CN113067975A

CN113067975A - Imaging module and electronic equipment

Info

Publication number: CN113067975A
Application number: CN202110334620.9A
Authority: CN
Inventors: 刘羽鹏
Original assignee: Huaqin Technology Co Ltd
Current assignee: Huaqin Technology Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-07-02

Abstract

The application relates to the technical field of modules, and discloses an imaging module and electronic equipment, wherein, imaging module includes: the circuit board is provided with an electronic device; set gradually chip, light filter and lens group on the circuit board, the lens group include with the first lens that the light filter is connected and follow the first lens is kept away from in the direction of chip, pile up in proper order in the first lens deviates from at least one second lens of light filter one side, first lens has a plurality of first camera lenses, each the second lens have with first camera lens one-to-one's second camera lens, each group mutual corresponding first camera lens and second camera lens form the lens group that is used for carrying out the formation of image to setting for the region, and at least some sets for the region and does not overlap. The utility model discloses an imaging module group through utilizing a plurality of camera lens group to independent formation of image in respective settlement region, then synthesizes complete photo, has improved the effect of formation of image.

Description

Imaging module and electronic equipment

Technical Field

The application relates to the technical field of modules, in particular to an imaging module and electronic equipment.

Background

As shown in fig. 1, in the existing camera, one lens 01 and a chip are used for forming an image, and the thickness of the lens 01 is large, so that the brightness and the resolution at four corners are greatly reduced relative to the effect at the central part during imaging, and the imaging effect is poor.

Disclosure of Invention

The invention provides an imaging module and electronic equipment, which can be used for solving the problem of poor imaging effect of the imaging module in the prior art.

In order to achieve the above object, in a first aspect, the present invention provides an imaging module, including:

the circuit board is provided with an electronic device;

set gradually chip, light filter and lens group on the circuit board, the lens group include with the first lens that the light filter is connected and follow the first lens is kept away from in the direction of chip, pile up in proper order in the first lens deviates from at least one second lens of light filter one side, first lens has a plurality of first camera lenses, each the second lens have with first camera lens one-to-one's second camera lens, each group mutual corresponding first camera lens and second camera lens form the lens group that is used for carrying out the formation of image to setting for the region, and at least some sets for the region and does not overlap.

The imaging module comprises a circuit board, an optical filter and a lens group are arranged on the circuit board, the lens group comprises a first lens and at least one second lens which are connected with the optical filter, the first lens is provided with a plurality of first lenses, each second lens is provided with a second lens which corresponds to the first lenses one by one, each group of corresponding first lenses and second lenses are matched to form lens groups, each lens group performs imaging on a set area, namely, is responsible for the imaging effect of a certain area, and finally, the photos of each imaging area which are responsible for each lens group are synthesized into final photos. Because the imaging module utilizes the mutually independent lens groups to image the respective set areas, the imaging effect of each imaging area can be consistent, namely the brightness of the four corners is close to that of the central part, so that the resolution of the four corners can reach the resolution of the central part, and the good imaging effect is ensured.

Therefore, the imaging module provided by the invention has the advantages that the plurality of lens groups are utilized to independently image the respective set areas, and then the complete photos are synthesized, so that the imaging effect is improved.

Preferably, still include the shell, the shell include the roof and connect in a plurality of curb plates of roof, the curb plate deviates from one side of roof is fixed in the circuit board orientation one side of chip, so that the roof, the curb plate and the circuit board cooperation forms and is used for holding the chip, the light filter and the accommodation space of lens group, just the roof is equipped with the trompil that is used for seeing through light.

Preferably, the opening includes a plurality of light transmission holes corresponding to the lens groups one to one.

Preferably, the shell and the circuit board are fixed by glue.

Preferably, a plurality of first protruding portions are arranged on one side, away from the circuit board, of the first lens, each first protruding portion forms the first lens, a second protruding portion corresponding to the first protruding portion in a one-to-one manner is formed on one side, away from the first lens, of the second lens, and each second protruding portion forms the second lens.

Preferably, a side of each second lens facing the first lens forms a connecting part which is opened to the first lens and is used for accommodating the first lens or the second lens, and the connecting part is fixed on the first lens or the second lens adjacent to the connecting part.

Preferably, the connecting part is fixed with the first lens or the second lens through glue or a clamping hook.

Preferably, the chip and the filter are fixed by glue.

Preferably, the first lens and the optical filter are fixed by glue.

In a second aspect, the present invention provides an electronic device, including the imaging module as described in any one of the above embodiments.

Drawings

FIG. 1 is a schematic diagram of an imaging module according to the prior art;

FIG. 2 is an exploded view of an overall structure of an imaging module according to the present application;

FIG. 3 is a schematic view of a partial structure of an imaging module according to the present application;

FIG. 4 is a schematic cross-sectional view of an imaging module according to the present application;

FIG. 5 is a schematic view of a lens group according to the present application;

fig. 6 is a schematic view illustrating an imaging principle of the imaging module according to the present application.

In the figure:

01-lens; 10-a circuit board; 20-an electronic device; 30-chip; 40-an optical filter; 50-a lens group; 51-a first lens; 511-a first lens; 52-a second lens; 521-a second lens; 60-a housing; 61-a top plate; 62-side plate; 63, opening holes; 631-light transmission holes; 70-connecting part.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 2 and fig. 6, the present invention provides an imaging module, including:

a circuit board 10, wherein an electronic device 20 is arranged on the circuit board 10;

the chip 30, the optical filter 40 and the lens group 50 are sequentially disposed on the circuit board 10, the lens group 50 includes a first lens 51 and at least one second lens 52, the first lens 51 is connected to the optical filter 40, the second lens 52 is located on a side of the first lens 51 away from the optical filter 40, and when the plurality of second lenses 52 are included, the plurality of second lenses 52 are sequentially stacked along a direction in which the first lens 51 is away from the chip 30; the first lens 51 has a plurality of first lenses 511, each of the second lenses 52 has second lenses 521 corresponding to the first lenses 511 one by one, each group of the first lenses 511 and the second lenses 521 corresponding to each other form a lens group for imaging a set area, and at least a part of the set area is not overlapped.

The imaging module provides a circuit board 10, and sets a chip 30, a filter 40 and a lens group 50 on the circuit board 10, where the lens group 50 includes a first lens 51 connected to the filter 40 and at least one second lens 52, the first lens 51 has a plurality of first lenses 511, each second lens 52 has a second lens 521 corresponding to the first lenses 511 one by one, and each group of the corresponding first lenses 511 and second lenses 521 cooperate to form a lens group, as shown in fig. 6, each lens group images a set area a, that is, responsible for the imaging effect of a certain area, and finally synthesizes the photos of the imaging areas of the lens groups into a final photo. Because the imaging module utilizes the mutually independent lens groups to image the respective set area A, the imaging effect of each imaging area can be consistent, namely the brightness of the four corners is close to that of the central part, so that the resolution of the four corners can reach that of the central part, and the imaging effect is good.

It should be noted that, compare with the great scheme of module thickness that leads to that adopts lens 01 and chip to constitute the formation of image among the prior art, the image module that this application provided, when the pixel that needs to satisfy is fixed, the image module in this application owing to adopt synthetic lens group, can be convenient for reduce the height of module to realize electronic equipment's frivolousization. In addition, because among the prior art, because module thickness is high, can cause the mainboard space little to can compress the size and the capacity of battery, and the formation of image module that this application provided can realize that the mainboard does not break the board, widens goods of furniture for display rather than for use space, thereby multiplicable battery capacity. And, since each lens group is imaged separately, it is also possible to realize an effect of realizing low distortion at a large optical angle.

It should be further noted that, in the imaging module described above, the number of the second lenses 52 is at least one, and when the required pixel requirement is higher, the number of the second lenses 52 can be increased, and although increasing the number of the second lenses 52 increases the thickness of the module to some extent, compared with the scheme in the prior art that the thickness of the lens is increased to increase the pixel, the imaging module in the present application can further reduce the height of the module by increasing the number of the second lenses 52 when increasing the pixel.

In some embodiments, with continued reference to fig. 1, the imaging module may further include a housing 60, the housing 60 includes a top plate 61 and a plurality of side plates 62 connected to the top plate 61, a side of each side plate 62 facing away from the top plate 61 is fixed to a side of the circuit board 10 facing the chip 30, so that the top plate 61, the side plates 62 and the circuit board 10 cooperate to form a receiving space for receiving the chip 30, the optical filter 40 and the lens group 50, and the top plate 61 is further provided with an opening 63 for transmitting light. The structure is advantageous to ensure the stability of the module structure by increasing the housing 60 and fixing the housing 60 on the circuit board 10 to form a relatively closed accommodating space and placing the chip 30, the optical filter 40 and the lens group 50 in the accommodating space. Meanwhile, the opening 63 for light transmission is formed in the top plate 61, so that the imaging effect of the lens group 50 is not affected.

On the basis, as an implementation manner, as shown in fig. 4, the opening 63 formed on the top plate 61 can be the light holes 631 corresponding to the lens groups one to one, that is, each lens group corresponds to one light hole 631, and in the imaging process, it can be ensured that each lens group can receive enough light, so that the imaging effect of each lens group is ensured to be uniform, and the final imaging effect is further ensured to be good.

Further, when the housing 60 is fixed to the circuit board 10, the side plate 62 may be fixed to the circuit board 10 by using glue, and the fixing method is simple and easy to implement, and has low cost, and the structural stability may also be ensured.

In some embodiments, as shown in fig. 3 or fig. 5, a side of the first lens 51 facing away from the circuit board 10 has a plurality of first protrusions, each of the first protrusions forms a first lens 511, a side of the second lens 52 facing away from the first lens 51 forms a second protrusion corresponding to the first protrusion, and each of the second protrusions forms a second lens 521, that is, each of the lens groups is composed of a convex first lens 511 and a plurality of convex second lenses 521.

On the basis, with continued reference to fig. 5, a connecting portion 70 that is opened toward the first lens 51 and is used for accommodating the first lens 511 or the second lens 521 is formed on one side of each second lens 52 facing the first lens 51, and each second lens 52 is fixed to the first lens 51 or the second lens 52 adjacent thereto through the connecting portion 70. Because the first lens 51 and the second lens 52 form the lens by arranging the convex parts, the connecting part 70 is arranged in the structure, so that the first lens 511 or the second lens 521 can be placed in a relatively closed space to protect the first lens 511 and the second lens 521, and the second lens 52 is fixed with the adjacent first lens 51 or second lens 52 by the connecting part 70, thereby ensuring the structural stability of the lens group 50 and not influencing the thickness of the module.

Further, when the connecting portion 70 is fixed to the first lens 51 or the second lens 52, the fixing may be performed by glue or a hook, and the fixing method is simple in structure, low in cost, and capable of achieving a good fixing effect, thereby ensuring structural stability.

In some embodiments, in the imaging module provided by the present application, the chip 30 and the optical filter 40 can be fixed by glue, so that the thickness of the module is not affected while the fixing effect is ensured, and the imaging module is simple and easy to implement.

In some embodiments, in the imaging module provided by the present application, the first lens 51 and the optical filter 40 can also be fixed by glue, so that the thickness of the module is not affected while the fixing effect is ensured, and the imaging module is simple and easy to implement.

Based on the same idea, the present invention can also provide an electronic device, including the imaging module set provided in any of the above embodiments, because the imaging module set can not only achieve a better imaging effect, but also reduce the height of the module set, the electronic device can not only achieve a better photographing effect, but also achieve a light and thin effect, and can increase the battery capacity to a certain extent, thereby increasing the standby time of the device and improving the experience of the user.

Optionally, the electronic device may be a smart phone, a tablet computer, a VR, an AR, a camera, or the like. It should be noted that, when the electronic device is a VR, the thickness of the VR cannot be reduced in the prior art, which results in poor experience of the consumer, and the electronic device provided by the invention can realize ultra-thinning of the VR by reducing the thickness of the imaging module, thereby greatly improving the experience effect of the consumer.

It will be apparent to those skilled in the art that various changes and modifications may be made in the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An imaging module, comprising:

the circuit board is provided with an electronic device;

2. The imaging module of claim 1, further comprising a housing, the housing comprising a top plate and a plurality of side plates connected to the top plate, wherein a side of the side plate facing away from the top plate is fixed to a side of the circuit board facing the chip, so that the top plate, the side plates, and the circuit board cooperate to form a receiving space for receiving the chip, the filter, and the lens set, and the top plate is provided with an opening for transmitting light.

3. The imaging module of claim 2 wherein said aperture comprises a plurality of light-transmissive holes in one-to-one correspondence with said lens groups.

4. The imaging module of claim 2, wherein the side plate and the circuit board are secured together by glue.

5. The imaging module of claim 1, wherein a side of the first lens facing away from the circuit board has a plurality of first protrusions, each of the first protrusions forms the first lens, a side of the second lens facing away from the first lens forms second protrusions corresponding to the first protrusions, and each of the second protrusions forms the second lens.

6. The imaging module of claim 5, wherein a side of each of the second lenses facing the first lens is formed with a connecting portion opening to the first lens for receiving the first lens or the second lens, and the connecting portion is fixed to the first lens or the second lens adjacent to the connecting portion.

7. The imaging module of claim 6, wherein the connecting portion is fixed to the first lens or the second lens by glue or a hook.

8. The imaging module of claim 1, wherein the chip and the filter are fixed by glue.

9. The imaging module of claim 1, wherein the first lens and the filter are fixed by glue.

10. An electronic device comprising an imaging module according to any one of claims 1-9.