Grounding device

Abstract

The utility model discloses a grounding device which comprises a cover body, the lower end of the cover body is covered with a box body, the box body is internally provided with a cavity, the cavity is internally and fixedly connected with a supporting plate, the left end and the right end of the upper portion of the supporting plate are fixedly connected with first grounding wire grooves, the lower end of the box body is fixedly connected with a lock catch, a retaining ring is inserted in the lock catch, and a screw hole is formed in the center of the retaining ring. The screw hole is in threaded connection with a positioning bolt, the positioning bolt penetrates through the retaining ring and the lock catch, the positioning bolt is in threaded connection with a nut, pressing blocks integrated with the retaining ring are arranged on the left side and the right side of the retaining ring, a cavity is formed in the retaining ring, a connecting rod is inserted into the cavity, and an integrated connecting block is arranged on the connecting rod; the two connecting rods are arranged side by side, so that current can be quickly guided into the deep position of the earth surface, the personal safety of workers is ensured, and workers can conveniently replace the position of the grounding device.

Description

Technical Field

[0001] The utility model belongs to the technical field of petroleum engineering infrastructure construction, and specifically relates to a grounding device. Background Art

[0002] A grounding device is a grounding device buried in the soil. It is used to conduct lightning current, fault current, static current, etc. and disperse them into the earth to ensure the normal operation of the equipment and the safety of the operators.

[0003] The authorization announcement number CN211376952U discloses a grounding device, including a motor 15 installed at the top of an output shaft 14, a threaded joint 11 installed at the bottom of a connecting rod 9, a threaded column 5 connected to the bottom of the threaded joint 11, and a drill bit 10 installed at the bottom of the threaded column 5. The output shaft 14 can be rotated by electrically connecting the input end of the motor 15 to the output end of an external power supply, and the first wheel 8 is further rotated by connecting the second wheel 12 with the belt 17. The connecting rod 9, the threaded column 5 and the drill bit 10 are rotated rapidly by the rotation of the first wheel 8 and the second wheel 12. Although it can avoid digging a large amount of earth for landfill, and the grounding device can be driven deep into the surface by the rapid rotation of the drill bit 10, the terrain of the petroleum engineering infrastructure construction land is undulating. The electric box of this device is connected to the connecting rod. When the ground is undulating and the soil is loose, the box drives the connecting rod to shake, which is not convenient for the grounding device to be firmly inserted into the ground. Therefore, it is necessary to design a grounding device that can be suitable for uneven terrain and sparse soil and can also be stably installed on the petroleum engineering foundation land. Utility Model Content

[0004] The utility model aims to provide a grounding device to solve the problem that the mixed material in the existing mixed material box is easy to accumulate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: it includes a cover body, the lower end cover of the cover body is provided with a box body, the interior of the box body is provided with a cavity, a support plate is fixedly connected in the cavity, the left and right ends above the support plate are fixedly connected with a first grounding wire groove, the lower end of the box body is fixedly connected with a lock buckle, a buckle ring is inserted in the lock buckle, a screw hole is opened at the center of the buckle ring, a positioning bolt is screwed into the screw hole, the positioning bolt passes through the buckle ring and the lock buckle, a nut is screwed on the positioning bolt, pressure blocks integrated with the buckle ring are provided on the left and right sides of the buckle ring, a cavity is provided inside the buckle ring, a connecting rod is inserted inside the cavity, an integrated connecting block is provided on the connecting rod, and the connecting block is screwed to the edge of the lower end of the cavity provided in the buckle ring by screws.

[0006] Preferably, the cover body is provided with circular holes on both left and right sides, the circular holes are ground wire entrances, and the soft wire is inserted into the circular holes.

[0007] Preferably, the cover body and the box body are both painted with insulating paint.

[0008] Preferably, left and right sides of the lower end of the support plate are fixedly connected with support frames, and the support frames are L-shaped brackets.

[0009] Preferably, a first positioning bolt and a second positioning bolt are screwed onto the first grounding wire trough and the second grounding wire trough, respectively.

[0010] Preferably, one end of the connecting rod is fixedly connected to a second grounding wire trough.

[0011] Preferably, ground wire entrances are provided on the left and right sides of the buckle.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the grounding device: through the cooperation of components such as locks, buckles, positioning bolts and nuts, when the grounding device needs to be installed on a steep slope on the foundation land of petroleum engineering construction, the box of the grounding device is horizontal to the ground, making the grounding device more stable and firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a front cutaway schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the right side of the utility model;

[0016] Figure 4 It is an enlarged view of the structure at A of the utility model;

[0017] Figure 5 This is an enlarged view of the structure at location B of the utility model.

[0018] In the figure: 1 cover, 2 soft wire, 3 box, 4 support plate, 5 first grounding wire trough, 6 first positioning bolt, 7 support frame, 8 lock, 9 buckle, 10 positioning bolt, 11 nut, 12 pressure block, 13 connecting rod, 14 second grounding wire trough, 15 second positioning bolt, 16 connecting block, 17 screw. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 , Figure 2 As shown, an embodiment of the utility model provides a grounding device, including a cover body 1, with circular holes on both sides of the left and right sides of the cover body 1, which are grounding wire entrances; a box body 3 is provided at the lower end cover of the cover body 1, and a cavity is provided inside the box body 3, in which a support plate 4 is fixedly connected; first grounding wire grooves 5 are fixedly connected at both ends above the support plate 4, and a first positioning bolt 6 is screwed in the first grounding wire groove 5; a soft wire 2 passes through the grounding wire entrance and is annularly wound around the first wiring groove 5; locking the first positioning bolt 6 can prevent the soft wire 2 from falling off the first grounding wire groove 5; a support frame 7 is fixedly connected at both sides of the lower end of the support plate 4, and the support frame 7 is an L-shaped bracket. The setting of the support frame 7 makes the wiring groove more stable inside the box body 3.

[0021] See also Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, a lock buckle 8 is fixedly connected to the lower end of the box body 3, a buckle ring 9 is inserted in the lock buckle 8, grounding wire entrances are arranged on the left and right sides of the buckle ring 9, a screw hole is opened at the center of the buckle ring 9, a positioning bolt 10 is screwed into the screw hole, the positioning bolt 10 passes through the buckle ring 9 and the lock buckle 8, and a nut 11 is screwed on the positioning bolt 10. Loosening the nut 11 can rotate the buckle ring 9, so that the lock buckle 8 drives the box body 3 to adjust to an angle horizontal to the ground. The nut 11 cooperates with the positioning bolt 10 to make the lock buckle 8 tight against the buckle ring 9, so that the adjusted angle of the box body 3 will not rotate. A pressure block 12 which is integrated with the buckle ring 9 is arranged on the left and right sides of the buckle ring 9, a cavity is arranged inside the buckle ring 9, a connecting rod 13 is inserted inside the cavity, an integral connecting block 16 is arranged on the connecting rod 13, and the connecting block 16 is fixedly screwed to the edge of the lower end of the cavity provided in the buckle ring 9 by a screw 17, a second grounding wire groove 14 is fixedly connected to the upper end of the connecting rod 13, a second positioning bolt 15 is screwed in the second grounding wire groove 14, the soft wire 2 passes through the holes opened on the support plate 4, the holes opened at the lower end of the box body 3 and the holes opened on the left and right sides of the buckle ring 9 in turn, and is wound around the second grounding wire groove 14. Locking the first positioning bolt 15 can prevent the soft wire 2 from falling off from the second grounding wire groove 14, and the cover body 1 and the box body 3 are both painted with insulating paint.

[0022] The working principle of this embodiment is as follows:

[0023] When the grounding device needs to be installed on the land for the petroleum engineering infrastructure, after selecting the location for installing the grounding device, the soft wire 2 is first inserted into the grounding wire entrance and wound around the first grounding wire groove 5, and then the soft wire 2 is passed through the hole opened on the support plate 4, and then the soft wire 2 is inserted into the second grounding wire groove 14. After the soft wire 2 is passed through, the first positioning bolt 6 and the second positioning bolt 15 are locked, and then the connecting block is screwed to the lower edge of the cavity of the buckle 9 by screws, and then the construction personnel use one hand to help the grounding device, so that the connecting rod 13 is perpendicular to the ground, and the lower end of the connecting rod 13 is pointed Put your head on the ground and press the pressing block 12 with both hands to insert the connecting rod into the soil. Then, take your hands off the pressing block 12 and hit the pressing block 12 with a hammer to fix the connecting rod 13 deep in the ground. Then, rotate the box body 3 according to the height of the terrain to make the box body 3 level with the ground. The grounding device is installed. The side-by-side arrangement of the two connecting rods 13 can quickly lead the current into the deep ground to ensure the personal safety of the workers. When replacement or maintenance is needed, force can be applied upward from the bottom of the pressing block 12 to make the connecting rod 13 leave the ground, which is convenient for workers to change the position of the grounding device.

[0024] The above are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention.

Claims

1. A grounding device, characterized in that: The invention comprises a cover body (1), wherein the lower end cover of the cover body (1) is provided with a box body (3), the box body (3) is provided with a cavity inside, a support plate (4) is fixedly connected in the cavity, the left and right ends of the upper side of the support plate (4) are fixedly connected with a first grounding wire groove (5), the left and right sides of the lower end of the support plate (4) are fixedly connected with a support frame (7), the lower end of the box body (3) is fixedly connected with a lock buckle (8), a buckle ring (9) is inserted in the lock buckle (8), a screw hole is opened at the center of the buckle ring (9), and a positioning screw is screwed into the screw hole The locking bolt (10) is provided with a nut (11) which is screwed onto the locking bolt (10). The locking bolt (10) is provided with a pressure block (12) which is integral with the locking ring (9) on both sides of the locking ring (9). A cavity is provided inside the locking ring (9). A connecting rod (13) is inserted inside the cavity. An integral connecting block (16) is provided on the connecting rod (13). The connecting block (16) is screwed onto the edge of the lower end of the cavity provided in the locking ring (9) by means of a screw (17).

2. A grounding device according to claim 1, characterized in that: The cover body (1) is provided with circular holes on both the left and right sides, the circular holes being grounding wire inlets, and the soft wire (2) is inserted into the circular holes.

3. A grounding device according to claim 1, characterized in that: The cover body (1) and the box body (3) are both painted with insulating paint.

4. A grounding device according to claim 1, characterized in that: The first grounding wire groove (5) and the second grounding wire groove (14) are respectively screwed with a first positioning bolt (6) and a second positioning bolt (15).

5. A grounding device according to claim 1, characterized in that: One end of the connecting rod (13) is fixedly connected to a second grounding wire slot (14).

6. A grounding device according to claim 1, characterized in that: The buckle (9) is provided with grounding wire entrances on the left and right sides.

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