CN212519125U - Small-head camera structure and electronic equipment - Google Patents
Small-head camera structure and electronic equipment Download PDFInfo
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- CN212519125U CN212519125U CN202020301579.6U CN202020301579U CN212519125U CN 212519125 U CN212519125 U CN 212519125U CN 202020301579 U CN202020301579 U CN 202020301579U CN 212519125 U CN212519125 U CN 212519125U
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Abstract
The utility model provides a small-head camera structure and electronic equipment, wherein the small-head camera structure comprises a lens base, a lens, an image sensing chip, a flexible circuit board and a gold thread; the lens base comprises a first end and a second end, the first end is provided with a mounting hole in threaded fit with the lens, and the second end is provided with an accommodating hole communicated with the mounting hole and used for accommodating the image sensing chip; the surface of the second end, which is far away from the first end, is fixedly connected to the flexible circuit board; the image sensing chip is fixedly bonded on the flexible circuit board, and two ends of the gold wire are respectively connected with the image sensing chip and the flexible circuit board in a welding mode. The utility model provides a little head camera structure and electronic equipment, production efficiency is high, low cost and size are little.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a communication equipment technical field especially relates to a little head camera structure and electronic equipment.
[ background of the invention ]
With the development of technology and the continuous progress of technology, electronic devices such as mobile phones and tablet computers are continuously developed in the direction of light weight, thinness and full screen, so that components in the electronic devices are gradually broken through in the direction of integration, modularization and miniaturization.
Taking a mobile phone as an example, it becomes a consensus of more and more smart phone manufacturers to pursue a higher screen occupation ratio, and the bottleneck of manufacturing the higher screen occupation ratio of the smart phone is mainly the external dimension of the front camera lens. The integrated lens is adopted to match with the conventional front camera design of the water drop screen, and the module assembled by the integrated lens must use an AA (active alignment) process, namely an active alignment technology, so that the process equipment is expensive, the production efficiency is low, the pressure resistance of the module is weak, the cost of the camera module is increased, and the market competitiveness is reduced.
In view of the above, it is desirable to provide a new small-head camera structure and an electronic apparatus to overcome the above-mentioned drawbacks.
[ Utility model ] content
The utility model aims at providing a little head camera structure and electronic equipment that production efficiency is high, low cost.
In order to achieve the above object, the present invention provides a small-head camera structure, which comprises a lens base, a lens, an image sensing chip, a flexible circuit board and a gold thread; the lens base comprises a first end and a second end, the first end is provided with a mounting hole in threaded fit with the lens, and the second end is provided with an accommodating hole communicated with the mounting hole and used for accommodating the image sensing chip; the surface of the second end, which is far away from the first end, is fixedly connected to the flexible circuit board; the image sensing chip is fixedly bonded on the flexible circuit board, and two ends of the gold wire are respectively connected with the image sensing chip and the flexible circuit board in a welding mode.
In a preferred embodiment, the image sensing chip is bonded and fixed on the flexible circuit board by a thermosetting bonding glue, the thermosetting bonding glue is located on the surface of the flexible circuit board corresponding to the image sensing chip, and the thermosetting bonding glue does not exceed the range of the image sensing chip.
In a preferred embodiment, the lens includes a head portion and a connecting portion; the head with the cross-section of connecting portion all is circular, just the head with the coaxial setting of connecting portion, the diameter of head is less than the diameter of connecting portion.
In a preferred embodiment, the mounting hole is circular and has a diameter corresponding to the diameter of the connecting portion; the surface of the mounting hole is provided with an internal thread, the outer surface of the connecting part is provided with an external thread corresponding to the internal thread, and the lens is in threaded fit with the lens base to realize focusing.
In a preferred embodiment, the connecting portion has a plurality of bayonets formed at an end thereof adjacent to the head portion.
In a preferred embodiment, the image sensing chip is rectangular, and the receiving hole is rectangular and has a length and a width corresponding to those of the image sensing chip; the image sensing chip is held in the accommodating hole in a clamping manner.
In a preferred embodiment, the small-head camera structure: the image sensor further comprises blue glass positioned between the image sensing chip and the first end, the shape of the blue glass corresponds to that of the accommodating hole, and the blue glass is held in the accommodating hole in a clamping manner.
In a preferred embodiment, a plurality of positioning blocks are formed on the surface of the flexible circuit board in a protruding manner, a plurality of positioning holes corresponding to the plurality of positioning blocks are formed on the surface of the second end away from the first end, and the plurality of positioning blocks are respectively retained and received in the corresponding positioning holes.
In a preferred embodiment, the small-head camera structure further includes a BTB connector disposed at an end of the flexible circuit board away from the lens holder.
The utility model also provides an electronic equipment, including the above-mentioned section little head camera structure.
The utility model provides a small-head camera structure, which is connected with the lens base through the lens and threads, so that the small-head camera structure has high production efficiency and low cost; in addition, the diameter of the head part is smaller than that of the connecting part, so that the space occupied by the head part on a screen or other positions is smaller; the image sensing chip is connected with the flexible circuit board through a gold thread, so that the high efficiency and reliability of the electrical connection between the image sensing chip and the flexible circuit board are ensured, and the space is saved. The utility model provides a little head camera structure, production efficiency is high, low cost and size are little.
[ description of the drawings ]
Fig. 1 is the utility model provides a little head camera structure.
Fig. 2 is a bottom view of the lens holder in the small-head camera structure shown in fig. 1.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantageous technical effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration only and not by way of limitation.
Referring to fig. 1 and 2 together, the present invention provides a small-head camera structure 100, which includes a lens holder 10, a lens 20, an image sensing chip 30, a flexible circuit board 40 and a gold thread 50.
The lens holder 10 includes a first end 11 and a second end 12. The first end 11 is provided with a mounting hole 111 which is in threaded fit with the lens 20, and the lens 20 is in threaded connection with the mounting hole 111 to realize focusing of the lens 10. The image sensing chip 30 is fixed on the flexible circuit Board 40 by bonding, and two ends of the gold wire 50 are respectively connected to the image sensing chip 30 and the flexible circuit Board 40 by welding, so as to realize Chip On Board (COB) packaging of the image sensing chip 30. The small-head camera structure 100 adopts the COB packaging technology, so that the small-head camera structure 100 is high in production efficiency and low in cost. In this embodiment, the gold wire is a 1mil high-purity gold wire, and is used for connecting and conducting the image sensing chip 30 and the flexible circuit board 40, so that the high efficiency and reliability of the electrical connection between the image sensing chip 30 and the flexible circuit board 40 are ensured, and the space is saved.
The second end 12 is opened with a receiving hole 121 communicating with the mounting hole 111 and receiving the image sensing chip, the surface of the second end 12 away from the first end 11 is fixedly connected to the flexible circuit board 40, and the image sensing chip 30 is received in the receiving hole 121.
Further, the image sensing chip 30 is fixed on the flexible circuit board 40 by heat-set adhesive glue. The thermosetting adhesive is located on the surface of the flexible circuit board 40 corresponding to the image sensing chip 30, and the thermosetting adhesive does not exceed the range of the image sensing chip 30, so that the thermosetting adhesive is prevented from adhering to the flexible circuit board 40 and affecting the heat dissipation of the flexible circuit board 40.
In this embodiment, the lens 20 includes a head 21 and a connecting portion 22. The cross sections of the head part 21 and the connecting part 22 are both circular, the head part 21 and the connecting part 22 are coaxially arranged, the diameter of the head part 21 is smaller than that of the connecting part 22, and then the space occupied by the head part 21 on a screen or other positions is smaller. For example, if the small-head camera structure 100 is applied to a front camera of an electronic device such as a mobile phone, it is beneficial to increase the screen occupation ratio of the mobile phone screen.
Further, the mounting hole 111 has a circular shape and a diameter of the mounting hole 111 corresponds to a diameter of the connecting portion 22. The surface of the mounting hole 111 is provided with an internal thread, the outer surface of the connecting portion 22 is provided with an external thread corresponding to the internal thread of the mounting hole 111, and the lens 20 is in threaded fit with the lens holder 10 to realize focusing.
The connecting portion 22 has a plurality of bayonets 221 formed at an end thereof adjacent to the head portion 21, and the bayonets 221 are used for being engaged with a mounting/dismounting tool such as a handle, so as to achieve quick mounting and dismounting of the lens 20 and the lens holder 10, thereby preventing the mounting/dismounting tool from directly acting on the lens 10 and preventing the lens 10 from being stressed, and protecting the lens 10.
The image sensor chip 30 is rectangular, and the receiving hole 121 is rectangular and has a length and a width corresponding to the length and the width of the image sensor chip 30. The accommodating hole 121 accommodates the image sensing chip 30, so as to protect the image sensing chip 30, and to reduce the dimensions of the accommodating hole 121 and the second end 12 as much as possible, thereby reducing the size of the small-head camera structure 100.
The small-head camera structure 100 further includes a blue glass 60 located between the image sensing chip 30 and the first end 11, and the shape of the blue glass 60 corresponds to the shape of the receiving hole 121 and is held in the receiving hole 121. The blue glass 60 is used to filter a portion of light with a longer wavelength, such as a portion of infrared light and visible red light, so as to improve the imaging effect of the small-head camera structure 100.
In this embodiment, a plurality of positioning blocks 41 are formed on the surface of the flexible circuit board 40 in a protruding manner, a plurality of positioning holes 122 corresponding to the plurality of positioning blocks 41 are formed on the surface of the second end 12 away from the first end 11, and the plurality of positioning blocks 41 are respectively retained in the corresponding positioning holes 122, so that the lens holder 20 can be quickly and accurately positioned on the flexible circuit board 40, and the packaging efficiency of the small-head camera structure 100 is improved.
In addition, the small-head camera structure 100 further includes a BTB connector 70, and the BTB connector 70 is disposed at an end of the flexible circuit board 40 away from the lens holder 10. The BTB connector 70 is used to connect with a motherboard of an electronic device, such as a mobile phone, so as to control the operation of the small-head camera structure 100.
The utility model provides a small-head camera structure 100, which adopts COB packaging technology, so that the small-head camera structure 100 has high production efficiency and low cost; in addition, the diameter of the head 21 is smaller than that of the connecting portion 22, so that the head 21 occupies less space on the screen or other locations. The utility model provides a little head camera structure 100, production efficiency is high, low cost and size are little.
The utility model also provides an electronic equipment, including little head camera structure 100.
The invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a little head camera structure which characterized in that: the lens comprises a lens base, a lens, an image sensing chip, a flexible circuit board and a gold thread; the lens base comprises a first end and a second end, the first end is provided with a mounting hole in threaded fit with the lens, and the second end is provided with an accommodating hole communicated with the mounting hole and used for accommodating the image sensing chip; the surface of the second end, which is far away from the first end, is fixedly connected to the flexible circuit board; the image sensing chip is fixedly bonded on the flexible circuit board, and two ends of the gold wire are respectively connected with the image sensing chip and the flexible circuit board in a welding mode.
2. The small-head camera structure according to claim 1, characterized in that: the image sensing chip is bonded and fixed on the flexible circuit board through thermosetting bonding glue, the thermosetting bonding glue is located on the surface of the flexible circuit board corresponding to the image sensing chip, and the thermosetting bonding glue does not exceed the range of the image sensing chip.
3. The small-head camera structure according to claim 1, characterized in that: the lens comprises a head part and a connecting part; the head with the cross-section of connecting portion all is circular, just the head with the coaxial setting of connecting portion, the diameter of head is less than the diameter of connecting portion.
4. The small-head camera structure according to claim 3, characterized in that: the mounting hole is circular, and the diameter of the mounting hole corresponds to that of the connecting part; the surface of the mounting hole is provided with an internal thread, the outer surface of the connecting part is provided with an external thread corresponding to the internal thread, and the lens is in threaded fit with the lens base to realize focusing.
5. The small-head camera structure according to claim 3, characterized in that: the connecting part is provided with a plurality of bayonets at one end close to the head.
6. The small-head camera structure according to claim 1, characterized in that: the image sensing chip is rectangular, the accommodating hole is rectangular, and the length and the width of the accommodating hole correspond to the length and the width of the image sensing chip.
7. The small-head camera structure according to claim 6, wherein: the image sensor further comprises blue glass positioned between the image sensing chip and the first end, the shape of the blue glass corresponds to that of the accommodating hole, and the blue glass is held in the accommodating hole in a clamping manner.
8. The small-head camera structure according to claim 1, characterized in that: the surface of the flexible circuit board is protruded to form a plurality of positioning blocks, the surface of the second end, which is far away from the first end, is provided with a plurality of positioning holes corresponding to the positioning blocks, and the positioning blocks are respectively clamped and contained in the corresponding positioning holes.
9. The small-head camera structure according to claim 1, characterized in that: still include the BTB connector, the BTB connector set up in the flexible circuit board is kept away from the one end of microscope base.
10. An electronic device, characterized in that: comprising a small-head camera structure according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301579.6U CN212519125U (en) | 2020-03-12 | 2020-03-12 | Small-head camera structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301579.6U CN212519125U (en) | 2020-03-12 | 2020-03-12 | Small-head camera structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212519125U true CN212519125U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020301579.6U Active CN212519125U (en) | 2020-03-12 | 2020-03-12 | Small-head camera structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212519125U (en) |
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2020
- 2020-03-12 CN CN202020301579.6U patent/CN212519125U/en active Active
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