CN220418772U - Pipe fitting gas tightness detection device - Google Patents
Pipe fitting gas tightness detection device Download PDFInfo
- Publication number
- CN220418772U CN220418772U CN202322052983.0U CN202322052983U CN220418772U CN 220418772 U CN220418772 U CN 220418772U CN 202322052983 U CN202322052983 U CN 202322052983U CN 220418772 U CN220418772 U CN 220418772U
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- box
- detection device
- die plate
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 35
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 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
- 230000001603 reducing effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Abstract
The utility model relates to a pipe fitting air tightness detection device in the technical field of pipe fitting tightness detection, wherein an output shaft is fixedly arranged at the top of the inner side of a box body, a connecting plate is fixedly connected to the bottom of the output shaft, an upper die plate is fixedly arranged at the bottom of the connecting plate, a lower die plate is fixedly arranged at the bottom of the inner side of the box body, the lower die plate is arranged right below the upper die plate, a test gas tank is fixedly arranged at the top of the box body, one side of the test gas tank is fixedly connected with a gas storage tank, and the air tightness of a pipe fitting can be detected by adopting a direct pressure principle through the upper die plate, the lower die plate, a first connecting pipe, an air tightness detector, the gas storage tank, the test gas tank and a second connecting pipe.
Description
Technical Field
The utility model relates to the technical field of pipe tightness detection, in particular to a pipe tightness detection device.
Background
The pipe fitting is a fitting for conveying gas or liquid and is widely applied to the fields of refrigeration, automobiles and the like. The flexible pipe fitting has been developed very rapidly in recent years due to its excellent shock absorbing and noise reducing effects. In the processing procedure of flexible pipe fittings, the detection of the air tightness of the pipe fittings is particularly important, and the quality of the pipe fittings is directly related.
When the conventional pipe fitting air tightness detection device is used for detecting the air tightness of the pipe fitting, a water detection method is mostly adopted, the time consumption is long, the detection effect is poor, whether the sealing performance of the groove pipe fitting is good or not cannot be intuitively observed, the detection efficiency of the air tightness of the pipe fitting is reduced, and therefore the pipe fitting air tightness detection device is provided.
Disclosure of Invention
The utility model provides a pipe fitting air tightness detection device aiming at the problems, and aims to solve the problems that the conventional pipe fitting air tightness detection device is mainly used for detecting air tightness of a pipe fitting by adopting a water detection method and is long in time consumption.
The technical scheme of the utility model is as follows:
the utility model provides a pipe fitting gas tightness detection device, includes the base, the top fixed mounting of base has the box, the top fixed mounting of box has the cylinder, the inboard top fixed mounting of box has the output shaft, the bottom fixedly connected with connecting plate of output shaft, the bottom fixed mounting of connecting plate has the mould board, the inboard bottom fixed mounting of box has the bed die board, the bed die board is located under the mould board, the top fixed mounting of box has the test gas jar, one side fixedly connected with gas holder of test gas jar, the top fixedly connected with second connecting pipe of gas holder, the one end of second connecting pipe and the top surface sealing fixed connection of last mould board, one side fixedly connected with first connecting pipe of bed die board, one side surface sealing fixed connection of box has the airtight detector, one side and the one end sealing fixed connection of first connecting pipe of airtight detector.
The working principle of the technical scheme is as follows:
when the air tightness testing device is used, a pipe fitting to be tested is placed in the lower die plate, the air cylinder is arranged to drive the output shaft to move, the output shaft drives the connecting plate to move vertically, the connecting plate can drive the upper die plate to move up and down, the bottom of the upper die plate is contacted with the top of the lower die plate and form a closed space, test air in the air storage tank can be conveyed to the air storage tank through the test air tank, then the test air is conveyed into the cavities of the upper die plate and the lower die plate from the air storage tank through the second connecting pipe, the test air can enter the inside of the pipe fitting between the outer side surface of the test pipe fitting and the cavity formed by the upper die plate and the lower die plate, when air holes exist on the surface of the test pipe fitting, the air pressure in the cavity formed by the upper die plate and the lower die plate is reduced, the inner side pressure change of the upper die plate and the lower die plate can be detected through the first connecting pipe and the air tightness detector, and whether the air tightness of the pipe fitting is qualified is detected.
In a further technical scheme, the inside both sides fixed surface of box has seted up the spout, the inside fixed mounting of spout has the dead lever, the both ends surface of connecting plate and the surface sliding connection of dead lever.
Through spout and the dead lever that is equipped with, the connecting plate can slide at the surface of dead lever at the both ends of connecting plate during vertical removal, and then has improved the stability of connecting plate and last mould board during the reciprocating.
In a further technical scheme, the sealing ring is connected to the bottom surface of the upper die plate in an embedded mode, and the sealing groove is fixedly formed in the top surface of the lower die plate.
Through sealing washer and the seal groove that is equipped with, when contact between last mould board and the bed die board, the inside of seal groove can be blocked into to the sealing washer to improved the leakproofness between last mould board and the bed die board, improved the precision that detects.
In a further technical scheme, the first connecting pipe and the second connecting pipe are plastic stretching hoses.
The first connecting pipe and the second connecting pipe are plastic stretching hoses, so that vertical movement and use are convenient, and the practicability of the device is improved.
In a further technical scheme, a one-way valve is arranged on the surface of the second connecting pipe.
The check valve can block the backflow of the test gas in the second connecting pipe, so that the effect of the device on the airtight test of the pipe is further improved.
In a further technical scheme, a control button is arranged on the top surface of the base.
The operation of the device is conveniently controlled through the control button, and the device is convenient to use.
The beneficial effects of the utility model are as follows:
1. the pipe fitting air tightness detection device provided by the utility model can be used for detecting the air tightness of the pipe fitting by adopting the principle of direct pressure through the upper die plate, the lower die plate, the first connecting pipe, the air tightness detector, the air storage tank, the test air tank and the second connecting pipe, and can be used for detecting the pressure change of the inner sides of the upper die plate and the lower die plate through the first connecting pipe and the air tightness detector, so that whether the air tightness of the pipe fitting is qualified is detected.
2. By adopting the pipe fitting air tightness detection device, when the upper die plate and the lower die plate are contacted, the sealing ring can be clamped into the inner part of the sealing groove, so that the tightness between the upper die plate and the lower die plate is improved, the detection accuracy is improved, the condition that the backflow of test gas occurs in the second connecting pipe can be blocked by the arranged one-way valve, and the air tightness test effect of the device on the pipe fitting is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic side elevational view of the present utility model;
FIG. 3 is a schematic view of the internal structure of the case of the present utility model;
FIG. 4 is a schematic side view of the airtight detecting instrument of the present utility model.
Reference numerals illustrate:
1. a base; 2. a case; 3. a cylinder; 4. an output shaft; 5. a connecting plate; 6. an upper die plate; 7. a lower die plate; 8. a first connection pipe; 9. an airtight detector; 10. a gas storage tank; 11. a test gas tank; 12. a second connection pipe; 13. a one-way valve; 14. a chute; 15. a fixed rod; 16. a seal ring; 17. sealing grooves; 18. control buttons.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4, the utility model provides a pipe fitting air tightness detection device, which comprises a base 1, wherein a box body 2 is fixedly arranged at the top of the base 1, an air cylinder 3 is fixedly arranged at the top of the box body 2, an output shaft 4 is fixedly arranged at the top of the inner side of the box body 2, a connecting plate 5 is fixedly connected to the bottom of the output shaft 4, an upper die plate 6 is fixedly arranged at the bottom of the connecting plate 5, a lower die plate 7 is fixedly arranged at the bottom of the inner side of the box body 2, the lower die plate 7 is arranged right below the upper die plate 6, a test gas tank 11 is fixedly arranged at the top of the box body 2, a gas storage tank 10 is fixedly connected to one side of the test gas tank 11, a second connecting pipe 12 is fixedly connected to the top of the gas storage tank 10, one end of the second connecting pipe 12 is fixedly connected to the top surface of the upper die plate 6 in a sealing manner, a first connecting pipe 8 is fixedly connected to one side surface of the box body 2 is fixedly connected to an air tightness detector 9, and one side of the air tightness detector 9 is fixedly connected to one end of the first connecting pipe 8 in a sealing manner.
Specifically, the inside both sides fixed surface of box 2 has seted up spout 14, and the inside fixed mounting of spout 14 has dead lever 15, and the both ends surface of connecting plate 5 and the surface sliding connection of dead lever 15, and the bottom surface of upper die plate 6 is embedded to be connected with sealing washer 16, and seal groove 17 has been seted up to the top fixed surface of lower die plate 7, and first connecting pipe 8 and second connecting pipe 12 are the tensile hose of plastics, and the surface of second connecting pipe 12 is equipped with check valve 13, and the top surface of base 1 is equipped with control button 18.
The working principle and the beneficial effects of the embodiment are as follows.
The pipe fitting to be detected is placed in the lower die plate 7, the output shaft 4 is driven to move by the cylinder 3, the connecting plate 5 is driven to vertically move by the output shaft 4, the connecting plate 5 can drive the upper die plate 6 to vertically move, the bottom of the upper die plate 6 is contacted with the top of the lower die plate 7 and form a closed space, the test gas in the inside can be conveyed to the inside of the gas storage tank 10 by the test gas tank 11, the test gas is conveyed from the inside of the gas storage tank 10 to the cavities of the upper die plate 6 and the lower die plate 7 by the second connecting pipe 12, the test gas can enter the inside of the pipe fitting when air holes exist on the surface of the test pipe fitting, the air pressure in the cavity formed by the upper die plate 6 and the lower die plate 7 is reduced, the inside pressure change of the upper die plate 6 and the lower die plate 7 can be detected by the first connecting pipe 8 and the air pressure detector 9, whether the air tightness of the pipe fitting is qualified or not is detected by the second connecting pipe 14 and the fixed rod 15, the sealing groove 16 is formed by the second connecting pipe 15, the sealing groove 17 is formed by the sealing plate 5 and the sealing plate 17, the sealing groove 17 is formed by the sealing plate 17 and the sealing plate 17 is formed by the sealing plate 5 and the sealing plate 7, the sealing plate 17 is further improved in the sealing groove 17 and the sealing plate 17 is formed between the two ends of the sealing plate 6 and the sealing plate 7 is moved by the sealing plate 6 and the sealing plate 17, thereby the practicality of the device has been improved, can block through the check valve 13 that is equipped with that the test gas appears the condition of backward flow in the inside of second connecting pipe 12, further improved the effect of the device to the airtight test of pipeline.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. The utility model provides a pipe fitting gas tightness detection device, includes base, its characterized in that: the top fixed mounting of base has the box, the top fixed mounting of box has the cylinder, the inboard top fixed mounting of box has the output shaft, the bottom fixedly connected with connecting plate of output shaft, the bottom fixed mounting of connecting plate has the mould board, the inboard bottom fixed mounting of box has the lower mould board, the lower mould board is located under the mould board, the top fixed mounting of box has the test gas jar, one side fixedly connected with gas holder of test gas jar, the top fixedly connected with second connecting pipe of gas holder, the one end of second connecting pipe and the top surface sealing fixed connection of last mould board, one side fixedly connected with first connecting pipe of lower mould board, one side surface sealing fixed connection of box has airtight detector, one side and the one end sealing fixed connection of first connecting pipe of airtight detector.
2. The pipe fitting air tightness detection device according to claim 1, wherein: the utility model discloses a box, including box, fixed connection board, the inside both sides fixed surface of box has seted up the spout, the inside fixed mounting of spout has the dead lever, the both ends surface of connecting plate and the surface sliding connection of dead lever.
3. The pipe fitting air tightness detection device according to claim 1, wherein: the sealing ring is connected to the bottom surface of the upper die plate in an embedded manner, and the sealing groove is fixedly formed in the top surface of the lower die plate.
4. The pipe fitting air tightness detection device according to claim 1, wherein: the first connecting pipe and the second connecting pipe are plastic stretching hoses.
5. The pipe fitting air tightness detection device according to claim 1, wherein: and a one-way valve is arranged on the surface of the second connecting pipe.
6. The pipe fitting air tightness detection device according to claim 1, wherein: the top surface of base is equipped with control button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322052983.0U CN220418772U (en) | 2023-08-02 | 2023-08-02 | Pipe fitting gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322052983.0U CN220418772U (en) | 2023-08-02 | 2023-08-02 | Pipe fitting gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220418772U true CN220418772U (en) | 2024-01-30 |
Family
ID=89651752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322052983.0U Active CN220418772U (en) | 2023-08-02 | 2023-08-02 | Pipe fitting gas tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220418772U (en) |
-
2023
- 2023-08-02 CN CN202322052983.0U patent/CN220418772U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202814651U (en) | Dry test machine used for valve seal test | |
| CN220418772U (en) | Pipe fitting gas tightness detection device | |
| CN205404047U (en) | Air compressor machine shell gas tightness detection device | |
| CN112834125B (en) | Pressure sensor sealing ring air tightness detection device and detection method | |
| CN208653745U (en) | Water pump cover air-leakage test clamping device | |
| CN110940471A (en) | Differential pressure pipe air tightness detection tool | |
| CN111999128A (en) | Natural gas line sampling valve | |
| CN218211835U (en) | Valve sealing performance detection device | |
| CN201637555U (en) | Working table for detecting air tightness of air valve | |
| CN217155971U (en) | Waste water sampling device for environmental monitoring | |
| CN216717721U (en) | Airtightness detection device for high-pressure rubber tube | |
| CN212110504U (en) | Automobile air inlet pipe test device | |
| CN214173682U (en) | Air tightness detection device for wear-resistant cold-proof butyronitrile gloves | |
| CN110926729B (en) | Tank detection device | |
| CN212621335U (en) | Detection device for pipeline interface | |
| CN208476477U (en) | Filter element of water purifier air-leakage test rapid determination device | |
| CN208653732U (en) | Water pump cover air-tightness leakage tester | |
| CN219694461U (en) | Air tightness detection device for production of pneumatic equipment | |
| CN217177631U (en) | Valve body assembly with leakproofness detects function | |
| CN217637869U (en) | Improved generation nonmetal gasket leakproofness testing arrangement | |
| CN103575322B (en) | Portable automobile negative pressure transducer, switch test device | |
| CN217442783U (en) | Device is examined to car compressor cylinder body hourglass | |
| CN215985063U (en) | Air tightness detection device for injection molding | |
| CN220304764U (en) | Air cylinder air pressure test device | |
| CN220187961U (en) | Bearing high-precision exhaust valve port airtight detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |