CN211173326U

CN211173326U - Steel pipe tower convenient to overhaul

Info

Publication number: CN211173326U
Application number: CN201921148244.9U
Authority: CN
Inventors: 朱鸿钧
Original assignee: Jiangsu Tianli Steel Structure Co ltd
Current assignee: Jiangsu Tianli Steel Structure Co ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-08-04
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a steel-pipe tower convenient to overhaul, including revolution mechanic, cross arm and steel-pipe tower body, the top of steel-pipe tower body is equipped with the cross arm, be equipped with detachable revolution mechanic on the steel-pipe tower body, revolution mechanic includes first rotation and second rotation, first rotation is fixed on steel-pipe tower body, first rotation top is equipped with the locating hole along the circumferencial direction, first rotation top is equipped with first ball groove along the inboard of locating hole, the second rotation cover is established on steel-pipe tower body, and installs in the top of first rotation, first rotation corresponds the locating hole and is equipped with the recess, be equipped with reset spring in the recess, reset spring connects with the gag lever post, the gag lever post is connected with the locating pin; the utility model discloses both improved the convenience of overhauing, increased maintainer's security simultaneously again.

Description

Steel pipe tower convenient to overhaul

Technical Field

The utility model relates to a steel-pipe tower convenient to overhaul belongs to steel-pipe tower technical field.

Background

The steel pipe tower plays a main role in the process of erecting the transmission line, and the steel pipe tower is developed to the existing steel pipe tower from the initial wooden material to the later concrete pattern material, but the steel pipe tower is generally thinner, so that the cross-sectional area is smaller, the line is very inconvenient to overhaul at the top of the steel pipe tower by an installer, the steel pipe tower is very dangerous when the position is adjusted, and the inconvenience is brought to the work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the maintenance among the prior art inconvenient, provide a steel-pipe tower convenient to overhaul.

A steel pipe tower convenient to overhaul comprises a rotating structure, a cross arm and a steel pipe tower body, wherein the cross arm is arranged at the top of the steel pipe tower body, the steel pipe tower body is provided with a detachable rotating structure, the rotating structure comprises a first rotating body and a second rotating body, the first rotating body is fixed on the steel pipe tower body, the top of the first rotating body is provided with a positioning hole along the circumferential direction, the top of the first rotating body is provided with a first ball groove along the inner side of the positioning hole, the second rotating body is sleeved on the steel pipe tower body and is arranged above the first rotating body, the first rotating body is provided with a groove corresponding to the positioning hole, a reset spring is arranged in the groove, the reset spring is connected with a limiting rod, the limiting rod is connected with a positioning pin, the bottom of the positioning pin is connected with a pin head, and the bottom of the second rotating body is provided with a second, and balls are arranged between the first ball grooves and the second ball grooves.

Preferably, a rack is arranged on the circumferential side face of the second rotating body, the rack is meshed with a gear, the top of the gear is connected with a connecting rod, a bearing is arranged on the connecting rod, a power assisting disc is arranged on the top of the connecting rod, a support is arranged at one end, close to the gear, of the top of the second rotating body, and the support is connected with the bearing.

Preferably, the bottom of the steel tube tower body is provided with a base.

Preferably, a guardrail is arranged above the rotating structure.

Preferably, a rubber pad is arranged at a contact part of the first rotator and the steel tube tower body.

Preferably, the radius of the locating hole is smaller than that of the pin head.

Compared with the prior art, the utility model discloses the beneficial effect who reaches: the utility model discloses a rotary mechanism's setting can be rotatory around steel-pipe tower a week, does not need the maintainer to shift, and rotatory girth can be controlled through the cooperation of locating hole and locating pin, can prevent that revolution mechanic from rotating under the static condition simultaneously, has both improved the convenience of maintenance, has increased the security of maintainer simultaneously again.

Drawings

FIG. 1 is a schematic view of the present invention;

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

fig. 3 is a schematic diagram of the present invention.

In the figure: 1. a base; 2. climbing a ladder; 3. a rotating structure; 31. a first swivel; 311. positioning holes; 312. a rubber pad; 32. a second swivel; 321. positioning pins; 3211. a pin head; 322. a limiting rod; 323. a return spring; 324. a groove; 325. a rack; 326. a support; 327. a power-assisted disc; 328. a connecting rod; 329. a bearing; 320. a gear; 33. a ball bearing; 4. a guardrail; 5. a cross arm; 6. a first ball groove; 7. a second ball groove; 8. a steel tube tower body.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-3, a steel tube tower convenient for maintenance is disclosed, which comprises a rotating structure 3, a cross arm 5 and a steel tube tower body 8, wherein the top of the steel tube tower body 8 is provided with the cross arm 5, the steel tube tower body 8 is provided with a detachable rotating structure 3, the rotating structure 3 comprises a first rotating body 31 and a second rotating body 32, the first rotating body 31 is fixed on the steel tube tower body 8, a layer of rubber pad 312 is arranged in the middle to prevent sliding, the first rotating body 31 is two semicircular bodies and is locked and fixed on the steel tube tower body 8 through bolts to facilitate detachment and use on other steel tube towers, the top of the first rotating body 31 is provided with a positioning hole 311 along the circumferential direction for allowing a pin head 3211 to enter for temporary positioning, the top of the first rotating body 31 is provided with a first ball groove 6 along the inner side of the positioning hole 311, the ball 6 is used for supporting the second rotating body 32 and reducing friction caused by, the second rotating body 32 is sleeved on the steel pipe tower body 8, the second rotating body 32 is also formed by two semicircular shapes, is sleeved on the steel pipe tower body 8, is in one-to-one correspondence with the first ball grooves 6 on the first rotating body 31 below, and is installed above the first rotating body 31, a groove 324 is formed in the first rotating body 31 corresponding to the positioning hole 311, a return spring 323 is arranged in the groove 324, the return spring 323 is connected with a limiting rod 322, the limiting rod 322 is connected with a positioning pin 321, the bottom of the positioning pin 321 is connected with a pin head 3211, a second ball groove 7 is formed in the position, corresponding to the first ball groove 6, of the bottom of the second rotating body 32, and balls 33 are arranged between the first ball groove 6 and the second ball groove 7.

Specifically, a rack 325 is arranged on the circumferential side surface of the second rotating body 32, the rack 325 is engaged with a gear 320, the top of the gear 320 is connected with a connecting rod 328, a bearing 329 is arranged on the connecting rod 328, a power-assisted disc 327 is arranged on the top of the connecting rod 328, a support 326 is arranged at one end, close to the gear 320, of the top of the second rotating body 32, and the support 326 is connected with the bearing 329 and can rotate through the power-assisted disc 327, so that the rotation is more convenient and faster. The bottom of the steel tube tower body 8 is provided with the base 1 for reinforcing the center of the bottom, and the installation is more stable. And a guardrail 4 is arranged above the rotating structure 3, so that the safety during operation is provided. A rubber pad 312 is arranged at the contact part of the first rotor 31 and the steel pipe tower body 8, so that the firmness of the first rotor 31 to the steel pipe tower body 8 is improved. The radius of the positioning hole 311 is smaller than that of the pin head 3211, so that the second rotator 32 can eject the positioning pin 321 and the pin head 3211 from the positioning hole 311 when rotating, without affecting rotation, and at the same time, the second rotator can be fixed for a short time.

The specific working process is as follows: the maintenance personnel stand on the second rotating body 32 through the ladder 2, the guardrail 4 is used for protection, the maintenance personnel rotate the power disc 327 by hand to drive the gear 320 through the connecting rod 328, and further rotate the rack 325 meshed with the gear 320, so that the second rotating body 32 rotates, the position where the maintenance personnel stand is changed, the second rotating body 32 prevents the maintenance personnel from moving without holding points when rotating, therefore, the pin head 3211 at the bottom of the second rotating body 32 is clamped with the positioning hole 311 on the first rotating body 31, when the first rotating body 32 rotates, the pin head 3211 upwards extrudes the return spring 323 to remove the positioning, the next positioning hole 311 is continuously positioned, the ball 33 is used for supporting the first rotating body 31 and the second rotating body 32, and meanwhile, the friction is reduced for rotation.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. The steel pipe tower convenient to overhaul is characterized by comprising a rotating structure (3), a cross arm (5) and a steel pipe tower body (8), wherein the cross arm (5) is arranged at the top of the steel pipe tower body (8), the detachable rotating structure (3) is arranged on the steel pipe tower body (8), the rotating structure (3) comprises a first rotating body (31) and a second rotating body (32), the first rotating body (31) is fixed on the steel pipe tower body (8), a positioning hole (311) is formed in the top of the first rotating body (31) along the circumferential direction, a first ball groove (6) is formed in the top of the first rotating body (31) along the inner side of the positioning hole (311), the second rotating body (32) is sleeved on the steel pipe tower body (8) and is installed above the first rotating body (31), a groove (324) is formed in the first rotating body (31) corresponding to the positioning hole (311), be equipped with reset spring (323) in recess (324), reset spring (323) are connected with gag lever post (322), gag lever post (322) are connected with locating pin (321), the bottom of locating pin (321) is connected with round pin head (3211), the position that second rotated (32) bottom corresponds first ball groove (6) is equipped with second ball groove (7), be equipped with ball (33) between first ball groove (6) and second ball groove (7).

2. The steel tube tower convenient to overhaul as claimed in claim 1, wherein a rack (325) is arranged on the circumferential side of the second rotator (32), the rack (325) is engaged with a gear (320), a connecting rod (328) is connected to the top of the gear (320), a bearing (329) is arranged on the connecting rod (328), a power assisting disc (327) is arranged on the top of the connecting rod (328), a bracket (326) is arranged at one end, close to the gear (320), of the top of the second rotator (32), and the bracket (326) is connected with the bearing (329).

3. The steel tube tower convenient to overhaul as claimed in claim 1, wherein the bottom of the steel tube tower body (8) is provided with a base (1).

4. Easy-to-service steel tube tower according to claim 1, wherein a guardrail (4) is arranged above the rotating structure (3).

5. The steel tube tower convenient to overhaul as claimed in claim 1, wherein a rubber pad (312) is arranged at the contact part of the first rotor (31) and the steel tube tower body (8).

6. The easy-to-service steel tube tower of claim 1, wherein the radius of the locating hole (311) is smaller than the radius of the pin head (3211).