CN219246917U

CN219246917U - Linear antenna support truss convenient to install

Info

Publication number: CN219246917U
Application number: CN202320806544.1U
Authority: CN
Inventors: 袁英光; 张峰
Original assignee: China Institute of Radio Wave Propagation CETC 22 Research Institute
Current assignee: China Institute of Radio Wave Propagation CETC 22 Research Institute
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-06-23
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a conveniently-installed line antenna support truss, which comprises a main truss, wherein a transverse support assembly and a vertical support assembly are installed on the main truss, splayed support assemblies are arranged at one end or two ends of the main truss, the transverse support assembly is connected with the end part of the main truss and the support assemblies through fiber ropes, and the vertical support assembly is connected with the end part of the main truss through fiber ropes. The linear antenna support truss disclosed by the utility model has the advantages of simple principle, feasible technology and convenience in application. Compared with the conventional support truss, the support truss has the advantages of reduced types and numbers of parts, simple and compact structural form, convenience and rapidness in installation, fewer operators and high installation efficiency.

Description

Linear antenna support truss convenient to install

Technical Field

The utility model relates to the field of communication antennas, in particular to a single-tower-line antenna support truss convenient to install in the field.

Background

Short wave communication and detection systems have been in great importance in politics, military, outcrossing, economy, safety, etc. because of their low investment and high survivability. Even at present, satellite communication, ultrashort wave communication and optical fiber communication are increasingly developed, the maximum of the information obtaining means is more than 30%, and especially when in war, the information is an indispensable means in time and accuracy, and the method still plays an important role in information production.

The physical size of short wave antennas is too large and has become a major obstacle to their development. In theory, the lower the working frequency of the antenna is, the longer the wavelength is, which means that the larger the physical size of the antenna is, the larger the occupied area is, and the difficulty of land characterization is increased, thereby restricting the development of short wave industry. Along with the development of society, the demand for short-wave communication is increasing, and a miniaturized antenna capable of adapting to short-wave signal transceiving becomes an important research direction.

Truss-like line antennas (such as single-tower fishbone antennas, single-tower log-periodic antennas and the like) supported by single towers are increasingly widely applied, and with the improvement of use requirements, the antennas are required to be quickly installed in certain projects, so that the installation period is shortened, and the workload of installation is reduced. At present, the commonly used supporting truss is generally a welded truss of a pipe, angle steel or bar or an assembled truss. The structural form has a plurality of component parts, is required to be marked in a classified way, is time-consuming and labor-consuming to disassemble and assemble, is required to be operated by a plurality of workers, and cannot meet the requirements of quick installation, cost reduction and synergy. Therefore, a novel linear antenna support truss is needed, not only can support an antenna curtain, but also can be quickly installed, and the purposes of time and labor saving are achieved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the wire antenna support truss convenient to install, which not only ensures that the rigidity of the structure can support the antenna screen, but also can be quickly installed, thereby achieving the purposes of time and labor saving.

In order to solve the technical problems, the utility model adopts the following technical scheme:

in a line antenna support truss for easy installation, the improvement comprising: the device comprises a main truss, wherein a transverse supporting component and a vertical supporting component are arranged on the main truss, splayed supporting components are arranged at one end or two ends of the main truss, the transverse supporting component is connected with the end part of the main truss and the supporting component through fiber ropes, and the vertical supporting component is connected with the end part of the main truss through fiber ropes.

Further, the transfer steel plate is welded at the gravity center of the main truss, and the vertical support assembly is adjacent to the transfer steel plate.

Further, the vertical section of the main truss is triangular, three vertexes of the triangle are respectively three main columns, and the three main columns are fixedly connected with each other through connecting rods.

Further, the main column is a steel pipe main column.

Further, the support plates are welded on the two main columns at the bottom of the main truss respectively, the channel steel support is arranged on the support plates, the hanger plate is welded on the main column at the top of the main truss, the transverse support assembly penetrates through the channel steel support and is fixedly connected with the channel steel support through bolts, and the connecting plate on the transverse support assembly is fixedly connected with the hanger plate through bolts.

Further, the vertical supporting component comprises two vertical supports, two pull lugs are respectively arranged at two ends of the top of each vertical support, the pull lugs are connected with the ends of two main columns at the bottom of the main truss through fiber ropes, supporting plates are welded on the two main columns at the bottom of the main truss respectively, the two vertical supports are fixedly connected with the supporting plates through bolts respectively, the top main columns of the main truss are connected with the two vertical supports through connecting plates, and the tops of the two vertical supports are also connected through connecting plates.

Further, a supporting steel plate is welded at the end part of the main truss, a vertical support is fixedly arranged on the upper half part of the supporting steel plate through bolts, a folded elbow of the supporting component is fixedly arranged on the supporting steel plate through bolts, two splayed supports are respectively welded at the two ends of the folded elbow, plugs are arranged at the top ends of the splayed supports, the two plugs are connected through fiber ropes, and the top of the vertical support is also connected with the two plugs through the two fiber ropes respectively.

The beneficial effects of the utility model are as follows:

the linear antenna support truss disclosed by the utility model has the advantages of simple principle, feasible technology and convenience in application. Compared with the conventional support truss, the support truss has the advantages of reduced types and numbers of parts, simple and compact structural form, convenience and rapidness in installation, fewer operators and high installation efficiency. The main truss size, the length of the transverse supporting component and the length of the supporting component can be changed according to requirements, and the main truss is easy to master and implement, and can be applied to the antenna structure industry and also can be widely applied to the field of mechanical structures.

Drawings

FIG. 1 is a schematic view showing the overall structure of a support truss according to embodiment 1 of the present utility model;

FIG. 2 is a schematic view showing the position of a transfer steel plate in the support truss disclosed in embodiment 1 of the present utility model;

FIG. 3 is a schematic view showing the installation of the support plates, channel supports and hanger plates in the support truss disclosed in embodiment 1 of the present utility model;

FIG. 4 is a schematic view showing the installation of a cross brace assembly in a support truss disclosed in embodiment 1 of the utility model;

FIG. 5 is a schematic view of the structure of the vertical support assembly in the support truss disclosed in embodiment 1 of the utility model;

fig. 6 is a schematic structural view of a support assembly in the support truss disclosed in embodiment 1 of the utility model.

Reference numerals: 1-main truss, 2-horizontal support assembly, 3-vertical support assembly, 4-support assembly, 5-switching steel plate, 6-backup pad, 7-channel steel support, 8-hanger plate, 9-vertical support, 10-fiber rope, 11-backup pad, 12-connecting plate, 13-supporting steel plate, 14-vertical support, 15-zigzag elbow, 16-splayed support, 17-plug, 18-fiber rope.

Description of the embodiments

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In embodiment 1, as shown in fig. 1, this embodiment discloses a line antenna support truss of convenient installation, including main truss 1, install horizontal support component 2 and perpendicular support component 3 on main truss, according to the characteristics of structural support, set up the overhanging support component 4 of eight characters in one end or both ends of main truss, connect through the fiber rope between horizontal support component and main truss tip and the support component, connect through the fiber rope between perpendicular support component and the main truss tip, support the antenna curtain after the support combination.

As shown in fig. 2, a transfer steel plate 5 is welded to the center of gravity of the main truss for integrally connecting with a support tower or a rotary turret. The vertical support component is adjacent to the switching steel plate, and the transverse support component is arranged at a selected position in the middle of the main truss.

And selecting proper length of the main truss, structural form of the main column and specification size according to requirements, wherein the vertical section of the main truss is triangular in order to increase the appearance stability, strength, wind resistance and weight reduction of the main truss, three vertexes of the triangle are respectively three main columns, and the three main columns are fixedly connected with each other through connecting rods. The main column of the embodiment is a steel pipe main column.

As shown in fig. 3 and 4, the supporting plates 6 are welded on the two main columns at the bottom of the main truss respectively, the supporting plates can be fixedly connected with the two main columns at the bottom through bolts, the bolt connection is convenient for disassembly and transportation, the channel steel support 7 is installed on the supporting plates, the hanger plate 8 is welded on the main column at the top of the main truss, the transverse supporting component passes through the channel steel support and is fixedly connected with the channel steel support through bolts, and the connecting plates on the transverse supporting component are fixedly connected with the hanger plate through bolts so as to ensure the safety of the transverse supporting component.

As shown in fig. 5, the vertical support assembly comprises two vertical supports 9, wherein two pull lugs are respectively arranged at two ends of the top of each vertical support, and the pull lugs are connected with the ends of two main columns at the bottom of the main truss through 4 fiber ropes 10. The supporting plates 11 are welded on the two main columns at the bottom of the main truss respectively, the two vertical supports are fixedly connected with the supporting plates through bolts respectively, the bolt connection is convenient for disassembly and transportation, the top main column of the main truss is connected with the two vertical supports through the connecting plates 12, and the top ends of the two vertical supports are also connected through the connecting plates 12. The vertical support assembly is arranged according to the length of the main truss, so that the overall stability and strength of the main truss can be improved.

As shown in fig. 6, a supporting steel plate 13 is welded at the end of the main truss, a vertical support 14 is fixedly mounted on the upper half part of the supporting steel plate through bolts, a folded elbow 15 of a supporting assembly is fixedly mounted on the supporting steel plate through bolts, two splayed supports 16 are welded at two ends of the folded elbow, plugs 17 are arranged at the top ends of the splayed supports, the two plugs are connected through fiber ropes 18, and the top of the vertical support is also connected with the two plugs through the two fiber ropes respectively. The support assembly can effectively shorten the length of the main truss, and meanwhile, the strength and the wind resistance stability of the end support are improved.

In the field assembly process of the support truss, the main truss is firstly installed, then the vertical support component and the horizontal support component are installed on the main truss, and finally the splayed support components are installed at one end or two ends of the main truss.

Claims

1. A line antenna support truss of convenient installation, its characterized in that: the device comprises a main truss, wherein a transverse supporting component and a vertical supporting component are arranged on the main truss, splayed supporting components are arranged at one end or two ends of the main truss, the transverse supporting component is connected with the end part of the main truss and the supporting component through fiber ropes, and the vertical supporting component is connected with the end part of the main truss through fiber ropes.

2. The conveniently installed wire antenna support truss of claim 1, wherein: and welding a transfer steel plate at the gravity center of the main truss, and enabling the vertical support assembly to be adjacent to the transfer steel plate.

3. The conveniently installed wire antenna support truss of claim 1, wherein: the vertical section of the main truss is triangular, three vertexes of the triangle are respectively three main columns, and the three main columns are fixedly connected with each other through connecting rods.

4. A conveniently mounted line antenna support truss as defined in claim 3 wherein: the main column is a steel pipe main column.

5. A conveniently mounted line antenna support truss as defined in claim 3 wherein: the support plates are welded on the two main columns at the bottom of the main truss respectively, the channel steel support is arranged on the support plates, the hanger plate is welded on the main column at the top of the main truss, the transverse support assembly penetrates through the channel steel support and is fixedly connected with the channel steel support through bolts, and the connecting plate on the transverse support assembly is fixedly connected with the hanger plate through bolts.

6. A conveniently mounted line antenna support truss as defined in claim 3 wherein: the vertical support assembly comprises two vertical supports, two pull lugs are respectively arranged at two ends of the top of each vertical support, the pull lugs are connected with the ends of two main columns at the bottom of the main truss through fiber ropes, support plates are welded on the two main columns at the bottom of the main truss respectively, the two vertical supports are fixedly connected with the support plates through bolts respectively, the top main columns of the main truss are connected with the two vertical supports through connecting plates, and the tops of the two vertical supports are also connected through connecting plates.

7. A conveniently mounted line antenna support truss as defined in claim 3 wherein: the end part of the main truss is welded with a supporting steel plate, a vertical support is fixedly arranged on the upper half part of the supporting steel plate through bolts, a folded elbow of the supporting component is fixedly arranged on the supporting steel plate through bolts, two splayed supports are respectively welded at the two ends of the folded elbow, plugs are arranged at the top ends of the splayed supports, the two plugs are connected through fiber ropes, and the top part of the vertical support is also connected with the two plugs through the two fiber ropes.