An umbrella-shaped antenna structure

Abstract

The present invention belongs to the field of antenna technology, and in particular to an umbrella-shaped antenna structure. The following scheme is proposed, including an antenna body, wherein the antenna body is fixedly connected to a support, the antenna body is umbrella-shaped, a plurality of feed brackets are bolted to one side of the antenna body, and a feed is bolted to the plurality of feed brackets. A deflection mechanism is provided on one side of the antenna body, and a support is provided at the bottom of the deflection mechanism. The deflection mechanism includes a support plate, a support frame, a support block and a plurality of shaft rods. A rotational connection is formed between the support plate and the support, and the bottom of the support frame is fixedly connected to the top of the support plate. In the present invention, the coordination between the first airbag and the second airbag can improve the stability of the antenna deflection, and prevent the center of gravity of the antenna from changing with the change of the antenna position during the adjustment process, thereby causing poor stability of the antenna, and further affecting the operation of the antenna mechanism.

Description

Technical Field

[0001] The invention relates to the field of antennas, and in particular to an umbrella-shaped antenna structure. Background Art

[0002] A communication antenna is generally a metal parabola, shaped like an umbrella, responsible for reflecting the signal to the feed and high-frequency head located at the focus. In some work, the umbrella-shaped antenna is usually installed in a suitable location.

[0003] After searching, a Chinese patent application with application publication number CN117458164B discloses a high-performance mobile communication antenna, including a mounting frame and an antenna body mounted on the mounting frame, the antenna body including a parabolic antenna and a high-frequency head, a self-cleaning mechanism is provided on the parabolic antenna, the self-cleaning mechanism includes a cleaning component and a driving component, the cleaning component is provided on the parabolic antenna, the driving component is installed on the mounting frame, a clearance groove is provided on the panel of the parabolic antenna, the cleaning component is plugged into the inside of the clearance groove, and the cleaning component is configured to move laterally through the driving component. The present invention aims to improve the problems in the prior art that, under the premise of realizing self-cleaning of the metal parabola of the communication antenna, the cleaning brush will block the metal parabola and affect the antenna performance. The present invention has the advantages of preventing the cleaning brush from blocking the metal parabola under normal operation of the antenna and affecting the antenna performance, under the premise of realizing self-cleaning of the metal parabola of the communication antenna.

[0004] During operation, the existing umbrella-shaped antenna usually adjusts the receiving position and the deflection angle of the antenna in order to receive a good signal. However, during the adjustment process, the center of gravity of the antenna changes with the change of the antenna position, resulting in poor stability of the antenna. Summary of the invention

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] An umbrella-shaped antenna structure comprises an antenna body, the antenna body is fixedly connected to a support, the antenna body is umbrella-shaped, a plurality of feed brackets are bolted to one side of the antenna body, and a feed is bolted to the plurality of feed brackets. A deflection mechanism is provided on one side of the antenna body, and a support is provided at the bottom of the deflection mechanism, the deflection mechanism comprises a support plate, a support frame, a support block and a plurality of shaft rods, a rotation connection is formed between the support plate and the support, and the bottom of the support frame is fixedly connected to the top of the support plate, both opposite sides of the support frame are rotationally connected to a shaft through a bearing, and a connecting seat is bolted between the two shafts, one end of the connecting seat is bolted to the support block, the two ends of the plurality of shaft rods are respectively fixedly connected to the support block and the antenna body, a first motor is bolted to one side of the support frame, and one end of the first motor is fixedly connected to one of the shafts, and a stabilizing mechanism is provided between the two sides of the top of the support plate.

[0007] Preferably, the stabilizing mechanism consists of a first airbag, a second airbag and a pressure plate, and the interior of the first airbag and the interior of the second airbag are both filled with liquid, the first airbag and the second airbag are symmetrically distributed on both sides of the support frame, a catheter is arranged between the first airbag and the second airbag, the first airbag is located between one side of the top of the support plate and the bottom of one of the pressure plates, the second airbag is located between the other side of the top of the support plate and the bottom of the other pressure plate, and the four corners of the bottom of the two pressure plates are connected to the support plate by bolts with a first spring.

[0008] Preferably, the support is composed of a support seat and a plurality of support rods, and the tops of the plurality of support rods are connected to the bottom of the support seat by bolts, and a rotating mechanism is provided at the bottom of the support seat.

[0009] Preferably, the rotating mechanism consists of a second motor, a driving wheel, a driven wheel and a rotating rod, and the top of the second motor is connected to the bottom of the support seat by bolts, one end of the second motor is fixedly connected to the driving wheel, the driven wheel is fixedly sleeved on the outer wall of the rotating rod, the driving wheel and the driven wheel are meshed, a through hole is opened through the top of the support seat, a rotating connection is formed between the through hole and the rotating rod by a bearing, and the top of the rotating rod is fixedly connected to the bottom of the support plate.

[0010] Preferably, a fixing mechanism is provided between the plurality of support rods, and the fixing mechanism cooperates with the rotating mechanism.

[0011] Preferably, the fixing mechanism includes a fixing plate, a first top block, a second top block, a fixing rod and a fixing seat, and the fixing plate is fixedly connected to the plurality of support rods, a second spring is bolted between the bottom of the fixing plate and the top of the fixing seat, the top of the first top block is bolted to the bottom of the rotating rod, the bottom of the second top block is welded to the bottom of the fixing rod, a plurality of continuous protrusions are provided on the bottom of the first top block and the top of the second top block, a fit is formed between the first top block and the second top block, a sliding opening is opened through the top of the fixing plate, and the sliding opening is slidably connected to the fixing rod.

[0012] Preferably, a plurality of staggered tooth blocks are provided at the bottom of the fixing seat, and a pointed end is provided at the bottom of the tooth block.

[0013] Preferably, a plurality of positioning blocks are welded to the circumferential outer wall of the fixing seat, and positioning holes are penetrated through the tops of the plurality of positioning blocks, and the positioning holes are slidably connected to the support rods.

[0014] The beneficial effects of the present invention are:

[0015] 1. The present invention sets a stabilizing mechanism. When the antenna structure starts to work, in order to improve the effect of the antenna structure in receiving signals, the first motor is started. The first motor drives the rotating shaft to rotate, so that the antenna is deflected to one side, so as to facilitate the reception of signals. The received signals are fed back through the feed source. During this period, when the antenna is deflected, the pressure plate is squeezed. At this time, the pressure plate moves downward after being squeezed, and the pressure plate compresses the first airbag or the second airbag when moving downward. At this time, the liquid filled in the first airbag or the second airbag will be transported to the second airbag or the inside of the first airbag through the catheter after being compressed, so as to facilitate the coordination between the first airbag and the second airbag to improve the stability of the antenna deflection, so as to facilitate the fixing of the antenna, and prevent the center of gravity of the antenna from changing with the change of the antenna position during the adjustment process, thereby causing poor stability of the antenna, and further affecting the operation of the antenna mechanism;

[0016] 2. The present invention sets a fixing mechanism, and when the position of the antenna is rotated by the rotating mechanism, the second motor is started, and the second motor drives the driving wheel to rotate, so that the driven wheel drives the rotating rod to rotate synchronously through meshing, so as to facilitate the rotation of the antenna. During this period, the rotating rod drives the first top block to rotate synchronously when rotating, and when the first top block rotates, the cooperation between the first top block and the second top block enables the second top block to drive the fixing rod and the fixing seat to move downward. At this time, the tooth block will contact the ground, so that the gripping force between the fixing seat and the ground can be increased through the tooth block, so as to further improve the stability of the antenna and prevent the antenna from falling down due to the change of the center of gravity during rotation, which affects the operation of the antenna. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the structure of an umbrella-shaped antenna structure proposed by the present invention;

[0018] Figure 2 A schematic diagram of a partial structure of an umbrella-shaped antenna structure proposed by the present invention;

[0019] Figure 3 A schematic diagram of a support structure of an umbrella-shaped antenna structure proposed by the present invention;

[0020] Figure 4 A schematic diagram of the stabilizing mechanism structure of an umbrella-shaped antenna structure proposed by the present invention;

[0021] Figure 5 A schematic diagram of the rotating mechanism structure of an umbrella-shaped antenna structure proposed by the present invention;

[0022] Figure 6 This is a schematic diagram of the main structure of a fixing mechanism of an umbrella-shaped antenna structure proposed by the present invention;

[0023] Figure 7 This is a schematic diagram of the fixing mechanism structure of an umbrella-shaped antenna structure proposed by the present invention.

[0024] In the accompanying drawings: 1. antenna body; 2. feed bracket; 3. feed; 4. stabilizing mechanism; 5. support plate; 6. support seat; 7. fixing plate; 8. fixing mechanism; 9. support rod; 10. shaft rod; 11. support block; 12. connecting seat; 13. support frame; 14. rotating shaft; 15. first motor; 16. rotating mechanism; 17. first airbag; 18. second airbag; 19. pressure plate; 20. first spring; 21. guide tube; 22. rotating rod; 23. driven wheel; 24. driving wheel; 25. second motor; 26. first top block; 27. second top block; 28. fixing rod; 29. ​​fixing seat; 30. second spring; 31. gear block; 32. positioning block. DETAILED DESCRIPTION

[0025] Example 1, reference Figure 1-Figure 5An umbrella-shaped antenna structure includes an antenna body 1, the antenna body 1 is fixedly connected to a support, the antenna body 1 is umbrella-shaped, a plurality of feed brackets 2 are bolted to one side of the antenna body 1, and a feed 3 is bolted to the plurality of feed brackets 2. A deflection mechanism is provided on one side of the antenna body 1, and a support is provided at the bottom of the deflection mechanism. The deflection mechanism includes a support plate 5, a support frame 13, a support block 11 and a plurality of shafts 10. A rotational connection is formed between the support plate 5 and the support, and the bottom of the support frame 13 is fixedly connected to the top of the support plate 5. The opposite sides of the support frame 13 are rotationally connected to a rotating shaft 14 through a bearing, and a connecting seat 12 is bolted between the two rotating shafts 14, one end of the connecting seat 12 is bolted to the support block 11, and the two ends of the plurality of shafts 10 are respectively connected to the support block 11. The support frame 13 is fixedly connected to the antenna body 1, one side of the support frame 13 is connected to a first motor 15 by bolts, and one end of the first motor 15 is fixedly connected to one of the rotating shafts 14, and a stabilizing mechanism 4 is arranged between the two sides of the top of the support plate 5, which can improve the stability of the deflection of the antenna body 1, so as to facilitate the fixing of the antenna body 1 and prevent the center of gravity of the antenna body 1 from changing with the change of the position of the antenna body 1 during the adjustment of the antenna body 1, thereby causing poor stability of the antenna body 1, and further affecting the operation of the antenna body 1 mechanism.

[0026] On the basis of the above, the stabilizing mechanism 4 is composed of a first airbag 17, a second airbag 18 and a pressure plate 19, and the interior of the first airbag 17 and the interior of the second airbag 18 are filled with liquid, the first airbag 17 and the second airbag 18 are symmetrically distributed on both sides of the support frame 13, and a catheter 21 is arranged between the first airbag 17 and the second airbag 18. The first airbag 17 is located between one side of the top of the support plate 5 and the bottom of one of the pressure plates 19, and the second airbag 18 is located between the other side of the top of the support plate 5 and the bottom of the other pressure plate 19. The four corners of the bottom of the two pressure plates 19 are connected to the support plate 5 by bolts with a first spring 20. When the antenna structure starts working, in order to improve the effect of the antenna structure receiving signals, the first motor 15 is started, and the first motor 15 will drive the rotating shaft 14 to rotate, so that the antenna body 1 is deflected to one side, thereby facilitating the signal. Receive, and perform feedback processing on the received signal through the feed source 3. During this period, when the antenna body 1 is deflected, the pressure plate 19 will be squeezed. At this time, the pressure plate 19 will move downward after being squeezed, and the pressure plate 19 will compress the first airbag 17 or the second airbag 18 when moving downward. At this time, the liquid filled in the first airbag 17 or the second airbag 18 will be transported to the second airbag 18 or the first airbag 17 through the catheter 21 after being compressed, so that the stability of the deflection of the antenna body 1 can be improved through the cooperation between the first airbag 17 and the second airbag 18, so as to fix the antenna body 1 and prevent the center of gravity of the antenna body 1 from changing with the change of the position of the antenna body 1 during the adjustment of the antenna body 1, thereby resulting in poor stability of the antenna body 1, and further affecting the operation of the antenna body 1 mechanism.

[0027] On the basis of the above, the support is composed of a support seat 6 and a plurality of support rods 9, and the tops of the plurality of support rods 9 are connected to the bottom of the support seat 6 by bolts, and a rotating mechanism 16 is provided at the bottom of the support seat 6.

[0028] On the basis of the above, the rotating mechanism 16 is composed of a second motor 25, a driving wheel 24, a driven wheel 23 and a rotating rod 22, and the top of the second motor 25 is connected to the bottom of the support seat 6 by bolts, one end of the second motor 25 is fixedly connected to the driving wheel 24, and the driven wheel 23 is fixedly sleeved on the outer wall of the rotating rod 22, and the driving wheel 24 and the driven wheel 23 are meshed. A through hole is opened through the top of the support seat 6, and a rotation connection is formed between the through hole and the rotating rod 22 through a bearing. The top of the rotating rod 22 is fixedly connected to the bottom of the support plate 5. When the position of the antenna body 1 is rotated by the rotating mechanism 16, the second motor 25 is started, and the second motor 25 will drive the driving wheel 24 to rotate, so that the driven wheel 23 drives the rotating rod 22 to rotate synchronously through the meshing, thereby facilitating the rotation of the antenna body 1.

[0029] Example 2, reference Figure 1-Figure 7 , an umbrella-shaped antenna structure, compared with Example 1, on the basis of Example 1, a fixing mechanism 8 is arranged between multiple support rods 9, and the fixing mechanism 8 and the rotating mechanism 16 are matched.

[0030] On the basis of the above, the fixing mechanism 8 includes a fixing plate 7, a first top block 26, a second top block 27, a fixing rod 28 and a fixing seat 29, and the fixing plate 7 is fixedly connected to the plurality of support rods 9, a second spring 30 is bolted between the bottom of the fixing plate 7 and the top of the fixing seat 29, the top of the first top block 26 is bolted to the bottom of the rotating rod 22, the bottom of the second top block 27 is welded to the bottom of the fixing rod 28, a plurality of continuous protrusions are arranged at the bottom of the first top block 26 and the top of the second top block 27, a fit is formed between the first top block 26 and the second top block 27, a sliding opening is opened through the top of the fixing plate 7, the sliding opening is slidably connected to the fixing rod 28, a plurality of staggered tooth blocks 31 are arranged at the bottom of the fixing seat 29, and a pointed tooth block 31 is arranged at the bottom At the end, a plurality of positioning blocks 32 are welded to the circumferential outer wall of the fixing seat 29, and positioning holes are penetrated at the tops of the plurality of positioning blocks 32, which are slidably connected to the support rod 9. When the rotating rod 22 rotates, it will drive the first top block 26 to rotate synchronously. When the first top block 26 rotates, the cooperation between the first top block 26 and the second top block 27 enables the second top block 27 to drive the fixing rod 28 and the fixing seat 29 to move downward. At this time, the tooth block 31 will contact the ground, so that the gripping force between the fixing seat 29 and the ground can be increased through the tooth block 31, so as to further improve the stability of the antenna body 1, and prevent the antenna body 1 from having poor stability due to the change of the center of gravity during the rotation of the antenna body 1, so that the antenna body 1 falls down and affects the operation of the antenna body 1.

[0031] In summary, with the aid of the above technical solution of the present invention: when the antenna structure starts working, in order to improve the effect of the antenna structure in receiving signals, the first motor 15 is started, and the first motor 15 will drive the rotating shaft 14 to rotate, so that the antenna body 1 is deflected to one side, so as to facilitate the reception of the signal, and the received signal is fed back through the feed source 3. During this period, when the antenna body 1 is deflected, the pressure plate 19 is squeezed. At this time, the pressure plate 19 will move downward after being squeezed, and the pressure plate 19 will compress the first airbag 17 or the second airbag 18 when it moves downward. At this time, the liquid filled in the first airbag 17 or the second airbag 18 will be transported to the second airbag 18 or the first airbag 17 through the catheter 21 after being compressed, so as to facilitate the cooperation between the first airbag 17 and the second airbag 18 to improve the stability of the deflection of the antenna body 1, so as to fix the antenna body 1 and prevent the center of gravity of the antenna body 1 from moving along with the antenna body during the adjustment process. 1 changes with the change of the position, resulting in poor stability of the antenna body 1, which in turn affects the operation of the antenna body 1 mechanism. When the position of the antenna body 1 is rotated by the rotating mechanism 16, the second motor 25 is started, and the second motor 25 drives the driving wheel 24 to rotate, so that the driven wheel 23 drives the rotating rod 22 to rotate synchronously through meshing, so as to facilitate the rotation of the antenna body 1. During the period, the rotating rod 22 drives the first top block 26 to rotate synchronously when rotating, and when the first top block 26 rotates, the second top block 27 drives the fixing rod 28 and the fixing seat 29 to move downward through the cooperation between the first top block 26 and the second top block 27. At this time, the tooth block 31 contacts the ground, so that the grip between the fixing seat 29 and the ground can be increased through the tooth block 31, so as to further improve the stability of the antenna body 1, and prevent the antenna body 1 from falling due to the change of the center of gravity during the rotation of the antenna body 1. The work of the antenna body 1 is affected.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An umbrella-shaped antenna structure, comprising an antenna body (1), the antenna body (1) being in the shape of an umbrella, a plurality of feed brackets (2) being connected to one side of the antenna body (1) by bolts, and a feed (3) being connected between the plurality of feed brackets (2) by bolts, characterized in that: A deflection mechanism is provided on one side of the antenna body (1), and a support is provided at the bottom of the deflection mechanism. The deflection mechanism comprises a support plate (5), a support frame (13), a support block (11) and a plurality of shafts (10). A rotational connection is formed between the support plate (5) and the support, and the bottom of the support frame (13) is fixedly connected to the top of the support plate (5). Two opposite sides of the support frame (13) are rotationally connected to a rotating shaft (14) via a bearing, and a connecting seat (12) is connected between the two rotating shafts (14) via bolts. One end of the connecting seat (12) is connected to the support block (11) via bolts, and two ends of the plurality of shafts (10) are respectively fixedly connected to the support block (11) and the antenna body (1). A first motor (15) is connected to one side of the support frame (13) via bolts, and one end of the first motor (15) is connected to the One of the rotating shafts (14) is fixedly connected, and a stabilizing mechanism (4) is arranged between the two sides of the top of the support plate (5), the stabilizing mechanism (4) is composed of a first airbag (17), a second airbag (18) and a pressure plate (19), and the interior of the first airbag (17) and the interior of the second airbag (18) are both filled with liquid, the first airbag (17) and the second airbag (18) are symmetrically distributed on the two sides of the support frame (13), a guide tube (21) is arranged between the first airbag (17) and the second airbag (18), the first airbag (17) is located between one side of the top of the support plate (5) and the bottom of one of the pressure plates (19), the second airbag (18) is located between the other side of the top of the support plate (5) and the bottom of the other pressure plate (19), and the four corners of the bottom of the two pressure plates (19) are connected to the support plate (5) by bolts with a first spring (20).

2. The umbrella-shaped antenna structure according to claim 1, characterized in that: The support is composed of a support seat (6) and a plurality of support rods (9), and the tops of the plurality of support rods (9) are connected to the bottom of the support seat (6) by bolts, and a rotating mechanism (16) is provided at the bottom of the support seat (6).

3. The umbrella-shaped antenna structure according to claim 2, characterized in that: The rotating mechanism (16) is composed of a second motor (25), a driving wheel (24), a driven wheel (23) and a rotating rod (22), wherein the top of the second motor (25) is connected to the bottom of the support seat (6) by bolts, one end of the second motor (25) is fixedly connected to the driving wheel (24), the driven wheel (23) is fixedly sleeved on the outer wall of the rotating rod (22), the driving wheel (24) and the driven wheel (23) are meshed, a through hole is formed through the top of the support seat (6), a rotation connection is formed between the through hole and the rotating rod (22) by a bearing, and the top of the rotating rod (22) is fixedly connected to the bottom of the support plate (5).

4. The umbrella-shaped antenna structure according to claim 3, characterized in that: A fixing mechanism (8) is provided between the plurality of support rods (9), and the fixing mechanism (8) is matched with the rotating mechanism (16).

5. The umbrella-shaped antenna structure according to claim 4, characterized in that: The fixing mechanism (8) comprises a fixing plate (7), a first top block (26), a second top block (27), a fixing rod (28) and a fixing seat (29), wherein the fixing plate (7) is fixedly connected to the plurality of supporting rods (9), a second spring (30) is bolted between the bottom of the fixing plate (7) and the top of the fixing seat (29), the top of the first top block (26) is bolted to the bottom of the rotating rod (22), the bottom of the second top block (27) is welded to the top of the fixing rod (28), the bottom of the first top block (26) and the top of the second top block (27) are both provided with a plurality of continuous protrusions, the first top block (26) and the second top block (27) are matched with each other, a sliding opening is penetrated through the top of the fixing plate (7), and the sliding opening is slidably connected to the fixing rod (28).

6. The umbrella-shaped antenna structure according to claim 5, characterized in that: The bottom of the fixing seat (29) is provided with a plurality of staggered tooth blocks (31), and the bottom of the tooth block (31) is provided with a pointed end.

7. The umbrella-shaped antenna structure according to claim 6, characterized in that: A plurality of positioning blocks (32) are welded to the circumferential outer wall of the fixing seat (29), and positioning holes are provided through the tops of the plurality of positioning blocks (32), and the positioning holes are slidably connected to the support rod (9).

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