CN211126134U

CN211126134U - Electrically adjustable grounding rod

Info

Publication number: CN211126134U
Application number: CN201921766583.3U
Authority: CN
Inventors: 雷章勇
Original assignee: Guizhou Power Grid Co Ltd
Current assignee: Guizhou Power Grid Co Ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-07-28
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a but electrically regulated's earthing rod, including the action bars to and set up in action bars one end: the device comprises a base, a clamping mechanism, a transmission mechanism and a rotating mechanism; the clamping mechanism is arranged on the base through a transmission mechanism and a rotating mechanism, the transmission mechanism drives the clamping mechanism to be combined, and the angle of the clamping mechanism can be adjusted through the rotating mechanism; the clamping mechanism comprises a grounding wire clamp, a wire clamp chuck, a screw rod, a transmission rod and a grounding wire; the transmission mechanism comprises a small motor, a connecting rod and a universal shaft; the rotating mechanism comprises a rotating rod and a positioning rod. The grounding device is suitable for the characteristic that the positions of the line leads are changeable, and the difficulty of hanging the short-circuit grounding wire can be reduced; the working efficiency is improved, the universal practicability is realized, the operation is simple, and the popularization value is good.

Description

Electrically adjustable grounding rod

Technical Field

The utility model belongs to the technical field of the electric power system technique and specifically relates to a but electrically regulated's earthing rod is related to.

Background

In an electric power system, equipment aging and equipment failure phenomena occur inevitably when equipment runs for a long time, and therefore, maintenance personnel are needed to maintain and repair the electric power equipment. In the process of equipment maintenance and overhaul, in order to ensure the life safety of maintainers, the equipment needs to be reliably grounded by using a short-circuit grounding wire. In the process, the spatial positions of the wires needing to be provided with the short-circuit grounding wires are variable, and the traditional short-circuit grounding wire cannot be suitable for the wires with variable positions, so that the short-circuit grounding device capable of rotating at multiple angles is needed.

SUMMERY OF THE UTILITY MODEL

In order to avoid the problems, the ground rod capable of being electrically adjusted is provided, the characteristic that the position of a power line is changeable is adapted, the difficulty in the process of hanging the short-circuit ground wire can be reduced, and the time for hanging the short-circuit ground wire is shortened.

The utility model provides a pair of but electrically regulated's earthing rod, including the action bars to and set up in action bars one end: the device comprises a base, a clamping mechanism, a transmission mechanism and a rotating mechanism;

the clamping mechanism comprises a grounding wire clamp, a wire clamp chuck, a screw rod, a transmission rod and a grounding wire; the ground clamp comprises a main rod, a hook part and an installation part; the hook part is fixed at the upper end of the main rod, and the mounting part is fixed in the middle of the main rod and is positioned below the hook part; the screw rod and the main rod are arranged in parallel and can be installed on the installation part in a vertically moving mode, and the wire clamp chuck is fixed at the top end of the screw rod and located below the hook part; the upper end of the transmission rod is upwards provided with a transmission groove, the lower end of the screw rod can be installed in the transmission groove in a matched mode of moving up and down, and the inner wall of the transmission groove is provided with an internal thread matched with the external thread of the screw rod; the grounding wire clamp is connected with the grounding pile through a grounding wire;

the transmission mechanism comprises a small motor, a connecting rod and a universal shaft; the small motor is arranged on the base, the output end of the small motor is arranged upwards, the lower end of the connecting rod is coaxially fixed on the output end of the small motor, and the upper end of the connecting rod is connected with the lower end of the transmission rod through a universal shaft;

the rotating mechanism comprises a rotating rod and a positioning rod; the base is provided with a limiting block which is positioned on the left side or the right side of the main rod; the mobile jib lower extreme passes through the rotary rod rotation and installs on the stopper, and the locating lever passes the mobile jib lower extreme towards the one end of stopper and inserts the stopper, and the mobile jib lower extreme is equipped with the through-hole of holding the locating lever interlude, is equipped with on the stopper to hold locating lever male constant head tank.

Compared with the prior art, the utility model discloses following beneficial effect has: the multi-angle rotation of the short-circuit grounding wire can be realized through the universal shaft and the connecting screw between the wire clamp body and the wire clamp head, so that the characteristic that the positions of line wires are changeable is adapted, and the difficulty in hanging the short-circuit grounding wire can be reduced; in addition, the fastening mode of the short-circuit grounding wire is changed from manual operation to electric operation, so that the operation difficulty is reduced, the working efficiency is improved, and the power failure time of the equipment is indirectly shortened. The utility model has the characteristics of general practicality, and operation process are simple, have fine spreading value.

Drawings

Fig. 1 is a schematic structural view of an electrically adjustable grounding rod according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

fig. 4 is a control schematic diagram of a small-sized motor according to a preferred embodiment of the present invention;

detailed description of the embodiments reference is made to the accompanying drawings in which:

1. a base, 11, a limit block, 12 and a positioning groove,

2. a clamping mechanism 21, a grounding wire clamp 211, a main rod 212, a hook part 213, a mounting part 214, a placing groove 22, a wire clamp chuck 221, an arc-shaped groove 23, a screw rod 24, a transmission rod 25 and a grounding wire,

3. a transmission mechanism 31, a small motor 32, a connecting rod 33 and a universal shaft,

4. a rotating mechanism 41, a rotating rod 42, a positioning rod 43, a positioning spring 44, a positioning piece 45 and a limiting part,

5. the control switch, 6, square switch, 7, power, 8, speed regulator, 9, action bars.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the ground rod capable of being electrically adjusted provided in this embodiment includes an operating rod 9, and disposed at one end of the operating rod 9: the clamping mechanism 2 is arranged on the base 1 through the transmission mechanism 3 and the rotating mechanism 4, the transmission mechanism 3 drives the clamping mechanism 2 to be combined, the angle of the clamping mechanism 2 can be adjusted through the rotating mechanism 4, and the base 1 is fixed with the operating rod 9.

As shown in fig. 1, the clamping mechanism 2 includes a ground clamp 21, a clamp head 22, a threaded rod 23, a transmission rod 24, and a ground wire 25.

The ground clamp 21 comprises a main rod 211, a hook 212 and a mounting part 213; the hook 212 is fixed on the upper end of the main rod 211, the mounting part 213 is fixed in the middle of the main rod 211 and below the hook 212, and the hook 212 and the main rod 211 are integrally formed. The screw 23 is arranged in parallel with the main rod 211 and can be installed on the installation part 213 in a way of moving up and down, the wire clamp chuck 22 is fixed at the top end of the screw 23 and is positioned below the hook part 212, meanwhile, an arc-shaped groove 221 is arranged on one side of the wire clamp chuck 22 facing the hook part 212, and the wire clamp chuck 22 moves up and down to complete the combination with the hook part 212; and the end of the wire clamp chuck 22 facing the main rod 211 can be vertically moved and arranged on the main rod 211, the main rod 211 is provided with a guide rail, and the wire clamp chuck 22 vertically moves on the guide rail, so that the opening and closing operation between the wire clamp chuck 22 and the hook part 212 can be better completed.

A transmission groove is formed in the upper end of the transmission rod 24 upwards, the lower end of the screw rod 23 is installed in the transmission groove in a matched mode of moving up and down, and an internal thread matched with the external thread of the screw rod 23 is formed in the inner wall of the transmission groove; when the transmission rod 24 rotates, the internal thread in the transmission groove and the external thread of the screw 23 are matched, so that the screw 23 moves up and down in the transmission groove, and finally the wire clamp chuck 22 and the hook part 212 are combined. Meanwhile, the grounding wire clamp 21 is connected with the grounding pile through the grounding wire 25, so that grounding work is realized.

As shown in fig. 1 and 2, the transmission mechanism 3 includes a small motor 31, a connecting rod 32, and a universal shaft 33. The small motor 31 is arranged on the base 1, the output end of the small motor 31 is arranged upwards, the lower end of the connecting rod 32 is coaxially fixed on the output end of the small motor 31, and the upper end of the connecting rod 32 is connected with the lower end of the transmission rod 24 through the universal shaft 33. When the small motor 31 starts, the connecting rod 32 rotates, the connecting rod 32 drives the transmission rod 24 to rotate through the universal shaft 33, and the transmission rod 24 and the connecting rod 32 can be transmitted through the universal shaft 33 at any angle, so that the device is simple, efficient, flexible and practical.

As shown in fig. 4, the control schematic diagram of the small-sized motor 31 in this embodiment is composed of a power supply 7, a control switch 5, a forward/reverse rotation switch 6, the small-sized motor 31 and a speed governor 8 connected in series. When the small motor 31 is controlled, the forward and reverse rotation of the motor is selected through the forward and reverse rotation switch 6, the control switch 5 is pressed, and the control of the small motor 31 is completed by combining the speed regulator 8; when the motor rotates positively and negatively, the connecting rod 32 rotates positively and negatively to drive the transmission rod 24 to rotate positively, so that the screw 23 moves up and down on the transmission rod 24, and the ground clamp 21 and the clamp chuck 22 are combined.

As an alternative, the control switch 5 and the forward/reverse switch 6 may be disposed at the other end of the operating rod 9, so as to be convenient for the user to operate.

As shown in fig. 1 and 3, the rotating mechanism 4 includes a rotating lever 41 and a positioning lever 42. A limiting block 11 is arranged on the base 1, and the limiting block 11 is positioned at the right side of the main rod 211; the lower end of the main rod 211 is rotatably installed on the limit block 11 through a rotating rod 41, one end of the positioning rod 42 facing the limit block 11 penetrates through the lower end of the main rod 211 and is inserted into the limit block 11, a through hole for the positioning rod 42 to penetrate is formed in the lower end of the main rod 211, and a positioning groove 12 for the positioning rod 42 to be inserted is formed in the limit block 11. After the positioning rod 42 is pulled out of the positioning slot 12, the main rod 211 can rotate around the rotating rod 41, so that the multi-angle rotation of the ground clamp is realized.

Meanwhile, the rotating mechanism 4 further includes a positioning spring 43 and a positioning member 44; the positioning spring 43 is sleeved on the positioning rod 42, the positioning spring 43 is located between the main rod 211 and the limiting block 11, the positioning element 44 is installed on the positioning rod 42 and located on one side of the positioning spring 43 facing the limiting block 11, and the positioning spring 43 is in a compressed state. A limiting part 45 for preventing the positioning rod 42 from completely entering the through hole is arranged at one end of the positioning rod 42 away from the limiting block 11; the side wall of the main rod 211 facing the limit block 11 is provided with a placing groove 214 for placing the positioning spring 43. The positioning spring 43 and the positioning element 44 interact with each other, and the positioning spring 43 applies a pushing force to the positioning rod 42 toward the limiting block 11, so that the positioning rod 42 can be stably inserted into the positioning groove 12 of the limiting block 11 when the main rod 211 is not rotated, and safety and stability are ensured. As an alternative, the positioning slot 12 is multiple, and the multiple positioning slots 12 are distributed in a circumferential array with the axis of the rotating rod 41 as the center, so as to match the fixation of the main rod 211 at multiple rotation angles.

The grounding device is suitable for the characteristic that the positions of the line leads are changeable, and the difficulty of hanging the short-circuit grounding wire can be reduced; the working efficiency is improved, the universal practicability is realized, the operation is simple, and the popularization value is good.

Novel solutions, not limitations thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An electrically adjustable grounding rod comprises an operating rod, and is characterized in that one end of the operating rod is provided with a base, a clamping mechanism, a transmission mechanism and a rotating mechanism;

the rotating mechanism comprises a rotating rod and a positioning rod; the base is provided with a limiting block which is positioned on the left side or the right side of the main rod; the mobile jib lower extreme passes through the rotary rod rotation and installs on the stopper, and the locating lever passes the mobile jib lower extreme towards the one end of stopper and inserts the stopper, and the mobile jib lower extreme is equipped with the through-hole that supplies the locating lever to alternate, is equipped with on the stopper to hold locating lever male constant head tank.

2. An electrically adjustable ground rod as claimed in claim 1, wherein: the rotating mechanism further comprises a positioning spring and a positioning piece, the positioning spring is sleeved on the positioning rod and located between the main rod and the limiting block, the positioning piece is installed on the positioning rod and located on one side, facing the limiting block, of the positioning spring, and the positioning spring is in a compression state.

3. An electrically adjustable ground rod as claimed in claim 2, wherein: one end of the positioning rod, which is far away from the limiting block, is provided with a limiting part for preventing the positioning rod from completely entering the through hole.

4. An electrically adjustable ground rod as claimed in claim 2, wherein: the lateral wall of the main rod facing the limiting block is provided with a placing groove for placing the positioning spring.

5. An electrically adjustable ground rod as claimed in claim 1, wherein: one side of the wire clamp chuck facing the hook part is provided with an arc-shaped groove.

6. An electrically adjustable ground rod as claimed in claim 1, wherein: the wire clamp chuck is arranged on the main rod in a way that one end of the wire clamp chuck, which faces the main rod, can move up and down, and the main rod is provided with a guide rail.

7. An electrically adjustable ground rod as claimed in claim 1, wherein: the small-sized motor is connected with the power supply after being connected with the control switch and the square switch in series.

8. An electrically adjustable ground rod as claimed in claim 7, wherein: the small-sized motor is connected with a speed regulator.

9. An electrically adjustable ground rod as claimed in claim 1, wherein: the hook part and the main rod are integrally formed.