CN112433439A - Multifunctional wall TV and application system thereof - Google Patents
Multifunctional wall TV and application system thereof Download PDFInfo
- Publication number
- CN112433439A CN112433439A CN202011391033.5A CN202011391033A CN112433439A CN 112433439 A CN112433439 A CN 112433439A CN 202011391033 A CN202011391033 A CN 202011391033A CN 112433439 A CN112433439 A CN 112433439A
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- China
- Prior art keywords
- module
- controller
- mobile phone
- projection cloth
- signal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004744 fabric Substances 0.000 claims abstract description 27
- 238000004804 winding Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 7
- 244000043261 Hevea brasiliensis Species 0.000 claims description 3
- 229920003052 natural elastomer Polymers 0.000 claims description 3
- 229920001194 natural rubber Polymers 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000004438 eyesight Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Abstract
The invention discloses a multifunctional wall surface TV and an application system thereof, and the multifunctional wall surface TV comprises a fixed block, projection cloth and a mobile phone, wherein the front end of the fixed block is connected with a winding box through a bolt, one side of the winding box is fixedly connected with a connecting wire and is electrically connected with the inside of the fixed block, the other side of the winding box is fixedly connected with a motor box, the bottom of the winding box is provided with a rectangular opening, the projection cloth is arranged inside the opening, the projection cloth is made of special materials, the bottom of the projection cloth is fixedly connected with a fixed rod, the front end of the projection cloth is provided with the mobile phone, and the front end of the mobile phone is projected with a projection and is projected on the surface of the projection cloth.
Description
Technical Field
The invention relates to the technical field of wall TV, in particular to a multifunctional wall TV and an application system thereof.
Background
With the continuous improvement of the living standard of people, the mobile phone becomes an essential tool in work and life in the current common life of people.
Due to the limited screen size of the mobile phone, when people watch the mobile phone screen for a long time, especially watch mobile phone videos for a long time, the blue light on the mobile phone screen can damage the eyes of people, and the eyesight health of people is seriously affected.
Therefore, there is an urgent need to develop a technology that allows people to conveniently and healthily view the content displayed on the screen of the mobile phone, and avoids the damage of the blue light of the screen of the mobile phone to the eyesight of people. Therefore, we improve this and propose a multifunctional wall TV and its operation system.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses a multifunctional wall surface TV which comprises a fixed block, projection cloth and a mobile phone, wherein the front end of the fixed block is connected with a winding box through a bolt, one side of the winding box is fixedly connected with a connecting wire and is electrically connected with the inside of the fixed block, the other side of the winding box is fixedly connected with a motor box, the bottom of the winding box is provided with a rectangular opening, the projection cloth is arranged inside the opening and is made of special materials, the bottom of the projection cloth is fixedly connected with a fixed rod, the front end of the projection cloth is provided with the mobile phone, and the front end of the mobile phone is projected with a projection and is projected on the surface of the projection cloth.
As a preferred technical scheme of the present invention, a driving motor is arranged inside the motor box, an output shaft of the driving motor is fixedly connected with a rotating shaft, and a bearing is arranged at a front end of the rotating shaft and fixed on an inner wall of the winding box.
As a preferred technical scheme of the invention, the outer side of the rotating shaft is fixedly connected with a winding roller, two sides of the winding roller are respectively and symmetrically and fixedly provided with a baffle plate, and the baffle plates are made of natural rubber materials.
The utility model provides a multi-functional wall TV application system, includes the controller, inside eyeshield module and the image processing module of being equipped with of controller, the inside of fixed block is equipped with power module, and through the connecting wire with eyeshield module and image processing module electric connection.
As a preferred technical scheme of the present invention, the controller and the mobile phone are respectively provided with a signal module inside, the signal module is composed of a signal receiving module and a signal transmitting module, and the mobile phone is provided with a mobile phone bluetooth module inside and is in signal connection with the internal signal module of the controller.
As a preferred technical solution of the present invention, a voice processing module is disposed inside the controller, the voice processing module is composed of a voice acquisition module and a voice generation module, and a data processing module is disposed inside the controller and connected to the voice acquisition module.
As a preferred technical solution of the present invention, a visible light infrared module and a storage module are disposed inside the controller, and the visible light infrared module is connected to the data processing module.
As a preferred technical solution of the present invention, a video decoder is disposed inside the mobile phone, the video decoder is an analog-to-digital converter ADC, and a power display driving module is disposed inside the controller and is in signal connection with the video decoder.
The invention has the beneficial effects that: the controller is internally provided with an eye protection module and an image processing module, the inside of the fixed block is provided with a power supply module, the fixed block is electrically connected with the eye protection module and the image processing module through connecting wires, the inside of the controller and the mobile phone is respectively provided with a signal module, the signal module consists of a signal receiving module and a signal transmitting module, the inside of the mobile phone is provided with a mobile phone Bluetooth module and is in signal connection with the internal signal module of the controller, the inside of the controller and the mobile phone is respectively provided with a signal module for receiving signals sent by the mobile phone Bluetooth module and then forwarding the signals to the image projected by the signal transmitting module, the inside of the controller is provided with a voice processing module, the voice processing module consists of a voice acquisition module and a voice sounding module, the inside of the controller is provided with a data processing module and is connected with the voice acquisition module, and the voice processing module is arranged inside the controller to facilitate the, meanwhile, a data processing module is arranged in the controller, so that internal data can be processed conveniently, a visible light infrared module and a storage module are arranged in the controller, the visible light infrared module is connected with the data processing module, the visible light infrared module and the storage module are arranged in the controller, so that infrared receiving can be performed conveniently, data can be stored through the storage module, a video decoder is arranged in the mobile phone, the video decoder is an analog-to-digital converter (ADC), a power display driving module is arranged in the controller, the controller is in signal connection with the video decoder, and the video decoder is arranged in the mobile phone and used for decoding and playing image videos of the mobile phone.
Drawings
FIG. 1 is a schematic diagram of a multifunctional wall TV and its operation system according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a multifunctional wall TV and its operation system according to the present invention;
FIG. 3 is a schematic diagram of a system architecture of a multifunctional wall TV and an operating system thereof according to the present invention;
FIG. 4 is a schematic circuit diagram of a multifunctional wall TV and its operation system according to the present invention.
In the figure: 1. a fixed block; 2. a coiling box; 3. a controller; 4. a connecting wire; 5. a motor box; 6. a projection cloth; 7. fixing the rod; 8. a mobile phone; 9. projecting; 10. a drive motor; 11. a rotating shaft; 12. a wind-up roll; 13. and a bearing.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1 to 4, the multifunctional wall TV of the present invention includes a fixing block 1, a projection cloth 6 and a mobile phone 8, wherein a winding box 2 is bolted to the front end of the fixing block 1, a connecting wire 4 is fixedly connected to one side of the winding box 2 and electrically connected to the inside of the fixing block 1, a motor box 5 is fixedly connected to the other side of the winding box 2, a rectangular opening is formed in the bottom of the winding box 2, the projection cloth 6 is disposed inside the opening, the projection cloth 6 is made of a special material, a fixing rod 7 is fixedly connected to the bottom of the projection cloth 6, the mobile phone 8 is disposed at the front end of the projection cloth 6, and a projection 9 is projected at the front end of the mobile phone 8 and projected on the surface of the projection cloth 6.
Wherein, the inside of motor box 5 is equipped with driving motor 10, and driving motor 10's output shaft fixedly connected with pivot 11, and the front end of pivot 11 is equipped with bearing 13 to fix the inner wall at coiling box 2, be equipped with driving motor 10 in the inside of motor box 5 and can drive the rotation of pivot 11 and accomplish the coiling of projection cloth and handle, practice thrift certain space.
Wherein, the outside fixedly connected with wind-up roll 12 of pivot 11, the both sides of wind-up roll 12 are the fixed baffle that is equipped with of symmetry respectively, and the baffle adopts natural rubber material to make, and the both sides of wind-up roll 12 are the fixed baffle that is equipped with of symmetry respectively makes more neat that its projection cloth can be rolled up.
The utility model provides a multi-functional wall TV application system, includes controller 3, 3 inside eyeshield modules and the image processing module of being equipped with of controller, and the inside of fixed block 1 is equipped with power module, and through connecting wire and eyeshield module and image processing module electric connection.
The controller 3 and the mobile phone 8 are respectively provided with a signal module inside, the signal module is composed of a signal receiving module and a signal transmitting module, the mobile phone 8 is provided with a mobile phone Bluetooth module inside and is in signal connection with the internal signal module of the controller 3, and the controller 3 and the mobile phone 8 are respectively provided with a signal module inside for receiving signals sent by the mobile phone Bluetooth module and then forwarding the signals to an image projected by the signal transmitting module.
Wherein, the inside of controller 3 is equipped with speech processing module, and speech processing module comprises voice acquisition module and pronunciation module, and the inside of controller 3 is equipped with data processing module to be connected with voice acquisition module, be equipped with speech processing module in the inside of controller 3 and be convenient for control the pronunciation of transmission, be equipped with data processing module in the inside of controller 3 simultaneously and be convenient for handle inside data.
Wherein, the inside of controller 3 is equipped with visible light infrared module and storage module, and visible light infrared module is connected with data processing module, is equipped with visible light infrared module and storage module in the inside of controller 3 and is convenient for carry out infrared ray and receive and carry out the storage of data through storage module.
The mobile phone 8 is internally provided with a video decoder which is an analog-to-digital converter (ADC), the controller 3 is internally provided with a power display driving module and is in signal connection with the video decoder, the mobile phone 8 is internally provided with the video decoder for decoding and playing image videos, and the controller 3 is internally provided with the power display driving module for driving a power supply conveniently.
The working principle is as follows: firstly, whether the device is normal is checked, when the checking is finished, the device is powered on, a driving motor 10 is arranged inside a motor box 5, an output shaft of the driving motor 10 is fixedly connected with a rotating shaft 11, a bearing 13 is arranged at the front end of the rotating shaft 11 and is fixed on the inner wall of a winding box 2, the driving motor 10 is arranged inside the motor box 5 and can drive the rotating shaft 11 to rotate so as to complete the winding processing of the projection cloth, a certain space is saved, an eye protection module and an image processing module are arranged inside a controller 3, a power supply module is arranged inside a fixed block 1 and is electrically connected with the eye protection module and the image processing module through connecting wires, signal modules are respectively arranged inside the controller 3 and a mobile phone 8, each signal module consists of a signal receiving module and a signal transmitting module, a mobile phone Bluetooth module is arranged inside the mobile phone 8 and is in signal connection with the internal signal module of the, the controller 3 and the mobile phone 8 are respectively internally provided with a signal module for receiving a signal sent by the mobile phone Bluetooth module and then transmitting the signal to an image projected by the signal emission module, the controller 3 is internally provided with a voice processing module which consists of a voice acquisition module and a voice sounding module, the controller 3 is internally provided with a data processing module and is connected with the voice acquisition module, the controller 3 is internally provided with the voice processing module to facilitate control of transmitted voice, the controller 3 is internally provided with the data processing module to facilitate processing of internal data, the controller 3 is internally provided with a visible light infrared module and a storage module which are connected with the data processing module, the controller 3 is internally provided with the visible light infrared module and the storage module to facilitate infrared ray receiving and data storage through the storage module, the inside of cell-phone 8 is equipped with video decoder, and video decoder is ADC, and the inside of controller 3 is equipped with power display drive module to with video decoder signal connection, be equipped with video decoder in the inside of cell-phone 8 and decode its image video and play, be equipped with the drive that power display drive module is convenient for carry out the power in the inside of controller 3 simultaneously.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A multifunctional wall TV comprises a fixed block (1), a projection cloth (6) and a mobile phone (8), it is characterized in that the front end of the fixed block (1) is connected with a coiling box (2) by a bolt, one side of the coiling box (2) is fixedly connected with a connecting wire (4), and is electrically connected with the inside of the fixed block (1), the other side of the coiling box (2) is fixedly connected with a motor box (5), the bottom of the rolling box (2) is provided with a rectangular opening, the inside of the opening is provided with a projection cloth (6), the projection cloth (6) is made of special materials, the bottom of the projection cloth (6) is fixedly connected with a fixed rod (7), the front end of the projection cloth (6) is provided with a mobile phone (8), and the front end of the mobile phone (8) is projected with a projection (9) and projected on the surface of the projection cloth (6).
2. A multifunctional wall TV as claimed in claim 1, wherein the motor box (5) is provided with a driving motor (10) inside, an output shaft of the driving motor (10) is fixedly connected with a rotating shaft (11), and a bearing (13) is provided at the front end of the rotating shaft (11) and fixed on the inner wall of the winding box (2).
3. The multifunctional wall TV set according to claim 2, wherein a winding roller (12) is fixedly connected to the outer side of the rotating shaft (11), and baffles are symmetrically and fixedly arranged on two sides of the winding roller (12) respectively and are made of natural rubber materials.
4. The utility model provides a multi-functional wall TV application system, includes controller (3), its characterized in that, inside eyeshield module and the image processing module of being equipped with of controller (3), the inside of fixed block (1) is equipped with power module, and through the connecting wire with eyeshield module and image processing module electric connection.
5. The multifunctional wall TV application system according to claim 1, wherein the controller (3) and the mobile phone (8) are respectively provided with a signal module, the signal module is composed of a signal receiving module and a signal transmitting module, and the mobile phone (8) is provided with a mobile phone Bluetooth module and is in signal connection with the internal signal module of the controller (3).
6. The multifunctional wall TV application system according to claim 4, wherein a voice processing module is arranged inside the controller (3), the voice processing module is composed of a voice acquisition module and a voice generation module, and a data processing module is arranged inside the controller (3) and connected with the voice acquisition module.
7. The multifunctional wall TV application system according to claim 4, wherein the controller (3) is internally provided with a visible light infrared module and a storage module, and the visible light infrared module is connected with the data processing module.
8. The multifunctional wall TV application system according to claim 4, wherein a video decoder is arranged inside the mobile phone (8), the video decoder is an analog-to-digital converter (ADC), and a power display driving module is arranged inside the controller (3) and is in signal connection with the video decoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011391033.5A CN112433439A (en) | 2020-12-02 | 2020-12-02 | Multifunctional wall TV and application system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011391033.5A CN112433439A (en) | 2020-12-02 | 2020-12-02 | Multifunctional wall TV and application system thereof |
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| Publication Number | Publication Date |
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| CN112433439A true CN112433439A (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011391033.5A Pending CN112433439A (en) | 2020-12-02 | 2020-12-02 | Multifunctional wall TV and application system thereof |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201594167U (en) * | 2009-11-20 | 2010-09-29 | 江苏惠通集团有限责任公司 | Portable projecting apparatus for miniature terminal device |
| CN102256014A (en) * | 2011-07-13 | 2011-11-23 | 南京大学 | Smart phone with projection function |
| CN104007605A (en) * | 2013-02-22 | 2014-08-27 | 上海科斗电子科技有限公司 | Folding display screen |
| CN104076590A (en) * | 2013-07-18 | 2014-10-01 | 腾讯科技（深圳）有限公司 | Micro-projection display device and adjustable display screen |
| CN105911810A (en) * | 2016-07-01 | 2016-08-31 | 界首市菁华科技信息咨询服务有限公司 | Sound screen bar of integrating sound box and electric curtain and projection equipment |
| CN206649496U (en) * | 2017-01-19 | 2017-11-17 | 广景视睿科技（深圳）有限公司 | A kind of object identification and projection interactive device |
| CN207074339U (en) * | 2017-05-02 | 2018-03-06 | 李萍 | A kind of computer teaching projection screen |
| CN207318925U (en) * | 2017-05-08 | 2018-05-04 | 新昌县城南乡王氏机械配件厂 | A kind of computer teaching projection screen |
| CN108282691A (en) * | 2018-02-11 | 2018-07-13 | 天津大学 | A kind of small portable wireless phone optical projection system |
| CN207910867U (en) * | 2018-03-21 | 2018-09-25 | 上海豪成通讯科技有限公司 | A kind of circuit that can realize projector functions simultaneously on mobile phone |
| CN208737204U (en) * | 2018-09-21 | 2019-04-12 | 上海益信信息技术有限公司 | A kind of intelligent electric projection screen |
| CN210514926U (en) * | 2019-09-09 | 2020-05-12 | 王健铭 | Projection display device |
| CN111885330A (en) * | 2020-08-03 | 2020-11-03 | 深圳铭薪房车科技有限公司 | Mobile intelligent television with 4G and 5G |
-
2020
- 2020-12-02 CN CN202011391033.5A patent/CN112433439A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201594167U (en) * | 2009-11-20 | 2010-09-29 | 江苏惠通集团有限责任公司 | Portable projecting apparatus for miniature terminal device |
| CN102256014A (en) * | 2011-07-13 | 2011-11-23 | 南京大学 | Smart phone with projection function |
| CN104007605A (en) * | 2013-02-22 | 2014-08-27 | 上海科斗电子科技有限公司 | Folding display screen |
| CN104076590A (en) * | 2013-07-18 | 2014-10-01 | 腾讯科技（深圳）有限公司 | Micro-projection display device and adjustable display screen |
| CN105911810A (en) * | 2016-07-01 | 2016-08-31 | 界首市菁华科技信息咨询服务有限公司 | Sound screen bar of integrating sound box and electric curtain and projection equipment |
| CN206649496U (en) * | 2017-01-19 | 2017-11-17 | 广景视睿科技（深圳）有限公司 | A kind of object identification and projection interactive device |
| CN207074339U (en) * | 2017-05-02 | 2018-03-06 | 李萍 | A kind of computer teaching projection screen |
| CN207318925U (en) * | 2017-05-08 | 2018-05-04 | 新昌县城南乡王氏机械配件厂 | A kind of computer teaching projection screen |
| CN108282691A (en) * | 2018-02-11 | 2018-07-13 | 天津大学 | A kind of small portable wireless phone optical projection system |
| CN207910867U (en) * | 2018-03-21 | 2018-09-25 | 上海豪成通讯科技有限公司 | A kind of circuit that can realize projector functions simultaneously on mobile phone |
| CN208737204U (en) * | 2018-09-21 | 2019-04-12 | 上海益信信息技术有限公司 | A kind of intelligent electric projection screen |
| CN210514926U (en) * | 2019-09-09 | 2020-05-12 | 王健铭 | Projection display device |
| CN111885330A (en) * | 2020-08-03 | 2020-11-03 | 深圳铭薪房车科技有限公司 | Mobile intelligent television with 4G and 5G |
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Application publication date: 20210302 |