CN203445051U - Double-fracture vacuum single-busbar combination electric appliance - Google Patents
Double-fracture vacuum single-busbar combination electric appliance Download PDFInfo
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- CN203445051U CN203445051U CN201320535621.0U CN201320535621U CN203445051U CN 203445051 U CN203445051 U CN 203445051U CN 201320535621 U CN201320535621 U CN 201320535621U CN 203445051 U CN203445051 U CN 203445051U
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Abstract
The utility model discloses a double-fracture vacuum signle-busbar combination electric appliance for overcoming the problems of complex structure, large size, poor heat dissipation, excessive height, inconvenient transportation, quite high requirements for the concentricity of the slide conductor and the isolation and grounding conductor of a three-station switch, and great manufacturing difficulty in the prior art. The double-fracture vacuum signle-busbar combination electric appliance is characterized in that insulation separator plates are welded between every two tank bodies of a sectional type steel tank so as to form a left three-station switch chamber, a right three-station switch chamber and a vacuum chamber; the left three-station switch chamber and the right three-station switch chamber are at the same horizontal line with the vacuum chamber; and a Y-type moving conductor is vertically installed below a left static conductor and a right static conductor. The advantages are as follows: the vacuum chamber is used as an arc extinguishing chamber and the Y-type moving conductor is adopted for realizing double fractures so that an arc extinguishing chamber porcelain sleeve is omitted and an epoxy resin is unnecessary for realizing fixation and insulation, therefore, the structure is simple, the size is small, the heat dissipation is good, the transportation is facilitated, and the manufacturing cost is lowered. Besides, the structure of the left three-station switch chamber, the right three-station switch chamber and the vacuum chamber is more stable, and at the same time the three-station switch chambers have grounding and isolation effects so that the safety is high.
Description
Technical field
The utility model belongs to high voltage electrical apparatus technical field, particularly a kind of double-fracture vacuum single busbar connection combined electrical apparatus.
Background technology
The double-fracture vacuum single busbar connection combined electrical apparatus of prior art adopts horizontal vacuum circuit breaker, because three-station is installed at the tank body top at horizontal vacuum circuit breaker, and at the top of three-station mounting sleeve, complex structure, volume is large, and cost is higher, and particularly between conduit connection end and installing rack, distance is larger, make the height of single busbar connection combined electrical apparatus higher, be unfavorable for transportation, in addition the sliding conduction body in three-station or inclination or vertical, concentricity requirement to sliding conduction body and isolate conductive body and grounded conductive body is higher, manufacture difficulty is larger, cost is higher, publication number is that the disclosed vacuum insulated switch of US2001/0062117A has adopted double-fracture circuit breaker, but its structure forms double-fracture by 2 moving contacts and 2 fixed contacts, and 2 fractures are placed in insulator, at insulator two ends, be welded with radome, quiet electric conductor is connected with bus and is integral by poured with epoxy resin, so complex structure, volume is large, poor radiation, and only there is earthed switch, there is no isolating switch, can not form obvious isolation fracture, fail safe is poor.
Summary of the invention
Problem to be solved in the utility model is, overcomes deficiency and defect that prior art exists, provides a kind of simple in structure, and volume is little, and thermal diffusivity is good, safe, and cost is lower, is conducive to a kind of double-fracture vacuum single busbar connection combined electrical apparatus of transportation.
The technical solution adopted in the utility model comprises segmented cylinder of steel, described segmented cylinder of steel is by first paragraph tank body, second segment tank body and the 3rd section of tank body form, between first paragraph tank body and second segment tank body, weld left insulating barrier, between second segment tank body and the 3rd section of tank body, weld right insulating barrier, first paragraph tank body and left insulating barrier form left three-station chamber, second segment tank body and left insulating barrier and right insulating barrier form vacuum chamber, right insulating barrier and the 3rd section of tank body form right three-station chamber, described left three-station chamber, vacuum chamber and right three-station chamber are on same level line, at described vacuum chamber internal upper part, left quiet electric conductor and right quiet electric conductor are installed, between the quiet electric conductor in a left side and right quiet electric conductor, be welded with the vacuum chamber insulating barrier of insulation and fixation, vacuum chamber insulating barrier is welded on second segment tank body simultaneously, on a left side, left radome is welded at quiet electric conductor contact place, on the right side, right radome is welded at quiet electric conductor contact place, on a left side, quiet electric conductor and right quiet electric conductor middle and lower part are vertically installed with Y type moving conductive body, Y type moving conductive body and left quiet electric conductor and right quiet electric conductor form double-fracture, in Y type moving conductive body bottom, operation insulator is installed, on operation insulator, be set with and be welded with vacuum chamber bellows, the other end of vacuum chamber bellows is welded on second segment tank body.
At described left three-station indoor location, there are left grounded conductive body and left isolate conductive body, on left grounded conductive body, be set with and be welded with left ground connection bellows, the other end of left ground connection bellows is welded on first paragraph tank body, in the lower end of left isolate conductive body, left insulated tension pole is installed, on left insulated tension pole, be set with and be welded with left isolation bellows, the other end of left isolation bellows is welded on first paragraph tank body, on top, left three-station chamber, be welded with left support insulator, left support insulator connects to form left interstar connection room by left tank and left sleeve pipe, at left sleeve pipe, be set with left current transformer outward, in left support insulator, there is left electric conductor, the upper end of left electric conductor is bolted to connection with the left electric conductor that is connected, the left sleeve pipe electric conductor being integrated with left sleeve pipe in left sleeve pipe is pegged graft with the left electric conductor that is connected, between left electric conductor and left insulating barrier, weld left insulation support plate, described left isolate conductive body and left quiet electric conductor are flexible coupling and realize electrical connection by welding a left side.
At described right three-station indoor location, there are right grounded conductive body and right isolate conductive body, on right grounded conductive body, be set with and weld right ground connection bellows, the other end of right ground connection bellows is welded on the 3rd section of tank body, in the lower end of right isolate conductive body, right insulated tension pole is installed, on right insulated tension pole, be set with and weld right isolation bellows, the other end of right isolation bellows is welded on the 3rd section of tank body, on top, right three-station chamber, be welded with right support insulator, right support insulator connects to form right interstar connection room by right tank and right sleeve pipe, the right current transformer of suit outside right sleeve pipe, in right support insulator, there is right electric conductor, the upper end of right electric conductor is bolted to connection with the right electric conductor that is connected, the right sleeve pipe electric conductor being integrated with right sleeve pipe in right sleeve pipe is pegged graft with the right electric conductor that is connected, between right electric conductor and right insulating barrier, weld right insulation support plate, between described right isolate conductive body and right quiet electric conductor, by welding the right side, be flexible coupling and realize electrical connection.
Described vacuum chamber, left three-station chamber and right three-station chamber are separate, and during use, vacuum chamber, left three-station chamber and right three-station chamber keep vacuum state.
In described left interstar connection room, fill clean dried compressed air or other gas as dielectric or keep vacuum state.
In described right interstar connection room, fill clean dried compressed air or other gas as dielectric or keep vacuum state.
If while filling clean dried compressed air or other gas as dielectric in left interstar connection room or right interstar connection room, need on left tank or right tank, rupture pressure disc be installed.
Compared with prior art, the beneficial effects of the utility model are:
(1) the utility model is by second segment tank body, left insulating barrier and right insulating barrier form vacuum chamber as arc control device and adopt the moving conductive body of Y type to realize double-fracture, omitted interrupting porcelain insulator, also without epoxy resin, realize fixing and insulation, but with left insulating barrier, right insulating barrier and vacuum chamber insulating barrier have played insulation and fixation to quiet electric conductor, so simple in structure, volume is little, cost is low and thermal diffusivity good, owing to directly the moving conductive body of Y type being vertically mounted in vacuum chamber, can guarantee the axiality of moving conductive body contact and quiet electric conductor contact.
(2) the utility model is because welding insulation dividing plate between every 2 sections of tank bodies of segmented cylinder of steel forms respectively three-station chamber, 2 of left and rights and vacuum chamber, three-station chamber, 2 of left and rights and vacuum chamber are on same level line, reduced the whole height of single busbar connection combined electrical apparatus, be conducive to transportation, and three-station has ground connection and buffer action simultaneously, safe.
(3) the utility model is owing to welding left insulating barrier between first paragraph tank body and second segment tank body, between second segment tank body and the 3rd section of tank body, weld right insulating barrier, rather than in a tank body, weld 2 insulating barriers, make the structure of left three-station chamber, vacuum chamber and right three-station chamber that segmented cylinder of steel and left insulating barrier and right insulating barrier form more stable, fail safe is higher.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model,
Fig. 2 is the left view of Fig. 1,
Fig. 3 is the A-A cutaway view of Fig. 2.
In figure:
1. vacuum chamber,
1-1. Y type moving conductive body, the left quiet electric conductor of 1-2.,
The right quiet electric conductor of 1-3., 1-4. operates insulator,
1-5. vacuum chamber bellows, the left radome of 1-6.,
The right radome of 1-7., 1-8. vacuum chamber insulating barrier,
2. left three-station chamber,
The left grounded conductive body of 2-1., the left ground connection bellows of 2-2.,
The left isolate conductive body of 2-3., the left isolation bellows of 2-4.,
The left insulated tension pole of 2-5., the left insulation support plate of 2-6.,
A 2-7. left side is flexible coupling, the left insulating barrier of 2-8.,
3. right three-station chamber,
The right grounded conductive body of 3-1., the right ground connection bellows of 3-2.,
The right isolate conductive body of 3-3., the right isolation bellows of 3-4.,
The right insulated tension pole of 3-5., the right insulation support plate of 3-6.,
The 3-7. right side is flexible coupling, the right insulating barrier of 3-8.,
4. segmented cylinder of steel,
4-1. first paragraph tank body, 4-2. second segment tank body, the 3rd section of tank body of 4-3.,
5. left tank,
6. right tank,
7. left support insulator,
The left electric conductor of 7-1.,
8. right support insulator,
The right electric conductor of 8-1.,
9. left sleeve pipe,
The left sleeve pipe electric conductor of 9-1.,
10. right sleeve pipe,
The right sleeve pipe electric conductor of 10-1.,
11. left current transformers,
12. right current transformers,
13. left connection electric conductors,
14. right connection electric conductors,
15. rupture pressure discs,
16. left interstar connection rooms,
17. right interstar connection rooms.
Embodiment
Below in conjunction with accompanying drawing, provide embodiment of the present utility model.
As shown in drawings, the utility model comprises segmented cylinder of steel 4, described segmented cylinder of steel 4 is by first paragraph tank body 4-1, second segment tank body 4-2 and the 3rd section of tank body 4-3 form, between first paragraph tank body 4-1 and second segment tank body 4-2, weld left insulating barrier 2-8, between second segment tank body 4-2 and the 3rd section of tank body 4-3, weld right insulating barrier 3-8, first paragraph tank body 4-1 and left insulating barrier 2-8 form left three-station chamber 2, second segment tank body 4-2 and left insulating barrier 2-8 and right insulating barrier 3-8 form vacuum chamber 1, right insulating barrier 3-8 and the 3rd section of tank body 4-3 form right three-station chamber 3, described left three-station chamber 2, vacuum chamber 1 and right three-station chamber 3 are on same level line, left grounded conductive body 2-1 and left isolate conductive body 2-3 are installed in left three-station chamber 2, on left grounded conductive body 2-1, be set with and be welded with left ground connection bellows 2-2, the other end of left ground connection bellows 2-2 is welded on first paragraph tank body 4-1, in the lower end of left isolate conductive body 2-3, left insulated tension pole 2-5 is installed, on left insulated tension pole 2-5, be set with and be welded with left isolation bellows 2-4, the other end of left isolation bellows 2-4 is welded on first paragraph tank body 4-1, on 2 tops, left three-station chamber, be welded with left support insulator 7, left support insulator 7 is connected with left sleeve pipe 9 by left tank 5, and fix with bolt, outside left sleeve pipe 9, be set with left current transformer 11, in left support insulator 7, there is left electric conductor 7-1, the upper end of left electric conductor 7-1 is bolted to connection with the left electric conductor 13 that is connected, the left sleeve pipe electric conductor 9-1 being integrated with left sleeve pipe 9 in left sleeve pipe 9 pegs graft with the left electric conductor 13 that is connected, in order more effectively to guarantee the position of left electric conductor 7-1, while preventing left grounded conductive body 2-1 and left isolate conductive body 2-3 divide-shut brake, clashing into left electric conductor 7-1 makes left electric conductor 7-1 occur skew, between left electric conductor 7-1 and left insulating barrier 2-8, weld left insulation support plate 2-6, at vacuum chamber 1 internal upper part, left quiet electric conductor 1-2 and right quiet electric conductor 1-3 are installed, between the quiet electric conductor 1-2 in a left side and right quiet electric conductor 1-3, be welded with the vacuum chamber insulating barrier 1-8 of insulation and fixation, vacuum chamber insulating barrier 1-8 is welded on second segment tank body 4-2 simultaneously, on a left side, left radome 1-6 is welded at quiet electric conductor 1-2 contact place, on the right side, right radome 1-7 is welded at quiet electric conductor 1-3 contact place, on a left side, quiet electric conductor 1-2 and right quiet electric conductor 1-3 middle and lower part are vertically installed with Y type moving conductive body 1-1, Y type moving conductive body 1-1 and left quiet electric conductor 1-2 and right quiet electric conductor 1-3 form double-fracture, operation insulator 1-4 is installed in Y type moving conductive body 1-1 bottom, on operation insulator 1-4, be set with and be welded with vacuum chamber bellows 1-5, the other end of vacuum chamber bellows 1-5 is welded on second segment tank body 4-2, left quiet electric conductor 1-2 and left isolate conductive body 2-3 realize and being electrically connected by welding the left side 2-7 that is flexible coupling, right grounded conductive body 3-1 and right isolate conductive body 3-3 are installed in right three-station chamber 3, on right grounded conductive body 3-1, be set with and weld right ground connection bellows 3-2, the other end of right ground connection bellows 3-2 is welded on the 3rd section of tank body 4-3, in the lower end of right isolate conductive body 3-3, right insulated tension pole 3-5 is installed, on right insulated tension pole 3-5, be set with and weld right isolation bellows 3-4, the other end of right isolation bellows 3-4 is welded on the 3rd section of tank body 4-3, on 3 tops, right three-station chamber, be welded with right support insulator 8, right support insulator 8 is connected with right sleeve pipe 10 by right tank 6, and fix with bolt, at the right current transformer 12 of the outer suit of right sleeve pipe 10, in right support insulator 8, there is right electric conductor 8-1, the upper end of right electric conductor 8-1 is bolted to connection with the right electric conductor 14 that is connected, the right sleeve pipe electric conductor 10-1 being integrated with right sleeve pipe 10 in right sleeve pipe 10 pegs graft with the right electric conductor 14 that is connected, in order more effectively to guarantee the position of right electric conductor 8-1, while preventing right grounded conductive body 3-1 and right isolate conductive body 3-3 divide-shut brake, clashing into right electric conductor 8-1 makes right electric conductor 8-1 occur skew, between right electric conductor 8-1 and right insulating barrier 3-8, weld right insulation support plate 3-6, between right isolate conductive body 3-3 and right quiet electric conductor 1-3, by welding the right side 3-7 that is flexible coupling, realize electrical connection, wherein, vacuum chamber 1, left three-station chamber 2 and right three-station chamber 3 are separate, during use, vacuum chamber 1, left three-station chamber 2 and right three-station chamber 3 keep vacuum state, described left tank 5, left sleeve pipe 9 and left support insulator 7 form left interstar connection room 16, described right tank 6, right sleeve pipe 10 and right support insulator 8 form right interstar connection room 17, by left interstar connection room 16 and right interstar connection room 17, form one-in-and-one-out single busbar connection, during use, in left interstar connection room 16 and right interstar connection room 17, fill clean dried compressed air or other gas as dielectric or keep vacuum state, if while filling clean dried compressed air or other gas as dielectric in left interstar connection room 16 or right interstar connection room 17, need on left tank 5 or right tank 6, rupture pressure disc 15 be installed.
Claims (7)
1. a double-fracture vacuum single busbar connection combined electrical apparatus, comprise segmented cylinder of steel (4), it is characterized in that, described segmented cylinder of steel (4) is by first paragraph tank body (4-1), second segment tank body (4-2) and the 3rd section of tank body (4-3) form, between first paragraph tank body (4-1) and second segment tank body (4-2), weld left insulating barrier (2-8), between second segment tank body (4-2) and the 3rd section of tank body (4-3), weld right insulating barrier (3-8), first paragraph tank body (4-1) forms left three-station chamber (2) with left insulating barrier (2-8), second segment tank body (4-2) forms vacuum chamber (1) with left insulating barrier (2-8) and right insulating barrier (3-8), right insulating barrier (3-8) forms right three-station chamber (3) with the 3rd section of tank body (4-3), described left three-station chamber (2), vacuum chamber (1) and right three-station chamber (3) are on same level line, at described vacuum chamber (1) internal upper part, left quiet electric conductor (1-2) and right quiet electric conductor (1-3) are installed, between the quiet electric conductor in a left side (1-2) and right quiet electric conductor (1-3), be welded with the vacuum chamber insulating barrier (1-8) of insulation and fixation, vacuum chamber insulating barrier (1-8) is welded on second segment tank body (4-2) simultaneously, on a left side, left radome (1-6) is welded at quiet electric conductor (1-2) contact place, on the right side, right radome (1-7) is welded at quiet electric conductor (1-3) contact place, on a left side, quiet electric conductor (1-2) and right quiet electric conductor (1-3) middle and lower part are vertically installed with Y type moving conductive body (1-1), Y type moving conductive body (1-1) forms double-fracture with left quiet electric conductor (1-2) and right quiet electric conductor (1-3), operation insulator (1-4) is installed in Y type moving conductive body (1-1) bottom, on operation insulator (1-4), be set with and be welded with vacuum chamber bellows (1-5), the other end of vacuum chamber bellows (1-5) is welded on second segment tank body (4-2).
2. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 1, it is characterized in that, left grounded conductive body (2-1) and left isolate conductive body (2-3) are installed in described left three-station chamber (2), on left grounded conductive body (2-1), be set with and be welded with left ground connection bellows (2-2), the other end of left ground connection bellows (2-2) is welded on first paragraph tank body (4-1), in the lower end of left isolate conductive body (2-3), left insulated tension pole (2-5) is installed, on left insulated tension pole (2-5), be set with and be welded with left isolation bellows (2-4), the other end of left isolation bellows (2-4) is welded on first paragraph tank body (4-1), on top, left three-station chamber (2), be welded with left support insulator (7), left support insulator (7) connects to form left interstar connection room (16) by left tank (5) and left sleeve pipe (9), outside left sleeve pipe (9), be set with left current transformer (11), in left support insulator (7), there is left electric conductor (7-1), the upper end of left electric conductor (7-1) is bolted to connection with the left electric conductor (13) that is connected, the left sleeve pipe electric conductor (9-1) being integrated with left sleeve pipe (9) in left sleeve pipe (9) is pegged graft with the left electric conductor (13) that is connected, between left electric conductor (7-1) and left insulating barrier (2-8), weld left insulation support plate (2-6), described left isolate conductive body (2-3) and left quiet electric conductor (1-2) are realized electrical connection by welding a left side and be flexible coupling (2-7).
3. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 1, it is characterized in that, right grounded conductive body (3-1) and right isolate conductive body (3-3) are installed in described right three-station chamber (3), on right grounded conductive body (3-1), be set with and weld right ground connection bellows (3-2), the other end of right ground connection bellows (3-2) is welded on the 3rd section of tank body (4-3), in the lower end of right isolate conductive body (3-3), right insulated tension pole (3-5) is installed, on right insulated tension pole (3-5), be set with and weld right isolation bellows (3-4), the other end of right isolation bellows (3-4) is welded on the 3rd section of tank body (4-3), on top, right three-station chamber (3), be welded with right support insulator (8), right support insulator (8) connects to form right interstar connection room (17) by right tank (6) and right sleeve pipe (10), suit right current transformer (12) outside right sleeve pipe (10), in right support insulator (8), there is right electric conductor (8-1), the upper end of right electric conductor (8-1) is bolted to connection with the right electric conductor (14) that is connected, the right sleeve pipe electric conductor (10-1) being integrated with right sleeve pipe (10) in right sleeve pipe (10) is pegged graft with the right electric conductor (14) that is connected, between right electric conductor (8-1) and right insulating barrier (3-8), weld right insulation support plate (3-6), between described right isolate conductive body (3-3) and right quiet electric conductor (1-3), by welding the right side and be flexible coupling (3-7), realize electrical connection.
4. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 1, it is characterized in that, described vacuum chamber (1), left three-station chamber (2) and right three-station chamber (3) are separate, and vacuum chamber during use (1), left three-station chamber (2) and right three-station chamber (3) keep vacuum state.
5. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 2, is characterized in that, fills clean dried compressed air or other gas as dielectric or keep vacuum state in described left interstar connection room (16).
6. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 3, is characterized in that, fills clean dried compressed air or other gas as dielectric or keep vacuum state in described right interstar connection room (17).
7. a kind of double-fracture vacuum single busbar connection combined electrical apparatus according to claim 2, it is characterized in that, if while filling clean dried compressed air or other gas as dielectric in left interstar connection room (16) or right interstar connection room (17), need to be at left tank (5) or the upper rupture pressure disc (15) of installing of right tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320535621.0U CN203445051U (en) | 2013-08-30 | 2013-08-30 | Double-fracture vacuum single-busbar combination electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320535621.0U CN203445051U (en) | 2013-08-30 | 2013-08-30 | Double-fracture vacuum single-busbar combination electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203445051U true CN203445051U (en) | 2014-02-19 |
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ID=50096077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320535621.0U Withdrawn - After Issue CN203445051U (en) | 2013-08-30 | 2013-08-30 | Double-fracture vacuum single-busbar combination electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203445051U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441029A (en) * | 2013-08-30 | 2013-12-11 | 沈阳华德海泰电器有限公司 | Double fracture vacuum single bus combined electrical apparatus |
| CN107492466A (en) * | 2017-08-09 | 2017-12-19 | 许继集团有限公司 | A kind of disconnecting switch and its disconnecting switch body, fracture component |
-
2013
- 2013-08-30 CN CN201320535621.0U patent/CN203445051U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441029A (en) * | 2013-08-30 | 2013-12-11 | 沈阳华德海泰电器有限公司 | Double fracture vacuum single bus combined electrical apparatus |
| CN103441029B (en) * | 2013-08-30 | 2015-10-28 | 沈阳华德海泰电器有限公司 | A kind of double-fracture vacuum single busbar connection combined electrical apparatus |
| CN107492466A (en) * | 2017-08-09 | 2017-12-19 | 许继集团有限公司 | A kind of disconnecting switch and its disconnecting switch body, fracture component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |