CN220692343U - Special high-voltage transmission line grounding device for angle steel tower - Google Patents

Abstract

The utility model provides a special high-voltage transmission line grounding device for an angle steel tower, which belongs to the technical field of high-voltage line grounding and comprises a U-shaped hook and an insulating rod, wherein an adjusting slot hole is formed in the bottom area of the front side of the insulating rod, a sliding groove is formed in the U-shaped hook, and a U-shaped groove is formed in one end, far away from the insulating rod, of the U-shaped hook; install in U type hook and the insulator spindle and block the mechanism, block the mechanism and include connecting rod, lead screw, block dog, adjusting knob, this device can be in the open state when hanging U type hook on high tension transmission line through the cooperation of blocking dog, lead screw, connecting rod, adjusting knob etc. of blocking the mechanism, after the couple finishes, rotate the adjusting knob again and make U type hook closure through blocking the dog to prevent that U type hook from dropping from high tension transmission line, increase stability and security, avoid the spring to lose elasticity and can't press from both sides tightly high tension transmission line, can be better face adverse circumstances.

Description

Special high-voltage transmission line grounding device for angle steel tower

Technical Field

The utility model mainly relates to the technical field of high-voltage line grounding, in particular to a special high-voltage power line grounding device for an angle steel tower.

Background

The angle steel tower is used for erecting high-voltage transmission lines, and is large in size and high in height, a grounding system is required to be installed at the bottom of the angle steel tower, and lightning current can be smoothly led into the ground when the angle steel tower or the transmission line encounters lightning stroke.

The high-voltage grounding wire is mostly hung on the high-voltage wire with the hook at one end contacted with the high-voltage wire, the clamping device is also limited by the spring, the spring is used for a long time to lose elasticity, the high-voltage wire cannot be clamped, the high-voltage wire is mostly outdoor, the situation that the high-voltage wire falls off easily when encountering severe weather is avoided, and the clamping device is inconvenient to use for users.

Disclosure of Invention

The utility model mainly provides a special high-voltage transmission line grounding device for an angle steel tower, which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the special high-voltage transmission line grounding device for the angle steel tower comprises a U-shaped hook and an insulating rod, wherein the insulating rod is of a hollow structure, an adjusting slot hole is formed in the bottom area of the front side of the insulating rod, one end of the U-shaped hook is connected with the insulating rod, a sliding groove is formed in the connecting position of the end of the U-shaped hook, and a U-shaped groove is formed in one end, far away from the insulating rod, of the U-shaped hook;

the U-shaped hook is characterized in that a blocking mechanism is arranged in the U-shaped hook and the insulating rod, the blocking mechanism comprises a connecting rod arranged in the insulating rod, a screw rod with one end connected with the connecting rod and the other end connected with the inner wall of one end of the top of the U-shaped groove in a rotating mode, a blocking block arranged on the screw rod in a sleeved mode and an adjusting button connected with the bottom of the screw rod and located in an adjusting groove hole area, and the tail end of the blocking block is in contact with the inner wall of the U-shaped groove.

Further, a rubber handle sleeve is sleeved at the bottom of the insulating rod, and anti-slip stripes are arranged on the rubber handle sleeve.

Further, arc-shaped metal elastic sheets are symmetrically arranged in the U-shaped hook.

Further, the connecting rod is a hollow polyethylene straight rod, and anti-skid stripes are arranged on the adjusting buttons.

Further, two inner walls of the sliding groove are provided with arc-shaped strips, and arc-shaped notches matched with the arc-shaped strips are formed in two sides of one end of the sliding groove.

Further, the top inner wall of the adjusting slot hole is provided with an accommodating groove, a closing cover is slidably arranged in the accommodating groove, a baffle is arranged at the center of the bottom of the outer side of the closing cover, and the length of the closing cover is larger than that of the adjusting slot hole.

Further, the outside of U type hook is installed the conducting block, be connected with the butterfly bolt through the internal and external screw thread mode on the conducting block, the restriction ring is installed to the bottom of butterfly bolt.

Compared with the prior art, the utility model has the beneficial effects that:

this device is through the cooperation of blocking dog, lead screw, connecting rod, the assembly such as adjusting knob of blocking mechanism, can be when hanging U type on high tension transmission line, and U type hook is in the open state, and after the couple finishes, it makes U type hook closure to rotate the adjusting knob again through blocking dog to prevent that U type hook from dropping from high tension transmission line, increase stability and security, avoid the spring to lose elasticity and can't press from both sides tightly high tension transmission line, can be better face adverse circumstances.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a U-shaped hook and an insulating rod of the present utility model;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is a schematic view of a blocking mechanism according to the present utility model;

fig. 5 is a schematic view of the structure of the butterfly bolt of the present utility model.

In the figure: 10. a U-shaped hook; 11. a sliding groove; 12. a U-shaped groove; 20. an insulating rod; 21. adjusting the slotted hole; 22. a receiving groove; 23. closing the cover; 24. a baffle; 30. a blocking mechanism; 31. a blocking piece; 32. a screw rod; 33. a connecting rod; 34. an adjusting knob; 40. a rubber handle sleeve; 50. a conductive block; 51. a butterfly bolt; 52. a confinement ring; 60. a metal spring plate.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

1-5, please focus on the drawings, the special high-voltage transmission line grounding device for the angle steel tower comprises a U-shaped hook 10 and an insulating rod 20, wherein the insulating rod 20 is of a hollow structure, an adjusting slot 21 is arranged in the bottom area of the front side, one end of the U-shaped hook 10 is connected with the insulating rod 20, a sliding groove 11 is arranged at the connecting position, and a U-shaped groove 12 is arranged at one end of the U-shaped hook 10 far away from the insulating rod 20;

the U-shaped hook 10 and the insulating rod 20 are internally provided with a blocking mechanism 30, the blocking mechanism 30 comprises a connecting rod 33 arranged in the insulating rod 20, a screw rod 32 with one end connected with the connecting rod 33 and the other end rotationally connected with the inner wall of one end of the top of the U-shaped groove 12, a blocking block 31 internally provided with a screw nut and sleeved on the screw rod 32, and an adjusting button 34 connected with the bottom of the screw rod 32 and positioned in the area of the adjusting slot hole 21, wherein the tail end of the blocking block 31 is contacted with the inner wall of the U-shaped groove 12.

Specifically, referring to fig. 1, a rubber grip 40 is sleeved at the bottom of the insulating rod 20, and anti-skid stripes are arranged on the rubber grip 40;

in this embodiment, it should be noted that the rubber grip sleeve 40 can be used for better gripping by a worker, and at the same time, the U-shaped hook 10 is hung on a high voltage power line.

Further, an arc-shaped metal elastic sheet 60 is symmetrically arranged in the U-shaped hook 10;

in this embodiment, it should be noted that the metal elastic sheet 60 has a certain elasticity, so that the high voltage power transmission line in the U-shaped hook 10 can be ensured to be in contact with the metal elastic sheet 60 stably, and then the power is supplied to the U-shaped hook 10.

Specifically, referring to fig. 4, the connecting rod 33 is a hollow polyethylene straight rod, and the adjusting knob 34 is provided with anti-slip stripes;

in this embodiment, it should be noted that, the polyethylene straight rod has insulation property on one hand, so that the operator can safely operate, meanwhile, the cost of the polyethylene straight rod is lower, and the polyethylene straight rod is light and convenient, so that the operator can safely construct, and the anti-slip stripes on the adjusting knob 34 can be convenient for the operator to rotate under the condition of wearing the insulating glove.

Specifically, referring to fig. 2 and fig. 4, the two inner walls of the sliding groove 11 are provided with arc-shaped strips, and the two sides of the blocking block 31 at one end of the sliding groove 11 are provided with arc-shaped notches adapted to the arc-shaped strips;

in this embodiment, it should be noted that, by matching the arc-shaped strip in the sliding groove 11 with the arc-shaped notch of the blocking block 31, the blocking block 31 can slide in the sliding groove 11 more firmly, so that the end of the blocking block 31 can be inserted into the U-shaped groove 12 smoothly, and then the closing of the U-shaped hook 10 is completed, and the grounding device is prevented from falling off effectively.

Specifically, referring to fig. 3, an accommodating groove 22 is formed in the top inner wall of the adjusting slot 21, a closing cover 23 is slidably mounted in the accommodating groove 22, a blocking piece 24 is disposed in the center of the bottom outside the closing cover 23, and the length of the closing cover 23 is greater than that of the adjusting slot 21;

in this embodiment, it should be noted that, after the adjustment of the adjustment knob 34 is completed, the slidable closing cover 23 closes the adjustment slot 21, preventing the adjustment knob 34 from being touched by mistake, and preventing the external environment from affecting the adjustment knob 34, while the blocking piece 24 prevents the closing cover 23 from being fully retracted into the accommodation slot 22, and the length of the closing cover 23 is set to ensure that it is not separated from the area of the adjustment slot 21.

Specifically, referring to fig. 5, a conductive block 50 is mounted on the outer side of the U-shaped hook 10, a butterfly bolt 51 is connected to the conductive block 50 in an internal and external thread manner, and a limiting ring 52 is mounted at the bottom of the butterfly bolt 51;

in this embodiment, the ground wire is installed between the butterfly bolt 51 and the conductive block 50, so that the butterfly bolt 51 can be fastened and fixed, and the restriction ring 52 can prevent the butterfly bolt 51 from falling from the conductive block 50, thereby preventing the loss of parts.

The specific operation mode of the utility model is as follows:

firstly, a worker connects a ground wire with a butterfly bolt 51 on a conductive block 50, then connects one end of the ground wire, then sleeves the U-shaped hook 10 on a high-voltage power transmission line, then rotates an adjusting button 34, further rotates a connecting rod 33 and a screw rod 32, moves a blocking block 31 towards the top, and finally displaces the tail end of the blocking block 31 to the inside of a U-shaped groove 12, so that the U-shaped hook 10 is sealed, the high-voltage power transmission line cannot fall off from the U-shaped hook 10, the stability and the safety can be improved, and then the closing cover 23 is closed.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims (7)

1. The special high-voltage transmission line grounding device for the angle steel tower comprises a U-shaped hook (10) and an insulating rod (20), and is characterized in that the insulating rod (20) is of a hollow structure, an adjusting slot hole (21) is formed in the bottom area of the front side of the insulating rod, one end of the U-shaped hook (10) is connected with the insulating rod (20), a sliding groove (11) is formed in the connecting position of the end of the U-shaped hook, which is far away from the insulating rod (20), of the U-shaped hook (10), and a U-shaped groove (12) is formed in one end of the U-shaped hook;

install in U type hook (10) and insulator spindle (20) and block mechanism (30), block mechanism (30) including install inside connecting rod (33) of insulator spindle (20), one end with connecting rod (33) are connected and the other end is connected with screw (32) of U type groove (12) top one end inner wall rotation, inside be provided with the screw and cover block piece (31) on screw (32), with screw (32) bottom is connected and is located adjusting knob (34) in adjusting slot hole (21) region, the end of block piece (31) contacts with U type groove (12) inner wall.

2. The high-voltage transmission line grounding device special for the angle steel tower according to claim 1, wherein a rubber handle sleeve (40) is sleeved at the bottom of the insulating rod (20), and anti-skid stripes are arranged on the rubber handle sleeve (40).

3. The grounding device for the high-voltage transmission line special for the angle steel tower according to claim 1, wherein arc-shaped metal spring plates (60) are symmetrically arranged in the U-shaped hooks (10).

4. The high-voltage transmission line grounding device special for the angle steel tower according to claim 1, wherein the connecting rod (33) is a hollow polyethylene straight rod, and the adjusting button (34) is provided with anti-skid stripes.

5. The high-voltage transmission line grounding device special for the angle steel tower according to claim 1, wherein arc-shaped strips are arranged on two inner walls of the sliding groove (11), and arc-shaped notches matched with the arc-shaped strips are arranged on two sides of one end of the sliding groove (11) of the blocking block (31).

6. The special high-voltage transmission line grounding device for the angle steel tower according to claim 1, wherein an accommodating groove (22) is formed in the inner wall of the top of the adjusting groove hole (21), a closing cover (23) is slidably installed in the accommodating groove (22), a blocking piece (24) is arranged in the center of the outer bottom of the closing cover (23), and the length of the closing cover (23) is larger than that of the adjusting groove hole (21).

7. The special high-voltage transmission line grounding device for the angle steel tower according to claim 1, wherein a conductive block (50) is arranged on the outer side of the U-shaped hook (10), a butterfly bolt (51) is connected to the conductive block (50) in an internal and external thread mode, and a limiting ring (52) is arranged at the bottom of the butterfly bolt (51).