CN202602134U - Portable DC system load transfer auxiliary tank - Google Patents

Portable DC system load transfer auxiliary tank Download PDF

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Publication number
CN202602134U
CN202602134U CN 201220202530 CN201220202530U CN202602134U CN 202602134 U CN202602134 U CN 202602134U CN 201220202530 CN201220202530 CN 201220202530 CN 201220202530 U CN201220202530 U CN 201220202530U CN 202602134 U CN202602134 U CN 202602134U
Authority
CN
China
Prior art keywords
charger
feeder
output
feeder line
storage battery
Prior art date
Application number
CN 201220202530
Other languages
Chinese (zh)
Inventor
韩涛
李岩
任炜
王鑫
徐娟
魏延彬
刘涛
王宁
刘跃文
孟凡敏
王启明
孙斌
刘啸宇
焦新敬
李程
张泽卉
Original Assignee
山东电力集团公司莱芜供电公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 山东电力集团公司莱芜供电公司 filed Critical 山东电力集团公司莱芜供电公司
Priority to CN 201220202530 priority Critical patent/CN202602134U/en
Application granted granted Critical
Publication of CN202602134U publication Critical patent/CN202602134U/en

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Abstract

The utility model discloses a portable DC system load transfer auxiliary tank, which comprises a tank body, a charger monitor, an AC air switch, a feeder switch, a feeder indication lamp, a charger, an AC input port, a storage battery input interface and a feeder output port and is characterized in that the AC input port is connected with the input end of the charger by the AC air switch, the output end of the charger is connected with power interfaces of the charger monitor and a comprehensive measurement and control device, the input end and the output end of the charger are connected with the comprehensive measurement and control device by data acquisition lines, the output end of the charger is connected with the storage battery input interface and the feeder output port through lead wires, the lead wire between the output end of the charger and the feeder output port is provided with the feeder switch and the feeder indication lamp, and a communication interface of the motor monitor is connected with a communication interface of the comprehensive measurement and control device through a lead wire. The portable DC system load transfer auxiliary tank is simple to wire and convenient to carry and use and ensures the operation safety of a transformer station.

Description

The Portable DC system loading shifts auxiliary tank

Technical field

The utility model relates to a kind of DC power system repair and maintenance device, and specifically a kind of Portable DC system loading shifts auxiliary tank.

Background technology

The DC power system is mainly used in power plant, hydroelectric station and all kinds of transformer station in the electric power system; For the instrument in circuit-breaker switching on-off and the secondary circuit, instrument, relaying protection, emergency lighting with can not working dc power be provided the breaker device even load; Must guarantee the continuity of power supply; Can not cut off the power supply, so the whether reliable safe operation that directly has influence on the power supply distribution system of DC power system.

Electric power DC system mostly adopts the high frequency switch power charging module at present; Valve-controlled sealed lead-acid (VRLA) storage battery; Useful life and fail safe have obtained large increase; But DC power supply fault, damage need to change or upgrading also is a common occurrence, is the important content that direct current is safeguarded.In transformer station direct current system DC power supply replacing process, tear old screen body, dress screen newly open, control in the old direct current system and living load need to shift; But direct-flow electricity utilization apparatus does not allow dead electricity, and general normal employing direct current emergency power supply car is done transition, and the weak point of this direct current emergency power supply car is: because this DC power supply car body is long-pending greatly, heavy; Narrow and small or be difficult for the into scene of car in some space; Can't use, therefore can't accomplish in any occasion, can both realize charged transfer dc load; New and old direct current cabinet safety, change easily and fast, become the obstacle of DC power system repair and maintenance.

Summary of the invention

It is in any occasion a kind of that the purpose of the utility model is to provide, can both charged transfer dc load, realize new and old direct current cabinet safety, change fast, and wiring simple, portably use easily that the Portable DC system loading shifts auxiliary tank.

In order to reach above purpose; The technical scheme that the utility model adopted is: this Portable DC system loading shifts auxiliary tank; Comprise casing, charger watch-dog, exchange air switch, feeder switch, feeder line indicator light, charger, ac input end mouth, storage battery input interface and feeder line output port; It is characterized in that: the bottom of described casing is provided with universal wheel; On the front panel of casing, be provided with the charger watch-dog, exchange air switch, feeder switch and feeder line indicator light; In casing, be provided with charger and synthesis observe and control device; On the rear board of casing, be provided with ac input end mouth, storage battery input interface and feeder line output port, the ac input end mouth is connected with the charger input through exchanging air switch, and the charger output is connected through the power interface of lead with charger watch-dog and integrated monitoring apparatus respectively; The input of charger is connected with the data-interface of synthesis observe and control device through the data acquisition line respectively with output; The output of charger is connected with the feeder line output port with the storage battery input port through lead respectively, and the lead between the output of described charger and the feeder line output port is provided with feeder switch and feeder line indicator light, and the communication interface of charger watch-dog is connected through lead with the communication interface of synthesis observe and control device.

The utility model is also implemented through following measure: the lead between the output of described charger and the storage battery input port is provided with fuse, and the storage battery input port is connected with batteries.

Described charger parallel connection is provided with two.

The parallel connection of described feeder line output port is provided with 10 the tunnel.

The beneficial effect of the utility model is: wiring is simple, portably use conveniently; Can all loads in the old direct current system thoroughly be transferred in the servicing unit according to the distribution situation of transforming plant DC load, replace former DC power supply device normally to move; Old direct current system is removed; New direct current system is installed again, has so just guaranteed the security of operation of transformer station, for the attendant be provided the sufficient repair time simultaneously.

Description of drawings

Fig. 1 is the front-panel structure sketch map of the utility model;

Fig. 2 is the rear panel structure sketch map of the utility model;

Fig. 3 is the circuit connection schematic diagram of the utility model;

Among the figure: 1, charger watch-dog; 2, exchange air switch; 3, feeder switch; 4, feeder line indicator light; 5, charger; 6, ac input end mouth; 7, storage battery input port; 8, feeder line output port; 9, synthesis observe and control device; 10, casing.

Embodiment

Make the utility model with reference to accompanying drawing 1, Fig. 2, Fig. 3.This Portable DC system loading shifts auxiliary tank; Comprise casing 10, charger watch-dog 1, exchange air switch 2, feeder switch 3, feeder line indicator light 4, charger 5, ac input end mouth 6, storage battery input interface 7 and feeder line output port 8; It is characterized in that: the bottom of described casing 10 is provided with universal wheel; On the front panel of casing 10, be provided with charger watch-dog 1, exchange air switch 2, feeder switch 3 and feeder line indicator light 4; In casing 10, be provided with charger 5 and synthesis observe and control device 9; On the rear board of casing 10, be provided with ac input end mouth 6, storage battery input interface 7 and feeder line output port 8; Ac input end mouth 6 is connected with charger 5 inputs through exchanging air switch 2, and charger 5 outputs are connected with the power interface of charger watch-dog 1 with integrated monitoring apparatus 9 through lead respectively, for charger watch-dog 1 and synthesis observe and control device 9 provide power supply; The input of charger 5 is connected through the data-interface of data acquisition line with synthesis observe and control device 9 respectively with output; Send into synthesis observe and control device 9 to the data of gathering through data-interface, the output of charger 5 is connected with feeder line output port 8 with storage battery input port 7 through lead respectively, and the lead between the output of described charger 5 and the feeder line output port 8 is provided with feeder switch 3 and feeder line indicator light 4; The communication interface of charger watch-dog 1 is connected through lead with the communication interface of synthesis observe and control device 9, so that carry out mutual exchanges data.

Lead between the output of described charger 5 and the storage battery input port 7 is provided with fuse, and storage battery input port 7 is connected with batteries.

Described charger watch-dog 1 employing Hebei electronics technology Co., Ltd of wound section produce THJK001G-3S type charger watch-dog.THJK001G-3S type charger watch-dog is the Surveillance center of whole auxiliary tank, monitors each functional module such as AC distribution, rectification module, DC feedback in real time, complete Chinese graphical interfaces, and man-machine conversation mode's control, simple to operate, easy to use.

Described charger 5 parallel connections are provided with two, adopt self cooling intelligent high-frequency switch module, and effluent north company of wound section produces; Model is 1230D20NZ-3, and this module aims at electric power system design, has the high frequency switch power of " four is distant " function; Module adopts " the resonant switch power technology of resonance potential type dicyclo control " advanced in the world; 220V, 20A, self-cold radiating mode, hot-pluggable; Have kinds of protect functions such as overvoltage, overcurrent, short circuit, excess temperature, under-voltage, current limliting, volume is little, in light weight, efficient is high, reliability is high.

The THJK001-C type synthesis observe and control device that synthesis observe and control device 9 employing Hebei companies of wound section produce; Can be to alternating voltage, controlling voltage, close female voltage, control mother current, battery current, temperature etc. and measure, and upload the charger watch-dog through data channel.

Described feeder line output port 8 parallel connections are provided with 10 the tunnel, adopt Beijing people's electrical equipment GM series, and parameter is 25A, reliably guarantees direct current output.

The operation principle of the utility model: after the 380V AC power inserts in the casing 10 through ac input end mouth 6; Through charger 5 rectifications; Become direct current to alternating current, DC power supply can be charger watch-dog 1 and with synthesis observe and control device 9 power supply is provided, after the startup; Synthesis observe and control device 9 obtains exchanging the real time information of module, rectification module and DC feedback module and is uploaded to charger watch-dog 1 by communication interface through data acquisition and shows in real time; According to the data feedback, can suitably adjust through the direct voltage and the electric current of 5 pairs of conversions of charger, adjusted direct current can be a charge in batteries through storage battery access interface 7; And carry out single channel or multi-channel DC output after can passing through feeder switch 3 and feeder line indicator light 4; Light feeder line indicator light 4 by direct current output branch road, can replace former direct current cabinet power supply to accomplish dc load thus and shift, guarantee reliable continuous direct current supply.

Claims (4)

1. the Portable DC system loading shifts auxiliary tank; Comprise casing (10), charger watch-dog (1), exchange air switch (2), feeder switch (3), feeder line indicator light (4), charger (5), ac input end mouth (6), storage battery input interface (7) and feeder line output port (8); It is characterized in that: the bottom of described casing (10) is provided with universal wheel; On the front panel of casing (10), be provided with charger watch-dog (1), exchange air switch (2), feeder switch (3) and feeder line indicator light (4); In casing (10), be provided with charger (5) and synthesis observe and control device (9); On the rear board of casing (10), be provided with ac input end mouth (6), storage battery input interface (7) and feeder line output port (8); Ac input end mouth (6) is connected with charger (5) input through exchanging air switch (2); Charger (5) output is connected with the power interface of charger watch-dog (1) with integrated monitoring apparatus (9) through lead respectively; The input of charger (5) is connected through the data-interface of data acquisition line with synthesis observe and control device (9) respectively with output; The output of charger (5) is connected with feeder line output port (8) with storage battery input port (7) through lead respectively; Lead between the output of described charger (5) and the feeder line output port (8) is provided with feeder switch (3) and feeder line indicator light (4), and the communication interface of charger watch-dog (1) is connected through lead with the communication interface of synthesis observe and control device (9).
2. Portable DC system loading according to claim 1 shifts auxiliary tank; It is characterized in that: the lead between the output of described charger (5) and the storage battery input port (7) is provided with fuse, and storage battery input port (7) is connected with batteries.
3. Portable DC system loading according to claim 1 shifts auxiliary tank, and it is characterized in that: described charger (5) parallel connection is provided with two.
4. Portable DC system loading according to claim 1 shifts auxiliary tank, and it is characterized in that: described feeder line output port (8) parallel connection is provided with 10 the tunnel.
CN 201220202530 2012-05-08 2012-05-08 Portable DC system load transfer auxiliary tank CN202602134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220202530 CN202602134U (en) 2012-05-08 2012-05-08 Portable DC system load transfer auxiliary tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220202530 CN202602134U (en) 2012-05-08 2012-05-08 Portable DC system load transfer auxiliary tank

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CN202602134U true CN202602134U (en) 2012-12-12

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CN 201220202530 CN202602134U (en) 2012-05-08 2012-05-08 Portable DC system load transfer auxiliary tank

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CN (1) CN202602134U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103997107A (en) * 2014-05-29 2014-08-20 国家电网公司 Portable direct-current power source
CN105262188A (en) * 2015-10-23 2016-01-20 国网山东海阳市供电公司 Portable emergency DC charging device
CN105720680B (en) * 2014-12-02 2018-09-04 国家电网公司 A kind of cell DC load transfer equipment and method
CN110429488A (en) * 2019-06-06 2019-11-08 国网山东省电力公司高青县供电公司 A kind of direct current cabinet replacement portable load switching power supply box
CN110544891A (en) * 2019-07-31 2019-12-06 深圳供电局有限公司 Centralized control box for video and environment monitoring system of transformer substation

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103997107A (en) * 2014-05-29 2014-08-20 国家电网公司 Portable direct-current power source
CN105720680B (en) * 2014-12-02 2018-09-04 国家电网公司 A kind of cell DC load transfer equipment and method
CN105262188A (en) * 2015-10-23 2016-01-20 国网山东海阳市供电公司 Portable emergency DC charging device
CN110429488A (en) * 2019-06-06 2019-11-08 国网山东省电力公司高青县供电公司 A kind of direct current cabinet replacement portable load switching power supply box
CN110544891A (en) * 2019-07-31 2019-12-06 深圳供电局有限公司 Centralized control box for video and environment monitoring system of transformer substation

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20121210

Address after: Luzhong street 271100 in Shandong province Laiwu City Laicheng District No. 21

Patentee after: Laiwu Power Supply Co., Ltd. of Shandong Electric Power Corporation

Patentee after: State Grid Corporation of China

Address before: Luzhong street 271100 in Shandong province Laiwu City Laicheng District No. 21

Patentee before: Laiwu Power Supply Co., Ltd. of Shandong Electric Power Corporation

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: STATE GRID CORPORATION OF CHINA

Effective date: 20121210

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121212

Termination date: 20170508