CN2461026Y - Efficient picture-word information photosensitive sensor - Google Patents
Efficient picture-word information photosensitive sensor Download PDFInfo
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- CN2461026Y CN2461026Y CN 01201714 CN01201714U CN2461026Y CN 2461026 Y CN2461026 Y CN 2461026Y CN 01201714 CN01201714 CN 01201714 CN 01201714 U CN01201714 U CN 01201714U CN 2461026 Y CN2461026 Y CN 2461026Y
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- light
- guide plate
- light guide
- text information
- graph text
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Abstract
The utility model relates to a picture and text information photoelectric sensor, which comprises a light source, a light guiding plate and a light sensitive inductor. The light source is arranged at the side edge of the light guiding plate, and both sides of concave and convex surfaces of the light guiding plate and a smooth mirror surface are respectively provided with the light sensitive inductor and scanned or induced picture and text data. The light source light ray is injected in the light guiding plate from the side edge, the light ray which is ejected from the light guiding plate irradiates the picture and text data, and reflection light which has different brightness and contain the picture and text data passes through the light guiding plate to arrive at the light sensitive inductor. Conversion is carried out for the light signal. The light sensitive inductor can the photoelectric inductor, a direct imaging photosensitive material or a direct imaging photosensitive drum and is suitable for a fax machine, a duplicating machine, a scanner, a camera, etc.
Description
The utility model relates to a kind of photoelectric sensor, relate to a kind of high-level efficiency graph text information light sensor or rather, can be used for various facsimile recorders, duplicating machine, scanner (device) and various direct, the indirect photoelectric sensor that the graph text information data on the various article is converted expeditiously to optoelectronic information.
The existing graph text information photoelectric sensor that is used as on facsimile recorder, duplicating machine, the scanner products such as (devices) mainly comprises light source (catoptron) and light-inductive device etc., and its photoelectricity transformation principle as shown in fig. 1.The irradiate light of light source 11 (as fluorescent tube) (but the light direct irradiation of light source or pass through mirror reflects) on the article 12 that the graph text information data is arranged, these article 12 that graph text information data is arranged are sensed paper product or other photo informations (as original copy), because of coloured on these photo informations or colourlessly form bright dark different light signal, directly reflection or by one group of catoptron 13 again, 14,15 reflex on the light-inductive device 17 (or Light Coupled Device CCD etc.), or by one group of catoptron 13,14, several secondary reflections of 15 after optical lens (as focus lamp) 16 shine on the light-inductive device 17, light-inductive device 17 converts bright dark different picture and text light signal to electric signal output.18 is CCD plates among the figure.So the structure more complicated of traditional graph text information photoelectric sensor, it is bigger to take up room, and needs very strong light source, and power consumption is bigger, and photoelectric transformation efficiency is low.
The purpose of this utility model is a kind of high-level efficiency graph text information light sensor of design, utilize the applicant's above-mentioned patented technology, design a kind of graph text information light sensation sensor of on products such as facsimile recorder, duplicating machine, scanner (device), camera, using of being suitable for.
The purpose of this utility model is achieved in that a kind of high-level efficiency graph text information light sensor, it is characterized in that: comprise light source, light guide plate and light-inductive device; Described light source is arranged on the side of described light guide plate, and described light-inductive device is arranged on the male and fomale(M﹠F) one side of light guide plate, and the smooth mirror surface one side of light guide plate is towards being scanned or sensed photo information article.
Described light guide plate directly and nestle up positive setting of sensitization of described light-inductive device.
Be filled with transparent adhesive tape or be placed with transparent film between described light guide plate and the light-inductive device.
The smooth mirror surface of described light guide plate simultaneously is placed with hyaline membrane or transparent film.
Described light source is arranged on a side or a side angle or the more than one side or the more than one side angle place of light guide plate.
Described light source comprises LED luminescence chip, LED light emitting diode, LED surface mount device, CCFL cold cathode fluorescent lamp and bulb; Described light source is set directly at the light guide plate side or is arranged on the pcb board, and this pcb board is arranged on the light guide plate side.
Be distributed with the pit and the convex surface that constitute by point or strip or rectangle circular or bent limit shape or the polygon more than four limits of being separated by on the male and fomale(M﹠F) of described light guide plate.
The length and width size of described pit or convex surface or maximum outside diameter are of a size of 0.01 millimeter to 2 millimeters, gap between pit and pit or convex surface and the convex surface is 0.01 millimeter to 4 millimeters, the degree of depth of pit or convex surface or highly be 0.01 millimeter to 2 millimeters, the length of strip pit and convex surface are 0.01 millimeter to 5 millimeters or equal the width or the length of described light guide plate.
Be equal to or less than from the light source pit far away and the size and the distribution density of convex surface from the size of near pit of light source and convex surface and distribution density on the described light guide plate.
Described light guide plate is soft body of flexible sheet or the rigid body of sheet, and the area of described light guide plate is equal to or greater than or less than the area of described light-inductive device, the thickness of described light guide plate is 0.1 to 20 millimeter.
Described light-inductive device is photoelectric sensitive device or the photoelectric sensitive device array that is made into by photoactive substance.
But described light-inductive device is the photosensitive material of direct imaging.
Described light-inductive device is a photosensitive drums.
Graph text information light sensor of the present utility model, made full use of light source and shone the effect that the light overwhelming majority the light guide plate penetrates from the smooth mirror surface surface of light guide plate from side, this smooth mirror surface is exactly the face near photo information, and another convex-concave surface of light guide plate does not almost have direct light to penetrate, and has only to go here and there light guide plate again by the light that reflects on the photo information and inject near on the light-inductive device of this convex-concave surface.
Further specify technology of the present utility model below in conjunction with embodiment and accompanying drawing.
Fig. 1 is the structure and the photoelectricity transformation principle synoptic diagram of traditional graph text information photoelectric sensor.
Fig. 2 is structure and the photoelectricity transformation principle synoptic diagram of the utility model high-level efficiency graph text information light sensor first embodiment.
Fig. 3 is enforcement structure and the photoelectricity transformation principle synoptic diagram of second embodiment of the utility model high-level efficiency graph text information light sensor.
Fig. 4 is enforcement structure and the photoelectricity transformation principle synoptic diagram of the 3rd embodiment of the utility model high-level efficiency graph text information light sensor.
Address before Fig. 1 illustrates, repeat no more.
Referring to Fig. 2,21 is light sources among the figure, the 22nd, and light guide plate, the 23rd, photosensitive () inductor or CCD, the 24th, be scanned or sensed photo information.Light source 21 is arranged on the side of light guide plate 22, photosensitive () inductor (or CCD) 23 and sensed 24 two sides that lay respectively at light guide plate 22 of photo information, wherein the smooth mirror surface of light guide plate 22 one side be scanned or sensed photo information 24 close, the male and fomale(M﹠F) one side of light guide plate 22 is then close with photosensitive () inductor (or CCD) 23.
The light that light source 21 penetrates is injected the light guide plate 22 from a side of light guide plate 22, most light wherein simultaneously penetrate from its smooth mirror surface, shine on the sensed photo information 24, bright, the dark different light signal of reflected back directly go here and there transparent light guide plate 22 again and was arrived on photosensitive () inductors (or CCD) 23 from the photo information, will bright secretly different light signal converts electric signal to by photosensitive () inductor (or CCD) 23 and exported.
During enforcement, light source 21 can be arranged on any one side or any a plurality of side of light guide plate 22, any one side angle or any a plurality of side angle, as light guide plate is the square or rectangle on four limits, then light source can be arranged on two side or three sides or four sides, even be arranged on side angle or two side angles or three side angles or four side angles of light guide plate.
Photosensitive () inductor (or CCD) 23 can be the photoelectric sensitive device that is made into any photoactive substance, also can be scattered in light-inductive device array.
Can fill or place transparency between light guide plate 22 and photosensitive () inductor (CCD) 23, comprise transparent adhesive tape, transparent film; The another side of light guide plate 22 is that the smooth mirror surface one side also can be placed hyaline membrane or transparent film.
Be distributed with on light guide plate 22 male and fomale(M﹠F)s pit that constitutes by point or strip or rectangle circular or bent limit shape or the polygon more than four limits of being separated by and protruding and.Promptly this male and fomale(M﹠F) is distributed alternately by pit or convex surface and forms, the length and width size of pit or convex surface or maximum outside diameter are of a size of 0.01 millimeter to 2 millimeters, the degree of depth of pit or convex surface or highly be 0.01 millimeter to 2 millimeters, gap between pit and pit or convex surface and the convex surface is 0.01 millimeter to 4 millimeters, and the length of strip pit and convex surface is 0.01 millimeter to 5 millimeters or equals the width or the length of described light guide plate.
Say on the whole, should be less than from the light source pit far away and the size and the distribution density of convex surface on the light guide plate male and fomale(M﹠F) from the size of near pit of light source and convex surface and distribution density, but also can be taken as equal.
Light guide plate be can be crooked soft body of sheet or the rigid body of sheet, the area of light guide plate can be equal to or greater than or less than the area of photosensitive device, the thickness of light guide plate is generally 0.1 millimeter to 20 millimeters.
First kind of embodiment of the utility model graph text information light sensor can be directly changed into optoelectronic information output as the graph text information on the file to be scanned with the photo information on papery goods and other article.
Referring to Fig. 3, only be to replace photosensitive () inductors (CCD) 23 with photosensitive material 31 with difference embodiment illustrated in fig. 2.
Second kind of embodiment of the utility model graph text information photoelectric sensor can be with the direct imaging to the photosensitive material of the photo information information translation on papery goods and other article, as is used for direct imaging optics or is directly used in the picture and text optical information collection of duplicating machine.Source light is injected light guide plate from the light guide plate side, the irradiate light that penetrates from the light guide plate smooth mirror surface to the photo information after, contain the reflection ray that the power of photo information information changes and shine direct imaging on the photosensitive material by light guide plate again.
Referring to Fig. 4, only be to replace photosensitive () inductor (CCD) 23 or photosensitive materials 31 with photosensitive drums 41 with Fig. 2 and difference embodiment illustrated in fig. 3.
Light-inductive device in the utility model is replaced with photosensitive drums 41, can directly shine on the photosensitive drums 41 containing bright, the dark different light signals reflection of graph text information data and the light guide plate 22 of going here and there, and be applied to the graph text information photosensitive system of similar used in copy machines, the male and fomale(M﹠F) that is light guide plate simultaneously is provided with photosensitive drums, and light guide plate smooth mirror surface one side is relative with photo information to be duplicated.
The third embodiment of the utility model graph text information photoelectric sensor can directly be transformed into the photo information information on papery goods and other article on the photosensitive drums.
Graph text information photoelectric sensor of the present utility model can be used for various facsimile recorders, duplicating machine, scanner (device), civilian or industrial camera or shooting at close range subject image or variously directly, indirectly the photo information information translation on papery goods and other article is become optoelectronic information or directly be transformed into graph text information on the photosensitive material or direct imaging is transformed on the photosensitive drums.
Claims (13)
1. high-level efficiency graph text information light sensor is characterized in that:
Comprise light source, light guide plate and light-inductive device; Described light source is arranged on the side of described light guide plate, and described light-inductive device is arranged on the male and fomale(M﹠F) one side of light guide plate, and the smooth mirror surface one side of light guide plate is towards being scanned or sensed photo information article.
2. high-level efficiency graph text information light sensor according to claim 1 is characterized in that: described light guide plate directly and nestle up positive setting of sensitization of described light-inductive device.
3. ask 1 described high-level efficiency graph text information light sensor according to right, it is characterized in that: be filled with transparent adhesive tape or be placed with transparent film between described light guide plate and the light-inductive device.
4. ask 1 described high-level efficiency graph text information light sensor according to right, it is characterized in that: the smooth mirror surface of described light guide plate simultaneously is placed with hyaline membrane or transparent film.
5. ask 1 described high-level efficiency graph text information light sensor according to right, it is characterized in that: described light source is arranged on a side or a side angle or the more than one side or the more than one side angle place of light guide plate.
6. ask 1 described high-level efficiency graph text information light sensor according to right, it is characterized in that: described light source comprises LED luminescence chip, LED light emitting diode, LED surface mount device, CCFL cold cathode fluorescent lamp and bulb; Described light source is set directly at the light guide plate side or is arranged on the pcb board, and this pcb board is arranged on the light guide plate side.
7. ask 1 described high-level efficiency graph text information light sensor according to right, it is characterized in that: be distributed with the pit and the convex surface that constitute by point or strip or rectangle circular or bent limit shape or the polygon more than four limits of being separated by on the male and fomale(M﹠F) of described light guide plate.
8. high-level efficiency graph text information light sensor according to claim 7, it is characterized in that: the length and width size of described pit or convex surface or maximum outside diameter are of a size of 0.01 millimeter to 2 millimeters, gap between pit and pit or convex surface and the convex surface is 0.01 millimeter to 4 millimeters, the degree of depth of pit or convex surface or highly be 0.01 millimeter to 2 millimeters, the length of strip pit and convex surface are 0.01 millimeter to 5 millimeters or equal the width or the length of described light guide plate.
9. high-level efficiency graph text information light sensor according to claim 7 is characterized in that: be equal to or less than from the light source pit far away and the size and the distribution density of convex surface from the size of near pit of light source and convex surface and distribution density on the described light guide plate.
10. high efficiency graph text information photoelectric sensor according to claim 1, it is characterized in that: described light guide plate is soft body of flexible sheet or the rigid body of sheet, the area of described light guide plate is equal to or greater than or less than the area of described light-inductive device, the thickness of described light guide plate is 0.1 to 20 millimeter.
11. according to the described high efficiency graph text information photoelectric sensor of claim 1 to 10, it is characterized in that: described light-inductive device is photoelectric sensitive device or the photoelectric sensitive device array that is made into by photoactive substance.
12., it is characterized in that according to the described high efficiency graph text information photoelectric sensor of claim 1 to 10: but the photosensitive material that described light-inductive device is direct imaging.
13. according to the described high efficiency graph text information photoelectric sensor of claim 1 to 10, it is characterized in that: described light-inductive device is a photosensitive drums.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01201714 CN2461026Y (en) | 2001-01-20 | 2001-01-20 | Efficient picture-word information photosensitive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01201714 CN2461026Y (en) | 2001-01-20 | 2001-01-20 | Efficient picture-word information photosensitive sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2461026Y true CN2461026Y (en) | 2001-11-21 |
Family
ID=33623679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01201714 Expired - Lifetime CN2461026Y (en) | 2001-01-20 | 2001-01-20 | Efficient picture-word information photosensitive sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2461026Y (en) |
-
2001
- 2001-01-20 CN CN 01201714 patent/CN2461026Y/en not_active Expired - Lifetime
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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 | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110120 Granted publication date: 20011121 |