CN209981732U

CN209981732U - Transformer substation cable laying structure

Info

Publication number: CN209981732U
Application number: CN201920668221.4U
Authority: CN
Inventors: 周盈; 杜振东; 黄昕颖; 金国胜; 钟孔露; 尹康; 张振; 任立飞; 张洪捷; 张斌斌; 张晨波; 喻俊; 韩妩佳
Original assignee: State Grid Corp of China SGCC; Zhejiang Huayun Electric Power Engineering Design Consulting Co
Current assignee: State Grid Corp of China SGCC; Zhejiang Huayun Electric Power Engineering Design Consulting Co
Priority date: 2019-01-08
Filing date: 2019-05-10
Publication date: 2020-01-21
Anticipated expiration: 2029-05-10

Abstract

The utility model provides a cable laying structure of transformer substation, between the cable of rectangular shape, the cable is followed length direction between the cable lays, both ends between the cable are equipped with the passageway of being qualified for the next round of competitions, both sides between the cable are equipped with a plurality of first distribution device rooms, top between the cable be equipped with the cable shaft that is linked together between the cable, cable shaft top is equipped with second distribution device room, the cable process the cable shaft inserts and is located distribution device in the second distribution device room. The utility model provides a be favorable to cable laying and each voltage level to be qualified for the next round of competitions cable laying structure of transformer substation.

Description

Transformer substation cable laying structure

Technical Field

The utility model relates to a cable laying structure of transformer substation.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The independent transformer substations are arranged in different rooms according to function layers, and the indoor arrangement of the transformer substations is compact and reasonable, so that operation, overhaul, test and inspection of operators are facilitated. The existing transformer substation is usually laid with cables through a cable interlayer: the distribution device is arranged in a relatively high building, the cables are intensively laid below the distribution device, and the cables are intensively arranged. The disadvantages are that: the cable interlayer is often arranged locally, which is not beneficial to cable laying and wire outgoing of each voltage level, and the cable consumption is large.

Disclosure of Invention

An object of the utility model is to provide a be favorable to cable laying and each voltage level to be qualified for the next round of competitions cable laying structure of transformer substation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a transformer substation cable laying structure, includes the cable of rectangular shape within a definite time, the cable is followed length direction between the cable lays, both ends between the cable are equipped with the passageway of being qualified for the next round of competitions, both sides between the cable are equipped with a plurality of first distribution device rooms, top between the cable be equipped with the cable shaft that is linked together between the cable, cable shaft top is equipped with second distribution device room, the cable process the cable shaft inserts and is located distribution device in the second distribution device room.

Furthermore, be equipped with first cable support in the cable room, first cable support includes first montant and first horizontal pole, first montant has a plurality of and a plurality of first montant to follow length direction sets up between the cable, be equipped with on every first montant a plurality of with first montant looks vertically first horizontal pole, first horizontal pole through the round pin axle with first montant is articulated.

Furthermore, a plurality of binding holes are formed in the first cross rod along the length direction, and cables are fixed to the first cross rod through binding belts penetrating through the binding holes.

Further, be equipped with second cable support in the cable shaft, second cable support includes second montant and second horizontal pole, the second montant has two, the second horizontal pole has a plurality of and a plurality of second horizontal pole parallel arrangement, the both ends difference fixed connection of second horizontal pole is on two second montants, the fixed grid board that is equipped with on the second horizontal pole, the cable is through passing the ribbon of grid board is fixed on the second horizontal pole.

Furthermore, the second vertical rod and the vertical plane form an included angle of 10-45 degrees.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the local arrangement form of a cable interlayer is cancelled, the cable chamber with a central shaft type arrangement is adopted instead, and the strip-shaped cable chamber penetrates through the distribution device chambers on the two sides of the cable chamber, so that the cable laying and the outgoing of each voltage level in the transformer substation are facilitated, the cable laying consumption is reduced, and the laying cost is further reduced. The cables are connected into the distribution device room above the cable shaft through the cable shaft, so that the floor area of the transformer substation is reduced, and the distribution device room of the transformer substation is more reasonable in arrangement.

2. The first cross rod of the first cable support can rotate around the first vertical rod, when a cable needs to be additionally arranged, the first cross rod can be rotated to the position perpendicular to the first vertical rod and fixed, and the first cross rod can also be rotated to the position coincident with the first vertical rod, so that the space in a transformer substation is saved. In addition, the first cross bar with different lengths can be replaced to adapt to the cable arrangement form.

3. The cable accessible passes the ribbon in the hole of tying on the first horizontal pole and fixes, and the fixed form is simple and convenient.

4. The second cable support in the cable shaft is in a ladder type, so that workers can move up and down in the cable shaft. The cable can be fixed through the ribbon that passes the net board on the second horizontal pole, and the fixed form is simple and convenient.

5. The second vertical rod and the vertical plane have an included angle of 10-45 degrees, so that the cable is prevented from being bent and damaged.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a perspective view of a cable laying structure of a substation in the embodiment.

Fig. 2 is a plan view of a cable laying structure of the substation in the embodiment.

Fig. 3 is a schematic structural diagram of a first cable holder in the embodiment.

Fig. 4 is a schematic structural view of a second cable holder according to the embodiment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, a transformer substation cable laying structure comprises a strip-shaped cable chamber 1, cables are laid along the length direction of the cable chamber 1, wire outlet channels 2 are arranged at two ends of the cable chamber 1, a plurality of first distribution device chambers 3 are arranged on two sides of the cable chamber 1, a cable shaft 4 communicated with the cable chamber 1 is arranged above the cable chamber 1, a second distribution device chamber 5 is arranged above the cable shaft 4, and the cables are connected into distribution devices located in the second distribution device chamber 5 through the cable shaft 4.

The local arrangement form of a cable interlayer is cancelled, the cable chamber with a central shaft type arrangement is adopted instead, and the strip-shaped cable chamber penetrates through the distribution device chambers on the two sides of the cable chamber, so that the cable laying and the outgoing of each voltage level in the transformer substation are facilitated, the cable laying consumption is reduced, and the laying cost is further reduced. The cables are connected into the distribution device room above the cable shaft through the cable shaft, so that the floor area of the transformer substation is reduced, and the distribution device room of the transformer substation is more reasonable in arrangement.

As shown in fig. 3, a first cable support 6 is arranged in the cable room 1, the first cable support 6 includes a first vertical rod 61 and a first horizontal rod 62, the first vertical rod 61 is provided with a plurality of first vertical rods 61 arranged along the length direction of the cable room 1, each first vertical rod 61 is provided with a plurality of first horizontal rods 62 perpendicular to the first vertical rod 61, and the first horizontal rod 61 is hinged to the first vertical rod 61 through a pin 63. A plurality of binding holes 621 are formed in the first cross bar 62 along the length direction, and the cable is fixed to the first cross bar 62 by a binding band passing through the binding holes 621. The first cross bar 62 of the first cable support 6 can rotate around the first vertical bar 61, and when a cable needs to be additionally arranged, the first cross bar 62 can be rotated to a position perpendicular to the first vertical bar 61 and fixed, and the first cross bar 62 can also be rotated to a position coincident with the first vertical bar 61, so that space in a transformer substation is saved. Furthermore, the cable arrangement can be adapted by replacing the first cross bar 61 with a different length.

As shown in fig. 4, a second cable support 7 is arranged in the cable shaft 4, the second cable support 7 includes two second vertical rods 71 and two second horizontal rods 72, the second horizontal rods 72 are provided with a plurality of second horizontal rods 72 arranged in parallel, two ends of each second horizontal rod 72 are respectively and fixedly connected to the two second vertical rods 71, a grid plate 73 is fixedly arranged on each second horizontal rod 72, and a cable is fixed on the second horizontal rod 72 through a tie passing through the grid plate 73. The second cable support 7 in the cable shaft is ladder-type, so that the worker can go up and down in the cable shaft. The second vertical rod 71 and the vertical plane have an included angle of 10-45 degrees, in this embodiment, the included angle is 30 degrees, so that the bending angle of the cable from the horizontal to the vertical is increased, and the cable is prevented from being bent and damaged.

In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.

Claims

1. The cable laying structure of the transformer substation is characterized by comprising a long-strip-shaped cable chamber, wherein cables are laid along the length direction of the cable chamber, wire outlet channels are arranged at two ends of the cable chamber, a plurality of first distribution device chambers are arranged on two sides of the cable chamber, a cable shaft communicated with the cable chamber is arranged above the cable chamber, a second distribution device chamber is arranged above the cable shaft, and the cables pass through the cable shaft and are connected with distribution devices in the second distribution device chamber.

2. The substation cable laying structure according to claim 1, wherein a first cable support is arranged in the cable compartment, the first cable support comprises a plurality of first vertical rods and a plurality of first cross rods, the plurality of first vertical rods are arranged along the length direction of the cable compartment, each first vertical rod is provided with a plurality of first cross rods perpendicular to the first vertical rods, and the first cross rods are hinged to the first vertical rods through pin shafts.

3. The substation cable laying structure according to claim 2, wherein the first cross bar is provided with a plurality of binding holes along a length direction, and the cable is fixed on the first cross bar by a binding belt passing through the binding holes.

4. The substation cable laying structure according to claim 1, wherein a second cable support is arranged in the cable shaft, the second cable support comprises two second vertical rods and two second cross rods, the number of the second vertical rods is two, the number of the second cross rods is multiple, the second cross rods are arranged in parallel, two ends of each second cross rod are fixedly connected to the two second vertical rods respectively, a grid plate is fixedly arranged on each second cross rod, and cables are fixed to the second cross rods through ties penetrating through the grid plates.

5. A substation cable laying structure according to claim 4, wherein the second vertical bar has an angle of 10 ° to 45 ° with the vertical plane.