CN220672869U

CN220672869U - DC grounding system device

Info

Publication number: CN220672869U
Application number: CN202321984633.1U
Authority: CN
Inventors: 史政平; 周金章; 谭彬; 史巧红
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-03-26
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a direct current grounding system device, which relates to the technical field of grounding devices and aims at the problems that the existing grounding device is exposed outside for a long time and lacks protection to cause corrosion at an interface, potential safety hazards are caused by losing the grounding effect, and only one cable can be connected for grounding, and a plurality of grounding devices are required to be installed for different cables, so that later maintenance is inconvenient. According to the utility model, the connecting component and the grounding component are arranged in the insulating box, so that a plurality of cables can be fixed in the insulating box and grounded, the corrosion of the cable end part is effectively avoided, the disassembly and the maintenance are convenient, and the service life is prevented from being influenced by the overhigh temperature of the fixed part of the cable through the arranged cooling component.

Description

DC grounding system device

Technical Field

The utility model relates to the technical field of grounding devices, in particular to a direct current grounding system device.

Background

The grounding device is a generic term for a ground electrode buried under the ground and a connection wire from the ground electrode to the equipment, and the grounding of the electrical equipment can be divided into: working grounding, lightning protection grounding, protection grounding and instrument control grounding.

The prior art can refer to the Chinese patent with the publication number of CN218498391U, and discloses a grounding device, which comprises an upper section of flexible graphene cable and a lower section of flexible graphene cable, wherein a flexible graphene resistance-reducing grounding bag is arranged between the flexible graphene cables at two ends, a mounting block is arranged at the lower side of the flexible graphene cable, a connecting part and an earth-boring part which are convenient for driving the flexible graphene cable into the ground are arranged on the mounting block, and the grounding device still has some defects when in use.

Firstly, the interface is rusted due to the fact that the interface is exposed outside for a long time and lack of protection, and potential safety hazards are caused due to the fact that the grounding effect is lost;

secondly, only one cable can be connected for grounding, and a plurality of grounding devices are required to be installed for different cables, so that later maintenance is inconvenient.

Accordingly, a dc ground system apparatus is now provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the direct current grounding system device, by arranging the connecting component and the grounding component in the insulating box, a plurality of cables can be fixed in the insulating box and grounded at the same time, the corrosion of the end parts of the cables is effectively avoided, the disassembly and the maintenance are convenient, the service life of the fixed parts of the cables is prevented from being influenced due to overhigh temperature through the arranged cooling component, the defects of the prior art are overcome, the problems that the interface part is corroded due to the fact that the existing grounding device is exposed outside for a long time and lacks protection, the potential safety hazard is caused due to the fact that the grounding effect is lost, and only one cable can be connected for grounding are solved, and the plurality of grounding devices are required to be installed for different cables, so that the subsequent maintenance is inconvenient are solved.

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

the utility model provides a direct current grounding system device, includes the insulation box, coupling assembling is installed to the bottom of insulation box, and coupling assembling is connected with grounding subassembly, the internally mounted of insulation box has the cooling subassembly, the side door is installed to one side of insulation box, and the through wires hole has been seted up to one side of the bottom of insulation box, and one side four corners department that the through wires hole has been seted up to the insulation box all is provided with the installation foot.

Through foretell scheme, through setting up coupling assembling and grounding subassembly in insulating case, can fix many cables and carry out the ground connection in insulating case simultaneously, not only effectually avoid cable end corrosion, and convenient to detach maintains, through the cooling subassembly that sets up, can prevent that the fixed part temperature of cable from being too high and influencing life.

Preferably, the connecting assembly comprises a conductive disc, wherein U-shaped cards distributed at equal intervals are fixed on the side of the upper end of the conductive disc, and fastening bolts are screwed at the horizontal ends of the U-shaped cards.

Through foretell scheme, through placing the cable tip that needs ground connection in U type card, utilize the instrument to screw up fastening bolt can fix the cable tip on electrically conductive disc, can once only fix many cables.

Preferably, the grounding assembly comprises a metal sleeve connected to the lower end of the conductive disc, the lower end of the inside of the insulation box is connected with a limiting column, the top of the limiting column is inserted into the metal sleeve, the lower end of the limiting column is connected with a grounding column, and the lower end of the grounding column extends from the lower end of the insulation box to the outside of the insulation box.

Through foretell scheme, through with metal sleeve cover on spacing post, can realize the quick installation to electrically conductive disc, and convenient dismantlement is maintained.

Preferably, the limit post and the metal sleeve are provided with communicated threaded holes, and the two threaded holes are in threaded connection with fixing bolts.

Through foretell scheme, guarantee the stability of being connected of metal sleeve and spacing post, prevent metal sleeve and spacing post and drop.

Preferably, the cooling assembly comprises a fixing plate arranged above one side of the inner wall of the insulation box, a cooling fan is arranged in a mounting hole on the fixing plate, and the fixing plate is positioned above the connecting assembly.

Through foretell scheme, blow conductive disc through opening radiator fan, guarantee the timely cooling of fixed part to the cable, prevent that the high temperature from influencing life.

Preferably, an air inlet is formed in the upper portion of the side door, a dust filtering net is installed at the air inlet, and an air outlet is formed in the lower end of the insulating box.

Through foretell scheme, guarantee to ventilate smoothly, avoid impurity entering insulation box through the dust filter net that sets up, guaranteed the security.

The beneficial effects of the utility model are as follows:

1. the end parts of a plurality of cables can be simultaneously penetrated into the insulation box from the threading holes, the end parts of the plurality of cables are respectively placed in the plurality of U-shaped cards, the end parts of the cables can be fixed on the conductive disc by tightening the fastening bolts through the tool, the plurality of cables can be fixed at one time, and the grounding can be realized by connecting the grounding column to the ground.

2. Through opening radiator fan and blowing to electrically conductive disc, guarantee the timely cooling of fixed part to the cable, prevent that the high temperature from influencing life.

To sum up, through setting up coupling assembling and grounding subassembly in the insulation can, can fix many cables and carry out the ground connection in the insulation can simultaneously, not only effectually avoid cable tip corrosion, and convenient to detach maintains, through the cooling subassembly of setting, can prevent that the fixed part temperature of cable from being too high and influencing life.

Drawings

Fig. 1 is a schematic perspective view of a first view angle of a dc grounding system device according to the present utility model.

Fig. 2 is a schematic perspective view of a first view angle of a dc grounding system device according to the present utility model.

Fig. 3 is a schematic diagram of an internal structure of a dc grounding system device according to the present utility model.

In the figure: 1. an insulation box; 2. a mounting foot; 3. a heat radiation fan; 4. an air inlet; 5. a side door; 6. a fixing plate; 7. a conductive disc; 8. a threading hole; 9. an air outlet; 10. a grounding column; 11. a limit column; 12. a metal sleeve; 13. a fixing bolt; 14. a U-shaped card; 15. and (5) fastening a bolt.

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.

1, referring to fig. 1-3, a dc grounding system device includes an insulation box 1, a side door 5 is installed on one side of the insulation box 1, a threading hole 8 is formed on one side of the bottom of the insulation box 1, and mounting feet 2 are respectively arranged at four corners of one side of the insulation box 1 where the threading hole 8 is formed;

the bottom of the insulation box 1 is provided with a connecting component, the connecting component comprises a conductive disc 7, U-shaped cards 14 distributed at equal distance are fixed on the side of the upper end edge of the conductive disc 7, and the horizontal end of the U-shaped cards 14 is in threaded connection with a fastening bolt 15;

the cable ends to be grounded are placed in the U-shaped clamp 14, the cable ends can be fixed on the conductive disc 7 by tightening the fastening bolts 15 by using a tool, and a plurality of cables can be fixed at one time;

the connecting assembly is connected with the grounding assembly, the grounding assembly comprises a metal sleeve 12 connected to the lower end of the conductive disc 7, a limiting column 11 is connected to the lower end of the inside of the insulation box 1, the top of the limiting column 11 is inserted into the metal sleeve 12, the lower end of the limiting column 11 is connected with a grounding column 10, and the lower end of the grounding column 10 extends from the lower end of the insulation box 1 to the outside of the insulation box 1.

Through the sleeve 12 of metal is overlapped on spacing post 11, can realize the quick installation to electrically conductive disc 7, and conveniently dismantle and maintain.

The limiting column 11 and the metal sleeve 12 are provided with communicated threaded holes, and the two threaded holes are in threaded connection with fixing bolts 13.

The stability of the connection between the metal sleeve 12 and the limit post 11 is ensured, and the metal sleeve 12 and the limit post 11 are prevented from falling off;

the internally mounted of insulation case 1 has the cooling subassembly, and the cooling subassembly is including installing the fixed plate 6 in insulation case 1 inner wall one side top, installs radiator fan 3 in the mounting hole on the fixed plate 6, and fixed plate 6 is located coupling assembling's top.

Through opening radiator fan 3 to blow to electrically conductive disc 7, guarantee the timely cooling to the fixed part of cable, prevent that the high temperature from influencing life.

An air inlet 4 is formed above the side door 5, a dust filtering net is arranged at the air inlet 4, and an air outlet 9 is formed at the lower end of the insulating box 1.

Ensure smooth ventilation, avoid impurity entering insulation box 1 through the dust filter screen that sets up, guaranteed the security.

Working principle: the end parts of a plurality of cables can be simultaneously penetrated into the insulation box 1 from the threading holes, the end parts of the cables are respectively placed in the U-shaped clamps 14, the end parts of the cables can be fixed on the conductive disc 7 by tightening the fastening bolts 15 by using tools, the cables can be fixed at one time, the grounding can be realized by connecting the grounding column 10 to the ground, the quick installation of the conductive disc 7 can be realized by sleeving the metal sleeve 12 on the limiting column 11 and tightening the fixing bolts 13, the disassembly and maintenance are convenient, the conductive disc 7 is blown by starting the cooling fan 3, the timely cooling of the fixing position of the cables is ensured, and the service life is prevented from being influenced by overhigh temperature.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a direct current grounding system device, includes insulation case (1), its characterized in that, coupling assembling is installed to the bottom of insulation case (1), and coupling assembling is connected with grounding subassembly, the internally mounted of insulation case (1) has cooling subassembly, side door (5) are installed to one side of insulation case (1), and through wires hole (8) have been seted up to one side of the bottom of insulation case (1), and one side four corners department that through wires hole (8) have all been provided with installation foot (2) are seted up to insulation case (1).

2. A direct current grounding system device according to claim 1, characterized in that the connecting assembly comprises a conductive disc (7), wherein the side of the upper end of the conductive disc (7) is fixedly provided with equidistantly distributed U-shaped cards (14), and the horizontal end of the U-shaped card (14) is in threaded connection with a fastening bolt (15).

3. A direct current grounding system arrangement according to claim 2, characterized in that the grounding assembly comprises a metal sleeve (12) connected to the lower end of the conductive disc (7), the lower end of the inner part of the insulation box (1) is connected with a limit post (11), the top of the limit post (11) is inserted into the metal sleeve (12), the lower end of the limit post (11) is connected with a grounding post (10), and the lower end of the grounding post (10) extends from the lower end of the insulation box (1) to the outside of the insulation box (1).

4. A dc grounding system according to claim 3, characterized in that the limiting post (11) and the metal sleeve (12) are provided with threaded holes which are communicated with each other, and the two threaded holes are screwed with fixing bolts (13).

5. A direct current grounding system according to claim 1, characterized in that the cooling assembly comprises a fixing plate (6) arranged above one side of the inner wall of the insulation box (1), the cooling fan (3) is arranged in a mounting hole on the fixing plate (6), and the fixing plate (6) is arranged above the connecting assembly.

6. The direct current grounding system device according to claim 5, wherein an air inlet (4) is formed above the side door (5), a dust filtering net is installed at the air inlet (4), and an air outlet (9) is formed at the lower end of the insulation box (1).