CN111970422A

CN111970422A - Front camera positioning structure

Info

Publication number: CN111970422A
Application number: CN202010846480.9A
Authority: CN
Inventors: 赵利利
Original assignee: Wingtech Communication Co Ltd
Current assignee: Wingtech Communication Co Ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-11-20

Abstract

The invention discloses a front camera positioning structure which comprises a screen assembly, a front camera support and a front shell, wherein a screen hole is formed in the screen assembly, a support hole is formed in the front camera support, a placing hole is formed in the front shell, the front camera support and the screen assembly are sequentially connected, the placing hole, the support hole and the screen hole correspond to each other in position, the placing hole, the support hole and the screen hole are enclosed to form an accommodating cavity for accommodating the front camera, the front camera is positioned in the accommodating cavity, and a first positioning gap is reserved at the joint of the front camera and the support hole. According to the invention, the joint of the front camera support, the front shell and the screen assembly is sequentially connected, the support hole, the placing hole and the screen hole are aligned, and a first positioning gap is reserved at the joint of the front camera and the support hole to ensure that the front camera support effectively positions the front camera; through the screen hole, the support hole and the accurate location of placing hole and preceding camera, prevent that eccentric from hitting the piece.

Description

Front camera positioning structure

Technical Field

The invention relates to the technical field of fixing of a front camera of a mobile phone, in particular to a front camera positioning structure.

Background

Under the restriction of the current technical level, how to solve the biggest problem of the front camera moving towards the real full screen era becomes the direction of each mobile phone manufacturer. At present in the cell-phone field, in order to pursue higher screen to account for the ratio, the drilling screen is released in the market, and the concrete scheme of drilling screen is that can hide preceding camera in the aperture, and earphone, sensor etc. can be placed on the extremely narrow seam in screen edge simultaneously to a certain extent, and the drilling screen is the scheme that is closest at present to the full screen.

However, the problem of positioning and fixing of the front camera in the drilling screen scheme always exists, and the problems of eccentricity of the front camera, collision of the front camera in drop test and the like often occur, so that a new structure is designed to solve the problem of positioning and fixing of the front camera.

Disclosure of Invention

The invention mainly aims to provide a front camera positioning structure capable of accurately positioning a front camera.

In order to achieve the purpose, the front camera positioning structure provided by the invention comprises a screen assembly, a front camera support and a front shell, wherein a screen hole is formed in the screen assembly, a support hole is formed in the front camera support, a placing hole is formed in the front shell, the front camera support and the screen assembly are sequentially connected, the placing hole, the support hole and the screen hole correspond in position, the placing hole, the support hole and the screen hole are enclosed to form an accommodating cavity for accommodating the front camera, the front camera is located in the accommodating cavity, and a first positioning gap is reserved at the joint of the front camera and the support hole.

Preferably, the size of the first positioning gap is 0.02-0.04mm, a second positioning gap is arranged at the joint of the front camera and the screen hole, and the size of the second positioning gap is 0.2-0.25 mm.

Preferably, the structure further comprises a first sealing sponge, and the first sealing sponge is arranged at the joint of the front camera support and the screen assembly.

Preferably, the structure further comprises a second sealing sponge, and the second sealing sponge is arranged at the joint of the front camera support and the front camera.

Preferably, a third positioning gap is formed between the front camera support and the front shell, and the size of the third positioning gap is 0.25-0.3 mm.

Preferably, the front shell is provided with a limiting groove, and the distance between the limiting groove and the screen assembly is 0.04-0.06 mm.

Preferably, the structure further comprises a battery cover and a middle frame, the battery cover is fixedly connected with the middle frame through foam rubber, and the middle frame is fixedly connected with the front shell.

Preferably, the structure further comprises an FPC, and the FPC is integrally connected with the front camera.

Preferably, the inner side wall of the middle frame is provided with an avoidance gap of the FPC.

Preferably, the structure further comprises a third sealing sponge, which is arranged at the joint of the middle frame and the front shell.

According to the invention, the joint of the front camera support, the front shell and the screen assembly is sequentially connected, the support hole, the placing hole and the screen hole are aligned, and a first positioning gap is reserved at the joint of the front camera and the support hole, so that the front camera support can effectively position the front camera; through the screen hole, the support hole and the accurate location of placing hole and preceding camera, prevent that eccentric from hitting the piece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is an exploded view of a front camera positioning structure of the present invention;

FIG. 2 is a cross-sectional view of a front camera positioning structure of the present invention;

the reference numbers illustrate: 1-screen assembly, 11-screen hole, 110-second positioning gap, 2-front camera, 21-FPC, 3-front camera support, 31-support hole, 310-first positioning gap, 4-front shell, 41-placing hole, 42-limiting groove, 410-third positioning gap, 5-first sealing sponge, 6-second sealing sponge, 7-battery cover, 71-foam cotton glue, 8-middle frame, 81-avoiding gap and 9-third sealing sponge.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), 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 implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a front camera positioning structure.

In the embodiment of the present invention, as shown in fig. 1-2, the front camera positioning structure includes a screen assembly 1, a front camera 2, a front camera support 3 and a front housing 4, the screen assembly 1 is provided with a screen hole 11, the front camera support 3 is provided with a support hole 31, the front housing 4 is provided with a placement hole 41, the front housing 4, the front camera support 3 and the screen assembly 1 are sequentially and fixedly connected by glue 5, the placement hole 41, the support hole 31 and the screen hole 11 correspond in position, the placement hole 41, the support hole 31 and the screen hole 11 enclose a containing cavity for containing the front camera, the front camera 2 is located in the containing cavity, a first positioning gap 310 is reserved at a joint of the front camera 2 and the support hole 31, the positioning structure of the present embodiment is sequentially and fixedly connected by glue at a joint of the front camera support 3, the front housing 4 and the screen assembly 1, and simultaneously the support hole 31, the front camera support 4, the front housing 4 and the screen assembly 1 are sequentially and, The placing hole 41 is aligned with the screen hole 11 to ensure effective positioning of the front camera 2 by the front camera support 3; through the accurate location to screen hole 11, support hole 31 and place hole 41 and preceding camera, prevent that the off-centre from hitting the piece.

In the present embodiment, the size of the first positioning gap 310 is 0.02-0.04 mm. A second positioning gap 110 is arranged at the joint of the front camera 2 and the screen hole 11, and the size of the second positioning gap 110 is 0.2-0.3 mm. The distance between the front camera 2 and the first positioning gap 310 of the bracket hole 31 is designed to be 0.02-0.04mm, wherein the optimal distance is 0.03mm, so that the front camera bracket 3 can effectively position the front camera 2; through the accurate location to screen hole 11, support hole 31 and place hole 41 and preceding camera, prevent that the off-centre from hitting the piece. The purpose of designing second positioning gap is used for realizing the accurate location of preceding camera 2 and screen subassembly 1, prevents that preceding camera 2 from hitting screen subassembly 1. Wherein the size of the second positioning gap 310 is optimally 0.25 mm.

In this embodiment, the structure further includes a first sealing sponge 5, and the first sealing sponge 5 is disposed at a junction of the front camera bracket 3 and the screen assembly 1. Set up first sealed sponge 5 and play the cushioning effect when playing sealed effect, fall protection test Z is to camera 2 and screen subassembly 1 before the striking damages.

In this embodiment, the structure further includes a second sealing sponge 6, and the second sealing sponge 6 is disposed at the joint of the front camera bracket 3 and the front camera 2. Set up sealed sponge 6 of second and play the cushioning effect when playing sealed effect, falling prevention test Z is to camera 2 and screen subassembly 1 before the striking damages.

In this embodiment, the front camera bracket 3 and the front housing 4 are provided with a third positioning gap 410, and the size of the third positioning gap 410 is 0.25-0.35 mm. The size of the third positioning gap 410 is designed to be 0.3mm optimally, only coarse positioning is performed, the position of the front camera support 3 is conveniently adjusted in a fine mode during assembly, and the center of the support hole 31 is matched with the center of the screen hole 11 to be guaranteed to be aligned; the whole assembly sequence is that the screen assembly 1 is assembled first and the front camera bracket 3 is assembled later.

In this embodiment, the front case 4 is provided with a limiting groove 42, and the distance between the limiting groove 42 and the screen assembly 1 is 0.04-0.06 mm. The optimal distance between the designed limiting groove 42 and the screen assembly 1 is 0.05mm, the size belongs to the process control size, the screen assembly 1 is precisely positioned to the front shell 4, the distance is too large, the precision standard of the whole machine can be influenced, the precise positioning distance determines that the screen assembly 1 must be assembled firstly, and the third positioning gap 410 between the front camera support 3 and the front shell 4 can be widened and assembled later.

In this embodiment, the structure further includes a battery cover 7 and a middle frame 8, the battery cover 7 and the middle frame 8 are fixedly connected through foam rubber 71, and the middle frame 7 and the front shell 4 are fixedly connected. The foam 71 is designed to facilitate the fixation and to provide a seal.

In the present embodiment, the structure further includes an FPC21, and the FPC21 is integrally connected to the front camera 2. FPC71 is used to enable camera operation.

In this embodiment, the inner side wall of the middle frame 8 is provided with an escape gap 81 of the FPC 71. The clearance 71 is designed to prevent the housing from being deformed by an external force and pressing the FPC71 of the front camera.

In this embodiment, the structure further comprises a third sealing sponge 9, the third sealing sponge 9 being arranged at the junction of the middle frame 8 and the front shell 4. The third sealing sponge 9 is designed to play a role of sealing and buffering.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a preceding camera location structure, its characterized in that, includes screen subassembly, preceding camera support and preceding shell, the screen hole has been seted up on the screen subassembly, the support hole has been seted up on the preceding camera support, seted up on the preceding shell and placed the hole, preceding shell preceding camera support and screen subassembly three connect gradually, just it is corresponding to place hole, support hole and screen hole three position, place hole, support hole and screen hole three and enclose to close to form and hold the chamber that holds of preceding camera, preceding camera is located hold the intracavity, preceding camera with support hole junction leaves in advance a positioning gap.

2. The front camera positioning structure of claim 1, wherein the size of the first positioning gap is 0.02-0.04mm, a second positioning gap is provided at the joint of the front camera and the screen hole, and the size of the second positioning gap is 0.2-0.3 mm.

3. The front camera positioning structure of claim 1, further comprising a first sealing sponge disposed at a junction of the front camera mount and the screen assembly.

4. The front camera positioning structure of claim 3, further comprising a second sealing sponge disposed at a junction of the front camera bracket and the front camera.

5. The front camera positioning structure of claim 4, wherein the front camera bracket and the front shell are provided with a third positioning gap, and the size of the third positioning gap is 0.25-0.35 mm.

6. The front camera positioning structure of claim 5, wherein the front shell is provided with a limiting groove, and the distance between the limiting groove and the screen assembly is 0.04-0.06 mm.

7. The front camera positioning structure of claim 6, further comprising a battery cover and a middle frame, wherein the battery cover and the middle frame are fixedly connected through foam rubber, and the middle frame and the front shell are fixedly connected.

8. The front camera positioning structure of claim 4, further comprising an FPC integrally connected to the front camera.

9. The front camera positioning structure of claim 7, wherein an avoidance gap of the FPC is provided on an inner side wall of the middle frame.

10. The front camera positioning structure of claim 9, further comprising a third sealing sponge, wherein the third sealing sponge is disposed at a junction of the middle frame and the front housing.