CN101162658A - Sealing type three-stations load switch and manufacturing method thereof - Google Patents
Sealing type three-stations load switch and manufacturing method thereof Download PDFInfo
- Publication number
- CN101162658A CN101162658A CNA2007101473869A CN200710147386A CN101162658A CN 101162658 A CN101162658 A CN 101162658A CN A2007101473869 A CNA2007101473869 A CN A2007101473869A CN 200710147386 A CN200710147386 A CN 200710147386A CN 101162658 A CN101162658 A CN 101162658A
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- China
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- contact chamber
- grounding contact
- load switch
- epoxy resin
- insulating
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- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a vacuum three-station load switch and the method for manufacturing, the same, wherein, a ground contact room(3) is arranged over an isolating contact room(5); a shield element (8) is arranged around an operation part(9) of an isolating switch; a link copper busbar(4) is arranged between the ground contact room(3) and the isolating contact room(5); a chain type conducting ring(12) is arranged at one end of the isolating contact room(5). The manufacturing method of the invention includes the following steps: the subassembly of the load switch is arranged in a mould after installed and linked; epoxy resin is used for die-casting the subassembly into an integrated body; a conductive silicon rubber layer (14) is coated or printed on the surface around an epoxy resin cover(2); after totally sulfurized, the silicon rubber (14), the surface resistance is from 5K ohm to 20 K ohm. The invention has the advantages of smaller size, convenient installation, stronger environment adaptability, good insulating performance, alternative insulating performance, safe and reliable operation, convenient maintenance and replacement.
Description
Technical field
The invention belongs to the manufacturing technology field of power equipment, particularly relate to a kind of sealing type three-stations load switch that uses at solid insulation switch, the design and the manufacturing of its manufacture method cashier's office in a shop.
Background technology
In the mid-cabinet of high pressure armouring, isolating switch and earthed switch are two independently parts at present, and its operation can only rely on mechanism separately to finish.Isolating switch has only separating brake, combined floodgate two states, ground connection then is to finish by earthed switch, two switches all are the visible ordinary taps of the edge of a knife, these two switches generally all are to be placed in the air, utilize air to insulate, therefore the insulation distance that needs will be very big, thereby make the overall dimensions of whole switch cubicle bigger, to user's installing space proposition higher requirement.Switch relies on air insulation in addition, utilize metal shell to make the switch cubicle of simple and easy sealing, outside environment is easy to have influence on the operation of whole switch cubicle, also have insulation property, separately from not ideal enough, fail safe, the reliability of power transmission and distribution are reduced, and research is made new power load switch equipment and is seemed even more important.
Summary of the invention
The purpose of this invention is to provide a kind of sealing type three-stations load switch, its manufacture method, to overcome the deficiency that on-load switch that present high-voltage switch gear uses exists cashier's office in a shop.
In order to realize that above-mentioned purpose technical scheme of the present invention is: sealing type three-stations load switch, comprise grounding contact operating side 1, epoxy resin housing 2, grounding contact chamber 3, insulating contact chamber 5, isolator operation end 9, bus link 6, outlet terminal 7, connecting bolt 10, conducting connecting part 11, it is characterized in that: described grounding contact chamber 3 is arranged on the top of insulating contact chamber 5, also be provided with shielding part 8 around the described isolator operation end 9, described grounding contact chamber 3 installs to be equipped with insulating contact chamber 5 and is connected copper bar 4, and described insulating contact chamber 5 one ends are provided with chain-type conducting ring 12; Described earthing chamber 3 one ends are by connection copper bar 4, connecting bolt 10, conducting connecting part 11, chain-type conducting ring 12 and after insulating contact chamber 5 one ends are connected, be connected with outlet terminal 7, shielding part 8 again, described grounding contact chamber 3 other ends are connected with the operating mechanism of grounding contact operating side 1, and insulating contact chamber 5 other ends are connected with bus link 6; Described bus link 6, outlet terminal 7 adopt plug formula structure with being connected of miscellaneous equipment.
In order to realize that above-mentioned purpose manufacture method of the present invention is achieved in that earlier grounding contact chamber 3, insulating contact chamber 5 is controlled by the position of design, then grounding contact chamber 3, connect copper bar 4, insulating contact chamber 5, bus link 6, outlet terminal 7, shielding part 8, isolator operation end 9, connecting bolt 10, conducting connecting part 11, the assembly of chain-type conducting ring 12 is installed, after connection is finished, assembly is placed in the mould, adopt epoxy resin that its pressure injection is become as a whole, after treating the demoulding, in epoxy resin housing 2 circumferential surface sprays or be coated with last layer conductive silicon rubber layer 14, its sheet resistance value is 5k Ω-20k Ω behind silicon rubber 14 complete cures.
Adopt that the present invention of above-mentioned measure has that volume is littler, easy for installation, environmental suitability is stronger, good insulation preformance, change advantage easily from, safe and reliable to operation, maintenance separately.
Description of drawings
Below in conjunction with accompanying drawing to the present invention's further detailed explanation again.
Accompanying drawing 1 is a schematic perspective view of the present invention;
Accompanying drawing 2 is that master of the present invention looks schematic diagram;
Accompanying drawing 3 is A-A cutaway views of accompanying drawing 2.
Embodiment
Referring to accompanying drawing 1, accompanying drawing 2, Fig. 1 is a schematic perspective view of the present invention, and accompanying drawing 2 is that master of the present invention looks schematic diagram.Can see the direction of contact operating side, ground 1, described sealing type three-stations load switch pole profile, isolator operation end 9, outlet terminal 7 and A-A cutaway view from accompanying drawing 1, Fig. 2.
Referring to accompanying drawing 3, Fig. 3 is the A-A cutaway view of accompanying drawing 2, from cutaway view, can see structure and its annexation that sealing type three-stations of the present invention is loaded and opened inside, the present invention includes grounding contact operating side 1, epoxy resin housing 2, grounding contact chamber 3, insulating contact chamber 5, isolator operation end 9, bus link 6, outlet terminal 7, connecting bolt 10, conducting connecting part 11, grounding contact chamber 3 is arranged on the top of insulating contact chamber 5, also be provided with shielding part 8 around the isolator operation end 9, shielding part 8 is set mainly to be shielded inner inserts and external shell, grounding contact chamber 3 also is provided with insulating contact chamber 5 and is connected copper bar 4, and insulating contact chamber 5 one ends are provided with chain-type conducting ring 12; Described earthing chamber 3 one ends are by connection copper bar 4, connecting bolt 10, conducting connecting part 11, chain-type conducting ring 12 and after insulating contact chamber 5 one ends are connected, be connected with outlet terminal 7, shielding part 8 again, described grounding contact chamber 3 other ends are connected with the operating mechanism of grounding contact operating side 1, when actual installation is used, grounding contact operating side 1 also is connected with the switch cubicle housing and ground connection, and insulating contact chamber 5 other ends are connected with bus link 6; Described bus link 6, outlet terminal 7 adopt plug formula structure with being connected of miscellaneous equipment.
In order to realize that above-mentioned purpose manufacture method of the present invention is achieved in that earlier grounding contact chamber 3, insulating contact chamber 5 is controlled by the position of design, then grounding contact chamber 3, connect copper bar 4, insulating contact chamber 5, bus link 6, outlet terminal 7, shielding part 8, isolator operation end 9, connecting bolt 10, conducting connecting part 11, the assembly of chain-type conducting ring 12 is installed, after connection is finished, assembly is placed in the mould, adopt epoxy resin that its pressure injection is become as a whole, after treating the demoulding, in epoxy resin housing 2 circumferential surface sprays or be coated with last layer conductive silicon rubber layer 14, its sheet resistance value is that 5k Ω-20k Ω gets final product behind silicon rubber 14 complete cures.
Described sealing type three-stations load switch, it is a single-phase three-stations load switch, three single-phase three-stations load switchs by being installed, inserts 13 are fixed on the switch cubicle, earthed switch operating side 1, isolator operation end 9 are connected with the operating mechanism of three stations, the operating mechanism of three stations is except that the branch of ground contact chamber 3 and the insulating contact chamber 5 that achieve a butt joint, closing operation, also insulating contact and grounding contact are interlocked or spacing, guarantee safety, the reliability service of circuit.Bus link 6 relies on special silicon rubber spare and is that the bus-bar system that adopts the epoxy resin pressure injection to form is tightly connected equally, in distribution system, adds other annex and has just constituted loading switch cabinet in the solid insulation switch cabinet in the distribution system.
Claims (3)
1. sealing type three-stations load switch, its manufacture method, comprise grounding contact operating side (1), epoxy resin housing (2), grounding contact chamber (3), insulating contact chamber (5), isolator operation end (9), bus link (6), outlet terminal (7), connecting bolt (10), conducting connecting part (11), it is characterized in that: described grounding contact chamber (3) is arranged on the top of insulating contact chamber (5), described isolator operation end (9) also is provided with shielding part (8) on every side, install to be equipped with between described grounding contact chamber (3) and insulating contact chamber (5) and be connected copper bar (4), described insulating contact chamber (5) one ends are provided with chain-type conducting ring (12); Described earthing chamber (3) one ends are by connection copper bar (4), connecting bolt (10), conducting connecting part (11), chain-type conducting ring (12) and after insulating contact chamber (5) one ends are connected, be connected with outlet terminal (7), shielding part (8) again, described grounding contact chamber (3) other end is connected with the operating mechanism of grounding contact operating side (1), and insulating contact chamber (5) other end is connected with bus link (6).
2. according to right 1 described three-stations load switch, it is characterized in that: described bus link (6), outlet terminal (7) adopt plug formula structure with being connected of miscellaneous equipment.
3. a method of making right 1 described sealing type three-stations load switch is: earlier grounding contact chamber (3), insulating contact chamber (5) is controlled by the position of design, then grounding contact chamber (3), connect copper bar (4), insulating contact chamber (5), bus link (6), outlet terminal (7), shielding part (8), isolator operation end (9), connecting bolt (10), conducting connecting part (11), the assembly of chain-type conducting ring (12) is installed, after connection is finished, assembly is placed in the mould, adopt epoxy resin that its pressure injection is become as a whole, after treating the demoulding, in epoxy resin housing (2) circumferential surface spray or be coated with last layer conductive silicon rubber layer (14), its sheet resistance value is 5k Ω-20k Ω behind silicon rubber (14) complete cure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101473869A CN101162658A (en) | 2007-09-06 | 2007-09-06 | Sealing type three-stations load switch and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101473869A CN101162658A (en) | 2007-09-06 | 2007-09-06 | Sealing type three-stations load switch and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101162658A true CN101162658A (en) | 2008-04-16 |
Family
ID=39297554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101473869A Pending CN101162658A (en) | 2007-09-06 | 2007-09-06 | Sealing type three-stations load switch and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101162658A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013354A (en) * | 2010-12-29 | 2011-04-13 | 常州森源力拓开关有限公司 | Three-station isolating switch |
| CN102024611A (en) * | 2010-08-17 | 2011-04-20 | 郑文秀 | Three-position disconnecting switch |
| CN102881508A (en) * | 2012-09-07 | 2013-01-16 | 北海银河开关设备有限公司 | Solid insulating pole |
| CN105675944A (en) * | 2016-04-07 | 2016-06-15 | 威胜集团有限公司 | Three-phase combined load switch module |
-
2007
- 2007-09-06 CN CNA2007101473869A patent/CN101162658A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102024611A (en) * | 2010-08-17 | 2011-04-20 | 郑文秀 | Three-position disconnecting switch |
| CN102024611B (en) * | 2010-08-17 | 2014-02-26 | 宏秀电气有限公司 | Three-position disconnecting switch |
| CN102013354A (en) * | 2010-12-29 | 2011-04-13 | 常州森源力拓开关有限公司 | Three-station isolating switch |
| CN102013354B (en) * | 2010-12-29 | 2013-07-03 | 常州森源力拓开关有限公司 | Three-station isolating switch |
| CN102881508A (en) * | 2012-09-07 | 2013-01-16 | 北海银河开关设备有限公司 | Solid insulating pole |
| CN102881508B (en) * | 2012-09-07 | 2015-10-07 | 北海银河开关设备有限公司 | Solid insulation pole |
| CN105675944A (en) * | 2016-04-07 | 2016-06-15 | 威胜集团有限公司 | Three-phase combined load switch module |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080416 |