CN109163861A - air tightness test fixture - Google Patents
air tightness test fixture Download PDFInfo
- Publication number
- CN109163861A CN109163861A CN201811216664.6A CN201811216664A CN109163861A CN 109163861 A CN109163861 A CN 109163861A CN 201811216664 A CN201811216664 A CN 201811216664A CN 109163861 A CN109163861 A CN 109163861A
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- CN
- China
- Prior art keywords
- product
- upper mounting
- test
- mounting plate
- plate
- 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.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 69
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000006641 stabilisation Effects 0.000 claims abstract description 6
- 238000011105 stabilization Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 29
- 239000004484 Briquette Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000003796 beauty Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
Abstract
The present invention discloses a kind of air tightness test fixture, including upper mounting plate, lower installation board and support plate, the resettlement groove for placing trial product to be measured is provided on support plate, after upper mounting plate is fixedly connected with support plate, support plate is fixedly connected with lower installation board, and the test splice for being tested products air tightness is provided on upper mounting plate；And the test splice is connect with instrument test end, the comparison connector for balance instrument is additionally provided on upper mounting plate, and the comparison connector is connect with instrument comparison end；Air-tightness class product to be detected is accommodated in resettlement groove, air tightness test is carried out to product by the test splice, test data is shown in equipment.The present invention increases comparison connector, has sufficiently used the function of differential pressure air-tightness instrument on the basis of original test splice, allows the data tested out that can more fully feed back the leakage value of product, very big effect is in addition played to the stabilization of product test data.
Description
Technical field
The present invention relates to the technical field of air tightness test more particularly to a kind of air tightness test fixtures.
Background technique
The existing fixture to products air tightness test all removes test product gas simply by test splice in industry at present
Close property, test data is easy to produce fluctuation in test process, causes test data unstable, thus cannot be at test really
The leakage value of product, and it is existing generally all bigger to the fixture of products air tightness test, it is inconvenient using test, and
It is all tested just for single product, a variety of different type products cannot be tested, testing cost is caused to increase.
Summary of the invention
Shortcoming present in view of the above technology, the present invention provide a kind of air-tightness that structure is simple and convenient to operate
Test fixture.
In order to achieve the above object, a kind of positioning of present invention fitting loading and unloading equipment, including upper mounting plate, lower installation board and
Support plate is provided with the resettlement groove for placing trial product to be measured on support plate, and after upper mounting plate is fixedly connected with support plate, support plate is under
Mounting plate is fixedly connected, and the test splice for being tested products air tightness is provided on upper mounting plate；And the test connects
Head is connect with instrument test end, and the comparison connector for balance instrument, and the comparison connector and instrument are additionally provided on upper mounting plate
Device compares end connection；Air-tightness class product to be detected is accommodated in resettlement groove, test splice carries out air tightness test to product, passes through
Comparison connector is electrically connected with differential pressure air-tightness instrument, allows the data tested out that can more fully feed back the leakage value of product, and
Very big effect is played to the stabilization of product test data, test data is shown in equipment.
Wherein, product to be detected is not placed in resettlement groove, and is placed in the resettlement groove for being calibrated to fixture
Calibration plate, calibration plate are additionally provided with leakage calibration mouth and sealing calibration mouth.
Wherein, seal assembly is further fixed between calibration plate and upper mounting plate, one end of seal assembly is recessed inwardly to be formed
First link slot, and its other end to outwardly convex formed the first link block, upper mounting plate end corresponding with the first link slot to
Outer lug formed second link block compatible with the first link slot size, calibration plate end corresponding with the first link block to
Sunken inside forms one and connect compatible second link slot of block size with first, the second link block be inserted into the first link slot it is interior and
After first link block is inserted into the second link slot, upper mounting plate, seal assembly and calibration plate three are fixedly connected sequentially.
Wherein, seal assembly includes sealing block and sealed briquette, the opposite end convex of sealed briquette and the first link slot
Rise formed a protruding block, sealing block be recessed inwardly with the corresponding end of the first link block to be formed one with protrusion block size it is compatible
Recessed groove, after protruding block is inserted into recessed grooving, sealing block is fixedly connected with sealed briquette.
Wherein, the second link block is equipped with the first gas port, and the both ends of the first gas port respectively with extraneous and upper peace
Connection inside loading board, sealed briquette are equipped with the second gas port, and sealing block is equipped with third gas port, upper mounting plate, sealing pressure
After block, sealing block and calibration plate are fixedly connected sequentially, the first gas port, the second gas port, third gas port, leakage calibration mouth according to
Secondary connection.
Wherein, it is further fixed on anti-product on calibration plate and takes up component, anti-product takes up component and is fixed on sealing calibration mouth
Side, and the anti-product takes up component internal and is connected to sealing calibration mouth.
Wherein, the both ends of upper mounting plate are equipped with guide post, and support plate corresponding position is equipped with guide sleeve, and each guide post is inserted
After entering into corresponding guide sleeve, upper mounting plate is fixedly connected with support plate.
The beneficial effects of the present invention are:
Compared with prior art, the present invention overcomes the ways of traditional air-tightness fixture, on the basis of original test splice
On, comparison connector is increased, the function of differential pressure air-tightness instrument has sufficiently been used, allows the data tested out can be more fully anti-
The leakage value for presenting product, in addition plays very big effect, especially to mobile phone and flat-type gas to the stabilization of product test data
Close property fixture accomplishes at low cost, beauty, and light, test data is stablized, and adapts to each product, guarantees that test data is precisely true.
Detailed description of the invention
Fig. 1 is the structure chart of air tightness test fixture of the present invention；
Fig. 2 is the explosive view of air tightness test fixture of the present invention.
Main element symbol description is as follows:
1, upper mounting plate 2, lower installation board
3, support plate 4, resettlement groove
5, test splice 6, comparison connector
7, calibration plate 8, leakage calibration
9, sealing calibration mouth 10, seal assembly
11, the first link slot 12, the first link block
13, the second link block 14, the second link slot
15, the second gas port 16, anti-product take up component
17, guide post 18, guide sleeve
101, sealing block 102, sealed briquette
103, protruding block.
Specific embodiment
In order to more clearly state the present invention, the present invention is further described with reference to the accompanying drawing.
Refering to fig. 1-2, a kind of air tightness test fixture of the present invention, including upper mounting plate 1, lower installation board 2 and support plate 3 carry
The resettlement groove 4 for placing trial product to be measured is provided on plate 3, after upper mounting plate 1 is fixedly connected with support plate 3, support plate 3 and lower peace
Loading board 2 is fixedly connected, and the test splice 5 for being tested products air tightness is provided on upper mounting plate 1；And the test connects
First 5 connect with instrument test end, and the comparison connector 6 for balance instrument, and the comparison connector 6 are additionally provided on upper mounting plate 1
It is connect with instrument comparison end；Air-tightness class product to be detected is accommodated in resettlement groove 4, test splice 5 carries out air-tightness survey to product
Examination is electrically connected with differential pressure air-tightness instrument by comparison connector 6, allows the data tested out that can more fully feed back letting out for product
Leakage value, and very big effect is played to the stabilization of product test data, test data is shown in equipment.Pass through upper mounting plate 1
Upper clamping fixture is fixed in test equipment, fixture lower film is mounted on air-tightness testing device by lower installation board 2, support plate
3 be mainly to play product orientation according to product design.
Compared to the prior art, the present invention overcomes the ways of traditional air-tightness fixture, on the basis of original test splice 5
On, comparison connector 6 is increased, the function of differential pressure air-tightness instrument has sufficiently been used, has allowed the data tested out can be more fully
The leakage value for feeding back product, in addition plays very big effect, especially to mobile phone and flat-type to the stabilization of product test data
Air-tightness fixture accomplishes at low cost, beauty, and light, test data is stablized, and adapts to each product, guarantees that test data is precisely true
It is real.
In the present embodiment, product to be detected is not placed in resettlement groove 4, and is placed in the resettlement groove 4 for fixture
The calibration plate 7 calibrated, calibration plate 7 are additionally provided with leakage calibration mouth 8 and sealing calibration mouth 9.Resettlement groove 4 be for place to
Testing product, calibration plate 7 is the quality for calibration clamp, before detection starts, first to be calibrated and be set with calibration plate 7
It is standby, product is being put into resettlement groove 4.
In the present embodiment, it is further fixed on seal assembly 10 between calibration plate 7 and upper mounting plate 1, the one of seal assembly 10
End is recessed inwardly to form the first link slot 11, and its other end forms the first link block 12, upper mounting plate 1 and the to outwardly convex
The corresponding end outwardly convex of one link slot 11 forms second link block 13 compatible with 11 size of the first link slot, calibration
The end corresponding with the first link block 12 of plate 7 is recessed inwardly to form second link slot compatible with 12 size of the first link block
14, after the second link block 13 is inserted into the first link slot 11 and the first link block 12 is inserted into the second link slot 14, upper peace
Loading board 1, seal assembly 10 and 7 three of calibration plate are fixedly connected sequentially.
In the present embodiment, seal assembly 10 includes sealing block 101 and sealed briquette 102, and sealed briquette 102 and first connect
The opposite end outwardly convex of access slot 11 forms a protruding block 103, and sealing block 101 concaves with the corresponding end of the first link block 12
It falls into and forms a recessed groove (not regarding out) compatible with raised block size, after protruding block 103 is inserted into recessed grooving (not regarding out),
Sealing block 101 is fixedly connected with sealed briquette 102.Sealing block 101 is the test position for sealed product, and sealed briquette
102 be for sealing block 101 to be sealed.
In the present embodiment, the second link block 13 is equipped with the first gas port (not regarding out), and the first gas port (does not regard
Both ends out) are connected to inside extraneous and upper mounting plate respectively, and sealed briquette 102 is equipped with the second gas port 15, sealing block 101
It is equipped with third gas port (not regarding out), upper mounting plate 1, sealing block 101, sealed briquette 102 and calibration plate 7 are fixedly connected sequentially
Afterwards, the first gas port (not depending on out), the second gas port 15, third gas port (not depending on out), leakage calibration mouth 8 are sequentially communicated.
In the present embodiment, be further fixed on calibration plate 7 anti-product take up component 16, it is fixed that anti-product takes up component 16
Above sealing calibration mouth 9, and the anti-product takes up 16 inside of component and is connected to sealing calibration mouth 9.Anti- product takes up component 16
It is for preventing product band after the completion of test.
In the present embodiment, the both ends of upper mounting plate 1 are equipped with guide post 17, and 3 corresponding position of support plate is equipped with guide sleeve
18, after each guide post 17 is inserted into corresponding guide sleeve 18, upper mounting plate 1 is fixedly connected with support plate 3.Pass through guide post 17
It is adapted grafting with guide sleeve 18, fixing and unloading for upper mounting plate 1 is can be convenient, substantially increases the effect of testing product
Rate, moreover it is possible to the accurately contraposition in realization between film and lower film.
Disclosed above is only several specific embodiments of the invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think variation should all fall into protection scope of the present invention.
Claims (7)
1. a kind of air tightness test fixture, which is characterized in that including upper mounting plate, lower installation board and support plate, set on the support plate
It is equipped with the resettlement groove for placing trial product to be measured, after the upper mounting plate is fixedly connected with support plate, the support plate and lower installation
Plate is fixedly connected, and the test splice for being tested products air tightness is provided on the upper mounting plate；And the test connects
Head is connect with instrument test end, and the comparison connector for balance instrument, and the comparison connector are additionally provided on the upper mounting plate
It is connect with instrument comparison end；Air-tightness class product to be detected is accommodated in resettlement groove, the test splice carries out air-tightness to product
Test, is electrically connected with differential pressure air-tightness instrument by the comparison connector, allows the data tested out that can more fully feed back production
The leakage value of product, and very big effect is played to the stabilization of product test data, test data is shown in equipment.
2. air tightness test fixture according to claim 1, which is characterized in that do not place production to be detected in the resettlement groove
Product, and the calibration plate for being calibrated to fixture is placed in the resettlement groove, the calibration plate is additionally provided with leakage calibration mouth
Mouth is calibrated with sealing.
3. air tightness test fixture according to claim 2, which is characterized in that between the calibration plate and upper mounting plate also
It is fixed with seal assembly, one end of the seal assembly is recessed inwardly to form the first link slot, and its other end is to outwardly convex
The first link block is formed, it is big with first link slot that upper mounting plate end outwardly convex corresponding with the first link slot forms one
Small compatible second link block, calibration plate end corresponding with the first link block are recessed inwardly to form one and first link block
Compatible second link slot of size, second link block is inserted into the first link slot and the first link block is inserted into second
After in link slot, the upper mounting plate, seal assembly and calibration plate three are fixedly connected sequentially.
4. air tightness test fixture according to claim 3, which is characterized in that the seal assembly includes sealing block and close
Seal briquetting, opposite end outwardly convex one protruding block of formation of the sealed briquette and the first link slot, the sealing block and first
The corresponding end of link block is recessed inwardly to form a recessed groove compatible with raised block size, and the protruding block is inserted into recessed
After in slot, the sealing block is fixedly connected with sealed briquette.
5. air tightness test fixture according to claim 4, which is characterized in that second link block is equipped with the first gas
Port, and the both ends of the first gas port are connected to inside extraneous and upper mounting plate respectively, the sealed briquette is equipped with second
Gas port, the sealing block are equipped with third gas port, and the upper mounting plate, sealed briquette, sealing block and calibration plate are successively solid
After fixed connection, the first gas port, the second gas port, third gas port, leakage calibration mouth are sequentially communicated.
6. air tightness test fixture according to claim 2, which is characterized in that be further fixed on anti-product on the calibration plate
Component is taken up, the anti-product takes up component and is fixed on above sealing calibration mouth, and the anti-product takes up component internal and sealing
Calibrate mouth connection.
7. air tightness test fixture according to claim 1, which is characterized in that the both ends of the upper mounting plate, which are equipped with, leads
Xiang Zhu, the support plate corresponding position is equipped with guide sleeve, after each guide post is inserted into corresponding guide sleeve, the upper installation
Plate is fixedly connected with support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216664.6A CN109163861B (en) | 2018-10-18 | 2018-10-18 | Air tightness test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216664.6A CN109163861B (en) | 2018-10-18 | 2018-10-18 | Air tightness test fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109163861A true CN109163861A (en) | 2019-01-08 |
| CN109163861B CN109163861B (en) | 2024-02-13 |
Family
ID=64878377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811216664.6A Active CN109163861B (en) | 2018-10-18 | 2018-10-18 | Air tightness test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109163861B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203024946U (en) * | 2013-01-11 | 2013-06-26 | 重庆市新现科技发展有限公司 | Gas circuit system of air-leakage detector |
| CN204461686U (en) * | 2015-02-05 | 2015-07-08 | 尹高斌 | Product gas leakage inspection structure |
| JP2015158522A (en) * | 2015-06-11 | 2015-09-03 | トヨタ自動車株式会社 | Leak test method using differential pressure leak tester |
| CN206593818U (en) * | 2017-02-04 | 2017-10-27 | 歌尔股份有限公司 | A kind of air-tightness detection tool |
| CN206648790U (en) * | 2017-03-08 | 2017-11-17 | 深圳市四三一一检测有限公司 | A kind of calibrating installation of airtight leak detector |
| CN207675383U (en) * | 2017-12-22 | 2018-07-31 | 深圳市强瑞电子有限公司 | A kind of air-tightness tester |
| CN208999035U (en) * | 2018-10-18 | 2019-06-18 | 深圳市强瑞电子有限公司 | Air tightness test fixture |
-
2018
- 2018-10-18 CN CN201811216664.6A patent/CN109163861B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203024946U (en) * | 2013-01-11 | 2013-06-26 | 重庆市新现科技发展有限公司 | Gas circuit system of air-leakage detector |
| CN204461686U (en) * | 2015-02-05 | 2015-07-08 | 尹高斌 | Product gas leakage inspection structure |
| JP2015158522A (en) * | 2015-06-11 | 2015-09-03 | トヨタ自動車株式会社 | Leak test method using differential pressure leak tester |
| CN206593818U (en) * | 2017-02-04 | 2017-10-27 | 歌尔股份有限公司 | A kind of air-tightness detection tool |
| CN206648790U (en) * | 2017-03-08 | 2017-11-17 | 深圳市四三一一检测有限公司 | A kind of calibrating installation of airtight leak detector |
| CN207675383U (en) * | 2017-12-22 | 2018-07-31 | 深圳市强瑞电子有限公司 | A kind of air-tightness tester |
| CN208999035U (en) * | 2018-10-18 | 2019-06-18 | 深圳市强瑞电子有限公司 | Air tightness test fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109163861B (en) | 2024-02-13 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 518000 1st to 5th floors of building C, No. 308, Wuhe Avenue, Zhangkengjing community, Guanhu street, Longhua District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Qiangrui Precision Technology Co.,Ltd. Address before: Building 101, No. 243, Juling New Village, Jutang Community, Fucheng Street, Longhua District, Shenzhen City, Guangdong Province, 518000 Applicant before: SHENZHEN QIANGRUI ELECTRONICS Co.,Ltd. |
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| GR01 | Patent grant |