Vehicle-mounted antenna

Abstract

The utility model relates to the technical field of vehicle-mounted antennas, in particular to a vehicle-mounted antenna which comprises a bottom shell, a top shell and an installation mechanism, the top shell is in threaded connection with the bottom shell and located above the bottom shell, the installation mechanism comprises a threaded column, four sliding assemblies, a fixed shell, a top plate, an antenna body and an installation plate, and the installation plate is arranged in the bottom shell. One end of the threaded column is fixedly connected with the mounting plate, the other end of the threaded column penetrates through the bottom shell and the fixing shell to be arranged above the mounting plate, the four sliding assemblies are arranged below the fixing shell, one end of the antenna body is arranged in the fixing shell, the other end of the antenna body penetrates through the top plate and the top shell, and the top plate is in threaded connection with the fixing shell. Through the arrangement of the structure, the problems that in the prior art, a metal connecting elastic piece can generate certain deformation after being used for a long time, the connecting column cannot be stably arranged in the vehicle-mounted antenna mounting seat, and the mounting stability is affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle antenna technical field especially relates to a vehicle antenna. BACKGROUND

[0002] The main function of the vehicle antenna is to receive radio signals, which is crucial for listening to the broadcast, using the vehicle navigation system and enhancing the positioning signal of the global positioning system. The antenna receives signals through electromagnetic waves and converts them into audio or video signals for our use. In addition, the vehicle antenna can also enhance the reception of radio and FM signals, especially in unstable signal or remote areas, which is particularly important.

[0003] In the prior art, the patent document with the publication number (CN221201516U) mentions a driverless vehicle antenna, which includes a vehicle antenna mounting seat, an antenna body and a connecting stud. The antenna body is fixedly connected with the vehicle antenna mounting seat and located in the vehicle antenna mounting seat fixed connection. The connecting stud is fixedly connected with the vehicle antenna mounting seat and located below the vehicle antenna mounting seat. The lower end of the antenna body is provided with a connecting column, the bottom of the connecting column is provided with a metal connecting spring, the inner side bottom of the vehicle antenna mounting seat is fixedly connected with a connecting seat, the two legs of the bottom of the metal connecting spring are abutted on the top of the connecting seat. The existing technology can effectively connect the antenna body with the connecting seat through the metal connecting spring, so as to realize the conduction of the signal.

[0004] However, the above-mentioned prior art, the metal connecting spring will produce certain deformation after long time use, which cannot make the connecting column stably set in the inside of the vehicle antenna mounting seat, affecting the stability of the installation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a vehicle antenna, which solves the problem of the prior art that the metal connecting spring will produce certain deformation after long time use, which cannot make the connecting column stably set in the inside of the vehicle antenna mounting seat, affecting the stability of the installation.

[0006] The utility model provides a vehicle antenna, including bottom shell, top shell and installation mechanism, top shell with bottom shell is connected through the thread, and is located top shell's top, installation mechanism includes threaded column, four sliding assemblies, fixed shell, top plate, antenna body and mounting plate, mounting plate sets up inside bottom shell, threaded column one end with mounting plate fixed connection, threaded column other end passes through bottom shell, fixed shell sets up top plate's top, four sliding assemblies set up fixed shell's below, one end of antenna body sets up inside fixed shell, antenna body other end passes through top plate and top shell, top plate with fixed shell is connected through the thread, and is located fixed shell's top.

[0007] Wherein, each sliding assembly includes round bar, sliding block, spring and rotary rod, the surface of mounting plate is provided with four sliding grooves, round bar with mounting plate fixed connection, and located inside sliding groove, sliding block with round bar sliding connection, and cladding inside round bar, rotary rod one end with sliding block rotationally connected, rotary rod other end with fixed shell rotationally connected, spring cladding round bar's surface, and located sliding block's one side.

[0008] Wherein, the installation mechanism further includes limit block, limit block with antenna body fixed connection, and located antenna body's below, fixed shell's lower end is provided with opening.

[0009] Wherein, the vehicle antenna further includes sealing ring, sealing ring with bottom shell fixed connection, and located bottom shell's below.

[0010] Wherein, the vehicle antenna further includes sealing gasket, convex ring and nut, sealing gasket cladding antenna body's surface, and located top shell's top, convex ring with sealing gasket fixed connection, and located sealing gasket's top, nut with antenna body is connected through the thread, and located sealing end's top, the lower end of nut with convex ring joint.

[0011] The utility model discloses a vehicle antenna, the mounting plate is arranged in the inside of bottom shell, one end of threaded column is fixedly connected with mounting plate, the other end of threaded column passes through bottom shell, the fixed shell is arranged above mounting plate, four the sliding assembly is arranged below fixed shell, one end of antenna body is arranged in the inside of fixed shell, the other end of antenna body passes through top plate and top shell, top plate is connected with fixed shell threadedly and is located above fixed shell, when installing, threaded column passes through bottom shell, threaded column is rotated to the inside of the installation hole of car, when the mounting plate rotates, the mounting plate presses down bottom shell, and bottom shell is pressed on the car, and the other end of antenna body passes through top plate and top shell simultaneously, and the other end of antenna body is installed in the inside of fixed shell, and top plate is fixed through the thread above fixed shell, and antenna body is fixed, and top shell is installed above bottom shell and fixes the position of bottom shell. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will be to the embodiment or prior art description needed to use the drawing briefly introduced, obviously, below description in the drawing only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0013] Figure 1 It is the structure schematic diagram of the utility model vehicle antenna.

[0014] Figure 2 It is the front view of the utility model vehicle antenna.

[0015] Figure 3 It is the A-A line section view of the utility model Figure 2 .

[0016] Figure 4 It is the structure schematic diagram of B of the utility model Figure 3 .

[0017] Figure 5 It is the structure schematic diagram of C of the utility model Figure 3 .

[0018] 1-bottom shell, 2-top shell, 3-sealing ring, 4-sealing gasket, 5-convex ring, 6-nut, 7-threaded column, 8-sliding groove, 9-fixed shell, 10-top plate, 11-antenna body, 12-limiting block, 13-mounting plate, 14-round rod, 15-sliding block, 16-spring, 17-rotation rod. DETAILED DESCRIPTION

[0019] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, and the embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0020] Please refer to Figures 1-5 , wherein, Figure 1 is a structural schematic diagram of the vehicle-mounted antenna of the present application, Figure 2 is a front view of the vehicle-mounted antenna of the present application, Figure 3 is a Figure 2 A-A line section view of the present application, Figure 4 is a Figure 3 structure schematic diagram of B of the present application, Figure 5 is a Figure 3 structure schematic diagram of C of the present application.

[0021] The present application provides a kind of vehicle-mounted antenna, including bottom shell 1, top shell 2, sealing ring 3, sealing pad 4, convex ring 5, screw cap 6 and installation mechanism, the installation mechanism includes threaded column 7, four sliding assemblies, fixed shell 9, top plate 10, antenna body 11, limit block 12 and mounting plate 13, each the sliding assembly includes round bar 14, sliding block 15, spring 16 and rotating rod 17, by the foregoing scheme, the metal connecting elastic sheet long time use can produce certain deformation, cannot let connecting column be stably arranged in the inside of vehicle-mounted antenna mounting seat, affect the stability of installation problem.

[0022] For this specific embodiment, the top shell 2 is threadedly connected to the bottom shell 1 and is located above the bottom shell 1, the mounting plate 13 is arranged inside the bottom shell 1, one end of the threaded column 7 is fixedly connected to the mounting plate 13, the other end of the threaded column 7 passes through the bottom shell 1, the fixed shell 9 is arranged above the mounting plate 13, four sliding assemblies are arranged below the fixed shell 9, one end of the antenna body 11 is arranged inside the fixed shell 9, the other end of the antenna body 11 passes through the top plate 10 and the top shell 2, the top plate 10 is threadedly connected to the fixed shell 9 and is located above the fixed shell 9, during installation, the threaded column 7 passes through the bottom shell 1, the threaded column 7 is rotated into the inside of the corresponding mounting hole of the automobile, while the mounting plate 13 is rotated, the mounting plate 13 presses the bottom shell 1, the bottom shell 1 is pressed on the automobile, at the same time, the antenna body 11 passes through the top plate 10 and the top shell 2, the other end of the antenna body 11 is installed inside the fixed shell 9, the top plate 10 is fixed above the fixed shell 9 by threading, the antenna body 11 is fixed, the top shell 2 is installed above the bottom shell 1 to fix the position of the bottom shell 1.

[0023] The surface of the mounting plate 13 is provided with four sliding grooves 8, the round rod 14 is fixedly connected with the mounting plate 13 and located inside the sliding groove 8, the sliding block 15 is slidingly connected with the round rod 14 and covered inside the round rod 14, one end of the rotating rod 17 is rotatably connected with the sliding block 15, the other end of the rotating rod 17 is rotatably connected with the fixed shell 9, the spring 16 is covered on the surface of the round rod 14 and located on one side of the sliding block 15, after the antenna body 11 is installed, the spring 16 pushes the sliding block 15, the sliding block 15 moves along the round rod 14, four rotating rods 17 push the fixed shell 9, so that the antenna body 11 extends to the outside of the top shell 2.

[0024] Secondly, the limiting block 12 is fixedly connected with the antenna body 11 and located below the antenna body 11, the lower end of the fixed shell 9 is provided with an opening, the limiting block 12 is provided to facilitate the installation of the antenna body 11, and the connecting wire is passed through the mounting hole of the vehicle body and the threaded column 7, connected with the antenna body 11 through the opening, so that the connection between the limiting block and the antenna body 11 is located inside the fixed shell 9, thereby improving the protection effect.

[0025] Secondly, the sealing ring 3 is fixedly connected with the bottom shell 1 and located below the bottom shell 1, after the threaded column 7 is installed, the mounting plate 13 presses the bottom shell 1, so that the sealing ring 3 is pressed on the surface of the vehicle body, preventing rainwater from entering the inside of the vehicle body through the bottom of the bottom shell 1.

[0026] In addition, the sealing gasket 4 is covered on the surface of the antenna body 11 and located above the top shell 2, the protruding ring 5 is fixedly connected with the sealing gasket 4 and located above the sealing gasket 4, the nut 6 is threadedly connected with the antenna body 11 and located above the sealing end, the lower end of the nut 6 is clamped with the protruding ring 5, after the top shell 2 is installed, the sealing is installed on the surface of the top shell 2, the nut 6 is rotated to the surface of the antenna body 11, the antenna body 11 is fixed, at the same time, the nut 6 is pressed on the surface of the sealing gasket 4, the protruding block is clamped in the inside of the nut 6, thereby improving the sealing effect.

[0027] In use of the utility model, when installing, the threaded column 7 is passed through the bottom shell 1, the threaded column 7 is rotated to the inside of the installation hole of the automobile, the mounting plate 13 is rotated, and the mounting plate 13 presses the bottom shell 1, the bottom shell 1 is pressed on the automobile, the antenna body 11 is passed through the top plate 10 and the top shell 2, the other end of the antenna body 11 is installed in the fixed shell 9, the top plate 10 is fixed on the top of the fixed shell 9, the antenna body 11 is fixed, the top shell 2 is installed on the top of the bottom shell 1, the position of the bottom shell 1 is fixed, the spring 16 pushes the sliding block 15, the sliding block 15 moves along the round rod 14, four rotating rods 17 push the fixed shell 9, the antenna body 11 is extended to the outside of the top shell 2, the sealing gasket 4 is installed on the surface of the top shell 2, the nut 6 is rotated to the surface of the antenna body 11, the antenna body 11 is fixed, and the nut 6 is pressed on the surface of the sealing gasket 4, the convex block is clamped in the inside of the nut 6, and the sealing effect is improved.

[0028] The above disclosure is only one or more preferred embodiments of the application, which cannot limit the scope of the application. Those skilled in the art can understand that the implementation of all or part of the above embodiments is still within the scope of the application.

Claims

1. A vehicle antenna, comprising a bottom shell and a top shell, wherein the top shell is threadedly connected with the bottom shell and is located above the bottom shell, characterized in that, further comprising a mounting mechanism, wherein the mounting mechanism comprises a threaded column, four sliding assemblies, a fixed shell, a top plate, an antenna body and a mounting plate, the mounting plate is arranged inside the bottom shell, one end of the threaded column is fixedly connected with the mounting plate, the other end of the threaded column penetrates through the bottom shell, the fixed shell is arranged above the mounting plate, four sliding assemblies are arranged below the fixed shell, one end of the antenna body is arranged inside the fixed shell, the other end of the antenna body penetrates through the top plate and the top shell, the top plate is threadedly connected with the fixed shell and is located above the fixed shell.

2. The vehicle antenna according to claim 1, characterized in that, each sliding assembly comprises a round rod, a sliding block, a spring and a rotating rod, the surface of the mounting plate is provided with four sliding grooves, the round rod is fixedly connected with the mounting plate and is located inside the sliding groove, the sliding block is slidingly connected with the round rod and is wrapped inside the round rod, one end of the rotating rod is rotatably connected with the sliding block, the other end of the rotating rod is rotatably connected with the fixed shell, and the spring is wrapped on the surface of the round rod and is located on one side of the sliding block.

3. The vehicle antenna according to claim 2, characterized in that, the mounting mechanism further comprises a limiting block, the limiting block is fixedly connected with the antenna body and is located below the antenna body, and the lower end of the fixed shell is provided with an opening.

4. The vehicle antenna according to claim 3, characterized in that, the vehicle antenna further comprises a sealing ring, the sealing ring is fixedly connected with the bottom shell and is located below the bottom shell.

5. The vehicle antenna according to claim 4, characterized in that, the vehicle antenna further comprises a sealing gasket, a protruding ring and a nut, the sealing gasket is wrapped on the surface of the antenna body and is located above the top shell, the protruding ring is fixedly connected with the sealing gasket and is located above the sealing gasket, the nut is threadedly connected with the antenna body and is located above the sealing end, and the lower end of the nut is clamped with the protruding ring.

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