CN216530715U - Switch type intelligent circuit breaker with automatic reclosing - Google Patents
Switch type intelligent circuit breaker with automatic reclosing Download PDFInfo
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- CN216530715U CN216530715U CN202121254044.9U CN202121254044U CN216530715U CN 216530715 U CN216530715 U CN 216530715U CN 202121254044 U CN202121254044 U CN 202121254044U CN 216530715 U CN216530715 U CN 216530715U
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- 238000012545 processing Methods 0.000 claims abstract description 50
- 238000004891 communication Methods 0.000 claims abstract description 31
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 abstract description 2
- 239000007857 degradation product Substances 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 13
- 238000012423 maintenance Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a switch type intelligent circuit breaker with an automatic reclosing switch, which comprises a main control processing module, an acquisition module, a wireless communication module and an automatic relay device, wherein the acquisition module is electrically connected with a circuit breaker wire outlet end, the acquisition module is electrically connected with the main control processing module, the wireless communication module is electrically connected with the main control processing module, the main control processing module is electrically connected with the automatic relay device, the automatic relay device is electrically connected with a mechanical device, and the wireless communication module is also electrically connected with a buzzer and an LED lamp. Circuit information is collected through the collection module, and send to main control processing module, main control processing module can in time break the circuit breaker and send the warning through bee calling organ and LED lamp during the trouble, in time discover the problem and solve the problem, remind the user to change the degradation product, reduce the potential safety hazard, during temporary trouble, main control processing unit and relay automatic device drive mechanical device after the scheduled time, mechanical device drives circuit breaker knife switch reclosing, the security and the stability of improvement circuit system operation.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to a switch type intelligent circuit breaker with an automatic reclosing function.
Background
The circuit breaker is used as important equipment in the power system, and the running state of the circuit breaker directly influences the running stability and the power supply reliability of the whole power system, so that the circuit breaker has positive significance for monitoring and alarming the circuit breaker in real time and determining troubleshooting and facilitating the stable running of a circuit.
Because the common circuit breaker is used for switching on and switching off a load circuit, the circuit can be automatically cut off when faults such as serious overload, short circuit, undervoltage and the like occur. It operates very frequently and is prone to some failure. After the circuit breaker breaks down, maintenance personnel are needed to timely maintain and eliminate the circuit breaker, so that the stable operation of a circuit is guaranteed, and therefore the fault of the circuit breaker needs to be timely detected. But sometimes the maintenance personnel can not find and judge which kind of fault in time after the breaker breaks down. The detection method commonly used at present is to carry out regular maintenance on the circuit breaker, and the maintenance mode can eliminate the fault in time when the fault is found, but the fault cannot be found in time. The common circuit breakers in the market do not have the functions of real-time warning, remote control, fault indicator lamp display and automatic reclosing after a temporary fault occurs. However, most of power line faults are temporary and transient faults, after a line is quickly disconnected by a breaker, the insulation level of a fault point can be automatically recovered, the fault disappears immediately, but at the moment, a common breaker cannot recover normal power supply without a worker pushing the breaker to influence the running stability of a circuit system, and therefore a switch type intelligent breaker with automatic reclosing is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a switching type intelligent circuit breaker with an automatic reclosing mechanism, so as to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a switch type intelligent circuit breaker with automatic reclosing, includes main control processing module, collection module, wireless communication module and automatic relay device, the three-phase binding post of circuit breaker leading-out terminal is connected to collection module's input electricity, main control processing module is connected to collection module's output electricity, main control processing module is connected to wireless communication module electricity, automatic relay device is connected to main control processing module electricity, automatic relay device electricity connects mechanical device, bee calling organ and LED lamp are connected to wireless communication module still electricity.
Preferably, the main control processing module is a TI-MSP430 32-bit single chip microcomputer, the main control processing module is electrically connected with a small liquid crystal display and an input setting module, and the input setting module is an input key.
Preferably, the main control processing module is electrically connected with an electronic release, the electronic release is electrically connected with a wireless communication module, and the wireless communication module is a wireless 485/422 data communication unit.
Preferably, the relay automatic device is a time relay, the mechanical device is a micro motor electrically connected with the relay automatic device, and an output shaft of the motor is connected with a breaker knife switch.
Preferably, the acquisition module comprises three-phase current acquisition, three-phase voltage acquisition and leakage current acquisition, and the three-phase current acquisition, the three-phase voltage acquisition and the leakage current acquisition are all electrically connected with a three-phase wiring terminal of the circuit breaker leading-out terminal.
Preferably, the three-phase current collection adopts a three-phase alternating current transformer, the three-phase voltage collection adopts a three-phase voltage transformer, and the leakage current collection adopts a zero sequence current transformer.
Compared with the prior art, the utility model has the beneficial effects that:
1. the wireless solution has small installation workload, is more convenient and flexible in the production process of products and is beneficial to improving the production efficiency;
2. the intelligent control is carried out through the main control processing module, so that the applicable environment of the product is more complex, and the product is safer, more convenient and quicker to install;
3. the circuit information is acquired through the acquisition module and is sent to the main control processing module through analog-to-digital conversion, when a fault occurs, the main control processing module can timely disconnect the circuit breaker and send out an alarm through the buzzer and the LED lamp, so that problems can be timely found and solved, a user is reminded to replace a degraded product, and potential safety hazards are reduced;
4. the wireless communication module is used for transmitting and receiving the monitored data, so that the safety is good, and the transmission rate is high;
5. the automatic reclosing function after the temporary fault occurs effectively improves the safety and the stability of the operation of the circuit system.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a block diagram of the structure of the acquisition module of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a switch type intelligent circuit breaker with automatic reclosing, including main control processing module, collection system, wireless communication module and automatic relay device, the three-phase binding post of circuit breaker leading-out terminal is connected to collection system's input electricity, main control processing module is connected to collection system's output electricity, main control processing module is connected to the wireless communication module electricity, automatic relay device is connected to main control processing module electricity, automatic relay device electricity connects mechanical device, buzzer and LED lamp are connected to wireless communication module still electricity. The acquisition module acquires data and uploads the acquired data to the main control processing module for data processing, when circuit data acquired by the acquisition module exceeds a load limit threshold value of the main control processing module, the circuit breaker breaks a circuit, the main control processing unit and the relay automatic device drive the mechanical device after preset time, the mechanical device drives a breaker knife switch to be reclosed, if the fault is temporary and is automatically eliminated, a circuit is powered back again, if the fault is temporary and continuous, the circuit breaker is tripped again, the main control processing module refuses to execute a reclosing program, the circuit breaker keeps a disconnected state, the wireless communication module is used for communication connection between the main control processing module and the remote control platform and data communication and is used for receiving action instructions issued by the remote control platform, and the wireless communication module is convenient for sending circuit breaker disconnection and reclosing signals to the remote upper computer and receiving action instructions issued by the upper computer, when the circuit breaker is disconnected, the main control processing module controls the buzzer and the LED lamp to give an alarm, so that convenience is brought to monitoring and maintenance of maintenance personnel.
The main control processing module is a TI-MSP430 type 32-bit singlechip, the main control processing module is electrically connected with a small liquid crystal display and an input setting module, and the input setting module is an input key, so that the load limit threshold value of the main control processing module is adjusted through the input setting module, and information such as the threshold value, the running state and the like is displayed through the small liquid crystal display.
The main control processing module is electrically connected with the electronic release, the electronic release is electrically connected with the wireless communication module, so that the active processing module can control the electronic release to release and trip, and is connected with an upper computer through the wireless communication module to perform remote control, and the wireless communication module is a wireless 485/422 data communication unit.
The relay automatic device is a time relay, the mechanical device is a micro motor electrically connected with the relay automatic device, and an output shaft of the motor is connected with a breaker knife switch.
The acquisition module comprises three-phase current acquisition, three-phase voltage acquisition and leakage current acquisition, the three-phase voltage acquisition and the leakage current acquisition are electrically connected with a three-phase wiring terminal of a circuit breaker leading-out terminal, a three-phase alternating current transformer is adopted for the three-phase current acquisition, a current signal is provided and sent to the acquisition module, the current signal is sent to the main control processing module through analog-to-digital conversion, whether the current reaches a load limiting threshold value or not is identified, whether the circuit is overloaded or short-circuited is judged, a three-phase voltage transformer is adopted for the three-phase voltage acquisition, a voltage signal is provided to the acquisition module and sent to the main control processing module through analog-to-digital conversion, overvoltage, undervoltage and open phase are identified, a zero-sequence current transformer is adopted for the leakage current acquisition, a residual current signal is provided to the acquisition module, the voltage is sent to the main control processing module through analog-to-digital conversion, whether the circuit leaks electricity is identified, and the circuit system fault is comprehensively detected.
The working principle is as follows: when the utility model is used, the acquisition module acquires circuit data and transmits the circuit data to the main control processing module through analog-to-digital conversion, when the circuit data acquired by the acquisition module exceeds a load limit threshold value of the main control processing module, the main control processing module controls the electronic release to disconnect and trip the circuit breaker, the main control processing unit and the relay automatic device drive the mechanical device after a preset time, the mechanical device drives the knife switch of the circuit breaker to reclose, if the fault is temporary and is automatically eliminated, the circuit is powered up again, if the fault is temporary and continuous, the circuit breaker is tripped again, the main control processing module refuses to execute a reclosing program, the circuit breaker keeps a disconnected state, the wireless communication module is used for communication connection between the main control processing module and the remote control platform and data communication and is used for receiving action instructions issued by the remote control platform, so that circuit breaker disconnection and reclosing signals are conveniently transmitted to the remote upper computer, when the circuit breaker is disconnected, the main control processing module controls the buzzer and the LED lamp to give an alarm, so that convenience is brought to monitoring and maintenance of maintenance personnel, real-time warning, remote control and fault lamp display functions are realized, and the function of automatic reclosing after a temporary fault occurs, so that the safety and the stability of the operation of a circuit system are effectively improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a switch type intelligent circuit breaker with automatic reclosing lock, includes main control processing module, collection module, wireless communication module and relay automation device, its characterized in that: the intelligent circuit breaker comprises an acquisition module, a wireless communication module, a relay automatic device, a mechanical device and a buzzer, wherein the input end of the acquisition module is electrically connected with a three-phase wiring terminal of a circuit breaker leading-out terminal, the output end of the acquisition module is electrically connected with a master control processing module, the wireless communication module is electrically connected with the master control processing module, the master control processing module is electrically connected with the relay automatic device, the relay automatic device is electrically connected with the mechanical device, and the wireless communication module is further electrically connected with the buzzer and the LED lamp.
2. The switch-type intelligent circuit breaker with automatic reclosing according to claim 1, wherein: the main control processing module is a TI-MSP430 type 32-bit singlechip, the main control processing module is electrically connected with a small liquid crystal display and an input setting module, and the input setting module is an input key.
3. The intelligent circuit breaker with automatic reclosing lock of claim 1, characterized in that: the main control processing module is electrically connected with an electronic release, the electronic release is electrically connected with a wireless communication module, and the wireless communication module is a wireless 485/422 data communication unit.
4. The intelligent circuit breaker with automatic reclosing lock of claim 1, characterized in that: the relay automatic device is a time relay, the mechanical device is a micro motor electrically connected with the relay automatic device, and an output shaft of the motor is connected with a breaker knife switch.
5. The intelligent circuit breaker with automatic reclosing lock of claim 1, characterized in that: the acquisition module comprises three-phase current acquisition, three-phase voltage acquisition and leakage current acquisition, and the three-phase current acquisition, the three-phase voltage acquisition and the leakage current acquisition are all electrically connected with a three-phase wiring terminal of a circuit breaker leading-out terminal.
6. The switch-type intelligent circuit breaker with automatic reclosing according to claim 5, wherein: the three-phase current collection adopts a three-phase alternating current transformer, the three-phase voltage collection adopts a three-phase voltage transformer, and the leakage current collection adopts a zero sequence current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121254044.9U CN216530715U (en) | 2021-06-05 | 2021-06-05 | Switch type intelligent circuit breaker with automatic reclosing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121254044.9U CN216530715U (en) | 2021-06-05 | 2021-06-05 | Switch type intelligent circuit breaker with automatic reclosing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216530715U true CN216530715U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121254044.9U Expired - Fee Related CN216530715U (en) | 2021-06-05 | 2021-06-05 | Switch type intelligent circuit breaker with automatic reclosing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216530715U (en) |
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2021
- 2021-06-05 CN CN202121254044.9U patent/CN216530715U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |