CN205485244U - Projecting apparatus focusing system based on remote control technology - Google Patents
Projecting apparatus focusing system based on remote control technology Download PDFInfo
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- CN205485244U CN205485244U CN201620143964.6U CN201620143964U CN205485244U CN 205485244 U CN205485244 U CN 205485244U CN 201620143964 U CN201620143964 U CN 201620143964U CN 205485244 U CN205485244 U CN 205485244U
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- remote controller
- wireless receiver
- central processing
- focusing system
- projector
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Abstract
The utility model discloses a projecting apparatus focusing system based on remote control technology, including remote controller and projecting apparatus terminal, the projecting apparatus terminal includes wireless receiver, central processing unit, drive control chip and step motor, the remote controller is connected with wireless receiver through wireless mode, wireless receiver and central processing unit are connected, central authorities' connector is connected with the drive control chip, the drive control chip is connected with step motor. The utility model discloses a remote controller sends the order and infories central processing unit control motor to do corotation or reversal, and the motor gos to definite position to according to drive circuit's control, realizes the remote focus control function, has overcome the inconvenient nature of manual focusing among the prior art to strengthened user experience, simple structure has good economy and social moreover. The utility model discloses but wide application in various projecting apparatus focusing system.
Description
Technical field
This utility model relates to projector field, particularly relates to the focusing system of a kind of projector.
Background technology
Smart projector, also known as scialyscope, is a kind of by some audio-visual equipment projected on curtain or wall such as picture, videos.At present, projector is mainly used in office, and teaching, smart projector is mainly used in home entertaining.
In conventional projector, its core component is ray machine.Under different distance, environment, use projector, need the focal length of ray machine camera lens in regulation projection, so that the picture projected becomes apparent from.So, general projector has corresponding lens focusing motor, or manual focusing rod.
Traditional projector uses manual focusing, by structural devices such as gears, manually goes focusing, cumbersome, and especially for suspension type or wall-mounted, manual focusing is unable to reach requirement at all.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide the remote focus control system of a kind of projector.
This utility model be the technical scheme is that
This utility model basic conception is, a kind of projector focusing system based on telecontrol engineering, including remote controller and projector terminal, described projector terminal includes wireless receiver, central processing unit, driving control chip and stepper motor, described remote controller is wirelessly connected with wireless receiver, described wireless receiver is connected with central processing unit, described central processing unit is connected with driving control chip, described driving control chip is connected with stepper motor, and described remote controller is provided with the remote keying for regulating projection focal length.
As this utility model the first preferred embodiment, described remote controller is IR remote controller, blue Tooth remote controller or 2.4G Digiplex, and described wireless receiver is infrared remote receiver, Bluetooth Receiver or 2.4G wireless receiver.Instruction silk-screen it is provided with in described remote keying.
As this utility model the second preferred embodiment, described remote controller is intelligent mobile terminal, and described wireless receiver is WIFI communication module or bluetooth communication.
Preferably, also include that Projection Display module, the described input of Projection Display module are connected with the outfan of central processing module.
The beneficial effects of the utility model are:
This utility model sends commands to notify that central processing unit controls motor and rotates forward or invert by remote controller, motor is according to the control of drive circuit, forward defined location to, realize remote focus control function, overcome the inconvenience of manual focusing in prior art, thus enhance Consumer's Experience, and simple in construction, there is good economic and social benefit.
This utility model can be widely applied to various projector focusing system.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further:
Fig. 1 is the structured flowchart of a kind of embodiment of this utility model.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
As shown in Figure 1, this utility model basic conception is, a kind of projector focusing system based on telecontrol engineering, including remote controller and projector terminal, described projector terminal includes wireless receiver, central processing unit, driving control chip and stepper motor, and described remote controller is wirelessly connected with wireless receiver, and described wireless receiver is connected with central processing unit, described central processing unit is connected with driving control chip, and described driving control chip is connected with stepper motor.
Wherein, stepper motor can realize accurately controlling, minimum step angle 0.1 degree.
As this utility model the first preferred embodiment, described remote controller is IR remote controller, blue Tooth remote controller or 2.4G Digiplex etc., and described wireless receiver is infrared remote receiver, Bluetooth Receiver or 2.4G wireless receiver etc..IR remote controller can use the projector remote controller of customization, IR remote controller adds focusing and controls button 2, be respectively upper regulating key and lower regulating key, two buttons are respectively provided with instruction silk-screen.
As this utility model the second preferred embodiment, described remote controller is intelligent mobile terminal, and described wireless receiver is WIFI communication module or bluetooth communication.
Further, remote signal is transferred to described central processing unit by described WIFI communication module or bluetooth communication, and described central processing unit operation motor driving chip drives stepper motor, it is achieved function of remotely focusing.
This utility model sends commands to notify that central processing unit controls motor and rotates forward or invert by remote controller, motor is according to the control of drive circuit, forward defined location to, realize remote focus control function, overcome the inconvenience of manual focusing in prior art, thus enhance Consumer's Experience, and simple in construction, there is good economic and social benefit.
Preferably, this embodiment also includes that Projection Display module, the described input of Projection Display module are connected with the outfan of central processing module.Can be shown on the projection screen by Projection Display module and feed back focusing result, it is achieved the visual feedback of action that user is focused.
It addition, this utility model realizes focusing Projection Display by Projection Display module, can carry out drawing direction clockwise or counter-clockwise according to positive and negative rotation of motor and rotate, feed back intuitively to user.
This utility model can be widely applied to various projector focusing system.
It is above preferable enforcement of the present utility model is illustrated, but innovation and creation are not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement on the premise of this utility model spirit, and deformation or the replacement of these equivalents are all contained in the application claim limited range.
Claims (5)
1. a projector focusing system based on telecontrol engineering, it is characterized in that, including remote controller and projector terminal, described projector terminal includes wireless receiver, central processing unit, driving control chip and stepper motor, described remote controller is wirelessly connected with wireless receiver, described wireless receiver is connected with central processing unit, described central processing unit is connected with driving control chip, described driving control chip is connected with stepper motor, and described remote controller is provided with the remote keying for regulating projection focal length.
A kind of projector focusing system based on telecontrol engineering the most according to claim 1, it is characterized in that: described remote controller is IR remote controller, blue Tooth remote controller or 2.4G Digiplex, described wireless receiver is infrared remote receiver, Bluetooth Receiver or 2.4G wireless receiver.
A kind of projector focusing system based on telecontrol engineering the most according to claim 2, it is characterised in that: it is provided with instruction silk-screen in described remote keying.
A kind of projector focusing system based on telecontrol engineering the most according to claim 1, it is characterised in that: described remote controller is intelligent mobile terminal, and described wireless receiver is WIFI communication module or bluetooth communication.
5. according to a kind of based on telecontrol engineering the projector focusing system described in any one of Claims 1-4, it is characterised in that: also include that Projection Display module, the described input of Projection Display module are connected with the outfan of central processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143964.6U CN205485244U (en) | 2016-02-25 | 2016-02-25 | Projecting apparatus focusing system based on remote control technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143964.6U CN205485244U (en) | 2016-02-25 | 2016-02-25 | Projecting apparatus focusing system based on remote control technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205485244U true CN205485244U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620143964.6U Active CN205485244U (en) | 2016-02-25 | 2016-02-25 | Projecting apparatus focusing system based on remote control technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110673294A (en) * | 2019-10-10 | 2020-01-10 | 青岛海信激光显示股份有限公司 | Focusing method and projection system |
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2016
- 2016-02-25 CN CN201620143964.6U patent/CN205485244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110673294A (en) * | 2019-10-10 | 2020-01-10 | 青岛海信激光显示股份有限公司 | Focusing method and projection system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |