CN220104433U - Valve airtight detection mechanism - Google Patents
Valve airtight detection mechanism Download PDFInfo
- Publication number
- CN220104433U CN220104433U CN202321730053.XU CN202321730053U CN220104433U CN 220104433 U CN220104433 U CN 220104433U CN 202321730053 U CN202321730053 U CN 202321730053U CN 220104433 U CN220104433 U CN 220104433U
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- China
- Prior art keywords
- valve
- air
- positioning opening
- valve body
- air pressure
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 abstract description 14
- 238000007906 compression Methods 0.000 abstract description 14
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
- Examining Or Testing Airtightness (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a valve airtight detection mechanism, wherein an output end of the bottom of an air cylinder penetrates through a top plate to be connected with a compression head, the bottom of the valve is inserted into a positioning opening on a base under the pressure action of the compression head on the valve, and a sealing ring is embedded into the side wall of the positioning opening; the air inlet pipe is used for feeding air to the valve body, after the manual valve is opened, the air outlet pipe introduces the air fed into the valve body through the compression head, and the air fed into the valve body enters the barometer through the air return pipe. When the bottom of the valve is inserted into the positioning opening, the sealing ring is positioned at the outer side of the bottom of the valve, so that the sealing between the bottom of the valve and the positioning opening is realized, and the air inlet in the valve is prevented from being diffused out through a gap between the bottom of the valve and the positioning opening; the air inlet in the valve enters the air pressure meter through the air return pipe, the air pressure meter displays the air pressure of the air flowing through the valve, and when the air pressure value of the air pressure meter is observed to be kept at a fixed value, the air tightness of the valve is proved to meet the requirement, so that the air tightness detection is simple and quick.
Description
Technical Field
The utility model relates to the technical field of valve airtight detection, in particular to a valve airtight detection mechanism.
Background
The valve air tightness detection is a necessary detection step before the production of the valve, and is used for detecting the air tightness of the valve, preventing the valve from producing air leakage and water leakage, and reducing the valve reject ratio.
The air tightness detection of the valve is usually carried out by adopting an air pump to inflate the valve, then whether the valve leaks air or not is observed, in the detection process, the two ends of the valve are respectively connected with an air inlet pipeline and an air outlet pipeline, and the air inlet pipeline and the air outlet pipeline are connected with the two ends of the valve through pipeline interfaces, so that the operation is complicated, the tight connection of the air inlet pipeline and the air outlet pipeline with the pipeline interfaces at the two ends of the valve cannot be ensured, the air tightness detection mechanism is inconvenient to use, and therefore, the air tightness detection mechanism for the valve is provided.
Disclosure of Invention
The present utility model is directed to a valve airtight detecting mechanism, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the valve airtight detection mechanism comprises a top plate and a bottom plate fixed below the top plate, wherein the upper end of the bottom plate is provided with a base for placing a valve, the upper end of the top plate is provided with a cylinder, the output end of the bottom of the cylinder penetrates through the top plate and is connected with a compression head, the bottom of the valve is inserted into a positioning opening on the base under the pressure action of the compression head on the valve, and the side wall of the positioning opening is embedded with a sealing ring;
the side of the bottom plate is provided with a valve body, and the valve body is provided with an air outlet pipe, an air inlet pipe, an air return pipe, a manual valve and an air pressure gauge;
the air inlet pipe is used for feeding air to the valve body, after the manual valve is opened, the air outlet pipe introduces the air fed into the valve body through the compression head, and the air fed into the valve body enters the air pressure meter through the air return pipe and is used for displaying the air pressure of the air flowing through the valve.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, under the condition that the piston rod at the output end of the air cylinder extends out, the compression head moves downwards, the bottom of the valve is inserted into the positioning opening on the base under the pressure action of the compression head on the valve, and at the moment, air inlet in the compression head enters into the valve, so that the upper end and the lower end of the valve are tightly connected with the compression head and the positioning opening, and air leakage is avoided;
because the sealing ring is embedded in the side wall of the positioning hole, when the bottom of the valve is inserted into the positioning hole, the sealing ring is positioned at the outer side of the bottom of the valve, so that the sealing between the bottom of the valve and the positioning hole is realized, and the air inlet in the valve is prevented from being diffused out through a gap between the bottom of the valve and the positioning hole;
the air inlet in the valve enters the air pressure meter through the air return pipe, the air pressure meter displays the air pressure of the air flowing through the valve, and when the air pressure value of the air pressure meter is observed to be kept at a fixed value, the air tightness of the valve is proved to meet the requirement, so that the air tightness detection is simple and quick.
Drawings
FIG. 1 is a schematic perspective view of the whole structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.
In the figure: 1. a top plate; 2. a cylinder; 3. a column; 4. a bottom plate; 5. an air outlet pipe; 6. a bracket; 7. an air inlet pipe; 8. an air return pipe; 9. a compacting head; 10. positioning and perforating; 11. air holes; 12. a seal ring; 13. a base; 14. a manual valve; 15. a valve body; 16. barometer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a airtight detection mechanism of valve, includes roof 1 and fixes the bottom plate 4 in roof 1 below, four corners in upper end of bottom plate 4 all are connected in roof 1 through stand 3 for the fixed firm stability of roof 1 and bottom plate 4 like this, the bottom plate 4 bottom is equipped with support 6, and support 6 places on level ground for this airtight detection mechanism of valve steadily places.
The upper end of the bottom plate 4 is provided with a base 13 for placing a valve, the upper end of the top plate 1 is provided with a cylinder 2, the output end of the bottom of the cylinder 2 penetrates through the top plate 1 and is connected with a pressing head 9, the bottom of the valve is inserted into a positioning opening 10 on the base 13 under the pressure action of the pressing head 9 on the valve, and the side wall of the positioning opening 10 is embedded with a sealing ring 12;
a valve body 15 is arranged on the side edge of the bottom plate 4, and the valve body 15 is provided with an air outlet pipe 5, an air inlet pipe 7, an air return pipe 8, a manual valve 14 and an air pressure gauge 16;
the air return pipe 8 is communicated with an air hole 11 in the middle of the positioning opening 10. The air inlet pipe 7 is used for feeding air into the valve body 15, after the manual valve 14 is opened, the air outlet pipe 5 introduces the air fed into the valve body 15 into the valve through the pressing head 9, and the air fed into the valve enters the air pressure gauge 16 through the air return pipe 8 to display the air pressure of the air flowing through the valve.
Specifically, when in use, the manual valve 14 is opened, the air outlet pipe 5 introduces air inlet in the valve body 15 to the compression head 9, the valve is placed on the base 13, and the bottom of the valve is positioned in the positioning opening 10;
under the condition that a piston rod at the output end of the air cylinder 2 extends out, the compression head 9 moves downwards, the bottom of the valve is inserted into a positioning hole 10 on the base 13 under the pressure action of the compression head 9 on the valve, and at the moment, air inlet in the compression head 9 enters the valve;
because the side wall of the positioning hole 10 is embedded with the sealing ring 12, when the bottom of the valve is inserted into the positioning hole 10, the sealing ring 12 is positioned at the outer side of the bottom of the valve, so that the sealing between the bottom of the valve and the positioning hole 10 is realized, and the air inlet in the valve is prevented from being diffused out through a gap between the bottom of the valve and the positioning hole 10;
after the air inlet enters the valve, the air inlet in the valve enters the air pressure meter 16 through the air return pipe 8, the air pressure meter 16 displays the air pressure of the air flowing through the valve, and when the air pressure value of the air pressure meter 16 is observed to be kept at a fixed value, the air tightness of the valve is proved to be in accordance with the requirement;
and then the piston rod at the output end of the cylinder 2 is retracted, and the valve is taken out.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a airtight detection mechanism of valve, includes roof (1) and fixes bottom plate (4) in roof (1) below, its characterized in that: the upper end of the bottom plate (4) is provided with a base (13) for placing a valve, the upper end of the top plate (1) is provided with a cylinder (2), the output end of the bottom of the cylinder (2) penetrates through the top plate (1) and is connected with a pressing head (9), the bottom of the valve is inserted into a positioning hole (10) on the base (13) under the pressure action of the pressing head (9) on the valve, and the side wall of the positioning hole (10) is embedded with a sealing ring (12);
a valve body (15) is arranged on the side edge of the bottom plate (4), and an air outlet pipe (5), an air inlet pipe (7), an air return pipe (8), a manual valve (14) and an air pressure gauge (16) are arranged on the valve body (15);
the air inlet pipe (7) is used for feeding air into the valve body (15), after the manual valve (14) is opened, the air outlet pipe (5) is used for introducing the air fed into the valve body (15) into the valve through the pressing head (9), and the air fed into the valve enters the air pressure meter (16) through the air return pipe (8) and is used for displaying the air pressure of the air flowing through the valve.
2. The valve seal detection mechanism of claim 1, wherein: four corners of the upper end of the bottom plate (4) are connected to the top plate (1) through the upright posts (3), and a bracket (6) is arranged at the bottom of the bottom plate (4).
3. The valve seal detection mechanism of claim 1, wherein: the air return pipe (8) is communicated with an air hole (11) in the middle of the positioning opening (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321730053.XU CN220104433U (en) | 2023-07-04 | 2023-07-04 | Valve airtight detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321730053.XU CN220104433U (en) | 2023-07-04 | 2023-07-04 | Valve airtight detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104433U true CN220104433U (en) | 2023-11-28 |
Family
ID=88872211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321730053.XU Active CN220104433U (en) | 2023-07-04 | 2023-07-04 | Valve airtight detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104433U (en) |
-
2023
- 2023-07-04 CN CN202321730053.XU patent/CN220104433U/en active Active
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