CN211376911U

CN211376911U - Multi-dimensional adjusting antenna tower with self-locking structure

Info

Publication number: CN211376911U
Application number: CN201922377067.8U
Authority: CN
Inventors: 徐秀成; 杨峰; 任维佳; 杜志贵
Original assignee: Changsha Tianyi Space Technology Research Institute Co Ltd
Current assignee: Changsha Tianyi Space Technology Research Institute Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-28
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a multi-dimensional adjusting antenna tower with a self-locking structure, belonging to the technical field of satellite communication equipment, comprising a tower body supported by at least three groups of supporting rods; the tower body is of a detachable three-section split structure and comprises a tower upper part, a tower middle part and a tower lower part; the first end face of the upper portion of the tower is provided with a first flange, a plurality of first slotted holes are formed in the circumferential direction of the first flange, a second flange is arranged on the second end face of the upper portion of the tower, and a plurality of second slotted holes are formed in the circumferential direction of the second flange. The utility model is used for installing the small low orbit satellite measurement and control antenna, the main structure of the utility model is convenient for installation and transportation, and the cost is saved; the whole structure has the functions of azimuth zeroing and large disc horizontal adjustment; the device is suitable for mounting rotators in different fixing hole positions; the two installation modes of the azimuth rotator and the pitching rotator are provided, the requirements of different heights are met, and the square aluminum alloy truss can be connected with square aluminum alloy trusses of two specifications.

Description

Multi-dimensional adjusting antenna tower with self-locking structure

Technical Field

The utility model belongs to the technical field of satellite communication equipment, specifically be a multidimension degree adjusts antenna tower with auto-lock structure.

Background

The UHF/VHF frequency band small satellite ground station mostly adopts a yagi directional antenna to transmit and receive wireless signals, the antenna is driven by an azimuth rotator and a pitching rotator (rotary table) to be aligned with a satellite target, and the rotator is arranged on an antenna tower. The satellite ground station is mostly arranged in remote places, the antenna is erected in places which are not shielded, such as a roof or a mountain top, and the like, and the antenna tower is often the largest and heaviest part of the ground station, so that the efficiency and the cost of transportation and erection are influenced. Currently, there are two main mounting methods for the azimuth and pitch motors on the antenna tower. The first method is as follows: the azimuth motor and the pitching motor are arranged at the top of the antenna tower together; the second method comprises the following steps: and in a separation mode, the azimuth motor is arranged at the lower part of the antenna tower, and the pitching motor is arranged at the upper part of the antenna tower and is connected with the pitching motor through an azimuth shaft.

The antenna tower in the prior art is mainly found to have the following defects through long-time practical application:

(1) the existing antenna tower is mostly of an integral structure and is inconvenient to install, transport and hoist;

(2) the rotator is installed in a single mode, and is generally only suitable for top installation of the rotator;

(3) use with only one size of spinner;

(4) the azimuth zero point adjustment and the large disc horizontal adjustment are inconvenient;

(5) the height is fixed, and the height can not be flexibly changed by matching with a standard component.

For example, chinese patent with publication number CN201845861U discloses a wireless communication transceiver antenna tower, wherein the tower body includes a base, a lower support rod, an adjustable support rod and an upper support rod, wherein the lower support rod is connected to the base, the lower support rod is provided with a radial fixing through hole, the adjustable support rod is provided with a radial adjusting through hole, the adjustable support rod is inserted into the lower support rod and is fixed by inserting a bolt into the fixing through hole and the adjusting through hole, the total number of the fixing through hole and the adjusting through hole is at least three, and the upper support rod is connected to the adjustable support rod. The utility model discloses a can adjust the height as required, can be suitable for service environment in a flexible way. But the utility model does not have the angle and levelness adjusting function.

In addition, chinese patent with publication number CN202227766U discloses an all-steel-pipe combined communication tower, which mainly comprises a tower body formed by connecting steel materials, wherein the communication tower is provided with a lightning rod, a rib plate, an antenna bracket, a connecting bolt, a flange and the like, and is characterized in that: the flanges on the tower body are all arranged in parallel to the ground level, and the tower body is of a frame structure formed by straight seam welded steel pipes; the straight welded steel pipe is connected with an inclined strut and a heavy strut through a connecting plate and is combined and connected into a whole through a flange; the tower body section is in a triangular structure with high stability. The utility model discloses process control is simple, realizes extensive volume production easily, and the tubular structure of adoption is than corresponding angle steel structural strength reinforcing, and the tower weight alleviates, and machined part quantity reduces, easily transports, makes, installs. But the utility model still does not have the function of angle and levelness regulation.

Therefore, there is a need for improvement in the prior art to obtain an antenna tower that is convenient to store and transport and has functions of easy orientation zeroing and large dish leveling, improving its utility and economic utility.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a multi-dimensional adjusting antenna tower with a self-locking structure, which comprises a tower body supported by at least three groups of supporting rods, wherein the tower body is a detachable three-section split structure and comprises a tower upper part, a tower middle part and a tower lower part; a first flange is arranged on a first end face of the upper part of the tower frame, a plurality of first slotted holes are circumferentially formed in the first flange, a second flange is arranged on a second end face of the upper part of the tower frame, and a plurality of second slotted holes are circumferentially formed in the second flange; a first end face of the middle part of the tower is provided with a plurality of first bolt holes corresponding to the second slotted holes on a second end face of the upper part of the tower, and a second end face of the middle part of the tower is provided with a plurality of second bolt holes; the first end face of the lower portion of the tower is provided with a plurality of third bolt holes corresponding to the second bolt holes in the second end face of the middle portion of the tower, and the second end face of the lower portion of the tower is provided with a plurality of fourth bolt holes.

According to a preferred embodiment, the first flange and the second flange on the upper part of the tower are fixedly connected by the strut, and the strut is arranged at equal intervals along the circumference of the first flange and/or the second flange.

According to a preferred embodiment, the first slots are circumferentially equidistantly distributed on the first flange, and the first slots radially extend along the radial direction of the first flange.

According to a preferred embodiment, the second slots are circumferentially equidistantly distributed on the second flange, and the second slots are in a circular arc shape along the circumferential direction of the second flange.

According to a preferred embodiment, the first end face and the second end face in the middle of the tower are rectangular end faces, the rectangular end faces are fixedly connected through at least four groups of supporting rods, and a detachable azimuth motor fixing plate is arranged on the second end face in the middle of the tower.

According to a preferred embodiment, the middle part of the azimuth motor fixing plate is provided with a tube shaft hole, and the periphery of the tube shaft hole is provided with a plurality of fixing holes which are arranged at equal intervals along the circumferential direction of the tube shaft hole.

According to a preferred embodiment, the first end face and the second end face of the lower part of the tower are rectangular end faces, and the rectangular end faces are fixedly connected by at least four sets of the struts.

According to a preferred embodiment, a plurality of diagonal reinforcing rods are arranged between adjacent struts at the lower part of the tower.

According to a preferred embodiment, a compression self-locking gasket is plugged between the connecting parts of the tower body.

According to a preferred embodiment, the compression self-locking gasket is U-shaped, and two ends of the compression self-locking gasket are provided with raised edges protruding out of the whole cross section of the compression self-locking gasket.

The utility model provides a pair of multidimension degree with auto-lock structure is adjusted antenna tower and is had one of following advantage at least:

(1) the antenna tower is of a multi-section type sleeved structure, so that the antenna tower is convenient to install and transport, and the cost is saved;

(2) by arranging the pressed self-locking gasket structure, the orientation zero adjustment and the horizontal adjustment of the large plate can be facilitated;

(3) the rotator is suitable for the installation of rotators with different fixed hole positions by arranging the first slotted hole and the second slotted hole;

(4) the position motor fixing plate is arranged in the middle of the tower, so that two mounting modes of a position rotator and a pitching rotator can be realized, and the mounting requirements of different heights are met.

Drawings

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

FIG. 2 is a schematic structural view of the upper portion of the tower of the present invention;

FIG. 3 is a bottom view of the upper portion of the tower of the present invention;

FIG. 4 is a three-dimensional view of the self-locking spacer under pressure of the present invention;

FIG. 5 is a perspective view of the self-locking spacer under pressure according to the present invention; and

fig. 6 is a schematic view of the mode of transportation and storage of the present invention.

List of reference numerals

1: the tower upper part 2: the tower middle part 3: lower part of tower

4: a support rod 5: first flange 6: first slot

7: second flange 8: second slot 9: first bolt hole

10: second bolt hole 11: third bolt hole 12: fourth bolt hole

13: azimuth motor fixing plate 14: the tube shaft hole 15: fixing hole

16: diagonal reinforcement 17: pressure self-locking gasket 18: warped edge

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

Example 1

As shown in fig. 1 and 6, the utility model provides a multidimension degree adjusts antenna tower with auto-lock structure, include the body of the tower that supports through three group's branch 4 at least, the body of the tower is the syllogic components of a whole that can function independently structure that can dismantle, including pylon upper portion 1, pylon middle part 2 and pylon lower part 3. A first flange plate 5 is arranged on the first end face of the upper portion 1 of the tower frame, and a plurality of first slotted holes 6 are formed in the circumferential direction of the first flange plate 5. And a second flange plate 7 is arranged on the second end surface of the upper part 1 of the tower, and a plurality of second slotted holes 8 are formed in the circumferential direction of the second flange plate 7. The first end surface of the tower middle part 2 is provided with a plurality of first bolt holes 9 corresponding to the second slotted holes 8 on the second end surface of the tower upper part 1. And a plurality of second bolt holes 10 are formed in the second end surface of the middle part 2 of the tower. The first end surface of the tower lower part 3 is provided with a plurality of third bolt holes 11 corresponding to the second bolt holes 10 on the second end surface of the tower middle part 2. And a plurality of fourth bolt holes 12 are formed in the second end surface of the lower tower part 3. Preferably, the first end face and the second end face of the middle part of the tower are formed by rectangular frame structures, and the brackets are correspondingly connected to the frame corners of the first end face and the second end face respectively. Preferably, the bracket is fixedly connected with the frame structure and the flange plate of the end face in a welding mode. Preferably, the material of the bracket and the end face frame structure is 304 stainless steel, Q235B and/or aluminum alloy angle steel, and the material of the first flange and the second flange is 304 stainless steel, Q235B and/or aluminum alloy plate. Preferably, the tower sections are connected with each other through bolts. During storage and transportation, the tower body can be disassembled into three parts and sleeved together, so that the storage and transportation volume is reduced.

The antenna tower is preferably directed to a typical small spinner, model G5500. The whole shape of the antenna tower is 'round top and round bottom', and the installed waterproof box does not protrude out of the outer edge of the second flange plate, so that the cable can smoothly rotate along with the antenna and is not hung by edges and corners and the waterproof box. According to the requirement of the overall height of the antenna, the lower part of the antenna tower can be connected with a standard aluminum alloy truss, the advantages of light weight and modularization of the truss are utilized, the professional characteristics of the antenna tower are exerted, and the top circular platform is suitable for the cable to rotate along with the antenna.

According to a preferred embodiment, as shown in fig. 1, the first flange 5 and the second flange 7 of the upper tower part 1 are fixedly connected by the strut 4. The supporting rods 4 are arranged at equal intervals along the circumferential direction of the first flange 5 and/or the second flange 7. The overall structure stability of the upper part of the tower can be realized through the structure, the first flange plate and the second flange plate are ensured to be parallel to each other, and the reliability and the stability of the working plane of the rotator are improved. The diameter of the first flange plate is smaller than that of the second flange plate.

According to a preferred embodiment, as shown in fig. 2 and 3, said first slots 6 are circumferentially equally spaced on said first flange 5. The first slot 6 runs radially along the first flange 5. The first slot holes in radial direction are arranged, so that the installation of the azimuth motor and/or the pitching motor with different hole pitches can be adapted, and the rotating devices with other sizes can be taken into consideration. Preferably, the first slot is roughened to ensure that the azimuth motor or the pitching motor does not slide relatively after being installed, thereby ensuring the working stability of the azimuth motor or the pitching motor. Preferably, the first slot is located between adjacent brackets, so as to avoid the interference of the brackets to the first slot, and facilitate the installation of the rotator.

According to a preferred embodiment, said second slots 8 are circumferentially equally spaced on said second flange 7. The second slot hole 8 extends along the circumferential direction of the second flange 7 in an arc shape. Through the second slotted hole that sets up to be circular-arc trend, can carry out the zero point fine setting of position axial to overcome the column foot position and probably have angular deviation. Preferably, the second slotted hole is roughened, so that the azimuth motor is ensured not to slide relatively after being installed, and the working stability of the azimuth motor is ensured. Preferably, the circle centers of the second slotted hole with the arc-shaped trend and the second flange plate are the same.

According to a preferred embodiment, as shown in fig. 1, the first end face and the second end face of the tower middle part 2 are rectangular end faces, the rectangular end faces are fixedly connected through at least four sets of the supporting rods 4, and a detachable azimuth motor fixing plate 13 is arranged on the second end face of the tower middle part 2. Through the structure that sets up the rectangle terminal surface, can improve the inner space at pylon middle part, the installation of the position motor of being convenient for. Through setting up the fixed plate of the innovative point position motor, can realize the disconnect-type installation of position and every single move motor. As is known from the background art, there are two main types of mounting for the azimuth and pitch motors on the antenna tower. The first method is as follows: the azimuth motor and the pitching motor are arranged at the top of the antenna tower together; the second method comprises the following steps: in the separation mode, the azimuth motor is arranged at the lower part, and the pitching motor is arranged at the upper part and is connected with the azimuth motor and the pitching motor through an azimuth shaft. When the second mode is used for installation, the nylon pipe neck is placed inside the first flange. The azimuth motor is installed on the azimuth motor fixing plate, the azimuth pipe shaft is fixed on the azimuth motor through a clamp, the pipe shaft penetrates through a nylon pipe neck inside the first flange plate, and the pitching motor is fixed at the upper end of the pipe shaft. The installation is relatively simple through the first mode, but the center of gravity is high; when the installation is carried out through the second mode, the gravity center is low, and the zero value of the direction is convenient to adjust. The utility model can realize the two installation modes, is suitable for rotators with various specifications, and enlarges the use scenes of the antenna tower; meanwhile, batch production can be carried out, and the single cost is reduced.

According to a preferred embodiment, the azimuth motor fixing plate 13 is provided with a shaft hole 14 in the middle, and the periphery of the shaft hole 14 is provided with a plurality of fixing holes 15 arranged at equal intervals along the circumference. Through setting up the fixed orifices on the position motor fixed plate, can realize the stable installation of position motor. Preferably, the fixing hole is roughened to ensure that the azimuth motor does not slide relatively after being installed, thereby ensuring the working stability of the azimuth motor.

According to a preferred embodiment, as shown in fig. 1, the first and second end surfaces of the lower tower part 3 are rectangular end surfaces, and the rectangular end surfaces are fixedly connected by at least four sets of the struts 4. Through the structure that sets up the rectangle terminal surface, can form better installation fit with the second terminal surface in pylon middle part, ensure overall structure's stability and reliability. Preferably, the lower part of the tower can be fixed on a cement ground, a channel steel base through bolts, or can be fixed on an aluminum alloy truss for increasing the height.

According to a preferred embodiment, as shown in fig. 1 and 6, a plurality of diagonal braces 16 are provided between adjacent struts 4 of the lower tower portion 3. Through setting up a plurality of stiffeners that draw to one side, improved overall structure's weight on the one hand, on the other hand reduces its focus when guaranteeing that the pylon lower part is bearing all members on upper portion, can improve the holistic firm degree of antenna tower.

According to a preferred embodiment, as shown in fig. 4 and 5, a compression self-locking gasket 17 is plugged between the connecting parts of the tower body. After each part of the tower frame is installed, the top surface is leveled frequently, the height of four corners is adjusted by additionally installing a pressure self-locking gasket, horizontal errors generated in the installation process of the tower body can be corrected, and a rotator on the upper part of the tower frame is ensured to be always kept at the horizontal position. Preferably, the compression self-locking gasket is of a semicircular annular sheet structure.

According to a preferred embodiment, as shown in fig. 4 and 5, the self-locking under pressure pad 17 is U-shaped and has two ends provided with raised edges 18 protruding from the overall cross-section. After the installation of every completion part body of the tower, the horizontal position of each side bolt is compared, inserts pressurized auto-lock gasket at the bolt of lower one side, suitably adds a plurality of pressurized auto-lock gaskets according to the error distance between the actual level, makes the position of lower one side raise to horizontal position, and when screwing up the bolt, the limit that sticks up of U type gasket can be flattened to block the shank of bolt, realize the auto-lock process.

For the convenience of understanding, the working principle of the multi-dimensional adjustable antenna tower with the self-locking structure of the present invention is explained.

Use the utility model discloses a when multidimension degree adjusts antenna tower with auto-lock structure, at first through the bolt with pylon upper portion, pylon middle part and pylon lower part with this fixed connection together, in the connection, can observe the horizontality of pylon top surface at any time, when wherein arbitrary side appears being less than other side relative heights, come to adjust its height through using the pressurized auto-lock gasket in bolt department to the realization is to the leveling process of body of the tower top surface. Through the flange plate and the pressure self-locking gasket which are installed in the zero-adjusting direction, the antenna is more convenient to install, and the pointing accuracy of the antenna is higher. Furthermore, the segmented structure also provides a flexible way to mount the antenna and rotator. For example, the spinner and antenna may be assembled after the complete tower; the installation of the middle part of the tower and the lower part of the tower can be carried out firstly, then the installation of the antenna, the rotator and the upper part of the tower is carried out, finally the antenna, the rotator and the upper part of the tower are integrally installed on the whole of the middle part of the tower and the lower part of the tower, and in the installation process, installation constructors do not need to carry out the climbing operation with higher danger degree, so that the danger in the installation process of the tower body is reduced, and meanwhile, the installation working efficiency is also improved.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. A multi-dimensional adjustable antenna tower with a self-locking structure comprises a tower body supported by at least three groups of supporting rods (4),

it is characterized in that the preparation method is characterized in that,

the tower body is of a detachable three-section split structure and comprises a tower upper part (1), a tower middle part (2) and a tower lower part (3);

a first flange plate (5) is arranged on a first end face of the upper part (1) of the tower frame, a plurality of first slotted holes (6) are formed in the circumferential direction of the first flange plate (5), a second flange plate (7) is arranged on a second end face of the upper part (1) of the tower frame, and a plurality of second slotted holes (8) are formed in the circumferential direction of the second flange plate (7);

a plurality of first bolt holes (9) corresponding to the second slotted holes (8) on the second end surface of the upper part (1) of the tower are formed in the first end surface of the middle part (2) of the tower, and a plurality of second bolt holes (10) are formed in the second end surface of the middle part (2) of the tower;

the first end face of the tower lower portion (3) is provided with a plurality of third bolt holes (11) corresponding to the second bolt holes (10) in the second end face of the tower middle portion (2), and the second end face of the tower lower portion (3) is provided with a plurality of fourth bolt holes (12).

2. A multi-dimensional antenna tower with a self-locking structure according to claim 1, wherein the first flange (5) and the second flange (7) of the upper tower part (1) are fixedly connected by the strut (4), and the strut (4) is arranged circumferentially at equal intervals along the first flange (5) and/or the second flange (7).

3. A multiple-dimensional antenna tower with self-locking structure according to claim 2, wherein the first slots (6) are equally circumferentially distributed on the first flange (5), and the first slots (6) are radially oriented along the radial direction of the first flange (5).

4. A multi-dimensional antenna tower with self-locking structure according to claim 3, wherein the second slots (8) are equally distributed on the second flange (7) along the circumferential direction, and the second slots (8) are in a circular arc shape along the circumferential direction of the second flange (7).

5. The multi-dimensional adjustment antenna tower with the self-locking structure as recited in claim 1, wherein the first end face and the second end face of the tower middle part (2) are rectangular end faces, the rectangular end faces are fixedly connected through at least four sets of the supporting rods (4), and a detachable azimuth motor fixing plate (13) is arranged on the second end face of the tower middle part (2).

6. The antenna tower with the self-locking structure and the multi-dimensional adjustment function according to claim 5, wherein a tube axis hole (14) is formed in the middle of the azimuth motor fixing plate (13), and a plurality of fixing holes (15) are formed in the periphery of the tube axis hole (14) and are arranged equidistantly along the circumference of the tube axis hole.

7. A multi-dimensional adjustable antenna tower with a self-locking structure according to claim 1, characterized in that the first and second end surfaces of the lower tower part (3) are rectangular end surfaces, which are fixedly connected by at least four sets of said struts (4).

8. The tower according to claim 7, wherein a plurality of diagonal braces (16) are provided between adjacent struts (4) of the lower tower portion (3).

9. The antenna tower with the self-locking structure for the multi-dimensional adjustment of the antenna tower as claimed in claim 1, wherein a compression self-locking gasket (17) is plugged between the connecting portions of the tower body.

10. The tower according to claim 9, wherein the compressed self-locking gasket (17) is U-shaped and has two ends provided with raised edges (18) protruding from the overall cross-section of the tower.