CN203872297U - High-definition multimedia controller - Google Patents
High-definition multimedia controller Download PDFInfo
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- CN203872297U CN203872297U CN201420269239.4U CN201420269239U CN203872297U CN 203872297 U CN203872297 U CN 203872297U CN 201420269239 U CN201420269239 U CN 201420269239U CN 203872297 U CN203872297 U CN 203872297U
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Abstract
The utility model discloses a high-definition multimedia controller, which comprises a box body. the inner space of the box body is separated into a heavy current mounting space and a weak current mounting space via a baffle; an alternating-current socket is mounted inside the left-side heavy current mounting space; a motherboard assembly is arranged inside the right-side weak current mounting space; the motherboard assembly comprises a main circuit board, a power module, an input cable interface, a multi-screen interaction and USB high-definition play motherboard, an HDMI output interface, an HDMI input interface, a USB input interface, a WIFI motherboard, an output cable interface and an output motherboard. According to the technical scheme, the alternating-current socket, the power module, the multi-screen interaction and USB high-definition play motherboard and a wireless routing module are integrated in one device, the amount of connection lines and power supplies can be reduced, the inner structure of the device can be reasonably arranged, mutual interference can be avoided, and use safety and reliability are improved.
Description
Technical field
The utility model relates to multi-screen interactive and HDMI high definition play-back technology field, relates in particular to a kind of high-definition multimedia controller.
Background technology
HDMI (High Definition Multimedia Interface) HDMI (High Definition Multimedia Interface) is a kind of unpressed digital consumption electronic product interface standard, it merges high definition video and multi channel audio signal to be connected to and in single digital interface, synthesizes processing, send out by single line cable, it is a digital technology standard for household appliances manufacturing, be widely used in DVD player, cable TV/satellite television Set Top Box (set-top box), on HDTV and other digital audiovisual equipments, it can improve the quality of digital picture effectively, no longer need to carry out analog-to-digital conversion.
HDMI interface is state-of-the-art Digital Television interface standard in the world at present, is the perfect solution of household appliances digital data transmission, connection.HDMI formulates based on DVI (Digital Visual Interface), can be regarded as strengthening and the extension of DVI, and both can be compatible.HDMI is keep high-quality in the situation that can be with high score pigtail rate video and the multichannel audio data of Digital Transmission uncompressed, and high transmission speed is 5Gbps.Indubitable, HDMI (High Definition Multimedia Interface) HDMI is the indispensable important component of audiovisual industry, and it is by a large main flow trend that is following audiovisual industry development.
Multi-screen interactive refers to, based on DLNA agreement or IGRS protocol, Miracast agreement etc., connect by WIFI network, in different multimedia terminal, as common based on Ios, Android, the different intelligent terminal equipment on the different operating systems such as Symbian is as mobile phone, PAD, between TV etc., can carry out multimedia (audio frequency, video, picture) transmission of content, resolve, show the sequence of operations such as control, can on different platform equipment, share and show content simultaneously, enrich user's multimedia life.Briefly, be exactly the screen of several equipment, just can be connected to each other conversion by special connection device.Such as the film on mobile phone can be play on TV, the picture on flat board can be shared on TV, and the content of computer can project on TV.It is a kind of technology of quietly rising at present.For example, the patent documentation that publication number is CN103581598A discloses and has a kind ofly interconnected, equipment, system and the implementation method of multi-screen interactive, and wherein, described equipment comprises: a central processing unit; Connect power supervisor, WIFI module, the HDMI interface of described central processing unit; Described display terminal connects described equipment by described HDMI interface, described equipment is by described WIFI module wireless connections intelligent terminal, described intelligent terminal is sent to equipment by WIFI module by information shared need, and by the processing of decoding of the central processing unit of equipment, transfer to display terminal by HDMI interface and show.
But, in prior art, HDMI plays or transfer equipment, be the equipment of simple function, such as DVD player, Set Top Box, television rod, multi-screen interactive equipment etc., all need relatively independent power supply supply, and HDMI interface and display device carry out physical connection, and display device of the prior art, such as TV, display etc., generally only provide one or two HDMI interface, generally all needs the setting of artificial selection interface in the time connecting.And existing most multi-screen interactive equipment is all to utilize outside LAN and smart machine to connect, and so just needs equipment use occasion to have WLAN, also need to carry out corresponding artificial setting.These not only cause user's inconvenient operation, have reduced user's experience, and too much connecting line are set and equipment has also increased security risk and use cost.
For this reason, inventor has designed a kind of high-definition multimedia controller, by AC outlet, power module, multi-screen interactive and USB high definition playing module, wireless routing module collection to equipment, to reduce connecting line and power supply.This practicality relates to the wherein topology layout of each module mainboard, to avoid phase mutual interference, improves safety in utilization and reliability.
Summary of the invention
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of high-definition multimedia controller, by in AC outlet, power module, multi-screen interactive and USB high definition playing module, wireless routing module collection to equipment, and equipment inner structure is carried out to reasonable Arrangement, avoid phase mutual interference, improve safety in utilization and reliability.
To achieve the above object, the utility model has adopted following technical scheme:
High-definition multimedia controller, comprises box body, and the inner space of box body becomes forceful electric power and two installing spaces of light current by baffle for separating, and AC outlet is arranged in the forceful electric power installing space in left side, and mainboard assembly is arranged in the light current installing space on right side; Described mainboard assembly comprises main circuit board, power module, input cable interface, multi-screen interactive and USB high definition broadcasting mainboard, HDMI output interface, HDMI input interface, USB input interface, WIFI mainboard, output cable interface and output mainboard; The right lateral side of main circuit board is set up and is fixed with output mainboard by securing member, output mainboard is realized circuit by row's pin with main circuit board and is connected, multi-screen interactive and USB high definition are play mainboard and are being pegged graft between main circuit board and output mainboard and with the HDMI connecting interface on output mainboard, multi-screen interactive and USB high definition are play mainboard and are set up and be fixed on main circuit board by securing member, after output mainboard, HDMI output interface is installed, HDMI input interface is arranged on the right side above of main circuit board, and HDMI input interface is realized circuit via main circuit board with output mainboard and is connected; Input cable interface is installed in the centre position below of main circuit board, output cable interface is arranged on the front, left side of main circuit board, WIFI mainboard sets up the anterior left side that is fixed on main circuit board by securing member, WIFI mainboard is realized circuit and is connected with input cable interface, output cable interface via main circuit board; Power module is arranged on the left rear side of main circuit board, and alternating current wires is connected with power module through after dividing plate.
As preferably, USB input interface is installed in the centre position above of described main circuit board, and described multi-screen interactive and USB high definition are play mainboard and be connected with USB input interface by wire.
As preferably, described output mainboard USB output interface is installed below.
As preferably, the mounting plate above of described box body, on mounting panel, be provided with left and right away from the first antenna and the second antenna, first antenna on right side is connected by wire with multi-screen interactive and USB high definition broadcasting mainboard; Second antenna in left side is connected by wire with WIFI mainboard.The antenna of WiFi mainboard and multi-screen interactive and USB high definition broadcasting mainboard is distributed in the two ends, left and right of product, reduces the interference between aerial signal.
As preferably, in the forceful electric power installing space in described box body left side, be provided with some socket apertures, AC outlet is installed in socket aperture, the rear portion of socket aperture is by box body cover closure, and box body cover plate is provided with the wire hole can supply lines penetrating.
As preferably, described box body rear portion is provided with the groove being recessed to form forward in the centre position of corresponding light current installing space, be formed with left chamber and right chamber like this in the light current installing space on right side, and groove walls is provided with bottom interface hole and sidepiece interface holes.
As preferably, described main circuit board sets up by securing member in the light current installing space that is fixed on box body, power module is placed in the left chamber of box body, output mainboard is placed in the right chamber of box body, HDMI output interface and USB output interface on output mainboard pass respectively the sidepiece interface holes in light current installing space, and input cable interface passes the bottom interface hole of box body groove.
The utility model is owing to having adopted above technical scheme, by in AC outlet, power module, multi-screen interactive and USB high definition playing module, wireless routing module collection to equipment, connecting line and number of power sources are reduced, and equipment inner structure is carried out to reasonable Arrangement, avoid phase mutual interference, improved safety in utilization and reliability.WiFi mainboard is placed on left side, far away apart from multi-screen interactive and the USB high definition broadcasting mainboard on right side, can prevent the phase mutual interference between treatment circuit signal.Power circuit part is distributed in the left side of main circuit board, and functional circuit is distributed in right side, is conducive to the heat balance of whole product, is beneficial to heat radiation, improves product reliability.The introducing of alternating current, only at high order end, is pulled open with weak current part distance, has ensured the fail safe of product.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of box body;
Fig. 3 is the structural representation of mainboard assembly;
Fig. 4 is the vertical view of mainboard assembly;
Fig. 5 is rearview of the present utility model (removing mounting box);
Fig. 6 is front view of the present utility model;
Fig. 7 is vertical view of the present utility model (removing mounting box);
Fig. 8 is the theory diagram of mainboard assembly in the utility model;
Fig. 9 is the circuit theory diagrams of HDMI input interface in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is made a detailed explanation.
Embodiment 1:
A kind of high-definition multimedia controller as shown in Figure 1, comprises panel 1, mounting panel 6, mainboard assembly 7, socket 11 and box body 8.
As shown in Figure 2, the inner space of described box body is separated into forceful electric power and two installing spaces of light current by dividing plate 802, in the forceful electric power installing space in left side, be provided with the socket aperture 801 of two accommodating sockets 11, the rear portion of socket aperture 801 is sealed by box body cover plate 10, and box body cover plate 10 is provided with the wire hole can supply lines penetrating.Because box body rear portion is provided with the groove 807 being recessed to form forward in the centre position of corresponding light current installing space, so be formed with left chamber 803 and right chamber 806 in the light current installing space on right side, groove 807 walls are provided with bottom interface hole 804 and sidepiece interface holes 805, and mainboard assembly 7 is arranged in light current installing space.
As shown in Figure 3, Figure 4, mainboard assembly 7 comprises main circuit board 701, power module 702, input cable interface 703, multi-screen interactive and USB high definition broadcasting mainboard 704, output mainboard 705, USB output interface 706, HDMI output interface 707, HDMI connecting plate 708, HDMI connecting interface 709, HDMI input interface 710, USB input interface 711, WIFI mainboard 712, the first antenna 713, output cable interface 714 and the second antenna 715.Main circuit board 701 sets up by securing member in the light current installing space that is fixed on box body 8, power module 702 is arranged on the left rear side of main circuit board 701, be placed in the left chamber 803 of box body 8, civil power electric wire is connected with power module 702 through after dividing plate 802, power module 702 by main circuit board 701 to being arranged on other module for power supply on main circuit board 701.Output mainboard 705 sets up the right lateral side that is fixed on main circuit board 701 by securing member, be placed in the right chamber 806 of box body 8, output mainboard 705 is realized circuit by row's pin with main circuit board 701 and is connected, before output mainboard 705, HDMI connecting plate 708 is installed, HDMI connecting interface 709 is installed on HDMI connecting plate 708, multi-screen interactive and USB high definition are play mainboard 704 between main circuit board 701 and output mainboard 705, multi-screen interactive and USB high definition are play HDMI socket and the HDMI connecting interface 709 of mainboard 704 and are pegged graft, multi-screen interactive and USB high definition are play mainboard 704 by HDMI connecting interface 709, HDMI connecting plate 708 is realized circuit with output mainboard 705 and is connected, multi-screen interactive and USB high definition are play mainboard 704 and are set up and be fixed on main circuit board 701 by securing member, after output mainboard 705, HDMI output interface 707 and USB output interface 706 are installed, as shown in Figure 5, HDMI output interface 707 and USB output interface 706 pass respectively the sidepiece interface holes 805 in light current installing space, input cable interface 703 is installed in the centre position below of main circuit board 701, input cable interface 703 passes the bottom of box body 8 grooves 807, and in order to facilitate fixed outer connecting line, be provided with line ball parts 12 in the bottom of groove 807.USB input interface 711 is installed in the centre position above of main circuit board 701, WIFI mainboard 712 sets up to be fixed on the anterior left side of main circuit board 701 and to realize circuit with main circuit board 701 by securing member and is connected, output cable interface 714 is arranged on the front, left side of main circuit board 701, and HDMI input interface 710 is arranged on the right side above of main circuit board 701.The first antenna 713 and the second antenna 715 left and right are away from setting, and first antenna 713 on right side is play the antenna of mainboard 704 as multi-screen interactive and USB high definition, and both connect by wire; Second antenna 715 in left side is as the antenna of WIFI mainboard, and both connect by wire.
In the present embodiment, WiFi mainboard is placed on left side, far away apart from multi-screen interactive and the USB high definition broadcasting mainboard on right side, can prevent the phase mutual interference between treatment circuit signal.The antenna of WiFi mainboard and multi-screen interactive and USB high definition broadcasting mainboard is distributed in the two ends, left and right of product, reduces the interference between aerial signal.Output of products, can make user installation more simple and convenient to the port of TV inwardly, is with live conductor parts fixed card line position simultaneously, prevents wire lead drop out.Power circuit part is distributed in the left side of product, and functional circuit is distributed in right side, is conducive to the heat balance of whole product, is beneficial to heat radiation, improves product reliability.The introducing of alternating current, only at high order end, is pulled open with weak current part distance, has ensured the fail safe of product.
As shown in Figure 1, Figure 6, Figure 7, being fixedly connected with mounting panel 6 by securing member above of described box body 8, mounting panel 6 above by double faced adhesive tape 2 panel 1 that is adhesively fixed, panel 1 and mounting panel 6 are provided with the perforate corresponding with socket 11, HDMI input interface 710, USB input interface 711 and output cable interface 714.On mounting panel 6, be also provided with the perforate corresponding with the first antenna 713, the second antenna 715, the first antenna 713, the second antenna 715 are placed in its perforate separately and are adhesively fixed on panel 1 by double faced adhesive tape.This product can be put form; also can be mounted in form in body of wall; in it is arranged on body of wall time; in order better to protect product; can be in body of wall pre-buried mounting box 9; mounting box 9 the left and right sides be provided with screw hole; mounting panel 6 can be fixed on mounting box 9 by the screw of the left and right sides like this; expose and affect outward appearance for fear of screw; be provided with the cover plate 3 that covers screw in the left and right sides of panel 1; cover plate 3 is below by double faced adhesive tape 4 buckle 5 that is adhesively fixed, and connects and fixes with mounting panel 6 by this buckle 5.
The circuit catenation principle of high-definition multimedia controller as shown in Figure 8, Figure 9, exchanging input electric wire 717 is connected with socket 11 and power module 702, USB input interface 711 is play mainboard 704 via main circuit board 701 and USB output interface 706 and multi-screen interactive and USB high definition and is realized circuit and is connected, the input of WIFI mainboard 712 and output respectively via main circuit board 701 and input cable interface 703 with export cable interface 714 and realize circuit and be connected.Play the automatic switchover between mainboard 704 and this two-way of HDMI input interface HDMI signal in order to realize multi-screen interactive and USB high definition, be provided with HDMI commutation circuit 7011, the HDMI signal output part that multi-screen interactive and USB high definition are play mainboard 704 and HDMI input interface is connected with the HDMI signal input part of HDMI commutation circuit 7011 respectively, the working state signal output that multi-screen interactive and USB high definition are play mainboard 704 and HDMI input interface 710 is connected with the control input end of HDMI commutation circuit 7011 respectively, HDMI commutation circuit 7011 is selected work recently to connect Yi road and is exported HDMI output interface 707 to from two-way HDMI signal.
Wherein, the working state signal output of described HDMI input interface 710 refers to: as shown in Figure 9, between 18 pin 5V power ends of HDMI input interface 710 and earth terminal, cross-over connection has two series resistance R23 and R27 to form resistor voltage divider circuit, in the middle of these two series resistances, draw the working state signal output as HDMI input interface 710, in the time that 5V power supply accesses, can obtain the 3.3V voltage signal suitable with the operating voltage of commutation circuit chip from middle the drawing of these two series resistances.
The module that the model that described multi-screen interactive and USB high definition broadcasting mainboard (module) 704 adopt Shenzhen Wei Xin Science and Technology Ltd.s to produce is V5i, its principle and publication number are that the disclosed principle of patent documentation of CN103581598A and CN102932683A is identical, multi-screen interactive scheme all adopts consensus standard scheme (as DLNA agreement, Miracast agreement, airplay agreement), USB high definition is play scheme and can realize USB and turn the full HD conversion of HDMI, and the USB that is equivalent to sell existing market turns HDMI transducer.This module adopts general international standard, without APP is installed.Subscriber equipment can be by pushing and mirror image technology, and wireless transmission audio frequency and video are watched to television set.Support that Airplay mirror image, DLNA push, the large agreement of Miracast mirror image three, compatibility is most smart machines in the market, can play the high resolution audio and video file of the various forms in user's USB memory device.Described multi-screen interactive and USB high definition are play mainboard 704 and are had multi-screen interactive part and USB high definition broadcasting part two-way HDMI signal, its main control chip can connect the HDMI signal output of Yi road recently according to the order of connection selection of working, and its main control chip also has the working state signal output whether a road demonstration has HDMI signal to export.Described WIFI mainboard 712 can be arbitrary WIFI module of selling on existing market, and WIFI mainboard 712 can provide the required local area network (LAN) of multi-screen interactive agreement to connect, and also can provide separately user's wired and wireless network to be connected.
Described HDMI commutation circuit 7011 is arranged on output mainboard 705.Described multi-screen interactive and USB high definition are play mainboard 704 and are connected with USB input interface 711 by wire.
Input cable interface 703, for the access of outside WAN; USB output interface 706, is connected with the USB interface of display device (as television set, display etc.); HDMI output interface 707, is connected with the HDMI interface of display device (as television set, display etc.); HDMI input interface 710, connects for user HDMI audio-visual devices; USB input interface 711, connects for user's USB memory device or other equipment (as computer, mobile phone, camera etc.); Output cable interface 714, RJ45 interface connects for user's wiring logging-on function.
HDMI commutation circuit 7011 adopts PI3HDMI341ART chip to realize the automatic switchover of HDMI signal plug and play.PI3HDMI341ART is the active 3:1 switching circuit based on DVI/HDMI standard, and the processing of integrated HD video TMDS signal is that the 3 effective TMDS signals in tunnel are switched to the commutation circuit of 1 road high resistant 1TMDS signal to receiving terminal.
PI3HDMI341ART chip can be realized three road HDMI signals and select to switch to a road HDMI signal output, therefore another embodiment of the present utility model can play above-mentioned multi-screen interactive and USB high definition mainboard 704 and is divided into two of multi-screen interactive module and USB high definition playing modules, the HDMI signal of these two modules and operating state output all connect HDMI commutation circuit, to realize the identical function of embodiment 1.
It is emphasized that: be only preferred embodiment of the present utility model above, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (7)
1. high-definition multimedia controller, it is characterized in that, comprise box body (8), the inner space of box body (8) is separated into forceful electric power and two installing spaces of light current by dividing plate (802), AC outlet (11) is arranged in the forceful electric power installing space in left side, and mainboard assembly (7) is arranged in the light current installing space on right side, described mainboard assembly comprises main circuit board (701), power module (702), input cable interface (703), multi-screen interactive and USB high definition broadcasting mainboard (704), HDMI output interface (707), HDMI input interface (710), USB input interface (711), WIFI mainboard (712), output cable interface (714) and output mainboard (705), the right lateral side of main circuit board (701) is set up and is fixed with output mainboard (705) by securing member, output mainboard (705) is realized circuit by row's pin with main circuit board (701) and is connected, multi-screen interactive and USB high definition are play mainboard (704) and are positioned at main circuit board (701) and export between mainboard (705) and with the HDMI connecting interface (709) on output mainboard (705) and peg graft, multi-screen interactive and USB high definition are play mainboard (704) and are set up and be fixed on main circuit board (701) by securing member, HDMI output interface (707) is installed after output mainboard (705), HDMI input interface (710) is arranged on the right side above of main circuit board (701), HDMI input interface (710) is realized circuit via main circuit board (701) with output mainboard (705) and is connected, input cable interface (703) is installed in the centre position below of main circuit board (701), output cable interface (714) is arranged on the front, left side of main circuit board (701), WIFI mainboard (712) sets up the anterior left side that is fixed on main circuit board (701) by securing member, WIFI mainboard (712) is realized circuit and is connected with input cable interface (703), output cable interface (714) via main circuit board (701), power module (702) is arranged on the left rear side of main circuit board (701), and alternating current wires is connected with power module (702) through after dividing plate (802).
2. high-definition multimedia controller according to claim 1, it is characterized in that, USB input interface (711) is installed in the centre position above of described main circuit board (701), and described multi-screen interactive and USB high definition are play mainboard (704) and be connected with USB input interface (711) by wire.
3. high-definition multimedia controller according to claim 1, is characterized in that, described output mainboard (705) USB output interface (706) is installed below.
4. high-definition multimedia controller according to claim 1, it is characterized in that, the mounting plate (6) above of described box body (8), on mounting panel (6), be provided with left and right away from the first antenna (713) and the second antenna (715), first antenna (713) on right side and multi-screen interactive and USB high definition broadcasting mainboard (704) are connected by wire; Second antenna (715) in left side is connected by wire with WIFI mainboard.
5. high-definition multimedia controller according to claim 1, it is characterized in that, in the forceful electric power installing space in described box body left side, be provided with some socket apertures (801), AC outlet (11) is installed in socket aperture (801), the rear portion of socket aperture (801) is by box body cover plate (10) sealing, and box body cover plate (10) is provided with the wire hole can supply lines penetrating.
6. high-definition multimedia controller according to claim 1, it is characterized in that, described box body rear portion is provided with the groove (807) being recessed to form forward in the centre position of corresponding light current installing space, in the light current installing space on right side, be formed with like this left chamber (803) and right chamber (806), groove (807) wall is provided with bottom interface hole (804) and sidepiece interface holes (805).
7. high-definition multimedia controller according to claim 6, it is characterized in that, described main circuit board (701) sets up by securing member in the light current installing space that is fixed on box body (8), power module (702) is placed in the left chamber (803) of box body (8), output mainboard (705) is placed in the right chamber (806) of box body (8), HDMI output interface (707) and USB output interface (706) on output mainboard (705) pass respectively the sidepiece interface holes (805) in light current installing space, input cable interface (703) passes the bottom interface hole (804) of box body groove (807).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269239.4U CN203872297U (en) | 2014-05-23 | 2014-05-23 | High-definition multimedia controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269239.4U CN203872297U (en) | 2014-05-23 | 2014-05-23 | High-definition multimedia controller |
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| Publication Number | Publication Date |
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| CN203872297U true CN203872297U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420269239.4U Expired - Fee Related CN203872297U (en) | 2014-05-23 | 2014-05-23 | High-definition multimedia controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106900159A (en) * | 2017-04-12 | 2017-06-27 | 无锡凌锐电子科技有限公司 | A kind of anti-interference structure and its controller for electric vehicle with the structure |
-
2014
- 2014-05-23 CN CN201420269239.4U patent/CN203872297U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106900159A (en) * | 2017-04-12 | 2017-06-27 | 无锡凌锐电子科技有限公司 | A kind of anti-interference structure and its controller for electric vehicle with the structure |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150523 |
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| EXPY | Termination of patent right or utility model |