Fixing components and electronic devices

Abstract

A fixing assembly includes a lens seat, a lens and an aperture, the lens seat includes a first side wall and an extension, the first side wall is surrounded to form a hollow ring, the extension is arranged on the inner wall of the first side wall, the extension is recessed relative to the first side wall to form a groove; the lens is accommodated in the groove and connected to the extension; the aperture is located on the surface of the lens away from the extension, and the aperture is clamped on the lens seat. The present application also provides an electronic device.

Description

Technical Field

[0001] The present application relates to the field of lens technology, and in particular to a fixing assembly and an electronic device. Background Art

[0002] With the development of multimedia technology, electronic devices such as digital cameras and video cameras are becoming more and more popular among consumers, and electronic devices are increasingly developing in the direction of miniaturization to facilitate consumers' use and carrying. The existing lens module size is large, which is not conducive to reducing the size of the electronic device. Summary of the invention

[0003] A fixing assembly includes a lens seat, a lens and an aperture, the lens seat includes a first side wall and an extension portion, the first side wall is surrounded to form a hollow ring, the extension portion is arranged on the inner wall of the first side wall, and the extension portion is recessed relative to the first side wall to form a groove; the lens is accommodated in the groove and connected to the extension portion; the aperture is located on the surface of the lens away from the extension portion, and the aperture is clamped on the lens seat.

[0004] In some embodiments of the present application, the aperture includes an aperture plate and a second side wall, the second side wall is arranged around the periphery of the aperture plate, the aperture plate is located on the surface of the lens away from the extension portion, and the inner surface of the second side wall is in contact with the outer surface of the first side wall.

[0005] In some embodiments of the present application, the lens holder includes a clamping portion, which is disposed on the first side wall; the aperture includes a clamping slot, which is disposed on the second side wall, and the clamping portion is clamped in the clamping slot.

[0006] In some embodiments of the present application, the lens holder includes a slot disposed on the first side wall; the aperture includes a holding portion disposed on the second side wall, and the holding portion is held in the slot.

[0007] In some embodiments of the present application, the mirror base is a rectangular parallelepiped with a hollow interior, and the number of the first side walls and the number of the extension portions are both multiple; the number of the second side walls is multiple.

[0008] In some embodiments of the present application, the mirror base is in the shape of a hollow cylinder, the number of the first side wall and the number of the extension portion are both one; the number of the second side wall is one.

[0009] In some embodiments of the present application, the aperture includes a plurality of recessed portions, which are formed by the periphery of the aperture being recessed toward the center of the aperture; the lens mount includes a plurality of tenons, each of which is clamped in the recessed portion.

[0010] In some embodiments of the present application, each of the tenons includes a rod portion and a cover portion, the diameter of the rod portion is smaller than the diameter of the cover portion, at least a portion of the rod portion is accommodated in the recessed portion, and the aperture is located between the cover portion and the first side wall.

[0011] In some embodiments of the present application, there are multiple lenses, and the fixing assembly further includes a gasket, which is located between two adjacent lenses.

[0012] An electronic device comprises the above fixing assembly.

[0013] The fixing assembly provided in the present application fixes the lens holder and the aperture together by means of a snap-fitting method, and also fixes the lens between the lens holder and the aperture, without the need for fixation with the aid of other elements; and the lens is accommodated in a groove of the lens holder, which can reduce the thickness of the assembled lens holder, the lens and the aperture, thereby reducing the overall thickness of the fixing assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A structural schematic diagram of a fixing component provided for related technology.

[0015] Figure 2 A schematic diagram of the structure of a fixing assembly provided in an embodiment of the present application.

[0016] Figure 3 for Figure 2 Exploded view of the fixed assembly shown.

[0017] Figure 4 for Figure 2 The shown schematic cross-sectional view of the fixing assembly along direction IV-IV.

[0018] Figure 5 A schematic structural diagram of a fixing assembly provided in another embodiment of the present application.

[0019] Figure 6 A structural schematic diagram of a fixing component provided in yet another embodiment of the present application.

[0020] Figure 7 for Figure 6 Exploded view of the fixed assembly shown.

[0021] Figure 8 A schematic structural diagram of a fixing assembly provided in yet another embodiment of the present application.

[0022] Fig. 9 for Figure 8 Exploded view of the fixed assembly shown.

[0023] Fig.10 for Figure 8 The shown schematic cross-sectional view of the fixing assembly along the XX direction.

[0024] Fig.11 A schematic structural diagram of a fixing assembly provided in yet another embodiment of the present application.

[0025] Fig.12 A schematic diagram of the structure of an electronic device provided in one embodiment of the present application.

[0026] Main component symbols

[0027]

[0028]

[0029] The following specific implementation methods will further illustrate the present application in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0030] In order to more clearly understand the above-mentioned purposes, features and advantages of the present application, the present application is described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the absence of conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. In the following description, many specific details are set forth to facilitate a full understanding of the present application, and the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used in the specification of this article are only for the purpose of describing specific embodiments and are not intended to limit this application. The term "and / or" used herein includes all and any combination of one or more related listed items.

[0032] In the embodiments of the present application, for the convenience of description and not to limit the present application, the term "connection" used in the patent application specification and claims of the present application is not limited to physical or mechanical connection, whether direct or indirect. "Up", "down", "above", "below", "left", "right", etc. are only used to indicate relative position relationship. When the absolute position of the described object changes, the relative position relationship also changes accordingly.

[0033] See also Figure 1The related technology of the present application provides a fixing assembly 100', including a lens holder 10', a lens 20', a spacer layer 40' and an aperture 30'. The lens holder 10', the lens 20', the spacer layer 40' and the aperture 30' are arranged to overlap each other. The sum of the thicknesses of the lens holder 10', the lens 20', the spacer layer 40' and the aperture 30' after assembly is the sum of the thicknesses of the lens holder 10', the lens 20', the spacer layer 40' and the aperture 30' when they are not assembled, resulting in a relatively large thickness of the fixing assembly 100' (for example, more than 5 mm); wherein the various components are connected by colloid, which further increases the thickness of the fixing assembly 100'; in addition, the spacer layer 40' is usually formed by mold injection molding or mechanical processing, and also has a certain thickness.

[0034] See also Figure 2 , Figure 3 as well as Figure 4 The embodiment of the present application provides a fixing assembly 100 for a lens module, the fixing assembly 100 comprises a lens holder 10, at least one lens 20 and an aperture 30. The lens 20 is located between the lens holder 10 and the aperture 30, and the aperture 30 is detachably fixedly connected to the lens holder 10, so that the lens holder 10, the lens 20 and the aperture 30 are fixed as a whole.

[0035] In this embodiment, the mirror base 10 is substantially a hollow cuboid, and includes a first side wall 11, two adjacent first side walls 11 are connected to each other, and four first side walls 11 are arranged to form a hollow cuboid structure.

[0036] The mirror base 10 further includes an extension portion 12, which is disposed on the inner wall of the first side wall 11. In this embodiment, one extension portion 12 is disposed on each of the first side walls 11, two adjacent extension portions 12 are connected to each other, and four extension portions 12 are arranged to form a ring, that is, the mirror base 10 includes a through hole 14, and the extension portions 12 are arranged to form the through hole 14.

[0037] The extension portion 12 is recessed relative to the first side wall 11, that is, a groove 15 is formed between the first side wall 11 and the extension portion 12. The cross-section of the lens holder 10 along one direction is step-shaped. The groove 15 is connected to the through hole 14. The groove 15 is used to accommodate the lens 20. The lens 20 contacts the surface of the extension portion 12. The through hole 14 is used for light to pass through.

[0038] In other embodiments, the number of the extending portions 12 is not limited to four, and may be one or more, as long as they can support the lens 20 .

[0039] The aperture 30 may be made of a metal sheet or a plastic sheet.

[0040] In some embodiments, the aperture 30 includes an aperture piece 31 and four second side walls 33, and the four second side walls 33 are arranged around the periphery of the aperture piece 31. The aperture piece 31 is located on the side of the lens 20 away from the extension portion 12, and the aperture piece 31 is connected to the surface of the lens 20, that is, the aperture 30 is semi-enclosed and covered on the lens holder 10. A light hole 312 is opened on the aperture piece 31, and light from the outside passes through the light hole 312 and then passes through the lens 20 into the through hole 14. The space formed by the four second side walls 33 is adapted to the outer surface of the first side wall 11, that is, the outer surface of the first side wall 11 is in contact with the inner surface of the second side wall 33.

[0041] A clamping portion 13 is provided on the first side wall 11, and a clamping groove 34 is provided on the second side wall 33. The clamping portion 13 can be clamped in the clamping groove 34, so that the aperture 30 and the lens holder 10 can be fixedly connected, and the lens 20 can be fixed between the aperture plate 31 and the extension portion 12, and mutual fixation can be achieved without the aid of other fixing methods, such as glue.

[0042] In this embodiment, the slot 34 is a through hole 14 penetrating two opposite surfaces of the second side wall 33 . In other embodiments, the slot 34 may also be a groove disposed on the inner surface of the second side wall 33 .

[0043] See also Figure 5 Some embodiments provide a fixing assembly 100a, wherein the positions of the clamping portion 331a and the clamping slot 131a can be interchanged, that is, the clamping portion 331a is disposed on the second side wall 33a, and the clamping slot 131a is disposed on the first side wall 11a, and the clamping portion 331a and the clamping slot 131a can also achieve clamping.

[0044] See also Figure 6 as well as Figure 7 Some embodiments provide a fixing assembly 100b, the fixing assembly 100b comprising a lens holder 10b, a lens 20 and an aperture 30b, wherein the aperture 30b is not provided with the second side wall 33d. The aperture 30b is in a sheet shape. The aperture 30b is provided with a light-through hole 312b. A plurality of recessed portions 35b are provided around the aperture 30b, and the plurality of recessed portions 35b are formed by the periphery of the aperture 30b being recessed toward the center of the aperture 30b.

[0045] The lens holder 10b includes a plurality of tenons 16b adapted to the recessed portion 35b, each tenon 16b includes a rod portion 161b and a cover portion 163b connected to each other, and the diameter of the rod portion 161b is smaller than the diameter of the cover portion 163b. The rod portion 161b is connected to the first side wall 11b, and the cover portion 163b is located at an end of the rod portion 161b away from the first side wall 11b. At least part of the rod portion 161b is accommodated in the recessed portion 35b, and the aperture 30b is located between the cover portion 163b and the first side wall 11b, so as to achieve a fixed connection between the aperture 30b and the lens holder 10b.

[0046] The tenon 16b can be formed by hot riveting, that is, after the lens 20 is placed in the groove 15 of the lens holder 10b, the aperture 30b is placed on the surface of the lens 20, and then the tenon 16b is formed on the surface of the first side wall 11b by hot riveting, so that the aperture 30b, the lens 20 and the lens holder 10b are fixed as a whole.

[0047] See also Figure 8 , Fig. 9 as well as Fig.10 Some embodiments provide a fixing assembly 100c, the fixing assembly 100c comprising a lens holder 10c, a plurality of lenses 20c and an aperture 30c, wherein the plurality of lenses 20c are stacked and arranged in the groove 15. A gasket 36c is arranged between two adjacent lenses 20c, and the gasket 36c can play a buffering role to prevent the two adjacent lenses 20c from rigidly contacting each other. The gasket 36c is hollow and annular to facilitate light to pass through.

[0048] See also Fig.11 Some embodiments provide a fixing assembly 100d. The lens holder 10d in this embodiment may be a hollow cylindrical shape, and the aperture 30d may also be a cylindrical shape that matches the lens holder 10d. The first side wall 11d is a continuous cylindrical shape, and the extension portion (not shown) may also be a continuous cylindrical shape; the second side wall 33d is also a cylindrical shape that matches the first side wall 11d.

[0049] In some embodiments, the tenon can also be arranged on the surface of the first side wall away from the extension portion, the aperture is semi-enclosed and covered on the lens holder, and the recessed portion is arranged in the edge area of ​​the aperture and is clamped on the tenon.

[0050] See also Fig.12The embodiment of the present application further provides an electronic device 200, which can be applied to a product of a lens module, and the lens module includes a fixing assembly 100. The electronic device 200 includes but is not limited to a mobile phone, a wearable device, a camera, a camera, a drone, a doorbell, a car camera, etc. In the present embodiment, the electronic device 200 is a mobile phone.

[0051] The fixing components 100, 100a, 100b, 100c, and 100d provided in the present application fix the lens holder 10 and the aperture 30 together by means of a snap-fitting method, and also fix the lens 20 between the lens holder 10 and the aperture 30, without the need for fixing with the aid of other elements, and are easy to assemble; and the lens 20 is accommodated in the groove 15 of the lens holder 10, which can reduce the thickness of the assembled lens holder 10, the lens 20, and the aperture 30, thereby reducing the overall thickness of the fixing components 100, 100a, 100b, 100c, and 100d.

[0052] The above implementation modes are only used to illustrate the technical solutions of the present application and are not intended to limit the present application. Although the present application has been described in detail with reference to the above preferred implementation modes, a person skilled in the art should understand that the technical solutions of the present application may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A fixing assembly for a lens module, characterized in that: include: A mirror base, comprising a first side wall and an extension portion, wherein the first side wall is arranged to form a hollow ring, the extension portion is arranged on the inner wall of the first side wall, and the extension portion is recessed relative to the first side wall to form a groove; a lens, received in the groove and connected to the extension portion; and An aperture, located on the surface of the lens away from the extension portion, the aperture is clamped on the lens holder, the aperture comprises an aperture piece and a second side wall, the second side wall is arranged around the periphery of the aperture piece, the aperture piece is located on the surface of the lens away from the extension portion, and the inner surface of the second side wall is in contact with the outer surface of the first side wall; Wherein, the lens holder further comprises a clamping portion, and the clamping portion is arranged on the first side wall; the aperture further comprises a clamping slot, and the clamping slot is arranged on the second side wall, and the clamping portion is clamped in the clamping slot; or The lens holder further includes a clamping slot, which is arranged on the first side wall; the aperture further includes a clamping portion, which is arranged on the second side wall and is clamped in the clamping slot.

2. The fixing assembly according to claim 1, characterized in that: The mirror base is a rectangular parallelepiped with a hollow interior, and the first side walls and the extension portions are both in plural numbers; the second side walls are in plural number.

3. The fixing assembly according to claim 2, characterized in that: The mirror base is in the shape of a hollow cylinder. The number of the first side wall and the number of the extension portion are both one; the number of the second side wall is one.

4. The fixing assembly according to claim 1, characterized in that: There are multiple lenses, and the fixing assembly further includes a gasket, which is located between two adjacent lenses.

5. A fixing assembly for a lens module, characterized in that: include: A mirror base, comprising a first side wall and an extension portion, wherein the first side wall is arranged to form a hollow ring, the extension portion is arranged on the inner wall of the first side wall, and the extension portion is recessed relative to the first side wall to form a groove; a lens, received in the groove and connected to the extension portion; and An aperture is located on the surface of the lens away from the extension portion, the aperture is clamped on the lens holder, and the aperture includes a plurality of recessed portions, wherein the plurality of recessed portions are formed by the periphery of the aperture being recessed toward the center of the aperture; The mirror base further includes a plurality of tenons, which are arranged on the first side wall, and each of the tenons is arranged in the recessed portion.

6. The fixing assembly according to claim 5, characterized in that: Each of the tenons includes a rod portion and a cover portion, the diameter of the rod portion is smaller than the diameter of the cover portion, at least a portion of the rod portion is accommodated in the recessed portion, and the aperture is located between the cover portion and the first side wall.

7. An electronic device, characterized in that: The electronic device comprises the fixing assembly according to any one of claims 1-6.

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