CN216483721U - Air tightness valve detection clamp - Google Patents
Air tightness valve detection clamp Download PDFInfo
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- CN216483721U CN216483721U CN202122181040.9U CN202122181040U CN216483721U CN 216483721 U CN216483721 U CN 216483721U CN 202122181040 U CN202122181040 U CN 202122181040U CN 216483721 U CN216483721 U CN 216483721U
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- valve
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Abstract
The application relates to the technical field of valve clamp, especially relates to an airtightness valve detection clamp, and the technical scheme is that: the valve clamping device comprises a chuck plate assembly, a valve clamping assembly and a valve clamping assembly, wherein the chuck plate assembly comprises a connecting chuck plate and a fixed chuck plate which are used for clamping a valve, and the chuck plate assembly further comprises a sealing flat plate which is in sealing butt joint with the fixed chuck plate; a detection hole is formed in the central shaft of the chuck plate assembly, a ventilation assembly is arranged in the detection hole, and the ventilation assembly comprises a ventilation pipe penetrating through the detection hole; an airtight through hole for connecting a valve is formed in the central shaft of the fixed chuck, and a sealing ring is arranged on the inner side wall of the airtight through hole; this application has the type of improving anchor clamps and valve connection compactness to and improve the technical effect of valve gas tightness detection effect.
Description
Technical Field
The utility model relates to the technical field of valve clamps, in particular to an airtight valve detection clamp.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow).
The air tightness detection of the valve is an important test for detecting the quality of the valve, and the working principle of the air tightness tester is that gas with certain pressure is filled into a sealed valve workpiece, the pressure is maintained for a period of time, whether the pressure is reduced or not is detected, and whether the product leaks or not is judged by observing and calculating the pressure change.
The valve detects anchor clamps and is applicable to the important instrument of detection valve gas tightness, and wherein the fastness of anchor clamps and valve connection directly concerns the detection effect of valve with the fastening nature, consequently urgently needs an air tightness valve to detect anchor clamps.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an air tightness valve detection clamp.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
an airtight valve detection clamp comprises a chuck plate assembly, wherein the chuck plate assembly comprises a connecting chuck plate and a fixed chuck plate which are used for clamping a valve, and the chuck plate assembly further comprises a sealing flat plate which is in sealing butt joint with the fixed chuck plate;
a detection hole is formed in the central shaft of the chuck plate assembly, a ventilation assembly is arranged in the detection hole, and the ventilation assembly comprises a ventilation pipe penetrating through the detection hole;
an airtight through hole used for being connected with a valve is formed in the central shaft of the fixed chuck, and a sealing ring is arranged on the inner side wall of the airtight through hole.
Preferably, the ventilation assembly further comprises a fixing ring arranged on the side wall of the connecting chuck and used for fixing the ventilation pipe, a plurality of fixing holes which are uniformly distributed are formed in the fixing ring, and fixing nuts are connected in the plurality of fixing holes through threads.
Preferably, one side of the vent pipe, which is far away from the fixed ring, is provided with a connecting outer ring, and the outer side wall of the connecting outer ring is provided with a connecting ring groove.
Preferably, the outer side wall of the connecting chuck is provided with a plurality of clamping holes for connecting the valve, and one side of the connecting chuck, which is connected with the valve, is provided with a fastening pad.
Preferably, the side wall of the fixed chuck, which is abutted to the valve, is provided with a plurality of annular fastening pads, and the circle centers of the plurality of annular fastening pads are arranged.
Preferably, be equipped with the airtight annular that supplies the sealing ring joint on the inner wall of airtight through-hole, be provided with interior stripe on the airtight annular inner wall.
Preferably, the outer side wall of the sealing ring is provided with a stripe groove for clamping the inner stripe.
Preferably, the fixing chuck is provided with a plurality of fixing threaded holes for connecting the valve, and a connecting nut is arranged in the plurality of fixing threaded holes.
Preferably, the sealing plate is made of a transparent material.
The utility model has the beneficial effects that:
1. the connecting chuck and the fixed chuck are connected to two sides of the valve, the fixed chuck is sealed by the sealing flat plate, the sealing ring is arranged on the inner side wall of the airtight through hole, and the firmness of the connection of the fixed chuck and the sealing flat plate is further improved by the sealing ring, so that air leakage is reduced in a vacuum state, and the detection accuracy is improved;
2. the ventilation assembly is arranged, so that the tight effect of the connection between the ventilation pipe and the leakage detector is improved, the leakage detector cannot leak air in the ventilation process, and the accuracy of the air tightness detection of the valve is further improved;
3. the side wall of the fixed chuck is provided with an annular fastening pad for improving the connection tightness of the fixed chuck and the sealing flat plate, and the sealing flat plate which is arranged in a transparent mode is convenient for observing the vacuum condition in the valve.
Drawings
FIG. 1 is a side view of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of the overall structure of the connecting chuck according to the embodiment of the present application;
fig. 3 is a cross-sectional view of a fastening chuck according to an embodiment of the present application.
Wherein, 1, a chuck component; 2. connecting the chuck; 21. a detection hole; 22. a breather pipe; 23. Fixing the circular ring; 24. a fixing hole; 25. connecting an outer ring; 26. a connecting ring groove; 27. a clamping hole; 28. a fastening pad; 3. fixing a chuck; 31. an airtight through hole; 32. a seal ring; 33. an annular fastening pad; 34. an airtight ring groove; 35. inner stripes; 36. a stripe groove; 37. a threaded hole; 4. and sealing the flat plate.
Detailed Description
In order to enhance the understanding of the present invention, the present invention will be described in further detail with reference to the following examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.
Example (b):
referring to fig. 1, for the airtightness valve detection clamp disclosed in the present application, the airtightness valve detection clamp includes a chuck assembly 1, the chuck assembly 1 is used for connecting a valve to be detected for airtightness, the chuck assembly 1 includes a connecting chuck 2 and a fixing chuck 3, and the connecting chuck 2 and the fixing chuck 3 are located at two sides of the valve and connected with the valve. The connecting chuck 2 is positioned on one side of the valve, the fixed chuck 3 is positioned on the other side, a ventilation assembly is arranged at the central shaft of the connecting chuck 2 and is used for introducing gas into the valve and detecting the air tightness of the valve. Simultaneously (holding) chuck subassembly 1 still includes the sealed dull and stereotyped 4 of butt with fixed (holding) chuck 3 seals, utilizes sealed dull and stereotyped 4 to carry out sealed processing to fixed (holding) chuck 3, reduces to ventilate the in-process and appears leaking gas phenomenon.
Referring to fig. 1 and 2, the central axis of the chuck assembly 1 is provided with a detection hole 21, the ventilation assembly comprises a ventilation pipe 22 arranged in the detection hole 21 and a fixed ring 23 used for fixing the ventilation pipe 22, the central axis of the fixed ring 23 is communicated with the detection hole 21, the fixed ring 23 is formed by integrally forming the ventilation pipe 22, a plurality of uniformly distributed fixing holes 24 are arranged on the fixed ring 23, and the fixing holes 24 are internally connected with fixing nuts.
One side of keeping away from fixed ring 23 on breather pipe 22 is provided with connects the outer loop 25, connects the integrative setting of outer loop 25 on breather pipe 22, and connects outer loop 25 and be used for external leak hunting instrument, is provided with on the lateral wall of connecting outer loop 25 and connects annular 26, utilizes and connects annular 26 to improve the leakproofness that breather pipe 22 and side leakage instrument are connected. After the vent pipe 22 is connected with the leak detector, the valve is vacuumized by the external leak detector.
The outer side wall of the connecting chuck 2 is provided with a plurality of clamping holes 27 for connecting the valves, and the valves are connected by the clamping holes 27, so that the connection firmness is sequentially improved. The fastening pad 28 is arranged on one side of the connecting chuck 2 connected with the valve, the firmness of the connection of the connecting chuck 2 and the valve is further improved by the aid of the fastening pad 28, and the phenomenon of air leakage of the connecting chuck 2 in a vacuumizing state is reduced.
Referring to fig. 1 and 3, an airtight through hole 31 for connecting a valve is provided at a central axis of the fixing chuck 3, and an airtight ring groove 34 is provided on an inner wall of the airtight through hole 31, a sealing ring 32 is installed in the airtight ring groove 34, and the sealing ring 32 is used to improve the connection precision of the fixing chuck 3 and the sealing plate 4. An inner stripe 35 is provided on the inner wall of the airtight ring groove 34, a stripe groove 36 corresponding to the inner stripe 35 is provided on the seal ring 32, and when the seal ring 32 is mounted, the stripe groove 36 on the seal ring 32 is mounted corresponding to the inner stripe 35.
Be equipped with a plurality of annular fastening pads 33 on the lateral wall with the valve butt on the fixed chuck 3, a plurality of annular fastening pads 33 centre of a circle sets up, utilizes the setting of a plurality of annular fastening pads 33, improves the leakproofness of sealed flat board 4 and fixed chuck 3 butt under the evacuation state. Meanwhile, the sealing flat plate 4 is made of transparent materials, and the state of the airtight through hole 31 in the vacuumizing process is observed by using the transparent materials. The fixing chuck 3 is provided with a plurality of fixing threaded holes 37 for connecting the valve, and connecting nuts are arranged in the plurality of fixing threaded holes 37.
The above embodiments should not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent transformations fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides an air tightness valve detects anchor clamps which characterized in that: the valve clamping device comprises a chuck assembly (1), wherein the chuck assembly (1) comprises a connecting chuck (2) and a fixing chuck (3) which are used for clamping a valve, and the chuck assembly (1) further comprises a sealing flat plate (4) which is in sealing butt joint with the fixing chuck (3);
a detection hole (21) is formed in the central shaft of the chuck plate assembly (1), a ventilation assembly is arranged in the detection hole (21), and the ventilation assembly comprises a ventilation pipe (22) penetrating through the detection hole (21);
an airtight through hole (31) used for being connected with a valve is formed in the central shaft of the fixed chuck (3), and a sealing ring (32) is arranged on the inner side wall of the airtight through hole (31).
2. The airtight valve inspection jig as claimed in claim 1, wherein: the ventilation assembly further comprises a fixing ring (23) which is arranged on the side wall of the connecting chuck (2) and used for fixing the ventilation pipe (22), a plurality of fixing holes (24) which are uniformly distributed are formed in the fixing ring (23), and fixing nuts are connected in the plurality of fixing holes (24) in an internal thread mode.
3. The airtight valve inspection jig as claimed in claim 2, wherein: one side of the breather pipe (22) far away from the fixed ring (23) is provided with a connecting outer ring (25), and the outer side wall of the connecting outer ring (25) is provided with a connecting ring groove (26).
4. The airtight valve inspection jig as claimed in claim 1, wherein: the outer side wall of the connecting chuck (2) is provided with a plurality of clamping holes (27) for connecting the valve, and one side of the connecting chuck (2) connected with the valve is also provided with a fastening pad (28).
5. The airtight valve inspection jig according to claim 4, wherein: the side wall of the fixed chuck (3) abutted to the valve is provided with a plurality of annular fastening pads (33), and the circle centers of the annular fastening pads (33) are arranged.
6. The airtight valve inspection jig as claimed in claim 1, wherein: be equipped with on the inner wall of airtight through-hole (31) and supply airtight annular (34) of sealing ring (32) joint, be provided with interior stripe (35) on airtight annular (34) inner wall.
7. The airtight valve inspection jig according to claim 6, wherein: and the outer side wall of the sealing ring (32) is provided with a stripe groove (36) for clamping the inner stripe (35).
8. The airtight valve inspection jig as claimed in claim 7, wherein: the fixed chuck (3) is provided with a plurality of fixed threaded holes (37) used for connecting valves, and a plurality of connecting nuts are arranged in the fixed threaded holes (37).
9. The airtight valve inspection jig as claimed in claim 1, wherein: the sealing flat plate (4) is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122181040.9U CN216483721U (en) | 2021-09-09 | 2021-09-09 | Air tightness valve detection clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122181040.9U CN216483721U (en) | 2021-09-09 | 2021-09-09 | Air tightness valve detection clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216483721U true CN216483721U (en) | 2022-05-10 |
Family
ID=81435634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122181040.9U Active CN216483721U (en) | 2021-09-09 | 2021-09-09 | Air tightness valve detection clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216483721U (en) |
-
2021
- 2021-09-09 CN CN202122181040.9U patent/CN216483721U/en active Active
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