CN219086239U

CN219086239U - Building antenna

Info

Publication number: CN219086239U
Application number: CN202223052046.7U
Authority: CN
Inventors: 陈冕; 韦河; 安涛
Original assignee: Shenzhen Mobi Network Communication Co ltd; Mobi Antenna Technologies Shenzhen Co Ltd; Mobi Technology Xian Co Ltd; Mobi Technology Shenzhen Co Ltd; Xian Mobi Antenna Technology Engineering Co Ltd; Mobi Telecommunications Technologies Jian Co Ltd
Current assignee: Shenzhen Mobi Network Communication Co ltd; Mobi Antenna Technologies Shenzhen Co Ltd; Mobi Technology Xian Co Ltd; Mobi Technology Shenzhen Co Ltd; Xian Mobi Antenna Technology Engineering Co Ltd; Mobi Telecommunications Technologies Jian Co Ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-05-26
Anticipated expiration: 2032-11-15

Abstract

The utility model belongs to the technical field of antennas, and provides a building antenna, which comprises a fixed plate, an antenna main body and a driving unit, wherein the antenna main body is connected with the fixed plate, the antenna main body comprises an antenna array and a reflecting unit, the antenna array is positioned on one side of the reflecting unit, and the driving unit is connected with the fixed plate and is used for receiving a remote wave width adjusting signal to drive relative position change between the antenna array and the reflecting unit, so that the adjustment of the horizontal angle of the building antenna is realized, the leakage control difficulty is reduced, the network coverage effect is improved, and the communication experience is improved.

Description

Building antenna

Technical Field

The utility model belongs to the technical field of antennas, and particularly relates to a building antenna.

Background

With the expansion of urban areas, urban district tall buildings stand up, forming a complex communication environment. In order to meet the communication requirements, it is necessary to communicate with the base station in such a complex communication environment, providing stable and considerable signal coverage, while the communication of the base station is independent of the communication antenna. At present, a spotlight antenna is basically used for building antennas, and the spotlight antenna is installed in a building opposite-lighting mode. Install spotlight antenna at roof, because of the unable regulation of horizontal angle, leak more difficult control to the network coverage effect is not good, influences communication experience.

In summary, the existing building antenna has the technical problems that the horizontal angle cannot be adjusted, the leakage is difficult to control, the network coverage effect is poor, the communication experience is affected, and the like.

Disclosure of Invention

The technical purpose of the utility model is to provide a building antenna which realizes good network coverage.

The present utility model is thus embodied, providing a building antenna comprising: a fixed plate, an antenna body and a driving unit. The antenna main body is connected with the fixed plate; the antenna body comprises an antenna array and a reflecting unit; the antenna array is positioned at one side of the reflecting unit; the driving unit is connected with the fixed plate and is used for receiving a remote wave width adjusting signal so as to drive the antenna array and the reflecting unit to change relative positions.

Further, the reflection unit includes a main reflection plate and a sub-moving reflection plate; the main reflecting plate is connected with the fixed plate, and the auxiliary movable reflecting plate is movably arranged on the main reflecting plate; the driving unit is connected with the auxiliary moving reflecting plate to drive the auxiliary moving reflecting plate to move so that relative position change occurs between the antenna array and the auxiliary moving reflecting plate.

Further, the distance of the secondary moving reflecting plate does not exceed 2 times of frequency band wavelength; the horizontal position centers of the antenna arrays are on the same axis.

Further, the antenna array comprises a radiating element and a loading sheet; the radiation unit is arranged on one side of the main reflecting plate, and the loading sheet is assembled on the radiation unit.

Further, the width of the main reflection plate is not more than 260mm; the folding distance between the central point of the radiating unit and the main reflecting plate is not more than 71mm, and the working frequency of the radiating unit is 1710-2690 MHz.

Further, the radiating element comprises a first radiating subunit and a second radiating subunit; the first radiating subunit and the second radiating subunit are arranged side by side and at intervals on one side of the main reflecting plate.

Further, the loading tabs include a first sub-loading tab and a second sub-loading tab; the first sub-loading tab is mounted to the first radiating subunit and the second sub-loading tab is mounted to the second radiating subunit.

Further, the horizontal spacing between the first radiating subunit and the second radiating subunit is between 0.2-0.9 center frequency point wavelength.

Further, the first sub-loading tab has a diameter that does not exceed the length of the first radiating subunit and the second sub-loading tab has a diameter that does not exceed the length of the second radiating subunit; the distance between the first sub-loading sheet and the first radiating subunit, and the distance between the second sub-loading sheet and the second radiating subunit are not more than 0.5 frequency multiplication section wavelength; the first sub-loading piece is a plurality of pieces, and the second sub-loading piece is a plurality of pieces; the distance between each first sub-loading piece and the distance between each second sub-loading piece are not more than 0.5 frequency multiplication wavelength.

Further, the building antenna also comprises a joint component, a top decoration, an outer cover, a base and an angle bracket; the joint component, the top decoration, the outer cover, the base, the angle bracket and the antenna main body form an antenna body; the fixed plate comprises a first sub-plate and a second sub-plate which are oppositely arranged; the antenna main body is arranged between the first sub-board and the second sub-board, the joint component is arranged on the first sub-board, and the top decoration is arranged on the outer cover and is connected with the second sub-board together with the outer cover; the angle bracket is assembled in the base, one side of the first daughter board is connected with the base, and the angle bracket drives the antenna body to rotate when the pitch angle of the angle bracket is adjusted.

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

the utility model provides a building antenna, which comprises a fixed plate, an antenna main body and a driving unit, wherein the antenna main body is connected with the fixed plate, the antenna main body comprises an antenna array and a reflecting unit, the antenna array is positioned on one side of the reflecting unit, and the driving unit is connected with the fixed plate and is used for receiving a remote bandwidth adjusting signal to drive relative position change between the antenna array and the reflecting unit, so that the adjustment of the horizontal angle of the building antenna is realized, the leakage control difficulty is reduced, the network coverage effect is improved, and the communication experience is improved.

Drawings

Fig. 1 is a schematic diagram of a building antenna according to the present utility model;

fig. 2 is a schematic diagram of a building antenna according to the present utility model;

fig. 3 is a schematic diagram of a building antenna according to the present utility model;

fig. 4 is a schematic diagram of a building antenna according to the present utility model;

fig. 5 is a schematic diagram of a building antenna according to the present utility model.

In the drawings, each reference numeral denotes:

100. a fixing plate; 1000. a first sub-board; 1001. a second sub-board;

101. an antenna main body; 1010. an antenna array; 10100. a radiation unit; 101000, a first radiating subunit; 101001, a second radiating subunit; 10101. adding a slide; 101010, a first sub-loading tab; 101011, a second sub-loading tab; 1011. a reflection unit; 10110. a main reflection plate; 10111. a sub-moving reflection plate;

102. a driving unit; 1020. a motor; 1021. a transmission structure;

103. a joint assembly;

104. roof decoration;

105. an outer cover;

106. a base;

107. an angle bracket;

108. reinforcing the support;

109. a metal rod;

110. and a power dividing plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-5, an embodiment of the present utility model provides a building antenna, including: a fixed plate 100, an antenna main body 101, and a driving unit 102. The antenna body 101 is connected to the fixing plate 100, and the antenna body 101 includes an antenna array 1010 and a reflection unit 1011, and the antenna array 1010 is located on one side of the reflection unit 1011. The driving unit 102 is connected to the fixed board 100 for receiving a remote bandwidth adjustment signal to drive a relative position change between the antenna array 1010 and the reflecting unit 1011.

In this embodiment, the building antenna is provided with the fixing plate 100, the antenna main body 101 and the driving unit 102, the antenna main body 101 is connected with the fixing plate 100, the antenna main body 101 includes the antenna array 1010 and the reflecting unit 1011, the antenna array 1010 is located at one side of the reflecting unit 1011, the driving unit 102 is connected with the fixing plate 100 and is used for receiving the remote bandwidth adjusting signal to drive the relative position between the antenna array 1010 and the reflecting unit 1011, thereby realizing the adjustment of the horizontal angle of the building antenna, reducing the difficulty of leakage control, improving the network coverage effect and improving the communication experience. The driving unit 102 may include a motor 1020 and a transmission structure 1021, where the motor 1020 is connected with the transmission structure 1021, the transmission structure 1021 is connected with the antenna main body 101, and the motor 1020 receives the remote bandwidth adjustment signal and drives the antenna array 1010 and the reflection unit 1011 to change the relative position. In addition, the occurrence of a relative position change between the antenna array 1010 and the reflection unit 1011 means that the length of the distance between the antenna array 1010 and the reflection unit 1011 is shortened or lengthened. In addition, when a relative position change occurs between the antenna array 1010 and the reflection unit 1011, a beam width remote adjustment can be achieved, for example, a change adjustment between 20 ° and 65 ° in the vertical bandwidth is achieved, and a change adjustment between 10 ° and 65 ° in the horizontal bandwidth is achieved. The signal frequency band can cover the signal frequency band of 700MHz-3800MHz, and preferably cover 1710-2690MHz, so that comprehensive deep coverage such as various small high-rise, high-rise multi-scene and full-floor coverage is achieved, 4G/5G indoor deep coverage is met, interference to other surrounding cells is restrained while the high-rise is covered, network coverage effect is improved, and communication experience is improved. In addition, building antenna includes blast pipe appearance casing, compatible shot-light installation and easily conceal, can adopt multiple mounting means installation such as roof parapet anchor or floor increase the frame and hang wall installation to install, through adjusting mechanical pitch angle and electronic downtilt angle adjustment vertical and cover, through mechanical horizontal angle adjustment horizontal plane target coverage area, easily satisfy the excellent coverage of various occasions net for the operator can more convenient realization build the station, use cost is low, realizes better degree of depth network coverage.

In some embodiments, the reflection unit 1011 includes a main reflection plate 10110 and a sub-moving reflection plate 10111; the main reflecting plate 10110 is connected with the fixed plate 100, and the auxiliary moving reflecting plate 10111 is movably disposed on the main reflecting plate 10110; the driving unit 102 is connected to the sub moving reflection plate 10111 to drive the sub moving reflection plate 10111 to move such that a relative position change occurs between the antenna array 1010 and the sub moving reflection plate 10111. Further, the sub-moving reflection plate 10111 moves a distance not exceeding 2 times the wavelength of the frequency band; the horizontal position of the antenna array 1010 is centered on the same axis. Further, the width of the main reflection plate 10110 is not more than 260mm.

In the above embodiment, since the sub moving reflection plate 10111 moves so that the relative position between the antenna array 1010 and the sub moving reflection plate 10111 changes, the beam width remote adjustment can be realized. In addition, the distance the sub-moving reflection plate 10111 moves may include other frequency band wavelengths other than not more than 2 times in addition to not more than 2 times the frequency band wavelength. The width of the main reflection plate 10110 is not more than 260mm, but may be not more than 260mm.

In some embodiments, antenna array 1010 includes radiating element 10100 and loading tab 10101; the radiation unit 10100 is disposed at one side of the main reflection plate 10110, and the loading plate 10101 is assembled to the radiation unit 10100. The center point of the radiation unit 10100 is not more than 71mm from the folded edge of the main reflection plate 10110, and the working frequency of the radiation unit 10100 is between 1710 MHz and 2690 MHz. Further, the radiating element 10100 comprises a first radiating subunit 101000 and a second radiating subunit 101001; the first and

second radiation subunits

101000 and 101001 are disposed side by side and spaced apart at one side of the main reflection plate 10110. Further, the loading tab 10101 includes a first sub-loading tab 101010 and a second sub-loading tab 101011; the first sub-loading tab 101010 is mounted to the first radiating subunit 101000 and the second sub-loading tab 101011 is mounted to the second radiating subunit 101001. Further, the horizontal spacing of the first radiating subunit 101000 and the second radiating subunit 101001 is between 0.2-0.9 center-point wavelengths. Further, the first sub-loading tab 101010 has a diameter not exceeding the length of the first radiating subunit 101000 and the second sub-loading tab 101011 has a diameter not exceeding the length of the second radiating subunit 101001; the distance between the first sub-loading piece 101010 and the first radiating subunit 101000, and the distance between the second sub-loading piece 101011 and the second radiating subunit 101001 are not more than 0.5 frequency doubling band wavelength; the first sub-loading piece 101010 is a plurality of pieces, and the second sub-loading piece 101011 is a plurality of pieces; the distance between each first sub-loading piece 101010 and the distance between each second sub-loading piece 101011 are not more than 0.5 frequency band wavelength.

In this embodiment, the number of the first sub-loading pieces 101010 and the number of the second sub-loading pieces 101011 may be set according to actual needs, and may be multiple pieces, preferably not more than 6 pieces. In addition, the first radiating subunit 101000 and the second radiating subunit 101001 have a plurality of first sub-loading pieces 101010 and second sub-loading pieces 101011 respectively, so that a good signal radiating effect can be achieved.

In some embodiments, the building antenna further comprises a joint assembly 103, a top trim 104, a housing 105, a base 106, and an angle bracket 107; the joint component 103, the top decoration 104, the outer cover 105, the base 106, the angle bracket 107 and the antenna main body 101 form an antenna body; the fixing plate 100 includes a first sub-plate 1000 and a second sub-plate 1001 disposed opposite to each other; the antenna main body 101 is arranged between the first sub-board 1000 and the second sub-board 1001, the connector assembly 103 is arranged on the first sub-board 1000, the top decoration 104 is arranged on the outer cover 105 and is connected with the second sub-board 1001 together with the outer cover 105; the angle bracket 107 is assembled in the base 106, one side of the first daughter board 1000 is connected with the base 106, and the angle bracket 107 drives the antenna body to rotate when the pitch angle is adjusted. Further, the first radiating subunit 101000 and the second radiating subunit 101001 are connected with the power dividing plate 110 and the connector assembly 103 through cables, and may form a back feed network of the antenna body. The main reflecting plate 10110, the auxiliary moving reflecting plate 10111, the first radiating subunit 101000, the second radiating subunit 101001, the first sub-loading piece 101010 and the second sub-loading piece 101011 can be connected through screws and plastic screw nuts thereof to form the front main body of the antenna body. The front main body of the antenna body and the back feed network of the antenna body can form an antenna main body 101, and the antenna main body 101 and the first sub-board and the second sub-board can be connected through screw nut insulating pads. Further, the antenna main body 101 is grounded to the top decoration 104 and the base 106 through a lightning conductor connection, thereby achieving a lightning protection effect. In addition, the rotation of the angle bracket 107 by a pitch angle of + -30 DEG can be adjusted, and the horizontal azimuth angle is adjusted by 360 DEG through the rotation angle of the base 106. Further, the building antenna may also include a reinforcing support 108 and a metal bar 109. The reinforcing support 108 is connected to the metal rod 109 and is disposed on one side of the fixing plate 100.

It should be generally noted that, in the above embodiment, by providing a building antenna, including the fixed plate 100, the antenna main body 101 and the driving unit 102, the antenna main body 101 is connected with the fixed plate 100, the antenna main body 101 includes the antenna array 1010 and the reflecting unit 1011, the antenna array 1010 is located at one side of the reflecting unit 1011, and the driving unit 102 is connected with the fixed plate 100 and is used for receiving the remote bandwidth adjusting signal to drive the relative position between the antenna array 1010 and the reflecting unit 1011, thereby realizing the adjustment of the horizontal angle of the building antenna, reducing the difficulty of leakage control, improving the network coverage effect and improving the communication experience.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A building antenna, comprising:

a fixing plate;

an antenna main body connected to the fixing plate; the antenna body comprises an antenna array and a reflecting unit; the antenna array is positioned at one side of the reflecting unit;

and the driving unit is connected with the fixed plate and is used for receiving a remote wave width adjusting signal so as to drive the antenna array and the reflecting unit to change relative positions.

2. The building antenna of claim 1, wherein the reflection unit includes a main reflection plate and a sub-moving reflection plate; the main reflecting plate is connected with the fixed plate, and the auxiliary movable reflecting plate is movably arranged on the main reflecting plate; the driving unit is connected with the auxiliary moving reflecting plate so as to drive the auxiliary moving reflecting plate to move, so that relative position change occurs between the antenna array and the auxiliary moving reflecting plate.

3. The building antenna of claim 2, wherein the secondary moving reflector moves no more than 2 multiple frequency band wavelengths away; the horizontal centers of the antenna arrays are on the same axis.

4. The building antenna of claim 2, wherein the antenna array comprises radiating elements and loading tabs; the radiation unit is arranged on one side of the main reflecting plate, and the loading sheet is assembled on the radiation unit.

5. The building antenna of claim 4, wherein the width of the main reflector is no greater than 260mm; the folding distance between the central point of the radiating unit and the main reflecting plate is not more than 71mm, and the working frequency of the radiating unit is 1710-2690 MHz.

6. The building antenna of claim 4, wherein the radiating element comprises a first radiating sub-element and a second radiating sub-element; the first radiation subunit and the second radiation subunit are arranged side by side and at intervals on one side of the main reflecting plate.

7. The building antenna of claim 6, wherein the loading tab comprises a first sub-loading tab and a second sub-loading tab; the first sub-loading tab is mounted to the first radiating subunit and the second sub-loading tab is mounted to the second radiating subunit.

8. The building antenna of claim 6, wherein the horizontal spacing of the first radiating sub-element and the second radiating sub-element is between 0.2-0.9 center frequency point wavelength.

9. The building antenna of claim 7, wherein the first sub-mount has a diameter that does not exceed the length of the first radiating subunit and the second sub-mount has a diameter that does not exceed the length of the second radiating subunit; the distance between the first sub-loading sheet and the first radiating subunit, and the distance between the second sub-loading sheet and the second radiating subunit are not more than 0.5 frequency multiplication section wavelength; the first sub-loading piece is multiple pieces, and the second sub-loading piece is multiple pieces; the distance between each two first sub-loading sheets is not more than 0.5 frequency multiplication wavelength.

10. The building antenna of any one of claims 1-9, further comprising a joint assembly, a roof trim, a housing, a base, and an angle bracket; the joint assembly, the top decoration, the outer cover, the base, the angle bracket and the antenna main body form an antenna body; the fixed plate comprises a first sub-plate and a second sub-plate which are oppositely arranged; the antenna main body is arranged between the first sub-board and the second sub-board, the connector assembly is arranged on the first sub-board, and the top decoration is arranged on the outer cover and is connected with the second sub-board together with the outer cover; the angle bracket is assembled in the base, one side of the first daughter board is connected with the base, and the angle bracket drives the antenna body to rotate when the pitch angle of the angle bracket is adjusted.