CN203660333U - Case type switchgear - Google Patents
Case type switchgear Download PDFInfo
- Publication number
- CN203660333U CN203660333U CN201320890674.4U CN201320890674U CN203660333U CN 203660333 U CN203660333 U CN 203660333U CN 201320890674 U CN201320890674 U CN 201320890674U CN 203660333 U CN203660333 U CN 203660333U
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- Prior art keywords
- cabinet
- copper bar
- insulator
- bus line
- circuit breaker
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a case type switchgear which comprises a switchgear body. A bus chamber, a relay chamber, a breaker chamber and a cable chamber are arranged in the switchgear body. A first copper bar bus is disposed in the bus chamber. A current transformer and a breaker are disposed in the breaker chamber. A cable is arranged in the cable chamber. The output end of the breaker is selectively connected with the first copper bar bus, and the input end of the breaker is connected with the output end of the current transformer via a second copper bar bus. A sliding type isolation switch for selectively communicating the current transformer with the cable is arranged between the breaker chamber and the cable chamber. A grounding switch is disposed in the cable chamber. One end of the grounding switch is fixedly connected with the sliding type isolation switch, and the other end of the grounding switch is selectively connected with a grounding discharge hole at the bottom of the cable chamber. The case type switchgear has a simple structure, is highly safe in operation and enables maloperation of operators to be effectively prevented.
Description
Technical field
The utility model relates to a kind of controller switching equipment, relates in particular to a kind of box switch cubicle.
Background technology
Switch cubicle is a kind of equipment of extensive use in electric power system, and Main Function is to generate electricity in electric power system, in the process of transmission of electricity, distribution and electric energy conversion, carry out folding, control and protection, and reliability requirement is high.At present, switch cubicle size on the market, kind are different, substantially can meet the instructions for use of switch cubicle, but more or less there is deficiency separately in each money switch cubicle, for example cabinet interior layout is unreasonable, and space availability ratio is low, outside is without controlling organization, be not easy to maintenance, and safety and reliability is low, the ability of earthing effect and opposing adverse circumstances.
Summary of the invention
An object of the present utility model is: a kind of box switch cubicle is provided, and it is simple in structure, and security protection is effective.
Another object of the present utility model is: a kind of box switch cubicle is provided, and rationally distributed, space availability ratio is high, is convenient to observe internal state and maintenance.
For reaching this object, the utility model by the following technical solutions:
A kind of box switch cubicle, comprise cabinet, described cabinet is separated into three layers from top to bottom by dividing plate, the upper strata of described cabinet is provided with bus-bar room and relay bungalow, the middle level of described cabinet is provided with breaker chamber, the lower floor of described cabinet is provided with cable vault, in described bus-bar room, be provided with the first copper bar bus line being connected with external loading, in described breaker chamber, be provided with current transformer and circuit breaker, in described cable vault, be provided with the cable being connected with outside generating equipment, the output of described circuit breaker is connected with described the first copper bar bus line selectivity, the input of described circuit breaker is connected with the output of described current transformer by the second copper bar bus line.
Especially, between described breaker chamber and described cable vault, be provided with slidingtype isolating switch, with described slidingtype isolating switch, described current transformer and described Cable choosing are connected, described slidingtype isolating switch current transformer described in when the circuit breaker position is connected with described cable, described slidingtype isolating switch when away from circuit breaker position described in current transformer and the disconnection of described cable.
Especially, in described cable vault, be provided with earthing, one end of described earthing is fixedly connected with described slidingtype isolating switch, the other end of described earthing is connected with the ground connection round selectivity that bottom, described cable vault arranges, described slidingtype isolating switch earthing and the disconnection of described ground connection round described in when the circuit breaker position, described slidingtype isolating switch when away from circuit breaker position described in earthing be connected with described ground connection round.
As the preferred technical scheme of one, between described breaker chamber and described cable vault, two parallel first crossbeams are set, on described first crossbeam, be provided with chute, described slidingtype isolating switch comprises the slide block being arranged in described chute, one side of described slide block arranges conductive plate, one end of described conductive plate is connected with the 3rd copper bar bus line selectivity being arranged on described current transformer, the other end of described conductive plate extends to described slide block and connects away from a side of described current transformer and with the 4th copper bar bus line selectivity that is connected described cable, on described slide block, connecting axle is set, described connecting axle is connected with operator link by contiguous block, described operator link extends to outside described cabinet and is connected with the first operating mechanism arranging on described cabinet away from one end of described contiguous block.
Particularly, operator is by break-make, the ground connection of the described first operating mechanism control circuit in outside, when promoting described slide block by described operator link towards moving away from described circuit breaker direction, described conductive plate disconnects with described the 3rd copper bar bus line, the 4th copper bar bus line respectively, it is open circuit, then described slide block continues towards moving away from described circuit breaker direction, and described earthing and the conducting of described ground connection round, complete ground connection; When pull described slide block towards moving near described circuit breaker direction by described operator link, described earthing and described ground connection round disconnect, remove ground connection, then described slide block continues towards moving near described circuit breaker direction, described conductive plate is connected with described the 3rd copper bar bus line, the 4th copper bar bus line respectively, completing circuit conducting.
As the preferred technical scheme of one, the second operation machine structure of described cabinet arranged outside for making described circuit breaker start or disconnect, operator need first disconnect described circuit breaker by described second operation machine structure, and then make earth-continuity by described the first operating mechanism, could carry out internal overhaul to described cabinet.
As the preferred technical scheme of one, described slide block arranges the first insulator near a side of described current transformer, described slide block arranges the second insulator and the 3rd insulator away from a side of described current transformer, one end of described conductive plate is passed described the first insulator and is extended to outside described the first insulator, the other end of described conductive plate passes described the second insulator and extends to outside described the second insulator, between described the second insulator and the 3rd insulator, the first connecting plate is set, between described the first connecting plate and described conductive plate, be connected by the second connecting plate, on described the first connecting plate, be fixedly installed described earthing, it is described conductive plate, the first connecting plate, the conducting that interfixes of the second connecting plate and earthing.
As the preferred technical scheme of one, between described bus-bar room and described breaker chamber, second cross beam is set, rotary upper isolating switch is set on described second cross beam, described rotary upper isolating switch comprises conducting bar, described upper conducting Gan center is connected with described second cross beam by upper conducting rotating shaft, one end of described upper conducting bar is connected with described the first copper bar bus line selectivity, and the other end of described upper conducting bar is connected with the 5th copper bar bus line selectivity being arranged on described circuit breaker.
Particularly, when described upper conducting bar rotates to horizontal level, described upper conducting bar and described the first copper bar bus line, the 5th copper bar bus line disconnect; When described upper conducting bar rotates to vertical position, described upper conducting bar and described the first copper bar bus line, the 5th copper bar bus line conducting.
As the preferred technical scheme of one, described first crossbeam is provided with two for supporting the built-in beam of described circuit breaker near one end of described circuit breaker, on two described built-in beams, be provided with the fixed head vertical with described built-in beam, on described fixed head, be provided with fixing hole, the bottom of described circuit breaker arranges mount pad, on described mount pad, be provided with the installing hole mating with described fixing hole, described mount pad is bolted on described fixed head.
As the preferred technical scheme of one, described relay bungalow is arranged on the side of described cabinet near described operating mechanism, in described relay bungalow, be provided with control line and wear cabinet hole, the various holding wires of switch cubicle enter described relay bungalow by described control line perforation.
As the preferred technical scheme of one, in described bus-bar room, near top, multiple collar aperture are set, described first copper bar bus line is all set in each described collar aperture, described collar aperture is the collar aperture of large distance.
As the preferred technical scheme of one, on described cabinet, be provided with first body for sealing described relay bungalow, for sealing second body of described breaker chamber and for sealing the 3rd body of described cable vault, described the first operating mechanism and described second operation machine structure are all arranged on described second body, described the 3rd body top is provided with the block extending to second body, described block is in described second body inner side, could open the 3rd body after opening second body.
As the preferred technical scheme of one, on described second body, set gradually from top to bottom the first observation window and the second observation window, on described the 3rd body, the 3rd observation window and illuminating lamp is set, described illuminating lamp is fixed on the bottom of described the 3rd body.
The beneficial effects of the utility model are:
By slidingtype isolating switch is set in cabinet, and on slidingtype isolating switch, earthing is set, make in the time that slidingtype isolating switch moves, can realize conducting or the disconnection of current transformer and cable, and after current transformer and cable disconnection, earthing can be connected with the ground connection round that is arranged on bottom of cabinet bulk, guarantees the safety of operator in the time that cabinet is overhauled; By setting operation mechanism on cabinet, utilize operating mechanism directly to control slidingtype isolating switch, make operator just opening before cabinet and can current transformer and cable be disconnected by operating mechanism, and by earthing ground connection, guarantee operator's safety.
Accompanying drawing explanation
According to drawings and embodiments the utility model is described in further detail below.
Fig. 1 is the structural representation of box switch cubicle described in the present embodiment;
Fig. 2 is A-A cross-sectional schematic shown in Fig. 1;
Fig. 3 is the local enlarged diagram in B position in Fig. 2.
In Fig. 1 to Fig. 3:
1, cabinet; 2, bus-bar room; 3, relay bungalow; 4, breaker chamber; 5, cable vault; 6, the first copper bar bus line; 7, current transformer; 8, circuit breaker; 9, cable; 10, the second copper bar bus line; 11, slidingtype isolating switch; 111, slide block; 112, conductive plate; 113, connecting axle; 12, earthing; 13, ground connection round; 14, first crossbeam; 15, the 3rd copper bar bus line; 16, the 4th copper bar bus line; 17, contiguous block; 18, operator link; 19, the first operating mechanism; 20, second operation machine structure; 21, the first insulator; 22, the second insulator; 23, the 3rd insulator; 24, the first connecting plate; 25, the second connecting plate; 26, second cross beam; 27, rotary upper isolating switch; 271, upper conducting bar; 272, upper conducting rotating shaft; 28, the 5th copper bar bus line; 29, lightning arrester; 30, illuminating lamp; 31, built-in beam; 32, fixed head; 33, mount pad; 34, control line is worn cabinet hole; 35, collar aperture; 36, first body; 37, second body; 38, the 3rd body; 39, the first observation window; 40, the second observation window; 41, the 3rd observation window; 42, block.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
As shown in Figures 1 to 3, in the present embodiment, a kind of box switch cubicle, comprise cabinet 1, the height of cabinet 1 is 2200mm, width is 900mm, length is 880mm, cabinet 1 is separated into three layers from top to bottom by dividing plate, the upper strata of cabinet 1 is provided with bus-bar room 2 and relay bungalow 3, the middle level of cabinet 1 is provided with breaker chamber 4, the lower floor of cabinet 1 is provided with cable vault 5, in bus-bar room 2, be provided with the first copper bar bus line 6 being connected with external loading, in breaker chamber 4, be provided with current transformer 7 and circuit breaker 8, in cable vault 5, be provided with the cable 9 being connected with outside generating equipment, the output of circuit breaker 8 is connected with the 5th copper bar bus line 28, the input of circuit breaker 8 is connected with the output of current transformer 7 by the second copper bar bus line 10.
Between breaker chamber 4 and cable vault 5, be provided with slidingtype isolating switch 11, connect to make current transformer 7 and cable 9 selectivity by slidingtype isolating switch 11, slidingtype isolating switch 11 is in the time that circuit breaker 8 moves, current transformer 7 is connected with cable 9, when slidingtype isolating switch 11 moves away from circuit breaker 8, current transformer 7 disconnects with cable 9.
In cable vault 5, be provided with earthing 12, one end of earthing 12 is fixedly connected with slidingtype isolating switch 11, the other end of earthing 12 is connected with ground connection round 13 selectivity that 5 bottoms, cable vault arrange, slidingtype isolating switch 11 is in the time that circuit breaker 8 moves, earthing 12 disconnects with ground connection round 13, when slidingtype isolating switch 11 moves away from circuit breaker 8, earthing 12 is connected with ground connection round 13.
Between breaker chamber 4 and cable vault 5, two parallel first crossbeams 14 are set, on first crossbeam 14, be provided with chute, slidingtype isolating switch 11 comprises the slide block 111 being arranged in chute, one side of slide block 111 arranges conductive plate 112, one end of conductive plate 112 is connected with the 3rd copper bar bus line 15 selectivity that are arranged on current transformer 7, the other end of conductive plate 112 extends to slide block 111 and is connected away from a side of current transformer 7 and with the 4th copper bar bus line 16 selectivity of stube cable 9, connecting axle 113 is set on slide block 111, connecting axle 113 is connected with operator link 18 by contiguous block 17, operator link 18 extends to outside cabinet 1 and with the first operating mechanism 19 arranging on cabinet 1 and is connected away from one end of contiguous block 17.When promoting slide block 111 by operator link 18 towards moving away from circuit breaker 8 directions, conductive plate 112 disconnects with the 3rd copper bar bus line 15, the 4th copper bar bus line 16 respectively, it is open circuit, then slide block 111 continues towards moving away from circuit breaker 8 directions, earthing 12 and 13 conductings of ground connection round, complete ground connection; When pull slide block 111 towards moving near circuit breaker 8 directions by operator link 18, earthing 12 disconnects with ground connection round 13, remove ground connection, then slide block 111 continues towards moving near circuit breaker 8 directions, conductive plate 112 is connected with the 3rd copper bar bus line 15, the 4th copper bar bus line 16 respectively, completing circuit conducting.
The second operation machine structure 20 of cabinet 1 arranged outside for circuit breaker 8 being started or disconnecting, operator need first pass through second operation machine structure 20 cut-off breakers 8, and then makes earth-continuity by the first operating mechanism 19, could carry out internal overhaul to cabinet 1.
Between bus-bar room 2 and breaker chamber 4, second cross beam 26 is set, rotary upper isolating switch 27 is set on second cross beam 26, rotary upper isolating switch 27 comprises conducting bar 271, upper conducting Gan271 center is connected with second cross beam 26 by upper conducting rotating shaft 272, one end of upper conducting bar 271 is connected with the first copper bar bus line 6 selectivity, and the other end of upper conducting bar 271 is connected with the 5th copper bar bus line 28 selectivity that are arranged on circuit breaker 8.When upper conducting bar 271 rotates to horizontal level, upper conducting bar 271 and the first copper bar bus line 6, the 5th copper bar bus line 28 disconnect; When upper conducting bar 271 rotates to vertical position, upper conducting bar 271 and the first copper bar bus line 6, the 5th copper bar bus line 28 conductings.
Bus-bar room 2 is interior arranges multiple collar aperture 35 near top, and each collar aperture 35 is interior all arranges first copper bar bus line 6, and collar aperture 35 is collar aperture of large distance.
On cabinet 1, be provided with for first body 36 of enclosed relay chamber 3, for sealing second body 37 of breaker chamber 4 and for sealing the 3rd body 38 of cable vault 5, the first operating mechanism 19 and second operation machine structure equal 20 are arranged on second body 37, the 3rd body 38 tops are provided with the block 42 extending to second body 37, block 42 is second body 37 inner side, could open the 3rd body 38 after opening second body 37.
On second body 37, set gradually from top to bottom on the first observation window 39 and 40, the three bodies 38 of the second observation window the 3rd observation window 41 and illuminating lamp 30 are set, illuminating lamp 30 is fixed on the bottom of the 3rd body 38.
" first ", " second " in the present embodiment, " the 3rd ", " the 4th ", " the 5th " are only used to be distinguished on describing, and do not have special implication.
What need statement is; above-mentioned embodiment is only preferred embodiment of the present utility model and institute's application technology principle; in technical scope disclosed in the utility model; the variation that any those skilled in the art of being familiar with easily expect or replacement, all should be encompassed in protection range of the present utility model.
Claims (10)
1. a box switch cubicle, it is characterized in that, comprise cabinet, described cabinet is separated into three layers from top to bottom by dividing plate, and the upper strata of described cabinet is provided with bus-bar room and relay bungalow, and the middle level of described cabinet is provided with breaker chamber, the lower floor of described cabinet is provided with cable vault, in described bus-bar room, be provided with the first copper bar bus line being connected with external loading, in described breaker chamber, be provided with current transformer and circuit breaker, in described cable vault, be provided with the cable being connected with outside generating equipment;
The output of described circuit breaker is connected with described the first copper bar bus line selectivity, the input of described circuit breaker is connected with the output of described current transformer by the second copper bar bus line, between described breaker chamber and described cable vault, be provided with slidingtype isolating switch, to make described current transformer and described Cable choosing connect by described slidingtype isolating switch;
In described cable vault, be provided with earthing, one end of described earthing is fixedly connected with described slidingtype isolating switch, and the other end of described earthing is connected with the ground connection round selectivity that bottom, described cable vault arranges.
2. box switch cubicle according to claim 1, it is characterized in that, between described breaker chamber and described cable vault, two parallel first crossbeams are set, on described first crossbeam, be provided with chute, described slidingtype isolating switch comprises the slide block being arranged in described chute, one side of described slide block arranges conductive plate, one end of described conductive plate is connected with the 3rd copper bar bus line selectivity being arranged on described current transformer, the other end of described conductive plate extends to described slide block and connects away from a side of described current transformer and with the 4th copper bar bus line selectivity that is connected described cable, on described slide block, connecting axle is set, described connecting axle is connected with operator link by contiguous block, described operator link extends to outside described cabinet and is connected with the first operating mechanism arranging on described cabinet away from one end of described contiguous block.
3. box switch cubicle according to claim 2, is characterized in that, is provided for the second operation machine structure that makes described circuit breaker start or disconnect on described cabinet.
4. box switch cubicle according to claim 3, it is characterized in that, described slide block arranges the first insulator near a side of described current transformer, described slide block arranges the second insulator and the 3rd insulator away from a side of described current transformer, one end of described conductive plate is passed described the first insulator and is extended to outside described the first insulator, the other end of described conductive plate passes described the second insulator and extends to outside described the second insulator, between described the second insulator and the 3rd insulator, the first connecting plate is set, between described the first connecting plate and described conductive plate, be connected by the second connecting plate, on described the first connecting plate, be fixedly installed described earthing.
5. box switch cubicle according to claim 4, it is characterized in that, between described bus-bar room and described breaker chamber, second cross beam is set, rotary upper isolating switch is set on described second cross beam, described rotary upper isolating switch comprises conducting bar, described upper conducting Gan center is connected with described second cross beam by upper conducting rotating shaft, one end of described upper conducting bar is connected with described the first copper bar bus line selectivity, and the other end of described upper conducting bar is connected with the 5th copper bar bus line selectivity being arranged on described circuit breaker.
6. according to the box switch cubicle described in claim 2 to 5 any one, it is characterized in that, described first crossbeam is provided with two for supporting the built-in beam of described circuit breaker near one end of described circuit breaker, on two described built-in beams, be provided with the fixed head vertical with described built-in beam, the bottom of described circuit breaker arranges mount pad, and described mount pad is bolted on described fixed head.
7. according to the box switch cubicle described in claim 1 to 5 any one, it is characterized in that, described relay bungalow is arranged on the side of described cabinet near described operating mechanism, is provided with control line and wears cabinet hole in described relay bungalow.
8. according to the box switch cubicle described in claim 1 to 5 any one, it is characterized in that, multiple collar aperture are set in described bus-bar room, described first copper bar bus line is all set in each described collar aperture.
9. box switch cubicle according to claim 5, it is characterized in that, on described cabinet, be provided with first body for sealing described relay bungalow, for sealing second body of described breaker chamber and for sealing the 3rd body of described cable vault, described the first operating mechanism and described second operation machine structure are all arranged on described second body.
10. box switch cubicle according to claim 9, is characterized in that, on described second body, the first observation window and the second observation window is set, and on described the 3rd body, the 3rd observation window and illuminating lamp is set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320890674.4U CN203660333U (en) | 2013-12-31 | 2013-12-31 | Case type switchgear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320890674.4U CN203660333U (en) | 2013-12-31 | 2013-12-31 | Case type switchgear |
Publications (1)
Publication Number | Publication Date |
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CN203660333U true CN203660333U (en) | 2014-06-18 |
Family
ID=50926686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320890674.4U Withdrawn - After Issue CN203660333U (en) | 2013-12-31 | 2013-12-31 | Case type switchgear |
Country Status (1)
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CN (1) | CN203660333U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103683017A (en) * | 2013-12-31 | 2014-03-26 | 昆山振宏电子机械有限公司 | Box type switchgear |
CN105632303A (en) * | 2016-03-22 | 2016-06-01 | 国网浙江东阳市供电公司 | Three-dimensional dynamic model of substation equipment |
CN110838423A (en) * | 2018-08-16 | 2020-02-25 | 铁路电力系统股份有限公司 | Voltage limiting device |
-
2013
- 2013-12-31 CN CN201320890674.4U patent/CN203660333U/en not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103683017A (en) * | 2013-12-31 | 2014-03-26 | 昆山振宏电子机械有限公司 | Box type switchgear |
CN103683017B (en) * | 2013-12-31 | 2016-05-18 | 昆山振宏电子机械有限公司 | Box switch cubicle |
CN105632303A (en) * | 2016-03-22 | 2016-06-01 | 国网浙江东阳市供电公司 | Three-dimensional dynamic model of substation equipment |
CN105632303B (en) * | 2016-03-22 | 2018-04-06 | 国网浙江东阳市供电公司 | A kind of transformer Three-Dimensional Dynamic model |
CN110838423A (en) * | 2018-08-16 | 2020-02-25 | 铁路电力系统股份有限公司 | Voltage limiting device |
US11417488B2 (en) | 2018-08-16 | 2022-08-16 | Rail Power Systems Gmbh | Voltage limiting device |
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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: 20140618 Effective date of abandoning: 20160518 |
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C25 | Abandonment of patent right or utility model to avoid double patenting |