CN1291262C

CN1291262C - Lens assembly

Info

Publication number: CN1291262C
Application number: CN03120263.2A
Authority: CN
Inventors: 黄英俊; 陈碧纯; 江淑雅
Original assignee: Transpacific IP Ltd
Current assignee: TRANSPACIFIC IP Pte Ltd
Priority date: 2003-03-06
Filing date: 2003-03-06
Publication date: 2006-12-20
Anticipated expiration: 2023-03-06
Also published as: CN1527093A

Abstract

A lens assembly includes a non-cylindrical lens and a holding device. The clamping device comprises a body bottom, two body side parts and a body top. The two side parts of the body are arranged at two ends of the bottom of the body to form a containing groove for containing the lens. One end of the top of the body is connected with one side of the body, and the other end of the top of the body can be fixed on the other side of the body. The two screw holes on the top of the body are used for two adjusting screws to penetrate and buckle, and the two adjusting screws press the lens. The two elastic elements provide elastic force between the lens and the bottom of the body, and the lens is adjusted up and down by rotating the two adjusting screws.

Description

Lens assembly

(1) technical field

The relevant a kind of lens assembly of the present invention, and particularly relevant a kind of camera lens that comprises a non-cylindrical and in order to the lens assembly of the clamping device of the camera lens of this non-cylindrical of clamping.

(2) background technology

In the epoch now that development in science and technology is maked rapid progress, scanner (scanner) has become part indispensable in modern's daily life.The user can utilize scanner scans contribution or the pattern that couples with computer, and with image storage that scanner captured in the hard disk of computer, to use as backup.Even the user more can utilize in the computer institute's installed software to come process scanned images, and is to improve scanning quality, really convenient.

General scanner has a ray machine and a light source at least, and ray machine comprises catoptron, lens assembly and photo-sensitive cell, and lens assembly comprises that camera lens reaches in order to the clamping device of clamping camera lens in ray machine.When ray machine progressively scanned a contribution, at first light source emitted beam and projects on the contribution, and then, catoptron will reflect light that contribution reflects to camera lens.Then, camera lens will be presented and receive light and focal imaging on photo-sensitive cell.Then, photo-sensitive cell will capture the image that is scanned.When treating the complete a contribution of optical mechaical scanning, scanner can obtain the complete scan image of contribution.

Camera lens inside is generally the composite design of several lens, and camera lens is generally cylindrical structural.Wherein, usually only through the middle body scope of lens, made these lens not need to be designed into so big by the light of receipts that camera lens is presented.So under the compact design of following scanner trend, the build of camera lens will change along with the dwindling of lens of camera lens inside, for example changes into the camera lens of triangular pyramid type.Therefore, the clamping device in order to the camera lens of clamping cylindrical structural will not apply practical.So, how to adapt to the camera lens of the following non-cylindrical that is produced, will be one need be broken the problem of solution greatly in order to the design of the clamping device of the camera lens of clamping non-cylindrical.

(3) summary of the invention

In view of this, the purpose of this invention is to provide a kind of lens assembly, lens assembly comprises the camera lens and the clamping device of non-cylindrical, and the extension of its camera lens can allow the camera lens of the various builds of the firm clamping of clamping device with respect to the design of the chute of clamping device.Even the slide rail of its camera lens is with respect to the design of the chute of clamping device, or the chute of its camera lens is with respect to the design of the slide rail of clamping device, all can allow the camera lens of the various builds of the firm clamping of clamping device.In addition, the design of its flexible member in order to provide elastic force between camera lens and clamping device, reaches shockproof effect.In addition, its two design of adjusting screw can be adjusted the position at two ends, the camera lens left and right sides for the user up and down.

According to purpose of the present invention, a kind of lens assembly is proposed, comprise camera lens and clamping device.The downside of camera lens has first flexible member and second flexible member, and the both sides of this camera lens have one first chute and one second chute, and clamping device is to be disposed in the ray machine, in order to the clamping camera lens in ray machine.Clamping device comprises body bottom, the first body sidepiece, the second body sidepiece, bodies top, the first adjustment screw and the second adjustment screw.The first body sidepiece and the second body sidepiece are to be disposed at respectively on the two ends of body bottom, make the base side portion that wins, the second body sidepiece and body bottom surround one in order to hold the storage tank of camera lens, the inboard of inboard and this second body sidepiece of this first body sidepiece has one first slide rail and one second slide rail respectively, in order to respectively with this first chute and this second chute snapping of these camera lens both sides.One end of bodies top is to be connected with the top of the first body sidepiece, but and the other end of bodies top is a mode with snapping is fixed on the top of the second body sidepiece, and bodies top has first screw hole and second screw hole.First adjust screw and second adjust screw be respectively with first screw hole and the second screw hole snapping, in order to penetrate first screw hole and second screw hole respectively and to press the two ends, the left and right sides of the upside that touches camera lens.Make win flexible member and second flexible member touch the upside of body bottom, the position at the two ends, the left and right sides of camera lens can be adjusted screw and second and adjusts the mode of screw and be adjusted up and down by rotating first respectively.

The present invention also provides a kind of lens assembly, comprising: a camera lens, its downside have one first flexible member and one second flexible member, and the both sides of this camera lens have one the 3rd slide rail and one the 4th slide rail; And a clamping device, be to be disposed in the ray machine, in this ray machine, this clamping device comprises in order to this camera lens of clamping: body bottom; One first body sidepiece and one second body sidepiece, be the two ends that are disposed at this body bottom respectively, make this first body sidepiece, this second body sidepiece and this body bottom surround one in order to hold the storage tank of this camera lens, the inboard of inboard and this second body sidepiece of this first body sidepiece has one the 3rd chute and one the 4th chute respectively, in order to respectively with the 3rd slide rail and the 4th slide rail snapping of these camera lens both sides; One bodies top, one end are to be connected with the top of this first body sidepiece, but and the other end of this bodies top is to fix on the top of this second body sidepiece in the mode of snapping, and this bodies top has one first screw hole and one second screw hole; Reach one first and adjust screw and one second adjustment screw, be respectively with this first screw hole and this second screw hole snapping, in order to penetrate the two ends, the left and right sides that this first screw hole and this second screw hole and pressure are touched the upside of this camera lens respectively, make this first flexible member and this second flexible member touch the upside of this body bottom; Wherein, the position at the two ends, the left and right sides of this camera lens can be adjusted up and down by the mode of rotating this first adjustment screw and this second adjustment screw respectively.

Purpose according to the present invention reintroduces a kind of lens assembly, comprises camera lens and clamping device.The both sides of camera lens have first extension and second extension, and the downside of the downside of first extension and second extension has first flexible member and second flexible member respectively.Clamping device comprises body bottom, the first body sidepiece, the second body sidepiece, bodies top, the first adjustment screw and the second adjustment screw, the first body sidepiece and the second body sidepiece are to be disposed at respectively on the two ends of body bottom, make the base side portion that wins, the second body sidepiece and body bottom surround one in order to hold the storage tank of camera lens.The first body sidepiece and the second base side portion have first chute and second chute respectively, and in order to put first extension and second extension respectively, the last cell wall of first chute and the last cell wall of second chute have first screw hole and second screw hole respectively.One end of bodies top is to be connected with the top of the first body sidepiece, but and the other end of bodies top is a mode with snapping is fixed on the top of the second body sidepiece.First adjust screw and second adjust screw be respectively with first screw hole and the second screw hole snapping, in order to penetrate first screw hole and second screw hole respectively, and press respectively and touch first extension and this second extension, make win flexible member and second flexible member touch the following cell wall of first chute and the following cell wall of second chute respectively, the position at the two ends, the left and right sides of camera lens can by rotate respectively first adjust screw and second adjust screw in mode and adjusted up and down.

For above-mentioned purpose of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and cooperate appended graphic be elaborated as follows.

(4) description of drawings

Fig. 1 is the side view according to the lens assembly of embodiments of the invention one.

Fig. 2 A is the stereographic map of the camera lens of Fig. 1.

Fig. 2 B is the vertical view of the camera lens of Fig. 2 A.

Fig. 3 is the side view according to the lens assembly of embodiments of the invention two.

Fig. 4 A is the stereographic map of the camera lens of Fig. 3.

Fig. 4 B is the vertical view of the camera lens of Fig. 4 A.

(5) embodiment

The special design of the present invention one lens assembly is in the ray machine that is disposed in the one scan device, and lens assembly comprises that the camera lens and of a non-cylindrical (as triangular pyramidal) is in order to the clamping device of clamping camera lens in ray machine.Practical ranges as for lens assembly of the present invention will be as follows with embodiment one and embodiment two description of drawings respectively.

Embodiment one

Please refer to Fig. 1, it is the side view according to the lens assembly 100 of embodiments of the invention one.In Fig. 1, lens assembly 100 comprises camera lens 102 and clamping device 104, and clamping device 104 is to be disposed in the ray machine,, makes camera lens 102 accurately to present and receives light and focal imaging in ray machine in order to clamping camera lens 102.

The both sides of camera lens 102 have first chute 144 and second chute 146, and camera lens 102 has light feedback receiving end 148, shown in Fig. 2 A and Fig. 2 B.Wherein, to demonstrate camera lens 102 be the structure of a triangular pyramid type to Fig. 2 A.Certainly, the camera lens 102 of Fig. 2 B also has an imaging relative with light feedback receiving end 148 and feeds out end 150.Please refer to Fig. 1, the downside of camera lens 102 has first flexible member 140 and second flexible member 142, in order to provide elastic force between camera lens 102 and clamping device 104, reaches shockproof effect.

Clamping device 104 comprises body bottom 106, the first body sidepiece 108, the second body sidepiece 110, bodies top 112, the first adjustment screw 124 and the second adjustment screw 126.The first body sidepiece 108 and the second body sidepiece 110 are to be disposed at respectively on the two ends of body bottom 106, make the base side portion 108 that wins, body the bottom 106 and second body sidepiece 110 surround a storage tank 138, in order to hold camera lens 102.

Wherein, the inboard of the inboard and second body sidepiece 110 of the first body sidepiece 108 has first slide rail 114 and second slide rail 116 respectively, when being placed in storage tank 138 respectively at camera lens 102 and first chute 144 and second chute, 146 snappings.

One end of bodies top 112 is to be connected with the top of the first body sidepiece 108, but and the other end of bodies top 112 is modes with snapping is fixed on the top of the second body sidepiece 110.For example, the top of the second body sidepiece 110 has a fixed orifice 132, and bodies top 112 has a through hole 130 with respect to fixed orifice 132.And the present invention utilizes screw 128 to penetrate through hole 130, screw 128 will with fixed orifice 132 snappings, make bodies top 112 be fixed on the top of the second body sidepiece 110.In addition, bodies top 112 has first screw hole 134 and second screw hole 136, and body bottom 106, the first body sidepiece 108, first slide rail 114, the second body sidepiece 110, second slide rail 116 and bodies top 112 can be integrated structures.

First adjust screw 124 and second adjust screw 126 be respectively with first screw hole 134 and second screw hole, 136 snappings, in order to penetrate first screw hole 134 and second screw hole 136 respectively.Wherein, the first adjustment screw 124 and the second adjustment screw 126 are relative up and down with first flexible member 140 and second flexible member 142 respectively.First adjusts screw 124 and second adjusts the two ends, the left and right sides that screw 126 touches pressure the upside of camera lens 102, makes win flexible member 140 and second flexible member 142 touch the upside of body bottom 106, to provide elastic force between camera lens 102 and body bottom 106.

Wherein, the user can rotate the first adjustment screw 124 and second respectively and adjust screw 126 in first screw hole 134 and second screw hole 136, more than adjusts the position at the two ends, the left and right sides of camera lens 102 down.

Yet person skilled in the art scholar can also understand technology of the present invention and be not limited thereto that for example, first flexible member 140 and second flexible member 142 are two springs or other rubber-like structures.Certainly, first flexible member 140 and second flexible member 142 are also configurable on the upside of body bottom 106, also can provide elastic force between camera lens 102 and body bottom 106.

The upside of body bottom 106 also can have at least one thrust, as

thrust

118 and 120, in order to touch the downside of camera lens 102; The downside of bodies top 110 also can have at least one thrust, as thrust 122, in order to touch the upside of camera lens 102, increases the clamping effect.In addition, the groove width of the groove width of first chute 144 and second chute 146 is respectively greater than the thickness of first slide rail 114 and the thickness of second slide rail 116.

Even the present invention can also be with the chute role of camera lens 102 and the slide rail role reversal in the clamping device 104.For example, the both sides of camera lens 102 have one the 3rd slide rail and one the 4th slide rail, and the inboard inboard and the second body sidepiece 110 of the first body sidepiece 108 has one the 3rd chute and one the 4th chute respectively.In order to respectively with the 3rd slide rail and the 4th slide rail snapping, also can reach identical snapping effect, and the groove width of the groove width of the 3rd chute and the 4th chute is respectively greater than the thickness of the 3rd slide rail and the thickness of the 4th slide rail.

Embodiment two

Please refer to Fig. 3, it is the side view according to the lens assembly 300 of embodiments of the invention two.In Fig. 3, lens assembly 300 comprises camera lens 302 and clamping device 304, and clamping device 304 is to be disposed in the ray machine,, makes camera lens 302 accurately to present and receives light and focal imaging in ray machine in order to clamping camera lens 302.

The both sides of camera lens 302 have first extension 314 and second extension 316, and camera lens 302 has light feedback receiving end 348, shown in Fig. 4 A and Fig. 4 B.Wherein, to demonstrate camera lens 302 be the structure of a triangular pyramidal to Fig. 4 A.Certainly, the camera lens 302 of Fig. 4 B also has the imaging relative with light feedback receiving end 348 and feeds out end 350.Please refer to Fig. 3, the downside of camera lens 302 has first flexible member 340 and second flexible member 342, in order to provide elastic force between camera lens 302 and clamping device 304, reaches shockproof effect.

Clamping device 302 comprises body bottom 306, the first body sidepiece 308, the second body sidepiece 310, bodies top 312, the first adjustment screw 324 and the second adjustment screw 326.The first body sidepiece 308 and the second body sidepiece 310 are to be disposed at respectively on the two ends of body bottom 306, make the base side portion 308 that wins, body the bottom 306 and second body sidepiece 310 surround a storage tank 338, in order to hold camera lens 302.

Wherein, the inboard inboard and the second body sidepiece 310 of the first body sidepiece 308 has first chute 344 and second chute 346 respectively.Put first extension 314 and second extension 316 when being placed in storage tank 338, and the last cell wall of the last cell wall of first chute 344 and second chute 346 have first screw hole 334 and second screw hole 336 respectively respectively at camera lens 302.

One end of bodies top 312 is to be connected with the top of the first body sidepiece 308, but and the other end of bodies top 312 is modes with snapping is fixed on the top of the second body sidepiece 310.For example, the top of the second body sidepiece 310 has a fixed orifice 332, and bodies top 312 has a through hole 330 with respect to fixed orifice 332.And the present invention utilizes screw 328 to penetrate through hole 330, screw 328 will with fixed orifice 332 snappings, make bodies top 312 be fixed on the top of the second body sidepiece 310.In addition, body bottom 306, the first body sidepiece 308, first slide rail 314, the second body sidepiece 310, second slide rail 316 and bodies top 312 can be integrated structures.It should be noted that the second adjustment screw 326 and screw 328 are not to be positioned on the same longitudinal cross-section, and the second adjustment screw 326 will be than the light feedback receiving end 348 of screw 328 more close camera lenses 302.

First adjust screw 324 and second adjust screw 326 be respectively with first screw hole 334 and second screw hole, 336 snappings, in order to penetrate first screw hole 334 and second screw hole 336 respectively.Wherein, the first adjustment screw 324 and the second adjustment screw 326 are relative up and down with first flexible member 340 and second flexible member 342 respectively.The first adjustment screw 324 and the second adjustment screw 326 will be pressed respectively and be touched first extension 314 and second extension 316, make win flexible member 340 and second flexible member 342 touch the following cell wall of first chute 344 and the following cell wall of second chute 346 respectively, to provide elastic force between camera lens 302 and clamping device 304.

Wherein, the user can rotate the first adjustment screw 324 and second respectively and adjust screw 326 in first screw hole 334 and second screw hole 336, more than adjusts the position at the two ends, the left and right sides of camera lens 302 down.

Yet person skilled in the art scholar can also understand technology of the present invention and be not limited thereto that for example, first flexible member 340 and second flexible member 342 are two springs or other rubber-like structures.Certainly, first flexible member 340 and second flexible member 342 also can be disposed at the following cell wall of first chute 344 and the following cell wall of second chute 346 respectively, also can provide elastic force between camera lens 302 and clamping device 304.

The upside of body bottom 306 also can have at least one thrust, as thrust 318 and 320, in order to touch the downside of camera lens 302; The downside of bodies top 310 also can have at least one thrust, as thrust 322, in order to touch the upside of camera lens 302, increases the clamping effect.In addition, the groove width of first chute 344 is greater than the whole height of first extension 314 and first flexible member 340, and the groove width of second chute 346 is greater than the whole height of second extension 316 and second flexible member 342.

The lens assembly that embodiments of the invention one and embodiment two are disclosed has following several advantages:

1. the extension of its camera lens is with respect to the design of the chute of clamping device, can allow the camera lens of the various builds of the firm clamping of clamping device.

2. the slide rail of its camera lens is with respect to the design of the chute of clamping device, or the chute of its camera lens is with respect to the design of the slide rail of clamping device, all can allow the camera lens of the various builds of the firm clamping of clamping device.

3. the design of its flexible member in order to provide elastic force between camera lens and clamping device, reaches shockproof effect.

4. its two design of adjusting screw can be adjusted the position at two ends, the camera lens left and right sides for the user up and down.

In sum; though the present invention discloses as above with a preferred embodiment; yet it is not in order to limit the present invention; any personage who has the knack of present technique; without departing from the spirit and scope of the present invention; when can doing various changes and replacement, so protection scope of the present invention is when looking being as the criterion that accompanying Claim defines.

Claims

1. A lens assembly, characterized in that, comprising:

A lens, the lower side of which has a first elastic element and a second elastic element, and the two sides of the lens have a first sliding groove and a second sliding groove; and

A clamping device is configured in an optical machine for clamping the lens in the optical machine, the clamping device includes:

a body bottom;

A first body side portion and a second body side portion are respectively arranged at two ends of the body bottom, so that the first body side portion, the second body side portion and the body bottom form a circle for accommodating the body The housing groove of the lens, the inner side of the side of the first body and the inner side of the second body are respectively provided with a first slide rail and a second slide rail, which are used to connect with the first slide rails on both sides of the lens respectively. The slot and the second chute are fastened;

A body top, one end of which is connected to the top of the first body side, and the other end of the body top is fixed on the top of the second body side in a snap-fit manner, and the body top has a first a screw hole and a second screw hole; and

A first adjusting screw and a second adjusting screw are buckled with the first screw hole and the second screw hole respectively, so as to respectively pass through the first screw hole and the second screw hole and press to touch the lens the left and right ends of the upper side of the body, so that the first elastic element and the second elastic element touch the upper side of the bottom of the body;

Wherein, the positions of the left and right ends of the lens can be adjusted up and down by rotating the first adjusting screw and the second adjusting screw respectively.

2. The lens assembly as claimed in claim 1, wherein the first elastic element and the second elastic element are two springs.

3. The lens assembly as claimed in claim 1, wherein the upper side of the bottom of the body has at least one protrusion for touching the lower side of the lens.

4. The lens assembly as claimed in claim 1, wherein the lower side of the top of the main body has at least one protrusion for touching the upper side of the lens.

5. The lens assembly according to claim 1, wherein the top end of the side of the second body has a fixing hole, and the top of the body has a penetration hole corresponding to the fixing hole, and a screw penetrates the hole The hole is penetrated and fastened with the fixing hole, so that the top of the main body is fixed on the top of the side part of the second main body.

6. The lens assembly according to claim 1, wherein the width of the first slide groove and the width of the second slide groove are respectively greater than the thickness of the first slide rail and the thickness of the second slide rail .

7. The lens assembly as claimed in claim 1, wherein the first adjusting screw and the second adjusting screw are vertically opposite to the first elastic element and the second elastic element respectively.

8. A lens assembly, characterized in that, comprising:

A lens with a first elastic element and a second elastic element on its lower side, a third slide rail and a fourth slide rail on both sides of the lens; and

a body bottom;

A first body side portion and a second body side portion are respectively arranged at two ends of the body bottom, so that the first body side portion, the second body side portion and the body bottom form a circle for accommodating the body For the accommodating groove of the lens, the inner side of the side of the first body and the inner side of the second body are respectively provided with a third sliding groove and a fourth sliding groove for connecting with the third sliding groove on both sides of the lens respectively. rail and the fourth slide rail buckle;

9. The lens assembly according to claim 8, wherein the groove width of the third slide groove and the groove width of the fourth slide groove are respectively greater than the thickness of the third slide rail and the thickness of the fourth slide rail .

10. A lens assembly, characterized in that, comprising:

A lens, its two sides have a first extension and a second extension, and the underside of the first extension and the underside of the second extension respectively have a first elastic element and a second elastic element ;as well as

a body bottom;

A first body side portion and a second body side portion are respectively arranged at two ends of the body bottom, so that the first body side portion, the second body side portion and the body bottom form a circle for accommodating the body The housing groove for the lens, the first body side and the second body side respectively have a first sliding groove and a second sliding groove for respectively placing the first extension part and the second extension part, The upper groove wall of the first chute and the upper groove wall of the second chute respectively have a first screw hole and a second screw hole;

a body top, one end of which is connected to the top of the first body side, and the other end of the body top is fastened to the top of the second body side; and

A first adjusting screw and a second adjusting screw are buckled with the first screw hole and the second screw hole respectively, so as to pass through the first screw hole and the second screw hole respectively, and respectively press and touch The first extension part and the second extension part make the first elastic element and the second elastic element touch the lower groove wall of the first sliding groove and the lower groove wall of the second sliding groove respectively;

11. The lens assembly as claimed in claim 10, wherein the first elastic element and the second elastic element are two springs.

12. The lens assembly as claimed in claim 10, wherein the upper side of the bottom of the body has at least one protrusion for touching the lower side of the lens.

13. The lens assembly as claimed in claim 10, wherein the lower side of the top of the main body has at least one protrusion for touching the upper side of the lens.

14. The lens assembly according to claim 10, wherein the top of the second body side has a fixing hole, and the top of the body has a penetration hole corresponding to the fixing hole, and a screw will be used to pass through the penetration hole and fasten with the fixing hole, so that the top of the main body is fixed on the top of the side part of the second main body.

15. The lens assembly according to claim 10, characterized in that, the groove width of the first chute is larger than the overall height of the first extension part and the first elastic element, and the groove width of the second chute is larger than The overall height of the second extension part and the second elastic element.

16. The lens assembly as claimed in claim 10, wherein the first adjusting screw and the second adjusting screw are vertically opposite to the first elastic element and the second elastic element respectively.

17. A scanner, having an optical machine comprising at least:

A clamping device for clamping the lens, comprising:

a body bottom;

18. The scanner as claimed in claim 17, wherein the first elastic element and the second elastic element are two springs.

19. The scanner according to claim 17, wherein the top of the side of the second body has a fixing hole, and the top of the body has a penetration hole corresponding to the fixing hole, and a screw penetrates The through hole is fastened with the fixing hole, so that the top of the main body is fixed on the top of the side part of the second main body.