CN112942948B

CN112942948B - Shockproof communication tower

Info

Publication number: CN112942948B
Application number: CN202110161731.4A
Authority: CN
Inventors: 牟洪江; 王玲; 刘昕露; 牟婷; 蔡川
Original assignee: Chongqing City Management College; Chongqing Jianzhu College
Current assignee: Chongqing City Management College
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2023-05-02
Anticipated expiration: 2041-02-05
Also published as: CN112942948A

Abstract

The invention belongs to the technical field of communication towers, and relates to a vibration-proof communication tower, which comprises a tower body, wherein a first bottom plate is fixedly arranged at the bottom end of the tower body, a second bottom plate is arranged at the lower part of the first bottom plate, a plurality of vibration dampers are arranged between the first bottom plate and the second bottom plate, a bearing column is arranged at the bottom end of the first bottom plate, a bearing seat is arranged on the second bottom plate, the bearing column corresponds to the bearing seat, four supporters are arranged between the first bottom plate and the second bottom plate, the length dimension of each supporter is larger than the sum of the lengths of the bearing column and the bearing seat, each supporter comprises a first supporting seat and a second supporting seat, each first supporting seat comprises a first top block and a first top column, each second supporting seat comprises a second top block and a second top column, and a bearing ball is arranged between each first top column and each second top column and is used for solving the problem that a spring which is invalid when the heavy spring of the communication tower is required to be in a contracted state for a long time, and the service life of the spring is difficult to achieve the vibration-proof effect.

Description

Shockproof communication tower

Technical Field

The invention belongs to the technical field of communication towers, and particularly relates to a shockproof communication tower.

Background

The communication tower belongs to one of signal transmission towers, also called signal transmission towers or signal towers, and mainly supports signal transmission and supports a signal transmission antenna. Use of mobile/communication/traffic satellite positioning systems (GPS) and the like. The communication tower is composed of steel components such as a tower body, a platform, a lightning rod, a ladder stand, an antenna support and the like, is subjected to hot galvanizing corrosion prevention treatment, and is mainly used for transmission and emission of microwave, ultrashort wave and wireless network signals and the like.

Most of the existing communication towers are rigidly connected with the base, so that under the condition of strong wind or earthquake, the influence of wind force or earthquake is received, the acting force received by the connection part of the tower and the base is very large, the rigidly connected tower and the base have no buffer space, and potential safety hazards exist. An anti-seismic communication tower of the prior China patent (CN 201811173497.1) achieves an anti-seismic effect by arranging a spring, and then the spring life pole section is caused by the fact that the heavy spring of the communication tower is in a contracted state for a long time under the action of the weight of the tower body, so that the spring which is invalid is difficult to achieve the damping effect when damping is needed.

Disclosure of Invention

Based on the problems mentioned in the background art, the invention provides a vibration-proof communication tower, which is used for solving the problem that the prior art has a problem that the service life of a spring is extremely long due to the fact that the heavy spring of the communication tower is in a contracted state for a long time under the action of the weight of the tower body, and the failure spring is difficult to achieve the vibration-proof effect when vibration is needed.

The technical scheme adopted by the invention is as follows:

the utility model provides a communication tower takes precautions against earthquakes, includes the tower body, tower body bottom fixed mounting has first bottom plate, the lower part of first bottom plate is equipped with the second bottom plate, install a plurality of shock absorbers between first bottom plate and the second bottom plate, the spandrel post is installed to the bottom of first bottom plate, install the bearing seat on the second bottom plate, the spandrel post corresponds with the bearing seat, install four supporters between first bottom plate and the second bottom plate, the length dimension of supporter is greater than the sum of spandrel post and the length of bearing seat, the supporter includes first support and second support, first support includes first kicking block and first kicking column, the second support includes second kicking block and second kicking column, install the ball between first kicking column and the second kicking column.

Based on the technical scheme, the invention also improves the following steps:

further, the axis of the bearing column is collinear with the central axis of the tower body. The gravity center of the tower body is positioned at the positions of the bearing column and the bearing seat after the bearing column contacts with the bearing seat, so that the pressure born by the shock absorber can be reduced, and the service life of the shock absorber can be prolonged.

Further, the bottom of the bearing column is provided with a spherical surface, and the top of the bearing seat is provided with a first arc-shaped groove matched with the spherical surface. The bearing column and the bearing seat can be better matched to support the tower body during earthquake.

Further, the shock absorbers are arranged at equal intervals around the bearing seat and are annularly arranged. No matter what angle the tower body inclines to during earthquake, the shock absorber can buffer, and the shock-proof effect is improved.

Further, second arc grooves matched with the bearing balls are formed in the first jacking column and the second jacking column. The bearing ball is convenient to stabilize by arranging the second arc-shaped groove, so that the bearing ball is not easy to roll naturally, and the bearing ball is prevented from rolling down due to slight vibration, so that the shock absorber is stressed.

Further, install auxiliary fixing frame between first kicking block and the second kicking block, auxiliary fixing frame includes the bed frame, the both ends of bed frame all are equipped with two fixed columns, all seted up the fixed orifices corresponding with the fixed column on first kicking block and the second kicking block. The first ejector block, the second ejector block and the bearing ball are fixed through the auxiliary fixing frame, so that the first ejector block, the second ejector block and the bearing ball are convenient to install.

Further, the middle part at first bottom plate top is equipped with the mount pad, fixedly connected with stiffener between tower body and the mount pad, the stiffener slope sets up. The middle part of the first bottom plate is supported through the reinforcing rod and the mounting seat, and the deformation caused by concentrated stress in the middle part of the first bottom plate when the bearing seat and the bearing column contact support the tower body is avoided.

Further, the bottom of the second bottom plate is provided with a fixed pile. The second bottom plate can be stably fixed on the ground through the fixing piles.

The invention has the beneficial effects that:

1. the bearing is carried out through the support, when earthquake or wind force is strong, the bearing ball of the support is separated from the first jacking column and the second jacking column to enable the first bottom plate to descend, the bearing column is contacted with the bearing seat to support the tower body after the first bottom plate descends, the bearing column and the bearing seat can be prevented from being impacted severely through the shock absorber when the first bottom plate descends, the bearing column is contacted with the bearing seat to bear most of the gravity of the tower body to be matched with the shock absorber to absorb shock, the shock-resistant effect is good, and meanwhile the shock absorber does not need to be responsible for supporting for a long time, so that the service life is prolonged;

2. when the vibration amplitude of the tower body with stronger vibration is larger, the first jacking column and the second jacking column are in contact with each other, so that the first bottom plate can be continuously supported, and the tower body can be prevented from being excessively inclined to collapse.

Drawings

The invention can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic diagram of a vibration-proof communication tower according to an embodiment of the present invention;

FIG. 2 is a schematic view of a longitudinal section of a part of the components of the communication tower according to the embodiment of the present invention;

FIG. 3 is a schematic view of an exploded structure of a support according to an embodiment of the present invention;

the main reference numerals are as follows:

the tower body 1, the first bottom plate 2, the mounting seat 21, the reinforcing rod 22, the bearing column 23, the second bottom plate 3, the fixing pile 31, the bearing seat 32, the first arc-shaped groove 321, the support 4, the first support 41, the first top block 411, the first top column 412, the second support 42, the second top block 421, the second top column 422, the fixing hole 423, the second arc-shaped groove 424, the bearing ball 43, the base frame 44 and the damper 5.

Detailed Description

In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 3, a vibration-proof communication tower comprises a tower body 1, a first bottom plate 2 is fixedly arranged at the bottom end of the tower body 1, a second bottom plate 3 is arranged at the lower part of the first bottom plate 2, a plurality of vibration dampers 5 are arranged between the first bottom plate 2 and the second bottom plate 3, a bearing post 23 is arranged at the bottom end of the first bottom plate 2, a bearing seat 32 is arranged on the second bottom plate 3, the bearing post 23 corresponds to the bearing seat 32 in position, four supporters 4 are arranged between the first bottom plate 2 and the second bottom plate 3, the length dimension of each supporter 4 is larger than the sum of the lengths of the bearing post 23 and the bearing seat 32, each supporter 4 comprises a first supporting seat 41 and a second supporting seat 42, each first supporting seat 41 comprises a first top block 411 and a first top column 412, each second supporting seat 42 comprises a second top block 421 and a second top column 422, and a bearing ball 43 is arranged between each first top column 412 and each second top column 422.

Specifically, the axis of the bearing post 23 is collinear with the central axis of the tower 1. After the shock-receiving bearing column 23 contacts with the bearing seat 32, the gravity center of the tower body 1 is positioned at the positions of the bearing column 23 and the bearing seat 32, so that the pressure born by the shock absorber 5 can be relieved, and the service life of the shock absorber 5 can be prolonged.

Specifically, the bottom end of the bearing post 23 is provided with a spherical surface, and the top end of the bearing seat 32 is provided with a first arc-shaped groove 321 matched with the spherical surface. So that the bearing post 23 and the bearing seat 32 can be better matched to support the tower body during earthquake.

Specifically, the shock absorbers 5 are equally spaced around the bearing seat 32 and are annularly arranged. No matter what angle the tower body inclines to during earthquake, the shock absorber 5 can buffer, and the shock-proof effect is improved.

Specifically, the first jack post 412 and the second jack post 422 are each provided with a second arc-shaped slot 424 that matches the bearing ball 43. The second arc-shaped groove 424 is convenient for stabilizing the bearing ball 43, so that the bearing ball 43 is not easy to roll naturally, and the bearing ball 43 is prevented from rolling off due to slight vibration, so that the shock absorber 5 is stressed.

Specifically, an auxiliary fixing frame is installed between the first top block 411 and the second top block 421, the auxiliary fixing frame includes a base frame 44, two fixing columns 441 are disposed at two ends of the base frame 44, and fixing holes 423 corresponding to the fixing columns 441 are disposed on the first top block 411 and the second top block 421. The first top block 411, the second top block 421 and the bearing ball 43 are fixed through the auxiliary fixing frame, so that the first top block 411, the second top block 421 and the bearing ball 43 are convenient to install.

Specifically, the middle part on first bottom plate 2 top is equipped with mount pad 21, fixedly connected with stiffener 22 between tower body 1 and the mount pad 21, and stiffener 22 slope sets up. The middle part of the first bottom plate 2 is supported through the reinforcing rods 22 and the mounting seats 21, and deformation caused by concentrated stress in the middle part of the first bottom plate 2 when the bearing seats 32 and the bearing columns 23 are contacted to support the tower body 1 is avoided.

Specifically, the bottom end of the second bottom plate 3 is provided with a fixing pile 31. The second bottom plate 3 can be stably fixed to the ground by the fixing piles 31.

During installation, the first jack-up column 412, the second jack-up column 422 and the bearing ball 43 are connected in sequence, then the fixed column 441 on the base frame 44 is inserted into the fixed hole 423 to fix the first jack-up column 412, the second jack-up column 422 and the bearing ball 43, then the first jack-up block 411 is fixed on the second bottom plate 3, the second jack-up block 421 is fixedly installed on the first bottom plate 2, and then the shock absorber 5 is installed between the first bottom plate 2 and the second bottom plate 3; when earthquake or wind force is stronger, the tower body 1 shakes to enable the bearing balls 43 of the support 4 to separate from the first top column 412 and the second top column 422 to enable the first bottom plate 2 to descend, the bearing columns 23 are enabled to be in contact with the bearing seats 32 to support the tower body 1 after the first bottom plate 2 descends, the shock absorber 5 is used for buffering when the first bottom plate 2 descends, severe impact between the bearing columns 23 and the bearing seats 32 can be avoided, the bearing columns 23 are enabled to be in contact with the bearing seats 32 to bear most of gravity of the tower body 1 to be matched with the shock absorber 5 for buffering, the shock-absorbing effect is good, and meanwhile the shock absorber 5 does not need to be in charge of supporting for a long time, so that the service life is prolonged.

The invention provides a shockproof communication tower. The description of the specific embodiments is only intended to aid in understanding the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.

Claims

1. The utility model provides a communication tower takes precautions against earthquakes, includes tower body (1), tower body (1) bottom fixed mounting has first bottom plate (2), its characterized in that: the lower part of the first bottom plate (2) is provided with a second bottom plate (3), a plurality of shock absorbers (5) are arranged between the first bottom plate (2) and the second bottom plate (3), a bearing column (23) is arranged at the bottom end of the first bottom plate (2), a bearing seat (32) is arranged on the second bottom plate (3), the bearing column (23) corresponds to the bearing seat (32) in position, four supporters (4) are arranged between the first bottom plate (2) and the second bottom plate (3), the length dimension of each supporter (4) is larger than the sum of the lengths of the bearing column (23) and the bearing seat (32), each supporter (4) comprises a first support (41) and a second support (42), each first support (41) comprises a first top block (411) and a first top column (412), each second support (42) comprises a second top block (421) and a second top column (422), and a ball (43) is arranged between each first top column (412) and each second top column (422);

an auxiliary fixing frame is arranged between the first top block (411) and the second top block (421), the auxiliary fixing frame comprises a base frame (44), two fixing columns (441) are arranged at two ends of the base frame (44), and fixing holes (423) corresponding to the fixing columns (441) are formed in the first top block (411) and the second top block (421).

2. A vibration-proof communication tower according to claim 1, wherein: the axis of the bearing column (23) is collinear with the central axis of the tower body (1).

3. A vibration-proof communication tower according to claim 2, wherein: the bottom of the bearing post (23) is provided with a spherical surface, and the top of the bearing seat (32) is provided with a first arc-shaped groove (321) matched with the spherical surface.

4. A vibration-proof communication tower according to claim 3, wherein: the shock absorbers (5) are arranged around the bearing seat (32) at equal intervals and are annularly arranged.

5. The vibration-resistant communication tower of claim 4, wherein: and the first jacking column (412) and the second jacking column (422) are respectively provided with a second arc-shaped groove (424) matched with the bearing ball (43).

6. The vibration-resistant communication tower of claim 5, wherein: the middle part at the top end of the first bottom plate (2) is provided with an installation seat (21), a reinforcing rod (22) is fixedly connected between the tower body (1) and the installation seat (21), and the reinforcing rod (22) is obliquely arranged.

7. The vibration-resistant communication tower of claim 6, wherein: and a fixed pile (31) is arranged at the bottom end of the second bottom plate (3).