CN205305337U - Machine table with electromagnetic shielding function - Google Patents
Machine table with electromagnetic shielding function Download PDFInfo
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- CN205305337U CN205305337U CN201521033838.7U CN201521033838U CN205305337U CN 205305337 U CN205305337 U CN 205305337U CN 201521033838 U CN201521033838 U CN 201521033838U CN 205305337 U CN205305337 U CN 205305337U
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- case body
- shielding case
- signal
- shielded
- machine table
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Abstract
The utility model provides a machine table with electromagnetic shielding function, this machine table is used for the intercommunication including the shielding box that is used for placing first mutual equipment the shielding power supply circuit of the mutual equipment of second of the external portion of shielded cell and the power connection of the internal portion of shielded cell, a signal mask circuit for feeding through the first mutual equipment of the internal portion of shielded cell and the mutual equipment of second of the external portion of shielded cell, be provided with the power filter on the shielding power supply circuit, be provided with the signal filtering device on the signal mask circuit. When using this machine table to shield desktop computer, as long as install in the shielded cell of machine table computer internal to the adoption should be shielded power supply circuit and signal mask circuit and will be hanged down the radiation display respectively and be connected to the power with computer can shield the display, that is did not need additionally to set up the shield assembly of display again, just can realize shielding whole desktop computer's signal, and the resource has been saved to very big use amount of having saved shielding material.
Description
Technical field
This utility model belongs to electromangnetic spectrum field, particularly relates to a kind of machine table with electro-magnetic screen function.
Background technology
At present; in the machine table Related product that computer is shielded; in order to reach good shield effectiveness; wave filter would generally be installed in external port, and for desktop computer, in order to display part also there being good shield effectiveness; generally display part also can be adopted shielding design; so, shielding cost can be increased, cause the wasting of resources.
So, the existing machine table for desktop computer shielding, owing to display is individually shielded by needs, add the consumption of shielding material, cause the waste of resource.
Utility model content
In view of this, a purpose of the present utility model is to propose a kind of machine table with electro-magnetic screen function, to solve the existing machine table for desktop computer shielding, due to the shielding to display, adds the consumption of shielding material, the problem causing the wasting of resources. In order to some aspects of the embodiment disclosed are had a basic understanding, shown below is simple summary. This summarized section is not extensive overview, neither determine key/critical component or describe the protection domain of these embodiments. Its sole purpose is to present some concepts by simple form, in this, as the preamble of following detailed description.
In some optional embodiments, this machine table includes: for placing the shielding case body of the first interactive device, for connecting the shielded power supply circuit with the first interactive device with power connection within the second mutual interactive device of signal and shielding case body outside described shielding case body; For connecting the shielded signal circuit of the first interactive device within shielding case body and the second interactive device outside shielding case body; Described shielded power supply circuit is provided with power filter device;Described shielded signal circuit is provided with signal filtering device.
In some optional embodiments, the shielded power supply circuit of this machine table includes: is arranged at the internal shield power line within shielding case body, is arranged at the exterior shield power line outside described shielding case body and connects described internal shield power line and the intermediate power supplies joint of described exterior shield power line.
In some optional embodiments, the shielded signal circuit of this machine table includes: is arranged at the internal shield holding wire within shielding case body, is arranged at the exterior shield holding wire outside described shielding case body and connects described internal shield holding wire and the M signal joint of described exterior shield holding wire.
In some optional embodiments, the shielding case body of this machine table offers shielded power supply circuit installing hole and shielded signal circuit installing hole; Intermediate power supplies joint is installed in described shielded power supply circuit installing hole, and M signal joint is installed in described shielded signal circuit installing hole.
In some optional embodiments, the power filter device of this machine table is installed on the one end being positioned at shielding case body in intermediate power supplies joint; Signal filtering device is installed on the one end being positioned at shielding case body in M signal joint.
In some optional embodiments, the power filter device of this machine table is installed in intermediate power supplies joint the one end being positioned at outside shielding case body; Signal filtering device is installed in M signal joint the one end being positioned at outside shielding case body.
In some optional embodiments, the end of the exterior shield power line of this machine table is provided with the device power supply (DPS) joint for connecting the second interactive device; The end of exterior shield holding wire is provided with the device signal joint for connecting the second interactive device.
In some optional embodiments, the power filter device of this machine table is installed in device power supply (DPS) joint; Signal filtering device is installed in device signal joint.
In some optional embodiments, the bottom of the shielding case body of this machine table is provided with lower waveguide window; The sidewall of described shielding case body is provided with rear waveguide window; Described rear waveguide window is provided with fan.
In some optional embodiments, it is additionally provided with at least one in the shielding case body of this machine table for the traffic filter that the signal of the first interactive device is shielded and at least one power-supply filter for the power supply of the first interactive device is shielded.
Compared with prior art, the beneficial effects of the utility model are:
This utility model provides a kind of machine table with electro-magnetic screen function, this machine table is provided with for connecting the second interactive device outside machine table shielding case body and the shielded power supply circuit of the power connection within shielding case body and the shielded signal circuit for connecting the first interactive device within shielding case body and the second interactive device outside shielding case body, and this shielded power supply circuit is provided with power filter device, shielded signal circuit is provided with signal filtering device, in use, as long as the first interactive device is installed in the shielding case body of machine table, and adopt this shielded power supply circuit and shielded signal circuit respectively Low emissivity the second interactive device to be connected to power supply and the second interactive device can be shielded by the first interactive device, that is the screening arrangement of the second interactive device need not be additionally set again, just can realize the signal shielding to whole desktop computer, what be greatly saved shielding material makes consumption, save resource.
For above-mentioned and relevant purpose, one or more embodiments include the feature that will be explained in below and be particularly pointed out in the claims.Description below and accompanying drawing describe some illustrative aspects and some modes in the utilizable various modes of principle of only each embodiment of its instruction in detail. Other benefit and novel features will be considered in conjunction with the accompanying along with detailed description below and become apparent upon, and the disclosed embodiments are to include all these aspects and theirs is equivalent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the machine table with electro-magnetic screen function of this utility model embodiment;
Fig. 2 is the structural representation of the machine table with electro-magnetic screen function of this utility model embodiment.
Detailed description of the invention
The following description and drawings fully show specific embodiments of the present utility model, to enable those skilled in the art to put into practice them. Embodiment only represents possible change. Unless explicitly requested, otherwise independent components and functionality is optional, and the order operated can change. The part of some embodiments and feature can be included in or replace part and the feature of other embodiments. The scope of embodiment of the present utility model includes the gamut of claims and all obtainable equivalent of claims. In this article, these embodiments of the present utility model can be represented individually or generally with term " utility model ", this is only used to conveniently, if and in fact disclosed the utility model of more than one, what be not meant to automatically to limit this application would range for any single utility model or utility model design.
Illustrating presently in connection with accompanying drawing, Fig. 1 is illustrated that the structure chart of the machine table in some optional embodiments with electro-magnetic screen function; Fig. 2 is illustrated that the structure chart of the machine table in some optional embodiments with electro-magnetic screen function.
As depicted in figs. 1 and 2, in some optional embodiments, disclose a kind of machine table with electro-magnetic screen function, this machine table includes: for placing the shielding case body 1 of the first interactive device, for connecting the shielded power supply circuit 3 with the first interactive device with power connection within the second mutual interactive device 2 of signal and shielding case body 1 outside described shielding case body 1; For connecting the shielded signal circuit 4 of the first interactive device within shielding case body 1 and the second interactive device 2 outside shielding case body 1; Described shielded power supply circuit 3 is provided with power filter device 5; Described shielded signal circuit 4 is provided with signal filtering device 6. After shielded power supply circuit 3 and shielded signal circuit 4 are respectively provided with filter, when desktop computer is shielded by use machine table, again additional screening arrangement need not be set in the outside of display 2, the shielding to display 2 can be realized, what be greatly saved shielding material makes consumption, saving resource, the suitability is better. Meanwhile, this machine table can be used for facsimile machine, printer and phone etc. have signal transmission interactive function equipment electromagnetic shielding in.
Further, shielded power supply circuit 3 includes: is arranged at the internal shield power line within shielding case body 1, is arranged at the exterior shield power line 7 outside described shielding case body 1 and connects described internal shield power line and the intermediate power supplies joint 8 of described exterior shield power line 7. Shielded signal circuit 4 includes: is arranged at the internal shield holding wire within shielding case body 1, is arranged at the exterior shield holding wire 9 outside described shielding case body 1 and connects described internal shield holding wire and the M signal joint 10 of described exterior shield holding wire 9.
In some optional embodiments, the shielding case body 1 of this machine table offers shielded power supply circuit installing hole 11 and shielded signal circuit installing hole 12; Intermediate power supplies joint 8 is installed in described shielded power supply circuit installing hole 11, and M signal joint 10 is installed in described shielded signal circuit installing hole 12. Intermediate power supplies joint 8 it is installed in shielded power supply circuit installing hole 11 and M signal joint 10 is installed in shielded signal circuit installing hole 12; intermediate power supplies joint 8 and the exposed outside at shielding case body 1 of M signal joint 10 can be avoided; abrasion or situation about damaging occur; well protect intermediate power supplies joint 8 and M signal joint 10; extend both service life, decrease energy waste.
In some optional embodiments, the power filter device 5 of this machine table is installed on the one end being positioned at shielding case body 1 in intermediate power supplies joint 8; Signal filtering device 6 is installed on the one end being positioned at shielding case body 1 in M signal joint 10.
In some optional embodiments, one end that the power filter device 5 of this machine table is installed in intermediate power supplies joint 8 to be positioned at outside shielding case body 1; One end that signal filtering device 6 is installed in M signal joint 10 to be positioned at outside shielding case body 1.
Power filter device 5 is installed in intermediate power supplies joint 8, after signal filtering device 6 is installed in M signal joint 10, can mask in circuit owing to signal amplifies the radiation leakage caused, be equivalent to be provided with screening arrangement on the second interactive device 2, effectively avoid the signals leakiness between the second interactive device 2 and the first interactive device, reach the purpose of shielding the second interactive device 2.
In some optional embodiments, the end of the exterior shield power line 7 of this machine table is provided with the device power supply (DPS) joint 13 for connecting the second interactive device 2; The end of exterior shield holding wire 9 is provided with the device signal joint 14 for connecting the second interactive device 2.
In some optional embodiments, the power filter device 5 of this machine table is installed in device power supply (DPS) joint 13, signal filtering device 6 is installed in device signal joint 14. power filter device 5 is installed in device power supply (DPS) joint 13, signal filtering device 6 is installed in device signal joint 14, equally possible mask in circuit owing to signal amplifies the radiation leakage that causes, be equivalent to be provided with screening arrangement on the second interactive device 2, effectively avoid the signals leakiness between the second interactive device 2 and the first interactive device, reach the purpose of shielding the second interactive device 2, and, power filter device 5 is installed in device power supply (DPS) joint 13, signal filtering device 6 is installed in device signal joint 14, filter the signal in circuit of masking of maximal efficiency can amplify the radiation leakage caused, shield effectiveness is more preferably.
In some optional embodiments, the bottom of the shielding case body 1 of this machine table is provided with lower waveguide window 15, the sidewall of described shielding case body 1 is provided with rear waveguide window 16, described rear waveguide window 16 is provided with fan 17, wind in described fan 17 vectoring aircraft table surrounding enters from the lower waveguide window 15 of described shielding case body 1, after the inner loop of described shielding case body 1 flows, flow out from the rear waveguide window 16 of described shielding case body 1, in the process, enter the wind within shielding case body 1 to have dispelled the heat to the first interactive device and shielding case body 1 are internal, achieve the purpose to the first interactive device and shielding case body 1 internal cooling, well protect the first interactive device not to be burned out, extend the service life of equipment, the suitability is more preferably.
In some optional embodiments, it is additionally provided with at least one in the shielding case body 1 of this machine table for the traffic filter 18 that the signal of the first interactive device is shielded and at least one power-supply filter 19 for the power supply of the first interactive device is shielded. The information energy of the first interactive device first passes through described power-supply filter 19 and traffic filter 18 is filtered, shields and isolates, power filter device 5 by being arranged in shielded power supply circuit 3 carries out filtration, shielding and isolation again with the signal filtering device 6 being arranged in shielded signal circuit 4 afterwards, after twice filtration, shielding and isolation, substantially eliminating the leakage of information energy, after testing, shield effectiveness is up to the highest security requirements, and shield effectiveness is better.
Machine table of the present utility model is provided with for connecting the second interactive device outside machine table shielding case body and the shielded power supply circuit of the power connection within shielding case body and the shielded signal circuit for connecting the first interactive device within shielding case body and the second interactive device outside shielding case body, and this shielded power supply circuit is provided with power filter device, shielded signal circuit is provided with signal filtering device, in use, as long as the first interactive device is installed in the shielding case body of machine table, and adopt this shielded power supply circuit and shielded signal circuit respectively Low emissivity the second interactive device to be connected to power supply and the second interactive device can be shielded by the first interactive device, that is the screening arrangement of the second interactive device need not be additionally set again, just can realize the signal shielding to whole desktop computer, what be greatly saved shielding material makes consumption, save resource.
In a word, the foregoing is only embodiment of the present utility model, be merely to illustrate principle of the present utility model, be not intended to limit protection domain of the present utility model. All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. a machine table with electro-magnetic screen function, including the shielding case body for placing the first interactive device, it is characterized in that, also include: for connecting the shielded power supply circuit with the first interactive device with power connection within the second mutual interactive device of signal and shielding case body outside described shielding case body; For connecting the shielded signal circuit of the first interactive device within shielding case body and the second interactive device outside shielding case body; Described shielded power supply circuit is provided with power filter device; Described shielded signal circuit is provided with signal filtering device.
2. machine table according to claim 1, it is characterized in that, described shielded power supply circuit includes: is arranged at the internal shield power line within described shielding case body, is arranged at the exterior shield power line outside described shielding case body and connects described internal shield power line and the intermediate power supplies joint of described exterior shield power line.
3. machine table according to claim 2, it is characterized in that, described shielded signal circuit includes: is arranged at the internal shield holding wire within described shielding case body, is arranged at the exterior shield holding wire outside described shielding case body and connects described internal shield holding wire and the M signal joint of described exterior shield holding wire.
4. machine table according to claim 3, it is characterised in that offer shielded power supply circuit installing hole and shielded signal circuit installing hole on described shielding case body;Described intermediate power supplies joint is installed in described shielded power supply circuit installing hole, and described M signal joint is installed in described shielded signal circuit installing hole.
5. machine table according to claim 4, it is characterised in that described power filter device is installed on the one end being positioned at described shielding case body in described intermediate power supplies joint; Described signal filtering device is installed on the one end being positioned at described shielding case body in described M signal joint.
6. machine table according to claim 4, it is characterised in that described power filter device is installed in described intermediate power supplies joint and is positioned at the one end outside described shielding case body; Described signal filtering device is installed in described M signal joint and is positioned at the one end outside described shielding case body.
7. machine table according to claim 4, it is characterised in that the end of described exterior shield power line is provided with the device power supply (DPS) joint for connecting the second interactive device; The end of described exterior shield holding wire is provided with the device signal joint for connecting the second interactive device.
8. machine table according to claim 7, it is characterised in that described power filter device is installed in described device power supply (DPS) joint; Described signal filtering device is installed in described device signal joint.
9. machine table according to claim 1, it is characterised in that the bottom of described shielding case body is provided with lower waveguide window; The sidewall of described shielding case body is provided with rear waveguide window; Described rear waveguide window is provided with fan.
10. machine table according to claim 1, it is characterized in that, be additionally provided with at least one in described shielding case body for the traffic filter that the signal of the first interactive device is shielded and at least one power-supply filter for the power supply of the first interactive device is shielded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033838.7U CN205305337U (en) | 2015-12-14 | 2015-12-14 | Machine table with electromagnetic shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033838.7U CN205305337U (en) | 2015-12-14 | 2015-12-14 | Machine table with electromagnetic shielding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205305337U true CN205305337U (en) | 2016-06-08 |
Family
ID=56431529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521033838.7U Ceased CN205305337U (en) | 2015-12-14 | 2015-12-14 | Machine table with electromagnetic shielding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205305337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105377006A (en) * | 2015-12-14 | 2016-03-02 | 安方高科电磁安全技术(北京)有限公司 | Desk with electromagnetic shielding function |
-
2015
- 2015-12-14 CN CN201521033838.7U patent/CN205305337U/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105377006A (en) * | 2015-12-14 | 2016-03-02 | 安方高科电磁安全技术(北京)有限公司 | Desk with electromagnetic shielding function |
| CN105377006B (en) * | 2015-12-14 | 2018-08-24 | 安方高科电磁安全技术(北京)有限公司 | A kind of machine table with electro-magnetic screen function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20210319 Decision number of declaring invalidation: 48689 Granted publication date: 20160608 |