CN105470830A - Small-sized fixed type switch cabinet for realizing five-prevention by single-hole single-shaft operation and control method for small-sized fixed type switch cabinet - Google Patents
Small-sized fixed type switch cabinet for realizing five-prevention by single-hole single-shaft operation and control method for small-sized fixed type switch cabinet Download PDFInfo
- Publication number
- CN105470830A CN105470830A CN201610006106.1A CN201610006106A CN105470830A CN 105470830 A CN105470830 A CN 105470830A CN 201610006106 A CN201610006106 A CN 201610006106A CN 105470830 A CN105470830 A CN 105470830A
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- China
- Prior art keywords
- cabinet
- isolating switch
- single hole
- single shaft
- switch
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a small-sized fixed type switch cabinet for realizing five-prevention (five kinds of anti-misoperation shown as the specification) by a single-hole single-shaft operation and a control method for the small-sized fixed type switch cabinet. The fixed type switch cabinet comprises a cabinet body; the cabinet body is divided into a bus disconnecting switch chamber, a circuit breaker chamber, an instrument chamber, a cable chamber and a small bus chamber on the top of the cabinet by partition plates, wherein an upper disconnecting switch is mounted in the bus disconnecting switch chamber; a circuit breaker, a current transformer and a single-hole single-shaft operation mechanism are mounted in the circuit breaker chamber; a lower disconnecting switch or a grounding switch is mounted in the cable chamber; and the parts in the cabinet body are connected through busbars. According to the small-sized fixed type switch cabinet for realizing five-prevention by the single-hole single-shaft operation and the control method for the small-sized fixed type switch cabinet provided by the invention, the single-hole single-shaft operation mechanism is linked with the circuit breaker, the disconnecting switches, the grounding switch and cabinet door interlocking apparatuses of the chamber for realizing anti-misoperation reliably; and the fixed type switch cabinet has the characteristics of small size, high universality and the like.
Description
Technical field
The present invention relates to the operation of a kind of single hole single shaft and realize the five miniaturized fixed switching cabinet prevented and control methods thereof, belong to electrical equipment technical field.
Background technology
Conventional fixed switching cabinet (being called for short fixing cabinet) mainly contains XGN2-12 type and XGN66-12 type, comparatively large (the XGN2-12 type: wide by 1200 × dark by 1200 × high by 2650 of volume; XGN66-12 molded breadth 900 × dark 900 × high by 2200), generally all adopt JSXGN type lock operation mechanism, following several defect can be there is:
It is large that 1.JSXGN lock operation mechanism takies size, need be arranged separately on tank bracket, take independently passage, make cabinet width dimensions realize miniaturization;
2. go up isolating switch, lower isolating switch, earthed switch divide three handle hole independent operations, program is loaded down with trivial details;
3. lock operation mechanism turn disc scope is large, and transmission efficiency is low, operating physical force is large, often deciliter situation not in place occurs;
4. the interlocking and between circuit breaker is complicated, poor reliability, and front/rear door locking realizes by procedure lock;
5. and isolating switch, connecting rod between earthed switch pass through dividing plate between compartment, degree of protection is low.
Conventional 12kV fixed switching cabinet, owing to there is above deficiency, cannot realize miniaturization, can not meet the growth requirement of client, needs a kind of highly reliable miniaturized fixed switching cabinet of research and development badly.
In addition, all electric equipments likely causing misoperation, all should have anti-error function (being called for short five to prevent):
(1) prevent by mistake point, falsely close circuit breaker;
(2) prevent on-load from drawing, close isolating switch;
(3) charged (extension) splice grafting ground wire (switch) is prevented;
(4) prevent line with ground (switch) from closing circuit breaker (isolating switch);
(5) mistakenly entering charged chamber is prevented.
In view of this, the present inventor studies this, and develop the operation of a kind of single hole single shaft specially and realize five anti-miniaturizations and fix cabinet and control method thereof, this case produces thus.
Summary of the invention
The object of this invention is to provide the operation of a kind of single hole single shaft to realize five anti-miniaturizations and fix cabinet and control method thereof, be connected by single hole single shaft operating mechanism and circuit breaker, isolating switch, earthed switch and each room cabinet door interlock, reliably realize five and prevent that there is the features such as cabinet volume is little, highly versatile.
To achieve these goals, solution of the present invention is:
The operation of single hole single shaft realizes five miniaturizations prevented and fixes cabinet, comprise cabinet, described cabinet is bus isolating switch room, breaker chamber, control room, cable vault and the little bus-bar room being positioned at cabinet top by baffle for separating, wherein, bus isolating switch room is provided with isolating switch, breaker chamber is provided with circuit breaker, current transformer, single hole single shaft operating mechanism, and cable vault is provided with lower isolating switch or earthed switch, and each parts in cabinet are interconnected by busbar.
As preferably, described single hole single shaft operating mechanism adopts model to be the operating mechanism (Wenzhou Shengchuan Electromechanical Manufacturing Co., Ltd.) of SJN5-12.
As preferably, be horizontal direction transmission between described single hole single shaft operating mechanism and upper isolating switch, be vertical direction transmission with lower isolation or earthed switch switch, transmission efficiency is high, operation is reliable.
As preferably, each room cabinet door of described cabinet is provided with the interlock be connected with single hole single shaft operating mechanism, adopts the mode of mechanical chain to control operations program, without the need to installation procedure lock again.
As preferably, described cabinet adopts and covers bolted-on combination forming after aluminium zinc steel plate compound flanging, and cabinet internal partition adopts zinc-plated dividing plate.
As preferably, described circuit breaker adopts side-installed vacuum circuit breaker.
The control method of the miniaturized fixed switching cabinet of above-mentioned single hole operation, comprises the steps:
Initial condition step: breaker open operation, upper isolating switch is opened, and earthed switch closes up/down isolating switch and opens (inspecting state);
Power transmission step 1: by the operating grip update hole of single hole single shaft operating mechanism, rotation process axle, now, the linkage unit of single hole single shaft operating mechanism controls earthed switch to be opened/and lower isolating switch closes, upper isolating switch is gate-dividing state, and circuit breaker has chain can not combined floodgate;
Power transmission step 2: by operating grip rotation process axle again, now, upper isolating switch closes, earthed switch opens/and lower isolating switch closes, and circuit breaker interlocking gear unlocks, and can close a floodgate;
Power failure step: by operating grip opposite spin operating axis, in cabinet, each components and parts sequence of movement is: breaker open operation--upper isolating switch separating brake--earthed switch closes a floodgate/lower isolating switch separating brake, so far, power operation completes, and the circuit in cabinet disconnects.
Single hole single shaft operation of the present invention realizes five miniaturizations prevented and fixes cabinet and control method thereof, be connected by single hole single shaft operating mechanism and circuit breaker, isolating switch, earthed switch and each room cabinet door interlock, reliably realize anti-misoperation, meet the technical requirement that the active five of power department proposition is anti-.Single hole single shaft operating mechanism realizes the sequential automation in switch cubicle five-prevention operation by the pattern of mechanical programming, the problem such as there will not be tandem to go beyond in operating process, and the single shaft single hole of single hole single shaft operating mechanism realizes the operation in tandem of multistation.There is following several advantage:
1. single hole rotation process realizes power failure, power transmission function, sequencing instruction operation, avoid misoperation (when power-off or power transmission completely, all the time a handle hole is used, toward a direction rotation process, power-off counter clockwise direction, power transmission clockwise direction), five-proof program is integrated, avoids red tape to operate;
3. to reciprocal interlock device with complete mechanical front/rear door, when cabinet back door is not closed, switch cubicle cannot operate, must Zai Guan Qianmen, Xian Guan back door, could opening operation hole shutter.Without the need to the lock of installation procedure again;
4. single hole single shaft operating mechanism height is suitable, operating physical force is light, is installed on breaker chamber, does not take separately cabinet space, realize cabinet miniaturization (wide by 650 × dark by 1000 × high by 2200, minimum widith can accomplish 600);
5. control room, bus-bar room, breaker chamber, cable vault, little bus-bar room are separated completely, and degree of protection is high;
6. highly versatile: the isolating switch of different model different manufacturers, circuit breaker, earthed switch and instrument transformer etc. can be installed.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is that the single hole single shaft operation of embodiment 1 realizes five anti-miniaturizations and fixes cabinet internal structure schematic diagram (facing);
The single hole single shaft operation of Fig. 2 the present embodiment 1 realizes five miniaturizations prevented and fixes cabinet internal structure schematic diagram (side-looking).
Embodiment
Embodiment 1
As shown in Figure 1-2, the operation of single hole single shaft realizes five miniaturizations prevented and fixes cabinet, comprise cabinet 1, described cabinet 1 is divided into bus isolating switch room 3, breaker chamber 4, control room 5, cable vault 6 and little bus-bar room 7 by dividing plate 2, and each compartment parts in cabinet 1 realize electrical connection by busbar 8.Wherein, bus isolating switch room 3 is provided with isolating switch 31 and bus casing 32.In described control room 5, all kinds of instrument is installed, is positioned at the front end of isolating switch room 3, be convenient to staff and observe parameters.Described cable vault 6 is provided with earthed switch 61, connection cable 62, lightning arrester 63 etc.Described little bus-bar room 7 is positioned at cabinet 1 top, for installing little bus.Each door of described cabinet 1 is provided with the interlocks such as auxiliary switch, electromagnetic lock, error preventing lock, emergency release, adopts the mode of mechanical chain to control operations program.
Described breaker chamber 4 is provided with circuit breaker 41, single hole single shaft operating mechanism 42 summation current transformer 43, in the present embodiment, the SJN5-12 type operating mechanism that described single hole single shaft operating mechanism 42 specifically adopts Wenzhou Shengchuan Electromechanical Manufacturing Co., Ltd. to produce, SJN5-12 type operating mechanism only adopts a handle hole and an operating axis 421(and single hole single shaft).Single hole single shaft operates, and there will not be tandem to make mistakes the problem of going beyond in operation, meets " five prevent " requirement completely, safe and reliable.Often operate the action once realizing a switch, simple to operate, laborsaving 60%, SJN5-12 type operating mechanism also has the locking of front/rear door positive mechanical and circuit breaker interlock compared with normal operations mechanism.Described single hole single shaft operating mechanism 42 is connected with parts such as circuit breaker 41, upper isolating switch 31, earthed switch 61, cabinet door interlocks respectively by linkage unit.Wherein, be horizontal direction transmission between single hole single shaft operating mechanism 42 and upper isolating switch 31, and be vertical direction transmission between earthed switch 61 to have that transmission efficiency is high, operation is reliable.In the present embodiment, described circuit breaker 41 adopts side-installed vacuum circuit breaker.
Cabinet 1 described in the present embodiment adopts and covers bolted-on combination forming after aluminium zinc steel plate compound flanging, and cabinet internal partition 2 adopts zinc-plated dividing plate.Described dividing plate 2 both may be used for the compartment, also can install all parts.
Above-mentioned single hole single shaft operation realizes the control method that cabinet is fixed in five miniaturizations prevented, comprises the steps:
Initial condition step: circuit breaker 41 separating brake, upper isolating switch 31 is opened, and earthed switch closes (inspecting state);
Power transmission step 1: by the operating grip update hole of single hole single shaft operating mechanism 42, turn clockwise operating axis 421 to centre position, now, the linkage unit of single hole single shaft operating mechanism 42 controls earthed switch 61 and opens, upper isolating switch 31 is gate-dividing state, and circuit breaker 41 has chain can not combined floodgate;
Power transmission step 2: again to be turned clockwise operating axis 421 to mode of operation position by operating grip, now, upper isolating switch 31 closes, and earthed switch 61 is opened, circuit breaker 41 interlocking gear unlocks, and can close a floodgate;
Power failure step: be rotated counterclockwise operating axis 421 by operating grip, in cabinet 1, each components and parts sequence of movement is: circuit breaker 41 separating brake--upper isolating switch 31 separating brake--, and earthed switch 61 closes a floodgate, and so far, power operation completes, and the circuit in cabinet 1 disconnects.
Single hole single shaft operation described in the present embodiment realizes five miniaturizations prevented and fixes cabinet and control method, interlocked by single hole single shaft operating mechanism 42 and circuit breaker 41, upper isolating switch 31, earthed switch 61 and each auxiliary switch and link, reliably realize anti-misoperation, meet the technical requirement that the active five of power department proposition is anti-.Single hole single shaft operating mechanism 42 realizes the sequential automation in switch cubicle five-prevention operation by the pattern of mechanical programming, the problem such as there will not be tandem to go beyond in operating process, and single hole single shaft operating mechanism 42 single shaft single hole realizes the operation in tandem of multistation.There is following several advantage:
1. single hole rotation process realization power failure, power transmission function, sequencing instruction operation, avoids misoperation (when power-off or power transmission, using a handle hole all the time, a past direction rotation process, power-off counter clockwise direction, power transmission clockwise direction) completely;
2. five-proof program is integrated, avoids red tape to operate;
3. to reciprocal interlock device with complete mechanical front/rear door, when cabinet back door is not closed, switch cubicle cannot operate, must Zai Guan Qianmen, Xian Guan back door, could opening operation hole shutter.Without the need to the lock of installation procedure again;
4. single hole single shaft operating mechanism height is suitable, operating physical force is light, is installed on breaker chamber, does not take separately cabinet space, realize cabinet miniaturization (wide by 650 × dark by 1000 × high by 2200, minimum widith can accomplish 600);
5. control room, bus-bar room, breaker chamber, cable vault, little bus-bar room are separated completely by dividing plate, and degree of protection is high;
6. highly versatile: the isolating switch of different model different manufacturers, circuit breaker, earthed switch and instrument transformer etc. can be installed.
Embodiment 2
Single hole single shaft operation described in the present embodiment realize five anti-miniaturizations fix its structure of cabinet and embodiment 1 basically identical, the main distinction is, the present embodiment adopts lower earthed switch 61 described in isolating switch alternate embodiment 1, and lower isolating switch is arranged in cable vault 6.Wherein, be horizontal direction transmission between single hole single shaft operating mechanism 42 and upper isolating switch 31, and be vertical direction transmission between lower isolating switch to have that transmission efficiency is high, operation is reliable.
Single hole single shaft operation described in the present embodiment realizes the control method that cabinet is fixed in five miniaturizations prevented, comprises the steps:
Initial condition step: circuit breaker 41 separating brake, upper isolating switch 31 is opened, and lower isolating switch is opened (inspecting state);
Power transmission step 1: by the operating grip update hole of single hole single shaft operating mechanism 42, turn clockwise operating axis 421 to centre position, now, the linkage unit of single hole single shaft operating mechanism 42 controls lower isolating switch and closes, upper isolating switch 31 is gate-dividing state, and circuit breaker 41 has chain can not combined floodgate;
Power transmission step 2: again to be turned clockwise operating axis 421 to mode of operation position by operating grip, now, upper isolating switch 31 closes, and lower isolating switch closes, circuit breaker 41 interlocking gear unlocks, and can close a floodgate;
Power failure step: be rotated counterclockwise operating axis 421 by operating grip, in cabinet, each components and parts sequence of movement is: circuit breaker 41 separating brake-upper isolating switch 31 separating brake--lower isolating switch separating brake, so far, power operation completes, and the circuit in cabinet 1 disconnects.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (7)
1. the operation of single hole single shaft realizes five miniaturizations prevented and fixes cabinet, it is characterized in that: comprise cabinet, described cabinet is bus isolating switch room, breaker chamber, control room, cable vault and the little bus-bar room being positioned at cabinet top by baffle for separating, wherein, bus isolating switch room is provided with isolating switch, breaker chamber is provided with circuit breaker, current transformer, single hole single shaft operating mechanism, and cable vault is provided with lower isolating switch or earthed switch, and each parts in cabinet are interconnected by busbar.
2. single hole single shaft operation as claimed in claim 1 realizes five miniaturizations prevented and fixes cabinet, it is characterized in that: described single hole single shaft operating mechanism adopts model to be the operating mechanism of SJN5-12.
3. single hole single shaft operation as claimed in claim 2 realizes five miniaturizations prevented and fixes cabinet, it is characterized in that: being horizontal direction transmission between described single hole single shaft operating mechanism and upper isolating switch, is vertical direction transmission with lower isolating switch or earthed switch.
4. single hole single shaft operation as claimed in claim 1 realizes five miniaturizations prevented and fixes cabinet, it is characterized in that: each room cabinet door of described cabinet is provided with the interlock be connected with single hole single shaft operating mechanism.
5. single hole single shaft operation as claimed in claim 1 realizes five anti-miniaturizations and fixes cabinet, it is characterized in that: described cabinet adopts and covers bolted-on combination forming after aluminium zinc steel plate compound flanging, and cabinet internal partition adopts zinc-plated dividing plate.
6. single hole single shaft operation as claimed in claim 1 realizes five miniaturizations prevented and fixes cabinet, it is characterized in that: described circuit breaker adopts side-installed vacuum circuit breaker.
7. a control method for the miniaturized fixed switching cabinet of single hole operation, is characterized in that comprising the steps:
Initial condition step: breaker open operation, upper isolating switch is opened, and earthed switch closes up/down isolating switch and opens;
Power transmission step 1: by the operating grip update hole of single hole single shaft operating mechanism, rotation process axle, now, the linkage unit of single hole single shaft operating mechanism controls earthed switch to be opened/and lower isolating switch closes, upper isolating switch is gate-dividing state, and circuit breaker has chain can not combined floodgate;
Power transmission step 2: by operating grip rotation process axle again, now, upper isolating switch closes, earthed switch opens/and lower isolating switch closes, and circuit breaker interlocking gear unlocks, and can close a floodgate;
Power failure step: by operating grip opposite spin operating axis, in cabinet, each components and parts sequence of movement is: breaker open operation--upper isolating switch separating brake--, and earthed switch closes up/down isolating switch separating brake, and so far, power operation completes, and the circuit in cabinet disconnects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610006106.1A CN105470830A (en) | 2016-01-05 | 2016-01-05 | Small-sized fixed type switch cabinet for realizing five-prevention by single-hole single-shaft operation and control method for small-sized fixed type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610006106.1A CN105470830A (en) | 2016-01-05 | 2016-01-05 | Small-sized fixed type switch cabinet for realizing five-prevention by single-hole single-shaft operation and control method for small-sized fixed type switch cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN105470830A true CN105470830A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610006106.1A Pending CN105470830A (en) | 2016-01-05 | 2016-01-05 | Small-sized fixed type switch cabinet for realizing five-prevention by single-hole single-shaft operation and control method for small-sized fixed type switch cabinet |
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| CN (1) | CN105470830A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482489A (en) * | 2017-08-21 | 2017-12-15 | 安徽省颍上县正泰电器有限责任公司 | A kind of higher cellular-type power distribution cabinet of security performance |
| CN109524912A (en) * | 2018-12-29 | 2019-03-26 | 宁波天安智能电网科技股份有限公司 | A kind of integral circuit breaker and switchgear |
| US11146045B2 (en) | 2017-06-28 | 2021-10-12 | Abb Schweiz Ag | Internal robot-manipulator for unmanned operation and maintenance in withdrawable circuit breakers, and a method of operating the robot-manipulator |
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| CN2327103Y (en) * | 1998-01-09 | 1999-06-30 | 佛山市环市镇明华电控设备厂 | Metal armoured moving-type high-voltage vacuum switch cabinet |
| CN202009162U (en) * | 2011-03-08 | 2011-10-12 | 杭州圣力电气有限公司 | High-voltage switch device |
| CN202856183U (en) * | 2012-10-16 | 2013-04-03 | 温州昌源电气有限公司 | New type disconnecting switch cabinet |
| CN203645225U (en) * | 2013-12-13 | 2014-06-11 | 文发萍 | Five-prevention interlocking vacuum breaker cabinet |
| CN205195078U (en) * | 2016-01-05 | 2016-04-27 | 杭州恒信电气有限公司 | Operation of haplopore unipolar realizes five miniaturized stationary cabinets of preventing |
-
2016
- 2016-01-05 CN CN201610006106.1A patent/CN105470830A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2327103Y (en) * | 1998-01-09 | 1999-06-30 | 佛山市环市镇明华电控设备厂 | Metal armoured moving-type high-voltage vacuum switch cabinet |
| CN202009162U (en) * | 2011-03-08 | 2011-10-12 | 杭州圣力电气有限公司 | High-voltage switch device |
| CN202856183U (en) * | 2012-10-16 | 2013-04-03 | 温州昌源电气有限公司 | New type disconnecting switch cabinet |
| CN203645225U (en) * | 2013-12-13 | 2014-06-11 | 文发萍 | Five-prevention interlocking vacuum breaker cabinet |
| CN205195078U (en) * | 2016-01-05 | 2016-04-27 | 杭州恒信电气有限公司 | Operation of haplopore unipolar realizes five miniaturized stationary cabinets of preventing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11146045B2 (en) | 2017-06-28 | 2021-10-12 | Abb Schweiz Ag | Internal robot-manipulator for unmanned operation and maintenance in withdrawable circuit breakers, and a method of operating the robot-manipulator |
| CN107482489A (en) * | 2017-08-21 | 2017-12-15 | 安徽省颍上县正泰电器有限责任公司 | A kind of higher cellular-type power distribution cabinet of security performance |
| CN109524912A (en) * | 2018-12-29 | 2019-03-26 | 宁波天安智能电网科技股份有限公司 | A kind of integral circuit breaker and switchgear |
| CN109524912B (en) * | 2018-12-29 | 2023-09-05 | 宁波天安智能电网科技股份有限公司 | Integrated circuit breaker and switch cabinet |
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Application publication date: 20160406 |