CN217898916U - Spring steel ball valve structure - Google Patents
Spring steel ball valve structure Download PDFInfo
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- CN217898916U CN217898916U CN202121843368.6U CN202121843368U CN217898916U CN 217898916 U CN217898916 U CN 217898916U CN 202121843368 U CN202121843368 U CN 202121843368U CN 217898916 U CN217898916 U CN 217898916U
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Abstract
The utility model relates to a spring steel ball valve structure, including first installation pipe, second installation pipe, first connecting pipe and second connecting pipe, the lower extreme of first installation pipe with the upper end of first connecting pipe is connected, the second connecting pipe cover is established in the first connecting pipe, the lower extreme of second connecting pipe with the upper end of second installation pipe is connected; be provided with on the inner wall of first connecting pipe upper end and be used for sealing first connecting pipe with the sealing washer of second connecting pipe connection department, be provided with first reset spring on the inner wall of second connecting pipe lower extreme, be provided with in the second connecting pipe with the sealing washer cooperatees and is used for realizing the steel ball that the pipeline opened and shut, the utility model discloses simple structure, convenient operation realizes opening and shutting of pipeline through the cooperation of first reset spring and steel ball.
Description
Technical Field
The utility model relates to a check valve technical field, especially a spring steel ball valve structure.
Background
With the development of the times, more and more kinds of valves are designed, the purpose of the valves is very wide no matter in family life or industrial production, the one-way valve is one of the valves, the traditional one-way valve is generally a duckbill valve made of rubber, but the service life of the traditional one-way valve is short, the traditional one-way valve needs to be replaced frequently, and the air tightness and the working efficiency of the whole device can be influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to provide a spring steel ball valve structure, the cooperation through first reset spring and steel ball realizes opening and shutting of pipeline, prevents the backward flow simultaneously.
The embodiment of the utility model provides an in adopt following scheme to realize: the spring steel ball valve structure comprises a first mounting pipe, a second mounting pipe, a first connecting pipe and a second connecting pipe, wherein the lower end of the first mounting pipe is connected with the upper end of the first connecting pipe; the inner wall of the upper end of the first connecting pipe is provided with a sealing ring for sealing the joint of the first connecting pipe and the second connecting pipe, the inner wall of the lower end of the second connecting pipe is provided with a first reset spring, and the second connecting pipe is internally provided with a steel ball which is matched with the sealing ring and is used for realizing the opening and closing of the pipe.
In an embodiment of the present invention, the outer wall of the lower end of the first mounting pipe is provided with an external thread, and the inner wall of the upper end of the first connecting pipe is provided with an internal thread matching with the outer wall of the lower end of the first mounting pipe; and the outer wall of the upper end of the second mounting pipe is provided with an external thread, and the inner wall of the lower end of the second connecting pipe is provided with an internal thread matched with the outer wall of the upper end of the second mounting pipe.
In an embodiment of the present invention, the upper and lower sides of the steel ball are respectively the sealing ring and the first return spring.
The utility model discloses an in the embodiment, first reset spring's top is provided with spacing post, the top of spacing post be provided with be used for with steel ball matched with first arc standing groove.
The utility model relates to an embodiment, be provided with a toper stopper in the first reset spring, the radius at toper stopper top is greater than the radius of the circle that first reset spring top formed, the top of toper stopper is seted up and is used for right the steel ball carries out spacing second arc standing groove.
In an embodiment of the present invention, a fixing ring for positioning with the first connecting pipe is disposed at the bottom of the second connecting pipe; the outer wall of the second connecting pipe is provided with a rubber ring clamped in the first connecting pipe, and the inner wall of the first connecting pipe is provided with a limiting groove matched with the rubber ring.
In an embodiment of the present invention, the pipe inside the second connection pipe is tapered, and the inner diameter of the lower end of the second connection pipe is smaller than the inner diameter of the upper end of the second connection pipe.
In an embodiment of the present invention, the sealing ring is an O-shaped sealing ring.
In an embodiment of the present invention, the outer diameter of the O-ring is the same as the inner diameter of the upper end of the second connecting pipe.
In an embodiment of the present invention, the upper half portion of the first mounting tube is a funnel-shaped first plug; the lower half part of the second mounting pipe is a funnel-shaped second plug connector.
The utility model has the advantages that: the utility model provides a spring steel ball valve structure realizes opening and shutting of pipeline through the cooperation between steel ball and the first reset spring, replaces traditional duckbilled valve, simultaneously through the cooperation of steel ball and O type sealing washer, has improved the gas tightness of whole device, all can dismantle between each pipeline simultaneously, need not change whole device when certain pipeline damages, the utility model discloses simple structure, convenient operation realizes opening and shutting of pipeline through the cooperation of first reset spring and steel ball.
Drawings
FIG. 1 is a perspective view of a split structure of a first embodiment of a spring steel ball valve structure.
Fig. 2 is a schematic structural view of a first embodiment of a spring steel ball valve structure.
Fig. 3 is a schematic structural view of a second embodiment of a spring steel ball valve structure.
Fig. 4 is a schematic structural view of a third embodiment of a spring steel ball valve structure.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 4, the present invention provides a spring steel ball valve structure, including a first mounting pipe 1, a second mounting pipe 2, a first connecting pipe 3 and a second connecting pipe 4, wherein a lower end of the first mounting pipe 1 is connected to an upper end of the first connecting pipe 3, the second connecting pipe 4 is sleeved in the first connecting pipe 3, and a lower end of the second connecting pipe 4 is connected to an upper end of the second mounting pipe 2; the inner wall of the upper end of the first connecting pipe 3 is provided with a sealing ring 5 for sealing the pipeline joint of the first connecting pipe 3 and the second connecting pipe 4, the inner wall of the lower end of the second connecting pipe 4 is provided with a first return spring 6, and the second connecting pipe 4 is internally provided with a steel ball 7 which is matched with the sealing ring 5 and is used for realizing the opening and closing of the pipeline.
With reference to fig. 1, an external thread is provided on the outer wall of the lower end of the first mounting pipe 1, and an internal thread matched with the outer wall of the lower end of the first mounting pipe 1 is provided in the inner wall of the upper end of the first connecting pipe 3; the outer wall of the upper end of the second mounting pipe 2 is provided with an external thread, and the inner wall of the lower end of the second connecting pipe 4 is provided with an internal thread matched with the outer wall of the upper end of the second mounting pipe 2, so that the pipelines can be conveniently connected and detached.
Referring to fig. 1 and 2, in the first embodiment of the present invention, the upper side and the lower side of the steel ball 7 are the sealing ring 5 and the first return spring 6, respectively. The first installation pipe 1 is connected with an external air inlet source or water inlet source through a first plug connector 11, the second installation pipe 2 is connected with a device needing air inlet or liquid inlet through a second plug connector 21, when air inlet or liquid inlet is started, the steel ball 7 is pushed downwards through pressure to drive the first reset spring 6 to move downwards, a pipeline is opened, when air inlet or liquid inlet is not needed, the pressure source is closed, the first reset spring 6 drives the steel ball to reset, the pipeline is closed, meanwhile, when backflow is caused due to the fact that the pressure in the device needing air inlet or liquid inlet is large, the first reset spring 6 is in a reset state, the steel ball 7 can be enabled to cling to the O-shaped sealing ring 5, and the backflow prevention effect is achieved.
Referring to fig. 1 and 3, in a second embodiment of the present invention, a limiting post 61 is disposed on the top of the first return spring 6, and a first arc-shaped placing groove for matching with the steel ball 7 is disposed on the top of the limiting post 61. The first installation pipe 1 is connected with an external air inlet source or water inlet source through a first plug-in connector 11, the second installation pipe 2 is connected with a device needing air inlet or liquid inlet through a second plug-in connector 21, when air inlet or liquid inlet is started, the steel ball 7 is pushed downwards through pressure, the steel ball 7 presses the limiting column 61 to drive the first return spring 6 to move downwards, (it needs to be explained that a first arc-shaped placing groove in the limiting column 61 plays a role in limiting the steel ball 7, when sudden pressure change is too large, the reset force of the first return spring 6 is too large, the steel ball 7 can be clamped at the left side or the right side of the first return spring 6 possibly, a pipeline is opened, when air inlet or liquid inlet is not needed, the pressure source is closed, the first return spring 6 drives the steel ball to reset, the pipeline is closed, and when backflow is caused by large pressure in the device needing air inlet or liquid inlet, the first return spring 6 is in a reset state at the moment, the steel ball 7 can be attached to the O-shaped sealing ring 5 to play a role in stopping backflow.
Please continue to refer to fig. 1 and 4, in a third embodiment of the present invention, a tapered limiting block 63 is disposed in the first return spring 6, a radius of a top of the tapered limiting block 63 is greater than a radius of a circle formed by a top of the first return spring 6, and a second arc-shaped placing groove for limiting the steel ball 7 is disposed at the top of the tapered limiting block 63. The first installation pipe 1 is connected with an external air inlet source or water inlet source through a first plug-in connector 11, the second installation pipe 2 is connected with a device needing air inlet or liquid inlet through a second plug-in connector 21, when air inlet or liquid inlet is started, the steel ball 7 is pushed downwards through pressure, the steel ball 7 presses the conical limiting block 63 to drive the first reset spring 6 to move downwards (it needs to be explained that a second arc-shaped placing groove in the conical limiting block 63 plays a role in limiting the steel ball 7, when sudden pressure change is too large, the reset force of the first reset spring 6 is too large, the steel ball 7 can be clamped at the left side or the right side of the first reset spring 6 possibly), a pipeline is opened, when air inlet or liquid inlet is not needed, the pressure source is closed, the first reset spring 6 drives the steel ball to reset, the pipeline is closed, and when backflow is caused by large pressure in the device needing air inlet or liquid inlet, the first reset spring 6 is in a reset state at the moment, the steel ball 7 can be tightly attached to the O-shaped sealing ring 5 to play a role in preventing backflow.
With reference to fig. 1, a fixing ring 41 for positioning the first connecting pipe 3 is disposed at the bottom of the second connecting pipe 4, so as to facilitate connection between the first connecting pipe 3 and the second connecting pipe 4, and the fixing ring 41 is clamped and pulled out to detach the first connecting pipe 3 and the second connecting pipe 4 when detachment is required; the outer wall of the second connecting pipe 4 is provided with a rubber ring 42 clamped in the first connecting pipe 3, the inner wall of the first connecting pipe 3 is provided with a limit groove matched with the rubber ring 42, and the rubber ring 42 is clamped in the limit groove to realize fixation.
Referring to fig. 2 to 4, the pipe inside the second connecting pipe 4 is tapered, and the inner diameter of the lower end of the second connecting pipe 4 is smaller than the inner diameter of the upper end of the second connecting pipe 4.
With continued reference to fig. 1, the sealing ring 5 is an O-ring 5.
With reference to fig. 1 to 4, the outer diameter of the O-ring 5 is the same as the inner diameter of the upper end pipe orifice of the second connecting pipe 4.
With reference to fig. 1, the upper half of the first mounting tube 1 is a funnel-shaped first plug connector 11; the lower half part of the second mounting pipe 2 is a funnel-shaped second plug-in connector 21, which is convenient to be connected with an external air source and a device needing air inlet.
The above description is only for the preferred embodiment of the present invention, and should not be interpreted as limiting the scope of the present invention, which is intended to cover all the equivalent changes and modifications made in accordance with the claims of the present invention.
Claims (10)
1. The utility model provides a spring steel ball valve structure which characterized in that: the mounting structure comprises a first mounting pipe, a second mounting pipe, a first connecting pipe and a second connecting pipe, wherein the lower end of the first mounting pipe is connected with the upper end of the first connecting pipe, the second connecting pipe is sleeved in the first connecting pipe, and the lower end of the second connecting pipe is connected with the upper end of the second mounting pipe; the inner wall of the upper end of the first connecting pipe is provided with a sealing ring for sealing the joint of the first connecting pipe and the second connecting pipe, the inner wall of the lower end of the second connecting pipe is provided with a first reset spring, and the second connecting pipe is internally provided with a steel ball which is matched with the sealing ring and is used for realizing the opening and closing of the pipe.
2. The spring steel ball valve structure of claim 1, wherein: the outer wall of the lower end of the first mounting pipe is provided with an external thread, and the inner wall of the upper end of the first connecting pipe is provided with an internal thread matched with the outer wall of the lower end of the first mounting pipe; and the outer wall of the upper end of the second mounting pipe is provided with an external thread, and the inner wall of the lower end of the second connecting pipe is provided with an internal thread matched with the outer wall of the upper end of the second mounting pipe.
3. The spring steel ball valve structure of claim 1, which is characterized in that: the upper side and the lower side of the steel ball are respectively provided with the sealing ring and the first return spring.
4. The spring steel ball valve structure of claim 1, which is characterized in that: the top of the first reset spring is provided with a limiting column, and the top of the limiting column is provided with a first arc-shaped placing groove used for being matched with the steel ball.
5. The spring steel ball valve structure of claim 1, wherein: a conical limiting block is arranged in the first reset spring, the radius of the top of the conical limiting block is larger than that of a circle formed by the top of the first reset spring, and a second arc-shaped placing groove used for limiting the steel ball is formed in the top of the conical limiting block.
6. The spring steel ball valve structure of claim 1, wherein: a fixed circular ring for positioning with the first connecting pipe is arranged at the bottom of the second connecting pipe; the outer wall of the second connecting pipe is provided with a rubber ring clamped in the first connecting pipe, and the inner wall of the first connecting pipe is provided with a limiting groove matched with the rubber ring.
7. The spring steel ball valve structure of claim 1, wherein: the pipeline in the second connecting pipe is conical, and the inner diameter of the lower end of the second connecting pipe is smaller than the inner diameter of the upper end of the second connecting pipe.
8. The spring steel ball valve structure of claim 1, which is characterized in that: the sealing ring is an O-shaped sealing ring.
9. The spring steel ball valve structure of claim 8, wherein: the outer diameter of the O-shaped sealing ring is the same as the inner diameter of the pipe orifice at the upper end of the second connecting pipe.
10. The spring steel ball valve structure of claim 1, which is characterized in that: the upper half part of the first mounting pipe is a funnel-shaped first plug connector; the lower half part of the second mounting pipe is a funnel-shaped second plug connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843368.6U CN217898916U (en) | 2021-08-09 | 2021-08-09 | Spring steel ball valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843368.6U CN217898916U (en) | 2021-08-09 | 2021-08-09 | Spring steel ball valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217898916U true CN217898916U (en) | 2022-11-25 |
Family
ID=84106508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121843368.6U Active CN217898916U (en) | 2021-08-09 | 2021-08-09 | Spring steel ball valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217898916U (en) |
-
2021
- 2021-08-09 CN CN202121843368.6U patent/CN217898916U/en active Active
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