CN218101726U

CN218101726U - Grounding device of power plant electrical equipment

Info

Publication number: CN218101726U
Application number: CN202222280058.9U
Authority: CN
Inventors: 荆志刚; 邓少杰; 金德忠
Original assignee: Inner Mongolia Shangdu Power Generation Co Ltd
Current assignee: Inner Mongolia Shangdu Power Generation Co Ltd
Priority date: 2022-08-27
Filing date: 2022-08-27
Publication date: 2022-12-20
Anticipated expiration: 2032-08-27

Abstract

The utility model relates to an earthing device of power plant's electrical equipment, comprising a base plate, the up end of bottom plate just is located both sides and all fixes and is equipped with the riser, the up end of riser all is equipped with the fixed plate, the up end of fixed plate just is located the intermediate position and all sets up threaded hole, the inside of screw hole all is equipped with the lead screw, the lead screw all with screw hole thread installation, the upper end of lead screw all passes screw hole and fixed hand wheel that is equipped with, the lower extreme of lead screw passes the bottom plate and fixes and is equipped with the toper post, one side of toper post just is located the outer wall of lead screw and fixes and is equipped with the barb, the user can make the lead screw rotate through rotating the hand wheel, because lead screw and fixed plate thread installation, consequently the lead screw will drive the toper post and reciprocate when rotating to play the effect of adjusting the earthing depth of the device.

Description

Grounding device of power plant electrical equipment

Technical Field

The utility model relates to an electrical equipment ground connection technical field specifically is a power plant's electrical equipment's earthing device.

Background

The grounding device is also called a grounding integrated device, and refers to a device for electrically connecting electrical equipment or other objects with the ground, but the grounding rod at the lower end of the grounding device in the prior art is of a fixed structure, so that the grounding depth cannot be adjusted according to different electrical equipment, and the phenomenon of grounding function failure is easy to occur; the existing grounding devices do not have the function of protecting the cable, and if the cable is exposed outdoors for a long time, the cable is easily damaged by small animals or the surface of the cable is corroded, so that the service life of the cable is influenced; and the cable often can bend it because user demand at the wiring in-process, if the inside not protected of earthing device, then lead to the cable to break off easily, cause the accident, the utility model discloses new solution has been proposed to above problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the problem that exists among the prior art, the utility model provides an electrical equipment's of power plant earthing device to the current earthing device who mentions in solving the background art can not adjust the depth of ground according to the electrical equipment of difference, then the technical problem of ground connection functional failure appears.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electrical equipment's of power plant earthing device, includes the bottom plate, the up end of bottom plate just is located both sides and all fixes and is equipped with the riser, the up end of riser all is equipped with the fixed plate, the up end of fixed plate just is located the intermediate position and all sets up threaded hole, the inside of screw hole all is equipped with the lead screw, the lead screw all with screw hole screw thread installation, the upper end of lead screw all passes screw hole and fixed hand wheel that is equipped with, the lower extreme of lead screw passes the bottom plate and fixes and be equipped with the toper post, one side of toper post just is located the outer wall of lead screw and fixes and is equipped with the barb, the barb is provided with a plurality ofly and becomes the circumference and arranges.

Preferably, the up end of bottom plate just is located the fixed protective housing that is equipped with of intermediate position, the seal groove has been seted up to the up end of protective housing, the upper end of protective housing just is located fixed being equipped with the go-between on its outer wall, the upper end of go-between is equipped with the protective cover, the fixed sealing washer that is equipped with of lower terminal surface of protective cover, the sealing washer is located the inside of seal groove, the protective cover adopts bolt fixed mounting with the go-between, is convenient for protect the cable body.

In further preferred, the up end of bottom plate just is located the inside of protective housing and has seted up the wiring hole, be equipped with the collar on the inner wall in wiring hole, the fixed flange that is equipped with of up end of collar, flange's lower terminal surface and the up end contact of bottom plate, flange and bottom plate adopt bolt fixed mounting, are convenient for dismantle the collar to change its inside first rubber circle.

In further preferred, collar and flange all are provided with two sets ofly, and become the longitudinal symmetry setting, all fixedly on the inner wall of collar is equipped with first rubber circle, is convenient for protect the inside cable body in wiring hole.

In further preferred, the upper end of protective cover corresponds has seted up the transmission line hole, the fixed second rubber circle that is equipped with on the inner wall in transmission line hole, the inside of first rubber circle and second rubber circle all is equipped with the cable body, is convenient for protect the inside cable body in transmission line hole.

Preferably, the outer end of the wire transmission hole and the upper end face of the buckle cover are fixedly provided with a connecting ring, and the upper end face of the connecting ring is fixedly provided with an external flange, so that the device can be conveniently connected with electrical equipment.

In further preferred, be equipped with sealed the pad between sealing washer and the seal groove, the outer wall that seals up contacts with the lower terminal surface of sealing washer and the inner wall of seal groove respectively, is convenient for increase the leakproofness between protective housing and the protective cover.

(III) advantageous effects

Compared with the prior art, the utility model provides an electrical equipment's of power plant earthing device possesses following beneficial effect:

1. the utility model discloses in through set up riser, fixed plate, screw hole, lead screw, hand wheel, toper post and barb on the bottom plate to the user can make the lead screw rotate through rotating the hand wheel, because lead screw and fixed plate threaded mounting, consequently the lead screw will drive the toper post and reciprocate when rotating, in order to play the effect of adjusting the ground connection degree of depth of this device, and still set up the barb on the outer wall of lead screw, in order to increase the fastness of ground connection;

2. the utility model discloses in through set up the protective housing in the upper end of bottom plate, the seal groove, the go-between, protective cover and sealing washer, thereby the user can put into the seal groove of protective housing upper end with the sealing washer of protective cover lower extreme, at last come to carry out fixed connection to sealed lid and go-between through the bolt, so as to play the effect of protecting its inside cable body, this design can effectively protect the cable body through setting up protective housing and protective cover, in order to prevent to be damaged by the toy, and still set up the seal groove in the upper end of protective housing, set up the sealing washer at the lower extreme of protective cover, this design can effectively keep apart cable body and external environment, and adopt sealed structure to prevent the entering of outside air, in order to solve the problem that the cable body takes place the corruption;

3. the utility model discloses in through setting up wiring hole, collar, flange, first rubber circle, transmission line hole and second rubber circle to can pass first rubber circle and second rubber circle with the cable body through this designer's user, and make its electrical equipment with external flange upper end be connected, facilitate the use, this design can effectively protect the cable body, takes place in order to prevent to bend and lead to the cable body to take place damaged problem.

Drawings

Fig. 1 is a schematic view of an overall structure of a grounding device of an electrical power plant of the present invention;

FIG. 2 is an exploded view of the installation of the middle plate, the wiring holes, the mounting ring, the connecting flange, the first rubber ring and the sealing gasket of the present invention;

fig. 3 is an installation diagram of the middle protective cover and the second rubber ring of the present invention;

fig. 4 is an overall sectional view of a grounding device of an electrical power plant equipment according to the present invention;

fig. 5 is a schematic view of the positions of the tapered columns and the barbs on the middle lead screw of the present invention.

In the figure: 1. a base plate; 2. a vertical plate; 3. a fixing plate; 4. a threaded hole; 5. a lead screw; 6. a hand wheel; 7. a tapered post; 8. a barb; 9. a protective box; 10. a sealing groove; 11. a connecting ring; 12. a protective cover; 13. a seal ring; 14. a wiring hole; 15. a mounting ring; 16. a connecting flange; 17. a first rubber ring; 18. a wire feeding hole; 19. a second rubber ring; 20. a cable body; 21. a connecting ring; 22. an external flange; 23. and 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 efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, an earthing device for electrical equipment of a power plant comprises a base plate 1, vertical plates 2 are fixedly arranged on the upper end face of the base plate 1 and located on two sides, fixing plates 3 are arranged on the upper end face of the vertical plates 2, threaded holes 4 are formed in the upper end face of each fixing plate 3 and located in the middle of each fixing plate, lead screws 5 are arranged inside the threaded holes 4, the lead screws 5 are mounted with the threaded holes 4 in a threaded mode, hand wheels 6 are fixedly arranged on the upper ends of the lead screws 5 after penetrating through the threaded holes 4, conical columns 7 are fixedly arranged on the lower ends of the lead screws 5 after penetrating through the base plate 1, barbs 8 are fixedly arranged on the outer walls of the lead screws 5 on one sides of the conical columns 7, and the barbs 8 are arranged in a plurality and in a circumferential mode.

In this embodiment, the up end of bottom plate 1 just is located the fixed protective housing 9 that is equipped with of intermediate position, seal groove 10 has been seted up to the up end of protective housing 9, the upper end of protective housing 9 just is located its outer wall and fixedly on being equipped with go-between 11, the upper end of go-between 11 is equipped with protective cover 12, the fixed sealing washer 13 that is equipped with of lower terminal surface of protective cover 12, sealing washer 13 is located the inside of seal groove 10, protective cover 12 adopts bolt fixed mounting with go-between 11, the user can carry out fixed mounting to protective cover 12 and protective housing 9 through the bolt.

In this embodiment, wiring hole 14 has been seted up to the up end of bottom plate 1 and the inside that is located protective housing 9, is equipped with collar 15 on the inner wall of wiring hole 14, and collar 15's up end is fixed and is equipped with flange 16, and flange 16's lower terminal surface contacts with the up end of bottom plate 1, and flange 16 adopts bolt fixed mounting with bottom plate 1, and the user can dismantle collar 15 through bolt and flange 16.

In this embodiment, the mounting ring 15 and the connecting flange 16 are provided with two sets and are arranged in an up-down symmetrical manner, and the inner wall of the mounting ring 15 is fixedly provided with the first rubber ring 17, so that the cable body 20 inside the wiring hole 14 can be protected.

In this embodiment, a wire conveying hole 18 is correspondingly formed in the upper end surface of the protective cover 12, a second rubber ring 19 is fixedly arranged on the inner wall of the wire conveying hole 18, and cable bodies 20 are arranged inside the first rubber ring 17 and the second rubber ring 19, so that the cable bodies 20 inside the wire conveying hole 18 can be protected.

In this embodiment, a connection ring 21 is fixedly disposed at the outer end of the wire transmission hole 18 and on the upper end surface of the buckle cover, an external flange 22 is fixedly disposed on the upper end surface of the connection ring 21, and a user can fixedly connect the device and the electrical equipment through the external flange 22.

In this embodiment, a sealing gasket 23 is disposed between the sealing ring 13 and the sealing groove 10, and an outer wall of the sealing gasket 23 contacts a lower end surface of the sealing ring 13 and an inner wall of the sealing groove 10, respectively, so as to further increase the sealing performance between the protection box 9 and the protection cover 12.

Example 2:

in use, the user can firstly adjust the extending lengths of the lead screw 5 and the conical column 7 according to the grounding depth required by the electrical equipment, when in adjustment, a user can rotate the lead screw 5 by rotating the hand wheel 6, and as the lead screw 5 is in threaded installation with the fixing plate 3, therefore, the screw 5 can drive the conical column 7 to move up and down when rotating, so as to achieve the effect of adjusting the grounding depth of the device, after the adjustment is completed, the screw 5 and the conical column 7 are buried underground, and the outer wall of the screw 5 is provided with a barb 8 to increase the firmness of grounding, and the upper end of the bottom plate 1 is provided with a protective box 9, a sealing groove 10, a connecting ring 11, a protective cover 12 and a sealing ring 13, so that a user can put the sealing ring 13 at the lower end of the protecting cover 12 into the sealing groove 10 at the upper end of the protecting box 9, and finally fixedly connect the sealing cover and the connecting ring 11 through bolts, so as to protect the cable body 20 inside, the design is that by arranging the protective box 9 and the protective cover 12, the cable body 20 can be effectively protected to prevent small animals from damaging the cable body, and the sealing groove 10 is arranged at the upper end of the protective box 9, the sealing ring 13 is arranged at the lower end of the protective cover 12, which can effectively isolate the cable body 20 from the external environment, and adopts a sealing structure to prevent the external air from entering, to solve the problem of corrosion of the cable body 20, and a wiring hole 14 and a first rubber ring 17 are further provided on the bottom plate 1, the wire transmission hole 18 and the second rubber ring 19 are arranged on the protective cover 12, and the cable body 20 can be effectively protected by the design, so that the problem that the cable body 20 is damaged due to bending is prevented.

In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grounding device of electric equipment of a power plant, comprising a base plate (1), characterized in that: the utility model discloses a lead screw, including bottom plate (1), riser (2), lead screw (5), screw hole (4), hand wheel (6), bottom plate (5), barb (8), riser (2) are all fixed being equipped with in both sides just to be located the up end of bottom plate (1), the up end of riser (2) all is equipped with fixed plate (3), the up end of fixed plate (3) just is located intermediate position and all sets up threaded hole (4), the inside of screw hole (4) all is equipped with lead screw (5), lead screw (5) all with screw hole (4) screw thread installation, the upper end of lead screw (5) all passes screw hole (4) and fixed being equipped with hand wheel (6), the lower extreme of lead screw (5) passes bottom plate (1) and fixed being equipped with toper post (7), one side of toper post (7) just is located the outer wall of lead screw (5) and fixedly is equipped with barb (8), barb (8) are provided with a plurality ofly and become the circumference and arrange.

2. A grounding device for electrical power plant equipment according to claim 1, characterized in that: the upper end face of bottom plate (1) just is located that the intermediate position is fixed and is equipped with protective housing (9), seal groove (10) have been seted up to the upper end face of protective housing (9), the upper end of protective housing (9) just is located its outer wall and fixes and is equipped with go-between (11), the upper end of go-between (11) is equipped with protective cover (12), the lower terminal surface of protective cover (12) is fixed and is equipped with sealing washer (13), sealing washer (13) are located the inside of seal groove (10), protective cover (12) and go-between (11) adopt bolt fixed mounting.

3. A grounding device for electrical power plant equipment according to claim 2, characterized in that: the wiring structure is characterized in that a wiring hole (14) is formed in the upper end face of the bottom plate (1) and located inside the protective box (9), a mounting ring (15) is arranged on the inner wall of the wiring hole (14), a connecting flange (16) is fixedly arranged on the upper end face of the mounting ring (15), the lower end face of the connecting flange (16) is in contact with the upper end face of the bottom plate (1), and the connecting flange (16) is fixedly installed on the bottom plate (1) through bolts.

4. A power plant electrical equipment grounding device in accordance with claim 3, characterized by: the mounting ring (15) and the connecting flange (16) are provided with two sets of rubber rings which are arranged in an up-down symmetrical mode, and the inner wall of the mounting ring (15) is fixedly provided with a first rubber ring (17).

5. A power plant electrical equipment grounding device in accordance with claim 4, characterized by: the upper end of protective cover (12) corresponds has seted up transmission line hole (18), fixed second rubber circle (19) of being equipped with on the inner wall of transmission line hole (18), the inside of first rubber circle (17) and second rubber circle (19) all is equipped with cable body (20).

6. A grounding device for electrical power plant equipment according to claim 5, characterized in that: the outer end of the wire transmission hole (18) is fixedly provided with a connecting ring (21) on the upper end face of the buckle cover, and an external flange (22) is fixedly arranged on the upper end face of the connecting ring (21).

7. A power plant electrical equipment grounding device in accordance with claim 2, further characterized by: be equipped with sealed pad (23) between sealing washer (13) and seal groove (10), the outer wall that seals up (23) contacts with the lower terminal surface of sealing washer (13) and the inner wall of seal groove (10) respectively.