Television antenna

Abstract

The utility model discloses a television antenna, which comprises a sealing box body, a signal receiving circuit board is arranged in the sealing box body, a signal output head is arranged on the signal receiving circuit board and extends to the outer side of the sealing box body, a pair of antenna main bodies is symmetrically distributed at two ends of the sealing box body, and the antenna main bodies are arranged on the sealing box body. One end of each antenna main body extends into the sealing box body and is fixedly connected with the sealing box body through screws, the sealing box body with a waterproof function is designed, the signal receiving circuit board is located in the sealing box body, and the waterproof rubber sleeves and the waterproof rubber sleeves made of rubber are designed at the positions, extending into the sealing box body, of the antenna main bodies, so that the gaps are sealed; a good protection effect is achieved, the signal receiving circuit board is prevented from being affected with damp and damaged, and the antenna can be kept stable for a long time when used outdoors; according to the utility model, the mounting clamping seat with the mounting screw rod is designed for mounting, so that the mounting seat can be conveniently mounted on an outdoor bracket.

Description

TECHNICAL FIELD

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

[0002] The existing television antenna has various shapes, such as Yagi antenna, T-shaped antenna, ring-shaped antenna and the like, and has different functions.However, the existing television antenna has large volume and complex structure, occupies a large space, is placed outdoors for a long time, and is prone to aging after being used for a long time, which greatly affects the viewing effect, and therefore the utility model provides a television antenna. UTILITY MODEL CONTENT

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

[0004] To achieve the above object, the utility model provides the following technical scheme: a television antenna, including sealed box body, the inside installation of signal receiving circuit board of sealed box body is provided with signal output head on signal receiving circuit board, and signal output head extends to the outside of sealed box body, one pair of antenna main body is distributed to the both ends of sealed box body symmetrically, and the end of each antenna main body extends to the inside of sealed box body, and is fixedly connected through screw, and the end edge of antenna main body is connected with signal receiving circuit board, waterproof rubber sleeve for closing gap is arranged at the position of the penetration of sealed box body of antenna main body, and the other end of antenna main body is connected with the side corresponding to sealed box body through positioning fastening structure, and the outside of sealed box body is provided with positioning mounting piece for installation.

[0005] Preferably, the positioning fastening structure includes an extension installation groove opened on the outer surface of the sealed box body, the other end of the antenna main body extends into the corresponding extension installation groove, and is fastened to the sealed box body by screws.

[0006] Preferably, the positioning mounting piece includes a mounting clasp fixedly arranged on the outer surface of the sealed box body, and a mounting screw rod fixed at one end of the mounting clasp.

[0007] Preferably, the pair of antenna main bodies are arranged in an "8" shape, and the two ends of the antenna main body are provided with fixing holes for screw penetration.

[0008] Preferably, the sealed box body is composed of two half-boxes, the edges of the two half-boxes are spliced by clamping, and the two half-boxes are fastened and closed by bolts.

[0009] Preferably, a sealing ring for sealing the gap between the signal output head and the sealed box body is further arranged.

[0010] Compared with the prior art, the utility model discloses the beneficial effect is: the utility model discloses the sealed box body with waterproof function, signal receiving circuit board is located in sealed box body, and the waterproof rubber sleeve is designed at the position where the antenna main part extends and is located in sealed box body, and the waterproof rubber sleeve of rubber material closes the gap, and good protection effect is played, avoids the situation that signal receiving circuit board is damped and damaged, makes the antenna in the long -term stability that can keep of outdoor use, the utility model discloses the mounting of installing the mounting screw's mounting card seat for, is installed on the support of outdoor convenient. BRIEF DESCRIPTION OF DRAWINGS

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

[0012] Fig. 2 It is the back three -dimensional structure schematic diagram of the utility model;

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

[0014] In the drawing: 1, sealed box body;2, antenna main part;3, extension installation groove;4, mounting card seat;5, mounting screw;6, signal output head;7, signal receiving circuit board;8, waterproof rubber sleeve. DETAILED DESCRIPTION

[0015] 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, and 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 protection scope of the utility model.

[0016] Embodiment 1

[0017] Please refer to Figs. 1 to 3The utility model discloses a first embodiment, this embodiment provides a kind of technical scheme: a kind of TV antenna, including sealed box body 1, signal receiving circuit board 7 is installed in the inside of sealed box body 1, signal output head 6 is provided on signal receiving circuit board 7, and signal output head 6 extends and is placed the outside of sealed box body 1, a pair of antenna main body 2 is symmetrically distributed in the both ends of sealed box body 1, and the end of each antenna main body 2 extends and is placed in sealed box body 1, is fixedly connected by screw, and the end part edge of antenna main body 2 is connected with signal receiving circuit board 7, waterproof rubber sleeve 8 for closing gap is provided at the position where antenna main body 2 penetrates sealed box body 1, and the other end of antenna main body 2 is connected with the side corresponding to sealed box body 1 by positioning fastening structure, and the outside of sealed box body 1 is provided with positioning mounting piece for installation. In the embodiment, preferably, positioning fastening structure includes the extension installation slot 3 of being opened in the outer surface of sealed box body 1, the other end of antenna main body 2 extends into corresponding extension installation slot 3, and is fastened with sealed box body 1 by screw. In the embodiment, preferably, positioning mounting piece includes mounting clamping seat 4 fixedly arranged on the outer surface of sealed box body 1, and mounting screw 5 is fixed on mounting clamping seat 4, and it is convenient to carry out outdoor installation. In the embodiment, preferably, a pair of antenna main body 2 is distributed as "8" type, and both ends of antenna main body 2 are provided with fixed hole for screw penetration, to facilitate installation and fixation. In the embodiment, preferably, sealed box body 1 is composed of two half-boxes, and the edge of two half-boxes is spliced by clamping, and two half-boxes are fastened and closed by bolt, to realize flexible disassembly and assembly. In the embodiment, preferably, sealing ring for sealing gap is further provided between signal output head 6 and sealed box body 1, to play the effect of sealing, avoid internal damp.

[0018] 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 television aerial comprising a sealed box (1) characterised in that: A signal receiving circuit board (7) is installed inside the sealed box body (1), a signal output head (6) is provided on the signal receiving circuit board (7), and the signal output head (6) is extended to the outside of the sealed box body (1), a pair of antenna bodies (2) are symmetrically distributed at both ends of the sealed box body (1), one end of each antenna body (2) extends into the sealed box body (1), fixedly connected by screws, and the end edge of the antenna body (2) is connected to the signal receiving circuit board (7), a waterproof rubber sleeve (8) for sealing the gap is provided at the position where the antenna body (2) passes through the sealed box body (1), the other end of the antenna body (2) is connected to the corresponding side of the sealed box body (1) through a positioning and fastening structure, and a positioning mounting piece for installation is provided on the outside of the sealed box body (1).

2. A television antenna according to claim 1, wherein: The positioning and fastening structure comprises an extension mounting groove (3) provided on the outer surface of the sealing box body (1); the other end of the antenna body (2) extends into the corresponding extension mounting groove (3) and is fastened to the sealing box body (1) by screws.

3. A television antenna according to claim 1, wherein: The positioning mounting member comprises a mounting base (4) fixedly arranged on the outer surface of the sealing box body (1), and a mounting screw (5) with one end fixed on the mounting base (4).

4. A television antenna according to claim 1, wherein: A pair of antenna bodies (2) are distributed in an "8" shape, and both ends of the antenna body (2) are provided with fixing holes for screws to pass through.

5. The television antenna of claim 1 wherein: The sealing box body (1) is composed of two half box bodies, the edges of the two half box bodies are spliced ​​by snapping, and the two half box bodies are fastened closed by bolts.

6. A television antenna according to claim 1, wherein: A sealing ring for sealing the gap is provided between the signal output head (6) and the sealing box body (1).

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