CN217590165U - Medium-voltage direct-current line support - Google Patents

Abstract

The utility model provides a middling pressure direct current line support, including the main tributary strut, the insulator, supporting structure and work insulator, supporting structure is equipped with the link and prolongs the end, the link with fixedly connected with insulator between the main tributary strut, it avoids the direct current line short circuit to extend fixedly connected with work insulator through setting up the insulator, even direct current line and support couple together because certain accident, can not arouse the short-circuit accident yet, through setting up the end of lengthening, make the circuit enough far away from the main tributary strut to, the reliability is high and supporting structure is firm, can solve because the space distance of support distance direct current line is nearer, toy or children scramble, and factors such as trees branch and leaf overlap joint arouse the problem of direct current line short circuit, and the not high problem of reliability.

Description

Medium-voltage direct-current line support

Technical Field

The utility model relates to a circuit support field, concretely relates to middling pressure direct current circuit support.

Background

In distribution occasions such as subways, high-speed rails, electric trains and the like, a direct current line between 10 and 35kV is generally adopted to supply power to the distribution occasions. In the direct current circuit support in the past, because the support is nearer apart from the spatial distance of direct current circuit, little animal or children scramble to and factors such as trees branch and leaf overlap joint, arouse the direct current circuit short circuit, cause the accident, the reliability is not high.

Based on the above situation, the utility model provides a medium voltage direct current line support can effectively solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a middling pressure direct current circuit support can solve because the support is nearer apart from the spatial distance of direct current circuit, toy or children scramble to and factors such as trees branch and leaf overlap joint arouse the problem of direct current circuit short circuit, and the not high problem of reliability.

Therefore, the utility model adopts the following technical proposal:

the utility model provides a medium voltage direct current line support, its characterized in that medium voltage direct current line support, including main support, post insulator, supporting structure and work insulator, supporting structure is equipped with the link and prolongs the end, the link with fixedly connected with post insulator between the main support, it is fixedly connected with work insulator to add the end.

Further: the supporting structure comprises a main cross arm and an inclined supporting arm, an auxiliary cross arm fixedly connected with the inclined supporting arm is arranged on the main cross arm, the main cross arm and the inclined supporting arm are connected at the position fixedly connected with the connecting position, the connecting position and an auxiliary cross arm fixedly connected with the auxiliary cross arm are arranged on the main cross arm, the inclined supporting arm and the vertical supporting arm can be connected at the same point, the main cross arm and the vertical supporting arm can also be distributed around the main cross arm, the two connecting points are preferably close to each other when the main cross arm and the auxiliary cross arm are distributed around, and the connecting point of the inclined supporting arm and the connecting point of the vertical supporting arm are closer to the lengthening end.

And further: the supporting insulator is provided with a first connecting end and a second connecting end, the supporting insulator comprises a first supporting insulator and a second supporting insulator, the main support is close to a connecting structure fixedly connected to one side of the supporting insulator, the first connecting end of the first supporting insulator and the first connecting end of the second supporting insulator are fixedly connected with the main support through the connecting structure respectively, the second connecting end of the first supporting insulator is fixedly connected with the connecting end of the main cross arm, the second connecting end of the second supporting insulator is fixedly connected with the connecting end of the inclined supporting arm, the working insulator comprises a first working insulator and a second working insulator, the first working insulator is fixedly connected to the lengthened end of the main cross arm, and the second working insulator is fixedly connected to the lengthened end of the auxiliary cross arm.

Further: the connecting structure is a connecting seat formed by two vertically opposite channel steels, the connecting structure is fixedly connected with a first connecting end of the post insulator and the main support respectively, a connecting hole is formed in a second connecting end of the post insulator, the first post insulator is fixedly connected with the main cross arm connecting end through the connecting hole, and the second post insulator is fixedly connected with the inclined support arm through the connecting hole.

And further: the vertical arms are in the vertical direction and are respectively perpendicular to the main cross arms and the auxiliary cross arms.

Further: and the connecting end of the auxiliary cross arm is fixedly connected to about one third of the upper part of the inclined support arm.

And further: the working insulator is far away from one end of the vertical pole, a round hole is formed in the end, capable of passing through a direct current circuit, of the working insulator, the first working insulator is used for passing through an anode direct current circuit, and the second working insulator is used for passing through a cathode direct current circuit.

And further: the main support is a wall or a tower.

Further: the main cross arm and the inclined support arm form an included angle of 30 degrees.

Compared with the prior art, the utility model, have following advantage and beneficial effect: the utility model avoids the short circuit of the direct current circuit by arranging the insulator, even if the direct current circuit is connected with the bracket by some accidents, the short circuit accident can not be caused; by arranging the lengthened end, the line is far enough away from the main support, and the reliability is high and the support structure is stable.

Drawings

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Fig. 2 is an enlarged view of the invention at B in fig. 1.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

Reference is made to the accompanying drawings. The utility model provides a pair of medium voltage direct current line support, including main tributary 1, post insulator 2, supporting structure 3 and working insulator 4, supporting structure 2 is equipped with the link and adds the long end, the link with fixedly connected with post insulator 2 between the main tributary 1, add long fixedly connected with working insulator 4.

The support structure 3 comprises a main cross arm 31 and an inclined support arm 32, wherein an auxiliary cross arm 33 is fixedly connected to the inclined support arm 32, the main cross arm 31 is provided with a connection part a, the main cross arm 31 and the inclined support arm 32 are fixedly connected at the connection part a, a vertical arm 34 is fixedly connected between the connection part a and the auxiliary cross arm 33, the inclined support arm 32 and the vertical arm 34 can be connected at the same point at the connection part a, and can also be distributed at the front and the back of the main cross arm 31, and the two connection points are preferably close to each other when distributed at the front and the back, wherein the connection point with the vertical arm is closer to the lengthening end.

The post insulator is provided with a first connecting end 7 and a second connecting end 6, the post insulator 2 comprises a first post insulator 21 and a second post insulator 22, the main support 1 is close to a connecting structure fixedly connected to one side of the post insulator 2, the first post insulator 21 and the first connecting end 7 of the second post insulator 22 are respectively connected with the main support 1 through the connecting structure 5, the second connecting end 6 of the first post insulator 21 is fixedly connected with the connecting end of the main cross arm 31, the second connecting end 6 of the second post insulator 22 is fixedly connected with the connecting end of the inclined support arm 32, the working insulator 4 comprises a first working insulator 41 and a second working insulator 42, the lengthened end of the main cross arm 31 is fixedly connected with the first working insulator 41, and the lengthened end of the auxiliary cross arm 33 is fixedly connected with the second working insulator 42.

Connecting structure 5 is the connecting seat that two relative channel-section steels constitute from top to bottom, connecting structure 5 respectively with post insulator 2 with main support 1 fixed connection, the 2 other ends of post insulator are equipped with the connecting hole, first post insulator 21 pass through the connecting hole with main cross arm 31 link fixed connection, second post insulator 22 pass through the connecting hole with oblique support arm 32 fixed connection.

The connecting structure 5 may also be a connecting base formed by welding other steel members such as steel plates, and is convenient to form an inclined plane for matching and connecting with the main support 1, so that an angle is formed between the connecting structure 5 and the main support 1, and the connecting structure 5 and the second post insulator 22 are convenient to be fixedly connected.

The vertical arms 34 are in the vertical direction and perpendicular to the main cross arm 31 and the auxiliary cross arm 33, respectively.

The connecting end of the auxiliary cross arm 33 is fixedly connected to about one third of the upper part of the inclined support arm 32.

One end of the working insulator 4, which is far away from the vertical arm 34, is provided with a round hole, so that the working insulator can pass through a direct current circuit, the first working insulator 41 is used for passing through an anode direct current circuit, and the second working insulator 42 is used for passing through a cathode direct current circuit.

The main support 1 can be a wall or a tower.

The angle between the main cross arm 31 and the inclined support arm 32 is 30 degrees.

According to the utility model discloses a description and attached drawing, the skilled person in the art makes or uses very easily the utility model discloses a drainage ditch structure to can produce the positive effect that the utility model discloses record.

It is to be understood that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of the invention and the above-described drawings are intended to cover non-exclusive inclusions. The terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "inside", "horizontal", "end", "length", "outer end", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. The terms "first" and "second" are also used for brevity of description only and do not indicate or imply relative importance.

Further, variations to the disclosed embodiments can be understood and effected by those skilled in the art in practicing the claimed invention, from a study of the drawings, the disclosure, and the appended claims. Furthermore, in the claims, the specification, the words "comprise", "comprising", "includes", "including", "containing", and the like, do not exclude a plurality thereof.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, i.e. all equivalent variations and modifications made by the present invention are covered by the scope of the claims of the present invention, which is not illustrated herein.

Claims (9)

1. A medium voltage direct current line support which characterized in that: the medium-voltage direct-current line support comprises a main support, a post insulator, a support structure and a working insulator, wherein the support structure is provided with a connecting end and a lengthening end, the connecting end is fixedly connected with the post insulator between the main support, and the lengthening end is fixedly connected with the working insulator.

2. A medium voltage direct current line support as claimed in claim 1, wherein: the support structure comprises a main cross arm and an inclined support arm, wherein the inclined support arm is fixedly connected with an auxiliary cross arm, the main cross arm is provided with a connecting part, the main cross arm and the inclined support arm are fixedly connected with the connecting part, and the connecting part is fixedly connected with a vertical arm between the auxiliary cross arms.

3. A medium voltage dc line support as claimed in claim 2, wherein: the supporting insulator is provided with a first connecting end and a second connecting end, the supporting insulator comprises a first supporting insulator and a second supporting insulator, the main support is close to a connecting structure fixedly connected to one side of the supporting insulator, the first connecting end of the first supporting insulator and the first connecting end of the second supporting insulator are fixedly connected with the main support through the connecting structure respectively, the second connecting end of the first supporting insulator is fixedly connected with the connecting end of the main cross arm, the second connecting end of the second supporting insulator is fixedly connected with the connecting end of the inclined supporting arm, the working insulator comprises a first working insulator and a second working insulator, the first working insulator is fixedly connected to the lengthened end of the main cross arm, and the second working insulator is fixedly connected to the lengthened end of the auxiliary cross arm.

4. A medium voltage direct current line cradle as set forth in claim 3, wherein: the connecting structure is a connecting seat formed by two vertically opposite channel steels, the connecting structure is fixedly connected with a first connecting end of the post insulator and the main support respectively, a connecting hole is formed in a second connecting end of the post insulator, the first post insulator is fixedly connected with the main cross arm connecting end through the connecting hole, and the second post insulator is fixedly connected with the inclined support arm through the connecting hole.

5. A medium voltage dc line support as claimed in claim 2, wherein: the vertical arms are in the vertical direction and are respectively perpendicular to the main cross arms and the auxiliary cross arms.

6. A medium voltage dc line support as claimed in claim 2, wherein: and the connecting end of the auxiliary cross arm is fixedly connected to one third of the upper part of the inclined support arm.

7. A medium voltage dc line cradle as set forth in claim 2, wherein: and one end of the working insulator, which is far away from the vertical pole, is provided with a round hole.

8. A medium voltage direct current line support as claimed in claim 1, wherein: the main support is a wall or a tower.

9. A medium voltage dc line cradle as set forth in claim 2, wherein: the main cross arm and the inclined support arm form an included angle of 30 degrees.

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