CN102957955B - A kind of Mobile multi-media broadcasting device - Google Patents
A kind of Mobile multi-media broadcasting device Download PDFInfo
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- CN102957955B CN102957955B CN201110254233.0A CN201110254233A CN102957955B CN 102957955 B CN102957955 B CN 102957955B CN 201110254233 A CN201110254233 A CN 201110254233A CN 102957955 B CN102957955 B CN 102957955B
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Abstract
A kind of Mobile multi-media broadcasting device, this device is installed on a vehicle, and this Mobile multi-media broadcasting device includes: antenna, receives multimedia broadcast signal；Main frame, including motherboard, display screen and power line, the signal of main frame reception antenna output, converts a signal into video and audio frequency, and power line connects vehicle power；Stuck-module, fixes main frame on a vehicle.Motherboard and display screen are installed by one Mobile multi-media broadcasting device of the present invention as global design, only need to draw a power line and connect vehicle power, solve the more and not tractable problem of line fault that the wiring complexity existed on the conventional vehicles causes then, broadcast program can be obtained in real time, and obtain good broadcast effect, because motherboard and display screen global design, Mobile multi-media broadcasting device can be given very easily by interpolation components and parts on motherboard and realize some auxiliary functions, enhance audio visual effect and the application effect of Mobile multi-media broadcasting device.
Description
Technical field
The present invention relates to a kind of Mobile multi-media broadcasting device, be specifically related to a kind of Mobile multi-media broadcasting device installed on a vehicle.
Background technology
Along with the development of society, can equipped with multi-media broadcasting device on the increasing vehicles, multi-media broadcasting device so that passenger is obtained information at traveling process, amusement etc., can make traveling time no longer flat and insipid.
Generally, display part and the signal receiving part of installing broadcaster on a vehicle separate, some broadcaster is integrated with DVD player in its display part, some broadcaster stores prior recorded program in advance, and these programs of loop play, for passenger, these programs are delayed, or even repeat, it is impossible to obtain information information timely.Now the motherboard of broadcaster on a vehicle is normally placed near instrumental panel, and adnexa instrument may be produced interference by the work of motherboard, and owing to the connecting line of motherboard and display part is more, is brought great inconvenience in assembling.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of Mobile multi-media broadcasting device, by motherboard and display screen Integral design are solved the problem that audience information is delayed, wiring is complicated, it is capable of good audio visual effect simultaneously, to achieve these goals, the present invention is by the following technical solutions:
A kind of Mobile multi-media broadcasting device, installs on a vehicle, it is characterised in that described Mobile multi-media broadcasting device includes: antenna, receives multimedia broadcast signal；Main frame, including motherboard, display screen and power line, described main frame receives the signal of described antenna output, converts the signals to video and audio frequency, and described power line connects vehicle power；Stuck-module, is fixed on described main frame on the described vehicles.
Further, described main frame also includes surface frame, platen bracket and casing, described motherboard through described casing be packed between described casing and described platen bracket fixing connection of described platen bracket；Described display location is in the top of described platen bracket, and described display screen exposes from described surface frame, described display screen through described surface frame be packed between described surface frame and described platen bracket fixing connection of described platen bracket.
Further, described casing includes the protuberance being positioned at three hollow outs of described bottom of shell and upwarping, described protuberance and described motherboard Elastic Contact.
Further, described main frame also includes human inductor, and described lens expose from described surface frame surface.
Further, described motherboard bottom is also equipped with radome.
Further, described main frame also includes human inductor, and described human inductor exposes from described surface frame surface.
Further, described antenna is collapsible mast, PCB antenna, FPC antenna, hardware frame antenna or magnetoelectric composites antenna.
Further, described stuck-module includes supporting module, be installed in the fixing plate of described support module and two and the affixed connecting rod of described support module, and described main frame is arranged on the described fixing plate of described stuck-module.
Further, Mobile multi-media broadcasting device also includes: headrest, described headrest has rear portion, bottom and cavity, and described main frame and described stuck-module are positioned at the described cavity of described headrest, and the described display screen of described main frame exposes from the described rear portion of described headrest；The described vehicles are automobile, and the described connecting rod of described stuck-module is plugged in two slots of upper end, described car seat so that described Mobile multi-media broadcasting device is installed in backrest top, described car seat through the described bottom of described headrest.
Further, being provided with cavity in described connecting rod, the described power line of described main frame is self-powered through the described cavity described vehicles of connection of described connecting rod.
Motherboard and display screen are installed by one Mobile multi-media broadcasting device of the present invention as global design, only need to draw a power line and connect vehicle power, solve the more and not tractable problem of line fault that the wiring complexity existed on the conventional vehicles causes then, broadcast program can be obtained in real time, and obtain good broadcast effect, because motherboard and display screen global design, Mobile multi-media broadcasting device can be given very easily by interpolation components and parts on motherboard and realize some auxiliary functions, enhance audio visual effect and the application effect of Mobile multi-media broadcasting device.
Accompanying drawing explanation
Fig. 1 is the structural blast schematic diagram of the embodiment 1 of Mobile multi-media broadcasting device of the present invention；
Fig. 1 .1 is the enlarged drawing of border circular areas shown in Fig. 1；
Fig. 2 is the structural representation of casing and fixing plate in the embodiment of the present invention 1；
Fig. 3 is casing shown in Fig. 2 and the structural representation after the installation of fixing plate；
Fig. 4 is the overall structure schematic diagram of the embodiment 1 of Mobile multi-media broadcasting device of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments of the application on automobile, the invention will be further described.
Fig. 1 show the structural blast schematic diagram of Mobile multi-media broadcasting device of the present invention, this device includes main frame 1, stuck-module 2, headrest 3 and antenna 4, Mobile multi-media broadcasting device is arranged on upper end with on the seat of the reserved slot at two intervals by stuck-module 2, headrest 3 is coated and fixed module 2 and be packed in the main frame 1 of stuck-module 2, and antenna 4 is connected to main frame 1.
Main frame 1 includes motherboard 11, display screen 12, power line 13, surface frame 14, platen bracket 15, casing 16 and eyeglass 17.Motherboard 11 is positioned at casing 16, and casing 16 is fixing with the platen bracket 15 on motherboard 11 top to be connected so that motherboard 11 is fixed in casing 16；Being provided with protuberance 162 bottom casing 16,162 3 hollow outs of this protuberance, and being upturned, the top of protuberance 162 is butted on the bottom surface of motherboard 11, and motherboard 11 Elastic Contact, plays the effect of damping；Can installing CMMB module 111 on motherboard 11, main frame 1 is by the signal of CMMB module 111 reception antenna 4 output, and converts a signal into video and audio frequency, and video is shown by display screen 12, and audio frequency is play by loudspeaker 141.It is mounted with radome 112, it is prevented that the reception of multimedia broadcast signal and video, audio frequency are interfered by the signal that motherboard 11 sends in the bottom of motherboard 11.Power line 13 connects vehicle power, and the work for main frame 1 provides electric energy, and in the Mobile multi-media broadcasting device shown in Fig. 1, only power line 13 need to be connected to outside Mobile multi-media broadcasting device, improves the reliability of this device work.Display screen 12 is positioned at the top of platen bracket 15, and meanwhile, display screen 12 exposes from surface frame 14, and platen bracket 15 and surface frame 14 connect by screw is fixing, make display screen 12 be fixedly mounted between platen bracket 15 and surface frame 14.
Surface frame 14, platen bracket 15 and casing 16 material may each be engineering plastics, adopt the mode of injection moulding by Making mold, the mode that is fixedly mounted with of surface frame 14 and casing 16 and platen bracket 15 can select screw connecting mode, it is also possible to add the snap fit and draw-in groove of presetting out snapping man-hour at mould；Motherboard 11 is mounted with CMMB module 111, it is also possible to install other modules receiving broadcast singal.
Enlarged drawing shown in a is identified with reference to the Fig. 1 shown in Fig. 1 .1, surface frame 14 surface exposes human inductor 142, influence whether the overall outward appearance of Mobile multi-media broadcasting device, eyeglass 17 can be installed on surface frame 14 top, eyeglass 17 is provided with through hole 171, and this human inductor 142 is in the through hole 171 on eyeglass 17, but non-bulging in eyeglass 17, when not affecting human inductor 142 function, it is ensured that the overall outward appearance of Mobile multi-media broadcasting device.
Stuck-module 2 includes fixing plate 21, supports module 22 and connecting rod 23, fixing plate 21 is fixedly mounted in support module 22, two connecting rods 23 are fixing with support module 22 to be connected, support the movement that junction surface affixed with connecting rod 23 in module 22 can be horizontal, and then change the distance between two connecting rods 23, to adapt to the distance between the slot at two reserved intervals of upper end, car seat.
Fixing plate 21 can use the mode of injection moulding to manufacture, and the material of connecting rod 23 can be metal, such as copper, aluminum or the modified steel not easily got rusty, it is also possible to is rigid plastics；In use, for the ease of wiring, connecting rod 23 can design the cavity of hollow, connect power line 13 this cavity of traverse of main frame 1 and vehicle power.
Headrest 3 has a rear portion 31, bottom 32, cavity 33 and sidepiece 34, and wherein sidepiece 34 closes on vehicle window setting, and stuck-module 2 is positioned at the cavity 33 of headrest 3 with the main frame 1 of installation on stuck-module 2, and the display screen 12 of main frame 1 exposes from the rear portion 31 of headrest 3；Pre-set two slots in upper end, car seat, the connecting rod 23 of stuck-module 2 is inserted in the slot on car seat through the bottom 32 of headrest 3, and this Mobile multi-media broadcasting device is fixed on the top of car seat backrest.
Headrest 3 can be the pattern of one layer of leather of sponge outer cladding, is respectively provided with the hole of connecting rod 23 traverse that the display screen 12 of main frame 1 exposes and supplies stuck-module 2 at headrest 3 rear portions 31 and bottom 32.When mounted, first the fixing plate 21 of stuck-module 2 and support module 22 can be fixedly mounted with, again main frame 1 is arranged on fixing plate 21, the stuck-module 2 and main frame 1 that are fitted without connecting rod 23 are loaded in the cavity 33 of headrest 3 from the rear portion 31 of headrest 3, ensure that the display screen 12 of main frame 1 exposes from 3 rear portions 31 of resting the head on, connecting rod 23 is packed in support module 22 by the hole then passed through bottom headrest 3 on 32, cavity 33 can be slightly less than stuck-module 2 and the main frame 1 of installation on stuck-module 2, makes headrest 3 closely be coated with main frame 1 and stuck-module 2.
Antenna 4 can be collapsible mast, PCB antenna, FPC antenna, hardware frame antenna or magnetoelectric composites antenna etc., comparatively traditional method for designing is to adopt collapsible mast, antenna is located at vehicle top or other positions, the kind of antenna increases, selection for antenna provides multiple reference, such as PCB antenna, FPC antenna, magnetoelectric composites antenna etc., these antenna can be sticked on roof.
Antenna 4 can also be arranged on inside Mobile multi-media broadcasting device, and in order to ensure to receive the intensity of signal, antenna 4 is arranged on the sidepiece 34 closing on vehicle window of headrest 3, relative with fixing the sidewall 212 extended bottom plate 21 in stuck-module 2；Now, antenna 4 can select collapsible mast, PCB antenna, FPC antenna, hardware frame antenna or magnetoelectric composites antenna, and antenna 4 is positioned at the sponge of the sidepiece 34 of headrest 3.The sidewall 212 of fixing plate 21 can post layer of metal paper tinsel 213, weaken main frame 1 and antenna 4 is received the interference of signal；The intensity of signal is received in order to further enhance antenna 4, the sidewall 212 of fixing plate 21 is arranged to cambered surface, this cambered surface bends in fixing plate 21, metal forming 213 shape is identical with the shape of cambered surface, antenna 4 is positioned on the line that cambered surface converges, if this cambered surface can be the face of cylinder, antenna 4 is positioned on the axis on this face of cylinder.
With reference to Fig. 2 and Fig. 3, Fig. 2 show the casing 16 of main frame and the fixing plate 21 of stuck-module, casing 16 sidewall is provided with draw-in groove 161, in the bottom surface of casing 16 dorsad casing 16 vertical extend two columns 163, being provided with screwed hole 1631 on each column 163, casing 16 further comprises the screw 164 matched with screwed hole 1631 simultaneously；The draw-in groove 161 of corresponding casing 16 sidewall of fixing plate 21 is provided with snap fit 211, the open-work (not shown) of the column traverse being available for casing 16 it is provided with in the bottom of fixing plate 21, outside at open-work, being extended riser 214 by the plane perpendicular of fixing plate 21, this riser 214 is with the through hole 2141 coaxial with column 163 screwed hole 1631.
Fig. 3 is the installation diagram of casing 16 and fixing plate 21, fix draw-in groove 161 snapping that the snap fit 211 of plate 21 is corresponding with in casing 16, snap fit 211 corresponding on the upside of casing 16 and fixing plate 21 is combined closely with draw-in groove 161, casing 16 with on the downside of fixing plate 21 and snap fit 211 corresponding to sidepiece be combined with draw-in groove 161 gap；Now, casing 16 column 163 is fitted through the riser 214 of the open-work bottom fixing plate 21 with fixing plate 21, screwed hole 1631 on column 163 is coaxial with the through hole 2141 on riser 214, screw 164 is spirally connected through the through hole 2141 on riser 214 with the screwed hole 1631 on column 163, the shell fragment 215 that fixing plate 21 shown in Fig. 2 upwarps is butted on the bottom surface of casing 16, plays the effect of damping.
Being fixedly mounted with of casing and fixing plate rely primarily on snap fit corresponding on the upside of casing and fixing plate and draw-in groove combine closely and screw realizes through the through hole on riser with the screw hole on column, main frame is arranged on stuck-module by casing and being fixedly mounted with of fixing plate, when dismounting, release casing and main frame can be separated with stuck-module with fixing plate.When being applied to headrest cladding main frame and stuck-module, screw is screwed out by the hole of the bottom by resting the head on, owing to the snapping of casing and fixing plate only has the snap fit of upside and draw-in groove to be combine closely, it is possible to easily main frame is taken out from the rear portion of headrest, main frame is placed under repair or installs some elements additional.At main frame surface frame surface configuration screwed hole, need to can destroy the outward appearance of entirety for the ease of dismounting in the past；It is usually snap fit is combined with the gap of draw-in groove to take into account attractive in appearance and readily accessible employing snap fit so that main frame is installed built on the sand；Snap fit in order to take into account attractive in appearance and firm employing is readily formed fast knot so that main frame is difficult to dismantle.
Fig. 4 illustrates the Mobile multi-media broadcasting device after assembling, in this Fig. 4, the display screen of main frame 1 exposes from the rear portion of headrest 3, loudspeaker 141 are located at the top of surface frame 14, human inductor 142 is located at the bottom of surface frame 14, the connecting rod 23 of stuck-module is stretched out from the bottom of headrest 3, and this connecting rod 23 is provided with cavity, and power line 13 passes from this cavity.Human inductor 142 as sensing display screen towards on there is no passenger, the action of shutdown can be made according to this, surface frame 14 is also provided with switch and regulates button, this Mobile multi-media broadcasting device can also configure remote controller.
Mobile multi-media broadcasting device can be widely used on the vehicles, include but not limited on automobile, train, aircraft, the seat of automobile, train, aircraft is can be widely used for as the Mobile multi-media broadcasting device for backrest top of specific embodiment, simultaneously, the mode being arranged on passenger vehicle, train or aircraft top can also be adopted for the Mobile multi-media broadcasting device in passenger vehicle, train and aircraft, only the casing of main frame in embodiment and stuck-module need to be done change and achieved that.
The invention is intended to set forth that a kind of fixing multimedia broadcast signal on a vehicle receives, the Mobile multi-media broadcasting device processed and play one, for antenna, preferably receive with multimedia broadcast signal, process and play Integral design, have also been made in an embodiment and illustrate, the selection of antenna is also provided kinds of schemes, especially the antenna of Integral design has more selection, such as collapsible mast, PCB antenna, FPC antenna, hardware frame antenna or magnetoelectric composites antenna etc., due to Integral design, the space that antenna takies is little, overall image without influence on the place vehicles.
Below it is only the description to embodiments of the invention, it is impossible to constituting the restriction of the present invention, the development in the situation without departing from present inventive concept is within protection scope of the present invention.
Claims (8)
1. a Mobile multi-media broadcasting device, installs on a vehicle, it is characterised in that described Mobile multi-media broadcasting device includes:
Antenna, receives multimedia broadcast signal；
Main frame, including motherboard, display screen and power line, described main frame receives the signal of described antenna output, converts the signals to video and audio frequency, and described power line connects power supply；
Stuck-module, is fixed on described main frame on the described vehicles；
Described stuck-module includes supporting module, be installed in the fixing plate of described support module and two and the affixed connecting rod of described support module, and described main frame is arranged on the described fixing plate of described stuck-module；Junction surface affixed with connecting rod in described support module can transverse shifting；Described connecting rod is the cavity of hollow, connects power line this cavity of traverse of main frame and vehicle power；
Described main frame also includes surface frame, platen bracket and casing, described motherboard through described casing be packed between described casing and described platen bracket fixing connection of described platen bracket；Described display location is in the top of described platen bracket, and described display screen exposes from described surface frame, described display screen through described surface frame be packed between described surface frame and described platen bracket fixing connection of described platen bracket；
Being provided with draw-in groove on described chassis sidewall, the draw-in groove of the corresponding described chassis sidewall of described fixing plate is provided with snap fit；The draw-in groove snapping that the snap fit of fixing plate is corresponding with in casing, casing and on the upside of fixing plate the snap fit of correspondence and draw-in groove combine closely, the casing snap fit corresponding with sidepiece with on the downside of fixing plate is combined with draw-in groove gap.
2. Mobile multi-media broadcasting device according to claim 1, it is characterised in that described casing includes the protuberance being positioned at three hollow outs of described bottom of shell and upwarping, described protuberance and described motherboard Elastic Contact.
3. Mobile multi-media broadcasting device according to claim 1, it is characterised in that described main frame also includes human inductor, described human inductor exposes from described surface frame surface.
4. Mobile multi-media broadcasting device according to claim 1, it is characterised in that described motherboard bottom is also equipped with radome.
5. Mobile multi-media broadcasting device according to claim 1, it is characterised in that described antenna is collapsible mast, PCB antenna, FPC antenna, hardware frame antenna or magnetoelectric composites antenna.
6. Mobile multi-media broadcasting device according to claim 1, it is characterised in that also include:
Headrest, described headrest has rear portion, bottom and cavity, and described main frame and described stuck-module are positioned at the described cavity of described headrest, and the described display screen of described main frame exposes from the described rear portion of described headrest；The described vehicles are automobile, and the described connecting rod of described stuck-module is plugged in two slots that upper end, described car seat is preset through the described bottom of described headrest.
7. Mobile multi-media broadcasting device according to claim 6, it is characterised in that described headrest also includes the sidepiece closing on vehicle window, and the described sidepiece of described headrest is located at by described antenna is relative with the sidewall extended bottom described fixing plate.
8. Mobile multi-media broadcasting device according to claim 1, it is characterised in that be provided with cavity in described connecting rod, the described power line of described main frame is self-powered through the described cavity described vehicles of connection of described connecting rod.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110254233.0A CN102957955B (en) | 2011-08-31 | 2011-08-31 | A kind of Mobile multi-media broadcasting device |
| PCT/CN2011/082181 WO2013029306A1 (en) | 2011-08-31 | 2011-11-15 | Antenna and mobile multimedia broadcasting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110254233.0A CN102957955B (en) | 2011-08-31 | 2011-08-31 | A kind of Mobile multi-media broadcasting device |
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| Publication Number | Publication Date |
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| CN102957955A CN102957955A (en) | 2013-03-06 |
| CN102957955B true CN102957955B (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110254233.0A Active CN102957955B (en) | 2011-08-31 | 2011-08-31 | A kind of Mobile multi-media broadcasting device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080416A (en) * | 2016-08-02 | 2016-11-09 | 合肥东上多媒体科技有限公司 | A kind of intelligent bus multimedia system |
| CN106254801A (en) * | 2016-08-02 | 2016-12-21 | 合肥东上多媒体科技有限公司 | Vehicle mounted traffic information terminal based on DMB |
| CN106274724A (en) * | 2016-08-25 | 2017-01-04 | 合肥康胜达智能科技有限公司 | A kind of Intelligent vehicle-mounted multimedia system |
| CN108492722A (en) * | 2018-06-22 | 2018-09-04 | 深圳市沃特沃德股份有限公司 | Display module and electronic equipment |
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| US6812900B2 (en) * | 2001-11-07 | 2004-11-02 | Lear Corporation | Vehicle seating system capable of receiving and transmitting radio frequency signals |
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| CN1516441A (en) * | 2003-01-07 | 2004-07-28 | 上海佰恒科技有限公司 | Vehicle-mounted liquid crystal digital advertisement TV |
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| TW200709966A (en) * | 2005-09-08 | 2007-03-16 | Asiasonic Internat Ind Co Ltd | Adjustable video device supporter of a vehicular seat headrest |
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