CN215497565U - High tension switchgear is electrified to be reported an emergency and asked for help or increased vigilance and locking system - Google Patents
High tension switchgear is electrified to be reported an emergency and asked for help or increased vigilance and locking system Download PDFInfo
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- CN215497565U CN215497565U CN202121086450.9U CN202121086450U CN215497565U CN 215497565 U CN215497565 U CN 215497565U CN 202121086450 U CN202121086450 U CN 202121086450U CN 215497565 U CN215497565 U CN 215497565U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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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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Abstract
The utility model discloses a high-voltage switch cabinet electrified warning and locking system which comprises a main control module, a high-voltage sensor, a voltage signal acquisition module, an LED display module, a cabinet door lock detection control module, a warning module and a wireless communication module. The utility model realizes the on-line monitoring of the monitoring host computer on the door lock of the high-voltage switch cabinet, has complete functions, is stable and reliable, can effectively avoid the error entering of workers into the electrified interval, reduces the occurrence of switch cabinet accidents, improves the safety management level of the transformer substation, realizes the real-time monitoring of managers and has practical value.
Description
Technical Field
The utility model relates to a switch cabinet control system, in particular to a live alarm and locking system of a high-voltage switch cabinet.
Background
The high-voltage switch cabinet is totally closed equipment, and maintainers cannot observe the disconnection point of power failure equipment. At present, switch cabinets commonly used in transformer substations are mainly movable type and fixed type. The traditional switch cabinet is electrified to display whether the high voltage is electrified or not by mainly adopting a neon lamp. The locking is mainly realized by a microcomputer five-prevention lock and an electromagnetic lock. The neon lamp is easy to damage, a straight key switch is needed for prolonging the service life of the neon lamp, but the disadvantage that the whole process cannot be monitored in a live way exists, and meanwhile, the warning of the neon lamp to workers is not visual and striking; five prevent locks and electromagnetic lock have the possibility of artificial unblock, when the operation personnel open by force, can't carry out effective control to the cabinet door lock.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a high-voltage switch cabinet live alarm and locking system which is stable and reliable in work and can realize the high-voltage live alarm and locking functions.
The purpose of the utility model is realized as follows: a high-voltage switch cabinet electrified warning and locking system comprises a main control module, a high-voltage sensor, a voltage signal acquisition module, an LED display module, a cabinet door lock detection control module, an alarm module and a wireless communication module;
the voltage acquisition module is used for acquiring a live signal of a high-voltage line and transmitting the signal to the main control module;
the main control module is used for receiving the signal transmitted by the voltage acquisition module, judging whether the high-voltage line is electrified or not, and respectively driving the LED display module, the cabinet door lock detection control module and the alarm module to make corresponding actions;
the LED display module is used for receiving the signal output by the main control module and displaying the high-voltage line electrification information;
the cabinet door lock detection control module is used for receiving the signal output by the main control module and making an opening or closing instruction for the cabinet door lock;
and the wireless communication module is used for transmitting the signal output by the main control module to the monitoring host.
When the high-voltage switch cabinet is in operation, the voltage acquisition module is used for acquiring a live signal of a high-voltage line and transmitting the signal to the main control module, the main control module judges whether the switch cabinet is live or not, if yes, the LED display module is driven to display live information and send a signal to the cabinet door lock detection control module, the cabinet door lock outputs a locking signal, at the moment, a person enters a detection area, the alarm module is driven to give an alarm, if the main control module judges that the switch cabinet is not live, at the moment, the worker presses a cabinet door unlocking button, the cabinet door lock detection control module outputs an unlocking signal to unlock the cabinet door lock, and the main control module transmits the received signal to the monitoring host through the wireless communication module.
Compared with the prior art, the utility model adopts the technical scheme, and has the beneficial effects that: the system realizes the online monitoring of the monitoring host computer on the door lock of the high-voltage switch cabinet, has complete functions, is stable and reliable, can effectively avoid workers from mistakenly entering the electrified interval, reduces the occurrence of switch cabinet accidents, improves the safety management level of the transformer substation, realizes the real-time monitoring of managers, and has practical value.
Furthermore, the main control module is electrically connected with the voltage signal acquisition module, the LED display module, the cabinet door lock detection control module, the alarm module and the wireless communication module.
Furthermore, the main control module is electrically connected with the power supply module.
In order to make the anti-jamming capability stronger, the voltage acquisition module comprises a chip U1 and a chip U2, and a pin No. 3 of the chip U1 is electrically connected with a pin No. 2 of the chip U2 through a resistor R2, a triode Q1, a diode D1 and a resistor R4.
In order to better realize the system function, the main control module adopts an STM32 chip.
Drawings
FIG. 1 is a block diagram of the system of the present invention.
FIG. 2 is a schematic circuit diagram of a voltage signal acquisition module of the present invention.
FIG. 3 is a schematic circuit diagram of the door lock detection control module according to the present invention.
Detailed Description
As shown in fig. 1, the live alarm and lockout system for the high-voltage switch cabinet comprises a main control module, a high-voltage sensor, a voltage signal acquisition module, an LED display module, a cabinet door lock detection control module, an alarm module and a wireless communication module;
the voltage acquisition module is used for acquiring a live signal of a high-voltage line and transmitting the signal to the main control module;
the main control module is used for receiving the signal transmitted by the voltage acquisition module, judging whether the high-voltage line is electrified or not, and respectively driving the LED display module, the cabinet door lock detection control module and the alarm module to make corresponding actions; the main control module adopts an STM32 chip.
The LED display module is used for receiving the signal output by the main control module and displaying the high-voltage line electrification information;
the cabinet door lock detection control module is used for receiving the signal output by the main control module and making an opening or closing instruction for the cabinet door lock;
the wireless communication module is used for transmitting the signal output by the main control module to the monitoring host, and the wireless communication module adopts a CC1310 chip.
The main control module is electrically connected with the voltage signal acquisition module, the LED display module, the cabinet door lock detection control module, the alarm module and the wireless communication module, and is also electrically connected with the power supply module.
As shown in fig. 2, the voltage acquisition module includes a chip U1 and a chip U2, a pin 3 of the chip U1 is electrically connected to a pin 2 of the chip U2 through a resistor R2, a transistor Q1, a diode D1, and a resistor R4; the voltage signal received by the high-voltage sensor is converted into a direct-current signal through the chip U1, then the triode Q1 is driven to be conducted through the resistor R2, at the moment, the VDD5V working voltage passes through the chip U2, the resistor R4, the light emitting diode D1 and the triode Q1 to form a loop, the light emitting diode D1 is lightened, and meanwhile, the signal is output to the microcontroller after the isolation of the chip U2.
As shown in figure 3, the cabinet door lock adopts an intelligent motor lock with the model number DJS02 of KOB company, a four-pin relay HF46-12-HS1 is adopted in a control circuit as a lock power driving element, an output contact of the relay is connected in series in an unlocking loop of a DJS02 type motor lock, and an L + terminal of the motor lock is connected with a 12V power supply. When a port PA6 (LOCK 1_ OUT) of the STM32 outputs a high level, a triode Q2 is conducted, a relay K1 is excited, normally open contacts 3 and 4 are closed, a port L1 and a port NO1 are closed, and a motor LOCK unlocking loop is switched on and unlocked; when the port PA6 outputs low level, the unlocking loop can not be conducted, the triode is changed from conduction to cut-off, the relay coil generates large reverse induced electromotive force, and the freewheeling diode D7 provides a discharge channel for the triode, so that the triode is prevented from being damaged.
When the high-voltage switch cabinet is in operation, the voltage acquisition module is used for acquiring a live signal of a high-voltage line and transmitting the signal to the main control module, the main control module judges whether the switch cabinet is live or not, if yes, the LED display module is driven to display live information and send a signal to the cabinet door lock detection control module, the cabinet door lock outputs a locking signal, at the moment, a person enters a detection area, the alarm module is driven to give an alarm, if the main control module judges that the switch cabinet is not live, at the moment, the worker presses a cabinet door unlocking button, the cabinet door lock detection control module outputs an unlocking signal to unlock the cabinet door lock, and the main control module transmits the received signal to the monitoring host through the wireless communication module.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (5)
1. A high-voltage switch cabinet electrified warning and locking system is characterized by comprising a main control module, a high-voltage sensor, a voltage signal acquisition module, an LED display module, a cabinet door lock detection control module, a warning module and a wireless communication module;
the voltage acquisition module is used for acquiring a live signal of a high-voltage line and transmitting the signal to the main control module;
the main control module is used for receiving the signal transmitted by the voltage acquisition module, judging whether the high-voltage line is electrified or not, and respectively driving the LED display module, the cabinet door lock detection control module and the alarm module to make corresponding actions;
the LED display module is used for receiving the signal output by the main control module and displaying the high-voltage line electrification information;
the cabinet door lock detection control module is used for receiving the signal output by the main control module and making an opening or closing instruction for the cabinet door lock;
and the wireless communication module is used for transmitting the signal output by the main control module to the monitoring host.
2. The live alarm and locking system of the high-voltage switch cabinet according to claim 1, wherein the main control module is electrically connected with the voltage signal acquisition module, the LED display module, the cabinet door lock detection control module, the alarm module and the wireless communication module.
3. The live warning and locking system of high voltage switch cabinet according to claim 1, wherein the main control module is further electrically connected to the power module.
4. The live alarm and lockout system of a high voltage switch cabinet according to claim 1, wherein the voltage collecting module comprises a chip U1 and a chip U2, and a pin 3 of the chip U1 is electrically connected to a pin 2 of the chip U2 through a resistor R2, a transistor Q1, a diode D1 and a resistor R4.
5. The live alarm and lockout system of a high voltage switch cabinet according to claim 1, wherein the main control module employs an STM32 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086450.9U CN215497565U (en) | 2021-05-20 | 2021-05-20 | High tension switchgear is electrified to be reported an emergency and asked for help or increased vigilance and locking system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086450.9U CN215497565U (en) | 2021-05-20 | 2021-05-20 | High tension switchgear is electrified to be reported an emergency and asked for help or increased vigilance and locking system |
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| CN215497565U true CN215497565U (en) | 2022-01-11 |
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| CN202121086450.9U Active CN215497565U (en) | 2021-05-20 | 2021-05-20 | High tension switchgear is electrified to be reported an emergency and asked for help or increased vigilance and locking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024092428A1 (en) * | 2022-10-31 | 2024-05-10 | 宁德时代新能源科技股份有限公司 | Safety protection apparatus, electrification system, energy storage system, and control system |
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2021
- 2021-05-20 CN CN202121086450.9U patent/CN215497565U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024092428A1 (en) * | 2022-10-31 | 2024-05-10 | 宁德时代新能源科技股份有限公司 | Safety protection apparatus, electrification system, energy storage system, and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Baoying Longzhichang Electrical Machinery Co.,Ltd. Assignor: Jiangsu Huabao Electric Co.,Ltd. Contract record no.: X2024980008732 Denomination of utility model: A live alarm and locking system for high-voltage switchgear Granted publication date: 20220111 License type: Common License Record date: 20240703 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A live alarm and locking system for high-voltage switchgear Granted publication date: 20220111 Pledgee: Jiangsu Baoying Rural Commercial Bank Co.,Ltd. Pledgor: Jiangsu Huabao Electric Co.,Ltd. Registration number: Y2024980034482 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |