CN210137020U - A new type of grounding device - Google Patents

Abstract

The utility model belongs to the technical field of power equipment, especially, be a novel grounding device, including the installation piece, the cavity has been seted up on the installation piece, slidable mounting has the wedge in the cavity, four sliding holes have been seted up to the symmetry on the inner wall of cavity, and slidable mounting has the slide bar in four sliding holes, the one end of slide bar extend to in the cavity and with wedge sliding connection, the top of wedge is rotated and is installed the threaded rod, the rotation groove has been seted up at the top of installation piece, rotate the inslot rotation and install the dwang, the thread groove has been seted up on the dwang, the threaded rod extend to the thread groove in and with the inner wall threaded connection of thread groove, the top fixed mounting of dwang has the terminal, the top fixed mounting of terminal has the fixed block. The utility model is simple in operation, the practicality is strong, prevents that the earth connection from leaving ground and influencing normal use under the exogenic action.

Description

A new type of grounding device

technical field

The utility model relates to the technical field of electric equipment, in particular to a novel grounding device.

Background technique

Grounding refers to the connection of the neutral point of the power system and electrical devices, the exposed conductive parts of electrical equipment and the conductive parts outside the device to the ground via conductors. It can be divided into working grounding, lightning protection grounding and protective grounding. In the prior art, metal rods are directly inserted below the ground surface, and grounding wires are welded on the metal rods to achieve grounding.

However, in the prior art, the metal rod is inserted below the ground surface, which is easily affected by external factors and leaks out of the ground surface. At the same time, the ground wire is directly welded with the metal rod, which is easy to be de-soldered. Therefore, a new grounding device is proposed.

Utility model content

The purpose of the utility model is to propose a novel grounding device in order to solve the shortcomings existing in the prior art.

In order to achieve the above purpose, the present invention adopts the following technical solutions: a novel grounding device, comprising an installation block, a cavity is opened on the installation block, a wedge-shaped block is slidably installed in the cavity, and the inner wall of the cavity is There are four sliding holes symmetrically opened on the upper part, and a sliding rod is slidably installed in the four sliding holes. One end of the sliding rod extends into the cavity and is slidably connected with the wedge-shaped block. The top of the mounting block is provided with a rotating groove, a rotating rod is rotatably installed in the rotating groove, a threaded groove is formed on the rotating rod, and the threaded rod extends into the threaded groove and is threadedly connected with the inner wall of the threaded groove, so The top of the rotating rod is fixedly installed with a terminal, the top of the terminal is fixed with a fixed block, the top of the fixed block is provided with an installation groove, and the inner wall of the installation groove is symmetrically threaded with two bolts, two bolts. A clamping block is fixedly installed at the ends of the bolts that are close to each other.

Preferably, two threaded holes are symmetrically opened on the inner wall of the installation groove, and the threaded holes are threadedly connected with corresponding bolts.

Preferably, two first limit grooves are symmetrically opened on the inner wall of the bottom of the installation groove, and a first limit block is fixedly installed on the bottom of the clamping block, and the first limit block is connected to the corresponding first limit block. The inner wall of the limit slot is slidably connected.

Preferably, the bottom inner wall of the sliding hole is provided with a second limit groove, the bottom of the sliding rod is fixedly installed with a second limit block, and the second limit block slides with the inner wall of the second limit groove connect.

Preferably, a bearing is fixedly sleeved on the rotating rod, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating groove.

Preferably, an inclined surface is provided at one end of the sliding rod close to the wedge-shaped block, and the inclined surface is slidably connected to the wedge-shaped block.

Preferably, anti-skid pads are fixedly installed on the sides of the two clamping blocks that are close to each other.

Compared with the prior art, the beneficial effects of the present invention are as follows: first, the device passes through the cavity, the wedge block, the sliding hole, the support rod, the threaded rod, the rotating rod, the threaded groove, the terminal post, the installation groove, the bolt and the clamp. When used, bury the mounting block below the ground surface, so that the rotating rod leaks out of the ground, rotate the rotating rod, the rotating rod drives the threaded rod downward through the threaded groove, and the threaded rod drives the wedge-shaped block to move downward in the cavity. The wedge-shaped block drives the sliding rod to move away from the wedge-shaped block in the sliding hole, so that the support rod is inserted into the ground on the side to prevent the installation block from being pulled out under the action of external force, weld the ground wire to the terminal through the installation slot, and turn the bolt, the bolt drives the two. Each clamping block moves close to each other, so that the ground wire is fixed and fixed, preventing external force from pulling and de-soldering;

The utility model has the advantages of simple operation and strong practicability, and prevents the grounding wire from leaving the ground under the action of external force to affect the normal use.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the present utility model;

Fig. 2 is the enlarged structural representation of part A in Fig. 1;

Fig. 3 is the bottom sectional structure schematic diagram shown in Fig. 1;

In the figure: 1. mounting block; 2. cavity; 3. wedge block; 4. sliding hole; 5. sliding rod; 6. threaded rod; 7. rotating groove; 8. rotating rod; 9. threaded groove; 10. 11. Fixed block; 12. Installation slot; 13. Bolt; 14. Clamping block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a novel grounding device, comprising a mounting block 1, a cavity 2 is opened on the mounting block 1, a wedge-shaped block 3 is slidably installed in the cavity 2, and the cavity Four sliding holes 4 are symmetrically opened on the inner wall of 2, and a sliding rod 5 is slidably installed in the four sliding holes 4. One end of the sliding rod 5 extends into the cavity 2 and is slidably connected with the wedge-shaped block 3. The top of the wedge-shaped block 3 A threaded rod 6 is rotatably installed, a rotating groove 7 is opened on the top of the installation block 1, a rotating rod 8 is rotatably installed in the rotating groove 7, and a threaded groove 9 is opened on the rotating rod 8, and the threaded rod 6 extends into the threaded groove 9 and is connected with the threaded groove 9. The inner wall of the threaded groove 9 is threadedly connected, the top of the rotating rod 8 is fixedly installed with a terminal 10, the top of the terminal 10 is fixedly installed with a fixed block 11, and the top of the fixed block 11 is provided with an installation groove 12, the inner wall of the installation groove 12 is symmetrical Two bolts 13 are installed on the thread, and a clamping block 14 is fixedly installed at the ends of the two bolts close to each other;

Two threaded holes are symmetrically opened on the inner wall of the installation groove 12, and the threaded holes are threadedly connected with the corresponding bolts 13. Two first limit grooves are symmetrically opened on the inner wall of the bottom of the installation groove 12, and the bottom of the clamping block 14 is fixedly installed There is a first limit block, the first limit block is slidably connected with the inner wall of the corresponding first limit groove, the bottom inner wall of the sliding hole 4 is provided with a second limit groove, and the bottom of the sliding rod 5 is fixedly installed with a second limit groove. The limit block, the second limit block is slidably connected with the inner wall of the second limit groove, the rotating rod 8 is fixedly sleeved with a bearing, the outer ring of the bearing is fixedly connected with the inner wall of the rotating groove 7, and the sliding rod 5 is close to the wedge block 3 One end of the clamping block 14 is provided with an inclined surface, and the inclined surface is slidably connected with the wedge-shaped block 3 , and a non-slip pad is fixedly installed on the side of the two clamping blocks 14 that are close to each other. , threaded rod 6, rotating rod 8, threaded groove 9, terminal 10, mounting groove 12, bolt 13 and clamping block 14. When in use, bury the mounting block 1 below the ground surface, so that the rotating rod 8 leaks out of the ground surface. Rotate the rotating rod 8, the rotating rod 8 drives the threaded rod 6 to move downward through the threaded groove 9, the threaded rod 6 drives the wedge-shaped block 3 to move downward in the cavity 2, and the wedge-shaped block 3 drives the sliding rod 5 to move away from the wedge-shaped block in the sliding hole 4 3. Move the support rod 5 into the ground on the side to prevent the installation block 1 from being pulled out under the action of external force, weld the ground wire to the terminal 10 through the installation slot 12, turn the bolt 13, and the bolt 13 drives the two clamping blocks 14 Move close to each other, so that the ground wire is supported and fixed, preventing external force from pulling and de-soldering.

Working principle: When in use, bury the mounting block 1 below the ground, so that the rotating rod 8 leaks out of the ground, rotate the rotating rod 8, the rotating rod 8 drives the threaded rod 6 to move downward through the threaded groove 9, and the threaded rod 6 drives the wedge-shaped block 3 to move. The cavity 2 moves downward, and the wedge-shaped block 3 drives the sliding rod 5 to move away from the wedge-shaped block 3 in the sliding hole 4, so that the support rod 5 is inserted into the ground on the side, preventing the installation block 1 from being pulled out under the action of external force, and passing the ground wire through The mounting slot 12 is welded with the terminal 10, and the bolt 13 is rotated, and the bolt 13 drives the two clamping blocks 14 to move closer to each other, so that the ground wire is supported and fixed, preventing the external force from pulling off the welding.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (7)

1. A novel grounding device comprises a mounting block (1), and is characterized in that: the mounting block is characterized in that a cavity (2) is formed in the mounting block (1), a wedge block (3) is arranged in the cavity (2), four sliding holes (4) are symmetrically formed in the inner wall of the cavity (2), sliding rods (5) are arranged in the four sliding holes (4), one end of each sliding rod (5) extends into the cavity (2) and is in sliding connection with the wedge block (3), a threaded rod (6) is rotatably arranged at the top of the wedge block (3), a rotating groove (7) is formed in the top of the mounting block (1), a rotating rod (8) is rotatably arranged in the rotating groove (7), a thread groove (9) is formed in the rotating rod (8), the threaded rod (6) extends into the thread groove (9) and is in threaded connection with the inner wall of the thread groove (9), and a terminal (10) is fixedly arranged at the top end of the rotating rod (8), the top fixed mounting of terminal (10) has fixed block (11), mounting groove (12) have been seted up at the top of fixed block (11), two bolts (13) are installed to symmetrical screw thread on the inner wall of mounting groove (12), and the equal fixed mounting of one end that two bolts are close to each other has grip block (14).

2. The novel grounding device of claim 1, wherein: two threaded holes are symmetrically formed in the inner wall of the mounting groove (12), and the threaded holes are in threaded connection with the corresponding bolts (13).

3. The novel grounding device of claim 1, wherein: two first spacing grooves are symmetrically formed in the inner wall of the bottom of the mounting groove (12), a first limiting block is fixedly mounted at the bottom of the clamping block (14), and the first limiting block is connected with the inner wall of the corresponding first spacing groove in a sliding mode.

4. The novel grounding device of claim 1, wherein: the sliding rod is characterized in that a second limiting groove is formed in the inner wall of the bottom of the sliding hole (4), a second limiting block is fixedly mounted at the bottom of the sliding rod (5), and the second limiting block is connected with the inner wall of the second limiting groove in a sliding mode.

5. The novel grounding device of claim 1, wherein: the fixed cover is equipped with the bearing on dwang (8), the outer lane of bearing and the inner wall fixed connection who rotates groove (7).

6. The novel grounding device of claim 1, wherein: an inclined plane is arranged at one end, close to the wedge block (3), of the sliding rod (5), and the inclined plane is connected with the wedge block (3) in a sliding mode.

7. The novel grounding device of claim 1, wherein: the anti-skid pads are fixedly arranged on the mutually close sides of the two clamping blocks (14).

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