CN202332690U - High-voltage load switch for intelligent integrated transformer substation - Google Patents
High-voltage load switch for intelligent integrated transformer substation Download PDFInfo
- Publication number
- CN202332690U CN202332690U CN2011204705802U CN201120470580U CN202332690U CN 202332690 U CN202332690 U CN 202332690U CN 2011204705802 U CN2011204705802 U CN 2011204705802U CN 201120470580 U CN201120470580 U CN 201120470580U CN 202332690 U CN202332690 U CN 202332690U
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- Prior art keywords
- isolation
- load switch
- voltage load
- tool rest
- tool apron
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- 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 discloses a high-voltage load switch for an intelligent integrated transformer substation. The high-voltage load switch comprises a framework, an operation mechanism, an upper wiring tool apron, and an isolation tool apron, wherein the upper wiring tool apron and the isolation tool apron are arranged on the framework; and the isolation tool apron and the upper wiring tool apron are separated and closed, and an isolation fracture is formed when the isolation tool apron and the upper wiring tool apron are separated. The high-voltage load switch is structurally characterized by further comprising a security protection mechanism, wherein the security protection mechanism comprises an isolation separating board capable of entering and moving out from the isolation fracture. After the high-voltage load switch disclosed by the utility model is switched off, the isolation separating board enters the isolation fracture, so as to effectively prevent the isolation tool apron from being closed on the corresponding wiring tool apron. Therefore, the high-voltage load switch disclosed by the utility model has the security protection effects for preventing incorrect operation.
Description
Technical field
The utility model belongs to the substation structure design field, is specifically related to a kind of high voltage load switch that is used for intelligent integral transformer station.
Background technology
Box-type substation is applicable to residential quarters, the public change in city, bustling downtown area, construction power supply etc., and the user can select box change according to different service conditions, load level.Box-type substation has developed very rapidly since coming out, and has accounted for 70% of distribution transformer in European developed country, and the U.S. has accounted for 90%.The develop rapidly of Chinese city modernization construction, the continual renovation transformation of urban power distribution network will be widely used.
Case becomes the high-pressure side and adopts on-load switch to add the unit switch of current limiting fuse more; Elder generation's disjunction dynamic/static contact in vacuum interrupter breaks off isolating switch again during separating brake, and makes to isolate between tool rest and the corresponding wiring tool rest to have tangible isolation fracture; The isolating switch that closes earlier during combined floodgate, the dynamic/static contact in the closed again vacuum interrupter.This structure has following weak point: have tangible isolation fracture though isolate behind the separating brake between tool rest and the corresponding wiring tool rest; But still exist because misoperation causes isolating tool rest and is closed on the corresponding wiring tool rest; Cause serious electric power accident; This isolation fracture just plays tangible indicative function, can not be from obtaining fool proof security protection effect in essence.
The utility model content
The purpose of the utility model provides the indoor vacuum load switch fuse combined electric apparatus that a kind of structure is comparatively reasonable, occupation of land is less, switch off time is short.
The technical scheme that realizes the utility model purpose is: a kind of high voltage load switch that is used for intelligent integral transformer station; Comprise framework, operating mechanism, be arranged on the last wiring tool rest on the framework and isolate tool rest; Said isolation tool rest and last wiring tool rest mutually deciliter and form isolation fracture when separating with last wiring tool rest; Its design feature is: also comprise security protection mechanism, said security protection mechanism comprises the insulation division board that can get into and shift out in the said isolation fracture.
The guide that in the technique scheme, said security protection mechanism also comprises guide rail, be arranged on the insulation division board and can move along guide rail, be used to drive the operating mechanism that the insulation division board moves.
In the technique scheme, said security protection mechanism also comprises the supplementary insulation dividing plate, and an end of said supplementary insulation dividing plate rotates and is arranged on the framework, and the other end is rotationally connected with the insulation division board.
In the technique scheme, said supplementary insulation dividing plate be arranged on the insulation division board directly over.
The utlity model has positive effect: (1) the utility model can get into and shift out the insulation division board in the said isolation fracture through being provided with; Make behind the separating brake; This insulation division board enters into isolation fracture; Close on the corresponding wiring tool rest thereby effectively prevent to isolate tool rest, have fool proof security protection effect.(2) the utility model is through adding the supplementary insulation dividing plate; After getting into isolation fracture when the insulation division board; Utilize on said insulation division board and the supplementary insulation dividing plate wiring tool rest and maintainer to keep apart fully; Make that the maintainer can be because of misoperation touch the wiring tool rest, thereby effectively guarantee maintainer's safety.
Description of drawings
A kind of structural representation when Fig. 1 closes a floodgate for first kind of structure of the utility model is in;
A kind of structural representation when Fig. 2 is in separating brake for the high voltage load switch that is used for intelligent integral transformer station shown in Figure 1;
A kind of structural representation when Fig. 3 is in separating brake for second kind of structure of the utility model.
Reference numeral is: high pressure unit switch 3, and framework 31, last insulated leg 32, last wiring tool rest 33, middle insulated leg 34 is isolated tool rest 35; Fuse 36, following insulated leg 37, vacuum interrupter 38, following wiring tool rest 39, operating mechanism 4 is isolated axle 41; Isolated insulation pull bar 43, grounding shaft 44, ground connection connecting lever 45, ground connection tool rest 46, ground connection transmission crank arm 47, ground connection connecting rod 48; Divide-shut brake insulated tension pole 49, dropout transmission device 5, dropout insulated tension pole 51, isolation fracture 6, security protection mechanism 7; Insulation division board 71, guide rail 72, guide 73, operating mechanism 74, supplementary insulation dividing plate 77.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 2 has shown first kind of embodiment of the utility model, a kind of structural representation when wherein Fig. 1 closes a floodgate for first kind of structure of the utility model is in; A kind of structural representation when Fig. 2 is in separating brake for the high voltage load switch that is used for intelligent integral transformer station shown in Figure 1.
Present embodiment is a kind of high voltage load switch that is used for intelligent integral transformer station; See Fig. 1 and Fig. 2, said high pressure unit switch 3 comprises framework 31, operating mechanism 4, be arranged on last insulated leg 32 on the framework 31, be arranged on last wiring tool rest 33 on the insulated leg 32, be arranged on middle insulated leg 34 on the framework 31, be arranged on the insulated leg 34 isolation tool rest 35, be arranged on the fuse 36 of isolating on the tool rest 35, be arranged on the dropout transmission device 5 of isolating tool rest 35 bottoms, be arranged on following insulated leg 37 on the framework 31, be arranged on insulated leg 34 and the following insulated leg 37 vacuum interrupter 38, be arranged on down following wiring tool rest 39 and security protection mechanism 7 on the insulated leg 37; Said isolation tool rest 35 and last wiring tool rest 33 mutually deciliter and form isolation fracture 6 when opening in 33 minutes with last wiring tool rest.
Said operating mechanism 4 comprises the isolation axle 41 that is arranged on the framework 31; Be arranged on the isolation connecting lever of isolating on the axle 41; Connect and isolate connecting lever and the isolated insulation pull bar 43 of isolating tool rest 35; Be arranged on the grounding shaft 44 on the framework 31; Be arranged on the ground connection connecting lever 45 on the grounding shaft 44; Be arranged on the ground connection tool rest 46 on the grounding shaft 44; Be arranged on the ground connection transmission crank arm 47 of isolating on the axle 41; Connect ground connection connecting lever 45; The ground connection connecting rod 48 of ground connection transmission crank arm 47; Be used for driving the divide-shut brake insulated tension pole 49 that vacuum interrupter 38 moving contacts carry out the divide-shut brake action; Said ground connection tool rest 46 and following wiring tool rest 39 are mutually deciliter.
Said dropout transmission device 5 comprises dropout insulated tension pole 51.
The guide 73 that said security protection mechanism 7 comprises the insulation division board 71 that can get into and shift out in the said isolation fracture 6, be fixed on guide rail 72 on the framework 31, be arranged on the insulation division board 71 and can move along guide rail 72, be used to drive operating mechanism 74 and the supplementary insulation dividing plate 77 that insulation division board 71 moves.
In the present embodiment, said guide rail 72 is provided with guide chute, and said guide 73 is arranged on the bearing pin of insulation division board 71 two side ends, and said bearing pin can slide in guide chute or roll, thereby to the mobile position-limiting action that plays of the division board 71 that insulate.
In addition, the operating mechanism 74 in the present embodiment can be independent manual type operating mechanism, also can be to form the coordinated type operating mechanism through operating mechanism in linkage and the combined electrical apparatus.
One end of said supplementary insulation dividing plate 77 rotates and is arranged on the framework 31, and the other end is rotationally connected with insulation division board 71.
(embodiment 2)
Fig. 3 is a kind of structural representation of second kind of structure of the utility model when being in separating brake, has shown second kind of embodiment of the utility model.
Present embodiment and embodiment 1 are basic identical, and difference is: see shown in Figure 3, in the present embodiment, said supplementary insulation dividing plate 77 be arranged on the insulation division board 71 directly over.
The foregoing description 1 to embodiment 2 is through getting into and shift out the insulation division board 71 in the said isolation fracture 6 in setting; Behind the separating brake; This insulation division board enters into isolation fracture, effectively prevents to isolate tool rest and closes on the corresponding wiring tool rest, thereby have fool proof security protection effect.
Obviously, the foregoing description of the utility model only be for explain clearly that the utility model does for example, and be not to be qualification to the execution mode of the utility model.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation that these connotations that belong to the utility model are extended out or change still belong to the protection range of the utility model.
Claims (4)
1. high voltage load switch that is used for intelligent integral transformer station; Comprise framework (31), operating mechanism (4), be arranged on the last wiring tool rest (33) on the framework (31) and isolate tool rest (35); Said isolation tool rest (35) and last wiring tool rest (33) mutually deciliter and are forming isolation fracture (6) with last wiring tool rest (33) when separating;
It is characterized in that: also comprise security protection mechanism (7), said security protection mechanism (7) comprises the insulation division board (71) that can get into and shift out in the said isolation fracture (6).
2. the high voltage load switch that is used for intelligent integral transformer station according to claim 1 is characterized in that: said security protection mechanism (7) also comprises guide rail (72), be arranged on that insulation division board (71) is gone up and the guide (73) that can move along guide rail (72), be used for driving the operating mechanism (74) that insulation division board (71) moves.
3. the high voltage load switch that is used for intelligent integral transformer station according to claim 2; It is characterized in that: said security protection mechanism (7) also comprises supplementary insulation dividing plate (77); One end of said supplementary insulation dividing plate (77) rotates and is arranged on the framework (31), and the other end is rotationally connected with insulation division board (71).
4. the high voltage load switch that is used for intelligent integral transformer station according to claim 3 is characterized in that: said supplementary insulation dividing plate (77) be arranged on the insulation division board (71) directly over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204705802U CN202332690U (en) | 2011-11-23 | 2011-11-23 | High-voltage load switch for intelligent integrated transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204705802U CN202332690U (en) | 2011-11-23 | 2011-11-23 | High-voltage load switch for intelligent integrated transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202332690U true CN202332690U (en) | 2012-07-11 |
Family
ID=46444662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204705802U Expired - Fee Related CN202332690U (en) | 2011-11-23 | 2011-11-23 | High-voltage load switch for intelligent integrated transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202332690U (en) |
-
2011
- 2011-11-23 CN CN2011204705802U patent/CN202332690U/en not_active Expired - Fee Related
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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: 20120711 Termination date: 20191123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |