CN105826831B - DC power cabinet - Google Patents
DC power cabinet Download PDFInfo
- Publication number
- CN105826831B CN105826831B CN201610350103.XA CN201610350103A CN105826831B CN 105826831 B CN105826831 B CN 105826831B CN 201610350103 A CN201610350103 A CN 201610350103A CN 105826831 B CN105826831 B CN 105826831B
- Authority
- CN
- China
- Prior art keywords
- cabinet
- breaker
- wire
- output unit
- exchange
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/52—Mobile units, e.g. for work sites
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of DC power cabinet, for solve interim DC power cabinet volume weight in the prior art it is big it is inconvenient carry, internal structure is complicated with wiring, and time-consuming and probability of failure causes greatly straight-flow system more to change jobs the problem of time-consuming for assembly and adjustment.Including：Cuboid cabinet bottom outside corner is installed by four rolling, two sides of cabinet open up cabinet door, installation push and pull bar on the outside of cabinet door, inside includes the one side that dc circuit breaker outlet is all connected in parallel on per road DC output unit, the opposite side of direct current wire-outgoing breaker is connected with two DC charging motor output terminals active and standby each other, the ac input end of two DC charging motors is respectively by a corresponding DC charging motor alternating current inlet wire breaker control, two DC charging motor alternating current inlet wire breakers are connected away from the other end of DC charging motor with exchange total input-wire breaker, exchange the direct output multi-channel exchange output unit of total input-wire breaker.The efficiency that straight-flow system more changes jobs is improved using the program.
Description
Technical field
The present invention relates to field of electrical equipment more particularly to a kind of DC power cabinets.
Background technology
Straight-flow system is to be applied to power plant, all kinds of substations and other users using DC equipment, to be set to signal
Standby, protection, automatic device, emergency lighting, emergency power supply and the operation of breaker switching on and off provide the power-supply device of DC power supply.
Straight-flow system it is reliable whether, the safe operation of substation is played a crucial role, is substation safety
The guarantee of operation is the important component of substation, it is necessary to pay much attention to straight-flow system, it is necessary to the daily of straight-flow system
Inspection, test and maintenance work are placed on critical positions, and recovery straight-flow system is paid the utmost attention to when all kinds of accidents occur
Power supply.
Straight-flow system, which does not have a power failure, more to change jobs, and task difficulty is big, complex procedures, the dangerous height of safety wind, is required in work straight
Supply is not interrupted in galvanic electricity source, it is therefore desirable to interim straight-flow system continued power in replacement process as power supply arranged side by side.
Do not have a power failure and replace straight-flow system, key is exactly to need another set of straight-flow system old in dismounting as interim straight-flow system
It being capable of continued power during straight-flow system and the new straight-flow system of installation.
It is existing do not have a power failure replace straight-flow system scheme there are old direct current power source screen cabinet volume and weight ambassador its
Narrow and small working site is carried, the time of removal is long, when old direct current cabinet replaces new direct current cabinet with feeder line screen associating power supply, split
The DC power cabinet of formula structure is because of aerial lug complexity, and assembling, time-consuming for disintegration, and the parallel connection debugging consuming time is long, some elements
The retired equipment of technical standard is unsatisfactory for, the probability to break down is very big, it is also possible to cause to replace the problem of time-consuming.
The content of the invention
The embodiment of the present invention provides a kind of DC power cabinet, to solve to exist in the prior art interim DC power supply cabinet
The big inconvenient carrying of product weight, internal structure is complicated with external cabling, and time-consuming and probability of failure causes to take greatly for assembly and adjustment
The problem of long.
The embodiment of the present invention provides a kind of DC power cabinet, including：Cabinet 1, idler wheel 2, cabinet door 3 and push and pull bar 4；It is long
Four rolling 2 is installed in 1 bottom outside corner of cube cabinet, and two opposite sides of cabinet 1 open up cabinet door 3,3 outside installation of cabinet door
Push and pull bar 4, it is straight that inside includes multi-channel DC output unit 5, multichannel AC output unit 10, direct current lead-in circuit breaker 6, two
7, two DC charging motor alternating current inlet wire breakers 8 of current charge machine and exchange total input-wire breaker 9；Per road DC output unit
5 are all connected in parallel on the one side of dc circuit breaker outlet, the opposite side of direct current wire-outgoing breaker and two DC chargings active and standby each other
7 output terminal of machine connects, the ac input ends of two DC charging motors 7 respectively by a corresponding DC charging motor exchange into
Line breaker control, two DC charging motor alternating current inlet wire breakers 8 deviate from the other end of DC charging motor 7 with exchanging total input-wire
Breaker 9 is connected, and exchanges 9 direct output multi-channel exchange output unit 10 of total input-wire breaker.
Preferably, four rolling 2 includes two from the universal wheel of strap brake and two with to wheel, wherein, 1 one bottoms of cabinet
A universal wheel from strap brake is installed on two vertex on side respectively, two vertex point on the base opposite with a base
Not An Zhuan one with to wheel.
Preferably, it is connected per road DC output unit 5 including an indicator light with direct current wire-outgoing breaker；It is exchanged per road defeated
Go out unit 10 and be connected including meeting an indicator light with exchange wire-outgoing breaker.
Preferably, 9 output terminal connection AC Power supply socket 11 of exchange total input-wire breaker, for output AC power source.
Preferably, further including accumulator group access pile crown, it is connected with direct current lead-in circuit breaker 6.
3 cabinet door of cabinet 1 idler wheel, 2 cabinet door, 3 cabinet, 1 idler wheel, 2 cabinet, 1 cabinet door, 3 DC output unit 5 exchange output unit 10 is straight
Flow 6 DC charging motor 7 of lead-in circuit breaker exchange total input-wire 9 DC output unit of breaker, 5 direct current lead-in circuit breaker, 6 direct current inlet wire
Breaker 6 exchanges total input-wire breaker 9 and exchanges 92 cabinet of exchange 10 idler wheel of output unit of total input-wire breaker, 1 DC output unit
5 exchange output units 10, which exchange 9 advantageous effect of the present invention of total input-wire breaker, to be included：Scheme provided in an embodiment of the present invention, contracting
Short straight-flow system does not have a power failure time of replacement, reduces the process of replacement, has saved manpower, improves work efficiency.In direct current
In the case that system significant problem influence power supply occurs or generates harm to the life of storage battery, DC supply for emergency cabinet can conduct
As long as system emergency repairing device, can save equipment loss, DC supply for emergency cabinet when carrying out DC equipment replacement, raising
The reliability of straight-flow system reduces security risk, reduces the possibility for endangering personal injury generation.The DC power cabinet may be used also
Using the standby charging unit as standby battery or stock's accumulator, the loss of stock's accumulator is reduced, ensure that its matter
Amount.
Description of the drawings
Fig. 1 is the DC power cabinet external front face structure diagram in the embodiment of the present invention；
Fig. 2 is the DC power cabinet exterior lateral sides structure diagram in the embodiment of the present invention；
Fig. 3 is the DC power cabinet internal circuit attachment structure schematic diagram in the embodiment of the present invention.
Specific embodiment
In order to provide the replacement efficiency for improving straight-flow system, ensure DC power supply to the continued power of whole station DC power supply with
And reduce short-circuit risks and ensure the person and the implementation of equipment safety, an embodiment of the present invention provides a kind of DC power cabinet,
The preferred embodiment of the present invention is illustrated below in conjunction with Figure of description.
Refering to shown in Fig. 1 and Fig. 2, the embodiment of the present invention provides a kind of DC power cabinet, including：Cabinet 1, idler wheel 2, cabinet door
3 and push and pull bar 4；Four rolling 2 is installed in 1 bottom outside corner of cuboid cabinet, and two opposite sides of cabinet 1 open up cabinet
Door 3,3 outside installation push and pull bar 4 of cabinet door, inside includes multi-channel DC output unit 5, multichannel AC output unit 10, direct current
The DC charging motor alternating current inlet wire breaker 8 of DC charging motor 7, two of lead-in circuit breaker 6, two and exchange total input-wire breaker
9；All it is connected in parallel on the one side of dc circuit breaker outlet per road DC output unit 5, the opposite side of direct current wire-outgoing breaker and two
7 output terminal of DC charging motor connection active and standby each other, the ac input end of two DC charging motors 7 is respectively by corresponding one
A DC charging motor alternating current inlet wire breaker control, two DC charging motor alternating current inlet wire breakers 8 are away from DC charging motor 7
The other end is connected with exchanging total input-wire breaker 9, and exchanges 9 direct output multi-channel exchange output unit of total input-wire breaker
10。
Wherein, four rolling 2 includes two from the universal wheel of strap brake and two with to wheel, wherein, 1 one bases of cabinet
Two vertex one universal wheel from strap brake is installed respectively, two vertex on the base opposite with base difference
Installation one is with to wheel.
It is connected per road DC output unit 5 including an indicator light with direct current wire-outgoing breaker；Output unit is exchanged per road
10 are connected including meeting an indicator light with exchange wire-outgoing breaker.Each indicator light is corresponding to be used to show the road direct current output
Unit 5 or exchange output unit 10 are "on" position.Include the power transmission line for meeting output current size per road DC output unit 5
Road, the DC output terminal for being easy to wiring, an indicator light be in parallel with direct current wire-outgoing breaker,；Output unit 10 is exchanged per road
Break including the transmission line of electricity for meeting output current size, the DC output terminal, the indicator light that are easy to wiring with exchanging outlet
Road device is in parallel.
9 output terminal connection AC Power supply socket 11 of total input-wire breaker is exchanged, for output AC power source.Convenient working mistake
Other electrical appliance electricity consumptions in journey.
DC power supply always by two DC charging motors 7 be responsible for by output, is carried out sectionalized single busbar connection design, is filled when there is a direct current
7 failure of motor can have another DC charging motor 7 to power.
DC power cabinet further includes accumulator group access pile crown, is connected with direct current lead-in circuit breaker 6.The DC power cabinet
It is 800 specifications for multiplying 600 that cabinet 1, which is remake as bottom length and width, can be 1.272 meters by minimum dimension in control room, and
After the DC power cabinet retains necessary element, overall weight also mitigates more than 50 percent, and integral structure is made,
External bus is fully enclosed in cabinet, saves original combination and the time disintegrated, the idler wheel 2 of the low corner of DC power cabinet cabinet can
To save the time carried and removed, and save human cost.Cabinet 1 can include 2 cabinet doors 3, convenient to overhaul, each
Cabinet door 3 installs at least one push and pull bar.Cabinet 1 selects stainless steel material, and intensity is big, and inoxidizability is strong.By to each change
The analysis of power station feeder line way selects 16 road DC output units to use enough.Accumulator group access pile crown is directly accessed direct current
In positive and negative busbar, prevent in the case of being lost suddenly using AC power during DC power cabinet, by accumulator group to DC load
Power supply ensures that DC power supply being capable of normal supply.
In conclusion scheme provided in an embodiment of the present invention, shorten straight-flow system and do not have a power failure time of replacement, reduce
The process of replacement has saved manpower, improves work efficiency.Significant problem occur in straight-flow system influences power supply or to the accumulator longevity
In the case that life generates harm, the emergency repairing device of system as long as DC supply for emergency cabinet can be used as can save equipment damage
It loses, DC supply for emergency cabinet improves the reliability of straight-flow system when carrying out DC equipment replacement, reduces security risk, subtracts
The possibility of personal injury generation is endangered less.The DC power cabinet is also used as the spare of standby battery or stock's accumulator
Charging unit reduces the loss of stock's accumulator, ensure that its quality.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (5)
1. a kind of DC power cabinet, which is characterized in that including：Cabinet, idler wheel, cabinet door and push and pull bar；Cuboid cabinet bottom
Four rolling is installed in corner on the outside of portion, and two opposite sides of cabinet open up cabinet door, and push and pull bar, inside bag are installed on the outside of cabinet door
Multi-channel DC output unit, multichannel AC output unit, direct current lead-in circuit breaker, two DC charging motors, two direct currents are included to fill
Motor AC lead-in circuit breaker and exchange total input-wire breaker；Direct current lead-in circuit breaker is all connected in parallel on per road DC output unit
The one side of outlet, the opposite side of direct current lead-in circuit breaker are connected with two DC charging motor output terminals active and standby each other, and two straight
The ac input end of current charge machine is respectively by a corresponding DC charging motor alternating current inlet wire breaker control, two direct currents
Charger alternating current inlet wire breaker is connected away from the other end of DC charging motor with exchanging total input-wire breaker, and exchange always into
The direct output multi-channel exchange output unit of line breaker.
2. DC power cabinet as described in claim 1, which is characterized in that four rolling includes two universal wheels from strap brake
With two with to wheel, wherein, a universal wheel from strap brake is installed on two vertex on one base of cabinet respectively, with described one
One is installed respectively with to wheel in two vertex on the opposite base in base.
3. DC power cabinet as described in claim 1, which is characterized in that include one first instruction per road DC output unit
Lamp is connected with direct current wire-outgoing breaker；Per road, exchange output unit includes second indicator light with exchanging wire-outgoing breaker company
It connects.
4. DC power cabinet as described in claim 1, which is characterized in that exchange total input-wire breaker output terminal connection alternating current
Supply socket, for output AC power source.
5. DC power cabinet as described in claim 1, which is characterized in that further include accumulator group access pile crown, accumulator group
Access pile crown is connected with direct current lead-in circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610350103.XA CN105826831B (en) | 2016-05-25 | 2016-05-25 | DC power cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610350103.XA CN105826831B (en) | 2016-05-25 | 2016-05-25 | DC power cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105826831A CN105826831A (en) | 2016-08-03 |
| CN105826831B true CN105826831B (en) | 2018-05-22 |
Family
ID=56530544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610350103.XA Active CN105826831B (en) | 2016-05-25 | 2016-05-25 | DC power cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105826831B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494992B (en) * | 2017-09-12 | 2020-07-28 | 株洲中车时代电气股份有限公司 | Frequency converter |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201490761U (en) * | 2009-09-08 | 2010-05-26 | 深圳市宝安任达电器实业有限公司 | Microcomputer type power engineering direct-current power supply cabinet with two alternating current power supplies |
| CN201750146U (en) * | 2010-07-27 | 2011-02-16 | 上海一开电气集团有限公司 | DC power supply system |
| CN203312905U (en) * | 2013-05-30 | 2013-11-27 | 国家电网公司 | Portable mobile direct-current power cabinet |
| CN103683268A (en) * | 2013-12-19 | 2014-03-26 | 国家电网公司 | Portable charging-and-feedback integrated direct-current power supply |
| CN204497575U (en) * | 2014-12-24 | 2015-07-22 | 浙江省电力设计院 | A kind of thermal control power distribution cabinet |
| CN204835953U (en) * | 2015-08-18 | 2015-12-02 | 南京苏尔机电科技有限公司 | High frequency switching power supply DC power supply cabinet |
| CN205178636U (en) * | 2015-11-20 | 2016-04-20 | 无锡斯达四方电气有限公司 | Computer type high frequency switch DC power supply cabinet |
| CN205791043U (en) * | 2016-05-25 | 2016-12-07 | 国网宁夏电力公司吴忠供电公司 | DC power cabinet |
-
2016
- 2016-05-25 CN CN201610350103.XA patent/CN105826831B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105826831A (en) | 2016-08-03 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Jie Inventor after: Feng Yi Inventor after: Yang Lei Inventor after: Ma Hai Inventor after: Zhang Kang Inventor after: Wang Dongfang Inventor after: Qin Chuan Inventor after: Wang Hongbin Inventor after: Yang Fan Inventor after: Hou Xingtao Inventor after: Sun Rui Inventor before: Ma Hai Inventor before: Feng Yi Inventor before: Yang Lei Inventor before: Zhang Kang Inventor before: Wang Jie Inventor before: Wang Dongfang Inventor before: Qin Chuan Inventor before: Wang Hongbin Inventor before: Yang Fan Inventor before: Hou Xingtao Inventor before: Sun Rui |