CN217718229U

CN217718229U - Periscopic lens structure

Info

Publication number: CN217718229U
Application number: CN202221233017.8U
Authority: CN
Inventors: 程露; 郑航鹏; 刘博�; 欧阳称华
Original assignee: Jiangxi Lianyi Optics Co Ltd
Current assignee: Jiangxi Lianyi Optics Co Ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-01
Anticipated expiration: 2032-05-23

Abstract

The utility model relates to a camera lens technical field, concretely relates to periscopic lens structure, including lens cone, first mirror group, second mirror group, light path turn component, the lens cone includes cross axle lens cone, vertical axis lens cone, limit structure connects cross axle lens cone and vertical axis lens cone, first mirror group sets up in the cross axle lens cone, the second mirror group sets up in the vertical axis lens cone, light path turn component sets up in limit structure. The utility model discloses a lens cone adopts the structure of buckling, couple together through limit structure between cross axle lens cone and the vertical axis lens cone, the holistic length of lens cone reduces, and can adjust length, it uses on this kind of subassembly higher to lens cone length requirement to be more suitable to use at cell-phone camera, fix light path turn component through limit structure, make light path turn component be located the lens cone and do not expose, the overall structure of lens cone is comparatively compact, when realizing longer focus, can not make camera lens length overlength.

Description

Periscopic lens structure

Technical Field

The utility model relates to a camera lens technical field, concretely relates to periscope formula camera lens structure.

Background

With the development of the mobile phone camera industry, the requirements of people on the use of the mobile phone camera are higher and higher. As users demand higher performance from mobile phones and digital cameras, such as longer effective focal length, higher image quality, and the like, the overall size of the photosensitive element (i.e., sensor) that can meet such high performance is correspondingly larger. Moreover, the conventional lens cone is generally of a straight cylinder structure, so that the structure of the lens group is limited to a great extent, the length of the lens cone of the straight cylinder structure is not easy to adjust, and the design of a camera of a mobile phone is limited to a certain extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a periscopic lens structure.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a periscopic lens structure, includes lens cone, first group of lens, second group of lens, light path turn component, the lens cone includes cross axle lens cone, vertical axis lens cone, limit structure connects cross axle lens cone and vertical axis lens cone, first group of lens sets up in the cross axle lens cone, the second group of lens sets up in the vertical axis lens cone, light path turn component sets up in limit structure, the optical axis of first group of lens is towards horizontal direction, the optical axis of second group of lens is towards vertical direction, the optical axis of first group of lens coincides with the optical axis of second group after the light path turn component turns.

Further, the optical path turning element is a rhomboid mirror.

Furthermore, a triangular cavity matched with the Mitsubishi mirror structure is arranged in the limiting structure.

Furthermore, limit structure includes first spacing boss, first spacing boss is located the hypotenuse department of triangle-shaped cavity.

Furthermore, the limiting structure comprises a second limiting boss, and the second limiting boss is located between the second lens group and the light path turning element.

Furthermore, the limiting structure comprises a limiting space ring, and the limiting space ring is positioned between the first lens group and the light path turning element.

Further, the second lens group comprises 2-3 lenses, and the first lens group comprises 3-5 lenses.

Furthermore, a space ring and shading paper are arranged between every two adjacent lenses.

Furthermore, the end of the vertical axis lens barrel is connected with a front cover.

Furthermore, the end part of the transverse shaft lens barrel is connected with a pressing ring.

The utility model has the advantages that: it is right by the aforesaid the utility model discloses a description can know, compared with the prior art, the utility model discloses a periscopic lens structure includes the lens cone, first group, the second group, the light path turns the component, the lens cone includes the cross axle lens cone, the vertical axis lens cone, limit structure, the lens cone adopts the structure of buckling, couple together through limit structure between cross axle lens cone and the vertical axis lens cone, the holistic length of lens cone reduces, and can adjust length, it uses on this kind of subassembly higher to the lens cone length requirement to be fit for using at cell-phone camera to better, first group and second group set up respectively in cross axle lens cone and vertical axis lens cone, realize the optical axis coincidence through light path turn component between first group and the second group, fix light path turn component through limit structure, make light path turn component be located the lens cone and not expose, the overall structure of lens cone is comparatively compact, when realizing longer focus, can not make camera lens length overlength.

Drawings

Fig. 1 is a schematic cross-sectional view of a periscopic lens structure according to a preferred embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a lens barrel according to a preferred embodiment of the present invention;

reference numerals: 1. a lens barrel; 2. a first lens group; 3. a second lens group; 4. a light path turning element; 5. a front cover; 6. pressing a ring; 11. a transverse-axis lens barrel; 12. a vertical axis lens barrel; 13. a limiting structure; 131. a first limit boss; 132. a second limit boss; 133. and a limiting space ring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Referring to fig. 1-2, the preferred embodiment of the utility model, a periscopic lens structure, including lens cone 1, first group of 2, the second group of 3, light path turn component 4, lens cone 1 includes cross axle lens cone 11, vertical axis lens cone 12, limit structure 13, cross axle lens cone 11 and vertical axis lens cone 12 are connected to limit structure 13, first group of 2 sets up in cross axle lens cone 11, the second group of 3 sets up in vertical axis lens cone 12, light path turn component 4 sets up in limit structure 13, the optical axis of first group of 2 is towards horizontal direction, the optical axis of 3 is organized towards vertical direction to the second, the optical axis of 2 of first group of mirror coincides with the optical axis of 3 with the second group of mirror after the light path turn component 4 turns.

The utility model discloses a periscopic lens structure includes lens cone 1, first group 2, the second group 3 of mirror, light path turn component 4, lens cone 1 includes cross axis lens cone 11, vertical axis lens cone 12, limit structure 13, lens cone 1 adopts the structure of buckling, couple together through limit structure 13 between cross axis lens cone 11 and the vertical axis lens cone 12, the holistic length of lens cone 1 reduces, and can adjust length, it uses on this kind of subassembly higher to lens cone 1 length requirement to be more suitable for using at cell-phone camera to this kind, first group 2 of mirror and second group 3 set up respectively in cross axis lens cone 11 and vertical axis lens cone 12, realize the optical axis coincidence through light path turn component 4 between first group 2 and the second 3, fix light path turn component 4 through limit structure 13, make light path turn component 4 be located lens cone 1 and not, lens cone 1's overall structure is comparatively compact, when realizing longer focal length, can not make lens length.

As a preferred embodiment of the present invention, it may also have the following additional technical features:

in this embodiment, the optical path turning element 4 is a rhomboid mirror. The light path turning element 4 is a rhomboid mirror, but not limited thereto, and specifically, the rhomboid mirror includes three surfaces, two right-angled side surfaces serving as a light inlet surface and a light outlet surface respectively, and being close to the first lens group 2 and the second lens group 3 respectively, and an oblique side surface serving as a reflecting surface for turning light, so as to turn the light path, and make the optical axes of the first lens group 2 and the second lens group 3 coincide.

In this embodiment, a triangular cavity matched with the mitsubishi mirror structure is arranged in the limiting structure 13. The triangular cavity is arranged in the limiting structure 13 to place the Mitsubishi mirror, the cavity is matched with the Mitsubishi mirror, the whole structure is compact, and the lens barrel 1 is prevented from being too long in structure.

In this embodiment, the position-limiting structure 13 includes a first position-limiting boss 131, and the first position-limiting boss 131 is located at the oblique side of the triangular cavity. Limiting structure 13 sets up first spacing boss 131 in the hypotenuse department of triangle-shaped cavity to carry on spacingly through the hypotenuse face of first spacing boss 131 to the rhomboid mirror, prevent the rhomboid mirror activity, guarantee imaging quality.

In this embodiment, the limiting structure 13 includes a second limiting protrusion 132, and the second limiting protrusion 132 is located between the second lens group 3 and the light path turning element 4. The limiting structure 13 is provided with a second limiting boss 132 between the second lens group 3 and the light path turning element 4, so that the right-angled side surface of the rhomboid prism, which is close to the second lens group 3, is limited through the second limiting boss 132, the rhomboid prism is prevented from moving, and the imaging quality is ensured.

In this embodiment, the position-limiting structure 13 includes a position-limiting spacer ring 133, and the position-limiting spacer ring 133 is located between the first lens group 2 and the optical path turning element 4. The limiting structure 13 is provided with a limiting space ring 133 between the first lens group 2 and the light path turning element 4, so that the right-angled side surface of the rhomboid prism, which is close to the first lens group 2, is limited by the limiting space ring 133, the rhomboid prism is prevented from moving, and the imaging quality is ensured.

In this embodiment, the second lens group 3 includes 2-3 lenses, and the first lens group 2 includes 3-5 lenses. Different lens combinations can be designed according to customer requirements or mobile phone function requirements, the lens structure and the imaging quality are changed, different market requirements are met, longer focal length is achieved, meanwhile, the length of the lens cannot be too long, and the lens can be a glass lens or a plastic lens and is determined according to a specific structure.

In this embodiment, a spacer and a piece of light-shielding paper are disposed between adjacent lenses. The light shading paper is arranged between the lenses and used for shading light rays reflected by the structural surface, and the spacing rings are arranged at overlarge lens gaps to adjust the distance between the lenses, so that the assembly requirements of lenses with different quantities are met.

In the present embodiment, a front cover 5 is attached to an end of the vertical axis barrel 12. By attaching the front cover 5 to the end of the vertical axis barrel 12, the lens in the vertical axis barrel 12 is fixed in the vertical axis barrel 12.

In this embodiment, a pressing ring 6 is attached to an end of the transverse-axis barrel 11. The pressing ring 6 is connected to the end of the transverse-axis barrel 11, so that the lens in the transverse-axis barrel 11 is fixed in the transverse-axis barrel 11.

The above additional technical features can be freely combined and used in addition by those skilled in the art without conflict.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. A periscopic lens structure, its characterized in that: including lens cone (1), first mirror group (2), second mirror group (3), light path turn component (4), lens cone (1) is including cross axle lens cone (11), vertical axis lens cone (12), limit structure (13), cross axle lens cone (11) and vertical axis lens cone (12) are connected in limit structure (13), first mirror group (2) set up in cross axle lens cone (11), second mirror group (3) set up in vertical axis lens cone (12), light path turn component (4) set up in limit structure (13), the optical axis of first mirror group (2) is towards horizontal direction, the optical axis of second mirror group (3) is towards vertical direction, the optical axis of first mirror group (2) coincides with the optical axis of second mirror group (3) after light path turn component (4) turn, limit structure (13) include second limit boss (132), limit structure (13) include limit ring spacer (133).

2. A periscopic lens arrangement according to claim 1, and further comprising: the light path turning element (4) is a three-diamond mirror.

3. A periscopic lens arrangement according to claim 2, and further comprising: and a triangular cavity matched with the Mitsubishi mirror structure is arranged in the limiting structure (13).

4. A periscopic lens arrangement according to claim 3 and further comprising: the limiting structure (13) comprises a first limiting boss (131), and the first limiting boss (131) is located at the bevel edge of the triangular cavity.

5. A periscopic lens arrangement according to claim 1, wherein: the second limiting boss (132) is positioned between the second lens group (3) and the light path turning element (4).

6. A periscopic lens arrangement according to claim 1, wherein: the limiting space ring (133) is positioned between the first lens group (2) and the light path turning element (4).

7. A periscopic lens arrangement according to claim 1, wherein: the second lens group (3) comprises 2-3 lenses, and the first lens group (2) comprises 3-5 lenses.

8. A periscopic lens arrangement according to claim 7, wherein: and a space ring and shading paper are arranged between every two adjacent lenses.

9. A periscopic lens arrangement according to claim 1, and further comprising: the end part of the vertical axis lens barrel (12) is connected with a front cover (5).

10. A periscopic lens arrangement according to claim 1, wherein: the end part of the transverse shaft lens barrel (11) is connected with a pressing ring (6).