CN206774446U - A kind of vacuum disconnector - Google Patents
A kind of vacuum disconnector Download PDFInfo
- Publication number
- CN206774446U CN206774446U CN201720650286.7U CN201720650286U CN206774446U CN 206774446 U CN206774446 U CN 206774446U CN 201720650286 U CN201720650286 U CN 201720650286U CN 206774446 U CN206774446 U CN 206774446U
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- inlet
- circuit breaker
- conducting block
- vacuum chamber
- sides
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Abstract
The utility model discloses a kind of vacuum disconnector, including circuit breaker shell, the circuit breaker housing exterior both sides are provided with inlet-outlet sleeve, the both sides up and down of the circuit breaker enclosure inlet-outlet sleeve are provided with current transformer, wire is provided with the inlet-outlet sleeve, one end of the current transformer is provided with vacuum chamber, and the outside of the vacuum chamber is provided with insulation booth, the vacuum chamber is internally provided with conducting block, and the both sides of the conducting block are provided with conductive block；Current transformer is installed, circuit state can be differentiated by inductor, it is provided with vacuum chamber, in the container of sealing, electric arc and hot gases are not exposed, and the arc time is short, arc voltage is low, arc energy is small, contact is worn away less, the open and close times of permission are more, contact part is completely sealed structure, its performance will not be reduced because moisture, dust, pernicious gas etc. influence, reliable operation, cut-off and close stable performance and contact abrasion are few.
Description
Technical field
The utility model belongs to circuit breaker technical field, and in particular to a kind of vacuum disconnector.
Background technology
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into primary cut-out by its use range
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, and more than 3kV typically is referred to as into High-Voltage Electrical Appliances.Breaker can be used to
Electric energy is distributed, infrequently starts asynchronous motor, the implementations such as power circuit and motor are protected, when they occur seriously
When overload or the failure such as short-circuit and under-voltage can automatic shutdown circuit, its function is equivalent to Fuse switch with crossing underheat relay
The combination of device etc..And it is latter in disjunction fault current as need not change parts.At present, obtained a wide range of applications.
Electricity generation, conveying, in use, distribution is an extremely important link.Distribution system includes transformer and various high-low pressures
Electric equipment, low-voltage circuit breaker are then a kind of using the electrical equipment having a large capacity and a wide range.
Original electric source interrupter, alloy piece is typically internally provided with, is overheated by alloy piece and produce showing for deformation
As to cut off circuit loop, it is ensured that Electrical Safety.Without abnormal show device, it is difficult to abnormality circuit is told, disconnected
Action effect is poor on the arc extinguishing of road.
The content of the invention
The purpose of this utility model is to provide a kind of vacuum disconnector, original to solve to propose in above-mentioned background technology
Electric source interrupter, be typically internally provided with alloy piece, the phenomenon for producing deformation overheated to cut off circuit by alloy piece
Loop, it is ensured that Electrical Safety.Without abnormal show device, it is difficult to tell abnormality circuit, acted on breaking arc extinguishing
The problem of effect difference.
To achieve the above object, the utility model provides following technical scheme：A kind of vacuum disconnector, including outside circuit breaker
Shell, the circuit breaker housing exterior both sides are provided with inlet-outlet sleeve, and the both sides up and down of the inlet-outlet sleeve are provided with electric current
Transformer, wire is provided with the inlet-outlet sleeve, one end of the current transformer is provided with vacuum chamber, the vacuum chamber
Outside be provided with insulation booth, the vacuum chamber is internally provided with conducting block, and the both sides of the conducting block are provided with conductive gear
Block, the top of the conducting block set insulated tension pole, are provided with spring on the insulated tension pole, one end of the insulated tension pole is set
Pulling main shaft is equipped with, described one end for pulling main shaft is provided with tripping operation, and the upper surface of the circuit breaker shell is provided with cabinet cover,
The top of the cabinet cover is provided with boom hoisting, and the bottom of the circuit breaker shell is provided with chassis.
Preferably, the inlet-outlet sleeve passes through the inside of circuit breaker shell, is set respectively in the both sides of circuit breaker shell
There are two inlet-outlet sleeves, the inlet-outlet sleeve is fixed on circuit breaker shell by nut, and the inlet-outlet sleeve is set
There is wire, the wire is by being fastened on inlet-outlet sleeve.
Preferably, the both sides of the conducting block are provided with two conductive blocks, and conductive block is separately positioned on conducting block
Both sides up and down, the conducting block top is provided with rotating shaft, and conducting block can be rotated upwardly and downwardly and fixed by conductive block.
Preferably, the top of the conducting block is provided with pushing block, and described conducting block top pushing block one end is connected with absolutely
Edge pull bar, the centre position of the insulated tension pole are provided with spring, and the side of the insulated tension pole is provided with pulling main shaft, and draws
Dynamic main shaft can be by pulling insulated tension pole to make pushing block promote conducting block to rotate, and the insulated tension pole and pulling main shaft are by turning
Axle is rotatablely connected.
Preferably, the bottom position of the circuit breaker enclosure is provided with vacuum chamber, and the inlet-outlet sleeve is through absolutely
Edge box, and junction is sealed by encapsulant and fixed, the vacuum chamber is sealed by insulation booth, and the insulation booth bottom is used
Nut is fixed on circuit breaker shell.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
It is convenient, current transformer is installed, circuit state can be differentiated by inductor, be provided with vacuum chamber, in the container of sealing,
Electric arc and hot gases are not exposed, the arc time is short, arc voltage is low, arc energy is small, contact abrasion less, cut-offfing time of allowing
Number is more, and contact part is completely sealed structure, will not reduce its performance because moisture, dust, pernicious gas etc. influence, work can
Lean on, cut-off and close stable performance and contact abrasion are few.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of the utility model vacuum circuit breaker；
Fig. 2 is the external structure schematic diagram of the utility model vacuum circuit breaker；
In figure：The conductive gear of 1- circuit breakers shell, 2- inlet-outlet sleeves, 3- wires, 4- current transformers, 5- conducting blocks, 6-
Block, 7- springs, 8- insulated tension poles, 9- pull main shaft, 10- tripping operations, 11- insulation booths, 12- vacuum chambers, 13- cabinet covers, 14- lifting
Device, 15- chassis.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：Including circuit breaker shell 1, circuit breaker shell 1
Both sides external is provided with inlet-outlet sleeve 2, and the both sides up and down of inlet-outlet sleeve 2 are provided with current transformer 4, inlet-outlet sleeve 2
On be provided with wire 3, one end of current transformer 4 is provided with vacuum chamber 12, and the outside of vacuum chamber 12 is provided with insulation booth 11, very
Empty room 12 is internally provided with conducting block 5, and the both sides of conducting block 5 are provided with conductive block 6, and the top of conducting block 5 sets insulation
Pull bar 8, spring 7 is provided with insulated tension pole 8, one end of insulated tension pole 8, which is provided with, pulls main shaft 9, pulls one end of main shaft 9 to set
Tripping operation 10 is equipped with, the upper surface of circuit breaker shell 1 is provided with cabinet cover 13, and the top of cabinet cover 13 is provided with boom hoisting 14,
The bottom of circuit breaker shell 1 is provided with chassis 15.
In order that circuit connects, in the present embodiment, it is preferred that the inlet-outlet sleeve 2 is interior through circuit breaker shell 1
Portion, two inlet-outlet sleeves 2 are respectively arranged with the both sides of circuit breaker shell 1, and the inlet-outlet sleeve 2 is fixed on by nut
On circuit breaker shell 1, the inlet-outlet sleeve 2 is provided with wire 3, and the wire 3 is by being fastened in inlet-outlet sleeve 2
On.
In order that circuit breaker, in the present embodiment, it is preferred that the both sides of the conducting block 5 are provided with two conductive blocks
6, and conductive block 6 is separately positioned on the both sides up and down of conducting block 5, the top of conducting block 5 is provided with rotating shaft, and conducting block 5
It can rotate upwardly and downwardly and be fixed by conductive block 6.
In order that circuit breaker, in the present embodiment, it is preferred that the top of the conducting block 5 is provided with pushing block, described to lead
Electric top pushing block one end of block 5 is connected with insulated tension pole 8, and the centre position of the insulated tension pole 8 is provided with spring 7, described exhausted
The side of edge pull bar 8, which is provided with, pulls main shaft 9, and pulls main shaft 9 conductive by pulling insulated tension pole 8 to promote pushing block
Block 5 is rotated, and the insulated tension pole 8 is connected with pulling main shaft 9 by axis of rotation.
In order that there is vacuum extinction environment, in the present embodiment, it is preferred that the bottom position inside the circuit breaker shell 1
Vacuum chamber 12 is installed, the inlet-outlet sleeve 2 passes through insulation booth 11, and junction is sealed by encapsulant and fixed, described
Vacuum chamber 12 is sealed by insulation booth 11, and the used nut in the bottom of insulation booth 11 is fixed on circuit breaker shell 1.
Operation principle and process for using of the present utility model：After the utility model installs, by circuit breaker shell 1 and machine
Case installation is fixed, and is accessed with the wire 3 on inlet-outlet sleeve 2 in circuit, when occurring fault in circuit, current transformer
4, by induced-current, pull main shaft 9 to act on insulated tension pole 8 and pull pushing block, pushing block rotates down conducting block 5, conducting block
5 and conductive block conduction block 6 separate, make circuit breaker, electric arc arc extinguishing in vacuum chamber 12, restoring circuit, can be again turned on
Tripping operation 10, effect pull main shaft 9 conducting block 5 is connected with conductive block 6.Circuit can recover normal.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of vacuum disconnector, including circuit breaker shell（1）, it is characterised in that：The circuit breaker shell（1）Both sides external is set
It is equipped with inlet-outlet sleeve（2）, the inlet-outlet sleeve（2）Both sides up and down be provided with current transformer（4）, the inlet-outlet line set
Pipe（2）On be provided with wire（3）, the current transformer（4）One end be provided with vacuum chamber（12）, the vacuum chamber（12）'s
Outside is provided with insulation booth（11）, the vacuum chamber（12）Be internally provided with conducting block（5）, the conducting block（5）Both sides
It is provided with conductive block（6）, the conducting block（5）Top set insulated tension pole（8）, the insulated tension pole（8）On be provided with
Spring（7）, the insulated tension pole（8）One end be provided with pulling main shaft（9）, the pulling main shaft（9）One end be provided with jump
Lock（10）, the circuit breaker shell（1）Upper surface be provided with cabinet cover（13）, the cabinet cover（13）Top be provided with
Device for hoisting（14）, the circuit breaker shell（1）Bottom be provided with chassis（15）.
A kind of 2. vacuum disconnector according to claim 1, it is characterised in that：The inlet-outlet sleeve（2）Through power-off
Device shell（1）Inside, in circuit breaker shell（1）Both sides be respectively arranged with two inlet-outlet sleeves（2）, the inlet-outlet line set
Pipe（2）Circuit breaker shell is fixed on by nut（1）On, the inlet-outlet sleeve（2）It is provided with wire（3）, the wire（3）
By being fastened in inlet-outlet sleeve（2）On.
A kind of 3. vacuum disconnector according to claim 1, it is characterised in that：The conducting block（5）Both sides be provided with
Two conductive blocks（6）, and conductive block（6）It is separately positioned on conducting block（5）Both sides up and down, the conducting block（5）Top
It is provided with rotating shaft, and conducting block（5）It can rotate upwardly and downwardly by conductive block（6）It is fixed.
A kind of 4. vacuum disconnector according to claim 1, it is characterised in that：The conducting block（5）Top be provided with
Pushing block, the conducting block（5）Top pushing block one end is connected with insulated tension pole（8）, the insulated tension pole（8）Centre position
It is provided with spring（7）, the insulated tension pole（8）Side be provided with pulling main shaft（9）, and pull main shaft（9）Drawing can be passed through
Dynamic insulated tension pole（8）Pushing block is set to promote conducting block（5）Rotate, the insulated tension pole（8）With pulling main shaft（9）Turned by rotating shaft
Dynamic connection.
A kind of 5. vacuum disconnector according to claim 1, it is characterised in that：The circuit breaker shell（1）Internal bottom
Portion position is provided with vacuum chamber（12）, the inlet-outlet sleeve（2）Through insulation booth（11）, and junction is close by encapsulant
Sealing is determined, the vacuum chamber（12）Pass through insulation booth（11）Sealing, the insulation booth（11）The used nut in bottom is fixed on power-off
Device shell（1）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650286.7U CN206774446U (en) | 2017-06-06 | 2017-06-06 | A kind of vacuum disconnector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650286.7U CN206774446U (en) | 2017-06-06 | 2017-06-06 | A kind of vacuum disconnector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206774446U true CN206774446U (en) | 2017-12-19 |
Family
ID=60637652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720650286.7U Active CN206774446U (en) | 2017-06-06 | 2017-06-06 | A kind of vacuum disconnector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206774446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170654A (en) * | 2017-07-04 | 2017-09-15 | 合肥东玖电气有限公司 | The circuit breaker that a kind of short circuit is quick break |
-
2017
- 2017-06-06 CN CN201720650286.7U patent/CN206774446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170654A (en) * | 2017-07-04 | 2017-09-15 | 合肥东玖电气有限公司 | The circuit breaker that a kind of short circuit is quick break |
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