CN210608502U

CN210608502U - Grounding box with good sealing performance

Info

Publication number: CN210608502U
Application number: CN201921854350.9U
Authority: CN
Inventors: 张璟; 孟建忠
Original assignee: Ningbo Donghao Electric Power Technology Co ltd
Current assignee: Ningbo Donghao Electric Power Technology Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-05-22
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a grounding box with good sealing performance, which comprises a grounding device and a grounding busbar, wherein the grounding busbar is arranged in the inner cavity of the grounding device, the grounding device comprises a grounding cover and a box body, the grounding cover is fixedly arranged at the upper end of the box body, four grounding wire ports are arranged on the outer wall of the box body in parallel, and the grounding wire ports are all communicated with the inner cavity of the box body; be equipped with the female arranging of ground connection in the inner chamber of box, the female arranging of ground connection includes that fixed plate, a plurality of ground wires connect defeated ware and gasket, and the installation of gasket makes the ground wire connect defeated ware installation more firm, and hexagon nut fixed connection is passed through on the inner wall of box at the both ends of fixed plate. The device has both improved the sealing performance of grounding box through being equipped with sealing coating, makes the grounding box possess certain insulating nature again to also promote the security performance of grounding box, prolonged the life of device, the cost is reduced.

Description

Grounding box with good sealing performance

Technical Field

The utility model relates to an earth connection case technical field specifically is an earth connection case that sealing performance is good.

Background

Electric power is a necessary resource in China, and the grounding box is an important accessory on the high-voltage cable and is key equipment for ensuring normal operation of power transmission. Traditional ground box adopts the structure of alternately interconnected clamp plate and single core messenger, needs two ground boxes to use together during the installation, and one is responsible for direct ground connection, and another protection ground connection for electric power transmission can be safe go on. However, the number of the grounding boxes required to be installed is increased, the occupied space is enlarged, and the cost is increased; meanwhile, the single-core lead cable has large wave impedance, so that the overvoltage level is high, the cable is easy to damage, and the national power transmission is in problem and serious economic loss is caused.

The existing grounding box is poor in most sealing performance, slightly simple in design structure, short of drying equipment, easy to wet in the box, incapable of giving an alarm to the static condition in time and poor in safety.

In order to solve the problems and the challenges, a grounding box with good sealing performance is provided, and the grounding box has the advantages of being good in sealing performance, novel in design, not prone to being wetted in the box, capable of giving an alarm to the static condition in time, good in safety and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grounding box that sealing performance is good, have that the leakproofness is good, novel in design, the incasement is difficult for moist, can in time give the warning to the static condition and advantage such as the security is better to it is poor to have solved the most leakproofness of traditional grounding box, and the project organization is slightly simple, lacks drying equipment, and the incasement is easy moist, can not in time give the warning to the static condition and the relatively poor problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a grounding box with good sealing performance comprises a grounding device and a grounding busbar, wherein the grounding busbar is arranged in an inner cavity of the grounding device, the grounding device comprises a grounding cover and a box body, the grounding cover is fixedly arranged at the upper end of the box body, four grounding wire ports are arranged on the outer wall of the box body in parallel, and the grounding wire ports are all communicated with the inner cavity of the box body; a grounding busbar is arranged in the inner cavity of the box body;

the grounding busbar comprises a fixing plate, a plurality of ground wire connecting and conveying devices and gaskets, the upper ends of the ground wire connecting and conveying devices are connected with fixing bolts, the fixing bolts are installed at the upper ends of the fixing plate through the gaskets, and the two ends of the fixing plate are fixedly connected to the inner wall of the box body through hexagon nuts.

Furthermore, a plurality of drying pipes are installed in the inner cavity of the box body, and the drying pipes are fixedly arranged on the surface of the inner wall of the box body and are not in contact connection with the grounding busbar.

Further, be equipped with electrostatic alarm in the inner chamber of box, install the static warning light on the outer wall of box, and electric connection between electrostatic alarm and the static warning light.

Further, install the ground lug on the outer wall of box, ground lug parallel arrangement has four, and its lower extreme all contacts ground.

Furthermore, the upper end face of the grounding cover is provided with a plurality of mounting screw holes, and the mounting screw holes are equal in size.

Furthermore, a sealing coating is arranged on the lower end face of the box body, the sealing coating is composed of a sealing material and an insulating material, and the sealing material is a polyurethane adhesive.

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

1. this grounding box that sealing performance is good is equipped with sealing coating at the lower terminal surface of box, and sealing coating comprises sealing material and insulating material, has both improved grounding box's sealing performance, makes grounding box possess certain insulating nature again to also promote grounding box's security performance, prolonged the life of device, the cost is reduced.

2. This grounding box that sealing performance is good installs a plurality of drying tubes in the inner chamber of box for the incasement remains dry environment throughout, avoids causing some incident even because the cable that leads to making moist is ageing rotten, has also improved the functionality and the practicality of device.

3. This grounding box that sealing performance is good is equipped with electrostatic alarm in the inner chamber of box, installs static warning light on the outer wall of box, and electric connection between electrostatic alarm and the static warning light for grounding box can send the warning in time when receiving electrostatic interference, has protected the device, has also reached the purpose of early warning.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the structure of the ground busbar of the present invention;

fig. 4 is an enlarged schematic view of the structure at a of the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the inner wall of the box body of the present invention.

In the figure: 1. a grounding device; 11. a ground cover; 111. mounting a screw hole; 12. a box body; 121. a ground wire port; 122. a drying tube; 123. an electrostatic alarm; 124. an electrostatic warning light; 125. a grounding lug; 126. a seal coat; 1261. a sealing material; 1262. an insulating material; 2. a grounding busbar; 21. a fixing plate; 211. a hexagonal nut; 22. the ground wire is connected with the output device; 221. fixing the bolt; 23. and (7) a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a grounding box with good sealing performance includes a grounding device 1 and a grounding busbar 2, the grounding busbar 2 is installed in an inner cavity of the grounding device 1, the grounding device 1 includes a grounding cover 11 and a box body 12, the grounding cover 11 is fixedly installed at the upper end of the box body 12, four grounding wire ports 121 are arranged in parallel on the outer wall of the box body 12, and the grounding wire ports 121 are all communicated with the inner cavity of the box body 12; a grounding busbar 2 is arranged in the inner cavity of the box body 12; a plurality of drying tubes 122 are installed in the inner cavity of the box body 12, and the drying tubes 122 are fixedly arranged on the inner wall surface of the box body 12 and are not in contact connection with the grounding busbar 2; an electrostatic alarm 123 is arranged in the inner cavity of the box body 12, an electrostatic early warning lamp 124 is arranged on the outer wall of the box body 12, and the electrostatic alarm 123 is electrically connected with the electrostatic early warning lamp 124; the outer wall of the box body 12 is provided with four grounding lugs 125, and the lower ends of the four grounding lugs 125 are all contacted with the ground; the upper end face of the grounding cover 11 is provided with a plurality of mounting screw holes 111, and the mounting screw holes 111 are equal in size. The drying tubes 122 are arranged, so that a dry environment is always kept in the box, the cable is prevented from aging and rotting due to damp, even some safety accidents are avoided, and the functionality and the practicability of the device are improved; through being equipped with electrostatic alarm 123, install static warning light 124 on the outer wall of box 12, and electric connection between electrostatic alarm 123 and the static warning light 124 for ground connection box can send out the warning in time when receiving electrostatic interference, has protected the device, has also reached the purpose of early warning.

Referring to fig. 3-4, a grounding box with good sealing performance, a grounding busbar 2 includes a fixing plate 21, a plurality of ground wire receivers 22 and a gasket 23, the upper end of the ground wire receiver 22 is connected with a fixing bolt 221, the fixing bolt 221 is installed at the upper end of the fixing plate 21 through the gasket 23, and two ends of the fixing plate 21 are fixedly connected to the inner wall of the box body 12 through a hexagon nut 211.

Referring to fig. 5, a grounding box with good sealing performance is provided, a sealing coating 126 is disposed on a lower end surface of a box body 12, the sealing coating 126 is composed of a sealing material 1261 and an insulating material 1262, and the sealing material 1261 is a polyurethane adhesive. Through being equipped with seal coating 126, both improved the sealing performance of ground connection case, made the ground connection case possess certain insulating nature again to also promote the security performance of ground connection case, prolonged the life of device, the cost is reduced.

In summary, the following steps: according to the grounding box with good sealing performance, the grounding cover 11 is fixedly arranged at the upper end of the box body 12, four grounding wire ports 121 are arranged on the outer wall of the box body 12 in parallel, and the grounding wire ports 121 are all communicated with the inner cavity of the box body 12; a grounding busbar 2 is arranged in the inner cavity of the box body 12; the upper end of the ground wire receiver 22 is connected with a fixing bolt 221, the fixing bolt 221 is installed at the upper end of the fixing plate 21 through a gasket 23, and two ends of the fixing plate 21 are fixedly connected to the inner wall of the box body 12 through a hexagon nut 211; the sealing coating 126 is arranged on the lower end face of the box body 12, and the sealing coating 126 consists of the sealing material 1261 and the insulating material 1262, so that the sealing performance of the grounding box is improved, the grounding box has certain insulating performance, the safety performance of the grounding box is improved, the service life of the device is prolonged, and the cost is reduced; the drying pipes 122 are arranged in the inner cavity of the box body 12, so that a dry environment is always kept in the box, the cable is prevented from aging and rotting due to damp, even some safety accidents are avoided, and the functionality and the practicability of the device are improved; be equipped with electrostatic alarm 123 in the inner chamber of box 12, install static warning light 124 on the outer wall of box 12, and electric connection between electrostatic alarm 123 and the static warning light 124 for ground connection box can send out the warning in time when receiving electrostatic interference, has protected the device, has also reached the purpose of early warning.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grounding box that sealing performance is good, includes that earthing device (1) and ground connection are female arranges (2), installs ground connection female arranging (2), its characterized in that in the inner chamber of earthing device (1): the grounding device (1) comprises a grounding cover (11) and a box body (12), wherein the grounding cover (11) is fixedly arranged at the upper end of the box body (12), four grounding wire ports (121) are arranged on the outer wall of the box body (12) in parallel, and the grounding wire ports (121) are communicated with the inner cavity of the box body (12); a grounding busbar (2) is arranged in the inner cavity of the box body (12);

the grounding busbar (2) comprises a fixing plate (21), a plurality of ground wire connecting devices (22) and gaskets (23), the upper ends of the ground wire connecting devices (22) are connected with fixing bolts (221), the fixing bolts (221) are installed at the upper ends of the fixing plate (21) through the gaskets (23), and the two ends of the fixing plate (21) are fixedly connected to the inner wall of the box body (12) through hexagon nuts (211).

2. The grounding box with good sealing performance of claim 1, wherein: a plurality of drying tubes (122) are installed in the inner cavity of the box body (12), and the drying tubes (122) are fixedly arranged on the surface of the inner wall of the box body (12) and are not in contact connection with the grounding busbar (2).

3. The grounding box with good sealing performance of claim 1, wherein: an electrostatic alarm (123) is arranged in the inner cavity of the box body (12), an electrostatic early warning lamp (124) is installed on the outer wall of the box body (12), and the electrostatic alarm (123) is electrically connected with the electrostatic early warning lamp (124).

4. The grounding box with good sealing performance of claim 1, wherein: the outer wall of the box body (12) is provided with four grounding lugs (125), and the lower ends of the four grounding lugs (125) are in contact with the ground.

5. The grounding box with good sealing performance of claim 1, wherein: the upper end face of the grounding cover (11) is provided with a plurality of mounting screw holes (111), and the mounting screw holes (111) are equal in size.

6. The grounding box with good sealing performance of claim 1, wherein: the lower end face of the box body (12) is provided with a sealing coating (126), the sealing coating (126) is composed of a sealing material (1261) and an insulating material (1262), and the sealing material (1261) is polyurethane adhesive.