CN217720635U - Grounding assembly of jack box - Google Patents

Abstract

The utility model discloses a ground connection subassembly of jack box, including the ground connection main part, the ground connection main part including be used for with the earth conductor in the jack box be connected electrically conductive seat and be used for with the bus duct on the female elastic connection's of ground connection touch indicate, the one end that the ground connection touched the finger is inlayed and is established in electrically conductive seat, the other end salient that the ground connection touched the finger in electrically conductive seat's upper surface is in order to form the contact head, the ground connection touch the one end that indicates with dispose between the electrically conductive seat and be used for making the ground connection touch the elastic component that the finger elasticity is flexible. The grounding assembly has enough compression amount, and ensures that the grounding contact finger is in good contact with the grounding busbar.

Description

Grounding assembly of jack box

Technical Field

The utility model relates to a jack box field especially relates to a ground connection subassembly of jack box.

Background

The jack box is used as a functional unit of the power transmission bus duct and plays a role in electric energy distribution in a bus duct system. Along with the increasing requirements of bus duct products on performance and reliability, the requirements of the jack box on safety, reliability and simplicity and convenience in operation are also increasing.

Patent application No. CN202111120271.7 previously filed by the same applicant discloses a bus duct electricity taking device, as shown in fig. 1, the patent application discloses that a hard grounding wire of a jack box 1 is elastically connected with a ground wire connecting bar of the bus duct through an elastic sheet 3, and the elastic sheet 3 has too small elasticity, so that the hard grounding wire is not in good contact with the ground wire connecting bar, which causes a short circuit risk.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a grounding assembly of jack box, which ensures good contact between grounding contact fingers and grounding busbars.

The purpose of the utility model is realized by adopting the following technical scheme:

the grounding assembly of the jack box comprises a grounding main body, wherein the grounding main body comprises a conductive seat and a grounding contact finger, the conductive seat is used for being connected with a grounding wire in the jack box, the grounding contact finger is used for being elastically connected with a grounding busbar on a bus duct, one end of the grounding contact finger is embedded in the conductive seat, the other end of the grounding contact finger protrudes out of the upper surface of the conductive seat to form a contact head, and an elastic piece used for enabling the grounding contact finger to elastically stretch out and draw back is arranged between one end of the grounding contact finger and the conductive seat.

Furthermore, the bottom of the conductive seat is provided with a conductive connecting piece, and the conductive connecting piece is used for being connected with the grounding wire.

Furthermore, a fixing hole is formed in the conductive seat, and one end of the conductive connecting piece is in threaded connection with the inside of the fixing hole.

Further, the conductive connecting piece is a screw.

Further, the contact has elasticity.

Further, the contact is cylindrical.

Further, the grounding contact finger is provided in plurality.

Furthermore, the number of the grounding contact fingers is two, and the two grounding contact fingers are symmetrically arranged at intervals.

Further, the elastic member is a spring.

Furthermore, the conductive seat and the grounding contact finger are made of copper materials.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses in, touch through the ground connection and indicate the female elastic connection that arranges with the ground connection on the bus duct, realize through the elastic component that the ground connection touches the close contact who indicates with the female row of ground connection, because the elastic component has great compressive capacity, have sufficient conductive contact force, guarantee that the ground connection touches to indicate to arrange the contact well with the ground connection.

Drawings

FIG. 1 is a schematic view of a prior art spring tab of a jack box;

fig. 2 is a schematic view of a grounding assembly of a jack box according to the present invention;

fig. 3 is a schematic view of a grounding main body of a grounding assembly of a jack box provided by the present invention;

in the figure: 1. a jack box; 2. a grounding body; 21. a conductive seat; 22. a grounding contact finger; 23. a conductive connecting member; 3. an elastic sheet.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like, are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1XX" and "2XX" are structurally identical and functionally similar).

As shown in fig. 2-3, for the utility model provides a pair of earth connection subassembly of jack box, including ground connection main part 2, ground connection main part 2 including be used for with jack box 1 in connect the electrically conductive seat 21 that the electric wire is connected and be used for with the bus duct on the female elastic connection's of ground connection touch finger 22, ground connection touches the one end of finger 22 to inlay and establishes in electrically conductive seat 21, ground connection touch the other end salient of finger 22 in electrically conductive seat 21's upper surface is in order to form the contact head, ground connection touch the one end of finger 22 with it is used for making ground connection touch the elastic component that finger 22 elasticity is flexible to dispose between electrically conductive seat 21.

The utility model discloses in, touch through the ground connection and indicate 22 and the female elastic connection of arranging of ground connection on the bus duct, realize through the elastic component that the ground connection touches and indicates 22 and the female in close contact with who arranges of ground connection, compare prior art and adopt flexure strip 3 to contact, the utility model discloses an elastic component has great compression capacity, has sufficient conductive contact force, guarantees that the ground connection touches and indicates 22 and the female contact of arranging of ground connection is good.

Preferably, a conductive connecting piece 23 is arranged at the bottom of the conductive seat 21, and the conductive connecting piece 23 is used for being connected with the grounding wire. Through setting up electrically conductive connecting piece 23, be convenient for with earth conductor high-speed joint, have electrically conductive reliability height to and the advantage that the discharge capacity is good.

Preferably, a fixing hole is formed in the conductive seat 21, and one end of the conductive connecting piece 23 is screwed in the fixing hole. This facilitates quick installation of the conductive connector 23.

Preferably, the conductive connector 23 is a screw.

Preferably, the contact has elasticity. The contact of the contact head and the grounding busbar on the bus duct is realized, so that the contact head with elasticity is conveniently contacted with the outer surface of the grounding busbar, the contact head has elasticity, flexible contact can be realized with the grounding busbar, the grounding busbar cannot be damaged, and the aim of protecting the grounding busbar is fulfilled.

Preferably, the contact is cylindrical. Of course, the shape of the contact may also be other shapes, such as a hemispherical structure.

Preferably, the ground contact finger 22 is provided in plurality. Thus, multi-point contact is realized, and poor contact is prevented.

Preferably, there are two grounding contact fingers 22, and the two grounding contact fingers 22 are symmetrically arranged at intervals.

Preferably, the elastic member is a spring.

Preferably, the conductive socket 21 and the grounding contact finger 22 are made of copper. The copper material has the advantages of high conductive reliability and good through-current capability.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a grounding assembly of jack box, characterized in that, includes ground connection main part (2), ground connection main part (2) including be used for with jack box (1) in ground conductor be connected electrically conductive seat (21) and be used for with the female ground connection who arranges elastic connection on the bus duct contact finger (22), ground connection contacts the one end of finger (22) and inlays and establish in electrically conductive seat (21), ground connection contacts the other end of finger (22) and salient in order to form the contact head in the upper surface of electrically conductive seat (21), ground connection contact the one end of finger (22) with it configures the elastic component that is used for making ground connection contact finger (22) elastic expansion between electrically conductive seat (21).

2. A grounding assembly for a jack box according to claim 1 wherein the bottom of the conductive socket (21) is provided with a conductive connector (23), the conductive connector (23) being adapted to connect to the grounding conductor.

3. A grounding assembly of a jack box according to claim 2 wherein said conductive base (21) is provided with a fixing hole, and one end of said conductive connecting member (23) is screwed into said fixing hole.

4. A grounding assembly for a jack box according to claim 2 wherein the conductive connector (23) is a screw.

5. The grounding assembly of a jack box of claim 1 wherein said contact is resilient.

6. The grounding assembly of a jack box of claim 5 wherein said contact is cylindrical.

7. A grounding assembly for a jack box according to claim 1 wherein said grounding finger (22) is provided in plurality.

8. A grounding assembly for a jack box according to claim 7 wherein there are two grounding fingers (22) and the two grounding fingers (22) are symmetrically spaced.

9. A grounding assembly for a jack box as claimed in claim 1 wherein said resilient member is a spring.

10. A grounding assembly for a jack box according to claim 1 wherein said conductive socket (21) and grounding contact finger (22) are copper.

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