CN208093382U - A kind of switchgear and its breaker emergency brake-dividing device - Google Patents
A kind of switchgear and its breaker emergency brake-dividing device Download PDFInfo
- Publication number
- CN208093382U CN208093382U CN201820686156.3U CN201820686156U CN208093382U CN 208093382 U CN208093382 U CN 208093382U CN 201820686156 U CN201820686156 U CN 201820686156U CN 208093382 U CN208093382 U CN 208093382U
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- China
- Prior art keywords
- actuated piece
- breaker
- actuated
- brake
- dividing device
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Abstract
The utility model is related to electrical equipments, more particularly to switchgear and its breaker emergency brake-dividing device.The emergency brake-dividing device of the switchgear of the utility model includes actuated piece, there is actuated piece actuated piece working position and actuated piece to avoid position, when needing to breaker emergency opening, actuated piece activity is driven by operating member, actuated piece avoids position activity to actuated piece working position from actuated piece, the protrusion activity of pushing tow shaft, makes separating brake semiaxis separating brake under the drive of shaft protrusion, realizes the emergency opening to breaker.When breaker controls divide-shut brake by electric loop, actuated piece is maintained at actuated piece evacuation position under the action of dynamic clamping head and quiet clamping head, separating brake semiaxis will not interfere in rotation process with actuated piece, breaker emergency brake-dividing device will not be with breaker actuation, and the service life caused by solving the problems, such as current breaker emergency brake-dividing device in breaker by being servo-actuated when electric loop control divide-shut brake is low.
Description
Technical field
The utility model is related to electrical equipments, more particularly to switchgear and its breaker emergency brake-dividing device.
Background technology
In a variety of electric system, switchgear is essential equipment, core element of the breaker as switchgear,
The reliability of separating brake action is to ensure the important leverage of power grid security work.When the electric loop of breaker goes wrong or is
When system encounters failure and needs emergency opening, the rapid separating brake of breaker can be made by the rotary switch in cabinet door, is arranged in cabinet door
Rotary switch can improve opening velocity and ensure the safe and reliable work of circuit system.
But the divide-shut brake of current breaker is controlled by electric loop, and when sub-gate circuit is connected, tripping electromagnet
Action, upward open-top separating brake bent plate, makes sincere sub-buckle connect dropout, breaker open operation.The switchgear of this structure is too dependent on electricity
Gas control system, when an emergency situation is encountered such as:Electric loop, which goes wrong, makes switching winding dead electricity etc., is opened by the rotation in cabinet door
The separating brake that cannot achieve breaker is closed, the cabinet door for turning on the switch cabinet is at this moment needed, manual brake separating is carried out on circuit breaker panel, it cannot
It realizes quick acting switching-off, is unfavorable for the processing of emergency.
The Chinese utility model patent that Authorization Notice No. is CN207116243U, authorized announcement date is 2018.03.16 discloses
A kind of emergency brake-dividing device, including emergency opening square shaft that shell and setting can rotate inside the shell, emergency opening square shaft
On be provided with link block, link block is connected with connecting rod by axis pin, and connecting rod is connect by axis pin with bent plate, and bent plate is connected with separating brake
Jam plate is provided with the sincere son of separating brake on separating brake jam plate, and the sincere sub- setting of separating brake needs to carry out breaker on breaker open operation semiaxis
When breaking-closing operating, make the sincere sub- rotation of separating brake by operating emergency opening square shaft outside cabinet, and then realize the separating brake of breaker.It is this
Although the divide-shut brake that emergency brake-dividing device can realize breaker by operating emergency opening square shaft outside cabinet, in breaker
It is controlled normal through electric loop during realizing divide-shut brake, emergency brake-dividing device is in servo-actuated state always, significantly impacts
The service life of emergency brake-dividing device.
Utility model content
The purpose of this utility model is to provide a kind of switchgear, with solve on current switchgear emergency brake-dividing device due to
Always with the low problem of service life caused by breaker actuation;In addition, the purpose of this utility model also resides in offer one kind
State the breaker emergency brake-dividing device that switchgear uses.
To achieve the above object, the technical solution of the switchgear of the utility model is:Switchgear includes that cabinet and setting exist
Breaker in cabinet, breaker include the separating brake semiaxis for separating brake, and the separating brake semiaxis has radially prolongs along separating brake semiaxis
The shaft stretched protrudes part, is also configured with emergency brake-dividing device on cabinet, emergency brake-dividing device includes being assemblied on the outside of cabinet
Operating member and the actuated piece for protruding part for pushing tow shaft to drive shaft to rotate by operating member driving, the actuated piece
There is active configuration pushing tow separating brake semiaxis protrusion part to make breaker open operation in cabinet, in the active strokes of the actuated piece
Actuated piece working position and the actuated piece that shaft projection portion is avoided when breaker controls divide-shut brake by electric control circuit avoid position,
The emergency brake-dividing device further includes for making actuated piece reply actuated piece evacuation position from actuated piece working position and remaining actuated part
The dynamic clamping head and quiet clamping head of position is avoided in actuated piece.
Further, in order to facilitate the arrangement of actuated piece, for the actuated piece sliding configuration in cabinet, actuated piece is worked
It occupies little space in journey.
Further, actuated piece is driven for convenience, and the interior rotation of cabinet, which is configured with, to be connect with operating member along perpendicular to cause
The actuated piece drive shaft that slide direction extends is additionally provided in actuated piece drive shaft for driving actuated piece to be slided relative to cabinet
Dynamic driving connecting lever.
Further, for quick acting switching-off, the operating member is connected with bracing wire, and actuated piece drive shaft is equipped with and driving
The spaced bracing wire connecting lever of connecting lever, the operating member pull bracing wire connecting lever to drive actuated piece drive shaft turns by bracing wire,
Actuated piece drive shaft is operated by bracing wire, simplifies the arrangement relation of operating member and actuated piece drive shaft, while tune can be passed through
The length adjustment operating force size of whole bracing wire connecting lever.
Further, in order to ensure the reset effect of dynamic clamping head and quiet clamping head, the switchgear is interior to be configured with actuated piece mounting base,
The dynamic clamping head and quiet clamping head is the spring being set on actuated piece, the pressure mounting of the spring between actuated piece and actuated piece mounting base,
Actuated piece is equipped with coordinates the backing pin for keeping spring to be in compressive state with actuated piece mounting base block, ensures dynamic clamping head and quiet clamping head
Reset effect.
The technical solution of the breaker emergency brake-dividing device of the utility model:Breaker emergency brake-dividing device includes for filling
It fits over the operating member on the outside of cabinet and protrudes part for the shaft in pushing tow separating brake semiaxis to drive by operating member driving
The actuated piece of separating brake semiaxis rotation, further includes actuated piece mounting base, the actuated piece activity is assemblied in actuated piece mounting base, institute
Stating in the active strokes of actuated piece has for pushing tow separating brake semiaxis to the actuated piece working position of breaker open operation and in breaker
The actuated piece of evacuation shaft projection portion avoids position when controlling divide-shut brake by electric control circuit, and the emergency brake-dividing device further includes
It is in the elasticity that actuated piece avoids position for making actuated piece reply actuated piece evacuation position from actuated piece working position and remaining actuated part
Return unit.
Further, the actuated piece is slidedly assemblied in actuated piece mounting base.
Further, it is rotatably equipped with and connect with operating member along perpendicular to actuated piece glide direction in actuated piece mounting base
The actuated piece drive shaft of extension is additionally provided with for driving actuated piece to be slided relative to actuated piece mounting base in actuated piece drive shaft
Drive connecting lever.
Further, the operating member is connected with bracing wire, and actuated piece drive shaft is equipped with to be arranged with driving connecting lever interval
Bracing wire connecting lever, the operating member pass through bracing wire pull bracing wire connecting lever drive actuated piece drive shaft turns.
Further, the dynamic clamping head and quiet clamping head is the spring being set on actuated piece, the pressure mounting of the spring actuated piece with
Between actuated piece mounting base, actuated piece is equipped with coordinates the gear for keeping spring to be in compressive state with actuated piece mounting base block
Pin.
The beneficial effects of the utility model:The emergency brake-dividing device of the switchgear of the utility model includes actuated piece, actuating
There is part actuated piece working position and actuated piece to avoid position, when needing to breaker emergency opening, is driven and is caused by operating member
Moving part activity, actuated piece avoid position activity to actuated piece working position from actuated piece, and the protrusion activity of pushing tow shaft makes separating brake semiaxis
The separating brake under the drive of shaft protrusion realizes the emergency opening to breaker.Division is controlled by electric loop in breaker
When lock, actuated piece is maintained at actuated piece evacuation position under the action of dynamic clamping head and quiet clamping head, and separating brake semiaxis will not be in rotation process
Actuated piece interferes, and breaker emergency brake-dividing device will not solve current breaker emergency opening with breaker actuation
The low problem of service life caused by device is servo-actuated when breaker controls divide-shut brake by electric loop.
Description of the drawings
Fig. 1 is breaker emergency brake-dividing device and the assembly of breaker of the specific embodiment of the switchgear of the utility model
Structural schematic diagram;
Fig. 2 is the structural schematic diagram of the actuated piece of the specific embodiment of the switchgear of the utility model;
In figure:1, breaker;11, mounting bracket;12, separating brake semiaxis;13, fixed plate;14, guide plate;21, actuated piece;22,
Spring;23, actuated piece backing pin;24, actuated piece drive shaft;25, connecting lever is driven;26, bracing wire;27, bracing wire connecting lever;28, L-shaped is curved
Plate;29, shaft stopping pin is driven;30, nut is installed;3, operation button;4, crimping idler wheel.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of the switchgear of the utility model, switchgear include cabinet and the breaker 1 that is arranged in cabinet,
Breaker 1 includes the separating brake semiaxis 12 of mounting bracket 11 and rolling assembling for making breaker open operation on mounting bracket 11, separating brake half
Axis 12 is equipped with the shaft projection portion radially extended along shaft, as shown in Figure 1, in the present embodiment, separating brake semiaxis 12 includes axis
Body and the fixed plate 13 being fixed on axis body, fixed plate 13 constitute the shaft projection portion radially extended along shaft, other implementations
In example, shaft projection portion can also be wholely set with axis body.
Switchgear further includes breaker emergency brake-dividing device, and as depicted in figs. 1 and 2, breaker emergency brake-dividing device includes
For being assemblied in operation button 3 on the outside of switch cabinet body, by the driving of operation button 3 for pushing tow fixed plate 13 to drive separating brake
The actuated piece 21 of semiaxis rotation, actuated piece 21 are slidedly assemblied on mounting bracket 11.Operation button 3 in the present embodiment constitutes open circuit
The operating member of device emergency brake-dividing device, in other embodiment, operating member can also be other portions such as knob, operation handle
Part.There is actuated piece 21 pushing tow separating brake semiaxis 12 to make the actuated piece working position of 1 separating brake of breaker and in breaker 1 by automatically controlled time
The actuated piece of evacuation shaft projection portion avoids position when road controls divide-shut brake, when needing to carry out emergency opening to breaker 1, leads to
Crossing operation button 3 drives actuated piece 21 to slide, and actuated piece 21 is moved to actuated piece working position, pushing tow separating brake by actuated piece evacuation position
Fixed plate 13 is to 1 separating brake of breaker.1 mounting bracket 11 of breaker in the present embodiment is fixed together with cabinet, and breaker is urgent
Switching-off device is assembled on the cabinet by mounting bracket 11.It, according to the actual needs can also be tight by breaker in other embodiment
Anxious switching-off device is fit directly on cabinet.
Position is avoided in order to ensure that actuated piece 21 can be reset to actuated piece by actuated piece working position, is provided on mounting bracket 11
It is in actuated piece evacuation position for making actuated piece 21 return back to actuated piece evacuation position from actuated piece working position and remaining actuated part 21
Spring 22, the actuated piece 21 in the present embodiment is rod-like structure, and one end of actuated piece 21 is to match with shaft projection portion pushing tow
The divide-shut brake axis pushing tow abutting end of conjunction.Spring 22 is sleeved on actuated piece 21, and spring 22 is fitted in actuated piece 21 and mounting bracket 11
Between, in the present embodiment, the threaded one end of actuated piece 21 is equipped with installation nut 30, and one end top pressure of spring 22 is in mounting bracket 11
On, other end top pressure is on installation nut, in order to ensure that spring 22 is in pre-compressed state, in the present embodiment, on actuated piece 21
Equipped with the actuated piece backing pin 23 coordinated with 11 block of mounting bracket.Spring in the present embodiment is constituted for making actuated piece from actuated piece
Working position replys actuated piece evacuation position and remains actuated the dynamic clamping head and quiet clamping head that part is in actuated piece evacuation position, in other embodiment,
Dynamic clamping head and quiet clamping head can be fitted at least two springs being set up in parallel between actuated piece and mounting bracket, certainly, in elastic force
In the case of meeting the requirements, dynamic clamping head and quiet clamping head can also be other elastic components such as elastic rubber.
Mounting bracket 11 in the present embodiment is equipped with the guide plate 14 being oriented to actuated piece 21, and guide plate 14 is equipped with for causing
Moving part 21 passes through and is oriented to 21 pilot hole of actuated piece being slidably matched with actuated piece 21, ensures the stability of actuated piece 21.
It in the present embodiment, is connected by transmission mechanism between actuated piece 21 and operation button 3, transmission mechanism includes along vertical
In the actuated piece drive shaft 24 that 21 glide direction of actuated piece extends, actuated piece drive shaft 24 is equipped with to be coordinated with 21 top pressure of actuated piece
The driving connecting lever 25 of the sliding of actuated piece 21 is driven, is additionally provided in actuated piece drive shaft 24 and driving 25 spaced bracing wire of connecting lever
Connecting lever 27, operation button 3 are connect by bracing wire 26 with bracing wire connecting lever, and operation button 3 pulls bracing wire connecting lever to drive and causes by bracing wire
Moving part drive shaft 24 rotates.Pressing operation button 3, bracing wire connecting lever acts on lower swing in bracing wire, and then passes through actuated piece shaft band
Dynamic driving connecting lever is swung.The other end far from divide-shut brake axis pushing end on actuated piece 21 is to be turned with what driving 25 pushing tow of connecting lever coordinated
Arm pushing tow abutting end, driving connecting lever 25 are separated from each other design with actuated piece 21, reduce between driving connecting lever 25 and actuated piece 21
Installation accuracy.
Bracing wire 26 in order to facilitate the pulling of in the present embodiment are additionally provided with crimping idler wheel 4 on cabinet, after operation button 3 presses, draw
Line pulls bracing wire connecting lever after crimping idler wheel, and then actuated piece drive shaft 24 is driven to rotate, bracing wire connecting lever 27 in the present embodiment
It is more than the length of driving connecting lever along the length of actuated piece drive shaft radial direction, operation button 3 is acted on when reducing driving actuated piece 21
On power as needed, can be in the case where layout is met the requirements, between actuated piece and operation button in other embodiment
It is directly fixedly connected or is connected by linkage transmission, operation button is directly to press actuated piece, certain actuated piece at this time
Can also be integral structure between operation button;In other embodiment, the activity form of actuated piece is not limited to sliding dress
It fits on mounting bracket, according to practical situation, actuated piece can also swing and be assemblied on mounting bracket, and actuated piece is by swinging pushing tow
Drive shaft protrudes part;It can also be connected by link mechanism between operation button and actuated piece drive shaft.
Mounting bracket 11 is equipped with drive shaft mounting base, and 24 rolling assembling of actuated piece drive shaft is in drive shaft mounting base, driving
Axis mounting base includes two L-shaped bent plates 28 being fixed on mounting bracket 11, and L-shaped bent plate 28 is equipped with and is worn for actuated piece drive shaft 24
The drive shaft crossed is perforated, in order to prevent 24 axial float of actuated piece drive shaft, and in the present embodiment, actuated piece drive shaft 24 is in two
Part between a L-shaped bent plate 28 is equipped with respectively with two L-shaped bent plates 28 along the axial block cooperation of actuated piece drive shaft 24
Drive shaft stopping pin 29.
There are the urgent feelings such as electric loop control failure during the work time, in breaker 1 in the switchgear of the utility model
When condition, bracing wire 26 and bracing wire connecting lever 27, bracing wire connecting lever 27 is driven to drive 24 turns of actuated piece drive shaft by pressing operation button 3
Dynamic, 25 pushing tow actuated piece of driving connecting lever, 21 one end end in actuated piece drive shaft 24 makes actuated piece 21 relative to mounting bracket 11
Sliding, actuated piece 21 slide into actuated piece working position by actuated piece evacuation position, and the other end end pushing tow shaft of actuated piece 21 is convex
Going out part drives separating brake semiaxis 12 to rotate, and then realizes the sincere sub- dropout of separating brake of breaker 1, realizes the separating brake of breaker 1.It completes
After the separating brake of breaker 1, operation button 3 is unclamped, actuated piece 21 is replied under the action of spring 22 by actuated piece working position at this time
Position is avoided to actuated piece, waits for working cycles next time.When breaker controls divide-shut brake by electric loop, actuated piece exists
Actuated piece evacuation position is maintained under the action of spring, separating brake semiaxis will not interfere in rotation process with actuated piece, open circuit
Device emergency brake-dividing device will not be with breaker actuation.
Actuated piece 21 in the present embodiment arranges that actuated piece drive shaft 24 is arranged in the upper of actuated piece 21 along the vertical direction
Side, the separating brake semiaxis 12 of breaker 1 are arranged in the lower section of actuated piece 21, other embodiment, point of actuated piece 21 and breaker 1
Lock semiaxis 12, actuated piece drive shaft 24 can be horizontally disposed or be in tilted layout.
The specific embodiment of the breaker emergency brake-dividing device of the utility model, the breaker emergency opening in the present embodiment
The structure of device and the structure of the breaker emergency brake-dividing device in the specific embodiment of above-mentioned switch are essentially identical, this
Breaker emergency brake-dividing device in embodiment includes actuated piece mounting base, the function of the actuated piece mounting base in the present embodiment and
The mounting bracket that structure can refer to breaker still when in use can be directly by the actuated piece of breaker emergency brake-dividing device
Mounting base is fixed on the mounting bracket of breaker or is directly anchored on the cabinet of switchgear, without breaker is urgent
Switching-off device is mounted on the mounting bracket of breaker, can improve the installation effectiveness of breaker emergency brake-dividing device, convenient for batch
Metaplasia is produced and installation.
Claims (10)
1. switchgear, including cabinet and the breaker being arranged in cabinet, breaker includes the separating brake semiaxis for separating brake, special
Sign is:The separating brake semiaxis has protrudes part along the shaft that separating brake semiaxis radially extends, and urgent point is also configured on cabinet
Brake gear, emergency brake-dividing device include the operating member being assemblied on the outside of cabinet and are driven by operating member convex for pushing tow shaft
The actuated piece for going out part to drive shaft to rotate, the actuated piece active configuration is in cabinet, the active strokes of the actuated piece
It is interior that there is pushing tow separating brake semiaxis protrusion part to make the actuated piece working position of breaker open operation and pass through electric control circuit control in breaker
When divide-shut brake processed avoid shaft projection portion actuated piece avoid position, the emergency brake-dividing device further include for make actuated piece from
Actuated piece working position replys actuated piece evacuation position and remains actuated the dynamic clamping head and quiet clamping head that part is in actuated piece evacuation position.
2. switchgear according to claim 1, it is characterised in that:The actuated piece sliding configuration is in cabinet.
3. switchgear according to claim 2, it is characterised in that:Rotation, which is configured with, in cabinet connect with operating member along vertical
The actuated piece drive shaft directly extended in actuated piece glide direction, be additionally provided in actuated piece drive shaft for drive actuated piece relative to
The driving connecting lever of cabinet sliding.
4. switchgear according to claim 3, it is characterised in that:The operating member is connected with bracing wire, actuated piece driving
Axis is equipped with pulls bracing wire connecting lever to drive actuating with the driving spaced bracing wire connecting lever of connecting lever, the operating member by bracing wire
Part drive shaft turns.
5. according to the switchgear described in Claims 2 or 3 or 4, it is characterised in that:It is installed configured with actuated piece in the switchgear
Seat, the dynamic clamping head and quiet clamping head are the spring being set on actuated piece, the pressure mounting of the spring actuated piece and actuated piece mounting base it
Between, actuated piece is equipped with coordinates the backing pin for keeping spring to be in compressive state with actuated piece mounting base block.
6. breaker emergency brake-dividing device, it is characterised in that:It include operating member for being assemblied on the outside of cabinet and by operating
Component driving further includes actuating for actuated piece of the shaft protrusion part to drive separating brake semiaxis to rotate in pushing tow separating brake semiaxis
Part mounting base, the actuated piece activity are assemblied in actuated piece mounting base, are had for pushing up in the active strokes of the actuated piece
Pushing away separating brake semiaxis, evacuation turns to the actuated piece working position of breaker open operation and when breaker controls divide-shut brake by electric control circuit
The actuated piece of axis projection portion avoids position, and the emergency brake-dividing device further includes for making actuated piece be replied from actuated piece working position
Actuated piece avoids position and remains actuated the dynamic clamping head and quiet clamping head that part is in actuated piece evacuation position.
7. breaker emergency brake-dividing device according to claim 6, it is characterised in that:The actuated piece is slidedly assemblied in cause
In moving part mounting base.
8. breaker emergency brake-dividing device according to claim 7, it is characterised in that:Rolling assembling in actuated piece mounting base
There is the actuated piece drive shaft being connect with operating member along extending perpendicular to actuated piece glide direction, is additionally provided in actuated piece drive shaft
Driving connecting lever for driving actuated piece to be slided relative to actuated piece mounting base.
9. breaker emergency brake-dividing device according to claim 8, it is characterised in that:The operating member is connected with drawing
Line, actuated piece drive shaft, which is equipped with, to be pulled by bracing wire and is drawn with the driving spaced bracing wire connecting lever of connecting lever, the operating member
Line connecting lever drives actuated piece drive shaft turns.
10. according to the breaker emergency brake-dividing device described in claim 7 or 8 or 9, it is characterised in that:The dynamic clamping head and quiet clamping head
To be set in the spring on actuated piece, the pressure mounting of the spring between actuated piece and actuated piece mounting base, actuated piece be equipped with
Actuated piece mounting base block cooperation holding spring is in the backing pin of compressive state.
Priority Applications (1)
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CN201820686156.3U CN208093382U (en) | 2018-05-09 | 2018-05-09 | A kind of switchgear and its breaker emergency brake-dividing device |
Applications Claiming Priority (1)
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CN201820686156.3U CN208093382U (en) | 2018-05-09 | 2018-05-09 | A kind of switchgear and its breaker emergency brake-dividing device |
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CN208093382U true CN208093382U (en) | 2018-11-13 |
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CN201820686156.3U Active CN208093382U (en) | 2018-05-09 | 2018-05-09 | A kind of switchgear and its breaker emergency brake-dividing device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108550477A (en) * | 2018-05-09 | 2018-09-18 | 河南森源电气股份有限公司 | Switchgear and its breaker emergency brake-dividing device |
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2018
- 2018-05-09 CN CN201820686156.3U patent/CN208093382U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108550477A (en) * | 2018-05-09 | 2018-09-18 | 河南森源电气股份有限公司 | Switchgear and its breaker emergency brake-dividing device |
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