CN211017999U - Low-voltage switch system and distribution board thereof - Google Patents
Low-voltage switch system and distribution board thereof Download PDFInfo
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- CN211017999U CN211017999U CN201921908274.5U CN201921908274U CN211017999U CN 211017999 U CN211017999 U CN 211017999U CN 201921908274 U CN201921908274 U CN 201921908274U CN 211017999 U CN211017999 U CN 211017999U
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Abstract
The utility model relates to a low-voltage switch system, including the transformer, still include low-voltage isolator, circuit breaker, join in marriage and become terminal, concentrator, measurement terminal box and join in marriage and become monitoring measurement terminal, wherein: the input end of the low-voltage isolating switch is electrically connected with the output end of the transformer; the input end of the distribution transformer terminal is electrically connected with the output end of the low-voltage isolating switch; the output end of the low-voltage isolating switch is electrically connected with the input end of the circuit breaker; the output end of the circuit breaker is electrically connected with the input end of the distribution transformer terminal; the output end of the low-voltage isolating switch is electrically connected with the input end of the metering junction box; the input end of the concentrator and the input end of the distribution transformer monitoring and metering terminal are respectively electrically connected with the output end of the metering junction box. The utility model provides a low voltage switch system and panel thereof, fortune dimension personnel can real-time supervision platform district equipment behavior, remote control switchgear, information initiative propelling movement when equipment is unusual truns into initiative fortune dimension passively to salvageing, reduces the loss of electric quantity, improves fortune dimension efficiency, improves the reliability of supplying power.
Description
Technical Field
The utility model relates to a power equipment panel field, concretely relates to low-voltage switch system and panel thereof.
Background
The feeder circuit breaker of the common distribution board in the distribution room of the existing rural distribution transformer station area is a common molded case circuit breaker, can only be switched on and off manually on site, has no leakage protection function, has no automatic reclosing function, has no adjustable rated current, and cannot be matched with transformers with different capacities. The common distribution board cannot communicate with a distribution network master station, does not have the functions of remote signaling, remote measuring, remote control and remote regulation, and cannot monitor various parameters of a distribution transformer area in real time.
For the power failure time caused by the fault of the low-voltage distribution network, the common distribution board cannot determine the reason of the power failure at the first time, cannot judge whether the power failure is a collective event or an individual event, and must be manually recovered on site after tripping, so that the operation and maintenance workload is large, the operation and maintenance cost is high, the power failure time is long, and the power consumption experience of customers is influenced; the feeder circuit breaker has no leakage protection function, is weak in personal safety protection, and brings great pressure to safety management and high-quality service of a base power supply station; the distribution board only realizes the simple power distribution function, has incomplete protection function, cannot monitor various parameters of a distribution transformer area in real time, and has low power supply reliability.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem of unable real-time supervision platform district equipment, provide a low-voltage switch system and panel thereof.
In order to realize the purpose of the utility model, the technical proposal is that:
the utility model provides a low-voltage switch system, includes the transformer, still includes low-voltage isolator, circuit breaker, joins in marriage and becomes terminal, concentrator, measurement terminal box and join in marriage and become monitoring measurement terminal, wherein:
the input end of the low-voltage isolating switch is electrically connected with the output end of the transformer;
the input end of the distribution transformer terminal is electrically connected with the output end of the low-voltage isolating switch;
the output end of the low-voltage isolating switch is electrically connected with the input end of the circuit breaker;
the output end of the circuit breaker is electrically connected with the input end of the distribution transformer terminal;
the output end of the low-voltage isolating switch is electrically connected with the input end of the metering junction box;
the concentrator input end and the distribution transformer monitoring and metering terminal input end are respectively electrically connected with the metering junction box output end.
In the scheme, the distribution transformer terminal can be connected with external equipment to monitor equipment in a transformer area, is connected with the circuit breaker through a 485 line, collects data and states of the circuit breaker and the leakage condition of a circuit, and can actively push abnormal information and judge the fault range; the low-voltage isolating switch can isolate high voltage to protect the whole system; the distribution transformer monitoring and metering terminal and the concentrator can monitor data.
The number of the circuit breakers is 3, and the circuit breakers are respectively an outgoing line switch, a remote control switch and a circuit breaking acquisition switch;
the output end of the low-voltage isolating switch is electrically connected with the input end of the outgoing line intelligent switch, the input end of the remote control intelligent switch is electrically connected with the input end of the acquisition intelligent switch, and the output end of the outgoing line intelligent switch, the output end of the remote control intelligent switch and the output end of the acquisition intelligent switch are electrically connected with the input end of the distribution transformer terminal.
In the above scheme, the distribution transformer terminal is connected with the outgoing line switch, the remote control switch and the broken circuit acquisition switch through 485 lines, and can be used for acquiring data, states and line leakage conditions of the outgoing line switch, the remote control switch and the acquisition switch, actively pushing abnormal information and judging a fault range.
And an acquisition switch is arranged between the metering junction box and the concentrator, the output end of the metering junction box is electrically connected with the input end of the acquisition switch, and the output end of the acquisition switch is electrically connected with the input end of the concentrator.
The distribution transformer terminal receives information sent by sensors including a liquid level sensor, a temperature and humidity sensor and a transformer temperature sensor.
The distribution and transformation terminal further comprises an external receiving device, and the distribution and transformation terminal sends the data information to the external receiving device comprising the main station.
A low-voltage switch distribution board applied to a low-voltage switch system also comprises an insulating board and a quick power-protection connector; wherein:
the low-voltage isolating switch, the quick protection power supply connector, the circuit breaker, the distribution transformer terminal, the concentrator, the metering junction box, the collecting switch and the distribution transformer monitoring and metering terminal are arranged on the insulating plate;
the input end of the low-voltage isolating switch is connected with an external power supply, and the output end of the low-voltage isolating switch is electrically connected with the input end of the quick power supply protection connector; the output end of the circuit breaker is electrically connected with the input end of the distribution transformer terminal, and the output end of the rapid protection power supply connector is electrically connected with the input end of the circuit breaker; the output end of the low-voltage isolating switch is electrically connected with the input end of the metering junction box, the output end of the metering junction box is electrically connected with the input end of the acquisition switch and the input end of the distribution transformer monitoring and metering terminal respectively, and the output end of the acquisition switch is electrically connected with the input end of the concentrator.
The number of the circuit breakers is 3, and the circuit breakers are respectively an outgoing line switch, a remote control switch and a circuit breaking acquisition switch;
the output end of the quick protection power supply connector is electrically connected with the input end of the wire outlet switch, the input end of the remote control switch is electrically connected with the input end of the broken circuit acquisition switch, and the output end of the wire outlet switch, the output end of the remote control switch and the output end of the broken circuit acquisition switch are electrically connected with the input end of the distribution transformer terminal.
The number of the quick power supply protection connectors is 4, and the quick power supply protection connectors are respectively an A-phase quick power supply protection connector, a B-phase quick power supply protection connector, a C-phase quick power supply protection connector and an N-phase quick power supply protection connector;
the output end of the A-phase rapid protection power supply connector, the output end of the B-phase rapid protection power supply connector and the output end of the C-phase rapid protection power supply connector are respectively and electrically connected with the input and output ends of the outgoing line switch, the input end of the remote control switch and the input end of the broken circuit acquisition switch; the input end of the A-phase rapid protection power supply connector, the input end of the B-phase rapid protection power supply connector, the input end of the C-phase rapid protection power supply connector and the input end of the N-phase rapid protection power supply connector are respectively and electrically connected with the output end of the low-voltage isolating switch; and the N-phase quick protection power supply connector is grounded.
The front surface of the insulating plate is also provided with a lamp holder, the lamp holder is provided with a bulb, and the bulb is electrically connected with the quick power-protection connector.
The insulation board openly still installs low pressure electric leakage switch, low pressure electric leakage switch sets up the bulb with protect fast between the power supply connector, low pressure electric leakage switch input with protect fast power supply connector output electric connection, low pressure electric leakage switch output with bulb input electric connection.
The distribution transformer terminal can also be connected with an outgoing switch through a 485 line, remotely controls the switch, and actively pushes abnormal information to judge a fault range and actively operate and maintain the circuit, so that the risk of electric shock of social personnel is reduced. Meanwhile, the method is applied to three-phase unbalance management, line loss reduction fine management, operation and maintenance management and the like of the transformer area according to collected data operation analysis. The rated current value of the switch can be set according to the capacity of the transformer, so that the transformer is protected from running safely.
According to the needs of the field situation of the transformer area, the distribution transformer terminal can additionally be provided with equipment such as a reactive compensation cabinet, distribution room temperature and humidity monitoring, video monitoring, transformer temperature monitoring, water level monitoring and large branch line fault monitoring, data collection and gathering are carried out, packed data can be sent to a designated main station, and the situation of the whole transformer area equipment is monitored in real time. In addition, the rated current value of the switch can be set, and the switch can be set according to different capacity transformers, so that the protection effect is achieved, and different requirements of a rural power distribution network system are met.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a low-voltage switch system and switchboard thereof, operation and maintenance personnel can monitor the operation condition of the equipment in the transformer area in real time, remotely control the switch equipment, and actively push information when the equipment is abnormal, so as to convert passive emergency repair into active operation and maintenance, reduce the loss of electric quantity, improve the operation and maintenance efficiency and improve the power supply reliability; the distribution board is installed in place in one step, can be matched with the protection of transformers with different capacities, and can set rated current values according to different capacities.
Drawings
Fig. 1 is a schematic view of the overall system of the present invention;
fig. 2 is a schematic diagram of the distribution board of the present invention;
description of reference numerals: 1. an insulating plate; 2. a low voltage isolation switch; 3. a quick protection power supply connector; 4. a circuit breaker; 5. a distribution terminal; 6. a concentrator; 7. a metering junction box; 8. a collection switch; 9. a distribution transformer monitoring and metering terminal; 11. a lamp socket; 12. a bulb; 13. a low-voltage leakage switch; 41. a wire outlet switch; 42. a remote control switch; 43. and (5) an open circuit acquisition switch.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
the invention is further illustrated below with reference to the figures and examples.
Example 1
As shown in fig. 1, a low-voltage switch system includes a transformer, and further includes a low-voltage isolating switch 2, a circuit breaker 4, a distribution transformer terminal 5, a concentrator 6, a metering junction box 7 and a distribution transformer monitoring and metering terminal 9, wherein:
the input end of the low-voltage isolating switch 2 is electrically connected with the output end of the transformer;
the input end of the distribution transformer terminal 5 is electrically connected with the output end of the low-voltage isolating switch 2;
the output end of the low-voltage isolating switch 2 is electrically connected with the input end of the circuit breaker 4;
the output end of the circuit breaker 4 is electrically connected with the input end of the distribution transformer terminal 5;
the output end of the low-voltage isolating switch 2 is electrically connected with the input end of the metering junction box 7;
the input end of the concentrator 6 and the input end of the distribution transformer monitoring and metering terminal 9 are respectively electrically connected with the output end of the metering junction box 7.
The number of the circuit breakers 4 is 3, and the circuit breakers are respectively an outgoing line switch 41, a remote control switch 42 and a broken circuit acquisition switch 43;
the output end of the low-voltage isolating switch 2 is electrically connected with the input end of the outgoing line switch 41, the input end of the remote control switch 42 is electrically connected with the input end of the open circuit collecting switch 43, and the output end of the outgoing line switch 41, the output end of the remote control switch 42 and the output end of the open circuit collecting switch 43 are electrically connected with the input end of the distribution transformer terminal 5.
An acquisition switch 8 is arranged between the metering junction box 7 and the concentrator 6, the output end of the metering junction box 7 is electrically connected with the input end of the acquisition switch 8, and the output end of the acquisition switch 8 is electrically connected with the input end of the concentrator 6.
The low-voltage switch system comprises a sensor, wherein the distribution and transformation terminal 5 receives information sent by the sensor comprising a liquid level sensor, a temperature and humidity sensor and a transformer temperature sensor.
A low-voltage switch system comprises an external receiving device, and a distribution terminal 5 transmits data information to the external receiving device comprising a main station.
Example 2
As shown in fig. 2, a low-voltage switch distribution board includes an insulating board 1, a low-voltage isolating switch 2, a fast protection power supply connector 3, a circuit breaker 4, a distribution transformer terminal 5, a concentrator 6, a metering junction box 7, an acquisition switch 8 and a distribution transformer monitoring and metering terminal 9; wherein:
the low-voltage isolating switch 2, the quick protection power supply connector 3, the circuit breaker 4, the distribution transformer terminal 5, the concentrator 6, the metering junction box 7, the acquisition switch 8 and the distribution transformer monitoring metering terminal 9 are arranged on the insulating plate 1;
the input end of the low-voltage isolating switch 2 is connected with an external power supply, and the output end of the low-voltage isolating switch 2 is electrically connected with the input end of the rapid power supply protection connector 3; the output end of the circuit breaker 4 is electrically connected with the input end of the distribution transformer terminal 5, and the output end of the rapid protection power supply connector 3 is electrically connected with the input end of the circuit breaker 4; the output end of the low-voltage isolating switch 2 is electrically connected with the input end of the metering junction box 7, the output end of the metering junction box 7 is electrically connected with the input end of the collecting switch 8 and the input end of the distribution transformer monitoring and metering terminal 9 respectively, and the output end of the collecting switch 8 is electrically connected with the input end of the concentrator 6.
The number of the circuit breakers 4 is 3, and the circuit breakers are respectively an outgoing line switch 41, a remote control switch 42 and a broken circuit acquisition switch 43;
the output end of the fast protection power supply connector 3 is electrically connected with the input end of the outgoing line switch 41, the input end of the remote control switch 42 is electrically connected with the input end of the open circuit acquisition switch 43, and the output end of the outgoing line switch 41, the output end of the remote control switch 42 and the output end of the open circuit acquisition switch 43 are electrically connected with the input end of the distribution transformer terminal 5.
The number of the quick power protection connectors 3 is 4, and the quick power protection connectors are respectively an A-phase quick power protection connector, a B-phase quick power protection connector, a C-phase quick power protection connector and an N-phase quick power protection connector;
the output end of the A-phase rapid protection power supply connector, the output end of the B-phase rapid protection power supply connector and the output end of the C-phase rapid protection power supply connector are respectively and electrically connected with the input and output ends of the outgoing line switch, the input end of the remote control switch and the input end of the broken circuit acquisition switch; the input end of the A-phase rapid protection power supply connector, the input end of the B-phase rapid protection power supply connector, the input end of the C-phase rapid protection power supply connector and the input end of the N-phase rapid protection power supply connector are respectively and electrically connected with the output end of the low-voltage isolating switch 2; and the N-phase quick protection power supply connector is grounded.
The front surface of the insulating plate 1 is also provided with a lamp holder 11, the lamp holder 11 is provided with a bulb 12, and the bulb 12 is electrically connected with the quick power supply connector 3.
The insulation board 1 openly still installs low pressure electric leakage switch 13, low pressure electric leakage switch 13 sets up bulb 12 with protect fast between the power supply connector 3, low pressure electric leakage switch 13 input with protect fast power supply connector 3 output electric connection, low pressure electric leakage switch 13 output with bulb 12 input electric connection.
Example 3
If the intelligent distribution transformer terminal is connected with a reactive compensation cabinet, the power factor and the capacitor switching condition can be monitored in real time, capacitor switching can be controlled remotely, and three-phase unbalance management is realized; a quick power-protection connector is added, the access time of the generator car is reduced, and the power supply reliability is improved; the intelligent distribution transformer terminal is additionally provided with the large branch line fault monitor, so that the fault can be quickly and accurately positioned, the first-aid repair efficiency is improved, and the risk of electric shock of social personnel is reduced; the intelligent distribution transformer terminal is additionally provided with a transformer temperature monitor, so that the running temperature of the transformer can be monitored in real time; the intelligent distribution transformer terminal is additionally provided with a liquid level sensor, so that the water immersion condition around a power distribution room can be monitored in real time, and safe operation and maintenance can be carried out; the intelligent distribution transformer terminal is additionally provided with a video monitor to know the field situation in real time.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a low-voltage switch system, includes the transformer, its characterized in that still includes low-voltage isolator (2), circuit breaker (4), distribution transformer terminal (5), concentrator (6), measurement terminal box (7) and distribution transformer monitoring measurement terminal (9), wherein:
the input end of the low-voltage isolating switch (2) is electrically connected with the output end of the transformer;
the input end of the distribution transformer terminal (5) is electrically connected with the output end of the low-voltage isolating switch (2);
the output end of the low-voltage isolating switch (2) is electrically connected with the input end of the circuit breaker (4);
the output end of the circuit breaker (4) is electrically connected with the input end of the distribution transformer terminal (5);
the output end of the low-voltage isolating switch (2) is electrically connected with the input end of the metering junction box (7);
the input end of the concentrator (6) and the input end of the distribution transformer monitoring and metering terminal (9) are respectively electrically connected with the output end of the metering junction box (7).
2. A low-voltage switching system according to claim 1, characterized in that said circuit breakers (4) are 3 in number, which are respectively an outgoing switch (41), a remote control switch (42) and a breaking acquisition switch (43);
the output end of the low-voltage isolating switch (2) is electrically connected with the input end of the outgoing line switch (41), the input end of the remote control switch (42) is electrically connected with the input end of the open circuit collecting switch (43), and the output end of the outgoing line switch (41), the output end of the remote control switch (42) and the output end of the open circuit collecting switch (43) are electrically connected with the input end of the distribution transformer terminal (5).
3. A low-voltage switch system as claimed in claim 2, characterized in that a collecting switch (8) is arranged between the metering junction box (7) and the concentrator (6), the output of the metering junction box (7) is electrically connected with the input of the collecting switch (8), and the output of the collecting switch (8) is electrically connected with the input of the concentrator (6).
4. A low-voltage switch system according to claim 3, characterized in that it comprises sensors, said distribution terminal (5) receiving information sent by sensors comprising level sensors, temperature and humidity sensors and transformer temperature sensors.
5. A low-voltage switch system according to claim 4, characterized in that it comprises an external reception device, said distribution terminal (5) transmitting data messages to the external reception device comprising a master station.
6. A low-voltage switch panel for a low-voltage switch system according to claim 5, further comprising an insulating plate (1), a quick-acting power-supply connector (3); wherein:
the low-voltage isolating switch (2), the quick protection power supply connector (3), the circuit breaker (4), the distribution transformer terminal (5), the concentrator (6), the metering junction box (7), the collecting switch (8) and the distribution transformer monitoring and metering terminal (9) are arranged on the insulating plate (1);
the input end of the low-voltage isolating switch (2) is connected with an external power supply, and the output end of the low-voltage isolating switch (2) is electrically connected with the input end of the quick power-protection connector (3); the output end of the circuit breaker (4) is electrically connected with the input end of the distribution transformer terminal (5), and the output end of the rapid protection power supply connector (3) is electrically connected with the input end of the circuit breaker (4); the output end of the low-voltage isolating switch (2) is electrically connected with the input end of the metering junction box (7), the output end of the metering junction box (7) is electrically connected with the input end of the acquisition switch (8) and the input end of the distribution transformer monitoring and metering terminal (9), and the output end of the acquisition switch (8) is electrically connected with the input end of the concentrator (6).
7. A low-voltage switch panel according to claim 6, characterized in that said circuit breakers (4) are 3 in number, which are respectively an outgoing switch (41), a remote control switch (42) and a breaking acquisition switch (43);
the output end of the rapid protection power supply connector (3) is electrically connected with the input end of the wire outlet switch (41), the input end of the remote control switch (42) is electrically connected with the input end of the open circuit acquisition switch (43), and the output end of the wire outlet switch (41), the output end of the remote control switch (42) and the output end of the open circuit acquisition switch (43) are electrically connected with the input end of the distribution transformer terminal (5).
8. The low-voltage switch distribution board of claim 7, wherein the number of the rapid protection power supply connectors (3) is 4, and the rapid protection power supply connectors are respectively an A-phase rapid protection power supply connector, a B-phase rapid protection power supply connector, a C-phase rapid protection power supply connector and an N-phase rapid protection power supply connector;
the output end of the A-phase rapid protection power supply connector, the output end of the B-phase rapid protection power supply connector and the output end of the C-phase rapid protection power supply connector are respectively and electrically connected with the input and output ends of the outgoing line switch (41), the input end of the remote control switch (42) and the input end of the open circuit acquisition switch (43); the input end of the A-phase rapid protection power supply connector, the input end of the B-phase rapid protection power supply connector, the input end of the C-phase rapid protection power supply connector and the input end of the N-phase rapid protection power supply connector are respectively and electrically connected with the output end of the low-voltage isolating switch (2); and the N-phase quick protection power supply connector is grounded.
9. A low-voltage switch panel according to claim 8, characterized in that said insulating plate (1) is also provided with a lamp socket (11) on the front surface, a bulb (12) is mounted on the lamp socket, and said bulb (12) is electrically connected to said quick-acting power-supply connector (3).
10. The low-voltage switch distribution board according to claim 9, wherein a low-voltage leakage switch (13) is further installed on the front surface of the insulating board (1), the low-voltage leakage switch (13) is disposed between the bulb (12) and the fast protection power supply connector (3), an input end of the low-voltage leakage switch (13) is electrically connected with an output end of the fast protection power supply connector (3), and an output end of the low-voltage leakage switch (13) is electrically connected with an input end of the bulb (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921908274.5U CN211017999U (en) | 2019-11-06 | 2019-11-06 | Low-voltage switch system and distribution board thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921908274.5U CN211017999U (en) | 2019-11-06 | 2019-11-06 | Low-voltage switch system and distribution board thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211017999U true CN211017999U (en) | 2020-07-14 |
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ID=71477121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921908274.5U Active CN211017999U (en) | 2019-11-06 | 2019-11-06 | Low-voltage switch system and distribution board thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211017999U (en) |
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2019
- 2019-11-06 CN CN201921908274.5U patent/CN211017999U/en active Active
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