Base station antenna with built-in electric tuning structure

Abstract

The invention discloses a base station antenna with a built-in electric tuning structure. The base station antenna comprises an antenna housing, a support frame, a radiation module and an electric tuning device, the support frame is arranged in the antenna housing; the radiation module is arranged in the antenna housing and is rotationally connected with the support frame; the electric tuning device is arranged in the antenna housing, is connected with the radiation module and is used for receiving the electric tuning signal and driving the radiation module to rotate relative to the support frame so as to adjust the horizontal azimuth angle of the radiation module; through the structure, the horizontal azimuth angle of the radiation module can be electrically controlled and adjusted in the antenna, so that the effective coverage area of the antenna is improved, and the use requirements are met.

Description

Technical Field

[0001] The invention relates to the field of base station antennas, and in particular to a base station antenna with a built-in electric adjustment structure. Background Art

[0002] In the prior art, the base station antenna is connected to the mounting position using a mounting bracket, and the mounting bracket is provided with a mechanical tilt adjustment structure and a horizontal azimuth adjustment structure. When adjusting, the mechanical tilt of the base station antenna is first adjusted by the mechanical tilt adjustment structure on the mounting bracket. After the mechanical tilt adjustment is completed and fixed, if the horizontal azimuth of the base station antenna needs to be adjusted, the horizontal azimuth adjustment structure on the mounting bracket needs to be operated to adjust the horizontal azimuth of the base station antenna. Both the mechanical tilt adjustment and the horizontal azimuth adjustment of this base station antenna are mechanical structures and are external, which causes certain inconveniences when used. Therefore, there is an urgent need for a base station antenna with a built-in electric adjustment structure to solve the above problems. Summary of the invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides a base station antenna with a built-in electrical adjustment structure.

[0004] An embodiment of the present invention solves the technical problem by adopting a technical solution: a base station antenna with a built-in electric adjustment structure, comprising a radome, a support frame, a radiation module and an electric adjustment device;

[0005] The support frame is arranged in the radome;

[0006] The radiation module is arranged in the antenna cover and is rotatably connected to the support frame;

[0007] The electric adjustment device is arranged in the antenna cover and connected to the radiation module, and is used for receiving the electric adjustment signal and driving the radiation module to rotate relative to the support frame to adjust the horizontal azimuth angle of the radiation module.

[0008] As one of the preferred embodiments of the present invention, the support frame includes a first support baffle, a second support baffle and a support rod connected between the first support baffle and the second support baffle, and the radiation module is rotatably connected between the first support baffle and the second support baffle.

[0009] As one of the preferred embodiments of the present invention, the first support baffle and the second support baffle are fan-shaped, the support rod is connected between the circumferential side of the first support baffle and the circumferential side of the second support baffle, and the radiation module is rotatably connected between the central side of the first support baffle and the central side of the second support baffle.

[0010] As one of the preferred embodiments of the present invention, a first bearing is arranged between the first supporting baffle and one end of the radiation module, and a second bearing is arranged between the second supporting baffle and the other end of the radiation module.

[0011] As one of the preferred embodiments of the present invention, the electric adjustment device includes a control module, a drive motor, a worm and a worm wheel;

[0012] The control module is electrically connected to the drive motor and is used to receive telecommunication signals;

[0013] The output shaft of the driving motor is connected to the worm;

[0014] The worm wheel is connected to the radiation module and meshes with the worm.

[0015] As one of the preferred embodiments of the present invention, a first connector assembly connected to the control module is provided on the antenna cover.

[0016] As one of the preferred embodiments of the present invention, a base station antenna with a built-in electric adjustment structure also includes a box body, and a control module, a drive motor, a worm and a worm gear are installed in the box body.

[0017] As one of the preferred embodiments of the present invention, a second connector assembly connected to the radiation module is provided on the antenna cover.

[0018] As one of the preferred embodiments of the present invention, the upper end of the support frame is connected to a first mounting bracket, and the lower end of the support frame is connected to a second mounting bracket;

[0019] The first mounting bracket includes a first connecting arm, a second connecting arm, a mechanical tilt angle adjustment assembly and a first clamp assembly, one end of the first connecting arm is pivotally connected to the upper end of the support frame, one end of the second connecting arm is pivotally connected to the first clamp assembly, the mechanical tilt angle adjustment assembly is connected between the other end of the first connecting arm and the other end of the second connecting arm, and the first clamp assembly is installed at the upper end of the holding pole;

[0020] The second mounting bracket comprises a second clamping assembly, which is pivotally connected to the lower end of the supporting frame and is mounted on the lower end of the holding rod.

[0021] As one of the preferred embodiments of the present invention, the antenna cover includes a sleeve, a first end cover and a second end cover, and the first end cover and the second end cover are respectively covered on both ends of the sleeve to enclose a accommodating cavity, and the support frame, the radiation module and the electric adjustment device are arranged in the accommodating cavity.

[0022] The beneficial effects of the present invention are as follows: a base station antenna with a built-in electric adjustment structure, comprising an antenna cover, a support frame, a radiation module and an electric adjustment device; the support frame is arranged in the antenna cover; the radiation module is arranged in the antenna cover and is rotatably connected to the support frame; the electric adjustment device is arranged in the antenna cover and is connected to the radiation module, for receiving an electric adjustment signal and driving the radiation module to rotate relative to the support frame to adjust the horizontal azimuth angle of the radiation module; through the above structure, the horizontal azimuth angle of the radiation module can be electrically adjusted inside the antenna, thereby achieving an increase in the effective coverage area of ​​the antenna to meet usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0024] Figure 1 A first structural schematic diagram of a base station antenna with a built-in electrical adjustment structure;

[0025] Figure 2 A second structural schematic diagram of a base station antenna with a built-in electrical adjustment structure;

[0026] Figure 3 This is an exploded view of the support frame;

[0027] Figure 4 This is an exploded view of the electric control device;

[0028] Figure 5 A cross-sectional view of a base station antenna having a built-in electrical adjustment structure;

[0029] Figure 6 This is a disassembled diagram of the structure of a base station antenna with a built-in electrical adjustment structure. DETAILED DESCRIPTION

[0030] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0031] In the description of the present invention, the meaning of "above", "below", "exceed", etc. is not inclusive of the number itself, and the meaning of "above", "below", "within", etc. is inclusive of the number itself. If there is a description of "first" or "second", it is only used to distinguish the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0032] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0033] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0034] Reference Figures 1 to 6 A base station antenna with a built-in electric adjustment structure includes an antenna cover 100, a support frame 200, a radiation module 300 and an electric adjustment device 400; the support frame 200 is arranged in the antenna cover 100; the radiation module 300 is arranged in the antenna cover 100 and is rotatably connected to the support frame 200; the electric adjustment device 400 is arranged in the antenna cover 100 and is connected to the radiation module 300, and is used to receive an electric adjustment signal and drive the radiation module 300 to rotate relative to the support frame 200 to adjust the horizontal azimuth angle of the radiation module 300.

[0035] Reference Figure 2 In some embodiments, the upper end of the support frame 200 is connected to the first mounting bracket 700, and the lower end of the support frame 200 is connected to the second mounting bracket 800; the first mounting bracket 700 includes a first connecting arm 710, a second connecting arm 720, a mechanical tilt adjustment assembly 730 and a first clamp assembly 740, one end of the first connecting arm 710 is pivoted to the upper end of the support frame 200, one end of the second connecting arm 720 is pivoted to the first clamp assembly 740, the mechanical tilt adjustment assembly 730 is connected between the other end of the first connecting arm 710 and the other end of the second connecting arm 720, and the first clamp assembly 740 is installed at the upper end of the holding pole 900; the second mounting bracket 800 includes a second clamp assembly 810, the second clamp assembly 810 is pivoted to the lower end of the support frame 200 and installed at the lower end of the holding pole 900.

[0036] When the mechanical tilt angle of the base station antenna (radiating module 300) needs to be adjusted, it is achieved by operating the mechanical tilt angle adjustment component 730 connected between the other end of the first connecting arm 710 and the other end of the second connecting arm 720; when the horizontal azimuth angle of the base station antenna (radiating module 300) needs to be adjusted, it is achieved by operating the controller connected to the electric adjustment device 400. Specifically, the controller is operated and an electric adjustment signal is generated. When the electric adjustment device 400 receives the electric adjustment signal, it performs a corresponding action, and finally the horizontal azimuth angle of the radiation module 300 is adjusted. It should be noted that the mechanical tilt angle adjustment component 730 can be implemented by adopting an existing mechanical tilt angle adjustment structure, which will not be elaborated here and shall not be regarded as a limitation of the present invention.

[0037] Reference Figure 2 and Figure 3 In some embodiments, the support frame 200 includes a first support baffle 210, a second support baffle 220, and a support rod 230 connected between the first support baffle 210 and the second support baffle 220, and the radiation module 300 is rotatably connected between the first support baffle 210 and the second support baffle 220; during assembly, the support rod 230 and the radiation module 300 are respectively connected to the first support baffle 210 and the second support baffle 220 by bolts, and the first support baffle 210, the second support baffle 220 and the support rod 230 form a frame for supporting the radiation module 300, which serves as both a protective frame for the radiation module 300 and a rotating base for the radiation module 300.

[0038] Reference Figure 2 and Figure 3 In some embodiments, the first support baffle 210 and the second support baffle 220 are fan-shaped, the support rod 230 is connected between the circumferential side of the first support baffle 210 and the circumferential side of the second support baffle 220, and the radiation module 300 is rotatably connected between the central side of the first support baffle 210 and the central side of the second support baffle 220; this setting can not only provide a good supporting effect for the radiation module 300, but also reduce the use of materials and reduce material costs; further, the first support baffle 210 and the second support baffle 220 are provided with criss-cross reinforcing ribs to improve the structural strength of the first support baffle 210 and the second support baffle 220.

[0039] Reference Figure 3 , Figure 5 and Figure 6In some embodiments, a first bearing 510 is arranged between the first support baffle 210 and one end of the radiation module 300, and a second bearing 520 is arranged between the second support baffle 220 and the other end of the radiation module 300; by arranging the first bearing 510 and the second bearing 520, the radiation module 300 is supported and rotationally connected, thereby improving the smoothness of the rotation of the radiation module 300.

[0040] Reference Figure 2 as well as Figure 4-Figure 6 In some embodiments, the electric adjustment device 400 includes a control module 410, a drive motor 420, a worm 430 and a worm wheel 440; the control module 410 is electrically connected to the drive motor 420 for receiving telecommunication signals; the output shaft of the drive motor 420 is connected to the worm 430; the worm wheel 440 is connected to the radiation module 300 and meshes with the worm 430; specifically, when the control module 410 receives the electric adjustment signal sent by the controller, it will control the drive motor 420 to rotate forward or reverse, and then the worm 430 and the worm wheel 440 are used to control the electric adjustment signal. The radiation module 300 is driven to rotate forward or reverse, and the horizontal azimuth angle of the radiation module 300 is finally changed; further, the lower end of the radiation module 300 is connected to the rotating shaft 231, and a stop is provided on the rotating shaft 231, and a stop groove matching the stop is provided on the worm gear 440, and the rotating shaft 231 (radiation module 300) and the worm gear 440 are linked by the cooperation of the stop and the stop groove; in other embodiments, the control module 410 can be multi-channel expanded, and can be connected to the phase shifter transmission module in the radiation module 300 in a branch line, and the phase shifter inclination angle in the radiation module 300 can also be adjusted through the AI ​​SG connector (the first connector component 610).

[0041] Reference Figure 4 In some embodiments, a first connector assembly 610 connected to the control module 410 is disposed on the antenna cover 100 .

[0042] Reference Figure 2 and Figure 4 In some embodiments, a base station antenna with a built-in electric adjustment structure further includes a box body 450 , in which a control module 410 , a drive motor 420 , a worm 430 , and a worm gear 440 are installed.

[0043] Reference Figure 1 , Figure 2 as well as Figure 4 In some embodiments, a second connector assembly 620 connected to the radiation module 300 is disposed on the radome 100 .

[0044] Reference Figure 1 and Figure 2The antenna cover 100 includes a sleeve 110, a first end cover 120 and a second end cover 130. The first end cover 120 and the second end cover 130 are respectively covered at both ends of the sleeve 110 to enclose a receiving cavity. The support frame 200, the radiation module 300 and the electric adjustment device 400 are arranged in the receiving cavity.

[0045] The advantage of the present invention is that: through the above structure, the horizontal azimuth angle of the radiation module can be electrically adjusted inside the antenna, thereby improving the effective coverage area of ​​the antenna and meeting the use requirements.

[0046] Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A base station antenna with a built-in electric adjustment structure, characterized in that: It comprises a radome (100), a support frame (200), a radiation module (300) and an electric adjustment device (400); The support frame (200) is arranged in the radome (100); The radiation module (300) is arranged in the radome (100) and is rotatably connected to the support frame (200); The electrical adjustment device (400) is arranged in the antenna cover (100) and connected to the radiation module (300), and is used to receive an electrical adjustment signal and drive the radiation module (300) to rotate relative to the support frame (200) to adjust the horizontal azimuth angle of the radiation module (300).

2. The base station antenna with a built-in electrical adjustment structure according to claim 1, characterized in that: The support frame (200) comprises a first support baffle (210), a second support baffle (220), and a support rod (230) connected between the first support baffle (210) and the second support baffle (220); the radiation module (300) is rotatably connected between the first support baffle (210) and the second support baffle (220).

3. The base station antenna with a built-in electrical adjustment structure according to claim 2, characterized in that: The first support baffle (210) and the second support baffle (220) are fan-shaped, the support rod (230) is connected between the circumferential side of the first support baffle (210) and the circumferential side of the second support baffle (220), and the radiation module (300) is rotatably connected between the central side of the first support baffle (210) and the central side of the second support baffle (220).

4. The base station antenna with a built-in electrical adjustment structure according to claim 2, characterized in that: A first bearing (510) is provided between the first supporting baffle (210) and one end of the radiation module (300), and a second bearing (520) is provided between the second supporting baffle (220) and the other end of the radiation module (300).

5. The base station antenna with a built-in electrical adjustment structure according to claim 1, characterized in that: The electric adjustment device (400) comprises a control module (410), a drive motor (420), a worm (430) and a worm wheel (440); The control module (410) is electrically connected to the drive motor (420) and is used to receive telecommunication signals; The output shaft of the driving motor (420) is connected to the worm (430); The worm wheel (440) is connected to the radiation module (300) and meshes with the worm (430).

6. The base station antenna with a built-in electrical adjustment structure according to claim 5, characterized in that: The antenna cover (100) is provided with a first connector component (610) connected to the control module (410).

7. The base station antenna with a built-in electrical adjustment structure according to claim 5, characterized in that: It also includes a box body (450), in which the control module (410), the drive motor (420), the worm (430) and the worm wheel (440) are installed.

8. The base station antenna with a built-in electrical adjustment structure according to claim 1, characterized in that: The radome (100) is provided with a second connector component (620) connected to the radiation module (300).

9. The base station antenna with a built-in electrical adjustment structure according to claim 1, characterized in that: The upper end of the support frame (200) is connected to a first mounting bracket (700), and the lower end of the support frame (200) is connected to a second mounting bracket (800); The first mounting bracket (700) comprises a first connecting arm (710), a second connecting arm (720), a mechanical tilt angle adjustment component (730) and a first clamping component (740), one end of the first connecting arm (710) is pivotally connected to the upper end of the support frame (200), one end of the second connecting arm (720) is pivotally connected to the first clamping component (740), the mechanical tilt angle adjustment component (730) is connected between the other end of the first connecting arm (710) and the other end of the second connecting arm (720), and the first clamping component (740) is installed at the upper end of the holding pole (900); The second mounting bracket (800) comprises a second clamping assembly (810), and the second clamping assembly (810) is pivotally connected to the lower end of the support frame (200) and is mounted on the lower end of the holding rod (900).

10. The base station antenna with a built-in electrical adjustment structure according to claim 1, characterized in that: The antenna cover (100) comprises a sleeve (110), a first end cover (120) and a second end cover (130), wherein the first end cover (120) and the second end cover (130) are respectively covered at two ends of the sleeve (110) to enclose a receiving cavity, and the support frame (200), the radiation module (300) and the electric adjustment device (400) are arranged in the receiving cavity.

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