CN204258067U - A kind of power distribution cabinet with electro-magnetic screen function - Google Patents
A kind of power distribution cabinet with electro-magnetic screen function Download PDFInfo
- Publication number
- CN204258067U CN204258067U CN201420872779.1U CN201420872779U CN204258067U CN 204258067 U CN204258067 U CN 204258067U CN 201420872779 U CN201420872779 U CN 201420872779U CN 204258067 U CN204258067 U CN 204258067U
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- China
- Prior art keywords
- main frame
- frame structure
- glass
- power distribution
- distribution cabinet
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- Expired - Fee Related
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- 239000011521 glass Substances 0.000 claims abstract description 27
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 20
- 239000008397 galvanized steel Substances 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000005672 electromagnetic field Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model relates to a kind of power distribution cabinet with electro-magnetic screen function, comprise: the main frame structure of cuboid, described main frame structure comprises rectangular top frame and under(-)chassis, and the some root posts be supported between described top frame and under(-)chassis are formed, described top frame, under(-)chassis and column are formed by galvanized steel plain sheet section bar; Be riveted on the panel in main frame structure, be made up of galvanized steel plain sheet respectively; Door-plate, is made up of galvanized steel plain sheet, and by hinge in described main frame structure; Described door-plate arranges window, installs shield glass in described window, described shield glass comprises inner layer glass and glass outer, accompanies metallic shield net between described inner layer glass and glass outer, and is integrated by the adhesion of doubling layer; The functional unit connector be located at the functional unit in described main frame structure and be connected with described functional unit.
Description
Technical field
The utility model relates to electrical facility technical field, particularly relates to a kind of power distribution cabinet with electro-magnetic screen function.
Background technology
Shielding is exactly to the isolation carrying out metal between two area of space, to control electric field, magnetic field and electromagnetic wave by a region to the induction in another region and radiation.Specifically, be surrounded with the interference source of shield by component, circuit, sub-assembly, cable or whole system exactly, prevent interfere with electromagnetic field to outdiffusion; With shield, receiving circuit, equipment or system are surrounded, prevent them to be subject to the impact of external electromagnetic field.Because shield absorbs energy (eddy current loss), reflected energy (boundary reflection of electromagnetic wave on shield) and counteracting energy to all playing from the outside interference electromagnetic wave such as wire, cable, component, circuit or system and internal electrical magnetic wave (electromagnetic induction produces reverse electromagnetic field on the shielding layer, can offset part disturb electromagnetic wave) effect, so shield has the function weakening interference.
At present, all kinds of power distribution cabinet itself is owing to being larger interference source, and the function original paper of its inside not only generates electromagnetic waves, and has different requirements for electromagnetic shielding.Power distribution cabinet may run under electromagnetic wave complex jamming environment, also may be located at and have operation under the environment of high requirement to electromagnetic interference.Like this, designing a kind of power distribution cabinet with higher effectiveness becomes industry requirement, and it is higher to there is no a kind of versatility at present, and has the power distribution cabinet of stronger shield electromagnetic interference effect.
Utility model content
The object of the utility model embodiment is for the structural shortcoming of prior art, a kind of power distribution cabinet is proposed, the cabinet of this power distribution cabinet adopts galvanized steel plain sheet section bar to make, and has good effectiveness, and the window simultaneously on cabinet door arranges shield glass, metallic shield net is accompanied between shield glass layer glass, and adhered to by doubling layer, whole power distribution cabinet has fabulous effectiveness thus, and its structure is simple, convenient for production, adapt to wide popularization and application in industry.
In order to reach above-mentioned utility model object, a kind of power distribution cabinet that the utility model embodiment proposes is achieved through the following technical solutions:
There is a power distribution cabinet for electro-magnetic screen function, it is characterized in that, comprising:
The main frame structure of cuboid, described main frame structure comprises rectangular top frame and under(-)chassis, and the some root posts be supported between described top frame and under(-)chassis are formed, described top frame, under(-)chassis and column are formed by galvanized steel plain sheet section bar;
Be riveted on the panel in main frame structure, be made up of galvanized steel plain sheet respectively;
Door-plate, is made up of galvanized steel plain sheet, and by hinge in described main frame structure; Described door-plate arranges window, is embedded with shield glass in described window, described shield glass comprises inner layer glass and glass outer, accompanies metallic shield net between described inner layer glass and glass outer, and is integrated by the adhesion of doubling layer; Described metallic shield net and door-plate have all been electrically connected earth stud;
The functional unit connector be located at the functional unit in described main frame structure and be connected with described functional unit.
Be separated out busbar storehouse by vertical clapboard in described power distribution cabinet and be positioned at functional warehouse and the cable bin of this side, busbar storehouse, described cable bin is located on functional warehouse, and is separated by diaphragm plate and functional warehouse; Described vertical clapboard and diaphragm plate are fixedly connected with main frame structure with described column respectively; Described cable bin is divided into left and right two parts by a riser, and the removable bolt of top flap of this riser is in main frame structure, and its bottom flap is fixed on a channel-section steel sidewall by bolt is removable, and another sidewall of this channel-section steel is fixedly connected with diaphragm plate; Described vertical clapboard, diaphragm plate and riser are made up of galvanized steel plain sheet.
Compared with prior art, the beneficial effects of the utility model are: this power distribution cabinet will be fixedly connected with by stainless steel Connection Block between each galvanized steel plain sheet section bar of main frame structure and isolate, and the panel surface outside main frame structure sprays the enamelled coating making it to isolate with main frame structure, it is a complete conductor body that each permeability magnetic material of such cabinet body structure cannot connect, and then effectively reduce the generation of eddy current, do not reducing cabinet body structure intensity, and under not increasing the prerequisite of too many cost, cabinet not easily generates heat.Its structure is simple, easy for installation, and it is good to fall venturi effect, and regular distribution cabinet is with low cost relatively, is suitable for wide popularization and application in the industry.
Accompanying drawing explanation
By the description carried out its exemplary embodiment below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the utility model will become apparent and easy understand.
Fig. 1 is the utility model embodiment power distribution cabinet internal structure schematic diagram;
Fig. 2 is the utility model embodiment power distribution cabinet overall structure schematic diagram;
Fig. 3 is Fig. 1 close-up schematic view A;
Fig. 4 is Fig. 1 close-up schematic view B;
Fig. 5 is the utility model embodiment door-plate cross-sectional view.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, so that the understanding of technical staff of the same trade:
As Figure 1-5, provide a kind of power distribution cabinet in the present embodiment, this power distribution cabinet mainly comprises cabinet, and the functional unit be located in cabinet and the functional unit connector be connected with functional unit.
Cabinet by main frame structure 1, be riveted on the panel 2 in main frame structure 1 and formed by hinge door-plate 3 in main frame structure 1.Wherein:
Main frame structure 1
Main frame structure 1, in rectangular-shaped, comprise rectangular top frame 11 and under(-)chassis 12, and the some root posts 13 be supported between top frame 11 and under(-)chassis 12 is formed.Top frame 11 and under(-)chassis 12 are made up of some galvanized steel plain sheet section bars, and column 13 is galvanized steel plain sheet section bar.Be fixedly connected with respectively by stainless steel Connection Block 4 between the galvanized steel plain sheet section bar of formation top frame 11 and isolate.Also be fixedly connected with respectively by stainless steel Connection Block 4 between the galvanized steel plain sheet section bar of formation under(-)chassis 12 and isolate.Moreover, column 13 two ends to be also fixedly connected with under(-)chassis 12 respectively by stainless steel Connection Block 4 and top frame 11 and to isolate.Like this, only isolated by non-magnetic stainless steel Connection Block 4 between some magnetic conduction section bars of formation main frame structure 1, main frame structure 1 does not form a magnetic conductor entirety.
Panel 2 comprises front plate 24, side plate 21, backboard, base plate 22 and top board 23.The surface of those panels 2 is all coated with enamelled coating, makes it, while riveting with main frame structure 1, also to be isolated by enamelled coating and main frame structure 1.Like this, each panel 2 does not form a magnetic conductor entirety with main frame structure 1 yet.Front plate 24 is provided with hole, for installing door-plate 3.
Door-plate 3 is made up of the galvanized steel plain sheet of spraying enamelled coating equally, and by stainless steel hinge and main frame structure 1 hinged.Same and the main frame structure 1 of such door-plate 3 does not form a magnetic conductor entirety.In addition, door-plate 3 arranges window, in window, installation by adhering has shield glass 31, for observing the operating state of functional unit in power distribution cabinet in outside.Shield glass 31 comprises inner layer glass 311 and glass outer 312, and accompanies metallic shield net 313 between inner layer glass 311 and glass outer 312, and is integrated by doubling layer 314 adhesion.Metallic shield net 313 electrical connection has earth stud 315, and meanwhile, door-plate 3 main body has also been electrically connected earth stud 316.Such door-plate 3, under the prerequisite that can have an X-rayed, can play the effect of electromagnetic radiation shielding, is suitable for requiring high occasion in part to electromagnetic interference.The net of metallic shield simultaneously 313 also can play explosion-proof effect.
In power distribution cabinet, be also separated out busbar storehouse 6 by vertical clapboard (being blocked by column in Fig. 1) and be positioned at functional warehouse 5 and the cable bin 7 of this side, busbar storehouse 6.Cable bin 7 is located on functional warehouse 5, and is separated by diaphragm plate 14 and functional warehouse 5.Vertical clapboard is fixedly connected with main frame structure 1 with column 13 respectively with diaphragm plate 14, and by support.Vertical clapboard and diaphragm plate 14 are made up of galvanized steel plain sheet, and its surface spraying has the enamelled coating making it to isolate with adjacent syndeton.
In addition, cable bin 7 is also divided into left and right two parts by a riser 15, the removable bolt of top flap of this riser 17 is in main frame structure 1, and its bottom flap is fixed on channel-section steel 16 sidewall by bolt is removable, and this another sidewall of channel-section steel 16 is fixedly connected with diaphragm plate 14.Like this, the bolt of its top and bottom unloads when dismantling by riser 15, and will shift out outside the sidewall of channel-section steel 16 bottom riser 15 afterwards, this can dismantle riser 15 easily, to safeguard for cable bin 7.Riser 15 is made up of galvanized steel plain sheet.
In addition, power distribution cabinet also comprises a cover plate 8, and cover plate 8 is by the detachable bottom being installed on the positive facade of main frame structure 1 of the mode of buckle.To open bottom power distribution cabinet, power distribution cabinet is safeguarded.
In the above-described embodiments, stainless steel Connection Block 4 is the stainless steel angle steel of L-type.Stainless steel angle steel intensity is high, low price, and isolation effect is good.
By embodiment, invention intention of the present utility model and execution mode are described in detail above; but the utility model one of ordinary skill in the art be appreciated that; the above embodiment of the utility model is only one of preferred embodiment of the present utility model; for length restriction; here can not all execution modes of particularize; any enforcement that can embody the utility model claim technical scheme, all in protection range of the present utility model.
It should be noted that; above content is in conjunction with concrete execution mode further detailed description of the utility model; can not assert that embodiment of the present utility model is only limitted to this; under the guidance of above-described embodiment; those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improve or distortion drops in protection range of the present utility model.
Claims (2)
1. there is a power distribution cabinet for electro-magnetic screen function, it is characterized in that, comprising:
The main frame structure of cuboid, described main frame structure comprises rectangular top frame and under(-)chassis, and the some root posts be supported between described top frame and under(-)chassis are formed, described top frame, under(-)chassis and column are formed by galvanized steel plain sheet section bar;
Be riveted on the panel in main frame structure, be made up of galvanized steel plain sheet respectively;
Door-plate, is made up of galvanized steel plain sheet, and by hinge in described main frame structure; Described door-plate arranges window, is embedded with shield glass in described window, described shield glass comprises inner layer glass and glass outer, accompanies metallic shield net between described inner layer glass and glass outer, and is integrated by the adhesion of doubling layer; Described metallic shield net and door-plate have all been electrically connected earth stud;
The functional unit connector be located at the functional unit in described main frame structure and be connected with described functional unit.
2. a kind of power distribution cabinet with electro-magnetic screen function according to claim 1, it is characterized in that: be separated out busbar storehouse by vertical clapboard in described power distribution cabinet and be positioned at functional warehouse and the cable bin of this side, busbar storehouse, described cable bin is located on functional warehouse, and is separated by diaphragm plate and functional warehouse; Described vertical clapboard and diaphragm plate are fixedly connected with main frame structure with described column respectively; Described cable bin is divided into left and right two parts by a riser, and the removable bolt of top flap of this riser is in main frame structure, and its bottom flap is fixed on a channel-section steel sidewall by bolt is removable, and another sidewall of this channel-section steel is fixedly connected with diaphragm plate; Described vertical clapboard, diaphragm plate and riser are made up of galvanized steel plain sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872779.1U CN204258067U (en) | 2014-12-29 | 2014-12-29 | A kind of power distribution cabinet with electro-magnetic screen function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872779.1U CN204258067U (en) | 2014-12-29 | 2014-12-29 | A kind of power distribution cabinet with electro-magnetic screen function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258067U true CN204258067U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420872779.1U Expired - Fee Related CN204258067U (en) | 2014-12-29 | 2014-12-29 | A kind of power distribution cabinet with electro-magnetic screen function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204258067U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263304A (en) * | 2015-10-29 | 2016-01-20 | 国网山西省电力公司临汾供电公司 | Electromagnetic radiation proof electrical cabinet |
| CN106356731A (en) * | 2016-10-18 | 2017-01-25 | 中国原子能科学研究院 | High-voltage shielding cabinet used for electromagnetic separator |
| CN110387076A (en) * | 2019-07-03 | 2019-10-29 | 河南工业职业技术学院 | A kind of electromagnetic shielding plate and preparation method and the Modular spliced electric power cabinet with it |
-
2014
- 2014-12-29 CN CN201420872779.1U patent/CN204258067U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263304A (en) * | 2015-10-29 | 2016-01-20 | 国网山西省电力公司临汾供电公司 | Electromagnetic radiation proof electrical cabinet |
| CN106356731A (en) * | 2016-10-18 | 2017-01-25 | 中国原子能科学研究院 | High-voltage shielding cabinet used for electromagnetic separator |
| CN110387076A (en) * | 2019-07-03 | 2019-10-29 | 河南工业职业技术学院 | A kind of electromagnetic shielding plate and preparation method and the Modular spliced electric power cabinet with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |