CN219996459U - Air tightness testing device - Google Patents
Air tightness testing device Download PDFInfo
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- CN219996459U CN219996459U CN202320848384.7U CN202320848384U CN219996459U CN 219996459 U CN219996459 U CN 219996459U CN 202320848384 U CN202320848384 U CN 202320848384U CN 219996459 U CN219996459 U CN 219996459U
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 230000000903 blocking effect Effects 0.000 claims description 28
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to an air tightness testing device, which comprises a bottom plate, wherein a clamping device, a plugging device and a testing device are arranged on the bottom plate, the plugging device comprises a first plugging head, a first sealing plate, a first air bag, a first air cylinder and a first supporting frame, the first supporting frame is arranged on the bottom plate, the first air cylinder is arranged on the first supporting frame, the telescopic end of the first air cylinder is connected with the first plugging head, the first sealing plate is fixedly sleeved outside the first plugging head, the first air bag is arranged on one side, away from the first air cylinder, of the first sealing plate, a first air inlet pipe is arranged on one side, close to the first air cylinder, of the first sealing plate, and the first air inlet pipe penetrates through the first sealing plate and is communicated with the inside of the first air bag.
Description
Technical Field
The utility model relates to the technical field of air tightness test, in particular to an air tightness test device.
Background
The tank bodies such as the storage tank, the stirring tank and the like need to be tested for sealing performance during production, and whether the tank bodies are qualified or not is judged. The common leakage points in the tank bodies such as the storage tank, the stirring tank and the like are the joint between the two tank bodies and the welding seam between the air inlet pipe, the air outlet pipe and the tank bodies, the common air tightness testing device is used for sealing the opening of the tank bodies, the opening is inflated inwards, the air pressure gauge is connected to the inflating position, when the air pressure reaches a certain value, the air inlet is stopped at the moment, the tank bodies are maintained for a period of time, if the value of the air pressure gauge is reduced after the period of time, the air tightness is proved to be poor, and the tank bodies are unqualified. However, the existing connection parts between the inflation equipment and the plugging equipment and the tank body are poor in sealing, so that air leakage is caused, the tank body is misjudged to be unqualified at the moment, and test errors are easy to occur; in addition, when the plugging equipment is used for plugging the opening of the tank body, the plugging equipment is not easy to align with the opening, so that deviation occurs during plugging, smooth plugging is not possible, or gaps occur after plugging, so that air leakage is caused.
Disclosure of Invention
(one) solving the technical problems
Aiming at the problems in the prior art, the utility model provides an air tightness testing device for solving the technical problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gas tightness testing arrangement, includes the bottom plate, be equipped with clamping device, plugging device and testing arrangement on the bottom plate, plugging device includes first shutoff head, first closing plate, first gasbag, first cylinder and first support frame, first support frame sets up on the bottom plate, first cylinder is installed on first support frame, and the flexible end and the first shutoff head of first cylinder are connected, first closing plate fixed cover is established outside first shutoff head, and first gasbag is installed in one side that first cylinder was kept away from to first closing plate, one side that is close to first cylinder on the first closing plate is equipped with first intake pipe, first intake pipe runs through first closing plate and communicates in with first gasbag, testing arrangement includes second support frame, second shutoff head, first twin-rod cylinder and sealing mechanism, the second support frame sets up on the bottom plate, first twin-rod cylinder is installed on the second support frame, and its flexible end and second shutoff head are connected, run through in the second shutoff is equipped with the second intake pipe.
Preferably, the clamping device comprises a supporting plate, a supporting table, a second double-rod air cylinder and a clamping block, wherein the supporting plate and the supporting table are arranged on the bottom plate, the second double-rod air cylinder is arranged on the supporting table, the telescopic end of the second double-rod air cylinder is connected with the clamping block, a sliding groove is formed in the supporting plate, and the clamping block is arranged in the sliding groove in a sliding manner, so that the tank body to be tested can be clamped conveniently.
In a further preferred embodiment, the sealing mechanism includes a second sealing plate and a second air bag, the second sealing plate is fixedly sleeved outside the second sealing head, the second air bag is arranged on one side of the second sealing plate away from the first double-rod air cylinder, a third air inlet pipe is arranged on one side of the second sealing plate, which is close to the first double-rod air cylinder, and the third air inlet pipe penetrates through the second sealing plate and is communicated with the inside of the second air bag, so that the sealing performance between the second sealing head and the tank body is improved, and the occurrence of testing errors caused by air leakage is prevented.
In a further preferred embodiment, the clamping device and the plugging device are both provided with two groups, and the two groups of clamping devices and the two groups of plugging devices are both arranged on the bottom plate, so as to clamp the tank body conveniently.
In a further preferred embodiment, the first support frame is provided with a guide block, one end of the first plugging head, which is close to the first cylinder, is provided with a guide rod, and the guide rod penetrates through the guide block and is in sliding fit with the guide block, so that the first plugging head is conveniently guided.
In a further preferred embodiment, a first chamfer is disposed on a side of the first plugging head, which is close to the first air bag, and a second chamfer is disposed on a side of the second plugging head, which is close to the second air bag, so that the first plugging head, the second plugging head and the tank body can be matched conveniently.
In a further preferred aspect, the top of the supporting plate is provided with a limit groove, so that the tank body to be tested can be conveniently matched with the tank body to be tested.
(III) beneficial effects
Compared with the prior art, the utility model provides the air tightness testing device, which has the following beneficial effects:
1. the clamping device is arranged in the utility model, so that the tank body to be tested is conveniently limited, and is clamped and regulated, so that gaps are prevented from being generated due to deflection during plugging and testing, and finally, the air leakage phenomenon is caused, and the testing result is influenced;
2. the plugging device is arranged in the utility model, so that the first pipeline and the second pipeline at the two sides of the tank body to be tested can be plugged conveniently, the air leakage is prevented in the testing process, and the sealing effect is improved by the bulge of the first air bag during plugging;
3. the testing device is arranged in the utility model, the tank body is inflated through the second blocking head, and the second air bag is arranged between the second blocking head and the tank body during testing, and the sealing performance between the second blocking head and the tank body is improved and the air leakage is prevented through the bulge of the second air bag.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an air tightness testing device according to the present utility model;
FIG. 2 is a schematic view of the structure of the plugging device and the supporting plate in the present utility model;
FIG. 3 is a schematic diagram of a testing device according to the present utility model;
FIG. 4 is a schematic view of the structure of the plugging device in the present utility model;
fig. 5 is a schematic structural view of a second double-rod cylinder and a clamping block in the present utility model.
In the figure: 1. a bottom plate; 2. a first blocking head; 3. a first sealing plate; 4. a first air bag; 5. a first cylinder; 6. a first support frame; 7. a first air inlet pipe; 8. a second support frame; 9. a second blocking head; 10. a first double-rod cylinder; 11. a second air inlet pipe; 12. a support plate; 13. a support table; 14. a second double-rod cylinder; 15. a clamping block; 16. a chute; 17. a second sealing plate; 18. a second air bag; 19. a third air inlet pipe; 20. a guide block; 21. a guide rod; 22. a first chamfer; 23. a second chamfer; 24. a limit groove; 25. a tank body; 26. a first pipe; 27. a second pipe; 28. and a third pipeline.
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.
Example 1:
referring to fig. 1-5, an air tightness testing device comprises a bottom plate 1, a clamping device, a plugging device and a testing device are arranged on the bottom plate 1, the plugging device comprises a first plugging head 2, a first sealing plate 3, a first air bag 4, a first air cylinder 5 and a first supporting frame 6, the first supporting frame 6 is arranged on the bottom plate 1, the first air cylinder 5 is arranged on the first supporting frame 6, the telescopic end of the first air cylinder 5 is connected with the first plugging head 2, the first sealing plate 3 is fixedly sleeved outside the first plugging head 2, the first air bag 4 is arranged on one side, far away from the first air cylinder 5, of the first sealing plate 3, a first air inlet pipe 7 is arranged on one side, close to the first air cylinder 5, of the first air inlet pipe 7 penetrates through the first sealing plate 3 and is communicated with the first air bag 4, the testing device comprises a second supporting frame 8, a second plugging head 9, a first double-rod air cylinder 10 and a sealing mechanism, the second supporting frame 8 is arranged on the bottom plate 1, the first double-rod air cylinder 10 is arranged on the second supporting frame 8, the telescopic end of the first double-rod air cylinder is connected with the second plugging head 9, and the second air inlet pipe 9 is connected with the second air inlet pipe 9, and the first air inlet pipe 11 penetrates through the second plugging head 11.
Referring to fig. 1-5, the clamping device includes a support plate 12, a support table 13, a second dual-rod cylinder 14 and a clamping block 15, wherein the support plate 12 and the support table 13 are both disposed on the bottom plate 1, the second dual-rod cylinder 14 is disposed on the support table 13, the telescopic end of the second dual-rod cylinder is connected with the clamping block 15, a sliding slot 16 is disposed on the support plate 12, and the clamping block 15 is slidably disposed in the sliding slot 16. The clamping devices and the plugging devices are provided with two groups, and the two groups of clamping devices and the two groups of plugging devices are arranged on the bottom plate 1. The top of the support plate 12 is provided with a limit groove 24. When in use, the tank body 25 is placed on the bottom plate 1, the first pipeline 26 and the second pipeline 27 outside the tank body 25 are respectively placed in the limiting grooves 24 on the two supporting plates 12, the tank body 25 is limited and supported, the second double-rod air cylinder 14 is started at the moment, the clamping blocks 15 are driven to move in the sliding grooves 16 until the two clamping blocks 15 clamp and fix the tank body 25, and the tank body 25 is installed and fixed at the moment.
Referring to fig. 1-5, the sealing mechanism includes a second sealing plate 17 and a second air bag 18, the second sealing plate 17 is fixedly sleeved outside the second blocking head 9, the second air bag 18 is disposed on one side of the second sealing plate 17 away from the first dual-rod cylinder 10, a third air inlet pipe 19 is disposed on one side of the second sealing plate 17 close to the first dual-rod cylinder 10, and the third air inlet pipe 19 penetrates through the second sealing plate 17 and is communicated with the inside of the second air bag 18. When the sealing device is used, the first double-rod air cylinder 10 is started, so that the first double-rod air cylinder drives the second sealing head 9 to be close to the third pipeline 28 at the top of the tank body 25 until the second sealing head 9 is inserted into the third pipeline 28, at the moment, the third air inlet pipe 19 is externally connected with an air pump and an air source, air is blown into the second air bag 18 through the third air inlet pipe 19, the second air bag is inflated, gaps between the second sealing head 9 and the third pipeline 28 are filled, and the sealing effect is improved.
Referring to fig. 1-5, a guide block 20 is disposed on the first support frame 6, a guide rod 21 is disposed on one end of the first blocking head 2 near the first cylinder 5, and the guide rod 21 penetrates through the guide block 20 and is in sliding fit with the guide block 20. The side of the first blocking head 2 close to the first air bag 4 is provided with a first chamfer 22, and the side of the second blocking head 9 close to the second air bag 18 is provided with a second chamfer 23. When in use, the first cylinder 5 is started to drive the two first blocking heads 2 to be close to the first pipeline 26 and the second pipeline 27 outside the tank 25 until the first blocking heads 2 are inserted into the first pipeline 26 and the second pipeline 27, and the first blocking heads 2 are guided by the cooperation of the guide rods 21 and the guide blocks 20 when moving.
Example 2:
in summary, when in use, the tank 25 is placed on the bottom plate 1, the first pipeline 26 and the second pipeline 27 outside the tank 25 are respectively placed in the limiting grooves 24 on the two supporting plates 12, the tank 25 is limited and supported, at this time, the second double-rod air cylinder 14 is started to drive the clamping blocks 15 to move in the sliding grooves 16 until the two clamping blocks 15 clamp and fix the tank 25, at this time, the installation and fixation of the tank 25 are completed, the first air cylinder 5 is started to drive the two first blocking heads 2 to be close to the first pipeline 26 and the second pipeline 27 outside the tank 25 until the first blocking heads 2 are inserted into the first pipeline 26 and the second pipeline 27, and when the first blocking heads 2 move, the first blocking heads 2 are guided by the matching of the guide rods 21 and the guide blocks 20, the first double-rod air cylinder 10 is started to drive the second blocking heads 9 to be close to the third pipeline 28 at the top of the tank 25 until the second blocking heads 9 are inserted into the third pipeline 28, and the connection and fixation of the blocking device, the testing device and the tank 25 are completed.
Example 3:
in summary, when in use, the first air inlet pipe 7, the second air inlet pipe 11 and the third air inlet pipe 19 are connected with an external air source and an air pump, the first air inlet pipe 7 is used for inflating the first air bag 4 to fill gaps between the first sealing plate 3 and the first pipeline 26 and gaps between the second pipeline 27 and the first pipeline 26 of the tank 25, auxiliary sealing is carried out on the first pipeline 26 and the second pipeline 27 of the tank 25, subsequent air tightness test is facilitated, the third air inlet pipe 19 is used for inflating the second air bag 18 to fill gaps between the second sealing plate 17 and the third pipeline 28, auxiliary sealing is carried out on the third pipeline 28 of the tank 25, the second air inlet pipe 11 is externally connected with a barometer, air is introduced into the tank 25 through the second air inlet pipe 11 to enable the air pressure to reach the test pressure, air inlet is stopped to be kept in the state, after a period of time, the barometer is read, if the pressure value of the barometer is reduced to exceed a set value, the sealing performance of the tank 25 is failed, otherwise, the sealing performance of the tank 25 is qualified.
In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a gas tightness testing arrangement, includes bottom plate (1), its characterized in that: the bottom plate (1) is provided with a clamping device, a plugging device and a testing device, the plugging device comprises a first plugging head (2), a first sealing plate (3), a first air bag (4), a first air cylinder (5) and a first supporting frame (6), the first supporting frame (6) is arranged on the bottom plate (1), the first air cylinder (5) is arranged on the first supporting frame (6), the telescopic end of the first air cylinder (5) is connected with the first blocking head (2), the first sealing plate (3) is fixedly sleeved outside the first blocking head (2), the first air bag (4) is arranged on one side of the first sealing plate (3) far away from the first air cylinder (5), a first air inlet pipe (7) is arranged on one side of the first sealing plate (3) close to the first air cylinder (5), the first air inlet pipe (7) penetrates through the first sealing plate (3) and is communicated with the inside of the first air bag (4), the testing device comprises a second supporting frame (8), a second blocking head (9), a first double-rod air cylinder (10) and a sealing mechanism, the second supporting frame (8) is arranged on the bottom plate (1), the first double-rod air cylinder (10) is arranged on the second supporting frame (8), and the telescopic end of the air inlet pipe is connected with a second blocking head (9), and a second air inlet pipe (11) is arranged in the second blocking head (9) in a penetrating way.
2. The air tightness testing device according to claim 1, wherein: the clamping device comprises a supporting plate (12), a supporting table (13), a second double-rod air cylinder (14) and a clamping block (15), wherein the supporting plate (12) and the supporting table (13) are arranged on a bottom plate (1), the second double-rod air cylinder (14) is arranged on the supporting table (13), the telescopic end of the second double-rod air cylinder is connected with the clamping block (15), a sliding groove (16) is formed in the supporting plate (12), and the clamping block (15) is arranged in the sliding groove (16) in a sliding mode.
3. The air tightness testing device according to claim 1, wherein: the sealing mechanism comprises a second sealing plate (17) and a second air bag (18), the second sealing plate (17) is fixedly sleeved outside the second blocking head (9), the second air bag (18) is arranged on one side, far away from the first double-rod air cylinder (10), of the second sealing plate (17), a third air inlet pipe (19) is arranged on one side, close to the first double-rod air cylinder (10), of the second sealing plate (17), and the third air inlet pipe (19) penetrates through the second sealing plate (17) and is communicated with the inside of the second air bag (18).
4. The air tightness testing device according to claim 2, wherein: the clamping devices and the plugging devices are respectively provided with two groups, and the two groups of clamping devices and the two groups of plugging devices are respectively arranged on the bottom plate (1).
5. The air tightness testing device according to claim 1, wherein: the guide block (20) is arranged on the first supporting frame (6), a guide rod (21) is arranged at one end, close to the first air cylinder (5), of the first blocking head (2), and the guide rod (21) penetrates through the guide block (20) and is in sliding fit with the guide block (20).
6. A gas tightness test device according to claim 3 wherein: a first chamfer angle (22) is formed in one side, close to the first air bag (4), of the first blocking head (2), and a second chamfer angle (23) is formed in one side, close to the second air bag (18), of the second blocking head (9).
7. The air tightness testing device according to claim 2, wherein: the top of the supporting plate (12) is provided with a limit groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848384.7U CN219996459U (en) | 2023-04-17 | 2023-04-17 | Air tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320848384.7U CN219996459U (en) | 2023-04-17 | 2023-04-17 | Air tightness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219996459U true CN219996459U (en) | 2023-11-10 |
Family
ID=88607728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320848384.7U Active CN219996459U (en) | 2023-04-17 | 2023-04-17 | Air tightness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219996459U (en) |
-
2023
- 2023-04-17 CN CN202320848384.7U patent/CN219996459U/en active Active
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