CN206743386U - Camera module and its photosensory assembly - Google Patents
Camera module and its photosensory assembly Download PDFInfo
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- CN206743386U CN206743386U CN201720497590.2U CN201720497590U CN206743386U CN 206743386 U CN206743386 U CN 206743386U CN 201720497590 U CN201720497590 U CN 201720497590U CN 206743386 U CN206743386 U CN 206743386U
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Abstract
A kind of camera module and its photosensory assembly are the utility model is related to, photosensory assembly includes：Substrate；Photo-sensitive cell, it is arranged on substrate, including photosensitive area and non-photo-sensing area；Packaging body, on substrate, the non-photo-sensing area part of photo-sensitive cell is embedded in packaging body, and packaging body includes the lower surface and upper surface being oppositely arranged, and packaging body is provided with the light hole through upper surface and lower surface；Wherein, light hole includes the first light hole and the second light hole, the side wall of first light hole extends vertically from photo-sensitive cell to second through hole one end is connected with respect to photo-sensitive cell, and the side wall of the second light hole tilts extension from the first light hole one end to upper surface is connected with respect to photo-sensitive cell.Above-mentioned photosensory assembly, sidewall slope extension and diameter due to the second light hole of packaging body gradually increase on the direction away from photo-sensitive cell, so as to improve the thang-kng amount of photosensory assembly；Moreover, inclined side wall can be easy to the mould for forming packaging body to be stripped, and avoid that packaging body is caused to damage.
Description
Technical field
Camera module field is the utility model is related to, more particularly to a kind of camera module and its photosensory assembly.
Background technology
With the fast development of various smart machines, the smart machine for being integrated with camera module is improving the same of image quality
When, also increasingly as lightening direction is developed.And improve image quality mean the specification of electronic component constantly increase, quantity
It is on the increase, largely influences the also constantly increase, therefore cause camera module of the area of the photo-sensitive cell of image quality
Assembling difficulty constantly increase, its overall dimensions also constantly increases, therefore the lightening of camera module receives very big limitation, enters
And limit the volume of the smart machine provided with the camera module.
The camera module packaging technology generally used now is COB (Chip On Board) packaging technology, i.e. shooting mould
Wiring board, photo-sensitive cell, the support etc. of group are made into respectively, then successively by passive electronic component, photo-sensitive cell and support
Encapsulation is in the circuit board.But the camera module size that this packaged type is formed is larger, can not meet what size increasingly reduced
Trend.
Therefore it is lightening in order to solve the problems, such as, start to use the encapsulating structure collecting by molded formation in industry
Photo-sensitive cell and fixed other components.Specifically, after photo-sensitive cell and other components are connected into wiring board, pass through into
Type instrument is molded to form encapsulating structure to house photo-sensitive cell and the optical module of installation kit containing optical lens etc. in the circuit board
Other components.It using the above method, can combine the structural integrities such as photo-sensitive cell, wiring board, various electronic components, so as to
Reduce the overall dimensions of camera module.
But use above-mentioned molded method, it usually needs through hole is formed by the encapsulation part of photosensory assembly, is line
Sensitive chip on the plate of road provides passage of light.But at present, the shape of through holes of generally use cause for encapsulation part shaping into
Pattern tool easily influences the shape of packaging body during demoulding, or even packaging body is caused to damage.Also, because light is to determine
Surely an important factor for being provided with the image quality of camera module of the photosensory assembly, and the structure of current light hole limits thang-kng
The size of amount, reduce thang-kng amount and have impact on the image quality of camera module.
Utility model content
Based on this, it is necessary to cause because of fault of construction that thang-kng amount is smaller, not easy mold release for the light hole of photosensory assembly
The problem of, there is provided a kind of thang-kng amount is larger, the camera module and its photosensory assembly that are easily stripped.
A kind of photosensory assembly, including：
Substrate；
Photo-sensitive cell, be arranged on the substrate and electrically connected with the substrate, the photo-sensitive cell include photosensitive area and
It is set around the non-photo-sensing area that the photosensitive area is set；And
Packaging body, on the substrate and it is set around the photo-sensitive cell, the non-photo-sensing area of the photo-sensitive cell
Part is embedded in the packaging body, and the packaging body includes the lower surface of the close photo-sensitive cell being oppositely arranged and remote
The upper surface of the photo-sensitive cell, the packaging body are provided with the light hole with the lower surface through the upper surface；
Wherein, the light hole includes the first light hole and the second light hole of connection, the side wall of first light hole
Extended vertically from the photo-sensitive cell to the relatively described photo-sensitive cell in described second through hole one end is connected, second light hole
Side wall tilts extension from the relatively described photo-sensitive cell in described first light hole one end to the upper surface is connected, and described second is logical
The internal diameter of unthreaded hole gradually increases in this direction.
Above-mentioned photosensory assembly, the sidewall slope extension and diameter due to the second light hole of packaging body are away from photo-sensitive cell
Direction on gradually increase, therefore be radiated at the light quantity on photo-sensitive cell increase, so as to improve the thang-kng amount of photosensory assembly；And
And inclined side wall can be easy to the mould for forming packaging body to be stripped, and avoid that packaging body is caused to damage, finally carry
The image quality of the camera module provided with the photosensory assembly is risen.Further, since the side wall of the first light hole is with respect to photo-sensitive cell
It is vertically arranged, therefore removable barriers can be set before molded package body on photo-sensitive cell, the side wall of barriers can
Support to stop that the material for forming packaging body is flow on photo-sensitive cell in the side wall of the first light hole, so as to avoid photosensitive member
Part is damaged in the forming process of packaging body, and can also improve the overall construction intensity of the packaging body and be hardly damaged,
Photo-sensitive cell is played a good protection, and firm branch can be played to other parts on the upper surface of packaging body
Support acts on.
In one of the embodiments, the relatively described photo-sensitive cell in the upper surface of the packaging body is away from the substrate
The distance of side is 0.25~1mm.
In one of the embodiments, the upper surface of the packaging body second light hole connection relatively described the
The distance of one through hole one end is 0.1~0.8mm.
In one of the embodiments, the side wall of second light hole is from close to the photo-sensitive cell side to the envelope
The development length for filling the upper surface of body is 0.1~1mm.
In one of the embodiments, first light hole is remote away from the relatively described photo-sensitive cell in described substrate one end
The distance of the substrate side is 0.05~0.3mm.
In one of the embodiments, edge of the upper surface of the packaging body away from the second light hole side
The distance at the edge of the relatively close second light hole side is 0.25~0.8mm.
In one of the embodiments, the side wall of first light hole is big apart from the photosensitive area of the photo-sensitive cell
In or equal to 0.2mm.
In one of the embodiments, internal diameter of second light hole close to the first light hole side is more than described
The internal diameter of first light hole, step surface is formed between second light hole and first light hole.
In one of the embodiments, internal diameter of second light hole close to the first light hole side is equal to described
The diameter of first light hole.
In one of the embodiments, the photo-sensitive cell is provided with photosurface, the photosurface away from the substrate side
Including photosensitive area and non-photo-sensing area, non-photo-sensing area part is embedded in the packaging body, and the non-photo-sensing area passes through conduction
Connecting line is electrically connected to the substrate, and the conductive connecting is contained in the packaging body completely.
A kind of camera module, including above-mentioned photosensory assembly.
Brief description of the drawings
Fig. 1 is the sectional view of the photosensory assembly of an embodiment；
Fig. 2 is provided with sectional view during barriers for the photosensory assembly shown in Fig. 1；
Fig. 3 is the sectional view of the photosensory assembly of another embodiment.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in many different forms
Realize, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to of the present utility model
The understanding of disclosure more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
As shown in Figures 1 and 3, a kind of photosensory assembly 100 of this better embodiment, including substrate 20, photo-sensitive cell 40
And packaging body 60.
Wherein, photo-sensitive cell 40 is arranged on substrate 20 and electrically connected with substrate 20, photo-sensitive cell 40 include photosensitive area and
It is set around the non-photo-sensing area of photosensitive area setting.Packaging body 60 is located on substrate 20 and is set around photo-sensitive cell 40, photo-sensitive cell 40
Non-photo-sensing area part be embedded in packaging body 60, packaging body 60 includes the lower surface 64 of close photo-sensitive cell 40 being oppositely arranged
And the upper surface 62 away from photo-sensitive cell 40, packaging body 60 are provided with the light hole 68 with lower surface 64 through upper surface 62.
Specifically, light hole 68 includes the first light hole 682 and the second light hole 684 of connection, the first light hole 682
Side wall extends vertically from photo-sensitive cell 40 to second through hole one end of connection with respect to photo-sensitive cell 40, the side wall of the second light hole 684
From the connection one end of the first light hole 682 to upper surface 62 extension, and the internal diameter of the second light hole 684 are tilted with respect to photo-sensitive cell 40
Gradually increase in this direction.
Above-mentioned photosensory assembly 100, the sidewall slope extension and internal diameter due to the second light hole 684 of packaging body 60 are remote
Gradually increase on the direction of photo-sensitive cell 40, therefore the light quantity increase being radiated on photo-sensitive cell 40, so as to improve photosensitive group
The thang-kng amount of part 100；Moreover, inclined side wall can be easy to the mould for forming packaging body 60 to be stripped, and avoid to envelope
Dress body 60 causes to damage, and finally improves the image quality of the camera module provided with the photosensory assembly 100.Further, since first
The side wall of light hole 682 is vertically arranged with respect to photo-sensitive cell 40, therefore can be before molded package body 60 on photo-sensitive cell 40
Removable barriers 200 (as shown in Figure 2) are set, and the side wall of barriers 200 can be supported in the side wall of the first light hole 682
To stop that the material for forming packaging body 60 is flow on photo-sensitive cell 40, so as to avoid shaping of the photo-sensitive cell 40 in packaging body 60
During be damaged, and can also improve the overall construction intensity of the packaging body 60 and be hardly damaged, photo-sensitive cell 40 is risen
To good protective effect, and firm supporting role can be played to other parts on the upper surface 62 of packaging body 60.
Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, substrate 20 is wiring board, for example, can be hard circuit board,
Ceramic substrate (without soft board), or Rigid Flex, soft board., can be in substrate 20 away from sense when substrate 20 is soft board
The side of optical element 40 sets stiffening plate (not shown), to improve the intensity of substrate 20, so as to improve the whole of the photosensory assembly 100
Body structural strength.
Photo-sensitive cell 40 includes photosurface 42 and the non-photo-sensing face set back on photosurface 42, and photosurface 42 includes photosensitive
Area and non-photo-sensing area, and photosensitive area is located at the middle part of photosurface 42, non-photo-sensing area is set around photosensitive area.Non-photo-sensing area part is embedded
Substrate 20 is electrically connected in packaging body 60 and by conductive connecting 80, and conductive connecting 80 is contained in packaging body 60 completely
It is interior.In this way, the part of packaging body 60 is taken shape in reduce the overall volume of the photosensory assembly 100 on photo-sensitive cell 40, and can avoid
Conductive connecting 80 is outer exposed to packaging body 60 and is damaged.Wherein, conductive connecting 80 can be gold thread, copper cash, aluminum steel
Or silver wire etc..
Further, packaging body 60 is formed at substrate 20 by molded mode.For example, using injection machine, pass through
Substrate 20 is carried out molding and forms packaging body 60 by insert molding technique.Packaging body 60 after shaping is firmly connected with substrate 20, with
Conventional stent is compared by glue-line bonding, and the bonding force between packaging body 60 and substrate 20 is much greater.Specifically, using injection
Technique formed packaging body 60 material can be nylon, LCP (Liquid Crystal Polymer, polymeric liquid crystal copolymer) or
PP (Polypropylene, polypropylene) etc..It will be apparent to a skilled person that the foregoing manufacture that can be selected
And the material that can be selected, the mode of the present utility model that can implement is illustrative only, is not the utility model
Limitation.
Please continue to refer to Fig. 1, specifically in the present embodiment, the upper surface 62 of packaging body 60 is remote with respect to photo-sensitive cell 40
The distance of the side of substrate 20 is 0.25~1mm, and the upper surface 62 of packaging body 60 connects the first light hole with respect to the second light hole 684
The distance of 682 one end is 0.1~0.8mm, and the side wall of the second light hole 684 is from close to the side of photo-sensitive cell 40 to packaging body 60
The development length of upper surface 62 is 0.1~1mm, and the first light hole 682 is away from the one end of substrate 20 with respect to photo-sensitive cell 40 away from base
The distance of the side of plate 20 is 0.05~0.3mm, and edge of the upper surface 62 of packaging body 60 away from the side of the second light hole 684 is relative
Distance close to the edge of the side of the second light hole 684 is 0.25~0.8mm.
In this way, the photosensory assembly 100 while smaller size smaller is ensured, can have more to the optical axis direction of photo-sensitive cell 40
The second light hole 684 that tilting the light of extension can be set along sidewall slope is reached on photo-sensitive cell 40, logical so as to increase this
The thang-kng amount of unthreaded hole 68, so as to improve the image quality for the camera module for being provided with the photosensory assembly 100.Also, it is radiated at
Light in the side wall of two light holes 684 can be inclined by the reflection of the above-mentioned side wall of setting without reaching photo-sensitive cell 40, from
And reduce influence of the reflection veiling glare to the image quality of the camera module provided with the photo-sensitive cell 40.Moreover, the second light hole
The side wall of 684 inclination extension can also be easy to the mould of packaging body 60 to be stripped, so as to avoid damaging envelope during demoulding
Fill body 60.In addition, packaging body 60 offer the first light hole 684 part can improve the photosensory assembly 100 overall structure it is strong
Degree, preferable support is provided for the part on the first surface 62 of packaging body 60.
Further, the side wall of the first light hole 682 is more than or equal to 0.2mm apart from the photosensitive area of photo-sensitive cell 40, from
And reserved process safety distance, prevent that packing colloid from flowing to photosensitive area during molded package body 60 and damaging photosensitive area,
Influence the photosensitive effect of the photo-sensitive cell 100.
As shown in figure 1, in one embodiment, internal diameter of second light hole 684 close to the side of the first light hole 682 is more than the
The internal diameter of one light hole 682, step surface is formed between the second light hole 684 and the first light hole 682.In this way, it can ensure to be somebody's turn to do
Material usage is saved while the part that packaging body 60 is placed thereon with certain supporting role to support.Also, work as packaging body
When installing other parts by glue on 60, the glue overflowed between part and upper surface 62 can flow on step surface and can keep away
Exempt from glue to be flowed directly on photo-sensitive cell 40 and damage photo-sensitive cell 40.
It is appreciated that step surface can be also not provided between the first light hole 682 and the second light hole 684, such as Fig. 2 institutes
Show, in another embodiment, internal diameter of second light hole 684 close to the side of the first light hole 682 is equal to the first light hole 682
Internal diameter.
As shown in Fig. 1~Fig. 2, a kind of camera module (not shown) of this preferred embodiment, including above-mentioned photosensory assembly
100, in addition to optical module.
Wherein, optical module includes camera lens and is sheathed on the voice coil motor of camera lens.Specifically, voice coil motor is located at packaging body
On 60, camera lens includes the multiple eyeglasses being stacked.Light is incident from camera lens and reaches the photosurface 42 of photo-sensitive cell 40, photosensitive
Face 42 converts optical signals into electric signal.
Above-mentioned camera module, due to the photosensory assembly 100 that it includes while with less volume with larger
Thang-kng amount, therefore the camera module has preferable image quality and less volume, is advantageous to be provided with the camera module
Smart machine develops while image quality is ensured to lightening direction.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (11)
- A kind of 1. photosensory assembly, it is characterised in that including：Substrate；Photo-sensitive cell, it is arranged on the substrate and is electrically connected with the substrate, the photo-sensitive cell includes photosensitive area and winding In the non-photo-sensing area that the photosensitive area is set；AndPackaging body, on the substrate and it is set around the photo-sensitive cell, the non-photo-sensing area part of the photo-sensitive cell It is embedded in the packaging body, the packaging body includes the lower surface for the close photo-sensitive cell being oppositely arranged and away from described The upper surface of photo-sensitive cell, the packaging body are provided with the light hole with the lower surface through the upper surface；Wherein, the light hole includes the first light hole and the second light hole of connection, and the side wall of first light hole is from institute State photo-sensitive cell and extended vertically to the relatively described photo-sensitive cell in described second through hole one end is connected, the side wall of second light hole Extension, and second light hole are tilted from the relatively described photo-sensitive cell in described first light hole one end to the upper surface is connected Internal diameter gradually increase in this direction.
- 2. photosensory assembly according to claim 1, it is characterised in that the relatively described sense in the upper surface of the packaging body Distance of the optical element away from the substrate side is 0.25~1mm.
- 3. photosensory assembly according to claim 1, it is characterised in that the upper surface of the packaging body relatively described The distance that two light holes connect described first through hole one end is 0.1~0.8mm.
- 4. photosensory assembly according to claim 1, it is characterised in that the side wall of second light hole is from close to the sense The development length of optical element side to the upper surface of the packaging body is 0.1~1mm.
- 5. photosensory assembly according to claim 1, it is characterised in that first light hole is away from described substrate one end phase It is 0.05~0.3mm to distance of the photo-sensitive cell away from the substrate side.
- 6. photosensory assembly according to claim 1, it is characterised in that the upper surface of the packaging body is away from described The distance at the edge of the relatively close second light hole side in edge of two light hole sides is 0.25~0.8mm.
- 7. photosensory assembly according to claim 1, it is characterised in that the side wall of first light hole is apart from described photosensitive The photosensitive area of element is more than or equal to 0.2mm.
- 8. photosensory assembly according to claim 1, it is characterised in that second light hole is close to first light hole The internal diameter of side is more than the internal diameter of first light hole, and step is formed between second light hole and first light hole Face.
- 9. photosensory assembly according to claim 1, it is characterised in that second light hole is close to first light hole The internal diameter of side is equal to the diameter of first light hole.
- 10. according to the photosensory assembly described in claim 1~9 any one, it is characterised in that the photo-sensitive cell is away from described Substrate side is provided with photosurface, and the photosurface includes photosensitive area and non-photo-sensing area, and non-photo-sensing area part is embedded at described In packaging body, the non-photo-sensing area is electrically connected to the substrate by conductive connecting, and the conductive connecting is contained in completely In the packaging body.
- 11. a kind of camera module, it is characterised in that including the photosensory assembly as described in claim 1~10 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720497590.2U CN206743386U (en) | 2017-05-06 | 2017-05-06 | Camera module and its photosensory assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720497590.2U CN206743386U (en) | 2017-05-06 | 2017-05-06 | Camera module and its photosensory assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206743386U true CN206743386U (en) | 2017-12-12 |
Family
ID=60563905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720497590.2U Active CN206743386U (en) | 2017-05-06 | 2017-05-06 | Camera module and its photosensory assembly |
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| CN (1) | CN206743386U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108174063A (en) * | 2017-12-19 | 2018-06-15 | 广东欧珀移动通信有限公司 | Camera and with its electronic equipment |
| CN108418910A (en) * | 2018-02-08 | 2018-08-17 | 广东欧珀移动通信有限公司 | Electronic device |
| CN108810338A (en) * | 2017-05-06 | 2018-11-13 | 南昌欧菲光电技术有限公司 | Camera module and its photosensory assembly |
-
2017
- 2017-05-06 CN CN201720497590.2U patent/CN206743386U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810338A (en) * | 2017-05-06 | 2018-11-13 | 南昌欧菲光电技术有限公司 | Camera module and its photosensory assembly |
| CN108174063A (en) * | 2017-12-19 | 2018-06-15 | 广东欧珀移动通信有限公司 | Camera and with its electronic equipment |
| CN108418910A (en) * | 2018-02-08 | 2018-08-17 | 广东欧珀移动通信有限公司 | Electronic device |
| CN108418910B (en) * | 2018-02-08 | 2024-01-12 | Oppo广东移动通信有限公司 | Electronic device |
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Effective date of registration: 20210617 Address after: 330096 no.1404, Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Patentee after: Jiangxi Jinghao optics Co.,Ltd. Address before: 330013 Nanchang economic and Technological Development Zone, Nanchang, Jiangxi, north of the lilac road and the north of the Longtan canal. Patentee before: NANCHANG OFILM OPTICAL-ELECTRONIC TECH Co.,Ltd. |