CN101369178B - Cooling stand for notebook computer capable of playing music - Google Patents
Cooling stand for notebook computer capable of playing music Download PDFInfo
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- CN101369178B CN101369178B CN2008101567413A CN200810156741A CN101369178B CN 101369178 B CN101369178 B CN 101369178B CN 2008101567413 A CN2008101567413 A CN 2008101567413A CN 200810156741 A CN200810156741 A CN 200810156741A CN 101369178 B CN101369178 B CN 101369178B
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Abstract
The invention relates to a heat dissipation support of a notebook computer, in particular to the heat dissipation support of the notebook computer that can play vocal music. A chamber is arranged on the heat dissipation support for mounting a speaker, an audio receiving controller provided with a USB connector is also disposed in the mounting chamber, and the audio receiving controller converts digital audio signals sent from USB bus interfaces of the notebook computer into analog audio signals and then amplifies and outputs the signals. The invention is favorable for the heat dissipation of the notebook computer, and can also utilize the digital signals output by the USB interfaces of the notebook computer to play high-quality vocal music audio, meanwhile having the advantage of convenient carrying.
Description
Technical field
The present invention relates to a kind of cooling stand of notebook computer, be specifically related to a kind of cooling stand of playing the notebook computer of vocal music.
Background technology
Notebook computer carries for ease of the user, with some high power consumptions and big concentrated being assemblied in the smaller volume scope of electronic component (as: CPU, video card etc.) of thermal value.Because of the notebook computer complete machine seals relatively, computer base and desktop distance are very little again, and cross-ventilation is little, makes that the radiating effect of notebook computer is poor.Electronic component works long hours under hot environment, can reduce its serviceable life, causes computer crash, and simultaneously, the desktop of computer below contact also is in the condition of high temperature for a long time, may destroy furniture itself.For avoiding occurring above-mentioned situation, the cooling stand of multiple help notebook computer heat radiation has appearred at present, and cooling stand also provides support function when playing heat radiation, for suitable visual angle is provided between user and the computer.
In addition, because that notebook computer is too paid attention to is frivolous, so the effect of voice reproducing is very undesirable, bass part particularly.Because notebook computer high integrated, the signal noise of its mainboard is very big, thus the analogue audio frequency output signal on the mainboard be easy to disturbed, thereby greatly reduce audio playback quality.Also the sound output owing to the notebook computer sound card is very little, the necessary power autonomous and power amplifier of external speaker, so the portability of external speaker is all very poor, this and notebook computer are paid attention to ambulant design philosophy and are run in the opposite direction.
Summary of the invention
At above-mentioned technical matters, the purpose of this invention is to provide a kind of cooling stand of playing the notebook computer of vocal music, it not only is beneficial to the heat radiation of notebook computer, but also can utilize the digital signal of notebook computer USB interface output to play out high-quality vocal music audio frequency, also have portable advantage simultaneously.
The present invention seeks to realize like this: comprise cooling stand, it is characterized in that: described cooling stand is provided with the installation chamber, this installation cavity is indoor to be provided with an audio interface admission controller with USB connector, the digital audio and video signals that this audio interface admission controller will come from the usb bus interface of notebook computer is converted to simulated audio signal, and output after amplifying.
Adopt such scheme, comprised cooling stand, can improve the radiating efficiency of notebook computer by cooling stand.Described cooling stand is provided with the installation chamber, this installation cavity is indoor to be provided with an audio interface admission controller with USB connector, the digital audio and video signals that this audio interface admission controller will come from the usb bus interface of notebook computer is converted to simulated audio signal, and output after amplifying.After audio interface admission controller output terminal connects upper speaker, make cooling stand in to the notebook computer heat radiation, also played the effect of playing vocal music.Owing to utilize usb bus to carry out the signal transmission, be delivered to loudspeaker with digital audio and video signals, the quality of its tonequality is improved.The audio interface admission controller can be finished the digital signal samples frequency inverted, thereby can support the playback of many sampling frequency signals.The audio interface admission controller utilizes usb bus to provide power supply directly for its power supply simultaneously, need not other external power supply, has strengthened movability.The sound signal of notebook computer output is transported to after the audio interface admission controller, and the loudspeaker that can avoid notebook inside is convenient to reduce the thermal value of notebook computer so not in work, is beneficial to the serviceable life that prolongs notebook computer.
Installation cavity is indoor has fixed some loudspeakers, and loudspeaker is connected with the output terminal of audio interface admission controller, and the simulated audio signal that this loudspeaker will come from the output of audio interface admission controller is converted into vocal signal output.Loudspeaker and audio interface admission controller and cooling stand are installed as one, have constituted a small-sized audio amplifier, and be not only easy to use, and be convenient for carrying.
Described cooling stand comprises left and right supporting seat and sound tube, and sound tube two ends are individually fixed in the through hole that is provided with on the left and right supporting seat.By the cooling stand that left and right supporting seat and sound tube constitute, not only structure is small and exquisite, simple, and cost of manufacture is low, and is in light weight, can be convenient to carry; And after being placed on the notebook computer bottom surface on the cooling stand, very big spacing being arranged between notebook computer bottom surface and the desktop, this spacing is the heat-dissipating space of formation, has increased cross-ventilation, makes the heat dispersion of notebook computer improve.
Described cooling stand also comprises a plurality of pull bars, and each pull bar one end is connected with left supporting seat, and the other end is connected with right supporting seat.Can improve the steadiness of cooling stand by pull bar.
Described cooling stand comprises base, pallet and the movable support frame that is used to support pallet and angulation, pallet one end is movably connected on the base, the pallet front is provided with radiator structure, after being placed on notebook computer on the pallet, have the space for air flow between the radiator structure of notebook computer and pallet, the heat that notebook computer can be distributed is taken away like this.Its back side is connected with movable support frame, and movable support frame is fixedlyed connected with base, after by movable support frame the pallet angle being adjusted, to adapt to the vision of diverse location.Described base front portion is provided with the installation chamber, indoor audio interface admission controller and the loudspeaker of being equipped with of this installation cavity, and audio interface admission controller and loudspeaker have constituted a small-sized audio amplifier.
In sum, cooling stand of the present invention not only structure is small and exquisite, simple, and cost of manufacture is low, and is in light weight, can be convenient to carry; And in cooling stand, be equipped with audio amplifier, when saving took up room, its combination property was improved; By being connected with the USB interface of notebook computer, can convert vocal music to from the sound signal that the USB interface of notebook computer is exported and play, vocal signal is improved the psycho-acoustical quality of vocal music after away from the strong noise source in the notebook computer.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is a kind of assembly structure figure of cooling stand of the present invention;
Fig. 2 is the circuit block diagram of a kind of preferred embodiment of the audio interface admission controller among the present invention;
Fig. 3 is the circuit block diagram of the another kind of preferred embodiment of the audio interface admission controller among the present invention;
Fig. 4 is the circuit block diagram of the single-chip circuit embodiment of the audio interface admission controller among the present invention.
Fig. 5 is the another kind of assembly structure figure of cooling stand of the present invention;
Embodiment
With reference to Fig. 1 and Fig. 2, the first kind of cooling stand that can play the notebook computer of vocal music of the present invention, cooling stand is provided with the installation chamber, and having the audio interface admission controller of USB connector and some loudspeakers, to be fixed in this installation cavity indoor.Cooling stand comprises left and right supporting seat 11,12, has sound tube 13 and a plurality of pull bar 14 that chamber is installed.Sound tube 13 two ends are fixed in the through hole that is provided with on the left and right supporting seat 11,12 by screw 15 respectively.Each pull bar 14 1 ends are connected with left supporting seat, and the other end is connected with right supporting seat.The pull bar two ends are equipped with screw thread, and pull bar connects with nut thread after passing the through hole that is provided with on the left and right supporting seat.The sound tube is a cylinder, and the installation chamber of sound tube is the axially extending bore of this cylinder, in the installation chamber of sound tube audio interface admission controller 16 is installed, and the loudspeaker that is electrically connected with audio interface admission controller output terminal.USB connector is a USB interface or USB connecting line, in the present embodiment, USB connector on the audio interface admission controller 16 is a USB connecting line 18, and these USB connecting line 18 1 ends and 16 welding of audio interface admission controller are fixing, and the other end is used for being connected with the usb bus interface of notebook computer.The digital audio and video signals that this audio interface admission controller 16 will come from the usb bus interface of notebook computer is converted to simulated audio signal, and output after amplifying.The installation cavity that some loudspeakers are fixed on the cooling stand is indoor, and loudspeaker 17 is connected with audio interface admission controller 16, and the simulated audio signal that loudspeaker will come from the output of audio interface admission controller is converted into vocal signal output.Loudspeaker is fixedly connected on the left and right accent of sound tube cavity respectively, makes the inner chamber of sound tube form airtight cavity.Audio interface admission controller 16 is an electronic circuit board, and audio interface admission controller 16 comprises the USB transceiver 21 that is used to connect the usb bus interface, and this USB transceiver is used for the sequential and the logic control of usb bus, and by usb bus transmitting-receiving DAB number number.And the data-carrier store 22 that is connected with the USB transceiver, data-carrier store is used for the digital audio-frequency data of buffer memory from the output of USB transceiver, and data-carrier store is a pushup storage, or random access memory.And audio-frequency power amplifier 23, the digital audio and video signals that will come from data-carrier store converts vocal signal to and output to each loudspeaker after amplifying.And the digital sample frequency converter 24 of supporting multiple digitized audio samples frequency, this digital sample frequency converter is connected between data-carrier store and the audio-frequency power amplifier.And the logic controller 25 that is connected with USB transceiver 21, data-carrier store 22, digital sample frequency converter 24, audio-frequency power amplifier 23 respectively, logic controller 25 is used to control each circuit unit work.And power supervisor 26, the voltage transitions that will come from USB interface output becomes the output of standard operation voltage, and finishes system works such as dormancy management.
With reference to Fig. 1 and Fig. 3, the second kind of cooling stand that can play the notebook computer of vocal music of the present invention, in the present embodiment, the structure of the structure of cooling stand and embodiment one is identical, do not repeat them here, but the circuit structure of audio interface admission controller and the foregoing description have difference.Described audio interface admission controller 16 comprises USB transceiver 41, audio-frequency power amplifier 42, digital sample frequency converter 43, the power supervisor 44 with controller and storer.Be integrated with controller and FIFO storer in the USB transceiver 41, adopted Sonix SN11122 cake core.USB transceiver 41 receives the digital audio and video signals of the usb bus interface output of notebook computer; Audio-frequency power amplifier 42 outputs to loudspeaker after the sound signal of USB transceiver output is amplified, and audio-frequency power amplifier 42 is finished the digital signal processing and amplifying and driven loudspeaker, and its also subsidiary high audio bass enhancement process function helps improving tonequality.Audio-frequency power amplifier 42 adopts CirrusLogic CS42210 cake core.Digital sample frequency converter 43 is supported multiple digitized audio samples frequency, this digital sample frequency converter is connected between USB transceiver and the audio-frequency power amplifier, digital sample frequency converter 43 is finished the digital signal samples frequency inverted, thereby can support the playback of many sampling frequency signals.The digital sample frequency converter is an AKM AK4121 cake core.The voltage signal of exporting from the usb bus interface of notebook computer is 5V, after power supervisor 44 will come from the voltage transitions of usb bus interface output, for USB transceiver, audio-frequency power amplifier and digital sample frequency converter provide standard operation voltage, and finish system works such as whole audio interface admission controller dormancy management.Power supervisor 44 adopts AnalogicTech AAT1275 cake core.The audio interface admission controller of present embodiment has stronger Audio Processing ability, but cost is high slightly, is suitable for the product of middle and high end.
In addition, audio interface admission controller 16 also can adopt Tenx TP6902 type single-chip solution, and loudspeaker 17 is connected with Tenx TP6902 type single-chip.As shown in Figure 4, Tenx TP6902 cake core is integrated USB transceiver, controller, storer, power amplifier and power supervisor, the greatly design of facilitating electronic circuit and save cost.Though this scheme only has the dual-channel audio playback function, cost is extremely low, is fit to the product of low side cheapness.
With reference to Fig. 5, the present invention is not limited to the foregoing description, the cooling stand that following structure wherein also can be arranged, cooling stand comprises base 33, pallet 31 and the movable support frame 32 that is used to support pallet and angulation, and pallet one end is movably connected on the base 33, and the pallet front is provided with radiator structure 311, this radiator structure is one to the positive recessed groove of pallet, this groove is positioned at the middle part in pallet front, and after notebook computer was positioned on the pallet, groove provided heat-dissipating space for notebook computer.Tray back is connected with movable support frame 32, and movable support frame 32 can be placed in the grooves different on the base 33, thereby pallet can form different inclination angles with base, and described base front portion is provided with installs chamber 34.Audio interface admission controller 16 and loudspeaker 17 are fixed in to be installed in the chamber 34.USB connector on the audio interface admission controller 16 is a USB connecting line 18, and these USB connecting line 18 1 ends are positioned at installs chamber 34 outsides.Chamber 34 sides are installed are provided with USB extension socket 38, USB extension socket 38 is electrically connected with audio interface admission controller 16.Simultaneously with the corresponding USB extension sockets 38 that connect of a plurality of USB device, Data transmission mutually between USB device and the notebook computer.
Claims (9)
1. the cooling stand that can play the notebook computer of vocal music, comprise cooling stand, it is characterized in that: described cooling stand is provided with the chamber that loudspeaker is installed, this installation cavity is indoor also to be provided with an audio interface admission controller with USB connector, the digital audio and video signals that this audio interface admission controller will come from the usb bus interface of notebook computer is converted to simulated audio signal, and output after amplifying; Also comprise and be fixed in the indoor some loudspeakers of installation cavity, loudspeaker is connected with the output terminal of audio interface admission controller, and the simulated audio signal that this loudspeaker will come from the output of audio interface admission controller is converted into vocal signal output.
2. the cooling stand of playing the notebook computer of vocal music according to claim 1, it is characterized in that: described cooling stand comprises left and right supporting seat and has the sound tube that chamber is installed that sound tube two ends are individually fixed in the through hole that is provided with on the left and right supporting seat.
3. the cooling stand of playing the notebook computer of vocal music according to claim 2 is characterized in that: described cooling stand also comprises a plurality of pull bars, and each pull bar one end is connected with left supporting seat, and the other end is connected with right supporting seat.
4. the cooling stand of playing the notebook computer of vocal music according to claim 1, it is characterized in that: described cooling stand comprises base, pallet and the movable support frame that is used to support pallet and angulation, pallet one end is movably connected on the base, the pallet front is provided with radiator structure, its back side is connected with movable support frame, movable support frame is fixedlyed connected with base, and described base front portion is provided with the installation chamber.
5. the cooling stand of playing the notebook computer of vocal music according to claim 1, it is characterized in that: described audio interface admission controller comprises the USB transceiver that is connected with USB connector, this USB transceiver is used for the sequential and the logic control of usb bus, and by usb bus transmitting-receiving DAB number number; And the data-carrier store that is connected with the USB transceiver, data-carrier store is used for the digital audio-frequency data of buffer memory from the output of USB transceiver; And the audio-frequency power amplifier after amplifying, exported of the digital audio and video signals that will come from data-carrier store; And the logic controller that is connected with USB transceiver, data-carrier store, audio-frequency power amplifier respectively; And the voltage transitions that will come from USB interface output becomes the power supervisor of standard operation voltage output.
6. the cooling stand of playing the notebook computer of vocal music according to claim 5 is characterized in that: described data-carrier store is a pushup storage, or random access memory.
7. the cooling stand of playing the notebook computer of vocal music according to claim 5, it is characterized in that: described audio interface admission controller also comprises the digital sample frequency converter of supporting multiple digitized audio samples frequency, and this digital sample frequency converter is connected between data-carrier store and the audio-frequency power amplifier.
8. the cooling stand of playing the notebook computer of vocal music according to claim 1, it is characterized in that: described audio interface admission controller comprises USB transceiver, audio-frequency power amplifier, the power supervisor with controller and storer, and described USB transceiver receives the digital audio and video signals of the usb bus interface output of notebook computer; Audio-frequency power amplifier amplifies back output with the sound signal of USB transceiver output; After power supervisor will come from the voltage transitions of usb bus interface output, for USB transceiver and audio-frequency power amplifier provide standard operation voltage.
9. the cooling stand of playing the notebook computer of vocal music according to claim 8, it is characterized in that: described audio interface admission controller also comprises the digital sample frequency converter of supporting multiple digitized audio samples frequency, and this digital sample frequency converter is connected between USB transceiver and the audio-frequency power amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101567413A CN101369178B (en) | 2008-09-25 | 2008-09-25 | Cooling stand for notebook computer capable of playing music |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101567413A CN101369178B (en) | 2008-09-25 | 2008-09-25 | Cooling stand for notebook computer capable of playing music |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101369178A CN101369178A (en) | 2009-02-18 |
| CN101369178B true CN101369178B (en) | 2011-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101567413A Expired - Fee Related CN101369178B (en) | 2008-09-25 | 2008-09-25 | Cooling stand for notebook computer capable of playing music |
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| CN (1) | CN101369178B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104932646A (en) * | 2015-07-04 | 2015-09-23 | 苏州塔可盛电子科技有限公司 | Cooling base with music playing function |
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- 2008-09-25 CN CN2008101567413A patent/CN101369178B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101369178A (en) | 2009-02-18 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Tailong Electronics and Acoustics Co., Ltd. Assignor: Yang Min Contract record no.: 2011320000828 Denomination of invention: Cooling stand for notebook computer capable of playing music Granted publication date: 20110413 License type: Exclusive License Open date: 20090218 Record date: 20110613 |
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| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Changzhou Tailong Electronics and Acoustics Co., Ltd. Assignor: Yang Min Contract record no.: 2011320000828 Date of cancellation: 20130227 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20170925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |