CN214479538U - Relay protection device - Google Patents
Relay protection device Download PDFInfo
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- CN214479538U CN214479538U CN202022479596.1U CN202022479596U CN214479538U CN 214479538 U CN214479538 U CN 214479538U CN 202022479596 U CN202022479596 U CN 202022479596U CN 214479538 U CN214479538 U CN 214479538U
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- electricity
- relay
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- treater
- battery
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- 230000005611 electricity Effects 0.000 claims abstract description 39
- 230000017525 heat dissipation Effects 0.000 claims abstract description 26
- 230000003068 static effect Effects 0.000 claims abstract description 22
- 230000009977 dual effect Effects 0.000 claims abstract description 16
- 230000008859 change Effects 0.000 claims abstract description 12
- 238000007493 shaping process Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model discloses a relay protection device, including box, heat dissipation fan and electrostatic eliminator, there is the treater box middle part through the screw connection, treater one side electricity is connected with the battery, the battery with the box passes through bolted connection. Has the advantages that: the utility model discloses a set up heat dissipation fan and electrostatic eliminator, make electrostatic eliminator can ionize out a large amount of positive and negative ions, and reach the purpose of static elimination in diffusing whole box with these positive and negative ions through the wind-force that the heat dissipation fan produced, the enhanced equipment practicality, the life of device has been prolonged, through setting up dual power change over switch and stand-by power supply, can be when the circuit breaks down the circuit breaker, dual power change over switch can automatic switch over to stand-by power supply, make this part circuit in time resume normal work, can not bring the trouble for people's life, reduce economic loss.
Description
Technical Field
The utility model relates to a relay protection technical field, concretely relates to relay protection device.
Background
A relay protection device mainly uses the principle that a relay protection operation is configured by a change in an electrical quantity (current, voltage, power, frequency, and the like) when an element in an electric power system is short-circuited or abnormal, and in most cases, the relay protection device includes a measurement unit, a logic unit, and an execution unit regardless of which physical quantity is reflected, and the relay protection device is used in operation of the electric power system.
The heat dissipation fan of the existing relay protection device can rub with air during working, thereby generating static electricity, the static electricity easily adsorbs dust, thereby a large amount of dust can be accumulated inside the relay protection device, the insulation resistance of an electronic element is reduced, the service life is influenced, if the static electricity generates a discharge phenomenon, an electric element can be damaged, in addition, the existing relay protection device can only break down the circuit around the fault when the circuit breaks down, the circuit fault is prevented from being enlarged, when the operation of the circuit can not be timely recovered after the fault occurs, great trouble can be brought to the life of people, even serious economic loss is caused, and therefore the existing problem is solved by the relay protection device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the relay protection device is provided, and the problems that the heat dissipation fan of the conventional relay protection device can rub with air during working, so that static electricity is generated, and the static electricity easily adsorbs dust, so that a large amount of dust can be accumulated in the relay protection device, the insulation resistance of an electronic element is reduced, the service life is influenced, and the electrical element is damaged if the static electricity generates a discharge phenomenon.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a relay protection device, including box, heat dissipation fan and electrostatic eliminator, there is the treater box middle part through the screw connection, treater one side electricity is connected with the battery, the battery with the box passes through bolted connection, the box is close to battery one side shaping has the louvre, there is the screw connection inside one side of box the heat dissipation fan, the heat dissipation fan with the battery with the equal electricity of treater is connected, heat dissipation fan one side is provided with electrostatic eliminator, electrostatic eliminator with the battery with the equal electricity of treater is connected.
Further, the box outer wall has binding post through the screw connection, binding post one side electricity is connected with voltage current detector, voltage current detector with the treater electricity is connected, treater top electricity is connected with the display screen, the display screen with the box draw-in groove is connected, the display screen with the battery electricity is connected.
By adopting the technical scheme, the voltage and current detector can detect the current and the voltage in the circuit, transmit signals to the processor and finally display the detected voltage and current values through the display screen 4.
Furthermore, an alarm is arranged on one side of the display screen, and the alarm is electrically connected with the storage battery and the processor.
By adopting the technical scheme, the alarm can execute the instruction of the processor to send an alarm to remind a worker when the power system fails.
Further, overcurrent type current relay is arranged on one side of the voltage and current detector, the overcurrent type current relay is electrically connected with the processor, the overcurrent type current relay is connected with the box body through a screw, the quick-break type current relay is arranged on one side of the overcurrent type current relay, the quick-break type current relay is electrically connected with the processor, and the quick-break type current relay is connected with the box body through a screw.
By adopting the technical scheme, the overcurrent type current relay transmits the signal to the processor after the current exceeds the maximum load current of the line for a period of time, and the quick-break type current relay transmits the signal to the processor when the current exceeds the maximum short-circuit current at the tail end of the line.
Furthermore, one side of the quick-break type current relay is electrically connected with a time relay, the time relay is electrically connected with the overcurrent type current relay and the processor, and the time relay is electrically connected with the wiring terminal.
By adopting the technical scheme, the time relay can start timing after receiving the starting signal transmitted by the processor, and the working contact of the time relay performs opening or closing action after timing is finished, so that the subsequent circuit is pushed to work, and the delay control of the power system is realized.
Furthermore, binding post one side electricity is connected with the circuit breaker, the circuit breaker with the time relay electricity is connected, circuit breaker one side electricity is connected with dual power supply change over switch, dual power supply change over switch one side electricity is connected with stand-by power supply, dual power supply change over switch with the treater electricity is connected.
Through adopting above-mentioned technical scheme, can be when the circuit breaks down the circuit breaker disconnection, dual supply change over switch can automatic switch over stand-by power supply for this part circuit in time resumes normal work, can not bring the trouble for people's life, reduces economic loss.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. for solving current relay protection device heat dissipation fan and can take place the friction with the air at the during operation, thereby produce static, because static adsorbs the dust easily, consequently makes relay protection device inside can accumulate a large amount of dust, reduces electronic component's insulation resistance, influences life, if static produces the impaired problem of electrical components then can lead to if the static produces discharge phenomenon, the utility model discloses a set up heat dissipation fan and electrostatic eliminator, make electrostatic eliminator can ionize out a large amount of positive and negative ions to reach the mesh of eliminating static in diffusing whole box with these positive and negative ions through the wind-force that the heat dissipation fan produced, reinforcing equipment practicality has prolonged the life of device.
2. For solving current relay protection device only can be when the circuit breaks down, circuit around the cutting fault, prevent the expansion of circuit fault, when can not in time resume the operation of this circuit after breaking down, can bring great trouble for the life of letting people, cause serious economic loss's problem even, the utility model discloses a set up dual power change over switch and stand-by power supply, when can be when the circuit breaks down circuit breaker disconnection, dual power change over switch can automatic switch over to stand-by power supply for this part circuit in time resumes normal work, can not bring the trouble for people's life, reduces economic loss.
Drawings
Fig. 1 is a main sectional view of a relay protection device according to the present invention;
fig. 2 is a left side view of a relay protection device according to the present invention;
fig. 3 is a circuit block diagram of a relay protection device according to the present invention.
The reference numerals are explained below:
1. a box body; 2. a processor; 3. a storage battery; 4. a display screen; 5. an alarm; 6. a heat dissipation fan; 7. a static eliminator; 8. heat dissipation holes; 9. a wiring terminal; 10. a voltage current detector; 11. an overcurrent type current relay; 12. a quick-break type current relay; 13. a time relay; 14. a circuit breaker; 15. a dual power transfer switch; 16. a backup power source.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, the relay protection device in this embodiment includes a box 1, a heat dissipation fan 6 and an electrostatic eliminator 7, the middle portion of the box 1 is connected with a processor 2 through a screw, the processor 2 can process a received signal and send a corresponding command, one side of the processor 2 is electrically connected with a storage battery 3, the storage battery 3 is connected with the box 1 through a bolt, the storage battery 3 can provide ionization for power-requiring parts in the box 1, a heat dissipation hole 8 is formed at one side of the box 1 close to the storage battery 3, the heat dissipation hole 8 enables heat in the box 1 to be dissipated in time, one side of the box 1 is connected with the heat dissipation fan 6 through a screw, wind power generated by the heat dissipation fan 6 can dissipate heat and can diffuse positive and negative ions generated by the electrostatic eliminator 7 into the whole box 1 to achieve the purpose of eliminating static electricity, the heat dissipation fan 6 is electrically connected with both the storage battery 3 and the processor 2, the static eliminator 7 is arranged on one side of the heat radiation fan 6, the static eliminator 7 is electrically connected with the storage battery 3 and the processor 2, the static eliminator 7 can ionize a large amount of positive and negative ions, the outer wall of the box body 1 is connected with a wiring terminal 9 through a screw, one side of the wiring terminal 9 is electrically connected with a voltage and current detector 10, the voltage and current detector 10 is electrically connected with the processor 2, the upper part of the processor 2 is electrically connected with a display screen 4, the display screen 4 is connected with a clamping groove of the box body 1, the display screen 4 is electrically connected with the storage battery 3, the voltage and current detector 10 can detect current and voltage in a circuit and transmit signals to the processor 2, finally, the detected voltage and current values are displayed through the display screen 4, the alarm 5 is arranged on one side of the display screen 4, the alarm 5 is electrically connected with the storage battery 3 and the processor 2, and the alarm 5 can be used when a power system fails, can carry out the instruction of treater 2 and send out the police dispatch newspaper and remind the staff, voltage current detector 10 one side is provided with overcurrent type current relay 11, overcurrent type current relay 11 is connected with treater 2 electricity, overcurrent type current relay 11 passes through the screw connection with box 1, overcurrent type current relay 11 one side is provided with quick-break type current relay 12, quick-break type current relay 12 is connected with treater 2 electricity, quick-break type current relay 12 passes through the screw connection with box 1, make overcurrent type current relay 11 give processor 2 with signal transmission after the electric current surpasses the circuit maximum load current one end time, make quick-break type current relay 12 give processor 2 with the signal transmission when the electric current surpasses the terminal maximum short-circuit current of circuit.
As shown in fig. 1-3, in this embodiment, a time relay 13 is electrically connected to one side of the quick-break current relay 12, the time relay 13 is electrically connected to both the overcurrent current relay 11 and the processor 2, the time relay 13 is electrically connected to the connection terminal 9, the time relay 13 can start timing after receiving a start signal transmitted from the processor 2, and after the timing is finished, its working contact performs an opening or closing operation, thereby pushing a subsequent circuit to work, and realizing the delay control of the power system.
As shown in fig. 1-3, in this embodiment, a circuit breaker 14 is electrically connected to one side of a connection terminal 9, the circuit breaker 14 is electrically connected to a time relay 13, a dual power supply switch 15 is electrically connected to one side of the circuit breaker 14, a standby power supply 16 is electrically connected to one side of the dual power supply switch 15, the dual power supply switch 15 is electrically connected to a processor 2, a fault can occur on a line, the circuit breaker 14 can be switched off when the line fails, the dual power supply switch 15 can be automatically switched to the standby power supply 16, so that the line can be timely recovered to work normally, troubles cannot be brought to lives of people, and economic losses are reduced.
The specific implementation process of this embodiment is as follows: when in use, firstly, the protective device is connected into a circuit through the wiring terminals 9 at the two ends of the box body 1, then the connected voltage and current are detected by the voltage and current detector 10, the detected electric signals are transmitted to the processor 2, then the detected voltage and current values are displayed through the display screen 4, the heat in the box body 1 can be discharged through the heat dissipation hole 8 by the heat dissipation fan 6, and the generated wind power can diffuse positive and negative ions generated by the static eliminator 7 to the whole box body 1, so as to achieve the purpose of eliminating static electricity, when the current in the line exceeds the maximum load current of the line for a period of time, the overcurrent type current relay 11 transmits a signal to the processor 2, or when the current in the line exceeds the maximum short-circuit current at the tail end of the line, the quick-break type current relay 12 transmits a signal to the processor 2, the processor 2 transmits a signal to the time relay 13, the time relay 13 starts timing after receiving the starting signal of the processor 2, the working contact of the time relay performs opening action after timing is finished, so that the circuit breaker 14 is disconnected, the dual-power-supply change-over switch 15 can be automatically switched to the standby power supply 16 at the moment, so that the part of the circuit can be timely recovered to normal work, and the alarm 5 can give an alarm to remind a worker when the circuit breaks down.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. A relay protection device is characterized in that: including box (1), heat dissipation fan (6) and static eliminator (7), there is treater (2) at box (1) middle part through the screw connection, treater (2) one side electricity is connected with battery (3), battery (3) with box (1) passes through bolted connection, box (1) is close to battery (3) one side shaping has louvre (8), there is through the screw connection box (1) inside one side heat dissipation fan (6), heat dissipation fan (6) with battery (3) with the equal electricity of treater (2) is connected, heat dissipation fan (6) one side is provided with static eliminator (7), static eliminator (7) with battery (3) with the equal electricity of treater (2) is connected.
2. A relay protection device according to claim 1, wherein: the utility model discloses a storage battery box, including box (1), binding post (9) one side electricity is connected with voltage current detector (10), voltage current detector (10) with treater (2) electricity is connected, treater (2) top electricity is connected with display screen (4), display screen (4) with box (1) draw-in groove is connected, display screen (4) with battery (3) electricity is connected.
3. A relay protection device according to claim 2, wherein: display screen (4) one side is provided with siren (5), siren (5) with battery (3) with treater (2) all electricity is connected.
4. A relay protection device according to claim 2, wherein: voltage current detector (10) one side is provided with overcurrent type current relay (11), overcurrent type current relay (11) with treater (2) electricity is connected, overcurrent type current relay (11) with box (1) passes through the screw connection, overcurrent type current relay (11) one side is provided with quick-break type current relay (12), quick-break type current relay (12) with treater (2) electricity is connected, quick-break type current relay (12) with box (1) passes through the screw connection.
5. A relay protection device according to claim 4, wherein: quick-break type current relay (12) one side is electrically connected with time relay (13), time relay (13) with overcurrent type current relay (11) with treater (2) all is connected electrically, time relay (13) with binding post (9) electricity is connected.
6. A relay protection device according to claim 5, wherein: binding post (9) one side electricity is connected with circuit breaker (14), circuit breaker (14) with time relay (13) electricity is connected, circuit breaker (14) one side electricity is connected with dual supply change over switch (15), dual supply change over switch (15) one side electricity is connected with stand-by power supply (16), dual supply change over switch (15) with treater (2) electricity is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479596.1U CN214479538U (en) | 2020-10-30 | 2020-10-30 | Relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479596.1U CN214479538U (en) | 2020-10-30 | 2020-10-30 | Relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214479538U true CN214479538U (en) | 2021-10-22 |
Family
ID=78148454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022479596.1U Active CN214479538U (en) | 2020-10-30 | 2020-10-30 | Relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214479538U (en) |
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2020
- 2020-10-30 CN CN202022479596.1U patent/CN214479538U/en active Active
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