CN208351227U - Image-forming module and projection arrangement - Google Patents
Image-forming module and projection arrangement Download PDFInfo
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- CN208351227U CN208351227U CN201821003352.2U CN201821003352U CN208351227U CN 208351227 U CN208351227 U CN 208351227U CN 201821003352 U CN201821003352 U CN 201821003352U CN 208351227 U CN208351227 U CN 208351227U
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Abstract
A kind of image-forming module, including shell, projection lens and adjustment component.Shell has camera lens breasting end and light valve bears against end, and camera lens bears against and is configured with screw hole on end, and it is opposite with camera lens breasting end position that light valve bears against end.Projection lens is configured at camera lens and bears against end, and projection lens includes lens barrel and lens, and lens are configured in lens barrel, and the outer peripheral edge of lens barrel has flank section, and flank section is opposite with screwhole position.Component Configuration is adjusted to bear against between end in flank section and camera lens, adjusting component includes bolt and fixing piece, bolt includes fixed section and ring convex portion, ring convex portion has the abutment face towards fixed section, abutment face is butted on the side of flank section, and fixing piece is configured at the other side on fixed section and being configured at flank section.The bolt of adjustment component is configured in screw hole.The image-forming module and projection arrangement of the utility model can promote imaging definition.
Description
Technical field
The utility model is related a kind of image-forming module and projection arrangement.
Background technique
The projection arrangement of the prior art includes image-forming module, light valve and lighting system, and lighting system provides illuminating bundle, is shone
Mingguang City's beam generates image strip after light valve, and image strip is projected on screen by image-forming module and generates image.Imaging
Module includes shell and lens assembly, and lens assembly is configured at the first end face of shell, and lens assembly includes lens, and light valve is matched
It is placed in the second end face of shell, the light-emitting surface of light valve is adjacent to second end face.In order to maintain the quality such as image definition of imaging
Degree, the normal vector of the light-emitting surface of light valve must be parallel with the optical axis of the lens, therefore, is all attached in lens assembly and light valve
In the case where shell, the first end face and second end face of shell must be parallel.
In order to keep first end face and the second end face of shell parallel, the prior art is to control (Computer with computer numerical
Numerical Control, CNC) depth of parallelism between first end face and second end face of the processing machine to adjust shell, but CNC
The machining accuracy of processing machine still has certain limitations, and the first end face of shell and second end face can not often reached and is substantially parallel,
Furthermore lens assembly is attached to the first end face of shell and when light valve is attached to the second end face of shell, and additional locking elements can also
Can the parallelism of optical axis of lens of normal vector and lens assembly to the light-emitting surface of light valve impact, cause image strip at
Image sharpness is bad, and image quality decline is unable to satisfy the demand of user.
This " background technique " paragraph is used only to help to understand the content of the present invention, therefore is taken off in " background technique "
The content of dew may include some known techniques without constituting road known to those skilled in the art.In addition, in " background technique "
In disclosed content do not represent the content or the utility model one or more embodiment problem to be solved, also not
Representative has been readily known to those persons skilled in the art or has recognized before the present utility model application.
Utility model content
The utility model provides a kind of image-forming module, can promote imaging definition.
The utility model provides a kind of projection arrangement, and image-forming module can promote imaging definition.
The other objects and advantages of the utility model can be obtained from the technical characteristic disclosed by the utility model into one
The understanding of step.
Be up to one of above-mentioned or partly or entirely purpose or other purposes, an embodiment of the present invention provide it is a kind of at
As module, including shell, projection lens and multiple adjustment components.There is shell camera lens breasting end and light valve to bear against end, and camera lens is held
Multiple screw holes are configured on end, it is opposite with camera lens breasting end position that light valve bears against end.Projection lens is configured at camera lens and bears against end,
Projection lens includes that lens barrel and an at least lens, the lens are configured in lens barrel, and the outer peripheral edge of lens barrel has multiple flank sections,
The flank section is opposite with the screwhole position respectively.The adjustment component Configuration in the flank section and camera lens bear against end it
Between, each adjustment component includes bolt and fixing piece, and bolt includes fixed section and ring convex portion, and ring convex portion has towards fixation
The abutment face of section, abutment face are butted on the side of corresponding flank section, and fixing piece is configured on fixed section and is configured at corresponding
Flank section the other side.The bolt of the adjustment component is respectively arranged in the screw hole.
It is to provide a kind of throwing up to one of above-mentioned or part or all of purpose or other purposes, an embodiment of the present invention
Image device, including lighting system, light valve and above-mentioned image-forming module, for providing illuminating bundle, light valve is configured at lighting system
On the transmission path of illuminating bundle, illuminating bundle is converted into image strip, the projection lens of image-forming module is configured at image
On the transmission path of light beam, and light valve is configured at light valve and bears against end.
Abutment face and fixation in the image-forming module and projection arrangement of the utility model, by the bolt of the adjustment component
Part allows the flank section to be against on the abutment face in ring convex portion and is held between fixing piece and abutment face, when image definition not
When good, part or all of bolt can be made into and out corresponding screw hole by rotating part or whole bolts, to drive
Corresponding flank section bears against end movement with respect to camera lens, and accurately corrects the method for the optical axis of the lens and the light-emitting surface of light valve
The depth of parallelism between vector, so as to improve image clarity and promote image quality and meet the needs of user, and can
Part tolerance is compensated, and usable hexagon wrench or sleeve driver directly adjust the bolt of the adjustment component of the utility model, no
Need the cumbersome movement of disassembly repeatedly.
For the above and other objects, features and advantages of the utility model can be clearer and more comprehensible, preferred reality is cited below particularly
Example is applied, and cooperates institute's accompanying drawings, is described in detail below.
Detailed description of the invention
Fig. 1 is a use state diagram of the image-forming module of an embodiment of the present invention；
Fig. 2 is the lateral sectional view in Fig. 1 along A-A hatching line；
Fig. 3 is the enlarged diagram of B area in Fig. 2；
Fig. 4 is the side view diagram of the bolt of the adjustment component of the image-forming module in Fig. 1；
Fig. 5 is the end view of the bolt of the adjustment component of the image-forming module in Fig. 1；
Fig. 6 is another use state diagram of the image-forming module in Fig. 1；And
Fig. 7 is the block diagram of the projection arrangement of an embodiment of the present invention.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model refer to the one of schema in following cooperation
In the detailed description of preferred embodiment, can clearly it present.The direction term being previously mentioned in following embodiment, such as: upper,
Under, it is left and right, front or rear etc., be only the direction with reference to annexed drawings.Therefore, the direction term used is for illustrating not to use
To limit the utility model.
Fig. 1 is a use state diagram of the image-forming module of an embodiment of the present invention.Fig. 2 is to cut open in Fig. 1 along A-A
The lateral sectional view of line.Fig. 3 is the enlarged diagram of B area in Fig. 2.Fig. 4 is the spiral shell of the adjustment component of the image-forming module in Fig. 1
The side view diagram of bolt.Fig. 5 is the end view of the bolt of the adjustment component of the image-forming module in Fig. 1.Please refer to Fig. 1 to 5, this reality
The image-forming module 100 for applying example includes shell 110, projection lens 120 and multiple adjustment components 130.Shell 110 is born against with camera lens
End 111 and light valve bear against end 112, and camera lens bears against and is configured with multiple screw holes 113 on end 111, and light valve bears against end 112 and camera lens is born against
Hold 111 positions opposite, light valve bears against end 112 and is used to configure light valve 200 and is adjacent to the light-emitting surface 210 of light valve 200.Projection lens
120, which are configured at camera lens, bears against end 111, and projection lens 120 includes lens barrel 121 and at least a lens 122, lens 122 are configured at mirror
In cylinder 121, lens 122 can be include the optical mirror slip with diopter, for example including biconcave lens, biconvex lens, it is concave-convex thoroughly
The various combinations of the non-planar eyeglass such as mirror, meniscus, plano-convex lens and plano-concave lens, but in one embodiment, lens 122
It also may include planar wave eyeglass.The outer peripheral edge of lens barrel 121 extends outwardly configured with multiple flank sections 123, and flank section 123 is divided
It is not opposite with 113 position of screw hole.Adjustment component 130 is configured at flank section 123 and camera lens is born against between end 111, for adjusting
The depth of parallelism of the normal vector of the light-emitting surface 210 of the optical axis and light valve 200 of mirror 122.Adjustment component 130 is including bolt 131 and admittedly
Determine part 132.Bolt 131 includes fixed section 1311 and ring convex portion 1312, and ring convex portion 1312 has supporting towards fixed section 1311
By face 1313, for being resisted against the side of corresponding flank section 123, fixing piece 132 is configured on fixed section 1311 and is located at
The bolt 131 of the other side of corresponding flank section 123, adjustment component 130 is respectively arranged in screw hole 113.
In the present embodiment, the quantity of screw hole 113 is three, and the quantity of flank section 123 is also three, adjusts component 130
Quantity be also three, but in other embodiments, the quantity of flank section 123 also may, for example, be one, two or other numbers
Amount, the quantity of screw hole 113 can be identical or different with flank section 123, and the quantity for adjusting component 130 can be with flank section 123
It is identical or different.
Bolt 131 further includes through section 1314 and thread segment 1315, and fixed section 1311 is connected to thread segment 1315 and passes through
The opposite end of section 1314 is worn, ring convex portion 1312 is connected to one end that thread segment 1315 is connected to through section 1314, and adjustment group
The thread segment 1315 of the bolt 131 of part 130 is respectively arranged in screw hole 113, and adjust the bolt 131 of component 130 runs through section
1314 run through corresponding flank section 123.
Adjustment component 130 may also include plastic cement gasket 133 and spring shim 134, and plastic cement gasket 133 is arranged in through section
On 1314 and between fixing piece 132 and corresponding flank section 123, spring shim 134 be arranged in section 1314 and
Between plastic cement gasket 133 and the fixing piece 132, and perforation 1231 is also respectively formed in flank section 123, for for phase
Corresponding bolt 131 is worn through section 1314, perforate 1231 aperture be greater than corresponding bolt 131 through section 1314
Outer diameter.By plastic cement gasket 133, spring shim 134 and perforation 1231, abutment face is resisted against in the flank section 123 of lens barrel 121
In the case where 1313, can make bolt 131 can smooth rotation, in this way, bolt 131 can towards by portrait attachment bear against end 111 side
To or far from camera lens bear against end 111 direction it is mobile, to push flank section 123 with moving lens barrel 121, and then finely tune lens 122
Optical axis position, allow the quality of imaging to meet demand.
Bolt 131 may also include bolt head 1316, and bolt head 1316 is configured at fixed section 1311 far from through section 1314
Side, and bolt head 1316 has side surface 1317, and ring convex portion 1312 can have ring-side wall 1318, side surface 1317 and ring side
Wall 1318 can be made of an arcwall face or multiple faces sequentially connected.Considering based on operation ease, shown in Fig. 4 and 5
The design of ring-side wall 1318 of side surface 1317 and ring convex portion 1312 of bolt head 1316 be, for example, the face that is sequentially connected by six
It is constituted, to use hexagon wrench or sleeve driver from 100 outside directly adjustment bolt 131 of image-forming module into and out phase
Corresponding screw hole 113 is conducive to examine simultaneously in this way, which being not required to disassembly adjustment component 130 may achieve the adjustment of bolt 131
It is adjusted depending on image quality and simultaneously, the cumbersome movement of disassembly repeatedly can be saved.
The fixed section 1311 of bolt 131 can have flank 1319, and fixing piece 132 can be to be configured on flank 1319
Nut, but not limited to this.The type of fixing piece 132 can be limited on bolt 131 for other corresponding flank sections 123 of energy
And the element not fallen off, fixing piece 132 is such as can be also the rod piece for extending radially through fixed section 1311, retaining ring.
Camera lens, which is born against, may be configured with multiple recess portions 114 on end 111, screw hole 113 is respectively arranged at recess portion 114, adjust component
The thread segment 1315 of 130 bolt 131 is each passed through recess portion 114 and is configured in corresponding screw hole 113.In adjustment lens
When the depth of parallelism of 122 optical axis and the normal vector of the light-emitting surface 210 of light valve 200, the ring convex portion 1312 of bolt 131 can be further
It moves into recess portion 114, so that the adjusting range of adjustment component 130 bears against end 111 by the ring convex portion 1312 of bolt 131 and camera lens
The distance between surface expands the distance between ring convex portion 1312 for bolt 131 and corresponding recess portion 114.
In addition, image-forming module 100 may also include compressible element 140, compressible element 140 is configured at lens barrel 121 and mirror
Head is born against between end 111, on the one hand the gap for filling up between lens barrel 121 and camera lens breasting end 111 avoids dust pollution saturating
On the other hand mirror 122 bears against the buffering between end 111 as lens barrel 121 and camera lens and avoids collision.Compressible element 140 is for example
It is the flexible materials such as foam, rubber, but not limited to this.
Fig. 6 is another use state diagram of the image-forming module in Fig. 1.Fig. 2,3 and 6 are please referred to, due to flank section 123
Be against on the abutment face 1313 in ring convex portion 1312, and be held between fixing piece 132 and abutment face 1313, when image definition not
When good, using adjustment component 130, by the bolt 131 of rotating part or the adjustment component 130 of whole bolt 131 is moved
Enter or remove corresponding screw hole 113, be displaced to drive the opposite camera lens of corresponding flank section 123 to bear against end 111, and corrects saturating
The depth of parallelism between the normal vector of the light-emitting surface 210 of the optical axis and light valve 200 of mirror 122 makes into so as to improve the clarity of image
Meets the needs of user as quality-improving.Arrange in pairs or groups Fig. 3 and Fig. 6, for example, rotating bolt 131 in the context of fig. 3,
So that bolt 131 is moved to position shown in fig. 6 axially towards the direction for bearing against end 111 far from camera lens, the ring of bolt 131 at this time
It is mobile towards the direction for bearing against end 111 far from camera lens that protrusion 1312 will push flank section 123, and then drives the mirror of projection lens 120
Cylinder 121 and lens 122, to change the depth of parallelism between the optical axis of lens 122 and the normal vector of the light-emitting surface 210 of light valve 200, with
Image definition is adjusted to degree needed for user.In particular, since the image-forming module 100 of the present embodiment is to adjust component
130 bolt 131 adjusts the depth of parallelism between the optical axis of lens 122 and the normal vector of the light-emitting surface 210 of light valve 200, therefore energy
Flank section 123 is accurately adjusted to the adjustment for reaching stepless to an appropriate location relative to camera lens breasting end 111, so that at
As quality meets the needs of user, and it can compensate for the tolerance of other parts in image-forming module 100.
Fig. 7 is the block diagram of the projection arrangement of an embodiment of the present invention.Please refer to Fig. 2 and 7, the projection of the present embodiment
Device 300 includes lighting system 310, light valve 200 and above-mentioned image-forming module 100.Lighting system 310 is for providing illuminating bundle
L1, light valve 200 are configured on the transmission path of illuminating bundle L1, and illuminating bundle L1 is converted into image strip L2, image light
Beam L2 is projected by the light-emitting surface 210 of light valve 200, and the projection lens 120 of image-forming module 100 is configured at the transmitting of image strip L2
On path, image strip L2 is projected to screen, and then form image frame on the screen.Light valve 200 is configured at imaging mould
The light valve of the shell 110 of block 100 bears against end 112, and light valve 200 can be perforation light-valve or optical valve in reflection type, wherein penetrating
Formula light valve can be penetration liquid crystal display panel, and optical valve in reflection type can be digital micromirror elements (digital micro-
Mirror device, DMD) or silica-based liquid crystal panel (liquid crystal on silicon panel, LCOS panel),
But not limited to this.
Lighting system 310 may also include excitation light source 311 and wavelength convert wheel 312, and excitation light source 311 is, for example, to include
The diode (led) module of light emitting diode or laser diode (Laser Diode, LD) is either by more pieces of diode (led) module institute groups
At matrix, for providing excitation beam Le, but not limited to this system.And wavelength convert wheel 312 is configured at excitation beam Le's
On transmission path, for excitation beam Le to be converted into commutating optical beam Lp, and it includes commutating optical beam Lp that illuminating bundle L1, which is, but not
As limit.In addition, lighting system 310 can further include other optical elements, and such as: light combination element, colour wheel, light uniformization element
And collector lens, so that illuminating bundle L1 is transferred to light valve 200.
In conclusion in the image-forming module and projection arrangement of the utility model, by flank section, the bolt that adjusts component
Abutment face and fixing piece, the depth of parallelism between the normal vector of the light-emitting surface of the optical axis and light valve of lens can correct with being refined,
So as to improve image definition, image quality is made to be promoted and meet the needs of user, and can compensate for part tolerance.In addition, can
The bolt that the adjustment component of the utility model is directly adjusted using hexagon wrench or sleeve driver, it is dynamic to be not required to cumbersome disassembly repeatedly
Make.
The above, the only preferred embodiment of the utility model are implemented when that cannot limit the utility model with this
Range, i.e., generally according to simple equivalence changes made by the utility model claims book and specification and modification, all still belong to
In the range of the utility model patent covers.In addition, any embodiment or claim of the utility model are not necessary to reach this reality
With novel disclosed whole purposes or advantage or feature.In addition, abstract part and topic are intended merely to auxiliary patent document inspection
Rope is used, and not is used to limit the interest field of the utility model.
Claims (10)
1. a kind of image-forming module, which is characterized in that including shell, projection lens and multiple adjustment components, wherein
There is the shell camera lens to bear against end and light valve breasting end, and the camera lens, which is born against, is configured with multiple screw holes, the light on end
It is opposite with camera lens breasting end position that valve bears against end；
The projection lens is configured at the camera lens and bears against end, and the projection lens includes lens barrel and an at least lens, it is described extremely
Few lens are configured in the lens barrel, and the outer peripheral edge of the lens barrel has multiple flank sections, the multiple flank section respectively with
The multiple screwhole position is opposite；
The multiple adjustment component Configuration is born against between end in the multiple flank section and the camera lens, each the multiple adjustment group
Part includes bolt and fixing piece, and the bolt includes fixed section and ring convex portion, and the ring convex portion has towards the fixed section
Abutment face, the abutment face is butted on the side of the corresponding flank section, and the fixing piece is configured on the fixed section
And it is configured at the other side of the corresponding flank section；
Wherein, the bolt of each the multiple adjustment component is configured in each the multiple screw hole.
2. image-forming module as described in claim 1, which is characterized in that the bolt further includes through section and thread segment, institute
It states fixed section and the thread segment is connected to the opposite end for running through section, the ring convex portion is connected to the company for running through section
Be connected to the end of the thread segment, and the thread segment of the bolt of each the multiple adjustment component be configured at it is each described
In multiple screw holes, the described of the bolt of each the multiple adjustment component runs through the corresponding flank section through section.
3. image-forming module as claimed in claim 2, which is characterized in that each the multiple adjustment component further include plastic cement gasket and
Spring shim, the plastic cement gasket be arranged in it is described in section and be located at the fixing piece and the corresponding flank section it
Between, the spring shim is arranged in described in section and between the plastic cement gasket and the fixing piece and each described
Perforation is formed in multiple flank sections, the perforation of each the multiple flank section is used for for the described of the corresponding bolt
It is worn through section, the aperture of the perforation of each the multiple flank section is greater than the described through section of the corresponding bolt
Outer diameter.
4. image-forming module as described in claim 1, which is characterized in that the ring convex portion of the bolt also has ring-side wall,
The face that the ring-side wall is sequentially connected by six is constituted.
5. image-forming module as claimed in claim 2, which is characterized in that the bolt further includes bolt head, and the bolt head is matched
The fixed section is placed in far from the side for running through section.
6. image-forming module as claimed in claim 5, which is characterized in that the bolt head have side surface, the side surface by
Six faces sequentially connected are constituted.
7. image-forming module as described in claim 1, which is characterized in that the fixed section of the bolt also has flank,
And the fixing piece is the nut being configured on the flank.
8. image-forming module as claimed in claim 2, which is characterized in that the camera lens bears against and is also configured with multiple recess portions on end,
The multiple screw hole is respectively arranged at the multiple recess portion, the thread segment difference of the bolt of the multiple adjustment component
Across the multiple recess portion and it is configured in the corresponding screw hole.
9. image-forming module as described in claim 1, which is characterized in that further include compressible element, the compressible element is matched
It is placed in the lens barrel and the camera lens is born against between end.
10. a kind of projection arrangement, which is characterized in that including lighting system, light valve and image-forming module, wherein
The lighting system is for providing illuminating bundle；
The light valve is configured on the transmission path of the illuminating bundle, and the illuminating bundle is converted into image strip；
The image-forming module includes shell, projection lens and multiple adjustment components, wherein
There is the shell camera lens to bear against end and light valve breasting end, and the camera lens, which is born against, is configured with multiple screw holes, the light on end
It is opposite with camera lens breasting end position that valve bears against end；
The projection lens is configured at the camera lens and bears against end, and the projection lens includes lens barrel and an at least lens, it is described extremely
Few lens are configured in the lens barrel, and the outer peripheral edge of the lens barrel has multiple flank sections, the multiple flank section respectively with
The multiple screwhole position is opposite；
The multiple adjustment component Configuration is born against between end in the multiple flank section and the camera lens, each the multiple adjustment group
Part includes bolt and fixing piece, and the bolt includes fixed section and ring convex portion, and the ring convex portion has towards the fixed section
Abutment face, the abutment face is butted on the side of the corresponding flank section, and the fixing piece is configured on the fixed section
And be configured at the other side of the corresponding flank section, wherein the bolt of each adjustment component be configured at it is each described
In a little screw holes；
Wherein, the projection lens of the image-forming module is configured on the transmission path of the image strip, and the light valve
It is configured at the light valve and bears against end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821003352.2U CN208351227U (en) | 2018-06-27 | 2018-06-27 | Image-forming module and projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821003352.2U CN208351227U (en) | 2018-06-27 | 2018-06-27 | Image-forming module and projection arrangement |
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| Publication Number | Publication Date |
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| CN208351227U true CN208351227U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821003352.2U Active CN208351227U (en) | 2018-06-27 | 2018-06-27 | Image-forming module and projection arrangement |
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| CN (1) | CN208351227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855542A (en) * | 2019-03-16 | 2019-06-07 | 南京华群光电技术有限公司 | A kind of displacement measuring device |
-
2018
- 2018-06-27 CN CN201821003352.2U patent/CN208351227U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855542A (en) * | 2019-03-16 | 2019-06-07 | 南京华群光电技术有限公司 | A kind of displacement measuring device |
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