CN104319153A - Single-grounding high-voltage disconnecting switch - Google Patents
Single-grounding high-voltage disconnecting switch Download PDFInfo
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- CN104319153A CN104319153A CN201410656341.4A CN201410656341A CN104319153A CN 104319153 A CN104319153 A CN 104319153A CN 201410656341 A CN201410656341 A CN 201410656341A CN 104319153 A CN104319153 A CN 104319153A
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- remote control
- switch
- operator
- cutter
- electromagnetic clutch
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
- H01H31/08—Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
Abstract
A single-grounding high-voltage disconnecting switch comprises a high-voltage disconnecting switch operating mechanism box, an operating connection rod and a single-grounding disconnecting switch body, wherein the high-voltage disconnecting switch operating mechanism box is provided with two output shafts which comprise one main blade output shaft and a grounding blade output shaft, the main blade output shaft is connected with a first connection shaft of the high-voltage disconnecting switch body through a first operation connection rod, and the first connection shaft is connected with a main switch; the grounding blade output shaft is connected with a second connection shaft of the high-voltage disconnecting switch body through a second operation connection rod, and the second connection shaft is connected with a grounding switch. The single-grounding high-voltage disconnecting switch is high in work reliability, easy to operate, low in investment cost and convenient to install and maintain on site.
Description
Technical field
The present invention relates to a kind of single ground connection high voltage isolator, be widely used in open type (AIS) intelligent substation.
Background technology
At present, domestic and international single ground connection high voltage isolator all adopts traditional operating mechanism case, and namely operator and earthing configure respective traditional operating mechanism case respectively.Traditional operating mechanism case, is only equipped with 1 output shaft above casing, be configured with an operating electrical machines, a set of reductor and a set of electrical control protection system in case.For single ground connection high voltage isolator, 2 traditional operating mechanism casees need be configured altogether.
When single ground connection high voltage isolator adopts traditional operating mechanism case to control, operator and earthing all need to install separately independently operating mechanism case and operate, a single earthing type high voltage isolator need install 2 traditional operating mechanism casees altogether, cost of investment is high, foundation of civil work quantity is many, the auxiliary material of on-the-spot required installation is many, and installation and repairing preventive maintenance time is long, workload is large.In order to prevent operator and the misoperation of earthing, need be realized by the mechanical chain of control box external complex or electrical interlocking device.The mechanical chain of these function complexity and electrical interlocking device, make the Installation and Debugging of high voltage isolator and the repair and maintenance time long, inconvenient operation, and there is the misoperation that human factor may bring, and traditional operating mechanism case does not have communication interface, do not possess network service and network operation feature, the operation maintenance requirement of intelligent substation can not be met.
The operator of traditional isolating switch and the anti-incorrect manipulation deadlock function of earthing are realized by the mechanical latching of operating mechanism case outside or electric blocking.
Summary of the invention
The technical problem to be solved in the present invention is, overcome the above-mentioned defect that prior art exists, provide a kind of single ground connection high voltage isolator, for single ground connection high voltage isolator, often organize and only need configuration 1 New High Voltage Isolating Switch operating mechanism case, be conducive to reducing costs.
Single ground connection high voltage isolator, comprise high voltage isolating switch operating mechanism case, operator link and single earthing isolator body, described high voltage isolating switch operating mechanism case is provided with two output shafts, two output shafts are made up of an operator output shaft, a ground cutter output shaft, operator output shaft is connected with the first connecting axle of high voltage isolator body by the first operator link, and the first connecting axle is connected with operator; Ground cutter output shaft is crossed the second operator link and is connected with the second connecting axle of high voltage isolator body, and the second connecting axle is connected with ground cutter.
Further, be provided with an operating electrical machines, two cover first order reducing gears and two cover second level reducing gears in described high voltage isolating switch operating mechanism case, first order reducing gear is connected with second level reducing gear by electromagnetic clutch;
Two cover first order reducing gears are by first order reducing gear of operating, ground cutter first order reducing gear composition, two cover second level reducing gears are by second level reducing gear of operating, the cutter second level, ground reducing gear composition, operator first order reducing gear is connected with operator second level reducing gear by operator electromagnetic clutch, ground cutter first order reducing gear is connected with the cutter second level, ground reducing gear by ground cutter electromagnetic clutch, operator first order reducing gear, ground cutter first order reducing gear is connected successively by connecting axle, motor is connected with ground cutter first order reducing gear, operator output shaft is located on the reducing gear of the operator second level, ground cutter output shaft is located on the reducing gear of the cutter second level, ground.
Further, worm screw turbine reduction box all selected by described operator first order reducing gear and ground cutter first order reducing gear, and operator second level reducing gear and the cutter second level, ground reducing gear also all can select worm screw turbine reduction box.
Further, distance between second connecting axle and the first connecting axle is 150-450mm, preferred 300mm, the operator output shaft be convenient on high voltage isolating switch operating mechanism case is controlled the first connecting axle by the first operator link, and ground cutter output shaft is controlled the second connecting axle by the second operator link.
Further, the mechanical locking device be placed in high voltage isolating switch operating mechanism case is provided with between described operator and ground cutter.
Further, also comprise electric control system, described electric control system is made up of Electric Machine Control protection system and Zhu Dao – earthing operation control system;
Zhu Dao – earthing operation control system comprises nearly control divide-shut brake loop, remote control divide-shut brake loop, electromagnetic clutch control loop; Nearly control divide-shut brake loop forms by closely controlling closing circuit and closely controlling sub-gate circuit; Remote control divide-shut brake loop is made up of remote control closing circuit and remote control sub-gate circuit, remote control closing circuit by remote control closing circuit of operating, cutter remote control closing circuit form, remote control sub-gate circuit by remote control sub-gate circuit of operating, cutter remote control sub-gate circuit form; Electromagnetic clutch control loop closely controls loop by electromagnetic clutch and electromagnetic clutch remote control circuit forms, electromagnetic clutch closely control loop by electromagnetic clutch of operating closely control loop, cutter electromagnetic clutch closely control loop and form, electromagnetic clutch remote control circuit by electromagnetic clutch remote control circuit of operating, cutter electromagnetic clutch remote control circuit form.
Described nearly control sub-gate circuit comprises and controls power supply, electric locking device, Computer-lock Device For Preventing Incorrect Operation Used, near/remote control diverter switch, closely controls master-ground cutter and select axle switch, closely control opening button, the coil of separating brake contactor, separating brake limit switch, protection switch, stop button; Control power supply, electric locking device, Computer-lock Device For Preventing Incorrect Operation Used, near/remote control diverter switch, closely control master-ground cutter and select axle switch, closely control opening button, the coil of separating brake contactor, separating brake limit switch, protection switch and stop button head and the tail serial connection formation loop successively;
Described nearly control closing circuit comprises and controls power supply, electric locking device, Computer-lock Device For Preventing Incorrect Operation Used, near/remote control diverter switch, closely controls master-ground cutter and select axle switch, closely control switch knob, the coil of closing contactor, combined floodgate limit switch, protection switch, stop button; Control power supply, electric locking device, Computer-lock Device For Preventing Incorrect Operation Used, near/remote control diverter switch, closely control master-ground cutter and select axle switch, closely control switch knob, the coil of closing contactor, combined floodgate limit switch, protection switch and stop button head and the tail serial connection formation loop successively;
Described remote control closing circuit comprise control power supply, electric locking device, near/remote control diverter switch, operator remote control closing switch, cutter remote control closing switch, operator combined floodgate auxiliary relay coil, the coil of cutter combined floodgate auxiliary relay, the coil of closing contactor, combined floodgate limit switch, protection switch and stop button; The coil of control power supply, electric locking device, near/remote control diverter switch, operator remote control closing switch, operator combined floodgate auxiliary relay, the coil of closing contactor, combined floodgate limit switch, protection switch and stop button are connected in series from beginning to end successively and form operator remote control closing circuit; Control power supply, electric locking device, near/remote control diverter switch, cutter remote control closing switch, the coil of cutter combined floodgate auxiliary relay, the coil of closing contactor, combined floodgate limit switch, protection switch and stop button successively head and the tail serial connection form ground cutter remote control closing circuit;
Described remote control sub-gate circuit comprise control power supply, electric locking device, near/remote control diverter switch, operator remote control separating brake switch, cutter remote control separating brake switch, operator separating brake auxiliary relay coil, the coil of cutter separating brake auxiliary relay, the coil of separating brake contactor, separating brake limit switch, protection switch and stop button; The coil of control power supply, electric locking device, near/remote control diverter switch, operator remote control separating brake switch, operator separating brake auxiliary relay, the coil of separating brake contactor, separating brake limit switch, protection switch and stop button are connected in series from beginning to end successively and form operator remote control sub-gate circuit; Control power supply, electric locking device, near/remote control diverter switch, cutter remote control separating brake switch, the coil of cutter separating brake auxiliary relay, the coil of separating brake contactor, separating brake limit switch, protection switch and stop button successively head and the tail serial connection form ground cutter remote control sub-gate circuit;
Electromagnetic clutch remote control circuit comprises power transformer, closely/remote control diverter switch, the contact of operator separating brake auxiliary relay, the contact of operator combined floodgate auxiliary relay, the contact of ground cutter separating brake auxiliary relay, the contact of ground cutter combined floodgate auxiliary relay, operator electromagnetic clutch, ground cutter electromagnetic clutch, the contact of operator separating brake auxiliary relay, the contact of operator combined floodgate auxiliary relay is also connected between near/remote control diverter switch and operator electromagnetic clutch after connecing, the contact of ground cutter separating brake auxiliary relay, the contact of ground cutter combined floodgate auxiliary relay is also connected between near/remote control diverter switch and ground cutter electromagnetic clutch after connecing, operator electromagnetic clutch, ground cutter electromagnetic clutch is all connected with power transformer, power transformer is connected with near/remote control diverter switch, the contact of power transformer, near/remote control diverter switch, operator separating brake auxiliary relay, the contact of operator combined floodgate auxiliary relay, operator electromagnetic clutch form operator electromagnetic clutch remote control circuit jointly, power transformer, near/remote control diverter switch, cutter separating brake auxiliary relay contact, cutter combined floodgate auxiliary relay contact, cutter electromagnetic clutch jointly form ground cutter electromagnetic clutch remote control circuit,
Electromagnetic clutch closely controls that loop comprises power transformer, near/remote control diverter switch, closely controls that master-ground cutter selects axle switch, electromagnetic clutch of operating, cutter electromagnetic clutch, power transformer, near/remote control diverter switch with closely control master-ground cutter and select axle switch to be connected in series successively, ground cutter electromagnetic clutch is connected to operator electromagnetic clutch two ends, closely control master-ground cutter select the moving contact of axle switch to be placed in operate electromagnetic clutch control end, the control end side of cutter electromagnetic clutch; Power transformer, near/remote control diverter switch, closely control that master-ground cutter selects axle switch, operator electromagnetic clutch jointly forms electromagnetic clutch of operating and closely controls loop; Power transformer, near/remote control diverter switch, closely control master-ground cutter select axle switch, cutter electromagnetic clutch jointly form cutter electromagnetic clutch closely control loop.
Further, closely control master-ground cutter select axle switch be provided with operator operation shelves, cutter operation shelves totally two operation gears.
Further, near/remote control diverter switch is provided with nearly control shelves and remote control shelves totally two operation gears.
Further, the casing of described high voltage isolating switch operating mechanism case is also provided with RS-485 network communication interface.
The high voltage isolator of the present invention, only need configuration operating mechanism case, only need in operating mechanism case to join an operating electrical machines, by the rotation of single motor, make high_voltage isolation operating mechanism complete combined floodgate, the sub-switching operation of isolating switch operator and earthing, meet the power transmission of isolating switch, isolation and maintenance requirement.The present invention controls the divide-shut brake of operator by the first operator link, is controlled the divide-shut brake of ground cutter by the second operator link.Operator output shaft and ground cutter output shaft are all driven by same motor by reduction box, and case is installed altogether.The machine driving of machine shaft, reduction gearbox output shaft and operator/ground cutter output shaft completes in same casing.The present invention is by the mechanical locking device on conventional isolation switches body, be loaded in the casing of operating mechanism case, mechanical latching, electric blocking all realize in same operating mechanism case, decrease isolating switch manufacturing cost, add main, cutter operation time anti-error performance, anti-misoperation is simple and reliable, meets the requirement that New Generation of Intelligent substation operation is safeguarded.
Useful benefit of the present invention: 1) low equipment investment, the set-up time is short, and operation maintenance is convenient.New High Voltage Isolating Switch only needs to join 1 New High Voltage Isolating Switch operating mechanism case; 1. control box manufacturing cost can be made to decline about 60%; 2. site installation test workload reduces, and shortens the set-up time about 60%; 3. cable, cable pipe and other installation auxiliary material reduce about 60%; 4. labour cost 60% is saved.2) equipment operating reliability is high, can avoid misoperation completely.Mechanical latching between isolating switch operator and earthing, electric blocking all complete in New High Voltage Isolating Switch control box, simple and reliable, not by operations staff's custom and emotion influence.3) the operation maintenance requirement of transformer station is met.High voltage isolating switch operating mechanism case possesses RS-485 network communication interface, the position signalling of isolating switch and operating mechanism case Control protection loop Integrity Self Test signal can be uploaded by network; By long-range point, the closing operation of real-time performance to high voltage isolator.4) clutch is not had in traditional isolator operating mechanism case case, and being provided with electromagnetic clutch in the operating mechanism case that New High Voltage Isolating Switch of the present invention configures, operator and the earthing of high voltage isolator divide, closing operation is realized by the coordinated of the motor in high voltage isolating switch operating mechanism case, reduction box, electromagnetic clutch.
Accompanying drawing explanation
Fig. 1 is the front view of single ground connection high voltage isolator;
Fig. 2 is the operating mechanism case vertical view of single ground connection high voltage isolator;
Fig. 3 is the Zhu Dao – earthing operation control system overall structure block diagram of single ground connection high voltage isolator;
Fig. 4 is the concrete structure block diagram of the Dao of Zhu shown in Fig. 3 – earthing operation control system;
Fig. 5 is the casing front view of high voltage isolating switch operating mechanism case;
Fig. 6 is the circuit diagram of Electric Machine Control protection system.
In figure: 1---high voltage isolating switch operating mechanism case; 2-1---the first operator link; 2-2---the second operator link; 3---high voltage isolator body; 4---operator output shaft; 5---ground cutter output shaft; 7---the first connecting axle; 8---the second connecting axle; 10---motor; 11---operator first order reducing gear; 12---ground cutter first order reducing gear; 14---operator second level reducing gear; 15---nearly control divide-shut brake loop; 16---remote control divide-shut brake loop; 17---electromagnetic clutch control loop; 18---closely control closing circuit; 19---closely control sub-gate circuit; 20---remote control closing circuit; 21---remote control sub-gate circuit; 22---operator remote control closing circuit; 23---ground cutter remote control closing circuit; 25---operator remote control sub-gate circuit; 26---ground cutter remote control sub-gate circuit; 28---electromagnetic clutch closely controls loop; 29---electromagnetic clutch remote control circuit; 30---operator electromagnetic clutch closely controls loop; 31---ground cutter electromagnetic clutch closely controls loop; 33---operator electromagnetic clutch remote control circuit; 34---ground cutter electromagnetic clutch remote control circuit; 36---control power supply; 37---electric locking device; 38---Computer-lock Device For Preventing Incorrect Operation Used; 39---near/remote control diverter switch; 40---closely control master-ground cutter and select axle switch; 41---closely control opening button; 42---the coil of separating brake contactor; 43---separating brake limit switch; 44---protection switch; 45---stop button; 46---closely control switch knob; 47---the coil of closing contactor; 48---combined floodgate limit switch; 49---operator remote control closing switch; 50---ground cutter remote control closing switch; 52---operator combined floodgate auxiliary relay coil; 53---ground cutter combined floodgate auxiliary relay coil; 55---operator remote control separating brake switch; 56---ground cutter remote control separating brake switch; 58---operator separating brake auxiliary relay coil; 59---ground cutter separating brake auxiliary relay coil; 61---power transformer; 62---operator separating brake auxiliary relay contact; 63---operator combined floodgate auxiliary relay contact; 64---cutter separating brake auxiliary relay contact, ground; 65---cutter combined floodgate auxiliary relay contact, ground; 68---miniature circuit breaker; 69---the contact of closing contactor; 70---thermal relay; 71---the contact of separating brake contactor; 72---the cutter second level, ground reducing gear; 74-2---operator electromagnetic clutch; 74-1---ground cutter electromagnetic clutch; 75---connecting axle.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Single ground connection high voltage isolator, comprise high voltage isolating switch operating mechanism case 1, operator link and single earthing isolator body 3, described high voltage isolating switch operating mechanism case 1 is provided with two output shafts, two output shafts are made up of operator output shaft 4, ground cutter output shaft 5, operator output shaft 4 is connected with the first connecting axle 7 of high voltage isolator body 3 by the first operator link 2-1, and the first connecting axle 7 is connected with operator; Ground cutter output shaft 5 is connected with the second connecting axle 8 of high voltage isolator body 3 by the second operator link 2-2, and the second connecting axle 8 is connected with ground cutter.
Be provided with an operating electrical machines 10, two in described high voltage isolating switch operating mechanism case 1 and overlap first order reducing gear and two cover second level reducing gears, first order reducing gear is connected with second level reducing gear by electromagnetic clutch;
Two cover first order reducing gears are by first order reducing gear 11 of operating, ground cutter first order reducing gear 12 forms, two cover second level reducing gears are by second level reducing gear 14 of operating, the cutter second level, ground reducing gear 72 forms, operator first order reducing gear 11 is connected with operator second level reducing gear 14 by operator electromagnetic clutch 74-2, ground cutter first order reducing gear 12 is connected with the cutter second level, ground reducing gear 72 by ground cutter electromagnetic clutch 74-1, operator first order reducing gear 11, ground cutter first order reducing gear 12 is connected successively by connecting axle 75, motor 10 is connected with ground cutter first order reducing gear 12, operator output shaft 4 is located on operator second level reducing gear 14, ground cutter output shaft 5 is located on the cutter second level, ground reducing gear 72.
The second connecting axle 8 on single earthing isolator body 3 and the distance between the first connecting axle 7 are 300mm, the operator output shaft 4 be convenient on high voltage isolating switch operating mechanism case 1 is controlled the first connecting axle 7 by the first operator link 2-1, and ground cutter output shaft 5 is controlled the second connecting axle 8 by the second operator link 2-2.
The mechanical locking device (not shown) be placed in high voltage isolating switch operating mechanism case 1 is provided with between described operator and ground cutter.
The high voltage isolator of the present invention also comprises electric control system, and described electric control system is made up of Electric Machine Control protection system and Zhu Dao – earthing operation control system.
Zhu Dao – earthing operation control system comprises nearly control divide-shut brake loop 15, remote control divide-shut brake loop 16, electromagnetic clutch control loop 17; Nearly control divide-shut brake loop 15 forms by closely controlling closing circuit 18 and closely controlling sub-gate circuit 19; Remote control divide-shut brake loop 16 is made up of remote control closing circuit 20 and remote control sub-gate circuit 21, remote control closing circuit 20 by operator remote control closing circuit 22, cutter remote control closing circuit 23 form, remote control sub-gate circuit 21 by operator remote control sub-gate circuit 25, cutter remote control sub-gate circuit 26 form; Electromagnetic clutch control loop 17 closely controls loop 28 by electromagnetic clutch and electromagnetic clutch remote control circuit 29 forms, electromagnetic clutch closely control loop 28 by operator electromagnetic clutch closely control loop 30, cutter electromagnetic clutch closely control loop 31 and form, electromagnetic clutch remote control circuit 29 by operator electromagnetic clutch remote control circuit 33, cutter electromagnetic clutch remote control circuit 34 form.
Described nearly control sub-gate circuit 19 comprises and controls power supply 36, electric locking device 37, Computer-lock Device For Preventing Incorrect Operation Used 38, near/remote control diverter switch 39, closely controls master-ground cutter and select axle switch 40, closely control opening button 41, the coil 42 of separating brake contactor, separating brake limit switch 43, protection switch 44, stop button 45; Control power supply 36, electric locking device 37, Computer-lock Device For Preventing Incorrect Operation Used 38, near/remote control diverter switch 39, closely control master-ground cutter and select the coil 42 of axle switch 40, nearly control opening button 41, separating brake contactor, separating brake limit switch 43, protection switch 44 and stop button 45 head and the tail serial connection formation loop successively;
Described nearly control closing circuit 18 comprises and controls power supply 36, electric locking device 37, Computer-lock Device For Preventing Incorrect Operation Used 38, near/remote control diverter switch 39, closely controls master-ground cutter and select axle switch 40, closely control switch knob 46, the coil 47 of closing contactor, combined floodgate limit switch 48, protection switch 44, stop button 45; Control power supply 36, electric locking device 37, Computer-lock Device For Preventing Incorrect Operation Used 38, near/remote control diverter switch 39, closely control master-ground cutter and select the coil 47 of axle switch 40, nearly control switch knob 46, closing contactor, combined floodgate limit switch 48, protection switch 44 and stop button 45 head and the tail serial connection formation loop successively;
Described remote control closing circuit 20 comprise control power supply 36, electric locking device 37, near/remote control diverter switch 39, operator remote control closing switch 49, cutter remote control closing switch 50, operator combined floodgate auxiliary relay coil 52, the coil 53 of cutter combined floodgate auxiliary relay, the coil 47 of closing contactor, combined floodgate limit switch 48, protection switch 44 and stop button 45; The coil 52 of control power supply 36, electric locking device 37, near/remote control diverter switch 39, operator remote control closing switch 49, operator combined floodgate auxiliary relay, the coil 47 of closing contactor, combined floodgate limit switch 48, protection switch 44 and stop button 45 are connected in series from beginning to end successively and form operator remote control closing circuit 22; Control power supply 36, electric locking device 37, near/remote control diverter switch 39, cutter remote control closing switch 50, the coil 53 of cutter combined floodgate auxiliary relay, the coil 47 of closing contactor, combined floodgate limit switch 48, protection switch 44 and stop button 45 successively head and the tail serial connection form ground cutter remote control closing circuit 23;
Described remote control sub-gate circuit 21 comprise control power supply 36, electric locking device 37, near/remote control diverter switch 39, operator remote control separating brake switch 55, cutter remote control separating brake switch 56, operator separating brake auxiliary relay coil 58, the coil 59 of cutter separating brake auxiliary relay, the coil 42 of separating brake contactor, separating brake limit switch 43, protection switch 44 and stop button 45; The coil 58 of control power supply 36, electric locking device 37, near/remote control diverter switch 39, operator remote control separating brake switch 55, operator separating brake auxiliary relay, the coil 42 of separating brake contactor, separating brake limit switch 43, protection switch 44 and stop button 45 are connected in series from beginning to end successively and form operator remote control sub-gate circuit 25; Control power supply 36, electric locking device 37, near/remote control diverter switch 39, cutter remote control separating brake switch 56, the coil 59 of cutter separating brake auxiliary relay, the coil 42 of separating brake contactor, separating brake limit switch 43, protection switch 44 and stop button 45 successively head and the tail serial connection form ground cutter remote control sub-gate circuit 26;
Electromagnetic clutch remote control circuit 29 comprises power transformer 61, closely/remote control diverter switch 39, the contact 62 of operator separating brake auxiliary relay, the contact 63 of operator combined floodgate auxiliary relay, the contact 64 of ground cutter separating brake auxiliary relay, the contact 65 of ground cutter combined floodgate auxiliary relay, operator electromagnetic clutch 74-2, ground cutter electromagnetic clutch 74-1, the contact 62 of operator separating brake auxiliary relay, the contact 63 of operator combined floodgate auxiliary relay is also connected between near/remote control diverter switch 39 and operator electromagnetic clutch 74-2 after connecing, the contact 64 of ground cutter separating brake auxiliary relay, the contact 65 of ground cutter combined floodgate auxiliary relay is also connected between near/remote control diverter switch 39 and ground cutter electromagnetic clutch 74-1 after connecing, operator electromagnetic clutch 74-2, ground cutter electromagnetic clutch 74-1 is all connected with power transformer 61, power transformer 61 is connected with near/remote control diverter switch 39, the contact 62 of power transformer 61, near/remote control diverter switch 39, operator separating brake auxiliary relay, the contact 63 of operator combined floodgate auxiliary relay, operator electromagnetic clutch 74-2 form operator electromagnetic clutch remote control circuit 33 jointly, power transformer 61, near/remote control diverter switch 39, cutter separating brake auxiliary relay contact 64, cutter combined floodgate auxiliary relay contact 65, cutter electromagnetic clutch 74-1 jointly form ground cutter electromagnetic clutch remote control circuit 34,
Electromagnetic clutch closely controls that loop 28 comprises power transformer 61, near/remote control diverter switch 39, closely controls that master-ground cutter selects axle switch 40, the electromagnetic clutch 74-2 that operates, cutter electromagnetic clutch 74-1, power transformer 61, near/remote control diverter switch 39 with closely control master-ground cutter and select axle switch 40 to be connected in series successively, ground cutter electromagnetic clutch 74-1 is connected to operator electromagnetic clutch 74-2 two ends, closely control master-ground cutter select the moving contact of axle switch 40 to be placed in operate electromagnetic clutch 74-2 control end, the control end side of cutter electromagnetic clutch 74-1; Power transformer 61, near/remote control diverter switch 39, closely control that master-ground cutter selects axle switch 40, operator electromagnetic clutch 74-2 jointly forms electromagnetic clutch of operating and closely controls loop 30; Power transformer 61, near/remote control diverter switch 39, closely control master-ground cutter select axle switch 40, cutter electromagnetic clutch 74-1 jointly form cutter electromagnetic clutch closely control loop 31.
Nearly control master-ground cutter select axle switch 40 be provided with operator operation shelves, cutter operation shelves totally two operation gears.
Closely/remote control diverter switch 39 is provided with nearly control shelves and remote control shelves totally two operation gears.
The casing of described operating mechanism case is also provided with RS-485 network communication interface.
With reference to Fig. 6; Electric Machine Control protection system comprises motor and rotates forward controlling brancher and motor reversal controlling brancher; motor rotates forward controlling brancher and comprises miniature circuit breaker 68, the contact 69 of closing contactor, thermal relay 70; the contact 69 of miniature circuit breaker 68, closing contactor and thermal relay 70, motor 4 are connected successively; contact 69 two ends of closing contactor are parallel with the contact 71 of separating brake contactor, and the contact 71 of separating brake contactor, miniature circuit breaker 68 and thermal relay 70 form motor reversal controlling brancher jointly.
Need the operator of local operation isolating switch close a floodgate (or operator separating brake) time, nearly/remote control diverter switch 39 is got to and is closely controlled shelves, nearly control master-ground cutter selects axle switch 40 to get to operator operation shelves, nearly control master-ground cutter selects the moving contact of axle switch 40 to contact with the control end of operator electromagnetic clutch 74-2, the operator electromagnetic clutch of electromagnetic clutch control loop 17 is closely controlled loop 30 and is connected, make operator electromagnetic clutch 74-2 adhesive, operator first order reducing gear 11 is connected by operator electromagnetic clutch 74-2 with operator second level reducing gear 14, then, press nearly control switch knob 46(or nearly control opening button 41), the nearly control closing circuit 18 in nearly control divide-shut brake loop 15 is connected (or nearly control sub-gate circuit 19 is connected), the contact 69(of closing contactor or the contact 71 of separating brake contactor simultaneously) adhesive, motor 4 starts to rotate forward (or reversion), operator first order reducing gear 11 is driven by motor 4 rotating shaft, axle (or counterclockwise) rotation clockwise of ground cutter first order reducing gear 12, and then drive the operator output shaft 4 on operator second level reducing gear 14 to rotate by operator electromagnetic clutch 74-2, operator output shaft 4 drives the first connecting axle 7 to move by the first operator link 2-1, operator motion is driven by the first connecting axle 7, realize the combined floodgate (or separating brake) of operator, operator is closed a floodgate after (or separating brake) put in place, by combined floodgate limit switch 48(or separating brake limit switch 43), realize nearly control closing circuit 18(or nearly control sub-gate circuit 19) disconnection, combined floodgate (or separating brake) operation of operator terminates.The separating brake on the spot of ground cutter, on the spot closing operation operation are in like manner.
Need the operator of straighforward operation isolating switch close a floodgate (or operator separating brake) time, nearly/remote control diverter switch 39 gets to remote control shelves, connect operator remote control closing switch 49(or operator remote control separating brake switch 55), the coil 52(of operator combined floodgate auxiliary relay or the coil 58 of operator separating brake auxiliary relay) must be electric, the contact 62(of operator combined floodgate auxiliary relay or the contact 63 of operator separating brake auxiliary relay) adhesive, operator electromagnetic clutch remote control circuit 33 is connected, operator electromagnetic clutch 74-2 adhesive, operator first order reducing gear 11 is connected by operator electromagnetic clutch 74-2 with operator second level reducing gear 14, simultaneously, operator remote control closing circuit 22(or operator remote control sub-gate circuit 25) connect, the contact 69(of closing contactor or the contact 71 of separating brake contactor) adhesive, motor 4 starts to rotate forward (or reversion), operator first order reducing gear 11 is driven by motor 4 rotating shaft, axle (or counterclockwise) rotation clockwise of ground cutter first order reducing gear 12, and then drive the operator output shaft 4 on operator second level reducing gear 14 to rotate by operator electromagnetic clutch 74-2, operator output shaft 4 drives the first connecting axle 7 to move by the first operator link 2-1, operator motion is driven by the first connecting axle 7, realize the combined floodgate (or separating brake) of operator, operator is closed a floodgate after (or separating brake) put in place, by combined floodgate limit switch 48(or separating brake limit switch 43), realize operator remote control closing circuit 22(or operator remote control sub-gate circuit 25) disconnection, the combined floodgate (or separating brake) of straighforward operation operator terminates.Straighforward operation ground cutter separating brake, close a floodgate in like manner.
Claims (10)
1. single ground connection high voltage isolator, comprise high voltage isolating switch operating mechanism case (1), operator link and single earthing isolator body (3), it is characterized in that, described high voltage isolating switch operating mechanism case (1) is provided with two output shafts, two output shafts are made up of operator output shaft (4), ground cutter output shaft (5), operator output shaft (4) is connected with first connecting axle (7) of high voltage isolator body (3) by the first operator link (2-1), and the first connecting axle (7) is connected with operator; Ground cutter output shaft (5) is connected with second connecting axle (8) of high voltage isolator body (3) by the second operator link (2-2), and the second connecting axle (8) is connected with ground cutter.
2. single ground connection high voltage isolator according to claim 1, it is characterized in that, be provided with an operating electrical machines (10), two cover first order reducing gears and two cover second level reducing gears in described high voltage isolating switch operating mechanism case (1), first order reducing gear is connected with second level reducing gear by electromagnetic clutch;
Two cover first order reducing gears are by first order reducing gear (11) of operating, ground cutter first order reducing gear (12) composition, two cover second level reducing gears are by second level reducing gear (14) of operating, cutter second level reducing gear, ground (72) composition, operator first order reducing gear (11) is connected with operator second level reducing gear (14) by operator electromagnetic clutch (74-2), ground cutter first order reducing gear (12) is connected with cutter second level reducing gear, ground (72) by ground cutter electromagnetic clutch (74-1), operator first order reducing gear (11), connected successively by connecting axle (75) in ground cutter first order reducing gear (12), motor (10) is connected with ground cutter first order reducing gear (12), operator output shaft (4) is located in operator second level reducing gear (14), ground cutter output shaft (5) is located on cutter second level reducing gear, ground (72).
3. single ground connection high voltage isolator according to claim 1, is characterized in that, the distance between the second connecting axle (8) and the first connecting axle (7) is 150-450mm.
4. single ground connection high voltage isolator according to claim 3, is characterized in that, the distance between the second connecting axle (8) and the first connecting axle (7) is 300mm.
5. single ground connection high voltage isolator according to claim 1, is characterized in that, is provided with the mechanical locking device be placed in high voltage isolating switch operating mechanism case (1) between described operator and ground cutter.
6. single ground connection high voltage isolator according to claim 1, is characterized in that, also comprise electric control system, and described electric control system is made up of Electric Machine Control protection system and Zhu Dao – earthing operation control system;
Zhu Dao – earthing operation control system comprises nearly control divide-shut brake loop (15), remote control divide-shut brake loop (16), electromagnetic clutch control loop (17); Nearly control divide-shut brake loop (15) forms by closely controlling closing circuit (18) and closely controlling sub-gate circuit (19); Remote control divide-shut brake loop (16) is made up of remote control closing circuit (20) and remote control sub-gate circuit (21), remote control closing circuit (20) by operator remote control closing circuit (22), cutter remote control closing circuit (23) form, remote control sub-gate circuit (21) by operate remote control sub-gate circuit (25), cutter remote control sub-gate circuit (26) form; Electromagnetic clutch control loop (17) closely controls loop (28) by electromagnetic clutch and electromagnetic clutch remote control circuit (29) forms, electromagnetic clutch closely control loop (28) by operator electromagnetic clutch closely control loop (30), cutter electromagnetic clutch closely control loop (31) and form, electromagnetic clutch remote control circuit (29) by electromagnetic clutch remote control circuit (33) of operating, cutter electromagnetic clutch remote control circuit (34) form.
7. single ground connection high voltage isolator according to claim 6, it is characterized in that, described nearly control sub-gate circuit (19) comprises and controls power supply (36), electric locking device (37), Computer-lock Device For Preventing Incorrect Operation Used (38), near/remote control diverter switch (39), closely controls master-ground cutter and select axle switch (40), closely control opening button (41), the coil (42) of separating brake contactor, separating brake limit switch (43), protection switch (44), stop button (45); Control power supply (36), electric locking device (37), Computer-lock Device For Preventing Incorrect Operation Used (38), near/remote control diverter switch (39), closely control master-ground cutter select axle switch (40), closely control opening button (41), the coil (42) of separating brake contactor, separating brake limit switch (43), protection switch (44) and stop button (45) successively head and the tail be connected in series formation loop;
Described nearly control closing circuit (18) comprises and controls power supply (36), electric locking device (37), Computer-lock Device For Preventing Incorrect Operation Used (38), near/remote control diverter switch (39), closely controls master-ground cutter and select axle switch (40), closely control switch knob (46), the coil (47) of closing contactor, combined floodgate limit switch (48), protection switch (44), stop button (45); Control power supply (36), electric locking device (37), Computer-lock Device For Preventing Incorrect Operation Used (38), near/remote control diverter switch (39), closely control master-ground cutter select axle switch (40), closely control switch knob (46), the coil (47) of closing contactor, combined floodgate limit switch (48), protection switch (44) and stop button (45) successively head and the tail be connected in series formation loop;
Described remote control closing circuit (20) comprise control power supply (36), electric locking device (37), near/remote control diverter switch (39), operator remote control closing switch (49), cutter remote control closing switch (50), operator combined floodgate auxiliary relay coil (52), the coil (53) of cutter combined floodgate auxiliary relay, the coil (47) of closing contactor, combined floodgate limit switch (48), protection switch (44) and stop button (45); The coil (52) of control power supply (36), electric locking device (37), near/remote control diverter switch (39), operator remote control closing switch (49), operator combined floodgate auxiliary relay, the coil (47) of closing contactor, combined floodgate limit switch (48), protection switch (44) and stop button (45) are connected in series from beginning to end successively and form operator remote control closing circuit (22); Control power supply (36), electric locking device (37), near/remote control diverter switch (39), cutter remote control closing switch (50), the coil (53) of cutter combined floodgate auxiliary relay, the coil (47) of closing contactor, combined floodgate limit switch (48), protection switch (44) and stop button (45) successively head and the tail serial connection form cutter remote control closing circuit (23);
Described remote control sub-gate circuit (21) comprise control power supply (36), electric locking device (37), near/remote control diverter switch (39), operator remote control separating brake switch (55), cutter remote control separating brake switch (56), operator separating brake auxiliary relay coil (58), the coil (59) of cutter separating brake auxiliary relay, the coil (42) of separating brake contactor, separating brake limit switch (43), protection switch (44) and stop button (45); The coil (58) of control power supply (36), electric locking device (37), near/remote control diverter switch (39), operator remote control separating brake switch (55), operator separating brake auxiliary relay, the coil (42) of separating brake contactor, separating brake limit switch (43), protection switch (44) and stop button (45) are connected in series from beginning to end successively and form operator remote control sub-gate circuit (25); Control power supply (36), electric locking device (37), near/remote control diverter switch (39), cutter remote control separating brake switch (56), the coil (59) of cutter separating brake auxiliary relay, the coil (42) of separating brake contactor, separating brake limit switch (43), protection switch (44) and stop button (45) successively head and the tail serial connection form cutter remote control sub-gate circuit (26);
Electromagnetic clutch remote control circuit (29) comprises power transformer (61), closely/remote control diverter switch (39), the contact (62) of operator separating brake auxiliary relay, the contact (63) of operator combined floodgate auxiliary relay, the contact (64) of ground cutter separating brake auxiliary relay, the contact (65) of ground cutter combined floodgate auxiliary relay, operator electromagnetic clutch (74-2), ground cutter electromagnetic clutch (74-1), the contact (62) of operator separating brake auxiliary relay, the contact (63) of operator combined floodgate auxiliary relay is also connected near/remote control diverter switch (39) and operates between electromagnetic clutch (74-2), the contact (64) of ground cutter separating brake auxiliary relay after connecing, the contact (65) of ground cutter combined floodgate auxiliary relay is also connected between near/remote control diverter switch (39) with ground cutter electromagnetic clutch (74-1) after connecing, electromagnetic clutch (74-2) of operating, ground cutter electromagnetic clutch (74-1) is all connected with power transformer (61), and power transformer (61) is connected with near/remote control diverter switch (39), the contact (62) of power transformer (61), near/remote control diverter switch (39), operator separating brake auxiliary relay, the contact (63) of operator combined floodgate auxiliary relay, operator electromagnetic clutch (74-2) form operator electromagnetic clutch remote control circuit (33) jointly, power transformer (61), near/remote control diverter switch (39), cutter separating brake auxiliary relay contact (64), cutter combined floodgate auxiliary relay contact (65), cutter electromagnetic clutch (74-1) jointly form ground cutter electromagnetic clutch remote control circuit (34),
Electromagnetic clutch is closely controlled loop (28) and is comprised power transformer (61), closely/remote control diverter switch (39), nearly control master-ground cutter selects axle switch (40), operator electromagnetic clutch (74-2), ground cutter electromagnetic clutch (74-1), power transformer (61), closely/remote control diverter switch (39) with closely control master-ground cutter and select axle switch (40) to be connected in series successively, ground cutter electromagnetic clutch (74-1) is connected to operator electromagnetic clutch (74-2) two ends, nearly control master-ground cutter selects the moving contact of axle switch (40) to be placed in the control end of operator electromagnetic clutch (74-2), the control end side on ground cutter electromagnetic clutch (74-1), power transformer (61), near/remote control diverter switch (39), closely control master-ground cutter and select axle switch (40), operator electromagnetic clutch (74-2) jointly to form electromagnetic clutch of operating closely to control loop (30), power transformer (61), near/remote control diverter switch (39), closely control master-ground cutter select axle switch (40), cutter electromagnetic clutch (74-1) jointly form cutter electromagnetic clutch closely control loop (31).
8. single ground connection high voltage isolator according to claim 7, is characterized in that, closely control master-ground cutter select axle switch (40) be provided with operator operation shelves, cutter operation shelves totally two operation gears.
9. single ground connection high voltage isolator according to claim 7, is characterized in that, near/remote control diverter switch (39) is provided with nearly control shelves and remote control shelves totally two operation gears.
10. single ground connection high voltage isolator according to claim 7, is characterized in that, the casing of described high voltage isolating switch operating mechanism case is also provided with RS-485 network communication interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410656341.4A CN104319153B (en) | 2014-11-18 | 2014-11-18 | Single ground connection high voltage isolator |
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| CN201410656341.4A CN104319153B (en) | 2014-11-18 | 2014-11-18 | Single ground connection high voltage isolator |
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| CN104319153B CN104319153B (en) | 2016-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU199451U1 (en) * | 2020-05-12 | 2020-09-02 | Глеб Геннадьевич Леваков | Disconnector control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935442Y (en) * | 2006-08-14 | 2007-08-15 | 河南森源电气股份有限公司 | Main shaft and earthing rotation shaft interlinking mechanism of high-voltage segregate switch |
| US20080217152A1 (en) * | 2005-11-02 | 2008-09-11 | Abb Technology Ag | High-voltage circuit breaker and switch arrangement |
| CN201242967Y (en) * | 2008-07-24 | 2009-05-20 | 宁波阿鲁亚德胜隔离开关有限公司 | Outdoor high-voltage isolating switch operating mechanism |
| US20090218208A1 (en) * | 2006-01-18 | 2009-09-03 | Abb Technology Ltd. | Disconnector and a support insulator therefor |
| CN101807484A (en) * | 2010-04-22 | 2010-08-18 | 中国西电电气股份有限公司 | High-powder operation device |
| CN204102785U (en) * | 2014-11-18 | 2015-01-14 | 湖南省电力勘测设计院 | A kind of novel single ground connection high voltage isolator |
-
2014
- 2014-11-18 CN CN201410656341.4A patent/CN104319153B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080217152A1 (en) * | 2005-11-02 | 2008-09-11 | Abb Technology Ag | High-voltage circuit breaker and switch arrangement |
| US20090218208A1 (en) * | 2006-01-18 | 2009-09-03 | Abb Technology Ltd. | Disconnector and a support insulator therefor |
| CN2935442Y (en) * | 2006-08-14 | 2007-08-15 | 河南森源电气股份有限公司 | Main shaft and earthing rotation shaft interlinking mechanism of high-voltage segregate switch |
| CN201242967Y (en) * | 2008-07-24 | 2009-05-20 | 宁波阿鲁亚德胜隔离开关有限公司 | Outdoor high-voltage isolating switch operating mechanism |
| CN101807484A (en) * | 2010-04-22 | 2010-08-18 | 中国西电电气股份有限公司 | High-powder operation device |
| CN204102785U (en) * | 2014-11-18 | 2015-01-14 | 湖南省电力勘测设计院 | A kind of novel single ground connection high voltage isolator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU199451U1 (en) * | 2020-05-12 | 2020-09-02 | Глеб Геннадьевич Леваков | Disconnector control device |
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| CN104319153B (en) | 2016-06-01 |
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Address after: The 410007 West Hunan province Changsha Yuhua District No. 471 Patentee after: Electric Power Design Institute Co., Ltd of energy source in China construction group Hunan Province Patentee after: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP CO., LTD. Address before: 410007 No. 471 West labour Road, Hunan, Changsha Patentee before: Hunan Electric Power Prospecting Design Inst. Patentee before: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP CO., LTD. |