CN214799030U - High-voltage board switch safety arrangement - Google Patents
High-voltage board switch safety arrangement Download PDFInfo
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- CN214799030U CN214799030U CN202022597008.4U CN202022597008U CN214799030U CN 214799030 U CN214799030 U CN 214799030U CN 202022597008 U CN202022597008 U CN 202022597008U CN 214799030 U CN214799030 U CN 214799030U
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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
- 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
- Y04S40/124—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 wired telecommunication networks or data transmission busses
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model belongs to the technical field of electric power protection device, concretely relates to high-voltage board switch safety arrangement, the high-voltage board body including the static contact, the static contact on install temperature sensor, temperature sensor be connected with the optic fibre thermoscope through connecting optic fibre, the optic fibre thermoscope pass through RS485 communication interface and be connected with the PC server. The device realizes real-time monitoring of the operation data of the on-site high-voltage switch cabinet, outputs trip protection for abnormal alarm faults, solves the problem of invalid monitoring of the high-voltage switch cabinet, maintains the blank of the control technical field, reduces the power supply danger coefficient, and avoids the long-time power failure and production stop loss of company workshops and electric equipment caused by equipment failure or damage; the equipment point inspection time is shortened, the equipment inspection danger coefficient is reduced, and the working efficiency is improved; improve the safety management of the equipment and prolong the service life of the equipment.
Description
Technical Field
The utility model belongs to the technical field of the electric power protection device, concretely relates to high-voltage board switch cabinet safety arrangement.
Background
High personnel of high voltage level danger coefficient can not be close observation and inspection after the high-voltage board switch transmits power at ordinary times, and it is very inconvenient to bring for monitoring of usual equipment, maintenance, especially special electric stove equipment power consumption, because equipment load is big and ordinary often deciliter high-voltage board switch, daily production also can not have a power failure and inspect the maintenance equipment, has the risk coefficient height, and the deciliter life of switch is limited. The high-voltage cabinet switch safety protection device carries out real-time online monitoring on the temperature of the moving contact and the static contact of the high-voltage cabinet switch, automatically acquires data and compares and analyzes the data in a background, finds that equipment is abnormal, gives an alarm in time or outputs a breaking switch in a fault, protects the safety of the high-voltage cabinet switch, electrical equipment and circuits, and solves the blank of the prior high-voltage cabinet switch effective monitoring and maintenance control technology.
In the prior art, the following two monitoring methods for the high-voltage cabinet switch exist: (1) the original monitoring method of the high-voltage cabinet switch adopts a temperature paste test to monitor the temperature of a switch contact; (2) the current market mainstream adopts the sensor wireless transmission temperature measurement mode to carry out real-time monitoring to the switch contact to high tension switchgear. The temperature paste test method is that a temperature test paste is pasted on a static contact of a high-voltage switch cabinet, when power failure and shutdown maintenance are carried out each time, a switch is turned on for inspection, and the temperature test paper is found to change color to judge that the temperature of the switch is abnormal, and then equipment maintenance is carried out. The wireless transmission temperature measurement mode is mainly characterized in that a sensor is sleeved on a static contact of a high-voltage switch cabinet, a receiving instrument is installed on a cabinet door, and after a circuit or electrical equipment is powered on, the temperature of the static contact sensor is wirelessly received by the instrument according to an electromagnetic induction principle, so that the current switch temperature condition is monitored in real time on line, and an effective measure that the equipment can be checked and maintained only when the ordinary high-voltage switch is powered off or is shut down is solved.
However, the measurement monitoring and measuring method in the prior art as described above has the following disadvantages: (1) the temperature paste test method judges the equipment condition through the change of the temperature paste form, the data is unreliable, and the equipment can be checked and maintained only when the power failure and the production stop of the line or the electrical equipment occur. (2) The wireless transmission temperature measurement mode has slow transmission speed response and unstable data and can only transmit in short distance. The monitoring method in the prior art can not realize real-time monitoring, the failure discovery of the electric equipment is slow, the production stop and power failure time is long, the point inspection time of the equipment is long, and the inspection danger coefficient of the equipment is high.
Disclosure of Invention
The utility model aims to provide a high-voltage cabinet switch cabinet safety protection device aiming at the problems existing in the prior art, which realizes the real-time monitoring of the operation data of the on-site high-voltage switch cabinet and the abnormal alarm fault output trip protection, solves the problem of invalid monitoring of the high-voltage cabinet switch, maintains the blank of the control technical field, reduces the power supply danger coefficient, and avoids the long-time power failure and production halt loss of company workshops and electric equipment caused by equipment failure or damage; the equipment point inspection time is shortened, the equipment inspection danger coefficient is reduced, and the working efficiency is improved; improve the safety management of the equipment and prolong the service life of the equipment.
The technical scheme of the utility model is that:
a high-voltage cabinet switch safety protection device is used for a high-voltage cabinet body, the high-voltage cabinet body comprises a fixed contact, a temperature sensor is installed on the fixed contact, the temperature sensor is connected with an optical fiber temperature measuring instrument through a connecting optical fiber, and the optical fiber temperature measuring instrument is connected with a PC server through an RS485 communication interface.
Specifically, six fixed contacts are provided, and are all provided with temperature sensors.
Specifically, the temperature sensor is a high-sensitivity probe sensor.
Specifically, each static contact is arranged in the contact box.
Specifically, the high-voltage board body is provided with a comprehensive protector for protecting a high-voltage board switch, electrical equipment and a circuit.
Specifically, the high-voltage board body comprises a switch state module.
Specifically, the optical fiber thermometer is a fluorescence probe optical fiber thermometer and is installed on the high-voltage cabinet body.
The utility model has the advantages that: the high-voltage cabinet switch safety protection device is mainly characterized in that a high-sensitivity probe sensor is connected with a fluorescence optical fiber temperature measuring instrument in a wired transmission mode through connecting optical fiber transmission, and is connected with a central control computer PC background server through optical fiber RS485 communication to form a set of control device for monitoring the operation data of a field switch in real time in two places, so that signal acquisition can be guaranteed safely and stably, and abnormal alarm fault output tripping protection is achieved.
The fluorescent optical fiber thermometer is installed on the closed switch cabinet body, is simple in structure, and the high-sensitivity probe sensor is directly and oppositely connected with the switch static contact, so that the point temperature of the switch contact is directly measured, and the measurement effect is good.
The fluorescence optical fiber thermometer is connected with the background of the central control PC server through optical fibers, RS485 communication data are adopted, and the central control PC server can set and read parameters of the instrument and acquire data through an RS485 interface.
The central control PC server can realize the functions of multi-channel measured temperature real-time data display, alarm temperature upper limit and lower limit setting data display, trip temperature upper limit and lower limit, multi-channel measured temperature rise data display and historical data recording.
The utility model solves the problem of ineffective monitoring of the high-voltage cabinet switch, maintains the blank of the control technical field, reduces the power supply danger coefficient, and avoids the long-time power failure and production stop loss of the company workshop and the electric equipment caused by equipment failure or damage; the equipment point inspection time is shortened, the equipment inspection danger coefficient is reduced, and the working efficiency is improved; improve the safety management of the equipment and prolong the service life of the equipment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
1 static contact, 2 sensor, 3 connecting optical fiber, 4 switch state module, 5 high-voltage cabinet body,
6 comprehensive protector, 7 optical fiber thermoscope, 8RS485 communication interface, 9 contact box, 10PC server.
Detailed Description
As shown in fig. 1 is the utility model provides a pair of high-voltage board switch safety arrangement's structural schematic for high-voltage board body 5, high-voltage board body 5 including static contact 1, static contact 1 on install temperature sensor 2, temperature sensor 2 be connected with optic fibre thermoscope 7 through connecting optic fibre 3, optic fibre thermoscope 7 be connected with PC server 10 through RS485 communication interface 8.
Six static contacts 1 are mainly connected with a switch moving contact in a closed manner to supply power to a circuit or electric equipment, and are provided with temperature sensors 2. The temperature sensor 2 is a high-sensitivity probe sensor and has high precision, fast transmission and high stability. Each static contact 1 is arranged in a contact box 9. The high-voltage cabinet body 5 is provided with a comprehensive protector 6 for protecting a high-voltage cabinet switch, electrical equipment and a circuit. The high-voltage board body 5 comprises a switch state module 4, and the switch state and the signal are intelligently integrated. The optical fiber thermometer 7 is a fluorescence probe optical fiber thermometer and is installed on the high-voltage cabinet body 5, can acquire switch operation data in real time on line and remotely transmits the data to the central control PC server for monitoring through RS485 communication.
The utility model provides a high-voltage board switch safety arrangement is mainly by high sensitivity probe sensor, carry out wired transmission with fluorescence optic fibre thermoscope through connecting fiber transmission and be connected, and adopt optic fibre to change RS485 communication and well accuse PC backend server and be connected the controlling means who constitutes one set of two real time monitoring field switch operational data, can guarantee like this that safety and stability carries out signal acquisition, and accomplish unusual warning trouble output tripping operation protection, PC backend server can realize the display of multichannel measurement temperature real-time data, warning temperature upper limit and lower limit settlement data show, tripping operation temperature upper limit and lower limit, the temperature rise data display is measured to the multichannel, historical data record function etc..
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (7)
1. The high-voltage cabinet switch safety protection device is used for a high-voltage cabinet body (5), wherein the high-voltage cabinet body (5) comprises a fixed contact (1), and is characterized in that a temperature sensor (2) is mounted on the fixed contact (1), the temperature sensor (2) is connected with an optical fiber thermometer (7) through a connecting optical fiber (3), and the optical fiber thermometer (7) is connected with a PC server (10) through an RS485 communication interface (8).
2. The high-voltage cabinet switch safety protection device according to claim 1, wherein six fixed contacts (1) are provided with temperature sensors (2).
3. The high-voltage cabinet switch safety protection device according to claim 1, wherein the temperature sensor (2) is a high-sensitivity probe sensor.
4. The high-voltage cabinet switch safety protection device according to claim 2, characterized in that each stationary contact (1) is arranged in a contact box (9).
5. The high-voltage cabinet switch safety protection device according to claim 1, wherein the high-voltage cabinet body (5) is provided with a comprehensive protector (6) for protecting a high-voltage cabinet switch, electrical equipment and a line.
6. The high-voltage cabinet switch safety protection device according to claim 1, characterized in that the high-voltage cabinet body (5) comprises a switch state module (4).
7. The high-voltage cabinet switch safety protection device according to claim 1, wherein the optical fiber thermometer (7) is a fluorescence probe optical fiber thermometer and is installed on the high-voltage cabinet body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022597008.4U CN214799030U (en) | 2020-11-11 | 2020-11-11 | High-voltage board switch safety arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022597008.4U CN214799030U (en) | 2020-11-11 | 2020-11-11 | High-voltage board switch safety arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214799030U true CN214799030U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022597008.4U Active CN214799030U (en) | 2020-11-11 | 2020-11-11 | High-voltage board switch safety arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214799030U (en) |
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2020
- 2020-11-11 CN CN202022597008.4U patent/CN214799030U/en active Active
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