CN213212399U

CN213212399U - Grounding high-current device

Info

Publication number: CN213212399U
Application number: CN202022573574.1U
Authority: CN
Inventors: 张亚楠
Original assignee: Lok Industrial Technology Tianjin Co ltd
Current assignee: Lok Industrial Technology Tianjin Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-05-14
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a ground connection heavy current device, including upper contact plate and lower contact plate, the upper contact plate with the lower contact plate is the circular plate that the level was placed, the lower terminal surface of upper contact plate is fixed on the up end of lower contact plate, the central point of upper contact plate with the central point of lower contact plate is located same vertical on-line, be equipped with through-hole A and recess on the upper contact plate, be equipped with through-hole B on the lower contact plate, through-hole B run through in the up end and the lower terminal surface of lower contact plate, through-hole B is circular through-hole, through-hole B with the lower contact plate is concentric, through-hole B's transverse cross section diameter with the transverse cross section diameter of recess is the same. The device is simple in structure, the conductive quantity of the device is large due to the fact that the conductive area of the device is large, and the grounding device is prevented from being damaged.

Description

Grounding high-current device

Technical Field

The utility model relates to a grounding device field, concretely relates to ground connection heavy current device.

Background

In the fields of ocean engineering, shipbuilding at home and abroad and the construction of military warships, equipment needs to be grounded when in use so as to avoid the danger caused by overlarge current and burning of the equipment due to short circuit of the equipment. However, the traditional grounding device using the steel nail has a limited conductive contact area, so that the current flowing in the wire of the grounding device is large, the wire is easy to burn and danger occurs.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a grounded high current device.

According to the technical scheme provided by the embodiment of the application, the grounding large current device comprises an upper contact plate and a lower contact plate, wherein the upper contact plate and the lower contact plate are both horizontally placed circular plates, the lower end surface of the upper contact plate is fixed on the upper end surface of the lower contact plate, the central point of the upper contact plate and the central point of the lower contact plate are positioned on the same vertical line,

the upper contact plate is provided with a through hole A and a groove, the through hole A is a circular through hole, the through hole A penetrates through the upper end surface and the lower end surface of the upper contact plate, the through hole A is concentric with the upper contact plate,

the groove is a cylindrical groove, the groove is positioned on the lower end surface of the upper contact plate, the upper end surface of the groove is positioned below the upper end surface of the upper contact plate, the lower end surface of the groove and the lower end surface of the upper contact plate are positioned on the same horizontal plane, the groove and the upper contact plate are concentric,

be equipped with through-hole B on the lower contact plate, through-hole B run through in the up end and the lower terminal surface of lower contact plate, through-hole B is circular through-hole, through-hole B with the contact plate is concentric down, through-hole B's transverse section diameter with the transverse section diameter of recess is the same.

The utility model discloses in, through-hole A's transverse section diameter is less than the transverse section diameter of recess.

The utility model discloses in, go up the contact plate with the lower contact plate is the steel material.

The utility model discloses in, the transverse section diameter of lower contact plate is greater than the transverse section diameter of upper contact plate.

The utility model discloses in, through-hole A's the centre of a circle of recess with through-hole B's the centre of a circle is located same vertical line.

The utility model discloses in, go up the contact plate with lower contact plate is the integrated into one piece structure.

To sum up, the beneficial effect of this application: the device is simple in structure, the conductive quantity of the device is large due to the fact that the conductive area of the device is large, and the grounding device is prevented from being damaged.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic perspective view of the overall device of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall device of the present invention;

fig. 3 is a schematic cross-sectional structure view of the upper contact plate of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the lower contact plate of the present invention.

Reference numbers in the figures: an upper contact plate-1; a through hole A-1.1; groove-1.2; a lower contact plate-2; and (4) a through hole B-2.1.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 and 2, the grounding large current device comprises an upper contact plate 1 and a lower contact plate 2, wherein the upper contact plate 1 and the lower contact plate 2 are circular plates which are horizontally placed, the lower end surface of the upper contact plate 1 is fixed on the upper end surface of the lower contact plate 2, the central point of the upper contact plate 1 is located on the same vertical line with the central point of the lower contact plate 2, and the upper contact plate 1 and the lower contact plate 2 are made of steel materials. The transverse cross-sectional diameter of the lower contact plate 2 is greater than the transverse cross-sectional diameter of the upper contact plate 1. The circle center of the through hole A1.1, the circle center of the groove 1.2 and the circle center of the through hole B2.1 are located on the same vertical line. The upper contact plate 1 and the lower contact plate 2 are of an integrally formed structure.

As shown in fig. 3, a through hole a1.1 and a groove 1.2 are provided on the upper contact plate 1, the through hole a1.1 is a circular through hole, the through hole a1.1 penetrates through the upper end surface and the lower end surface of the upper contact plate 1, the through hole a1.1 is concentric with the upper contact plate 1, the groove 1.2 is a cylindrical groove, the groove 1.2 is located on the lower end surface of the upper contact plate 1, the upper end surface of the groove 1.2 is located below the upper end surface of the upper contact plate 1, the lower end surface of the groove 1.2 and the lower end surface of the upper contact plate 1 are located on the same horizontal plane, the groove 1.2 is concentric with the upper contact plate 1, and the transverse cross-sectional diameter of the through hole a1.1 is smaller than the transverse cross-sectional diameter of the groove 1.2.

As shown in fig. 4, be equipped with through-hole B2.1 on the lower contact plate 2, through-hole B2.1 run through in the up end and the lower terminal surface of lower contact plate 2, through-hole B2.1 is circular through-hole, through-hole B2.1 with lower contact plate 2 is concentric, through-hole B2.1's transverse section diameter with recess 1.2's transverse section diameter is the same.

Example 1: go up contact plate 1 with lower contact plate 2 is the integrated into one piece structure, it fixes to go up contact plate 1 the up end of lower contact plate 2.

Example 2: during the use, pass through the connection of electric lines earthing device with this application device, when earthing device takes place the short circuit, the heavy current will be electrically conductive through this application device, prevents that the device from damaging because of passing through the electric current is great.

The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The grounding large-current device is characterized in that: comprises an upper contact plate (1) and a lower contact plate (2), wherein the upper contact plate (1) and the lower contact plate (2) are horizontally arranged circular plates, the lower end surface of the upper contact plate (1) is fixed on the upper end surface of the lower contact plate (2), the central point of the upper contact plate (1) and the central point of the lower contact plate (2) are positioned on the same vertical line,

the upper contact plate (1) is provided with a through hole A (1.1) and a groove (1.2), the through hole A (1.1) is a circular through hole, the through hole A (1.1) penetrates through the upper end surface and the lower end surface of the upper contact plate (1), the through hole A (1.1) is concentric with the upper contact plate (1),

the groove (1.2) is a cylindrical groove, the groove (1.2) is positioned on the lower end face of the upper contact plate (1), the upper end face of the groove (1.2) is positioned below the upper end face of the upper contact plate (1), the lower end face of the groove (1.2) and the lower end face of the upper contact plate (1) are positioned on the same horizontal plane, the groove (1.2) and the upper contact plate (1) are concentric,

be equipped with through-hole B (2.1) on lower contact plate (2), through-hole B (2.1) run through in the up end and the lower terminal surface of lower contact plate (2), through-hole B (2.1) are circular through-hole, through-hole B (2.1) with lower contact plate (2) are concentric, the transverse section diameter of through-hole B (2.1) with the transverse section diameter of recess (1.2) is the same.

2. The grounded high current device of claim 1, wherein: the transverse section diameter of the through hole A (1.1) is smaller than that of the groove (1.2).

3. The grounded high current device of claim 1, wherein: the upper contact plate (1) and the lower contact plate (2) are made of steel materials.

4. The grounded high current device of claim 1, wherein: the transverse section diameter of the lower contact plate (2) is larger than that of the upper contact plate (1).

5. The grounded high current device of claim 1, wherein: the circle center of the through hole A (1.1), the circle center of the groove (1.2) and the circle center of the through hole B (2.1) are located on the same vertical line.

6. The grounded high current device of claim 1, wherein: the upper contact plate (1) and the lower contact plate (2) are of an integrally formed structure.