CN215869749U

CN215869749U - Rotatable low-reflection antenna

Info

Publication number: CN215869749U
Application number: CN202121858651.6U
Authority: CN
Inventors: 郭涛; 蒋艳军; 樊迪刚
Original assignee: Nanjing Aerospace Boping Electronic Technology Co ltd
Current assignee: Nanjing Aerospace Boping Electronic Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-18
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of reflective antennas and discloses a rotatable low-reflection antenna which comprises an outer box body, wherein a rotary base is fixedly connected to the inner wall of the outer box body, a rotary bottom column is rotatably connected to the inner wall of the rotary base, a gear ring is fixedly sleeved on the outer wall of the rotary bottom column, a first servo motor is fixedly connected to the inner wall of the outer box body, a gear matched with the gear ring is fixedly connected to the output end of the first servo motor, a supporting upright column is fixedly connected to the upper side wall of the rotary bottom column, a connecting frame is fixedly connected to the upper side wall of the supporting upright column, and the inner walls of the front side and the rear side of the connecting frame are rotatably connected with the same mounting column through a rotating shaft. The utility model can fold the reflecting surface downwards under the condition of strong wind, greatly reduces the stress area of the reflecting surface, reduces the loss degree of the supporting upright post, reduces the maintenance times of maintenance personnel and the workload of the maintenance personnel, and reduces the maintenance cost.

Description

Rotatable low-reflection antenna

Technical Field

The utility model relates to the technical field of reflecting antennas, in particular to a rotatable low-reflection antenna.

Background

The reflector antenna usually includes a reflection surface, a vertical column for supporting the reflection surface, and a base fixed at the bottom end of the vertical column, and the reflector antenna usually needs to be rotated to adjust the position to enhance the signal during operation.

The utility model provides a reflection antenna of object position is listened with listening to aviation in patent of patent publication No. CN 209045748U, including the support post, locate reflection plane on the support post is still including fixing the gear chassis of support post bottom, fixing the rotatory foundation column of gear chassis bottom, locating rotatory foundation column below, locate the driving motor of rotating base one side, rotatory foundation column with rotating base swivelling joint, the outer fringe on gear chassis is provided with the teeth of a cogwheel, driving motor's power output shaft pass through drive gear with gear chassis meshing is connected. This patent can rotate the position of adjustment plane of reflection steadily, can prevent to shake at the rotation in-process, and overall stability is high, effectively prolongs reflect antenna's life, and reflect antenna's reflection area is great in this patent, and when meetting strong wind weather, the resistance that the plane of reflection received is also great, has increased the loss degree of support post, needs maintenance personal to increase the maintenance to support post, has increased operating personnel's work load and maintenance cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, the reflecting area of a reflecting antenna is large, the resistance of a reflecting surface is large when the reflecting antenna meets strong wind weather, the loss degree of a supporting upright column is increased, maintenance of the supporting upright column needs to be increased by maintenance personnel, and the workload and the maintenance cost of the operation personnel are increased.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a rotatable low-reflection antenna comprises an outer box body, wherein a rotary base is fixedly connected to the inner wall of the outer box body, a rotary bottom column is rotatably connected to the inner wall of the rotary base, a gear ring is fixedly arranged on the outer wall of the rotary bottom column in a fixing mode, a first servo motor is fixedly connected to the inner wall of the outer box body, a gear matched with the gear ring is fixedly connected to the output end of the first servo motor, a supporting upright column is fixedly connected to the upper side wall of the rotary bottom column, a connecting frame is fixedly connected to the upper side wall of the supporting upright column, the inner walls on the front side and the rear side of the connecting frame are rotatably connected with a same mounting column through a rotating shaft, a signal receiver is fixedly connected to the upper end of the mounting column, a reflecting surface is connected to the interior of the mounting column through an adjusting mechanism, a cross rod is fixedly connected to the rod wall of the mounting column, and two supporting frames are symmetrically and fixedly connected to the lower side wall of the cross rod, the side walls of the front side and the rear side of the supporting stand column are rotatably connected with connecting sleeves through rotating shafts, adjusting rods are inserted into the connecting sleeves in a plugging mode, the inner wall of the supporting frame is rotatably connected with rod walls at the upper ends of the adjusting rods through the rotating shafts, and the side walls of the connecting sleeves are provided with threaded holes and are sleeved with adjusting bolts through threads in the threaded holes.

Preferably, the adjusting mechanism comprises a clamping frame fixedly connected with the side walls of the front side and the rear side of the mounting column, the inner walls of the two sides of the clamping frame are rotatably connected with a rotating rod through a rotating shaft, one end of the rotating rod, far away from the clamping frame, is fixedly connected with the reflecting surface, a mounting cavity is formed in the mounting column, the upper inner wall and the lower inner wall of the mounting cavity are both rotatably connected with a threaded rod through bearings, a motor cavity is formed in the mounting column, a second servo motor is fixedly connected in the motor cavity, the output end of the second servo motor penetrates through the side wall of the mounting cavity and is fixedly connected with the threaded rod, a threaded rod external thread sleeve is provided with a threaded cylinder, the side walls of the left side and the right side of the threaded cylinder are both fixedly connected with guide plates, the side wall of the mounting cavity is provided with guide holes matched with the guide plates, the side wall of the guide plates, extending out of the guide holes, is fixedly connected with a placing frame, the lateral wall of settling the frame and placing the frame one side in opposite directions all is connected with same root control lever through the pivot rotation.

Preferably, the material of the reflecting surface is carbon fiber.

Preferably, a plurality of triangular support plates are fixedly connected to the side wall between the rotating bottom column and the support upright column.

Preferably, the rod wall of the adjusting rod is provided with a plurality of adjusting holes.

Preferably, the section radius of the supporting upright column is gradually reduced from bottom to top.

Preferably, the inner wall of the outer box body is fixedly connected with a PLC controller.

Compared with the prior art, the utility model provides a rotatable low-reflection antenna, which has the following beneficial effects:

this rotatable low reflection antenna, through the outer box that sets up, rotating base, rotatory foundation, the ring gear, a servo motor, the gear, the support post, the connection frame, the erection column, signal receiver, adjustment mechanism, the plane of reflection, the horizontal pole, the carriage, the adapter sleeve, adjust the pole, can be under the condition on strong wind day, draw in the plane of reflection downwards, the lifting surface's that significantly reduces lifting surface area, the loss degree of support post has been reduced, maintenance personnel's the maintenance number of times and maintenance personnel's work load have been reduced, maintenance cost is reduced.

The utility model can fold the reflecting surface downwards under the condition of strong wind, thereby greatly reducing the stress area of the reflecting surface, reducing the loss degree of the supporting upright post, reducing the maintenance times of maintenance personnel and the workload of the maintenance personnel, and reducing the maintenance cost.

Drawings

Fig. 1 is a schematic structural diagram of a rotatable low-reflection antenna according to the present invention;

fig. 2 is a schematic diagram of an internal structure of a mounting rod in a rotatable low-reflection antenna according to the present invention.

In the figure: the device comprises an outer box body 1, a rotary base 2, a rotary bottom column 3, a gear ring 4, a first servo motor 5, a gear 6, a support column 7, a connecting frame 8, a mounting column 9, a signal receiver 10, an adjusting mechanism 11, a reflecting surface 12, a cross rod 13, a support frame 14, a connecting sleeve 15, an adjusting rod 16, a clamping frame 17, a rotating rod 18, a mounting cavity 19, a threaded rod 20, a motor cavity 21, a second servo motor 22, a threaded cylinder 23, a guide plate 24, a guide opening 25, a mounting frame 26, a placing frame 27, a control rod 28, a triangular support plate 29, an adjusting hole 30 and a PLC controller 31.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Embodiment 1 as shown in fig. 1-2, a rotatable low reflection antenna comprises an outer case 1, a rotary base 2 fixedly connected to an inner wall of the outer case 1, a rotary bottom pillar 3 rotatably connected to an inner wall of the rotary base 2, a gear ring 4 fixedly sleeved on an outer wall of the rotary bottom pillar 3, a first servo motor 5 fixedly connected to an inner wall of the outer case 1, a gear 6 mutually matched with the gear ring 4 and fixedly connected to an output end of the first servo motor 5, a support pillar 7 fixedly connected to an upper side wall of the rotary bottom pillar 3, a connection frame 8 fixedly connected to an upper side wall of the support pillar 7, a same mounting pillar 9 rotatably connected to inner walls of front and rear sides of the connection frame 8 through a rotation shaft, a signal receiver 10 fixedly connected to an upper end of the mounting pillar 9, a reflection surface 12 connected to an inside of the mounting pillar 9 through an adjusting mechanism 11, and a cross bar 13 fixedly connected to a bar wall of the mounting pillar 9, two supporting frames 14 are symmetrically and fixedly connected to the lower side wall of the cross rod 13, connecting sleeves 15 are rotatably connected to the side walls of the front side and the rear side of the supporting upright post 7 through rotating shafts, adjusting rods 16 are inserted in the connecting sleeves 15, the inner walls of the supporting frames 14 are rotatably connected with the rod walls of the upper ends of the adjusting rods 16 through the rotating shafts, and adjusting bolts are sleeved in threaded holes and threaded holes in the side walls of the connecting sleeves 15.

Embodiment 2 is as shown in fig. 2 on the basis of embodiment 1, the adjusting mechanism 11 includes a clamping frame 17 fixedly connected to the front and rear side walls of the mounting post 9, the inner walls of the two sides of the clamping frame 17 are rotatably connected with a rotating rod 18 through a rotating shaft, one end of the rotating rod 18 far away from the clamping frame 17 is fixedly connected with the reflecting surface 12, the mounting post 9 is internally provided with a mounting cavity 19, the upper and lower inner walls of the mounting cavity 19 are rotatably connected with a threaded rod 20 through a bearing, the mounting post 9 is internally provided with a motor cavity 21 and a second servo motor 22 is fixedly connected in the motor cavity 21, the output end of the second servo motor 22 penetrates through the side wall of the mounting cavity 19 and is fixedly connected with the threaded rod 20, the threaded rod 20 is externally threaded with a threaded sleeve provided with a threaded barrel 23, the side walls of the left and right sides of the threaded barrel 23 are fixedly connected with guide plates 24, the side wall of the mounting cavity 19 is provided with guide openings 25 matched with the guide plates 24, the side wall of the guide plates 24 extending out of the guide openings 25 is fixedly connected with an installation frame 26, the lower side wall fixedly connected with of plane of reflection 12 places frame 27, settles frame 26 and places the lateral wall of frame 27 opposite side and all be connected with same root control lever 28 through the pivot rotation, conveniently controls plane of reflection 12 rotatory.

The material of the reflecting surface 12 is carbon fiber, so that the weight of the reflecting surface 12 is reduced.

A plurality of triangular support plates 29 are fixedly connected to the side wall between the rotary bottom pillar 3 and the support pillar 7, so that the supporting force between the support pillar 7 and the rotary bottom pillar 3 is increased.

The wall of the adjustment lever 16 is formed with a plurality of adjustment holes 30 to facilitate control of the angle of the signal receiver 10.

The section radius of the supporting upright post 7 is gradually reduced from bottom to top, and the stability of the supporting upright post 7 is improved.

The inner wall fixedly connected with PLC controller 31 of outer box 1 conveniently controls first servo motor 5 and the work of second servo motor 22.

In the utility model, when the reflecting surface 12 is subjected to a strong wind condition in use, the second servo motor 22 is started to work, the second servo motor 22 controls the threaded rod 20 to rotate, the threaded cylinder 23 is driven to meet downwards through thread matching, the threaded cylinder 23 drives the reflecting surfaces 12 on two sides to rotate downwards to a proper position through the guide plate 24, the mounting frame 26, the control rod 28 and the placing frame 27, the height of the reflecting surfaces 12 is reduced, the two reflecting surfaces 12 are folded, the stress area of the reflecting surfaces 12 is reduced, the reflecting surfaces can be folded downwards under the condition of a strong wind day, the stress area of the reflecting surfaces is greatly reduced, the loss degree of the supporting upright posts is reduced, the maintenance times of maintenance personnel and the workload of the maintenance personnel are reduced, and the maintenance cost is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The rotatable low-reflection antenna comprises an outer box body (1) and is characterized in that a rotary base (2) is fixedly connected to the inner wall of the outer box body (1), a rotary bottom column (3) is rotatably connected to the inner wall of the rotary base (2), a gear ring (4) is fixedly sleeved on the outer wall of the rotary bottom column (3), a first servo motor (5) is fixedly connected to the inner wall of the outer box body (1), a gear (6) matched with the gear ring (4) is fixedly connected to the output end of the first servo motor (5), a support column (7) is fixedly connected to the upper side wall of the rotary bottom column (3), a connecting frame (8) is fixedly connected to the upper side wall of the support column (7), the inner walls of the front side and the rear side of the connecting frame (8) are rotatably connected with a same mounting column (9) through a rotating shaft, and a signal receiver (10) is fixedly connected to the upper end of the mounting column (9), the utility model discloses a building column, including erection column (9), adjusting mechanism (11), the inside of erection column (9) is connected with plane of reflection (12) through adjustment mechanism (11), the pole wall fixedly connected with horizontal pole (13) of erection column (9), two carriage (14) of lower lateral wall symmetry fixedly connected with of horizontal pole (13), the lateral wall of both sides all is connected with adapter sleeve (15) through the pivot rotation around support column (7), it has regulation pole (16) to peg graft in adapter sleeve (15), the pole wall rotation of the inner wall of carriage (14) through pivot and regulation pole (16) upper end is connected, threaded hole and threaded hole internal thread have cup jointed adjusting bolt to the lateral wall of adapter sleeve (15).

2. The rotatable low-reflection antenna according to claim 1, wherein the adjusting mechanism (11) comprises a clamping frame (17) fixedly connected to the side walls of the front side and the rear side of the mounting column (9), the inner walls of the two sides of the clamping frame (17) are rotatably connected with a rotating rod (18) through a rotating shaft, one end of the rotating rod (18) far away from the clamping frame (17) is fixedly connected with the reflecting surface (12), a mounting cavity (19) is formed in the mounting column (9), the upper inner wall and the lower inner wall of the mounting cavity (19) are both rotatably connected with a threaded rod (20) through a bearing, a motor cavity (21) is formed in the mounting column (9), a second servo motor (22) is fixedly connected in the motor cavity (21), the output end of the second servo motor (22) penetrates through the side wall of the mounting cavity (19) and is fixedly connected with the threaded rod (20), and a threaded barrel (23) is sleeved on the outer thread of the threaded rod (20), the equal fixedly connected with deflector (24) of lateral wall of screw thread section of thick bamboo (23) left and right sides, direction mouth (25) of matcing each other with deflector (24) are seted up to the lateral wall of installation cavity (19), lateral wall fixedly connected with that direction mouth (25) are stretched out in deflector (24) settles frame (26), frame (27) are placed to the lower lateral wall fixedly connected with of plane of reflection (12), it all is connected with same root control lever (28) through the pivot rotation with the lateral wall of placing frame (27) one side in opposite directions to settle frame (26).

3. A rotatable low reflection antenna according to claim 1, wherein said reflecting surface (12) is made of carbon fiber.

4. A rotatable low reflection antenna according to claim 1, wherein a plurality of triangular support plates (29) are fixedly connected to the side wall between the rotating base pillar (3) and the support pillar (7).

5. The rotatable low reflection antenna of claim 1, wherein the tuning post (16) has a plurality of tuning holes (30) formed in a post wall thereof.

6. A rotatable low reflection antenna according to claim 1, wherein the cross-sectional radius of said supporting pillar (7) is gradually decreased from bottom to top.

7. The rotatable low reflection antenna according to claim 1, wherein a PLC controller (31) is fixedly connected to an inner wall of the outer case (1).