CN210073756U - 10kV pole-mounted drop-out fuse insulation protection structure - Google Patents

Abstract

The embodiment of the utility model discloses 10kV post-up drop out fuse insulation protection structure for when solving current drop out fuse and having great current flow, the conducting strip generates heat and seriously will lead to drop out fuse to support the insulating decline of vase, causes the circuit tripping operation, causes the technical problem that has a power failure. The embodiment of the utility model provides an including electric wire column, rack cross arm and drop out fuse, be connected with fixed iron stand on the drop out fuse, the one end and the drop out fuse of fixed iron stand are connected, and other end fixed connection is on the electric wire column, and rack cross arm fixed mounting installs the first insulation vase between fixed iron stand and the rack cross arm on the electric wire column, and the top and the fixed iron stand of first insulation vase are connected, and the bottom is connected with the rack cross arm. In this embodiment, install first insulation vase between fixed iron stand and rack cross arm, increased the insulating grade of conducting strip to ground to effectively avoid the circuit mistake to jump, reduce the problem emergence that has a power failure.

Description

10kV pole-mounted drop-out fuse insulation protection structure

Technical Field

The utility model relates to a power grid insulation protection technical field especially relates to a 10kV post-mounted drop-out fuse insulation protection structure.

Background

In the operation process, the conducting strip of the drop-out fuse can generate heat, particularly when larger current exists, the conducting strip generates heat seriously, so that the drop-out fuse supports the insulation reduction of a porcelain bottle, when the insulation is reduced to a certain degree, a live body of the conducting strip can break down the porcelain bottle to discharge to a cross arm, the cross arm is simultaneously connected with a grounding wire, and at the moment, the conducting strip is equivalent to the discharge to the ground, so that the circuit is tripped, and unnecessary power failure is caused.

Therefore, in order to solve the above technical problems, it is an important subject of research by those skilled in the art to find an insulation protection structure of a 10kV pin-down fuse.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses 10kV post-up drop out fuse insulation protection structure for when solving current drop out fuse and having great current flow, the conducting strip generates heat and seriously will lead to drop out fuse to support the insulating decline of vase, causes the circuit tripping operation, causes the technical problem that has a power failure.

The embodiment of the utility model provides a 10kV post-mounted drop-out fuse insulation protection structure, including electric wire column, rack cross arm and drop-out fuse, be connected with fixed iron stand on the drop-out fuse, the one end of fixed iron stand with the drop-out fuse is connected, other end fixed connection in on the electric wire column, rack cross arm fixed mounting in on the electric wire column, fixed iron stand with install the first insulation vase between the rack cross arm, just the top of first insulation vase with fixed iron stand connects, the bottom with the rack cross arm is connected.

Optionally, the first insulating porcelain bottle comprises two insulating porcelain bottles.

Optionally, the drop-out fuse comprises a second porcelain insulator and a conducting strip;

the conducting strips are installed at the top end and the bottom end of the second insulating porcelain bottle.

Optionally, a grounding wire is connected to the gantry cross arm.

Optionally, the first insulating porcelain bottle is of a cylindrical structure.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

the embodiment of the utility model provides a 10kV post-mounted drop-out fuse insulation protection structure includes electric wire column, rack cross arm and drop-out fuse, be connected with fixed iron stand on the drop-out fuse, the one end of fixed iron stand with the drop-out fuse is connected, other end fixed connection in on the electric wire column, rack cross arm fixed mounting in on the electric wire column, fixed iron stand with install the first insulation vase between the rack cross arm, just the top of first insulation vase with fixed iron stand connects, the bottom with the rack cross arm is connected. In this embodiment, install first insulation vase between fixed iron stand and rack cross arm, increased the insulating grade of conducting strip to ground to effectively avoid the circuit mistake to jump, reduce the problem emergence that has a power failure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of an insulation protection structure of a 10kV drop-out fuse on a column provided in an embodiment of the present invention;

illustration of the drawings: a wire column 1; a fixed iron frame 2; a gantry cross arm 3; a drop-out fuse 4; a conductive sheet 41; a second porcelain insulator 42; a first insulating porcelain bottle 5; and a ground line 6.

Detailed Description

The embodiment of the utility model discloses 10kV post-up drop out fuse insulation protection structure for when solving current drop out fuse and having great current flow, the conducting strip generates heat and seriously will lead to drop out fuse to support the insulating decline of vase, causes the circuit tripping operation, causes the technical problem that has a power failure.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of an insulation protection structure of a 10kV drop-out fuse on a column according to an embodiment of the present invention includes:

wire column 1, rack cross arm 3 and drop out fuse 4, be connected with fixed iron stand 2 on the drop out fuse 4, the one end of fixed iron stand 2 with drop out fuse 4 connects, other end fixed connection in on the wire column 1, 3 fixed mounting of rack cross arm in on the wire column 1, fixed iron stand 2 with install first insulation vase 5 between the rack cross arm 3, just the top of first insulation vase 5 with fixed iron stand 2 connects, the bottom with rack cross arm 3 connects.

In this embodiment, the first insulating porcelain insulator 5 is installed between the fixed iron stand 2 and the rack cross arm 3, and the insulating grade of the conducting strip 41 to the ground is increased, so that the circuit is effectively prevented from being mistakenly jumped, and the power failure is reduced.

Further, the first insulating porcelain bottle 5 includes two.

It should be noted that two porcelain insulators are respectively disposed at two ends of the rack cross arm 3.

Further, the drop-out fuse 4 comprises a second porcelain insulator 42 and a conducting strip 41;

the conducting strips 41 are mounted at the top end and the bottom end of the second porcelain insulator 42.

Further, the rack cross arm 3 is connected with a grounding wire 6.

Further, the first insulating porcelain bottle 5 is of a cylindrical structure.

It should be noted that, in this embodiment, the first insulating porcelain bottle 5 may have a cylindrical structure, and the first insulating porcelain bottle needs to be made of a material with high hardness and a good insulating material.

The working principle of the insulation protection structure of the 10kV pole-mounted drop-out fuse 4 in the embodiment is as follows:

in the operation process, the conducting strip 41 of the drop-out fuse 4 can generate heat, and particularly when a large current exists, the conducting strip 41 generates heat seriously, so that the insulating property of a second insulating porcelain bottle 42 on the drop-out fuse 4 is reduced, when the insulation is reduced to a certain degree, a charged body of the conducting strip 41 can break down the second insulating porcelain bottle 42 to discharge to the rack cross arm 3, the first insulating porcelain bottle 5 arranged between the fixed iron rack 2 and the rack cross arm 3 plays an insulating role at the moment, so that the current of the conducting strip 41 can not be accessed to the underground from the grounding wire 6, a loop can not be formed, the insulating grade of the conducting strip 41 to the ground is increased, and the circuit error jumping is effectively avoided.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are intended to be inclusive and therefore specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed and illustrated, unless explicitly indicated as an order of performance. It should also be understood that additional or alternative steps may be employed.

When an element or layer is referred to as being "on" … … "," engaged with "… …", "connected to" or "coupled to" another element or layer, it can be directly on, engaged with, connected to or coupled to the other element or layer, or intervening elements or layers may also be present. In contrast, when an element or layer is referred to as being "directly on … …," "directly engaged with … …," "directly connected to" or "directly coupled to" another element or layer, there may be no intervening elements or layers present. Other words used to describe the relationship of elements should be interpreted in a similar manner (e.g., "between … …" and "directly between … …", "adjacent" and "directly adjacent", etc.). As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region or section from another element, component, region or section. Unless clearly indicated by the context, use of terms such as the terms "first," "second," and other numerical values herein does not imply a sequence or order. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

Spatially relative terms, such as "inner," "outer," "below," "… …," "lower," "above," "upper," and the like, may be used herein for ease of description to describe a relationship between one element or feature and one or more other elements or features as illustrated in the figures. Spatially relative terms may be intended to encompass different orientations of the device in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the example term "below … …" can encompass both an orientation of facing upward and downward. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted.

It is right above the utility model provides a 10kV post-up drop out fuse insulation protection structure introduces in detail, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.

Claims (5)

1. The utility model provides a 10kV post-top drop out fuse insulation protection structure, a serial communication port, including electric wire column, rack cross arm and drop out fuse, be connected with fixed iron stand on the drop out fuse, the one end of fixed iron stand with the drop out fuse is connected, other end fixed connection in on the electric wire column, rack cross arm fixed mounting in on the electric wire column, fixed iron stand with install the first insulation vase between the rack cross arm, just the top of first insulation vase with fixed iron stand connects, the bottom with the rack cross arm is connected.

2. The insulation protection structure of the 10kV column drop-out fuse according to claim 1, wherein the number of the first insulation porcelain bottles is two.

3. The 10kV pole-on drop-out fuse insulation protection structure as claimed in claim 1, wherein the drop-out fuse comprises a second porcelain insulator and a conducting strip;

the conducting strips are installed at the top end and the bottom end of the second insulating porcelain bottle.

4. The insulation protection structure of the 10kV pole-mounted drop-out fuse according to claim 1, wherein a grounding wire is connected to the rack cross arm.

5. The insulation protection structure of the 10kV column drop-out fuse according to claim 1, wherein the first insulation porcelain bottle is of a cylindrical structure.

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