High-gain omnibearing television antenna

Abstract

The utility model relates to the technical field of signal receiving equipment, in particular to a high-gain omni-directional television antenna, which comprises a front shell, an antenna mechanism, a rear shell and a supporting sheet, the opening end of the front shell and the opening end of the rear shell are welded and matched to form a shell, the inner wall of the shell is connected with the antenna mechanism, the inner wall of the shell is rotatably connected with two rotating shafts, and the rotating shafts are connected with the supporting sheet. The bottom of the rotating shaft is connected with the top end of the supporting piece, the supporting piece is in sliding fit with the through groove in the side wall of the shell, the bottom end of the supporting piece is far away from the side wall of the shell, the rotating shaft is rotationally connected with the inner wall of the shell, the bottom of the rotating shaft is connected with the supporting piece, the angle adjusting capacity of the device is greatly improved, and a user can conveniently obtain signals with better effects.

Description

TECHNICAL FIELD

[0001] The utility model relates to signal receiving equipment technical field, especially a kind of high gain all-around television antenna. BACKGROUND

[0002] The working of television antenna is based on electromagnetic induction principle. Television station modulates image, sound and other information to high-frequency electromagnetic wave, and radiates these electromagnetic waves to surrounding space through transmitting tower. When television antenna is in the coverage range of this electromagnetic wave, the conductor in antenna will cut the magnetic line of electromagnetic wave, thereby generating induced current in the conductor, and this induced current is the electric signal containing television signal information. Then, antenna transmits this electric signal to television set, and television set processes the electric signal by demodulation, decoding and other processes, and finally presents image and sound. It can convert electromagnetic wave in space into electric signal, and transmit to television set, so that we can watch colorful television programs.

[0003] However, the prior art still has deficiencies, for example, a CATV cable television and wireless television dual-purpose antenna device with publication number CN201868557U. A tubular metal conductor is cut according to the designed length, and is wound into two loops to form a two-loop ring-shaped active oscillator. The feed points at both ends of the two-loop ring-shaped active oscillator and the midpoint of the two-loop ring-shaped active oscillator are clamped, and then screw fixing holes are drilled by a drill bit, and the feed points of the two-loop ring-shaped active oscillator and the midpoint of the ring-shaped active oscillator are fixed on the insulating junction box by screws. The insulating fixing clamp is symmetrically installed on the two-loop ring-shaped active oscillator by screws, so that the two loops of the two-loop ring-shaped active oscillator are spaced apart by a certain distance and are parallel to each other. When the signal around the device is not strong, the device cannot be adjusted in direction according to the actual situation to enhance the signal receiving capability. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a high gain all-around television antenna to solve the problem in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high gain all-around television antenna, comprising: a front shell, an antenna mechanism, a rear shell and a support piece. The open end of the front shell is fusion bonded with the open end of the rear shell to form an outer shell. The antenna mechanism is connected to the inner wall of the outer shell. Two rotating shafts are rotatably connected to the inner wall of the outer shell. The bottom of the rotating shaft is connected to the top end of the support piece. The support piece is slidingly connected to the through slot of the side wall of the outer shell. The bottom end of the support piece is away from the side wall of the outer shell.

[0006] Preferably, the top of the rotating shaft is connected to an arc-shaped tooth, and the tooth groove of the arc-shaped tooth is connected to a positioning rod.

[0007] Preferably, the positioning rod is connected to the inner wall of the outer shell through a connecting piece.

[0008] Preferably, the antenna mechanism comprises: a PCB plate, an edge of the PCB plate is welded with a C-shaped fixing groove of an end face of the vibrator sheet, and an end face of the PCB plate is welded with a bottom end of the second vibrator sheet.

[0009] Preferably, two side top portions of the other end face of the PCB plate are welded with the third vibrator sheet and the fourth vibrator sheet respectively.

[0010] Preferably, a plurality of mounting holes are formed in the second vibrator sheet, and the mounting holes are insertedly connected with fixing columns on an inner wall of the shell.

[0011] Preferably, a plurality of second mounting holes are formed in the vibrator sheet, and the second mounting holes are insertedly connected with second fixing columns on the inner wall of the shell.

[0012] Preferably, an end portion of a cable is welded on the end face of the PCB plate, and the other end of the cable is arranged outside a side wall of the shell.

[0013] Preferably, an end face of a fixing base is bonded to the other end face of the PCB plate, an installation groove is formed in the other end face of the fixing base, and the installation groove is clampedly connected with one end of a glass eye.

[0014] Preferably, the glass eye is insertedly connected with a third mounting hole, one end of the third mounting hole is formed in the other inner wall of the shell, and the other end of the third mounting hole is formed in the end face of the front shell away from the PCB plate.

[0015] The beneficial effects of the utility model are as follows:

[0016] 1. The inner wall of the shell is rotatably connected with the rotating shaft, the bottom of the rotating shaft is connected with the supporting sheet, and the angle adjusting capacity of the device is greatly improved, so that the user can obtain a better signal.

[0017] 2. Since the supporting sheet is rotatably connected with the inner wall of the shell through the rotating shaft, the supporting sheet can be reset after the use of the device is completed, thereby saving the space occupied by the device during movement and preventing the supporting sheet from falling off and affecting the position adjustment of the device. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the main structure of the utility model;

[0019] Figure 2 It is an exploded view of the main structure of the utility model;

[0020] Figure 3 It is a schematic view of the connection relationship between the positioning rod and the connecting sheet of the utility model;

[0021] Figure 4 It is a schematic view of the relative position relationship between the cable and the cooling pipe of the utility model;

[0022] Figure 5 It is the cooling pipe section view of the utility model;

[0023] Figure 6 It is the air hole and ash pipe relative position relation schematic view of the utility model.

[0024] In the figure: PCB board 1, vibrator sheet 2, vibrator sheet 2, glass eye 4, fixed seat 5, front shell 6, vibrator sheet 3, vibrator sheet 4, cable 9, rear shell 10, support sheet 11, rotating shaft 12, arc tooth 13, positioning rod 14, connecting sheet 15, screw rod 16, motor 17, guide rod 18, screw block 19, sliding block 20, rotating shaft 2 21, cleaning plate 22, torsional spring 23, protruding block 24, round corner 25. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] In the description of the utility model, it is necessary to explain that, unless there is explicit provision and limitation, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0027] Embodiment one: reference Figures 1-6 A kind of high gain all-around television antenna, including: front shell 6, antenna mechanism, rear shell 10, support sheet 11, the opening end of the front shell 6 and the opening end of the rear shell 10 are fusion jointed and matched to form shell, antenna mechanism is connected in the inner wall of shell, two rotating shafts 12 are rotationally connected in the inner wall of shell, the bottom of rotating shaft 12 is connected with the top end of support sheet 11, support sheet 11 is slidably matched with the through slot of shell side wall, and the bottom end of support sheet 11 is set away from the side wall of shell.

[0028] The principle and beneficial effects of the above scheme are:

[0029] The device is first connected with the inner wall of the shell during manufacturing, then the open end of the front shell 6 is aligned with the open end of the rear shell 10, and the front shell 6 and the rear shell 10 are welded together by ultrasonic welding machine, when the antenna is used, the whole device is rotated with the bottom end of the support sheet 11 as the center, then the included angle between the shell and the support sheet 11 is adjusted, the change of the included angle between the shell and the support sheet 11 makes the rotation of the shaft 12 and the inner wall of the shell in the same direction or in the opposite direction, further makes the bottom of the support sheet 11 close to or away from the shell, further realizes the adjustment of the position of the antenna mechanism in the shell, so that the user can obtain better signal, by setting the rotation connection between the shaft 12 and the inner wall of the shell, the bottom of the shaft 12 is connected with the support sheet 11, which greatly improves the angle adjustment ability of the device, so that the user can obtain better signal.

[0030] At the same time, since the support sheet 11 is rotationally connected with the inner wall of the shell through the shaft 12, after the device is finished using, the support sheet 11 can be reset, that is, the space occupied by the device during movement is saved, and the support sheet 11 is prevented from falling off to affect the position adjustment of the device next time.

[0031] Embodiment two: refer to Figures 1-6 The top of the shaft 12 is connected with an arc-shaped tooth 13, and the tooth groove of the arc-shaped tooth 13 is in clamping connection with the positioning rod 14.

[0032] The positioning rod 14 is connected with the inner wall of the shell through the connecting sheet 15.

[0033] The principles and beneficial effects of the above scheme are:

[0034] When the support sheet 11 is adjusted in angle, the shaft 12 drives the arc-shaped tooth 13 to rotate forward or reversely, the arc-shaped tooth 13 in rotation is in clamping connection with the positioning rod 14, and the arc-shaped tooth 13 after rotation is in clamping connection with the positioning rod 14 again, the positioning rod 14 is connected with the inner wall of the shell through the connecting sheet 15, which prevents the device from moving after angle adjustment, and improves the stability of the device during use.

[0035] Embodiment three: refer to Figures 1-6 The antenna mechanism comprises a PCB board 1, the edge of the PCB board 1 is in welding connection with the C-shaped fixed groove of the end face of the vibrator sheet 2, and the end face of the PCB board 1 is in welding connection with the bottom end of the vibrator sheet 3.

[0036] The top of the other end face of the PCB board 1 is welded with a vibrator sheet 7 and a vibrator sheet 8 respectively.

[0037] A plurality of mounting holes are formed in the vibrator sheet 3, and the mounting holes are in plug-in connection with the fixed column on the inner wall of the shell.

[0038] The vibrator sheet 2 is provided with a plurality of mounting holes II, which are in plug-in fit with the fixed columns II on the inner wall of the shell.

[0039] The principle and beneficial effects of the above scheme are:

[0040] In the installation of the antenna mechanism, first, the edge of the PCB board 1 is welded with the C-shaped fixed slot on the end surface of the vibrator sheet 2, then the end surface of the PCB board 1 is welded with the bottom end of the vibrator sheet two 3, and finally the vibrator sheet three 7 and the vibrator sheet four 8 are welded on the two sides of the other end surface of the PCB board 1, respectively, and the mounting holes on the vibrator sheet two 3 are in plug-in fit with the fixed columns on the inner wall of the shell, and the mounting holes II on the vibrator sheet 2 are in plug-in fit with the fixed columns II, which greatly improves the stability of the antenna mechanism after installation.

[0041] Example four: refer to Figures 1-6 The end of the cable 9 is welded on the end surface of the PCB board 1, and the other end of the cable 9 is placed outside the side wall of the shell.

[0042] The principle and beneficial effects of the above scheme are:

[0043] The end of the cable 9 is welded on the end surface of the PCB board 1, and the cable 9 is used to provide signal input for the television, and after the welding of the end of the cable 9, the welding of the vibrator sheet two 3, the vibrator sheet three 7 and the vibrator sheet four 8 on the PCB board 1 is completed, which reduces the complexity of the antenna mechanism in manufacturing.

[0044] Example five: refer to Figures 1-6 The other end surface of the fixed seat 5 is provided with a mounting slot, which is in clamping fit with one end of the glass eye 4.

[0045] The principle and beneficial effects of the above scheme are:

[0046] The fixed seat 5 is adhered to the other end surface of the PCB board 1, and the mounting slot on the fixed seat 5 is in clamping fit with one end of the glass eye 4, which increases the stability of the glass eye 4 after installation.

[0047] Example six: refer to Figures 1-6 The glass eye 4 is in plug-in fit with the mounting hole three, one end of which is provided on the other inner wall of the shell, and the other end of which is provided on the end surface of the front shell 6 away from the PCB board 1.

[0048] The principle and beneficial effects of the above scheme are:

[0049] The plug-in fit of the mounting hole three with the glass eye 4 further increases the stability of the glass eye 4 after installation.

[0050] Example seven: refer to Figures 1-6The shell is rotatably connected with a screw rod 16 on one side, the end of the screw rod 16 is connected with the output end of a motor 17, the motor 17 is fixed on the shell, the other side of the shell is connected with a guide rod 18, the screw rod 16 is threadedly connected with a screw block 19, the guide rod 18 is slidably connected with a sliding block 20, the screw block 19 and the guide rod 18 are connected with a cleaning mechanism, and the cleaning mechanism is in frictional fit with the front shell 6.

[0051] The principle and beneficial effects of the above scheme are:

[0052] When the device is used for a period of time, dust accumulation phenomenon will occur, thus leading to a serious decline in the quality of signal reception, at this time, the motor 17 is started, the output end of the motor 17 rotates forward, and the screw rod 16 rotates forward synchronously, under the sliding fit of the sliding block 20 and the sliding block 20, the cleaning mechanism is driven to move, thereby realizing the friction fit of the front shell 6, and further realizing the cleaning of the dust and impurities, and ensuring the normal reception of the device to the signal.

[0053] Embodiment eight: Figures 1-6 The cleaning mechanism comprises: a rotating shaft two 21, one end of the rotating shaft two 21 is rotatably connected to the screw block 19, the other end of the rotating shaft two 21 is rotatably connected to the sliding block 20, the bottom end of a cleaning plate 22 is connected to the rotating shaft two 21, one end of the cleaning plate 22 is connected to the screw block 19 through a torsional spring 23, the other end of the cleaning plate 22 is connected to the sliding block 20 through another torsional spring 23, and the top end of the cleaning plate 22 is in frictional fit with the front shell 6.

[0054] The principle and beneficial effects of the above scheme are:

[0055] The output end of the motor 17 rotates forward, the screw rod 16 rotates forward synchronously, under the sliding fit of the sliding block 20 and the sliding block 20, the rotating shaft two 21 and the cleaning plate 22 are driven to move from top to bottom relative to the front shell 6, thereby realizing the cleaning of the dust and impurities on the front shell 6, when the volume of the impurities on the front shell 6 is large, the top end of the cleaning plate 22 is lifted upward by the impurities, and the arrangement of the torsional spring 23 can ensure that the cleaning plate 22 can exert sufficient pressure on the front shell 6, so as to increase the cleaning efficiency of the impurities;

[0056] When the movement of the cleaning plate 22 ends, the output end of the motor 17 reverses, the screw rod 16 reverses synchronously, under the sliding fit of the sliding block 20 and the sliding block 20, the rotating shaft two 21 and the cleaning plate 22 are driven to move from bottom to top relative to the front shell 6, and the front shell 6 is cleaned again.

[0057] Embodiment nine: Figures 1-6 The side wall of the shell is connected with a protruding block 24, the top of the protruding block 24 is provided with a round corner 25, and the round corner 25 is arranged towards the top of the cleaning plate 22.

[0058] The principle and beneficial effects of the above scheme are:

[0059] When the cleaning plate 22 moves over the bump 24 from top to bottom relative to the front shell 6, the bump 24 pushes the cleaning plate 22 upward by the rounded corner 25 at the top of the bump 24, and the cleaning plate 22 is vibrated to prevent dust from accumulating on the cleaning plate 22;

[0060] When the cleaning plate 22 moves over the bump 24 from bottom to top relative to the front shell 6, the bump 24 again pushes the cleaning plate 22 upward by the rounded corner 25 at the top of the bump 24, and the cleaning plate 22 is again vibrated, and since the top of the cleaning plate 22 is in contact with the front shell 6, the cleaning plate 22 can block dust and rain to some extent, and prevent too much impurities and dust from accumulating on the front shell 6.

[0061] It is apparent for a person skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and range of equivalents of the claims are intended to be embraced therein, and any drawing reference in the claims should not be considered as limiting the claims.

Claims

1. A high gain omnidirectional television antenna characterized by, Include: The open end of the front shell (6) and the open end of the rear shell (10) are fused together to form a shell, the inner wall of the shell is connected with the antenna mechanism, the inner wall of the shell is rotatably connected with two rotating shafts (12), the bottom of the rotating shaft (12) is connected with the top end of the supporting sheet (11), the supporting sheet (11) is slidably connected with the through slot of the side wall of the shell, and the bottom end of the supporting sheet (11) is away from the side wall of the shell.

2. A high-gain omnidirectional television antenna according to claim 1, wherein The top of the rotating shaft (12) is connected with an arc-shaped tooth (13), and the tooth groove of the arc-shaped tooth (13) is connected with a positioning rod (14).

3. A high-gain omnidirectional television antenna according to claim 2, wherein, The positioning rod (14) is connected with the inner wall of the shell through a connecting sheet (15).

4. A high-gain omnidirectional television antenna according to claim 1, wherein The antenna mechanism comprises a PCB board (1), the edge of the PCB board (1) is welded with the C-shaped fixed slot of the end face of the vibrator sheet (2), and the end face of the PCB board (1) is welded with the bottom end of the vibrator sheet two (3).

5. A high-gain omnidirectional television antenna according to claim 4, wherein The other end face of the PCB board (1) is welded with vibrator sheet three (7) and vibrator sheet four (8) on both sides of the top.

6. A high-gain omnidirectional television antenna according to claim 4, wherein, A plurality of mounting holes are formed in the vibrator sheet two (3), and the mounting holes are insertedly connected with the fixed column on the inner wall of the shell.

7. A high-gain omnidirectional television antenna according to claim 4, wherein A plurality of mounting holes two are formed in the vibrator sheet (2), and the mounting holes two are insertedly connected with the fixed column two on the inner wall of the shell.

8. A high-gain omnidirectional television antenna according to claim 4, wherein, The end of the cable (9) is welded on the end face of the PCB board (1), and the other end of the cable (9) is placed outside the side wall of the shell.

9. A high-gain omnidirectional television antenna according to claim 8, wherein, The other end face of the PCB board (1) is bonded with the end face of the fixing seat (5), the other end face of the fixing seat (5) is provided with a mounting slot, and the mounting slot is connected with one end of the glass eye (4).

10. A high-gain omnidirectional television antenna according to claim 9, wherein, The glass eye (4) is insertedly connected with the mounting hole three, the mounting hole three is formed in the other inner wall of the shell, and the other end of the mounting hole three is formed in the end face of the front shell (6) away from the PCB board (1).

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