CN202871459U - Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor - Google Patents
Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor Download PDFInfo
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- CN202871459U CN202871459U CN 201220430175 CN201220430175U CN202871459U CN 202871459 U CN202871459 U CN 202871459U CN 201220430175 CN201220430175 CN 201220430175 CN 201220430175 U CN201220430175 U CN 201220430175U CN 202871459 U CN202871459 U CN 202871459U
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Abstract
The utility model discloses an active field full-magnetic shielding mouse cage shape air-core current-limiting reactor which comprises a first air-core iron core column, a second air-core iron core column, a third air-core iron core column, a first coil, a second coil, a third coil, an upper insulated board, a lower insulated board and a mouse cage shape full-magnetic shielding shell. The axial direction of the second air-core iron core column is arranged to be an up-down direction. The upper insulated board and the lower insulated board are respectively arranged at the upper end and the lower end of the second air-core iron core column. The mouse cage shape full-magnetic shielding shell is formed by connection of horizontal magnetic shielding boards and vertical shielding walls. The active field full-magnetic shielding mouse cage shape iron core current-limiting reactor is capable of shielding electromagnetic waves inside the mouse cage shape full-magnetic shielding shell, and damage to living organisms, air, instruments and devices and the environment outside the shielding shell is not generated.
Description
Technical field
The utility model relates to a kind of reactor, relates in particular to the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of a kind of active field.
Background technology
(second) power frequency intense radiation system in State Bureau of Environmental Protection's the 18th command issue on March 25th, 1997 " electromagnetic radiation environment protection management method " annex: 1, voltage send transformer substation system more than 100KV; 2, electric current is at the power frequency equipment of 100 peaces more than doubly; 3, light rail and main line electric railway.Advise that above-listed construction project should handle environmental protection and declare registration formalities before project verification, use above-listed electromagnetic radiation equipment before procuring equipment, to handle environmental protection and declare registration formalities.
Reactor is power frequency intense radiation equipment, is power frequency alternating electromagnetism field source, because there not being magnetic loop, a large amount of electromagnetic stray field that it produces, electromagnetic stray field with electromagnetic form to spatial, radiation.When 50 cycle, about 60 millimeters of electromagnetic wave depth of penetration in copper aluminium, in the soil of drying, the about 5000m of the depth of penetration.The electromagnetic stray field that coil magnetic field produced when reactor moved continuously spreads to the space, especially the magnetic field at coil both ends is the strongest, magnetic flux is the most concentrated, the magnetic flux at coil both ends alternately changes to space radiation, propagation with radiation and convergence, living organism, air, instrument and equipment beyond the reactor are exerted an influence, people and environment are produced harm.
Summary of the invention
The purpose of this utility model provides a kind of active field all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises the first cored iron stem stem, the second cored iron stem stem, the 3rd cored iron stem stem, the first coil, the second coil, tertiary coil, upper insulation plate, lower insulation plate and mouse cage shape all-magnetism shielding shell, described the first cored iron stem stem, described the second cored iron stem stem and described the 3rd cored iron stem stem are coaxial, described the first cored iron stem stem and described the 3rd cored iron stem stem place respectively the both sides of described the second cored iron stem stem, described the first coil is arranged at the circumferential outer surface of described the first cored iron stem stem, described the second coil is arranged at the circumferential outer surface of described the second cored iron stem stem, described tertiary coil is arranged at the circumferential outer surface of described the 3rd cored iron stem stem, between described the first coil and described the second coil, be provided with the gap between described two coil and the described tertiary coil; If the axial direction of described the second cored iron stem stem is above-below direction, described upper insulation plate and described lower insulation plate are installed on respectively the top and bottom of described the second cored iron stem stem, described mouse cage shape all-magnetism shielding shell is formed by connecting by the magnetic shield panel of horizontal direction and the magnetic screen wall of vertical direction, described magnetic shield panel is two, be installed on respectively the lower surface of described upper insulation plate upper surface and described lower insulation plate, described magnetic screen wall is installed on described the first cored iron stem stem, around described the second cored iron stem stem and described the 3rd cored iron stem stem, described magnetic shield panel and described magnetic screen wall form by the silicon steel sheet stack of multi-disc low magnetic density degree.
Further, be connected by same ground strip between described magnetic shield panel and the described magnetic screen wall.
Particularly, described silicon steel sheet is 16; Described silicon steel sheet is grain oriented silicon steel sheet.
Further, described magnetic screen wall is four, and its cross section was rectangle after four described magnetic screen walls connected.
The beneficial effects of the utility model are:
The utility model is made mouse cage shape all-magnetism shielding shell by the grain oriented silicon steel sheet stack of adopting the low magnetic density degree, coil and iron core column are installed in the mouse cage shape all-magnetism shielding shell, the electromagnetic wave that coil produces can not produced harm to the living organism beyond the shielding case, air, instrument and equipment and environment by the shielding of mouse-cage type all-magnetism shielding shell; The all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field described in the utility model also has the advantage that reluctance force is little, loss is little, noise is little and can not produce superheating phenomenon.
Description of drawings
Fig. 1 is the cutaway view of the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field described in the utility model.
Among the figure: the 1-the first cored iron stem stem, the 2-the second cored iron stem stem, the 3-the three cored iron stem stem, the 4-the first coil, the 5-the second coil, 6-tertiary coil, 7-upper insulation plate, 8-lower insulation plate, 9-magnetic shield panel, 10-magnetic screen wall, 11-ground strip.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1: the utility model comprises the first cored iron stem stem 1, the second cored iron stem stem 2, the 3rd cored iron stem stem 3, the first coil 4, the second coil 5, tertiary coil 6, upper insulation plate 7, lower insulation plate 8 and mouse cage shape all-magnetism shielding shell, the first cored iron stem stem 1, the second cored iron stem stem 2 and the 3rd cored iron stem stem 3 are coaxial, the first cored iron stem stem 1 and the 3rd cored iron stem stem 3 place respectively the both sides of the second cored iron stem stem 2, the first coil 4 is arranged at the circumferential outer surface of the first cored iron stem stem 1, the second coil 5 is arranged at the circumferential outer surface of the second cored iron stem stem 2, tertiary coil 6 is arranged at the circumferential outer surface of the 3rd cored iron stem stem 3, between the first coil 4 and the second coil 5, be provided with the gap between the second coil 5 and the tertiary coil 6; If the axial direction of the second cored iron stem stem 2 is above-below direction, upper insulation plate 7 and lower insulation plate 8 are installed on respectively the top and bottom of the second cored iron stem stem 2, mouse cage shape all-magnetism shielding shell is formed by connecting by the magnetic shield panel 9 of horizontal direction and the magnetic screen wall 10 of vertical direction, magnetic shield panel 9 is two, be installed on respectively the lower surface of upper insulation plate 7 upper surfaces and lower insulation plate 8, magnetic screen wall 10 is installed on the first cored iron stem stem 1, around the second cored iron stem stem 2 and the 3rd cored iron stem stem 3, magnetic shield panel 9 and magnetic screen wall 10 are formed by stacking by the grain oriented silicon steel sheet (not shown) of 16 low magnetic density degree, be connected by same ground strip 11 between magnetic shield panel 9 and the magnetic screen wall 10, magnetic screen wall 10 is four, and its cross section was rectangle after four magnetic screen walls 10 connected.
The utility model is made mouse cage shape all-magnetism shielding shell by the grain oriented silicon steel sheet stack of adopting the low magnetic density degree, coil and iron core column are installed in the mouse cage shape all-magnetism shielding shell, the electromagnetic wave that coil produces can not produced harm to the living organism beyond the shielding case, air, instrument and equipment and environment by the shielding of mouse-cage type all-magnetism shielding shell; The all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field described in the utility model also has the advantage that reluctance force is little, loss is little, noise is little and can not produce superheating phenomenon.
Claims (5)
1. all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field, it is characterized in that: comprise the first cored iron stem stem, the second cored iron stem stem, the 3rd cored iron stem stem, the first coil, the second coil, tertiary coil, upper insulation plate, lower insulation plate and mouse cage shape all-magnetism shielding shell, described the first cored iron stem stem, described the second cored iron stem stem and described the 3rd cored iron stem stem are coaxial, described the first cored iron stem stem and described the 3rd cored iron stem stem place respectively the both sides of described the second cored iron stem stem, described the first coil is arranged at the circumferential outer surface of described the first cored iron stem stem, described the second coil is arranged at the circumferential outer surface of described the second cored iron stem stem, described tertiary coil is arranged at the circumferential outer surface of described the 3rd cored iron stem stem, between described the first coil and described the second coil, be provided with the gap between described two coil and the described tertiary coil; If the axial direction of described the second cored iron stem stem is above-below direction, described upper insulation plate and described lower insulation plate are installed on respectively the top and bottom of described the second cored iron stem stem, described mouse cage shape all-magnetism shielding shell is formed by connecting by the magnetic shield panel of horizontal direction and the magnetic screen wall of vertical direction, described magnetic shield panel is two, be installed on respectively the lower surface of described upper insulation plate upper surface and described lower insulation plate, described magnetic screen wall is installed on described the first cored iron stem stem, around described the second cored iron stem stem and described the 3rd cored iron stem stem, described magnetic shield panel and described magnetic screen wall form by the silicon steel sheet stack of multi-disc low magnetic density degree.
2. the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field according to claim 1 is characterized in that: be connected by same ground strip between described magnetic shield panel and the described magnetic screen wall.
3. the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field according to claim 1, it is characterized in that: described silicon steel sheet is 16.
4. according to claim 1 or the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of 3 described active field, it is characterized in that: described silicon steel sheet is grain oriented silicon steel sheet.
5. the all-magnetism shielding squirrel-cage shaped hollow iron core current limiting reactor of active field according to claim 1, it is characterized in that: described magnetic screen wall is four, its cross sections were rectangle after four described magnetic screen walls connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220430175 CN202871459U (en) | 2012-08-28 | 2012-08-28 | Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220430175 CN202871459U (en) | 2012-08-28 | 2012-08-28 | Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202871459U true CN202871459U (en) | 2013-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220430175 Expired - Fee Related CN202871459U (en) | 2012-08-28 | 2012-08-28 | Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor |
Country Status (1)
| Country | Link |
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| CN (1) | CN202871459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597788A (en) * | 2018-05-28 | 2018-09-28 | 保定天威保变电气股份有限公司 | A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor |
-
2012
- 2012-08-28 CN CN 201220430175 patent/CN202871459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597788A (en) * | 2018-05-28 | 2018-09-28 | 保定天威保变电气股份有限公司 | A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20130828 |