CN108717915A - It is a kind of that there is the high-voltage circuitbreaker system for being applicable in altitude environment performance - Google Patents
It is a kind of that there is the high-voltage circuitbreaker system for being applicable in altitude environment performance Download PDFInfo
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- CN108717915A CN108717915A CN201810841474.7A CN201810841474A CN108717915A CN 108717915 A CN108717915 A CN 108717915A CN 201810841474 A CN201810841474 A CN 201810841474A CN 108717915 A CN108717915 A CN 108717915A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/6606—Terminal arrangements
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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
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The invention discloses a kind of high-voltage circuitbreaker systems for having and being applicable in altitude environment performance, including vehicle frame, vacuum interrupter, operating mechanism, insulation brace rod, upper and lower two layers of insulator is fixed in the stand of vehicle frame, vacuum interrupter upper end is connected by upper wire outlet seat with the insulator positioned at upper layer, vacuum interrupter lower end is connected by lower wire outlet seat with the insulator positioned at lower layer, operating mechanism is arranged in the stand of vehicle frame, and operating mechanism is sequentially connected by connecting the moving conductive rod of insulated tension pole and vacuum interrupter；It is fixedly connected by insulation brace rod between upper wire outlet seat and lower wire outlet seat.It is improved by carrying out upgrading in insulation function on vacuum interrupter, connection insulated tension pole and insulation brace rod to be applicable in altitude environment, vacuum extinction chamber surface is equipped with silicon rubber, increases the insulation performance of breaker, and increase its creepage distance.This breaker has very strong self-cleaning dirty ability, avoids the accumulation of dust, influences its insulation performance.This breaker performance meets high altitude localities requirement.
Description
Technical field
The present invention relates to breaker technical fields, and in particular to a kind of to have the high-voltage circuitbreaker for being applicable in altitude environment performance
System.
Background technology
In existing insulated switch cabinet, in order to enable vacuum circuit breaker easily to realize, propulsion and exit function (push away
Into referring to being advanced to operating position from testing position, it refers to being withdrawn into testing position from operating position to exit), it is general to use one
Chassis vehicle carries vacuum circuit breaker, and the driving wheel by being installed on chassis vehicle move ahead on the track in switchgear or after
It moves back.To realize movement of the chassis vehicle in switchgear, lead screw can be set on a chassis, and being arranged one on lead screw is fixed on sole
On screw, by taper knob upper screw rod end, rotary screw rod makes screw that sole be driven to be moved forward and backward, to realize breaker
It the propulsion of chassis vehicle and exits.
The spring of contact when due to circuit-breaker switching on-off, seriously affects the break performance of breaker, and influences breaker point
The factor of closing rebound mainly has：The rigidity of the quality of moving component, speed, contact pressure and insulated tension pole.It uses at present
Insulated tension pole it is generally rigid, will produce bullet by a relatively large margin in moment and the rigidly connected contact of insulated tension pole of divide-shut brake
It jumps, seriously affects the break performance of breaker.
It is concentrated mainly on arc-chutes disconnection and closure moment since breaker generates electric discharge, is disconnected in the arc-chutes of breaker
With closure moment, insulated tension pole is easy failure of insulation, leads to safety accident.Especially plateau particular surroundings, to breaker
Insulation performance require higher.
In addition, existing insulated tension pole is according to practical installation and trial needs, it has not been convenient to which adjustment length, what is had can adjust length
Degree, when the opposite locking that can not be locked between insulating bar and connector causes in the process of running, insulated tension pole will appear length change
Change, to influence effective control to arc-chutes.
Invention content
The purpose of the present invention is to overcome the shortage of prior art, and provides a kind of high pressure for having and being applicable in altitude environment performance
Circuit breaker system solves insulated tension pole and is disconnected in the arc-chutes of breaker and be closed moment, and insulated tension pole is easy failure of insulation, leads
The problem of causing safety accident to occur.
Although and solve existing insulated tension pole and have the function of length adjustment, when adjusting elongation by lead screw, length without
Method locks, and is easy to make insulated tension pole using process, insulated tension pole will appear length variation, to influence to the effective of arc-chutes
Control problem.
The present invention is achieved through the following technical solutions：
It is a kind of that there is the high-voltage circuitbreaker system for being applicable in altitude environment performance, including vehicle frame, vacuum interrupter, actuating machine
Structure, connection insulated tension pole and insulation brace rod, are fixed with upper and lower two layers of insulator, the vacuum in the stand of the vehicle frame
Arc-chutes upper end is connected by upper wire outlet seat with positioned at the insulator on upper layer, the vacuum interrupter lower end by lower wire outlet seat and
Insulator positioned at lower layer is connected, and the operating mechanism is arranged in the stand of vehicle frame, and operating mechanism is by connecting insulated tension pole
It is sequentially connected with the moving conductive rod of vacuum interrupter；It is fixedly connected by insulation brace rod between upper wire outlet seat and lower wire outlet seat.
The connection insulated tension pole includes connection insulated tension pole body, the first connector and the second connector, and described first connects
Connector is connected with insulated tension pole body threaded one end is connect, and the connection insulated tension pole body other end is muff joint, is connect in sleeve
The bottom end of head is equipped with hickey, and muff joint, which is externally provided with, adjusts full skirt set；Second connector include inner end connector and
Outer end connector, inner end connector one end are equipped with the threaded adjusting connector for the connection that cooperates with hickey, and inner end connects
The connector other end is connect with outer end connector elastic telescopic；
In outer end, the outer end of connector is arranged with mobile adjustment disk, around equipped with multiple mobile tune on mobile adjustment disk
Pole, corresponding with mobile adjusting rod on adjusting the corresponding muff joint of full skirt set to be equipped with adjustment hole, mobile adjusting rod passes through
Adjustment hole is arranged with triangle-pole rack device in mobile adjusting rod outer end, port sealing cap part is equipped on muff joint port.
Further, the inner end connector other end is equipped with branch sleeve, and the bottom end in branch sleeve is equipped with flower
Key sleeve sections, the outer end connector are rod-like structure, and outer end connector one end is equipped with and the matched spline of splined sleeve section
Shaft part, the outer end connector other end are equipped with STATEMENT OF FEDERALLY SPONSORED connector, and outer end connector is plugged in splined sleeve by splined shaft section
In section, the first spring is installed on the inside of splined shaft section between branch sleeve bottom, the outer end connection on the outside of splined shaft section
It is arranged with second spring on head, second spring is encapsulated in branch sleeve by being equipped with screw thread sealing cap in branch sleeve port
It is interior.
Further, the upper wire outlet seat is connected with conductive contact, and lower wire outlet seat is connected with lower conductive contact.
Further, the insulation brace rod includes insulation brace rod body, and height is respectively equipped in insulation brace rod body upper and lower ends portion
Short staggeredly full skirt.
Further, the triangle-pole rack device includes upper strut, lower supporting rod and sliding connection block, the upper strut bottom
End is hinged on sliding connection block, and the lower supporting rod upper end is hinged on sliding connection block, and the sliding connection block is slidably connected
In mobile adjusting rod outer end；The upper strut upper end is equipped with camber bracer.
Further, third spring, the mobile adjusting are arranged on the second connector on the inside of the mobile adjustment disk
It is arranged with the 4th spring on the second connector on the outside of disk.
Further, the mobile adjustment disk is threadedly coupled with outer end connector.
Further, it is square rod segment that the port sealing cap part, which is installed on corresponding outer end connector, port sealing cap part with
The cooperation of square rod segment is square hole, and the outer ring surface of the port sealing cap part is bolted on the port surface of muff joint.
Further, the mobile adjusting rod lower end is movably arranged on mobile adjustment disk.
Further, the anchor ring of the connection insulated tension pole body is equipped with multiple full skirts.
Further, it is equipped with insulating boot on the upper wire outlet seat and lower wire outlet seat.
Compared with prior art, the present invention having the following advantages and advantages：
1, the present invention is a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, by vacuum interrupter, company
It connects and carries out upgrading improvement in insulation function to be applicable in altitude environment on insulated tension pole and insulation brace rod, vacuum extinction chamber surface is equipped with
Silicon rubber, increases the insulation performance of breaker, and increases its creepage distance.This breaker has very strong self-cleaning dirty energy
Power avoids the accumulation of dust, influences its insulation performance.This breaker performance meets high altitude localities requirement.
2, the present invention is a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, by that will connect insulated tension pole
Second connector is designed to stretching structure, the generally flexible tension structure of the insulated tension pole used, in the wink of divide-shut brake
Between avoided with the rigidly connected contact of insulated tension pole and generate spring by a relatively large margin, the smaller break performance for influencing breaker；
3, the present invention is a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, by designing the second connector
At stretching structure, outer end connector on the second connector is relative to inner end connector telescopic process, on the connector of outer end
Mobile adjustment disk synchronizing moving, around being equipped with, multiple mobile adjusting rods are also synchronous to pull inner end connector anti-on mobile adjustment disk
It is opened to the triangle-pole rack device of side, increases creep distance to make adjusting full skirt set moment open；It solves insulated tension pole to exist
The problem of arc-chutes of breaker disconnect and are closed moment, and insulated tension pole is easy failure of insulation, safety accident is caused to occur；
4, the present invention is a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, by that will connect insulated tension pole
It is square rod segment that port sealing cap part, which is installed on corresponding outer end connector, and port sealing cap part is square hole with the cooperation of square rod segment,
The outer ring surface of the port sealing cap part is bolted on the port surface of muff joint, to make the second connector can only be
Stretching motion is done in muff joint, and cannot be rotated, and making insulated tension pole, insulated tension pole can or can not occur using process
Length changes, and influences effective control to arc-chutes；
5, the present invention is a kind of has the high-voltage circuitbreaker system of altitude environment performance of being applicable in, and the second connector insulate with connecting
Drag link body is connected by the threaded adjusting connector of hickey mutual cooperation connection, so as to adjust the installation of the second connector
Length, convenient for adjusting the entire length that breaker connects insulated tension pole according to different installation situations；Second connector passes through two
A position realizes and connect insulated tension pole body and connect, one be hickey and threaded adjusting joint connection, be in addition exactly
Limit between mobile adjustment disk and port sealing cap part connects, can only be at one to substantially increase existing insulating pull rod for breaker
The tensile strength of the structural relation of connection improves the use quality of insulating pull rod for breaker.
6, the present invention is a kind of having the high-voltage circuitbreaker system of altitude environment performance of being applicable in, by by the insulation of insulation brace rod
Strut body upper and lower ends portion is respectively equipped with height and interlocks full skirt,；The height full skirt that interlocks can increase the creep distance of insulation brace rod, height
Staggeredly full skirt is respectively provided at upper and lower ends portion, prevents the middle part of insulation brace rod from being pasted with protrusion distance in the middle part of vacuum interrupter
Closely, lead to full skirt failure of insulation.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is a kind of side structure schematic view with the high-voltage circuitbreaker system for being applicable in altitude environment performance of the present invention；
Fig. 2 is a kind of main structure diagram with the high-voltage circuitbreaker system for being applicable in altitude environment performance of the present invention；
Fig. 3 is the structural schematic diagram of present invention connection insulated tension pole；
Fig. 4 is the structural schematic diagram of the second connector of the invention；
Fig. 5 is the structural schematic diagram of inner end connector of the present invention；
Fig. 6 is the structural schematic diagram of outer end connector of the present invention；
Fig. 7 is that triangle-pole rack device of the present invention covers matched structural schematic diagram with full skirt is adjusted；
Label and corresponding parts title in attached drawing：
1- connection insulated tension pole bodies, the first connectors of 2-, the second connectors of 3-；
4- muff joints, 5- hickeys, 6- adjust full skirt set；
The inner ends 7- connector, the outer ends 8- connector, 9- threaded adjusting connectors；
10- branch sleeves, 11- splined sleeve sections, 12- splined shaft sections；
13- STATEMENT OF FEDERALLY SPONSORED connectors, the first springs of 14-, 15- second springs；
16- screw thread sealing caps, 17- move adjustment disk, and 18- moves adjusting rod；
19- adjustment holes, 20- triangle-pole rack devices, the ports 21- sealing cap part；
The upper struts of 22-, 23- lower supporting rods, 24- sliding connection blocks；
25- camber bracers, 26- third springs, the 4th springs of 27-；
28- square rod segments, 29- bolts, 30- full skirts；
31- vehicle frames, 32- vacuum interrupters, 33- operating mechanisms；
34- connection insulated tension poles, 35- insulation brace rods, 36- stands；
37- insulators, the upper wire outlet seats of 38-, wire outlet seat under 39-；
The upper conductive contacts of 40-, conductive contact under 41-, 42- insulation brace rod bodies；
43- height interlocks full skirt, 44- insulating boots.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in figs. 1-7, the present invention is a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, including vehicle frame
31, vacuum interrupter 32, operating mechanism 33, connection insulated tension pole 34 and insulation brace rod 35, in the stand 36 of the vehicle frame 31
It is fixed with upper and lower two layers of insulator 37, vehicle frame 31 includes stand 36 and chassis vehicle, in order to keep vacuum circuit breaker convenient
Realize that (propulsion refers to being advanced to operating position from testing position, and it refers to being withdrawn into from operating position to exit with exit function for propulsion
Testing position), vacuum circuit breaker, and rail of the driving wheel by being installed on chassis vehicle in switchgear are carried using chassis vehicle
It moves ahead or retreats on road.32 upper end of the vacuum interrupter is connected by upper wire outlet seat 38 with the insulator 37 positioned at upper layer,
32 lower end of the vacuum interrupter is connected by lower wire outlet seat 39 with the insulator 37 positioned at lower layer, a set of according to different electric phases
Three sets of vacuum interrupters 32 or four sets of vacuum interrupters 32 are generally set on vehicle frame 31, and the operating mechanism 33 is arranged in vehicle frame 31
Stand 36 in, operating mechanism 33, which passes through, to be connected the moving conductive rod of insulated tension pole 34 and vacuum interrupter 32 and is sequentially connected；On go out
It is fixedly connected by insulation brace rod 35 between line seat 38 and lower wire outlet seat 39.Vacuum interrupter 32 includes determining conducting rod, running arc surely
Face, fixed contact, moving contact, it is dynamic run cambered surface, moving conductive rod constitutes the conducting systems of arc-chutes.Wherein determine conducting rod, run arc surely
Face, fixed contact are collectively referred to as fixed electrode, and moving contact, dynamic race cambered surface, moving conductive rod are collectively referred to as moving electrode, are assembled by vacuum interrupter true
When empty breaker, vacuum load switch and vacuum contactor close a floodgate, operating mechanism makes two contacts close by the movement of moving conductive rod
It closes, completes the connection of circuit.It is born with arc-chutes to make the contact resistance between two contacts reduce as far as possible and keep stablizing
There is good mechanical strength when dynamic current, vacuum switch is provided with guide sleeve in moving conductive rod one end, and uses one group of pressure
Contracting spring, there are one rated pressures for holding between making two contacts.When vacuum switch breaking current, two contact of arc-chutes separation and
Electric arc is generated therebetween, until arc extinction when electric current natural zero-crossing, just completes cut-offfing for circuit.Operating mechanism 33 is as open circuit
The dynamic structure of device is the mechanical transmission structure of comparative maturity, and the present invention is not repeating.It is arranged with silicon rubber outside vacuum interrupter.
It includes connection insulated tension pole body 1, the first connector 2 and the second connector 3 to connect insulated tension pole 34, and connection insulation is drawn
The body of rod 1 is made using addition glass fiber material in PA66 enhancing nylon materials so that insulated tension pole toughness increases, and not only enhances
The mechanical strength of insulated tension pole, also efficiently solves electric field uneven phenomenon and extends the service life of insulated tension pole, together
When alleviate the weight of insulated tension pole.First connector 2 with connect the connection of 1 threaded one end of insulated tension pole body, the first connector 2 with
It can also realize that telescopic adjustment, 1 other end of connection insulated tension pole body are sleeve between connection insulated tension pole body 1 when mounted
Connector 4 is equipped with hickey 5 in the bottom end of muff joint 4, and muff joint 4, which is externally provided with, adjusts full skirt set 6.Muff joint 4 is set
Insulation protection can be played to the second connector 3 by setting.It adjusts full skirt set and full skirt is all made of silicon rubber preparation.
Second connector 3 include inner end connector 7 and outer end connector 8, described 7 one end of inner end connector be equipped with
The threaded adjusting connector 9 of the mutual cooperation connection of hickey 5,7 other end of inner end connector is equipped with branch sleeve 10, even
Bottom end in female connector cylinder 10 is equipped with splined sleeve section 11, and the outer end connector 8 is rod-like structure, 8 one end of outer end connector
Equipped with 11 matched splined shaft section 12 of splined sleeve section, 8 other end of outer end connector be equipped with STATEMENT OF FEDERALLY SPONSORED connector 13, outside
End connector 8 is plugged in by splined shaft section 12 in splined sleeve section 11, in 12 inside of splined shaft section and 10 bottom of branch sleeve
Between the first spring 14 is installed, second spring 15 is arranged on the outer end connector 8 in the outside of splined shaft section 12, by even
10 port of female connector cylinder is equipped with screw thread sealing cap 16 and second spring 15 is encapsulated in branch sleeve 10, and in outer end, connector 8 is outer
End sleeve is equipped with mobile adjustment disk 17, around multiple mobile adjusting rods 18 are equipped on mobile adjustment disk 17, is adjusting full skirt set 6
Corresponding with mobile adjusting rod 18 in corresponding muff joint 4 to be equipped with adjustment hole 19, mobile adjusting rod 18 passes through adjustment hole 19,
18 outer end of mobile adjusting rod is arranged with triangle-pole rack device 20, and port sealing cap part 21 is equipped on 4 port of muff joint.
The present invention connects insulated tension pole 34, and by the way that the second connector is designed to stretching structure, the insulated tension pole used is whole
Body is flexible tension structure, and generation larger amplitude is avoided in moment and the rigidly connected contact of insulated tension pole of divide-shut brake
The spring of degree, the smaller break performance for influencing breaker；By the way that the second connector is designed to stretching structure, in the second connector
On outer end connector relative to inner end connector telescopic process, the mobile adjustment disk synchronizing moving on the connector of outer end is moving
Around equipped with the multiple mobile adjusting rods also synchronous triangle-pole rack device for pulling the reversed side of inner end connector on dynamic adjustment disk
It opens, increases creep distance to make adjusting full skirt set moment open；Solve arc-chutes disconnected open and close of the insulated tension pole in breaker
The problem of conjunction moment, insulated tension pole is easy failure of insulation, safety accident is caused to occur；
The triangle-pole rack device 20 includes upper strut 22, lower supporting rod 23 and sliding connection block 24, the upper strut 22
Bottom end is hinged on sliding connection block 24, and 23 upper end of the lower supporting rod is hinged on sliding connection block 24, the sliding connection block
24 are slidably connected at 18 outer end of mobile adjusting rod.22 upper end of upper strut is equipped with camber bracer 25.
Camber bracer 25 on multiple upper struts 22 can surround a circular ring structure, adjusting full skirt set easy to support in this way
6 expansion increase electric creep distance.When mobile adjusting rod 18 move to side, the triangle-pole rack device 20 of the side with regard to it is unfolded (on
Angle between strut 22, lower supporting rod 23 becomes larger) support adjusts full skirt set 6 and expands, and move the triangle of 18 other side of adjusting rod
Brace rod rack device 20 is not due to having thrust that will shrink (upper angle between strut 22, lower supporting rod 23 becomes smaller).Sliding connection block
24 can slide up and down in mobile 18 outer end of adjusting rod, and due to when triangle-pole rack device 20 struts, lower supporting rod 23 can be by
Gradually vertical, to force sliding connection block 24 to move up, otherwise triangle-pole rack device 20 can not be unfolded.
It is arranged with third spring 26, the mobile adjustment disk 17 on second connector 3 of 17 inside of the mobile adjustment disk
It is arranged with the 4th spring 27 on second connector 3 in outside.First spring 14, second spring 15, third bullet 26 and the 4th spring
27 4 springs are provided to the flexible reset that the second connector 3 is realized in cooperation, reduce the rigid of insulating bar.
The mobile adjustment disk 17 is threadedly coupled with outer end connector 8.Mobile adjustment disk 17 is designed to adjustment structure, is just
It is connected in mounted in pairing mode, because the position of mobile adjustment disk 17 needs installation corresponding with full skirt set 6 is adjusted, it is also necessary to third bullet
26 and 27 elastic spacing of the 4th spring blocking.
It is square rod segment 28, port sealing cap part 21 and side that the port sealing cap part 21, which is installed on corresponding outer end connector 8,
The cooperation of type rod segment 28 is square hole, and the outer ring surface of the port sealing cap part 21 is connected to the port of muff joint 4 by bolt 29
On face.The present invention is a kind of to have the high-voltage circuitbreaker system of altitude environment performance of being applicable in, by installing pair port sealing cap part 21
It is square rod segment 28 on the outer end connector 8 answered, port sealing cap part 21 is square hole with the cooperation of square rod segment 28, the port envelope
The outer ring surface of cap 21 is connected to by bolt 29 on the port surface of muff joint 4, to make the second connector can only be in sleeve
Stretching motion is done in connector, and cannot be rotated, and making insulated tension pole, length can or can not occur in insulated tension pole using process
Variation, influences effective control to arc-chutes.
18 lower end of mobile adjusting rod is movably arranged on mobile adjustment disk 17.The ring of the connection insulated tension pole body 1
Face is equipped with multiple full skirts 30.It can increase electric creep distance of the insulating bar in static process by multiple full skirts 30.
The present invention connects 34 creep distance increasing method of insulated tension pole, and when making extinguisher be closed, the second connector 3, connection are exhausted
Edge drag link body 1 and the first connector 2, which pass sequentially through thrust power conduction, makes extinguisher be closed, in extinguisher closing course, outside
Connector 8 is held to be moved to 7 direction of inner end connector, the mobile adjustment disk 17 on outer end connector 8 is synchronized to 7 side of inner end connector
To movement, around being equipped with, multiple mobile adjusting rods 18 are also synchronous to push 7 reversed side of inner end connector on mobile adjustment disk 17
Triangle-pole rack device 20 open, to make adjusting full skirt cover 6 moments open increase creep distance.
When making extinguisher disconnect, the second connector 3, connection insulated tension pole body 1 and the first connector 2 pass sequentially through tension
Power conduction makes extinguisher disconnect, and in extinguisher disconnection process, outer end connector 8 is moved relative to 7 negative direction of inner end connector
Dynamic, the mobile adjustment disk 17 on outer end connector 8 is synchronized to be moved to 7 negative direction of inner end connector, the ring on mobile adjustment disk 17
Being arranged with multiple mobile adjusting rods 18, also the synchronous triangle-pole rack device 20 for pulling 7 reversed side of inner end connector opens, from
And so that adjusting full skirt is covered 6 moments opening and increase creep distance.
34 creep distance increasing method of insulated tension pole is connected, by the way that the second connector is designed to stretching structure, in the second connection
Outer end connector on head is relative to inner end connector telescopic process, the mobile adjustment disk synchronizing moving on the connector of outer end,
Around rack-mounted equipped with the multiple mobile adjusting rods also synchronous triangle-pole for pulling the reversed side of inner end connector on mobile adjustment disk
Opening is set, increases creep distance to make adjusting full skirt set moment open；Solve insulated tension pole breaker arc-chutes disconnect and
The problem of closure moment, insulated tension pole is easy failure of insulation, safety accident is caused to occur.
Upper wire outlet seat 38 is connected with conductive contact 40, and lower wire outlet seat 39 is connected with lower conductive contact 41.Upper wire outlet seat 38
It is equipped with insulating boot 44 on lower wire outlet seat 39.
Insulation brace rod 35 includes insulation brace rod body 42, and being respectively equipped with height in 42 upper and lower ends portion of insulation brace rod body interlocks umbrella
Skirt 43.Interlocked full skirt by the way that the insulation brace rod body upper and lower ends portion of insulation brace rod is respectively equipped with height；Height interlocks full skirt can
To increase the creep distance of insulation brace rod, the height full skirt that interlocks is respectively provided at upper and lower ends portion, prevents middle part and the vacuum of insulation brace rod
Protrusion distance is close to leading to full skirt failure of insulation in the middle part of arc-chutes.
Insulation brace rod 35 is made of supporting rod and full skirt.Supporting rod is made of vacuum impregnation glass fiber tubing, silicon rubber
Glue full skirt and sheath 3 are to use molding die high temperature and pressure die casting on supporting rod, and be cast into two sections, respectively in supporting rod
Upper and lower side.Silicon rubber umbrella skirt is divided into big full skirt and small full skirt, and large and small full skirt, molding sequence are that big umbellule is alternate.It is such
The big alternate design of umbellule enhances the anti-pollution ability of insulation brace rod.Full skirt is a shape full skirts, and big full skirt tilts 13 °, small full skirt
4 tilt 6 °, reduce leakage current.
1) supporting rod of this insulation brace rod is made of vacuum impregnation glass fiber tubing, increases axial tensile-strength, tool
There is good supporting role.
2) the silicon rubber umbrella skirt integral die-cast of this insulation brace rod on supporting rod, more stablize by the insulation performance of insulation brace rod
, and enhance its anti-pollution ability；Large and small full skirt is respectively tilted a certain angle, and reduces leakage current.
3) this insulation brace rod is an important component of breaker, is played a supportive role to arc-extinguishing chamber of circuit breaker, and increase
Arc-chutes creepage distance；According to arc-extinguishing chamber of circuit breaker design feature, the silicon rubber umbrella skirt of this insulation brace rod is arranged to two sections, respectively
At the both ends of supporting rod, the structure setting of this insulation brace rod optimizes the electric property of arc-chutes.
4) this insulation brace rod both ends are resistant to 95kV power-frequency voltages, 5 minutes, and are not in that breakdown, flashover, fever are existing
As.The insulation performance of this insulation brace rod meets high altitude localities requirement.
In upper and lower each three stands 36 for being fixed on vehicle frame 31 of insulator 37, upper wire outlet seat 38 and the insulation for being located at upper end
Son 37 is connected, and lower wire outlet seat 39 is connected with the insulator 37 positioned at lower end, and vacuum interrupter 32 goes out loaded on upper wire outlet seat 38 under
Between line seat 39, insulation brace rod 35, which is supported between wire outlet seat 38 and lower wire outlet seat 39, plays support reinforcing, and upper conduction connects
First 40 include that upper contact head and upper conducting rod, upper contact head are fixed on conducting rod, and upper conducting rod is connect with upper wire outlet seat 38, vacuum
32 lower conductive segment of arc-chutes is connect by conductive plate with lower conducting rod, and lower conductive contact 41 includes that lower conducting rod is touched with lower
Head, lower conducting rod are connected with lower contact, and conductive plate has both supporting role simultaneously, and vacuum interrupter 32 is by connecting insulated tension pole 34
It is mechanically connected with operating mechanism 33；It is respectively arranged with upper and lower insulating boot 44 on upper and lower wire outlet seat 38,39.
The course of work or occupation mode.
After circuit breaker cart is pushed to operating position, operating mechanism 33 is driven by connecting insulated tension pole 34 and other devices
Vacuum interrupter 32 closes a floodgate, electric current introduces through upper contact head, flows through wire outlet seat 38, upper conducting rod, 32 inner cavity of vacuum interrupter
Dynamic and static contact is fed out by conductive plate, lower conducting rod, lower contact to circuit or equipment, when experience fault trip or the inspection that need to have a power failure
When repairing equipment, operating mechanism 33 acts after receiving trip signal, and vacuum is moved by connecting insulated tension pole 34 and other device bands
Arc-chutes separating brake, so as to release the locking to circuit breaker cart, circuit breaker cart can retreat to testing position and complete follow-up work.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of having the high-voltage circuitbreaker system for being applicable in altitude environment performance, including vehicle frame (31), vacuum interrupter (32), behaviour
Motivation structure (33), connection insulated tension pole (34) and insulation brace rod (35), it is characterised in that：Stand (36) in the vehicle frame (31)
On be fixed with upper and lower two layers of insulator (37), vacuum interrupter (32) upper end by upper wire outlet seat (38) with positioned at upper
The insulator (37) of layer is connected, and vacuum interrupter (32) lower end passes through lower wire outlet seat (39) and the insulator for being located at lower layer
(37) it is connected, in the stand (36) of vehicle frame (31), operating mechanism (33) is insulated by connecting for operating mechanism (33) setting
Pull rod (34) and the moving conductive rod of vacuum interrupter (32) are sequentially connected；Pass through between upper wire outlet seat (38) and lower wire outlet seat (39)
Insulation brace rod (35) is fixedly connected；
The connection insulated tension pole (34) includes connection insulated tension pole body (1), the first connector (2) and the second connector (3), institute
The first connector (2), which is stated, with the connection of insulated tension pole body (1) threaded one end, connection insulated tension pole body (1) other end is connect is
Muff joint (4) is equipped with hickey (5) in the bottom end of muff joint (4), and muff joint (4), which is externally provided with, adjusts full skirt set
(6)；Second connector (3) includes inner end connector (7) and outer end connector (8), and described inner end connector (7) one end is set
There are the threaded adjusting connector (9) for the connection that cooperates with hickey (5), inner end connector (7) other end and outer end connector
(8) elastic telescopic connects；
In outer end, the outer end of connector (8) is arranged with mobile adjustment disk (17), more around being equipped on mobile adjustment disk (17)
A mobile adjusting rod (18), on adjusting full skirt set (6) corresponding muff joint (4) with mobile adjusting rod (18) are corresponding is equipped with
Adjustment hole (19), mobile adjusting rod (18) pass through adjustment hole (19), and triangle-pole is arranged in mobile adjusting rod (18) outer end
Rack device (20) is equipped with port sealing cap part (21) on muff joint (4) port.
2. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
Inner end connector (7) other end is equipped with branch sleeve (10), and the bottom end in branch sleeve (10) is equipped with splined sleeve
Section (11), the outer end connector (8) are rod-like structure, and outer end connector (8) one end is equipped with to match with splined sleeve section (11)
The splined shaft section (12) of conjunction, outer end connector (8) other end are equipped with STATEMENT OF FEDERALLY SPONSORED connector (13), and outer end connector (8) passes through
Splined shaft section (12) is plugged in splined sleeve section (11), is pacified between branch sleeve (10) bottom on the inside of splined shaft section (12)
Equipped with the first spring (14), second spring (15) is arranged on the outer end connector (8) on the outside of splined shaft section (12), by
Branch sleeve (10) port is equipped with screw thread sealing cap (16) and second spring (15) is encapsulated in branch sleeve (10).
3. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
The upper wire outlet seat (38) is connected with conductive contact (40), and lower wire outlet seat (39) is connected with lower conductive contact (41).
4. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
The insulation brace rod (35) includes insulation brace rod body (42), and being respectively equipped with height in insulation brace rod body (42) upper and lower ends portion interlocks
Full skirt (43).
5. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
The triangle-pole rack device (20) includes upper strut (22), lower supporting rod (23) and sliding connection block (24), the upper strut
(22) bottom end is hinged on sliding connection block (24), and lower supporting rod (23) upper end is hinged on sliding connection block (24), described
Sliding connection block (24) is slidably connected at mobile adjusting rod (18) outer end；Upper strut (22) upper end is equipped with camber bracer
(25)。
6. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
Third spring (26), the mobile adjustment disk (17) are arranged on the second connector (3) on the inside of the mobile adjustment disk (17)
It is arranged with the 4th spring (27) on second connector (3) in outside.
7. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
It is square rod segment (28), port sealing cap part (21) and side that the port sealing cap part (21), which is installed on corresponding outer end connector (8),
Type rod segment (28) cooperation is square hole, and the outer ring surface of the port sealing cap part (21) is connected to muff joint by bolt (29)
(4) on port surface.
8. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
Mobile adjusting rod (18) lower end is movably arranged on mobile adjustment disk (17).
9. according to claim 1 a kind of with the high-voltage circuitbreaker system for being applicable in altitude environment performance, it is characterised in that：
The anchor ring of the connection insulated tension pole body (1) is equipped with multiple full skirts (30).
A kind of there is the high-voltage circuitbreaker system of altitude environment performance of being applicable in, feature to exist 10. according to claim 1
In：It is equipped with insulating boot (44) on the upper wire outlet seat (38) and lower wire outlet seat (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841474.7A CN108717915B (en) | 2018-07-27 | 2018-07-27 | High-voltage circuit breaker system with suitable plateau environment performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841474.7A CN108717915B (en) | 2018-07-27 | 2018-07-27 | High-voltage circuit breaker system with suitable plateau environment performance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108717915A true CN108717915A (en) | 2018-10-30 |
| CN108717915B CN108717915B (en) | 2023-05-23 |
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ID=63913792
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810841474.7A Active CN108717915B (en) | 2018-07-27 | 2018-07-27 | High-voltage circuit breaker system with suitable plateau environment performance |
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| Country | Link |
|---|---|
| CN (1) | CN108717915B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112928685A (en) * | 2021-03-05 | 2021-06-08 | 四川秦巴电气有限责任公司 | Circuit breaker handcart interlocking mechanism |
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| JP2010277848A (en) * | 2009-05-28 | 2010-12-09 | Mitsubishi Electric Corp | Switching device |
| CN102737906A (en) * | 2012-07-05 | 2012-10-17 | 厦门明翰电气股份有限公司 | Novel insulating pull rod of circuit breaker |
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| CN112928685A (en) * | 2021-03-05 | 2021-06-08 | 四川秦巴电气有限责任公司 | Circuit breaker handcart interlocking mechanism |
| CN112928685B (en) * | 2021-03-05 | 2023-02-21 | 四川秦巴电气有限责任公司 | Circuit breaker handcart interlocking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108717915B (en) | 2023-05-23 |
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