CN210042009U

CN210042009U - Portable broadcast television receiving device with adjustable signal intensity

Info

Publication number: CN210042009U
Application number: CN201921284453.6U
Authority: CN
Inventors: 黄晓东
Original assignee: SHENZHEN ZHENHUA HIGH-TECH ELECTRONICS Co Ltd
Current assignee: SHENZHEN ZHENHUA HIGH-TECH ELECTRONICS Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-02-07
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a signal strength adjustable portable broadcast television receiving arrangement, including the device shell, the inside left end fixedly connected with power amplification module of device shell, the inside lower extreme fixedly connected with micromotor of device shell, the upper end fixedly connected with antenna of carousel, the inside fixedly connected with dust screen of louvre, the inside right-hand member fixedly connected with signal transceiver module of device shell, control panel and power cord interface are installed by preceding to the back in proper order to the right-hand member of device shell, the avris fixedly connected with handle of device shell upper end. The portable broadcast television receiving device with the adjustable signal intensity can enhance the signal intensity of the device through the power of the amplifying device, can adjust the signal intensity through adjusting the length of the antenna, can adjust the position of the antenna through rotation, ensures that the antenna is in the optimal receiving position, and is convenient to carry.

Description

Portable broadcast television receiving device with adjustable signal intensity

Technical Field

The utility model relates to a receiving arrangement technical field specifically is a signal strength adjustable portable broadcast television receiving arrangement.

Background

Broadcast television is a news delivery tool that delivers sound, images, video over radio waves or wires. The broadcast television has the propaganda function, namely, the broadcast television is used as a modern mass propagation medium, and also has the education function, namely, the broadcast television is used for propagating knowledge, especially modern scientific and technical knowledge, to the audience, so that the scientific culture quality of the whole nation is continuously improved, and the broadcast television also has the supervision function, namely, the broadcast television is used as a mass propagation medium for supervising the social and economic activities, thereby playing a great role in the development of China. And the receiving apparatus is an indispensable part in the broadcast television.

However, the signal intensity of the existing broadcast television receiving device can not be adjusted, and then the existing broadcast television receiving device can not be normally used in the environment with poor signals, and can not adapt to various severe working environments, and meanwhile, the existing broadcast television receiving device is quite inconvenient to carry and low in practicability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a signal strength adjustable portable broadcast television receiving device to propose the unable regulation of current broadcast television receiving device signal strength among the solution above-mentioned background art, and then unable normal use in the relatively poor environment of signal, unable various abominable operational environment of adaptation, it is also fairly inconvenient to carry simultaneously, the lower problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a signal strength adjustable portable broadcast television receiving arrangement, includes the device shell, the inside left end fixedly connected with power amplification module of device shell, the inside little motor of lower extreme fixedly connected with of device shell, the upper end movable mounting of device shell has the carousel, the lower terminal surface of carousel is connected with the transmission end transmission of little motor, the upper end fixedly connected with antenna of carousel, the louvre has been seted up to the lower extreme of device shell, the inside fixedly connected with dust screen of louvre, the inside right-hand member fixedly connected with signal transceiver module of device shell, the avris fixedly connected with of device shell lower extreme supports the base, control panel and power cord interface have been installed by preceding to the back in proper order to the right-hand member of device shell, the avris fixedly connected with handle of device shell upper end.

Preferably, the power amplification module and the antenna are electrically connected with the signal transceiver module, and the power amplification module, the micromotor and the signal transceiver module are electrically connected with the control panel.

Preferably, the antenna is symmetrically arranged about a vertical center line of the turntable, the antenna comprises an inner base, a lower shrinkage rod is connected to the inner base in a rotating mode, the inner shrinkage rod is movably mounted inside the lower shrinkage rod, two mounting holes are symmetrically formed in the lower end of the inner shrinkage rod, one end of a spring is fixedly connected inside each mounting hole, a limiting block is fixedly connected to the other end of the spring and extends to the outer side of the lower shrinkage rod, an upper shrinkage rod is movably mounted inside the inner shrinkage rod, and the upper shrinkage rod is identical to the inner shrinkage rod and the mounting structure of the lower shrinkage rod.

Preferably, the radiating holes are annularly distributed in two groups, and the diameter of the radiating holes is the same as that of the dust screen.

Preferably, the number of the supporting bases is four and is symmetrically arranged relative to the vertical central line of the device shell, and the lower ends of the supporting bases are designed in a circular arc shape.

Preferably, the handle is provided with two about the vertical central line symmetry of device shell, the handle includes outer base, it is connected with U type portable pole to rotate between the outer base, the rubber sleeve has been cup jointed to the upper end of U type portable pole.

Compared with the prior art, the beneficial effects of the utility model are that: this portable broadcast television receiving arrangement of signal strength adjustable, through the interpolation of power amplification module, the power of accessible amplification device strengthens the signal strength of device, the antenna adopts the three section shrink design simultaneously, also can adjust the intensity of signal through the length of adjusting the antenna, and use through the cooperation of motor with the carousel, the accessible rotates the position of adjusting the antenna, ensure that the antenna is in best receiving position, and through the interpolation of two handles, can carry the device, conveniently carry, whole receiving arrangement's design, can not only adjust device signal strength, still conveniently carry.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the antenna structure of the present invention;

fig. 4 is an enlarged schematic view of the a position of the present invention.

In the figure: 1. a device housing; 2. a power amplification module; 3. a micro-motor; 4. a turntable; 5. an antenna; 6. heat dissipation holes; 7. a dust screen; 8. a signal transceiving module; 9. a support base; 10. a control panel; 11. a power line interface; 12. a handle; 51. an inner base; 52. a lower retracting lever; 53. an inner retracting lever; 54. mounting holes; 55. a spring; 56. a limiting block; 57. an upper retracting lever; 121. an outer base; 122. a U-shaped portable rod; 123. a rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a signal strength adjustable portable broadcast television receiving arrangement, including device shell 1, the inside left end fixedly connected with power amplification module 2 of device shell 1, the inside little motor of lower extreme fixedly connected with 3 of device shell 1, the upper end movable mounting of device shell 1 has carousel 4, the lower terminal surface of carousel 4 is connected with the transmission of little motor 3's transmission end, the upper end fixedly connected with antenna 5 of carousel 4, louvre 6 has been seted up to the lower extreme of device shell 1, the inside fixedly connected with dust screen 7 of louvre 6, the inside right-hand member fixedly connected with signal transceiver module 8 of device shell 1, the avris fixedly connected with of device shell 1 lower extreme supports base 9, control panel 10 and power cord interface 11 are installed by preceding to the back in proper order to the right-hand member of device shell 1, avris fixedly connected with handle 12 of device shell.

Furthermore, the power amplification module 2 and the antenna 5 are electrically connected with the signal transceiver module 8, and the power amplification module 2, the micro motor 3 and the signal transceiver module 8 are electrically connected with the control panel 10, so that the control of the receiving device is facilitated, and the operation is convenient.

Further, antenna 5 is provided with two about the vertical central line symmetry of carousel 4, antenna 5 includes interior base 51, the inside rotation of interior base 51 is connected with down shrink pole 52, the inside movable mounting of shrink pole 52 has interior shrink pole 53 down, two mounting holes 54 have been seted up to the lower extreme symmetry of interior shrink pole 53, the one end of the inside fixedly connected with spring 55 of mounting hole 54, the other end fixedly connected with stopper 56 of spring 55, stopper 56 extends to the outside of shrink pole 52 down, the inside movable mounting of interior shrink pole 53 has last shrink pole 57, go up shrink pole 57 and interior shrink pole 53, interior shrink pole 53 is the same with the mounting structure of lower shrink pole 52, be convenient for the regulation of antenna 5 length, and then the intensity of regulation signal.

Furthermore, the radiating holes 6 are annularly distributed in two groups, and the diameter of the radiating holes 6 is the same as that of the dustproof net 7, so that the heat dissipation inside the device shell 1 can be ensured, and external dust can be prevented from entering the device shell.

Further, four supporting bases 9 are symmetrically arranged about the vertical center line of the device shell 1, and the lower end of each supporting base 9 is in a circular arc shape, so that stable supporting of the device shell 1 is ensured.

Further, handle 12 is provided with two about the vertical central line symmetry of device shell 1, and handle 12 includes outer base 121, rotates between outer base 121 to be connected with U type portable pole 122, and the rubber sleeve 123 has been cup jointed to the upper end of U type portable pole 122, the carrying of the device of being convenient for.

Further, the power amplification module 2 and the antenna 5 are electrically connected to the signal transceiver module 8, and the power amplification module 2, the micro-motor 3 and the signal transceiver module 8 are electrically connected to the control panel 10.

The working principle is as follows: firstly, the receiving device is lifted to a working place through the handle 12, the circuit of the device is connected, the inner telescopic rod 53 and the upper telescopic rod 57 are pulled out, the micro-motor 3 is controlled to rotate through the button on the control panel 10, the micro-motor 3 drives the antenna 5 on the turntable 4 to rotate, when the received signal is the strongest, the power supply of the micro-motor 3 is cut off, the power amplification module 2 with corresponding power is switched on, the received signal is enhanced by the power amplification module 2, then the signal is transmitted to the signal receiving and transmitting module 8, the signal is transmitted to the broadcast television by the signal receiving and transmitting module 8, the heat inside the device shell 1 is timely dissipated by the heat dissipation holes 6, the damage of parts caused by overhigh heat inside the device shell 1 is avoided, when the device sends the signal, the received signal is transmitted to the power amplification module 2 with corresponding power by the signal receiving and the signal amplified by the power amplification module 2 is transmitted to the signal receiving and transmitting module 8, the signal receiving and transmitting module 8 sends out the received signal through the antenna 5, after the use is finished, the antenna 5 is folded, and the device is lifted away through the handle 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A signal strength adjustable portable broadcast television receiving device, includes the device shell, its characterized in that: the inside left end fixedly connected with power amplification module of device shell, the inside lower extreme fixedly connected with micromotor of device shell, the upper end movable mounting of device shell has the carousel, the lower terminal surface of carousel is connected with the transmission end transmission of micromotor, the upper end fixedly connected with antenna of carousel, the louvre has been seted up to the lower extreme of device shell, the inside fixedly connected with dust screen of louvre, the inside right-hand member fixedly connected with signal transceiver module of device shell, the avris fixedly connected with of device shell lower extreme supports the base, control panel and power cord interface have been installed by preceding to the back in proper order to the right-hand member of device shell, the avris fixedly connected with handle of device shell upper end.

2. The portable broadcast television receiving apparatus with adjustable signal strength as claimed in claim 1, wherein: the power amplification module and the antenna are electrically connected with the signal receiving and transmitting module, and the power amplification module, the micromotor and the signal receiving and transmitting module are electrically connected with the control panel.

3. The portable broadcast television receiving apparatus with adjustable signal strength as claimed in claim 1, wherein: the antenna is characterized in that two antennas are symmetrically arranged on a vertical central line of the turntable, each antenna comprises an inner base, a lower contraction rod is connected to the inner base in a rotating mode, an inner contraction rod is movably mounted inside the lower contraction rod, two mounting holes are symmetrically formed in the lower end of the inner contraction rod, one end of a spring is fixedly connected inside each mounting hole, a limiting block is fixedly connected to the other end of the spring and extends to the outer side of the lower contraction rod, an upper contraction rod is movably mounted inside the inner contraction rod, and the upper contraction rod is identical to the inner contraction rod, the inner contraction rod and the lower contraction rod in mounting structure.

4. The portable broadcast television receiving apparatus with adjustable signal strength as claimed in claim 1, wherein: two groups of heat dissipation holes are annularly distributed, and the diameter of each heat dissipation hole is the same as that of the dust screen.

5. The portable broadcast television receiving apparatus with adjustable signal strength as claimed in claim 1, wherein: the support base is symmetrically provided with four about the vertical central line of the device shell, and the lower end of the support base is in a circular arc shape.

6. The portable broadcast television receiving apparatus with adjustable signal strength as claimed in claim 1, wherein: the handle is provided with two about the vertical central line symmetry of device shell, the handle includes outer base, it is connected with U type portable pole to rotate between the outer base, the rubber sleeve has been cup jointed to the upper end of U type portable pole.