CN205017739U - Machine case panel with electromagnetic shield and ventilation function - Google Patents
Machine case panel with electromagnetic shield and ventilation function Download PDFInfo
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- CN205017739U CN205017739U CN201520813148.7U CN201520813148U CN205017739U CN 205017739 U CN205017739 U CN 205017739U CN 201520813148 U CN201520813148 U CN 201520813148U CN 205017739 U CN205017739 U CN 205017739U
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- waveguide window
- cover plate
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Abstract
The utility model discloses a machine case panel with electromagnetic shield and ventilation function, this panel includes: a cover plate, the shielding net, the dirt filtrating screen, the waveguide window, the electromagnetism is sealed to be filled up, the front panel left part is equipped with a ventilation hole, the right part is equipped with the power, the insurance, the switch, and with the shield cover with the power, the switch, the insurance is shielded, the sealed pad of electromagnetism has been added between shield cover and the front panel, the front panel edge is equipped with the screw, it is fixed with quick -witted case, the apron is extended all around, be equipped with the rectangle flange, be equipped with the screw on the rectangle flange, on being fixed in the front panel with the apron, be equipped with sealed the pad between apron and the front panel, be equipped with the waveguide window between sealed pad and the apron, be equipped with the dirt filtrating screen between waveguide window and the apron, be equipped with the shielding net between dirt filtrating screen and the apron. The utility model discloses the installation electromagnetism is sealed between apron and the front panel fills up, reduces the fastening screw of combination department, increases aesthetic property and maintainability, avoids gap department high frequency to reveal simultaneously, adopt the cellular board of hexagonal of double -deck crisscross superpose, improve holistic shielding effectiveness.
Description
Technical field
The utility model belongs to severe environment computer field, particularly a kind of cabinet panel with electromagnetic shielding and ventilation function.
Background technology
Along with the development of electronic technology, high power device gets more and more, also more and more higher to the requirement of heat radiation and anti-adverse environment, in order to improve the heat-sinking capability of reinforced industrial computer entirety, ventilation hole must be offered on cabinet, electromagnetic shielding problem will inevitably be brought like this.
Publication number be CN201267070T patent discloses a kind of cabinet panel, the ventilation hole of this panel and cut-off wave guide plate organically combine as overall, and face plate configuration is succinct, attractive in appearance, adds available ventilation area, have advantages such as simplifying processing and linkage editor.
Publication number be CN201263265Y patent discloses a kind of cabinet panel, described panel is provided with ventilating opening, panel ventilating opening is provided with cut-off wave guide plate, described cut-off wave guide plate is buckled and is provided with dust cover, be provided with dust-proof cushion between described dust cover and cut-off wave guide plate.The integrated panel of employing regular hexagon cut-off wave guide plate, draught area is large, electromagnetic leakage performance is good, good looking appearance.Ventilation hole on described dust cover is consistent with the hole shape on cut-off wave guide plate or corresponding, reduces because hole shape is inconsistent or not corresponding and windage that is that increase; Be provided with through hole sponge between described dust cover and cut-off wave guide plate or woven wire dust-proof cushion can take out cleaning at any time, be applicable to various adverse circumstances.
In sum, in the prior art, one is that ventilation hole and cut-off wave guide plate adopt integral structure, adds difficulty and the maintainability of manufacturing process; Two is that dust cover is directly stuck on cut-off wave guide plate by existing panel, and steadiness is good not, is not suitable in antivibration environment; Three is that existing panel can only shield electromagnetic field of high frequency, can not carry out the electromagnetic shielding of full frequency band.
Utility model content
The technical problem that the utility model solves is to provide a kind of cabinet panel with electromagnetic shielding and ventilation function.
The technical solution realizing the utility model object is: a kind of cabinet panel with electromagnetic shielding and ventilation function, comprise front panel, electromagnetic sealing pad, waveguide window, dirt filtrating screen, gauze screen and cover plate, described front panel has ventilation hole, the front of ventilation hole arranges waveguide window, described waveguide window front sets gradually dirt filtrating screen, gauze screen and cover plate, waveguide window, dirt filtrating screen, gauze screen are fixed on front panel by described cover plate, wherein arrange electromagnetic sealing pad between waveguide window and front panel.
Compared with prior art, its remarkable advantage is the utility model: 1) the utility model adopts double-layer staggered stacked hexagon cellular shape plate, improves overall screening effectiveness; 2) electromagnetic sealing pad is installed between cover plate and front panel, the requirement to processing can be reduced, reduce the trip bolt of junction, increase aesthetic property and maintenanceability, avoid gap place high frequency to reveal simultaneously; 3) the utility model adopts aluminum alloy nickel plated to shield high frequency magnetic field; 4) gauze screen of the present utility model adopts the woven wire of composite plating process, improves the contact resistance of junction, improves the screening effectiveness of low frequency; 5) of the present utility model have in the cabinet panel of electromagnetic shielding and ventilation function, and power supply, switch, insurance shielding box cover, and add electromagnetic sealing pad between front panel and shielding box, reduces gap, improves electrical contact, obtain good electromagnetic shielding.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model cabinet panel.
Fig. 2 is the assembling relationship figure between front panel, cover plate, gauze screen, dirt filtrating screen, waveguide window, electromagnetic sealing pad.
Fig. 3 is the partial enlarged drawing at B place in Fig. 2.
Fig. 4 is the partial enlarged drawing at C place in Fig. 2.
Numbering representative implication in figure is: 1-front panel, 2-electromagnetic sealing pad, 3-waveguide window, 4-dirt filtrating screen, 5-gauze screen, 6-cover plate, 7-screw, 8-power supply, 9-switch, and 10-insures, 11-radome.
Embodiment
By reference to the accompanying drawings, a kind of cabinet panel with electromagnetic shielding and ventilation function of the present utility model, comprise front panel 1, electromagnetic sealing pad 2, waveguide window 3, dirt filtrating screen 4, gauze screen 5 and cover plate 6, described front panel 1 has ventilation hole, the front of ventilation hole arranges waveguide window 3, described waveguide window 3 front sets gradually dirt filtrating screen 4, gauze screen 5 and cover plate 6, waveguide window 3, dirt filtrating screen 4, gauze screen 5 are fixed on front panel 1 by described cover plate 6, wherein arrange electromagnetic sealing pad 2 between waveguide window 3 and front panel 1.
Described cover plate 6 is fixed on front panel 1 by screw 7.
The hexagon cut-off wave guide plate that described waveguide window 3 adopts aluminum bilayer to intermesh stacked, waveguide window surface is coated with chromate.
The material of described cover plate 6 is aluminium alloy, and its surface is coated with nickel.
Front panel 1 is also arranged power supply 8, switch 9 and insurance 10, it is other that described switch 9 is positioned at waveguide window 3, and power supply 8 is positioned at the top of switch 9, and insurance 10 is positioned at the below of switch 9.
The body of described power supply 8, the circuit part of switch 9 and the circuit part of insurance are positioned at the back side of front panel 1, and its outside is covered by radome 11.
Electromagnetic sealing pad is set between front panel 1 and radome 11.
Described gauze screen 5 adopts woven wire, and this woven wire is the silk screen of composite plating process.
Described cover plate 6 surrounding extension is also provided with rectangular flange, rectangular flange is arranged by screw 7 fixing for cover plate 6.
The utility model adopts double-layer staggered stacked hexagon cellular shape plate, improves overall screening effectiveness; Electromagnetic sealing pad is installed between cover plate and front panel, the requirement to processing can be reduced, reduce the trip bolt of junction, increase aesthetic property and maintenanceability, avoid gap place high frequency to reveal simultaneously; The utility model adopts aluminum alloy nickel plated to shield high frequency magnetic field; Gauze screen of the present utility model adopts the woven wire of composite plating process, improves the contact resistance of junction, improves the screening effectiveness of low frequency.
Below in conjunction with embodiment, further detailed description is done to the utility model.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, one of the present utility model has shielding, ventilate, the cabinet panel of filter dirt effect, comprise front panel 1, cover plate 6, gauze screen 5, dirt filtrating screen 4, waveguide window 3, electromagnetic sealing pad 2, front panel 1 left part is provided with a ventilation hole, right part is provided with power supply 8, insurance 10, switch 9, and with radome 11 by power supply 8, switch 9, insurance 10 covers up, radome 11 and front panel 1 between add electromagnetic sealing pad 2, front panel 1 edge is provided with screw 7, fix with cabinet, cover plate 6 surrounding extension, be provided with rectangular flange, rectangular flange is provided with screw, cover plate 6 is fixed on front panel 1, electromagnetic sealing pad 2 is installed between cover plate 6 and front panel 1, waveguide window 3 is provided with between electromagnetic sealing pad 2 and cover plate 6, dirt filtrating screen 4 is provided with between waveguide window 3 and cover plate 6, gauze screen 5 is provided with between dirt filtrating screen 4 and cover plate 6.The hexagon cut-off wave guide plate that described waveguide window 3 adopts aluminum bilayer to intermesh stacked, waveguide window plated surface one deck chromate, working frequency range is wide, and overall screening effectiveness is higher.Described front panel 1 is provided with a ventilation hole, and electromagnetic sealing pad 2 is installed between front panel 1 and cover plate 6, can reduce the leakage of seam crossing like this, reduces the machining accuracy of panel.The power supply 8 of described front panel 1, switch 9, insurance 10 cover with radome 11, add electromagnetic sealing pad 2 between front panel 1 and radome 11, reduce gap, improve electrical contact, obtain good electromagnetic shielding.Described gauze screen 5 adopts the woven wire of composite plating process, improves the contact resistance of junction, improves the screening effectiveness of shield low frequency.
Of the present utility model have in the cabinet panel of electromagnetic shielding and ventilation function, and power supply, switch, insurance shielding box cover, and add electromagnetic sealing pad between front panel and shielding box, reduces gap, improves electrical contact, obtain good electromagnetic shielding.
Claims (9)
1. one kind has the cabinet panel of electromagnetic shielding and ventilation function, it is characterized in that, comprise front panel (1), electromagnetic sealing pad (2), waveguide window (3), dirt filtrating screen (4), gauze screen (5) and cover plate (6), (1) has ventilation hole to described front panel, the front of ventilation hole arranges waveguide window (3), described waveguide window (3) front sets gradually dirt filtrating screen (4), gauze screen (5) and cover plate (6), described cover plate (6) is by waveguide window (3), dirt filtrating screen (4), gauze screen (5) is fixed on front panel (1), wherein between waveguide window (3) and front panel (1), electromagnetic sealing pad (2) is set.
2. the cabinet panel with electromagnetic shielding and ventilation function according to claim 1, is characterized in that, cover plate (6) is fixed on front panel (1) by screw (7).
3. the cabinet panel with electromagnetic shielding and ventilation function according to claim 1, is characterized in that, the hexagon cut-off wave guide plate that described waveguide window (3) adopts aluminum bilayer to intermesh stacked, and waveguide window surface is coated with chromate.
4. the cabinet panel with electromagnetic shielding and ventilation function according to claim 1, is characterized in that, the material of described cover plate (6) is aluminium alloy, and its surface is coated with nickel.
5. the cabinet panel with electromagnetic shielding and ventilation function according to claim 1, it is characterized in that, front panel (1) is also arranged power supply (8), switch (9) and insurance (10), it is other that described switch (9) is positioned at waveguide window (3), power supply (8) is positioned at the top of switch (9), and insurance (10) is positioned at the below of switch (9).
6. the cabinet panel with electromagnetic shielding and ventilation function according to claim 5, it is characterized in that, the body of power supply (8), the circuit part of switch (9) and the circuit part of insurance are positioned at the back side of front panel (1), and it is outside is covered by radome (11).
7. the cabinet panel with electromagnetic shielding and ventilation function according to claim 6, is characterized in that, arranges electromagnetic sealing pad between front panel (1) and radome (11).
8. the cabinet panel with electromagnetic shielding and ventilation function according to claim 1, is characterized in that, described gauze screen (5) adopts woven wire, and this woven wire is the silk screen of composite plating process.
9. the cabinet panel with electromagnetic shielding and ventilation function according to claim 2, is characterized in that, cover plate (6) surrounding extension is also provided with rectangular flange, rectangular flange is arranged by the fixing screw (7) of cover plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813148.7U CN205017739U (en) | 2015-10-20 | 2015-10-20 | Machine case panel with electromagnetic shield and ventilation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813148.7U CN205017739U (en) | 2015-10-20 | 2015-10-20 | Machine case panel with electromagnetic shield and ventilation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205017739U true CN205017739U (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520813148.7U Active CN205017739U (en) | 2015-10-20 | 2015-10-20 | Machine case panel with electromagnetic shield and ventilation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205017739U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714479A (en) * | 2016-11-22 | 2017-05-24 | 努比亚技术有限公司 | Terminal |
| CN107787174A (en) * | 2016-12-16 | 2018-03-09 | 曾小丽 | One kind electromagnetic shielding net |
| CN108289403A (en) * | 2018-01-15 | 2018-07-17 | 中国科学院国家天文台 | A kind of high-precision laser range-finding equipment electromagnetic shielding cabin |
| CN109413952A (en) * | 2018-11-20 | 2019-03-01 | 芜湖国睿兆伏电子有限公司 | Dust barrier cooling system for solid-state modulator |
| CN110120479A (en) * | 2019-04-17 | 2019-08-13 | 上海空间电源研究所 | A kind of high-pressure sealed insulation lithium-ions battery group structure of aerospace |
-
2015
- 2015-10-20 CN CN201520813148.7U patent/CN205017739U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714479A (en) * | 2016-11-22 | 2017-05-24 | 努比亚技术有限公司 | Terminal |
| CN107787174A (en) * | 2016-12-16 | 2018-03-09 | 曾小丽 | One kind electromagnetic shielding net |
| CN108289403A (en) * | 2018-01-15 | 2018-07-17 | 中国科学院国家天文台 | A kind of high-precision laser range-finding equipment electromagnetic shielding cabin |
| CN109413952A (en) * | 2018-11-20 | 2019-03-01 | 芜湖国睿兆伏电子有限公司 | Dust barrier cooling system for solid-state modulator |
| CN109413952B (en) * | 2018-11-20 | 2020-12-01 | 芜湖国睿兆伏电子有限公司 | Dust shield cooling system for solid state modulator |
| CN110120479A (en) * | 2019-04-17 | 2019-08-13 | 上海空间电源研究所 | A kind of high-pressure sealed insulation lithium-ions battery group structure of aerospace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 222061 No.18, Shenghu Road, Lianyungang City, Jiangsu Province Patentee after: The 716th Research Institute of China Shipbuilding Corp. Address before: 222061 No.18, Shenghu Road, Lianyungang City, Jiangsu Province Patentee before: 716TH RESEARCH INSTITUTE OF CHINA SHIPBUILDING INDUSTRY Corp. |
|
| CP01 | Change in the name or title of a patent holder |