CN219348070U - Gas tightness detection device of gas self-closing valve - Google Patents
Gas tightness detection device of gas self-closing valve Download PDFInfo
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- CN219348070U CN219348070U CN202320291435.0U CN202320291435U CN219348070U CN 219348070 U CN219348070 U CN 219348070U CN 202320291435 U CN202320291435 U CN 202320291435U CN 219348070 U CN219348070 U CN 219348070U
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Abstract
The utility model relates to the technical field of gas valve detection, and discloses a gas tightness detection device of a gas self-closing valve, which comprises a workbench, wherein two fixing seats which are symmetrically distributed left and right are fixedly arranged at the top of the workbench, clamping assemblies are arranged on the right side of the fixing seats, blocking blocks with round platforms on the left sides are fixedly arranged on the left sides of the fixing seats on the right side, a placing groove is formed in the left side of each blocking block, air pipes communicated with the right wall on the inner side of the placing groove are arranged on the rear side of each blocking block, four annular equidistant positioning assemblies are arranged in the placing groove, and movable grooves are formed in the top of the workbench. The gas tightness detection device of the gas self-closing valve has the advantages that the height of the supporting frame is adjusted, the self-closing valves with different specifications can be positioned and clamped, and the orifice of the self-closing valve can be positioned rapidly so that the orifice and the blocking block are kept concentric.
Description
Technical Field
The utility model relates to the technical field of gas valve detection, in particular to a gas tightness detection device of a gas self-closing valve.
Background
The pipeline gas self-closing valve, abbreviated as the self-closing valve, is arranged on a pipeline of a low-pressure gas system and plays a role in protecting the pipeline, when the gas supply pressure of the pipeline is under pressure or over pressure, the valve can be automatically closed without electricity or other external power, the self-closing valve is usually required to detect the gas tightness in the production process, the quality specification of a finished pipe is ensured to be in accordance with the use standard, and otherwise, the gas leakage can seriously influence the production and the life of people.
The existing detection device for the gas self-closing valve detects the air tightness of the self-closing valve by clamping the pipe orifices at the two ends of the self-closing valve and carrying out air charging pressurization or air suction on one end of the self-closing valve to form negative pressure, but the self-closing valve supporting base of most detection devices is fixed and cannot clamp and detect the self-closing valves with different specifications, and if not, the side can cause the clamping misalignment to influence the detection result, so the air tightness detection device for the gas self-closing valve is provided to solve the problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an air tightness detection device of a gas self-closing valve, which has the advantages that the height of a supporting frame is adjusted, the self-closing valves with different specifications can be positioned and clamped, the pipe orifice of the self-closing valve can be positioned rapidly to keep concentricity with a blocking block and the like, and the problems that the self-closing valve supporting base of the existing detection device is fixed, the self-closing valves with different specifications cannot be clamped and detected, and the clamping is inaccurate due to the fact that the side is not clamped and the detection result is influenced are solved.
(II) technical scheme
The technical scheme for solving the technical problems is as follows: the utility model provides a gas tightness detection device of gas self-closing valve, includes the workstation, the top fixed mounting of workstation has two and is bilateral symmetry's fixing base, left side the right side of fixing base is provided with the centre gripping subassembly, right side the left side fixed mounting of fixing base has the left side to be the shutoff piece of round platform form, the standing groove has been seted up in the left side of shutoff piece, the rear side of shutoff piece is provided with the trachea with standing groove inboard right wall intercommunication, the inside of standing groove is provided with four and is annular equidistant locating component, the movable groove has been seted up at the top of workstation, the inboard rotation of movable groove is installed the threaded rod that extends to the workstation top, the one end bottom fixedly connected with worm wheel that the threaded rod is located the movable groove inboard, the movable groove inboard rotation is installed and is meshed with the worm that extends to the workstation front side, the one end outside thread that keeps away from the workstation installs the support frame that is the U type, the top slidable mounting of support frame has the gag lever post fixedly connected with the top of workstation;
the single locating component comprises a spring fixedly arranged on the inner side wall of the placing groove, the other end of the spring is fixedly connected with an arc locating plate which extends to the left side of the blocking block, and the left end of the inner side of the arc locating plate is inclined.
The beneficial effects of the utility model are as follows:
this gas self-closing valve's gas tightness detection device drives the threaded rod through rotating the worm and rotates, drives the support frame and reciprocates, and set up locating component in the jam piece again, has possessed the height of adjusting the support frame, can fix a position the centre gripping to the self-closing valve of different specifications, and can fix a position the self-closing valve mouth of pipe fast and make its advantage that keeps concentric with the jam piece.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the clamping assembly comprises a pneumatic telescopic rod fixedly installed on the left side of the fixing seat, the output end of the pneumatic telescopic rod extends to the right side of the fixing seat, and the right side of the output end of the pneumatic telescopic rod is fixedly connected with a clamping block.
The automatic closing valve has the beneficial effects that the output end stretches out and acts on the clamping block to move rightwards to clamp the end part of the pipe orifice of the automatic closing valve through the pneumatic telescopic rod.
Further, rubber sealing gaskets are arranged on the left side of the clamping block and the right wall of the inner side of the placing groove, and the two rubber sealing gaskets are respectively matched with the sizes of the clamping block and the placing groove.
The self-closing valve has the beneficial effect that the rubber sealing gasket can increase the tightness of the pipe orifices at the two ends of the self-closing valve when clamping the self-closing valve.
Further, the number of the limiting rods is four, and the four limiting rods are distributed at the top of the supporting frame in a rectangular shape.
The supporting frame has the beneficial effects that the supporting frame is limited, and sliding is prevented.
Further, limiting blocks are arranged at the top of the four limiting rods and the top of the threaded rod, and two ends of the top of the supporting frame are concave.
The beneficial effect of adopting above-mentioned further scheme is, go up spacing to the support frame, and the indent at support frame top is convenient for the placement of the both ends mouth of pipe of self-closing valve.
Further, the number of the springs is a plurality of, and the springs are uniformly distributed on the outer side of the arc-shaped positioning plate.
The adoption of the further scheme has the beneficial effects that the elasticity of the arc-shaped positioning plate is increased, so that the pipe orifice of the self-closing valve can be positioned quickly after the arc-shaped positioning plate resets.
Further, the outer sides of the four arc-shaped positioning plates are matched with the inner side of the placing groove, and the inner side of the four arc-shaped positioning plates is larger than the air pipe.
The adoption of the further scheme has the beneficial effects that the arc-shaped positioning plate is prevented from blocking the air pipe, so that the air pipe can inflate the self-closing valve.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A;
FIG. 3 is an enlarged view of the utility model at B;
fig. 4 is a left side cross-sectional view of the structure of the present utility model.
In the figure: 1. a work table; 2. a fixing seat; 3. a clamping assembly; 31. a pneumatic telescopic rod; 32. a clamping block; 4. a blocking block; 5. a placement groove; 6. an air pipe; 7. a positioning assembly; 71. a spring; 72. a positioning plate; 8. a movable groove; 9. a threaded rod; 10. a worm wheel; 11. a worm; 12. a support frame; 13. and a limit rod.
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.
In the embodiment, as shown in fig. 1-4, the gas tightness detection device of the gas self-closing valve comprises a workbench 1, wherein two fixing seats 2 which are symmetrically distributed left and right are fixedly arranged at the top of the workbench 1, a clamping component 3 is arranged at the right side of the left fixing seat 2, a blocking block 4 which is in a circular truncated cone shape at the left side is fixedly arranged at the left side of the right fixing seat 2, a placing groove 5 is arranged at the left side of the blocking block 4, an air pipe 6 which is communicated with the right wall at the inner side of the placing groove 5 is arranged at the rear side of the blocking block 4, four positioning components 7 which are in annular equidistant are arranged in the placing groove 5, a movable groove 8 is formed at the top of the workbench 1, a threaded rod 9 which extends to the top of the workbench 1 is rotatably arranged at the inner side of the movable groove 8, a worm wheel 10 is fixedly connected to the bottom of one end of the threaded rod 9 which is positioned at the inner side of the movable groove 8, a supporting frame 12 which is in a U-shaped is rotatably arranged at the inner side of the movable groove 8 and is meshed with the worm wheel 10 and extends to the front side of the workbench 1, a supporting frame 12 is threadedly arranged at the outer side of one end of the blocking block 9 which is far away from the workbench 1, and a fixed limiting rod 13 which is fixedly connected with the top of the workbench 1;
the single locating component 7 comprises a spring 71 fixedly arranged on the inner side wall of the placing groove 5, the other end of the spring 71 is fixedly connected with an arc locating plate 72 extending to the left side of the blocking block 4, and the left end of the inner side of the arc locating plate 72 is inclined.
Specifically, the blocking block 4 and the clamping block 32 are on the same axis, and are communicated to the placement groove 5 through the air pipe 6, and when the blocking block 4 and the clamping block 32 clamp the self-closing valve, air is conveyed into the air pipe 6 to detect the air tightness.
The clamping assembly 3 comprises a pneumatic telescopic rod 31 fixedly installed on the left side of the left fixing seat 2 and the output end of the pneumatic telescopic rod extends to the right side of the left fixing seat 2, and a clamping block 32 is fixedly connected to the right side of the output end of the pneumatic telescopic rod 31.
The output end of the self-closing valve is extended to push the clamping block 32 to move rightwards to clamp the end part of the pipe orifice of the self-closing valve through the pneumatic telescopic rod 31.
Wherein, the left side of grip block 32 and the inboard right wall of standing groove 5 all are provided with rubber seal and fill up, and two rubber seal fill up respectively with grip block 32 and the size looks adaptation of standing groove 5.
The rubber gasket can increase the tightness of the pipe orifices at the two ends of the self-closing valve when clamping the self-closing valve.
The number of the limit rods 13 is four, and the four limit rods 13 are rectangular and distributed at the top of the support frame 12.
The support frame 12 is restrained from sliding.
The tops of the four limiting rods 13 and the top of the threaded rod 9 are respectively provided with a limiting block, and two ends of the top of the supporting frame 12 are concave.
Go on spacing to support frame 12, and the indent at support frame 12 top is convenient for the placement of the both ends mouth of pipe of self-closing valve.
The number of the springs 71 is a plurality, and the plurality of springs 71 are uniformly distributed on the outer side of the arc-shaped positioning plate 72.
The elasticity of the arc-shaped positioning plate 72 is increased, so that the pipe orifice of the self-closing valve can be positioned quickly after the arc-shaped positioning plate 72 is reset.
The outer sides of the four arc-shaped positioning plates 72 are matched with the inner side of the placing groove 5 in size, and the inner side of the four arc-shaped positioning plates 72 is larger than the air pipe 6 in size.
The arc-shaped positioning plate 72 is prevented from blocking the air pipe 6, so that the air pipe 6 can charge the self-closing valve.
Working principle:
first,: the self-closing valve is placed at the top of the supporting frame 12, after the top of the supporting frame 12 supports the self-closing valve, the pneumatic telescopic rod 31 in the clamping assembly 3 is started, so that the pneumatic telescopic rod 31 acts to push the clamping block 32 to move rightwards, and the clamping block 32 contacts with a pipe orifice at one end of the self-closing valve to push the clamping block 32 rightwards;
secondly: because of the positioning component 7 at the inner side of the placing groove 5, the left inclined arc-shaped positioning plate 72 can guide the self-closing valve, so that even if the left inclined arc-shaped positioning plate deviates from the blocking block 4 somewhat, the left inclined arc-shaped positioning plate can guide the left inclined arc-shaped positioning plate into the placing groove 5, the arc-shaped positioning plate 72 keeps the levelness of the self-closing valve under the action of the spring 71, the pipe orifice of the arc-shaped positioning plate is flat and contacts and seals with the right wall at the inner side of the placing groove 5, the pipe orifice of the self-closing valve is aligned, and the other end of the self-closing valve seals the pipe orifice of the self-closing valve under the action of the clamping block 32;
finally: after the self-closing valve is clamped stably, the air tightness of the self-closing valve is detected by inflating the self-closing valve through an air pipe 6; when the height of the support frame 12 needs to be adjusted, the worm 11 is rotated to drive the worm wheel 10 to rotate, the worm wheel 10 is rotated to enable the threaded rod 9 to rotate, the support frame 12 slides up and down on the outer side of the threaded rod 9 under the threaded connection effect, the function of adjusting the height of the support frame 12 is achieved, the self-closing valve is suitable for self-closing valves of different sizes, and the orifice of the self-closing valve is aligned to the clamping block 32 and the blocking block 4.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. The utility model provides a gas tightness detection device of gas self-closing valve, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1) and threaded rod (9) of screw thread (1), the top fixed mounting of workstation (1) has fixing base (2) that quantity is two and be bilateral symmetry distribution, the left side the right side of fixing base (2) is provided with clamping assembly (3), the right side the left side fixed mounting of fixing base (2) is blockked up piece (4) that the left side is round platform form, standing groove (5) have been seted up in the left side of blockking up piece (4), the rear side of blockking up piece (4) be provided with standing groove (5) inboard right wall intercommunication trachea (6), the inside of standing groove (5) is provided with four and be annular equidistant locating component (7), movable groove (8) have been seted up at the top of workstation (1), the inboard rotation of movable groove (8) is installed and is extended to workstation (1) top, threaded rod (9) are located the inboard one end bottom fixedly connected with worm wheel (10) of movable groove (8), threaded rod (9) are installed in the inboard rotation with worm wheel (10) and are extended to worm wheel (11) in front of workstation (1), threaded rod (12) are kept away from outside threaded rod (1), a limiting rod (13) fixedly connected with the top of the workbench (1) is slidably arranged at the top of the supporting frame (12);
the single locating component (7) comprises a spring (71) fixedly arranged on the inner side wall of the placing groove (5), the other end of the spring (71) is fixedly connected with an arc locating plate (72) extending to the left side of the blocking block (4), and the left end of the inner side of the arc locating plate (72) is inclined.
2. The gas tightness detection device of a gas self-closing valve according to claim 1, wherein: the clamping assembly (3) comprises a pneumatic telescopic rod (31) fixedly installed on the left side of the fixing seat (2) and the output end of the pneumatic telescopic rod extends to the right side of the fixing seat, and a clamping block (32) is fixedly connected to the right side of the output end of the pneumatic telescopic rod (31).
3. The gas tightness detection device of a gas self-closing valve according to claim 2, wherein: the left side of grip block (32) with standing groove (5) inboard right wall all is provided with rubber seal pad, and two rubber seal pads respectively with grip block (32) and standing groove (5) size looks adaptation.
4. The gas tightness detection device of a gas self-closing valve according to claim 1, wherein: the number of the limiting rods (13) is four, and the four limiting rods (13) are distributed on the top of the supporting frame (12) in a rectangular shape.
5. The gas tightness detection device of a gas self-closing valve according to claim 1, wherein: limiting blocks are arranged at the tops of the four limiting rods (13) and the top of the threaded rod (9), and two ends of the top of the supporting frame (12) are concave.
6. The gas tightness detection device of a gas self-closing valve according to claim 1, wherein: the number of the springs (71) is a plurality of the springs, and the springs (71) are uniformly distributed on the outer side of the arc-shaped positioning plate (72).
7. The gas tightness detection device of a gas self-closing valve according to claim 1, wherein: the outer sides of the four arc-shaped positioning plates (72) are matched with the inner side of the placing groove (5), and the inner side of the four arc-shaped positioning plates (72) is larger than the air pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291435.0U CN219348070U (en) | 2023-02-23 | 2023-02-23 | Gas tightness detection device of gas self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291435.0U CN219348070U (en) | 2023-02-23 | 2023-02-23 | Gas tightness detection device of gas self-closing valve |
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| CN219348070U true CN219348070U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320291435.0U Active CN219348070U (en) | 2023-02-23 | 2023-02-23 | Gas tightness detection device of gas self-closing valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047690A (en) * | 2023-10-11 | 2023-11-14 | 康诚(江苏)机械制造有限公司 | Vehicle coupling installation positioning leveling device |
| CN117381561A (en) * | 2023-11-01 | 2024-01-12 | 无锡邦得机械有限公司 | Machining device and method for deep hole coaxiality of thin-wall special-shaped aluminum alloy shell |
-
2023
- 2023-02-23 CN CN202320291435.0U patent/CN219348070U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047690A (en) * | 2023-10-11 | 2023-11-14 | 康诚(江苏)机械制造有限公司 | Vehicle coupling installation positioning leveling device |
| CN117047690B (en) * | 2023-10-11 | 2023-12-19 | 康诚(江苏)机械制造有限公司 | Vehicle coupling installation positioning leveling device |
| CN117381561A (en) * | 2023-11-01 | 2024-01-12 | 无锡邦得机械有限公司 | Machining device and method for deep hole coaxiality of thin-wall special-shaped aluminum alloy shell |
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