CN110011194A - A kind of expansible change power distribution equipment - Google Patents
A kind of expansible change power distribution equipment Download PDFInfo
- Publication number
- CN110011194A CN110011194A CN201910417008.0A CN201910417008A CN110011194A CN 110011194 A CN110011194 A CN 110011194A CN 201910417008 A CN201910417008 A CN 201910417008A CN 110011194 A CN110011194 A CN 110011194A
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- CN
- China
- Prior art keywords
- power distribution
- distribution equipment
- low
- bus bar
- extension
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- 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
-
- 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
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- 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
- H02B1/308—Mounting of cabinets together
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses become power distribution equipment after becoming power distribution equipment, extension change power distribution equipment, feeder line extension before a kind of expansible change power distribution equipment, including former change power distribution equipment, feeder line extension；Extension becomes power distribution equipment and is made of extension 3# transformer case and extension 3# transformer；Extending 3# transformer case is the device to cool down to transformer, prevents thermo-field thoery from hidden danger occurs.The right side that extension becomes power distribution equipment is connected by bus with original change power distribution equipment, left side is connected by becoming power distribution equipment after bus and feeder line extension；Become in the middle part of power distribution equipment before feeder line extension and is vertically arranged with low-voltage bus bar；The middle and upper part of low-voltage bus bar leading flank is vertically arranged with low-voltage bus bar connector；The bottom of low-voltage bus bar is provided with low-voltage bus bar bracket；Become on the low-voltage bus bar in the middle part of power distribution equipment after feeder line extension and is provided with low-voltage bus bar connector from the top down.Operation of the present invention is convenient and efficient, not only short construction period, but also can reduce loss, has wide applicability.
Description
Technical field
The present invention relates to a kind of change power distribution equipments, more particularly to a kind of expansible change power distribution equipment.
Background technique
Changed into switchhouse is the equipment room for carrying out voltage up-down and electric energy distribution, generally comprises high-low pressure cabinet, transformer, direct current
The electrical complete equipments such as screen.Box-type substation is suitable for residential quarters, city public transformer, bustling downtown area, construction power supply etc., user
Box-type substation can be selected according to different use conditions, load level.With Modernization build rapid development,
The continuous renewal of urban power distribution network is transformed, and changed into switchhouse or box-type substation have been widely used in each field.At present
Domestic changed into switchhouse or box-type substation typically design the more of place capacity and transmission line circuit used according to load condition
It is few, several back-up circuits are reserved, once encountering power load increase, when change power distribution equipment needs to increase capacity, are often increased
Come relatively difficult, extend construction period, increase economic loss, especially outdoor box-type substation, box-type substation due to
It is limited by volume and manufacturing cost, the extension nargin of outgoing line interval is small, such as wants to be further added by 1~2 outgoing line interval in former cabinet
It is relatively difficult, it is necessary to which being further added by cabinet can just accomplish.
Summary of the invention
In order to solve shortcoming present in above-mentioned technology, the present invention provides a kind of expansible change power distribution equipments.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of expansible change power distribution equipment, packet
Become power distribution equipment after including former change power distribution equipment, the preceding change power distribution equipment of feeder line extension, extension change power distribution equipment, feeder line extension；
Extension becomes power distribution equipment and is made of extension 3# transformer case and extension 3# transformer；Extending 3# transformer case is to change
The device that depressor cools down prevents thermo-field thoery from hidden danger occurs.Matched by bus and original change on the right side that extension becomes power distribution equipment
Electric installation is connected, left side is connected by becoming power distribution equipment after bus and feeder line extension；Because load increase needs individually to increase
When transformer, the former side plate for becoming power distribution equipment can be removed, and fill 1 extension and become power distribution equipment, by original high and low pressure bus and
New clothes become the high and low pressure bus connection of power distribution equipment, and increase and decrease capacity is convenient, shortens construction period；
Become in the middle part of power distribution equipment before feeder line extension and is vertically arranged with low-voltage bus bar；The middle and upper part of low-voltage bus bar leading flank is perpendicular
Directly it is provided with low-voltage bus bar connector；The bottom of low-voltage bus bar is provided with low-voltage bus bar bracket；Become power distribution equipment after feeder line extension
Low-voltage bus bar connector is provided on the low-voltage bus bar at middle part from the top down；The low-voltage bus bar for becoming power distribution equipment before feeder line extension is pre-
It leaves a blank position, the newly-increased circuit for becoming power distribution equipment after feeder line extension is fixed on low-voltage bus bar i.e. with plug-in low-voltage bus bar connector
Can, increase circuit is simple, maintenance maintenance is convenient；
Original become power distribution equipment be made of high-voltage board, 1# transformer, transformer case and 2# transformer, high-voltage board, 1# transformer,
Transformer case, 2# transformer be successively arranged in parallel from right to left and two stream oriented devices between be connected by bus；High-voltage board
It is inside disposed with 10KV incoming line cabinet, 10KV metering cabinet and 10KV PT and arrester cabinet from right to left；From dextrad in transformer case
A left side is disposed with 10KV 1# transformer case, 10KV contact cabinet and 10KV 2# transformer case；Original becomes power distribution equipment and uses module
Change design, each module passes through bus and is connected with extension change power distribution equipment.
Further, multiple connectors are provided at left and right sides of low-voltage bus bar connector；Low-pressure plastic shell circuit breaker is logical
The mode for crossing plug is connected with the connector of low-voltage bus bar connector, returns in case of transmission line circuit changes size or increases feeder line
Newly-increased circuit need to be only fixed on low-voltage bus bar with plug-in low-voltage bus bar connector, while low-pressure plastic shell being broken by road
Road device is connected with low-voltage bus bar connector by pluggable mode.
Further, the former power distribution equipment that becomes is connected before extension by becoming power distribution equipment before bus and feeder line extension.
The present invention can increase and decrease the capacity and quantity of equipment according to the demand of client's different times at any time, easy to operate fast
Victory, not only short construction period, but also loss can be reduced, to increase the profit of enterprise.In addition, feeder assembly of the invention
Using plug-in low-voltage bus bar connector construction, increase circuit is simple, maintenance maintenance is convenient, has wide applicability.
Detailed description of the invention
Fig. 1 is capacity extension schematic diagram of the invention.
The feeder assembly that Fig. 2 is Fig. 1 extends schematic diagram.
In figure: 1,10KV incoming line cabinet；2,10KV metering cabinet；3,10KV PT and arrester cabinet；4,1# transformer；5,10KV
1# transformer case；6,10KV gets in touch with cabinet；7,10KV 2# transformer case；8,2# transformer；9,3# transformer case is extended；10, it extends
3# transformer；11, former to become power distribution equipment；12, extension becomes power distribution equipment；13, low-voltage bus bar connector；14, low-pressure plastic shell open circuit
Device；15, low-voltage bus bar；16, low-voltage bus bar bracket；17, become power distribution equipment before feeder line extension；18, become after feeder line extension and match Denso
It sets.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
The expansible change power distribution equipment of one kind as shown in Figure 1 and Figure 2, including former change before becoming power distribution equipment 11, feeder line extension
Power distribution equipment 17, extension become power distribution equipment 18 after becoming power distribution equipment 12, feeder line extension；Become power distribution equipment 18 and feedback after feeder line extension
Becoming power distribution equipment 17 before line extension is feeder assembly device.
Extension becomes power distribution equipment 12 and is made of extension 3# transformer case 9 and extension 3# transformer 10；Extension becomes power distribution equipment
12 right side is become after power distribution equipment 11 is connected, left side is extended by bus and feeder line with original by bus and becomes 18 phase of power distribution equipment
Connection；Original becomes power distribution equipment 11 and is connected before extension by becoming power distribution equipment 17 before bus and feeder line extension.Original, which becomes, matches Denso
11 are set using modularized design, each module passes through bus and is connected with extension change power distribution equipment 12.If client has two originally
Platform transformer-supplied when now needing individually to increase transformer because of load increase, can remove the former side plate for becoming power distribution equipment 11, and
It fills 1 extension and becomes power distribution equipment 12 (including high pressure, low pressure, transformer etc.), original high and low pressure bus and new clothes are become and match Denso
The high and low pressure bus connection set uses modular organization due to becoming power distribution equipment, can shift to an earlier date Prefabricated, therefore, no
Only increase and decrease capacity is convenient, and shortens construction period, while saving for client because long-time power cut construction bring is lost.
The middle part for becoming power distribution equipment 17 before feeder line extension is vertically arranged with low-voltage bus bar 15；In 15 leading flank of low-voltage bus bar
Upper vertical is provided with low-voltage bus bar connector 13；The bottom of low-voltage bus bar 15 is provided with low-voltage bus bar bracket 16；Low-voltage bus bar
15 be the conductive material on power distribution equipment, is generally used for indoor transformer and arrives the total lock of power supply again to power distribution cabinet, then connects
To each separating brake.Low-voltage bus bar bracket 16 is used to support low-voltage bus bar 15, plays the role of fixed low-voltage bus bar 15.After feeder line extension
Become on the low-voltage bus bar 15 at 18 middle part of power distribution equipment and is provided with low-voltage bus bar connector 13 from the top down；Become distribution before feeder line extension
15 reserved empty position of low-voltage bus bar of device 17, the newly-increased circuit for becoming power distribution equipment 18 after feeder line extension are connected with plug-in low-voltage bus bar
It connects device 13 to be fixed on low-voltage bus bar 15, increase circuit is simple, maintenance maintenance is convenient.
Original becomes power distribution equipment 11 and is made of high-voltage board, 1# transformer 4, transformer case and 2# transformer 8, and high-voltage board, 1# become
Depressor 4, transformer case, 2# transformer 8 be successively arranged in parallel from right to left and two stream oriented devices between be connected by bus；
10KV incoming line cabinet 1,10KV metering cabinet 2 and 10KV PT and arrester cabinet 3 are disposed in high-voltage board from right to left；10KV into
Line cabinet 1 is to be responsible for the high pressure of power supply bureau being electrically accessed high-voltage board from the external switchgear for introducing power supply.10KV metering cabinet 2 passes through
Current transformer, voltage transformer, electrodynamometer, ammeter, voltmeter etc. calculate the electricity consumption situation of equipment, and reflect load
Electricity consumption.By 10KV metering cabinet 2, can check the load current size of ammeter, the voltage swing of voltmeter and whether
Balance, electrodynamometer how many degree electricity etc..10KV PT and arrester cabinet 3 are usually to be installed directly on bus, to detect bus
Voltage and realization defencive function, internal main installation voltage transformer pt, isolation knife, fuse and arrester etc..10KV PT is simultaneous
The major function of arrester cabinet 3 is that voltage signal (providing three-phase voltage by no-load voltage ratio) is provided for 10kV system, as measurement, is protected
Shield is used；Meanwhile 10KV PT and 3 secondary coil of arrester cabinet are connected into open delta, can be used as the letter of earthing wire-selecting (protection)
Number, it is also provided to secondary resonance eliminator (microcomputer harmonic elimination) and is used as harmonic elimination.When there is lightning impulse, 10KV PT and arrester cabinet 3
Lightning protection thunder and lightning can be eliminated, avoid the equipment of rear stage by the damage of lightning impulse.
10KV 1# transformer case 5,10KV contact cabinet 6 and 10KV2# transformation are disposed in transformer case from right to left
Device cabinet 7；Since transformer can generate a large amount of heat in the process of running, if heat cannot be distributed effectively and timely,
Transformer body temperature can be made excessively high to which the power transmission and distribution for causing destruction serious on ontology then to influence entire power grid are normally transported
Row.The operation that 10KV 1# transformer case 5 and 10KV 2# transformer case 7 pass through the blower and oil pump of control transformer cooling system
Situation is to achieve the effect that reduction transformer body temperature rapidly and efficiently.10KV gets in touch with cabinet 6 and mainly realizes two circuits
Interconnection function pass through contact when power failure all the way or maintenance to guarantee the reliability and emergency service of power supply
Cabinet bringing onto load guarantees that lower part load does not have a power failure.1# transformer 4,2# transformer 8 are a kind of static electrical equipments.It is root
According to the principle of electromagnetic induction, the alternating voltage of a certain grade and electric current are converted into another voltage gradation and electric current of same frequency
Equipment.Its effect is: transformation alternating voltage, exchange alternating current and transforming impedance.
The left and right sides of low-voltage bus bar connector 13 is provided with multiple connectors；Low-pressure plastic shell circuit breaker 14 passes through plug
Mode be connected with the connector of low-voltage bus bar connector 13, such as transmission line circuit change size or increase feeder assembly,
Newly-increased circuit plug-in low-voltage bus bar connector 13 need to be only fixed on low-voltage bus bar 15, while low-pressure plastic shell being broken
Road device 14 is connected with low-voltage bus bar connector 13 by pluggable mode, and increase circuit is simple, maintenance maintenance is convenient.Low-pressure plastic shell
Breaker 14 can automatically cut off electric current after electric current is more than escape setting, and plastic housing is referred to plastic insulation as device
Shell, be used to insulated conductor between and ground metal portion.
The present invention uses modularized design, installs again after can shifting to an earlier date Prefabricated, it is convenient not only to increase and decrease capacity, but also shorten
Construction period, while saving for client because long-time power cut construction bring is lost.Low pressure feeder assembly of the invention uses
Low-pressure plastic shell circuit breaker is fixed on low-voltage bus bar by plug-in low-voltage bus bar connector, low-voltage bus bar reserved empty position, if met
The problems such as transmission line circuit changes size or increases feeder assembly, need to only consolidate newly-increased circuit plug-in low-voltage bus bar connector
It is scheduled on low-voltage bus bar, increases that circuit is simple, maintenance maintenance is convenient, can be widely used in and each use electrical domain.
Above embodiment is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the scope of technical solution of the present invention, also belong to this hair
Bright protection scope.
Claims (3)
1. become power distribution equipment (17) before a kind of expansible change power distribution equipment, including former change power distribution equipment (11), feeder line extension,
Be characterized in that: it further includes becoming power distribution equipment (18) after extension becomes power distribution equipment (12), feeder line extension；
The extension becomes power distribution equipment (12) and is made of extension 3# transformer case (9) and extension 3# transformer (10)；3# is extended to become
Depressor cabinet (9) is the device to cool down to transformer, prevents thermo-field thoery from hidden danger occurs；Extension becomes the right side of power distribution equipment (12)
Side is connected by bus with original change power distribution equipment (11), left side is connected by becoming power distribution equipment (18) after bus and feeder line extension
It connects；When needing individually to increase transformer because of load increase, the former side plate for becoming power distribution equipment (11) can be removed, and fill 1 extension
Become power distribution equipment (12), original high and low pressure bus is connect with the high and low pressure bus that new clothes become power distribution equipment, increase and decrease is held
It is convenient to measure, and shortens construction period；
Become in the middle part of power distribution equipment (17) before the feeder line extension and is vertically arranged with low-voltage bus bar (15)；The low-voltage bus bar (15)
The middle and upper part of leading flank is vertically arranged with low-voltage bus bar connector (13)；The bottom of low-voltage bus bar (15) is provided with low-voltage bus bar branch
Frame (16)；Become on the low-voltage bus bar (15) in the middle part of power distribution equipment (18) after the feeder line extension and is provided with low-voltage bus bar from the top down
Connector (13)；Become low-voltage bus bar (15) reserved empty position of power distribution equipment (17) before feeder line extension, becomes after feeder line extension and match Denso
The newly-increased circuit for setting (18) is fixed on low-voltage bus bar (15) with plug-in low-voltage bus bar connector (13), increases circuit letter
Single, maintenance maintenance is conveniently；
Former become power distribution equipment (11) are made of high-voltage board, 1# transformer (4), transformer case and 2# transformer (8), high pressure
Cabinet, 1# transformer (4), transformer case, 2# transformer (8) be successively arranged in parallel from right to left and two stream oriented devices between pass through
Bus is connected；10KV incoming line cabinet (1), 10KV metering cabinet (2) are disposed in high-voltage board from right to left and 10KV PT is simultaneous keeps away
Thunder device cabinet (3)；10KV1# transformer case (5), 10KV contact cabinet (6) and 10KV2# are disposed in transformer case from right to left
Transformer case (7)；Original becomes power distribution equipment (11) and uses modularized design, and each module passes through bus and extension becomes power distribution equipment
(12) it is connected.
2. expansible change power distribution equipment according to claim 1, it is characterised in that: the low-voltage bus bar connector (13)
The left and right sides be provided with multiple connectors；The low-pressure plastic shell circuit breaker (14) is connected by way of plug with low-voltage bus bar
The connector for connecing device (13) is connected, and if transmission line circuit changes size or increases feeder assembly, need to only use newly-increased circuit
Plug-in low-voltage bus bar connector (13) is fixed on low-voltage bus bar (15), at the same by low-pressure plastic shell circuit breaker (14) with it is low
Pressure bus tie (13) is connected by pluggable mode.
3. expansible change power distribution equipment according to claim 2, it is characterised in that: former become power distribution equipment (11) exist
Become power distribution equipment (17) before extending by bus with feeder line before extension to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910417008.0A CN110011194A (en) | 2019-05-20 | 2019-05-20 | A kind of expansible change power distribution equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910417008.0A CN110011194A (en) | 2019-05-20 | 2019-05-20 | A kind of expansible change power distribution equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110011194A true CN110011194A (en) | 2019-07-12 |
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ID=67177376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910417008.0A Pending CN110011194A (en) | 2019-05-20 | 2019-05-20 | A kind of expansible change power distribution equipment |
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| Country | Link |
|---|---|
| CN (1) | CN110011194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474240A (en) * | 2019-07-15 | 2019-11-19 | 广州一电联科技有限公司 | A kind of modularization case change of power distribution equipment |
Citations (3)
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|---|---|---|---|---|
| DE102011001786A1 (en) * | 2011-04-04 | 2012-10-04 | Woodward Kempen Gmbh | Control cabinet arrangement of a device for generating electrical energy |
| CN107394652A (en) * | 2017-09-19 | 2017-11-24 | 桂林君泰福电气有限公司 | A kind of embedded intelligently voltage boosting transformation device of wind-power tower |
| CN108493822A (en) * | 2018-05-16 | 2018-09-04 | 许昌亿源电气有限公司 | A kind of prefabricated substation |
-
2019
- 2019-05-20 CN CN201910417008.0A patent/CN110011194A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011001786A1 (en) * | 2011-04-04 | 2012-10-04 | Woodward Kempen Gmbh | Control cabinet arrangement of a device for generating electrical energy |
| CN107394652A (en) * | 2017-09-19 | 2017-11-24 | 桂林君泰福电气有限公司 | A kind of embedded intelligently voltage boosting transformation device of wind-power tower |
| CN108493822A (en) * | 2018-05-16 | 2018-09-04 | 许昌亿源电气有限公司 | A kind of prefabricated substation |
Non-Patent Citations (1)
| Title |
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| 中国南方电网有限责任公司: "南方电网变电站标准设计", 中国电力出版社, pages: 48 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474240A (en) * | 2019-07-15 | 2019-11-19 | 广州一电联科技有限公司 | A kind of modularization case change of power distribution equipment |
| CN110474240B (en) * | 2019-07-15 | 2024-01-30 | 广东佰昌电力设备有限公司 | Modular box transformer substation of power distribution device |
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