CN101908722A - Shielded power grid protective cabinet - Google Patents
Shielded power grid protective cabinet Download PDFInfo
- Publication number
- CN101908722A CN101908722A CN2010102187705A CN201010218770A CN101908722A CN 101908722 A CN101908722 A CN 101908722A CN 2010102187705 A CN2010102187705 A CN 2010102187705A CN 201010218770 A CN201010218770 A CN 201010218770A CN 101908722 A CN101908722 A CN 101908722A
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- cabinet
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- transformer
- power grid
- power supply
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Abstract
The invention relates to the field of electric communication equipment, in particular to a shielded power grid protective cabinet. The cabinet comprises a cabinet body, a cabinet door, a voltage stabilizer, a breaker, a contactor, a transformer, a relay, a current Hall transformer, a switch power supply, a digiboard, an analog board and a wiring terminal, wherein the board structure of the cabinet body and the cabinet door is formed by a steel plate layer, a foaming plastic layer, a metal shielding layer, a flexible foam layer and an insulating shell layer successively from inside to outside, wherein an air conditioner is arranged on the top of the cabinet body, and an insulating earthing lead wire is arranged on the bottom of the cabinet body. The metal shielding layer is added between the cabinet body board and the cabinet door board, so that electromagnetic radiation and electromagnetic leakage can be effectively prevented, positioning reliability can be remarkably improved, production efficiency can be improved, and system safety and quality safety of power supply can be ensured.
Description
Technical field
The present invention relates to the electronics field, especially a kind of shielded power grid protective cabinet.
Background technology
At present; existing power protection cabinet is the regular texture frame of a metal or other materials basically on overall structure; it generally is frame structure; have only attractive in appearance and requirement application facet; in the selection of material, only require the rigidity and the corrosion resistance of material basically; be not suitable for protection, thereby cause electromagnetic radiation and electromagnetic exposure, cause the artificial electromagnetic environment of nature to pollute and the healthy infringement and the potential safety hazard of classified information to the electromagnetic radiation thing.
Summary of the invention
In order to overcome existing power protection rack electromagnetic shielding ability, cause the deficiency of electromagnetic radiation and electromagnetic exposure, the invention provides a kind of shielded power grid protective cabinet.
The technical solution adopted for the present invention to solve the technical problems is: a kind of shielded power grid protective cabinet; comprise cabinet; the cabinet door; pressurizer; circuit breaker; contactor; transformer; relay; the current Hall instrument transformer; Switching Power Supply; digiboard; analog board and binding post; pressurizer; circuit breaker; contactor; transformer; relay; the current Hall instrument transformer; Switching Power Supply; digiboard; analog board and binding post are arranged in the cabinet, all are provided with the steel plate layer in cabinet and the cabinet door-plate material; the foamed plastic layer; metal screen layer; resilient foam layer and insulation crust layer.
The plate construction of cabinet and cabinet door is steel plate layer, foamed plastic layer, metal screen layer, resilient foam layer and insulation crust layer from inside to outside successively.
The cabinet top is provided with air-conditioning, and the bottom is provided with the insulation earth lead.
Be provided with the lattice shelves in the cabinet cavity, cavity be divided into two-layer up and down.
Pressurizer, circuit breaker, contactor and transformer are positioned at the upper strata of cabinet, and relay, current Hall instrument transformer, Switching Power Supply, digiboard, analog board and binding post are positioned at the lower floor of cabinet.
The invention has the beneficial effects as follows, in cabinet and cabinet door-plate material, increase metal screen layer, can effectively prevent electromagnetic radiation and electromagnetic exposure, obviously improve reliability of positioning, enhance productivity, guarantee system safety and power supply quality safety.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the schematic diagram that the present invention opens;
Fig. 2 is the structural representation of cabinet of the present invention and cabinet door-plate material.
1. cabinets among the figure, 2. cabinet door, 3. pressurizer, 4. circuit breaker, 5. contactor, 6. transformer, 7. relay, 8. current Hall instrument transformer, 9. Switching Power Supply, 10. digiboard, 11. analog boards, 12. binding post, 13. steel plate layers, 14. foamed plastic layers, 15. metal screen layer, 16. resilient foam layer, 17. insulation crust layers, 18. air-conditioning, 19. insulation earth leads, 20. lattice shelves.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
As Fig. 1 is the schematic diagram that the present invention opens; a kind of shielded power grid protective cabinet; comprise cabinet 1, cabinet door 2, pressurizer 3, circuit breaker 4, contactor 5, transformer 6, relay 7, current Hall instrument transformer 8, Switching Power Supply 9, digiboard 10, analog board 11 and terminals 12, pressurizer 3, circuit breaker 4, contactor 5, transformer 6, relay 7, current Hall instrument transformer 8, Switching Power Supply 9, digiboard 10, analog board 11 and binding post 12 are arranged in the cabinet 1.Cabinet 1 top is provided with air-conditioning 18, and the bottom is provided with insulation earth lead 19.Be provided with lattice shelves 20 in cabinet 1 cavity, cavity be divided into two-layer up and down.Pressurizer 3, circuit breaker 4, contactor 5 and transformer 6 are positioned at the upper strata of cabinet 1, and relay 7, current Hall instrument transformer 8, Switching Power Supply 9, digiboard 10, analog board 11 and binding post 12 are positioned at the lower floor of cabinet 1.
As Fig. 2 is the structural representation of cabinet of the present invention and cabinet door-plate material, all be provided with steel plate layer 13, foamed plastic layer 14, metal screen layer 15, resilient foam layer 16 and insulation crust layer 17 in cabinet 1 and cabinet door 2 sheet materials, the plate construction of cabinet 1 and cabinet door 2 is steel plate layer 13, foamed plastic layer 14, metal screen layer 15, resilient foam layer 16 and insulation crust layer 17 from inside to outside successively.
The air-conditioning 18 at cabinet 1 top can be guaranteed the temperature constant in the cabinet 1, plays the effect of ventilation heat radiation again.
The plate construction of cabinet 1 and cabinet door 2 is steel plate layer 13, foamed plastic layer 14, metal screen layer 15, resilient foam layer 16 and insulation crust layer 17 from inside to outside successively, can not directly contact between each metal level, adopt foamed plastic layer 14 and resilient foam layer 16 to fill therebetween, both play good buffer action, played fixation again.Insulation earth lead 17 is connected on the metal screen layer 15, plays a part metal screen layer 15 ground connection.
Pressurizer 3, circuit breaker 4, contactor 5 and transformer 6 these large-current electric devices are separated with relay 7, current Hall instrument transformer 8, Switching Power Supply 9, digiboard 10, analog board 11 and binding post 12 these electronic devices and components, interlayer is laid, clear, easy for installation, also can avoid the influence of high temperature that the large-current electric device produces and electromagnetic interference to electronic devices and components.
With above-mentioned foundation desirable embodiment of the present invention is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (5)
1. shielded power grid protective cabinet; comprise cabinet (1); cabinet door (2); pressurizer (3); circuit breaker (4); contactor (5); transformer (6); relay (7); current Hall instrument transformer (8); Switching Power Supply (9); digiboard (10); analog board (11) and binding post (12); pressurizer (3); circuit breaker (4); contactor (5); transformer (6); relay (7); current Hall instrument transformer (8); Switching Power Supply (9); digiboard (10); analog board (11) and binding post (12) are arranged in the cabinet (1), it is characterized in that: all be provided with steel plate layer (13) in cabinet (1) and cabinet door (2) sheet material; foamed plastic layer (14); metal screen layer (15); resilient foam layer (16) and insulation crust layer (17).
2. shielded power grid protective cabinet according to claim 1 is characterized in that: the plate construction of cabinet (1) and cabinet door (2) is steel plate layer (13), foamed plastic layer (14), metal screen layer (15), resilient foam layer (16) and insulation crust layer (17) from inside to outside successively.
3. shielded power grid protective cabinet according to claim 1 is characterized in that: cabinet (1) top is provided with air-conditioning (18), and the bottom is provided with insulation earth lead (19).
4. shielded power grid protective cabinet according to claim 1 is characterized in that: be provided with lattice shelves (20) in cabinet (1) cavity, cavity be divided into two-layer up and down.
5. shielded power grid protective cabinet according to claim 1; it is characterized in that: pressurizer (3), circuit breaker (4), contactor (5) and transformer (6) are positioned at the upper strata of cabinet (1), and relay (7), current Hall instrument transformer (8), Switching Power Supply (9), digiboard (10), analog board (11) and binding post (12) are positioned at the lower floor of cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102187705A CN101908722A (en) | 2010-07-05 | 2010-07-05 | Shielded power grid protective cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102187705A CN101908722A (en) | 2010-07-05 | 2010-07-05 | Shielded power grid protective cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101908722A true CN101908722A (en) | 2010-12-08 |
Family
ID=43264092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102187705A Pending CN101908722A (en) | 2010-07-05 | 2010-07-05 | Shielded power grid protective cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101908722A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548287A (en) * | 2012-01-18 | 2012-07-04 | 南京华设科技有限公司 | Network cabinet with air conditioner arranged at top |
| CN105449548A (en) * | 2015-12-28 | 2016-03-30 | 通威股份有限公司 | Breeding control cabinet |
| CN107579438A (en) * | 2017-09-28 | 2018-01-12 | 扬中市华荣电器设备有限公司 | A kind of switch cubicle |
-
2010
- 2010-07-05 CN CN2010102187705A patent/CN101908722A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548287A (en) * | 2012-01-18 | 2012-07-04 | 南京华设科技有限公司 | Network cabinet with air conditioner arranged at top |
| CN105449548A (en) * | 2015-12-28 | 2016-03-30 | 通威股份有限公司 | Breeding control cabinet |
| CN105449548B (en) * | 2015-12-28 | 2017-10-03 | 四川渔光物联技术有限公司 | One kind cultivation switch board |
| CN107579438A (en) * | 2017-09-28 | 2018-01-12 | 扬中市华荣电器设备有限公司 | A kind of switch cubicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101208 |