CN202395155U - Connection rod and mobile multimedia broadcast device - Google Patents
Connection rod and mobile multimedia broadcast device Download PDFInfo
- Publication number
- CN202395155U CN202395155U CN201120323206XU CN201120323206U CN202395155U CN 202395155 U CN202395155 U CN 202395155U CN 201120323206X U CN201120323206X U CN 201120323206XU CN 201120323206 U CN201120323206 U CN 201120323206U CN 202395155 U CN202395155 U CN 202395155U
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- connecting rod
- module
- signal
- casing
- receives
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Abstract
The utility model provides a connection rod connecting a device including the connection rod and an installation position of the device. The connection rod functions as an antenna of the device to connect with a module of the device. The module of the device is used for receiving signals. The utility model also discloses a mobile multimedia broadcast device installed on vehicle. The mobile multimedia broadcast device includes a fixed module having the connection rod, a signal receiving and processing module and a display module. The signal receiving and processing module receives signals output by the connection rod, converts into video and audio signals and outputs the video and audio signals. The display module receives the video and audio signals output by the signal receiving and processing module and displays. The connection rod provided by the utility model has a function of the antenna at the same time, thereby realizing the signal receiving function of the device having the connection rod without an antenna. Complicated wire connection is saved and the space consumption of the device is reduced. By applying the connection rod to the mobile multimedia broadcast device, problems of complicated wire connection, comparatively high line fault rate and the like caused by arranging the antenna outside the vehicle are solved.
Description
Technical field
The utility model relates to a kind of connecting rod, is specifically related to a kind of connecting rod of realizing antenna function, relates to the CMMB device that has this connecting rod simultaneously.
Background technology
Continuous progress along with mechanics of communication; More and more equipments, device all can be used the transmission that antenna carries out data, and antenna has a variety of, for example antenna for mobile phone; Be the flagpole antenna that protrudes in phone housing at first; Along with development of technology has developed into built-in form fully, this has brought greatly variation for the outward appearance of mobile phone, makes mobile phone more and more attractive in appearance.Some bigger units can be fixedly mounted on a certain position usually; Antenna at this time possibly be a telescopic antenna; For example be installed in the top that TV on the automobile can be lifted on automobile bodies usually; Need connect the position of an antenna to roof or vehicle window again, this mode not only takies more space, and has caused the waste of resource.
At present, on the increasing vehicles multi-media broadcasting device is installed, multi-media broadcasting device can make traveling time no longer flat and insipid so that the passenger is able to obtain information at traveling process, amusement etc.Usually; Be installed in broadcaster on the vehicles integrated DVD player on its display part, some broadcaster has stored prior recorded program in advance, and these programs of loop play; For the passenger; These programs lag behind, or even repeat, information timely can not obtain information.The real-time broadcaster of using on some vehicles; The antenna of its reception signal is telescopic antenna normally; Can be placed on roof to antenna in order to obtain stabilization signal, so not only install and expend time in, but also have complicated wiring; Had influence on whole outward appearance, even also can make troubles to driving.
Summary of the invention
In order to solve the problem that exists in the prior art; The utility model provides a kind of connecting rod of realizing antenna function, and this connecting rod specifically is applied in the CMMB device, through realize the function of antenna receiving signal with connecting rod; Solve the existing problem that to establish antenna in addition in the equipment of signal that receives; And can simplify wiring, be applied in the CMMB device that is installed on the vehicles, can realize good audio visual effect; To achieve these goals, the utility model adopts following technical scheme:
A kind of connecting rod, said connecting rod connects device and the said Unit Installation position that comprises said connecting rod, and said connecting rod is connected with the module that said device receives signal as the antenna of said device.
Further, said connecting rod has a mobile jib at least, and said connecting rod has at least a mobile jib to be connected with the module that said device receives signal.
Further, said connecting rod has two mobile jibs at least, and said connecting rod has at least two mobile jibs to be connected by secondary bar, and said connecting rod has at least the mobile jib of a secondary bar or auxiliary connection bar to be connected with the module that said device receives signal.
Further, said connecting rod material is metal, metal alloy or composite electromagnetic material.
Further, said connecting rod is that two or three alternate manufacturing forms in metal material, engineering plastics and the composite electromagnetic material.
A kind of CMMB device is installed on the vehicles, comprising: stuck-module, comprise connecting rod, and said CMMB device is fixed on the said vehicles through the said connecting rod of said stuck-module; Signal receives and processing module, comprising: motherboard and power line, said signal receive with processing module and receive signal through said connecting rod, and the conversion of signals that said connecting rod is received is video and audio signal and output, and said power line connects vehicle power; Display module receives said signal and receives the said video and audio signal and the broadcast of exporting with processing module.
Further, said signal receives with processing module and also comprises face frame, casing, and said motherboard is packed between said casing and said the frame through said casing and being fixedly connected of said frame.
Further, said signal receives with processing module and also comprises platen bracket, and said motherboard is packed between said casing and the said platen bracket through said casing and being fixedly connected of said platen bracket; Said display module is positioned at the top of said platen bracket, and said display module exposes from said frame, and said display module is packed between said frame and the said platen bracket through said frame and being fixedly connected of said platen bracket.
Further, said stuck-module also comprises supporting module, is installed in the fixed head of said supporting module, and said connecting rod and said supporting module are affixed, and said signal receives with processing module and is installed on the said fixed head of said stuck-module.
Further; Also comprise: headrest; Said headrest has rear portion, bottom and cavity, and said signal reception and processing module, said display module and said stuck-module are positioned at the said cavity of said headrest, and said display module exposes from the said rear portion of said headrest; The said vehicles are automobile, and the said bottom that the said connecting rod of said stuck-module passes said headrest is plugged in two preset slots of upper end, said car seat.
A kind of connecting rod of the utility model has the function of antenna simultaneously, and the device that makes connecting rod belong to need not to fix up an aerial wire again and just can realize the reception of signal, has saved complicated wiring, has practiced thrift resource, has reduced the space that device occupies; This connecting rod is applied in the CMMB device; Having solved antenna places outside the vehicles; Problems such as the wiring that causes is complicated, line fault is more; This CMMB device can obtain broadcast program in real time, and obtains good audio visual effect, and can be again because of the whole outward appearance of antenna influence.
Description of drawings
Fig. 1 is the utility model connecting rod embodiment 1 and mounting structure sketch map thereof;
Fig. 2 is the utility model connecting rod embodiment 2 and mounting structure sketch map thereof;
Fig. 3 is a kind of structural representation of the magnetoelectric composites that embed in the utility model connecting rod;
Fig. 4 is the structure exploded perspective view of the utility model CMMB device;
Fig. 4 .1 is the enlarged drawing of border circular areas shown in Fig. 4;
Fig. 5 is the structural representation of casing and fixed head among the utility model Fig. 4 embodiment;
Fig. 6 is the structural representation after casing shown in Figure 5 and fixed head are installed;
Fig. 7 is the overall structure sketch map of Fig. 4 embodiment.
Embodiment
To combine accompanying drawing and embodiment that the utility model is described further below.
Shown in Figure 1 is connecting rod mounting structure among embodiment 1 and this embodiment of the utility model connecting rod; Connecting rod 23 is the square bar shape; The device at its end and connecting rod 23 places installs; The other end and this Unit Installation position 5 join, and this device comprises motherboard 11 and be arranged on the signal receiving module 111 on the motherboard 11 that connecting rod 23 is connected with signal receiving module 111.During work, connecting rod 23 serves as antenna at device, and the signal that receives is passed to the signal receiving module 111 of this device, makes the signal that device obtains to be needed.
In this embodiment; Preferably; Connecting rod 23 is connected with place device and 5 insulation of Unit Installation position; For example the material of crust of the device and Unit Installation position is engineering plastics, and perhaps connecting rod all has the connector that insulating material is made at its two ends, perhaps installs forms such as rubber cushion additional in the contact position.
In this embodiment, connecting rod has only a mobile jib, and promptly connecting rod itself also can be provided with a plurality of mobile jibs and realize interconnect function jointly, and one or more in a plurality of mobile jibs are connected with signal receiving module 111 respectively, improves the receiving ability of signal.
Shown in Figure 2 is connecting rod mounting structure among embodiment 2 and this embodiment of the utility model connecting rod; Connecting rod 23 comprises three mobile jibs 231 and connects the wherein secondary bar 232 of two mobile jibs; Three mobile jibs 231 device at an end and connecting rod 23 places separately install; The other end and this Unit Installation position 5 join, and this device comprises motherboard 11 and be arranged on the signal receiving module 111 on the motherboard 11 that a mobile jib 231 of auxiliary connection bar 232 is connected with signal receiving module 111.During work, two mobile jibs 231 that are connected with secondary bar 232 in the connecting rod 23 serve as antenna at device, and the signal that receives is passed to the signal receiving module 111 of this device, make device obtain the signal of needs.
For many mobile jibs situation can adopt said preferable case among the embodiment 1 equally, can use a secondary bar to connect between many mobile jibs, the form that also can adopt a plurality of secondary bars to connect; When receiving signal, can be that one or more mobile jib that is connected with secondary bar is connected with signal receiving module, also can obtain signal by secondary bar and signal receiving module ways of connecting.
When using, when connecting rod only has a mobile jib, under the situation that satisfies connection request and space requirement, one or more secondary bar can be set, on single mobile jib with the enhancing signal receiving ability.
The material of connecting rod can be a metal, like aluminium, iron, copper etc.; Can be metal alloy also, like almag; Perhaps select composite electromagnetic material.
Connecting rod can be that two or three alternate manufacturing forms in metal material, engineering plastics and the composite electromagnetic material; Be one section that two or three in metal material, engineering plastics and the composite electromagnetic material produces connecting rod separately, be assembled into complete connecting rod again.When being arranged on the mobile jib; Preferred version is to process mobile jib by metal material or engineering material, and composite electromagnetic material embeds mobile jib, is connected with the signal receiving module of device by the composite electromagnetic material part again; For the connecting rod that comprises mobile jib and secondary bar; Can process mobile jib by metal material or engineering material, process secondary bar by metal material or engineering material, composite electromagnetic material embeds mobile jib or secondary bar; When needing multifrequency signal, can embed mobile jib and secondary bar respectively, also can select to embed different mobile jibs or secondary bar, partly distinguish the signal receiving module of jockey again by a plurality of magnetoelectric composites for device.
Shown in Figure 3 is a kind of composite electromagnetic material structure 233 that embeds mobile jib; Comprise media substrate 2331, feeder line 2334, attached to the sheet metal 2335 on medium substrate 2331 surfaces; Feeder line 2334 is through coupled modes feed-in sheet metal 2335; Hollow out has micro groove structure 2333 on sheet metal 2335, to form metal routing 2332 on the sheet metal 2335, at the end formation feedback point 126 of feeder line 2334.
In addition; Composite electromagnetic material structure shown in Figure 3 has only one group of feeder line and leg and corresponding micro groove structure; Two groups or more feeder line and leg and corresponding micro groove structure also can be arranged, and each group can be symmetrical set, and also can require to be arranged in the media substrate surface according to reality.
Medium substrate can be processed by ceramic material, macromolecular material, ferroelectric material, ferrite material or ferromagnetic material.Preferably, being processed by macromolecular material, can be macromolecular materials such as FR-4, F4B particularly.Sheet metal is copper sheet or silver strip.Be preferably copper sheet, cheap, conduct electricity very well.Feeder line is selected for use with the same material of sheet metal and is processed.Be preferably copper.
The processing and manufacturing of magnetoelectric composites structure in the utility model as long as satisfy the design principle of the utility model, can be adopted various manufactures.Prevailing method is to use the manufacturing approach of all kinds of printed circuit board (PCB)s (PCB), certainly, metallized through hole, the PCB of double-sided copper-clad makes the processing request that also can satisfy the utility model.Remove this processing mode; Can also introduce other manufacturing process according to the needs of reality; (RFID is the abbreviation of Radio Frequency Identification such as RFID; Be REID, be commonly called as electronic tag) but in the processing mode that makes up of processing mode and iron plate and the PCB of flexible PCB processing, iron plate antenna of employed conductive silver paste printing ink processing mode, all kinds of deformation devices.Wherein, iron plate and PCB combination processing mode is meant that the accurate processing that utilizes PCB accomplishes the processing of micro groove structure, accomplishes other slave part with iron plate.In addition, can also process through etching, plating, brill quarter, photoetching, electronics is carved or ion is carved method.
The structure exploded perspective view that is applied to the CMMB device for connecting rod shown in Figure 4; This device comprises that signal receives and processing module 1, stuck-module 2, headrest 3 and display module 4; The CMMB device is installed on the seat of reservation slot that the upper end has two intervals through stuck-module 2, and be coated and fixed module 2, signal of headrest 3 receives and processing module 1 and display module 4.
Stuck-module 2 comprises fixed head 21, supporting module 22 and connecting rod 23; Fixed head 21 is fixedly mounted on the supporting module 22; Two connecting rods 23 are fixedly connected with supporting module 22; On the supporting module 22 with connecting rod 23 affixed junction surfaces can be horizontal move, and then change the distance of 23 of two connecting rods, with the distance between the slot that adapts to two intervals reserving the upper end, car seat.
Fixed head 21 can use the injection molding way manufacturing, and the material of connecting rod 23 can be a metal, such as the steel that is difficult for getting rusty of copper, aluminium or modification; When using, for the ease of wiring, connecting rod 23 can design the cavity of hollow, and the power line 13 that connects signal reception and processing module 1 and vehicle power passes this cavity.
Signal receives with processing module 1 and comprises motherboard 11, power line 13, face frame 14, platen bracket 15, casing 16 and eyeglass 17.Motherboard 11 is positioned at casing 16, and casing 16 is fixedly connected with the platen bracket 15 on motherboard 11 tops, makes motherboard 11 be fixed in the casing 16; Casing 16 bottoms are provided with protuberance 162,162 3 hollow outs of this protuberance, and be upturned, the top of protuberance 162 is butted on the bottom surface of motherboard 11, with motherboard 11 Elastic Contact, plays the effect of damping; Signal receiving module 111 is installed on the motherboard 11, and signal receives with processing module 1 and receives the signal of connecting rods 23 outputs through signal receiving module 111, and is video and audio frequency with conversion of signals, through the broadcast of display module 4.In the bottom of motherboard 11 radome 112 has been installed, has been prevented that signal that motherboard 11 sends from causing interference to the reception of multimedia broadcast signal and video, audio frequency.Power line 13 connects vehicle power; The work that receives with processing module 1 and display module 4 for signal provides electric energy; In CMMB device shown in Figure 4, have only power line 13 need be connected to outside the CMMB device, improve the reliability of this device work.
Display module 4 comprises display screen 41 and loudspeaker 42, and display screen 41 is positioned at the top of platen bracket 15, and simultaneously, display screen 41 exposes from face frame 14, and platen bracket 15 and face frame 14 are connected through screw, and display screen 41 is fixedly mounted between platen bracket 15 and the face frame 14.
Enlarged drawing shown in identifying in a with reference to the Fig. 4 shown in Fig. 4 .1, human inductor 142 has been exposed on face frame 14 surfaces, can have influence on the outward appearance of the integral body of CMMB device; Eyeglass 17 can be installed on face frame 14 tops; Eyeglass 17 is provided with through hole 171, and this human inductor 142 is in the through hole 171 on the eyeglass 17, but does not protrude from eyeglass 17; Under the situation that does not influence human inductor 142 functions, guaranteed the outward appearance of the integral body of CMMB device.
With reference to Fig. 5 and Fig. 6; Shown in Figure 5 is the casing 16 of main frame and the fixed head 21 of stuck-module; Be provided with draw-in groove 161 on casing 16 sidewalls; In the bottom surface of casing 16 dorsad casing 16 vertical extend two columns 163, all be provided with screwed hole 1631 on each column 163, casing 16 has also comprised the screw 164 that matches with screwed hole 1631 simultaneously; The draw-in groove 161 of fixed head 21 corresponding casing 16 sidewalls is provided with trip 211; Be provided with the open-work (not shown) that the column that can supply casing 16 passes in the bottom of fixed head 21; The outside at open-work; Bottom surface by fixed head 21 vertically extends riser 214, and this riser 214 has and the coaxial through hole 2141 of column 163 screwed holes 1631.
Fig. 6 is the installation diagram of casing 16 and fixed head 21; Corresponding draw-in groove 161 snappings on the trip 211 of fixed head 21 and the casing 16; Casing 16 is combined closely with draw-in groove 161 with the corresponding trip 211 of fixed head 21 upsides, and casing 16 combines with draw-in groove 161 gaps with fixed head 21 downsides and the corresponding trip 211 of sidepiece; At this moment; Casing 16 columns 163 pass the open-work of fixed head 21 bottoms and the riser 214 of fixed head 21 is fitted; Screwed hole 1631 on the column 163 is coaxial with the through hole 2141 on the riser 214; The through hole 2141 that screw 164 passes on the riser 214 is spirally connected with screwed hole 1631 on the column 163, and the shell fragment 215 that the fixed head 21 shown in Fig. 2 upwarps is butted on the bottom surface of casing 16, plays the effect of damping.
Trip that casing is corresponding with main dependence casing of installing of fixed head and fixed head upside and draw-in groove combine closely and screw passes the realization that is spirally connected of through hole and the screwed hole on the column on the riser; Main frame is installed on the stuck-module through installing of casing and fixed head; When dismounting, remove casing and can main frame be separated with stuck-module with fixed head.When being applied to headrest coating main frame and stuck-module; The hole of bottom through headrest screws out screw; Because it is to combine closely that the snapping of casing and fixed head has only the trip of upside and draw-in groove, can easily main frame be taken out from the rear portion of resting the head on, to the main frame place under repair or install some elements additional.Needed screwed hole to be set for the ease of dismounting in the past, and can destroy whole outward appearance at main frame face frame table face; For take into account attractive in appearance be convenient to dismantle adopt snap fit normally trip combine with the gap of draw-in groove, make the main frame installation built on the sand; For the snap fit of taking into account attractive in appearance and firm employing is easy to form fast knot, make main frame be difficult to dismounting.
Fig. 7 shows the CMMB device after the assembling; In this Fig. 7, the display screen 41 of display module exposes from 3 the rear portion of resting the head on, and loudspeaker 42 are located at the top of face frame 14; Human inductor 142 is located at the bottom of face frame 14; The connecting rod 23 of stuck-module stretches out from 3 the bottom of resting the head on, and this connecting rod 23 is provided with cavity, and power line 13 passes from this cavity.Human inductor 142 as induction display screen towards on do not have the passenger, can make the action of shutdown according to this, on face frame 14, also be provided with switch and regulate button, this CMMB device also can dispose remote controller.
The utility model CMMB device can be used on the vehicles widely; Include but not limited on automobile, train, aircraft; Can be widely used in the seat of automobile, train, aircraft as the CMMB device that is used for backrest top of specific embodiment; Simultaneously; Also can adopt the mode of suspension to be installed in the mode at passenger vehicle, train or aircraft top to the CMMB device in passenger vehicle, train and the aircraft, the connecting rod of suspension usefulness is realized the effect of antenna.
The connecting rod that the utility model is intended to set forth use device is realized the function of antenna; Focus on this utility model thought of performance, and be not limited only to the situation described in the embodiment, specifically describe a kind of CMMB device that has the connecting rod that to realize antenna function; Preferably receive display module and signal and the design of processing module one; Also specify in an embodiment,, can not influence the overall image of the place vehicles because connecting rod serves as antenna.
Below only be description, can not constitute the restriction of the utility model, all be within the protection range of the utility model in the development of the situation that does not break away from the utility model aim to the embodiment of the utility model.
Claims (10)
1. connecting rod, said connecting rod connects device and the said Unit Installation position that comprises said connecting rod, it is characterized in that, and said connecting rod is connected with the module of said device reception signal as the antenna of said device.
2. connecting rod according to claim 1 is characterized in that said connecting rod has a mobile jib at least, and said connecting rod has at least a said mobile jib to be connected with the module that said device receives signal.
3. connecting rod according to claim 2; It is characterized in that; Said connecting rod has two mobile jibs at least; Said connecting rod has at least two said mobile jibs to be connected by secondary bar, and the said mobile jib that said connecting rod has a said secondary bar at least or connects said secondary bar is connected with the module that said device receives signal.
4. according to each described connecting rod of claim 1-3, it is characterized in that said connecting rod material is metal, metal alloy or composite electromagnetic material.
5. according to each described connecting rod of claim 1-3, it is characterized in that said connecting rod is that two or three alternate manufacturing forms in metal material, engineering plastics and the composite electromagnetic material.
6. a CMMB device is installed on the vehicles, it is characterized in that, comprising:
Stuck-module comprises connecting rod, and said CMMB device is fixed on the said vehicles through the said connecting rod of said stuck-module;
Signal receives and processing module, comprising: motherboard and power line, said signal receive with processing module and receive signal through said connecting rod, and the conversion of signals that said connecting rod is received is video and audio signal and output, and said power line connects power supply;
Display module receives said signal and receives the said video and audio signal and the broadcast of exporting with processing module.
7. CMMB device according to claim 6; It is characterized in that; Said signal receives with processing module and also comprises face frame, casing, and said motherboard is packed between said casing and said the frame through said casing and being fixedly connected of said frame.
8. CMMB device according to claim 7; It is characterized in that; Said signal receives with processing module and also comprises platen bracket, and said motherboard is packed between said casing and the said platen bracket through said casing and being fixedly connected of said platen bracket; Said display module is positioned at the top of said platen bracket, and said display module exposes from said frame, and said display module is packed between said frame and the said platen bracket through said frame and being fixedly connected of said platen bracket.
9. according to each described CMMB device of claim 6-8; It is characterized in that; Said stuck-module also comprises supporting module, is installed in the fixed head of said supporting module; Said connecting rod and said supporting module are affixed, and said signal receives with processing module and is installed on the said fixed head of said stuck-module.
10. CMMB device according to claim 9; It is characterized in that; Also comprise: headrest; Said headrest has rear portion, bottom and cavity, and said signal reception and processing module, said display module and said stuck-module are positioned at the said cavity of said headrest, and said display module exposes from the said rear portion of said headrest; The said vehicles are automobile, and the said bottom that the said connecting rod of said stuck-module passes said headrest is plugged in two preset slots of upper end, said car seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120323206XU CN202395155U (en) | 2011-08-31 | 2011-08-31 | Connection rod and mobile multimedia broadcast device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120323206XU CN202395155U (en) | 2011-08-31 | 2011-08-31 | Connection rod and mobile multimedia broadcast device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202395155U true CN202395155U (en) | 2012-08-22 |
Family
ID=46670059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120323206XU Withdrawn - After Issue CN202395155U (en) | 2011-08-31 | 2011-08-31 | Connection rod and mobile multimedia broadcast device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202395155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956970B (en) * | 2011-08-31 | 2015-07-01 | 深圳光启高等理工研究院 | Connecting rod and mobile multimedia broadcast device |
| CN105210300A (en) * | 2013-05-21 | 2015-12-30 | 博世株式会社 | Wireless communication module |
-
2011
- 2011-08-31 CN CN201120323206XU patent/CN202395155U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956970B (en) * | 2011-08-31 | 2015-07-01 | 深圳光启高等理工研究院 | Connecting rod and mobile multimedia broadcast device |
| CN105210300A (en) * | 2013-05-21 | 2015-12-30 | 博世株式会社 | Wireless communication module |
| US9716522B2 (en) | 2013-05-21 | 2017-07-25 | Bosch Corporation | Radio communication module |
| CN105210300B (en) * | 2013-05-21 | 2017-09-29 | 博世株式会社 | Wireless communication module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120822 Effective date of abandoning: 20150701 |
|
| RGAV | Abandon patent right to avoid regrant |