CN213584174U

CN213584174U - Television antenna

Info

Publication number: CN213584174U
Application number: CN202022871898.3U
Authority: CN
Inventors: 吴芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-06-29
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to a television antenna, including shell, first antenna receiving board, second antenna receiving board and PCB circuit board, the one end of PCB circuit board links to each other with first antenna receiving board, and the other end of PCB circuit board links to each other with second antenna receiving board, and first antenna receiving board, PCB circuit board and second antenna receiving board follow sharp holding in proper order in the shell, and first antenna receiving board and second antenna receiving board draw forth the wire respectively outside to the shell. The television antenna of the scheme realizes the connection of the first antenna receiving plate and the second antenna receiving plate through the PCB, the first antenna receiving plate and the second antenna receiving plate are arranged in parallel along a straight line, the transverse width of the antenna can be reduced, the structure of the antenna is simplified, and meanwhile, the separation distance between the first antenna receiving plate and the second antenna receiving plate becomes far, so that the multi-frequency signal can be better received, and the signal receiving quality is improved.

Description

Television antenna

Technical Field

The utility model belongs to the technical field of television antenna, especially, relate to television antenna.

Background

The TV antenna is formed by printing a conductive circuit on a PC board and connecting the PC board with an antenna interface of a TV set through a cable. The television program can be watched after the installation is simple. Can be pasted on walls or window glass, and has the advantages of weather resistance and lightning protection.

At present, most of television antennas have complex structures, large volumes, low receiving sensitivity and low signal quality and signal intensity, so the effect of the antennas far cannot reach the effect of outdoor antennas.

SUMMERY OF THE UTILITY MODEL

The utility model provides a television antenna for solve the complicated technical problem of television antenna structure among the prior art.

The utility model discloses a television antenna, including shell, first antenna receiving board, second antenna receiving board and PCB circuit board, the one end of PCB circuit board with first antenna receiving board links to each other, the other end of PCB circuit board with second antenna receiving board links to each other, first antenna receiving board, PCB circuit board and second antenna receiving board follow sharp holding in proper order in the shell, first antenna receiving board and the wire is drawn forth respectively to the second antenna receiving board extremely outside the shell.

Preferably, the television antenna further comprises signal enhancement metal wires, one ends of the two signal enhancement metal wires are electrically connected with the first antenna receiving plate and the second antenna receiving plate respectively, and the other ends of the two signal enhancement metal wires extend into the shell and are not electrically connected with any conductor.

Preferably, the shell includes upper housing and lower casing, upper housing with the lower casing encloses to establish and forms the space that holds first antenna dash receiver, second antenna dash receiver and PCB circuit board, the internal surface of lower casing is equipped with and is used for fixing first antenna dash receiver and the screens of second antenna dash receiver.

Preferably, the upper shell and the lower shell are connected in a sealing mode.

Preferably, the outer surface of the lower shell is provided with a suspension ear seat for fixing the television antenna, and the suspension ear seat is provided with a plurality of mounting hole positions.

Preferably, the inner surface of the lower shell is further provided with an ear seat blocking piece for sealing and hanging the ear seat, and the ear seat blocking piece is connected between the hanging ear seat and the lower shell in a sealing manner.

Preferably, the television antenna further comprises a coaxial cable, an amplifier, a power supply line and a signal output line, the first antenna receiving board and the second antenna receiving board respectively lead out wires to join the coaxial cable, one end of the amplifier is electrically connected with the coaxial cable, and the other end of the amplifier is electrically connected with the power supply line and the signal output line respectively.

Preferably, a first metal hollow frame is arranged on the surface of the first antenna receiving plate, and a first protrusion is arranged at the edge of the first antenna receiving plate.

Preferably, a second metal hollow frame is arranged on the surface of the second antenna receiving plate, and a second protrusion is arranged at the edge of the second antenna receiving plate.

From the aforesaid the embodiment of the utility model provides a can know, the TV antenna of this scheme passes through the PCB circuit board and realizes being connected of first antenna receiving board and second antenna receiving board, and first antenna receiving board, second antenna receiving board are arranged side by side along the straight line, both can reduce the transverse width of this antenna, simplify the structure of antenna, and first antenna receiving board becomes distant with second antenna receiving board separation distance simultaneously and can better realize the receipt of multifrequency signal, improves signal reception quality.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a television antenna of the present invention;

fig. 2 is a schematic view of the exploded structure of the tv antenna of the present invention.

Description of the main element symbols:

10. a housing; 20. a first antenna receiving board; 30. a second antenna receiving plate; 40. a PCB circuit board; 11. an upper housing; 12. a lower housing; 101. a suspension ear mount; 102. a stop piece of the ear seat; 21. a first metal hollow frame; 22. a first protrusion; 31. a second metal hollow frame; 32. a second protrusion.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model discloses a television antenna, including shell 10, first antenna receiving board 20, second antenna receiving board 30 and PCB circuit board 40, PCB circuit board 40's one end links to each other with first antenna receiving board 20, PCB circuit board 40's the other end links to each other with second antenna receiving board 30, first antenna receiving board 20, PCB circuit board 40 and second antenna receiving board 30 follow the straight line holding in proper order in shell 10, first antenna receiving board 20 and second antenna receiving board 30 draw forth the wire respectively outside shell 10.

Compared with the prior art, the television antenna of the scheme has the advantages that the first antenna receiving board 20 is connected with the second antenna receiving board 30 through the PCB 40, the first antenna receiving board 20 and the second antenna receiving board 30 are arranged in parallel along a straight line, the transverse width of the antenna can be reduced, the structure of the antenna is simplified, meanwhile, the separation distance between the first antenna receiving board 20 and the second antenna receiving board 30 is increased, multi-frequency signals can be better received, and the signal receiving quality is improved.

In this embodiment, the tv antenna further includes signal enhancement metal wires (not shown), one end of each of the two signal enhancement metal wires is electrically connected to the first antenna receiving board 20 and the second antenna receiving board 30, and the other end of each of the two signal enhancement metal wires extends inside the housing 10 and is not electrically connected to any conductor. The reinforcing metal wire is a soft metal wire, and is fixed on the lower shell 12 through a clamping groove on the lower shell 12, one end of the reinforcing metal wire is electrically connected with the first antenna receiving plate 20 or the second antenna receiving plate 30, and the other end of the reinforcing metal wire extends out, so that the metal surface area of the antenna plate for receiving signals can be increased, and the intensity of the received signals can be increased.

In the present embodiment, the housing 10 includes an upper case 11 and a lower case 12, the upper case 11 and the lower case 12 enclose a space for accommodating the first antenna receiving board 20, the second antenna receiving board 30 and the PCB 40, and the inner surface of the lower case 12 is provided with a detent for fixing the first antenna receiving board 20 and the second antenna receiving board 30. In the scheme, the first antenna receiving board 20 and the PCB circuit board 40 and the second antenna receiving board 30 and the PCB circuit board 40 are electrically connected through the metal sleeve holes respectively, the connection mode is stable, the deviation between the first antenna receiving board 20 and the second antenna receiving board 30 is avoided, and the connection between the first antenna receiving board 20 and the second antenna receiving board 30 can be further stabilized through the clamping position.

In the present embodiment, the upper housing 11 and the lower housing 12 are hermetically connected. The upper shell 11 and the lower shell 12 are plastic shells, and are subjected to hot-press sealing after installation, so that the use of screws can be reduced, the appearance design effect is simplified, and meanwhile, the waterproof effect can be achieved.

In this embodiment, a hanging ear seat 101 for fixing the tv antenna is disposed on the outer surface of the lower housing 12, and a plurality of mounting holes are disposed on the hanging ear seat 101. A plurality of ear holes for conveniently placing fixing screws are arranged in the hanging ear seat 101, so that the antenna can be conveniently hung and taken down.

It should be noted that the top surface and the bottom surface of the antenna can be stably fixed after the upper housing 11 and the lower housing 12 are spliced, so that the antenna can be vertically placed on a stable table top directly through the top surface or the bottom surface without hanging the ear base 101.

In this embodiment, the inner surface of the lower shell 12 is further provided with a ear seat blocking piece 102 for sealing the suspension ear seat 101, and the ear seat blocking piece 102 is hermetically connected between the suspension ear seat 101 and the lower shell 12. The ear seat blocking piece 102 of the present scheme can play a role in isolating the hanging ear seat 101 from the inner surface of the lower shell 12, and further improve the waterproof sealing performance of the inner surface of the shell 10.

In this embodiment, the tv antenna further includes a coaxial cable (not shown), an amplifier (not shown), a power supply line (not shown), and a signal output line (not shown), wherein the leads respectively led out from the first antenna receiving board 20 and the second antenna receiving board 30 are merged into the coaxial cable, one end of the amplifier is electrically connected to the coaxial cable, and the other end of the amplifier is electrically connected to the power supply line and the signal output line. The power supply line leads out a USB charging head, the signal output line leads out a signal output head, and the amplifier can realize the amplification of the antenna receiving signal.

In this embodiment, a first metal hollow frame 21 is disposed on a surface of the first antenna receiving board 20, and a first protrusion 22 is disposed at an edge of the first antenna receiving board 20. A second metal hollow frame 31 is disposed on the surface of the second antenna receiving board 30, and a second protrusion 32 is disposed at the edge of the second antenna receiving board 30. The first antenna receiving board 20 in combination with the second antenna receiving board 30 can receive signal frequencies of 46-880 MHZ.

In the present embodiment, the first antenna receiving board 20 and the second antenna receiving board 30 receive different signal frequencies, and the structures of the first antenna receiving board 20 and the second antenna receiving board 30 may be further changed according to different signal receiving requirements.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.

Claims

1. A television antenna is characterized by comprising a shell, a first antenna receiving plate, a second antenna receiving plate and a PCB circuit board, wherein one end of the PCB circuit board is connected with the first antenna receiving plate, the other end of the PCB circuit board is connected with the second antenna receiving plate, the first antenna receiving plate, the PCB circuit board and the second antenna receiving plate are sequentially accommodated in the shell along a straight line, and wires are respectively led out of the first antenna receiving plate and the second antenna receiving plate and then led out of the shell.

2. The television antenna of claim 1, further comprising signal enhancement wires, one end of each of the two signal enhancement wires being electrically connected to the first antenna receiving plate and the second antenna receiving plate, respectively, and the other end of each of the two signal enhancement wires extending within the housing and not being electrically connected to any electrical conductor.

3. The television antenna according to claim 1, wherein the housing comprises an upper case and a lower case, the upper case and the lower case enclose a space for accommodating the first antenna receiving board, the second antenna receiving board and the PCB, and the inner surface of the lower case is provided with a detent for fixing the first antenna receiving board and the second antenna receiving board.

4. The television antenna of claim 3, wherein the upper housing and the lower housing are sealingly connected.

5. The television antenna according to claim 3, wherein the outer surface of the lower housing is provided with a suspension ear seat for fixing the television antenna, and the suspension ear seat is provided with a plurality of mounting holes.

6. The TV antenna according to claim 5, wherein the inner surface of the lower housing is further provided with an ear seat blocking piece for sealing the suspension ear seat, and the ear seat blocking piece is connected between the suspension ear seat and the lower housing in a sealing manner.

7. The tv antenna according to claim 1, further comprising a coaxial cable line, an amplifier, a power supply line, and a signal output line, wherein the leads from the first antenna receiving board and the second antenna receiving board are respectively merged with the coaxial cable line, one end of the amplifier is electrically connected to the coaxial cable line, and the other end of the amplifier is electrically connected to the power supply line and the signal output line.

8. The television antenna according to claim 1, wherein a first metal hollow frame is disposed on the surface of the first antenna receiving plate, and a first protrusion is disposed on an edge of the first antenna receiving plate.

9. The television antenna according to claim 1, wherein a second metal hollow frame is disposed on a surface of the second antenna receiving plate, and a second protrusion is disposed on an edge of the second antenna receiving plate.