CN210490548U - Intelligent high-voltage switch cabinet - Google Patents
Intelligent high-voltage switch cabinet Download PDFInfo
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- CN210490548U CN210490548U CN201920825824.0U CN201920825824U CN210490548U CN 210490548 U CN210490548 U CN 210490548U CN 201920825824 U CN201920825824 U CN 201920825824U CN 210490548 U CN210490548 U CN 210490548U
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Abstract
The utility model relates to an electric power system return circuit resistance detects technical field, concretely relates to intelligent high tension switchgear, its characterized in that includes: switchgear, detection device, signal distribution device, interruption control device and intelligent control end, switchgear and interruption control device signal connection for the detection device and the switchgear electricity of switched resistor's resistance in the detection return circuit are connected, detection device and the signal distribution device signal connection who is used for handing the data distribution after detection device handles to the intelligent control end, signal distribution device is connected with the intelligent control end that is used for showing each item data to the control personnel, the utility model discloses make the very first time that high tension switchgear goes wrong handle it, increased high tension switchgear's life, can also detect the in service behavior of electric wire netting simultaneously, greatly increased high tension switchgear's work efficiency like this.
Description
Technical Field
The utility model relates to an electric power system return circuit resistance detects technical field, concretely relates to intelligent high tension switchgear.
Background
The switch cabinet is electrical equipment and mainly used for opening, closing, controlling and protecting the electrical equipment in the power generation, transmission, distribution and electric energy conversion processes of a power system. The high-voltage switch cabinet is an electrical appliance product with the voltage grade of 3.6 kV-550 kV, and the high-voltage switch cabinet comprises switch equipment. At the same time, the loop resistance is an important characteristic parameter for the performance of the switchgear in the high-voltage switchgear cabinet. If the loop resistance is increased, the electrical loss of the contacts of the switching device is increased, and the temperature is increased. Because the contact design of the switch device has the limitation of thermal capacity, once the range of the thermal capacity which can be borne by the contact is exceeded, the switch device is in a dangerous state, switch failure is caused, and system safety is affected. Therefore, it is important to detect the loop resistance of the switching device at regular intervals.
The existing detection method is to detect the loop resistance of the switching device by using direct current. The resistance of the loop resistor of the switching device is very small, generally tens to hundreds of microohms. If the measuring current is small, the voltage drop generated on the switch device is small, so that the sensitivity requirement on a voltage drop measuring instrument is high, and the small current cannot eliminate an oxide film on a contact, so that the measuring difficulty is increased, and the accurate measurement is difficult.
The publication number is CN102280832B entitled Box type fixed high-voltage switch cabinet 2014.5.28 discloses a Box type fixed high-voltage switch cabinet, which belongs to the technical field of power transmission and distribution switch cabinets and comprises a box body and the like, wherein the box body is a cuboid box, an inner cavity of the box body is formed by a first box body, a second box body, a third box body, a fourth box body and a fifth box body, six baffles divide into the box inner chamber from top to bottom the electrically controlled device interval, the vacuum circuit breaker interval, the transmission interval, cable compartment interval and isolator interval, electrically controlled mechanism installs in the electrically controlled device interval, vacuum circuit breaker includes three solid utmost point post that seals, three solid utmost point post that seals is installed in the vacuum circuit breaker interval side by side along box length direction, transmission installs in the transmission interval, three isolated switch unit, three external power supply business turn over end device installs in the isolator interval and cable compartment interval side by side along box width direction respectively, be equipped with the observation hole on the box.
The chinese utility model patent document with publication number CN202084787U entitled "intelligent switch cabinet" discloses an intelligent switch cabinet, which comprises a cabinet body, an electric operation and wireless remote control unit, an online monitoring protection unit and an interlocking unit, wherein the electric operation and wireless remote control unit comprises an electric grounding switch, an electric swing-in circuit breaker and a wireless remote control device which are arranged on the cabinet body; the on-line monitoring protection unit comprises a vacuum degree on-line monitoring device, a contact temperature on-line monitoring device, an arc light protection on-line monitoring device and a digital mutual inductor which are arranged on the cabinet body; the interlocking unit comprises an interlocking device, a front door safety interlocking device and an electric arc non-return device which are arranged in an upper cabinet of the cabinet body. The utility model discloses have perfect interlocking function, but remote operation, on-line monitoring are applicable to smart power grids and unmanned on duty's intelligent transformer substation.
The utility model discloses a chinese utility model patent document with publication number CN202275131U, entitled "cubical switchboard temperature and cable fault monitoring device that is qualified for next round of competitions" discloses a cubical switchboard temperature and cable fault monitoring device that is qualified for next round of competitions, including a plurality of temperature acquisition terminals and cable fault monitoring terminal, a plurality of temperature acquisition terminals and cable fault monitoring terminal are connected with display instrument respectively, and display instrument and management backstage are connected. The temperature acquisition terminal acquires temperature information of the electrical node, the cable fault monitoring terminal acquires cable fault information, the cable fault information is transmitted to the display instrument in a wireless radio frequency mode, the display instrument displays relevant information on site and transmits the information to the management background through the RS485 bus, and remote monitoring on temperature and temperature rise of the electrical node in the switch cabinet and outlet cable faults is achieved. This device is effectual to be in the same place cubical switchboard temperature monitoring and cable operation condition monitoring, reduces the cost, convenient operation, maintenance and management.
The remote monitoring on the high-voltage switch cabinet can not be realized in the prior art, the data which can not be processed or processed in time is very limited when the high-voltage switch cabinet has problems and dangerous situations, and the high-voltage switch cabinet can not be comprehensively controlled.
SUMMERY OF THE UTILITY MODEL
Can not realize long-range control to high tension switchgear among the above-mentioned prior art, can not in time make the not enough of handling to it when high tension switchgear goes wrong, dangerous situation, the utility model provides an intelligent high tension switchgear.
An intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device, a detection device, a signal distribution device, an interruption control device and an intelligent control end, wherein the switch device is in signal connection with the interruption control device, the detection device for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device, the detection device is in signal connection with the signal distribution device for distributing data processed by the detection device to the intelligent control end, and the signal distribution device is connected with the intelligent control end for displaying various data to control personnel;
the detection device is connected with a loop of the switch equipment;
the time for refreshing the monitoring data by the intelligent control end is 5-10S, and a controller controls the on-off of the switch equipment through the intelligent control end.
The intelligent control end is used for controlling the interruption control device to cut off a loop of the switch equipment.
The detection device includes: current detection means, voltage detection means and temperature detection means.
The intelligent high-voltage switch cabinet further comprises: and the data processing device is in signal connection with the detection device.
The intelligent control end comprises: the system comprises a mobile phone end, an intelligent device end and a PC end.
The current detection device is a sampling resistor or a Hall current sensor.
The voltage detection device is a withstand voltage test device.
The data processing device is a single chip microcomputer or a small server.
The interruption control device is also provided with an overvoltage alarm device;
the overvoltage alarm device is used for giving an alarm to the interrupt control device when the intelligent control end has a problem in data output and dangerous voltage is generated at the same time, and the interrupt control device cuts off a loop.
The utility model has the advantages that:
1. the utility model discloses owing to adopted detection device for high tension switchgear's information can be constantly maintained personnel or user and monitor, can handle it at the very first time that high tension switchgear goes out the problem, has increased high tension switchgear's life.
2. The utility model discloses owing to adopted current detection device, voltage monitoring device, furthest has guaranteed high tension switchgear's operation safety, can also detect the in service behavior of electric wire netting simultaneously, like this greatly increased high tension switchgear's work efficiency.
3. The utility model discloses owing to adopted temperature monitoring device for the dimension guarantor personnel can monitor high tension switchgear's the interior temperature conditions of cabinet remotely, can make high tension switchgear work at a stable normal temperature, increased high tension switchgear's life.
4. The utility model discloses owing to adopted signal distribution device for each item data that detect can be given data processing device by classification, reduced data processing's pressure like this, data mistake appears under the circumstances of having avoided the big data bulk.
5. The utility model discloses owing to adopted intelligent control end for the dimension guarantor personnel or user can long-rangely control the high tension switchgear.
Reference numerals
1. The intelligent control system comprises a switch device, 2, a detection device, 201, a current detection device, 202, a voltage detection device, 203, a temperature detection device, 3, a signal distribution device, 4, an interrupt control device, 5, an intelligent control end, 6 and a data processing device.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the detecting device of the present invention;
fig. 3 is an actual installation schematic diagram of the present invention.
The specific implementation mode is as follows:
example 1:
an intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device 1, a detection device 2, a signal distribution device 3, an interruption control device 4 and an intelligent control end 5, wherein the switch device 1 is in signal connection with the interruption control device 4, the detection device 2 for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device 1, the detection device 2 is in signal connection with the signal distribution device 3 for distributing data processed by the detection device 2 to the intelligent control end 5, and the signal distribution device 3 is connected with the intelligent control end 5 for displaying various data to control personnel; the high-voltage switch cabinet is processed at the first time, so that the service life of the high-voltage switch cabinet is prolonged.
The signal distribution device 3 is used for distributing the data processed by the detection device 2 to the intelligent control terminal 5;
the intelligent control terminal 5 is used for displaying various data to a controller, and the controller controls the switch device 1 to be switched on and off through the intelligent control terminal 5;
the intelligent control terminal 5 is used for controlling the interrupt control device 4 to cut off the loop of the switch device 1.
The detection device 2 includes: a current detection device 201, a voltage detection device 202, and a temperature detection device 203.
Due to the adoption of the current detection device and the voltage monitoring device, the operation safety of the high-voltage switch cabinet is ensured to the greatest extent, and meanwhile, the service condition of a power grid can be detected, so that the working efficiency of the high-voltage switch cabinet is greatly increased.
Due to the adoption of the temperature monitoring device, the maintenance personnel can remotely monitor the temperature condition in the high-voltage switch cabinet, the high-voltage switch cabinet can work at a stable normal temperature, and the service life of the high-voltage switch cabinet is prolonged.
Example 2:
an intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device 1, a detection device 2, a signal distribution device 3, an interruption control device 4 and an intelligent control end 5, wherein the switch device 1 is in signal connection with the interruption control device 4, the detection device 2 for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device 1, the detection device 2 is in signal connection with the signal distribution device 3 for distributing data processed by the detection device 2 to the intelligent control end 5, and the signal distribution device 3 is connected with the intelligent control end 5 for displaying various data to control personnel; the high-voltage switch cabinet is processed at the first time, so that the service life of the high-voltage switch cabinet is prolonged.
The signal distribution device 3 is used for distributing the data processed by the detection device 2 to the intelligent control terminal 5;
the intelligent control terminal 5 is used for displaying various data to a controller, and the controller controls the switch device 1 to be switched on and off through the intelligent control terminal 5;
the intelligent control terminal 5 is used for controlling the interrupt control device 4 to cut off the loop of the switch device 1.
The detection device 2 includes: a current detection device 201, a voltage detection device 202, and a temperature detection device 203.
Due to the adoption of the current detection device and the voltage monitoring device, the operation safety of the high-voltage switch cabinet is ensured to the greatest extent, and meanwhile, the service condition of a power grid can be detected, so that the working efficiency of the high-voltage switch cabinet is greatly increased.
Due to the adoption of the temperature monitoring device, the maintenance personnel can remotely monitor the temperature condition in the high-voltage switch cabinet, the high-voltage switch cabinet can work at a stable normal temperature, and the service life of the high-voltage switch cabinet is prolonged.
Due to the adoption of the signal distribution device, various detected data can be classified and sent to the data processing device, so that the data processing pressure is reduced, and errors of the data under the condition of large data volume are avoided.
The intelligent high-voltage switch cabinet further comprises: and the data processing device 6 is in signal connection with the detection device 2, and the data processing device 6 is connected with the detection device 2.
The interruption control device 4 is also provided with an overvoltage alarm device;
the overvoltage alarm device is used for giving an alarm to the interrupt control device 4 when the intelligent control end 5 has a problem and dangerous voltage is generated at the same time, and the interrupt control device 4 cuts off a loop.
Example 3:
an intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device 1, a detection device 2, a signal distribution device 3, an interruption control device 4 and an intelligent control end 5, wherein the switch device 1 is in signal connection with the interruption control device 4, the detection device 2 for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device 1, the detection device 2 is in signal connection with the signal distribution device 3 for distributing data processed by the detection device 2 to the intelligent control end 5, and the signal distribution device 3 is connected with the intelligent control end 5 for displaying various data to control personnel; the high-voltage switch cabinet is processed at the first time, so that the service life of the high-voltage switch cabinet is prolonged.
The signal distribution device 3 is used for distributing the data processed by the detection device 2 to the intelligent control terminal 5;
the intelligent control terminal 5 is used for displaying various data to a controller, and the controller controls the switch device 1 to be switched on and off through the intelligent control terminal 5;
the intelligent control terminal 5 is used for controlling the interrupt control device 4 to cut off the loop of the switch device 1.
The detection device 2 includes: a current detection device 201, a voltage detection device 202, and a temperature detection device 203.
Due to the adoption of the current detection device and the voltage monitoring device, the operation safety of the high-voltage switch cabinet is ensured to the greatest extent, and meanwhile, the service condition of a power grid can be detected, so that the working efficiency of the high-voltage switch cabinet is greatly increased.
Due to the adoption of the temperature monitoring device, the maintenance personnel can remotely monitor the temperature condition in the high-voltage switch cabinet, the high-voltage switch cabinet can work at a stable normal temperature, and the service life of the high-voltage switch cabinet is prolonged.
Due to the adoption of the signal distribution device, various detected data can be classified and sent to the data processing device, so that the data processing pressure is reduced, and errors of the data under the condition of large data volume are avoided.
The intelligent high-voltage switch cabinet further comprises: and the data processing device 6 is in signal connection with the detection device 2, and the data processing device 6 is connected with the detection device 2.
The intelligent control terminal 5 includes: the system comprises a mobile phone end, an intelligent device end and a PC end.
The current detection device 201 is a sampling resistor or a hall current sensor.
The voltage detection device 202 is a withstand voltage test device.
The data processing device 6 is a single chip microcomputer or a small server.
Example 4:
an intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device 1, a detection device 2, a signal distribution device 3, an interruption control device 4 and an intelligent control end 5, wherein the switch device 1 is in signal connection with the interruption control device 4, the detection device 2 for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device 1, the detection device 2 is in signal connection with the signal distribution device 3 for distributing data processed by the detection device 2 to the intelligent control end 5, and the signal distribution device 3 is connected with the intelligent control end 5 for displaying various data to control personnel; the high-voltage switch cabinet is processed at the first time, so that the service life of the high-voltage switch cabinet is prolonged.
The signal distribution device 3 is used for distributing the data processed by the detection device 2 to the intelligent control terminal 5;
the intelligent control terminal 5 is used for displaying various data to a controller, and the controller controls the switch device 1 to be switched on and off through the intelligent control terminal 5;
the intelligent control terminal 5 is used for controlling the interrupt control device 4 to cut off the loop of the switch device 1.
The detection device 2 includes: a current detection device 201, a voltage detection device 202, and a temperature detection device 203.
Due to the adoption of the current detection device and the voltage monitoring device, the operation safety of the high-voltage switch cabinet is ensured to the greatest extent, and meanwhile, the service condition of a power grid can be detected, so that the working efficiency of the high-voltage switch cabinet is greatly increased.
Due to the adoption of the temperature monitoring device, the maintenance personnel can remotely monitor the temperature condition in the high-voltage switch cabinet, the high-voltage switch cabinet can work at a stable normal temperature, and the service life of the high-voltage switch cabinet is prolonged.
Due to the adoption of the signal distribution device, various detected data can be classified and sent to the data processing device, so that the data processing pressure is reduced, and errors of the data under the condition of large data volume are avoided.
The intelligent high-voltage switch cabinet further comprises: and the data processing device 6 is in signal connection with the detection device 2, and the data processing device 6 is connected with the detection device 2.
The intelligent control terminal 5 includes: the system comprises a mobile phone end, an intelligent device end and a PC end.
The current detection device 201 is a sampling resistor or a hall current sensor.
The voltage detection device 202 is a withstand voltage test device.
The data processing device 6 is a single chip microcomputer or a small server.
Example 5:
an intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device 1, a detection device 2, a signal distribution device 3, an interruption control device 4 and an intelligent control end 5, wherein the switch device 1 is in signal connection with the interruption control device 4, the detection device 2 for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device 1, the detection device 2 is in signal connection with the signal distribution device 3 for distributing data processed by the detection device 2 to the intelligent control end 5, and the signal distribution device 3 is connected with the intelligent control end 5 for displaying various data to control personnel;
due to the adoption of the intelligent control end, a maintenance worker or a user can remotely control the high-voltage switch cabinet;
the detection device 2 is connected with a loop of the switch device 1 and is used for detecting the resistance value of a switch resistor in the loop; due to the adoption of the detection device, the information of the high-voltage switch cabinet can be constantly monitored by maintenance personnel or users, the information can be processed at the first time when the high-voltage switch cabinet goes wrong, and the service life of the high-voltage switch cabinet is prolonged.
The signal distribution device 3 is used for distributing the data processed by the detection device 2 to the intelligent control terminal 5;
the time for refreshing the monitoring data by the intelligent control terminal 5 is 5-10S, and a controller controls the on-off of the switch device 1 through the intelligent control terminal 5;
the intelligent control terminal 5 is used for controlling the interrupt control device 4 to cut off the loop of the switch device 1.
The detection device 2 includes: a current detection device 201, a voltage detection device 202, and a temperature detection device 203.
Due to the adoption of the current detection device and the voltage monitoring device, the operation safety of the high-voltage switch cabinet is ensured to the greatest extent, and meanwhile, the service condition of a power grid can be detected, so that the working efficiency of the high-voltage switch cabinet is greatly increased.
Due to the adoption of the temperature monitoring device, the maintenance personnel can remotely monitor the temperature condition in the high-voltage switch cabinet, the high-voltage switch cabinet can work at a stable normal temperature, and the service life of the high-voltage switch cabinet is prolonged.
Due to the adoption of the signal distribution device, various detected data can be classified and sent to the data processing device, so that the data processing pressure is reduced, and errors of the data under the condition of large data volume are avoided.
The intelligent high-voltage switch cabinet further comprises: and the data processing device 6 is in signal connection with the detection device 2, and the data processing device 6 is connected with the detection device 2.
The intelligent control terminal 5 includes: the system comprises a mobile phone end, an intelligent device end and a PC end.
The current detection device 201 is a sampling resistor or a hall current sensor.
The voltage detection device 202 is a withstand voltage test device.
The data processing device 6 is a single chip microcomputer or a small server.
The interruption control device 4 is also provided with an overvoltage alarm device;
the overvoltage alarm device is used for giving an alarm to the interrupt control device 4 when the intelligent control end 5 has a problem and dangerous voltage is generated at the same time, and the interrupt control device 4 cuts off a loop.
Claims (6)
1. An intelligent high tension switchgear, its characterized in that includes: the intelligent control circuit comprises a switch device (1), a detection device (2), a signal distribution device (3), an interruption control device (4) and an intelligent control terminal (5), wherein the switch device (1) is in signal connection with the interruption control device (4), the detection device (2) used for detecting the resistance value of a switch resistor in a loop is electrically connected with the switch device (1), the detection device (2) is in signal connection with the signal distribution device (3) used for distributing data processed by the detection device (2) to the intelligent control terminal (5), and the signal distribution device (3) is connected with the intelligent control terminal (5) used for displaying various data to control personnel; the detection device (2) is connected with a loop of the switch device (1); the time for refreshing the monitoring data of the intelligent control terminal (5) is 5-10S, a controller controls the on-off of the switch device (1) through the intelligent control terminal (5), the intelligent control terminal (5) is used for controlling the interruption control device (4) to cut off a loop of the switch device (1), and the detection device comprises: a current detection device (201), a voltage detection device (202) and a temperature detection device (203),
the intelligent high-voltage switch cabinet further comprises: a data processing device (6), wherein the data processing device (6) is in signal connection with the detection device (2).
2. An intelligent high-voltage switch cabinet according to claim 1, characterized in that: the intelligent control terminal (5) comprises: the system comprises a mobile phone end, an intelligent device end and a PC end.
3. An intelligent high-voltage switch cabinet according to claim 1, characterized in that: the current detection device (201) is a sampling resistor or a Hall current sensor.
4. An intelligent high-voltage switch cabinet according to claim 1, characterized in that: the voltage detection device (202) is a withstand voltage test device.
5. An intelligent high-voltage switch cabinet according to claim 1, characterized in that: the data processing device (6) is a single chip microcomputer or a small server.
6. An intelligent high-voltage switch cabinet according to claim 1, characterized in that: an overvoltage alarm device is also arranged on the interruption control device (4);
the overvoltage alarm device is used for giving an alarm to the interrupt control device (4) when the intelligent control end (5) has data problems and dangerous voltage is generated at the same time, and the interrupt control device (4) cuts off a loop.
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| CN201920825824.0U CN210490548U (en) | 2019-06-03 | 2019-06-03 | Intelligent high-voltage switch cabinet |
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| CN201920825824.0U CN210490548U (en) | 2019-06-03 | 2019-06-03 | Intelligent high-voltage switch cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114465109A (en) * | 2022-02-18 | 2022-05-10 | 杨道华 | An intelligent switch cabinet based on autonomous detection and its control method |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114465109A (en) * | 2022-02-18 | 2022-05-10 | 杨道华 | An intelligent switch cabinet based on autonomous detection and its control method |
| CN114465109B (en) * | 2022-02-18 | 2024-09-10 | 浙江华恒电力科技有限公司 | An intelligent switch cabinet based on autonomous detection and control method thereof |
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