CN208397389U - Unidirectional plug screw valve - Google Patents
Unidirectional plug screw valve Download PDFInfo
- Publication number
- CN208397389U CN208397389U CN201821063185.0U CN201821063185U CN208397389U CN 208397389 U CN208397389 U CN 208397389U CN 201821063185 U CN201821063185 U CN 201821063185U CN 208397389 U CN208397389 U CN 208397389U
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- plug screw
- plug
- conductive channel
- valve body
- unidirectional
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Abstract
The utility model relates to a kind of unidirectional plug screw valves, it include valve body, conducting is provided with accommodating chamber in valve body, plug component is provided with below valve body, conductive channel is provided in plug, accommodating chamber and conductive channel are collinearly distributed in vertical direction, correspond to the position of conductive channel above plug component, promotion spool is distributed with, interconnection is provided on valve body, when in default closed state, promote lower end and the interconnection of spool, conductive channel is in contact, the upper end for promoting spool is connected by elastic parts with plug screw, plug screw is located at the top of accommodating chamber, main sealing assembly is provided between plug screw and the top of accommodating chamber, the top periphery of valve body is provided with secondary sealing component.As a result, in default closed state when, the lower end for promoting spool is in contact with interconnection, conductive channel, guarantee default close, avoid install during, opening by mistake during use open, meet using effect.
Description
Technical field
The utility model relates to a kind of valve gear more particularly to a kind of unidirectional plug screw valves.
Background technique
Check valve is also known as check-valves or non-return valve.For preventing oil stream reverse flow in hydraulic system, or for pneumatic
Compressed air reverse flow is prevented in system.Check valve has through type and two kinds of right-angle type.Straight check valve is threadedly coupled
It is installed on the pipeline.Angle check valve has threaded connection, board-like connection and three kinds of forms of flanged joint.
But existing non-return valve function is single, cannot achieve the fluid strike angle of multichannel.Meanwhile existing list
To valve construction due to its closed particularity, it is not able to cooperate certain plug screw valves and uses.Lack plug screw valve in conjunction with check valve
Device.
In view of the above shortcomings, the designer, is actively subject to research and innovation, to found a kind of unidirectional plug screw valve, make
It is with more the utility value in industry.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of unidirectional plug screw valves.
The unidirectional plug screw valve of the utility model, includes valve body, in which: conducting is provided with accommodating chamber in the valve body, institute
It states and is provided with plug component below valve body, conductive channel is provided in the plug, the accommodating chamber is with conductive channel vertical
Direction is collinearly distributed, and the position of conductive channel is corresponded to above the plug component, promotion spool is distributed with, sets on the valve body
It is equipped with interconnection, when in default closed state, the lower end for promoting spool is in contact with interconnection, conductive channel,
The upper end for promoting spool is connected by elastic parts with plug screw, and the plug screw is located at the top of accommodating chamber, the plug screw and
Main sealing assembly is provided between the top of accommodating chamber, the top periphery of the valve body is provided with secondary sealing component.
Further, above-mentioned unidirectional plug screw valve, wherein the plug component includes plug block, and the plug block is
Convex shape cone configuration, the interior conductive channel being arranged of the plug block, the conductive channel includes top exit, the top
Outlet bottom in portion is connected with channel body, and the diameter of the top exit is greater than the diameter of channel body.
Further, above-mentioned unidirectional plug screw valve, wherein it is oblique that guidance is provided at the conductive channel of the plug block
Face.
Further, above-mentioned unidirectional plug screw valve, wherein it is provided with joining rod at the top of the promotion spool, it is described
The bottom for promoting spool is provided with contact inclined-plane, and the joining rod rises to be connected with elastic parts.
Further, above-mentioned unidirectional plug screw valve, wherein the plug screw includes plug screw ontology, the plug screw ontology
Top be provided with corking, be provided with link slot in the corking, the bottom of the plug screw ontology is provided with linking protrusion, described
Linking protrusion is connected with elastic parts.
Further, above-mentioned unidirectional plug screw valve, wherein the valve body upper end is provided with extension side, the extension side
Periphery be provided with chamfering, the angle of the chamfering is 15 to 35 °.
Further, above-mentioned unidirectional plug screw valve, wherein the elasticity group is spring.
Still further, above-mentioned unidirectional plug screw valve, wherein the main sealing assembly and secondary sealing component are that O shape is close
Seal.
According to the above aspect of the present invention, the utility model at least has the following advantages:
1, the accommodating chamber and conductive channel used is collinearly distributed in vertical direction, guarantees the vertical movement path for promoting spool
Stablize, plays preferably unidirectionally controlled.
2, when in default closed state, the lower end for promoting spool is in contact with interconnection, conductive channel, guarantees default
Close, avoid installation during, opening by mistake during use open, meet using effect.
3, it is provided with and is mutually independent seal assembly, not only can satisfy the sealing needs during plug screw use, but also can expire
After foot is installed with other assemblies, the sealing between entire valve body and other assemblies.
4, using elastic parts, can satisfy during use from master reset.
5, overall construction is simple, is easy to mass manufacture, and follow-up maintenance is also more convenient.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of unidirectional plug screw valve.
The meaning of each appended drawing reference is as follows in figure.
1 valve body, 2 plug component
3 promote 4 interconnection of spool
5 elastic parts, 6 plug screw
7 main sealing assembly, 8 secondary sealing component
9 top exit, 10 channel body
11 link slots 12 are connected protrusion
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Include valve body 1 such as 6 valve of unidirectional plug screw of Fig. 1, unusual place is: the storage in order to realize component,
The normal operation for guaranteeing valve, conducting is provided with accommodating chamber in valve body 1.Specifically, plug component is provided with below valve body 1
2, conductive channel, accommodating chamber and conductive channel, which are provided with, in plug is collinearly distributed in vertical direction.Meanwhile it being led to effectively control
It is logical, the position of conductive channel is corresponded to above plug component 2, is distributed with and promotes spool 3, be provided with interconnection 4 on valve body 1.
When as a result, in default closed state, the lower end for promoting spool 3 is in contact with interconnection 4, conductive channel.In this way, can protect
Card defaults closed needs, improves convenience of the valve integrally during use.It is needed in view of the conducting of check valve controls, poppet
The upper end of core 3 is connected by elastic parts 5 with plug screw 6, and plug screw 6 is located at the top of accommodating chamber, the top of plug screw 6 and accommodating chamber it
Between be provided with main sealing assembly 7.In this way, may be implemented to be fully sealed in closure.Furthermore, it is contemplated that this unidirectional 6 valve of plug screw with
The sealing of the available guarantee of leakproofness after other assemblies connection, the entire valve work of further satisfaction needs, on the top of valve body 1
Portion periphery is provided with secondary sealing component 8.
From the point of view of the preferable embodiment of the utility model one, the plug component 2 of use includes plug block.In order to full
The conventional threaded connection of foot or other combinations, can consolidate and be installed on valve body 1, which is convex shape cone structure
It makes.Specifically, the conductive channel being arranged in plug block, conductive channel include top exit 9, the connection of 9 bottom of top exit
There is channel body 10, the diameter of top exit 9 is greater than the diameter of channel body 10.Simultaneously, it is contemplated that between follow-up policy with mention
The mutual cooperation of lift valve core 3 is provided with lead-in chamfered at the conductive channel of plug block.
Furthermore, the top for the promotion spool 3 that the utility model uses is provided with joining rod, the bottom of spool 3 is promoted
Portion is provided with contact inclined-plane.Joining rod rises and is connected with elastic parts 5 as a result,.Contact inclined-plane can contact with each other with lead-in chamfered
Cooperation.
Simultaneously, it is contemplated that plug screw 6, which can cooperate, promotes spool 3 to work, and the plug screw 6 of use includes plug screw 6
Body.Specifically, it is provided with corking at the top of 6 ontology of plug screw, link slot 11 is provided in corking.Also, 6 ontology of plug screw
Bottom be provided with linking protrusion 12.When assembly, linking protrusion 12 can be enabled to be connected with elastic parts 5.
Furthermore, it is contemplated that the assembly being bonded is realized with other assemblies, and 1 upper end of valve body is provided with extension side.
Meanwhile the periphery on extension side being provided with chamfering, the angle of chamfering is 15 to 35 °.It can both guarantee to be placed to other groups in this way
Will not be slipped when on part, but avoid there are sharp parts scratch other assemblies.
From the point of view of actual implementation, it is contemplated that ejection, reset during routine use need, the bullet that the utility model uses
Property group is spring.Meanwhile in order to possess preferable sealing effect, main sealing assembly 7 and secondary sealing component 8 are the sealing of O shape
Circle.Also, from the point of view of practical set manufacture, in order to avoid guaranteeing that the sealing used for a long time guarantees by unnecessary vertical view,
It is fluorubber that the primary seal circle for work of reducing the staff, which is nitrile rubber, secondary seal ring,.
It can be seen from the above written description and the attached drawings that gathering around and having the following advantages after using the utility model:
1, the accommodating chamber and conductive channel used is collinearly distributed in vertical direction, guarantees the vertical movement path for promoting spool
Stablize, plays preferably unidirectionally controlled.
2, when in default closed state, the lower end for promoting spool is in contact with interconnection, conductive channel, guarantees default
Close, avoid installation during, opening by mistake during use open, meet using effect.
3, it is provided with and is mutually independent seal assembly, not only can satisfy the sealing needs during plug screw use, but also can expire
After foot is installed with other assemblies, the sealing between entire valve body and other assemblies.
4, using elastic parts, can satisfy during use from master reset.
5, overall construction is simple, is easy to mass manufacture, and follow-up maintenance is also more convenient.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. unidirectional plug screw valve includes valve body (1), it is characterised in that: conducting is provided with accommodating chamber in the valve body (1), described
It is provided with plug component (2) below valve body (1), conductive channel is provided in the plug, the accommodating chamber and conductive channel exist
Vertical direction is collinearly distributed, and the position of conductive channel is corresponded to above the plug component (2), is distributed with and is promoted spool (3), institute
It states and is provided with interconnection (4) on valve body (1), when being in default closed state, the lower end for promoting spool (3) leads to lateral
Road (4), conductive channel are in contact, and the upper end for promoting spool (3) is connected by elastic parts (5) with plug screw (6), the spiral shell
Plug (6) is located at the top of accommodating chamber, is provided with main sealing assembly (7), the valve between the plug screw (6) and the top of accommodating chamber
The top periphery of body (1) is provided with secondary sealing component (8).
2. unidirectional plug screw valve according to claim 1, it is characterised in that: the plug component (2) includes plug block, institute
Stating plug block is convex shape cone configuration, and the conductive channel being arranged in the plug block, the conductive channel includes top
It exports (9), top exit (9) bottom is connected with channel body (10), and the diameter of the top exit (9) is greater than channel sheet
The diameter of body (10).
3. unidirectional plug screw valve according to claim 2, it is characterised in that: be provided with and draw at the conductive channel of the plug block
Guiding incline.
4. unidirectional plug screw valve according to claim 1, it is characterised in that: be provided with rank at the top of the promotion spool (3)
Extension bar, the bottom for promoting spool (3) are provided with contact inclined-plane, and the joining rod rises to be connected with elastic parts (5).
5. unidirectional plug screw valve according to claim 1, it is characterised in that: the plug screw (6) includes plug screw (6) ontology,
It is provided with corking at the top of plug screw (6) ontology, is provided in the corking link slot (11), plug screw (6) ontology
Bottom is provided with linking protrusion (12), and the linking raised (12) is connected with elastic parts (5).
6. unidirectional plug screw valve according to claim 1, it is characterised in that: valve body (1) upper end is provided with extension side, institute
The periphery for stating extension side is provided with chamfering, and the angle of the chamfering is 15 to 35 °.
7. unidirectional plug screw valve according to claim 1, it is characterised in that: the elasticity group is spring.
8. unidirectional plug screw valve according to claim 1, it is characterised in that: the main sealing assembly (7) and secondary sealing component
It (8) is O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063185.0U CN208397389U (en) | 2018-07-05 | 2018-07-05 | Unidirectional plug screw valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063185.0U CN208397389U (en) | 2018-07-05 | 2018-07-05 | Unidirectional plug screw valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208397389U true CN208397389U (en) | 2019-01-18 |
Family
ID=65130197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821063185.0U Active CN208397389U (en) | 2018-07-05 | 2018-07-05 | Unidirectional plug screw valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208397389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111156853A (en) * | 2019-09-23 | 2020-05-15 | 李居强 | Heat transfer plate filling port |
-
2018
- 2018-07-05 CN CN201821063185.0U patent/CN208397389U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111156853A (en) * | 2019-09-23 | 2020-05-15 | 李居强 | Heat transfer plate filling port |
| CN111156853B (en) * | 2019-09-23 | 2021-07-09 | 李居强 | Heat transfer plate filling port |
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