CN216016169U - Direct-current high-voltage box of live-line operated molded case circuit breaker - Google Patents
Direct-current high-voltage box of live-line operated molded case circuit breaker Download PDFInfo
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- CN216016169U CN216016169U CN202122147693.5U CN202122147693U CN216016169U CN 216016169 U CN216016169 U CN 216016169U CN 202122147693 U CN202122147693 U CN 202122147693U CN 216016169 U CN216016169 U CN 216016169U
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- voltage box
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Abstract
The utility model discloses a direct current high-voltage box of a live-wire operated molded case circuit breaker, which comprises a high-voltage box body, wherein the live-wire operated molded case circuit breaker and an AC circuit breaker are fixedly arranged on one side of the high-voltage box body, and the live-wire operated molded case circuit breaker is connected with a high-voltage main loop; through the relevance setting of the electrified operated molded case circuit breaker and the fire extinguishing system signal, the electrified operated molded case circuit breaker can be used for conducting on-off control on a high-voltage main loop, the electrified operated molded case circuit breaker receives a low-voltage control signal of the fire extinguishing system, the linkage of a battery system and the fire extinguishing system can be realized, when the fire extinguishing system detects fire, the sent low-voltage control signal is transmitted to an auxiliary contact of the high-voltage box molded case circuit breaker to control the electrified operated molded case circuit breaker to cut off the high-voltage loop, the whole high-voltage box is powered off, through the setting of the electrified operated molded case circuit breaker and the fire extinguishing system, the high-voltage box can be linked with the fire extinguishing system and cut off the loop immediately, and the safety of personnel is guaranteed while the economic loss is reduced.
Description
Technical Field
The utility model relates to a high-voltage apparatus technical field specifically is a direct current high-voltage box of moulded case circuit breaker is controlled to electrified.
Background
With the increasing demand of the power industry, compared with the pollution to the environment brought by the traditional power generation industry and the due transportation of clean energy systems such as energy storage systems, the energy storage technology is regarded as an important component in six links of 'acquisition-generation-transmission-allocation-utilization-storage' in the operation process of a power grid.
The energy storage system has high voltage and large current, the grid-connected system is complex, and once the problems of safety, fire and the like occur, if the system can not effectively cut off a loop in time, huge accident disasters and economic losses can be brought to users, so that a direct-current high-voltage box of the live-operated molded case circuit breaker needs to be provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a direct current high-voltage box of moulded case circuit breaker is moulded to electrified operation can link with fire extinguishing system, cut off the high-voltage box in return circuit immediately, when the conflagration takes place for the system, can effectually cut off the return circuit, and support personnel's safety reduces economic loss simultaneously to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a direct current high-voltage box of moulded case circuit breaker is handled to electrification, includes the high-voltage box, one side fixed mounting of high-voltage box has moulded case circuit breaker and AC circuit breaker of handling with electricity, moulded case circuit breaker and AC circuit breaker all run through and extend to inside the high-voltage box, the inside fixed mounting of high-voltage box has BMS master controller, AC/DC switching power supply, pre-charge resistance and terminal row, moulded case circuit breaker is handled with high-voltage major loop electric connection in electricity, BMS master controller, AC circuit breaker, AC/DC switching power supply, pre-charge resistance all with terminal row electric connection, AC/DC switching power supply and inside battery, external power source electric connection.
Preferably, one side of the high-voltage box body is fixedly provided with a first positive connector, a first negative connector, a second positive connector, a second negative connector, a first low-voltage plug-in unit and a second low-voltage plug-in unit, and the high-voltage box body is internally and fixedly provided with three groups of relays.
Preferably, the inside fixed mounting of high-voltage box has the insulated column, the one end fixed mounting of first positive pole connector has the connection copper bar, connection copper bar fixed mounting is at the top of insulated column.
Preferably, the connecting copper bar is provided with a fuse, and one end of the connecting copper bar is fixedly installed with the group of relays.
Preferably, the inside fixed mounting of high-voltage box has hall sensor and auxiliary relay, the one end fixed mounting of first negative pole connector has the connection copper bar.
Preferably, the connecting copper bar penetrates through the Hall sensor and is fixedly installed with the group of relays, and the Hall sensor, the intermediate relays and the relays are all electrically connected with the terminal bar.
Compared with the prior art, the beneficial effects of the utility model are that:
through the relevance setting of the electrified operated molded case circuit breaker and the fire extinguishing system signal, the electrified operated molded case circuit breaker can be used for conducting on-off control on a high-voltage main loop, the electrified operated molded case circuit breaker receives a low-voltage control signal of the fire extinguishing system, the linkage of a battery system and the fire extinguishing system can be realized, when the fire extinguishing system detects fire, the sent low-voltage control signal is transmitted to an auxiliary contact of the high-voltage box molded case circuit breaker to control the electrified operated molded case circuit breaker to cut off the high-voltage loop, the whole high-voltage box is powered off, through the setting of the electrified operated molded case circuit breaker and the fire extinguishing system, the high-voltage box can be linked with the fire extinguishing system and cut off the loop immediately, and the safety of personnel is guaranteed while the economic loss is reduced.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic structural diagram of the present invention.
In the figure: 1. a high pressure tank body; 2. a live operated molded case circuit breaker; 3. a BMS master controller; 4. an AC circuit breaker; 5. an AC/DC switching power supply; 6. pre-charging a resistor; 7. a terminal block; 8. a relay; 9. an insulating column; 10. a Hall sensor; 11. an intermediate relay; 12. a fuse; 13. connecting the copper bars; 14. a first positive connector; 15. a first negative connector; 16. a second positive connector; 17. a second negative connector; 18. a first low-voltage insert; 19. a second low pressure insert.
Detailed Description
The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a direct current high-voltage box of an electric operating molded case circuit breaker comprises a high-voltage box body 1, wherein one side of the high-voltage box body 1 is fixedly provided with an electric operating molded case circuit breaker 2 and an AC circuit breaker 4, the electric operating molded case circuit breaker 2 and the AC circuit breaker 4 both penetrate through and extend into the high-voltage box body 1, the inside of the high-voltage box body 1 is fixedly provided with a BMS main controller 3, an AC/DC switching power supply 5, a pre-charging resistor 6 and a terminal bar 7, the electric operating molded case circuit breaker 2 is electrically connected with a high-voltage main loop, the BMS main controller 3, the AC circuit breaker 4, the AC/DC switching power supply 5 and the pre-charging resistor 6 are electrically connected with the terminal bar 7, and the AC/DC switching power supply 5 is electrically connected with an internal battery and an external power supply;
through the arrangement of the live-operated molded case circuit breaker 2, the live-operated molded case circuit breaker 2 can carry out on-off control on a high-voltage main loop, the live-operated molded case circuit breaker 2 receives a low-voltage control signal of a fire protection system, the linkage of a battery system and the fire protection system can be realized, when the fire protection system detects a fire occurrence signal, a 24V signal is output and transmitted to an auxiliary contact of a high-voltage box molded case circuit breaker to control the live-operated molded case circuit breaker 2 to cut off the high-voltage loop, so that the whole high-voltage box is powered off, the BMS main controller 3 can monitor the insulation state and the current state of the relay 8 in real time, the safety of the battery system is greatly improved, the low-voltage power-up and low-down of the high-voltage box system can be controlled through the disconnection and the closing of the AC circuit breaker 4 so as to be convenient for the merging and quitting operation of the battery clusters, the AC/DC switching power supply 5 can directly convert AC220V of commercial power into a 24V power supply required by the system control, thereby being convenient for the system use, the whole system is convenient to get electricity, the resistor is precharged, and the large current at the moment of electrifying the system and the circulation impact among the battery clusters are effectively reduced, so that the safety of the battery system is improved;
a first positive connector 14, a first negative connector 15, a second positive connector 16, a second negative connector 17, a first low-voltage plug-in 18 and a second low-voltage plug-in 19 are fixedly mounted on one side of the high-voltage box body 1, three groups of relays 8 are fixedly mounted inside the high-voltage box body 1, an insulating column 9 is fixedly mounted inside the high-voltage box body 1, a connecting copper bar 13 is fixedly mounted at one end of the first positive connector 14, and the connecting copper bar 13 is fixedly mounted at the top of the insulating column 9;
through the arrangement of the first positive connector 14, the second negative connector 17 and the first low-voltage plug-in 18 can be connected with an external load, and the first negative connector 15, the second positive connector 16 and the second low-voltage plug-in 19 can be connected with an internal battery;
a fuse 12 is arranged on a connecting copper bar 13, one end of the connecting copper bar 13 is fixedly installed with a group of relays 8, a Hall sensor 10 and an intermediate relay 11 are fixedly installed inside a high-voltage box body 1, one end of a first negative connector 15 is fixedly installed with the connecting copper bar 13, the connecting copper bar 13 penetrates through the Hall sensor 10 and is fixedly installed with the group of relays 8, and the Hall sensor 10, the intermediate relay 11 and the relays 8 are all electrically connected with a terminal block 7;
because the electrically operated molded case circuit breaker 2 has high induction energy, the linkage of a battery system and a fire fighting system can be realized, when the fire fighting system detects a fire occurrence signal, a 24V signal is output and transmitted to the high-voltage box molded case circuit breaker auxiliary contact to control the electrically operated molded case circuit breaker 2 to cut off a high-voltage loop, so that the whole high-voltage box is powered off, the safety is improved, the BMS main controller 3 can monitor the insulation state and the current state of the relay 8 in real time, the safety of the battery system is greatly improved, the low-voltage power-up and power-down of the high-voltage box system can be controlled through the disconnection and the closing of the AC circuit breaker 4 to facilitate the merging and exiting operation of battery clusters, the AC/DC switching power supply 5 can directly convert AC220V of commercial power into a 24V power supply required by the system control, the system is convenient to use, the whole system is convenient to get electricity, pre-charge a resistor, and the current impact between the battery clusters at the moment of power-up of the system is effectively reduced, thereby improving the safety of the battery system.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a direct current high-voltage box of moulded case circuit breaker is handled with electricity, includes high-voltage box (1), its characterized in that: one side fixed mounting of high-voltage box (1) has live-operating moulded case circuit breaker (2) and AC circuit breaker (4), live-operating moulded case circuit breaker (2) and AC circuit breaker (4) all run through and extend to inside high-voltage box (1), the inside fixed mounting of high-voltage box (1) has BMS master controller (3), AC/DC switching power supply (5), pre-charge resistance (6) and terminal row (7), live-operating moulded case circuit breaker (2) and high-voltage main loop electric connection, BMS master controller (3), AC circuit breaker (4), AC/DC switching power supply (5), pre-charge resistance (6) all with terminal row (7) electric connection, AC/DC switching power supply (5) and internal battery, external power source electric connection.
2. The direct current high voltage box of the electrically operated molded case circuit breaker according to claim 1, wherein: one side fixed mounting of high-voltage box (1) has first positive connector (14), first negative pole connector (15), second positive connector (16), second negative pole connector (17), first low pressure plug-in components (18) and second low pressure plug-in components (19), high-voltage box (1) inside fixed mounting has three relays (8) of group.
3. The direct current high voltage box of the electrically operated molded case circuit breaker according to claim 2, wherein: the inside fixed mounting of high-voltage box (1) has insulated column (9), the one end fixed mounting of first positive connector (14) has connection copper bar (13), connection copper bar (13) fixed mounting is at the top of insulated column (9).
4. The direct current high voltage box of the electrically operated molded case circuit breaker according to claim 3, wherein: the fuse (12) is arranged on the connecting copper bar (13), and one end of the connecting copper bar (13) is fixedly installed with the group of relays (8).
5. The direct current high voltage box of the electrically operated molded case circuit breaker according to claim 4, wherein: the high-voltage box is characterized in that a Hall sensor (10) and an intermediate relay (11) are fixedly mounted inside the high-voltage box body (1), and a connecting copper bar (13) is fixedly mounted at one end of a first negative connector (15).
6. The direct current high voltage box of the electrically operated molded case circuit breaker according to claim 5, wherein: connect copper bar (13) and run through hall sensor (10) to with a set of relay (8) fixed mounting, hall sensor (10), auxiliary relay (11) and relay (8) all with terminal row (7) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122147693.5U CN216016169U (en) | 2021-09-07 | 2021-09-07 | Direct-current high-voltage box of live-line operated molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122147693.5U CN216016169U (en) | 2021-09-07 | 2021-09-07 | Direct-current high-voltage box of live-line operated molded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216016169U true CN216016169U (en) | 2022-03-11 |
Family
ID=80532779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122147693.5U Active CN216016169U (en) | 2021-09-07 | 2021-09-07 | Direct-current high-voltage box of live-line operated molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216016169U (en) |
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2021
- 2021-09-07 CN CN202122147693.5U patent/CN216016169U/en active Active
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