CN216289501U

CN216289501U - Lightning rod for communication tower

Info

Publication number: CN216289501U
Application number: CN202122953459.1U
Authority: CN
Inventors: 曹沛; 贾青涛
Original assignee: Shandong P&t Planning And Designing Institute Co ltd
Current assignee: Shandong P&t Planning And Designing Institute Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-12
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a lightning rod for a communication iron tower, which belongs to the technical field of lightning rods and comprises a metal rod, wherein a lightning receptor is detachably arranged at the top of the metal rod, the middle part of the metal rod is rotatably connected with an elastic device through a hinge device, the elastic device comprises an upper rod, a spring and a lower sleeve, the upper part of the outer side wall of the upper rod is sleeved with the spring, the lower part of the outer side wall of the upper rod is connected with the inner side wall of the lower sleeve in a sliding manner, the upper part of the outer side wall of the lower sleeve is connected with a supporting device, the supporting device comprises a first sleeve, an inclined rod and a second sleeve, two ends of the inclined rod are respectively and fixedly connected with the first sleeve and the second sleeve, and a base is arranged at the bottom of the metal rod.

Description

Lightning rod for communication tower

Technical Field

The utility model relates to the field of lightning rods, in particular to a lightning rod for a communication iron tower.

Background

A lightning rod, also called lightning rod, is a device for protecting buildings, tall trees and so on from lightning stroke, a lightning receptor is installed on the top of the protected object, the lightning rod is connected with a drainage earth net buried underground by a wire meeting the specification, the specification of the lightning rod must meet the national standard, the height specification of the lightning rod required by each lightning protection category is different, when thundercloud discharges to be close to the top plane of a communication iron tower, the top of the lightning rod makes the top plane electric field of the communication iron tower distorted, a space with concentrated local electric field is formed on the top of the lightning rod, so as to influence the development direction of lightning leading discharge, the lightning is guided to discharge to the lightning rod, and then the lightning current is led into the ground through a grounding down lead and a grounding device, thereby preventing the protected object from lightning stroke.

The existing lightning rod for the communication iron tower is poor in wind prevention effect, the slender lightning rod is easily blown to be bent, deformed and even broken in windy weather, the service life of the lightning rod is short, and the cost is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lightning rod for a communication iron tower, wherein an elastic device and a supporting device are arranged at the lower part of the lightning rod for the communication iron tower, so that the lightning rod has strong windproof effect, and is protected from being bent, deformed or broken by strong wind, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a lightning rod for communication tower, includes the metal pole, metal pole top demountable installation has the arrester, the metal pole middle part is rotated through articulated mounting and is connected with resilient means, resilient means includes upper boom, spring and lower cover, the spring has been cup jointed on upper boom lateral wall upper portion, upper boom lateral wall lower part sliding connection is at the lower cover inside wall, lower cover lateral wall upper portion is connected with strutting arrangement, strutting arrangement includes first sleeve pipe, down tube and second sleeve pipe, the down tube both ends are first sleeve pipe of fixedly connected with and second sleeve pipe respectively, the base is installed to the metal pole bottom, the ground connection screw has been seted up on the base surface, ground connection screw inside wall demountable installation has ground connection bolt.

As a further scheme of the utility model: the welding of metal pole top has the lower flange, the welding of arrester bottom has the upper flange, fixed screw has all been seted up on lower flange and upper flange surface, fixed screw, fixed bolt and nut demountable installation have the upper flange at the lower flange top.

As a still further scheme of the utility model: the lightning arrester comprises a needle point, a needle rod, a first bead and a second bead, wherein the needle rod is installed at the bottom of the needle point, and the first bead and the second bead are installed on the outer side wall of the needle rod.

As a still further scheme of the utility model: the hinge device comprises two lugs, a single lug and a hinge bolt, the two lugs are fixedly installed in the middle of the metal rod, the inner side walls of the two lugs are hinged to the single lug through the hinge bolt, and the single lug is fixedly installed at the top of the elastic device.

As a still further scheme of the utility model: the bottom of the elastic device is fixedly connected with a bottom foot, a grounding screw hole is formed in the surface of the bottom foot, and the inner side wall of the grounding screw hole is detachably connected with a grounding bolt.

As a still further scheme of the utility model: the base comprises a reinforcing sheet and a rectangular bottom sheet, and the top of the rectangular bottom sheet is fixedly connected with the reinforcing sheet.

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

the utility model is characterized in that the elastic device and the supporting device are arranged at the lower part of the lightning rod for the communication iron tower, the windproof effect is strong, the lightning rod is protected from being bent and deformed or broken by strong wind, in windy weather, the lightning receptor and the metal rod are blown in one direction by the strong wind, the elastic device is arranged below the metal rod, the elastic device and the top plane of the communication iron tower form a triangle, the middle part of the elastic device is connected with the metal rod through the supporting device, the metal rod, the elastic device and the supporting device form a triangle, the supporting device, the elastic device and the top plane of the communication iron tower also form a triangle, the triangle has stability and stably supports the metal rod to prevent the metal rod from being deformed, when the lightning receptor and the metal rod are blown in one direction, the elastic device in the direction is compressed and shortened, the upper rod slides towards the inner side wall of the lower sleeve, the spring is compressed and shortened, and a certain elastic deformation space is provided for the lightning receptor and the metal rod, meanwhile, the resilience force of the spring enables the elastic device to have the resilience resetting trend, namely a certain force is used for supporting the metal rod to have the tendency of resetting the metal rod, so that the metal rod is prevented from being blown, bent, deformed or broken by strong wind, the service life is long, and the problems that the existing lightning rod for the communication iron tower is poor in windproof effect, and the slender lightning rod is easily blown, bent, deformed or even broken in windy weather are solved.

Drawings

Fig. 1 is a schematic structural view of a lightning rod for a communication tower according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic structural diagram at C in fig. 1.

In the figure: 1. a lightning receptor; 101. a needle tip; 102. a needle bar; 103. a first bead; 104. a second bead; 2. a metal rod; 3. a hinge device; 301. two ears; 302. a single ear; 303. a hinge pin; 4. an elastic device; 401. a rod is arranged; 402. a spring; 403. sleeving; 5. a support device; 501. a first sleeve; 502. a diagonal bar; 503. a second sleeve; 6. a base; 601. a reinforcing sheet; 602. a rectangular bottom sheet; 7. footing; 8. a ground bolt; 9. a ground screw hole; 10. an upper flange; 11. a lower flange; 12. fixing the bolt; 13. a nut; 14. and fixing the screw hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a lightning rod for a communication iron tower includes a metal rod 2, a lightning receptor 1 is detachably mounted on the top of the metal rod 2, an elastic device 4 is rotatably connected to the middle of the metal rod 2 through a hinge device 3, the elastic device 4 includes an upper rod 401, a spring 402 and a lower sleeve 403, the spring 402 is sleeved on the upper portion of the outer side wall of the upper rod 401, the lower portion of the outer side wall of the upper rod 401 is slidably connected to the inner side wall of the lower sleeve 403, the upper portion of the outer side wall of the lower sleeve 403 is connected to a supporting device 5, the supporting device 5 includes a first sleeve 501, an inclined rod 502 and a second sleeve 503, two ends of the inclined rod 502 are respectively and fixedly connected to the first sleeve 501 and the second sleeve 503, a base 6 is mounted on the bottom of the metal rod 2, a ground screw hole 9 is formed in the surface of the base 6, a ground bolt 8 is detachably mounted on the inner side wall of the ground screw hole 9, the elastic device 4 and the supporting device 5 are arranged at the lower part of the lightning rod for the communication iron tower, so that the wind-proof effect is strong, and the lightning rod is protected from being bent, deformed or broken by strong wind.

Wherein, 2 top welding of metal pole has lower flange 11, the welding of 1 bottom of arrester has upper flange 10, fixed screw 14 has all been seted up on lower flange 11 and upper flange 10 surface, fixed screw 14, fixing bolt 12 and nut 13 demountable installation are passed through at 11 tops of lower flange and are gone up flange 10, and the arrester 1 easy to assemble.

Wherein, lightning arrester 1 includes needle point 101, needle bar 102, first pearl 103 and second pearl 104, needle bar 102 is installed to needle point 101 bottom, first pearl 103 and second pearl 104 are installed to needle bar 102 lateral wall, and lightning-arrest effect is strong.

The hinge device 3 comprises two lugs 301, a single lug 302 and a hinge bolt 303, the two lugs 301 are fixedly installed in the middle of the metal rod 2, the inner side wall of each lug 301 is hinged to the single lug 302 through the hinge bolt 303, and the single lug 302 is fixedly installed at the top of the elastic device 4, so that the metal rod 2 can be slightly bent along the top of the elastic device 4 conveniently.

Wherein, resilient means 4 bottom fixedly connected with footing 7, ground connection screw 9 has been seted up on footing 7 surface, ground connection screw 9 inside wall can be dismantled and be connected with earth bolt 8, conveniently fixes resilient means 4 bottom at the communication tower top.

The base 6 comprises a reinforcing sheet 601 and a rectangular bottom sheet 602, wherein the reinforcing sheet 601 is fixedly connected to the top of the rectangular bottom sheet 602, and the lightning rod is convenient to install.

The working principle of the utility model is as follows: the utility model discloses a lightning rod for a communication iron tower, wherein an elastic device 4 and a supporting device 5 are arranged at the lower part of the lightning rod, the windproof effect is strong, the lightning rod is protected from being bent, deformed or broken by strong wind, in windy weather, strong wind blows a lightning receptor 1 and a metal rod 2 to one direction, the elastic device 4 is arranged below the metal rod 2, the elastic device 4 and the top plane of the communication iron tower form a triangle, the middle part of the elastic device 4 is connected with the metal rod 2 through the supporting device 5, the metal rod 2, the elastic device 4 and the supporting device 5 form the triangle, the supporting device 5, the elastic device 4 and the top plane of the communication iron tower also form the triangle, the triangle has stability, stably supports the metal rod 2, prevents the metal rod 2 from being deformed, when the lightning receptor 1 and the metal rod 2 are bent to one direction, the elastic device 4 in the direction is compressed and shortened, an upper rod 401 slides towards the inner side wall of a lower sleeve, the spring 402 is compressed and shortened to give the lightning receptor 1 and the metal rod 2 a certain elastic deformation space, and meanwhile, the resilience force of the spring 402 enables the elastic device 4 to have the rebound resetting trend, namely, the spring has a certain force to support the metal rod 2 to have the trend of enabling the metal rod 2 to reset, so that the metal rod 2 is prevented from being bent, deformed or broken by strong wind, and the service life is long.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a lightning rod for communication tower, includes metal pole (2), its characterized in that: the lightning arrester is characterized in that a lightning arrester (1) is detachably mounted at the top of the metal rod (2), the middle of the metal rod (2) is rotatably connected with an elastic device (4) through a hinge device (3), the elastic device (4) comprises an upper rod (401), a spring (402) and a lower sleeve (403), the upper part of the outer side wall of the upper rod (401) is sleeved with the spring (402), the lower part of the outer side wall of the upper rod (401) is slidably connected with the inner side wall of the lower sleeve (403), the upper part of the outer side wall of the lower sleeve (403) is connected with a supporting device (5), the supporting device (5) comprises a first sleeve (501), an inclined rod (502) and a second sleeve (503), two ends of the inclined rod (502) are fixedly connected with the first sleeve (501) and the second sleeve (503) respectively, a base (6) is mounted at the bottom of the metal rod (2), a grounding screw hole (9) is formed in the surface of the base (6), and a grounding bolt (8) is detachably mounted on the inner side wall of the grounding screw hole (9).

2. The lightning rod for the communication tower according to claim 1, characterized in that: the welding of metal pole (2) top has lower flange (11), the welding of arrester (1) bottom has upper flange (10), fixed screw (14) have all been seted up on lower flange (11) and upper flange (10) surface, fixed screw (14), fixing bolt (12) and nut (13) demountable installation are passed through at lower flange (11) top and are gone up flange (10).

3. The lightning rod for the communication tower according to claim 1, characterized in that: the lightning arrester (1) comprises a needle point (101), a needle rod (102), a first bead (103) and a second bead (104), wherein the needle rod (102) is installed at the bottom of the needle point (101), and the first bead (103) and the second bead (104) are installed on the outer side wall of the needle rod (102).

4. The lightning rod for the communication tower according to claim 1, characterized in that: hinge means (3) include ears (301), monaural (302) and hinge bolt (303), ears (301) fixed mounting are in metal pole (2) middle part, ears (301) inside wall is articulated through hinge bolt (303) have monaural (302), monaural (302) fixed mounting is at resilient means (4) top.

5. The lightning rod for the communication tower according to claim 1, characterized in that: elastic device (4) bottom fixedly connected with footing (7), ground connection screw (9) have been seted up on footing (7) surface, ground connection screw (9) inside wall can be dismantled and be connected with earth bolt (8).

6. The lightning rod for the communication tower according to claim 1, characterized in that: the base (6) comprises a reinforcing sheet (601) and a rectangular bottom sheet (602), wherein the reinforcing sheet (601) is fixedly connected to the top of the rectangular bottom sheet (602).