CN212991355U

CN212991355U - Transmission line iron tower earthing device

Info

Publication number: CN212991355U
Application number: CN202022230900.9U
Authority: CN
Inventors: 杨建新; 窦砚林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-04-16
Anticipated expiration: 2030-10-09

Abstract

The utility model provides a transmission line iron tower earthing device. This transmission line iron tower earthing device includes base, protection machanism and fixed establishment, the outside of ground connection downlead is provided with protection machanism, protection machanism's inside is provided with fixed establishment, protection machanism includes protecting box, first recess, worm wheel, threaded rod, screw thread post, draw-in groove and knob, the bottom of protecting box and the top fixed connection of base, first recess has been seted up at the top of protecting box, the inner chamber of first recess is rotated with the outside of worm and is connected, the outside of worm is connected with the outside meshing of worm wheel, the axle center department of worm wheel and the outside fixed connection of threaded rod, the outside of threaded rod and the outside threaded connection of screw thread post. The utility model provides a pair of transmission line iron tower earthing device has and is convenient for fix the advantage that just can effectively protect to the earth wire.

Description

Transmission line iron tower earthing device

Technical Field

The utility model relates to a transmission line field especially relates to a transmission line iron tower earthing device.

Background

The transmission line is usually composed of foundation base, tower or iron tower (including stay wire), insulator, hardware, wire, ground wire (also called lightning wire) and earthing device, etc. the transmission line iron tower is a tower-shaped building for power transmission, its structure is characterized by that all tower types are space truss structure, the rod member is mainly formed from single equilateral angle steel or combined angle steel, the connection between rod members adopts crude bolt, and is connected by means of bolt shearing force, the whole tower is formed from angle steel, connecting steel plate and bolt, and the individual components, such as tower foot, etc. are welded into a combined member by several steel plates, and the earthing device of the transmission line iron tower is the channel for discharging thunder and lightning into the ground, and its earthing property is directly related to the line equipment insulation and line lightning stroke tripping rate, and its earthing protection is an important technical measure for preventing personal electric shock accident and ensuring normal operation of electric equipment.

At present, some current transmission line iron tower earthing device are when using, because be not convenient for fix the earth wire, and can not carry out effectual protection, have leaded to debris such as dust can be stifled die with the fixed department, are not convenient for overhaul and the dismantlement in later stage is changed, have influenced normal use.

Therefore, there is a need to provide a new grounding device for a power transmission line tower to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a transmission line iron tower earthing device with be convenient for fix the earth wire and can effectively protect.

The utility model provides a pair of transmission line iron tower earthing device includes base, protection machanism and fixed establishment, the top of base is provided with the ground connection downlead, the outside of ground connection downlead is provided with protection machanism, protection machanism's inside is provided with fixed establishment, protection machanism includes protecting box, first recess, worm wheel, threaded rod, screw thread post, draw-in groove and knob, the bottom of protecting box and the top fixed connection of base, first recess has been seted up at the top of protecting box, the inner chamber of first recess is rotated with the outside of worm and is connected, the outside of worm meshes with the outside of worm wheel and is connected, the axle center department of worm wheel and the outside fixed connection of threaded rod, the outside of threaded rod and the outside threaded connection of screw thread post.

Preferably, the fixing mechanism comprises a second groove and a fixing bolt, the second groove is formed in two sides of the protective box, and the outer side of the fixing bolt is in threaded connection with the top of the base.

Preferably, the clamping groove has all been seted up to the both sides of protective housing inner wall, the outside of screw thread post and the inside joint of clamping groove.

Preferably, one end of the worm penetrates through the inner cavity of the first groove and is fixedly connected with a knob, and anti-skid grains are arranged on the outer side of the knob.

Preferably, the bottom of the threaded column is fixedly connected with a connecting rod, and one end, far away from the threaded column, of the connecting rod is fixedly connected with a pulley.

Preferably, the bottom of the inner cavity of the first groove is provided with a sliding groove matched with the pulley, and the outer side of the pulley is connected with the inner wall of the sliding groove in a sliding manner.

Compared with the prior art, the utility model provides a pair of transmission line iron tower earthing device has following beneficial effect:

the utility model provides a transmission line iron tower earthing device, through setting up second recess and fixing bolt, can be convenient for fix the ground connection downlead, and through setting up the protecting box, first recess, the worm wheel, the threaded rod, the screw thread post, draw-in groove and knob, can be convenient for protect the fixed department, effectually prevented debris such as dust can block up the fixed department, some current transmission line iron tower earthing device when using have been solved, because be not convenient for fix the earth wire, and can not carry out effectual protection, it can block up the fixed department to have leaded to debris such as dust, be not convenient for overhaul and the dismantlement change in later stage, the problem of normal use has been influenced.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a grounding device for an iron tower of a power transmission line provided by the present invention;

fig. 2 is a structural side view of the power transmission line tower grounding device shown in fig. 1;

FIG. 3 is a schematic structural view of the protective enclosure of FIG. 1;

fig. 4 is an enlarged view of the structure at a in fig. 2.

Reference numbers in the figures: 1. a base; 2. a down conductor; 3. a protection mechanism; 31. a protective box; 32. a first groove; 33. a worm; 34. a worm gear; 35. a threaded rod; 36. a threaded post; 37. a card slot; 38. a knob; 4. a connecting rod; 5. a pulley; 6. a chute; 7. a fixing mechanism; 71. a second groove; 72. and (5) fixing the bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, in which fig. 1 is a schematic structural diagram of a grounding device for an iron tower of a power transmission line according to a preferred embodiment of the present invention, fig. 2 is a side structural view of the grounding device for an iron tower of a power transmission line shown in fig. 1, fig. 3 is a schematic structural diagram of a protection box shown in fig. 1, and fig. 4 is an enlarged schematic structural diagram of a point a shown in fig. 2. A power transmission line iron tower grounding device comprises:

the base 1, the top of base 1 is provided with ground connection downlead 2, and the outside of ground connection downlead 2 is provided with protection machanism 3, and protection machanism 3's inside is provided with fixed establishment 7.

In the specific implementation process, as shown in fig. 1 and 4, the protection mechanism 3 includes a protection box 31, a first groove 32, a worm 33, a worm wheel 34, a threaded rod 35, a threaded column 36, a clamping groove 37 and a knob 38, the bottom of the protection box 31 is fixedly connected with the top of the base 1, the top of the protection box 31 is provided with the first groove 32, an inner cavity of the first groove 32 is rotatably connected with the outer side of the worm 33, the outer side of the worm 33 is engaged with the outer side of the worm wheel 34, the axial center of the worm wheel 34 is fixedly connected with the outer side of the threaded rod 35, and the outer side of the threaded rod 35 is in threaded connection with the outer side of the threaded column 36.

Referring to fig. 3, the protective box 31 has slots 37 on both sides of its inner wall, and the outer side of the threaded post 36 is engaged with the inner portions of the slots 37.

Referring to fig. 4, one end of the worm 33 penetrates through the inner cavity of the first groove 32 and is fixedly connected with a knob 38, and the outer side of the knob 38 is provided with anti-skid threads.

It should be noted that: through setting up with draw-in groove 37, the inside of 36 joint of screw thread post and draw-in groove 37 of being convenient for, and then can carry out the shutoff to second recess 71, played the safeguard effect, through setting up knob 38, but convenient to use person rotates convenient to operate through rotating knob 38 and driving worm 33.

Referring to fig. 3, the fixing mechanism 7 includes a second groove 71 and a fixing bolt 72, the second groove 71 is disposed at both sides of the shield case 31, and the outer side of the fixing bolt 72 is threadedly coupled to the top of the base 1.

It should be noted that: by providing the second groove 71 and the fixing bolt 72, the fixing of the ground down conductor 2 can be facilitated.

Referring to fig. 4, a connecting rod 4 is fixedly connected to the bottom of the threaded column 36, and a pulley 5 is fixedly connected to one end of the connecting rod 4 far away from the threaded column 36.

Referring to fig. 4, a chute 6 matched with the pulley 5 is formed at the bottom of the inner cavity of the first groove 32, and the outer side of the pulley 5 is slidably connected with the inner wall of the chute 6.

It should be noted that: through setting up connecting rod 4 and pulley 5, can be convenient for screw thread post 36 removes, through setting up spout 6, can be convenient for pulley 5 removes, and then can improve the stability of screw thread post 36 when removing.

The utility model provides a pair of transmission line iron tower earthing device's theory of operation as follows:

when using, at first place the top of base 1 with ground connection downlead 2, through setting up protective housing 31 at the top of ground connection downlead 2, through fixing bolt 72 in the inside of second recess 71, can be convenient for fix ground connection downlead 2, rethread rotates knob 38 and drives worm 33 and rotate, worm 33 can drive worm wheel 34 and rotate, worm wheel 34 can drive threaded rod 35 and rotate, threaded rod 35 can drive threaded post 36 and remove, can remove threaded post 36 to the inside of draw-in groove 37 and carry out the shutoff to second recess 71, can be convenient for carry out effectual protection to fixing bolt 72.

the utility model provides a transmission line iron tower earthing device, through setting up second recess 71 and fixing bolt 72, can be convenient for fix ground connection downlead 2, and through setting up protecting box 31, first recess 32, worm 33, worm wheel 34, threaded rod 35, threaded post 36, draw-in groove 37 and knob 38, can be convenient for protect the fixed department, effectually prevent debris such as dust can be stifled died the fixed department, some current transmission line iron tower earthing device when using have been solved, because be not convenient for fix the earth wire, and can not carry out effectual protection, debris such as dust can be stifled died the fixed department, be not convenient for overhaul and the dismantlement in later stage is changed, the problem of normal use has been influenced.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a transmission line iron tower earthing device which characterized in that includes:

the grounding device comprises a base (1), wherein a grounding down lead (2) is arranged at the top of the base (1), a protection mechanism (3) is arranged on the outer side of the grounding down lead (2), and a fixing mechanism (7) is arranged in the protection mechanism (3);

protection machanism (3), protection machanism (3) are including guard box (31), first recess (32), worm (33), worm wheel (34), threaded rod (35), screw post (36), draw-in groove (37) and knob (38), the top fixed connection of the bottom of guard box (31) and base (1), first recess (32) have been seted up at the top of guard box (31), the inner chamber of first recess (32) is rotated with the outside of worm (33) and is connected, the outside of worm (33) is connected with the outside meshing of worm wheel (34), the axle center department of worm wheel (34) and the outside fixed connection of threaded rod (35), the outside of threaded rod (35) and the outside threaded connection of screw post (36).

2. The power transmission line tower grounding device according to claim 1, wherein the fixing mechanism (7) comprises a second groove (71) and a fixing bolt (72), the second groove (71) is arranged on two sides of the protective box (31), and the outer side of the fixing bolt (72) is in threaded connection with the top of the base (1).

3. The power transmission line iron tower grounding device according to claim 1, wherein clamping grooves (37) are formed in two sides of the inner wall of the protective box (31), and the outer side of the threaded column (36) is clamped with the inner parts of the clamping grooves (37).

4. The grounding device for the power transmission line iron tower as claimed in claim 1, wherein one end of the worm (33) penetrates through an inner cavity of the first groove (32) and is fixedly connected with a knob (38), and anti-skid threads are arranged on the outer side of the knob (38).

5. The grounding device for the power transmission line iron tower as claimed in claim 1, wherein a connecting rod (4) is fixedly connected to the bottom of the threaded column (36), and a pulley (5) is fixedly connected to one end, far away from the threaded column (36), of the connecting rod (4).

6. The grounding device for the power transmission line iron tower as claimed in claim 5, wherein a sliding groove (6) matched with the pulley (5) is formed in the bottom of the inner cavity of the first groove (32), and the outer side of the pulley (5) is in sliding connection with the inner wall of the sliding groove (6).