CN206849769U - A kind of vacuum circuit breaker - Google Patents
A kind of vacuum circuit breaker Download PDFInfo
- Publication number
- CN206849769U CN206849769U CN201720601372.9U CN201720601372U CN206849769U CN 206849769 U CN206849769 U CN 206849769U CN 201720601372 U CN201720601372 U CN 201720601372U CN 206849769 U CN206849769 U CN 206849769U
- Authority
- CN
- China
- Prior art keywords
- arc
- chutes
- insulator
- operating mechanism
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of vacuum circuit breaker, including operating mechanism and electric cabinet, insulator is provided with the right side of the operating mechanism, arc-control device is provided with below the insulator, the outside of the arc-control device is provided with porcelain tube, and the top of arc-control device is provided with insulator junction and determines conducting rod, it is described to determine to be provided with quiet ring flange below conducting rod, arc-chutes are provided with below the quiet ring flange, the arc-chutes are internally provided with contact, the both sides of the contact are provided with pressure test device, dynamic ring flange is provided with below the arc-chutes.The utility model can detect the pressure reached in arc-chutes, and it can be passed the information on by signal receiving/transmission device to remote control terminal, pressure changing can be recognized in time by remote control terminal, and rebuild in time, avoiding conventional circuit breaker needs timing manually be overhauled, the problem of expending larger quantities.
Description
Technical field
The utility model belongs to power operation service technique field, and in particular to a kind of vacuum circuit breaker.
Background technology
With the development of vacuum technique, the U.S. was just made first and was adapted to switch off the particular/special requirements such as capacitor bank the fifties
Vacuum switch, breaking current is still parked in the level of 4 kilo-amperes.Because the progress on vacuum material smelting technique and vacuum switch touch
The upper acquired breakthrough of header structure research, 1961, start 15 kilovolts of production, the vacuum circuit breaker that breaking current is 12.5 kilo-amperes
Device.Trial-production in 1966 is into 15 kilovolts, the vacuum circuit breaker of 26 kilo-amperes and 31.5 kilo-amperes, so that vacuum circuit breaker enters high electricity
Pressure, the power system of Large Copacity.
But vacuum circuit breaker in the market is not only complicated, and function is single, is not provided with air pressure detection
Device, it is impossible to detect the pressure in arc-chutes, thus can not monitor in real time arc-chutes whether normal operation, if the feelings to leak air
Condition, arc-control device can be caused to be normally carried out arc extinguishing, the problem of causing circuit cisco unity malfunction；It is not provided with signal transmitting and receiving
Device, it is impossible to arc extinguishing room pressure condition information is sent to remote monitoring end, thus staff can not have found open circuit in time
The working condition of device, use be not intelligent.
Utility model content
The purpose of this utility model is to provide a kind of vacuum circuit breaker, can not with solve to propose in above-mentioned background technology
The air pressure in arc-chutes is detected, and pressure information can not be fed back to remote control terminal, use is not intelligent, it is not easy to which maintenance is asked
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of vacuum circuit breaker, including operating mechanism
And electric cabinet, insulator is provided with the right side of the operating mechanism, and arc-control device is provided with below the insulator, it is described to go out
The outside of arc device is provided with porcelain tube, and the top of arc-control device is provided with insulator junction and determines conducting rod, described to lead surely
Quiet ring flange is provided with below electric pole, arc-chutes are provided with below the quiet ring flange, the inside of the arc-chutes is set
There is contact, the both sides of the contact are provided with pressure test device, and dynamic ring flange is provided with below the arc-chutes, described dynamic
It is provided with moving conductive rod below ring flange, described to determine conducting rod and moving conductive rod and be electrically connected with contact, the moving conductive
The lower left of bar and the junction of operating mechanism are provided with pull bar, and the electric cabinet is arranged on the left side of operating mechanism, and automatically controlled
The inner right side of case is provided with single-chip microcomputer, and signal receiving/transmission device, the pressure test device are provided with the left of the single-chip microcomputer
It is electrically connected with signal receiving/transmission device with single-chip microcomputer.
Preferably, the insulator is fixedly connected with operating mechanism by pull bar.
Preferably, the insulator is provided with two altogether, and two insulators are uniformly arranged on the right side of operating mechanism.
Preferably, the contact is provided with two altogether, and two contacts are uniformly arranged on the inside of arc-chutes.
Preferably, the arc-chutes are oval ball shape structure.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
Convenient, there is provided pressure test device, can detect the pressure reached in arc-chutes, and be able to will believe by signal receiving/transmission device
Breath is transferred to remote control terminal, avoids the occurrence of under non-vacuum, arc-control device can not carry out effective arc extinguishing, cause circuit to occur
The problem of failure, pressure changing can be recognized in time by remote control terminal, and be rebuild in time, use intelligent side
Just, avoiding conventional circuit breaker needs timing manually be overhauled, the problem of expending larger quantities.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- operating mechanisms, 2- insulators, 3- determine the quiet ring flange of conducting rod, 4-, 5- arc-chutes, 6- air pressure detection dress
Put, 7- contacts, 8- porcelain tubes, 9- moving conductive rods, 10- move ring flange, 11- pull bars, 12- single-chip microcomputers, 13- signal receiving/transmission devices, 14-
Electric cabinet, 15- arc-control devices.
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.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of vacuum circuit breaker, including operating mechanism 1 and electricity
Case 14 is controlled, the right side of operating mechanism 1 is provided with insulator 2, and the lower section of insulator 2 is provided with arc-control device 15, arc-control device 15
Outside be provided with porcelain tube 8, and the top of arc-control device 15 is provided with the junction of insulator 2 and determines conducting rod 3, determines conducting rod 3
Lower section be provided with quiet ring flange 4, the lower section of quiet ring flange 4 is provided with arc-chutes 5, and arc-chutes 5 are internally provided with contact 7,
The both sides of contact 7 are provided with pressure test device 6, and the lower section of arc-chutes 5 is provided with dynamic ring flange 10, move the lower section of ring flange 10
Moving conductive rod 9 is provided with, conducting rod 3 is determined and moving conductive rod 9 is electrically connected with contact 7, the lower left of moving conductive rod 9 and operation
The junction of mechanism 1 is provided with pull bar 11, and electric cabinet 14 is arranged on the left side of operating mechanism 1, and the inner right side of electric cabinet 14
Single-chip microcomputer 12 is provided with, the left side of single-chip microcomputer 12 is provided with signal receiving/transmission device 13, pressure test device 6 and signal receiving/transmission device
13 are electrically connected with single-chip microcomputer 12.
Insulator 2 is fixedly connected with operating mechanism 1 by pull bar 11；Insulator 2 is provided with two, and two insulators altogether
2 are uniformly arranged on the right side of operating mechanism 1；Contact 7 is provided with two altogether, and two contacts 7 are uniformly installed in the interior of arc-chutes 5
Portion；Arc-chutes 5 are oval ball shape structure.
Single-chip microcomputer 12 in the utility model uses a kind of programmable memory, for its internally stored program, performs
The user oriented instruction such as logical operation, sequential control, timing, counting and arithmetical operation, and by numeral or analog pattern input/
The various types of machineries of output control or production process；Signal receiving/transmission device 13 in the utility model is by transmitter and receiver
It is made up of two parts, transmitter carries certain information, it may be possible to someone one's voice in speech, TV images, wireless modulation-demodulation
The data or other guide of device, are encoded on sine wave, and by radio wave transmissions, receiver receives radio wave, from
Information is decoded on the sine wave received, transmitter and receiver are all launched using antenna and captured aerogram
Number.
Operation principle and process for using of the present utility model：Breaker is connected in circuit by binding post, works as electricity
When serious overload or short circuit and the failure such as under-voltage occur for road, trigger action mechanism 1 works, and operating mechanism 1 drives two to touch
First 7 separating brake, when two contacts 7 are in separating brake in the presence of operating mechanism, electric arc is produced between contact 7, the surface of contact 7 is at high temperature
Volatilize steam, because contact 7 is designed as special shape, electric current by when produce a magnetic field, electric arc is under this magnetic fields
Quickly moved along the surface tangent direction of contact 7, condensed part metals steam in the outside of arc-chutes 5, electric arc is in natural zero-crossing
When just extinguish, the dielectric strength between contact 7 is again rapid to be recovered to get up, and is completed rupturing duty, is detected by pressure test device 6
Pressure in arc-chutes 5, and by force information back to single-chip microcomputer 12, and transmitted by single-chip microcomputer 12 to signal receiving/transmission device
13, remote control terminal is sent information to by signal receiving/transmission device 13.
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 circuit breaker, including operating mechanism（1）And electric cabinet（14）, it is characterised in that：The operating mechanism（1）'s
Right side is provided with insulator（2）, the insulator（2）Lower section be provided with arc-control device（15）, the arc-control device（15）'s
Outside is provided with porcelain tube（8）, and arc-control device（15）Top and insulator（2）Junction, which is provided with, determines conducting rod（3）, it is described
Determine conducting rod（3）Lower section be provided with quiet ring flange（4）, the quiet ring flange（4）Lower section be provided with arc-chutes（5）, it is described
Arc-chutes（5）Be internally provided with contact（7）, the contact（7）Both sides be provided with pressure test device（6）, the arc extinguishing
Room（5）Lower section be provided with dynamic ring flange（10）, the dynamic ring flange（10）Lower section be provided with moving conductive rod（9）, it is described fixed
Conducting rod（3）And moving conductive rod（9）And contact（7）It is electrically connected with, the moving conductive rod（9）Lower left and operating mechanism
（1）Junction be provided with pull bar（11）, the electric cabinet（14）Installed in operating mechanism（1）Left side, and electric cabinet（14）
Inner right side be provided with single-chip microcomputer（12）, the single-chip microcomputer（12）Left side be provided with signal receiving/transmission device（13）, the gas
Press detection means（6）And signal receiving/transmission device（13）And single-chip microcomputer（12）It is electrically connected with.
A kind of 2. vacuum circuit breaker according to claim 1, it is characterised in that：The insulator（2）With operating mechanism（1）
Pass through pull bar（11）It is fixedly connected.
A kind of 3. vacuum circuit breaker according to claim 1, it is characterised in that：The insulator（2）Two are provided with altogether,
And two insulators（2）Uniformly it is arranged on operating mechanism（1）Right side.
A kind of 4. vacuum circuit breaker according to claim 1, it is characterised in that：The contact（7）It is provided with two altogether, and
Two contacts（7）Uniformly it is arranged on arc-chutes（5）Inside.
A kind of 5. vacuum circuit breaker according to claim 1, it is characterised in that：The arc-chutes（5）For oval ball-type knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601372.9U CN206849769U (en) | 2017-05-26 | 2017-05-26 | A kind of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601372.9U CN206849769U (en) | 2017-05-26 | 2017-05-26 | A kind of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206849769U true CN206849769U (en) | 2018-01-05 |
Family
ID=60797676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720601372.9U Expired - Fee Related CN206849769U (en) | 2017-05-26 | 2017-05-26 | A kind of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206849769U (en) |
-
2017
- 2017-05-26 CN CN201720601372.9U patent/CN206849769U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20180526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |