CN202975576U - Material object projector with changeable backlight - Google Patents
Material object projector with changeable backlight Download PDFInfo
- Publication number
- CN202975576U CN202975576U CN 201220718826 CN201220718826U CN202975576U CN 202975576 U CN202975576 U CN 202975576U CN 201220718826 CN201220718826 CN 201220718826 CN 201220718826 U CN201220718826 U CN 201220718826U CN 202975576 U CN202975576 U CN 202975576U
- Authority
- CN
- China
- Prior art keywords
- projector
- backlight
- material object
- projector body
- utility
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a material object projector with changeable backlight, which comprises a projector body (1), wherein a top panel of the projector body (1) is provided with a backlight plate (2), the periphery of the backlight plate (2) is provided with LED backlight lamps (3) which can emit light with three different colors of red, green and blue, and the projector body (1) is provided with a button (4) capable of changing the color of the LED backlight lamps (3). The material object projector provided by the utility model has the advantages of simple structure and ability of being economical and practical, and can achieves the purpose of highlighting a material object outline through changing the background color.
Description
Technical field
The utility model relates to a kind of projector for real object of variable backlight.
Background technology
The multimedia integration electrical classroom platform that a lot of schools have now promoted the use of all is equipped with projector for real object, deeply is subjected to numerous teachers and students' welcome.Can simply and easily the clear demonstration true to nature in the classroom such as printed matter, lantern slide, transparent film and three-dimensional real object be got up by projector for real object.But sometimes, the color of projector bottom surface and itself painted differentiation in kind are little, and it is not very desirable showing effect.
Summary of the invention
Technical problem to be solved in the utility model is: for the problems referred to above, provide a kind of variable backlight projector for real object, solve projector background color and the unconspicuous problem of aberration in kind.
Technical solution of the present utility model is: it comprises the projector body, the top panel of described projector body is provided with backlight, the surrounding of backlight is provided with the LED-backlit lamp that can send three kinds of different colours of red, green, blue, and the projector body is provided with the button of convertible LED-backlit lamp color.
Technique effect of the present utility model is: it has advantages of simple in structure, economical and practical, can reach the purpose that highlights profile in kind by the changing background look.
Description of drawings
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the structural representation of the utility model backlight.
Embodiment
As illustrated in fig. 1 and 2, it comprises projector body 1, the top panel of described projector body 1 is provided with backlight 2, and the surrounding of backlight 2 is provided with the LED-backlit lamp 3 that can send three kinds of different colours of red, green, blue, and projector body 1 is provided with the button 4 of convertible LED-backlit lamp 3 colors.
Background board is mainly take white translucent sheet as main, after turning on the LED lamp, and can three kinds of optics three primary colors of conversion red, green, blue.Send a kind of light transmission base plate of color, the color relation of projector for real object base plate can switch on three kinds of colors of red, green, blue at every turn, reaches the purpose of distinguishing mutually with color in kind.
Claims (1)
1. variable backlight projector for real object, comprise projector body (1), it is characterized in that, the top panel of described projector body (1) is provided with backlight (2), the surrounding of backlight (2) is provided with the LED-backlit lamp (3) that can send three kinds of different colours of red, green, blue, and projector body (1) is provided with the button (4) of convertible LED-backlit lamp (3) color.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220718826 CN202975576U (en) | 2012-12-24 | 2012-12-24 | Material object projector with changeable backlight |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220718826 CN202975576U (en) | 2012-12-24 | 2012-12-24 | Material object projector with changeable backlight |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202975576U true CN202975576U (en) | 2013-06-05 |
Family
ID=48516633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220718826 Expired - Fee Related CN202975576U (en) | 2012-12-24 | 2012-12-24 | Material object projector with changeable backlight |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202975576U (en) |
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2012
- 2012-12-24 CN CN 201220718826 patent/CN202975576U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20131224 |