CN2658847Y - Scanner capable of regulating scanning module position - Google Patents
Scanner capable of regulating scanning module position Download PDFInfo
- Publication number
- CN2658847Y CN2658847Y CN 200320100644 CN200320100644U CN2658847Y CN 2658847 Y CN2658847 Y CN 2658847Y CN 200320100644 CN200320100644 CN 200320100644 CN 200320100644 U CN200320100644 U CN 200320100644U CN 2658847 Y CN2658847 Y CN 2658847Y
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- roller
- scanner
- swing arm
- breasting
- scan module
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Abstract
The utility model relates to a scanner, wherein scanning module is bore by a bearing device, the bearing device is provided with an adjusting mechanism to adjust the position of the scanning module. The adjusting mechanism comprises a rolling wheel and a rotation part matched with the rolling wheel tightly. When scanning, the rolling wheel is rotated, the friction generated between the rolling wheel and the rotation part can drive the rotation part to rotate, thereby propping up an lower surface of the scanning module, so that the scanning module can contact the upper scanning platform during scanning.
Description
Technical field
This is novel to relate to a kind of scanner of adjusting the scan module position, particularly relates to a kind of scanner that makes scan module be close to scanning platform when scanning.
Background technology
Scanner has been integral interfacing equipment concerning general personal computer user or company's row number.Scanner is a kind of device that extracts image, in order to scanned photograph, literal page or leaf, figure and artistic illustration etc., even three-dimensional objects such as coin or textile, and be converted into the digital format that computing machine can show, edits, stores and export.The work that scanner can be finished is very many, for example: hereof in conjunction with fine arts figure and photo; Textual scan is input in the word processor, saves the time of typewriting again; Fax paper scanning is input in database or the word processor stores; In multimedia, add active lively image; Or the data of integral image make it can more effectively express theme etc. in bulletin.
Traditional falt bed scanner comprises scanner platform and scanner flip.The scanner platform top is the glass platform of placing image to be scanned, sees through the device of the high-visible scanner platform of glass platform inside, and main member comprises scan module and gearing.Wherein, scan module has the function that image receives, and its inside consists predominantly of light source and optoelectronic induction assembly, for example Charged Coupled Device (CCD), contact image sensor (CIS) or other can convert light signal to the inductive component of electric signal.When scanner begins scanning motion, gearing then can drive scan module, this moment, the light that sends of light source was scanned image reflection (for example scanning opaque file) or directly by scan image (for example scanning transparent egative film), by the scan module receiving optical signals, convert electric signal again to and handle, to finish scanning motion.
When scanning, generally can make scan module be adjacent to scanning platform, particularly use contact image sensor (CIS) as sensing element, its depth of field is shorter, approximately has only 0.3mm.CIS can avoid the problem of scanner distorsion more when therefore scanning the closer to scanning document.With reference to Fig. 1, it represents the synoptic diagram of a kind of traditional scan module and bogey.Scanning platform 10 is in order to place file to be scanned.Be positioned at the scan module 12 of scanning platform 10 belows, then be placed in the bogey 14, and drive bogey 14 with the gearing (not shown).For example, there is a coupling arrangement 16 can be socketed in (not shown) on the axostylus axostyle on the bogey 14, and on axostylus axostyle, moves to and fro along the direction of scanning.In addition, a spring 18 is set between scan module 12 and the bogey 14, makes bogey 14 when scanning is moved, also utilize the elastic force of spring 18 to push away on the scan module 12, make scan module 12 can paste scanning platform 10 and extract so that carry out image.
Yet this conventional apparatus that spring is set between scan module and bogey still has many shortcomings, for example: must carefully assemble gearing, with the balance of maintenance bogey on axostylus axostyle, but generally all be difficult to stably move around.Or spring must accurately and be fastened on the bogey, makes elastic force can act on scan module equably, is not easy really to realize when actual assembled.
Novel content
Therefore, this novel purpose just provides a kind of scanner of adjusting the scan module position, utilize the friction force between the two articles, make and to drive another contribution rotation when wherein an object rotates simultaneously, to provide an external force that makes progress directly or indirectly to scan module, make scan module when scanning, can be close to scanning platform, carry out image and extract.
According to this novel purpose, a kind of scanner of adjusting the scan module position is proposed, comprising: the one scan platform, in order to bear a file to be scanned; The one scan module is positioned at this scanning platform below, in order to scan and to handle the image of file to be scanned; And a bogey, in order to the carrying scan module, and can in scanner, move around, and bogey has an adjusting mechanism.Adjusting mechanism comprises: a roller and with a rotating part of roller close-fitting.Roller also rotates thereupon when bogey moves.
When scanning, the roller of rotation can and rotating part between produce a friction force and driven rotary portion rotates, make rotating part upwards prop up scan module, and then make scan module when scanning, can be adjacent to scanning platform.
According to this novel purpose, first kind of rotating part proposed, comprising: one, run through a through hole of roller; One swing arm, an end of coupling shaft, and be tight with at first side plane of roller; One breasting body, the other end of coupling shaft; And a spring, being placed in the hole of roller, its two ends connect breasting body and roller respectively, and wherein, spring is applied to breasting body one thrust, makes swing arm can be tight with at first side plane of roller.
According to this novel purpose, second kind of rotating part proposed, comprising: one, run through one first through hole of roller; One swing arm, an end of coupling shaft, and be tight with at first side plane of roller; One breasting body, the other end of coupling shaft, and be tight with at second side plane of roller; And a spring, being placed in one second through hole of roller, its two ends connect swing arm and breasting body respectively; Wherein, spring is applied to swing arm one inside pulling force, makes this breasting body can be tight with at second side plane of roller.
According to this novel purpose, the third rotating part is proposed, comprising: one, run through a through hole of roller; One swing arm, an end of coupling shaft, and relatively be provided with first side plane of roller; One breasting body, the other end of coupling shaft; And a spring, being placed in the hole of roller, its two ends connect swing arm and roller respectively, and wherein, spring is applied to swing arm one thrust, makes the breasting body can be tight with at second side plane of roller.
Description of drawings
For making this novel above-mentioned purpose, feature and advantage can more obvious easy to understand, below especially exemplified by preferred embodiment, and conjunction with figs. be described in detail below.Among the figure:
Fig. 1 represents the synoptic diagram of a kind of traditional scan module and bogey;
Fig. 2 represents the side view according to scan module, bogey and the adjusting mechanism of this novel preferred embodiment;
The enlarged side view of adjusting mechanism in Fig. 3 presentation graphs 2;
The schematic bottom view of adjusting mechanism in Fig. 4 presentation graphs 3;
Fig. 5 is the sectional view of the adjusting mechanism represented along profile line A-A among Fig. 3;
Fig. 6 A represents the schematic diagram of this novel first kind of adjusting mechanism;
Fig. 6 B represents the schematic diagram of this novel second kind of adjusting mechanism; And
Fig. 6 C represents the schematic diagram of this novel the third adjusting mechanism.
Embodiment
This novel adjusting mechanism that a kind of scan module is provided, utilize the contact friction force between the two articles, wherein, one object can drive another object when rotating and rotate synchronously, and then provide an external force directly or indirectly to scan module, make scan module when scanning, can be close to scanning platform, extract to carry out image.Below with a preferred embodiment to this novel being elaborated, yet this embodiment can't limit this novel protection domain.
With reference to Fig. 2, its expression is according to the side view of scan module, bogey and the adjusting mechanism of this novel preferred embodiment.Scan module 22 places in the bogey 24, and has a coupling arrangement 26 can be socketed in (not shown) on the axostylus axostyle on the bogey 24, makes to be subjected to the bogey 24 that the gearing (not shown) drives, and can move to and fro on axostylus axostyle along the direction of scanning.And, an adjusting mechanism 28a, 28b are set respectively in the left and right sides of bogey 24.Below promptly be described in detail with one group of adjusting mechanism wherein.
Though it should be noted that in a preferred embodiment, describe with two groups of adjusting mechanisms, but this is novel not as limit, also one group of adjusting mechanism can only be set in position, for example be positioned at or the center position of neighbor scanning module, also can reach this novel purpose.
The enlarged side view of adjusting mechanism in Fig. 3 presentation graphs 2.As can be seen from Figure 3, the coupling arrangement 26 on the bogey 24 is socketed on the axostylus axostyle 32, so that move around.Wherein the direction of scanning is shown in arrow F.Adjusting mechanism comprises a roller 34 and a swing arm 36 at least, and both close-fittings.Wherein, roller 34 touches on the base of housing, and therefore when scan module 22 moved, roller 34 also carried out rolling movement.When bogey 24 when move the direction of scanning, roller 34 also rotates, and then drives swing arm 36 rotations (rotating in a clockwise direction), makes swing arm 36 can upwards prop up the lower surface of scan module 22, scan module 22 can be by the jack-up that makes progress, in order to contact scanning platform 31 when scanning.
After the been scanned, when bogey 24 moves to going back to (non-direction of scanning), 36 of swing arms are counterclockwise to rotate, and the external force that imposes on scan module 22 also disappears.In this preferred embodiment, a point of fixity 37 also is set, breasting is thereon when non-scanning mode but make swing arm 36.But this point of fixity 37 and inessential element, its position, shape that whether is provided with and is provided with all has no particular limits, and can decide according to the practical application situation.
The schematic bottom view of adjusting mechanism in Fig. 4 presentation graphs 3.Because scan module 22 is placed in the bogey 24, therefore, in practical application, can form an opening in bogey 24 bottoms, to expose the lower surface 22a of part scan module 22, is used for contacting with swing arm 36.
Fig. 5 is the sectional view of the adjusting mechanism represented along profile line A-A among Fig. 3.Roller 34 has one first side plane 34a and one second side plane 34b.Swing arm 36 is tight with at the first side plane 34a of roller 34.Adjusting mechanism also has one 42 can run through roller 34, and an axle end of 42 is connected with swing arm 36, and can be integrally formed.When roller 34 rotated, the friction force that is produced between the first side plane 34a of swing arm 36 and roller 34 can drive swing arm 36 simultaneously and rotate, and then upwards prop up scan module.In addition, in the preferred embodiment, an end of axle 42 is connected with a breasting body 43, and breasting body 43 is assemblied in the second side plane 34b of roller 34.Therefore, when roller 34 rotates, also can produce friction force between the second side plane 34b of breasting body 43 and roller 34, and then drive the rotation of axle 42 and swing arm 36.
Have, also can install a spring 46 additional, its two ends respectively connect roller 34 and breasting body 43, and its elastic force not only can avoid breasting body 43 to break away from roller 34, also can improve the friction force that is produced behind breasting body 43 and roller 34 close-fittings.In addition, also spring 46 can be changed into and being compressed between roller 34 and the breasting body 43, thus breasting body 43 is pushed away left, and swing arm 36 is close on the first side plane 34a of roller 34.Therefore, as can be known, when roller 34 rotated, the friction force that is produced between swing arm 36 and the roller 34 first side plane 34a, and the friction force between breasting body 43 and the roller 34 second side plane 34b all can make swing arm 36 rotate simultaneously in above preferred embodiment.When scanning, swing arm 36 is rotated towards the position near scan module 22, till propping up scan module 22.When scanning continues to carry out, along with moving of bogey 24, roller 34 also not the residence rotate, and swing arm 36 also impose constantly one upwards acting force on scan module 22, make its scanning platform that can be close to the top, to extract clear scan image accurately.
Though Fig. 3,4,5 has disclosed a preferred embodiment of this novel adjusting mechanism, it utilizes two places (roller 34 and swing arm 36, roller 34 and breasting body 43) contact friction force drive the rotation of swing arm 36, but in practical application, only need to form the wherein contact friction force at a place, can successfully drive swing arm 36 and rotate.Below with these novel several enforceable adjusting mechanisms of sketch explanation and its rotary principle.
With reference to Fig. 6 A, the schematic diagram of its this novel first kind of adjusting mechanism of expression.Wherein, axle 62 runs through roller 64, and an end is connected also integrally formed with swing arm 66.Roller 64 has the first side plane 64a and the second side plane 64b, and 66 of swing arms are tight with at the first side plane 64a of roller 64.When roller 64 rotates, the friction force between the first side plane 64a of swing arm 66 and roller 64 will directly drive swing arm 66 and make its rotation, and then upwards prop up scan module.In addition, in practical application, the other end of axle 62 also can install a location mechanism's (not shown) such as an E clasp additional, breaks away from from roller 64 places to prevent axle 62 and swing arm 66.
Fig. 6 B is the schematic diagram of this novel second kind of adjusting mechanism.Wherein, breasting body 63 and swing arm 66 are tight with at the second side plane 64b and the first side plane 64a of roller 64 respectively.When roller 64 rotates, except can directly driving swing arm 66, the friction force on roller 64 right sides makes its rotation, and the friction force in left side also can make 63 rotations of breasting body, and then drives swing arm 66 and rotate.This rotary principle is identical with preferred embodiment (Fig. 3,4,5).But a through hole putting spring 46 is arranged in roller 64, and the two ends of spring 46 connect breasting body 63 and swing arm 66 respectively, and the mode of being arranged to inwardly draw.The strength of utilizing spring 46 inwardly to draw can be close on the second side plane 64b and the first side plane 64a of roller 64 breasting body 63 and swing arm 66 respectively.Have, breasting body 63 and swing arm 66 have at least one to be slidably to be disposed at axostylus axostyle 62 places among both again, and to take the fit system of non-round bar and circular hole with its hole be best to axostylus axostyle 62 during configuration.
Fig. 6 C is the schematic diagram of this novel the third adjusting mechanism.Wherein, breasting body 63 is tight with at the second side plane 64b of roller 64.Directly be not tight with at roller 64 places as for 66 of swing arms, but the opening of putting spring 46 is formed at roller 64 places and towards swing arm 66, utilizes spring 46 with the strength that swing arm 66 pushes away to the right, make breasting body 63 can be close to the second side plane 64b of roller 64.When roller 64 rotated, the friction force between roller 64 and the breasting body 63 can make 63 rotations of breasting body, by axle 62 swing arm 66 is rotated synchronously, and then upwards props up scan module.
From the above, this novel contact friction force that utilizes between the two articles, wherein, first object can and then drive second object when rotating and rotates synchronously.Second object can be that swing arm also can be the breasting body, drives the swing arm that connects on it more indirectly by the breasting body, can reach the effect that swing arm is rotated equally.In addition, between surface of contact, also can form rag or other form that surface is slightly made, to increase friction force.
Compare with traditional mode that between bogey and scan module, adds shock mount, this novel outside bogey the mode of machine for casing-in or applying cover to book tool member, the problem of not only not having spring fatigue, in assembling, need not also to consider whether elastic force acts on the scan module equably, and scan module whether lose the problem of the balance on axostylus axostyle because of the assembling of other object (as gearing).Therefore, this novel adjusting mechanism has long service life, assembles advantages such as easy.
In sum, though this is novel with the preferred embodiment announcement, it is not novel in order to limit this; any those skilled in the art; in not breaking away from this novel design and scope, can make various changes and retouching, therefore this novel protection domain is defined with accompanying Claim.
Claims (16)
1. the scanner that can adjust the scan module position is characterized in that, comprising:
The one scan platform is in order to bear a file to be scanned;
The one scan module is positioned at this scanning platform below, in order to scan and to handle the image of file to be scanned; And
One bogey in order to the carrying scan module, and can move around in scanner, and this bogey place has an adjusting mechanism, and this adjusting mechanism comprises;
One roller has one first side plane and one second side plane, and this roller also rotates thereupon when bogey moves; With
One rotating part, with the roller wringing fit,
When scanning, produce a friction force and the rotation of driven rotary portion between the roller of rotation and the rotating part, rotating part upwards props up scan module, makes scan module can be adjacent to scanning platform when scanning.
2. scanner as claimed in claim 1 is characterized in that, described rotating part has a center pit that can run through roller, and an end of this axle connects a swing arm, and this swing arm close-fitting is on first side plane of roller.
3. scanner as claimed in claim 2 is characterized in that, described axle is integrally formed with swing arm.
4. scanner as claimed in claim 2 is characterized in that, described axle puts a location mechanism after running through center pit, separate with roller to prevent swing arm.
5. scanner as claimed in claim 4 is characterized in that, described detent mechanism is an E clasp.
6. scanner as claimed in claim 2 is characterized in that, the other end of described axle connects a breasting body, and this breasting body is tight with at second side plane of roller.
7. scanner as claimed in claim 6 is characterized in that described adjusting mechanism has a spring, and its two ends connect roller and breasting body respectively.
8. scanner as claimed in claim 6 is characterized in that, described axle, swing arm and breasting body are integrally formed.
9. scanner as claimed in claim 1 is characterized in that, described rotating part comprises:
One, run through one first through hole of roller;
One swing arm, an end of coupling shaft;
One breasting body, the other end of coupling shaft; And
One spring is placed in one second through hole of roller, and its two ends connect swing arm and breasting body respectively,
Wherein, this spring is given swing arm and breasting body one inside pulling force, makes swing arm and breasting body can be tight with at first side plane and second side plane of roller respectively.
10. scanner as claimed in claim 9 is characterized in that, one of them slidably is disposed at this place described breasting body and swing arm.
11. scanner as claimed in claim 1 is characterized in that, described rotating part comprises:
One, run through a through hole of roller;
One swing arm, an end of coupling shaft, and relatively be provided with first side plane of roller;
One breasting body, the other end of coupling shaft; And
One spring is placed in the hole of roller, and its two ends connect swing arm and roller respectively,
Wherein, spring is executed a thrust to swing arm, makes the breasting body can be tight with at second side plane of roller.
12. scanner as claimed in claim 1 is characterized in that, described adjusting mechanism has a point of fixity, and rotating part places this fixed point temporarily during non-scanning mode.
13. scanner as claimed in claim 1 is characterized in that, there is an opening described bogey below, exposes the part lower surface of scan module, and rotating part can directly be offseted with it.
14. scanner as claimed in claim 1 is characterized in that, described adjusting mechanism is arranged at the central authorities of bogey or the place, a bottom surface of adjacent central.
15. scanner as claimed in claim 1 is characterized in that, the two ends, the left and right sides of described bogey are provided with one group of adjusting mechanism respectively.
16. scanner as claimed in claim 1 is characterized in that, described scan module has a contact-type imageing sensor (CIS).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320100644 CN2658847Y (en) | 2003-11-17 | 2003-11-17 | Scanner capable of regulating scanning module position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320100644 CN2658847Y (en) | 2003-11-17 | 2003-11-17 | Scanner capable of regulating scanning module position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2658847Y true CN2658847Y (en) | 2004-11-24 |
Family
ID=34339355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320100644 Expired - Fee Related CN2658847Y (en) | 2003-11-17 | 2003-11-17 | Scanner capable of regulating scanning module position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2658847Y (en) |
-
2003
- 2003-11-17 CN CN 200320100644 patent/CN2658847Y/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 | ||
| 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 |