details can also understand the present invention completely for a person skilled in the art.In addition, in order to avoid
To the present invention essence cause it is unnecessary obscure, well-known method, process, flow, element etc. are not described in detail.
It refer to Fig. 1 and Fig. 2, a kind of Pneumatic reversal valve of automatic compensation air pressure, including:Valve body 10, valve seat 20, valve rod 30
With spring 40, the spring 40 and valve rod 30 are sequentially inserted into the connection valve body 10, and the two ends of the spring 40 connect institute respectively
The inwall and the valve rod 30 of valve body 10 are stated, the spring 40 is a kind of compression spring, the valve seat 20 and the valve body 10
Openend is connected, and an air inlet 11, one first working hole 12, one second working hole 13 and two rows are offered on the valve body 10
A control mouth 22 is opened up on gas port, the valve seat 20.
The Pneumatic reversal valve of the application also includes an one way component 50, and the one way component 50 is assemblied in the valve seat 20
In valve seat groove 23, the valve seat groove 23 connects second working hole 13 with valve channel 14, the valve seat groove 23 with
Valve base channel 21 connects the control mouth 22, and the one way component 50 includes a valve element 51 and a Y-shaped ring 52, wherein, the valve
Core 51 is a T font ring-type cylinders, that is to say, that valve element 51 includes a word portion and ring-type cylinder, and both combine to form T fonts,
The two ends of the valve element 51 all offer a groove, and ventilation is easy in acting on for groove, and in the ring-type cylinder of the valve element 51
There is the support ring 511 of a protrusion radial direction at place；The Y-shaped ring 52 is a hollow ring body, and the Y-shaped ring 52 is arranged the connection valve
Core 51 a, leg of the Y-shaped ring 52 connects the support ring 511, and the effect of support ring 511 is to prop up Y-shaped ring 52, it is to avoid
Y-shaped ring 52 is moved, and influence gas passes through.
In addition, the one way component 50 also includes a support base 53, the support base 53 is an annular solid, the support base
53 have a throttle orifice 531, and the side of support base 53 and the valve body 10 are connected, the other side of support base 53 and the valve
Core 51 is connected.As illustrated, at the throttle orifice 531 of support base 53, gas flows for convenience, can open up one and valve body
The support base groove that passage 14 is connected, gas first flows into support base groove, then is overflowed into from throttle orifice 531.
In addition, the one way component 50 also includes a fixed seat 54 and an O-ring 55, the fixed seat 54 is an annular
Body, the fixed seat 54 is set in the valve element 51, and the word portion connection of the side of fixed seat 54 and the valve element 51 is described
The other side of fixed seat 54 and the Y-shaped ring 52 are connected.The function of fixed seat 54 is the intensity for strengthening Y-shaped ring 52, Y-shaped ring
If 52 length is oversize, hardness can be reduced, therefore, and transition is carried out with fixed seat 54, can improve the intensity of Y-shaped ring 52, moreover,
As illustrated, fixed seat 54 is stepped, the movable leg of Y-shaped ring 52 can also be protected.Propped up described in the assembly connection of O-ring 55
Seat 53 is supportted, the place connected positioned at valve body 10 and valve seat 20 can prevent gas leak.
The operation principle of the application：When the control mouth 22 of Pneumatic reversal valve is ventilated, the working hole 13 of air inlet 11 and second
Connection, the air pressure of the second working hole 13 is flowed to after load below, and also sub-fraction air pressure enters single by valve channel 14
To component 50.The Y-shaped ring 52 of one way component 50 is a kind of one-way sealing seal, air pressure only import but no export.When the air pressure of control mouth 22 is not enough
Or when having gas leakage, the air pressure of one way component 50 runs past valve base channel 21 and enters control mouth 22, to compensate control mouth 22
Not enough air pressure, makes Pneumatic reversal valve function remain normal.When the air pressure of control mouth 22 is enough, the Y-shaped ring 52 of one way component 50 is
Closed mode, air pressure will not flow backwards, in packing state.
In summary, the technical scheme as a result of more than so that the present invention is compared to prior art, with following
Advantage and good effect：
Firstth, the application is both realized commutation function, air pressure self-compensating can be realized again with simple, compact structure, is prevented
Commutate failure caused by control mouth air pressure deficiency or control mouth gas pressure leak；
Secondth, the application product reliability height, service life are long, and do not influence outward appearance.
Invention preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment does not have all thin of detailed descriptionthe
Section, it is only described embodiment that the invention is not limited yet.Obviously, according to the content of this specification, many repair can be made
Change and change.This specification is chosen and specifically describes these embodiments, be in order to preferably explain the present invention principle and reality
Using so that skilled artisan can utilize the present invention well.The present invention is only by claims and its entirely
The limitation of portion's scope and equivalent.Disclosed above is only presently preferred embodiments of the present invention, but is not used for limiting itself,
Any those skilled in the art are in the case of without prejudice to spiritual connotation of the present invention, the equivalent change done and change,
It all should be within the scope of the present invention.
Claims (4)
1. a kind of Pneumatic reversal valve of automatic compensation air pressure, including:One valve body, a valve seat, a valve rod and a spring, the spring
The connection valve body is sequentially inserted into valve rod, the two ends of the spring connect the inwall and the valve rod of the valve body, institute respectively
State and an air inlet, one first working hole, one second work are offered on the openend connection of valve seat and the valve body, the valve body
A control mouth is opened up on mouth and two exhaust outlets, the valve seat；Characterized in that, also including:One one way component, the unidirectional set
The valve seat groove of valve seat described in part assembly connection, the valve seat groove connects second working hole, the valve with valve channel
Seat groove connects the control mouth with valve base channel, and the one way component includes a valve element and a Y-shaped ring, wherein,
The valve element is a T font ring-type cylinders, and the two ends of the valve element all offer a groove, the ring-type cylinder of the valve element
There is the support ring of a protrusion radial direction；
The Y-shaped ring is a hollow ring body, and the Y-shaped ring is arranged the connection valve element, the leg connection institute of the Y-shaped ring
State support ring.
2. the Pneumatic reversal valve of automatic compensation air pressure as claimed in claim 1, it is characterised in that the one way component also includes
One support base, the support base is an annular solid, and the support base has a throttle orifice, and the support base side and the valve body connect
Connect, the support base other side and valve element connection.
3. the Pneumatic reversal valve of automatic compensation air pressure as claimed in claim 2, it is characterised in that the one way component also includes
One fixed seat, the fixed seat is an annular solid, the word portion connection of the fixed seat side and the valve element, the support base
Other side and Y-shaped ring connection.
4. the Pneumatic reversal valve of automatic compensation air pressure as claimed in claim 3, it is characterised in that the one way component also includes
One O-ring, support base described in the O-ring assembly connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267730.1A CN106979362B (en) | 2017-04-21 | 2017-04-21 | Pneumatic control reversing valve capable of automatically compensating air pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267730.1A CN106979362B (en) | 2017-04-21 | 2017-04-21 | Pneumatic control reversing valve capable of automatically compensating air pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106979362A true CN106979362A (en) | 2017-07-25 |
| CN106979362B CN106979362B (en) | 2023-02-03 |
Family
ID=59344687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710267730.1A Active CN106979362B (en) | 2017-04-21 | 2017-04-21 | Pneumatic control reversing valve capable of automatically compensating air pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106979362B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513503A (en) * | 2018-08-02 | 2021-03-16 | Smc株式会社 | Sealing structure in slide valve type switching valve and slide valve type switching valve |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095617A (en) * | 1976-05-06 | 1978-06-20 | Commercial Shearing, Inc. | Control valves |
| CN1177691A (en) * | 1996-01-16 | 1998-04-01 | 速睦喜股份有限公司 | Change valve with counter-flow-preventing device |
| CN1360156A (en) * | 2001-12-30 | 2002-07-24 | 深圳商巨自动化有限公司 | Composite valve |
| CN101943277A (en) * | 2010-08-13 | 2011-01-12 | 陆桂义 | Pneumatic two-position four-way slide valve |
| CN202017792U (en) * | 2011-04-28 | 2011-10-26 | 浙江欧瑞泰汽配有限公司 | Pneumatic reversal valve for automobile gearbox |
| CN103672068A (en) * | 2013-12-05 | 2014-03-26 | 吴忠仪表有限责任公司 | Novel reversing valve |
| CN204004562U (en) * | 2014-07-17 | 2014-12-10 | 浙江亿日气动科技有限公司 | The double air controlled selector valve of air pressure self-locking |
| CN205243997U (en) * | 2015-12-18 | 2016-05-18 | 黄培华 | Hydraulic pressure lock speed governing combination switching -over valve |
| CN205534375U (en) * | 2016-01-29 | 2016-08-31 | 河南骏通车辆有限公司 | Meso position throttle type gas accuse switching -over valve |
| CN206637066U (en) * | 2017-04-21 | 2017-11-14 | 浙江亿日气动科技有限公司 | The Pneumatic reversal valve of automatic compensation air pressure |
-
2017
- 2017-04-21 CN CN201710267730.1A patent/CN106979362B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095617A (en) * | 1976-05-06 | 1978-06-20 | Commercial Shearing, Inc. | Control valves |
| CN1177691A (en) * | 1996-01-16 | 1998-04-01 | 速睦喜股份有限公司 | Change valve with counter-flow-preventing device |
| CN1360156A (en) * | 2001-12-30 | 2002-07-24 | 深圳商巨自动化有限公司 | Composite valve |
| CN101943277A (en) * | 2010-08-13 | 2011-01-12 | 陆桂义 | Pneumatic two-position four-way slide valve |
| CN202017792U (en) * | 2011-04-28 | 2011-10-26 | 浙江欧瑞泰汽配有限公司 | Pneumatic reversal valve for automobile gearbox |
| CN103672068A (en) * | 2013-12-05 | 2014-03-26 | 吴忠仪表有限责任公司 | Novel reversing valve |
| CN204004562U (en) * | 2014-07-17 | 2014-12-10 | 浙江亿日气动科技有限公司 | The double air controlled selector valve of air pressure self-locking |
| CN205243997U (en) * | 2015-12-18 | 2016-05-18 | 黄培华 | Hydraulic pressure lock speed governing combination switching -over valve |
| CN205534375U (en) * | 2016-01-29 | 2016-08-31 | 河南骏通车辆有限公司 | Meso position throttle type gas accuse switching -over valve |
| CN206637066U (en) * | 2017-04-21 | 2017-11-14 | 浙江亿日气动科技有限公司 | The Pneumatic reversal valve of automatic compensation air pressure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513503A (en) * | 2018-08-02 | 2021-03-16 | Smc株式会社 | Sealing structure in slide valve type switching valve and slide valve type switching valve |
| CN112513503B (en) * | 2018-08-02 | 2023-11-24 | Smc株式会社 | Sealing structure in slide valve type switching valve and slide valve type switching valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106979362B (en) | 2023-02-03 |
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