Vehicle-mounted antenna base rotation limiting device

Abstract

The utility model discloses a vehicle-mounted antenna base rotation limiting device which comprises a suction cup base, one side of the suction cup base is integrally and fixedly connected with a connecting base, the top and the bottom of the connecting base are both fixedly connected with supporting plates, and the opposite sides of the supporting plates are rotationally connected with a rotating rod through a bearing seat. When rotating is needed, only the pull rod needs to be pulled upwards, the pull rod drives the sliding handle to slide on the inner surface of the vertical cylinder, the sliding handle is used for stretching the spring, then the connecting cylinder is rotated, the connecting cylinder drives the rotating cylinder to rotate through cooperation of the bearing seat and the rotating rod, and meanwhile the bottom end face of the pull rod slides on the inner surface of the loop. After the antenna is attached to the surface of a vehicle body, the pull rod is loosened, and the pull rod is inserted into the inner surface of the corresponding through hole through the acting force between the spring and the sliding handle and the vertical cylinder, so that the position of the connecting cylinder is limited, and through the arrangement of the structure, the purposes of limiting after rotation and attaching to the surface of the vehicle body can be achieved; therefore, the protection performance of the antenna is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle-mounted antenna bases, and particularly relates to a rotation limiting device for a vehicle-mounted antenna base. Background Art

[0002] Car antennas are also called vehicle-mounted antennas. Generally, the antennas on cars are used for the car's radio and radio station. They can be divided into built-in car antennas and external antennas. External antennas are generally attached to the car body through a suction cup base.

[0003] The antenna is generally placed vertically on the suction cup base. When not in use, this type of connection cannot be rotated to fit on the surface of the vehicle body, thereby reducing the protection of the antenna. To this end, we propose a rotation limit device for the vehicle-mounted antenna base to rotate and limit the antenna to fit on the surface of the vehicle body to solve the above-mentioned shortcomings. Utility Model Content

[0004] The utility model aims to provide a rotation limiting device for a vehicle-mounted antenna base, which has the purpose of limiting after rotation so as to fit on the surface of the vehicle body, so as to solve the above-mentioned background technical problems.

[0005] The utility model solves the above-mentioned technical problem with the following technical solutions: a vehicle-mounted antenna base rotation limiting device, comprising a suction cup base, one side of the suction cup base is integrally fixedly connected to a connecting seat, the top and bottom of the connecting seat are fixedly connected to a support plate, the opposite side of the support plate is rotatably connected to a rotating rod through a bearing seat, the opposite side of the rotating rod is fixedly connected to a rotating cylinder, the inner surface of the rotating cylinder is fixedly connected to a connecting cylinder, the right side of the connecting cylinder is detachably connected to an antenna, the top of the rotating cylinder is annularly provided with a ring channel, the bottom of the inner cavity of the ring channel is provided with a through hole, the upper support The top of the support plate is fixedly connected with a vertical cylinder, and the inner cavity of the vertical cylinder is slidably provided with a pull rod, the bottom of the pull rod passes through the vertical cylinder and extends to the bottom of the upper support plate, and is slidably connected to the inner surface of the support plate, the bottom of the pull rod is plugged into the inner surface of the through hole, and the bottom end face of the pull rod is slidably connected to the inner surface of the ring channel when moving upward, the pull rod is located on the surface of the vertical cylinder and fixedly connected with a sliding handle, the surface of the pull rod is sleeved with a spring, the surface of the sliding handle is slidably connected to the inner surface of the vertical cylinder, and the top and bottom ends of the spring are respectively fixedly connected to the bottom of the sliding handle and the bottom of the inner cavity of the vertical cylinder.

[0006] Preferably, the suction cup base and the connecting seat are designed to be hollow and through, and the diameter of the connecting tube is smaller than the inner diameter of the connecting seat.

[0007] Preferably, the right end surface of the connecting seat is located on the left side of the connecting tube.

[0008] Preferably, the top of the pull rod passes through the vertical cylinder and extends to the top of the vertical cylinder, and the top of the pull rod is fixedly connected with an annular pull ring.

[0009] Preferably, a threaded hole is formed on the right end surface of the connecting tube, a threaded column is threadedly connected to the inner surface of the threaded hole, and the right side of the threaded column is fixedly connected to the left side of the antenna.

[0010] Preferably, a wire hole is provided on the back side of the suction cup base.

[0011] 1. The beneficial effect of the utility model is that when the utility model needs to be rotated, it is only necessary to pull the pull rod upwards, so that the pull rod drives the sliding handle to slide on the inner surface of the vertical tube, thereby utilizing the sliding handle to stretch the spring, and then rotate the connecting tube. The connecting tube drives the rotating tube to rotate through the cooperation of the bearing seat and the rotating rod. At the same time, the bottom end face of the pull rod slides on the inner surface of the ring channel. After the antenna is attached to the surface of the vehicle body, the pull rod is released, and the action force between the spring, the sliding handle and the vertical tube is utilized to insert the pull rod into the inner surface of the corresponding through hole, thereby limiting the position of the connecting tube. By setting the above structure, the purpose of limiting after rotation can be achieved, thereby attaching to the surface of the vehicle body, thereby improving the protection of the antenna.

[0012] 2. In the present invention, the diameter of the connecting tube is smaller than the inner diameter of the connecting seat, and the right end surface of the connecting seat is located on the left side of the connecting tube, so that the connecting tube can be easily rotated and the contact between the connecting tube and the connecting seat can be avoided.

[0013] 3. The utility model provides a threaded connection between the surface of the threaded column and the threaded hole, which facilitates the disassembly and assembly between the connecting tube and the antenna.

[0014] 4. The utility model can facilitate the insertion of signal lines by setting wire holes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] in:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 A partial enlarged view of point A;

[0018] Figure 3 It is a schematic diagram of the wire hole structure of the utility model.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Suction cup base; 2. Connecting seat; 3. Support plate; 4. Rotating rod; 5. Rotating cylinder; 6. Connecting cylinder; 7. Antenna; 8. Loop; 9. Through hole; 10. Vertical cylinder; 11. Pull rod; 12. Sliding handle; 13. Spring; 14. Threaded hole; 15. Threaded column; 16. Wire hole. DETAILED DESCRIPTION

[0021] Hereinafter, an embodiment of the vehicle-mounted antenna base rotation limiting device of the present invention will be described with reference to the accompanying drawings.

[0022] Embodiment 1:

[0023] Figure 1-3A rotation limit device for a vehicle antenna base of an embodiment of the utility model is shown, comprising a suction cup base 1, one side of the suction cup base 1 is integrally fixedly connected with a connecting seat 2, the top and bottom of the connecting seat 2 are fixedly connected with a support plate 3, the opposite side of the support plate 3 is rotatably connected with a rotating rod 4 through a bearing seat, the opposite side of the rotating rod 4 is fixedly connected with a rotating cylinder 5, the inner surface of the rotating cylinder 5 is fixedly connected with a connecting cylinder 6, the suction cup base 1 and the connecting seat 2 are hollow through-design, the diameter of the connecting cylinder 6 is smaller than the inner diameter of the connecting seat 2, the right end face of the connecting seat 2 is located on the left side of the connecting cylinder 6, and the diameter of the connecting cylinder 6 is smaller than the inner diameter of the connecting seat 2. The inner diameter of the seat 2 is 0.5mm, and the right end face of the connecting seat 2 is located on the left side of the connecting cylinder 6, which is convenient for the rotation of the connecting cylinder 6 and avoids contact between the connecting cylinder 6 and the connecting seat 2. The top of the rotating cylinder 5 is annularly provided with a ring channel 8, and the bottom of the inner cavity of the ring channel 8 is provided with a through hole 9. The top of the upper support plate 3 is fixedly connected with a vertical cylinder 10, and the inner cavity of the vertical cylinder 10 is slidably provided with a pull rod 11. The top of the pull rod 11 passes through the vertical cylinder 10 and extends to the top of the vertical cylinder 10. The top of the pull rod 11 is fixedly connected with an annular pull ring. Through the annular pull ring on the pull rod 11, the effect of convenient pulling of the pull rod 11 is achieved. The bottom of the pull rod 11 passes through the vertical cylinder 1 0 and extends to the bottom of the upper support plate 3, and is slidably connected with the inner surface of the support plate 3, the bottom of the pull rod 11 is plugged into the inner surface of the through hole 9, and the bottom end surface of the pull rod 11 is slidably connected with the inner surface of the ring channel 8 when moving upward, the pull rod 11 is located on the surface of the vertical tube 10 and is fixedly connected with a sliding handle 12, and a spring 13 is sleeved on the surface of the pull rod 11, and the surface of the sliding handle 12 is slidably connected with the inner surface of the vertical tube 10, and the top and bottom ends of the spring 13 are respectively fixedly connected with the bottom of the sliding handle 12 and the bottom of the inner cavity of the vertical tube 10. When rotation is required, only the pull rod 11 needs to be pulled upward, so that the pull rod 11 drives the sliding handle 12 in the vertical tube 10 slides on the inner surface, thereby utilizing the sliding handle 12 to stretch the spring 13, and then rotating the connecting tube 6. The connecting tube 6 drives the rotating tube 5 to rotate through the cooperation of the bearing seat and the rotating rod 4. At the same time, the bottom end face of the pull rod 11 slides on the inner surface of the ring channel 8. After the antenna 7 is attached to the surface of the vehicle body, the pull rod 11 is released, and the force between the spring 13, the sliding handle 12 and the vertical tube 10 is utilized to insert the pull rod 11 into the inner surface of the corresponding through hole 9, thereby limiting the position of the connecting tube 6. By setting the above structure, the purpose of limiting after rotation can be achieved, thereby attaching to the surface of the vehicle body, thereby improving the protection of the antenna.

[0024] Embodiment 2:

[0025] Figure 1-3A rotation limiting device for a vehicle-mounted antenna base of an embodiment of the utility model is shown, comprising a suction cup base 1, one side of the suction cup base 1 is integrally fixedly connected with a connecting seat 2, the top and bottom of the connecting seat 2 are fixedly connected with a support plate 3, the opposite side of the support plate 3 is rotatably connected with a rotating rod 4 through a bearing seat, the opposite side of the rotating rod 4 is fixedly connected with a rotating cylinder 5, the inner surface of the rotating cylinder 5 is fixedly connected with a connecting cylinder 6, a wire hole 16 is provided on the back side of the suction cup base 1, and the wire hole 16 can be provided to facilitate the insertion of the signal line, the right side of the connecting cylinder 6 is detachably connected with an antenna 7, a threaded hole 14 is provided on the right end face of the connecting cylinder 6, a threaded column 15 is threadedly connected to the inner surface of the threaded hole 14, the right side of the threaded column 15 is fixedly connected to the left side of the antenna 7, and a threaded manner is provided between the surface of the threaded column 15 and the threaded hole 14 The connection facilitates the disassembly and assembly between the connecting tube 6 and the antenna 7. The top of the rotating tube 5 is provided with a ring channel 8 in an annular shape, and the bottom of the inner cavity of the ring channel 8 is provided with a through hole 9. The top of the upper support plate 3 is fixedly connected with a vertical tube 10, and the inner cavity of the vertical tube 10 is slidably provided with a pull rod 11. The bottom of the pull rod 11 penetrates the vertical tube 10 and extends to the bottom of the upper support plate 3, and is slidably connected to the inner surface of the support plate 3. The bottom of the pull rod 11 is plugged into the inner surface of the through hole 9, and the bottom end face of the pull rod 11 is slidably connected to the inner surface of the ring channel 8 when moving upward. The pull rod 11 is located on the surface of the vertical tube 10 and is fixedly connected with a sliding handle 12. The surface of the pull rod 11 is sleeved with a spring 13, and the surface of the sliding handle 12 is slidably connected to the inner surface of the vertical tube 10, and the top and bottom ends of the spring 13 are respectively fixedly connected to the bottom of the sliding handle 12 and the bottom of the inner cavity of the vertical tube 10.

[0026] Working principle: When the utility model is used, the suction cup base 1 needs to be adsorbed on the surface of the vehicle body. When rotation is required, the pull rod 11 only needs to be pulled upward so that the pull rod 11 drives the sliding handle 12 to slide on the inner surface of the vertical tube 10, thereby utilizing the sliding handle 12 to stretch the spring 13, and then the connecting tube 6 is rotated. The connecting tube 6 drives the rotating tube 5 to rotate through the cooperation of the bearing seat and the rotating rod 4. At the same time, the bottom end face of the pull rod 11 slides on the inner surface of the ring channel 8. After the antenna 7 is attached to the surface of the vehicle body, the pull rod 11 is released, and the action force between the spring 13, the sliding handle 12 and the vertical tube 10 is utilized to insert the pull rod 11 into the inner surface of the corresponding through hole 9, thereby limiting the position of the connecting tube 6, and realizing the purpose of limiting after rotation, thereby attaching to the surface of the vehicle body.

Claims

1. A rotation limiting device for a vehicle-mounted antenna base, comprising a suction cup base (1), one side of the suction cup base (1) being integrally fixedly connected to a connecting seat (2), characterized in that: The top and bottom of the connecting seat (2) are fixedly connected to a support plate (3); the opposite side of the support plate (3) is rotatably connected to a rotating rod (4) via a bearing seat; the opposite side of the rotating rod (4) is fixedly connected to a rotating cylinder (5); the inner surface of the rotating cylinder (5) is fixedly connected to a connecting cylinder (6); the right side of the connecting cylinder (6) is detachably connected to an antenna (7); the top of the rotating cylinder (5) is provided with a ring channel (8) in an annular shape; the bottom of the inner cavity of the ring channel (8) is provided with a through hole (9); the top of the upper support plate (3) is fixedly connected to a vertical cylinder (10); the inner cavity of the vertical cylinder (10) is slidably provided with a pull rod (11); the pull rod (11) The bottom part passes through the vertical cylinder (10) and extends to the bottom part of the upper support plate (3), and is slidably connected to the inner surface of the support plate (3). The bottom part of the pull rod (11) is plugged into the inner surface of the through hole (9). The bottom end face of the pull rod (11) is slidably connected to the inner surface of the ring channel (8) when it moves upward. The pull rod (11) is located on the surface of the vertical cylinder (10) and is fixedly connected with a sliding handle (12). The surface of the pull rod (11) is sleeved with a spring (13). The surface of the sliding handle (12) is slidably connected to the inner surface of the vertical cylinder (10). The top and bottom ends of the spring (13) are respectively fixedly connected to the bottom of the sliding handle (12) and the bottom of the inner cavity of the vertical cylinder (10).

2. The vehicle-mounted antenna base rotation limiting device according to claim 1, characterized in that: The suction cup base (1) and the connecting seat (2) are designed to be hollow and through, and the diameter of the connecting tube (6) is smaller than the inner diameter of the connecting seat (2).

3. The vehicle-mounted antenna base rotation limiting device according to claim 2, characterized in that: The right end surface of the connecting seat (2) is located on the left side of the connecting tube (6).

4. The vehicle-mounted antenna base rotation limiting device according to claim 1, characterized in that: The top of the pull rod (11) passes through the vertical cylinder (10) and extends to the top of the vertical cylinder (10), and the top of the pull rod (11) is fixedly connected with an annular pull ring.

5. The vehicle-mounted antenna base rotation limiting device according to claim 1, characterized in that: A threaded hole (14) is provided on the right end surface of the connecting tube (6), a threaded column (15) is threadedly connected to the inner surface of the threaded hole (14), and the right side of the threaded column (15) is fixedly connected to the left side of the antenna (7).

6. The vehicle-mounted antenna base rotation limiting device according to claim 1, characterized in that: A wire hole (16) is provided on the back side of the suction cup base (1).

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