CN208636532U

CN208636532U - Lens module

Info

Publication number: CN208636532U
Application number: CN201821317325.2U
Authority: CN
Inventors: 万佳
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2018-08-15
Filing date: 2018-08-15
Publication date: 2019-03-22
Anticipated expiration: 2028-08-15

Abstract

A kind of lens module, including lens barrel and the lens set being contained in the lens barrel, the lens barrel includes the second barrel for being provided with the first barrel of light hole and extending from first barrel bending, first barrel includes the first surface close to image side, the lens set includes the first eyeglass, first eyeglass includes the optical section for imaging and the peripheral portion that extends outward from the optical section, the peripheral portion includes close to the object side of object side, the first cambered surface is provided on the first surface, the second cambered surface is provided on the object side, first cambered surface and second cambered surface are mutually circumscribed.The lens module of the utility model can effectively improve the fixing intensity of the first eyeglass and the first barrel, to improve the Assembly stability of the first eyeglass, and then the optical property of lens module can be improved.

Description

Lens module

[technical field]

The utility model relates to optical image technology fields, and in particular to a kind of lens module.

[background technique]

In recent years, the rise of the electronic product with the development of photography technology and with camera function, optical camera mould Group is widely used in various product.

Traditionally, lens module includes lens barrel and the lens set that is contained in the lens barrel, and the lens barrel includes setting The second barrel for having the first barrel of light hole and extending from first barrel bending, the lens set include the first mirror Piece is achieved a fixed connection by the way of line cooperation between first eyeglass and first barrel.

But be fixedly connected by the way of line cooperation, mode is more single, and the stability of the first eyeglass and the first barrel It is poor, it is easy so that the first eyeglass and the first barrel are detached from, to influence the optical property and service life of lens module.

Thus it is necessary to study a kind of lens modules with new construction.

[utility model content]

The utility model aims to solve the problem that one of the technical problems existing in the prior art, and provides a kind of novel camera lens mould Group.

To achieve the above object, the utility model provides a kind of lens module, including lens barrel and is contained in the mirror Lens set in cylinder, the lens barrel include for being provided with the first barrel of light hole and extending from first barrel bending Two barrels, first barrel include the first surface close to image side, and the lens set includes the first eyeglass, first eyeglass Including the optical section for imaging and the peripheral portion extended outward from the optical section, the peripheral portion includes close to object side Object side, be provided with the first cambered surface on the first surface, the second cambered surface, first cambered surface be provided on the object side It is mutually circumscribed with second cambered surface.

Optionally, the radius of first cambered surface is equal to the radius of second cambered surface.

Optionally, the radius of first cambered surface is less than the radius of second cambered surface.

Optionally, the first surface further includes horizontal-extending outward from one end of the separate optical axis of first cambered surface First plane, the object side further include one end from second cambered surface far from the optical axis horizontal-extending third outward Plane, first plane and the third plane relative spacing are arranged.

Optionally, the first surface further includes prolonging from the inside level in one end close to the optical axis of first cambered surface The second plane stretched, the object side further include inwardly horizontal-extending from one end close to the optical axis of second cambered surface Fourth plane, second plane and the fourth plane relative spacing are arranged.

Optionally, the lens set further includes at least one second eyeglass set on the image side of first eyeglass.

The beneficial effects of the utility model are: the lens module of the utility model, on the first surface of the first barrel It is provided with the first cambered surface, is provided with the second cambered surface on the object side of first eyeglass, first cambered surface and described the Two cambered surfaces are mutually circumscribed so that the first eyeglass is fixedly connected with the first barrel, can effectively improve the first eyeglass with The fixing intensity of first barrel improves the Assembly stability of the first eyeglass, improves the optical property of lens module.

[Detailed description of the invention]

Fig. 1 is the structural schematic diagram of lens module in the utility model；

Fig. 2 is the partial enlarged view at lens module A shown in Fig. 1.

[specific embodiment]

The utility model is described in detail below with reference to Fig. 1 and Fig. 2.

As depicted in figs. 1 and 2, the utility model relates to a kind of lens module 100, the lens module 100 includes lens barrel 110 and the lens set 120 that is contained in the lens barrel 110, the lens barrel 110 include first for being provided with light hole 111a Wall 111 and the second barrel 112 extended from first barrel 111 bending, first barrel 111 include close to image side First surface 111b.The lens set 120 includes the first eyeglass 121, and first eyeglass 121 includes the optical section for imaging 121a and the peripheral portion 121b, the peripheral portion 121b extended outward from the optical section 121a includes the object close to object side It is provided on side 121b1, the first surface 111b on the first cambered surface 111b1, the object side 121b1 and is provided with the second arc Face 121b11, wherein the first cambered surface 111b1 and the second cambered surface 121b11 are mutually circumscribed, so that first Eyeglass is fixedly connected with the first barrel, can be effectively improved the fixing intensity and fixed precision of the first eyeglass and the first barrel, be mentioned The Assembly stability of high first eyeglass, improves the optical property of lens module.

Specifically, as shown in Figure 1, horizontal direction of the first barrel 111 of lens module 100 in Fig. 1 extends, second The left end of wall 112 from first barrel 111, which is bent downward, to be extended to form.First barrel 111 includes close to the of image side One surface 111b, the peripheral portion 121b include the object side 121b1 close to object side.Herein, so-called image side refers to, such as Fig. 1 In, the bottom section of the lens module 100；So-called object side refers to, as shown in figure 1, the top region of the lens module 100 Domain.

It should be noted that lens set 120 other than it may include the first eyeglass 121, can also include from object side extremely The quantity of several eyeglasses that image side is sequentially stacked, specific eyeglass can be determined according to actual needs.

Need further exist for explanation, radius and the second cambered surface radius 121b11 for the first cambered surface 111b1 it is specific Radius size can be selected according to actual needs, be not limited thereto.

Lens module 100 in the present embodiment is provided with the first cambered surface on the first surface 111b of first barrel 111 The second cambered surface 121b11, first cambered surface are provided on 111b1, the object side 121b1 of first eyeglass 121 111b1 and the second cambered surface 121b11 are mutually circumscribed, so that the first eyeglass 121 and the fixed company of the first barrel 111 It connects, the fixing intensity of the first eyeglass 121 and the first barrel 111 can be effectively improved, the assembly for improving the first eyeglass 121 is stablized Property, improve the optical property of lens module 100.

Mutually circumscribed as depicted in figs. 1 and 2, in order to further increase Assembly stability, the radius of the first cambered surface 111b1 can To be equal to the radius of the second cambered surface 121b11.Certainly, it is highly preferred that the radius of the first cambered surface 111b1 is less than the second cambered surface The radius of 121b11.

As depicted in figs. 1 and 2, the first surface 111b further includes the separate optical axis from the first cambered surface 111b1 The outside horizontal-extending first plane 111b2 in one end, the object side 121b1 further includes from the remote of the second cambered surface 121b11 One end from the optical axis horizontal-extending third plane 121b12 outward, the first plane 111b2 and the third plane The setting of 121b12 relative spacing.

As depicted in figs. 1 and 2, the first surface 111b further includes from the first cambered surface 111b1 close to the light The inside horizontal-extending second plane 111b3 in one end of axis, the object side 121b1 further includes from the second cambered surface 121b11 One end inwardly horizontal-extending fourth plane 121b13, the second plane 111b3 and the described 4th close to the optical axis The setting of plane 121b13 relative spacing.

As shown in Figure 1, the lens set 120 further include set on first eyeglass 121 image side at least one second Eyeglass 122.For example, as shown in Figure 1, the lens set 120 includes 4 the second eyeglasses 122.

Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical Novel protection scope.

Claims

1. a kind of lens module, including lens barrel and the lens set being contained in the lens barrel, the lens barrel is logical including being provided with First barrel of unthreaded hole and the second barrel extended from first barrel bending, first barrel include close to image side First surface, the lens set include the first eyeglass, and first eyeglass includes for the optical section of imaging and from the light The peripheral portion that the department of the Chinese Academy of Sciences extends outward, the peripheral portion include close to the object side of object side, which is characterized in that the first surface On be provided with the first cambered surface, be provided with the second cambered surface on the object side, first cambered surface and second cambered surface are mutually outer It cuts.

2. lens module according to claim 1, which is characterized in that the radius of first cambered surface is equal to second arc The radius in face.

3. lens module according to claim 1, which is characterized in that the radius of first cambered surface is less than second arc The radius in face.

4. lens module according to claim 1, which is characterized in that the first surface further includes from first cambered surface Separate optical axis one end outward horizontal-extending first plane, the object side further includes the separate institute from second cambered surface One end of optical axis horizontal-extending third plane outward is stated, first plane and the third plane relative spacing are arranged.

5. lens module according to claim 4, which is characterized in that the first surface further includes from first cambered surface Close to the optical axis one end inwardly horizontal-extending second plane, the object side further includes leaning on from second cambered surface Inwardly horizontal-extending fourth plane, second plane are set with the fourth plane relative spacing for one end of the nearly optical axis It sets.

6. lens module described in -5 any one claims according to claim 1, which is characterized in that the lens set is also wrapped Include at least one second eyeglass set on the image side of first eyeglass.