CN101210856B - Test system for testing water-proof product and test method - Google Patents
Test system for testing water-proof product and test method Download PDFInfo
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- CN101210856B CN101210856B CN2006101703813A CN200610170381A CN101210856B CN 101210856 B CN101210856 B CN 101210856B CN 2006101703813 A CN2006101703813 A CN 2006101703813A CN 200610170381 A CN200610170381 A CN 200610170381A CN 101210856 B CN101210856 B CN 101210856B
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Abstract
The invention provides a test system and a test program for testing waterproof function of waterproof products with positive pressure. Peculiarly, a standard sample is put into the test system for comparison with the waterproof products.
Description
Technical field
The present invention relates to a kind of test macro (Test system) and method of testing, particularly a kind of test macro and method of testing of utilizing the water-proof function of malleation (Positive air pressure) check waterproof product.In addition, test macro of the present invention and method of testing further utilize standard model to contrast for waterproof product.
Background technology
At present portable type electronic product (for example, mobile phone) on the market is because the demand on the function, and its structure must have hole and the slit that various differences such as sender, connecter hole, button and casing seam expose and communicate with portable type electronic product inside.If after having liquid to enter mobile phone, might cause portable type electronic product to crash or part damages and the situation that can't use from these holes and slit.
Yet industry was used for the most general mode of water-proof function of test products in the past, was to utilize negative pressure that tested object inside is vacuumized, and observed the variation of tested object internal pressure again.But the method that the product inner air is extracted out is easily caused the damage of product inner body.
Therefore, the object of the present invention is to provide a kind of test macro and method of testing, to address the above problem in order to testing water-proof product.
Summary of the invention
The object of the present invention is to provide a kind of test macro and method of testing, it utilizes the water-proof function of malleation with the check waterproof product.Especially, test macro comprises standard model and contrasts for waterproof product.By test macro of the present invention and method of testing, the user can reduce to minimum with the test error that environmental factor caused.
According to a preferred embodiment, test macro of the present invention comprises pneumatic pump (Air pump), first Room (Chamber), second Room, first air valve (Valve), first groove (Tank), second air valve, second groove, the 3rd air valve and differential pressure gauge (Differential pressure gauge).First Room is that operability is connected to pneumatic pump, and waterproof product is inserted first Room.Second Room be operability be connected to pneumatic pump and with the first Room equal-volume, (Golden sample) inserts second Room with standard model.First air valve is connected between first Room and second Room.Second air valve is connected between first Room and first groove.Second groove and the first groove equal-volume.The 3rd air valve is connected between second Room and second groove.Differential pressure gauge is installed to measure the pressure differential on the first air valve both sides, just the pressure differential of first Room and second Room.In addition,, at first, open first air valve, close second air valve and the 3rd air valve,, close first air valve then with pneumatic pump pressurize first Room and second Room to a predetermined pressure according to method of testing.Then, through detection period measurements pressure differential, and check whether pressure differential is higher than first threshold (Threshold) value, if then waterproof product promptly is judged as defective.
Therefore,, can whether be higher than first threshold value, judge whether waterproof product produces slight airtight infull situation by inspecting pressure differential according to test macro of the present invention.
Can be further understood by the following detailed description and accompanying drawings about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is the synoptic diagram of the architecture of the test macro of one preferred embodiment according to the present invention;
Fig. 2 A carries out the synoptic diagram of method of testing for test macro among Fig. 1;
The synoptic diagram of the method for testing when Fig. 2 B is lower than first threshold value for the pressure differential on the first air valve both sides among Fig. 1; And
Fig. 3 is the process flow diagram according to the method for testing of a preferred embodiment of the present invention;
The main element description of symbols
1: test macro 10: pneumatic pump
The Room 122 in 12: the first: waterproof product
14: the second Room of 13: the first air valves
142: 15: the second air valves of standard model
17: the three air valves of 16: the first grooves
S101-S109: process step
Embodiment
Please refer to Fig. 1, Fig. 1 is the synoptic diagram of architecture of the test macro 1 of one preferred embodiment according to the present invention.Test macro of the present invention utilizes the water-proof function of malleation with the check waterproof product.As shown in Figure 1, this test macro 1 comprises pneumatic pump 10, first Room 12, second Room 14, first air valve 13, first groove 16, second air valve 15, second groove 18, the 3rd air valve 17 and differential pressure gauge 19.
Be illustrated in equally among Fig. 1, first Room 12 is connected to pneumatic pump 10 for operability, and waterproof product 122 is inserted first Room 12.Second Room 14 for operability be connected to pneumatic pump 10 and with first Room, 12 equal-volumes, standard model 142 is inserted second Room 14.First air valve 13 is connected between first Room 12 and second Room 14.This second air valve 15 is connected between first Room 12 and first groove 16.Second groove 18 and first groove, 16 equal-volumes.The 3rd air valve 17 is connected between second Room 14 and second groove 18.Differential pressure gauge 19 is installed to measure the pressure differential on first air valve, 13 both sides, just the pressure differential of first Room and second Room.
Please refer to Fig. 2 A, Fig. 2 A carries out the synoptic diagram of method of testing for test macro 1 among Fig. 1.Shown in Fig. 2 A, according to method of testing, open first air valve 13, close second air valve 15 and the 3rd air valve 17, with pneumatic pump 10 pressurization first Room 12 and second Room, 14 to one predetermined pressures, close first air valve 13 then.
Be illustrated in equally among Fig. 2 A,, through detection period measurements pressure differential, and check whether this pressure differential is higher than first threshold value, if then waterproof product 122 promptly is judged as defective according to this method of testing.In other words, this promptly represents in the slight airtight full situation of a part of waterproof product 122 appearance.If falling into, waterproof product 122 then can slowly intake in the water and waterproof fully.
Please refer to Fig. 2 B, the synoptic diagram of the method for testing when Fig. 2 B is lower than first threshold value for the pressure differential on first air valve, 13 both sides among Fig. 1.Shown in Fig. 2 B, pressure differential is if be lower than first threshold value, then according to this method of testing, further open second air valve 15 and the 3rd air valve 17, whether the pressure differential of measure differences in pressure, and inspection once more is higher than second threshold value, if then waterproof product 122 promptly is judged as defective.If not, then waterproof product 122 be qualified.In other words, on behalf of waterproof product 122, this promptly serious airtight infull situation occurs.If waterproof product 122 is fallen in the water and then can directly be intake, fully can not waterproof.
Next the method for testing of one preferred embodiment according to the present invention will be described, it is applied to test macro 1 as shown in Figure 1.About the architecture of test macro 1, please refer to Fig. 1 and corresponding explanation thereof, seldom do at this and give unnecessary details.
Please refer to Fig. 3.Fig. 3 is the process flow diagram of the method for testing of one preferred embodiment according to the present invention.As shown in Figure 3, method of testing comprises the following step:
Step S101: waterproof product 122 is inserted first Room 12;
Step S102: standard model 142 is inserted second Room 14;
Step S103: open first air valve 13, close second air valve 15 and the 3rd air valve 17,, close first air valve 13 then with pneumatic pump 10 pressurization first Room 12 and second Room, 14 to one predetermined pressures;
Step S104: through detection period measurements pressure differential, and check whether pressure differential is higher than first threshold value, if, then carry out step S105, if not, then carry out step S106;
Step S105: judge that waterproof product 122 is defective;
Step S106: further open second air valve 15 and the 3rd air valve 17;
Step S107: whether the pressure differential of measure differences in pressure, and inspection once more is higher than second threshold value, if, then carry out step S108, if not, then carry out step S109;
Step S108: judge that waterproof product 122 is defective.
Step S109: judge that waterproof product 122 is qualified.
In actual applications, according to test macro 1 of the present invention, the visual various waterproof products of predetermined pressure the anti-water quality standard that must meet and adjusting.For example, predetermined pressure can be adjusted to one meter dark pressure under water, whether can reach the classification of waterproof of IPX7 in order to the testing action communicator.
Compare with technology in the early time,, can whether be higher than first threshold value, judge whether waterproof product produces slight airtight infull situation by inspecting pressure differential according to test macro of the present invention.In addition,, also can further whether be higher than second threshold value, judge whether waterproof product serious airtight infull situation occurs by inspecting pressure differential according to test macro of the present invention.
By the above detailed description of preferred embodiments, hope can be known expression feature of the present invention and spirit more, and is not to come category of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its objective is that hope can contain being arranged in the claim of the present invention of various changes and tool equality.
Claims (2)
1. test macro in order to testing water-proof product is characterized in that this test macro comprises:
Pneumatic pump;
First Room, this first Room are that operability is connected to this pneumatic pump, and this waterproof product is inserted this first Room;
Second Room, this second Room be operability be connected to this pneumatic pump and with this first Room equal-volume, standard model is inserted this second Room;
First air valve, this first air valve are connected between this first Room and this second Room;
First groove;
Second air valve, this second air valve are connected between this first Room and this first groove;
Second groove, this second groove and this first groove equal-volume;
The 3rd air valve, the 3rd air valve are connected between this second Room and this second groove; And
Differential pressure gauge, this differential pressure gauge are installed to measure the pressure differential on these first air valve both sides;
Wherein method of testing comprises the following step:
Open this first air valve, close this second air valve and the 3rd air valve,, close this first air valve then with this pneumatic pump pressurize this first Room and this second Room to a predetermined pressure; And
Through this pressure differential of detection period measurements, and check whether this pressure differential is higher than first threshold value, if judge that then this waterproof product is defective;
This pressure differential is if be lower than this first threshold value, and then this method of testing further comprises the following step:
Open this second air valve and the 3rd air valve, measure this pressure differential once more, and check whether this pressure differential is higher than second threshold value, if judge that then this waterproof product is defective; If not, judge that then this waterproof product is qualified.
2. method of testing of coming testing water-proof product by test macro, it is characterized in that this test macro comprises pneumatic pump, first Room, second Room, first air valve, first groove, second air valve, second groove, the 3rd air valve and differential pressure gauge, this first Room is that operability is connected to this pneumatic pump, this second Room be operability be connected to this pneumatic pump and with this first Room equal-volume, this first air valve is connected between this first Room and this second Room, this second air valve is connected between this first Room and this first groove, the 3rd air valve is connected between this second Room and this second groove, this second groove and this first groove equal-volume, this differential pressure gauge is installed to measure the pressure differential on these first air valve both sides, and this method of testing comprises the following step:
Waterproof product is inserted first Room;
Standard model is inserted second Room;
Open first air valve, close second air valve and the 3rd air valve,, close this first air valve then with pneumatic pump pressurize this first Room and this second Room to a predetermined pressure; And
Through detection period measurements pressure differential, and check whether this pressure differential is higher than first threshold value, if judge that then this waterproof product is defective;
This pressure differential is if be lower than this first threshold value, and then this method of testing further comprises the following step:
Open this second air valve and the 3rd air valve; And
Measure this pressure differential once more, and check whether this pressure differential is higher than second threshold value, if judge that then this waterproof product is defective; If not, judge that then this waterproof product is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101703813A CN101210856B (en) | 2006-12-29 | 2006-12-29 | Test system for testing water-proof product and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101703813A CN101210856B (en) | 2006-12-29 | 2006-12-29 | Test system for testing water-proof product and test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101210856A CN101210856A (en) | 2008-07-02 |
| CN101210856B true CN101210856B (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006101703813A Expired - Fee Related CN101210856B (en) | 2006-12-29 | 2006-12-29 | Test system for testing water-proof product and test method |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466551A (en) * | 2010-11-19 | 2012-05-23 | 亚旭电脑股份有限公司 | Waterproof testing device and method thereof |
| CN103017980B (en) * | 2012-12-13 | 2015-09-09 | 天钺电子(东莞)有限公司 | Vacuum waterproof test equipment |
| CN104535279A (en) * | 2015-01-04 | 2015-04-22 | 郑州轻工业学院 | Novel waterproof and dustproof level dry detection method and device |
| CN104792473B (en) * | 2015-03-26 | 2019-01-25 | 东莞市骏智机电科技有限公司 | The device for detecting sealability and method of electronic product |
| EP3121663B1 (en) * | 2015-07-22 | 2021-03-03 | Rolex Sa | Method for checking the tightness of a timepiece |
| CN106441734A (en) * | 2016-10-11 | 2017-02-22 | 重庆航天机电设计院 | Sealing detection method and sealing detection equipment based on dry comparison method |
| CN106525360A (en) * | 2016-12-09 | 2017-03-22 | 合肥国轩高科动力能源有限公司 | Method for detecting tightness of battery box body |
| CN108534963B (en) * | 2018-03-16 | 2020-05-08 | 昆山丘钛微电子科技有限公司 | Waterproof performance detection method and system |
| CN109313099B (en) * | 2018-05-31 | 2023-11-14 | 歌尔股份有限公司 | Test device and calibration method |
| US11467053B2 (en) * | 2018-05-31 | 2022-10-11 | Goertek Inc. | Test device and calibrating method |
| CN109556809B (en) * | 2019-01-14 | 2020-06-30 | 中国工程物理研究院机械制造工艺研究所 | Nondestructive leak detection method and device based on differential pressure principle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2395265Y (en) * | 1999-11-22 | 2000-09-06 | 番禺市科腾工业有限公司 | Light touch screen computer gas seal property detector |
| CN2819200Y (en) * | 2005-08-06 | 2006-09-20 | 王彭寿 | Device for testing priming product packing leakage |
| CN1880936A (en) * | 2005-06-17 | 2006-12-20 | 浙江工业大学 | High precision micro-gas leakage detector |
-
2006
- 2006-12-29 CN CN2006101703813A patent/CN101210856B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2395265Y (en) * | 1999-11-22 | 2000-09-06 | 番禺市科腾工业有限公司 | Light touch screen computer gas seal property detector |
| CN1880936A (en) * | 2005-06-17 | 2006-12-20 | 浙江工业大学 | High precision micro-gas leakage detector |
| CN2819200Y (en) * | 2005-08-06 | 2006-09-20 | 王彭寿 | Device for testing priming product packing leakage |
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| CN101210856A (en) | 2008-07-02 |
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