CN2676299Y - Flat-bed scanner with penetrative scan function - Google Patents
Flat-bed scanner with penetrative scan function Download PDFInfo
- Publication number
- CN2676299Y CN2676299Y CN 200320132302 CN200320132302U CN2676299Y CN 2676299 Y CN2676299 Y CN 2676299Y CN 200320132302 CN200320132302 CN 200320132302 CN 200320132302 U CN200320132302 U CN 200320132302U CN 2676299 Y CN2676299 Y CN 2676299Y
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- image sensor
- track
- flat
- pedestal
- scan function
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Abstract
The utility model relates to a flat-bed scanner with penetrative scan function, which at least comprises a base, a track arranged in the base, an image sensor arranged on the track, a transmission unit used to drive the image sensor to move back and forth on the track, and an upper cover correspondingly bonded with the base. The image sensor also comprises a visible light source and an infrared light source. When the image sensor uses the infrared light to scan documents, the image sensor can penetrate the omni-photo film on the documents to scan the contents of the documents completely. The integrity of the contents of the scanning documents can not be affected by the omni-photo.
Description
Technical field
The utility model relates to the flat-bed scanner that a kind of tool penetrates scan function, refers to a kind of false proof hologram page-protecting film of using on the penetrable scanning document of infrared light sources that has concurrently especially, with the flat-bed scanner of complete scan file content.
Background technology
Scanner is very practical and convenient computer peripheral equipment, and it is generally used for scanning and obtains file, picture image, with as depositing, duplicate, migrate and other purposes.And the principle of work of scanner, mainly be with ray cast on contribution to be scanned, after being reflected by contribution, light responded to reception by charge coupled cell (CCD) again, the darker less light of regional reflex on the contribution, then reflect more light than bright area, and charge coupled cell can detect the light that zones of different on the image reflects varying strength, and reflecting light is converted to numerical data, then cooperates scanning software that aforesaid numerical data is converted to image file.
The technology of at present relevant scanner has been attained maturation, no matter the cooperation of resolution, speed and related hardware all has obvious improvement.But scanner still has part beyond one's ability to help unavoidably.Because counterfeit wildness, many important or value documents still stick hologram one after another and add page-protecting film as a means of identification with false proof.These holograms that add page-protecting film are during with the naked eyes identification, has the identification antifalse effect, but when these files scan, promptly may cause the imperfect of scans content, reason is that the CCD of general scanner cooperates visible light source to scan, and when visible light is projeced into the page-protecting film of hologram and can't penetrate, promptly directly reflects, what this moment, CCD sensed is the false proof line on page-protecting film surface, then can't be come out by complete scanning as for the content of page-protecting film below.About this problem, obviously need to be further reviewed, and seek feasible solution.
Summary of the invention
The utility model fundamental purpose is to overcome the deficiencies in the prior art and defective, provides a kind of and has infrared light sources concurrently and the false proof hologram page-protecting film of using on the penetrable scanning document, so that the flat-bed scanner of complete scan file content.
For reaching aforementioned purpose, the platform scanner device that the utility model provides a kind of tool to penetrate scan function, it includes:
One pedestal, rectangular casket shape, its inside is formed with suitable accommodation space;
One track is shaft-like, and its two ends are fixed on the interior two opposite side walls of pedestal;
One image sensor is placed by aforementioned track, and can move as horizontal direction in orbit;
One transmission group moves as horizontal direction on track in order to drive image sensor;
One first circuit board which is provided with a control circuit, can receive the control command that the user assigns, and its output terminal is connected to transmission group, and its I/O end then is connected to a computer input/output interfaces again;
One upper shell cover, relative combination with pedestal is formed with a large-area rectangular channel on it, be embedded with clear glass therebetween; Wherein:
This image sensor is with a visible light source and an infrared light sources; Thus, when image sensor during with infrared ray line sweep file, the hologram page-protecting film on the penetrable file, and the complete scan file content is not subjected to hologram to influence the integrality of scanning document content.
The rectangular shape of aforementioned pedestal, the track two ends are fixed on the pedestal apart from the short opposing sidewalls again.
Image Sensor set on the image sensor is made of charge coupled cell.
Aforesaid transmission group comprises that a motor, is subjected to the gear set and of motor transmission to be subjected to the driving belt of motor driven by gear set, this driving belt and image sensor link, and be parallel to track, when driving belt turned round, image sensor also moved simultaneously in orbit.
Description of drawings
Fig. 1 is an outside drawing of the present utility model;
Fig. 2 is an internal structure synoptic diagram of the present utility model.
Symbol description among the figure
10 pedestals, 11 caps
12 clear glasses, 13 cover plates
14 buttons, 15 tracks
16 first circuit boards, 161,162 winding displacements
17 second circuit boards, 20 image sensors
21,22 leaded light bars
30 transmission groups, 31 motors
32 gear sets, 33 driving belts
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with drawings and Examples.
At first see also shown in Figure 1, with regard to external structure, it is the basic kenel of a falt bed scanner, by being combined with a upper shell cover 11 on the rectangular susceptor 10 relatively, upper shell cover 11 surfaces constitute a platform, be formed with a larger area rectangular channel on it, then be embedded with a clear glass 12 therebetween, the scope that this clear glass 12 is contained is the contribution sensing area.Upper shell cover 11 is pivoted with a cover plate 13 on a side, can be covered in relatively on the upper shell cover 11, and upper shell cover 11 is provided with several buttons 14 in the relative position of cover plate 13 pivot parts again, carries out the every scan function of input for the user.
About the concrete structure of installing in this pedestal 10 and the upper shell cover 11 will be described in further detail as the back:
Please consult shown in Figure 2ly simultaneously, it is arranged with following elements in pedestal 10:
One track 15 is shaft-like, and its two ends are fixed on the two opposite side walls in the pedestal, and in present embodiment, track 15 two ends are fixed in the pedestal 10 on more short-range two opposite side walls;
One image sensor 20, place by aforementioned track 15, and can on this track 15, move as horizontal direction, in present embodiment, this image sensor 20 be provided with a visible light source and an infrared light sources simultaneously, and this visible light source and infrared light sources is projected to respectively on the leaded light bar 21,22 except that being provided with charge coupled cell CCD with the induction image data, 21,22 on two leaded light bars are fixed in the end face of image sensor 20 in parallel mode side by side, to be incident upon on the scanning document;
One transmission group 30 moves as horizontal direction on track 15 in order to drive image sensor 20; This transmission group 30 comprises the driving belt 33 that a motor 31, is subjected to the gear set 32 and of motor 31 transmissions driven by motor 31 by gear set 32, this driving belt 33 links with image sensor 20, and be parallel to track 15, when driving belt 33 runnings, promptly drive image sensor 20 simultaneously and on track 15, move as horizontal direction;
One first circuit board 16, which is provided with a control circuit, its I/O end is connected to a computing machine input/output end port, for linking with computing machine, its output terminal is connected to the motor 31 of transmission group 30 again, its input end then is connected with image sensor 20 by winding displacement 161, reading the data that image sensor 20 reads in, and uses by transmission group 30 drive image sensors 20 mobile on track 15;
One second circuit board 17, which is provided with several microswitches 171～173, it is corresponding to the button on the upper shell cover 11 14, import the execution function command for the user, second circuit board 17 output terminals are connected with the input end of first circuit board 16 by a winding displacement 162 again, to transmit user's steering order.
Can find out concrete structure of the present utility model by above-mentioned explanation, as for its effect aspect, mainly be to adopt respectively visible light source and infrared light sources to carry out image scan, wherein visible light source is used for the scanning of generic-document, infrared light sources then is used to scan the file with hologram page-protecting film, and its principle is detailed as described below:
Because the electromagnetic wave of light with certain frequency scope, when light is injected into body surface, a part has been absorbed by object, and another part is reflected by body surface; Different objects often has the spectral characteristic of different reflection or absorption, therefore, can utilize the difference of object spectra characteristic to differentiate object.Some object not only can reflect or absorb the light of certain color in the visible light, can also reflect or absorb the wave spectrum light that the naked eyes difficulty is seen in a large number;
And the near infrared ray electromagnetic wave between between visible range and middle infrared only, wavelength is 780nm (how rice) to 3000nm (how rice).Because near infrared ray light ratio visible light has longer wavelength, and makes it less be reflected by some material than visible light.And the scanner great majority all are to adopt CCD or CMOS as image sensor, normal CCD/CMOS light wave induction range is 400nm (how rice)～1200nm (how rice), that is comprised the near infrared ray light wavelength in its light wave sensing range, therefore scanner can also carry out the near infrared ray photoscanning except the scanning visible light.
And the utility model that is utilize near infrared light to pass transparent hologram page-protecting film, and reflected by the file below the transparent hologram page-protecting film, see through transparent hologram page-protecting film once more.Transparent hologram page-protecting film is presented be close to pellucidity, during as the power of further adjustment near infrared light and wavelength, then transparent hologram page-protecting film almost can not be responded to, thereby can guarantee the integrality of scanning document content.
In sum, the utility model really can be reached as preceding taking off described every advantage, and it has really possessed remarkable efficacy compared to existing scanner and has promoted.
Claims (6)
1. a tool penetrates the flat-bed scanner of scan function, it is characterized in that, includes:
One pedestal, rectangular casket shape, its inside is formed with suitable accommodation space;
One track is shaft-like, and its two ends are fixed on the interior two opposite side walls of pedestal;
One image sensor is placed by aforementioned track, and can move as horizontal direction in orbit;
One transmission group moves as horizontal direction on track in order to drive image sensor;
One first circuit board which is provided with a control circuit, can receive the control command that the user assigns, and its output terminal is connected to transmission group, and its I/O end then is connected to a computer input/output interfaces again;
One upper shell cover, relative combination with pedestal is formed with a large-area rectangular channel on it, be embedded with clear glass therebetween; Wherein:
This image sensor is with a visible light source and an infrared light sources.
2. tool as claimed in claim 1 penetrates the flat-bed scanner of scan function, and wherein, this image sensor top is arranged with two parallel leaded light bars side by side, and it throws on it for visible light source and infrared light sources respectively.
3. tool as claimed in claim 1 or 2 penetrates the flat-bed scanner of scan function, and wherein, this infrared light sources refers near infrared light.
4. tool as claimed in claim 1 penetrates the flat-bed scanner of scan function, wherein, the rectangular shape of this pedestal, the track two ends are fixed on the pedestal apart from the short opposing sidewalls again.
5. tool as claimed in claim 1 penetrates the flat-bed scanner of scan function, wherein, is provided with a second circuit board in this pedestal, which is provided with several microswitches, and its output terminal is connected with first circuit board by winding displacement;
This upper shell cover is provided with several buttons, and it is corresponding to the microswitch on the second circuit board.
6. tool as claimed in claim 1 penetrates the flat-bed scanner of scan function, wherein, this transmission group comprises that a motor, is subjected to the gear set and of motor transmission to be subjected to the driving belt of motor driven by gear set, this driving belt and image sensor link, and be parallel to track, when driving belt turned round, image sensor also moved simultaneously in orbit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320132302 CN2676299Y (en) | 2003-12-31 | 2003-12-31 | Flat-bed scanner with penetrative scan function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320132302 CN2676299Y (en) | 2003-12-31 | 2003-12-31 | Flat-bed scanner with penetrative scan function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2676299Y true CN2676299Y (en) | 2005-02-02 |
Family
ID=34477590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320132302 Expired - Fee Related CN2676299Y (en) | 2003-12-31 | 2003-12-31 | Flat-bed scanner with penetrative scan function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2676299Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256037A (en) * | 2010-05-17 | 2011-11-23 | 泰金宝电通股份有限公司 | Scanning mechanism |
| US8559067B2 (en) | 2010-05-07 | 2013-10-15 | Cal-Comp Electronics & Communications Company Limited | Transmission mechanism for scanning device |
| CN104548594A (en) * | 2005-08-03 | 2015-04-29 | 吉田健治 | Information output device, medium, and information input/output device |
-
2003
- 2003-12-31 CN CN 200320132302 patent/CN2676299Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548594A (en) * | 2005-08-03 | 2015-04-29 | 吉田健治 | Information output device, medium, and information input/output device |
| CN104548594B (en) * | 2005-08-03 | 2018-06-01 | 株式会社Ip舍路信 | Information output apparatus, media and information input/output device |
| US8559067B2 (en) | 2010-05-07 | 2013-10-15 | Cal-Comp Electronics & Communications Company Limited | Transmission mechanism for scanning device |
| CN102256037A (en) * | 2010-05-17 | 2011-11-23 | 泰金宝电通股份有限公司 | Scanning mechanism |
| CN102256037B (en) * | 2010-05-17 | 2014-06-18 | 泰金宝电通股份有限公司 | Scanning mechanism |
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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 |