CN2802624Y - Multi-image display device with backlight source - Google Patents
Multi-image display device with backlight source Download PDFInfo
- Publication number
- CN2802624Y CN2802624Y CN 200520053325 CN200520053325U CN2802624Y CN 2802624 Y CN2802624 Y CN 2802624Y CN 200520053325 CN200520053325 CN 200520053325 CN 200520053325 U CN200520053325 U CN 200520053325U CN 2802624 Y CN2802624 Y CN 2802624Y
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- China
- Prior art keywords
- screen panel
- lamp sheet
- original screen
- display device
- many images
- 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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- 238000005516 engineering process Methods 0.000 description 8
- 239000004033 plastic Substances 0.000 description 5
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- 238000004519 manufacturing process Methods 0.000 description 4
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- 239000000463 material Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
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- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The utility model relates to a many image display device who has a backlight, aim at overcome prior art's shortcoming, provide a simple structure, with low costs, job stabilization's many image display device for information display such as advertisement. The display device 1 is composed of a case 2c, a backlight source 3 used for illumination in the case, a lamp sheet mounting plate 4, a multi-image lamp sheet 5, a grating plate 6, a stable positioning mechanism 7 of the grating plate and an eccentric sheave driving mechanism 8 of the grating plate. The images on the multi-image lamp sheet 5 are formed by sequentially and repeatedly combining strip-shaped local parts extracted from two or more pictures. The grating plate 6 is composed of a transparent substrate and strips attached to the substrate and alternating between transparent and non-transparent strips. The stable positioning mechanism 7 is matched with the eccentric sheave driving mechanism 8, so that the grating plate 6 makes reciprocating linear motion relative to the multi-image lamp sheet 5, thereby realizing multi-image display.
Description
[technical field]
The utility model relates to a kind of many image display devices that backlight is arranged, and particularly relates to using grating to realize a kind of method that many images show.The utility model is main, but not only be used for advertisement, the demonstration of sign.
[background technology]
Common backlight type lamp box is widely known by the people, and is widely used in the demonstration of advertisement, sign.Most these common lamp boxes are merely able to show an image.At the demand on the market, several backlight type lamp box that can show many images designs once appearred.
International Patent Application PCT/IB98/02137 discloses a kind of many images of realization backlight type lamp box technique for displaying, and the display device that this technology relates to comprises the driving mechanism of many images of width of cloth lamp sheet, lenticular lenses and lenticular lenses.In this device, the two ends of lenticular lenses are fixed on the cylinder separately, and cylinder is by lever, pull bar, and cam following bar, cam and a motor linkage cause the linear reciprocating motion of lenticular lenses work with respect to many images lamp sheet.This lenticular lenses and many images lamp sheet will be installed in the surface of an arc column shape, and lenticular lenses will be made pretension with a series of springs, are close to mutually with assurance and many images lamp sheet.Use the lamp box of this technology will use the mechanical component of a plurality of activities, thus complex structure, reliability is low, can't overcome vibrations, and environmental factors such as temperature, humidity change the influence to display quality.
Chinese patent CN2466750U discloses a kind of automatic positioning technology of many images of raster pattern lamp box, this technology has realized the raising of grating bearing accuracy and reliability preferably by closed-loop control, has overcome the shortcoming that display quality is subjected to such environmental effects.But this locating device will use devices such as microcontroller, electronic sensor and stepper motor, and structure is more complicated, and using this technology to make many images lamp box cost can be higher.
[utility model content]
The purpose of this utility model be to overcome existing many image display devices of backlight type complex structure, poor reliability and the high deficiency of manufacturing cost and provide a kind of simple in structure, reliability is high and the many image display devices of the backlight type of low cost of manufacture.
The display device that realizes according to the utility model is by cabinet, light source, and lamp sheet installing plate, many images lamp sheet, original screen panel, the stable position mechanism of original screen panel and the eccentric sheave driving mechanism of original screen panel are formed.
Described lamp sheet installing plate be one transparent or semitransparent, be fixed on the hard plate material on the described cabinet dismantledly.
Described many images lamp sheet is installed on the lamp sheet installing plate dismantledly, and the image on the lamp sheet repeats to be right after to combine from the strip part of two or more sources picture by extracting successively, and rectangular width is 0.5 to 2 millimeter.
Described original screen panel is by transparent hard substrate and being attached to transparent and opaque alternate rectangular composition the on the substrate, described transparent and opaque rectangular width determines by the rectangular spacing of same image on described many images lamp sheet, described original screen panel and described many images lamp sheet mutually near.
Transparent and opaque rectangularly typically be printed on the phototypesetting film by laser photocomposing machine sticks on the substrate of described original screen panel then on the described original screen panel.
Described eccentric sheave driving mechanism is by motor, and eccentric wheel, ball bearing and groove overlap forms described motor and described lamp sheet installing plate relative fixed; Described eccentric wheel is fixed on the output shaft of motor; Described ball bearing is fixed on the eccentric wheel; Described groove cover and described original screen panel relative fixed, on have width to equate with described ball bearing external diameter flat groove.
Described motor has the ac synchronous motor of speed-changing gear box typically, and the rotating speed of its output equals the inverse of required many image display periods.
Described motor also can be other type, motor or topworks that output rotatablely moves.
When described machine operation, rotatablely moving of output shaft by described eccentric wheel, the transmission of ball bearing and groove cover is transformed into the linear reciprocating motion of described original screen panel with respect to described many images lamp sheet, make the transparent rectangular circulation on it and in turn aim at the rectangular of one of them image on described many images lamp sheet, thereby realize that many images show.
The rectangular spacing of same image is identical on described eccentric eccentric throw and the described many images lamp sheet.
Described cabinet typically is made up of a casing and a cover.
Described cover typically is made up of a framework and the clear sheet as form, and described framework is fixed on the described casing dismantledly.
Described light source is one or many fluorescent tube that is installed in the interior and described lamp sheet installing plate of described casing behind typically.
Described lamp sheet installing plate, many images lamp sheet and original screen panel big or small roughly the same.
The stable position mechanism of described original screen panel roughly is distributed in described original screen panel both sides or a series of stage clips all around typically symmetrically, each stage clip one end is fixed on the described casing, the other end of part stage clip compresses described many images lamp sheet and lamp sheet installing plate from positive appropriateness with described original screen panel, make the three keep near, the other end of other stage clip appropriateness from the side compresses described original screen panel, it is kept upright, can wave and come off.
The pressure of described stage clip can do reciprocating linear motion swimmingly under described eccentric sheave drive mechanism with described original screen panel and be degree.
In order to explain the utility model better, below with an application example, in conjunction with the accompanying drawings.
[description of drawings]
Fig. 1 is the three-dimensional external form figure of a kind of example of the many image display devices of the utility model.
Fig. 2 is the three-dimensional external form figure of this example cover when opening.
Fig. 3 is the three-dimensional, exploded view of this example.
Fig. 4 is the front enlarged drawing of eccentric sheave driving mechanism in this example.
Fig. 5 is the side cross-sectional, view of eccentric sheave driving mechanism in this example.
Fig. 6 is the partial enlarged drawing of one of them plastics stage clip piece of the stable position mechanism of original screen panel in this example.
[embodiment]
Referring to Fig. 1, as many image display devices 1 of the utility model example, its composition comprises a cabinet 2, wherein 2a is a casing, 2b is the framework of cabinet cover, and 2c is the transparent window that is fixed on the cover framework, by form visible light screen 6 and original screen panel many images lamp sheet 5 behind.Casing 2a and cover framework 2b make with aluminum alloy materials.Form transparent material manufacturings such as organic glass, polycarbonate or glass.
Referring to Fig. 2, the composition of these many image display devices 1 also comprises the stable position mechanism 7 of original screen panel and the eccentric sheave driving mechanism 8 of original screen panel.
Referring to Fig. 3, the composition of these many image display devices 1 also comprises lamp sheet installing plate 4 and light source 3.
The inwall of casing 2a has the reflective function surface of good, and the framework 2b of cabinet cover is fixed on the casing 2a dismantledly with screw (invisible among the figure).
Light source 3 is installed in cabinet 2 the insides.
Lamp sheet installing plate 4 is fixed on the casing 2a dismantledly.Can temporarily remove when in case of necessity, changing light fluorescent tube far away as needs.
The motor 8a (see figure 4) of eccentric sheave driving mechanism 8 is fixed on the lamp sheet installing plate 4.
The stable position mechanism 7 of original screen panel is made up of four plastics stage clip pieces that are distributed in casing 2a both sides, and an end of each stage clip piece is fixed on the casing 2a with screw.After unscrewing the fixed screw of plastics stage clip piece, every plastics stage clip piece all can be reversed 90 degree, so that temporarily remove original screen panel 6 when needs are changed many images lamp sheet 5.
Many images lamp sheet 5 usefulness are suitable for the material of demonstration backlight, and the image on it repeats to be right after to combine from the strip part of two or more sources picture by extracting successively, and its top is fixed on the casing 2a.
The substrate of original screen panel 6 is transparent poly (methyl methacrylate) plates, grating is printed on the phototypesetting sheet with laser photocomposing machine, stick on then on the substrate, grating is transparent and opaque alternate rectangular, and rectangular width and spacing are determined by the rectangular width of many images lamp sheet 5 epigraphs.
Referring to Fig. 4 and Fig. 5, the eccentric sheave driving mechanism motor 8a be fixed on the lamp sheet installing plate 4, eccentric wheel 8b is fixed on the output shaft of motor 8a, is carved with the markings that indicate extreme position on the eccentric wheel 8b, and the inner ring of ball bearing 8c is enclosed within on the eccentric wheel 8b regularly.
On lamp sheet installing plate 4 and the many images lamp sheet 5, have and to hold and allowable offset wheel 8b and ball bearing 8c passes and in the hole that does not rotate with being stopped.
The eccentric sheave driving mechanism groove cover 8d embedding press fit on original screen panel 6, and be enclosed within movably on the outer ring of ball bearing 8c.Power up the output shaft rotation of the motor 8a of the eccentric actuation in back, by eccentric wheel 8b, ball bearing 8c and groove cover 8d drive the linear reciprocating motion that original screen panel 6 is done with respect to the vertical direction of lamp sheet installing plate 4 and many images lamp sheet 5, thereby realize that many images show.
Referring to Fig. 6, an end of forming a plastics stage clip piece of original screen panel stable position mechanism is fixed on the casing 2a, the other end comprises two reeds, wherein a slice compresses original screen panel 6 from positive appropriateness, make sheets such as itself and many images 5 keep near, another sheet appropriateness from the side compresses original screen panel 5, keeps the honest of original screen panel 5 jointly with opposite side compression spring piece.
Below than having described an example of the present utility model in greater detail.For the personage who is familiar with the relevant technologies field, clearly, the utility model has at least a kind of implementation to have and has following advantage at least:
(1) material, parts usage is few, and is simple in structure, so production cost is low;
(2) operation logic is simple and reliable, and display quality is subjected to the possibility of external interference and degree low;
(3) volume is little, and especially thickness can be done smallerly;
(4) install and use, it is directly perceived to change the lamp sheet, easily, convenient.
The description of above embodiment, purpose are that the utility model is illustrated.The personage who is familiar with the relevant technologies field can be readily understood that the utility model also has numerous embodiments, and these different embodiments should be regarded as belonging to scope of the present utility model.
Claims (5)
1, a kind of many image display devices that backlight is arranged, ingredient comprises the many images lamp sheet that repeats to be right after the combination making successively from the strip part of two or more pictures by extracting, by transparent substrate be attached to the transparent and opaque alternate rectangular original screen panel of forming on the substrate, make the driving mechanism of original screen panel work with respect to the linear reciprocating motion of many images lamp sheet, it is characterized in that: making the original screen panel work is eccentric sheave mechanism with respect to the driving mechanism of the linear reciprocating motion of many images lamp sheet.
2, display device according to claim 1 is characterized in that: the groove of described eccentric sheave mechanism is fixed on the described original screen panel.
3, display device according to claim 1 and 2 is characterized in that: described original screen panel is adjacent on described many images lamp sheet by the spring pressurization.
4, display device according to claim 1 and 2 is characterized in that: described original screen panel is pressurizeed to be kept upright by a series of lateral springs.
5, display device according to claim 1 and 2 is characterized in that: be the hard transparent flat board with grating on the described original screen panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520053325 CN2802624Y (en) | 2005-01-13 | 2005-01-13 | Multi-image display device with backlight source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520053325 CN2802624Y (en) | 2005-01-13 | 2005-01-13 | Multi-image display device with backlight source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2802624Y true CN2802624Y (en) | 2006-08-02 |
Family
ID=36847330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520053325 Expired - Fee Related CN2802624Y (en) | 2005-01-13 | 2005-01-13 | Multi-image display device with backlight source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2802624Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537866A (en) * | 2011-12-26 | 2012-07-04 | 达运精密工业（苏州）有限公司 | Positioning device and backlight module using same |
| CN104064126A (en) * | 2014-06-25 | 2014-09-24 | 锐马（福建）电气制造有限公司 | Spectro-grating advertising board |
| RU214281U1 (en) * | 2022-04-29 | 2022-10-19 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.) | INFORMATION DISPLAY DEVICE |
-
2005
- 2005-01-13 CN CN 200520053325 patent/CN2802624Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537866A (en) * | 2011-12-26 | 2012-07-04 | 达运精密工业（苏州）有限公司 | Positioning device and backlight module using same |
| CN102537866B (en) * | 2011-12-26 | 2014-10-29 | 达运精密工业（苏州）有限公司 | Positioning device and backlight module using same |
| CN104064126A (en) * | 2014-06-25 | 2014-09-24 | 锐马（福建）电气制造有限公司 | Spectro-grating advertising board |
| RU214281U1 (en) * | 2022-04-29 | 2022-10-19 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.) | INFORMATION DISPLAY DEVICE |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |