CN210243114U - Bellows leakproofness detection device - Google Patents
Bellows leakproofness detection device Download PDFInfo
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- CN210243114U CN210243114U CN201921404940.1U CN201921404940U CN210243114U CN 210243114 U CN210243114 U CN 210243114U CN 201921404940 U CN201921404940 U CN 201921404940U CN 210243114 U CN210243114 U CN 210243114U
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- bellows
- lifting mechanism
- support frame
- detection device
- corrugated pipe
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Abstract
The utility model discloses a bellows leakproofness detection device belongs to the pipeline manufacturing field. The utility model comprises a detection pool filled with water, a support frame which is in up-and-down sliding fit with the detection pool, a lifting mechanism which pushes the support frame to slide up and down, and an aerating device; the support frame is provided with at least one set of bellows fixture of constituteing by the centre gripping cylinder, and fixture and elevating system cooperation control wait to detect the position of bellows in aqueous, and aerating device treats and detects the bellows and aerifys, can be relatively accurate location gas leakage point when carrying out the gas tightness judgement to improve the gas tightness detection efficiency of bellows.
Description
Technical Field
The utility model relates to a pipeline manufacturing field, concretely relates to bellows leakproofness detection device.
Background
The application range of the corrugated pipe is wide, the corrugated pipe can be used for moisture prevention of underground cables or as a fluid conveying pipeline, and if the corrugated pipe is used as the fluid conveying pipeline, the sealing performance of the corrugated pipe needs to be ensured, so the sealing performance detection of the corrugated pipe is an important process required in the production of the corrugated pipe.
Some bellows leakproofness detection device have appeared among the prior art, chinese patent like patent number ZL201620617274X discloses a bellows gas tightness test machine, and this scheme is to the both ends of the bellows that awaits measuring carry out mechanical seal, then lets in the air current in the past bellows, makes the inside certain pressure that keeps of bellows, judges the bellows and whether have the condition of gas leakage through observing atmospheric pressure change, and the drawback that this kind of testing machine exists is: the position of the air leakage point cannot be judged relatively accurately, the air leakage point still needs to be positioned by means of a subsequent process, and the detection efficiency is influenced to a certain extent. In addition, the detection device of the prior art can only detect one corrugated pipe at a time, which also affects the detection efficiency.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to overcome not enough among the prior art, provide a bellows leakproofness detection device, the location gas leakage point that can be relatively accurate when carrying out the gas tightness judgement to improve the gas tightness detection efficiency of bellows
The technical scheme of the utility model is that: a corrugated pipe sealing performance detection device comprises a detection pool filled with water, a support frame in up-and-down sliding fit with the detection pool, and a lifting mechanism for pushing the support frame to slide up and down; the corrugated pipe clamping mechanism comprises a left end clamping cylinder arranged on one supporting platform, a left end sealing plug arranged at the end part of a piston rod of the left end clamping cylinder, a right end clamping cylinder arranged on the other supporting platform, an inflating nozzle and a sealing ring which are sequentially arranged at the end part of the piston rod of the right end clamping cylinder, wherein the sealing ring is communicated with the inflating nozzle in a sealing manner, the inflating nozzle is communicated with an external inflating device through an airflow pipe, a pressure valve is arranged on the airflow pipe, and supporting plates for supporting the corresponding ends of the corrugated pipe are respectively arranged on the two supporting platforms.
The lifting mechanism is one of an air cylinder lifting mechanism, a hydraulic cylinder lifting mechanism, a gear rack lifting mechanism and a crank block lifting mechanism.
The support frame is including two bracing pieces that set up side by side, and it is provided with the connecting plate to span between two bracing pieces, elevating system is connected with the connecting plate.
The top of two backup pads all sets up the arc wall with the corresponding end matching joint of bellows.
Two sets of corrugated pipe clamping mechanisms are arranged on the two supporting platforms.
And a sliding rail matched with the support frame is arranged on the inner wall of the detection pool.
The utility model has the advantages that:
1. the utility model discloses simple structure has simplified the mechanism of device on prior art's basis, is equipped with two sets of cylinders that set up on same straight line on this device, can detect the gas tightness of two bellows simultaneously, has improved the efficiency that the bellows detected greatly.
2. The utility model discloses to go into water test and pressure testing combination together, realized the detection to the bellows leak source when detecting pressure.
Drawings
FIG. 1 is a schematic structural view of the present invention,
the device comprises a detection pool 1, a detection pool 11, a slide rail 2, a support frame 21, a support rod 3, a support platform 31, a support plate 32, an arc-shaped groove 4, a corrugated pipe clamping mechanism 41, a left end clamping cylinder 42, a left end sealing plug 43, a right end clamping cylinder 44, a sealing ring 45, an inflating nozzle 46, an airflow pipe 47, a pneumatic valve 48, an inflating device 5, a lifting mechanism 6 and a connecting plate.
Detailed Description
The invention will be further elucidated below by means of non-limiting examples, with the understanding that the invention is not limited thereto.
As shown in fig. 1 and fig. 1, the present invention relates to a bellows sealing performance detection device, which comprises a detection pool 1 filled with water, a support frame 2 in up-and-down sliding fit with the detection pool 1, and a lifting mechanism 5 for pushing the support frame 2 to slide up and down; the inner wall of the detection pool 1 is provided with a slide rail 11 matched with the support frame 2. The support frame 2 comprises two support rods 21 which are arranged in parallel, a connecting plate 6 is arranged between the two support rods 21 in a crossing mode, and the lifting mechanism 5 is connected with the connecting plate 6. Wherein, the lifting mechanism 5 is one of a cylinder lifting mechanism, a hydraulic cylinder lifting mechanism, a gear rack lifting mechanism and a slider-crank lifting mechanism. In this embodiment, the lifting mechanism 5 is a cylinder lifting mechanism. The lifting mechanism 5 is started, and the support frame 2 can move up and down along the slide rail 11, so that the position of the support frame 2 in the water can be controlled.
Two supporting platforms 3 are oppositely arranged on the supporting frame 2, two sets of corrugated pipe clamping mechanisms 4 are arranged on the two supporting platforms 3, supporting plates 31 for supporting the corresponding ends of the corrugated pipes are respectively arranged on the two supporting platforms 3, and arc-shaped grooves 32 matched and clamped with the corresponding ends of the corrugated pipes are formed in the tops of the two supporting plates 31. Therefore, the utility model discloses can detect two bellows simultaneously, for prior art, detection efficiency has improved 50%.
The corrugated pipe clamping mechanism 4 comprises a left end clamping cylinder 41 arranged on one supporting platform 3, a left end sealing plug 42 arranged at the end part of a piston rod of the left end clamping cylinder 41, a right end clamping cylinder 43 arranged on the other supporting platform 3, an inflating nozzle 45 and a sealing ring 44 which are sequentially arranged at the end part of the piston rod of the right end clamping cylinder 43, wherein the sealing ring 44 is in sealing communication with the inflating nozzle 45, the inflating nozzle 45 is in inflating communication with an external inflating device 48 through an airflow pipe 46, and the airflow pipe 46 is provided with a pneumatic valve 47. The left end sealing plug 42 and the sealing ring 44 are arranged, so that the air tightness of two ends of the corrugated pipe is fully ensured, and the influence on the detection of the sealing performance of the corrugated pipe due to the installation of a detection device is avoided.
During detection, two ends of two corrugated pipes to be detected are respectively placed in the arc-shaped grooves 32 of the supporting plate 31, piston rods of the left-end clamping cylinder 41 and the right-end clamping cylinder 43 move relatively, a left-end sealing plug 4 arranged at the end part of the piston rod of the left-end clamping cylinder 41 is plugged into one end of the corrugated pipe, and a sealing ring 44 arranged at the end part of the piston rod of the right-end clamping cylinder 43 is plugged into the other end of the corrugated pipe; thereby realizing the sealing and the positioning of the port of the corrugated pipe to be detected. Starting the lifting mechanism 5, enabling the support frame 2 to move downwards along the slide rail 11 to drive the corrugated pipe to be detected to be immersed into the water surface, manually operating the air charging gun of the air charging meter after the water surface is stable, charging the corrugated pipe to be detected, observing the air pressure valve 47, and judging whether the corrugated pipe has air leakage or not by observing air pressure change; whether bubbles exist on the corrugated pipe body to be detected is observed at the same time, so that the specific position of an air leakage point on the corrugated pipe body to be detected is judged at the same time, and the detection efficiency of the air tightness of the corrugated pipe is improved.
After the detection is finished, the inflating gun resets, the lifting mechanism 5 drives the support frame 2 to move upwards, the corrugated pipe to be detected is drained, the piston rods of the left end clamping cylinder 41 and the right end clamping cylinder 43 return, and then the corrugated pipe to be detected is dismounted from the device.
Claims (6)
1. The utility model provides a bellows leakproofness detection device which characterized in that: the device comprises a detection pool filled with water, a support frame in up-and-down sliding fit with the detection pool and a lifting mechanism for pushing the support frame to slide up and down; the corrugated pipe clamping mechanism comprises a left end clamping cylinder arranged on one supporting platform, a left end sealing plug arranged at the end part of a piston rod of the left end clamping cylinder, a right end clamping cylinder arranged on the other supporting platform, an inflating nozzle and a sealing ring which are sequentially arranged at the end part of the piston rod of the right end clamping cylinder, wherein the sealing ring is communicated with the inflating nozzle in a sealing manner, the inflating nozzle is communicated with an external inflating device through an airflow pipe, a pressure valve is arranged on the airflow pipe, and supporting plates for supporting the corresponding ends of the corrugated pipe are respectively arranged on the two supporting platforms.
2. A bellows seal tightness detection device according to claim 1, wherein: the lifting mechanism is one of a cylinder lifting mechanism, a hydraulic cylinder lifting mechanism, a gear rack lifting mechanism and a crank block lifting mechanism.
3. A bellows seal tightness detection device according to claim 1, wherein: the support frame is including two bracing pieces that set up side by side, and it is provided with the connecting plate to span between two bracing pieces, elevating system is connected with the connecting plate.
4. A bellows seal tightness detection device according to claim 1, wherein: the top of two backup pads all is seted up the arc wall with the corresponding end matching joint of bellows.
5. A bellows seal tightness detection device according to claim 1, wherein: two sets of corrugated pipe clamping mechanisms are arranged on the two supporting platforms.
6. A bellows seal tightness detection device according to claim 1, wherein: and a sliding rail matched with the support frame is arranged on the inner wall of the detection pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921404940.1U CN210243114U (en) | 2019-08-28 | 2019-08-28 | Bellows leakproofness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921404940.1U CN210243114U (en) | 2019-08-28 | 2019-08-28 | Bellows leakproofness detection device |
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| Publication Number | Publication Date |
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| CN210243114U true CN210243114U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921404940.1U Active CN210243114U (en) | 2019-08-28 | 2019-08-28 | Bellows leakproofness detection device |
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| CN (1) | CN210243114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414174A (en) * | 2021-11-25 | 2022-04-29 | 珠海格力智能装备有限公司 | Multi-station pipeline clamping device and pipeline air tightness detection device |
-
2019
- 2019-08-28 CN CN201921404940.1U patent/CN210243114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414174A (en) * | 2021-11-25 | 2022-04-29 | 珠海格力智能装备有限公司 | Multi-station pipeline clamping device and pipeline air tightness detection device |
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