Automobile antenna

Abstract

The utility model discloses an automobile antenna comprising a support rod, the bottom of the support rod is provided with a mounting seat, the bottom of the mounting seat is provided with a magnetic attraction member which can be attracted on a metal roof, the top of the support rod is provided with a main housing, and a plurality of antenna main bodies are circumferentially distributed in the main housing. A signal receiving plate is fixedly arranged in the center of the main shell, one end of the antenna body is connected with the signal receiving plate, and signal amplifiers are further arranged in the main shell and the auxiliary shell. Aiming at the situation that the car roof is not made of metal, the silica gel suction cup with the magnet can be detached and directly fixed to the non-metal car roof through the mounting base, and mounting has multiple selections; according to the utility model, a plurality of antenna main bodies are designed, and received antenna signals are amplified by the signal amplifier and then output, so that the signals are more stable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of antenna, concretely relates to a car antenna. BACKGROUND

[0002] The antenna is the device that intercepts the high frequency wave transmitted by the transmitting station and transmits to the receiver of radio, vehicle telephone or radio navigation equipment to demodulate the carrier wave; the current house car is equipped with the antenna, but the existing antenna is fixedly installed on the metal roof through the screw, and the installation is more cumbersome, the selectivity of installation is single, and the single antenna can affect the receiving effect of the signal, therefore, the utility model provides a car antenna. UTILITARY MODEL CONTENT

[0003] The utility model aims at providing a car antenna to solve the problems in the background art.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a car antenna, including support rod, the bottom of support rod is installed with mounting seat, the bottom of mounting seat is installed with the magnetic attraction piece that can be adsorbed on the metal roof, the top of support rod is provided with main casing, the inside of main casing is circularly distributed with a plurality of antenna main bodies, the center of main casing is fixedly provided with signal receiving plate, one end of antenna main body is connected with signal receiving plate, signal amplifier is still provided in main casing, signal amplifier is electrically connected with signal receiving plate, output line is connected on signal amplifier, output line extends to the outside from the side of support rod.

[0005] Preferably, the main casing includes a bottom shell and a top cover, the bottom shell is installed at the top end of the support rod, the top cover is located at the top of the bottom shell, and the edge of the top cover is clamped and closed with the edge of the bottom shell.

[0006] Preferably, the magnetic attraction piece includes a silica gel suction cup fixed on the bottom of the mounting seat by a screw, and a magnetic attraction block fixedly installed on the inner side of the silica gel suction cup.

[0007] Preferably, the inner side surface of the top cover is provided with a plurality of clamping seats for clamping and placing the antenna main body, and the clamping seat and the top cover are of an integrated structure.

[0008] Preferably, the bottom shell and the support rod can be connected by clamping or threaded connection.

[0009] Preferably, the support rod and the mounting seat can be connected by clamping or threaded connection.

[0010] Compared with the prior art, the utility model discloses the beneficial effect is: the utility model discloses can through the antenna of the silicon gel suction cup of magnetic attraction installation in the metal roof, make the installation more convenient and fast, for the roof is not metal, also can dismantle the silicon gel suction cup of magnetic attraction, through the mounting seat direct fixed on the roof of non -metal, installation has multiple selectivity, the utility model discloses the design of multiple antenna main part, after the antenna signal received is amplified through signal amplifier and then exports, make the signal more stable. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the antenna three -dimensional structure schematic diagram of the utility model;

[0012] Fig. 2 It is the sectional structure schematic diagram of the utility model;

[0013] Fig. 3 It is the internal structure schematic diagram of the utility model;

[0014] Fig. 4 It is the partial explosion structure schematic diagram of the utility model;

[0015] In the drawing: 1, silicon gel suction cup;2, mounting seat;3, support rod;4, top cover;5, bottom shell;6, signal receiving board;7, antenna main part;8, signal amplifier;9, output line;10, magnetic attraction piece. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the scope of the utility model.

[0017] Embodiment 1

[0018] Please refer to Figs. 1 to 4For the first embodiment of the utility model, the embodiment provides a technical scheme: an automobile antenna, including support rod 3, the bottom of support rod 3 is installed with mounting seat 2, the bottom of mounting seat 2 is installed with the magnetic attraction piece that can be adsorbed in metal roof, the top of support rod 3 is provided with main casing, the inside of main casing is circumferentially distributed with multiple antenna main bodies 7, the center of main casing is fixedly provided with signal receiving plate 6, one end of antenna main body 7 is connected with signal receiving plate 6, signal amplifier 8 is also arranged in main guest, signal amplifier 8 is electrically connected with signal receiving plate 6, output line 9 is connected on signal amplifier 8, output line 9 extends to outside from the side of support rod 3.In the embodiment, preferably, main casing includes bottom shell 5 and top cover 4, bottom shell 5 is installed at the top end of support rod 3, top cover 4 is located at the top of bottom shell 5, and the edge of top cover 4 is engaged closed with the edge of bottom shell 5, in order to play the protection inside structure.In the embodiment, preferably, the magnetic attraction piece includes silica gel suction cup 1 fixed on the bottom of mounting seat 2 by screw and magnetic attraction block 10 fixedly installed in the inner side of silica gel suction cup 1, can adsorb the whole antenna on metal roof, and installation is quick.In the embodiment, preferably, the inner side surface of top cover 4 is provided with multiple clamping seats for clamping and placing antenna main body 7, can guarantee the stability of antenna main body 7 installation, and the clamping seat and top cover 4 are integrated structure, facilitate production and processing.In the embodiment, preferably, bottom shell 5 and support rod 3 can be connected by clamping or by screwing, in order to realize the quick disassembly and assembly.In the embodiment, preferably, support rod 3 and mounting seat 2 can be connected by clamping or by screwing, in order to facilitate quick assembly.

[0019] Although the embodiments of the utility model have been shown and described (see the above detailed description), it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A car antenna comprising a support rod (3) having a mounting seat (2) at the bottom thereof, characterized in that: The bottom of the mounting base (2) is provided with a magnetic suction piece capable of being adsorbed on a metal roof, and the top of the supporting rod (3) is provided with a main shell, the inside of the main shell is circumferentially provided with a plurality of antenna main bodies (7), the center of the main shell is fixedly provided with a signal receiving plate (6), one end of the antenna main body (7) is connected with the signal receiving plate (6), the main shell is further provided with a signal amplifier (8), the signal amplifier (8) is electrically connected with the signal receiving plate (6), and the signal amplifier (8) is connected with an output line (9), and the output line (9) extends from the side of the supporting rod (3) to the outside.

2. An antenna according to claim 1, wherein: The main shell comprises a bottom shell (5) and a top cover (4), the bottom shell (5) is installed at the top end of the supporting rod (3), the top cover (4) is located at the top of the bottom shell (5), and the edge of the top cover (4) is clamped and closed with the edge of the bottom shell (5).

3. The antenna of claim 1 wherein: The magnetic suction piece comprises a silica gel suction disc (1) fixed on the bottom of the mounting base (2) by a screw, and a magnetic suction block (10) fixedly installed on the inner side of the silica gel suction disc (1).

4. The antenna of claim 2 wherein: The inner side surface of the top cover (4) is provided with a plurality of clamping seats for clamping and placing the antenna main body (7), and the clamping seat and the top cover (4) are in an integrated structure.

5. The antenna of claim 2 wherein: The bottom shell (5) and the supporting rod (3) can be connected by clamping or by screwing.

6. The antenna of claim 2 wherein: The supporting rod (3) and the mounting base (2) can be connected by clamping or by screwing.

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