CN204832632U - Camera module - Google Patents
Camera module Download PDFInfo
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- CN204832632U CN204832632U CN201520504380.2U CN201520504380U CN204832632U CN 204832632 U CN204832632 U CN 204832632U CN 201520504380 U CN201520504380 U CN 201520504380U CN 204832632 U CN204832632 U CN 204832632U
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- Prior art keywords
- microscope base
- camera module
- boss
- vent port
- air discharge
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Abstract
The utility model discloses a camera module, including the lens cone, the microscope base, lens group and light filter, the microscope base has upper surface and lower surface, and have link up on, the inner chamber of lower surface, the partly or whole of lens cone holds in the microscope base, and lens cone and microscope base one -tenth integral type structure, lens group holds in the lens cone, the microscope base still includes the boss, the inner wall of microscope base is suddenly located to the boss, and be located between lens cone and the lower surface, the light filter is fixed in the bottom surface of boss, the bottom surface of boss is equipped with the air discharge duct, the microscope base is equipped with the exhaust hole, the exhaust hole extends to the microscope base upper surface from the bottom surface of boss, the air discharge duct link up with the hole of exhausting each other, and the air discharge duct makes the inner chamber and the exterior space of microscope base communicate with each other with the hole of exhausting. The produced gas of heat -curing viscose can in time be discharged outside the camera module to avoid influencing the roughness between each electronic component of camera module, in addition the lens cone with the microscope base becomes the integral type, and it influences the image quality to produce the piece in the time of can preventing to assemble.
Description
Technical field
The utility model relates to optical camera field, particularly relates to camera module.
Background technology
The electronic products such as mobile device, computing machine and accutron have camera module usually, and described module generally includes lens barrel, microscope base, lens set, optical filter, image sensor and circuit board.During conventional processes assembling, first optical filter is bonded in microscope base by viscose glue, then by viscose glue, microscope base and circuit board are fitted, by screw thread, the lens barrel and microscope base that accommodate lens set are interlocked again, so, when lens barrel is coordinated by thread with microscope base, the chip dropped can pollute optical filter, thus affects image quality.And when being coordinated with microscope base by the lens barrel accommodating lens set, need carry out focussing process at board, being threaded to the position of predetermined shooting clear picture by lens barrel, then fix at the screw thread place point glue that lens barrel coordinates with microscope base, so, focus time-consuming, efficiency is low.Owing to microscope base and circuit board being fitted by viscose glue, viscose glue used will through being heating and curing, be easy to produce gas, conventional processes rely on the thread pitch between lens barrel and microscope base discharge above-mentioned gas, and in fact, be difficult in time gas be discharged outside camera module, cause camera module inner and outer air pressure uneven, be easy to affect the flatness between each electronic component of camera module, thus affect the image quality of camera module.
Summary of the invention
In view of this, the problem that embodiment of the present utility model will solve is, provide a kind of camera module, described camera module can keep the inside and outside air pressure balance of camera module.
In order to solve the problem, the utility model adopts following technical scheme:
The utility model provides a kind of camera module, described camera module comprises lens barrel, microscope base, lens set, and optical filter, described microscope base has upper surface and lower surface, and have through described on, the inner chamber of lower surface, described barrel portion or be all contained in described microscope base, and described lens barrel and the integral formula structure of described microscope base, described lens set is contained in described lens barrel, described microscope base also comprises boss, described boss is based in the inwall of described microscope base, and between described lens barrel and described lower surface, described optical filter is fixed on the bottom surface of described boss by viscose glue, the bottom surface of described boss is provided with air discharge duct, described microscope base is provided with vent port, described vent port extends to described microscope base upper surface from the bottom surface of described boss, described air discharge duct and described vent port mutually through, and described air discharge duct and described vent port make described inner chamber communicate with the space outerpace of described microscope base, described circuit board is by the described lower surface of paste adhesive in described microscope base.
Wherein, the bottom surface of described boss offers one or more described air discharge duct.
Wherein, described camera module also comprises discharge chamber, and described discharge chamber is located at the bottom surface of described boss, and it is mutually through that described air discharge duct and described vent port pass through described discharge chamber.
Wherein, described discharge chamber cross section is circle, rectangle or other geometric configuratioies, and the diameter of described discharge chamber or at least one length of side are greater than the width of described air discharge duct, and are more than or equal to described vent port diameter.
Wherein, the degree of depth of described air discharge duct is 0.03-0.05mm.
Wherein, the shape of described vent port is cylindrical, tubaeform or dumb-bell shape.
Wherein, the aperture, one end that described vent port connects with described air discharge duct is greater than the center section aperture of described vent port.
Wherein, the diameter at the narrowest place of described vent port is 0.20-0.25mm.
Wherein, described optical filter is cutoff filter or smalt.
Wherein, described camera module also comprises image sensor, and described image sensor is electrically connected on described circuit board, and is contained in described microscope base.
Wherein, described camera module also comprises connector, and described connector is arranged at described circuit board one end away from described microscope base.
Compared with prior art, the utility model has following technique effect: the camera module that (1) the utility model provides, because lens barrel and microscope base adopt integral structure, eliminate lens barrel and microscope base and carry out the process that thread coordinates, avoid board focusing operation, and the chip produced when eliminating thread cooperation is on the impact of image quality; (2) camera module of the present utility model is provided with air discharge duct and vent port, thus optical filter viscose glue is being affixed on the bottom surface of boss, and when circuit board viscose glue is sticked at the lower surface of microscope base, the gas that the viscose glue that makes to be heating and curing produces can be discharged outside camera module in time, avoid affecting the flatness between each electronic component of camera module, to ensure image quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 a is the vertical view of the utility model camera module.
Fig. 1 b is the schematic cross-section along cutting line A-A in Fig. 1 a in the utility model camera module embodiment.
Fig. 1 c is the face upwarding view of camera module when not installing optical filter in the embodiment of Fig. 1 b, to clearly show that air discharge duct and the vent port of the bottom surface of boss.
Fig. 2 a is the schematic cross-section along cutting line A-A in Fig. 1 a in another embodiment of the utility model camera module.
Fig. 2 b is the face upwarding view of camera module when not installing optical filter in the embodiment of Fig. 2 a, to illustrate the air discharge duct of the bottom surface of boss, discharge chamber and vent port.
Fig. 3 is the schematic cross-section of the utility model camera module.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
Please refer to Fig. 1 a, 1b and 1c, do not illustrate in this figure with the miscellaneous part that improvement of the present utility model is irrelevant, there is provided a kind of camera module in an embodiment of the present utility model, described camera module comprises lens barrel 10, microscope base 20, lens set 30 and optical filter 40.Microscope base 20 has upper surface 21 and the lower surface 22 relative with described upper surface 21, and has the through described upper and lower surperficial inner chamber of 21,22, that is, microscope base 20 is in hollow form, its inner formation receiving space 23.Lens barrel 10 be partly or entirely contained in microscope base 20, lens set 30 is contained in lens barrel 10.In the present embodiment, lens barrel 10 and microscope base 20 are set to integral structure, namely first lens barrel 10 is manufactured, again lens set 30 is assembled in lens barrel 10, then the lens barrel 10 being assembled with lens set 30 is put into the mould for shaping microscope base 20, microscope base 20 is made by injection mo(u)lding, like this, lens barrel 10 and microscope base 20 become integral structure.So, eliminate lens barrel 10 and microscope base 20 and carry out the process that thread coordinates, eliminate board focusing operation, and eliminate the chip that produces when thread coordinates to the impact of image quality.Circuit board 51 is by the lower surface 22 of paste adhesive in microscope base 20.
Microscope base 20 also comprises boss 90, and boss 90 is convexly equipped in the inwall of microscope base 20, and between lens barrel 10 and lower surface 22.Optical filter 40 is fixed on the bottom surface of boss 90 by viscose glue, and the bottom surface of boss 90 refers to parallel with lower surface 22 and with lower surface 22 towards identical surface.
Still Fig. 1 a, 1b and 1c is referred to, boss 90 bottom surface is provided with air discharge duct 60, the degree of depth of air discharge duct 60 is preferably about 0.03-0.05mm, and the degree of depth of air discharge duct refers to air discharge duct and is recessed into boss 90 bed-plate dimension, the size namely on the direction perpendicular to boss 90 bottom surface.Also be provided with vent port 70, vent port 70 runs through boss 90 and microscope base 20 upper surface 21, and that is, vent port 70 extends to microscope base 20 upper surface 21 from boss 90 bottom surface.Air discharge duct 60 communicates with vent port 70, between the receiving space that air discharge duct 60 is communicated in microscope base 20 inside and vent port 70, therefore by air discharge duct 60 and vent port 70, the receiving space 23 of microscope base 20 inside is communicated with the space outerpace of microscope base 20.Preferably, the aperture, one end that vent port 70 connects with air discharge duct 60 is greater than the center section aperture of vent port 70, ensure that vent port can not be excessive while making gas have sufficient space to exchange, preferably, the diameter at the narrowest place of vent port 70 is about 0.20-0.25mm, to prevent in the pollutant such as dust, foreign material access aperture.The shape of vent port 70 can be set to tubaeform or dumb-bell shape, and certainly, in a further embodiment, the shape of vent port 70 also can be set to cylindrical.Merely illustrate an air discharge duct 60 in accompanying drawing 1c, but in other embodiments, the number of air discharge duct 60 can be set to multiple.Air discharge duct 60 is crisscross arranged with vent port 70 is horizontal, vertical, and mutually through, and while the circulation of guarantee gas, air pressure balance, further preventing pollution thing enters camera module internal.Optical filter 40 viscose glue is affixed on boss 90 bottom surface, or when circuit board viscose glue being sticked at the lower surface 22 of microscope base 20 below in processing procedure, need be heating and curing to viscose glue, the gas produced enters vent port through air discharge duct, be discharged to outside camera module, then to vent port point glue to block vent port, thus ensure the flatness of camera module each electronic component, to ensure image quality.Particularly, optical filter 40 can be cutoff filter or smalt.
Please refer to Fig. 2 a and 2b, do not illustrate in this figure with the miscellaneous part that improvement of the present utility model is irrelevant, there is provided a kind of camera module in an embodiment of the present utility model, described camera module comprises lens barrel 10, microscope base 20, lens set 30 and optical filter 40.Microscope base 10 has upper surface 21 and the lower surface 22 relative with described upper surface 21, and has the inner chamber of through upper surface 21, lower surface 22, and lens barrel 10 is partly or entirely contained in microscope base 20, and lens set 30 is contained in lens barrel 10.In the present embodiment, lens barrel 10 and microscope base 20 are set to integral structure, namely first lens barrel 10 is manufactured, again lens set 30 is assembled in lens barrel 10, then the lens barrel 10 being assembled with lens set 30 is put into the mould for shaping microscope base 20, microscope base 20 is made by injection mo(u)lding, like this, lens barrel 10 and microscope base 20 become integral structure.So, eliminate lens barrel 10 and microscope base 20 and carry out the process that thread coordinates, avoid board focusing operation, and eliminate the chip that produces when thread coordinates to the impact of image quality.Circuit board 51 is by the lower surface 22 of paste adhesive in microscope base 20.
Microscope base 20 also comprises boss 90, and boss 90 is convexly equipped in the inwall of microscope base 20, and between lens barrel 10 and lower surface 22.Boss 90 bottom surface is in the face of lower surface 22, and optical filter 40 is fixed on boss 90 bottom surface by viscose glue.In a kind of embodiment, boss 90 is set to arrange one week around described microscope base 20 inwall continuously, and that is, boss 90 is in complete annular.Boss 90 bottom surface is provided with air discharge duct 60, discharge chamber 80 and vent port 70, and three is mutually through, and air discharge duct 60 is connected by discharge chamber 80 with vent port 70.The degree of depth of air discharge duct 60 is preferably about 0.03-0.05mm, and the degree of depth of air discharge duct refers to the size that air discharge duct is recessed into boss 90 bottom surface, the size namely on the direction perpendicular to boss 90 bottom surface.Between the receiving space that air discharge duct 60 is communicated in microscope base 20 inside and discharge chamber 80,2 air discharge ducts 60 have been shown in accompanying drawing 2b, but in other embodiments, the number of air discharge duct can be more or less.Vent port 70 runs through boss 90 and microscope base 20 upper surface 21, that is, vent port 70 extends to microscope base 20 upper surface 21 from boss 90 bottom surface, preferably, vent port 70 narrowest diameter is about 0.20-0.25mm, enters microscope base 20 to prevent the pollutant such as dust, foreign material by vent port 70, the shape of vent port 70 can be set to cylindrical, certainly, in a further embodiment, the shape of vent port 70 also can be set to tubaeform or dumb-bell shape.Discharge chamber 80 has certain height, and its cross section is circle, rectangle or other geometric configuratioies, and its diameter or at least one length of side are greater than the width sum of all air discharge ducts 60, and are more than or equal to the maximum gauge of vent port 70.All air discharge ducts 60 and vent port 70 are all connected by discharge chamber 80, and the receiving space of microscope base 20 inside is communicated with the space outerpace of microscope base 20.Optical filter 40 viscose glue is affixed on boss 90 bottom surface, or when circuit board viscose glue being sticked at the lower surface 22 of microscope base 20 below in processing procedure, need be heating and curing to viscose glue, if produce a large amount of gas, when gas has little time to be flowed by vent port 70 or air discharge duct 60, discharge chamber 80 can hold more gas, to play buffer action, prevent inner and outer air pressure greatly uneven further and affect the flatness of each electronic component of camera module, thus avoiding air pressure to impact image quality further.Particularly, optical filter 40 can be cutoff filter or smalt.
Refer to Fig. 3, in the utility model embodiment, camera module also comprises image sensor 50, image sensor 50 is arranged at the upper surface of circuit board 51, relative with optical filter 40 and arrange, and be contained in microscope base 20, and be electrically connected with circuit board 51, for light signal being converted to the electric signal of shooting image information.Circuit board 51 uses paste adhesive in the lower surface 22 of described microscope base 20.
Circuit board 51 is also provided with connector 52, for connecting external circuit away from one end of microscope base 20.
The camera module that the utility model provides, lens barrel 10 and microscope base 20 adopt integral structure, eliminate lens barrel 10 and microscope base 20 and carry out the process that thread coordinates, avoid board focusing operation, and eliminate the chip that produces when thread coordinates to the impact of image quality.Simultaneously, air discharge duct 60, vent port 70 and discharge chamber 80 are set in microscope base 20, optical filter 40 viscose glue is affixed on boss 90 bottom surface, when circuit board viscose glue being sticked at the lower surface 22 of microscope base 20 below in processing procedure, the gas that the viscose that is heating and curing produces can be discharged preferably, keep camera module inside and outside air pressure balance, thus ensure the flatness of each electronic component of camera module, to ensure image quality.
Above-described embodiment, does not form the restriction to described technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, equivalently to replace and improvement etc., within the protection domain that all should be included in described technical scheme.
Claims (10)
1. a camera module, comprise lens barrel, microscope base, lens set, optical filter and circuit board, it is characterized in that, described microscope base has upper surface and lower surface, and have through described on, the inner chamber of lower surface, part or all of described lens barrel is contained in described microscope base, and described lens barrel and the integral formula structure of described microscope base, described lens set is contained in described lens barrel, described microscope base also comprises boss, described boss is based in the inwall of described microscope base, and between described lens barrel and described lower surface, described optical filter is fixed on the bottom surface of described boss by viscose, the bottom surface of described boss is provided with air discharge duct, described microscope base is provided with vent port, described vent port extends to described microscope base upper surface from the bottom surface of described boss, described air discharge duct and described vent port mutually through, and described air discharge duct and described vent port make described inner chamber communicate with the space outerpace of described microscope base, described circuit board is by the described lower surface of paste adhesive in described microscope base.
2. camera module according to claim 1, is characterized in that, the bottom surface of described boss offers one or more described air discharge duct.
3. camera module according to claim 2, is characterized in that, described camera module also comprises discharge chamber, and described discharge chamber is located at the bottom surface of described boss, and it is mutually through that described air discharge duct and described vent port pass through described discharge chamber.
4. camera module according to claim 3, described discharge chamber cross section is circle, rectangle or other geometric configuratioies, and the diameter of described discharge chamber or at least one length of side are greater than the width of described air discharge duct, and are more than or equal to described vent port diameter.
5. the camera module according to any one of Claims 1-4, is characterized in that, the degree of depth of described air discharge duct is 0.03-0.05mm.
6. the camera module according to any one of Claims 1-4, is characterized in that, the shape of described vent port is cylindrical, tubaeform or dumb-bell shape.
7. the camera module according to any one of Claims 1-4, is characterized in that, the aperture, one end that described vent port connects with described air discharge duct is greater than the center section aperture of described vent port.
8. the camera module according to any one of Claims 1-4, is characterized in that, the diameter at the narrowest place of described vent port is 0.20-0.25mm.
9. the camera module according to any one of Claims 1-4, is characterized in that, described optical filter is cutoff filter or smalt.
10. the camera module according to any one of Claims 1-4, is characterized in that, described camera module also comprises image sensor and connector, and described image sensor is electrically connected on described circuit board, and is contained in described microscope base; Described connector is arranged at described circuit board one end away from described microscope base.
Priority Applications (1)
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CN201520504380.2U CN204832632U (en) | 2015-07-13 | 2015-07-13 | Camera module |
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CN201520504380.2U CN204832632U (en) | 2015-07-13 | 2015-07-13 | Camera module |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105093461A (en) * | 2015-07-13 | 2015-11-25 | 南昌欧菲光电技术有限公司 | Camera module group |
CN105487190A (en) * | 2015-12-16 | 2016-04-13 | 宁波舜宇光电信息有限公司 | Split type lens integrated with focusing mechanism, assembling method thereof, and shooting module |
CN110572537A (en) * | 2018-06-05 | 2019-12-13 | 三赢科技(深圳)有限公司 | Image module |
US11874584B2 (en) | 2015-12-16 | 2024-01-16 | Ningbo Sunny Opotech Co., Ltd. | Lens module and capturing module integrating focusing mechanism and assembly method therefor |
-
2015
- 2015-07-13 CN CN201520504380.2U patent/CN204832632U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105093461A (en) * | 2015-07-13 | 2015-11-25 | 南昌欧菲光电技术有限公司 | Camera module group |
CN105487190A (en) * | 2015-12-16 | 2016-04-13 | 宁波舜宇光电信息有限公司 | Split type lens integrated with focusing mechanism, assembling method thereof, and shooting module |
CN105487190B (en) * | 2015-12-16 | 2018-10-23 | 宁波舜宇光电信息有限公司 | The split type camera lens and its assemble method and camera module of integrated Focusing mechanism |
US11874584B2 (en) | 2015-12-16 | 2024-01-16 | Ningbo Sunny Opotech Co., Ltd. | Lens module and capturing module integrating focusing mechanism and assembly method therefor |
CN110572537A (en) * | 2018-06-05 | 2019-12-13 | 三赢科技(深圳)有限公司 | Image module |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20200713 |
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CF01 | Termination of patent right due to non-payment of annual fee |