CN208014926U - A kind of angular transition connection conductor - Google Patents

Abstract

The utility model discloses a conductor for angle conversion connection, which is characterized in that it is composed of an upper conductor and a lower conductor, openings are arranged on the circumferential surface of the conductor, the interior of the conductor is hollow, and a bend is formed between the upper conductor and the lower conductor. horn. The utility model has a reasonable structure, and the conductor is designed into a hollow bending shape, which can realize the angle conversion between the upper conductor and the lower conductor and reliable electrical contact connection, and can carry the operation of gas insulated metal-enclosed switchgear (GAS insulated SWITCHGEAR, GIS) The rated current of the circuit avoids burning; the bends, openings and edges adopt R arc transitions to ensure uniform and reliable electric field. It meets the requirements of the internal electric field of the product, and can convert the GIS connection angle according to the user's requirements, saving the occupied space.

Description

A conductor for angle conversion connection

technical field

The utility model relates to a conductor for angle conversion connection, in particular to a conductor used for angle conversion connection of gas insulated SWITCHGEAR (GIS) and carrying the rated current of the GIS operating circuit, belonging to substation equipment technology field.

Background technique

Gas insulated metal-enclosed switchgear (GAS insulated SWITCHGEAR, GIS) is widely used in various forms of substations. In power systems, it is mainly used for control, protection and measurement of power equipment and transmission lines.

Due to the increasing shortage of urban land and the user's demand for substation layout, it is usually required that the installation of GIS products can be converted from different angles.

At present, the conductors used for angle conversion connection of GIS products of various voltage levels are inconvenient to install due to structural limitations, and it is difficult to ensure the uniformity of the internal electric field of the product. The space for connecting both ends of the conductor is very narrow. The terminal connection is not tight or loose, resulting in burning when the current is passed.

Contents of the invention

The technical problem to be solved by the utility model is: to provide a conductor for angle conversion connection with reasonable structure, reliable connection performance and capable of carrying the rated current of the GIS operating circuit, which solves the problem of the current installation of the conductor for angle conversion connection of GIS products of various voltage levels Inconvenient, it is difficult to ensure the uniformity of the internal electric field of the product, and the space between the two ends of the conductor is very narrow, which may easily cause the problem that the two ends of the conductor are not tightly connected or loose.

In order to solve the above-mentioned technical problems, the technical solution of the utility model is to provide a conductor for angle conversion connection, which is characterized in that it is composed of an upper conductor and a lower conductor, an opening is provided on the circumferential surface of the conductor, and the interior of the conductor is hollow. A bending angle is formed between the upper segment conductor and the lower segment conductor.

Preferably, the upper conductor is arranged obliquely, and the lower conductor is arranged vertically.

Preferably, the end faces of the upper conductor and the lower conductor are both provided with holes.

Preferably, the hole on the end face of the upper conductor is a threaded hole for connecting the upper conductor, and the hole on the end face of the lower conductor is a through hole for connecting the lower conductor.

Preferably, the opening is provided on the concave side of the bending angle.

Preferably, the bending angle is 110°-170°.

Preferably, the edge of the opening transitions through a circular arc.

Preferably, the edges of the upper conductor and the lower conductor at the bending corner are transitioned through arcs.

Preferably, the conductor is a hollow member with a wall thickness between 5 mm and 30 mm.

The utility model has a reasonable structure, and the conductor is designed into a hollow bending shape, which can realize the angle conversion between the upper conductor and the lower conductor and reliable electrical contact connection, and can carry the gas-insulated metal-enclosed switchgear (GASinsulated SWITCHGEAR, GIS) operating circuit Rated current to avoid burning phenomenon; bends, openings and edges adopt R arc transition to ensure uniform and reliable electric field. It meets the requirements of the internal electric field of the product, and can convert the GIS connection angle according to the user's requirements, saving the occupied space.

Description of drawings

Fig. 1 is a front view of a conductor used for angle conversion connection;

Fig. 2 is a cross-sectional view of a conductor for angle conversion connection;

Fig. 3 is a schematic view of the use of a conductor for angle conversion connection.

Detailed ways

In order to make the utility model more comprehensible, preferred embodiments are described in detail below with accompanying drawings.

The utility model is a conductor for angle conversion connection, as shown in Fig. 1 and Fig. 2, the conductor for angle conversion connection is a bent structure, and is composed of an upper conductor 1 and a lower conductor 2 connected. An opening 5 is provided on the circumferential surface of the conductor, and the interior of the conductor is hollow. The upper conductor 1 is arranged obliquely, the lower conductor 2 is arranged vertically, a bending angle is formed between the upper conductor 1 and the lower conductor 2, and the angle α of the bending angle is 110°-170°. Four threaded holes 3 are designed on the end surface of the upper conductor 1 for screwing in bolts and connecting with the upper conductor A through the bolts. Four through holes 4 are designed on the end surface of the lower conductor 2 for inserting bolts and connecting with the lower conductor C through the bolts. Openings 5 are designed on the concave side of the upper conductor 1 and the lower conductor 2 bending angle, and the conductor is designed as a hollow part with a wall thickness t of 5 mm to 30 mm, which is used to install the bolts on the end face of the lower conductor 2 and reduce the weight of the conductor.

The edge of the opening 5 transitions through a circular arc. Each edge of the upper segment conductor 1 and the lower segment conductor 2 at the bending corner is transitioned through a circular arc.

As shown in Figure 3, when in use, screw the 4 first bolts 6 through the upper conductor B into the threaded hole 3 on the end face of the upper conductor 1 of the conductor A of the present utility model, so as to realize the reliable and tight connection between the conductor A and the upper conductor B Electrical contact connection. Put 4 second bolts 7 into the opening 5 of the conductor A, pass through the through hole 4 on the end surface of the lower conductor 2 of the conductor A and connect with the lower conductor C to realize reliable and tight electrical contact connection. Therefore, the angle conversion of the connection between the upper conductor B and the lower conductor C is realized through the conductor A, and at the same time, the reliable connection between the upper conductor B and the lower conductor C is realized.

In the conductor for angle conversion connection provided in this embodiment, the conductor is designed to be hollow and bent to realize the angle conversion and reliable electrical contact connection between the upper conductor A and the lower conductor C, which meets the requirements of the internal electric field of the product, and can be customized according to user requirements. It is required to convert the GIS connection angle, which saves the occupied space.

Claims (9)

1. A conductor for angle conversion connection is characterized in that, it is formed by connecting an upper conductor (1) and a lower conductor (2), the circumferential surface of the conductor is provided with an opening (5), and the inside of the conductor is hollow, and the upper conductor (1 ) and the lower conductor (2) form a bending angle. 2. A conductor for angle conversion connection according to claim 1, characterized in that, the upper conductor (1) is arranged obliquely, and the lower conductor (2) is arranged vertically. 3. A conductor for angle conversion connection according to claim 1, characterized in that, the end faces of the upper conductor (1) and the lower conductor (2) are both provided with holes. 4. A kind of conductor for angle conversion connection as claimed in claim 3, characterized in that, the hole on the end face of the upper conductor (1) is a threaded hole (3) for connecting the upper conductor (A), and the lower conductor (2) The hole in the end face is a through hole (4) for connecting the lower conductor (C). 5. The conductor for angle conversion connection according to claim 1, characterized in that, the opening (5) is provided on the concave side of the bending angle. 6. The conductor for angle conversion connection according to claim 1 or 5, characterized in that, the angle of said bending angle is 110°-170°. 7. A conductor for angle conversion connection according to claim 1 or 5, characterized in that the edge of the opening (5) transitions through a circular arc. 8. A conductor for angle conversion connection as claimed in claim 1 or 5, characterized in that, each edge of the upper conductor (1) and the lower conductor (2) at the bending angle passes through an arc transition. 9. A conductor for angle conversion connection according to claim 1, characterized in that said conductor is a hollow member with a wall thickness between 5 mm and 30 mm.