CN102932616A - Liquid crystal display television with wall painting function - Google Patents
Liquid crystal display television with wall painting function Download PDFInfo
- Publication number
- CN102932616A CN102932616A CN2012104744702A CN201210474470A CN102932616A CN 102932616 A CN102932616 A CN 102932616A CN 2012104744702 A CN2012104744702 A CN 2012104744702A CN 201210474470 A CN201210474470 A CN 201210474470A CN 102932616 A CN102932616 A CN 102932616A
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- liquid crystal
- crystal display
- collecting microphone
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- microphone
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Abstract
The invention discloses a liquid crystal display television with a wall painting function, which is composed of a front framework, a rear cover, a pedestal and a liquid crystal display. A rectangular shell internally provided with a scroll is mounted on the upper part of the front framework. A scroll motor, a power supply, a power switch, a control circuit and a noise collecting microphone are further mounted in the shell. A canvas with patterns is wound on the scroll. One end of the canvas is wound on the scroll and the other end is provided with an elongated counter weight. A sound collecting microphone is further stretched out of the shell. The sound collecting microphone and the noise collecting microphone are in a diagonal installation manner on the canvas. Through the liquid crystal display television with the wall painting function, the liquid crystal display is protected from being affected by dust when the television is not used on the basis that the original structure of the television is unchanged, and the appearance is relatively novel.
Description
Technical field
The present invention relates to a kind of band mural painting function LCD TV.
Background technology
With the progress of doing society, LCD TV progressively spreads to every household, the LCD TV characteristics that not only view reception effect is relatively good but also it is ultra-thin more and more obtain everybody approval, look just as a width of cloth is drawn, so many families all hang LCD TV on the wall, also there is a problem in this, at first be when not televiewing, TV extremely affects attractive in appearance just as a black cloth extension on the wall, in addition because liquid crystal display screen extremely easily adsorbs dust, so actual one is long, it is just very dirty that video screen seems, not only affects the view reception effect that also affects attractive in appearance, but since liquid crystal display screen more expensive generally be not allow careless wiping, for this reason many other just not be afraid of trouble be a LCD TV cover cover, try out so very trouble nor be beneficial to LCD TV and dispel the heat, affect the LCD TV life-span.
Summary of the invention
The present invention designs in order to solve existing these known problems just, the present invention relies on following technical proposals to realize, a kind of band mural painting function LCD TV, by front frame, bonnet, base and liquid crystal display screen form, the top of former frame is equipped with the rectangular housing of an inner spool of tape, reel motor also is installed in housing, power supply, mains switch, control circuit, noise is collected microphone, be wound with patterned painting canvas at spool, one end of painting canvas is wrapped on the spool, the other end is equipped with the counterweight of a strip, on housing, also draw a sound collecting microphone, this sound collecting microphone is collected microphone with noise and is become the diagonal mounting means at painting canvas, control circuit comprises a timing circuit and comparison circuit, comparison circuit be one with the operational amplifier of forward and reverse input, when we use, the Fresco device housing is placed on the LCD TV top, the sound collecting microphone is fixed on the television set speaker outlet sound mouth with double faced adhesive tape, open Fresco device and liquid crystal television power supply switch, at this time sound owing to LCD TV, so the sound that the sound collecting microphone is received is sound of television and ambient noise, noise on the Fresco device is collected microphone because away from television set speaker, so the sound of income mainly is ambient noise, the sound that also comprises television image in the ambient noise, but be far smaller than the sound of the television image that the sound collecting microphone receives, namely noise is collected sound gross power that microphone receives and is less than that sound collection means receives, the voltage of this two-way microphone is delivered to respectively forward and reverse input of operational amplifier when us, because the level that the sound positive input is sent here by the sound collecting microphone is far above the reverse input end level, at this time operational amplifier is exported high level, rotate painting canvas rollback spool by reel motor by control circuit, in housing, also be designed with a stop bit switch, after touching the painting canvas counterweight, stop reel motor work, after the LCD TV shutdown, because what sound collecting microphone and noise collection microphone were received all is ambient noise, so at this time the forward and reverse level of receiving of operational amplifier is identical, the operational amplifier output low level, the low level of operational amplifier output at first triggers a timing circuit, this timing circuit is a delayed startup circuit, in order to prevent that reel motor from producing misoperation when the television image short time is noiseless, about operated by rotary motion 5 minutes, after delay circuit time-delay finishes, painting canvas is sent by the reel motor reverse rotation by control circuit and is blocked before liquid crystal display screen.
Beneficial effect of the present invention is: realized not only can protecting when not televiewing liquid crystal display screen not to be subjected to the impact of dust but also also relatively more novel in appearance on the basis of the structure that does not change original television set.
Description of drawings
Accompanying drawing 1 is the schematic diagram of band mural painting function LCD TV of the present invention.
Embodiment
Lower now please in detail referring to these accompanying drawings, now by reference to the accompanying drawings invention is further described, accompanying drawing 1 is one embodiment of the present of invention, a kind of band mural painting function LCD TV, by front frame 107, bonnet 109, base 110 and liquid crystal display screen 112 form, the top of former frame 107 is equipped with the rectangular housing 102 of an inner spool of tape 113, reel motor 111 also is installed in housing 102, power supply 114, mains switch 103, control electricity 115, noise is collected microphone 101, be wound with patterned painting canvas 105 at spool 113, one end of painting canvas 105 is wrapped on the spool 113, the other end is equipped with the counterweight 106 of a strip, on housing 102, also draw a sound collecting microphone 104, this sound collecting microphone 104 is collected microphone 101 at 105 one-tenth diagonal mounting meanss of painting canvas with noise. and control circuit 115 comprises a timing circuit and comparison circuit, comparison circuit be one with the operational amplifier of forward and reverse input, when we use, Fresco device housing 102 is placed on the LCD TV top, sound collecting microphone 104 usefulness double faced adhesive tapes are fixed on the loudspeaker outlet sound mouth, open Fresco device switch 103 and liquid crystal television power supply switch, at this time sound owing to LCD TV, so the sound that sound collecting microphone 104 is received is sound of television and ambient noise, noise on the Fresco device is collected microphone 101 because away from loudspeaker, so the sound of income mainly is ambient noise, the sound that also comprises television image in the ambient noise, but be far smaller than the sound of the television image that sound collecting microphone 104 receives, the sound gross power that namely noise collection microphone 101 is received is less than the sound that sound collecting microphone 104 is received, the voltage of this two-way microphone is delivered to respectively forward and reverse input of operational amplifier when us, because the level that the sound positive input is sent here by sound collecting microphone 104 is far above the reverse input end level, at this time operational amplifier is exported high level, rotate painting canvas 105 rollback spools 113 by reel motor 111 by control circuit, also be designed with a stop bit switch 102 li of housings, after touching painting canvas counterweight 106, stop reel motor 111 work, after the LCD TV shutdown, because what sound collecting microphone 104 and noise collection microphone 101 were received all is ambient noise, so at this time the forward and reverse level of receiving of operational amplifier is identical, the operational amplifier output low level, the low level of operational amplifier output at first triggers a timing circuit, this timing circuit is a delayed startup circuit, in order to prevent that reel motor 111 from producing misoperation when the television image short time is noiseless, about operated by rotary motion 5 minutes, after delay circuit time-delay finishes, painting canvas 105 is sent by reel motor 111 reverse rotations by control circuit and blocked before liquid crystal display screen.
Although the present invention gives illustration with regard to its preferred embodiment, the person skilled in the art is understood that, in the spirit and scope of the present invention defined in described claims, also can make all changes and change to the present invention.
Claims (3)
1. be with mural painting function LCD TV for one kind, by front frame, bonnet, base and liquid crystal display screen form, it is characterized in that the top of former frame is equipped with the rectangular housing of an inner spool of tape, reel motor also is installed in housing, power supply, mains switch, control circuit, noise is collected microphone, be wound with patterned painting canvas at spool, an end of painting canvas is wrapped on the spool, and the other end is equipped with the counterweight of a strip, also draw a sound collecting microphone on housing, this sound collecting microphone is fixed near the outlet sound mouth of liquid crystal TV set loud speaker.
2. a kind of band mural painting function LCD TV as claimed in claim 1 is characterized in that, described control circuit comprises a timing circuit and a comparison circuit.
3. a kind of band mural painting function LCD TV as claimed in claim 2 is characterized in that described comparison circuit is comprised of an operational amplifier with forward and reverse input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104744702A CN102932616A (en) | 2012-11-21 | 2012-11-21 | Liquid crystal display television with wall painting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104744702A CN102932616A (en) | 2012-11-21 | 2012-11-21 | Liquid crystal display television with wall painting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102932616A true CN102932616A (en) | 2013-02-13 |
Family
ID=47647304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104744702A Pending CN102932616A (en) | 2012-11-21 | 2012-11-21 | Liquid crystal display television with wall painting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102932616A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2847809Y (en) * | 2005-12-05 | 2006-12-13 | 尹宇清 | Screen protective cover |
| KR20070029497A (en) * | 2005-09-09 | 2007-03-14 | 주식회사 대우일렉트로닉스 | Projection tv for purifying the air |
| CN2924965Y (en) * | 2006-07-05 | 2007-07-18 | 四川长虹电器股份有限公司 | Television receiver curtain device |
| CN201048440Y (en) * | 2007-05-21 | 2008-04-16 | 蒋建兴 | Full-automatic television energy-saving dust remover |
-
2012
- 2012-11-21 CN CN2012104744702A patent/CN102932616A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070029497A (en) * | 2005-09-09 | 2007-03-14 | 주식회사 대우일렉트로닉스 | Projection tv for purifying the air |
| CN2847809Y (en) * | 2005-12-05 | 2006-12-13 | 尹宇清 | Screen protective cover |
| CN2924965Y (en) * | 2006-07-05 | 2007-07-18 | 四川长虹电器股份有限公司 | Television receiver curtain device |
| CN201048440Y (en) * | 2007-05-21 | 2008-04-16 | 蒋建兴 | Full-automatic television energy-saving dust remover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130213 |