CN206575071U - A kind of tree-like door frame outlet structure of 330kV open airs GIS power distribution equipments - Google Patents

Abstract

The utility model discloses a tree-shaped gantry outlet structure of a 330kV outdoor GIS power distribution device, comprising a first 330kV outdoor GIS power distribution device, a second 330kV outdoor GIS power distribution device and a steel pipe pole; wherein, the steel pipe pole is vertically fixed on the On the bottom surface, one side of the steel pipe pole is provided with the first cross arm, the second cross arm and the third cross arm in sequence from top to bottom. This outlet structure reduces the floor area of the substation and improves the utilization rate of the land.

Description

A 330kV outdoor GIS power distribution device tree-shaped gantry outlet structure

technical field

The utility model belongs to the technical field of substation outlet frame, and relates to a tree-shaped portal frame outlet structure of a 330kV outdoor GIS power distribution device.

Background technique

With the development of economy and society, the area occupied by substations has become an important issue in the planning and construction. The traditional parallel outgoing line structure does not use the vertical space, and there are problems of large horizontal size and large occupied area. New technologies such as the vertical outlet structure of outdoor GIS power distribution devices, the layout structure of 220kV outdoor GIS double-flying-fly outlets, and the "pin"-shaped outlet structure of GIS power distribution devices have been proposed, which make better use of the vertical space of the substation and reduce the The width of the outgoing line interval and the arrangement of the power distribution device are more compact, which reduces and saves the area occupied by the substation and improves the land utilization rate.

The existing new technology is only applied to the design of the substation structure of 220kV and below. The voltage level of the 330kV substation is relatively high. Considering the safety distance between the conductor phases under different working conditions and the safety distance of manned maintenance, the traditional parallel outgoing line structure is still adopted. The land use rate is low, which is not suitable for the development trend of resource-saving design of substations.

Utility model content

The purpose of the utility model is to overcome the above-mentioned shortcomings of the prior art, and provide a tree-shaped gantry outlet structure of a 330kV outdoor GIS power distribution device. The outlet structure reduces the occupied area of the substation and improves the utilization rate of the land.

In order to achieve the above purpose, the tree-shaped gantry outlet structure of the 330kV outdoor GIS power distribution device described in the utility model includes the first 330kV outdoor GIS power distribution device, the second 330kV outdoor GIS power distribution device and steel pipe poles; wherein, the steel pipe poles are vertical Fixed directly on the bottom surface, one side of the steel pipe pole is provided with the first cross arm, the second cross arm and the third cross arm in sequence from top to bottom, and the other side of the steel pipe pole is provided with the fourth cross arm in sequence from top to bottom , the fifth cross arm and the sixth cross arm, the GIS bushing terminal of phase A, the GIS bushing terminal of phase B and the GIS bushing terminal of phase C in the first 330kV outdoor GIS power distribution device are respectively connected with the first The cross arm, the second cross arm and the third cross arm are connected by the first wire, the GIS bushing terminal of phase A, the GIS bushing terminal of B phase and the GIS sleeve of C phase in the second 330kV outdoor GIS power distribution device The pipe terminals are respectively connected to the fourth cross-arm, the fifth cross-arm and the sixth cross-arm through the second wire. The first 330kV outdoor GIS power distribution device is located below the third cross-arm, and the second 330kV outdoor GIS power distribution device Located below the sixth crossarm.

The first cross-arm, the second cross-arm and the third cross-arm are staggered.

The fourth cross-arm, the fifth cross-arm and the sixth cross-arm are staggered.

The first cross-arm is at the same level as the fourth cross-arm, the second cross-arm is at the same level as the fifth cross-arm, and the third cross-arm is at the same level as the sixth cross-arm.

Also includes a man-shaped frame for fixing to a steel pipe pole.

In the first 330kV outdoor GIS power distribution device, the A-phase GIS bushing terminal, the B-phase GIS bushing terminal and the C-phase GIS bushing terminal are respectively connected to the cross-arm on the first cross-arm through the first wire. point, the cross-arm hanging point of the second cross-arm and the cross-arm hanging point of the third cross-arm, the GIS bushing terminal of phase A and the GIS bushing terminal of phase B in the second 330kV outdoor GIS power distribution device and the C-phase GIS bushing terminal are respectively connected to the cross-arm hanging point of the fourth cross-arm, the cross-arm hanging point of the fifth cross-arm and the cross-arm hanging point of the sixth cross-arm through the second wire.

The horizontal distance between the cross-arm hanging point on the first cross-arm and the cross-arm hanging point on the fourth cross-arm, between the cross-arm hanging point on the second cross-arm and the cross-arm hanging point on the fifth cross-arm The horizontal spacing, and the horizontal spacing between the cross-arm hanging point on the third cross-arm and the cross-arm hanging point on the sixth cross-arm are 8-8.5 meters.

The vertical distance between the cross-arm hanging point on the third cross-arm and the ground is 9.5-10 meters.

The distance between the second cross-arm, the third cross-arm and the first cross-arm is 7-7.5 meters;

The distance between the fifth cross-arm, the fourth cross-arm and the sixth cross-arm is 7-7.5 meters;

The top of the steel pipe pole is provided with a beam for hanging the lightning conductor.

The utility model has the following beneficial effects:

The tree-shaped gantry outlet structure of the 330kV outdoor GIS power distribution device described in the utility model realizes the fixing of the first 330kV outdoor GIS power distribution device and the second 330kV outdoor GIS power distribution device outlet through a steel pipe pole, and the first 330kV outdoor GIS power distribution device The power distribution device and the second 330kV outdoor GIS power distribution device are located under the third cross arm and the sixth cross arm, and the first 330kV outdoor GIS power distribution device is vertically distributed with the first cross arm, the second cross arm and the third cross arm , the second 330kV outdoor GIS power distribution device is vertically distributed with the fourth cross arm, fifth cross arm and sixth cross arm, which reduces the width of the outgoing line interval, thereby shortening the horizontal size of the substation and reducing the occupied area of the substation. Optimizing the stress characteristics of the steel pipe rod 7, and controlling the amount of steel used in the outgoing line structure.

Description of drawings

Fig. 1 is a schematic structural view of a steel pipe rod 7 in the present invention.

Fig. 2 is a structural schematic diagram of the utility model.

Among them, 1 is the first cross arm, 2 is the second cross arm, 3 is the third cross arm, 4 is the fourth cross arm, 5 is the fifth cross arm, 6 is the sixth cross arm, 7 is the steel pipe pole, 8 9 is the first 330kV outdoor GIS power distribution device, and 9 is the second 330kV outdoor GIS power distribution device.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail:

Referring to Fig. 1, the tree-shaped gantry outlet structure of the 330kV outdoor GIS power distribution device described in the utility model includes a first 330kV outdoor GIS power distribution device 8, a second 330kV outdoor GIS power distribution device 9 and a steel pipe pole 7; wherein, the steel pipe The rod 7 is vertically fixed on the bottom surface. One side of the steel pipe rod 7 is provided with the first cross arm 1, the second cross arm 2 and the third cross arm 3 from top to bottom, and the other side of the steel pipe rod 7 is from top to bottom. The fourth cross-arm 4, the fifth cross-arm 5, and the sixth cross-arm 6 are arranged in sequence, the GIS bushing terminal of phase A in the first 330kV outdoor GIS power distribution device 8, the GIS bushing terminal of phase B and the The GIS bushing terminals of phase C are respectively connected to the first cross arm 1, the second cross arm 2 and the third cross arm 3 through the first wire, and the GIS bushing of phase A in the second 330kV outdoor GIS power distribution device 9 is connected Terminal, B-phase GIS bushing terminal and C-phase GIS bushing terminal are respectively connected to the fourth cross-arm 4, fifth cross-arm 5 and sixth cross-arm 6 through the second wire, the first 330kV outdoor GIS The power distribution device 8 is located under the third cross arm 3 , and the second 330kV outdoor GIS power distribution device 9 is located under the sixth cross arm 6 .

The first cross-arm 1, the second cross-arm 2 and the third cross-arm 3 are staggered; the fourth cross-arm 4, the fifth cross-arm 5 and the sixth cross-arm 6 are staggered; the first cross-arm 1 and the fourth The cross arm 4 is at the same level, the second cross arm 2 and the fifth cross arm 5 are at the same level, and the third cross arm 3 and the sixth cross arm 6 are at the same level. The utility model also includes a man-shaped structure for fixing on the steel pipe rod 7 .

In the first 330kV outdoor GIS power distribution device 8, the A-phase GIS bushing terminal, the B-phase GIS bushing terminal and the C-phase GIS bushing terminal respectively pass through the first wire and the crossbar on the first crossarm 1. The hanging point, the cross-arm hanging point of the second cross-arm 2 and the cross-arm hanging point of the third cross-arm 3 are connected, the GIS bushing terminal of phase A in the second 330kV outdoor GIS power distribution device 9, and the The GIS bushing terminal and the C-phase GIS bushing terminal are respectively connected to the cross-arm hanging point of the fourth cross-arm 4 , the cross-arm hanging point of the fifth cross-arm 5 and the cross-arm of the sixth cross-arm 6 through the second wire The hanging points are connected; the horizontal distance between the cross-arm hanging point on the first cross-arm 1 and the cross-arm hanging point on the fourth cross-arm 4, the cross-arm hanging point on the second cross-arm 2 and the fifth cross-arm The horizontal spacing between the cross-arm hanging points on the 5 and the horizontal spacing between the cross-arm hanging points on the third cross-arm 3 and the cross-arm hanging points on the sixth cross-arm 6 are 8-8.5 meters; The vertical distance between the cross-arm hanging point on the three cross-arms 3 and the ground is 9.5-10 meters; the distance between the second cross-arm 2 and the third cross-arm 3 and the first cross-arm 1 is 7-7.5 meters; The distance between the five cross-arms 5, the fourth cross-arm 4 and the sixth cross-arm 6 is 7-7.5 meters; the top of the steel pipe pole 7 is provided with a crossbeam for hanging the lightning protection line.

The above is only a preferred embodiment of the utility model, and the utility model is equally applicable to a plurality of GIS outlet intervals such as 4 and 6 GIS outlet intervals. Changes and modifications all fall within the protection scope of the present utility model.

Claims (3)

1. the tree-like door frame outlet structure of a kind of 330kV open airs GIS power distribution equipments, it is characterised in that outdoor including the first 330kV GIS power distribution equipments (8), the 2nd 330kV open air GIS power distribution equipments (9) and steel pipe pole (7)；Wherein, steel pipe pole (7) is fixed vertically In on bottom surface, the side of steel pipe pole (7) is sequentially provided with the first cross-arm (1), the second cross-arm (2) and the 3rd cross-arm (3) from top to bottom, The opposite side of steel pipe pole (7) is sequentially provided with the 4th cross-arm (4), the 5th cross-arm (5) and the 6th cross-arm (6), first from top to bottom The GIS sleeve pipes at the GIS conduit connections end of A phases, the GIS conduit connections end of B phases and C phases in 330kV open air GIS power distribution equipments (8) Terminals are connected with the first cross-arm (1), the second cross-arm (2) and the 3rd cross-arm (3) by the first wire respectively, the 2nd 330kV families The GIS conduit connections end at the GIS conduit connections end of A phases, the GIS conduit connections end of B phases and C phases point in outer GIS power distribution equipments (9) It is not connected with the 4th cross-arm (4), the 5th cross-arm (5) and the 6th cross-arm (6) by the second wire, the first 330kV open airs GIS matches somebody with somebody Electric installation (8) is located at the lower section of the 3rd cross-arm (3), and the 2nd 330kV open air GIS power distribution equipments (9) are located under the 6th cross-arm (6) Side；

Also include the human-like framework for being used to be fixed on steel pipe pole (7)；

The vertical range of cross-arm hanging point and ground on 3rd cross-arm (3) is 10 meters；

The GIS conduit connections end of A phases in first 330kV open air GIS power distribution equipments (8), the GIS conduit connections end of B phases and C phases GIS conduit connections end passes through the cross-arm hanging point on the first wire and the first cross-arm (1), the cross-arm hanging point of the second cross-arm (2) respectively And the 3rd the cross-arm hanging point of cross-arm (3) be connected, the GIS conduit connections of A phases in the 2nd 330kV open air GIS power distribution equipments (9) Cross-arm of the GIS conduit connections end at end, the GIS conduit connections end of B phases and C phases by the second wire respectively with the 4th cross-arm (4) The cross-arm hanging point of hanging point, the cross-arm hanging point of the 5th cross-arm (5) and the 6th cross-arm (6) is connected；

The level interval between the cross-arm hanging point on cross-arm hanging point and the 4th cross-arm (4) on first cross-arm (1), the second cross-arm (2) level interval between the cross-arm hanging point on cross-arm hanging point and the 5th cross-arm (5) on and the horizontal stroke on the 3rd cross-arm (3) The level interval carried on a shoulder pole between the cross-arm hanging point on hanging point and the 6th cross-arm (6) is 8-8.5 meters；

First cross-arm (1), the second cross-arm (2) and the mistake distribution of the 3rd cross-arm (3) are put；

4th cross-arm (4), the 5th cross-arm (5) and the mistake distribution of the 6th cross-arm (6) are put；

First cross-arm (1) is with the 4th cross-arm (4) in same level height, and the second cross-arm (2) is with the 5th cross-arm (5) in same level Highly, the 3rd cross-arm (3) and the 6th cross-arm (6) are in same level height.

2. the tree-like door frame outlet structure of 330kV open airs GIS power distribution equipments according to claim 1, it is characterised in that second Spacing between cross-arm (2) and the 3rd cross-arm (3) and the first cross-arm (1) is 7-7.5 meters；

Spacing between 5th cross-arm (5) and the 4th cross-arm (4) and the 6th cross-arm (6) is 7-7.5 meters.

3. the tree-like door frame outlet structure of 330kV open airs GIS power distribution equipments according to claim 1, the top of steel pipe pole (7) Provided with the crossbeam for hanging lightning conducter.