CN213424732U

CN213424732U - Long-rod-shaped porcelain insulator for overhead line

Info

Publication number: CN213424732U
Application number: CN202022014128.7U
Authority: CN
Inventors: 王自发
Original assignee: Jurong Ctiy Kate Electric Co ltd
Current assignee: Jurong Ctiy Kate Electric Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-11
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a long-rod-shaped porcelain insulator for an overhead line, which comprises a first plate body, wherein a first rod body is welded on one side of the first plate body, a first through hole is formed in the upper surface of the first plate body, a support column is arranged inside the first through hole, a porcelain bottle is uniformly and fixedly connected to the outer side wall of the support column, the porcelain bottle is positioned on the lower surface of the first plate body, and a second plate body is welded at one end of the support column; the cable is because of receiving external force factor and taking place to rock, the cable drives the motion of fourth plate body, the fourth plate body drives square pole and swings at logical inslot, and then make square pole drive the spring that the second body of rod extrudeed its both ends, utilize the elastic potential energy of spring to cushion it, damping pad in the first casing can cushion the consumption to rocking of cable arbitrary direction, drive the motion of insulator along vertical direction through the bumper shock absorber to the cable and consume, and then the security of insulator has been guaranteed, finally the change cycle of insulator has been prolonged, construction and maintenance cost has been reduced.

Description

Long-rod-shaped porcelain insulator for overhead line

Technical Field

The utility model relates to an insulator technical field specifically is a long clavate porcelain insulator for overhead line.

Background

The overhead line is a power line which is erected on the ground and insulated by using an insulator and air, and compared with an underground power transmission line, the overhead line is low in construction cost, short in construction period and easy to overhaul and maintain, so that overhead line power transmission is a main power transmission mode adopted since the development of the power industry, and the insulator in the overhead line is an important component of a supporting line.

The existing overhead line is convenient to erect and maintain and low in cost, but is easily damaged by weather, environment and external force, so that the porcelain insulation part of the insulator is cracked or damaged, the insulator is further subjected to voltage breakdown, and finally danger is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overhead line is with long clavate porcelain insulator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a long-rod-shaped porcelain insulator for an overhead line comprises a first plate body, wherein a first rod body is welded on one side of the first plate body, a first through hole is formed in the upper surface of the first plate body, a strut is arranged inside the first through hole, porcelain bottles are evenly and fixedly connected to the outer side wall of the strut and are located on the lower surface of the first plate body, a second plate body is welded at one end of the strut, two shock absorbers are symmetrically and fixedly connected to the lower surface of the second plate body and are located on two sides of the strut, a third plate body is welded at the other end of the strut, a first shell is sleeved on the outer side wall of the third plate body, a second through hole is formed in the upper surface of the first shell, the strut penetrates through the second through hole, a damping pad is bonded on the inner side wall of the first shell, and the inner side wall of the damping pad is bonded on the outer side wall of the, the lower fixed surface of first casing is connected with the second casing, two springs of the inside wall symmetry fixedly connected with of second casing, two the adjacent one end fixedly connected with second body of rod of spring, the lateral wall welding of the second body of rod has square pole, logical groove has been seted up to the lower surface of second casing, square pole is kept away from the one end of the second body of rod runs through logical inslot portion, the below symmetry of second casing is equipped with two fourth plate bodys, two first recesses have been seted up to the upper surface symmetry of fourth plate body, the inside wall of first recess rotate through the pivot connect in one side of square pole, two adjacent one side symmetry of fourth plate body has seted up two second recesses, the inside wall of second recess bonds and has the first insulation layer, the inboard laminating on first insulation layer has the cable.

As further preferable in the present technical solution: one the lower fixed surface of fourth plate body is connected with the son and detains, another the lower fixed surface of fourth plate body is connected with the box, the son detain with the box buckle is connected.

As further preferable in the present technical solution: the ball is evenly installed to the inside wall of first through-hole, the lateral wall roll connection of ball in the lateral wall of pillar.

As further preferable in the present technical solution: the bottom of bumper shock absorber passes through bolt fixedly connected with fixed plate, the lower surface of fixed plate weld in the upper surface of first plate body.

As further preferable in the present technical solution: the waterproof layer is bonded on the upper surface of the first plate body, and the outer side wall of the porcelain bottle is coated with a second insulating layer.

As further preferable in the present technical solution: the lower surface welding of first plate body has the bracing piece, the bracing piece is kept away from the one end fixed connection of first plate body in the lateral wall of the first body of rod.

Compared with the prior art, the beneficial effects of the utility model are that: the cable is because of receiving external force factor and taking place to rock, the cable drives the motion of fourth plate body, the fourth plate body drives square pole and swings at logical inslot, and then make square pole drive the spring that the second body of rod extrudeed its both ends, utilize the elastic potential energy of spring to cushion it, damping pad in the first casing can cushion the consumption to rocking of cable arbitrary direction, drive the motion of insulator along vertical direction through the bumper shock absorber to the cable and consume, and then the security of insulator has been guaranteed, the life of insulator has been prolonged, finally the change cycle of insulator has been prolonged, the construction and maintenance cost is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is the utility model discloses a square pole and fourth plate body connection structure sketch map.

In the figure: 1. a first plate body; 2. a first rod body; 3. a first through hole; 4. a pillar; 5. a porcelain bottle; 6. a second plate body; 7. a shock absorber; 8. a third plate body; 9. a damping pad; 10. a first housing; 11. a second through hole; 12. a second housing; 13. a through groove; 14. a spring; 15. a second rod body; 16. a square rod; 17. a fourth plate body; 18. a first groove; 19. a rotating shaft; 20. a second groove; 21. a first insulating layer; 22. a cable; 23. a sub-buckle; 24. a female buckle; 25. a ball bearing; 26. a fixing plate; 27. a bolt; 28. a waterproof layer; 29. a support bar; 30. a second insulating layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a long-rod-shaped porcelain insulator for an overhead line comprises a first plate body 1, wherein a first rod body 2 is welded on one side of the first plate body 1, a first through hole 3 is formed in the upper surface of the first plate body 1, a support column 4 is arranged inside the first through hole 3, porcelain bottles 5 are uniformly and fixedly connected to the outer side wall of the support column 4, the porcelain bottles 5 are positioned on the lower surface of the first plate body 1, a second plate body 6 is welded at one end of the support column 4, two shock absorbers 7 are symmetrically and fixedly connected to the lower surface of the second plate body 6 and positioned on two sides of the support column 4, a third plate body 8 is welded at the other end of the support column 4, a first shell 10 is sleeved on the outer side wall of the third plate body 8, a second through hole 11 is formed in the upper surface of the first shell 10, the support column 4 penetrates through the second through hole 11, a damping pad 9 is bonded on the inner side wall of the first shell 10, the inner side wall of the damping pad, two springs 14 of inside wall symmetry fixedly connected with of second casing 12, the one end fixedly connected with second body of rod 15 that two springs 14 are adjacent, the lateral wall welding of the second body of rod 15 has square pole 16, logical groove 13 has been seted up to the lower surface of second casing 12, square pole 16 is kept away from the one end of the second body of rod 15 and is run through inside logical groove 13, the below symmetry of second casing 12 is equipped with two fourth plate bodys 17, two first recesses 18 have been seted up to the upper surface symmetry of two fourth plate bodys 17, the inside wall of first recess 18 rotates through pivot 19 and connects in one side of square pole 16, two second recesses 20 have been seted up to the adjacent one side symmetry of two fourth plate bodys 17, the inside wall bonding of second recess 20 has first insulation layer 21, the inboard laminating on first insulation layer 21 has cable 22.

In this embodiment, specifically: the lower surface of one fourth plate body 17 is fixedly connected with a sub-button 23, the lower surface of the other fourth plate body 17 is fixedly connected with a female button 24, and the sub-button 23 is connected with the female button 24 in a buckling manner; the provision of the male and

female clasps

23 and 24 ensures that the two fourth plates 17 grip the cable 22 and prevent the cable 22 from being released from the restriction of the device.

In this embodiment, specifically: the inner side wall of the first through hole 3 is uniformly provided with balls 25, and the outer side wall of each ball 25 is connected with the outer side wall of the corresponding strut 4 in a rolling manner; the provision of the balls 25 reduces the friction between the first plate 1 and the support 4, thereby increasing the service life of the device.

In this embodiment, specifically: the bottom of the shock absorber 7 is fixedly connected with a fixing plate 26 through a bolt 27, and the lower surface of the fixing plate 26 is welded on the upper surface of the first plate body 1; the provision of the bolts 27 and the fixing plate 26 facilitates easy removal when the shock absorber 7 needs to be repaired or replaced.

In this embodiment, specifically: waterproof layers 28 are bonded on the upper surfaces of the second plate body 6 and the first plate body 1, and a second insulating layer 30 is coated on the outer side wall of the porcelain bottle 5; the waterproof layer 28 is arranged, so that accumulated water can be prevented from corroding the device, and the maintenance period of the device is further prolonged; the second insulating layer 30 can increase the anti-pollution and anti-pollution performance of the porcelain insulator 5, thereby ensuring the safety of the insulator.

In this embodiment, specifically: a support rod 29 is welded on the lower surface of the first plate body 1, and one end of the support rod 29 far away from the first plate body 1 is fixedly connected to the outer side wall of the first rod body 2; the support rod 29 can increase the stability of the first board 1, and thus the reliability of the device.

In this embodiment, the shock absorber 7 is of the type AC 0806-2.

Working principle or structural principle, when in use, when the cable 22 is shaken due to external force, the cable 22 drives the fourth plate 17 to vibrate at the joint of the fourth plate 17, and further the fourth plate 17 rotates around the rotating shaft 19 to a small extent, when the vibration amplitude is too large, the two fourth plates 17 drive the square rod 16 to swing, the square rod 16 drives the second rod 15 to slide on the inner side wall of the second shell 12, the second rod 15 extrudes the springs 14 at the two ends of the second rod, the horizontal direction of the cable 22 is buffered under the combined action of the second shell 12 and the second rod 15, when the cable 22 vibrates in the vertical direction, the cable 22 pulls the fourth plate 17 to move, the fourth plate 17 pulls the second rod 15 to move through the square rod 16, the second rod 15 pulls the second shell 12 to move, and further the second shell 12 pulls the first shell 10 to move, the inside damping pad 9 that bonds of first casing 10 can cushion some vibrations, third plate body 8 is the circular plate body, the shape and its adaptation of damping pad 9, make damping pad 9 not only can cushion the vibrations of vertical direction, can also consume the vibrations of arbitrary direction in the horizontal plane, when the amplitude of vertical direction is too big, 8 pulling pillar 4 upward movements of third plate body, pillar 4 is with ball 25 roll connection in first through-hole 3, the frictional force between pillar 4 and the first plate body 1 has been reduced, pillar 4 top welded second plate body 6 extrusion bumper shock absorber 7, bumper shock absorber 7 consumes the vibrations of vertical direction, through three kinds of modes, slow down the vibrations of cable 22, not only guarantee the stability of this device, cable 22's safety has still been protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A long-rod-shaped porcelain insulator for an overhead line comprises a first plate body (1), and is characterized in that: the novel ceramic tile is characterized in that a first rod body (2) is welded on one side of a first plate body (1), a first through hole (3) is formed in the upper surface of the first plate body (1), a strut (4) is arranged inside the first through hole (3), porcelain bottles (5) are evenly and fixedly connected to the outer side wall of the strut (4), the porcelain bottles (5) are located on the lower surface of the first plate body (1), a second plate body (6) is welded on one end of the strut (4), two shock absorbers (7) are symmetrically and fixedly connected to the lower surface of the second plate body (6) and located on two sides of the strut (4), a third plate body (8) is welded on the other end of the strut (4), a first shell (10) is sleeved on the outer side wall of the third plate body (8), a second through hole (11) is formed in the upper surface of the first shell (10), and the strut (4) penetrates through the second through hole (11), the damping plate is characterized in that a damping pad (9) is bonded on the inner side wall of the first shell (10), the inner side wall of the damping pad (9) is attached to the outer side wall of the third plate body (8), the lower surface of the first shell (10) is fixedly connected with a second shell (12), the inner side wall of the second shell (12) is symmetrically and fixedly connected with two springs (14), two adjacent ends of the springs (14) are fixedly connected with a second rod body (15), the outer side wall of the second rod body (15) is welded with a square rod (16), a through groove (13) is formed in the lower surface of the second shell (12), one end, far away from the second rod body (15), of the square rod (16) penetrates through the inside of the through groove (13), two fourth plate bodies (17) are symmetrically arranged below the second shell (12), two first grooves (18) are symmetrically formed in the upper surface of the fourth plate bodies (17), the inside wall of first recess (18) through pivot (19) rotate connect in one side of square pole (16), two second recess (20) have been seted up to the adjacent one side symmetry of fourth plate body (17), the inside wall of second recess (20) bonds and has first insulation layer (21), the inboard laminating of first insulation layer (21) has cable (22).

2. A long-rod-shaped porcelain insulator for overhead lines according to claim 1, wherein: one the lower fixed surface of fourth plate body (17) is connected with son and detains (23), another the lower fixed surface of fourth plate body (17) is connected with box (24), son detain (23) with box (24) buckle is connected.

3. A long-rod-shaped porcelain insulator for overhead lines according to claim 1, wherein: the ball bearing (25) are uniformly installed on the inner side wall of the first through hole (3), and the outer side wall of the ball bearing (25) is connected to the outer side wall of the strut (4) in a rolling mode.

4. A long-rod-shaped porcelain insulator for overhead lines according to claim 1, wherein: the bottom of bumper shock absorber (7) passes through bolt (27) fixedly connected with fixed plate (26), the lower surface of fixed plate (26) weld in the upper surface of first plate body (1).

5. A long-rod-shaped porcelain insulator for overhead lines according to claim 1, wherein: the waterproof layer (28) is bonded on the upper surface of the second plate body (6) and the upper surface of the first plate body (1), and the outer side wall of the porcelain bottle (5) is coated with a second insulating layer (30).

6. A long-rod-shaped porcelain insulator for overhead lines according to claim 1, wherein: the lower surface welding of first plate body (1) has bracing piece (29), bracing piece (29) are kept away from the one end fixed connection of first plate body (1) in the lateral wall of the first body of rod (2).