CN206658375U - A kind of PLC rack body with electro-magnetic screen function - Google Patents
A kind of PLC rack body with electro-magnetic screen function Download PDFInfo
- Publication number
- CN206658375U CN206658375U CN201720432011.6U CN201720432011U CN206658375U CN 206658375 U CN206658375 U CN 206658375U CN 201720432011 U CN201720432011 U CN 201720432011U CN 206658375 U CN206658375 U CN 206658375U
- Authority
- CN
- China
- Prior art keywords
- cabinet door
- housing
- projection
- electro
- gauze screen
- Prior art date
- 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 - Fee Related
Links
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a kind of PLC rack body with electro-magnetic screen function, including housing, the interior of the housing is provided with gauze screen, the side of the housing rotates and is provided with cabinet door, the inside of the cabinet door also is provided with gauze screen, the inner wall edge of the housing is provided with projection in one week, baffle plate is provided with the inside of the projection, the side wall of the baffle plate is provided with spring, the material of the spring is arranged to conducting metal, the projection is electrically connected with by the gauze screen in spring and housing, the edge surrounding of the cabinet door is fixed with metallic plate, the metallic plate is electrically connected with the gauze screen inside cabinet door.This carries the PLC rack body of electro-magnetic screen function, it is rational in infrastructure, it is practical, by setting gauze screen in the inside of cabinet door and cabinet door, the ability of shielding electromagnetism, and the setting of projection are further improved, facilitates the gauze screen in the gauze screen and housing on connecting cabinet door, make gauze screen connection integral, avoid cabinet door from influenceing shield effectiveness.
Description
Technical field
The utility model belongs to PLC control cabinet technical field, and in particular to a kind of PLC rack with electro-magnetic screen function
Body.
Background technology
Electromagnetic shielding rack is used in PLC rack operation produce signal leakage and prevents the said equipment in operation by outer
The interference of boundary's electromagnetic wave, ensure normal work.At present, user opens cabinet door in use, will influence electromagnetic shielding machine
The shield effectiveness of cabinet, even results in the consequence of signal leakage, and is shielded by the cabinet of PLC control cabinet, shield effectiveness
It is undesirable.
Utility model content
The purpose of this utility model is to provide a kind of PLC rack body with electro-magnetic screen function, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：A kind of PLC rack with electro-magnetic screen function
Body, including housing, the interior of the housing are provided with gauze screen, and the side of the housing, which rotates, is provided with cabinet door, the cabinet door
Inside also be provided with gauze screen, the inner wall edge of the housing is provided with projection for one week, and baffle plate, the gear are provided with the inside of the projection
The side wall of plate is provided with spring, and the material of the spring is arranged to conducting metal, and the projection passes through the shielding in spring and housing
Net is electrically connected with, and the edge surrounding of the cabinet door is fixed with metallic plate, and the metallic plate electrically connects with the gauze screen inside cabinet door
Connect.
Preferably, the projection is shaped to hemispherical, and the surface of projection is provided with non-metallic wear resistant layer.
Preferably, the surface of the metallic plate is provided with the groove being adapted with projection.
Preferably, the surface of the housing and cabinet door is equipped with corrosion-resistant coating.
Preferably, the metallic plate is embedded at the edge of cabinet door, and the thickness of metallic plate is not more than three millimeters.
Technique effect of the present utility model and advantage：This carries the PLC rack body of electro-magnetic screen function, rational in infrastructure, practical
Property it is strong, pass through and gauze screen be set in the inside of cabinet door and cabinet door, further improve the ability of shielding electromagnetism, and projection is set
Put, facilitate the gauze screen in the gauze screen and housing on connecting cabinet door, make gauze screen connection integral, avoid cabinet door from influenceing
Shield effectiveness.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is A portions of the present utility model mplifying structure schematic diagram；
Fig. 3 is cabinet door structure schematic diagram of the present utility model.
In figure：1 housing, 2 gauze screens, 3 cabinet doors, 4 projections, 5 baffle plates, 6 springs, 7 metallic plates, 8 grooves.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model is provided such as a kind of figure-shown PLC rack body with electro-magnetic screen function, including housing, institute
The interior for stating housing is provided with gauze screen, and the side of the housing, which rotates, is provided with cabinet door, and the inside of the cabinet door also is provided with shielding
Net is covered, the inner wall edge of the housing is provided with projection for one week, is provided with baffle plate on the inside of the projection, the side wall of the baffle plate is provided with bullet
Spring, the material of the spring are arranged to conducting metal, and the projection is electrically connected with by the gauze screen in spring and housing, described
The edge surrounding of cabinet door is fixed with metallic plate, and the metallic plate is electrically connected with the gauze screen inside cabinet door, the shape of the projection
Shape is arranged to hemispherical, and the surface of projection is provided with non-metallic wear resistant layer, and the surface of the metallic plate is provided with what is be adapted with projection
The surface of groove, the housing and cabinet door is equipped with corrosion-resistant coating, and the metallic plate is embedded at the edge of cabinet door, and metallic plate
Thickness is not more than three millimeters.
Operation principle：When cabinet door 3 is closed, the gauze screen 2 in gauze screen 2 and housing 1 in cabinet door 3 connect it is integral,
The setting of spring 6, make projection 4 flexible, facilitate contacting metal plate 7, and reduce the influence of switch cabinet door 3, gauze screen 2
Connect integral, play good shielding action.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc.,
It should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of PLC rack body with electro-magnetic screen function, including housing (1), it is characterised in that：The side wall of the housing (1)
Inside is provided with gauze screen (2), and the side of the housing (1), which rotates, is provided with cabinet door (3), and the inside of the cabinet door (3) also is provided with shielding
Net (2) is covered, the inner wall edge of the housing (1) is provided with projection (4) for one week, baffle plate (5) is provided with the inside of the projection (4), described
The side wall of baffle plate (5) is provided with spring (6), and the material of the spring (6) is arranged to conducting metal, and the projection (4) passes through spring
(6) it is electrically connected with the gauze screen (2) in housing (1), the edge surrounding of the cabinet door (3) is fixed with metallic plate (7), the gold
Belong to plate (7) to be electrically connected with the internal gauze screen (2) of cabinet door (3).
A kind of 2. PLC rack body with electro-magnetic screen function according to claim 1, it is characterised in that：The projection (4)
Hemispherical is shaped to, and the surface of projection (4) is provided with non-metallic wear resistant layer.
A kind of 3. PLC rack body with electro-magnetic screen function according to claim 1, it is characterised in that：The metallic plate
(7) surface is provided with the groove (8) being adapted with projection (4).
A kind of 4. PLC rack body with electro-magnetic screen function according to claim 1, it is characterised in that：The housing (1)
Corrosion-resistant coating is equipped with the surface of cabinet door (3).
A kind of 5. PLC rack body with electro-magnetic screen function according to claim 1, it is characterised in that：The metallic plate
(7) it is embedded at the edge of cabinet door (3), and the thickness of metallic plate (7) is not more than three millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720432011.6U CN206658375U (en) | 2017-04-24 | 2017-04-24 | A kind of PLC rack body with electro-magnetic screen function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720432011.6U CN206658375U (en) | 2017-04-24 | 2017-04-24 | A kind of PLC rack body with electro-magnetic screen function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206658375U true CN206658375U (en) | 2017-11-21 |
Family
ID=60319229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720432011.6U Expired - Fee Related CN206658375U (en) | 2017-04-24 | 2017-04-24 | A kind of PLC rack body with electro-magnetic screen function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206658375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862770A (en) * | 2019-03-14 | 2019-06-07 | 四川海特亚美航空技术有限公司 | The anti-interference structure of auxiliary power unit control unit |
-
2017
- 2017-04-24 CN CN201720432011.6U patent/CN206658375U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862770A (en) * | 2019-03-14 | 2019-06-07 | 四川海特亚美航空技术有限公司 | The anti-interference structure of auxiliary power unit control unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20200424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |