CN214153229U

CN214153229U - Electric power earthing device that electric power engineering used

Info

Publication number: CN214153229U
Application number: CN202022588660.XU
Authority: CN
Inventors: 吴浩
Original assignee: Jianhu Tianchen Electric Industrial Co ltd; State Grid Jiangsu Electric Power Co Ltd Jianhu County Power Supply Branch; State Grid Corp of China SGCC; State Grid Jiangsu Electric Power Co Ltd; Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: Jianhu Tianchen Electric Industrial Co ltd; State Grid Jiangsu Electric Power Co Ltd Jianhu County Power Supply Branch; State Grid Corp of China SGCC; State Grid Jiangsu Electric Power Co Ltd; Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-09-07
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses an electric power earthing device for electric power engineering, the structure of which comprises a handle, a connecting rod, a shell, a punching machine, a punching rod and an earthing rod, the center of the lower side of the handle is fixedly connected with the upper end of the connecting rod, the upper surface of the shell is fixedly connected with the lower end of the connecting rod, the inside of the shell is fixedly provided with the punching machine, the lower end of the punching machine is provided with an opening, the punching rod is arranged on the opening of the punching machine, the punching machine can drive the punching rod to do vertical up-and-down translational motion, the lower end of the punching rod is provided with a cylindrical groove, the earthing rod comprises a rod body, an insulating layer, an earthing wire, a nut, a gasket, an electric lead, an electric conducting block and a conical drill bit, the earthing wire is provided with a section of vertical bending, one end of the earthing wire penetrates through the side surface of the rod body, the earthing wire is wrapped by the insulating layer, the other end of the earthing wire is fixedly connected with the upper surface of the electric conducting block, the upper surface of the conical drill bit is fixedly connected with the lower surface of the conductive block.

Description

Electric power earthing device that electric power engineering used

Technical Field

The utility model belongs to the technical field of power equipment, a electric power earthing device that electric power engineering used is related to.

Background

For operation and safety in power systems, it is often necessary to connect some parts of the power system and its electrical equipment to ground, which is ground. Ground in an electrical power system refers to the earth's conductive substance where the potential at any point conventionally takes the value 0. Ground is an electrically conductive connection (metallic connection) between a circuit (device) and earth or some conductor replacing earth. The grounding of the power system comprises high-voltage system grounding and low-voltage system grounding, and the low-voltage grounding system is divided into 5 modes including IT, TT, TN-C, TN-S and TN-C-S according to a grounding system.

In an electric power system, the use of the grounding device is very common, the grounding device in the prior art has certain defects, installation equipment is heavy and greatly influenced by a site, and a grounding rod and the installation equipment are integrated, so that the equipment consumption is high.

SUMMERY OF THE UTILITY MODEL

For the erection equipment that exists among the above-mentioned prior art of solution is heavier, receives the place to influence great, and the earthed pole is as an organic whole with erection equipment, the great scheduling problem of equipment consumption, the utility model provides a following technical scheme.

The utility model provides an electric power earthing device that electric power engineering used, its structure includes handle, connecting rod, shell, piercing press, punching rod, earthed pole, the center of handle downside and the upper end fixed connection of connecting rod, the lower extreme fixed connection of shell upper surface and connecting rod, the inside fixed mounting of shell has the piercing press, and the piercing press lower extreme has an opening, and the punching rod is installed on the piercing press opening, and the piercing press can drive the punching rod and be vertical up-and-down translation motion, the punching rod lower extreme has a cylindrical recess, and recess inner wall is equipped with the screw thread, screw thread upper end cross-sectional diameter with the recess cross-sectional diameter of punching rod equals, the earthed pole upper end be equipped with the screw thread that punching rod inner wall screw thread was decorated.

Further, the earth pole comprises the body of rod, insulating layer, earth connection, nut, gasket, conductor wire, conducting block, cone bit, the earth connection has one section vertically to buckle and one end to run through and go out from the side of the body of rod, the outer parcel of earth connection has the one deck insulating layer, the insulating layer will be good at the earth connection in the one end length that the body of rod runs through out at the earth connection, the insulating layer has a perforation hole at the position upside that is good at the earth connection, and the through hole inner wall has the screw thread, have the screw thread of decorating with insulating layer through hole screw thread on the nut, have the gasket of a curved surface on the insulating layer inner wall under the through hole, body of rod lower extreme fixed connection conducting block, the earth connection other end is connected with the last fixed surface of conducting block, cone bit's upper surface and the lower fixed surface of conducting block are connected.

Furthermore, the lower end of the nut is fixedly connected with a metal sheet, and the metal sheet is fixedly connected with the grounding wire.

Furthermore, a layer of rubber hand pad which increases the friction coefficient and has an insulation effect is arranged on the handle.

Further, the surface of the conical drill bit is provided with a vertical groove.

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

1. the grounding rod is separated from the installation equipment, and after the grounding rod is installed, the installation equipment can still be used continuously, so that the production consumption of the equipment is saved.

2. The utility model discloses simple to use, it is comparatively light, by the portable installation that can accomplish the earth bar of operating personnel.

3. The punching machine is adopted to provide power, so that the labor is saved.

Drawings

Fig. 1 is a schematic cross-sectional view of an electric grounding device for electric power engineering;

in the figure: 1. a grip; 2. a connecting rod; 3. a housing; 4. a punching machine; 5. punching a hole rod; 6. a ground rod; 61. a rod body; 62. An insulating layer; 63. a ground line; 64. a nut; 65. a gasket; 66. a conductive block; 67. a cone drill bit.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the present invention easy to understand, the following detailed description is made for the specific embodiments of the present invention with reference to the accompanying drawings.

As shown in figure 1, the utility model provides an electric grounding device for electric power engineering, which comprises a handle 1, a connecting rod 2, a shell 3, a punching machine 4, a punching rod 5 and a grounding rod 6, the center of the lower side of the handle 1 is fixedly connected with the upper end of the connecting rod 2, a layer of rubber hand pad which increases the friction coefficient and has the insulation effect is arranged on the handle 1, the upper surface of the shell 3 is fixedly connected with the lower end of the connecting rod 2, a punching machine 4 is fixedly arranged in the shell 3, an opening is arranged at the lower end of the punching machine 4, a punching rod 5 is arranged on the opening of the punching machine 4, the punching machine 4 can drive the punching rod 5 to do vertical up-and-down translational motion, the lower end of the punching rod 5 is provided with a cylindrical groove, the inner wall of the groove is provided with threads, the diameter of the section of the upper end of each thread is equal to that of the section of the groove of the punching rod 5, and the upper end of the grounding rod 6 is provided with threads matched with the threads of the inner wall of the punching rod 5. The grounding rod 6 comprises a rod body 61, an insulating layer 62, a grounding wire 63, a nut 64, a gasket 65, a conductive block 66 and a conical drill bit 67, wherein the grounding wire 63 is bent vertically, one end of the grounding wire is penetrated out from the side surface of the rod body 61, the outside of the grounding wire 63 is wrapped by a layer of insulating layer 62, the length of the end, penetrating out of the rod body 61, of the insulating layer 62 is longer than that of the grounding wire 63, the upper side of the part, which is longer than the grounding wire 63, of the insulating layer 62 is provided with a through hole, the inner wall of the through hole is provided with threads, the nut 64 is provided with threads matched with the threads of the through hole of the insulating layer 62, the lower end of the nut 64 is fixedly connected with a metal sheet, the metal sheet is fixedly connected with the grounding wire 63, the gasket with a curved surface is arranged on the inner wall of the insulating layer 62 right below the through hole, the lower end of the rod body 61 is fixedly connected with the conductive block 66, the other end of the grounding wire 63 is fixedly connected with the upper surface of the conductive block 66, the upper surface of the conical drill bit 67 is fixedly connected with the lower surface of the conductive block 66, and a vertical groove is formed in the surface of the conical drill bit 67.

The working principle is as follows: the staff screws the earth lug 6 and the punching rod 4 through the screw thread earlier, starts the piercing press 4 afterwards, and the punching rod 5 drives the earth lug 6 and does perpendicular up-and-down periodic motion, and the ground is bored under the drive of piercing press 4 to toper drill bit 67, inserts the earth lug 6 in the ground, unscrews the being connected of earth lug 6 and punching rod 5 afterwards, inserts one section of the ground connection circuit of the equipment that will need the ground connection in the opening of insulating layer 62 to make earth connection 63 and the conductive part contact of ground connection circuit, screws nut 64 afterwards, fixes the ground connection circuit, can accomplish the installation.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an electric power earthing device that electric power engineering used, its characterized in that structure includes handle, connecting rod, shell, piercing press, punching rod, earthing rod, the center of handle downside and the upper end fixed connection of connecting rod, the lower extreme fixed connection of shell upper surface and connecting rod, the inside fixed mounting of shell has the piercing press, and the piercing press lower extreme has an opening, and the punching rod is installed on the piercing press opening, and the piercing press can drive the punching rod and be vertical up-and-down translation motion, the punching rod lower extreme has a cylindrical recess, and the recess inner wall is equipped with the screw thread, screw thread upper end cross-sectional diameter with the recess cross-sectional diameter of punching rod equals, the earthing rod upper end be equipped with the screw thread that the punching rod inner wall screw thread was decorated.

2. An electric grounding device for electric power engineering as claimed in claim 1, wherein said grounding rod is composed of a rod body, an insulating layer, a grounding wire, a nut, a gasket, a conductive wire, a conductive block, a cone bit, the grounding wire is provided with a section of vertical bending, one end of the grounding wire penetrates out of the side surface of the rod body, the grounding wire is wrapped by an insulating layer, the length of one end of the insulating layer, which penetrates out of the rod body, of the grounding wire is longer than that of the grounding wire, a through hole is formed in the upper side of the part, which is longer than the grounding wire, of the insulating layer, threads are arranged on the inner wall of the through hole, the nut is provided with a thread which is matched with the thread of the through hole of the insulating layer, the inner wall of the insulating layer right below the through hole is provided with a gasket with a curved surface, the lower end of the rod body is fixedly connected with a conductive block, the other end of the grounding wire is fixedly connected with the upper surface of the conductive block, and the upper surface of the conical drill bit is fixedly connected with the lower surface of the conductive block.

3. An electric grounding device for electric power engineering as claimed in claim 2, wherein a metal plate is fixedly connected to the lower end of said nut, and said metal plate is fixedly connected to the grounding wire.

4. The power grounding device as claimed in claim 1, wherein the handle has a rubber hand pad for increasing friction coefficient and having insulation effect.

5. An electrical grounding device for electrical power engineering as claimed in claim 2 wherein the surface of said conical bit has vertical grooves.