CN207884763U - A kind of onboard wireless TV - Google Patents

Abstract

The utility model discloses a kind of onboard wireless TVs,Including radiovision display screen,Radiovision casing,Accumulator,Casing head cover,Switch button,U-shaped hanged hook,Feeder line jack,First sucker,Rear chassis and fixing bolt,The first sucker is equipped at the angle of bottom four of the radiovision casing,The upper end of the radiovision casing opens up a casing head cover,A switch button is embedded on the casing head cover,The front of the radiovision casing is radiovision display screen,It is inserted with accumulator on the left of the radiovision casing,The right side of the radiovision class is equipped with feeder line jack,The rear chassis is centered on the center line of radiovision display screen,A U-shaped hanged hook is fixed in the left and right sides by fixing bolt respectively,The utility model more easily realizes wireless and cable television program signal by the addition of mixed signal device on antenna while receiving.

Description

A kind of onboard wireless TV

Technical field

The utility model belongs to mobile unit correlative technology field, and in particular to a kind of onboard wireless TV.

Background technology

At present it is not any strange thing that average family, which possesses a car, is predicted, is arrived according to expert Total owning amount of the year two thousand twenty, national average family car will be more than more than 100,000,000, it is expected to be 40 times in 2001, and total automobile Ownership then has 1.6 hundred million.As automobile becomes indispensable one during one family is indispensable or even social daily life Part, in order to enrich the entertainment life of people onboard, in-car TV comes into being.

The prior art has the following problems：1, many in-car TV users are when watching cable television program, it is also desirable to Watch wireless broadcast TV program, it thus must be the cable plugs of CATV cable televisions from TV set aerial jack It dials, then general domestic aerial plug is inserted into TV set aerial jack, two kinds of plugs, which will be replaced often, to be interleaved alternately with Television set, it is very inconvenient.Not only in this way, when watching CATV cable television programs, radiovision program can not be watched simultaneously, instead It can not then watch cable television program simultaneously when watching radiovision program, this be it is current need to solve technical ask Topic；2, in-car TV sometimes needs to exchange position in the car according to required personnel, and existing in-car TV supporting rack is most Using fixed structure, cannot random shift position, limit the visual angle of in-car TV.

Utility model content

The purpose of this utility model is to provide a kind of onboard wireless TVs, to solve the problems, such as that above-mentioned background proposes.

To achieve the above object, the utility model provides the following technical solutions：A kind of onboard wireless TV, including radio Depending on display screen, radiovision casing, accumulator, casing head cover, switch button, U-shaped hanged hook, feeder line jack, the first sucker, machine Shell rear cover, fixing bolt and antenna assembly are equipped with the first sucker at the angle of bottom four of the radiovision casing, described wireless The upper end of television cabin opens up a casing head cover, and a switch button is embedded on the casing head cover, the radiovision casing Front is radiovision display screen, and accumulator, the right side of the radiovision casing are inserted on the left of the radiovision casing Equipped with feeder line jack, for the rear chassis centered on the center line of radiovision display screen, the left and right sides passes through fixation respectively Bolt fixes a U-shaped hanged hook, and the antenna assembly includes feeder line plug, cable feeder line, the second sucker, signal mixer, recessed Slot, antenna conductor and active section, set that there are four the second sucker, described two antenna conductors at four angles of the signal mixer Spaced certain distance, is placed in parallel, and the top of the signal mixer symmetrically opens up that there are four groove, the antenna conductors The active section of feed end is left and right symmetrically arranged the groove for being fixed on signal mixer surface, one end connection of the cable feeder line The other end of signal mixer, the cable feeder line installs a feeder line plug, and the feeder line plug intercalation is fixed on radiovision In feeder line jack in casing.

Preferably, the antenna conductor output end is connected by the input terminal of conducting wire and signal mixer.

Preferably, one U-shaped hanged hook is fixed by each side one fixing bolt and rear chassis and is connected It connects.

Preferably, first sucker is made with the second sucker of nitrile rubber.

Preferably, the output end of the signal mixer is connect with the input terminal of cable feeder line.

Compared with prior art, the beneficial effects of the utility model are as follows：

1, the utility model can adjust vehicle by the setting by U-shaped hanged hook according to different sizes, different location The visual angle of TV is carried, onboard wireless TV is adjusted to optimum position by U-shaped hanged hook convenient for bending, folding, rotation, is had wide General application prospect.

2, the utility model, can be the wireless television signal of reception by the setting of the signal mixer in antenna assembly With cable TV signal after signal mixer, radiovision receiving terminal is inputed to, is more easily realized wireless and wired TV programme signal receives simultaneously, and can accomplish not interfereing with each other between wireless television signal and cable TV signal, uses this Antenna can be while watching cable television program, and the radio for watching VHF~uhf band all-channel that can be apparent from Depending on program, television image is steady and audible with sound accompaniment, and the distortion factor is small, suitable for being used on the continually changing vehicle of ambient enviroment.

3, the utility model is arranged by the first sucker and the second sucker, not only hangs onboard wireless TV, also Onboard wireless TV and antenna assembly can be fixed on compartment platform, simple in structure, design is scientific and reasonable, installation side Just, placement demand of the different users for onboard wireless TV is met.

4, the utility model can meet with the situation that can not be charged by the setting of accumulator in onboard wireless TV When, it provides stable electric energy by accumulator and gives onboard wireless TV, still normal use, brings prodigious facility.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model backsight.

In figure：1, radiovision display screen；2, radiovision casing；3, accumulator；4, casing head cover；5, switch button； 6, U-shaped hanged hook；7, feeder line jack；8, the first sucker；9, feeder line plug；10, cable feeder line；11, the second sucker；12, signal Mixer；13, groove；14, antenna conductor；15, active section；16, rear chassis；17, fixing bolt.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1-2, a kind of onboard wireless TV, including radiovision display screen 1, radiovision casing 2, accumulator 3, casing head cover 4, switch button 5, U-shaped hanged hook 6, feeder line jack 7, the first sucker 8, rear chassis 16,17 and of fixing bolt Antenna assembly is equipped with the first sucker 8, the upper end of the radiovision casing 2 at the angle of bottom four of the radiovision casing 2 A casing head cover 4 is opened up, is embedded with a switch button 5 on the casing head cover 4, the front of the radiovision casing 2 is wireless The left side of tv display screen 1, the radiovision casing 2 is inserted with accumulator 3, and the right side of the radiovision casing 2 is equipped with feedback Line jack 7, for the rear chassis 16 centered on the center line of radiovision display screen 1, the left and right sides passes through fixed spiral shell respectively Bolt 17 fixes a U-shaped hanged hook 6, and the antenna assembly includes feeder line plug 9, cable feeder line 10, the second sucker 11, signal mixing Device 12, groove 13, antenna conductor 14 and active section 15, set that there are four the second suckers at four angles of the signal mixer 12 11,14 spaced certain distance of described two antenna conductors is placed in parallel, the top of the signal mixer 12 symmetrically opens up There are four grooves 13, and the active section 15 of 14 feed end of the antenna conductor, which is left and right symmetrically arranged, is fixed on 12 surface of signal mixer Groove 13 at, one end connection signal mixer 12 of the cable feeder line 10, the cable feeder line 10 the other end installation one Feeder line plug 9,9 intercalation of feeder line plug are fixed in the feeder line jack 7 in radiovision casing 2.

Operation principle and workflow：Before utility model opens and uses, accumulator 3 first is inserted at charging interface end, is connect It through the first sucker 8, which is fixed on compartment platform, there is no compartment platform such as, U-shaped hanged hook 6 can also be passed through It hangs to the suitable position in seat rear end, then begins to use, when there is no signal, the feedback of antenna can be inserted into feeder line jack 7 Line plug 9, by the angle of the position rotable antenna conductor 14 of mobile active section 15 in a groove, this antenna can be reception Wireless television signal after signal mixer 12, inputs to radiovision receiving terminal with cable TV signal, more easily real Wireless and cable television program signal is showed while having received, and can accomplish between wireless television signal and cable TV signal mutually It does not interfere, it can be while watching cable television program using the antenna, and what can be apparent from watches that VHF~uhf band is complete The radiovision program of channel, television image is steady and audible with sound accompaniment, and the distortion factor is small, is suitable for continually changing in ambient enviroment It is used on vehicle.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of onboard wireless TV, including radiovision display screen（1）, radiovision casing（2）, accumulator（3）, casing top Lid（4）, switch button（5）, U-shaped hanged hook（6）, feeder line jack（7）, the first sucker（8）, rear chassis（16）, fixing bolt （17）And antenna assembly, the radiovision casing（2）The angle of bottom four at be equipped with the first sucker（8）, the radiovision Casing（2）Upper end open up a casing head cover（4）, the casing head cover（4）It is upper to be embedded with a switch button（5）, the radio Depending on casing（2）Front be radiovision display screen（1）, the radiovision casing（2）Left side be inserted with accumulator（3）, institute State radiovision casing（2）Right side be equipped with feeder line jack（7）, the rear chassis（16）With radiovision display screen（1）'s Centered on center line, the left and right sides passes through fixing bolt respectively（17）Fix a U-shaped hanged hook（6）, the antenna assembly includes Feeder line plug（9）, cable feeder line（10）, the second sucker（11）, signal mixer（12）, groove（13）, antenna conductor（14）With Active section（15）, the signal mixer（12）Four angles at set there are four the second sucker（11）, described two antenna conductors （14）Spaced certain distance, is placed in parallel, the signal mixer（12）Top symmetrically open up there are four groove（13）, The antenna conductor（14）The active section of feed end（15）It is left and right symmetrically arranged and is fixed on signal mixer（12）The groove on surface （13）Place, the cable feeder line（10）One end connection signal mixer（12）, the cable feeder line（10）The other end installation One feeder line plug（9）, the feeder line plug（9）Intercalation is fixed on radiovision casing（2）In feeder line jack（7）In.

2. a kind of onboard wireless TV according to claim 1, it is characterised in that：The antenna conductor（14）Output end is logical Cross conducting wire and signal mixer（12）Input terminal connection.

3. a kind of onboard wireless TV according to claim 1, it is characterised in that：One U-shaped hanged hook（6）Pass through Each side one fixing bolt（17）With rear chassis（16）It is fixedly connected.

4. a kind of onboard wireless TV according to claim 1, it is characterised in that：First sucker（8）It is inhaled with second Disk（11）It is made of nitrile rubber.

5. a kind of onboard wireless TV according to claim 1, it is characterised in that：The signal mixer（12）Output End and cable feeder line（10）Input terminal connection.