Integrated base station antenna

Abstract

The utility model discloses an integrated base station antenna, and belongs to the technical field of antennas. The antenna comprises a first antenna, a second antenna and a fairing, the second antenna and the fairing are both arranged on the back of the first antenna, the fairing fully or half surrounds the second antenna, and the fairing can change the aerodynamic configuration of the antenna, so that the air fluidity is improved, and the wind resistance of the antenna is reduced. According to the integrated base station antenna, the wind resistance of the antenna can be effectively reduced by adopting the fairing.

Description

Technical Field

[0001] The utility model relates to the technical field of antennas, in particular to an integrated base station antenna. Background Art

[0002] At present, in order to solve the problem of tight site resources, active antennas and passive antennas are usually integrated into one to form an integrated base station antenna. The active antenna here usually refers to the 5G antenna, and the passive antenna refers to the 2G / 3G / 4G antenna. However, when deploying an integrated base station antenna, the active antenna is usually installed on the back of the passive antenna. This assembly method easily destroys the aerodynamic shape of the original passive antenna, increases the wind resistance of the integrated base station antenna, and ultimately worsens the wind load of the antenna.

[0003] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0004] The utility model aims to provide an integrated base station antenna, which can effectively reduce the wind resistance of the antenna by adopting a fairing.

[0005] To achieve the above object, an embodiment of the utility model provides an integrated base station antenna, comprising

[0006] First antenna;

[0007] A second antenna is provided on the first antenna and is located on a side of the first antenna away from the maximum radiation direction of the first antenna;

[0008] The fairing, which is located on the same side of the first antenna as the second antenna and surrounds or semi-surrounds the second antenna, is configured to improve air flow.

[0009] In one or more embodiments of the present utility model, the fairing includes a first air guide portion and a second air guide portion which are spaced apart from each other, and the second antenna is located between the first air guide portion and the second air guide portion.

[0010] In one or more embodiments of the present invention, the first guide portion and / or the second guide portion is arranged at an edge of the first antenna.

[0011] In one or more embodiments of the present invention, the first guide portion and / or the second guide portion includes an arc-shaped portion.

[0012] In one or more embodiments of the present invention, one end of the arc portion is coplanar with a side end surface of the first antenna, and the opposite end is bent and extended toward the second antenna.

[0013] In one or more embodiments of the present utility model, the first guide portion and / or the second guide portion further includes a straight portion, and the arc portion is connected to the first antenna via the straight portion.

[0014] In one or more embodiments of the present invention, the straight portion is coplanar with a side end surface of the first antenna.

[0015] In one or more embodiments of the present invention, the second antenna includes an antenna body and a signal line electrically connected to the antenna body, and the fairing includes a first sub-fairing corresponding to the antenna body and a second sub-fairing corresponding to the signal line.

[0016] In one or more embodiments of the present invention, the structures of the first sub-fairing and the second sub-fairing are the same or different.

[0017] In one or more embodiments of the present invention, the first antenna includes a first fixing member configured to fix the second antenna, and the fairing is connected to the first antenna and the first fixing member at the same time.

[0018] In one or more embodiments of the present invention, a second fixing member is further included, and the fairing is connected to the first antenna via the second fixing member.

[0019] In one or more embodiments of the present invention, the fairing is connected to the first antenna by gluing.

[0020] Compared with the prior art, an integrated base station antenna according to an embodiment of the utility model can change the aerodynamic shape of the antenna by adopting a fairing, thereby improving air flow, reducing antenna resistance, and improving antenna stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a three-dimensional diagram of an integrated base station antenna according to an embodiment of the utility model;

[0022] Figure 2 is an exploded view of an integrated base station antenna according to an embodiment of the utility model;

[0023] Figure 3 is a bottom view of an integrated base station antenna according to an embodiment of the utility model;

[0024] Figure 4 is a three-dimensional view of a first sub-fairing according to an embodiment of the utility model;

[0025] Figure 5is a three-dimensional view of a second sub-fairing according to an embodiment of the utility model;

[0026] Figure 6 It is a schematic diagram of gluing a fairing and a first antenna according to an embodiment of the utility model.

[0027] Description of main reference numerals:

[0028] 10-first antenna, 11a-front end surface, 11b-rear end surface, 11c-side end surface, 20-second antenna, 21-antenna body, 22-signal line, 30-fairing, 30a-first sub-fairing, 30b-second sub-fairing, 31-first guide part, 32-second guide part, 40-first fixing part, 50-second fixing part, 60-double-sided tape, a-arc-shaped part, b-straight part. DETAILED DESCRIPTION

[0029] The specific implementation modes of the present invention are described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific implementation modes.

[0030] Unless explicitly stated otherwise, throughout the specification and claims, the term “comprise” or variations such as “include” or “comprising”, etc., will be understood to include the stated elements or components but not to exclude other elements or components.

[0031] Combination Figure 1 and Figure 2 As shown, an integrated base station antenna disclosed by the utility model can effectively reduce the wind resistance of the antenna by providing a fairing 30.

[0032] Specifically, the integrated base station antenna includes a first antenna 10, a second antenna 20 and a fairing 30. Figure 1 As shown, taking the left and right directions as an example, the first antenna 10 is arranged on the left side of the second antenna 20. The first antenna 10 is configured to radiate electromagnetic waves to the left, and the second antenna 20 is configured to radiate electromagnetic waves to the left. The fairing 30 is arranged on the right side of the first antenna 10, which fully or half surrounds the second antenna 20 and is configured to change the air flow to reduce the wind resistance of the antenna. The first antenna 10 is preferably a passive antenna, and the second antenna 20 is preferably an active antenna.

[0033] In specific implementation, the fairing 30 can adopt a fully enclosed fairing or a semi-enclosed fairing according to actual needs, and the fully enclosed fairing is the best. When the fully enclosed fairing is adopted, the fairing 30 can completely enclose the second antenna 20 inside. When the semi-enclosed fairing is adopted, the fairing 30 can partially enclose the second antenna 20. By adopting the fairing 30, the overall aerodynamic shape of the antenna can be changed, the air flow can be improved, and the wind resistance of the antenna can be reduced.

[0034] like Figure 3 As shown, the first antenna 10 includes a radome and a radiation unit. The radome is configured to accommodate components such as the radiation unit to protect the components, and the radome is preferably made of a highly wave-transparent material. The radiation unit is assembled in the radome, and is configured to receive or radiate electromagnetic waves. The radome includes a front end face 11a, a rear end face 11b, and a side end face 11c connecting the front end face 11a and the rear end face 11b. The electromagnetic waves radiated by the radiation unit can radiate outward through the front end face 11a, and the radiation of the radiation unit is maximum in the direction toward the front end face 11a.

[0035] like Figure 2 As shown, the second antenna 20 includes an antenna body 21 and a signal line 22, the signal line 22 is electrically connected to the antenna body 21, the antenna body 21 is configured to receive or radiate electromagnetic waves, and the signal line 22 is configured to transmit signals to the antenna body 21. The antenna body 21 here includes but is not limited to a radome and a radiation unit disposed in the radome. In a specific implementation, the antenna body 21 and the signal line 22 are arranged on the back of the first antenna 10 along the length direction of the first antenna 10, as shown in FIG. Figure 2 As shown, the upper part is the antenna body 21 and the lower part is the signal line 22, so as to improve the back space utilization of the first antenna 10.

[0036] Combination Figure 4 and Figure 5 As shown, the fairing 30 includes a first guide portion 31 and a second guide portion 32, the first guide portion 31 and the second guide portion 32 are extended along the length direction of the first antenna 10, and the first guide portion 31 and the second guide portion 32 are arranged at intervals, and the second antenna 20 is arranged between the first guide portion 31 and the second guide portion 32, and the first guide portion 31 and the second guide portion 32 are configured to improve the gas flow direction, thereby improving the aerodynamics and reducing the wind resistance. In a specific implementation, it is best to arrange the first guide portion 31 and / or the second guide portion 32 at the edge of the first antenna 10 to better improve the air flow and reduce the wind resistance.

[0037] like Figure 3As shown, the first guide portion 31 and / or the second guide portion 32 include an arcuate portion a, which is configured to improve the direction of gas flow. In a specific implementation, it is best that both the first guide portion 31 and the second guide portion 32 include an arcuate portion a (respectively referred to as the first arcuate portion and the second arcuate portion) to better reduce the wind resistance of the antenna. When the fairing 30 can adopt a fully enclosed fairing 30, one end of the first arcuate portion is connected to the antenna cover, and the opposite end is connected to one end of the second arcuate portion, and the other end of the second arcuate portion is connected to the antenna cover to form a fully enclosed structure. The first arcuate portion and the second arcuate portion are preferably integrally formed to increase the structural strength while reducing the assembly of parts.

[0038] When the fairing 30 can adopt a semi-enclosed fairing 30, one end of the first arc-shaped portion is connected to the antenna cover, and the opposite end is bent and extended toward the second arc-shaped portion, and one end of the second arc-shaped portion is connected to the antenna cover, and the opposite end is bent and extended toward the first arc-shaped portion to form a semi-enclosed structure.

[0039] In this embodiment, Figure 3 As shown, it is best to connect one end of the first arc portion and the second arc portion to the edge of the antenna cover, that is, it is best to arrange one end of the first arc portion and the second arc portion coplanarly with the side end surface 11c of the antenna cover, and the opposite end is bent and extended toward the second antenna direction, so as to better improve air flow.

[0040] like Figure 3 As shown, the first air guide portion 31 and / or the second air guide portion 32 further include a straight portion b, and the arcuate portion a is connected to the radome through the straight portion b. In a specific implementation, it is best that both the first air guide portion 31 and the second air guide portion 32 include a straight portion b (respectively referred to as the first straight portion and the second straight portion). When the fairing 30 can adopt a fully enclosed fairing 30, one end of the first arcuate portion is connected to the radome through the first straight portion, and the opposite end is connected to one end of the second arcuate portion, and the other end of the second arcuate portion is connected to the radome through the second straight portion to form a fully enclosed structure. The first arcuate portion, the first straight portion, the second arcuate portion and the second straight portion are preferably integrally formed to increase the structural strength while reducing the assembly of parts.

[0041] When the fairing 30 can adopt a semi-enclosed fairing, one end of the first arc-shaped portion is connected to the antenna cover through the first straight portion, and the opposite end is bent and extended toward the second arc-shaped portion; one end of the second arc-shaped portion is connected to the antenna cover through the second straight portion, and the opposite end is bent and extended toward the first arc-shaped portion to form a semi-enclosed structure.

[0042] In this embodiment, the first straight portion and the second straight portion are preferably arranged at the edge of the antenna cover, and the first straight portion and the second straight portion are arranged coplanar with the side end surface 11c of the antenna cover to better improve air flow and reduce wind resistance.

[0043] like Figure 2 As shown, the fairing 30 can be an integrally formed structure or a split structure. Specifically, Figure 2 The split structure of the fairing 30 is shown, and the specific structure can be selected according to actual needs in implementation. When the fairing 30 adopts a split structure, it includes a first sub-fairing 30a and a second sub-fairing 30b, and the first sub-fairing 30a and the second sub-fairing 30b are arranged along the length direction of the first antenna 10, wherein the first sub-fairing 30a corresponds to the antenna body 21 of the second antenna 20, and can fully or semi-enclose the antenna body 21, and the second sub-fairing 30b corresponds to the signal line 22, and can fully or semi-enclose the signal line 22.

[0044] Furthermore, combined with Figure 3 to Figure 5 As shown, the structures of the first sub-fairing 30a and the second sub-fairing 30b are the same or different, specifically, the structures of the guide part of the first sub-fairing 30a and the guide part of the second sub-fairing 30b can be the same or different. Figure 3 As shown, the first guide portion 31 and the second guide portion 32 of the first sub-fairing 30a are composed of an arc portion a and a straight portion b, while the first guide portion 31 and the second guide portion 32 of the second sub-fairing 30b are only composed of an arc portion a, which can be set according to actual needs.

[0045] Combination Figure 2 and Figure 6 As shown, the fairing 30 can be installed and fixed to the back of the first antenna 10 in a variety of ways. Specifically, Figure 2 As shown, at least one first fixing member 40 is provided on the antenna cover of the first antenna 10, and the first fixing member 40 is configured to be able to install and fix the antenna body 21 of the second antenna 20. When installing and fixing the fairing 30, the fairing 30 can be fixedly connected to the antenna cover by fasteners such as bolts, and at the same time, the fairing 30 is further connected to the first fixing member 40 to improve the connection stability. Figure 2 As shown, the first sub-fairing 30a is connected to the radome and is also connected to the first fixing member 40 .

[0046] Of course, in other embodiments, the fairing 30 and the radome may also be connected by a corresponding second fixing member 50, such as a C-shaped fixing member. Figure 2 As shown, the second sub-fairing 30b is connected to the radome through the second fixing member 50. Alternatively, the fairing 30 is connected to the radome by gluing or the like, as shown in the figure, the second sub-fairing 30b is connected to the radome by double-sided adhesive 60. Alternatively, other quick-release structures are used to connect the fairing 30 to the radome, such as providing corresponding through holes on the radome and providing corresponding connectors on the second sub-fairing 30b, so as to realize quick disassembly and assembly of the two.

[0047] The utility model changes the overall aerodynamic shape of the antenna by arranging the fairing 30, thereby improving air flow, reducing antenna resistance, and improving antenna stability.

[0048] The foregoing description of specific exemplary embodiments of the utility model is for the purpose of illustration and illustration. These descriptions are not intended to limit the utility model to the precise form disclosed, and it is clear that many changes and variations can be made based on the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the utility model and its practical application, so that those skilled in the art can realize and utilize various different exemplary embodiments of the utility model and various different options and changes. The scope of the utility model is intended to be defined by the claims and their equivalents.

Claims

1. An integrated base station antenna, characterized in that: include First antenna; A second antenna is provided on the first antenna and is located on a side of the first antenna away from the maximum radiation direction of the first antenna; A fairing is located on the same side of the first antenna as the second antenna and surrounds or semi-surrounds the second antenna.

2. The integrated base station antenna according to claim 1, characterized in that: The fairing includes a first air guide portion and a second air guide portion which are spaced apart from each other, and the second antenna is located between the first air guide portion and the second air guide portion.

3. The integrated base station antenna according to claim 2, characterized in that: The first guide portion and / or the second guide portion are arranged at an edge of the first antenna.

4. The integrated base station antenna according to claim 2, characterized in that: The first flow guiding portion and / or the second flow guiding portion comprises an arc-shaped portion.

5. The integrated base station antenna according to claim 4, characterized in that: One end of the arc portion is coplanar with a side end surface of the first antenna, and the opposite end is bent and extended toward the second antenna.

6. The integrated base station antenna according to claim 4, characterized in that: The first guide portion and / or the second guide portion further includes a straight portion, and the arc portion is connected to the first antenna via the straight portion.

7. The integrated base station antenna according to claim 6, characterized in that: The straight portion is coplanar with a side end surface of the first antenna.

8. The integrated base station antenna according to claim 1, characterized in that: The second antenna includes an antenna body and a signal line electrically connected to the antenna body, and the fairing includes a first sub-fairing corresponding to the antenna body and a second sub-fairing corresponding to the signal line.

9. The integrated base station antenna according to claim 8, characterized in that: The structures of the first sub-fairing and the second sub-fairing are the same or different.

10. The integrated base station antenna according to claim 1, characterized in that: The first antenna includes a first fixing member configured to fix the second antenna, and the fairing is connected to the first antenna and the first fixing member at the same time.

11. The integrated base station antenna according to claim 1, characterized in that: It also includes a second fixing member, and the fairing is connected to the first antenna via the second fixing member.

12. The integrated base station antenna according to claim 1, characterized in that: The fairing is connected to the first antenna by gluing.

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