CN103837719A - Shield testing device - Google Patents
Shield testing device Download PDFInfo
- Publication number
- CN103837719A CN103837719A CN201410081027.8A CN201410081027A CN103837719A CN 103837719 A CN103837719 A CN 103837719A CN 201410081027 A CN201410081027 A CN 201410081027A CN 103837719 A CN103837719 A CN 103837719A
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- shielding
- proving installation
- top board
- screening cover
- base plate
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a shield testing device. The shield testing device comprises a shielding box and a shield testing sub-fixture. The shield testing sub-fixture is arranged inside the shielding box, and a shielding strip made of copper is arranged on the combination portion of a box door of the shielding box and a box body of the shielding box. According to the shield testing device, the shield testing sub-fixture is arranged inside the shielding box and the shielding strip made of copper is arranged on the combination portion of the box door of the shielding box and the box body of the shielding box, therefore, during testing, a circuit board is not prone to being interfered by external signals; an upper shielding cover and a lower shielding cover are arranged on a tool carrying table, the circuit board is pressed between the upper shielding cover and the lower shielding cover through a transmission mechanism, and therefore the wireless shielding effect is further enhanced.
Description
Technical field
The present invention relates to electronic product test, relate in particular to a kind of shielding proving installation.
Background technology
Often can need the mainboard of some communication products to test at present moving communicating field; but often can be owing to being subject to the interference of external wireless signals and having influence on the effect of test in the process of test, the interference problem that how to solve external wireless signals becomes problem in the urgent need to address at present.
Summary of the invention
in order to solve the defect existing in prior art, the invention provides a kind of shielding proving installation, can realize communication board and test in the situation that not having wireless signal to disturb.
Technical matters to be solved by this invention is achieved through the following technical solutions:
A kind of shielding proving installation, is characterized in that: comprise shielded box and shielding test sub-folder tool, described shielding test sub-folder tool is arranged on the inside of shielded box, and the chamber door of described shielded box and the joint portion of casing are provided with copper shielding strip.
Preferably, described shielding test sub-folder tool comprises fixture stand, and described fixture stand comprises top board and base plate, top board and base plate be arranged in parallel, the two four jiaos connect by support leg, on the upper surface of described top board, are provided with slide rail, and that on slide rail, slides is provided with the carrier platform for carrying circuit board under test.
Preferably, be provided with lower screening cover above described carrier platform, the top of lower screening cover is provided with screening cover.
Preferably, the both sides of described slide rail are respectively equipped with two guideposts, and guidepost is perpendicular to the upper surface of top board, stretch out from the lower surface of top board through top board lower end, the upper end of guidepost is provided with lower platen, and lower end is provided with back up pad, the below connection for transmission mechanism of back up pad.
Preferably, the lower surface of described lower platen is provided with some elasticity compression legs, and described elasticity is pushed down and is arranged in array.
Preferably, described gear train comprises lobe plate, lobe plate is fixed on base plate, lobe plate is provided with driving cam, one end of driving cam is connected with one end of transmission bracket through lobe plate, the other end of driving cam is connected with handgrip, and the other end of transmission bracket and the bottom surface of back up pad are connected and fixed.
Preferably, described base plate is provided with screening cover snap close, and one end of screening cover snap close is buckled on the bottom surface of back up pad through base plate.
The beneficial effect that the present invention reaches is: by shielding test sub-folder tool being arranged on to the inside of shielded box, and be provided with copper shielding strip in the chamber door of shielded box and the joint portion of casing and make circuit board in test, be not easy to be subject to the interference of outer signals, and by arranging on carrier platform between upper and lower screening cover by gear train, circuit board is pressed in and between upper and lower screening cover, has further strengthened wireless shielding effect.
Accompanying drawing explanation
Fig. 1 is that a kind of proving installation shielded box chamber door that shields of the present invention is opened structural representation afterwards;
Fig. 2 is the structural representation at shielding test of the present invention one of them visual angle of sub-folder tool;
Fig. 3 is the structural representation at shielding test of the present invention another visual angle of sub-folder tool;
Fig. 4 is the structural representation at shielding test of the present invention another visual angle of sub-folder tool.
Embodiment
In order to further describe technical characterstic of the present invention and effect, below in conjunction with the drawings and specific embodiments, the present invention is described further.
Referring to figs. 1 through Fig. 4, a kind of shielding proving installation, comprises shielded box 1 and shielding test sub-folder tool 2, and described shielding test sub-folder tool 2 is arranged on the inside of shielded box 1, and the chamber door of described shielded box 1 and the joint portion of casing are provided with copper shielding strip 3.
Further, described shielding test sub-folder tool 2 comprises fixture stand 21, described fixture stand 21 comprises top board 211 and base plate 212, top board 211 be arranged in parallel with base plate 212, the two four jiaos connect by support leg, on the upper surface of described top board 212, be provided with slide rail 4, that on slide rail 4, slides is provided with the carrier platform 5 for carrying circuit board under test.
In order further to improve the effect that shields wireless signal in test process, above described carrier platform 5, be provided with lower screening cover 6, the top of lower screening cover 6 is provided with screening cover 7.
In order further to compress upper and lower shielding better to shield wireless signal, and assurance presses down the stability in process, the both sides of described slide rail 4 are respectively equipped with two guideposts 11, guidepost 11 is perpendicular to the upper surface of top board 211, stretch out from the lower surface of top board 211 through top board 211 lower end, the upper end of guidepost 11 is provided with lower platen 9, and lower end is provided with back up pad 10, the below connection for transmission mechanism 8 of back up pad 10.
For lower platen 9 pressure in the process pressing down is kept evenly, and preventing that lower platen 9 surface and upper screening cover 7 from directly contacting causes rigidity to contact the circuit board to be tested between upper and lower screening cover is damaged by pressure, the lower surface of described lower platen 9 is provided with some elasticity compression legs 12, and described elasticity compression leg 12 is arranged in array.
Further, described gear train 8 comprises lobe plate 81, lobe plate 81 is fixed on base plate 212, lobe plate 81 is provided with driving cam 82, one end of driving cam 82 is connected with one end of transmission bracket 83 through lobe plate 81, the other end of driving cam 82 is connected with handgrip 84, and the bottom surface of the other end of transmission bracket 83 and back up pad 10 is connected and fixed.
Further, described base plate 211 is provided with screening cover snap close 13, and one end of screening cover snap close 13 is buckled on the bottom surface of back up pad 10 through base plate 211.
When use, first communication board to be tested is arranged on to upper 7, between lower 6 screening covers, after screening cover is built, carrier platform 5 is prolonged slide rail 4 shift onto lower platen 9 under, now screening cover snap close 13 is pushed open, rotate handgrip 84, drive back up pad 10 to pull lower platen 9 to pressing down by cam 82, elasticity on final lower platen 9 lower surfaces is pushed down 12 and is pressed in uniformly on screening cover 7, upper 7, lower 6 screening covers are provided with the die cavity corresponding with communication board to be tested, and then the chamber door of shutting shielded box 1 can be tested, see inner structure of the present invention clearly for clearer, chamber door is omitted in the drawings.
Above-described embodiment does not limit the present invention in any form, and all technical schemes of taking the form that is equal to replacement or equivalent transformation to obtain, within all dropping on protection scope of the present invention.
Claims (7)
1. a shielding proving installation, it is characterized in that: comprise shielded box (1) and shielding test sub-folder tool (2), described shielding test sub-folder tool (2) is arranged on the inside of shielded box (1), and the chamber door of described shielded box (1) and the joint portion of casing are provided with copper shielding strip (3).
2. a kind of shielding proving installation according to claim 1, it is characterized in that: described shielding test sub-folder tool (2) comprises fixture stand (21), described fixture stand (21) comprises top board (211) and base plate (212), top board (211) be arranged in parallel with base plate (212), the two four jiaos connect by support leg, on the upper surface of described top board (212), be provided with slide rail (4), what slide rail (4) above slided is provided with the carrier platform (5) for carrying circuit board under test.
3. a kind of shielding proving installation according to claim 2, is characterized in that: be provided with lower screening cover (6) in the top of described carrier platform (5), the top of lower screening cover (6) is provided with screening cover (7).
4. a kind of shielding proving installation according to claim 2, it is characterized in that: the both sides of described slide rail (4) are respectively equipped with two guideposts (11), guidepost (11) is perpendicular to the upper surface of top board (211), stretch out from the lower surface of top board (211) through top board (211) lower end, the upper end of guidepost (11) is provided with lower platen (9), lower end is provided with back up pad (10), the below connection for transmission mechanism (8) of back up pad (10).
5. a kind of shielding proving installation according to claim 4, is characterized in that: the lower surface of described lower platen (9) is provided with some elasticity compression legs (12), and described elasticity compression leg (12) is arranged in array.
6. a kind of shielding proving installation according to claim 4, it is characterized in that: described gear train (8) comprises lobe plate (81), lobe plate (81) is fixed on base plate (212), lobe plate (81) is provided with driving cam (82), one end of driving cam (82) is connected with one end of transmission bracket (83) through lobe plate (81), the other end of driving cam (82) is connected with handgrip (84), and the bottom surface of the other end of transmission bracket (83) and back up pad (10) is connected and fixed.
7. a kind of shielding proving installation according to claim 4, it is characterized in that: described base plate (211) is provided with screening cover snap close (13), one end of screening cover snap close (13) is buckled on the bottom surface of back up pad (10) through base plate (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081027.8A CN103837719B (en) | 2014-03-06 | 2014-03-06 | A kind of shielding test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081027.8A CN103837719B (en) | 2014-03-06 | 2014-03-06 | A kind of shielding test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103837719A true CN103837719A (en) | 2014-06-04 |
| CN103837719B CN103837719B (en) | 2016-08-24 |
Family
ID=50801426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410081027.8A Active CN103837719B (en) | 2014-03-06 | 2014-03-06 | A kind of shielding test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103837719B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353795A (en) * | 2018-09-04 | 2019-02-19 | 广州市诚臻电子科技有限公司 | A kind of screened room of draw and insert-type replacement monitor station |
| CN109813944A (en) * | 2017-11-20 | 2019-05-28 | 伟睿科技（深圳）有限公司 | Modular shielding castle |
| CN110470873A (en) * | 2019-09-07 | 2019-11-19 | 贵州中信宏业科技股份有限公司 | Telecommunication circuit tests shielded box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10154891A (en) * | 1996-11-21 | 1998-06-09 | Fujitsu Ltd | Shield device for testing radio equipment |
| CN2877211Y (en) * | 2006-02-07 | 2007-03-07 | 天津市金穗科贸有限公司 | Antistatic screening test box |
| CN2938124Y (en) * | 2006-06-19 | 2007-08-22 | 上海电动工具研究所 | Expansion on-line electromagnetic interference detection device |
| CN101593565A (en) * | 2009-07-03 | 2009-12-02 | 北京邮电大学 | The portable electromagnetic shielding box that is used for testing weak signals of mobile terminal |
| CN203811646U (en) * | 2014-03-06 | 2014-09-03 | 昆山市力格自动化设备有限公司 | Shielding testing device |
-
2014
- 2014-03-06 CN CN201410081027.8A patent/CN103837719B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10154891A (en) * | 1996-11-21 | 1998-06-09 | Fujitsu Ltd | Shield device for testing radio equipment |
| CN2877211Y (en) * | 2006-02-07 | 2007-03-07 | 天津市金穗科贸有限公司 | Antistatic screening test box |
| CN2938124Y (en) * | 2006-06-19 | 2007-08-22 | 上海电动工具研究所 | Expansion on-line electromagnetic interference detection device |
| CN101593565A (en) * | 2009-07-03 | 2009-12-02 | 北京邮电大学 | The portable electromagnetic shielding box that is used for testing weak signals of mobile terminal |
| CN203811646U (en) * | 2014-03-06 | 2014-09-03 | 昆山市力格自动化设备有限公司 | Shielding testing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813944A (en) * | 2017-11-20 | 2019-05-28 | 伟睿科技（深圳）有限公司 | Modular shielding castle |
| CN109353795A (en) * | 2018-09-04 | 2019-02-19 | 广州市诚臻电子科技有限公司 | A kind of screened room of draw and insert-type replacement monitor station |
| CN110470873A (en) * | 2019-09-07 | 2019-11-19 | 贵州中信宏业科技股份有限公司 | Telecommunication circuit tests shielded box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103837719B (en) | 2016-08-24 |
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| C14 | Grant of patent or utility model | ||
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