CN101726816A - Dustproof gasket and image sensing module - Google Patents
Dustproof gasket and image sensing module Download PDFInfo
- Publication number
- CN101726816A CN101726816A CN200810166058A CN200810166058A CN101726816A CN 101726816 A CN101726816 A CN 101726816A CN 200810166058 A CN200810166058 A CN 200810166058A CN 200810166058 A CN200810166058 A CN 200810166058A CN 101726816 A CN101726816 A CN 101726816A
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- holder unit
- diapire
- pedestal
- sensing module
- dustproof gasket
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Abstract
The invention relates to a dustproof gasket and an image sensing module. The dustproof gasket is applicable to the image sensing module. The image sensing module comprises a base and a fixing seat unit which is arranged on the base and has an opening, wherein the dustproof gasket is clamped between the base and the fixing seat unit and contains a bottom wall, a plurality of hollow regulating parts and an annulus wall; the bottom wall comprises a gap which is opposite to the opening of the fixing seat unit; the regulating parts are arranged on the bottom wall and around the gap, each regulating part can realize elastic deformation, each regulating part comprises a fixing end connected with the bottom wall and a pressing end; and the annulus wall extends from the bottom wall to the fixing seat unit to encircle the opening and closely stick to the fixing seat unit. Therefore, the poor raster white caused by that dust enters in the space between the light filter and the photosensitive element or drops onto the light filter arranged in the base, can be avoided so that the dustproof gasket has better dustproof effect.
Description
Technical field
The present invention relates to optical lens, particularly a kind of dustproof gasket and have the image sensing module of this dustproof gasket.
Background technology
Mostly dustproof gasket can be set in general optical lens or the image sensing module, enter space between optical filter and the photo-sensitive cell, fall to optical filter to produce the bad problem of white picture to prevent dust.
Consult Fig. 1, be existing a kind of image sensing module 6, comprise the pedestal 61 that comprises breach 611, be arranged at this pedestal 61 and cover the sheet glass 62 of this breach 611, be installed on the holder unit 63 of this pedestal 61, be located in the dustproof gasket 64 of 63 of this pedestal 61 and this holder unit, and optics sensing component 65, wherein, this holder unit 63 comprises the pedestal 631 that has with this breach 611 corresponding opening 630, pressing plate 632 and pressing plate rubber 633, this dustproof gasket 64 comprise the body 641 with perforation 640 corresponding with this opening 630, a plurality of salient points 642 that are arranged at this body 641 and center on this perforation 640.
Cooperate and consult Fig. 2,3, during these image sensing module 6 assemblings, with some glue mode this sheet glass 62 is fixed in this pedestal 61 earlier, compress this salient point 642 of this dustproof gasket 64 again by the pedestal 631 of this holder unit 63, this dustproof gasket 64 can firmly be located between this pedestal 631 and this pedestal 61, last, utilize this pressing plate 632 to compress this pressing plate rubber 633 and this optics sensing component 65 again, make it be fixed in this pedestal 631, this image sensing module 6 is promptly assembled and is finished.
Though can be by this dustproof gasket 64 being set to reach the dustproof purpose, this image sensing module 6 has following shortcoming:
One, dustproof poor effect: during owing to assembling, this pedestal 631 is these salient points 642 that compress this dustproof gasket 64, therefore can there be a little slit in this body 641 and 631 of this pedestals, and dust still can enter space between optical filter and the photo-sensitive cell, fall to this sheet glass 62 to cause the bad problem of white picture by the slit.
Two, assembling is difficult for: when this pedestal 631 compresses this dustproof gasket 64, most of strength is to reach this pedestal 61 via these salient points 642, and only have small part strength to compress this sheet glass 62, and because this body 641 pastes the bottom surface of supporting 643 with this sheet glass 62 is to be level and smooth shape, therefore this dustproof gasket 64 also can't be suppressed these sheet glass 62 location really and can produce the situation that departs from predetermined installation site, for addressing the above problem, must when assembling, utilize viscose that this sheet glass 62 is cemented in this pedestal 61 earlier, but so make assembling procedure comparatively the complexity, also can make this sheet glass 62 be difficult for removing and the problem that can't clear up these pedestal 61 inside except meeting.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, provides a kind of dustproof effect preferable and easy dustproof gasket of assembling and image sensing module.
The technical solution adopted for the present invention to solve the technical problems is, a kind of dustproof gasket is provided, be to be applicable to image sensing module, this image sensing module comprises pedestal, and be installed on the holder unit of this pedestal, this holder unit comprises opening, and this dustproof gasket is to be located between this pedestal and this holder unit, and comprises diapire, a plurality of hollow regulating part and ring wall.This diapire comprises the breach corresponding with the opening of this holder unit.This regulating part is to be arranged at this diapire and around this breach, each regulating part is an elastically deformable, and comprises the stiff end that is connected with this diapire, and can with respect to this stiff end move and with the end that compresses of this holder unit contact.This ring wall is closely to be pasted toward this holder unit extension and around this opening and with this holder unit by this diapire to support.
In dustproof gasket of the present invention, this regulating part comprises that around the distortion wall that defines room, it is to be arranged at this distortion wall that this stiff end and this compress end.
In dustproof gasket of the present invention, this distortion wall is to compress end by this stiff end toward this to restraint gradually and contract.
In dustproof gasket of the present invention, this image sensing module more comprises the optical filter between the diapire that is arranged at this pedestal and this dustproof gasket, wherein, the diapire of this dustproof gasket more comprises towards this holder unit depression and supplies this optical filter to embed the fitting portion of location.
In dustproof gasket of the present invention, this diapire more comprises two keepers that insert this pedestal.
Closely paste around this opening and with this holder unit by ring wall and to support, can avoid dust to fall to the optical filter that is positioned at this pedestal and cause white picture bad, therefore have preferable dustproof effect.
The present invention also provides a kind of image sensing module, comprises pedestal, holder unit, optical filter, and dustproof gasket.This pedestal comprises through hole.This holder unit is to be installed on this pedestal, and comprises and this through hole corresponding opening.This optical filter is to be arranged at this pedestal and to cover this through hole.This dustproof gasket is to be located between this pedestal and this holder unit, and comprise the diapire with breach corresponding, a plurality of hollow regulating part that is arranged at this diapire and elastically deformable with this through hole, and ring wall, this regulating part is around this breach and respectively has the stiff end that is connected with this diapire, and can with respect to this stiff end move and with the end that compresses of this holder unit contact, this ring wall is to be extended toward this holder unit and closely pasted around this opening and with this holder unit by this diapire to support.
In image sensing module of the present invention, this regulating part has around defining the distortion wall of room, and this distortion wall is to compress end by past this of this stiff end to restraint gradually and contract.
In image sensing module of the present invention, this diapire has more towards this holder unit depression and supplies this optical filter to embed the fitting portion of location.
In image sensing module of the present invention, this diapire has more two keepers that insert this pedestal.
In image sensing module of the present invention, this holder unit comprise have this opening and and this ring wall paste the body that supports, be located in the anti-dazzling screen between this body and this dustproof gasket, this anti-dazzling screen has a plurality of corresponding with this regulating part respectively perforation, each regulating part compress end be nested in corresponding perforation and with this body contact mutually.
By the setting of the ring wall of this dustproof gasket, can avoid dust to enter space between optical filter and the photo-sensitive cell, fall to this optical filter and cause white picture bad, therefore have preferable dustproof effect.
Description of drawings
Fig. 1 is a three-dimensional exploded view, and a kind of image sensing module of the prior art is described;
Fig. 2 is a stereographic map, and the bottom surface of dustproof gasket in the prior art is described;
Fig. 3 is a sectional view, illustrates that this dustproof gasket in the prior art is located in the situation between pedestal and pedestal;
Fig. 4 is a three-dimensional exploded view, and a preferred embodiment of image sensing module of the present invention is described;
Fig. 5 is a stereographic map, and the structure of dustproof gasket of the present invention is described;
Fig. 6 is a schematic top plan view, illustrates that this pressing plate compresses the situation of optics sensing component; And
Fig. 7 is a sectional view along Fig. 6 center line VII-VII, illustrates that this dustproof gasket is located in the situation between pedestal and body.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of a preferred embodiment of following conjunction with figs., can clearly present.
Consult Fig. 4, image sensing module of the present invention comprises pedestal 1, holder unit 2, optical filter 3, dustproof gasket 4, and optics sensing component 5, what deserves to be explained is, the material of this dustproof gasket 4 can be rubber or flexible PVC, and in the present embodiment, the material of this dustproof gasket 4 is a rubber.
This pedestal 1 comprises through hole 11.
This holder unit 2 is to be installed on this pedestal 1, and comprises having and the body 21 of these through hole 11 corresponding opening 211, be located in the anti-dazzling screen 22 of 4 of this body 21 and this dustproof gaskets, and pressing plate 23, and wherein, this anti-dazzling screen 22 has a plurality of perforation 221.
This optical filter 3 is to be arranged at this pedestal 1 and to cover this through hole 11, and in the present embodiment, this optical filter 3 is a sheet glass.
Cooperate and consult Fig. 5, this dustproof gasket 4 is to be located in 2 of this pedestal 1 and this holder unit, and comprise diapire 41, a plurality of hollow regulating part 42 that is arranged at this diapire 41 and elastically deformable, and ring wall 43, wherein, this diapire 41 has the breach 411 corresponding with this through hole 11, towards body 21 depressions of this holder unit 2 and embed the fitting portion 412 of location for this optical filter 3, and two keepers 413 that insert this pedestal 1, what deserves to be explained is, this keeper 413 can be salient point or projection, in the present embodiment, this keeper 413 is a projection.This regulating part 42 is around this breach 411 and bores a hole 221 corresponding with this of this anti-dazzling screen 22 respectively, and respectively have around the distortion wall 421 that defines room 420, this distortion wall 421 has the stiff end 422 that is connected with this diapire 41, and can with respect to this stiff end 422 move and with these body 21 contacts compress the end 423, what deserves to be explained is, this distortion wall 421 can be to be spherical or taper, this stiff end 422 can be to be closed circular or non-closed circular, in the present embodiment, this distortion wall 421 be by this stiff end 422 toward these compress end 423 gradually bundle contract cone-shaped, and this stiff end 422 is to be closed circular.This ring wall 43 is closely to be pasted toward these holder unit 2 extensions and around this opening 211 and with this body 21 by this diapire 41 to support.
This optics sensing component 5 is to be arranged at the body 21 of this holder unit 2 back to these anti-dazzling screen 22 1 sides and corresponding with this optical filter 3.
Consult Fig. 4,6,7, during this image sensing module assembling, earlier this optical filter 3 is arranged at this pedestal 1 and covers this through hole 11, again that the fitting portion 412 of this dustproof gasket 4 and this optical filter 3 is chimeric and make this keeper 413 insert these pedestals 1, then, the anti-dazzling screen 22 of this holder unit 2 is covered on this dustproof gasket 4, make this regulating part 42 be nested in this perforation 221 respectively, and utilize this body 21 to compress this ring wall 43 and hold 423 with compressing of this regulating part 42, this ring wall 43 is closely pasted with this optical filter 3 with this body 21 respectively with this diapire 41 to be supported, at last, compress after this optics sensing component 5 makes it be fixed in this body 21 by this pressing plate 23, this image sensing module is promptly assembled and is finished again.
Via above-mentioned explanation, advantage of the present invention can be summarized as follows:
One, dustproof effect is good: because the ring wall 43 of this dustproof gasket 4 is to support with body 21 tight subsides of this holder unit 2, therefore can not produce this body 641 and 631 problems that have the slit of this pedestal in the prior art as shown in Figure 1, can avoid dust to enter space between optical filter and the photo-sensitive cell, fall to this optical filter 3 and cause white picture bad.
Two, assembling easily: during these optical filter 3 assemblings is chimeric with the fitting portion 412 of this dustproof gasket 4, and this keeper 413 is to insert this pedestal 1, so, this optical filter 3 is held in a predetermined position and unlikely slip skew, do not need in the prior art as shown in Figure 3 this sheet glass 62 to utilize some glue modes to fix and be easier to assembling, when removing this optical filter 3, only need this dustproof gasket 4 is taken off and this optical filter 3 can be removed to clear up this pedestal 1 when inner.
Three, tool is regulated and surge capability: the end 423 that compresses that compresses these regulating parts 42 by this body 21 makes this distortion wall 421 produce elastic deformation, and the strength that this body 21 is pressed down is dissipated to this diapire 41 to compress this pedestal 1 and this optical filter 3 via these stiff end 422 average marks, can not produce when this pedestal 631 compresses this dustproof gasket 64 in the prior art shown in Figure 3 only has few part strength to compress the situation of this sheet glass 62, and when this body 21 is subjected to external impacts, the shock absorbing power can avoid this optical filter 3 to break by these distortion wall 421 distortion.
The above only is preferred embodiment of the present invention, can not limit scope of the invention process with this, and promptly all simple equivalent of being done according to claim of the present invention and invention description content change and modify, and all still belongs in the scope that patent of the present invention contains.
Claims (10)
1. a dustproof gasket is to be applicable to image sensing module, it is characterized in that, this image sensing module comprises pedestal, and is installed on the holder unit of this pedestal, and this holder unit comprises opening, this dustproof gasket is to be located between this pedestal and this holder unit, and comprises:
Diapire comprises the breach corresponding with the opening of this holder unit;
A plurality of hollow regulating parts are to be arranged at this diapire and around this breach, each regulating part is an elastically deformable, and comprise the stiff end that is connected with this diapire, and can with respect to this stiff end move and with the end that compresses of this holder unit contact; And
Ring wall is closely to be pasted toward this holder unit extension and around this opening and with this holder unit by this diapire to support.
2. according to the described dustproof gasket of claim 1, it is characterized in that this regulating part comprises that around the distortion wall that defines room, it is to be arranged at this distortion wall that this stiff end and this compress end.
3. according to the described dustproof gasket of claim 2, it is characterized in that this distortion wall is to compress end by this stiff end toward this to restraint gradually and contract.
4. according to the described dustproof gasket of claim 1, it is characterized in that, this image sensing module more comprises the optical filter between the diapire that is arranged at this pedestal and this dustproof gasket, and wherein, the diapire of this dustproof gasket more comprises towards this holder unit depression and supplies this optical filter to embed the fitting portion of location.
5. according to the described dustproof gasket of claim 4, it is characterized in that this diapire more comprises two keepers that insert this pedestal.
6. an image sensing module is characterized in that, comprises:
Pedestal comprises through hole;
The holder unit is to be installed on this pedestal, and comprises and this through hole corresponding opening;
Optical filter is to be arranged at this pedestal and to cover this through hole;
Dustproof gasket, be to be located between this pedestal and this holder unit, and comprise the diapire with breach corresponding, a plurality of hollow regulating part that is arranged at this diapire and elastically deformable with this through hole, and ring wall, this regulating part is around this breach and respectively has the stiff end that is connected with this diapire, and can with respect to this stiff end move and with the end that compresses of this holder unit contact, this ring wall is to be extended toward this holder unit and closely pasted around this opening and with this holder unit by this diapire to support.
7. according to the described image sensing module of claim 6, it is characterized in that this regulating part has around defining the distortion wall of room, this distortion wall is to compress end by past this of this stiff end to restraint gradually and contract.
8. according to the described image sensing module of claim 6, it is characterized in that this diapire has more towards this holder unit depression and supplies this optical filter to embed the fitting portion of location.
9. according to the described image sensing module of claim 8, it is characterized in that this diapire has more two keepers that insert this pedestal.
10. according to the described image sensing module of claim 6, it is characterized in that, this holder unit comprise have this opening and and this ring wall paste the body that supports, be located in the anti-dazzling screen between this body and this dustproof gasket, this anti-dazzling screen has a plurality of corresponding with this regulating part respectively perforation, each regulating part compress end be nested in corresponding perforation and with this body contact mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101660588A CN101726816B (en) | 2008-10-15 | 2008-10-15 | Dustproof gasket and image sensing module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101660588A CN101726816B (en) | 2008-10-15 | 2008-10-15 | Dustproof gasket and image sensing module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101726816A true CN101726816A (en) | 2010-06-09 |
| CN101726816B CN101726816B (en) | 2011-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101660588A Expired - Fee Related CN101726816B (en) | 2008-10-15 | 2008-10-15 | Dustproof gasket and image sensing module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101726816B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105721641A (en) * | 2016-04-29 | 2016-06-29 | 信利光电股份有限公司 | Camera shooting module, assembling method of camera shooting module and electronic device |
| CN107238908A (en) * | 2017-06-23 | 2017-10-10 | 丹阳市瑞华光学元件有限公司 | A kind of on-vehicle lens |
| CN111308639A (en) * | 2013-12-04 | 2020-06-19 | Lg伊诺特有限公司 | Lens driving motor, camera module and portable terminal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052146U (en) * | 1989-04-12 | 1990-01-31 | 大仁电子股份有限公司 | Push-button switch with silver-pulp contacts for electronic circuits |
| CN1797566A (en) * | 2004-12-29 | 2006-07-05 | 上海乐金广电电子有限公司 | Light picking device of optical disk driver |
| CN1892402A (en) * | 2005-07-09 | 2007-01-10 | 鸿富锦精密工业（深圳）有限公司 | Digital-code camera module |
| CN2872392Y (en) * | 2005-12-26 | 2007-02-21 | 泓记精密股份有限公司 | Voice-coil motor focusing actuator |
-
2008
- 2008-10-15 CN CN2008101660588A patent/CN101726816B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308639A (en) * | 2013-12-04 | 2020-06-19 | Lg伊诺特有限公司 | Lens driving motor, camera module and portable terminal |
| CN111308639B (en) * | 2013-12-04 | 2022-04-12 | Lg伊诺特有限公司 | Lens driving motor, camera module and portable terminal |
| CN105721641A (en) * | 2016-04-29 | 2016-06-29 | 信利光电股份有限公司 | Camera shooting module, assembling method of camera shooting module and electronic device |
| CN107238908A (en) * | 2017-06-23 | 2017-10-10 | 丹阳市瑞华光学元件有限公司 | A kind of on-vehicle lens |
| CN107238908B (en) * | 2017-06-23 | 2023-09-12 | 上海锐势机器视觉科技有限公司 | Vehicle-mounted lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101726816B (en) | 2011-06-08 |
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Granted publication date: 20110608 Termination date: 20211015 |