CN205978744U - Tubular trip valve - Google Patents
Tubular trip valve Download PDFInfo
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- CN205978744U CN205978744U CN201621026148.3U CN201621026148U CN205978744U CN 205978744 U CN205978744 U CN 205978744U CN 201621026148 U CN201621026148 U CN 201621026148U CN 205978744 U CN205978744 U CN 205978744U
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- valve
- medium
- separation sleeve
- tubular type
- type stop
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Abstract
The utility model discloses a tubular trip valve relates to valve technical field, include: the valve body, the axial is equipped with the valve opening, case, axially movable ground set up in the valve opening, and including the case body that has hollow structure, hollow structure together constitutes circulation media channel with the valve opening, the valve gap, closed setting in the circulation medium outlet side of valve body, have with the terminal surface cooperation of the circulation medium exit end of case body form sealed vice, the shaping of case body has radial flange, the valve is still established at circulate the dorsad separation sleeve in the case body outside of medium inlet one side of radial flange including the cover, separation sleeve and the radial flange drive medium that is used for driving medium circulation that is equipped with radial extension between the side surface of the medium inlet chamber of exerting pressure of circulating dorsad, the shaping has and exerts pressure the drive medium of chamber intercommunication with the drive medium and import and export on the valve body. The movable direction of case advances export orientation in same direction with the medium for the valve can miniaturize.
Description
Technical field
This utility model is related to a kind of tubular type stop valve, belongs to valve technology field.
Background technology
Valve rod is valve vitals, and for being driven, one end connects actuator or handle, and the other end directly drives valve
Core is mobile or rotates, to realize valve switch or adjustment effect.Valve rod not still movement parts, stress during valve opening and closing
Part, and be sealing member, it is subject to impact and the corrosion of medium, also produces friction with filler.Life-time service process in valve
In, because the frequent rotation of valve rod or linear motion lead to filler to wear and tear, so that valve stem packing sealing property is declined and even result in filler
System sealing lost efficacy, and especially for the medium such as poisonous, inflammable and explosive, reveals in the event of filling system or lost efficacy, will lead to weight
Major break down.
Chinese patent literature CN103836220A discloses a kind of self sealss guiding valve, and including valve body, valve body is provided with least
One valve opening vertical with flow of media direction, slides in each valve opening and is provided with a valve element, described valve element at least includes one
Convex shoulder, the inwall fitted seal of the outer wall of convex shoulder and valve opening, valve body be respectively provided on two sides with the entrance leading to valve opening and outlet；
When valve element slide into the entrance of convex shoulder and valve body and outlet to corresponding when valve body close, conversely, valve body turns on.
Above-mentioned prior art realizes valve valveless although switch can be adjusted by external fluid transformation and spring cooperation
The purpose of bar adjusting spool motion, but because it must provide enough spaces to supply valve element in the vertical direction of flow of media
Mobile use, will certainly cause the size of the vertical direction in flow of media for the valve to greatly increase, this is for valve miniaturization
For the current market situation of development trend, it not solves the optimal case of valve no valve rod operation.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of tubular type stop valve, to solve the valveless shape valve stem valve of prior art
Larger-size problem in the vertical direction of flow of media.
A kind of tubular type stop valve that this utility model provides, including：
Valve body, is axially arranged with valve opening；
Valve element, is axially displaceably arranged in described valve opening, including the insert body with hollow-core construction, described hollow
Structure and described valve opening together constitute with circulation medium passage；
Valve gap, closing is arranged at the circulation medium outlet side of described valve body, has the circulation medium with described insert body
The sealing pair that the end face of the port of export cooperatively forms；
Described insert body forms radial flange；Described valve also includes being set in described radial flange and dorsad circulates Jie
Separation sleeve outside the insert body of matter inlet side, described separation sleeve and described radial flange dorsad circulation medium inlet side
It is provided with the driving medium pressure chamber for driving flow of media radially extending between surface；Form on described valve body with described
The driving medium driving the chamber connection of medium pressure is imported and exported.
Preferably, described valve body has radially inner projection in circumference in the medium inlet side of valve, with described isolation
Set mating reaction is used for limiting shift motion in valve opening for the described valve element.
Preferably, also include being arranged at described raised and described valve element near some elastic components of medium inlet side, be used for
The pressure to described valve element for the opposing described driving medium pressure chamber.
Preferably, described elastic component is helical spring；Several described elastic components are arranged along described valve body centrosymmetry.
Preferably, described separation sleeve forms some sections radially running through, for described driving medium import and export,
The described driving medium runner driving the chamber connection of medium pressure；Between described driving medium runner is in described separation sleeve circumferential direction
Disconnected setting.
Preferably, outside described driving medium is imported and exported, driven medium runner handing-over everywhere, the outer wall of described valve element is tight
It is affixed on the inwall of described separation sleeve；The outer wall of described separation sleeve is close to the inwall of described valve body.
Preferably, it is close on face be arranged with sealing ring between valve element between described separation sleeve and valve body.
Preferably, form the seal receptacle for forming sealing pair with described valve element in described valve gap.
Preferably, described valve gap is realized being connected by screw thread with described valve body.
This utility model has advantages below with respect to prior art：
1. the tubular type stop valve that this utility model provides, including：Valve body, is axially arranged with valve opening；Valve element, is movably disposed
In described valve opening, including the insert body with hollow-core construction, described hollow-core construction and described valve opening together constitute with circulation and are situated between
Matter passage；Valve gap, closing is arranged at the circulation medium outlet side of described valve body, has and goes out with the circulation medium of described insert body
The sealing pair that the end face at mouth end cooperatively forms；Described insert body forms radial flange；Described valve also includes being set in institute
State separation sleeve dorsad outside the insert body of circulation medium inlet side for the radial flange, described separation sleeve and described radial flange
Dorsad it is provided with the driving medium pressure chamber for driving flow of media radially extending between circulation medium inlet side surface；Institute
State to form on valve body and import and export with the described driving medium driving medium pressure chamber to connect.Reach when driving medium pressure intracavity
During default pressure, valve element moves to the direction away from valve gap, and media outlet end turns on so that medium enters from medium in valve opening
Mouth flows to media outlet.Wherein, the import and export direction of the movable direction of valve element and medium in the same direction so that valve
Door will not increase so that valve is able to miniaturization in the vertical direction size of flow of media.
2. the tubular type stop valve that this utility model provides, described valve body has in circumference radially in the medium inlet side of valve
Inside projection, is used for limiting shift motion in valve opening for the described valve element with described separation sleeve mating reaction, thus limiting
The adjustable size of media outlet is so that the tubular type stop valve that this utility model provides can be used for adjusting the medium through valve
Flow.
3. the tubular type stop valve that this utility model provides, also includes being arranged at described raised and described valve element and enters near medium
Some elastic components of mouth side, for resisting the pressure to described valve element for the described driving medium pressure chamber.When driving medium pressure chamber
Pressure when reaching preset value, described elastic component is compressed so that valve element moves to the direction away from valve gap, and media outlet is led
Logical, valve is opened；When the pressure driving medium pressure chamber is less than preset value, the elastic component of accumulation of energy makes valve element produce to valve gap side
To the trend of movement, media outlet seals, valve closing.Valve element is under the control of elastic component and driving medium pressure cavity pressure
Move and make valve on and off.
4. the tubular type stop valve that this utility model provides, described elastic component is helical spring；Several described elastic component edges
Described valve body centrosymmetry setting is so that elastic component is axially uniformly arranged along it to the active force of described valve element.
5. the tubular type stop valve that this utility model provides, imports and exports, drives medium runner junction in described driving medium
Outside, the outer wall of described valve element is close to the inwall of described separation sleeve；The outer wall of described separation sleeve is close to the interior of described valve body
Wall, thus be effectively isolated drive medium with through valve opening medium, both be can not merge non-equal medium when, using every
Can prevent from driving medium to mix with the medium through valve opening from set.
Brief description
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation when tubular type stop valve of the present utility model cuts out；
Fig. 2 is structural representation during tubular type stop valve conducting of the present utility model.
Reference：10- valve body；11- drives medium to import and export；20- elastic component；30- sealing ring；40- valve element；41- drives
Dynamic medium pressure chamber；50- separation sleeve；51- drives medium runner；60- screw；70- valve gap；71- seal receptacle.
Specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that described
Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicality
Novel protected scope.
As long as additionally, involved technical characteristic in this utility model different embodiments disclosed below is each other
The conflict of not constituting just can be combined with each other.
A kind of tubular type stop valve that the present embodiment provides, as shown in figure 1, include：
Valve body 10, is axially arranged with valve opening；
Valve element 40, is movably disposed in described valve opening, including valve element 40 body with hollow-core construction, described hollow
Structure and described valve opening together constitute with circulation medium passage；
Valve gap 70, closing is arranged at the circulation medium outlet side of described valve body 10, has the stream with described valve element 40 body
The sealing pair that the end face at logical media outlet end cooperatively forms；
Described valve element 40 body forms radial flange；Described valve also includes being set in described radial flange and dorsad circulates
The separation sleeve 50 of valve element 40 outer body of medium inlet side, described separation sleeve 50 and described radial flange dorsad circulation medium
It is provided with the driving medium pressure chamber 41 for driving flow of media radially extending between inlet side surface；On described valve body 10
Form and import and export 11 with the described driving medium driving medium pressure chamber 41 to connect.
In above-described embodiment, when reaching default pressure in driving medium pressure chamber 41, valve element 40 is to away from valve gap 70
Direction move, media outlet end turn on so that medium flows to media outlet from medium inlet in valve opening.Wherein, valve element 40
Movable direction and medium import and export direction in the same direction so that valve is in the vertical direction chi of flow of media
Very little will not increase so that valve is able to miniaturization.
Described valve body 10 has radially inner projection in circumference in the medium inlet side of valve, joins with described separation sleeve 50
Cooperation is with for limiting shift motion in valve opening for the described valve element 40, thus limiting the adjustable size of media outlet, making
The tubular type stop valve that obtaining this enforcement provides can be used for adjusting the rate-of flow through valve.
The tubular type stop valve of the present embodiment, also includes being arranged at described raised and described valve element 40 near medium inlet side
Some elastic components 20, for resisting the pressure to described valve element 40 for the described driving medium pressure chamber 41.When driving medium pressure chamber
When 41 pressure reaches preset value, described elastic component 20 is compressed so that valve element 40 moves to the direction away from valve gap 70, medium
Outlet conducting, valve is opened；When the pressure driving medium pressure chamber 41 is less than preset value, the elastic component 20 of accumulation of energy makes valve element 40
Produce the trend to valve gap 70 direction movement, media outlet seals, valve closing.Valve element 10 in elastic component 20 and drives medium to apply
Move under the control of pressure in pressure chamber 41 and make valve on and off.
Alternatively, several described elastic components 20 are arranged so that elastic component 20 is to described along described valve body 10 centrosymmetry
The active force of valve element 40 is axially uniformly arranged along it.
Alternatively, described separation sleeve 50 forms some sections radially running through, for and described driving medium turnover
Mouth 11, the described driving medium runner 51 driving chamber 41 connection of medium pressure, so that separation sleeve 50 had both isolated valve body 10
With valve element 40, make the medium that drives on valve body 10 import and export the 11 driving media that can form with separation sleeve 50 and radial flange again
Pressure chamber 41 can connect.Drive medium can to enter after medium runner 51 of overdriving and drive from driving medium to import and export 11
Medium pressure chamber 41, and then increase the pressure driving medium to press in chamber 41.In the same manner, the driving that medium presses in chamber 41 is driven to be situated between
Matter can be discharged from driving medium to import and export 11 after medium runner 51 of overdriving, and then reduces in driving medium pressure chamber 41
Pressure.Medium runner 51 is driven to be interrupted setting in separation sleeve 50 circumference, so that it is guaranteed that separation sleeve is still structure as a whole.
As shown in Figure 1 and Figure 2, outside described driving medium is imported and exported 11, driven medium runner 51 junction, described valve
The outer wall of core 40 is close to the inwall of described separation sleeve 50；The outer wall of described separation sleeve 50 is close to the inwall of described valve body 10,
Thus be effectively isolated driving medium and the medium through valve opening, when both are the non-equal medium that can not merge, using isolation
Set 50 can prevent from driving medium to mix with the medium through valve opening.
Between described separation sleeve 50 and valve body 10, being close on face between valve element 40 is arranged with sealing ring 30, thus having
Effect isolation drive medium and the medium through valve opening.
The seal receptacle 71 for forming sealing pair with described valve element 40 is formed in described valve gap 70.
Described valve gap 70 passes through screw 60 with described valve body 10 and realizes being connected.
In the present embodiment, the described hydraulic system driving medium can adopt the external world, pressure control machine, air compressor etc..
As shown in Figure 2, the pointing direction of arrow be medium in valve through the flow direction of valve opening.In wherein Fig. 2
Top is the medium inlet of valve, and bottom is the media outlet of valve.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (9)
1. a kind of tubular type stop valve, including：
Valve body (10), is axially arranged with valve opening；
Valve element (40), is axially displaceably arranged in described valve opening, including the insert body with hollow-core construction, described hollow
Structure and described valve opening together constitute with circulation medium passage；
Valve gap (70), closing is arranged at the circulation medium outlet side of described valve body (10), has the circulation with described insert body
The sealing pair that the end face at media outlet end cooperatively forms；
It is characterized in that, described insert body forms radial flange；Described valve also includes being set in the described radial flange back of the body
To the separation sleeve (50) outside the insert body of circulation medium inlet side, described separation sleeve (50) is with described radial flange dorsad
It is provided with driving medium pressure chamber (41) for driving flow of media radially extending between circulation medium inlet side surface；Institute
State to form on valve body (10) and import and export (11) with the described driving medium driving medium pressure chamber (41) to connect.
2. tubular type stop valve according to claim 1 is it is characterised in that described valve body (10) is in the medium inlet side of valve
There is radially inner projection in circumference, be used for limiting described valve element (40) in valve opening with described separation sleeve (50) mating reaction
Shift motion.
3. tubular type stop valve according to claim 2 is it is characterised in that also include being arranged at described raised and described valve element
(40) near some elastic components (20) of medium inlet side, for resisting described driving medium pressure chamber (41) to described valve element
(40) pressure.
4. tubular type stop valve according to claim 3 is it is characterised in that described elastic component (20) is helical spring；Some
Individual described elastic component (20) is arranged along described valve body (10) centrosymmetry.
5. tubular type stop valve according to claim 1 is it is characterised in that form some sections of footpaths on described separation sleeve (50)
Extend upward through, the driving medium for importing and exporting (11) with described driving medium, described driving medium pressure chamber (41) connects
Runner (51)；Described driving medium runner (51) is interrupted setting in described separation sleeve (50) circumferential direction.
6. tubular type stop valve according to claim 5 is it is characterised in that importing and exporting (11), driving in described driving medium
Outside medium runner (51) junction, the outer wall of described valve element (40) is close to the inwall of described separation sleeve (50)；Described isolation
The outer wall of set (50) is close to the inwall of described valve body (10).
7. tubular type stop valve according to claim 6 it is characterised in that between described separation sleeve (50) and valve body (10),
Being close on face between valve element (40) is arranged with sealing ring (30).
8. according to the arbitrary described tubular type stop valve of claim 1-7 it is characterised in that form in described valve gap (70) for
Form the seal receptacle (71) of sealing pair with described valve element (40).
9. according to the arbitrary described tubular type stop valve of claim 1-7 it is characterised in that described valve gap (70) and described valve body
(10) pass through screw (60) to realize connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026148.3U CN205978744U (en) | 2016-08-31 | 2016-08-31 | Tubular trip valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026148.3U CN205978744U (en) | 2016-08-31 | 2016-08-31 | Tubular trip valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205978744U true CN205978744U (en) | 2017-02-22 |
Family
ID=58039301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621026148.3U Active CN205978744U (en) | 2016-08-31 | 2016-08-31 | Tubular trip valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205978744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095687A (en) * | 2022-07-14 | 2022-09-23 | 北京金色彩机电设备有限公司 | Two-stage distribution valve for high-viscosity liquid |
-
2016
- 2016-08-31 CN CN201621026148.3U patent/CN205978744U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095687A (en) * | 2022-07-14 | 2022-09-23 | 北京金色彩机电设备有限公司 | Two-stage distribution valve for high-viscosity liquid |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |