CN221767029U - Portable grounding device - Google Patents

Abstract

The utility model discloses a portable grounding device which comprises a box body, wherein a partition plate is fixed on the inner wall of the box body, a grounding head is fixed on the top surface of the partition plate through a clamping seat, a sleeve is sleeved on the grounding head, a tension spring is sleeved on the grounding head, a sliding ring is connected onto the grounding head in a sliding mode, a push plate is fixed at one end of the sliding ring, a plurality of support rods are connected onto one end of the outer wall of the sleeve in a rotating mode, a plurality of connecting rods are connected onto the outer wall of the sliding ring in a rotating mode, a fixing cone is fixed onto one end of each connecting rod, a limiting assembly is arranged on the outer wall of the sleeve, an input column is fixed onto one end of the top surface of the partition plate, a wire coiling roller is connected onto the inner wall of the bottom surface of the box body in a rotating mode, and a grounding wire is wound onto the wire coiling roller. According to the utility model, the fixing cone and the connecting rod are arranged, so that the fixing cone is inserted while the grounding head is inserted into soil, the grounding head is supported, the fixing effect of the grounding head on the ground is better, and the stability is enhanced.

Description

A portable grounding device

Technical Field

The utility model relates to the technical field of electric power construction, in particular to a portable grounding device.

Background Art

The main function of the grounding device is to prevent people from electric shock, ensure the normal operation of the power system, protect the lines and equipment from damage, prevent electrical fires, prevent lightning strikes and prevent static electricity damage. The grounding device of the power device is composed of a grounding electrode and a grounding wire. The grounding electrode is a metal conductor buried under the soil, and the grounding wire is a metal conductive wire.

After searching, the Chinese patent publication number CN 215299716 U discloses a portable railway power construction grounding device, including a grounding wire clamp, a grounding wire, a wire take-up box, an axle rod, a turntable and a winding roller; the grounding wire clamp is fixed on the outer wall of the wire take-up box; the axle rod passes through the top plate of the wire take-up box, the bottom end is rotatably connected to the bottom plate of the wire take-up box, and the top end is fixedly connected to the turntable; the winding roller is located in the wire take-up box, and the fixed sleeve is arranged outside the axle rod; the grounding wire is wound around the winding roller, and the two ends respectively pass through the wire take-up box, the first end is connected to the grounding wire clamp, and the second end is the grounding head.

This patent provides a wire take-up box, a wire winding roller and a turntable to facilitate the storage of the grounding wire and prevent it from scattering. However, the grounding head is inserted into the ground alone, which is not stable enough. When the device is hit, the grounding head is easily disconnected from the ground, creating a safety hazard.

Utility Model Content

The utility model aims to solve the shortcomings in the prior art and provides a portable grounding device.

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

A portable grounding device comprises a box body, a partition is fixed on the inner wall of the box body, a grounding head is fixed on the top surface of the partition through a socket, a sleeve is sleeved on the grounding head, a tension spring is sleeved on the grounding head, a sliding ring is slidably connected to the grounding head, one end of the tension spring is connected to the sliding ring, the other end of the tension spring is connected to the sleeve, a push plate is fixed to one end of the sliding ring, one end of the outer wall of the sleeve is rotatably connected to a plurality of support rods, the outer wall of the sliding ring is rotatably connected to a plurality of connecting rods, a fixed cone is fixed to one end of the connecting rod, one end of the support rod is rotatably connected to the connecting rod, and a limiting component is arranged on the outer wall of the sleeve.

As a further solution of the utility model: a box door is arranged on the outer wall of one side of the box body, and a handle is fixed on the outer wall of one side of the box body.

As a further solution of the utility model: an input column is fixed at one end of the top surface of the partition, the input column is externally connected to a wire, and a winding roller is connected to the inner wall of the bottom surface of the box body for relative rotation.

As a further solution of the utility model: a grounding wire is wound on the winding roller, one end of the grounding wire is connected to the input column, the other end of the grounding wire is connected to the grounding head, and a driven gear is fixed to one end of the winding roller.

As a further solution of the utility model: the limit assembly includes a connecting seat, the connecting seat is rotatably connected to a limit hook, the sliding ring is provided with a groove that cooperates with the limit hook, and a torsion spring is arranged inside the connecting seat.

As a further solution of the utility model: the top surface of the partition is rotatably connected with a handle, one end of the handle passes through the partition and is connected to a driving gear, the driving gear is transmission-engaged with the driven gear, and a handle is fixed on the top of the grounding head.

As a further solution of the utility model: a buzzer is fixed on one side of the top surface of the partition, a controller is fixed on one end of the bottom surface of the inner wall of the box, and a battery is fixed on the bottom surface of the inner wall of the box, and the battery supplies power to the controller and the buzzer.

As a further solution of the utility model: the ground wire is connected to the input column via a current detector.

Compared with the prior art, the utility model provides a portable grounding device, which has the following beneficial effects:

1. The utility model is provided with a fixing cone and a connecting rod. When the grounding head is inserted into the soil, the fixing cone is inserted to support the grounding head, so that the grounding head is better fixed on the ground and the stability is enhanced.

2. The utility model is provided with a sliding ring, a tension spring and a limit assembly, so that the fixed cone can be retracted when the device is not in use, thereby reducing the volume and facilitating storage.

3. The utility model detects the current flowing through the grounding wire by providing a buzzer, a controller and a current detector. When the current exceeds a preset value, the buzzer sounds an alarm to remind the staff to stop working, thereby reducing safety hazards.

The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a portable grounding device proposed by the present invention;

FIG2 is a cross-sectional view of a portable grounding device proposed by the present invention;

FIG3 is a top cross-sectional view of a portable grounding device provided by the present invention;

FIG4 is a schematic diagram of the overall structure of a grounding head of a portable grounding device proposed by the present invention;

FIG5 is a partial cross-sectional view of a grounding head of a portable grounding device proposed by the present invention.

In the figure: 1-box body, 2-box door, 3-handle, 4-partition, 5-buzzer, 6-card holder, 7-grounding head, 8-input column, 9-turn handle, 10-winding roller, 11-grounding wire, 12-driving gear, 13-driven gear, 14-sleeve, 15-tension spring, 16-sliding ring, 17-push plate, 18-connecting rod, 19-fixed cone, 20-support rod, 21-connecting seat, 22-limiting hook, 23-torsion spring, 24-handle, 25-controller, 26-battery, 27-current detector.

DETAILED DESCRIPTION

The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

Example 1

A portable grounding device, as shown in Figures 1 to 5, includes a box body 1, a box door 2 is provided on one side of the outer wall of the box body 1, a handle 3 is fixed to one side of the outer wall of the box body 1, a partition 4 is fixed to the inner wall of the box body 1, a grounding head 7 is fixed to the top surface of the partition 4 through a holder 6, an input column 8 is fixed to one end of the top surface of the partition 4, the input column 8 is externally connected to a wire, a winding roller 10 is connected to the inner wall of the bottom surface of the box body 1 for relative rotation, a grounding wire 11 is wound around the winding roller 10, one end of the grounding wire 11 is connected to the input column 8, and the other end of the grounding wire 11 is connected to the grounding head 7, a driven gear 13 is fixed to one end of the winding roller 10, a turning handle 9 is connected to the top surface of the partition 4 for rotation, one end of the turning handle 9 passes through the partition 4 and is connected to a driving gear 12, the driving gear 12 is transmission-engaged with the driven gear 13, and a grounding head 7 is fixed to the top of the grounding head 7. A handle 24, a sleeve 14 is sleeved on the grounding head 7, a tension spring 15 is sleeved on the grounding head 7, a sliding ring 16 is slidably connected to the grounding head 7, one end of the tension spring 15 is connected to the sliding ring 16, the other end of the tension spring 15 is connected to the sleeve 14, a push plate 17 is fixed to one end of the sliding ring 16, one end of the outer wall of the sleeve 14 is rotatably connected to a plurality of support rods 20, the outer wall of the sliding ring 16 is rotatably connected to a plurality of connecting rods 18, a fixing cone 19 is fixed at one end of the connecting rod 18, one end of the support rod 20 is rotatably connected to the connecting rod 18, a limiting assembly is arranged on the outer wall of the sleeve 14, the limiting assembly includes a connecting seat 21, a limiting hook 22 is rotatably connected to the connecting seat 21, a groove cooperating with the limiting hook 22 is provided on the sliding ring 16, and a torsion spring 23 is arranged inside the connecting seat 21.

When in use, open the box door 2, remove the grounding head 7, push the sliding ring 16 downward through the push plate 17, the tension spring 15 is extended, and the transmission between the connecting rod 18 and the support rod 20 is used to make one end of the connecting rod 18 open to one side, so that the fixed cone 19 is away from the grounding head 7. When the sliding ring 16 moves to the preset position, the limit hook 22 is locked with the groove on the sliding ring 16, the grounding head 7 and the fixed cone 19 are inserted into the soil, and the input column 8 is connected to the electrical equipment or line with a wire to complete the grounding. After the work is completed, the grounding head 7 and the fixed cone 19 are pulled out through the handle 24, and one end of the limit hook 22 is pressed. Under the action of the tension spring 15, the sliding ring 16 moves to one end, causing the fixed cone 19 to shrink and reduce its volume.

By providing the fixing cone 19 and the connecting rod 18, the fixing cone 19 is inserted while the grounding head 7 is inserted into the soil, so as to support the grounding head 7, thereby making the grounding head 7 more fixed on the ground and enhancing stability.

By providing the sliding ring 16, the tension spring 15 and the limit assembly, when the device is not in use, the fixed cone 19 is retracted to reduce the volume for easy storage.

Example 2

A portable grounding device. This embodiment makes the following improvements on the basis of embodiment 1. As shown in Figures 1 to 3, a buzzer 5 is fixed to one side of the top surface of the partition 4, a controller 25 is fixed to one end of the bottom surface of the inner wall of the box body 1, the grounding wire 11 is connected to the input column 8 through a current detector 27, and a battery 26 is fixed to the bottom surface of the inner wall of the box body 1. The battery 26 supplies power to the controller 25 and the buzzer 5.

When the device is grounded, the current detector 27 detects the current on the grounding wire 11 and transmits the data to the controller 25. When the current exceeds a preset value, the controller 25 activates the buzzer 5 to sound an alarm.

By setting the buzzer 5, the controller 25 and the current detector 27, the current flowing through the grounding wire 11 is detected. When the current exceeds the preset value, the buzzer 5 sounds an alarm to remind the staff to stop working, thereby reducing safety hazards.

Working principle: when in use, open the box door 2, remove the grounding head 7, push the sliding ring 16 downward through the push plate 17, the tension spring 15 stretches, and use the transmission between the connecting rod 18 and the support rod 20 to make one end of the connecting rod 18 open to one side, so that the fixed cone 19 is away from the grounding head 7. When the sliding ring 16 moves to the preset position, the limit hook 22 is locked with the groove on the sliding ring 16, and the grounding head 7 and the fixed cone 19 are inserted into the soil. The input column 8 is connected to the electrical equipment or line with a wire to complete the grounding. After that, the current detector 27 detects the current on the grounding wire 11 and transmits the data to the controller 25. The controller 25 starts the buzzer 5 to sound an alarm; after completing the work, the grounding head 7 and the fixed cone 19 are pulled out by the handle 24, and one end of the limit hook 22 is pressed. Under the action of the tension spring 15, the sliding ring 16 moves to one end, causing the fixed cone 19 to shrink and reduce its volume.

The above description is only a preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present utility model according to the technical scheme and utility model concept of the present utility model, which should be covered by the protection scope of the present utility model.

Claims (8)

1. The utility model provides a portable earthing device, includes box (1), its characterized in that, box (1) inner wall is fixed with baffle (4), baffle (4) top surface is fixed with earthing terminal (7) through cassette (6), sleeve (14) have been cup jointed on earthing terminal (7), the cover is equipped with extension spring (15) on earthing terminal (7), sliding connection has sliding ring (16) on earthing terminal (7), extension spring (15) one end is connected with sliding ring (16), the extension spring (15) other end is connected with sleeve (14), sliding ring (16) one end is fixed with push pedal (17), sleeve (14) outer wall one end rotation is connected with a plurality of bracing pieces (20), sliding ring (16) outer wall rotation is connected with a plurality of connecting rods (18), connecting rod (18) one end is fixed with fixed cone (19), bracing piece (20) one end is rotated with connecting rod (18) and is connected, sleeve (14) outer wall is provided with spacing subassembly.

2. The portable grounding device according to claim 1, wherein a box door (2) is arranged on one side outer wall of the box body (1), and a carrying handle (3) is fixed on one side outer wall of the box body (1).

3. The portable grounding device according to claim 1, wherein an input column (8) is fixed at one end of the top surface of the partition board (4), the input column (8) is externally connected with a wire, and a winding roller (10) is connected to the inner wall of the bottom surface of the box body (1) in a relatively rotating manner.

4. A portable grounding device according to claim 3, characterized in that a grounding wire (11) is wound on the wire winding roller (10), one end of the grounding wire (11) is connected with the input post (8), the other end of the grounding wire (11) is connected with the grounding head (7), and a driven gear (13) is fixed at one end of the wire winding roller (10).

5. The portable grounding device according to claim 1, wherein the limiting assembly comprises a connecting seat (21), a limiting hook (22) is rotatably connected to the connecting seat (21), a groove matched with the limiting hook (22) is formed in the sliding ring (16), and a torsion spring (23) is arranged inside the connecting seat (21).

6. A portable grounding device according to claim 1, characterized in that the top surface of the partition board (4) is rotatably connected with a rotating handle (9), one end of the rotating handle (9) penetrates through the partition board (4) and is connected with a driving gear (12), the driving gear (12) is in transmission engagement with a driven gear (13), and a handle (24) is fixed at the top end of the grounding head (7).

7. The portable grounding device according to claim 1, wherein a buzzer (5) is fixed on one side of the top surface of the partition board (4), a controller (25) is fixed on one end of the bottom surface of the inner wall of the box body (1), a storage battery (26) is fixed on the bottom surface of the inner wall of the box body (1), and the storage battery (26) supplies power for the controller (25) and the buzzer (5).

8. A portable grounding device according to claim 4, characterized in that the grounding wire (11) is connected to the input post (8) via a current detector (27).