CN209747434U

CN209747434U - Drop-out fuse with grounding hanging ring

Info

Publication number: CN209747434U
Application number: CN201921017647.XU
Authority: CN
Inventors: 罗日腾
Original assignee: Guangdong Power Grid Co Ltd; Meizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Meizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2019-12-06
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a drop-out fuse with a grounding hanging ring, which comprises a drop-out fuse body and a grounding hanging ring; the drop-out fuse body comprises a wire inlet end and a wire outlet end; the upper part of the wire inlet end or the lower part of the wire outlet end or the upper part of the wire inlet end and the lower part of the wire outlet end are connected with the grounding hanging ring. The utility model provides a pair of take drop out fuse of ground connection link when having a power failure to overhaul the task, the earth connection can directly hang on the ground connection link, and the contact is good firm, is difficult for dropping, installs and removes conveniently, can avoid line ear broken string risk, reduces the fault rate.

Description

Drop-out fuse with grounding hanging ring

Technical Field

The embodiment of the utility model provides a relate to fuse technical field, especially relate to a take drop out fuse of ground connection link.

Background

the power failure maintenance operation in the power system usually needs to be carried out by firstly carrying out electricity testing and hanging the ground wire, and the ground wire plays the roles of grounding the maintenance equipment and short-circuiting three phases, so that the personal safety of field workers is guaranteed, and the method is an important safety measure.

At present, when a transformer rack is overhauled, ground wires are often required to be hung at the upper end, the lower end or the upper end and the lower end of the drop-out fuse, a traditional method is that a worker hangs the ground wires on wire lugs at the upper end, the lower end or the upper end and the lower end of the drop-out fuse, and the method has the following defects and shortcomings:

1. the small wire lug makes the ground wire often hang and fall off firmly;

2. The small wire lug enables the grounding wire to be poorly hung, the contact surface is small, the grounding effect is greatly reduced, the grounding protection function of the grounding wire is reduced, and serious safety risks exist;

3. because the wire lug can not bear excessive external force, and the grounding wire is heavy, the wire lug is broken frequently, and the failure rate is increased.

Therefore, it is necessary to research and manufacture a drop-out fuse meeting the requirement of maintenance work.

SUMMERY OF THE UTILITY MODEL

the utility model provides a take drop out fuse of ground connection link to solve the not enough of prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

A drop-out fuse with a grounding hanging ring is characterized by comprising a drop-out fuse body and the grounding hanging ring; wherein the content of the first and second substances,

The drop-out fuse body comprises a wire inlet end and a wire outlet end;

The upper part of the wire inlet end or the lower part of the wire outlet end or the upper part of the wire inlet end and the lower part of the wire outlet end are connected with the grounding hanging ring.

furthermore, in the drop-out fuse with the grounding hanging ring, the grounding hanging ring is fixedly connected to the drop-out fuse body in a welding or bonding mode.

Furthermore, the drop-out fuse with the grounding hanging ring also comprises a detachable fixing piece;

The detachable fixing piece is used for fixedly connecting the grounding hanging ring on the drop-out fuse body.

Furthermore, in the drop-out fuse with the grounding hanging ring, a fixed seat is arranged on one side of the grounding hanging ring, and a bolt hole matched with the detachable fixing piece for use is formed in the fixed seat.

Furthermore, in the drop-out fuse with the grounding hanging ring, the detachable fixing piece comprises U-shaped steel and a bolt;

The bolt penetrates through the bolt hole and is connected with the U-shaped steel.

Furthermore, in the drop-out fuse with the grounding suspension loop, the grounding suspension loop is in an all-copper ring shape.

The embodiment of the utility model provides a pair of take drop out fuse of ground connection link, when having a power failure to overhaul the task, the earth connection can directly hang on the ground connection link, and the contact is good firm, is difficult for dropping, installs and removes conveniently, can avoid the broken string risk of line lug, reduces the fault rate.

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 structural diagram of a drop-out fuse with a grounding suspension loop according to an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a drop-out fuse with a grounding suspension loop according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a drop-out fuse with a grounding suspension loop according to an embodiment of the present invention.

Reference numerals:

the drop-out fuse comprises a drop-out fuse body 10 and a grounding hanging ring 20;

A wire inlet end 11 and a wire outlet end 12.

Detailed Description

in order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

in the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 3, an embodiment of the invention provides a drop-out fuse with a grounding suspension loop, including a drop-out fuse body 10 and a grounding suspension loop 20; wherein the content of the first and second substances,

The drop-out fuse body 10 comprises a wire inlet end 11 and a wire outlet end 12;

the grounding hanging ring 20 is connected to the upper portion of the wire inlet end 11, the lower portion of the wire outlet end 12, or the upper portion of the wire inlet end 11 and the lower portion of the wire outlet end 12.

It should be noted that, the drop-out fuse body 10 in the embodiment of the present invention includes not only the wire inlet terminal 11 and the wire outlet terminal 12, but also other components, and since these components are already implemented in the prior art and are not the main point of the design of the present solution, the detailed description is not given here.

Preferably, the grounding suspension ring 20 is in the shape of a full copper ring, and has a large contact surface, a small grounding resistance and an antirust function.

in one embodiment, the grounding suspension loop 20 is fixedly connected to the drop-out fuse body 10 by welding or bonding.

In another embodiment, the drop out fuse with ground strap 20 further comprises a removable fastener;

the detachable fixing piece is used for fixedly connecting the grounding hanging ring 20 to the drop-out fuse body 10.

Specifically, one side of ground connection link 20 is provided with the fixing base, set up on the fixing base with can dismantle the bolt hole that the mounting cooperation was used.

the detachable fixing piece comprises U-shaped steel and a bolt;

The foregoing description of the embodiments has been presented for the purposes of illustration and description. It is not intended to be exhaustive or to limit the disclosure. Individual elements or features of a particular embodiment are generally not limited to that particular embodiment, but, where applicable, are interchangeable and can be used in a selected embodiment, even if not specifically shown or described. The same elements or features may also vary in many respects. Such variations are not to be regarded as a departure from the disclosure, and all such modifications are intended to be included within the scope of the disclosure.

Example embodiments are provided so that this disclosure will be thorough and will fully convey the scope to those skilled in the art. Numerous details are set forth, such as examples of specific parts, devices, and methods, in order to provide a thorough understanding of embodiments of the present disclosure. It will be apparent to those skilled in the art that specific details need not be employed, that example embodiments may be embodied in many different forms and that neither should be construed to limit the scope of the disclosure. In certain example embodiments, well-known processes, well-known device structures, and well-known technologies are not described in detail.

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" and "comprising" 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.

Claims

1. a drop-out fuse with a grounding hanging ring is characterized by comprising a drop-out fuse body and the grounding hanging ring; wherein the content of the first and second substances,

The drop-out fuse body comprises a wire inlet end and a wire outlet end;

2. The drop-out fuse with the grounding suspension loop as claimed in claim 1, wherein the grounding suspension loop is fixedly connected to the drop-out fuse body by welding or bonding.

3. The drop out fuse with ground suspension loop of claim 1, further comprising a removable fastener;

4. The drop-out fuse with the grounding hanging ring as claimed in claim 3, wherein a fixing seat is arranged on one side of the grounding hanging ring, and the fixing seat is provided with a bolt hole matched with the detachable fixing member.

5. The drop fuse with ground suspension link of claim 4, wherein said removable fasteners comprise U-shaped steel and bolts;

6. the drop out fuse with ground suspension loop of claim 1, wherein the ground suspension loop is an all copper loop.