CN114339014A

CN114339014A - Sealing member, camera module and mobile terminal

Info

Publication number: CN114339014A
Application number: CN202210235120.4A
Authority: CN
Inventors: 赵伟; 熊泰来; 李巍
Original assignee: OFilm Group Co Ltd; Jiangxi Jinghao Optical Co Ltd
Current assignee: OFilm Group Co Ltd; Jiangxi Jinghao Optical Co Ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-04-12

Abstract

The invention relates to a sealing element, a camera module and a mobile terminal, wherein the sealing element is matched with a camera and a shell for use, and the sealing element comprises: the first fixing piece is provided with a first through hole along the thickness direction; the second fixing piece is provided with a second through hole along the thickness direction, and the area of the through hole is larger than that of the first through hole; a sealing film having a contracted state and an expanded state, one end of which is fixed to the first fixing piece and the other end of which is fixed to the second fixing piece, and which covers a gap between the first through hole and the second through hole; can convenient and fast and firm in connection set up between camera and casing, change to the expansion state by the contraction state along with the removal seal membrane of camera, the seal membrane is not deformed this moment to make the removal resistance of camera less, the thrust of camera just can be satisfied to conventional VCM, satisfy the motion stroke demand, and the clearance between camera and the casing is covered by the sealing member, in order to satisfy waterproof dustproof demand.

Description

Sealing member, camera module and mobile terminal

Technical Field

The invention relates to the technical field of mobile terminals, in particular to a sealing element, a camera module and a mobile terminal.

Background

In recent years, with the development of science and technology and the improvement of the living standard of people, mobile terminals such as mobile phones and tablet computers have been rapidly increased, and a camera module is used as an essential component in the mobile terminal.

At present, mobile terminal with the module of making a video recording is when the closed condition, the camera lens of the module of making a video recording is located inside the mobile terminal shell, when the open condition, camera lens protrusion shell, this moment, relative motion has taken place for the relative shell of camera lens, certain clearance appears between module of making a video recording and the shell, this part clearance to outdoor rainy day, the environment that is full of the dust, even the pocket is placed, can bring into the rainwater, the dust is inside to the module of making a video recording, lead to the module of making a video recording the short circuit, focus the problem that the card is pause. However, the existing solutions to these problems include the following two types: in the first scheme, a conventional waterproof ring is adopted to realize an interference waterproof and dustproof design, but the moving resistance of a lens is very large, and the conventional VCM (Voice Coil motor) cannot meet the thrust; scheme two adopts waterproof membrane to fill between module and the shell of making a video recording, but motion stroke, equipment volume production nature and reliability all have the problem, can't satisfy waterproof dustproof demand.

Disclosure of Invention

Accordingly, it is desirable to provide a sealing member, a camera module and a mobile terminal, which are capable of preventing the lens from moving inconveniently and having a waterproof and dustproof effect, a mass-production-related assembly property and a poor reliability.

The invention provides a sealing element, which is matched with a camera and a shell for use, and comprises:

the first fixing piece is provided with a first through hole along the thickness direction;

the second fixing piece is provided with a second through hole along the thickness direction, and the area of the through hole is larger than that of the first through hole;

and the sealing film is in a contracted state and an expanded state, one end of the sealing film is fixed on the first fixing sheet, and the other end of the sealing film is fixed on the second fixing sheet and covers a gap between the first through hole and the second through hole.

In above-mentioned sealing member, the seal membrane passes through first stationary blade, the second stationary blade can convenient and fast and firm in connection set up between camera and casing, along with the removal of camera, the seal membrane drives thereupon by shrink state change to expansion state through first stationary blade, the deformation has not taken place for the seal membrane this moment, can not apply an effort opposite with camera moving direction to the camera, so that the moving resistance of camera is less, conventional VCM just can satisfy the thrust of camera, satisfy the motion stroke demand, and no matter be that the seal membrane is in shrink state or expansion state, clearance between camera and the casing is covered by the sealing member, in order can satisfy waterproof dustproof demand.

In one embodiment, the first fixing piece and the sealing membrane are clamped through a first clamping structure, the first clamping structure comprises at least one first protrusion and at least one first groove matched with the first protrusion, the first protrusion protrudes out of one of the contact surfaces of the first fixing piece and the sealing membrane, and the first groove is opened in the other one; and/or;

the second stationary blade with the seal membrane passes through second buckle structure looks joint, second buckle structure include at least one second arch and at least one with the protruding matched with second recess of second, the protruding protrusion of second in the seal membrane with one in the second stationary blade contact surface, second recess opening in another.

In above-mentioned sealing member, can improve cohesion between first stationary blade and the seal membrane through setting up first buckle structure, and/or, can improve cohesion between second stationary blade and the seal membrane through setting up second buckle structure, and then improve the reliability and the structural stability of sealing member.

In one embodiment, the first fixing piece, the second fixing piece and the sealing membrane are all of annular structures, and the first fixing piece and the second fixing piece are fixed on the same side of the sealing membrane.

In the sealing piece, the structural shapes and the positional relationship of the first fixing piece, the second fixing piece and the sealing film are limited, so that the sealing piece is simple in structure and convenient to manufacture.

In one embodiment, a third protrusion protrudes from a surface of the sealing film, which is laminated with the first fixing piece, is positioned on one side of the first fixing piece away from the optical axis of the camera and is fixed to the first fixing piece; and/or;

the seal membrane with the protruding fourth arch that has on the surface that the second stationary blade is range upon range of, the fourth arch is located the second stationary blade is close to one side of camera optical axis, and is fixed in the second stationary blade.

In the sealing element, the third bulge is arranged and the position and the connection relation of the third bulge are limited, so that the binding force between the first fixing piece and the sealing film is improved, and the path for rainwater and dust to enter the camera module is lengthened; and/or; through setting up the fourth arch and injecing fourth bellied position and relation of connection, improve the cohesion between second stationary blade and the seal membrane, add the route that extension rainwater, dust got into in the module of making a video recording, and then improve the reliability and the waterproof dustproof effect of sealing member.

In one embodiment, the sealing membrane comprises a plurality of membrane layers, and the ends of the membrane layers are fixed into a whole.

In above-mentioned sealing member, include a plurality of retes through injecing the seal membrane to waterproof dustproof effect reduces after avoiding a rete to damage, improves the reliability of sealing member.

In one embodiment, the sealing film is made of a flexible waterproof material.

In above-mentioned telescopic camera module, through the material of injecing the seal membrane to reduce the resistance that the seal membrane brought, satisfy the great motion stroke demand of camera under less thrust.

In one embodiment, at least a part of a side surface of the sealing film extending in the direction of the optical axis of the camera is a curved surface extending in a direction in which the first fixing piece faces the second fixing piece.

In above-mentioned telescopic camera module, through the shape of injecing the seal membrane to the switch between shrink state and expanded state of seal membrane, and then can make things convenient for the camera to switch between retraction state and the state of stretching out.

In addition, the invention also provides a camera module, which comprises a shell, a camera and the sealing element according to any one of the above technical schemes, wherein: the camera is movably arranged in the shell, the first fixing piece is fixed on the outer wall, away from the optical axis, of the camera in a pressing mode, and the second fixing piece is fixed on the inner wall, close to the optical axis, of the shell in a laminating mode.

In above-mentioned camera module, fix the seal membrane pressfitting on the outer wall that its optical axis was kept away from to the camera through first stationary blade, in order to realize the firm sealing connection of seal membrane and camera outer wall convenient and fast, fix the seal membrane laminating on the inner wall that the casing is close to the camera optical axis through the second stationary blade, in order to realize the firm sealing connection of seal membrane and shells inner wall convenient and fast, and be connected for current direct waterproof membrane, because of it and camera outer wall, it is more firm to connect between the shells inner wall, can make the expansion motion range of seal membrane great, and then make the motion stroke of camera great, and can also satisfy the equipment roughness requirement, improve equipment volume production nature and reliability. The camera is switched to when stretching out the state by the withdrawal state, the seal membrane is switched to the expansion state by the contraction state, the camera just can be relative casing long stroke removal and outstanding in the casing through less thrust, and the seal membrane shields the clearance between camera and the casing, seal membrane and camera outer wall, firm connection between the inner wall of casing, so that the rainwater that gets into from the clearance between camera and the casing, the dust all can only fall into on the seal membrane, and can not continue in the infiltration camera module, satisfy dustproof and waterproof demand, can prevent the short circuit on the one hand, the emergence of card pause phenomenon, avoid influencing motion stroke and reliability, on the other hand can in time be with the rainwater on the seal membrane through modes such as inversion, the dust is discharged, further improve dustproof and waterproof effect, reach the dustproof and waterproof demand of IP68 grade.

In one embodiment, the camera comprises a lens and a housing, the lens is embedded in the housing, a containing groove for containing the first fixing piece and the end part of the sealing film is formed on the outer wall of the housing, the first fixing piece is fixed on the wall of the containing groove, and the end part of the sealing film is pressed on the wall of the containing groove.

In the camera module, the structure of the camera is limited, so that the lens is protected and the end part of the sealing film is pressed and fixed.

In one embodiment, the housing comprises a carrier, a lens and an annular decoration, the lens is embedded in the carrier, the decoration is sleeved and sealed and fixed at the end of the carrier, the accommodating groove is formed between the decoration and the carrier, and the lens is sealed and fixed at the end of the decoration.

In above-mentioned module of making a video recording, through the structure of injecing the housing to the equipment of housing and camera lens, and reduce the clearance of camera between the casing through the decoration, improve waterproof dustproof effect, avoid the camera lens to expose through the lens moreover, realize functions such as waterproof, dustproof, prevent sharp-pointed or the direct destruction of protruding object of camera lens, with the protection camera lens.

In one embodiment, the lens is adhesively secured to the end of the decorative member; and/or; the decorating part is in threaded connection with the end part of the carrier and is fixedly bonded with the first fixing piece.

In the camera module, the connection mode of the lens and the decoration piece is limited so as to improve the sealing effect between the lens and the decoration piece; and/or; through the connected mode of injecing decoration and carrier, first stationary blade to improve the sealed effect between decoration and carrier, the first stationary blade, and the decoration can be dismantled with the carrier and be connected, the screwing-out of the decoration of being convenient for makes things convenient for the clean maintenance of the module of making a video recording.

In one embodiment, a dust ring protrudes from the end of the decoration piece, the lower side of the dust ring is open, and the end of the shell is covered by the dust ring; and/or an oil seal structure is arranged in a gap between the shell and the decorating part.

In above-mentioned camera module, through setting up dust ring and/or oil blanket structure to further improve dustproof and waterproof effect.

In one embodiment, the camera module further comprises a magnet, the shell is made of ferromagnetic metal, the magnet is fixed on one side of the sealing element, which is far away from the shell, along the optical axis direction of the camera, and the end part of the sealing element is pressed on the inner wall of the shell; and/or the camera module further comprises a support, and the support is fixed on one side, away from the shell, of the sealing element along the direction of the optical axis of the camera, and presses the end part of the sealing element on the inner wall of the shell.

In above-mentioned camera module, through setting up magnetite and/or support to further with the tip pressfitting of sealing member on the inner wall of casing, improve the sealed effect between sealing member and the casing.

In one embodiment, the second stator is fixed on the inner wall of the shell by plane glue, and/or the second stator is fixed on the inner wall of the shell by welding.

In the camera module, the connection mode between the second fixing sheet and the inner wall of the shell is limited so as to realize firm sealing connection between the second fixing sheet and the shell.

In addition, the invention also provides a mobile terminal which comprises a shell and the camera module set according to any one of the technical schemes, wherein a window is formed on the shell, and the camera module set is embedded in the window.

In above-mentioned mobile terminal, because the module of making a video recording inlays and establishes in the windowing of shell, fix the seal membrane pressfitting on the outer wall of camera through first stationary blade, in order to realize the firm sealing connection of seal membrane and camera outer wall convenient and fast, fix the seal membrane laminating on the inner wall of casing through the second stationary blade, in order to realize the firm sealing connection of seal membrane and shells inner wall convenient and fast, and be connected for current direct waterproof membrane, because of it and camera outer wall, it is more firm to connect between the shells inner wall, can make the expansion motion range of seal membrane great, and then make the motion stroke of camera great, and can also satisfy the equipment roughness requirement, improve equipment volume production nature and reliability. The camera is switched to when stretching out the state by the withdrawal state, the seal membrane is switched to the expansion state by the contraction state, the camera just can be relative casing long stroke removal and outstanding in the casing through less thrust, and the seal membrane shields the clearance between camera and the casing, seal membrane and camera outer wall, firm connection between the inner wall of casing, so that the rainwater that gets into from the clearance between camera and the casing, the dust all can only fall into on the seal membrane, and can not continue in the infiltration camera module, satisfy dustproof and waterproof demand, can prevent the short circuit on the one hand, the emergence of card pause phenomenon, avoid influencing motion stroke and reliability, on the other hand can in time be with the rainwater on the seal membrane through modes such as inversion, the dust is discharged, further improve dustproof and waterproof effect, reach the dustproof and waterproof demand of IP68 grade. Therefore, the lens in the mobile terminal with the camera module is convenient to move, good in waterproof and dustproof effects, and high in assembly mass production and reliability.

Drawings

Fig. 1 is a schematic structural diagram of a camera module according to an embodiment of the present invention;

FIG. 2 is a front view of the camera module of FIG. 1;

FIG. 3 is a cross-sectional view of the camera module of FIG. 2 at position A-A;

fig. 4 is a schematic structural diagram of a camera module according to another embodiment of the invention;

FIG. 5 is a front view of the camera module of FIG. 4;

FIG. 6 is a cross-sectional view of the camera module of FIG. 5 at position B-B;

fig. 7 is an exploded view of a module formed by a sealing element, a first fastening structure and a second fastening structure in the camera module according to an embodiment of the invention;

FIG. 8 is an enlarged view of the camera module shown in FIG. 3 at position E;

fig. 9 is a schematic structural diagram of a sealing member in the camera module according to an embodiment of the invention;

fig. 10 is a schematic structural diagram of a camera module according to yet another embodiment of the invention;

FIG. 11 is a front view of the camera module of FIG. 10;

FIG. 12 is a cross-sectional view of the camera module of FIG. 11 at position C-C;

fig. 13 is a schematic structural diagram of a camera module according to yet another embodiment of the invention;

FIG. 14 is a front view of the camera module of FIG. 13;

fig. 15 is a cross-sectional view of the camera module of fig. 14 at position D-D.

Description of the drawings:

10. a camera module;

100. a housing;

200. a camera; o, the optical axis; 210. a lens; 220. a housing; 221. a containing groove; 222. a carrier; 223. a lens; 224. a decorative member; 2241. a dust ring;

300. a seal member; 310. a first fixing sheet; 311. a first through hole; 320. a second fixing sheet; 321. a second through hole; 330. a sealing film; 331. a third protrusion; 332. a fourth protrusion; 333. a film layer; 334. connecting blocks;

400. a first snap structure; 410. a first protrusion; 420. a first groove;

500. a second snap structure; 510. a second protrusion; 520. a second groove;

600. a magnet;

700. and (4) a bracket.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the 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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical scheme provided by the embodiment of the invention is described below by combining the accompanying drawings.

As shown in fig. 1, 2, 3, 4, 5 and 6, the present invention provides a camera module 10 applied in a mobile terminal for realizing high shooting quality. The camera module 10 comprises a housing 100 and a camera 200, and the invention also provides a sealing member 300, wherein the sealing member 300 is matched with the housing 100 and the camera 200 for use.

With continued reference to FIG. 7, the seal 300 includes a first securing tab 310, a second securing tab 320, and a sealing membrane 330, wherein:

the first fixing plate 310 is provided with a first through hole 311 along a thickness direction thereof, when the first fixing plate 310 is specifically arranged, the first fixing plate 310 may be in an annular structure, the first through hole 311 is formed by an inner ring of the first fixing plate 310, so that the first fixing plate 310 has a simple structure, the first fixing plate 310 may also be in other structures, for example, a plate-shaped structure with the first through hole 311 formed therein, the first through hole 311 may be in a circular or irregular annular shape, and the shape of the first through hole 311 needs to be adapted to an outer wall of the camera 200 away from the optical axis o thereof.

The second fixing plate 320 is provided with a second through hole 321 along a thickness direction thereof, when the second fixing plate 320 is specifically disposed, the second fixing plate 320 may have an annular structure, the second through hole 321 is formed by an inner ring of the second fixing plate 320, so that the second fixing plate 320 has a simple structure, the second fixing plate 320 may also have other structures, for example, a plate-shaped structure with the second through hole 321 formed therein, the second through hole 321 may be circular or irregular annular, and an outer contour of the second fixing plate 320 needs to be adapted to an inner wall of the housing 100 away from the optical axis o.

The through hole area of the second through hole 321 is larger than the through hole area of the first through hole 311, when the sealing member is specifically disposed, the second through hole 321 and the first through hole 311 may be coaxially disposed, and the aperture of the second through hole 321 is larger than the aperture of the first through hole 311, which is convenient for assembling the sealing member.

One end of the sealing film 330 is fixed to the first fixing piece 310, the other end of the sealing film 330 is fixed to the second fixing piece 320, and the sealing film 330 covers a gap between the second through hole 321 and the first through hole 311. In a specific configuration, the sealing membrane 330 may be an elastic structure, the sealing membrane 330 may also be a non-elastic but foldable structure, the first fixing plate 310 and the second fixing plate 320 may also be located on two sides of the sealing membrane 330 to adapt to different installation positions, the first fixing plate 310 and the second fixing plate 320 may be located on the same side of the sealing membrane 330 to make the sealing member 300 simple in structure and facilitate assembly of the sealing member 300, and the sealing membrane 330 may be a ring-shaped structure and cooperate with the first fixing plate 310 and the second fixing plate 320 of the ring-shaped structure to make the entire sealing member 300 be a ring-shaped structure and facilitate adaptation of the housing 100 and the camera 200, the first fixing plate 310 and the second fixing plate 320 may be made of the same material, for example, metal to facilitate connection of the sealing member 300 with other structural members, and the first fixing plate 310 and the second fixing plate 320 may also be made of different materials, to accommodate different connection requirements.

The sealing membrane 330 has contraction state and expansion state, when specifically setting up, the sealing membrane 330 can be ultra-thin waterproof film, be planar structure after the shaping, the sealing membrane 330 is curling or crooked shape when being in contraction state after the equipment is accomplished, the sealing membrane 330 can expand completely when being in expansion state, even tensile deformation, the expansion length of sealing membrane 330 can be selected according to camera 200's movement stroke, and can select the ductility better on the basis of satisfying camera 200 thrust, the firm material of structure.

In the above sealing member 300, the sealing film 330 is disposed between the camera 200 and the housing 100 through the first fixing plate 310 and the second fixing plate 320, along with the movement of the camera 200, the sealing film 330 is driven by the first fixing plate 310 to change from the contraction state to the expansion state, the sealing film 330 is not deformed, an acting force opposite to the movement direction of the camera 200 is not applied to the camera 200, so that the movement resistance of the camera 200 is small, the thrust of the camera 200 can be satisfied by the conventional VCM, the requirement of the movement stroke is satisfied, and no matter the sealing film 330 is in the contraction state or the expansion state, the gap between the camera 200 and the housing 100 is covered by the sealing member 300, so as to satisfy the waterproof and dustproof requirements.

In order to improve the reliability of the sealing member 300, in a preferred embodiment, the first fixing piece 310 and the second fixing piece 320 are fixed on the same surface of the sealing film 330, respectively. The sealing member 300 may be manufactured by a two-color molding process in which the sealing member 300 is manufactured in the same mold by molding the first fixing piece 310 and the second fixing piece 320 first and then molding the sealing film 330 on the basis of the first fixing piece 310 and the second fixing piece 320. Alternatively, the sealing member 300 may be manufactured by an IM (injection molding) process, in which the first fixing piece 310 and the second fixing piece 320 are first manufactured, and then the sealing film 330 is filled on and between the first fixing piece 310 and the second fixing piece 320.

In the sealing member 300, the first fixing piece 310 and the second fixing piece 320 are limited to be positioned on the same surface of the sealing film 330, so that the sealing member 300 has a simple structure, is uniform and is convenient to assemble and mass-produce. By limiting the preparation process of the sealing element 300 to a two-color molding process or an IM molding process, the molding process of the sealing element 300 is simple, the sealing element 300 is easy to obtain, the cost is low, and the reliability of the sealing element 300 is good. Of course, the structure and the manufacturing process of the sealing member 300 are not limited thereto, and may be in other forms that can satisfy the requirements.

In order to improve the reliability and structural stability of the seal 300, specifically, as shown in fig. 7, the structure of the seal 300 has the following three types:

the first structure, the first fixing plate 310 and the sealing film 330 are clamped by the first clamping structure 400, the first clamping structure 400 includes at least one first protrusion 410 and at least one first groove 420, the number of the first protrusion 410 is corresponding to that of the first groove 420, and may be one, two, three, four or more than four, the first protrusions 410 or the first grooves 420 are uniformly distributed, the first grooves 420 are matched with the first protrusion 410, the first clamping structure 400 is formed by matching the first grooves 420 and the first protrusions 410, the first protrusions 410 may be of a single structure or of an annular structure, and correspondingly, the first grooves 420 may be of a single-groove structure or of an annular structure. The first protrusion 410 protrudes from one of the contact surfaces of the first fixing plate 310 and the sealing film 330, and correspondingly, the first recess 420 is opened from the other of the contact surfaces of the first fixing plate 310 and the sealing film 330. When the sealing film is specifically arranged, the first fixing piece 310 is vertically arranged on the sealing film 330, the first fixing piece 310 is arranged above the sealing film 330, the lower surface of the first fixing piece 310 is in contact with the upper surface of the sealing film 330, the first protrusion 410 protrudes out of the upper surface of the sealing film 330, and the first groove 420 is opened on the lower surface of the first fixing piece 310, or the first protrusion 410 protrudes out of the lower surface of the first fixing piece 310 and the first groove 420 is opened on the upper surface of the sealing film 330; the first groove 420 may be a groove having a certain depth. In the sealing member 300, the coupling force between the first fixing piece 310 and the sealing film 330 can be improved by providing the first snap structure 400, so that the connection between the sealing film 330 and the first fixing piece 310 in the sealing member 300 formed by two-color molding or IM molding is tight, and the reliability and the structural stability of the sealing member 300 are improved.

The second fixing plate 320 and the sealing film 330 are clamped by the second clamping structure 500, the second clamping structure 500 includes at least one second protrusion 510 and at least one second groove 520, the number of the second protrusions 510 corresponds to that of the second grooves 520, and may be one, two, three, four or more than four, the plurality of second protrusions 510 or the plurality of second grooves 520 are uniformly distributed, the second grooves 520 are structurally matched with the second protrusions 510, the second clamping structure 500 is formed by matching the second grooves 520 with the second protrusions 510, the second protrusions 510 may be of a single structure or of an annular structure, and correspondingly, the second grooves 520 may be of a single-groove structure or of an annular structure. The second protrusion 510 protrudes from one of the contact surfaces of the sealing film 330 and the second fixing sheet 320, and the second groove 520 is opened to the other of the contact surfaces of the sealing film 330 and the second fixing sheet 320. When the sealing film is specifically arranged, the second fixing piece 320 is arranged above and below the sealing film 330, the second fixing piece 320 is arranged above the sealing film 330, the lower surface of the second fixing piece 320 is in contact with the upper surface of the sealing film 330, the second protrusion 510 protrudes out of the upper surface of the sealing film 330, and the second groove 520 is opened on the lower surface of the second fixing piece 320; or, the second protrusion 510 protrudes from the lower surface of the second fixing plate 320, and the second groove 520 opens on the upper surface of the sealing film 330; the second groove 520 may be a groove having a certain depth. In the sealing member 300, the coupling force between the second fixing piece 320 and the sealing film 330 can be improved by providing the second snap structure 500, so that the sealing member 300 formed by two-color molding or IM molding has a tight connection between the sealing film 330 and the second fixing piece 320, thereby improving the reliability and structural stability of the sealing member 300.

The third structure, the first fixing plate 310 and the sealing film 330 are clamped by the first clamping structure 400, the first clamping structure 400 includes at least one first protrusion 410 and at least one first groove 420 matching with the first protrusion 410, the first protrusion 410 protrudes from one of the contact surfaces of the first fixing plate 310 and the sealing film 330, and the first groove 420 is opened from the other one of the contact surfaces of the first fixing plate 310 and the sealing film 330; meanwhile, the second fixing plate 320 is clamped with the sealing film 330 by the second clamping structure 500, the second clamping structure 500 comprises at least one second protrusion 510 and at least one second groove 520 matched with the second protrusion 510, the second protrusion 510 protrudes out of one of the contact surfaces of the sealing film 330 and the second fixing plate 320, and the second groove 520 is opened in the other one of the contact surfaces of the sealing film 330 and the second fixing plate 320. In the above-mentioned sealing member 300, can improve cohesion between first stationary blade 310 and the sealing membrane 330 through setting up first buckle structure 400, so that the connection between sealing membrane 330 and the first stationary blade 310 is comparatively inseparable in the sealing member 300 through double-colored shaping or IM shaping, simultaneously, can improve cohesion between second stationary blade 320 and the sealing membrane 330 through setting up second buckle structure 500, so that the connection between sealing membrane 330 and the second stationary blade 320 is comparatively inseparable in the sealing member 300 through double-colored shaping or IM shaping, and then improve reliability and the structural stability of sealing member 300.

In order to further improve the reliability and the waterproof and dustproof effects of the sealing member 300, specifically, as shown in fig. 7 and 8, the structure of the sealing member 300 has the following three types:

in the first configuration, a third projection 331 projects from a surface of the sealing film 330 stacked on the first fixing piece 310, the third projection 331 is located on a side of the first fixing piece 310 away from the optical axis o of the camera 200, and the third projection 331 is fixed to the first fixing piece 310. In a specific arrangement, the third protrusion 331 forms an L-shaped structure with the inner end of the sealing film 330, and the first fixing piece 310 is disposed on the bottom wall of the L-shaped structure and is adhered to the side wall of the L-shaped structure by means of planar dispensing. In the sealing member 300, the third protrusion 331 is provided and the position and connection relationship of the third protrusion 331 are limited, so that the fixing area between the first fixing plate 310 and the sealing film 330 is increased, the bonding force between the first fixing plate 310 and the sealing film 330 is improved, the path for rainwater and dust to enter the camera module 10 can be lengthened, and the reliability and the waterproof and dustproof effects of the sealing member 300 are improved.

In the second configuration, a fourth protrusion 332 protrudes from the surface of the sealing film 330 stacked on the second fixing piece 320, the fourth protrusion 332 is located on the side of the second fixing piece 320 close to the optical axis o of the camera 200, and the fourth protrusion 332 is fixed to the second fixing piece 320. In particular, the fourth protrusion 332 and the outer end of the sealing film 330 form an L-shaped structure, and the second fixing plate 320 is disposed on the bottom wall of the L-shaped structure and adhered to the sidewall of the L-shaped structure by means of planar dispensing. In the sealing member 300, the fourth protrusion 332 is provided and the position and the connection relationship of the fourth protrusion 332 are limited, so that the fixing area between the second fixing plate 320 and the sealing film 330 is increased, the bonding force between the second fixing plate 320 and the sealing film 330 is improved, the path for rainwater and dust to enter the camera module 10 can be lengthened, and the reliability and the waterproof and dustproof effects of the sealing member 300 are improved.

A third structure in which a third projection 331 projects from a surface of the sealing film 330 which is laminated on the first fixing piece 310, the third projection 331 is located on a side of the first fixing piece 310 away from the optical axis o of the camera 200, and the third projection 331 is fixed to the first fixing piece 310; meanwhile, a fourth protrusion 332 protrudes from a surface of the sealing film 330 stacked with the second fixing piece 320, the fourth protrusion 332 is located at a side of the second fixing piece 320 close to the optical axis o of the camera 200, and the fourth protrusion 332 is fixed to an inner wall of the second fixing piece 320. In the sealing member 300, by providing the third protrusion 331 and defining the position and connection relationship of the third protrusion 331, the fixing area between the first fixing piece 310 and the sealing film 330 is increased, the bonding force between the first fixing piece 310 and the sealing film 330 is improved, and the path for rainwater and dust to enter the camera module 10 can be lengthened; meanwhile, the fourth protrusion 332 is arranged and the position and the connection relation of the fourth protrusion 332 are limited, so that the fixing area between the second fixing plate 320 and the sealing film 330 is increased, the bonding force between the second fixing plate 320 and the sealing film 330 is improved, the path for rainwater and dust to enter the camera module 10 can be lengthened, and the reliability and the waterproof and dustproof effects of the sealing element 300 are improved.

The sealing film 330 has various structures, the sealing film 330 may have a single-layer structure, or may have other structural forms, and in a preferred embodiment, as shown in fig. 9, the sealing film 330 includes a plurality of films 333, the number of the films 333 may be two, three, or more, the ends of the films 333 are fixed as a whole and then fixed to the first fixing plate 310 and the second fixing plate 320, for example, the sealing film 330 of the films 333 is integrally formed as a connecting block 334 with a certain thickness at the end, and the films 333 are stacked in the middle, although the structural form of the sealing film 330 is not limited thereto, and may also be other structural forms that can meet the requirements, for example, the films 333 are sequentially stacked, the ends are connected together, and the middle area is not connected.

In the sealing film 330, by limiting the sealing film 330 to include a plurality of films 333, after one film 333 is damaged, the remaining film 333 can continue to work to receive rainwater, dust and expansion change, so as to prevent the waterproof and dustproof effects from being reduced after one film 333 is damaged, and improve the reliability of the sealing member 300. In a specific configuration, the plurality of films 333 may have the same material and length, so as to facilitate the preparation of the sealing film 330, and the plurality of films 333 may have different material and length, so as to meet different functional requirements.

The sealing film 330 may be made of various materials, and in a preferred embodiment, the sealing film 330 may be made of a flexible waterproof material, for example, the sealing film 330 may be made of rubber, nylon, plastic, or other materials that can meet the requirements.

In the sealing film 330, the sealing film 330 is formed into a plane structure by limiting the material of the sealing film 330 to be a flexible waterproof material, and the sealing film 330 is curled together after forming so as to facilitate the expansion and contraction of the sealing film 330, and can generate elastic deformation, reduce the resistance brought by the sealing film 330, increase the allowable expansion length of the sealing film 330, and meet the requirement of a larger movement stroke of the camera 200 under smaller thrust.

The shape of the sealing film 330 is various, and in a preferred embodiment, at least a portion of the side surface of the sealing film 330 extending in the optical axis o direction of the camera 200 is a curved surface extending in the direction in which the first fixing piece 310 faces the second fixing piece 320. In a specific arrangement, the ratio of the curved surface to the side surface of the sealing film 330 extending in the optical axis o direction of the camera 200 may be 1/4, 1/3, 1/2, 2/3, 3/4, the curved surface may be any one of a concave surface, a convex surface, or a hemispherical surface, or may be two or a combination of the concave surface, the convex surface, and the hemispherical surface, or may be another curved surface capable of being expanded, and the specific size and form of the curved surface may be designed according to the actual situation of the flexible display panel.

In the above-described sealing film 330, by defining the shape of the sealing film 330, the sealing film 330 is molded into a curved structure, which is expanded by a force after molding, and when the sealing film 330 is forced, a distance between both ends of the curved surface becomes large, so that the sealing film 330 is expanded therewith, so that the sealing film 330 is switched between a contracted state and an expanded state, and thus the camera 200 can be switched between a retracted state and an extended state.

As shown in fig. 1, 2, 3, 4, 5 and 6, in the camera module 10, the housing 100, the camera 200 and the seal 300 according to any one of the above-mentioned embodiments are:

the camera 200 is disposed in the housing 100, and the camera 200 is capable of moving relative to the housing 100, the moving direction of the camera 200 is the optical axis o direction, the camera 200 has a retracted state and an extended state, when the camera 200 is not activated, the camera 200 is in the retracted state, when the camera 200 is operated, the camera 200 is in the extended state, and shooting operation can be performed.

The first fixing piece 310 is fixed to an outer wall of the camera 200 away from the optical axis o thereof such that an end portion of the sealing film 330 is press-fitted on the outer wall of the camera 200 away from the optical axis o thereof by the first fixing piece 310. The second fixing piece 320 is fixed to an inner wall of the case 100 near the optical axis o of the camera 200, and the other end portion of the sealing film 330 is attached to the inner wall of the case 100 through the second fixing piece 320. The sealing film 330 shields a gap between the camera 200 and the housing 100, and the sealing film 330 is in a contracted state when the camera 200 is in a retracted state, and the sealing film 330 is in an expanded state when the camera 200 is in an extended state.

In above-mentioned camera module 10, fix seal membrane 330 pressfitting on camera 200's outer wall through first stationary blade 310, in order to make things convenient for swiftly to realize the firm sealing connection of seal membrane 330 with camera 200 outer wall, fix the seal membrane 330 laminating on casing 100's inner wall through second stationary blade 320, in order to make things convenient for swiftly to realize the firm sealing connection of seal membrane 330 with casing 100 inner wall, and be connected for current direct waterproof membrane, because of its and camera 200 outer wall, it is more firm to be connected between the casing 100 inner wall, can make the expansion motion range of seal membrane 330 great, and then make camera 200's motion stroke great, and can also satisfy the equipment roughness requirement, improve equipment volume production nature and reliability. When the camera 200 is switched from the retracted state to the extended state, the sealing film 330 is switched from the retracted state to the extended state, the camera 200 can move with a large stroke relative to the housing 100 and protrude from the housing 100 by a small pushing force, and the sealing film 330 shields the gap between the camera 200 and the housing 100, the sealing film 330 is firmly connected with the outer wall of the camera 200 and the inner wall of the housing 100, so that rainwater and dust entering from the gap between the camera 200 and the housing 100 can fall only onto the sealing film 330, and can not continue the infiltration camera module 10 in, satisfy the dustproof and waterproof demand, can prevent the emergence of short circuit, the card pause phenomenon on the one hand, avoid influencing motion stroke and reliability, on the other hand can in time discharge rainwater, dust on the seal membrane 330 through modes such as inversion, further improve dustproof and waterproof effect, reach the dustproof and waterproof demand of IP68 grade.

The structure of the camera 200 has a plurality of structures, and a preferred embodiment is shown in fig. 3, 6, 10, 11 and 12, the camera 200 includes a lens 210 and a housing 220, the lens 210 is embedded in the housing 220 by means of snap connection, screw connection, concave-convex fit, etc., a receiving groove 221 is formed on an outer wall of the housing 220, the receiving groove 221 is used for receiving the end portions of a first fixing piece 310 and a sealing film 330, the first fixing piece 310 is fixed on one or more groove walls of the receiving groove 221 by means of adhesive bonding, welding connection, etc., and the end portion of the sealing film 330 is pressed on the groove wall of the receiving groove 221 by the first fixing piece 310.

In the camera module 10, the structure of the camera 200 is defined as the lens 210 and the housing 220, the lens 210 is disposed inside the housing 220 to cover the lens 210 through the housing 220, so as to facilitate the protection of the lens 210, and the end of the sealing film 330 is pressed and fixed on the outer wall of the camera 200 through the first fixing plate 310 by disposing the accommodating groove 221 on the outer wall of the housing 220. Of course, the structure of the camera 200 is not limited to this, and other structural forms that can meet the requirements may be used.

The structure of the cover 220 has a plurality of structures, and in a preferred embodiment, as shown in fig. 3, fig. 6, fig. 12, fig. 13, fig. 14, and fig. 15, the cover 220 includes a carrier 222, a lens 223, and a ring-shaped decoration 224, the lens 210 is embedded in the carrier 222 by means of snap connection, screw connection, concave-convex fit, etc., the decoration 224 is sleeved on an end of the carrier 222, the decoration 224 is sealed and fixed with the end of the carrier 222, a receiving groove 221 is formed between the decoration 224 and the carrier 222, and the lens 223 is sealed and fixed with the end of the decoration 224. In a specific arrangement, the end portions of the garnish 224 and the carrier 222 are in a stepped structure disposed opposite to each other, and after the garnish 224 is fixed to the carrier 222, the end surfaces of the garnish 224 and the carrier 222 facing each other and the outer side wall of the carrier 222 cooperate to form the receiving groove 221.

In the camera module 10, the structure of the housing 220 is defined as the carrier 222, the lens 223 and the annular decoration 224, the lens 210 is embedded in the carrier 222, and the decoration 224 is sleeved at the end of the carrier 222, so that the assembly of the housing 220 and the lens 210 is facilitated, the process difficulty is reduced, and the assembly mass productivity is improved. Most of the sealing film 330 is shielded by the decoration 224, so that the gap between the camera 200 and the housing 100 is reduced by the decoration 224, and the waterproof and dustproof effects are improved. Moreover, by arranging the decoration 224 and the lens 223, the exposure of the lens 210 can be avoided, and the functions of the lens 210, such as water resistance, dust resistance, sharpness resistance or direct damage of a projection, can be realized, so that the lens 210 is protected, and the reliability and the service life of the camera module 10 are improved.

To facilitate assembly of the camera 200, specifically, the structure of the camera 200 has the following three types:

in the first structure, the lens 223 is fixed on the end of the ornamental piece 224 by gluing; when the lens 223 and the decoration 224 are specifically arranged, the lens 223 and the decoration 224 can be fixed through dispensing, the lens 223 and the decoration 224 can also be fixed through thermosetting glue, and the lens 223 and the decoration 224 can also be fixed through UV glue. In the camera module 10, the connection mode between the lens 223 and the decoration 224 is defined as gluing, so that the sealing effect between the lens 223 and the decoration 224 is improved, the lens 210 can be prevented from being exposed, and the waterproof and dustproof effects of the lens 210 are realized.

In the second structure, the decoration 224 is screwed on the end of the carrier 222, and the decoration 224 is fixed with the first fixing plate 310 by gluing. When the connection structure is specifically arranged, the end portions of the decoration 224 and the carrier 222 can be screwed by threads, so that the connection reliability is improved, and the detachable connection mode of the end portions of the decoration 224 and the carrier 222 is not limited to the threaded connection, but can be other modes capable of meeting requirements, such as snap connection, concave-convex matching and the like; the decoration 224 and the first fixing plate 310 may be fixed by dispensing, the decoration 224 and the first fixing plate 310 may be fixed by thermosetting adhesive, and the decoration 224 and the first fixing plate 310 may be fixed by UV adhesive. In the camera module 10, the connection mode between the decoration piece 224 and the carrier 222 and between the decoration piece 224 and the first fixing plate 310 is limited to be cementing, so that the sealing effect between the decoration piece 224 and the carrier 222 and between the decoration piece 224 and the first fixing plate 310 are improved, the waterproof and dustproof effect can be improved, the connection reliability is high, and the looseness of the decoration piece 224 caused by falling can be avoided; and through restricting the connection for dismantling between ornamental 224 and the carrier 222, be convenient for the ornamental 224 to unscrew, long-time use dust can accumulate on sealing member 300, can unscrew ornamental 224, clear away the dust through the brush or inversion, even change ornamental 224, make things convenient for the clean maintenance of module 10 of making a video recording.

Structure three, the lens 223 is fixed on the end of the ornamental piece 224 by gluing; meanwhile, the deco 224 is screwed to the end of the carrier 222, and the deco 224 is adhesively fixed with the first fixing piece 310. In the camera module 10, the connection mode between the lens 223 and the decoration 224 is defined as gluing, so that the sealing effect between the lens 223 and the decoration 224 is improved, the lens 210 can be prevented from being exposed, and the waterproof and dustproof effects of the lens 210 are realized. Meanwhile, the connection mode between the decoration 224 and the carrier 222 and between the decoration 224 and the first fixing plate 310 is defined as gluing, so that the sealing effect between the decoration 224 and the carrier 222 and between the decoration 224 and the first fixing plate 310 are improved, the waterproof and dustproof effect can be improved, meanwhile, the connection reliability is high, and the situation that the decoration 224 is loosened due to falling can be avoided; and through restricting the connection for dismantling between ornamental 224 and the carrier 222, be convenient for the ornamental 224 to unscrew, long-time use dust can accumulate on sealing member 300, can unscrew ornamental 224, clear away the dust through the brush or inversion, even change ornamental 224, make things convenient for the clean maintenance of module 10 of making a video recording.

To further improve the dustproof and waterproof effect, specifically, as shown in fig. 12, the camera module 10 has the following three structures:

in the first structure, a dust ring 2241 protrudes from the end of the decoration 224, the lower side of the dust ring 2241 is open, and the dust ring 2241 covers the end of the housing 100; when specifically setting up, dust ring 2241 is whole circle convex structure, dust ring 2241 and casing 100 can be at a certain distance apart in camera 200's optical axis o direction, this distance can be 0.2mm, 0.3mm, 0.4mm, the height that dust ring 2241 and casing 100 coincide in camera 200's optical axis o direction can equal camera 200's motion stroke, also can be greater than camera 200's motion stroke by 0.3mm, 0.4mm, 0.5mm, the thickness of dust ring 2241 above casing 100 can be 0.35mm, 0.4mm, 0.5mm, on satisfying that lens 223 sinks on 0.03mm-0.05mm basis, ensure reliable structural strength. In above-mentioned module 10 of making a video recording, can avoid granule, skin bits, weaving class clothes bits directly to fall into the risk of seal membrane 330 through setting up the dirt proof ring 2241, the extension dust falls into the route of seal membrane 330, reduces the dust and falls into the probability to further improve dustproof and waterproof effect.

In the second configuration, an oil seal structure is provided in the gap between the housing 100 and the garnish 224. In the above-described camera module 10, by providing the oil seal structure to block a certain amount of rainwater and dust, the amount of rainwater and dust falling onto the sealing film 330 is reduced, so as to further improve the dustproof and waterproof effects.

The structure III is that the end part of the decorating part 224 is provided with a dust ring 2241 in a protruding way, the lower side of the dust ring 2241 is opened, and the dust ring 2241 covers the end part of the shell 100; meanwhile, the gap between the housing 100 and the garnish 224 is provided with an oil seal structure. In the camera module 10, the risk that small particles, skin scraps and textile clothes scraps directly fall into the sealing film 330 can be avoided by arranging the dustproof ring 2241, the path of dust falling into the sealing film 330 is lengthened, and the dust falling probability is reduced; by providing the oil seal structure to block a certain amount of rainwater and dust, the amount of rainwater and dust falling onto the sealing film 330 is reduced to further improve the dustproof and waterproof effect.

In order to improve the sealing effect between the sealing member 300 and the housing 100, as shown in fig. 3, 6, 12 and 15, the camera module 10 has the following three structures:

the first structure, the camera module 10 further includes a magnet 600, the housing 100 is made of ferromagnetic metal, the magnet 600 is fixed on one side of the sealing element 300 far away from the housing 100 along the optical axis o direction of the camera 200, and the end of the sealing element 300 is pressed on the inner wall of the housing 100 by the magnetic action between the magnet 600 and the housing 100; in the camera module 10, the magnet 600 is disposed to cooperate with the casing 100 made of ferromagnetic metal material, so as to press the end of the sealing member 300 on the inner wall of the casing 100, thereby improving the sealing effect between the sealing member 300 and the casing 100.

The second structure, the camera module 10 further includes a bracket 700, and along the optical axis o direction of the camera 200, the bracket 700 is fixed on the side of the sealing element 300 away from the casing 100 by means of snap connection, concave-convex fit, welding, adhesive bonding, etc., and the end of the sealing element 300 is pressed on the inner wall of the casing 100 by the fixing action between the bracket 700 and the casing 100. In the camera module 10, the bracket 700 is matched with the housing 100 to further press the end of the sealing member 300 against the inner wall of the housing 100, so as to improve the sealing effect between the sealing member 300 and the housing 100.

The third structure, the camera module 10 further includes a magnet 600 and a bracket 700, the magnet 600 and the bracket 700 are fixed on one side of the sealing member 300 far from the casing 100 along the optical axis o direction of the camera 200, and the magnet 600, the bracket 700, the sealing film 330 and the second fixing piece 320 are sequentially arranged in the casing 100, and the end of the sealing member 300 is pressed on the inner wall of the casing 100 by the magnetic action between the magnet 600 and the casing 100. In the camera module 10, the bracket 700 is matched with the casing 100, and the magnet 600 is arranged to be matched with the casing 100 made of ferromagnetic metal material, so as to further press the end part of the sealing element 300 on the inner wall of the casing 100, and improve the sealing effect between the sealing element 300 and the casing 100.

In order to facilitate a firm sealing connection between the second fixing plate 320 and the casing 100, in a preferred embodiment, the connection between the second fixing plate 320 and the casing 100 has the following three types:

in the first mode, the second fixing plate 320 is fixed on the inner wall of the casing 100 by plane dispensing; of course, the second fixing plate 320 and the casing 100 may be bonded by thermosetting adhesive, UV adhesive, or the like.

In the second embodiment, the second fixing plate 320 is welded and fixed to the inner wall of the casing 100; of course, the reinforcing method between the second fixing plate 320 and the casing 100 is not limited to welding, and other methods may be used as long as the requirements are satisfied.

In the third embodiment, the second fixing plate 320 is fixed to the inner wall of the casing 100 by plane dispensing, and the second fixing plate 320 is fixed to the inner wall of the casing 100 by welding.

In the camera module 10, by limiting the connection mode between the second fixing plate 320 and the inner wall of the housing 100, the fixed connection is simple and convenient, and the reliability is good, so that the firm sealing connection between the second fixing plate 320 and the housing 100 is realized.

In addition, the invention also provides a mobile terminal, including but not limited to electronic products such as mobile phones, tablet computers and the like, the mobile terminal comprises a housing and the camera module 10 according to any one of the above technical solutions, a window is formed on the housing, the camera module 10 is embedded in the window, and when the camera module 10 is specifically arranged, the housing 100 of the camera module 10 is fixedly connected with the housing.

In above-mentioned mobile terminal, because module 10 inlays and establishes in windowing of shell, fix seal membrane 330 pressfitting on camera 200's outer wall through first stationary blade 310, in order to make things convenient for and swiftly realize the firm sealing connection of seal membrane 330 with camera 200 outer wall, fix the seal membrane 330 laminating on casing 100's inner wall through second stationary blade 320, in order to make things convenient for and swiftly realize the firm sealing connection of seal membrane 330 with casing 100 inner wall, and be connected for current direct waterproof membrane, because of its and camera 200 outer wall, it is more firm to connect between casing 100 inner wall, can make seal membrane 330's expansion motion range great, and then make camera 200's motion stroke great, and can also satisfy the equipment roughness requirement, improve equipment volume production nature and reliability. When the camera 200 is switched from the retracted state to the extended state, the sealing film 330 is switched from the retracted state to the extended state, the camera 200 can move with a large stroke relative to the housing 100 and protrude from the housing 100 by a small pushing force, and the sealing film 330 shields the gap between the camera 200 and the housing 100, the sealing film 330 is firmly connected with the outer wall of the camera 200 and the inner wall of the housing 100, so that rainwater and dust entering from the gap between the camera 200 and the housing 100 can fall only onto the sealing film 330, and can not continue the infiltration camera module 10 in, satisfy the dustproof and waterproof demand, can prevent the emergence of short circuit, the card pause phenomenon on the one hand, avoid influencing motion stroke and reliability, on the other hand can in time discharge rainwater, dust on the seal membrane 330 through modes such as inversion, further improve dustproof and waterproof effect, reach the dustproof and waterproof demand of IP68 grade. Therefore, the lens 210 in the mobile terminal having the camera module 10 is convenient to move, has good waterproof and dustproof effects, and is high in assembly productivity and reliability.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A sealing member used in cooperation with a camera and a shell is characterized by comprising:

2. The sealing element according to claim 1, wherein the first fixing plate and the sealing membrane are clamped by a first clamping structure, the first clamping structure comprises at least one first protrusion and at least one first groove matched with the first protrusion, the first protrusion protrudes out of one of the contact surfaces of the first fixing plate and the sealing membrane, and the first groove is opened in the other one; and/or;

3. The seal of claim 1, wherein the first securing tab, the second securing tab, and the sealing membrane are each of an annular configuration, the first securing tab and the second securing tab being secured on a same side of the sealing membrane.

4. The seal according to claim 1, wherein a third protrusion protrudes from a surface of the sealing film which is laminated with the first fixing piece, the third protrusion being located on a side of the first fixing piece away from an optical axis of the camera and fixed to the first fixing piece; and/or;

5. The seal of claim 1, wherein the sealing membrane comprises a plurality of membrane layers secured at their ends as a unit.

6. The seal of claim 1, wherein the sealing membrane is made of a flexible, waterproof material.

7. The seal according to claim 1, wherein at least a part of a side surface of the sealing film extending in the direction of the optical axis of the camera is a curved surface extending in a direction in which the first fixing piece faces the second fixing piece.

8. A camera module comprising a housing, a camera head, and a seal according to any one of claims 1-7, wherein: the camera is movably arranged in the shell, the first fixing piece is fixed on the outer wall, away from the optical axis, of the camera in a pressing mode, and the second fixing piece is fixed on the inner wall, close to the optical axis, of the shell in a laminating mode.

9. The camera module of claim 8, wherein the camera comprises a lens and a housing, the lens is embedded in the housing, a receiving groove is formed on an outer wall of the housing for receiving the first fixing piece and the end portion of the sealing film, the first fixing piece is fixed on a wall of the receiving groove, and the end portion of the sealing film is pressed on the wall of the receiving groove.

10. The camera module according to claim 9, wherein the housing includes a carrier, a lens, and an annular decoration, the lens is embedded in the carrier, the decoration is sleeved and sealed and fixed on an end of the carrier, the accommodating groove is formed between the decoration and the carrier, and the lens is sealed and fixed on an end of the decoration.

11. The camera module according to claim 10, wherein a dust ring protrudes from an end of the decoration, and a lower side of the dust ring is open and covers an end of the housing; and/or an oil seal structure is arranged in a gap between the shell and the decorating part.

12. The camera module according to claim 8, further comprising a magnet, wherein the housing is made of ferromagnetic metal, the magnet is fixed on a side of the sealing member away from the housing along an optical axis direction of the camera, and an end of the sealing member is pressed on an inner wall of the housing; and/or the support is fixed on one side, away from the shell, of the sealing element along the direction of the optical axis of the camera, and the end part of the sealing element is pressed on the inner wall of the shell.

13. A mobile terminal comprising a housing, wherein the camera module according to any one of claims 8-12 is further included, and a window is formed on the housing, and the camera module is embedded in the window.