Multi-element oscillator antenna unfolding and folding mechanism

Abstract

The utility model discloses a multi-element oscillator antenna unfolding and folding mechanism, which comprises a central seat assembly, oscillator antenna support arm assemblies, a telescopic connecting rod assembly and an oscillator antenna control box assembly, and is characterized in that the oscillator antenna support arm assemblies are uniformly arranged on the side wall of the central seat assembly; the oscillator antenna control box assembly is arranged at the outer end of the oscillator antenna supporting arm assembly, the top and the bottom of the oscillator antenna control box assembly are both provided with oscillators capable of rotating in the vertical direction, and one end of the telescopic connecting rod assembly is connected with a rotating disc of the center base assembly. The other end of the telescopic connecting rod assembly is connected with an oscillator hoop arranged in the middle of the oscillator in a sliding mode through a connecting rod, the connecting rod is rotationally connected with the outer guide rail fixing base, and the inner guide rail fixing base, the guide rail bearing base and the outer guide rail fixing base are all arranged in the middle of the oscillator antenna supporting arm assembly in a sliding mode. The problems that an existing multi-element oscillator antenna supporting structure is large in size, not easy to fold and store and troublesome in installation and debugging operation are solved.

Description

Technical Field

[0001] The utility model relates to the field of vibrator antenna support structures, in particular to a multi-element vibrator antenna deployment and retraction mechanism. Background Art

[0002] The existing vibrator antenna is generally installed and fixed on a support pole, and a set of connection and installation support components specially designed for the installation and fixation of the support pole is required, which leads to the problems of the designed vibrator antenna having many connecting parts, difficult assembly, large size, difficulty in folding and storage, and difficult installation and debugging operations. Therefore, it is necessary to improve the existing multi-element vibrator antenna support structure. Utility Model Content

[0003] The utility model aims to provide a multi-element antenna deployment and retraction mechanism to solve the problems of the existing multi-element antenna support structure being large in size, difficult to fold and store, and troublesome to install and debug.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A multi-element dipole antenna deployment and retraction mechanism, comprising a central seat assembly, a dipole antenna support arm assembly, a telescopic connecting rod assembly and a dipole antenna control box assembly, wherein the dipole antenna support arm assembly is evenly arranged on the side wall of the central seat assembly, the dipole antenna control box assembly is arranged at the outer end of the dipole antenna support arm assembly, the top and bottom of the dipole antenna control box assembly are both provided with a dipole that can rotate vertically, and the telescopic connecting rod assembly comprises an active crank, an inner guide rail fixing seat, a guide rail shaft, a guide rail bearing seat, an outer guide rail fixing seat, a connecting rod and a dipole, which are arranged in sequence from the inside to the outside. The inner end of the active crank is connected to the turntable of the center seat assembly, and the outer end of the active crank is connected to the inner guide rail fixing seat. The inner guide rail fixing seat and the guide rail bearing seat are connected by a guide shaft. The outer guide rail fixing seat is arranged on the outer end surface of the guide rail bearing seat. Both sides of the outer guide rail fixing seat are connected by a connecting rod and a vibrator clamp slidably arranged in the middle of the vibrator. The connecting rod is rotatably connected to the outer guide rail fixing seat. The inner guide rail fixing seat, the guide rail bearing seat and the outer guide rail fixing seat are all slidably arranged in the middle of the vibrator antenna arm assembly.

[0006] When the turntable of the center seat assembly rotates, the active crank connected to the turntable drives the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat to slide in the middle of the antenna support arm assembly. When the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and unfold. When the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and retract, so that the vibrator is close to the antenna support arm assembly. Such a structure is simple and does not have many splicing structures. The vibrator antenna is rotatably installed at the vibrator antenna control box assembly and is connected to the turntable of the center seat assembly through the active crank, the inner guide rail fixing seat, the guide shaft, the guide bearing seat, the outer guide rail fixing seat, the connecting rod and the vibrator clamp, thereby realizing automatic folding, storage and unfolding of the vibrator antenna, reducing the volume of the vibrator antenna and avoiding the installation and storage problems of the vibrator antenna.

[0007] As a further preferred embodiment of the present invention, the dipole antenna arm assembly includes an arm joint and an arm tube, and the arm joint is connected to the side wall of the center seat assembly.

[0008] As a further preferred embodiment of the present invention, the center seat assembly includes a center seat, a turntable, a limit block, a large gear, a limit mechanism assembly and a gear box assembly. The turntable is located below the center seat, the turntable is connected to the large gear arranged at the bottom of the inner cavity of the center seat, the large gear is connected to the center seat through a large bearing, the large gear is connected to the outer ring of the large bearing, and the center seat is fixedly connected to the inner ring of the large bearing, the limit block is arranged on the top of the large gear in the center seat, the bottom surface of the inner cavity of the center seat is provided with a limit block rotation opening, the limit mechanism assembly is arranged at one end of the limit block rotation opening on the bottom surface of the inner cavity of the center seat, and the gear box assembly is connected and fixed to the bottom surface of the inner cavity of the center seat through a motor fixing plate.

[0009] The gear box assembly in the center seat drives the large gear to move, and the large gear is connected to the outer ring of the large bearing and the turntable. The movement of the large gear can drive the turntable to rotate, and the turntable is connected to the active crank so that the vibrator at the outer end of the vibrator antenna arm assembly can be folded and unfolded; a limit block is installed on the large gear, and a limit mechanism assembly is installed on the center seat. After the large gear rotates continuously, the limit block contacts the limit mechanism assembly to feedback control the rotation angle of the turntable to control the active crank connected to the turntable, thereby controlling the folding and unfolding degree of the vibrator.

[0010] As a further preferred embodiment of the present invention, the limit mechanism assembly includes a switch fixing seat and a limit switch.

[0011] As a further preferred embodiment of the present invention, the gear box assembly includes a gear box, a gear box cover, a motor, a gear set, a reducer and a pinion. The gear box cover is arranged at the box opening of the gear box, the gear set is arranged in the gear box, the motor is connected to the reducer through the gear set, and the reducer is connected to the large gear through the pinion.

[0012] The motor rotates, driving the reducer to rotate through the gear set, and then the small gear connected to the reducer transmits the rotation to the large gear.

[0013] As a further preferred embodiment of the present invention, the top and bottom of the center seat are respectively provided with an upper cover and an interface base plate, and sealing structures are designed between the upper cover and the center seat, between the center seat and the turntable, and between the turntable and the interface base plate.

[0014] As a further preferred embodiment of the present invention, the vibrator antenna control box assembly includes a vibrator connecting seat, a sub-seat insulating pad and a control box body.

[0015] Compared with the prior art, the utility model can achieve at least one of the following beneficial effects:

[0016] 1. When the turntable of the center seat assembly rotates, the active crank connected to the turntable drives the inner guide rail fixing seat, the guide rail bearing seat and the outer guide rail fixing seat to slide in the middle of the antenna support arm assembly. When the inner guide rail fixing seat, the guide rail bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and unfold. When the inner guide rail fixing seat, the guide rail bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and retract, so that the vibrator is close to the antenna support arm assembly. Such a structure is simple and does not have many splicing structures. The vibrator antenna is rotatably installed at the vibrator antenna control box assembly and is connected to the turntable of the center seat assembly through the active crank, the inner guide rail fixing seat, the guide shaft, the guide rail bearing seat, the outer guide rail fixing seat, the connecting rod and the vibrator clamp, thereby realizing the automatic folding, storage and unfolding of the vibrator antenna, reducing the volume of the vibrator antenna, and avoiding the installation and storage problems of the vibrator antenna.

[0017] 2. The gearbox assembly in the center seat drives the large gear to move. The large gear is connected to the outer ring of the large bearing and the turntable. The movement of the large gear can drive the turntable to rotate, and the turntable is connected to the active crank so that the vibrator at the outer end of the vibrator antenna arm assembly can be folded and unfolded; a limit block is installed on the large gear, and a limit mechanism assembly is installed on the center seat. After the large gear rotates continuously, the limit block contacts the limit mechanism assembly to feedback control the rotation angle of the turntable to control the active crank connected to the turntable, thereby controlling the folding and unfolding degree of the vibrator.

[0018] 3. The motor rotates, driving the reducer to rotate through the gear set, and then the small gear connected to the reducer transmits the rotation to the large gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic structural diagram of the unfolded vibrator of the utility model.

[0020] Figure 2 It is a schematic diagram of the structure of the vibrator of the utility model when it is folded.

[0021] Figure 3 It is a structural schematic diagram of the center seat assembly of the utility model.

[0022] Figure 4 It is a structural schematic diagram of the limiting mechanism component of the utility model.

[0023] Figure 5 This is a schematic diagram of the structure of the gearbox assembly of the utility model.

[0024] Figure 6 It is a structural schematic diagram of the vibrator antenna support arm assembly of the utility model.

[0025] Figure 7 It is a structural schematic diagram of the telescopic connecting rod assembly of the utility model.

[0026] Figure 8 It is a structural schematic diagram of the vibrator antenna control box assembly of the utility model. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0028] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model 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 cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Specific embodiment 1:

[0034] Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8A multi-element antenna deployment and retraction mechanism is shown, comprising a central seat assembly 1, a vibrator antenna arm assembly 2, a telescopic connecting rod assembly 3 and a vibrator antenna control box assembly 4, wherein the vibrator antenna arm assembly 2 is evenly arranged on the side wall of the central seat assembly 1, the vibrator antenna control box assembly 4 is arranged at the outer end of the vibrator antenna arm assembly 2, and the top and bottom of the vibrator antenna control box assembly 4 are both provided with a vibrator 5 that can rotate vertically, and the telescopic connecting rod assembly 3 comprises an active crank 31, an inner guide rail fixing seat 32, a guide rail shaft 33, a guide rail bearing seat 34, an outer guide rail fixing seat 35, a connecting rod 36 and a vibrator clamp 37, which are arranged in sequence from the inside to the outside. The inner end of the active crank 31 is connected to the turntable 11 of the center seat assembly 1, and the outer end of the active crank 31 is connected to the inner guide rail fixing seat 32. The inner guide rail fixing seat 32 and the guide rail bearing seat 34 are connected by a guide shaft 33. The outer guide rail fixing seat 35 is arranged on the outer end surface of the guide rail bearing seat 34. Both sides of the outer guide rail fixing seat 35 are connected by a connecting rod 36 and a vibrator clamp 37 slidably arranged in the middle of the vibrator 5. The connecting rod 36 is rotatably connected to the outer guide rail fixing seat 35. The inner guide rail fixing seat 32, the guide rail bearing seat 34 and the outer guide rail fixing seat 35 are all slidably arranged in the middle of the vibrator antenna arm assembly 2.

[0035] When the turntable of the center seat assembly rotates, the active crank connected to the turntable drives the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat to slide in the middle of the antenna support arm assembly. When the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and unfold. When the inner guide rail fixing seat, the guide bearing seat and the outer guide rail fixing seat move outward, the vibrator clamp drives the vibrator to rotate and retract, so that the vibrator is close to the antenna support arm assembly. Such a structure is simple and does not have many splicing structures. The vibrator antenna is rotatably installed at the vibrator antenna control box assembly and is connected to the turntable of the center seat assembly through the active crank, the inner guide rail fixing seat, the guide shaft, the guide bearing seat, the outer guide rail fixing seat, the connecting rod and the vibrator clamp, thereby realizing automatic folding, storage and unfolding of the vibrator antenna, reducing the volume of the vibrator antenna and avoiding the installation and storage problems of the vibrator antenna. Specific embodiment 2:

[0037] This embodiment further illustrates the dipole antenna arm assembly 2 based on the specific embodiment 1. The dipole antenna arm assembly 2 includes an arm joint 21 and an arm tube 22. The arm joint 21 is connected to the side wall of the center seat assembly 1. Specific embodiment 3:

[0039] This embodiment further illustrates the center seat assembly 1 on the basis of the specific embodiment 1, the center seat assembly 1 comprises a center seat 12, a turntable 11, a limit block 13, a large gear 14, a limit mechanism assembly 15 and a gear box assembly 16, the turntable 11 is located below the center seat 12, the turntable 11 is connected to the large gear 14 arranged at the bottom of the inner cavity of the center seat 12, the large gear 14 is connected to the center seat 12 through a large bearing, the large gear 14 is connected to the outer ring of the large bearing, and the center seat 12 is fixedly connected to the inner ring of the large bearing, the limit block 13 is arranged on the top of the large gear 14 in the center seat 12, the bottom surface of the inner cavity of the center seat 12 is provided with a limit block rotation opening 17, the limit mechanism assembly 15 is arranged at one end of the limit block rotation opening 17 on the bottom surface of the inner cavity of the center seat 12, and the gear box assembly 16 is connected and fixed to the bottom surface of the inner cavity of the center seat 12 through a motor fixing plate.

[0040] The gear box assembly in the center seat drives the large gear to move, and the large gear is connected to the outer ring of the large bearing and the turntable. The movement of the large gear can drive the turntable to rotate, and the turntable is connected to the active crank so that the vibrator at the outer end of the vibrator antenna arm assembly can be folded and unfolded; a limit block is installed on the large gear, and a limit mechanism assembly is installed on the center seat. After the large gear rotates continuously, the limit block contacts the limit mechanism assembly to feedback control the rotation angle of the turntable to control the active crank connected to the turntable, thereby controlling the folding and unfolding degree of the vibrator. Specific embodiment 4:

[0042] This embodiment further illustrates the limit mechanism assembly 15 on the basis of the specific embodiment 3. The limit mechanism assembly 15 includes a switch fixing seat 151 and a limit switch 152 . Specific embodiment 5:

[0044] This embodiment further describes the gearbox assembly 16 on the basis of the specific embodiment 3. The gearbox assembly 16 includes a gearbox 161, a gearbox cover 162, a motor 163, a gear set 164, a reducer 165 and a pinion 166. The gearbox cover 162 is disposed at the box opening of the gearbox 161. The gear set 164 is disposed in the gearbox 161. The motor 163 is connected to the reducer 165 via the gear set 164. The reducer 165 is connected to the large gear 14 via the pinion 166.

[0045] The motor rotates, driving the reducer to rotate through the gear set, and then the small gear connected to the reducer transmits the rotation to the large gear. Specific embodiment 6:

[0047] This embodiment further illustrates the center seat 12 on the basis of the specific embodiment 3. The top and bottom of the center seat 12 are respectively provided with an upper cover 121 and an interface base plate 122. A sealing structure is designed between the upper cover 121 and the center seat 12, between the center seat 12 and the turntable 11, and between the turntable 11 and the interface base plate 122. Specific embodiment 7:

[0049] This embodiment further describes the dipole antenna control box assembly 4 based on the specific embodiment 1. The dipole antenna control box assembly 4 includes a dipole connecting seat 41, a seat insulating pad 42 and a control box body 43.

[0050] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-element antenna deployment and retraction mechanism, characterized in that: The invention comprises a central seat assembly (1), a vibrator antenna arm assembly (2), a telescopic connecting rod assembly (3) and a vibrator antenna control box assembly (4), wherein the vibrator antenna arm assembly (2) is evenly arranged on the side wall of the central seat assembly (1), the vibrator antenna control box assembly (4) is arranged at the outer end of the vibrator antenna arm assembly (2), and the top and bottom of the vibrator antenna control box assembly (4) are both provided with a vibrator (5) that can rotate vertically, and the telescopic connecting rod assembly (3) comprises an active crank (31), an inner guide rail fixing seat (32), a guide rail shaft (33), a guide rail bearing seat (34), an outer guide rail fixing seat (35), a connecting rod (36) and a vibrator clamp (37) which are arranged in sequence from the inside to the outside, and the active crank (31) is The inner end is connected to the rotating disk (11) of the center seat assembly (1), and the outer end of the active crank (31) is connected to the inner guide rail fixing seat (32). The inner guide rail fixing seat (32) and the guide rail bearing seat (34) are connected via a guide rail shaft (33). The outer guide rail fixing seat (35) is arranged on the outer end surface of the guide rail bearing seat (34). Both sides of the outer guide rail fixing seat (35) are connected via a connecting rod (36) and a vibrator clamp (37) slidably arranged in the middle of the vibrator (5). The connecting rod (36) is rotatably connected to the outer guide rail fixing seat (35). The inner guide rail fixing seat (32), the guide rail bearing seat (34) and the outer guide rail fixing seat (35) are all slidably arranged in the middle of the vibrator antenna arm assembly (2).

2. The multi-element antenna deployment and retraction mechanism according to claim 1, characterized in that: The dipole antenna arm assembly (2) comprises an arm joint (21) and an arm tube (22); the arm joint (21) is connected to a side wall of the center seat assembly (1).

3. The multi-element antenna deployment and retraction mechanism according to claim 1, characterized in that: The center seat assembly (1) comprises a center seat (12), a rotating disk (11), a limiting block (13), a large gear (14), a limiting mechanism assembly (15) and a gear box assembly (16), wherein the rotating disk (11) is located below the center seat (12), the rotating disk (11) is connected to a large gear (14) arranged at the bottom of the inner cavity of the center seat (12), the large gear (14) is connected to the center seat (12) via a large bearing, and the large gear (14) is connected to the outer surface of the large bearing. The center seat (12) is fixedly connected to the inner ring of the large bearing, the limit block (13) is arranged on the top of the large gear (14) in the center seat (12), the bottom surface of the inner cavity of the center seat (12) is provided with a limit block rotation opening (17), the limit mechanism assembly (15) is arranged at one end of the limit block rotation opening (17) on the bottom surface of the inner cavity of the center seat (12), and the gear box assembly (16) is connected and fixed to the bottom surface of the inner cavity of the center seat (12) through a motor fixing plate.

4. The multi-element antenna deployment and retraction mechanism according to claim 3, characterized in that: The limit mechanism assembly (15) comprises a switch fixing seat (151) and a limit switch (152).

5. The multi-element antenna deployment and retraction mechanism according to claim 3, characterized in that: The gear box assembly (16) comprises a gear box (161), a gear box cover (162), a motor (163), a gear set (164), a reducer (165) and a pinion (166); the gear box cover (162) is arranged at the box opening of the gear box (161); the gear set (164) is arranged in the gear box (161); the motor (163) is connected to the reducer (165) via the gear set (164); and the reducer (165) is connected to the large gear (14) via the pinion (166).

6. The multi-element antenna deployment and retraction mechanism according to claim 3, characterized in that: An upper cover (121) and an interface bottom plate (122) are respectively provided at the top and bottom of the center seat (12); sealing structures are designed between the upper cover (121) and the center seat (12), between the center seat (12) and the rotating disk (11), and between the rotating disk (11) and the interface bottom plate (122).

7. The multi-element antenna deployment and retraction mechanism according to claim 1, characterized in that: The dipole antenna control box assembly (4) comprises a dipole connecting seat (41), a sub-seat insulating pad (42) and a control box body (43).

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