CN206847683U - Reliability test frock - Google Patents
Reliability test frock Download PDFInfo
- Publication number
- CN206847683U CN206847683U CN201720653508.0U CN201720653508U CN206847683U CN 206847683 U CN206847683 U CN 206847683U CN 201720653508 U CN201720653508 U CN 201720653508U CN 206847683 U CN206847683 U CN 206847683U
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- cover plate
- product
- upper cover
- lower cover
- plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000012528 membrane Substances 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 241000463219 Epitheca Species 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model provides a kind of reliability test frock, including upper cover plate, lower cover and the product orientation plate being fixed between upper cover plate and lower cover, trial product to be measured are fixed on product orientation plate；Wherein, seal groove is provided with upper cover plate and lower cover, it is spacing in seal groove to have sealing ring, sealed between upper cover plate, lower cover and product orientation plate by sealing ring；The dustproof and waterproof ventilated membrane that air-vent is provided with upper cover plate and is pasted onto at air-vent, trial product to be measured and air-vent position correspondence.A clean test environment can be provided for trial product to be measured using above-mentioned utility model, improves the product test degree of accuracy, reduces testing cost.
Description
Technical Field
The utility model relates to a product test technical field, more specifically relates to a reliability test frock.
Background
With the development of technology, environmental sensors, especially MEMS environmental sensors, are increasingly applied to the fields of mobile phones, wearable devices, smart homes, and the like. In order to ensure that the sensor is reliable and stable in the working process, the reliability of the sensor needs to be verified according to the characteristics of the product, and the product can be put into the market and used after the relevant reliability verification is passed.
At present, an environment sensor, such as an air pressure sensor, a humidity sensor, a gas sensor, etc., is provided with a vent hole communicated with the environment on a packaging structure thereof, so as to achieve the purpose of detecting corresponding environment information, and when reliability tests such as power-on tests such as high-temperature and high-humidity power-on, high-temperature power-on, etc., are performed, a common method is as follows: after the product is welded on the circuit board, the product is directly placed into the test box, and because foreign matters and tiny particles are very many in the conventional test box, the foreign matters and the tiny particles easily enter the sensor through the air holes of the sensor in the test process, and are adsorbed and deposited on the surface of the MEMS chip, so that the product performance is seriously changed or loses efficacy. The reliability test at this time cannot truly reflect and evaluate the reliability performance of the sensor.
In the existing process of solving the environmental problem of the test box, if the test box is specially used for a certain type of sensor, resources are wasted, and the test cost is high; if the dustproof and waterproof breathable film is pasted on the surface of the sensor, special pasting equipment needs to be introduced due to the small size (for example, 2.0mm x 2.0mm) of the product, so that the cost is high; meanwhile, the dustproof and waterproof breathable film is manually pasted, so that the sizes of the product and the film are very small, and the operability is poor. Moreover, some environmental sensors cannot be manually attached with a dustproof and waterproof breathable film on the packaging structure.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a reliability test frock to it is serious to solve present product reliability test and receive environmental impact, is unfavorable for acquireing accurate test result, in addition, still has test cost height, operates complicated scheduling problem.
The utility model provides a reliability test tool, which comprises an upper cover plate, a lower cover plate and a product positioning plate fixed between the upper cover plate and the lower cover plate, wherein a product to be tested is fixed on the product positioning plate; the upper cover plate and the lower cover plate are provided with sealing grooves, sealing rings are limited in the sealing grooves, and the upper cover plate, the lower cover plate and the product positioning plate are sealed through the sealing rings; the upper cover plate is provided with air holes and a dustproof and waterproof breathable film adhered to the air holes, and the to-be-tested product corresponds to the air holes.
In addition, the preferable structure is that the upper cover plate, the lower cover plate and the product positioning plate are assembled and positioned through positioning pins and then are connected and fixed through bolts.
In addition, the preferable structure is that the product positioning plate is provided with bonding pads, and the arrangement positions and the number of the bonding pads correspond to the arrangement positions and the number of the pins of the product to be tested; and the product to be tested is conducted with the bonding pad.
In addition, the preferable structure is that a signal interface which is communicated with the bonding pad is also arranged on the product positioning plate, and the signal interface is communicated with an external testing device; and the test signal sent by the test device is transmitted to a product to be tested through the signal interface and the bonding pad.
In addition, the sealing groove on the upper cover plate and/or the lower cover plate is preferably of an I-shaped structure, an oval structure, a rectangular structure or a runway structure.
In addition, the preferred structure is that the air holes are holes which penetrate through the upper cover plate; or the air holes comprise at least two through holes which are regularly distributed.
Further, it is preferable that the product to be tested includes an air pressure sensor, a humidity sensor, a gas sensor, and a plurality of combined environment sensors that simultaneously detect the amount of environment.
In addition, the preferable structure is that the product positioning plate is a PCB.
According to the technical scheme, the reliability test tool seals the product between the upper cover plate and the lower cover plate, and can provide a relatively pure environment for the product to be tested; simultaneously, the product that awaits measuring can also reach the purpose that detects corresponding environmental information through dustproof waterproof ventilated membrane and environment contact, and the experimental precision of product reliability is high, with low costs.
Drawings
Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:
fig. 1 is a schematic structural diagram of a reliability test tool according to an embodiment of the present invention;
fig. 2-1 is a schematic view of a structure of an upper cover plate according to an embodiment of the present invention;
fig. 2-2 is a schematic structural diagram of an upper cover plate according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lower cover plate according to an embodiment of the present invention;
fig. 4 is an upper cover plate structure according to another embodiment of the present invention;
fig. 5 is a lower deck structure according to another embodiment of the present invention;
fig. 6 is a schematic diagram of a product positioning plate structure according to an embodiment of the present invention.
Wherein the reference numerals include: the device comprises an upper cover plate 1, an upper cover plate 1 ', an air vent 11, a sealing groove 12', a stepped hole 13, a product positioning plate 2, a signal interface 21, a bonding pad 22, a through hole 23, a lower cover plate 3 ', a threaded hole 31, a sealing groove 32', an air vent 4 and a dustproof and waterproof air-permeable film 5.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
For the detailed description of the utility model discloses a reliability test frock structure, it will be right to combine the figure below the concrete embodiment of the utility model to carry out the detailed description.
Fig. 1 shows the reliability test tooling structure according to the embodiment of the utility model.
As shown in fig. 1, the reliability testing tool according to the embodiment of the present invention includes an upper cover plate 1, a lower cover plate 3, and a product positioning plate 2 fixed between the upper cover plate 1 and the lower cover plate 3, wherein a product to be tested is fixed on the product positioning plate 2 and sealed between the upper cover plate 1 and the lower cover plate 3; wherein, the upper cover plate 1 and the lower cover plate 3 are provided with sealing grooves (including the sealing groove of the upper cover plate and the sealing groove of the lower cover plate), a sealing ring is limited in the sealing groove, and the upper cover plate 1, the lower cover plate 3 and the product positioning plate 2 are sealed by the sealing ring; be provided with bleeder vent 4 and paste dustproof and waterproof ventilated membrane 5 in bleeder vent 4 department on upper cover plate 1, the test product that awaits measuring corresponds with bleeder vent 4 position, and the test product setting that awaits measuring promptly is provided with the dustproof and waterproof ventilated membrane 5 in one side that the epitheca is close to at product positioning plate 2 to ensure that the test product that awaits measuring contacts with the environment.
Specifically, the sizes of the upper cover plate 1 and the lower cover plate 3 are corresponding and are smaller than the size of the product positioning plate 2, stepped holes 13, threaded holes 31 and through holes 23 corresponding in position are respectively arranged on the upper cover plate 1, the lower cover plate 3 and the product positioning plate 2, the upper cover plate 1, the lower cover plate 3 and the product positioning plate 2 are rotatably matched and positioned through positioning pin holes, and then are fixedly connected through positioning bolts, so that a product to be tested fixed on the product positioning plate 2 is sealed between the upper cover plate 1 and the lower cover plate 3.
Fig. 2-1 and 2-2 show a front structure and a back structure of an upper cover plate according to an embodiment of the present invention, respectively.
As shown in fig. 1 to 2-1, the upper cover plate 1 of the embodiment of the present invention is provided with a plurality of stepped holes 13, a sealing groove 12 with an "i" shaped structure, and an avoiding groove located in the sealing groove 12, when the upper shell is fixedly connected to the product positioning plate 2, a sealing ring (not shown in the figure) is disposed in the sealing groove 12 for sealing, and the product to be tested located on the product fixing plate is accommodated in the avoiding groove to prevent the upper cover plate 1 from extruding the product to be tested; in addition, still be provided with bleeder vent 11 on upper cover plate 1 (or dodge the groove), paste dust-proof waterproof ventilated membrane 5 in upper cover plate 1 position in bleeder vent 11, keep apart foreign matters such as dust, tiny particle in the experimental environment through dust-proof waterproof ventilated membrane 5, ensure that the reliability test of the product of awaiting measuring can truly reflect, aassessment the reliability performance of the product of awaiting measuring.
In a specific embodiment of the present invention, the air hole 4 may be a rectangular hole penetrating through the upper cover plate 1, and the dustproof and waterproof breathable film 5 is attached to the outside of the hole; alternatively, the air vent 4 comprises at least two through holes regularly distributed, for example, as shown in fig. 2-1 and fig. 2-2, the air vent 11 comprises three through holes sequentially arranged, and the dustproof and waterproof air permeable membrane 5 is attached to the outer sides of the three through holes. It can be known that the air holes 11 mainly ensure the clean contact between the product to be tested and the environment, so as to achieve the purpose of detecting the corresponding environment information, and the product can be put into the market only when the test of the product to be tested meets the reliability requirement.
Fig. 3 shows a lower cover plate structure according to an embodiment of the present invention.
Combine fig. 1 to fig. 3 to show jointly, the utility model discloses lower apron 3 structure is similar with upper cover plate 1 structure, be provided with the screw hole 31 that corresponds with shoulder hole 13 on apron 3 down, "worker" type structure's seal groove 32 and be located the sealing washer (not shown in the figure) of seal groove 32, seal groove 32 shape on the apron 3 down can be the same with the seal groove 12 shape on the upper cover plate 1, also can be inequality, can ensure down apron 3 and the fixed back of product locating plate 2, the product of awaiting measuring can seal up between upper cover plate 1 and lower apron 3.
Specifically, the sealing grooves on the upper cover plate 1 and/or the lower cover plate 3 may be of an "i" type structure, an oval structure, a rectangular structure, or a track type structure, and the like, and may be specifically set according to the structure or size of the product to be tested. Wherein, fig. 2-2 and fig. 2-2 show that the seal groove of the upper cover plate according to the embodiment of the present invention is an example of an "i" type structure, and fig. 3 shows that the seal groove of the lower cover plate according to the embodiment of the present invention is also an example of an "i" type structure. Fig. 4 shows an upper cover plate structure according to another embodiment of the present invention, and fig. 5 shows a lower cover plate structure according to another embodiment of the present invention.
As shown in fig. 4 and 5, in this embodiment, the sealing groove 12 'provided in the upper cover plate 1' has a rectangular structure, and the sealing groove 32 'provided in the lower cover plate 3' also has a rectangular structure.
Fig. 6 shows a product positioning plate structure according to an embodiment of the present invention.
Combine fig. 1 to fig. 6 jointly shown, the utility model discloses a product locating plate 2 includes, with shoulder hole 13, the through-hole 23 that screw hole 31 corresponds respectively, set up pad 22 or contact pin on product locating plate 2, and signal interface 21, pad 22 set up distance and number one-to-one between position and number and the pin of the product of awaiting measuring, the pin welding of the product of awaiting measuring is on the pad 22 that corresponds, perhaps the pin of the product of awaiting measuring inserts in corresponding the contact pin, realize awaiting measuring the switch-on of product and pad 22, signal interface 21 switches on with pad 22 and outside testing arrangement simultaneously, the test signal that testing arrangement sent loops through signal interface 21 and pad 22 and transmits to the product of awaiting measuring.
Specifically, the size of the product positioning plate 2 is larger than the size of the upper cover plate 1 and the lower cover plate 3, the bonding pad 22 located on the product positioning plate 2 is located between the upper cover plate 1 and the lower cover plate 3, and the signal interface 21 is located outside the upper cover plate 1 and the lower cover plate 3, so that connection and conduction between the product positioning plate and an external circuit are facilitated.
It should be noted that the product to be tested of the embodiment of the present invention can be a plurality of types of environmental sensors such as an air pressure sensor, a humidity sensor, and a gas sensor, and a plurality of combined environmental sensors for simultaneously detecting environmental quantities, and further includes an MEMS (Micro-Electro-Mechanical System) environmental sensor, and the reliability testing tool of the present invention can simultaneously detect a single or a plurality of combined environmental sensors; the product positioning plate 2 may be a Printed Circuit Board (PCB).
Can find out through above-mentioned embodiment, the utility model provides a reliability test frock can be when guaranteeing the product that awaits measuring and the environmental contact, avoid pollutants such as dust in the environment, granule enter into the product that awaits measuring inside, influence the product reliability test, cause the performance of product impaired or the risk that became invalid even, moreover, the steam generator is simple in structure, low cost, can provide relatively clean experimental environment for the product that awaits measuring, guarantee true reflection, the reliability performance of accurate aassessment product, the efficiency of software testing is high, the degree of accuracy is high.
The reliability test tool according to the present invention has been described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the reliability testing tool set forth above without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (8)
1. A reliability test tool is characterized by comprising an upper cover plate, a lower cover plate and a product positioning plate fixed between the upper cover plate and the lower cover plate, wherein a product to be tested is fixed on the product positioning plate; wherein,
sealing grooves are formed in the upper cover plate and the lower cover plate, sealing rings are limited in the sealing grooves, and the upper cover plate, the lower cover plate and the product positioning plate are sealed through the sealing rings;
the upper cover plate is provided with air holes and a dustproof and waterproof breathable film adhered to the air holes, and the to-be-tested product corresponds to the air holes.
2. The reliability test tool of claim 1,
the upper cover plate, the lower cover plate and the product positioning plate are assembled and positioned through positioning pins and then are fixedly connected through bolts.
3. The reliability test tool of claim 1,
the product positioning plate is provided with bonding pads, and the arrangement positions and the number of the bonding pads correspond to the arrangement positions and the number of the pins of the product to be tested;
and the product to be tested is conducted with the bonding pad.
4. The reliability test tool of claim 3,
the product positioning plate is also provided with a signal interface which is communicated with the bonding pad, and the signal interface is communicated with an external testing device;
and the test signal sent by the test device is transmitted to the product to be tested through the signal interface and the bonding pad.
5. The reliability test tool of claim 1,
the sealing grooves on the upper cover plate and/or the lower cover plate are of I-shaped structures, oval-shaped structures, rectangular structures or runway-shaped structures.
6. The reliability test tool of claim 1,
the air holes are holes penetrating through the upper cover plate; or the air holes comprise at least two through holes which are regularly distributed.
7. The reliability test tool of claim 1,
the product to be tested comprises an air pressure sensor, a humidity sensor, a gas sensor and a plurality of combined environment sensors for simultaneously detecting a plurality of environment quantities.
8. The reliability test tool of claim 1,
the product locating plate is a PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653508.0U CN206847683U (en) | 2017-06-06 | 2017-06-06 | Reliability test frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653508.0U CN206847683U (en) | 2017-06-06 | 2017-06-06 | Reliability test frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206847683U true CN206847683U (en) | 2018-01-05 |
Family
ID=60797565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653508.0U Expired - Fee Related CN206847683U (en) | 2017-06-06 | 2017-06-06 | Reliability test frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206847683U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019227402A1 (en) * | 2018-05-31 | 2019-12-05 | Goertek Inc. | Test device and calibrating method |
| CN111323993A (en) * | 2018-12-15 | 2020-06-23 | 三赢科技（深圳）有限公司 | Lens module and electronic device |
| CN111562044A (en) * | 2020-06-05 | 2020-08-21 | 中国船舶科学研究中心 | Underwater explosion water jet flow load measurement sensor protection device and manufacturing process thereof |
-
2017
- 2017-06-06 CN CN201720653508.0U patent/CN206847683U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019227402A1 (en) * | 2018-05-31 | 2019-12-05 | Goertek Inc. | Test device and calibrating method |
| US11187609B2 (en) | 2018-05-31 | 2021-11-30 | Goertek Inc. | Test device and calibrating method |
| CN111323993A (en) * | 2018-12-15 | 2020-06-23 | 三赢科技（深圳）有限公司 | Lens module and electronic device |
| CN111562044A (en) * | 2020-06-05 | 2020-08-21 | 中国船舶科学研究中心 | Underwater explosion water jet flow load measurement sensor protection device and manufacturing process thereof |
| CN111562044B (en) * | 2020-06-05 | 2021-10-08 | 中国船舶科学研究中心 | Underwater explosion water jet flow load measurement sensor protection device and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200616 Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province Patentee after: Goer Microelectronics Co.,Ltd. Address before: 266100 Qingdao, Laoshan District, North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |