CN220585728U

CN220585728U - High-safety wire inlet and outlet sleeve

Info

Publication number: CN220585728U
Application number: CN202322187845.3U
Authority: CN
Inventors: 李洋; 包堉光; 徐凯伦; 王康; 田爽爽; 刘裴; 赵斌
Original assignee: Shandong Huaxin Electric Co ltd
Current assignee: Shandong Huaxin Electric Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-03-12
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a high-safety wire inlet and outlet sleeve, which relates to the technical field of wire sleeves, and aims at the limitations of the existing conditions and gas characteristics, compared with a traditional SF6 ring main unit, an environment-friendly gas filling cabinet needs a larger safety distance and a smaller partial discharge value to ensure the safe operation inside the gas box, and has certain limitations and the problem of unsatisfactory using effect. The utility model has reasonable design, increases the safety distance by increasing the number of the sleeve umbrella skirts, shortens the distance from the copper bar to the switch, reduces the use of the copper bar, can simultaneously ensure the safety isolation distance between the copper bar and the outer box body after increasing the distance, meets the inter-phase safety distance of the copper bars, can effectively reduce the processing difficulty of the copper bars, and reduces the complexity of the manufacturing process.

Description

High-safety wire inlet and outlet sleeve

Technical Field

The utility model relates to the technical field of wire sleeves, in particular to a high-safety wire inlet and outlet sleeve.

Background

Along with the development of intelligent power grids and the improvement of human environmental awareness, the advantages of the environment-friendly air charging cabinet are rapidly accepted by users gradually, and particularly along with the vigorous popularization of two household appliance network companies, the application of the intelligent power grid is in a rapid development stage. The side-expansion sleeve is used as a main component of the environment-friendly cabinet, and plays an important role.

However, due to the limitations of the existing conditions and gas characteristics, compared with the traditional SF6 ring main unit, the environment-friendly gas-filled cabinet needs a larger safety distance and a smaller partial discharge value to ensure the safe operation inside the gas tank, has certain limitations and has an unsatisfactory use effect.

Disclosure of Invention

The utility model aims to solve the problems that compared with the traditional SF6 ring main unit, the environment-friendly inflating cabinet needs a larger safety distance and a smaller partial discharge value to ensure the safe operation inside the air box due to the limitations of the existing conditions and the gas characteristics, and has a certain limitation and an unsatisfactory using effect.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a high safety business turn over line sleeve pipe, includes the resin shell, be equipped with the sleeve pipe conducting rod in the resin shell, be equipped with a plurality of M6 inserts and a plurality of M4 inserts on the resin shell, be provided with two shielding nets in the resin shell, two the shielding net is the symmetry setting, M4 inserts with shielding net looks adaptation.

In a preferred embodiment, the number of the M6 inserts is three, the three M6 inserts are arranged at equal intervals, and the M6 inserts are provided with first threaded holes.

In a preferred embodiment, the number of the plurality of M4 inserts is six, the six M4 inserts are arranged at equal intervals, and the M4 inserts are provided with second threaded holes.

In a preferred embodiment, one end of the sleeve conductive rod is provided with an M16 bolt hole, and the other end of the sleeve conductive rod is provided with an M12 bolt hole.

According to the high-safety wire inlet and outlet sleeve, a bolt of M6 is screwed into a first threaded hole, the wire inlet and outlet sleeve of the 252 environmental protection cabinet is fixedly connected with an air box of the environmental protection cabinet through the M6 bolt, an M4 insert is in contact with a shielding net, the M4 bolt is screwed into a second threaded hole, the grounding protection of the shielding net is realized through the M4 bolt, the M16 bolt hole is connected with a switch of the environmental protection cabinet through a copper bar, and the M12 threaded hole is connected with an external wire inlet and outlet cable;

the utility model has reasonable design, increases the safety distance by increasing the number of the sleeve umbrella skirts, shortens the distance from the copper bar to the switch, reduces the use of the copper bar, can simultaneously ensure the safety isolation distance between the copper bar and the outer box body after increasing the distance, meets the inter-phase safety distance of the copper bars, can effectively reduce the processing difficulty of the copper bars, and reduces the complexity of the manufacturing process.

Drawings

Fig. 1 is a schematic perspective view of a high-safety wire inlet and outlet sleeve according to the present utility model;

FIG. 2 is a side view of a high safety service line bushing according to the present utility model;

FIG. 3 is a schematic view of a section A-A of a high-safety wire-feeding and discharging sleeve according to the present utility model;

fig. 4 is a side view of a high safety service line bushing according to the present utility model.

In the figure: 1. a resin case; 2. m6 inserts; 3. a sleeve conductive rod; 4. m4 inserts; 5. a shielding net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, one embodiment of the present solution provides: the utility model provides a high safety business turn over line sleeve pipe, includes resin housing 1, is equipped with sleeve pipe conducting rod 3 in the resin housing 1, is equipped with a plurality of M6 inserts 2 and a plurality of M4 inserts 4 on the resin housing 1, is provided with two shielding nets 5 in the resin housing 1, and two shielding nets 5 are the symmetry setting, M4 inserts 4 and shielding net 5 looks adaptation.

Referring to fig. 2, in the present embodiment, the number of the plurality of M6 inserts 2 is three, the three M6 inserts 2 are disposed at equal intervals, and the M6 inserts 2 are provided with first threaded holes.

Referring to fig. 2, in the present embodiment, the number of the plurality of M4 inserts 4 is six, the six M4 inserts 4 are disposed at equal intervals, and the M4 inserts 4 are provided with second threaded holes.

Referring to fig. 2, in this embodiment, an M16 bolt hole is formed at one end of the sleeve conductive rod 3, and an M12 bolt hole is formed at the other end of the sleeve conductive rod 3.

The working principle is that an M6 insert 2, a sleeve conducting rod 3, an M4 insert 4 and a shielding net 5 are embedded in a resin shell 1, a bolt of the M6 is screwed into a first threaded hole, a wire inlet and outlet sleeve of the 252 environment-friendly cabinet is connected and fixed with an air box of the environment-friendly cabinet through the M6 bolt, the M4 insert 4 is contacted with the shielding net 5, a screw M4 bolt is screwed into a second threaded hole, the grounding protection of the shielding net 5 is realized through the M4 bolt, the M16 bolt hole is connected with an environment-friendly cabinet switch through a copper bar, and the M12 threaded hole is connected with an external wire inlet and outlet cable.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A high safety service bushing, comprising:

resin shell (1), be equipped with sleeve pipe conducting rod (3) in resin shell (1), be equipped with a plurality of M6 inserts (2) and a plurality of M4 inserts (4) on resin shell (1), be provided with two shielding net (5) in resin shell (1), two shielding net (5) are the symmetry setting, M4 inserts (4) with shielding net (5) looks adaptation.

2. A high safety service bushing according to claim 1, wherein: the number of the M6 inserts (2) is three, the M6 inserts (2) are arranged at equal intervals, and first threaded holes are formed in the M6 inserts (2).

3. A high safety service bushing according to claim 1, wherein: the number of the M4 inserts (4) is six, the six M4 inserts (4) are arranged at equal intervals, and second threaded holes are formed in the M4 inserts (4).

4. A high safety service bushing according to claim 1, wherein: m16 bolt holes are formed in one end of the sleeve conducting rod (3), and M12 bolt holes are formed in the other end of the sleeve conducting rod (3).