CN203774161U - High-voltage load switch device - Google Patents
High-voltage load switch device Download PDFInfo
- Publication number
- CN203774161U CN203774161U CN201420200959.5U CN201420200959U CN203774161U CN 203774161 U CN203774161 U CN 203774161U CN 201420200959 U CN201420200959 U CN 201420200959U CN 203774161 U CN203774161 U CN 203774161U
- Authority
- CN
- China
- Prior art keywords
- plate
- vacuum extinction
- extinction chamber
- inner frame
- load switch
- 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
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Abstract
The utility model relates to a high-voltage load switch device comprising a box body, vacuum arc-extinguishing chambers, and an electromagnet device. The vacuum arc-extinguishing chambers are arranged inside the box body; and the vacuum arc-extinguishing chambers and the electromagnet device are connected by a transmission device. The box body includes an inner skeleton and an outer cover; a step portion is arranged at the edge of the upper portion of the inner skeleton, wherein the inner side of the step portion is higher than the outer side; a step portion is arranged at the edge of the lower portion of the outer cover, wherein the inner side of the step portion is lower than the outer side; and the outer cover is buckled at the step portion of the upper portion edge of the inner skeleton by the step portion of the lower portion edge. Besides, a fixed support seat is arranged at the bottom of the inner skeleton; and wire entrance holes and insulated support elements are arranged at the fixed support seat. A cross bar is arranged at the upper portion of the inner skeleton; and the electromagnet device is arranged above the cross bar. The provided electromagnet device has the good on-off performance.
Description
Technical field
The utility model relates to electric switch technical field, be specifically related to a kind of load switching unit that can be applicable to high pressure.
Background technology
On-load switch and combined electrical apparatus; be applicable in the electric power system of three-phase alternating current 10KV, 50HZ; or with complete set of distribution and loop-network switch cabinet; prefabricated substations etc. support the use; be widely used in territory net construction retrofit engineering, industrial and mining enterprises, skyscraper and communal facility etc.; can be used as ring network power supply or terminal, play a part distribution, the control and protection of electric energy.
High voltage load switch is the electrical equipment of a kind of function between primary cut-out and high voltage isolator, and high voltage load switch is often connected and is used in conjunction with high-tension fuse; Be used for controlling power transformer.High voltage load switch has simple arc-control device, because can certain load current and the overload electric current of break-make.But it can not interrupting short circuit, use so its is generally connected with high-tension fuse, carries out short-circuit protection by fuse.
Utility model content
For the deficiency existing in prior art, the utility model provides the high voltage load switch device that a kind of break-make performance is good.
To achieve these goals, the utility model is to realize by the following technical solutions:
A kind of high voltage load switch device, comprises casing, vacuum extinction chamber, electromagnet apparatus, and described vacuum extinction chamber is arranged on described box house, between described vacuum extinction chamber and described electromagnet apparatus, is connected by transmission device, described casing comprises inner frame and enclosing cover, described inner frame top edge is the stage portion of inner side higher than outside, the lower edge of described enclosing cover is the stage portion of inner side lower than outside, described enclosing cover is buckled in by the stage portion at edge, its underpart in the stage portion of described inner frame top edge, described inner frame bottom is provided with hold-down support, on described hold-down support, be provided with entrance hole and insulating supporting element, described inner frame top is provided with cross bar, described electromagnet apparatus is positioned at described cross bar top, described vacuum extinction chamber is positioned at described cross bar below, described insulating supporting element is arranged between described vacuum extinction chamber and described hold-down support, between described vacuum extinction chamber and described insulating supporting element, be also provided with outlet board, described vacuum extinction chamber is 4, corresponding described insulating supporting element is also 4 with it, described transmission device comprises L shaped driver plate, connecting plate, turns plate, described L shaped driver plate one end is connected with described electromagnet apparatus, described L shaped driver plate is connected with described connecting plate, the described plate that turns is also 4, described 4 one end of turning plate are all connected with described connecting plate, described 4 other ends that turn plate are respectively connected with a pull lever, be respectively provided with one and press elastic device in described 4 pull lever.
According to a kind of execution mode of the present utility model, described in press elastic device for pressing spring.
According to a kind of execution mode of the present utility model, described L shaped driver plate and described 4 junctions of turning plate are provided with the property turned round elastic device.
According to a kind of execution mode of the present utility model, described in the property turned round elastic device be torsion spring.
Compared with prior art, the beneficial effects of the utility model are: starting current is reduced greatly, expanded the range of application of permanent magnetic mechanism switch; Not only simplify accumulator, and greatly reduced cost; Meanwhile, because positive anti-magnetic acts on simultaneously, greatly improve the reliability of action, greatly shortened operate time; On/off switch coil is only charged in switch on/off switch moment, remains on on/off switch position at ordinary times by permanent magnet, greatly reduces the loss of coil to electric energy.
Brief description of the drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is according to the structural representation of the high voltage load switch device of an enforcement of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
Fig. 1 is according to the structural representation of the high voltage load switch device of an enforcement of the utility model.A kind of high voltage load switch device as shown in Figure 1, comprises casing 1, vacuum extinction chamber 2, electromagnet apparatus 3, and described vacuum extinction chamber 2 is arranged on described casing 1 inside, between described vacuum extinction chamber 2 and described electromagnet apparatus 3, is connected by transmission device, described casing 1 comprises inner frame 11 and enclosing cover 12, described inner frame 11 top edge are the stage portion of inner side higher than outside, the lower edge of described enclosing cover 12 is the stage portion of inner side lower than outside, described enclosing cover 12 is buckled in by the stage portion at edge, its underpart in the stage portion of described inner frame 11 top edge, described inner frame 11 bottoms are provided with hold-down support 4, on described hold-down support 4, be provided with entrance hole and insulating supporting element 5, described inner frame 11 tops are provided with cross bar 6, described electromagnet apparatus 3 is positioned at described cross bar 6 tops, described vacuum extinction chamber 2 is positioned at described cross bar 6 belows, described insulating supporting element 5 is arranged between described vacuum extinction chamber 2 and described hold-down support 4, between described vacuum extinction chamber 2 and described insulating supporting element 5, be also provided with outlet board 7, described vacuum extinction chamber 2 is 4, corresponding described insulating supporting element 5 is also 4 with it, described transmission device comprises L shaped driver plate 8, connecting plate 9, turns plate 10, described L shaped driver plate 8 one end are connected with described electromagnet apparatus 3, described L shaped driver plate 8 is connected with described connecting plate 9, the described plate 10 that turns is also 4, described 4 one end of turning plate 10 are all connected with described connecting plate 9, described 4 other ends that turn plate 10 are respectively connected with a pull lever 13, be respectively provided with one and press elastic device 14 in described 4 pull lever 13.
The described elastic device 14 that presses can be for pressing spring.
Described L shaped driver plate 8 is provided with the property turned round elastic device 15 with described 4 junctions of turning plate 10.
The described property turned round elastic device 15 can be torsion spring.The gap can adjusting transmission device occurring in the process of the power of transmission by the property turned round elastic device 15, can better work.
By inner frame 11 and enclosing cover 12, described inner frame 11 top edge are the stage portion of inner side higher than outside, the lower edge of described enclosing cover 12 is the stage portion of inner side lower than outside, described enclosing cover 12 is buckled in the design in the stage portion of described inner frame 11 top edge by the stage portion at edge, its underpart, can make whole box body play better rainproof effect; And can electricity theft prevention easy for installation again.
By the structure of above embodiment, starting current is reduced greatly, expand the range of application of permanent magnetic mechanism switch; Not only simplify accumulator, and greatly reduced cost; Meanwhile, because positive anti-magnetic acts on simultaneously, greatly improve the reliability of action, greatly shortened operate time; On/off switch coil is only charged in switch on/off switch moment, remains on on/off switch position at ordinary times by permanent magnet, greatly reduces the loss of coil to electric energy.
More than show and described general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (4)
1. a high voltage load switch device, is characterized in that, comprises casing, vacuum extinction chamber, electromagnet apparatus, and described vacuum extinction chamber is arranged on described box house, between described vacuum extinction chamber and described electromagnet apparatus, is connected by transmission device, described casing comprises inner frame and enclosing cover, described inner frame top edge is the stage portion of inner side higher than outside, the lower edge of described enclosing cover is the stage portion of inner side lower than outside, described enclosing cover is buckled in by the stage portion at edge, its underpart in the stage portion of described inner frame top edge, described inner frame bottom is provided with hold-down support, on described hold-down support, be provided with entrance hole and insulating supporting element, described inner frame top is provided with cross bar, described electromagnet apparatus is positioned at described cross bar top, described vacuum extinction chamber is positioned at described cross bar below, described insulating supporting element is arranged between described vacuum extinction chamber and described hold-down support, between described vacuum extinction chamber and described insulating supporting element, be also provided with outlet board, described vacuum extinction chamber is 4, corresponding described insulating supporting element is also 4 with it, described transmission device comprises L shaped driver plate, connecting plate, turns plate, described L shaped driver plate one end is connected with described electromagnet apparatus, described L shaped driver plate is connected with described connecting plate, the described plate that turns is also 4, described 4 one end of turning plate are all connected with described connecting plate, described 4 other ends that turn plate are respectively connected with a pull lever, be respectively provided with one and press elastic device in described 4 pull lever.
2. high voltage load switch device according to claim 1, is characterized in that, described in press elastic device for pressing spring.
3. high voltage load switch device according to claim 1, is characterized in that, described L shaped driver plate and described 4 junctions of turning plate are provided with the property turned round elastic device.
4. high voltage load switch device according to claim 3, is characterized in that, described in the property turned round elastic device be torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200959.5U CN203774161U (en) | 2014-04-17 | 2014-04-17 | High-voltage load switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200959.5U CN203774161U (en) | 2014-04-17 | 2014-04-17 | High-voltage load switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774161U true CN203774161U (en) | 2014-08-13 |
Family
ID=51291319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420200959.5U Expired - Fee Related CN203774161U (en) | 2014-04-17 | 2014-04-17 | High-voltage load switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774161U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540639A (en) * | 2020-05-14 | 2020-08-14 | 湖南创安防爆电器有限公司 | Vacuum contactor |
-
2014
- 2014-04-17 CN CN201420200959.5U patent/CN203774161U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540639A (en) * | 2020-05-14 | 2020-08-14 | 湖南创安防爆电器有限公司 | Vacuum contactor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170417 |