CN210200971U

CN210200971U - Earthing device for electrical engineering

Info

Publication number: CN210200971U
Application number: CN201921466596.9U
Authority: CN
Inventors: Jianhua Sun; 孙建华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-03-27
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to the technical field of electrical engineering, specifically disclose a grounding device for electrical engineering, the fixed surface of grounding body is connected with the welding strip, the fixed surface of grounding body is connected with the bottom plate, the top surface of bottom plate is fixedly connected with the backing plate, the top surface of backing plate is fixedly connected with the bottom, the screw hole has all been seted up on the surface of bottom plate, backing plate and bottom, and the inner wall screw thread of screw hole is connected with the screw, the top surface screw thread of bottom is connected with the top cap, the top surface of top cap has been seted up the round hole, the inner wall fixed connection of round; the utility model discloses a top cap and bottom, in earthing device is in the underground for a long time or in the environment of dark, humidity, at underground sealed bottom and top cap, can prevent water or the chemical direct corrosion welding strip and the earth connection of soil the inside, the drier of top cap department installation has also absorbed inside moisture for earth connection and welding strip are difficult to rust, have prolonged earthing device's life, have reached protection earthing device's effect.

Description

Earthing device for electrical engineering

Technical Field

The utility model relates to an electrical engineering technical field, concretely relates to earthing device for electrical engineering.

Background

The grounding device is the sum of a grounding body and a grounding wire, a part of electrical equipment is well electrically connected with the ground to be called as grounding, and a metal conductor or a metal conductor group which is directly contacted with the ground soil is called as a grounding body; the metal conductor connecting the grounding part of the electrical equipment and the grounding body is called a grounding wire; the ground lead-in wire is a connecting wire between the ground collector and the ground body.

The grounding device is an important component in a grounding system, the grounding device directly influences the grounding (lightning protection grounding, working grounding and anti-static grounding) effect, the existing grounding device is in the underground or dark and humid environment for a long time, water and chemical substances in soil are easy to corrode a ground down lead, a connecting screw and a welding head of the ground down lead, and therefore the service life of the grounding device can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an earthing device for electrical engineering is in underground or in the dark, moist environment for a long time when earthing device, has the advantage of protection ground connection downlead and connecting screw and soldered connection, has solved ground downlead and connecting screw and soldered connection and has taken place to corrode to can influence earthing device's life's problem.

The utility model discloses a grounding device for electrical engineering, the fixed surface of the grounding body is connected with the welding strip, the fixed surface of the grounding body is connected with the bottom plate, the top surface fixedly connected with backing plate of bottom plate, the top surface fixedly connected with bottom of backing plate, the bottom plate, the screw hole has all been seted up on the surface of backing plate and bottom, and the inner wall threaded connection of screw hole has the screw, the top surface threaded connection of bottom has the top cap, the round hole has been seted up to the top surface of top cap, the inner wall fixedly connected with metal copper pipe of round hole, the fixed surface of metal copper pipe is connected with the sealing strip, the surface of sealing strip is connected with the surface activity of top cap, the inner wall fixedly connected with inoxidizing coating of metal copper pipe, the inner wall.

The utility model discloses a grounding device for electrical engineering, wherein the inner wall fixedly connected with snap ring of top cap, the fixed surface of snap ring is connected with dry bag, and the inside of dry bag is provided with the silica gel drier, and the quantity of dry bag is two bags.

The utility model discloses a grounding device for electrical engineering, wherein the surface of bottom, screw and top cap has all been spouted the anticorrosive paint of rubber resin.

The utility model discloses a grounding device for electrical engineering, wherein the fixed surface of copper metal pipe is connected with heat conduction silica gel piece, the surface of heat conduction silica gel piece and the surface overlap joint of dry bag.

The utility model discloses a grounding device for electrical engineering, wherein the venthole has been seted up on the surface of metal copper pipe, and sixty degrees contained angle is personally submitted with the level to the inner wall of venthole.

The utility model discloses a grounding device for electrical engineering, wherein the backing plate is a butyronitrile and glues to form, and the shape of backing plate top surface is back the font.

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

1. the utility model discloses a top cap and bottom, in earthing device is in the underground for a long time or in the environment of dark, humidity, at underground sealed bottom and top cap, can prevent water or the chemical direct corrosion welding strip and the earth connection of soil the inside, the drier of top cap department installation has also absorbed inside moisture for earth connection and welding strip are difficult to rust, have prolonged earthing device's life, have reached protection earthing device's effect.

2. The utility model discloses a copper tube, when the weather is hot, the copper tube that receives sunshine and shines can pass the heat to the drying bag along heat conduction silica gel, and the heat can be absorbed to wetted drying bag to convert moisture into steam and flow out from the aperture, reached the effect of used repeatedly drying bag.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top-down structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a ground body; 2. welding the strips; 3. a base plate; 4. a base plate; 5. a bottom cover; 6. a screw hole; 7. a screw; 8. a top cover; 9. a circular hole; 10. a metal copper tube; 11. a protective layer; 12. a ground line; 13. a snap ring; 14. drying the bag; 15. a thermally conductive silicone block; 16. air holes; 17. and (6) closing the strip.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, a grounding device for electrical engineering, comprising a grounding body 1, a welding strip 2 fixedly connected to the surface of the grounding body 1, a bottom plate 3 fixedly connected to the surface of the grounding body 1, a backing plate 4 fixedly connected to the top surface of the bottom plate 3, a bottom cover 5 fixedly connected to the top surface of the backing plate 4, screw holes 6 formed on the surfaces of the bottom plate 3, the backing plate 4 and the bottom cover 5, screws 7 connected to the inner walls of the screw holes 6 in a threaded manner, a top cover 8 connected to the top surface of the bottom cover 5 in a threaded manner, a circular hole 9 formed on the top surface of the top cover 8, a copper tube 10 fixedly connected to the inner wall of the circular hole 9, a sealing strip 17 fixedly connected to the surface of the bottom cover 5, a protective layer 11 movably connected to the surface of the top cover 8, a grounding wire 12 fixedly connected to the inner wall of the copper tube 10, the bottom end of the metal copper pipe 10 is fixedly connected with the top surface of the welding strip 2, when the grounding device is located underground or in a dark and humid environment for a long time, the underground sealed bottom cover 5 and the top cover 8 can prevent water or chemical substances in soil from directly corroding the welding strip 2 and the grounding wire 12, the service life of the grounding device is prolonged, and the effect of protecting the grounding device is achieved.

Inner wall fixedly connected with snap ring 13 of top cap 8, the fixed surface of snap ring 13 is connected with drying bag 14, and drying bag 14's inside is provided with the silica gel drier, and drying bag 14's quantity is two bags, and the silica gel drier of top cap 8 department installation has absorbed inside moisture, but reuse behind the silica gel drier drying for earth connection 12 and welding strip 2 are difficult to rust.

The surfaces of the bottom cover 5, the screw 7 and the top cover 8 are all sprayed with rubber resin anticorrosive paint, the plasticity, the reactivity and the chemical stability of the rubber resin anticorrosive paint are high, and the corrosion of chemical substances in soil to the bottom cover 5 and the top cover 8 is slowed down.

The fixed surface of copper tube 10 is connected with heat conduction silica gel block 15, and the surface overlap joint of heat conduction silica gel block 15 and dry bag 14, copper tube 10 is better with the heat conductivity of heat conduction silica gel block 15, can be to the heat maximize convey to dry bag 14.

The surface of the metal copper pipe 10 is provided with the air outlet 16, and the inner wall of the air outlet 16 forms a sixty-degree included angle with the horizontal plane, so that external liquid is prevented from flowing into the bottom cover 5, and water vapor inside the bottom cover 5 can flow out of the air hole 16.

The backing plate 4 is composed of butyronitrile rubber, the shape of the top surface of the backing plate 4 is in a shape like a Chinese character 'hui', the sealing performance of the backing plate 4 made of the butyronitrile rubber is better, and materials are saved due to the shape like the Chinese character 'hui'.

When the utility model is used, when the grounding device is in the underground or in the dark and humid environment for a long time, the corrosion of acid soil to the bottom cover 5 and the top cover 8 can be slowed down through the sprayed rubber resin anticorrosive paint on the bottom cover 5 and the top cover 8 in the underground sealing, the direct contact of chemical substances and water in the soil with the welding strip 2 and the grounding wire 12 is also avoided by the bottom cover 5 and the top cover 8, meanwhile, the silica gel drying agent arranged at the top cover 8 can absorb internal moisture, the humidity in the bottom cover 5 and the top cover 8 is reduced, when the weather is hot, the metal copper tube 10 irradiated by sunlight can transfer the absorbed heat to the drying bag 14 along the heat-conducting silica gel block 15, and the wet drying bag 14 can absorb the heat, thereby converting the moisture into the moisture to flow out from the air hole 16, the effect of reusing the drying bag 14 is achieved, thereby the grounding wire 12 and the welding strip 2 are difficult to rust, the service life of the grounding device is prolonged.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a grounding device for electrical engineering, includes grounding body (1), its characterized in that: the surface of the grounding body (1) is fixedly connected with a welding strip (2), the surface of the grounding body (1) is fixedly connected with a bottom plate (3), the top surface of the bottom plate (3) is fixedly connected with a backing plate (4), the top surface of the backing plate (4) is fixedly connected with a bottom cover (5), screw holes (6) are formed in the surfaces of the bottom plate (3), the backing plate (4) and the bottom cover (5), screws (7) are connected to the inner wall of the screw holes (6) in a threaded manner, a top cover (8) is connected to the top surface of the bottom cover (5) in a threaded manner, a round hole (9) is formed in the top surface of the top cover (8), a metal copper pipe (10) is fixedly connected to the inner wall of the round hole (9), a sealing strip (17) is fixedly connected to the surface of the metal copper pipe (10), the surface of the sealing strip (17) is movably connected with the surface of, the inner wall fixedly connected with earth connection (12) of inoxidizing coating (11), the bottom of metal copper pipe (10) and the top surface fixed connection of welding strip (2).

2. The grounding device for electrical engineering according to claim 1, wherein: the inner wall fixedly connected with snap ring (13) of top cap (8), the fixed surface of snap ring (13) is connected with drying bag (14), the inside of drying bag (14) is provided with the silica gel drier, just the quantity of drying bag (14) is two bags.

3. The grounding device for electrical engineering according to claim 1, wherein: and rubber resin anticorrosive paint is sprayed on the surfaces of the bottom cover (5), the screw (7) and the top cover (8).

4. The grounding device for electrical engineering according to claim 1, wherein: the surface of the metal copper pipe (10) is fixedly connected with a heat-conducting silica gel block (15), and the surface of the heat-conducting silica gel block (15) is lapped with the surface of the drying bag (14).

5. The grounding device for electrical engineering according to claim 1, wherein: the surface of the metal copper pipe (10) is provided with an air outlet (16), and the inner wall of the air outlet (16) forms a sixty-degree included angle with the horizontal plane.

6. The grounding device for electrical engineering according to claim 1, wherein: the base plate (4) is composed of nitrile rubber, and the top surface of the base plate (4) is in a shape of a Chinese character 'hui'.