CN204243527U - A kind of box-type substation low-voltage cabinet and box-type substation - Google Patents

A kind of box-type substation low-voltage cabinet and box-type substation Download PDF

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Publication number
CN204243527U
CN204243527U CN201420349274.7U CN201420349274U CN204243527U CN 204243527 U CN204243527 U CN 204243527U CN 201420349274 U CN201420349274 U CN 201420349274U CN 204243527 U CN204243527 U CN 204243527U
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China
Prior art keywords
unit
feeder
box
mounting rail
type substation
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CN201420349274.7U
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Inventor
张培锋
宋建峰
董会平
王卫红
熊卫斌
张朝相
王军强
陈永建
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State Grid Corp of China SGCC
Xuji Group Co Ltd
XJ Electric Co Ltd
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State Grid Corp of China SGCC
Xuji Group Co Ltd
XJ Electric Co Ltd
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Priority to CN201420349274.7U priority Critical patent/CN204243527U/en
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Publication of CN204243527U publication Critical patent/CN204243527U/en
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Abstract

The utility model relates to a kind of box-type substation low-voltage cabinet and box-type substation.Wherein box-type substation low-voltage cabinet comprises wire inlet unit, feeder unit, capacitance compensation unit and a secondary meter unit, and above-mentioned each unit to be arranged in same cabinet and mutually to be separated by corresponding dividing plate between each unit; Described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on the below of wire inlet unit and secondary meter unit, and described capacitance compensation unit is arranged on wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal.The wire inlet unit of above-mentioned low-voltage cabinet is arranged on cabinet lateral middle, is convenient to the connection with other unit, and capacitance compensation unit and feeder unit can be assigned to larger space, and rationally distributed, space availability ratio is high; Meanwhile, each unit is arranged in same cabinet to be convenient to carry out assembling maintenance, can reduce dismounting workload, improve operating efficiency.

Description

A kind of box-type substation low-voltage cabinet and box-type substation
Technical field
The utility model relates to a kind of box-type substation low-voltage cabinet and box-type substation.
Background technology
Box-type substation is called for short case and becomes, it is a kind of collection high voltage switchgear, distribution transformer and low-voltage distribution equipment are in the close-coupled controller switching equipment of one, by high powered, transformer pressure-reducing, the functions such as low-voltage distribution are organically combined, be arranged on a protection against the tide, antirust, dust-proof, protection against rodents, fire prevention, antitheft, heat insulation, in totally enclosed steel construction casing, be applicable to city, rural area, industrial and mining enterprises, public building facility, many fields such as oil gas field and wind power station, original civil engineering power distribution room can be substituted, power distribution station, become novel complete change power distribution equipment, floor space is little, safeguard few, operation is convenient.
Existing case change is generally made up of high-voltage board, transformer and low-voltage cabinet, low-voltage cabinet of the prior art comprises wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit, each unit all adopts independently cabinet, after each cabinet installs components and parts respectively, then be bolted together.The case of said structure becomes interior low-voltage cabinet and there is following defect in the use procedure of reality: 1) when designing cabinet, it is the installation considering separately components and parts in various cabinet, the space in single cabinet cannot be made full use of, space availability ratio is low, increase the area that overall space takies, further, corresponding case becomes also will be considered to add large space and floor space; 2) need each cabinet to connect during assembling, need separately each cabinet to carry out when safeguarding, workman's workload is large, and labour intensity is high, and assemble, safeguard inconvenience, operating efficiency is low, also not easily ensures operation quality.
Utility model content
The purpose of this utility model be to provide a kind of space availability ratio high, assemble box-type substation low-voltage cabinet easy to maintenance, meanwhile, the utility model additionally provides a kind of box-type substation using this low-voltage cabinet.
The technical scheme that in the utility model, a kind of box-type substation low-voltage cabinet adopts is: a kind of box-type substation low-voltage cabinet, comprise wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit, described wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit are arranged in same cabinet, are mutually separated between each unit by corresponding dividing plate; Described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on the below of wire inlet unit and secondary meter unit, and described capacitance compensation unit is arranged on described wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal.
The top of described feeder unit is provided with bus-bar fixed support, the described bus-bar fixed support inlet wire be provided with for being connected the feeder switch arranged downwards with the end opening of corresponding lead-in circuit breaker provides the bus-bar of power supply, and described bus-bar extends transversely and its front portion is provided with transparent prevention plate for hiding corresponding bus-bar.
Be provided with feeder line successively in the support bracket fastened below of cylinder manifold in described feeder unit and mould shell switch mounting rail and feeder line instrument transformer mounting rail, described feeder line is moulded shell switch mounting rail and feeder line instrument transformer mounting rail and is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
Upper and lower in described capacitance compensation unit is respectively equipped with switch with knifeshaped fuse installation room, capacitance compensation fuse and capacitor chamber, the switch with knifeshaped fuse mounting rail extended transversely is provided with in described switch with knifeshaped fuse installation room, be provided with contactor heat in capacitance compensation fuse and capacitor chamber from top to bottom successively to continue mounting rail and capacitor joist, described switch with knifeshaped fuse mounting rail and the contactor heat mounting rail that continues is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
Described box-type substation low-voltage cabinet be rear portion open without back door structure, and for bottom opening without base arrangement.
The technical scheme that in the utility model, box-type substation adopts is: box-type substation, comprise transformer and low-voltage cabinet, described low-voltage cabinet comprises wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit, described wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit are arranged in same cabinet, are mutually separated between each unit by corresponding dividing plate; Described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on wire inlet unit and secondary meter unit bottom, and described capacitance compensation unit is arranged on described wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal.
The top of described feeder unit is provided with bus-bar fixed support, the described bus-bar fixed support inlet wire be provided with for being connected the feeder switch arranged downwards with the end opening of corresponding lead-in circuit breaker provides the bus-bar of power supply, and described bus-bar extends transversely and its front portion is provided with transparent prevention plate for hiding corresponding bus-bar.
Be provided with feeder line successively in the support bracket fastened below of cylinder manifold in described feeder unit and mould shell switch mounting rail and feeder line instrument transformer mounting rail, described feeder line is moulded shell switch mounting rail and feeder line instrument transformer mounting rail and is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
Upper and lower in described capacitance compensation unit is respectively equipped with switch with knifeshaped fuse installation room, capacitance compensation fuse and capacitor chamber, the switch with knifeshaped fuse mounting rail extended transversely is provided with in described switch with knifeshaped fuse installation room, be provided with contactor heat in described capacitance compensation fuse and capacitor chamber from top to bottom successively to continue mounting rail and capacitor joist, described switch with knifeshaped fuse mounting rail and the contactor heat mounting rail that continues is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
Described box-type substation low-voltage cabinet be rear portion open without back door structure, described transformer is arranged on low-voltage cabinet rear and is provided with dividing plate between the two.
The utility model adopts technique scheme, and the wire inlet unit of low-voltage cabinet, feeder unit, capacitance compensation unit and secondary meter unit are arranged in same cabinet, are mutually separated between each unit by corresponding dividing plate, described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on wire inlet unit and secondary meter unit below, described capacitance compensation unit is arranged on described wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal, wire inlet unit is made to be arranged on cabinet lateral middle, be convenient to the connection with other unit, and capacitance compensation unit and feeder unit can be assigned to larger space, larger transformer capacity and more feeder assembly quantity can be adapted to when same volume, rationally distributed, space availability ratio is high, meanwhile, each unit is arranged in same cabinet to be convenient to carry out assembling maintenance, can reduce dismounting workload, improve operating efficiency.
Accompanying drawing explanation
Fig. 1 is the perspective view of an embodiment of a kind of box-type substation low-voltage cabinet in the utility model;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the rearview of Fig. 2;
Fig. 4 is the left view of Fig. 2;
Fig. 5 is the right view of Fig. 2;
Fig. 6 is the vertical view of Fig. 2.
The name that in figure, each Reference numeral is corresponding is called: 10 wire inlet units, 11 lead-in circuit breaker supporting plates, 20 feeder units, 21 bus-bar fixed supports, 22 transparent prevention plates, shell switch mounting rail moulded by 23 feeder lines, 24 feeder line instrument transformer mounting rails, 30 capacitance compensation unit, 31 switch with knifeshaped fuse installation rooms, 311 switch with knifeshaped fuse mounting rails, 32 capacitance compensation fuse and capacitor chamber, 321 contactor heat continue mounting rail, 322 capacitor joists, 40 secondary meter unit, 41 control room's mounting panels, 50 side guard screens, 60 vertical adjustable seats.
Embodiment
In the utility model, an a kind of embodiment of box-type substation low-voltage cabinet is as shown in Fig. 1 ~ Fig. 6, and be a kind of by the low-voltage cabinet of existing C as skeleton, its cabinet is assembled by bolt combination structure.This low-voltage cabinet rear portion is open, is formed without back door structure, and for bottom opening without base arrangement.Cabinet both lateral sides is provided with side guard screen 50, and the inside of cabinet comprises and utilizes the mutual separated wire inlet unit 10 of corresponding dividing plate, feeder unit 20, capacitance compensation unit 30 and secondary meter unit 40.Low-voltage cabinet adopts without base arrangement, shares base plate with box type transformer, relies on the base plate of box type transformer to play protective action, can save material, and can reduce assembly operation.
Wherein wire inlet unit 10 is arranged on the centre position on cabinet top, secondary meter unit 40 and wire inlet unit 10 being transversely arranged side by side at cabinet; Feeder unit 20 is arranged on wire inlet unit 10 and the bottom both secondary meter unit 40, and capacitance compensation unit 30 is arranged on described wire inlet unit 10 in the horizontal and deviates from the side of secondary meter unit 40 and bottom and feeder unit 20 are arranged side by side in the horizontal.
The bottom of wire inlet unit 10 is provided with lead-in circuit breaker supporting plate 11, for supporting fixing corresponding frame-type lead-in circuit breaker, because cabinet adopts without back door structure, after low-voltage cabinet is installed to box-type substation, corresponding to lead-in circuit breaker rear transformer room can directly copper bar inlet wire be suitable for reading to lead-in circuit breaker, easy to connect.Transformer room and lead-in circuit breaker room can rely on dividing plate to separate, and realize effectively protecting.The top of feeder unit 20 is provided with bus-bar fixed support 21, and described bus-bar fixed support 21 is provided with the bus-bar extended transversely, and provides power supply for the inlet wire being connected the feeder switch arranged with the end opening of corresponding lead-in circuit breaker downwards.Bus-bar front portion is provided with the transparent prevention plate 22 for hiding corresponding bus-bar; this transparent anti-backplate adopts polymethyl methacrylate to make; can play a protective role to operating personnel when later period maintenance; reliable safety guarantee is provided, adopt transparent material can handled easily personnel to observation circuit and carry out attended operation.
Be provided with feeder line successively in the support bracket fastened below of cylinder manifold in feeder unit 20 and mould shell switch mounting rail 23 and feeder line instrument transformer mounting rail 24, shell switch mounting rail 23 moulded by feeder line and feeder line instrument transformer mounting rail 24 is equipped with two that extend transversely, and the two ends of each beam are adjustably supported in the corresponding vertical adjustable seats 60 arranged respectively up and down.Upper and lower in capacitance compensation unit 30 is respectively equipped with switch with knifeshaped fuse installation room 31, capacitance compensation fuse and capacitor chamber 32, the switch with knifeshaped fuse mounting rail 311 extended transversely is provided with in switch with knifeshaped fuse installation room 31, be provided with contactor heat in capacitance compensation fuse and capacitor chamber 32 from top to bottom successively to continue mounting rail 321 and capacitor joist 322, switch with knifeshaped fuse mounting rail 311 is provided with two, the contactor heat mounting rail 321 that continues is provided with four, and each beam all extends transversely and two ends are adjustably supported in the corresponding vertical adjustable seats 60 arranged equally respectively up and down.Vertical adjustable seats 60 is prior art, is the strip or tabular that vertically extend, and which is provided with a vertically uniform row installing hole, can realize the adjustable supports up and down of corresponding beam, concrete structure no longer describes in detail herein.
Be provided with control room's mounting panel 41 in secondary meter unit 40, all kinds of instrument can be installed easily, thus low-voltage cabinet operation is detected, thus realize arriving protection and controlling low-voltage cabinet.
The wire inlet unit 10 of above-mentioned low-voltage cabinet, feeder unit 20, capacitance compensation unit 30 and secondary meter unit 40 are arranged in same cabinet, and each unit is effectively separated by dividing plate, line unit is arranged on cabinet lateral middle, components and parts are installed compact, be convenient to carry out assembling safeguard, dismounting workload can be reduced, improve packaging efficiency, decrease the space that low pressure cabinet takies case change simultaneously, reduce the labour intensity of workman, alleviate the weight of cabinet entirety, thus can economize on resources, reduce engineering cost; Further, because cabinet is all assembled by bolt combination structure, therefore can carry out convergent-divergent according to factors such as transformer capacity, feeder assembly quantity to cabinet profile, rationally distributed, space availability ratio is high, and floor space is little.
In the utility model, an embodiment of box-type substation comprises high-voltage board, low-voltage cabinet and transformer, the structure of high-voltage board and transformer is same as the prior art, low-voltage cabinet in low-voltage cabinet and above-described embodiment, be arranged on front, transformer room, concrete structure repeats no more herein.
In the above-described embodiments, secondary meter unit 40 is arranged on the left of wire inlet unit 10, capacitance compensation unit 30 is arranged on the right side of wire inlet unit 10, in other embodiments of the present utility model, secondary meter unit 40 also can be arranged on the right side of wire inlet unit 10, and is arranged on the left of wire inlet unit 10 by capacitance compensation unit 30.In addition, in above-described embodiment, in feeder unit 20, capacitance compensation unit 30 and secondary meter unit 40, the arrangement of corresponding components and parts also can adjust according to actual needs, such as increase the mounting rail of other components and parts, or increase and decrease the quantity of corresponding installation.

Claims (10)

1. a box-type substation low-voltage cabinet, comprise wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit, it is characterized in that: described wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit are arranged in same cabinet, are mutually separated between each unit by corresponding dividing plate; Described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on the below of wire inlet unit and secondary meter unit, and described capacitance compensation unit is arranged on described wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal.
2. a kind of box-type substation low-voltage cabinet according to claim 1, it is characterized in that: the top of described feeder unit is provided with bus-bar fixed support, the described bus-bar fixed support inlet wire be provided with for being connected the feeder switch arranged downwards with the end opening of corresponding lead-in circuit breaker provides the bus-bar of power supply, and described bus-bar extends transversely and its front portion is provided with transparent prevention plate for hiding corresponding bus-bar.
3. a kind of box-type substation low-voltage cabinet according to claim 1, it is characterized in that: being provided with feeder line successively in the support bracket fastened below of cylinder manifold in described feeder unit moulds shell switch mounting rail and feeder line instrument transformer mounting rail, described feeder line is moulded shell switch mounting rail and feeder line instrument transformer mounting rail and is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
4. a kind of box-type substation low-voltage cabinet according to claim 1, it is characterized in that: the upper and lower in described capacitance compensation unit is respectively equipped with switch with knifeshaped fuse installation room, capacitance compensation fuse and capacitor chamber, the switch with knifeshaped fuse mounting rail extended transversely is provided with in described switch with knifeshaped fuse installation room, be provided with contactor heat in capacitance compensation fuse and capacitor chamber from top to bottom successively to continue mounting rail and capacitor joist, described switch with knifeshaped fuse mounting rail and the contactor heat mounting rail that continues is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
5. a kind of box-type substation low-voltage cabinet according to any one in claim 1-4, is characterized in that: described box-type substation low-voltage cabinet be rear portion open without back door structure, and for bottom opening without base arrangement.
6. box-type substation, comprise transformer and low-voltage cabinet, described low-voltage cabinet comprises wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit, it is characterized in that: described wire inlet unit, feeder unit, capacitance compensation unit and secondary meter unit are arranged in same cabinet, are mutually separated between each unit by corresponding dividing plate; Described wire inlet unit and secondary meter unit being transversely arranged side by side at cabinet, described feeder unit is arranged on wire inlet unit and secondary meter unit bottom, and described capacitance compensation unit is arranged on described wire inlet unit in the horizontal and deviates from the side of secondary meter unit and bottom and feeder unit are arranged side by side in the horizontal.
7. box-type substation according to claim 6, it is characterized in that: the top of described feeder unit is provided with bus-bar fixed support, the described bus-bar fixed support inlet wire be provided with for being connected the feeder switch arranged downwards with the end opening of corresponding lead-in circuit breaker provides the bus-bar of power supply, and described bus-bar extends transversely and its front portion is provided with transparent prevention plate for hiding corresponding bus-bar.
8. box-type substation according to claim 6, it is characterized in that: being provided with feeder line successively in the support bracket fastened below of cylinder manifold in described feeder unit moulds shell switch mounting rail and feeder line instrument transformer mounting rail, described feeder line is moulded shell switch mounting rail and feeder line instrument transformer mounting rail and is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
9. box-type substation according to claim 6, it is characterized in that: the upper and lower in described capacitance compensation unit is respectively equipped with switch with knifeshaped fuse installation room, capacitance compensation fuse and capacitor chamber, the switch with knifeshaped fuse mounting rail extended transversely is provided with in described switch with knifeshaped fuse installation room, be provided with contactor heat in described capacitance compensation fuse and capacitor chamber from top to bottom successively to continue mounting rail and capacitor joist, described switch with knifeshaped fuse mounting rail and the contactor heat mounting rail that continues is equipped with more than two of extending transversely and two ends are adjustably supported in the vertical adjustable seats of corresponding setting respectively up and down.
10. the box-type substation according to any one in claim 6-9, is characterized in that: described box-type substation low-voltage cabinet be rear portion open without back door structure, described transformer is arranged on low-voltage cabinet rear and is provided with dividing plate between the two.
CN201420349274.7U 2014-06-27 2014-06-27 A kind of box-type substation low-voltage cabinet and box-type substation Active CN204243527U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420349274.7U CN204243527U (en) 2014-06-27 2014-06-27 A kind of box-type substation low-voltage cabinet and box-type substation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420349274.7U CN204243527U (en) 2014-06-27 2014-06-27 A kind of box-type substation low-voltage cabinet and box-type substation

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CN204243527U true CN204243527U (en) 2015-04-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104332855A (en) * 2014-06-27 2015-02-04 国家电网公司 Low-voltage cabinet of box-type transformer station, and box-type transformer station with same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104332855A (en) * 2014-06-27 2015-02-04 国家电网公司 Low-voltage cabinet of box-type transformer station, and box-type transformer station with same
CN104332855B (en) * 2014-06-27 2018-04-17 国家电网公司 Box-type substation

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