CN112822381A - Dust cover structure and mobile terminal - Google Patents
Dust cover structure and mobile terminal Download PDFInfo
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- CN112822381A CN112822381A CN202110172912.7A CN202110172912A CN112822381A CN 112822381 A CN112822381 A CN 112822381A CN 202110172912 A CN202110172912 A CN 202110172912A CN 112822381 A CN112822381 A CN 112822381A
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- fixing ring
- ring
- blades
- upper fixing
- cover structure
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- 239000000428 dust Substances 0.000 title claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 13
- 230000002349 favourable effect Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/52—Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Studio Devices (AREA)
Abstract
The invention relates to the technical field of camera shooting of terminal equipment, and discloses a dustproof cover structure and a mobile terminal, wherein the dustproof cover structure comprises: the annular bracket comprises an upper fixing ring and a lower fixing ring; at least two vanes positioned between the upper and lower retaining rings, one end of each vane being rotatably mounted to the annular bracket about an axis; the rotating ring is coaxially arranged with the upper fixing ring and is rotatably arranged on the annular bracket around the axial lead of the upper fixing ring; one side of the rotating ring facing the blades is provided with driving columns corresponding to the blades one to one, and one side of the blades facing the driving columns is provided with arc-shaped guide grooves matched with the driving columns. In this shield structure, the shield structure can be used for installing the groove structure's at the backshell at terminal opening part, plays the guard action to module photosensitive assembly that makes a video recording, guarantees the imaging quality, and shield structure overall structure is simple, and occupation space is less, and blade drive mode is simple reliable.
Description
Technical Field
The invention relates to the technical field of camera shooting of terminal equipment, in particular to a dustproof cover structure and a mobile terminal.
Background
At present, terminal equipment's such as cell-phone, dull and stereotyped camera tends towards high quality, professional trends such as high analysis, hinder the restriction of terminal equipment's space size, the design of some external camera lenses can appear at present, but structural design to external camera lens, can appear the opening on the fuselage shell and expose the photosensitive element who makes a video recording the module, cause into the dirt pollution easily, influence the image quality, because the module volume space that makes a video recording at terminal is limited, therefore, how to design dustproof construction adaptation module of making a video recording in order to play good dustproof effect is the project that needs key research at present.
Disclosure of Invention
The invention discloses a dustproof cover structure and a mobile terminal, wherein in the dustproof cover structure, the dustproof cover structure is arranged at an opening of a groove structure of a rear shell of a terminal device, dust can be effectively prevented from entering the groove structure, a camera module is protected, the imaging quality of the camera module is ensured, and when the dustproof cover structure is applied to the design of a detachable lens, all parts in the camera module can be effectively protected, the dustproof cover structure is convenient to maintain, the whole structure is simple, the occupied space is small, and the blade driving mode is simple and reliable.
In order to achieve the purpose, the invention provides the following technical scheme:
a dust cover structure comprising:
the annular bracket comprises an upper fixing ring and a lower fixing ring which are fixed with each other, and the upper fixing ring and the lower fixing ring are opposite and coaxially arranged;
the blades are positioned between the upper fixing ring and the lower fixing ring, the blades are distributed around the circumferential direction of the axial lead of the upper fixing cover, one end of each blade is rotatably arranged on the annular bracket around an axis, and the axis is parallel to the axial lead of the upper fixing ring; when each vane is in the first station, the at least two vanes cooperate to completely close the inner opening of the upper stationary ring; when each blade is positioned at the second station, an opening is formed between the at least two blades;
the rotating ring is positioned between the blades and the upper fixing ring, is coaxially arranged with the upper fixing ring, and is rotatably arranged on the annular bracket around the axial lead of the upper fixing ring; the blade driving device comprises a rotating ring, blades and a driving column, wherein the rotating ring is provided with a plurality of driving columns which are in one-to-one correspondence with the blades, the axial lead of each driving column is parallel to the axial line, arc-shaped guide grooves matched with the driving columns are formed in one sides of the blades, facing the driving columns, of the corresponding blades and the corresponding driving columns, and the rotating ring is in transmission connection with the blades through the driving columns and the guide grooves so that the blades move around the axial line.
Among the above-mentioned mobile terminal, the shield structural mounting can effectively avoid the dirt ash to get into groove structure at the groove structure's of terminal equipment's backshell opening part, plays the guard action to the module of making a video recording, guarantees the imaging quality of the module of making a video recording, is applied to in the design of removable camera lens, can effectively protect each part in the module of making a video recording, is convenient for maintain, and shield structure overall structure is simple, and occupation space is less, and blade drive mode is simple reliable.
Optionally, a convex push block protruding towards the center of the rotating ring is arranged on the inner side of the rotating ring.
Set up towards its central bellied protruding ejector pad in rotatory ring inboard, can directly promote protruding ejector pad through the exterior structure and drive rotatory ring rotation, simple structure, and the operation is very convenient, makes rotatory ring action stable.
Optionally, at least two protruding pushing blocks are arranged, and the protruding pushing blocks are uniformly distributed around the axis of the rotating ring.
Set up two at least protruding ejector pads, more be favorable to promoting rotatory ring and rotate, and set up protruding ejector pad around rotatory ring's axial lead evenly distributed, make rotatory ring atress even, more be favorable to rotatory ring stationarity, and then guarantee that the blade action is steady.
Optionally, the number of the convex push blocks is three or four.
The three or four protruding push blocks are arranged, so that the stability of pushing the rotating ring to rotate is further improved, and the stable action of the blades is ensured.
Optionally, one end of each of the blades is rotatably mounted on the upper fixing ring around the axis, and the rotating ring is rotatably mounted on the upper fixing ring around the axis of the upper fixing ring.
All install blade and rotatory ring on last solid fixed ring, compact structure saves structure occupation space, and during the installation, all install blade and rotatory ring on last solid fixed ring after, can be directly aim at the installation with lower fixed ring and last solid fixed ring fixed can, do not need other complicated counterpoint adjustments, the installation of being convenient for.
Optionally, one side of the upper fixing ring facing the lower fixing ring has a recessed portion and a support portion, the support portion is opposite to the lower fixing ring, the recessed portion is used for the lower fixing ring to cooperate to form an annular groove opening to the axial line of the upper fixing ring, and the rotating ring is mounted in the annular groove;
the supporting part orientation lower fixed ring surface forms the first surface, lower fixed ring orientation the surface of upper fixed ring forms the second surface, the first surface with be formed with the clearance between the second surface, it is parallel on the extending direction of the axial lead of upper fixed ring, every the blade is located in the clearance, and every the one end of blade is wound the axis rotationally install in the first surface of supporting part.
The upper fixing ring and the lower fixing ring are directly and fixedly installed, the concave part is arranged on one side, facing the lower fixing ring, of the upper fixing ring and used for accommodating the rotating ring, the installation structure is simplified, the blades are arranged in the gap between the supporting part of the upper fixing ring and the lower fixing ring and are made to act in the gap, opening and closing are achieved, the blades and the rotating ring are installed between the upper fixing ring and the lower fixing ring, the structure is compact, the occupied space is saved, and the stability is good.
Optionally, the dust cover structure further includes:
a first stop structure for limiting the position of the blade at the first station;
and the second limiting structure is used for limiting the position of the blade at the second station.
Set up first limit structure and second limit structure and inject the position of blade at first station and second station respectively, can make the accurate action between first station and second station of blade, and make the blade open or closed position accurate, be favorable to strengthening the dustproof effect of shield structure and help making a video recording the module and realize the function of making a video recording.
Optionally, along the direction of the guide stroke of the guide groove, the first end of the guide groove forms the first limit structure; the second end of the guide groove forms the second limit structure.
Switch formation between first station and the second station is prescribed a limit to through guide way and drive column complex direction stroke length, and the first end of guide way prescribes a limit to the position of blade at first station, and the position of blade at the second station is prescribed a limit to the second end of guide way, and stability is good, and carries on spacingly through the both ends of guide way, and the structure is very simple, easily makes.
The invention also provides a mobile terminal which comprises any one of the dustproof cover structures and the rear shell in the technical scheme, wherein the rear shell is provided with a groove structure, an opening is formed in the groove structure towards the outer side of the rear shell, a photosensitive assembly is arranged in the groove structure, the dustproof cover structure is arranged in the groove structure and positioned on the photosensitive side of the photosensitive assembly, and the dustproof cover structure is arranged at the opening of the groove structure and used for sealing the opening of the groove structure.
In the mobile terminal, the dustproof cover structure can be arranged at the opening of the groove structure to seal the opening of the groove structure, so that the photosensitive assembly in the groove structure can be protected from dust and water, the imaging quality can be improved, all parts in the camera module can be effectively protected, and the mobile terminal is convenient to maintain; and the dust cover has simple structure, simple and reliable blade driving mode and small occupied space, and is suitable for the structural design of the camera module of the mobile terminal.
Optionally, the mobile terminal further includes a lens assembly, and the lens assembly is located on a side of the dust cover structure facing away from the photosensitive assembly; when the inner side of the rotating ring is provided with the convex push block, the periphery of the end part of the lens component facing the dustproof cover structure is provided with a hook structure matched with the convex push block, so that the rotating ring and the lens component are linked.
Lens subassembly cooperation photosensitive assembly realizes the function of making a video recording, and set up the pothook structure in the rear side of lens unit mount in the tip of shield structure, can cooperate with rotatory protruding ejector pad of circle, it just can promote protruding ejector pad just to rotate the lens subassembly when the installation lens subassembly, thereby make rotatory ring rotate, realize rotatory ring and lens subassembly linkage, then, can just can open each blade of shield structure when the installation lens subassembly, and the operation is convenient, high durability and convenient use, and the operation of making a video recording is convenient for.
Drawings
Fig. 1 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a dust-proof cover structure and a lens assembly according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a dust cover structure according to an embodiment of the present invention when blades are closed;
FIG. 4 is a schematic view of a dust cover structure according to an embodiment of the present invention when blades are opened;
FIG. 5 is a schematic cross-sectional view of a dust cap structure according to an embodiment of the present invention;
FIG. 6 is a schematic partial cross-sectional view of a dust cap structure according to an embodiment of the present invention;
FIG. 7 is an exploded view of a dust cap structure according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of an upper retaining ring according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of a rotating ring according to an embodiment of the present invention;
FIG. 10 is a schematic view of a blade close fit mechanism provided by an embodiment of the present invention;
icon: 1-rear shell; 2-a camera module; 3-dust cover structure; 4-a lens assembly; 11-a groove structure; 31-upper fixing ring; 32-lower fixed ring; 33-leaf blade; 34-a rotating ring; 35-an annular groove; 41-hook structure; 311-a recess; 312-a support portion; 313-a rotating shaft; 331-arc shaped guide groove; 332-through holes; 341-convex push block; 342-drive the column.
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.
As shown in fig. 3 and 7, an embodiment of the present invention provides a dust cover structure 3, where the dust cover structure 3 includes an annular bracket, the annular bracket includes an upper fixing ring 31 and a lower fixing ring 32 fixed to each other, the upper fixing ring 31 is disposed opposite to and coaxially with the lower fixing ring 32, and an inner opening of the upper fixing ring 31 is disposed opposite to an inner opening of the lower fixing ring 32; at least two vanes 33 are provided between the upper fixing ring 31 and the lower fixing ring 32, the at least two vanes 33 are distributed around the circumferential direction of the axial line of the upper fixing cover, one end of each vane 33 is rotatably mounted to the ring holder around an axis, specifically, each vane 33 may be rotatably mounted on the side of the upper fixing ring 31 facing the lower fixing ring 32 around the axis, or each vane 33 may be rotatably mounted on the side of the lower fixing ring 32 facing the upper fixing ring 31 around the axis; wherein, the axis is parallel to the axis of the upper fixing ring 31; each blade 33 has two stations in the rotating stroke, as shown in fig. 3, when each blade 33 is located at the first station, each blade 33 is close to the axial lead of the upper fixing ring 31, and the at least blades 33 are matched, that is, all the blades 33 are matched to completely seal the inner opening of the upper fixing ring 31, as shown in fig. 1, when the dust cap structure is applied to the camera module of the terminal, the back surface of the rear housing 1 of the mobile terminal has the groove structure 11 for mounting the photosensitive assembly, the opening of the groove structure 11 can be completely sealed by the dust cap structure 3, so that the dust cap can effectively play a role of dust prevention, dust is prevented from entering the groove structure 11 to further affect the imaging quality of the camera module 2, the dust cap structure 11 is prevented from entering dust, the cleaning work is effectively reduced, and the mobile terminal is convenient to maintain; as shown in fig. 4, when each blade 33 is located at the second station, each blade 33 is far away from the axial line of the upper fixing ring 31, and an opening is formed between the at least two blades 33, that is, all the blades 33 are matched with the axial line of the upper fixing ring 31 to form an opening, which can expose the photosensitive chip of the camera module 2, so as to receive light rays for imaging, and enable the mobile terminal to realize a camera function; in addition, referring to fig. 5, as shown in fig. 9 and 10, as a driving structure of each of the blades 33, a rotating ring 34 is mounted on the ring frame, the rotating ring 34 is located between the blade 33 and the upper fixed ring 31, the rotating ring 34 is disposed coaxially with the upper fixed ring 31, and the rotating ring 34 is rotatably mounted on the ring frame around the axial line of the upper fixed ring 31; the rotating ring 34 is provided with driving posts 342 corresponding to the blades 33 one by one on one side facing the blades 33, the axial line of the driving posts 342 is parallel to the axial line, among the corresponding blades 33 and driving posts 342, the side of the blade 33 facing the driving posts 342 is provided with an arc-shaped guide slot 331 matching with the driving posts 342, the rotating ring 34 is in transmission connection with the blades 33 through the driving posts 342 and the guide slot 331 so as to make the blades 33 act around the axial line, the guide slot 331 on each blade 33 is distributed around the axial line of the upper fixed ring 31, the inner side of the guide slot 331 has two opposite side walls which can be a first side wall and a second side wall, wherein the first side wall is closer to the axial line of the upper fixed ring 31 than the second side wall, when the rotating ring 34 rotates in the first direction, the driving posts 342 contact with the second side wall of the guide slot 331 and generate a certain pressure on the second side wall to push the blades 33 to act towards the second, i.e. leaves 33 open; when the rotating ring 34 rotates in the second direction, the driving column 342 contacts with the first sidewall of the guiding slot 331, and generates a certain pressure on the first sidewall to push the vane 33 to move to the first station, so as to close the first vane 33; through swivel becket and each blade 33 transmission connection come the action of drive individual blade 33, simple structure, the operation of being convenient for, and driving stability is strong, and install blade subassembly and rotatory ring constitution shield structure between upper fixed ring and the lower fixed ring, overall structure is very simple, and transmission simple structure is reliable, and occupation space is little, is convenient for adapt to terminal equipment.
Therefore, among the above-mentioned shield structure, shield structure 3 installs at the opening part of groove structure 11 of backshell 1, can effectively avoid the dust to get into groove structure 11, plays the guard action to module 2 of making a video recording, guarantees the imaging quality of module 2 of making a video recording, is applied to the design of removable camera lens, can effectively protect each part in the module 2 of making a video recording, is convenient for maintain, and shield structure 3 overall structure is simple, and occupation space is less, and blade 33 drive mode is simple reliable.
Specifically, as shown in fig. 9, for the driving design of the rotating ring 34, a convex pushing block 341 protruding toward the center of the rotating ring 34 may be disposed inside the rotating ring 34, and then the rotating ring 34 may be driven to rotate by toggling the convex pushing block 341 through other external components, for example, manual toggling, the user manually toggles the convex pushing block 341 through a rod-shaped component, or may also set a corresponding structure through other external functional components to cooperate with the convex pushing block 341 to push the convex pushing block 341 to move, so as to set the driving mechanism for driving the rotating ring 34, and directly push the convex pushing block 341 to drive the rotating ring 34 to rotate through an external structure, which is simple in structure, and very convenient in operation, and makes the rotating ring 34 move stably.
Specifically, as shown in fig. 3, at least two convex pushing blocks 341 are disposed on the inner side of the rotating ring 34, and the convex pushing blocks 341 are uniformly distributed around the axis of the rotating ring 34 at intervals, and at least two convex pushing blocks 341 are disposed, so as to be more favorable for pushing the rotating ring 34 to rotate, and the convex pushing blocks 341 are uniformly distributed around the axis of the rotating ring 34, so that the rotating ring 34 is uniformly stressed, and the rotating stability of the rotating ring 34 is more favorable, thereby ensuring the smooth action of the blades 33. Specifically, the number of the protrusion pushing blocks 341 arranged inside the rotating ring 34 may be three, or, as shown in fig. 9, four protrusion pushing blocks 341 arranged inside the rotating ring 34 are evenly distributed around the axis of the rotating ring, which is more beneficial to improving the rotating stability of the rotating ring, or other numbers of the protrusion pushing blocks 341 arranged inside the rotating ring 34, which is not limited in this embodiment.
Specifically, as shown in fig. 5, one end of each of the vanes 33 is rotatably mounted on the upper fixed ring 31 around the axis line and the rotating ring 34 is rotatably mounted on the upper fixed ring 31 around the axis line of the upper fixed ring 31. All install blade 33 and rotatory ring 34 on last solid fixed ring 31, compact structure saves structure occupation space, and during the installation, the equipment direction has the uniformity, all install blade 33 and rotatory ring 34 on last solid fixed ring 31 after, can be directly aim at the installation with lower fixed ring 32 and last solid fixed ring 31 fixed can, it is very convenient to assemble, does not need other complicated counterpoint adjustment, the installation of being convenient for.
Specifically, as shown in fig. 5 and 8, with respect to the structural arrangement of the upper and lower fixing rings 31 and 32, the upper fixing ring 31 has a recessed portion 311 and a support portion 312 on the side facing the lower fixing ring 32, the bottom surface of the recessed portion 311 and the first surface of the support portion 312 facing the lower fixing ring form a stepped structure, as shown in fig. 6, the support portion 312 is opposite to the lower fixing ring 32, the recessed portion 311 can cooperate with the lower fixing ring 32 to form one annular groove 35 opening toward the axial line of the upper fixing ring, the rotating ring 34 is located in the annular groove 35, specifically, in the recessed portion 311 of the upper fixing ring, specifically, in the extending direction of the axial line of the upper fixing ring 31, the rotating ring 34 is mounted on the recessed portion 311 of the upper fixing ring 31, the surface of the rotating ring 34 facing away from the recessed portion 311 is flush with the first surface of the support portion 312, or the surface of the rotating ring 34 facing, leaving mounting space for the blades 33 facilitates mounting of the blades 33 and also contributes to the compactness of the overall structure. Wherein, the surface of the supporting portion 312 facing the lower fixing ring is a first surface, the surface of the lower fixing ring facing the upper fixing ring is a second surface, a gap is formed between the first surface and the second surface, that is, a certain space is formed between the first surface and the second surface, each vane 33 is located in the gap, and one end of each vane 33 is rotatably mounted on the first surface of the supporting portion 312 around the axis. The upper fixing ring 31 and the lower fixing ring 32 are directly fixed and mounted, the second surface of the lower fixing ring is opposite to the first surface of the supporting portion 312 and the recessed portion 311, the first surface of the lower fixing ring is opposite to the recessed portion 311 to form the annular groove for mounting the rotating ring, a certain gap is reserved between the second surface of the lower fixing ring and the first surface of the supporting portion 312 for mounting the vane, the vane 33 is enabled to act in the gap to realize opening and closing, the vane 33 and the rotating ring 34 are both mounted between the upper fixing ring 31 and the lower fixing ring 32, the effect of compact structure is achieved, the occupied space is reduced, and the overall structural stability is strong.
Specifically, referring to fig. 6, as shown in fig. 8 and 10, the first surface of the support portion 312 is provided with rotating shafts 313 corresponding to the blades 33 one by one, and the axial line of the rotating shafts 313 coincides with the axial line. The blade 33 is provided with a through hole 332 matched with the rotating shaft 313, and the blade 33 is installed on the upper fixing ring 31 through the rotating shaft 313, so that the structure is simple and reliable.
It should be noted that, the vanes 33 may also be installed on the lower fixed ring 32, as long as the vanes 33 are in transmission connection with the rotating ring, so that the vanes 33 can move and switch between the first station and the second station, and the specific installation structure may be specifically arranged according to actual requirements, which is not limited in this embodiment.
Specifically, in the mobile terminal, the dust cap structure further includes: the first limiting structure is used for limiting the position of the blade at the first station, and the second limiting structure is used for limiting the position of the blade at the second station. Set up first limit structure and second limit structure and inject the position of blade at first station and second station respectively, can make the accurate action between first station and second station of blade, and make the blade open or closed position accurate, be favorable to strengthening the dustproof effect of shield structure 3 and help making a video recording module 2 and realize the function of making a video recording.
Specifically, referring to fig. 3 and 4, as shown in fig. 9 and 10, in the direction of the guide stroke of the guide groove 331, the first end of the guide groove 331 forms a first limit structure; the second end of the guide groove 331 forms a second limit structure. The guide stroke length of the guide groove 331 matched with the driving column 342 is used for limiting the switching formation between the first station and the second station, the first end of the guide groove 331 is used for limiting the position of the blade 33 at the first station, the second end of the guide groove 331 is used for limiting the position of the blade 33 at the second station, the stability is good, the limiting is carried out through two end parts of the guide groove 331, the structure is very simple, and the manufacture is easy.
As shown in fig. 1, an embodiment of the present invention further provides a mobile terminal, including any one of the dust-proof cover structures 3 provided in the above embodiments, further including a rear housing 1 and a camera module installed on the rear housing, where the dust-proof cover structure may form a part of the camera module, where a groove structure 11 is provided on the rear housing, an opening is formed on the groove structure 11 facing to the outer side of the rear housing 1, the camera module includes a photosensitive component 2 including a photosensitive chip for photosensitive imaging, the photosensitive component 2 is disposed in the groove structure 11, the dust-proof cover structure 3 is disposed in the groove structure and located on the photosensitive side of the photosensitive component, that is, the dust-proof cover structure is disposed on the side of the photosensitive component facing to the opening of the groove structure, and then the dust-proof cover structure may be installed at the opening of the groove structure to close the opening of the groove structure, so as to perform dust-proof operation on the photosensitive component in the groove structure 11, The waterproof protection is favorable for improving the imaging quality, and can effectively protect each part in the camera module 2 and facilitate maintenance; and the dustproof cover structure 3 has simple overall structure, simple and reliable blade 33 driving mode and small overall structure occupied space, and is suitable for the structural design of the camera module of the mobile terminal.
Specifically, as shown in fig. 1 and fig. 2, the mobile terminal further includes a lens assembly 4, the lens assembly 4 is located on a side of the dust-proof cover structure away from the photosensitive assembly, and is installed at an opening of the rear housing 1 and the groove structure 11, and the lens assembly 4 cooperates with the photosensitive assembly to implement a camera function, specifically, the dust-proof cover structure 3 is installed at an opening edge in the groove structure 11 of the rear housing 1, and can shield the opening of the rear housing 1, the upper fixing cover faces outward, the lens assembly 4 can be installed on the upper fixing ring 31, and an end portion of the lens assembly 4 can extend into an internal opening of the upper fixing ring 31 to cooperate with the protrusion pushing block 341 of the rotating ring 34, wherein the end portion of the lens assembly 4 facing the rear housing 1 forms an installation end, the hook structure 41 is disposed on a peripheral side of the installation end, and the hook structure 41 can cooperate with the protrusion pushing block 341, and when the lens assembly 4 is installed, the, realize rotatory ring 34 and the linkage of camera lens subassembly 4, then, can just can open each blade 33 of shield structure 3 when installation camera lens subassembly 4, the simple operation, convenient to use is convenient for carry out the operation of making a video recording.
It will be apparent to those skilled in the art that various changes and modifications may be made in the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A dust cover structure, comprising:
the annular bracket comprises an upper fixing ring and a lower fixing ring which are fixed with each other, and the upper fixing ring and the lower fixing ring are opposite and coaxially arranged;
the blades are positioned between the upper fixing ring and the lower fixing ring, the blades are distributed around the circumferential direction of the axial lead of the upper fixing cover, one end of each blade is rotatably arranged on the annular bracket around an axis, and the axis is parallel to the axial lead of the upper fixing ring; when each vane is in the first station, the at least two vanes cooperate to completely close the inner opening of the upper stationary ring; when each blade is positioned at the second station, an opening is formed between the at least two blades;
the rotating ring is positioned between the blades and the upper fixing ring, is coaxially arranged with the upper fixing ring, and is rotatably arranged on the annular bracket around the axial lead of the upper fixing ring; the blade driving device comprises a rotating ring, blades and a driving column, wherein the rotating ring is provided with a plurality of driving columns which are in one-to-one correspondence with the blades, the axial lead of each driving column is parallel to the axial line, arc-shaped guide grooves matched with the driving columns are formed in one sides of the blades, facing the driving columns, of the corresponding blades and the corresponding driving columns, and the rotating ring is in transmission connection with the blades through the driving columns and the guide grooves so that the blades move around the axial line.
2. The dust cover structure according to claim 1, wherein a convex push block that is convex toward the center thereof is provided inside the rotating ring.
3. The dust cover structure according to claim 2, wherein there are at least two of the convex push blocks, and the convex push blocks are uniformly distributed around an axial center line of the rotating ring.
4. The dust cover structure of claim 3, wherein the number of the protruding push blocks is three or four.
5. The dust cover structure according to claim 1, wherein one end of each of the blades is rotatably mounted to the upper fixing ring about the axis, and the rotation is rotatably mounted to the upper fixing ring about an axis line of the upper fixing ring.
6. The dust cover structure according to claim 5, wherein a side of the upper fixing ring facing the lower fixing ring has a recessed portion and a support portion, the support portion being opposed to the lower fixing ring, the recessed portion being for the lower fixing ring to fit to form an annular groove opening toward an axial center line of the upper fixing ring, the rotating ring being mounted in the annular groove;
the supporting part orientation the surface of lower fixed ring forms the first surface, lower fixed ring orientation the surface of upper fixed ring forms the second surface, the first surface with be formed with the clearance between the second surface, it is parallel on the extending direction of the axial lead of upper fixed ring, every the blade is located in the clearance, and every the one end of blade is wound the axis rotationally install in the first surface of supporting part.
7. The dust cover structure according to any one of claims 1 to 6, further comprising:
a first stop structure for limiting the position of the blade at the first station;
and the second limiting structure is used for limiting the position of the blade at the second station.
8. The dust cover structure of claim 7, wherein a first end of the guide slot forms the first stop structure in a direction of a guide stroke of the guide slot; the second end of the guide groove forms the second limit structure.
9. A mobile terminal, comprising the dust cover structure according to any one of claims 1 to 8 and a rear housing, wherein a groove structure is provided on the rear housing, the groove structure forms an opening toward the outside of the rear housing, a photosensitive component is provided in the groove structure, the dust cover structure is provided in the groove structure and located on the photosensitive side of the photosensitive component, and the dust cover structure is installed at the opening of the groove structure to close the opening of the groove structure.
10. The mobile terminal of claim 9, further comprising a lens assembly located on a side of the dust cover structure facing away from the light sensing assembly; when the inner side of the rotating ring is provided with the convex push block, the periphery of the end part of the lens component facing the dustproof cover structure is provided with a hook structure matched with the convex push block, so that the rotating ring and the lens component are linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110172912.7A CN112822381A (en) | 2021-02-08 | 2021-02-08 | Dust cover structure and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110172912.7A CN112822381A (en) | 2021-02-08 | 2021-02-08 | Dust cover structure and mobile terminal |
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| CN112822381A true CN112822381A (en) | 2021-05-18 |
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| CN202110172912.7A Pending CN112822381A (en) | 2021-02-08 | 2021-02-08 | Dust cover structure and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11758250B1 (en) | 2022-03-10 | 2023-09-12 | Wistron Corporation | Image capturing module and electronic device |
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