CN207964215U - A kind of novel airtight leak-checking apparatus - Google Patents
A kind of novel airtight leak-checking apparatus Download PDFInfo
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- CN207964215U CN207964215U CN201721697817.4U CN201721697817U CN207964215U CN 207964215 U CN207964215 U CN 207964215U CN 201721697817 U CN201721697817 U CN 201721697817U CN 207964215 U CN207964215 U CN 207964215U
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- water tank
- gas chamber
- fixture
- pressing plate
- air
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Abstract
The utility model discloses a kind of novel airtight leak-checking apparatus, it is related to a kind of detection device, including tested container, water tank, water inlet, air charging system, cylinder and test device, water inlet is set on the water tank wall, the water tank upper surface is installed by pressing plate, installation clamp lever and fixture in water tank, the fixture, which is fixedly mounted on pressing plate, connects air charging system, and there is ventilation pipe in fixture, the air charging system air accumulator, two breather valves, air inlet pipeline and air inlet, the test device includes gas chamber, pressure sensor, water level sensor, pressure gauge and safety valve, the gas chamber is mounted on pressing plate, the water level sensor is mounted on the bottom of gas chamber sidewall, the pressure sensor, pressure gauge, tracheae is passed sequentially through with safety valve with gas chamber to be connected；Judge whether tested container has hole leakage by detecting the pressure change of a small gas chamber, as long as the leakage that container there are some small in this way will be such that the pressure of small gas chamber changes, improves the accuracy of detection of whole device in this way.
Description
Technical field
The utility model is related to a kind of detection device, specifically a kind of novel airtight leak-checking apparatus.
Background technology
In automobile, combustion gas, household electrical appliances, aviation, many industries such as military project are required for the seal member of Related product into promoting the circulation of qi
Close property detection, for certain products, gas seal property is a vital performance indicator.Air-tightness is bad to draw
Leakage is played, the reliability of product, economy and overall performance will be directly affected, lead to occur malfunctioning machine in actual use,
The problems such as operation exception, efficiency reduce, the lost of life.Domestic enterprise mostly uses bowssening, water to product hermeticity detection at present
Platen press, liquid soap method, supercritical ultrasonics technology, helium leak check device method, traditional gas detection method etc., when test is individually present in these methods
Between it is long, working efficiency is low, and measurement sensitivity is not high, and the preferable method economy of the high consistency of some measurement sensitivities compared with
Difference.
Invention content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of automation
Degree is high, accuracy of detection height and the fast airtight test device of detection speed.
A kind of novel airtight leak-checking apparatus, including tested container, water tank, water inlet, air charging system, cylinder and test fill
It sets, water inlet is set on the water tank wall, the water tank upper surface installs pressing plate, clamp lever and fixture is installed in water tank,
Described clamp lever one end connects cylinder by chain lock, and on other end fixation clip, the fixture, which is fixedly mounted on pressing plate, to be connected
Air charging system is connect, and has ventilation pipe in fixture, the air charging system air accumulator, two breather valves, air inlet pipeline and air inlet
Mouth, the air accumulator and two breather valves are ventilated by air inlet into the fixture being connect with pressing plate after being connected by air inlet pipeline
Interior ventilation pipe, the test device include gas chamber, pressure sensor, water level sensor, pressure gauge and safety valve, described
Gas chamber is mounted on pressing plate, and gas chamber bottom is communicated with water tank, and the water level sensor is mounted on the bottom of gas chamber sidewall, described
Pressure sensor, pressure gauge and safety valve pass sequentially through tracheae and are connected with gas chamber；
Further, camera is installed in trepanning on the water tank wall, and the trepanning inner wall installation glass is convenient for shooting；
Further, the camera be mounted on the corresponding water tank wall of tested container cental axial position on, this position with
Tested container is parallel；
Further, gasket is installed on the fixture and tested container contact surface；
Further, the chain lock installs sealing ring with junction of the cylinder on pressing plate, and leak, gas leakage effect is avoided to survey
Test result；
The utility model judges whether tested container has hole leakage by detecting the pressure change of a small gas chamber, this
As long as the leakage that sample container there are some small will be such that the pressure of small gas chamber changes, the detection essence of whole device is improved in this way
Degree.
Description of the drawings
Fig. 1 is the surface structure schematic diagram that the utility model is implemented；
Fig. 2 is the structure A sectional views that the utility model is implemented；
Fig. 3 is the structure B sectional views that the utility model is implemented.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
Such as Fig. 1, Fig. 2, shown in Fig. 3, a kind of novel airtight leak-checking apparatus, including tested container 1, water tank 2, water inlet 3,
Air charging system 4, cylinder 5 and test device 6, water inlet 3 is arranged on 2 wall of the water tank, and pressing plate is installed in 2 upper surface of water tank
7, the interior installation clamp lever 8 of water tank and fixture 9,8 one end of the clamp lever connect cylinder 5 by chain lock 10, and the other end is fixed
On pressing plate 7, the chain lock 10 installs sealing ring 17 with junction of the cylinder 5 on pressing plate 7, avoids leak, gas leakage effect test
As a result；The fixture 9 is fixedly mounted on connection air charging system 4 on pressing plate 7, and has ventilation pipe 11 in fixture 9, the fixture 9
With installation gasket 16 on tested container contact surface；The air charging system 4 includes air accumulator 12, two breather valves 13, air inlet
Pipeline 14 and air inlet 15, the air accumulator 12 and two breather valves 13 by air inlet pipeline 14 connect after by air inlet 15
Ventilation enters the ventilation pipe 11 in the fixture 9 being connect with pressing plate 7, and the test device 6 includes gas chamber 19, water level sensor
20, pressure sensor 21, pressure gauge 22 and safety valve 23, the gas chamber 19 are mounted on pressing plate 7,19 bottom of gas chamber and water tank
2 communicate, the water level sensor 20 be mounted on 19 side wall of gas chamber bottom, the pressure sensor 21, pressure gauge 22, and
Safety valve 23 passes sequentially through tracheae and is connected with gas chamber 19；Camera 24, the trepanning inner wall are installed in trepanning on 2 wall of water tank
Glass 25 is installed convenient for shooting；The camera 24 is mounted on the corresponding water tank wall of tested container cental axial position, this position
It sets parallel with tested container；Sealing ring 18 is installed at the sealing of pressing plate 7 Yu the water tank；
After tested container 1 on production line is captured, pull chain lock 10 that clamp lever 8 is driven to clamp tested hold by cylinder 5
Then whole device is put into water tank 2 by device 1, and press good sealing ring 18, and water tank 2 is sealed, by water inlet 3 to water tank 2
In inject water, water level is increased to 19 mouthfuls of gas chamber, and the water level sensor 20 of gas chamber bottom sends a signal to control centre, in controlling
The heart control water inlet switch, air accumulator 12 open after, open two breather valves 13, high pressure gas by air inlet pipeline 14 by
The injecting compressed air in tested container by the ventilation pipe 11 in fixture 9 of air inlet 15, by the pressure for detecting gas chamber 19
Variation, if pressure sensor 21 measures pressure change or shows pressure change on pressure gauge, shows tested container 1
Unqualified, if unqualified, control centre sends out signal to camera 24, and camera 24 takes pictures to substandard product, when tested
When container 1 reveals serious, two breather valves 13 and safety valve 23 is added in the present apparatus, if air chamber pressure is excessively high, closes two and leads to
Air valve 13 opens the safety-valve 23 to ensure the safety of device.
Claims (5)
1. a kind of novel airtight leak-checking apparatus, it is characterised in that：Including tested container, water tank, water inlet, air charging system, cylinder
And test device, water inlet is set on the water tank wall, and the water tank upper surface installs pressing plate, clamp lever is installed in water tank
And fixture, described clamp lever one end connects cylinder by chain lock, and on other end fixation clip, the fixture is fixedly mounted on pressure
Air charging system is connected on plate, and has ventilation pipe in fixture, and the air charging system includes air accumulator, two breather valves, air inlet
Pipeline and air inlet, the air accumulator and two breather valves are entered by air inlet ventilation after being connected by air inlet pipeline and pressing plate
Ventilation pipe in the fixture of connection, the test device include gas chamber, pressure sensor, water level sensor, pressure gauge and peace
Full valve, the gas chamber are mounted on pressing plate, and gas chamber bottom is communicated with water tank, and the water level sensor is mounted on gas chamber sidewall
Bottom, the pressure sensor, pressure gauge and safety valve pass sequentially through tracheae and are connected with gas chamber.
2. the novel airtight leak-checking apparatus of one kind according to claim 1, it is characterised in that：Trepanning is pacified on the water tank wall
Camera is filled, the trepanning inner wall installation glass is convenient for shooting.
3. the novel airtight leak-checking apparatus of one kind according to claim 2, it is characterised in that：The camera is mounted on quilt
On the corresponding water tank wall of xylometer cental axial position, this position is parallel with tested container.
4. the novel airtight leak-checking apparatus of one kind according to claim 1, it is characterised in that：The fixture connects with tested container
Gasket is installed in contacting surface.
5. the novel airtight leak-checking apparatus of one kind according to claim 1, it is characterised in that：The chain lock is with cylinder in pressing plate
On junction install sealing ring, avoid leak, gas leakage effect test result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697817.4U CN207964215U (en) | 2017-12-08 | 2017-12-08 | A kind of novel airtight leak-checking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697817.4U CN207964215U (en) | 2017-12-08 | 2017-12-08 | A kind of novel airtight leak-checking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207964215U true CN207964215U (en) | 2018-10-12 |
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ID=63728739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721697817.4U Active CN207964215U (en) | 2017-12-08 | 2017-12-08 | A kind of novel airtight leak-checking apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN207964215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788596A (en) * | 2019-11-08 | 2020-02-14 | 浙江升豪机械有限公司 | Brake air chamber processing technology |
| CN111751060A (en) * | 2020-06-30 | 2020-10-09 | 无锡睿新晟科技有限公司 | Tool clamp for detecting air tightness of sensor and using method |
-
2017
- 2017-12-08 CN CN201721697817.4U patent/CN207964215U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788596A (en) * | 2019-11-08 | 2020-02-14 | 浙江升豪机械有限公司 | Brake air chamber processing technology |
| CN111751060A (en) * | 2020-06-30 | 2020-10-09 | 无锡睿新晟科技有限公司 | Tool clamp for detecting air tightness of sensor and using method |
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