CN2582021Y - Image scanner - Google Patents
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- Publication number
- CN2582021Y CN2582021Y CN 02282961 CN02282961U CN2582021Y CN 2582021 Y CN2582021 Y CN 2582021Y CN 02282961 CN02282961 CN 02282961 CN 02282961 U CN02282961 U CN 02282961U CN 2582021 Y CN2582021 Y CN 2582021Y
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- CN
- China
- Prior art keywords
- light
- scanned
- supply apparatus
- light supply
- image reading
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- 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 - Lifetime
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Abstract
The utility model provides an image scanner (scanner). The utility model comprises a light source device (lamp), a scanned object (object), a light-transmission plate, or a reflection plate. The utility model utilizes the physical characteristic of the light, uses the shape of the tube wall of the lamp tube, the light-transmission plate or the reflection plate to change the travel path of the light to compensate for the light ray defect of the ineffective area of the lamp tube, and further reduces the size of the image scanner.
Description
Technical field
The utility model relates to a kind of image reading apparatus, particularly relates to a kind of image reading apparatus with compensatory light dead space device.
Background technology
Image reading apparatus is a kind of device that picture, literal and photo scanning is become graphic file.
Figure 1A is the part synoptic diagram of an image reading apparatus, comprises a light supply apparatus 101 and scanned 103.Light supply apparatus 101 is launched light to scanned 103.Scanned 103 luminance brightness of being accepted must arrive certain value, just can correctly convert image or literal to graphic file.But since the influence of physical characteristics own, the zonal ray deficiency of present fluorescent tube both sides, thereby the deviser must use the fluorescent tube of length greater than scanned breadth extreme.
Traditional image reading apparatus shown in Figure 1B, comprises a light supply apparatus 101, scanned 103 and a reflector 105.Reflector 105 is placed in the top of light supply apparatus 101.When light supply apparatus 101 emits beam, scanned 103 accept the direct light that light supply apparatus 101 sends and the reflected light of reflector 105 reflections simultaneously.
Shown in Fig. 1 C, reflector 105 is a parabola, and light supply apparatus 101 is placed on the focus of reflector 105.Utilize the physical characteristics of light, when light supply apparatus 101 emits beam after reflector 105 reflection, will parallel downward ejaculation to scanned 103, strengthening scanned 103 light luminances that receive, and raising image reading apparatus work efficiency.Owing to the influence of physical characteristics own, make the zonal ray deficiency of fluorescent tube both sides.
Present machine many with light, thin, short, little be the demand emphasis.But the light dead space of fluorescent tube counteracts for the utilization in scanner space.In the general A4 image reading apparatus, fluorescent tube length is about three to four centimeters than scanned breadth extreme mostly, causes the size of image reading apparatus to dwindle.Therefore, the utmost point needs a kind of device with the brightness of compensatory light dead space on the market, with the size of downscaled images scanner significantly.
The utility model content
The purpose of this utility model is to provide a kind of image reading apparatus, to address the above problem.
The purpose of this utility model is achieved in that promptly provides a kind of image reading apparatus, supplies scanned scanning comprised: one for sending this scanned light supply apparatus of an irradiate light; And a light-passing board, be placed in light supply apparatus and scanned between, this light-passing board has a plane, in the face of and receive light source, this light-passing board also has another side, this another side is the plane of refraction that a plurality of confessions reflect away light source.
The utility model also provides a kind of image reading apparatus, supply scanned scanning comprised: one for sending this scanned light supply apparatus of an irradiate light, and this light supply apparatus is a fluorescent tube, the thickness at these tube wall two ends is greater than the thickness of centre, for light source is reflected away.
The utility model also provides a kind of image reading apparatus, supply scanned scanning, comprise: one for sending this scanned light supply apparatus of an irradiate light, this light supply apparatus is a fluorescent tube, this fluorescent tube has one side, in the face of scanned, this face is a plurality of planes of refraction, for light source is reflected away.
The utility model also provides a kind of image reading apparatus, supplies scanned scanning comprised: one for sending this scanned light supply apparatus of an irradiate light; And a reflector, being placed on the light supply apparatus, this reflector is a convex mirror, for source reflection is gone out.
Also a kind of image reading apparatus of the utility model comprises: one for sending the scanned light supply apparatus of an irradiate light one; And a reflector, being placed on the light supply apparatus, this reflector has one side, in the face of light source, and is provided with a plurality of reflectings surface, for source reflection is gone out.
Description of drawings
Figure 1A is the lamp tube device of conventional images scanner and scanned, in order to the situation of the dead space insufficient light of explanation fluorescent tube both sides;
Figure 1B is the light supply apparatus of conventional images scanner and scanned, in order to illustrate that scanned reception is only from direct light and the radiative reflected light of baffle reflection fluorescent tube that fluorescent tube sent;
Fig. 1 C is the side view of existing light supply apparatus and reflector, in order to emit beam course after the reflector reflection of explanation light supply apparatus;
Fig. 2 is for adding a light-passing board in order to light supply apparatus that the first embodiment image reading apparatus is described with scanned, and light-passing board comprises a plurality of planes of refraction in the face of the one side of scanning thing, and confession reflects away light source;
Fig. 3 is for being a fluorescent tube in order to the light supply apparatus that the second embodiment image reading apparatus is described, the thickness at tube wall two ends is greater than interior thickness, for light source is reflected away;
Fig. 4 is for being a fluorescent tube in order to the light supply apparatus that the 3rd embodiment image reading apparatus is described, fluorescent tube comprises a plurality of planes of refraction in the face of scanned one side, for light source is reflected away.
Fig. 5 is for adding a concave mirror in order to the light supply apparatus top that the 4th embodiment image reading apparatus is described, for source reflection is gone out.
Fig. 6 is for adding a reflector in order to the light supply apparatus top that the 5th embodiment image reading apparatus is described, reflector comprises a plurality of reflectings surface in the face of the one side of light, for source reflection is gone out.
Embodiment
The utility model is an image reading apparatus, for to scanned scanning, comprises a light supply apparatus, a scanned and device that changes light source row route line.Utilize the characteristic of optics, strengthen the light luminance at scanned two ends, below will the utility model further be set forth by several embodiment that propose.
First embodiment
Fig. 2 is the synoptic diagram of the utility model first embodiment.The utility model is an image reading apparatus, comprises a light supply apparatus 201, scanned 203 and a light-passing board 205.Light supply apparatus 201 emits beam on scanned 203, and light-passing board 205 is placed between light supply apparatus 201 and scanned 203.This light-passing board 205 is characterised in that the one side in the face of light supply apparatus 201 is a plane, sees through for the light from light supply apparatus 201.And another side comprises a plurality of planes of refraction, for seeing through from the light of light supply apparatus 201 and light refraction being gone out.So, strengthen the brightness at scanned two ends.
Second embodiment
Fig. 3 is the synoptic diagram of the utility model second embodiment.The utility model is an image reading apparatus, comprises a light supply apparatus 301, scanned 303.This light supply apparatus 301 emits beam on scanned 303, it is characterized in that light supply apparatus 301 is a fluorescent tube, and the thickness at its tube wall two ends can be gone out light refraction greater than the thickness of centre.So, strengthen the brightness at scanned two ends.
The 3rd embodiment
Fig. 4 is the synoptic diagram of the utility model the 3rd embodiment.The utility model is an image reading apparatus, comprises a light supply apparatus 401, scanned 403.This light supply apparatus 401 emits beam on scanned 403, it is characterized in that light supply apparatus 401 is a fluorescent tube, and fluorescent tube comprises a plurality of planes of refraction in the face of scanned 403 one side, light refraction can be gone out.So, strengthen the brightness at scanned two ends.
The 4th embodiment
Fig. 5 is the synoptic diagram of the utility model the 4th embodiment.The utility model is an image reading apparatus, comprises a light supply apparatus 501, scanned 503 and a reflector 505.Light supply apparatus 501 emits beam on scanned 503, and reflector 505 is placed in the top of light supply apparatus 501, and reflector 505 is a convex mirror, the light that sends in order to reflection source device 501.So, strengthen the brightness at scanned two ends.
The 5th embodiment
Fig. 6 is the synoptic diagram of the utility model the 5th embodiment.The utility model is an image reading apparatus, comprises a light supply apparatus 601, scanned 603 and a reflector 605.Light supply apparatus 601 emits beam on scanned 603, and reflector 605 is placed in the top of light supply apparatus 601.The reflector 605 of being characterised in that of the present utility model comprises many reflectings surface in the face of the one side of light supply apparatus 601, the light that sends in order to reflection source device 601.So, strengthen the brightness at scanned two ends.
Claims (5)
1. an image reading apparatus for to scanned scanning, is characterized in that, comprising: one for sending this scanned light supply apparatus of an irradiate light; And a light-passing board, be placed in light supply apparatus and scanned between, this light-passing board has a plane, in the face of and receive light source, this light-passing board also has another side, this another side is the plane of refraction that a plurality of confessions reflect away light source.
2. an image reading apparatus for to scanned scanning, is characterized in that, comprise: one for sending this scanned light supply apparatus of an irradiate light, this light supply apparatus is a fluorescent tube, and the thickness at these tube wall two ends is greater than the thickness of centre, for light source is reflected away.
3. an image reading apparatus for to scanned scanning, is characterized in that, comprise: one for sending this scanned light supply apparatus of an irradiate light, and this light supply apparatus is a fluorescent tube, and this fluorescent tube has one side, in the face of scanned, this face is a plurality of planes of refraction, for light source is reflected away.
4. an image reading apparatus for to scanned scanning, is characterized in that, comprising: one for sending this scanned light supply apparatus of an irradiate light; And a reflector, being placed on the light supply apparatus, this reflector is a convex mirror, for source reflection is gone out.
5. an image reading apparatus is characterized in that, comprising: one for sending the scanned light supply apparatus of an irradiate light one; And a reflector, being placed on the light supply apparatus, this reflector has one side, in the face of light source, and is provided with a plurality of reflectings surface, for source reflection is gone out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02282961 CN2582021Y (en) | 2002-11-01 | 2002-11-01 | Image scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02282961 CN2582021Y (en) | 2002-11-01 | 2002-11-01 | Image scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2582021Y true CN2582021Y (en) | 2003-10-22 |
Family
ID=33744942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02282961 Expired - Lifetime CN2582021Y (en) | 2002-11-01 | 2002-11-01 | Image scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2582021Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105791629A (en) * | 2013-04-25 | 2016-07-20 | 赵牧青 | Portable scanner capable of forming area to be shot |
| CN112213853A (en) * | 2019-07-10 | 2021-01-12 | 度逢株式会社 | Optical scanning device, object detection device, optical scanning method, object detection method, and program |
-
2002
- 2002-11-01 CN CN 02282961 patent/CN2582021Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105791629A (en) * | 2013-04-25 | 2016-07-20 | 赵牧青 | Portable scanner capable of forming area to be shot |
| CN112213853A (en) * | 2019-07-10 | 2021-01-12 | 度逢株式会社 | Optical scanning device, object detection device, optical scanning method, object detection method, and program |
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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: 20121101 Granted publication date: 20031022 |