CN208315447U - A kind of disconnecting switch and breaker air chamber structure - Google Patents
A kind of disconnecting switch and breaker air chamber structure Download PDFInfo
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- CN208315447U CN208315447U CN201821049198.2U CN201821049198U CN208315447U CN 208315447 U CN208315447 U CN 208315447U CN 201821049198 U CN201821049198 U CN 201821049198U CN 208315447 U CN208315447 U CN 208315447U
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- socket
- cutting blade
- arrester
- air chamber
- breaker
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Abstract
The utility model provides a kind of disconnecting switch and breaker air chamber structure, belongs to medium voltage electricity transformation and distribution system technical field.Disconnecting switch, suitable for route PT and arrester, including PT isolation cutting blade, PT isolation static contact, arrester socket, PT socket and driving device, PT isolation cutting blade is rotatablely connected with arrester socket and PT socket, arrester socket is for connecting arrester, PT socket is used for connection line PT, and PT is isolated static contact and is used for connection line cable, and driving device is for driving PT isolation cutting blade selective exposure PT isolation static contact.The disconnecting switch of this breaker air chamber structure can be achieved at the same time being switched on or switched off for route PT and arrester.
Description
Technical field
The utility model relates to medium voltage electricity transformation and distribution system fields, in particular to a kind of disconnecting switch and open circuit
Device air chamber structure.
Background technique
Metal enclosed switchgear is as power distribution important component.Cabinet type Cubicle Gas-Insulated Switchgear
(hereinafter referred to as C-GIS) relatively traditional air-insulated metal-enclosed switchgear (hereinafter referred to as AIS) has small product size
Small, primary circuit is non-maintaining, totally-enclosed, all insulation, and intelligence degree is high, and C-GIS product has become Medium Voltage Switchgear development
Important trend, but the complexity of the more traditional AIS Product Process of C-GIS Product Process, in manufacturing cost, C-GIS is produced
Condition wants relatively high to AIS product.
The disconnecting switch of the C-GIS product of the prior art cannot voltage transformer (referred to as " PT ") to line side with keep away
Thunder device controls simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of disconnecting switch, can be achieved at the same time the connection of route PT and arrester
Or it disconnects.
The another object of the utility model is to provide a kind of breaker air chamber structure can using above-mentioned disconnecting switch
Being switched on or switched off for route PT and arrester is realized simultaneously.
The utility model adopts the following technical solutions realization:
A kind of disconnecting switch is suitable for route PT and arrester, including PT isolation cutting blade, PT are isolated static contact, take shelter from the thunder
Device socket, PT socket and driving device, PT isolation cutting blade are rotatablely connected with arrester socket and PT socket, arrester socket
For connecting arrester, PT socket is used for connection line PT, and PT is isolated static contact and is used for connection line cable, and driving device is used for
Drive PT isolation cutting blade selective exposure PT that static contact is isolated.
Further, in the utility model preferred embodiment, above-mentioned PT isolation cutting blade includes the first cutting blade, second
Cutting blade and connecting rod, the both ends of connecting rod contact the first cutting blade and the second cutting blade respectively, and the rotation connection of the first cutting blade is lightning-arrest
Device socket, the second cutting blade are rotatablely connected PT socket, and driving device is drivingly connected connecting rod.
Further, in the utility model preferred embodiment, above-mentioned driving device includes motor, screw rod and nut, electricity
The output shaft of machine is drivingly connected screw rod, and nut is sheathed on outside screw rod and nut is connect with connecting rod.
Further, in the utility model preferred embodiment, above-mentioned driving device further includes universal joint, universal joint difference
With the output axis connection of screw rod and motor.
Further, in the utility model preferred embodiment, above-mentioned driving device further includes PT grounding static contact, and PT connects
Ground static contact is connect by universal joint with connecting rod.
A kind of breaker air chamber structure, including circuit breaker polar, breaker mechanism and above-mentioned disconnecting switch, circuit breaker polar
One end static contact connection is isolated with PT, the other end connect with breaker mechanism.
Further, in the utility model preferred embodiment, above-mentioned driving device includes motor, motor and breaker machine
The ipsilateral setting of structure.
Further, in the utility model preferred embodiment, above-mentioned breaker air chamber structure further includes shell, motor and
Breaker mechanism is all set in shell and is located at outside shell.
Further, in the utility model preferred embodiment, above-mentioned breaker air chamber structure further includes fuse, fusing
Device is set between route PT and PT socket.
Further, in the utility model preferred embodiment, one end connection line PT of above-mentioned fuse, the other end connects
Connect PT socket.
The beneficial effect for the disconnecting switch that the preferred embodiment of the utility model provides is: PT isolation cutting blade respectively with keep away
Thunder device socket and PT socket are rotatablely connected, and for connection arrester and route PT, drive PT isolation by driving device
When cutting blade contacts PT isolation static contact, arrester and route PT are connected to line cord, are needed disconnected to arrester and route PT
When electric, static contact disconnection is isolated with PT for driving device driving PT isolation cutting blade, so that arrester and route PT are powered off,
Being switched on or switched off for route PT and arrester is realized simultaneously.
The beneficial effect of breaker air chamber structure provided by the utility model is: static contact company is isolated with PT for circuit breaker polar
It connects, by the setting of above-mentioned disconnecting switch, circuit breaker polar can be made to be switched on or switched off simultaneously with route PT and arrester, it is real
The system perfecting for having showed breaker air chamber structure, meets the needs of client.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
The protection scope of the utility model is also belonged to obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of disconnecting switch provided by the embodiment of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at II；
Fig. 3 is the structural schematic diagram of breaker air chamber structure provided by the embodiment of the utility model.
Icon: 100- route PT；200- arrester；300- disconnecting switch；Cutting blade is isolated in 310-PT；320-PT
Static contact is isolated；330- arrester socket；340-PT socket；350- driving device；The first cutting blade of 311-；312-
Two cutting blades；313- connecting rod；351- motor；352- screw rod；353- universal joint；354-PT grounding static contact；400- is disconnected
Road device air chamber structure；410- circuit breaker polar；420- breaker mechanism；430- shell.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached
The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Embodiment
Referring to Fig. 1, a kind of disconnecting switch 300, is suitable for route PT100 and arrester 200, including cutting blade is isolated in PT
310, static contact 320, arrester socket 330, PT socket 340 and driving device 350 is isolated in PT, and PT is isolated cutting blade 310 and keeps away
Thunder device socket 330 and PT socket 340 are rotatablely connected, and for connecting arrester 200, PT socket 340 is used for arrester socket 330
Connection line PT100, PT are isolated static contact 320 and are used for connection line cable, and driving device 350 is for driving PT that cutting blade is isolated
Static contact 320 is isolated in 310 selective exposure PT.
PT isolation cutting blade 310 is all connected with arrester socket 330 and PT socket 340 respectively, lightning-arrest for connecting
Device 200 and route PT100 take shelter from the thunder when driving PT that the contact PT isolation static contact 320 of cutting blade 310 is isolated by driving device 350
Device 200 and route PT100 are connected to line cord, when needing to power off arrester 200 and route PT100, driving device
The disconnection of static contact 320 is isolated with PT for 350 driving PT isolation cutting blades 310, to power off to arrester 200 and route PT100, together
Shi Shixian route PT100 is switched on or switched off with arrester 200.
Referring to Fig. 2, optionally, it includes the first cutting blade 311, the second cutting blade 312 and connecting rod that cutting blade 310, which is isolated, in PT
313, the both ends of connecting rod 313 contact the first cutting blade 311 and the second cutting blade 312 respectively, and the rotation connection of the first cutting blade 311 is kept away
Thunder device socket 330, the second cutting blade 312 are rotatablely connected PT socket 340, and driving device 350 is drivingly connected connecting rod 313.
It is rotatablely connected by the first cutting blade 311 with arrester socket 330, for connecting arrester 200, the second cutting blade
312 are rotatablely connected with PT socket 340, are used for connection line PT100, realize that PT isolation cutting blade 310 connects arrester 200 simultaneously
With route PT100, first cutting blade 311 and the second cutting blade 312 are connected by connecting rod 313 and pass through driving device
The movement of 350 controls connecting rods 313, thus the movement of control the first cutting blade 311 and the second cutting blade 312, to realize route
It is switched on or switched off while PT100 is with arrester 200.
In detail, driving device 350 includes motor 351, screw rod 352 and nut, and the output shaft of motor 351 is drivingly connected silk
Bar 352, nut is sheathed on outside screw rod 352 and nut is connect with connecting rod 313.By the connection of screw rod 352, nut, make connecting rod 313
It is more preferable with the connection effect of driving device 350, meanwhile, the forward and reverse of motor 351 are directly controlled, it is dynamic to can control PT isolation
Blade 310 contacts PT isolation static contact 320 or static contact 320 is isolated far from PT, to control route PT100 and arrester 200
Be switched on or switched off.
Driving device 350 further includes universal joint 353, and universal joint 353 connects with the output shaft of screw rod 352 and motor 351 respectively
It connects.Since PT isolation cutting blade 310 is rotatablely connected with arrester socket 330 and PT socket 340 respectively, the first cutting blade 311
It is rotatablely connected arrester socket 330, the second cutting blade 312 is rotatablely connected PT socket 340, when 352 nut controls connecting rod 313 of screw rod
It moves right, then the first cutting blade 311 and the rotation of the second cutting blade 312, make the first cutting blade 311 far from arrester socket 330
One end and the second cutting blade 312 far from one end of PT socket 340 be directed away from PT isolation static contact 320 one end rotation,
During transmission, connecting rod 313 and the distance between arrester socket 330 and PT socket 340 increase, i.e., can from figure
Out, the position of connecting rod 313 increases, and is provided with universal joint 353, increases one end of the separate connecting rod 313 of screw rod 352 also, screw rod
352 axis is consistent with horizontal direction, to move in the horizontal direction to control nut, cutting blade is isolated convenient for control PT
310 direction of motion.
Driving device 350 further includes PT grounding static contact 354, and PT grounding static contact 354 passes through universal joint 353 and connecting rod
313 connections.When PT isolation cutting blade 310 is isolated static contact 320 with PT and is disconnected, PT isolation cutting blade 310 is connect by PT
Ground static contact 354 is grounded, so that arrester 200 and route PT100 be made to be grounded, increases the property installed and used of disconnecting switch 300.
Please refer to Fig. 1-Fig. 3, a kind of breaker air chamber structure 400, including circuit breaker polar 410, breaker mechanism 420
With above-mentioned disconnecting switch 300, the connection of static contact 320, the other end and breaker mechanism are isolated with PT for one end of circuit breaker polar 410
420 connections.Breaker mechanism 420 is the bindiny mechanism for controlling circuit breaker polar 410, circuit breaker polar 410 and breaker
Mechanism 420 is the prior art, and the present embodiment does not improve the structure of itself and principle.
The connection of static contact 320 is isolated with PT for circuit breaker polar 410, by the setting of above-mentioned disconnecting switch 300, can make to break
Road device pole 410 is switched on or switched off with route PT100 and arrester 200 simultaneously, and realize breaker air chamber structure 400 is
It unites perfect, meets the needs of client.
Driving device 350 includes motor 351, motor 351 and the ipsilateral setting of breaker mechanism 420.Please refer to figure, motor
351 and breaker mechanism 420 be respectively positioned on the ipsilateral of breaker air chamber structure 400, it is convenient that it is overhauled and is checked, improve work
Make efficiency.
Breaker air chamber structure 400 further includes shell 430, and motor 351 and breaker mechanism 420 are all set in shell 430
And it is located at outside shell 430.The installation for facilitating motor 351 and breaker mechanism 420, the convenience for further increasing maintenance and checking
Property, improve working efficiency, do not need to dismantle internal structure motor 351 and breaker mechanism 420 can be carried out maintenance and
It checks.
Breaker air chamber structure 400 further includes fuse, and fuse is set between route PT100 and PT socket 340.If
Fuse is set, the safety in utilization of breaker air chamber structure 400 is increased, extends the service life of breaker air chamber structure 400.
One end connection line PT100 of fuse, the other end connect PT socket 340.Further illustrate the setting of fuse
Position increases the safety in utilization of route PT100.
The working principle of the disconnecting switch 300 of breaker air chamber structure 400 provided in this embodiment is: needing for PT to be isolated
When the disconnection of cutting blade 310 is isolated with PT for static contact 320, control motor 351 is rotated forward, and is rotated screw rod 352, is sheathed on screw rod
Nut outside 352 moves along a straight line, and the connecting rod 313 connecting with nut is towards right movement, to keep the first cutting blade 311 and second dynamic
Blade 312 is directed away from the direction rotation of PT isolation static contact 320, the disconnection of static contact 320 is isolated with PT, also, make connecting rod
313 connect with PT grounding static contact 354, so that arrester 200 and route PT100 be made to be grounded.When needing PT static contact is isolated
320 cutting blade 310 is isolated with PT when contact, and control motor 351 inverts, and rotates screw rod 352, is sheathed on outside screw rod 352
Nut move along a straight line, the connecting rod 313 connecting with nut is towards left movement, to make the first cutting blade 311 and the second cutting blade
312 rotate towards the direction of PT isolation static contact 320, contact with PT isolation static contact 320, also, meet connecting rod 313 and PT
Ground static contact 354 disconnects, so that arrester 200 and route PT100 be made to be connected to line cord.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of disconnecting switch is suitable for route PT and arrester, which is characterized in that quiet including PT isolation cutting blade, PT isolation
Contact, arrester socket, PT socket and driving device, the PT isolation cutting blade and the arrester socket and the PT socket
It is rotatablely connected, for the arrester socket for connecting the arrester, the PT socket is described for connecting the route PT
PT is isolated static contact and is used for connection line cable, and the driving device is for driving PT isolation cutting blade selective exposure institute
State PT isolation static contact.
2. disconnecting switch according to claim 1, which is characterized in that PT isolation cutting blade include the first cutting blade,
Second cutting blade and connecting rod, the both ends of the connecting rod contact first cutting blade and second cutting blade respectively, and described
One cutting blade is rotatablely connected the arrester socket, and second cutting blade is rotatablely connected the PT socket, the driving device
It is drivingly connected the connecting rod.
3. disconnecting switch according to claim 2, which is characterized in that the driving device includes motor, screw rod and nut,
The output shaft of the motor is drivingly connected the screw rod, and the nut is sheathed on the outer screw rod and the nut and the connecting rod
Connection.
4. disconnecting switch according to claim 3, which is characterized in that the driving device further includes universal joint, and described ten thousand
To the section output axis connection with the screw rod and the motor respectively.
5. disconnecting switch according to claim 4, which is characterized in that the driving device further includes PT grounding static contact,
The PT grounding static contact is connect by the universal joint with the connecting rod.
6. a kind of breaker air chamber structure, which is characterized in that appoint including circuit breaker polar, breaker mechanism and claim 1-5
Static contact connection is isolated with the PT for disconnecting switch described in one, one end of the circuit breaker polar, and the other end breaks with described
The connection of road device mechanism.
7. breaker air chamber structure according to claim 6, which is characterized in that the driving device includes motor, described
Motor and the ipsilateral setting of the breaker mechanism.
8. breaker air chamber structure according to claim 7, which is characterized in that the breaker air chamber structure further includes outer
Shell, the motor and the breaker mechanism are all set in the shell and are located at outside the shell.
9. breaker air chamber structure according to claim 6, which is characterized in that the breaker air chamber structure further includes melting
Disconnected device, the fuse are set between the route PT and the PT socket.
10. breaker air chamber structure according to claim 9, which is characterized in that described in one end connection of the fuse
Route PT, the other end connect the PT socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049198.2U CN208315447U (en) | 2018-07-03 | 2018-07-03 | A kind of disconnecting switch and breaker air chamber structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049198.2U CN208315447U (en) | 2018-07-03 | 2018-07-03 | A kind of disconnecting switch and breaker air chamber structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208315447U true CN208315447U (en) | 2019-01-01 |
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ID=64718100
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821049198.2U Active CN208315447U (en) | 2018-07-03 | 2018-07-03 | A kind of disconnecting switch and breaker air chamber structure |
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| Country | Link |
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| CN (1) | CN208315447U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573827A (en) * | 2018-07-03 | 2018-09-25 | 青岛特锐德电气股份有限公司 | A kind of disconnecting switch and breaker air chamber structure |
| CN108573827B (en) * | 2018-07-03 | 2024-05-31 | 青岛特锐德电气股份有限公司 | Disconnecting switch and breaker air chamber structure |
-
2018
- 2018-07-03 CN CN201821049198.2U patent/CN208315447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573827A (en) * | 2018-07-03 | 2018-09-25 | 青岛特锐德电气股份有限公司 | A kind of disconnecting switch and breaker air chamber structure |
| CN108573827B (en) * | 2018-07-03 | 2024-05-31 | 青岛特锐德电气股份有限公司 | Disconnecting switch and breaker air chamber structure |
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