CN210348025U

CN210348025U - Lens assembly and electronic device

Info

Publication number: CN210348025U
Application number: CN201921022536.8U
Authority: CN
Inventors: 韦传冬
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2019-06-28
Filing date: 2019-07-02
Publication date: 2020-04-17
Anticipated expiration: 2029-07-02
Also published as: WO2020258203A1

Abstract

The utility model provides a lens subassembly, including a camera lens section of thick bamboo and first lens, first lens include the body and hold by the portion, this body coupling in the inner wall of a camera lens section of thick bamboo, hold by the position in on the image side of body, hold the image side of leaning on the portion including holding by the face, just hold by the face and expose the image side of a camera lens section of thick bamboo is out of the face. The utility model also provides an electronic device, include the camera lens subassembly, still including being used for the installation department of camera lens subassembly, the face of leaning on with installation portion is laminated mutually, the image side terminal surface of a camera lens section of thick bamboo with the clearance has between the installation department. The utility model discloses a camera lens subassembly and electron device can improve bearing of camera lens subassembly and lean on the stationarity, can avoid other parts on camera lens section of thick bamboo and the electron device to interfere mutually moreover.

Description

Lens assembly and electronic device

[ technical field ] A method for producing a semiconductor device

The utility model relates to an optical lens technical field especially relates to a camera lens subassembly and electron device.

[ background of the invention ]

In recent years, with the development of technology, electronic devices are becoming intelligent, and portable electronic devices such as tablet computers and mobile phones are equipped with lens assemblies in addition to digital cameras.

In the prior art, a lens assembly generally includes a lens barrel and a lens group accommodated in the lens barrel, and the lens group is completely hidden inside the lens barrel. When a lens unit is mounted on an electronic device, the image-side end surface of the lens barrel is basically used as a reference for bearing the entire lens unit, but the lens barrel is generally formed by injection molding, and the flatness of the end surface is not so high.

[ Utility model ] content

An object of the utility model is to provide a camera lens subassembly and electron device can improve bearing of camera lens subassembly and lean on the stationarity, can avoid other parts on camera lens section of thick bamboo and the electron device to interfere mutually moreover.

The technical scheme of the utility model as follows:

the utility model provides a lens assembly, includes a camera lens section of thick bamboo and first lens, first lens include the body and hold the portion of leaning on, the body connect in the inner wall of a camera lens section of thick bamboo, hold the portion of leaning on to be located on the image side face of body, hold the image side face of leaning on the portion including holding the face of leaning on, just hold the face of leaning on to expose the image side end of a camera lens section of thick bamboo is out of.

Further, the bearing surface is a plane, and the bearing surface is perpendicular to the optical axis of the lens assembly.

Furthermore, the bearing surface is annular, and the circle center of the bearing surface is located on the optical axis of the lens component.

Furthermore, the number of the bearing parts is multiple, the bearing parts are arranged around the optical axis of the lens assembly at intervals, and the bearing surfaces of the bearing parts are coplanar.

Further, the body comprises a first optical part and a first peripheral part surrounding the first optical part, the first peripheral part is connected with the inner wall of the lens barrel, and the bearing part is positioned on the first peripheral part.

Further, the bearing part and the body are integrally formed.

Further, the lens subassembly includes the point gum groove, the inner wall in point gum groove includes first inner wall and first lateral wall, first inner wall set up in the inboard of a camera lens section of thick bamboo, first lateral wall set up in hold and lean on the portion.

Further, the first inner wall is inclined in a direction away from the optical axis of the lens assembly from the object side to the image side, and the inclination direction of the first side wall is opposite to that of the inclined surface.

An electronic device comprises the lens assembly and an installation part used for installing the lens assembly, wherein the bearing surface is attached to the installation part, and a gap is formed between the image side end surface of the lens barrel and the installation part.

The beneficial effects of the utility model reside in that: the utility model discloses set up bellied portion of leaning on of holding at the image side of first lens to the messenger holds and leans on the image side end face of a protruding lens section of thick bamboo, when installing the lens subassembly on electronic device, the face of leaning on of holding of portion can replace the image side terminal surface of a lens section of thick bamboo among the prior art and as holding and leaning on the benchmark, when installing the lens subassembly, can guarantee holding of lens subassembly and lean on stability and installation precision, and have the clearance between the installation department of lens section of thick bamboo and electronic device, can avoid taking place to interfere between the installation department of lens section of thick bamboo and electronic device.

[ description of the drawings ]

Fig. 1 is an overall cross-sectional view of a lens assembly according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a cross-sectional view of a lens barrel according to an embodiment of the present invention;

description of reference numerals:

100. a lens barrel; 110. a first inner wall; 120. a second inner wall; 130. a third inner wall; 140. a fourth inner wall; 150. a fifth inner wall; 160. a sixth inner wall; 170. a seventh inner wall; 180. an eighth inner wall;

210. a first lens; 212. a body; 2122. a first optic portion; 2124. a first peripheral portion; 214. a bearing part; 2142. a bearing surface; 2144. a first side wall; 220. a second lens; 230. a third lens; 240. a fourth lens;

300. a colloidal layer;

410. a first light shielding member; 420. a second light shielding member; 430. a third light-shielding member; 440. a fourth light-shielding member; 450. and a fifth shading member.

[ detailed description ] embodiments

The present invention will be further described with reference to the accompanying drawings and embodiments.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a lens assembly, which includes a lens barrel 100 and a lens group, wherein the lens group is disposed inside the lens barrel 100, and the lens group includes more than one lens.

In this embodiment, the lens group includes a first lens 210, a second lens 220, a third lens 230, and a fourth lens 240, and the first lens 210, the second lens 220, the third lens 230, and the fourth lens 240 are sequentially disposed from an image side to an object side in the lens barrel 100.

Referring to fig. 2, the first lens element 210 is located at an end of the lens barrel 100 close to the image side, and includes a body 212 and a bearing portion 214, the body 212 is connected to an inner wall of the lens barrel 100, the bearing portion 214 is located on an image side surface of the body 212, the image side surface of the bearing portion 214 includes a bearing surface 2142, and the bearing surface 2142 is located outside the image side end surface of the lens barrel 100.

In the lens assembly of the present embodiment, the convex bearing portion 214 is disposed on the image side of the first lens 210, and the bearing surface 2142 of the bearing portion 214 protrudes out of the image side end surface of the lens barrel 100, that is, the image side end surface of the lens barrel 100 is lower than the bearing surface 2142 of the first lens 210, when the lens assembly is mounted on an electronic device, the bearing surface 2142 of the bearing portion 214 can replace the image side end surface of the lens barrel 100 in the prior art to be used as a bearing reference, and compared with the image side end surface of the lens barrel 100, the bearing surface 2142 of the bearing portion 214 has better flatness, and when the lens assembly is mounted, the bearing stability and the mounting accuracy of the lens assembly can be ensured, and a gap is formed between the lens barrel 100 and other components of the electronic device, so that interference between the lens barrel 100 and other components of the electronic device can be avoided.

Further, the bearing surface 2142 is a plane, and the bearing surface 2142 of the bearing portion 214 is perpendicular to the optical axis of the lens module, so that when the lens module is mounted, the bearing surface 2142 can ensure that the lens module is in an upright state.

The body 212 includes a first optical portion 2122 and a first peripheral portion 2124 surrounding the first optical portion 2122, the first peripheral portion 2124 is used for connecting with the inner wall of the lens barrel 100, and the bearing portion 214 is disposed on the first peripheral portion 2124, which does not affect the light transmission performance of the first lens 210, but can also perform a good bearing function.

In one embodiment, the supporting surface 2142 is annular, and the center of the annular supporting surface 2142 is located on the optical axis of the lens module.

In another embodiment, the bearing portions 214 are block-shaped protrusions, the number of the bearing portions 214 is multiple, the bearing surfaces 2142 of the bearing portions 214 are coplanar, the bearing portions 214 are spaced around the optical axis of the lens assembly, and the bearing surfaces 2142 form a discontinuous ring shape.

In other embodiments, the bearing portion 214 may have other shapes such as a strip shape and a rectangular shape as long as the light transmission performance of the first optical portion 2122 is not affected.

Further, in the present embodiment, the support portion 214 is integrally formed with the main body 212, and the support portion 214 is formed by the main body 212 protruding toward the image side.

As shown in fig. 1 and 3, the lens assembly includes a dispensing slot, the inner wall of the dispensing slot includes a first inner wall 110 and a first sidewall 2144, the first inner wall 110 is disposed inside the lens barrel 100, and the first sidewall 2144 is disposed on the bearing portion 214. Dispensing is performed in the dispensing slot, so that the glue layer 300 is formed in the dispensing slot, and the glue layer 300 can fix the first lens 210 from the image side of the lens barrel 100.

Specifically, the first inner wall 110 is disposed close to the image side of the lens barrel 100 and is connected to the image side end surface of the lens barrel 100, the first inner wall 110 is inclined in a direction away from the optical axis from the object side to the image side, the inclination direction of the first side wall 2144 is opposite to the inclination direction of the first inner wall 110, and the cross-sectional shape of the dispensing groove is substantially V-shaped.

The lens barrel 100 further includes a second inner wall 120, a third inner wall 130, a fourth inner wall 140, and a fifth inner wall 150, the first inner wall 110, the second inner wall 120, the third inner wall 130, the fourth inner wall 140, and the fifth inner wall 150 are sequentially disposed from the image side to the object side, the second inner wall 120 is attached to the first outer side surface of the body 212, the fifth inner wall 150 is attached to the outer side surface of the second lens 220, a first light-shielding member 410, a second light-shielding member 420, and a third light-shielding member 430 are disposed between the first lens 210 and the second lens 220, and the third inner wall 130 and the fourth inner wall 140 are both attached to the outer side surface of the second light-shielding member 420.

The lens barrel 100 further includes a sixth inner wall 160, the sixth inner wall 160 is disposed on the object side of the fifth inner wall 150, the sixth inner wall 160 is attached to the outer side surface of the third lens 230, and a fourth light shielding member 440 is disposed between the third lens 230 and the second lens 220.

The lens barrel 100 further includes a seventh inner wall 170 and an eighth inner wall 180, the seventh inner wall 170 is disposed on the object side of the sixth inner wall 160, and the eighth inner wall 180 is disposed on the object side of the seventh inner wall 170. The fourth lens 240 includes a second optical portion and a second peripheral portion surrounding the second optical portion, the second optical portion protrudes toward the object side of the lens barrel 100, a seventh inner wall 170 is attached to an outer side surface of the second peripheral portion, an eighth inner wall 180 is inclined in a direction close to the optical axis from the image side to the object side, and the eighth inner wall 180 is attached to a partial object side surface of the second optical portion. A fifth light shielding member 450 is disposed between the fourth lens 240 and the third lens 230.

In assembly, the fourth lens 240, the fifth light shielding member 450, the third lens 230, the fourth light shielding member 440, the second lens 220, the third light shielding member 430, the second light shielding member 420, the first light shielding member 410, and the first lens 210 may be sequentially placed from the image side of the lens barrel 100, and finally, the first lens 210 may be axially fixed by dispensing in the dispensing slot.

In addition, the present embodiment also provides an electronic device including the lens assembly and a mounting portion for mounting the lens assembly, wherein the bearing surface 2142 is attached to the mounting portion when the lens assembly is mounted on the mounting portion, and a gap is provided between the image side end surface of the lens barrel 100 and the mounting portion.

The above are only embodiments of the present invention, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. The lens assembly comprises a lens barrel and a first lens, and is characterized in that the first lens comprises a body and a bearing part, the body is connected to the inner wall of the lens barrel, the bearing part is positioned on the image side surface of the body, the image side surface of the bearing part comprises a bearing surface, and the bearing surface is exposed out of the image side end surface of the lens barrel.

2. The lens assembly of claim 1, wherein the bearing surface is planar and perpendicular to an optical axis of the lens assembly.

3. The lens assembly of claim 2, wherein the bearing surface is annular and the center of the bearing surface is on the optical axis of the lens assembly.

4. The lens assembly of claim 2, wherein the number of the bearing portions is plural, the plural bearing portions are arranged at intervals around an optical axis of the lens assembly, and the bearing surfaces of the plural bearing portions are coplanar.

5. The lens assembly of claim 1, wherein the body comprises a first optical portion and a first peripheral portion surrounding the first optical portion, the first peripheral portion being connected to an inner wall of the lens barrel, the abutment portion being located on the first peripheral portion.

6. The lens assembly of claim 1, wherein the bearing portion is integrally formed with the body.

7. The lens assembly of claim 1, wherein the lens assembly comprises a glue dispensing slot, wherein inner walls of the glue dispensing slot comprise a first inner wall and a first sidewall, the first inner wall is disposed inside the lens barrel, and the first sidewall is disposed on the bearing portion.

8. The lens assembly of claim 7, wherein the first inner wall is disposed adjacent to an image side of the lens barrel, and the first inner wall is inclined in a direction away from an optical axis of the lens assembly from the object side to the image side, and the first sidewall is inclined in a direction opposite to the first inner wall.

9. An electronic device comprising the lens assembly of any one of claims 1 to 8, and further comprising a mounting portion for mounting the lens assembly, wherein the bearing surface is attached to the mounting portion, and a gap is provided between the image side end surface of the lens barrel and the mounting portion.