CN107481886A - A kind of vacuum circuit breaker - Google Patents
A kind of vacuum circuit breaker Download PDFInfo
- Publication number
- CN107481886A CN107481886A CN201610400897.6A CN201610400897A CN107481886A CN 107481886 A CN107481886 A CN 107481886A CN 201610400897 A CN201610400897 A CN 201610400897A CN 107481886 A CN107481886 A CN 107481886A
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- vacuum circuit
- contact arm
- master controller
- module
- 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.)
- Pending
Links
Classifications
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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
-
- 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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- 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
- H01H33/666—Operating arrangements
Landscapes
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
A kind of vacuum circuit breaker, including breaker body, breaker body is installed on chassis vehicle, the breaker body includes mechanism case and three phase pole units, operating mechanism is provided with the mechanism case, three phase pole units are transversely arranged, each phase pole unit includes upper contact arm, lower contact arm, arc-chutes and major loop, the upper contact arm and lower contact arm are provided with temperature detecting module, current sensing means is additionally provided with the lower contact arm, the temperature detecting module, current sensing means is connected with control device, the control device includes microcontroller and wireless communication module, microcontroller is connected by wireless communication module with master controller；Electronic trip unit is additionally provided with the operation module, electronic trip unit is by tripping mechanism；Electronic trip unit is connected with main controller.The present invention provides a kind of vacuum circuit breaker, has intelligent protection function, stable performance, simple installation, can effectively reduce power distribution cabinet volume, and the High Voltage Circuit Breaker Condition can be monitored.
Description
Technical field
The present invention relates to breaker technical field, particularly a kind of vacuum circuit breaker.
Background technology
Vacuum circuit breaker is the important control device in power system, is easy to cause power grid accident when breaking down due to vacuum circuit breaker and causes great economic loss, the maintenance mode of now widely used vacuum circuit breaker has two kinds：Periodic inspection and overhaul afterwards.The failure and defect for the discovering device that maintenance can not be early afterwards；Periodic inspection lack of targeted, the significant wastage of man power and material is often caused, simultaneously because excessive maintenance is also possible to bring new potential safety hazard.Traditional vacuum circuit breaker does not possess the function of auto-action, the cut-offfing of breaker, closes and relies primarily on manual operation mechanical device to realize.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of vacuum circuit breaker, have intelligent protection function, stable performance, simple installation, can effectively reduce power distribution cabinet volume, and the High Voltage Circuit Breaker Condition can be monitored.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of vacuum circuit breaker, including breaker body, breaker body is installed on chassis vehicle, the breaker body includes mechanism case and three phase pole units, operating mechanism is provided with the mechanism case, three phase pole units are transversely arranged, and each phase pole unit includes upper contact arm, lower contact arm, arc-chutes and major loop, it is characterised in that：The upper contact arm and lower contact arm are provided with temperature detecting module, current sensing means is additionally provided with the lower contact arm, the temperature detecting module, current sensing means are connected with control device, the control device includes microcontroller and wireless communication module, and microcontroller is connected by wireless communication module with master controller；Electronic trip unit is additionally provided with the operation module, electronic trip unit is by tripping mechanism；Electronic trip unit is connected with main controller.
Preferably, the master controller is also connected with transfer motion power device, and the power set are motor, and motor is installed on chassis vehicle, and motor drives the propulsion screw mandrel of chassis vehicle to rotate by rotating shaft, and rotating shaft is fixedly connected on the circle centre position for promoting screw mandrel.
Preferably, the phase spacing between the phase pole unit is 210 or 275mm.
Preferably, the master controller is in operation module.
Preferably, the master controller is also connected with memory module.
Preferably, the master controller is also connected by interface with host computer.
Preferably, the wireless communication module is ZigBee communication module.
Preferably, the master controller is PLC, and the microcontroller is single-chip microcomputer.
A kind of vacuum circuit breaker provided by the invention, signal can be gathered by Rogowski coil current transformer when vacuum circuit breaker breaks down in the process of running and be sent to master controller, master controller sends order to electronic trip unit, electronic trip unit control tripping mechanism action, makes vacuum circuit breaker separating brake；Power set drive chassis vehicle to promote screw mandrel action simultaneously, realize the function of electronic isolation.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structured flowchart of control section of the present invention；
In figure：Chassis vehicle 1, operation module 2, upper contact arm 3, lower contact arm 4, temperature detecting module 5, current sensing means 6, control device 7, microcontroller 71, wireless communication module 72, electronic trip unit 8, tripping mechanism 9, promote screw mandrel 10.
Embodiment
In Fig. 1-2, a kind of vacuum circuit breaker, including breaker body, breaker body is installed on chassis vehicle 1, the breaker body includes operation module 2 and three phase pole units, operating mechanism is provided with the mechanism case 2, three phase pole units are transversely arranged, each phase pole unit includes upper contact arm 3, lower contact arm 4, arc-chutes and major loop, the upper contact arm 3 and lower contact arm 4 are provided with temperature detecting module 5, current sensing means 6 is additionally provided with the lower contact arm 4, the temperature detecting module 5, current sensing means 6 is connected with control device 7, the control device 7 includes microcontroller 71 and wireless communication module 72, microcontroller 71 is connected by wireless communication module 72 with master controller；Electronic trip unit 8 is additionally provided with the operation module 2, electronic trip unit 8 is by tripping mechanism 9；Electronic trip unit 8 is connected with main controller.
The master controller is also connected with transfer motion power device, and the power set are motor, and motor is installed on chassis vehicle 1, and motor drives the propulsion screw mandrel 10 of chassis vehicle 1 to rotate by rotating shaft, and rotating shaft is fixedly connected on the circle centre position for promoting screw mandrel 10.
Phase spacing between the phase pole unit is 210 or 275mm.The volume of whole breaker is accordingly reduced, also greatly reduces space-consuming of the breaker in middle-placed switch cabinet, adapted 800/1000mm middle-placed switch cabinet is only needed using this vacuum circuit breaker, space and expense can be saved.
The master controller is in mechanism case 2.
The master controller is also connected with memory module.Memory module has huge data storage function, can be by temperature detecting module 5, and the data that current sensing means 6 detects are stored.
The master controller is also connected by interface with host computer.Man-machine interaction can be realized, remotely completes the monitoring to breaker, and data can be analyzed and processed.
The wireless communication module 72 is ZigBee communication module.ZigBee communication module dissipation is low, and networking is convenient, can use CC2530 chips.
The master controller is PLC, and the microcontroller 71 is single-chip microcomputer.
Signal can be gathered by Rogowski coil current transformer when vacuum circuit breaker breaks down in the process of running and be sent to master controller, master controller sends order to electronic trip unit, electronic trip unit control tripping mechanism action, makes vacuum circuit breaker separating brake；Power set drive chassis vehicle to promote screw mandrel action simultaneously, realize the function of electronic isolation.
The above embodiments are only the preferred technical solution of the present invention; and it is not construed as the limitation for the present invention; the equivalents of technical characteristic are protection domain in the technical scheme that protection scope of the present invention should be recorded with claim, including the technical scheme of claim record.Equivalent substitution i.e. within this range is improved, also within protection scope of the present invention.
Claims (9)
1. a kind of vacuum circuit breaker, including breaker body, breaker body are installed on chassis vehicle（1）On, the breaker body includes operation module（2）And three phase pole units, the mechanism case（2）Interior to be provided with operating mechanism, three phase pole units are transversely arranged, and each phase pole unit includes upper contact arm（3）, lower contact arm（4）, arc-chutes and major loop, it is characterised in that：The upper contact arm（3）And lower contact arm（4）It is provided with temperature detecting module（5）, the lower contact arm（4）On be additionally provided with current sensing means（6）, the temperature detecting module（5）, current sensing means（6）And control device（7）Connection, the control device（7）Including microcontroller（71）With wireless communication module（72）, microcontroller（71）Pass through wireless communication module（72）It is connected with master controller；The operation module（2）Inside it is additionally provided with electronic trip unit（8）, electronic trip unit（8）Located at tripping mechanism（9）It is other；Electronic trip unit（8）It is connected with main controller.
A kind of 2. vacuum circuit breaker according to claim 1, it is characterised in that：The master controller is also connected with transfer motion power device, and the power set are motor, and motor is installed on chassis vehicle（1）On, motor drives chassis vehicle by rotating shaft（1）Propulsion screw mandrel（10）Rotate, rotating shaft is fixedly connected on propulsion screw mandrel（10）Circle centre position.
A kind of 3. vacuum circuit breaker according to claim 1, it is characterised in that：Phase spacing between the phase pole unit is 210 or 275mm.
A kind of 4. vacuum circuit breaker according to claim 1, it is characterised in that：The master controller is located at operation module（2）It is interior.
A kind of 5. vacuum circuit breaker according to claim 1, it is characterised in that：The master controller is also connected with memory module.
A kind of 6. vacuum circuit breaker according to claim 1, it is characterised in that：The master controller is also connected by interface with host computer.
A kind of 7. vacuum circuit breaker according to claim 1, it is characterised in that：The wireless communication module（72）For ZigBee communication module.
A kind of 8. vacuum circuit breaker according to claim 1, it is characterised in that：The master controller is PLC, the microcontroller（71）For single-chip microcomputer.
A kind of 9. vacuum circuit breaker according to claim 1, it is characterised in that：The current sensing means（6）For Rogowski coil current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400897.6A CN107481886A (en) | 2016-06-08 | 2016-06-08 | A kind of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400897.6A CN107481886A (en) | 2016-06-08 | 2016-06-08 | A kind of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107481886A true CN107481886A (en) | 2017-12-15 |
Family
ID=60594402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610400897.6A Pending CN107481886A (en) | 2016-06-08 | 2016-06-08 | A kind of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107481886A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223880A (en) * | 2019-07-24 | 2019-09-10 | 四川电器集团股份有限公司 | A kind of intelligent breaker handcart |
| CN110286265A (en) * | 2019-07-24 | 2019-09-27 | 四川电器集团股份有限公司 | Contact arm measure annular device for vacuum circuit breaker |
| CN112017873A (en) * | 2020-08-25 | 2020-12-01 | 王云保 | Circuit breaker integrated with wireless temperature measuring sensor |
-
2016
- 2016-06-08 CN CN201610400897.6A patent/CN107481886A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223880A (en) * | 2019-07-24 | 2019-09-10 | 四川电器集团股份有限公司 | A kind of intelligent breaker handcart |
| CN110286265A (en) * | 2019-07-24 | 2019-09-27 | 四川电器集团股份有限公司 | Contact arm measure annular device for vacuum circuit breaker |
| CN110223880B (en) * | 2019-07-24 | 2024-02-13 | 四川电器集团股份有限公司 | Intelligent circuit breaker handcart |
| CN110286265B (en) * | 2019-07-24 | 2024-05-10 | 河北杰能电气设备有限公司 | Contact arm measuring ring device for vacuum circuit breaker |
| CN112017873A (en) * | 2020-08-25 | 2020-12-01 | 王云保 | Circuit breaker integrated with wireless temperature measuring sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171215 |
|
| WD01 | Invention patent application deemed withdrawn after publication |