CN2899407Y - Signal separating box - Google Patents
Signal separating box Download PDFInfo
- Publication number
- CN2899407Y CN2899407Y CN 200620003270 CN200620003270U CN2899407Y CN 2899407 Y CN2899407 Y CN 2899407Y CN 200620003270 CN200620003270 CN 200620003270 CN 200620003270 U CN200620003270 U CN 200620003270U CN 2899407 Y CN2899407 Y CN 2899407Y
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- CN
- China
- Prior art keywords
- isolation
- isolating
- cover cap
- cover
- electromagnetic wave
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- 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.)
- Expired - Lifetime
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A signal-isolating box, wherein, a hatch is arranged at the top of a hollow isolating box with electromagnetic-wave isolating effect, an isolating cover with electromagnetic-wave isolating effect is pivoted at one side of the hatch on the isolating box, meanwhile, a plurality of air holes are provided on the edge wall of the isolating cover, and a plurality of fans are embedded at the outer side of each air hole of the isolating cover, an isolating web cover with electromagnetic-wave isolating effect is arranged at the outer surface of each fan. With different air direction, stable radiating airflow can form in and out of the isolating cover, and the isolating web cover together with the isolating box and isolating cover provide entire electromagnetic-wave isolation.
Description
[technical field]
The utility model relates to a kind of signal shielded box, is meant the signal shielded box of a kind of effectively isolating electromagnetic noise and the preferable air flow ventilating effect of tool especially.
[background technology]
Mobile phone, PDA and various host circuit board are finished in the stage in exploitation, how need carry out the test of correlation properties, and have extremely complicated in the environment of general opening and serious Electromagnetic Interference (EMI) influences test accuracy easily; Therefore, above-mentioned most test all must be implemented test in the environment of low Electromagnetic Interference (being even no Electromagnetic Interference), to reach preferable accurate testing degree.
But the signal shielded box basic structure of commonly seeing is the door that is provided with a switch in a casing table side, can supply taking and putting measured examination thing, and be provided with a signal separator with magnetic conductive material in this door and tank surface (or inner), utilize this signal separator tool permeance to fill a part interference of isolating extraneous various electromagnetic wave noises, use the stability and the reliability of promoting test; Yet, it is a confined space basically for above-mentioned traditional signal shielded box structure, its inside and outside air there is no circulation, therefore, this thing to be tested heat that running is produced when test can't outwards be dispersed, and builds up easily in this signal shielded box, not only make this thing to be tested easily influence the accuracy of test because of temperature rises, more serious, also can Yin Wendu too high and cause thing to be tested to damage, increase the cost of test.
[utility model content]
The purpose of this utility model is to provide a kind of signal shielded box, be provided with the ventilation intake and a draft outlet of at least one hollow out, inhale, ventilating fan be individually fixed in this ventilate into, the outlet outside, it has different exhausting directions, can make isolate cover cap in, the outer stable radiating airflow that forms, suitably to disperse the temperature in this isolation cover cap, and in this suction, ventilating fan appearance side can cover the Isolation net cover of a tool electromagnetic wave isolation effect in addition, can cooperate this isolation casing, isolate cover cap and form a complete electromagnetic wave isolation effect, to avoid the external electromagnetic wave interference.
Signal shielded box of the present utility model, it is characterized in that: it comprises at least: one isolates casing, is the hollow container body of an open top and tool electromagnetic wave isolation effect; One isolates cover cap, is the lid of a tool electromagnetic wave isolation effect, and this isolation cover cap side on one side is an avris that is hubbed at this isolation casing open top, is respectively equipped with the ventilation intake and a draft outlet of at least one hollow out in this isolation cover cap perimeter wall side; One blower fan is embedded at the ventilation intake outside of this isolation cover cap, in the appearance side of this blower fan and cover the Isolation net cover of a tool electromagnetic wave isolation effect; One ventilating fan is embedded at the draft outlet outside of this isolation cover cap, in the appearance side of this ventilating fan and cover the Isolation net cover of a tool electromagnetic wave isolation effect.
According to this kind signal shielded box of the present utility model, it ventilates and can be located at each predeterminated position of this isolations cover cap periphery into, outlet according to actual needs or different structural designs, and it has splendid range of application and designs polytropy.
Signal shielded box of the present utility model, be provided with an at least one ventilation intake and a draft outlet, inhale, ventilating fan is to be individually fixed in this to ventilate into, the outlet outside, it has different exhausting directions, can make the stable radiating airflow of inside and outside formation one of isolating cover cap, suitably to disperse the temperature in this isolation cover cap, and can cover the Isolation net cover of a tool electromagnetic wave isolation effect in addition in this suction, ventilating fan appearance side, can cooperate this isolation casing, isolate cover cap and form a complete electromagnetic wave isolation effect, to avoid the external electromagnetic wave interference.
As for detailed construction of the present utility model, application principle, effect and effect, then the explanation of doing with reference to following adjoint can be understood completely:
[description of drawings]
Fig. 1 is the structure decomposition map of the utility model first embodiment.
Fig. 2 is the combination schematic diagram of the utility model first embodiment.
Fig. 3 is section and the air flow path schematic diagram of the utility model first embodiment.
Fig. 4 is the combination schematic diagram of the utility model second embodiment.
Fig. 5 is the combination schematic diagram of the utility model the 3rd embodiment.
[embodiment]
Fig. 1 is the structure decomposition map of the utility model first embodiment, by it with reference to the combination schematic diagram of Fig. 2 and section and the air flow path schematic diagram of Fig. 3, can clearly find out, the structure of the utility model first embodiment mainly comprises: isolate casing 1, isolate cover cap 2, blower fan 3 and ventilating fan 4 or the like part, wherein this isolation casing 1 is the hollow container body of an open top and tool electromagnetic wave isolation effect, be provided with the accommodation space 11 of an open top in it, for a ccontaining determinand 5, isolating cover cap 2 is lids of a tool electromagnetic wave isolation effect, the one avris is accommodation space 11 open tops one avris that is hubbed at this isolation casing 1, form a combination that can pivot and open, and two sides in this pivot joint position are provided with an elastic jackstay 21 at least, be beneficial on isolating casing 1, pivot the support when opening of this isolation cover cap 2, and be respectively equipped with the ventilation intake 22 and a draft outlet 23 of at least one hollow out in its perimeter wall side, and this ventilate into, outlet 22, the 23rd, lay respectively at two offsides and the asymmetric position of isolating cover cap 2 peripheries, blower fan 3 is ventilation intake 22 outsides that are embedded at this isolation cover cap 2, cover the Isolation net cover 31 of a tool electromagnetic wave isolation effect in addition in its appearance side, ventilating fan 4 is draft outlet 23 outsides that are embedded at this isolation cover cap 2, cover a tool electromagnetic wave isolation effect Isolation net cover 41 in addition in its appearance side, utilize this suction, ventilating fan 3, the exhausting direction that 4 tools are different, air outside can be imported and isolate the casing 1 interior and determinand 5 back discharges of flowing through, to form a stable radiating airflow, and this Isolation net cover 31,41 can cooperate this isolation casing 1, isolate cover cap 2 and form a complete electromagnetic wave isolation, to avoid the external electromagnetic wave interference.
Fig. 4 is the combination schematic diagram of the utility model second embodiment, shown in this figure, the structure of the utility model second embodiment mainly is the structure based on first embodiment, it is on the same side wall surface of isolating cover cap 20 peripheries a ventilation intake and a draft outlet to be set at least, and should inhale, ventilating fan 30,40 be arranged at respectively this ventilate into, the outlet outside, and should inhale, ventilating fan 30,40 appearance sides respectively cover the Isolation net cover 301 of a tool electromagnetic wave isolation effect, 401, utilize this to be arranged at the suction on the side wall surface, ventilating fan 30,40 and can produce the ventilation and heat efficient different with aforementioned first example structure, to adapt to the different designs demand.
The 5th figure is the combination schematic diagram of the utility model the 3rd embodiment, it is on two offside walls of an isolation cover cap 200 peripheries the symmetrical ventilation in a position to be set at least to go into, outlet, and should inhale, ventilating fan 300,400 be arranged at respectively this ventilate into, the outlet outside, in addition in this suction, ventilating fan 300,400 appearance sides then respectively cover the Isolation net cover 3001 of a tool electromagnetic wave isolation effect, 4001, utilize this to be arranged at the suction of symmetric position on the two heteropleural walls, ventilating fan 300,400 and can produce and aforementioned first, the ventilation and heat efficient that two example structure are different is with in response to other different designs demand.
From the above mentioned as can be known, the utility model signal shielded box has the splendid isolating electromagnetic noise and the effect of air flow ventilating really, has really had usability, novelty and progressive on the industry.
The above only is a preferred embodiment of the present utility model, is not to be used for limiting protection range of the present utility model.Be that all equalizations of doing according to the utility model change and modification, all should be protection range of the present utility model and contain.
Claims (5)
1. signal shielded box, it is characterized in that: it comprises at least:
One isolates casing, is the hollow container body of an open top and tool electromagnetic wave isolation effect; One isolates cover cap, is the lid of a tool electromagnetic wave isolation effect, and this isolation cover cap side on one side is an avris that is hubbed at this isolation casing open top, is respectively equipped with the ventilation intake and a draft outlet of at least one hollow out in this isolation cover cap perimeter wall side; One blower fan is embedded at the ventilation intake outside of this isolation cover cap, in the appearance side of this blower fan and cover the Isolation net cover of a tool electromagnetic wave isolation effect; One ventilating fan is embedded at the draft outlet outside of this isolation cover cap, in the appearance side of this ventilating fan and cover the Isolation net cover of a tool electromagnetic wave isolation effect.
2. signal shielded box as claimed in claim 1 is characterized in that: this ventilation intake, draft outlet are two opposite sides and the asymmetric positions of being located at this isolation cover cap periphery.
3. signal shielded box as claimed in claim 1 is characterized in that: this ventilation intake, draft outlet are to be located at two opposite sides of this isolation cover cap periphery and the position of symmetry.
4. signal shielded box as claimed in claim 1 is characterized in that: this ventilation intake, draft outlet are the same side and the position adjacent of being located at this isolation cover cap periphery.
5. signal shielded box as claimed in claim 1 is characterized in that: this isolation cover cap and an avris two other elastic jackstays that are provided with at least of isolating the casing pivot joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003270 CN2899407Y (en) | 2006-03-17 | 2006-03-17 | Signal separating box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003270 CN2899407Y (en) | 2006-03-17 | 2006-03-17 | Signal separating box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2899407Y true CN2899407Y (en) | 2007-05-09 |
Family
ID=38074736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620003270 Expired - Lifetime CN2899407Y (en) | 2006-03-17 | 2006-03-17 | Signal separating box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2899407Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101458264B (en) * | 2007-12-13 | 2010-12-29 | 深圳富泰宏精密工业有限公司 | Signal shielded box with multilayer movable cover |
| CN105682427A (en) * | 2016-03-23 | 2016-06-15 | 安徽京师方圆信息技术有限公司 | Electromagnetic shielding box |
-
2006
- 2006-03-17 CN CN 200620003270 patent/CN2899407Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101458264B (en) * | 2007-12-13 | 2010-12-29 | 深圳富泰宏精密工业有限公司 | Signal shielded box with multilayer movable cover |
| CN105682427A (en) * | 2016-03-23 | 2016-06-15 | 安徽京师方圆信息技术有限公司 | Electromagnetic shielding box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070509 |
|
| EXPY | Termination of patent right or utility model |