CN111864336A

CN111864336A - Antenna support and antenna

Info

Publication number: CN111864336A
Application number: CN201910364556.1A
Authority: CN
Inventors: 童恩东
Original assignee: Shenzhen Tatfook Technology Co Ltd
Current assignee: Shenzhen Tatfook Technology Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-10-30

Abstract

The application discloses antenna boom and antenna. The antenna support comprises a supporting rod and a plurality of antenna supporting plates, wherein the antenna supporting plates are arranged on the supporting rod in an enclosing mode, and the antenna supporting plates are used for arranging antenna radiation units. By the mode, the antenna bracket structure can be simplified, the signal coverage area of the antenna is increased, and the performance of the antenna is improved.

Description

Antenna support and antenna

Technical Field

The present application relates to the field of radio frequency technology, and in particular, to an antenna bracket and an antenna.

Background

With the rapid development of mobile communication technology, especially the upcoming 5G communication, more demanding technical requirements are put forward for the whole communication system architecture, i.e. to realize efficient, rapid and large-capacity communication, the system module needs to be highly integrated, miniaturized, light-weighted and low-cost. The antenna is used as an important part of a communication system, and the performance of the antenna plays a vital role in the overall performance of a base station system; in order to realize large-capacity communication, the number of antennas adopted by the large-scale array 5G Massive MIMO technology is changed from 2, 4 or 8 to 64, 128 or 256.

The inventor of the application finds that the existing array antenna has a complex structure and a narrow signal coverage area in a long-term research and development process.

Disclosure of Invention

The technical problem that this application mainly solved is how to simplify antenna boom structure, and increases the signal coverage of antenna, improves the antenna performance.

In order to solve the technical problem, the application adopts a technical scheme that: an antenna stand is provided. This antenna boom includes: a support bar; and the antenna supporting plates are arranged on the supporting rods in an enclosing mode and are used for arranging antenna radiation units.

In one embodiment, the antenna support plate is provided with a heat dissipation fin at one side close to the center of the circle.

In one embodiment, the antenna stand further includes a first base and a second base, and the antenna support plate is disposed between the first base and the second base.

In one embodiment, the first base and the second base include a first ring portion, a bracket and a second ring portion, the second ring portion is disposed in the first ring portion, the bracket connects the first ring portion and the second ring portion, and the support rod penetrates through and is fixed in the second ring portion.

In an embodiment, the antenna supporting plate includes a first supporting surface and a second supporting surface, the first supporting surface and the second supporting surface are respectively used for disposing different antenna radiating units, and the first supporting surface and the second supporting surface are disposed at an obtuse angle.

In one embodiment, the number of antenna support plates is 6.

In one embodiment, a connecting portion is disposed between the first supporting surface and the second supporting surface, and the connecting portion is fixed to the first base and the second base by screws.

In one embodiment, the antenna bracket further includes a housing, and the housing is disposed around the antenna supporting plate and the antenna radiating element.

In order to solve the above technical problem, another technical solution adopted by the present application is: an antenna is provided. The antenna comprises the antenna bracket and an antenna radiation unit, wherein the antenna radiation unit is arranged on an antenna support plate.

In a specific embodiment, the antenna further includes an optical module, one end of the optical module is coupled to the plurality of antenna radiation units, the other end of the optical module is connected to the optical fiber, and the optical module is configured to implement conversion between an electromagnetic wave signal of the antenna radiation units and an optical signal transmitted by the optical fiber.

The beneficial effects of the embodiment of the application are that: be different from prior art, this application embodiment antenna boom includes: the antenna comprises a supporting rod and a plurality of antenna supporting plates, wherein the antenna supporting plates are arranged on the supporting rod in an enclosing mode, and the antenna supporting plates are used for arranging antenna radiation units. In this way, the antenna boom of this application embodiment is formed by a plurality of antenna backup pads concatenation, can simplify the structure, and a plurality of antenna backup pads are around setting up around the global of bracing piece, can realize diversified omnidirectional antenna radiation even, can increase the signal coverage face of antenna, improve the antenna performance.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of an antenna mount according to an embodiment of the present application;

FIG. 2 is a schematic view of the disassembled antenna bracket of the embodiment of FIG. 1;

FIG. 3 is a schematic structural diagram of a portion of the structure of the antenna mount of the embodiment of FIG. 1;

FIG. 4 is a schematic diagram of a base of the antenna mount of the embodiment of FIG. 1;

fig. 5 is a schematic structural diagram of an antenna support plate in the antenna stand of the embodiment of fig. 1;

fig. 6 is a schematic structural diagram of an antenna support plate in another embodiment of an antenna mount of the present application;

fig. 7 is a schematic structural diagram of an embodiment of the antenna of the present application;

fig. 8 is a schematic structural diagram of another embodiment of the antenna of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first" and "second" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus. While the term "and/or" is merely one type of association that describes an associated object, it means that there may be three types of relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the age of 5G, cellular systems will achieve high capacity, high data rates, high reliability, low latency, low power consumption, etc. In order to improve the system capacity, the large-scale 5G Massive MIMO technology will be widely applied, so that the data transmission rate is increased by tens or hundreds of times. At present, research and development work of Massive MIMO antennas is mainly focused on large macro base station scenes. The antenna array of such a base station is usually large in scale, resulting in a complex antenna structure and a narrow signal coverage.

To solve the above problems, the present application first proposes an antenna support, and fig. 1 is a schematic perspective view of an embodiment of the antenna support of the present application; FIG. 2 is a schematic view of the disassembled antenna bracket of the embodiment of FIG. 1; FIG. 3 is a schematic structural diagram of a portion of the structure of the antenna mount of the embodiment of FIG. 1; FIG. 4 is a schematic diagram of a base of the antenna mount of the embodiment of FIG. 1; fig. 5 is a schematic structural diagram of an antenna support plate in the antenna stand of the embodiment of fig. 1. The antenna bracket 10 of this embodiment is used for disposing an antenna radiation unit (not shown), the antenna bracket 10 includes a support rod 110 and a plurality of antenna support plates 121, the plurality of antenna support plates 121 are enclosed on the support rod 110, and the antenna support plates 121 are used for disposing the antenna radiation unit.

The antenna bracket 10 is used for supporting an antenna radiation unit, and the antenna bracket 10 is fixed on a communication base station (not shown) or the like so as to arrange the antenna radiation unit on the communication base station; the antenna radiation unit is used for radiating the feed signal in the form of electromagnetic wave, receiving the electromagnetic wave and converting the received electromagnetic wave into the feed signal so as to realize the receiving and sending of the signal.

Be different from prior art, the antenna boom of this embodiment is formed by the concatenation of a plurality of antenna supporting plates, not only can simplify the structure, and can realize diversified antenna radiation even omnidirectional, can increase the signal coverage of antenna, improves the antenna performance.

Optionally, a heat dissipation fin 122 is disposed on one side of the antenna support plate 121 close to the center of the circle.

The plurality of antenna support plates 121 of the present embodiment are disposed in a polygonal shape; the antenna radiation unit is disposed on one side of the antenna support plate 121 away from the center of the circle, and the heat dissipation fins 122 are disposed on one side of the antenna support plate 121 close to the center of the circle, so that heat of the antenna radiation unit guided to the antenna support plate 121 is guided to the inner cavity of the antenna support plate 121 through the heat dissipation fins 122.

In this way, a tunnel effect can be formed, and heat can be dissipated through the inner cavity of the antenna support plate 120 without providing a cooling structure additionally. Therefore, the structure of the antenna holder 10 can be further simplified, which is advantageous for the miniaturization design of the antenna.

Further, a groove (not shown) or a protrusion (not shown) may be disposed on the surface of the heat dissipation fin 122 to increase the heat dissipation area of the heat dissipation fin 122 and improve the heat dissipation effect.

The antenna support plate 121 and the heat dissipation fins 122 may be made of a material with good thermal conductivity, such as ceramic.

The heat dissipation fins 122 and the antenna support plate 121 are integrally formed, and may be formed by extrusion molding or mold molding, so as to reduce the production cost and improve the yield.

The heat dissipation fins 122 of the present embodiment extend along the axial direction of the support rod 110, and are disposed perpendicular to the antenna support plate 121. In other embodiments, the heat sink fins may extend in the radial direction of the antenna support plate, etc.

Optionally, the present embodiment further includes a first base 131 and a second base 132, and the antenna supporting board 121 is disposed between the first base 131 and the second base 132.

The first base 131 includes a first ring 1311, a bracket 1312, and a second ring 1313, the second ring 1313 is disposed in the first ring 1311, the bracket 1312 connects the first ring 1311 and the second ring 1313, and the support rod 110 penetrates and is fixed in the second ring 1313.

Wherein, the first ring part 1311, the bracket 1312 and the second ring part 1313 can be integrally formed; the inner diameter of the second ring 1313 is the same as the outer diameter of the support rod 110 or slightly smaller than the outer diameter of the support rod 110 so that the support rod 110 can be fixed in the second ring 1313.

In other embodiments, a first thread may be provided on the outer surface of the support rod and a second thread may be provided on the inner surface of the second ring portion, the first thread engaging with the second thread to secure the support rod within the second ring portion; or after the supporting rod is embedded into the second annular part, the supporting rod and the second annular part are fixed through a welding process.

Furthermore, a protrusion (not shown) protruding from the first ring 1311 and the second ring 1313 is disposed on one side of the bracket 1312 close to the antenna supporting board 121, and the protrusion can be embedded into the antenna supporting board 121 when the antenna supporting board 121 is mounted on the first base 131, so as to increase the stability of the antenna supporting board 121 and the first base 131.

Of course, in other embodiments, only one base may be provided, or other structures may be used to secure the antenna support plate.

In order to further increase the coverage area of the antenna signal, the antenna supporting plate 121 of the embodiment includes a first supporting surface 1211 and a second supporting surface 1212, where the first supporting surface 1211 and the second supporting surface 1212 are respectively used for disposing different antenna radiation units, and the first supporting surface 1211 and the second supporting surface 1212 are disposed at an obtuse angle.

The obtuse angle range may be, specifically, 150 °, 130 °, 110 °, or the like, and is not limited.

The antenna support plate 121 of this embodiment is provided with the first support surface 1211 and the second support surface 1212 which are arranged at an obtuse angle, so that the signal radiation directions of the two antenna radiation units arranged on the first support surface 1211 and the second support surface 1212 can be different, and therefore the coverage area of the antenna signal can be increased.

In another embodiment, as shown in fig. 6, the antenna supporting board 601 is disposed in a plane, and only one antenna radiation unit is disposed on the antenna supporting board 601; in another embodiment, the antenna support plate may be provided with a plurality of support surfaces arranged in different planes, and the number of the support surfaces on the antenna support plate and the included angle between adjacent support surfaces may be adjusted according to parameters such as antenna performance and volume.

Optionally, continuing to participate in fig. 1 to 5, a connecting portion 123 is disposed between the first support surface 1211 and the second support surface 1212, and the connecting portion 123 and the first base 131 are fixed by a screw (not shown).

Specifically, the connection portion 123 is provided with a first screw hole (not shown), a second screw hole (not shown) is provided at a position such as the first ring portion 1311 of the first base 131, and when the antenna support plate 121 is provided on the first base 131, a screw is inserted into the second screw hole and the first screw hole to fix the first base 131 and the antenna support plate 121.

Wherein, the first screw hole may be disposed at a connection of the first support surface 1211 and the second support surface 1212.

The connecting portion 123 protrudes from the first supporting surface 1211 and the second supporting surface 1212, and is further configured to separate the antenna radiation unit disposed on the first supporting surface 1211 from the antenna radiation unit disposed on the second supporting surface 1212, so as to avoid mutual influence.

Further, a waterproof gasket may be further provided at the second screw hole to prevent water from entering from the first seat 131.

In other embodiments, the connection portion 123 and the first base 131 may be fixed by welding or the like.

The second base 132 of the present embodiment is similar to the first base 131, and is not described herein.

The embodiment of the present application does not limit the sizes of the first support surface 1211 and the second support surface 1212 to be the same or different.

Alternatively, the adjacent antenna support plates 121 may be fixed by a snap structure 124. In other embodiments, the adjacent antenna support plate may also be fixed by screws.

Optionally, the antenna stand 10 of this embodiment further includes a housing 140, and the housing 140 is disposed around the antenna supporting plate 121 and the antenna radiating element.

The housing 140 is used to protect components such as the antenna radiation unit from external interference, such as electromagnetic interference and water, so as to improve the performance of the antenna.

The housing 140 abuts between the first base 131 and the second base 132, or is fixed between the first base 131 and the second base 132 by welding or the like.

The antenna support plate comprises 6 antenna support plates 121, one antenna support plate 121 is provided with two support surfaces, and the 6 antenna support plates 121 are arranged in a regular dodecagon shape. In other embodiments, the antenna stand may further include 3 or more than 3 antenna support plates as shown in fig. 1 or fig. 6.

The present application further provides an antenna, as shown in fig. 7, fig. 7 is a schematic view of a disassembled structure of an embodiment of the antenna of the present application. The antenna of the present embodiment includes an antenna support 10 and an antenna radiation unit 70, wherein the antenna radiation unit 70 is disposed on the antenna support 10.

Here, the structure and the operation principle of the antenna stand 10 of this embodiment are not described in detail herein.

When the antenna 70 is assembled, the antenna radiation unit 70 is firstly disposed on one side of the antenna support plate 121 deviating from the center of circle, and then the adjacent antenna support plates 121 are spliced by a buckle structure (not shown) or a screw (not shown) on the antenna support plate 121; then, the supporting rod 110 is sequentially inserted into the first base 131, the antenna supporting plate 121 and the second base 132, the first base 131 and the second base 132 are abutted to the antenna supporting plate 121 from two ends of the antenna supporting plate 121, and then the antenna supporting plate 121 is fixed to the first base 131 and the second base 132 by screws (not shown) or welding; then, the support rod 110 is fixed in the second ring portion (not shown) of the first base 131 and the second ring portion (not shown) of the second base 132; then, the housing 140 is sleeved outside the antenna radiation unit 70, and two ends of the housing 140 are fixed to the first base 131 and the second base 132 respectively.

Specifically, the antenna radiation unit 70 may be printed on the antenna support plate 121 by means of spray printing, gravure printing, flexo printing, screen printing, or the like. The antenna radiation element 70 printed on the antenna support plate 121 is easily conformal with the antenna support plate 121 due to its planar structure.

The antenna radiation unit 70 can be made of copper, nano silver paste, or other materials.

In other embodiments, the antenna radiation unit may be fixed to the antenna support plate by means of adhesion or welding.

The antenna radiation unit can be fixed on the antenna support plate in a printing or pasting mode, no gap exists between the antenna radiation unit and the antenna support plate, the antenna radiation unit and the antenna support plate can be integrally arranged, the antenna can be miniaturized and lightened, and the antenna can be widely applied to an integrated antenna module and the like.

As shown in fig. 8, the antenna of the present embodiment further includes an optical module 80 based on the above embodiments, one end of the optical module 80 is coupled to a plurality of antenna radiation units (not shown), the other end of the optical module 80 is connected to an optical fiber (not shown), and the optical module 80 is configured to implement conversion between electromagnetic wave signals of the antenna radiation units and optical signals transmitted by the optical fiber.

Wherein the optical module 80 may be disposed on the support rod 110. In other embodiments, the light module may be disposed in a base or a housing.

Specifically, when receiving signals, the plurality of antenna radiation units receive a plurality of paths of electromagnetic signals and transmit the plurality of paths of electromagnetic signals to the optical module 80, and the optical module 80 performs processing such as conversion, synthesis and the like on the plurality of paths of electromagnetic signals to obtain optical signals and transmits the optical signals out of the optical fiber; when transmitting signals, the optical fiber transmits optical signals to the optical module 80, the optical module 80 converts and decomposes the optical signals to obtain multiple paths of electromagnetic signals, and the multiple paths of electromagnetic signals are transmitted to the multiple antenna radiation units respectively, and the multiple antenna radiation units radiate the multiple paths of electromagnetic signals respectively.

The plurality of antenna radiation units of the present embodiment share the optical module 80, which can simplify the structure and reduce the cost.

The antenna support and the antenna can be used for a 5G communication system.

Be different from prior art, this application embodiment antenna boom is used for setting up antenna radiation unit, and antenna boom includes: the antenna comprises a supporting rod and a plurality of antenna supporting plates, wherein the supporting rod is provided with at least one base; a plurality of antenna backup pads enclose and establish on the bracing piece, and the antenna backup pad is used for setting up antenna radiating element. In this way, the antenna boom of this application embodiment is formed by a plurality of antenna backup pads concatenation, can simplify the structure, and a plurality of antenna backup pads are around setting up around the global of bracing piece, can realize diversified omnidirectional antenna radiation even, can increase the signal coverage face of antenna, improve the antenna performance.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. An antenna stand, comprising:

a support bar;

and the antenna supporting plates are arranged on the supporting rods in an enclosing mode and are used for arranging antenna radiation units.

2. The antenna bracket according to claim 1, wherein a side of the supporting plate close to the circle center is provided with a heat dissipation fin.

3. The antenna stand of claim 1, further comprising a first base and a second base, the antenna support plate disposed between the first base and the second base.

4. The antenna holder according to claim 3, wherein the first base and the second base each include a first loop portion, a bracket, and a second loop portion, the second loop portion is disposed in the first loop portion, the bracket connects the first loop portion and the second loop portion, and the support rod penetrates and is fixed in the second loop portion.

5. The antenna stand of claim 3, wherein the antenna supporting plate includes a first supporting surface and a second supporting surface, the first supporting surface and the second supporting surface are respectively used for disposing different antenna radiating elements, and the first supporting surface and the second supporting surface are disposed at an obtuse angle.

6. An antenna stand according to claim 5, wherein the number of antenna support plates is 6.

7. The antenna stand according to claim 5, wherein a connecting portion is provided between the first supporting surface and the second supporting surface, and the connecting portion is fixed to the first base and the second base by screws.

8. The antenna stand of claim 1, further comprising a housing, wherein the housing is disposed around the antenna support plate and the antenna radiating element.

9. An antenna, characterized in that the antenna comprises the antenna stand according to any one of claims 1 to 8 and an antenna radiating element, which is arranged on the antenna support plate.

10. The antenna according to claim 9, further comprising an optical module, one end of the optical module is coupled to the plurality of antenna radiation units, and the other end of the optical module is connected to an optical fiber, and the optical module is configured to convert electromagnetic wave signals of the antenna radiation units and optical signals transmitted by the optical fiber.