CN117061855B - Camera module with super wide angle is made a video recording - Google Patents
Camera module with super wide angle is made a video recording Download PDFInfo
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- CN117061855B CN117061855B CN202311317903.8A CN202311317903A CN117061855B CN 117061855 B CN117061855 B CN 117061855B CN 202311317903 A CN202311317903 A CN 202311317903A CN 117061855 B CN117061855 B CN 117061855B
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- dustproof
- lens
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- 230000005540 biological transmission Effects 0.000 claims description 39
- 239000011521 glass Substances 0.000 claims description 36
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 7
- 239000003989 dielectric material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000002861 polymer material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 238000005240 physical vapour deposition Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000005267 amalgamation Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
-
- 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
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
- H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
- H04N23/811—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation by dust removal, e.g. from surfaces of the image sensor or processing of the image signal output by the electronic image sensor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lens Barrels (AREA)
Abstract
The utility model relates to the technical field of camera modules, in particular to a camera module with ultra-wide angle camera, which comprises a main body part and a lens assembly, wherein the main body part comprises a base and a shell, the shell is fixed on one side of the base, an image sensing module is arranged in the shell, the lens assembly is detachably arranged on one side of the shell, and the lens assembly can be manually focused and automatically focused according to actual use requirements.
Description
Technical Field
The utility model belongs to the technical field of camera modules, and particularly relates to a camera module with ultra-wide angle camera.
Background
The camera module is a modular camera module that integrates an image sensor, a lens, and related circuitry. It is usually designed as a separate hardware module, which can be conveniently used in various devices and applications, such as smart phones, computers, security monitoring systems, unmanned aerial vehicles, etc.
Through retrieval, chinese patent document application number is 202022612030.1, discloses an ultra-wide angle 165-degree camera module, which comprises a bottom plate, a base and a camera, wherein a movable groove is formed in one side of the base, which is positioned on the camera, of the base, fixed rods are fixedly arranged on two sides of the bottom end of the movable groove, movable rods are sleeved on the outer surfaces of the fixed rods, an inner groove is formed in the bottom end of the movable rods, a torsion spring is sleeved on the inner part of the outer surface of the fixed rods, and one end of the torsion spring is fixed on the inner wall of the inner groove; according to the utility model, the sliding block is moved by the hand, so that the sliding block performs fan-shaped sliding in the sliding groove, the movable rod is driven to rotate, the surface of the cleaning cotton contacts with the surface of the camera, the surface of the camera is wiped, dust is prevented from being adhered to the surface of the camera in the installation process, the shooting definition is affected, the torsion spring is in a stretching state after the sliding block performs fan-shaped movement, and the torsion of the torsion spring is utilized to drive the movable rod to move while releasing the sliding block, so that the movable rod is restored to the initial position, the personnel operation is more convenient, the practical effect is stronger, and stains on the surface of the camera are easily cleaned.
However, the above camera module still has the following drawbacks:
when the camera is cleaned, the sliding block is required to be manually moved, the sliding block slides in the fan shape to wipe, dust can be accumulated on cleaning cotton due to long-time use, so that the cleaning effect on the camera is affected, the operation is not convenient enough, the dust removal effect is not ideal enough, and therefore, the camera module with the ultra-wide angle camera is required to be provided.
Disclosure of Invention
In view of the above problems, the present utility model provides a camera module with ultra-wide angle camera, including:
the main body part comprises a base and a shell, wherein the shell is fixed on one side of the base, and an image sensing module is arranged in the shell;
the lens assembly is detachably arranged on one side of the shell, and can be used for manually focusing and automatically focusing according to actual use requirements, one end of the lens assembly is provided with a split dustproof assembly, and the dustproof assembly is driven by the driving assembly;
the dustproof assembly comprises two semicircular dustproof plates, one end of each dustproof plate is fixed with a fixed block, one end of each fixed block is fixed with a rotating rod, one end of each rotating rod is connected with the driving assembly, two dustproof plates form a complete circular structure when being spliced, two dustproof plates are aligned on straight line sides when being separated, and the two dustproof plates are symmetrical relative to the central lines of the two rotating rods.
Further, the drive assembly includes first motor, two pivots and mounting box, the mounting box is fixed on the camera lens subassembly, two the pivot rotates the inside of connecting at the mounting box, two cup joint in the pivot is fixed with first drive gear, and two first drive gear meshes, two the one end of dwang is connected with the one end of two pivots respectively, the other end at one of them pivot is installed to first motor.
Further, the lens subassembly includes first sleeve, second sleeve and lens module, second sleeve threaded connection is in one side of casing, first sleeve threaded connection is in the telescopic one end of second, lens module sliding connection is in first telescopic inside, install automatic focusing mechanism on the lens module, automatic focusing mechanism is used for adjusting the distance between lens module and the image sensing module, just first telescopic one end demountable installation has the glass piece, dustproof subassembly is located the telescopic one end of second, and the dustproof subassembly when the amalgamation covers the glass piece completely.
Further, first telescopic one end integrated into one piece has first arch, one side edge integrated into one piece of dust guard has protruding edge, two when the dust guard amalgamation two protruding edge constitute complete annular structure, annular structure and the laminating of first bellied lateral wall.
Further, the other end of the first sleeve is integrally formed with a threaded protrusion, and one end of the second sleeve is provided with a screw hole for the threaded protrusion to be screwed.
Further, the side cross section of glass piece is T shape setting, the one end outer wall of glass piece is provided with the external screw thread section, the screw hole that supplies glass piece spiro union is seted up to first telescopic one end.
Further, an anti-reflection coating and an anti-fog coating are arranged on the outer side of the glass sheet, and the anti-fog coating is located on the outer side of the anti-reflection coating.
Further, the lens module comprises an annular fixing frame and a convex lens fixed in the fixing frame, the automatic focusing mechanism is arranged on the outer wall of the fixing frame, and the convex lens and the glass sheet are coaxially arranged.
Further, the automatic focusing mechanism comprises a second motor, a driving gear and a plurality of guide screws, wherein the guide screws are rotationally connected to the periphery of the fixed frame, a supporting block is fixed on the side wall of the fixed frame, the second motor is installed on the supporting block, a sliding chute for the supporting block to slide is formed in the inner wall of the first sleeve, the driving gear is fixed on the output shaft of the second motor and one of the guide screws, the two driving gears are meshed, the guide screws are in transmission connection through a transmission assembly, and a threaded through hole for the other end of the guide screws to insert into the threaded connection is formed in the inner wall of the other end of the first sleeve.
Further, the image sensing module comprises a circuit board and an image sensor, wherein the image sensor is fixed on one side of the circuit board, the circuit board is fixed inside the shell through screws, and the center point of the image sensor and the center point of the convex lens are located on the same horizontal line.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the drive assembly, the dustproof assembly and the lens assembly are matched, the drive assembly drives the dustproof assembly to separate and splice the dustproof plates, when the dustproof plates are combined, the round structure formed by the two dustproof plates covers the lens of the lens assembly, so that external dust is prevented from entering the lens assembly, the dustproof effect on the lens assembly is improved, when the dustproof plates are separated, the lens assembly is completely exposed, and the dustproof plates can not block the lens assembly, so that the shooting definition of the lens assembly is improved.
2. According to the utility model, manual or automatic focusing can be performed according to the actual wide-angle shooting requirement by matching the lens assembly with the image sensing module, so that the convenience of use is improved.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing a dust-proof structure according to an embodiment of the present utility model;
fig. 2 shows a schematic view of a shooting-time structure according to an embodiment of the present utility model;
FIG. 3 shows a schematic diagram of an explosive structure according to an embodiment of the utility model;
FIG. 4 illustrates an exploded view of a dust assembly according to an embodiment of the present utility model;
FIG. 5 shows a schematic cross-sectional view of a lens module according to an embodiment of the utility model;
FIG. 6 shows an enlarged schematic view of the structure of FIG. 5A in accordance with an embodiment of the utility model;
FIG. 7 shows a schematic diagram of an exploded view of a lens module according to an embodiment of the utility model;
fig. 8 shows a schematic view of an exploded structure of a base according to an embodiment of the present utility model.
In the figure: 1. a base; 101. a base shell; 102. a cover plate; 2. a housing; 3. a lens assembly; 301. a first sleeve; 302. a first protrusion; 303. a threaded boss; 304. a glass sheet; 305. a lens module; 3051. a fixed frame; 3052. a convex lens; 306. a second sleeve; 4. a dust-proof assembly; 401. a dust-proof plate; 402. a fixed block; 403. a convex edge; 404. a rotating lever; 5. a drive assembly; 501. a mounting box; 502. a rotating shaft; 503. a first motor; 504. a first transmission gear; 505. a box cover; 6. a transmission assembly; 601. a lead screw; 602. a support block; 603. a second motor; 604. a drive gear; 605. a drive chain; 606. a second transmission gear; 7. a circuit board; 8. an image sensor; 9. a lithium battery.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model provides a camera module with ultra-wide angle shooting, as shown in fig. 1-3, the camera module comprises a main body part and a lens assembly 3, wherein the main body part comprises a base 1 and a shell 2, the shell 2 is fixed on one side of the base 1, an image sensing module is arranged in the shell 2, the lens assembly 3 is detachably arranged on one side of the shell 2, the lens assembly 3 can perform manual focusing and automatic focusing according to actual use requirements, one end of the lens assembly 3 is provided with a split and separable dustproof assembly 4, and the dustproof assembly 4 is driven by a driving assembly 5;
as shown in fig. 4, the dustproof assembly 4 includes two semicircular dustproof plates 401, one end of each dustproof plate 401 is fixed with a fixing block 402, one end of each fixing block 402 is fixed with a rotating rod 404, one end of each rotating rod 404 is connected with the driving assembly 5, two dustproof plates 401 form a complete circular structure when being spliced, the straight edges of the dustproof plates 401 are aligned when the dustproof plates 401 are separated, the two dustproof plates 401 are symmetrical relative to the center lines of the two rotating rods 404, the driving assembly 5 drives the rotating rods 404 to rotate, the rotating rods 404 drive the dustproof plates 401 to circumferentially move by taking the centers of the rotating rods 404 as the axial points, so that separation and splicing of the two dustproof plates 401 are realized, when the dustproof plates 401 are spliced, the circular structure formed by the two dustproof plates 401 covers a lens of the lens assembly 3, external dust is prevented from entering the lens assembly 3, the dustproof effect on the lens assembly 3 is improved, when the dustproof plates 401 are separated, the lens assembly 3 is completely exposed, the dustproof plates 401 cannot block the lens assembly 3, and the dustproof plates 401 can not block the lens assembly 3, so that the shooting definition of the lens assembly 3 is improved.
As shown in fig. 4, the driving assembly 5 includes a first motor 503, two rotating shafts 502 and a mounting box 501, the mounting box 501 is fixed on the lens assembly 3, two rotating shafts 502 are rotatably connected in the mounting box 501, a first transmission gear 504 is sleeved on and fixed to the two rotating shafts 502, the two first transmission gears 504 are meshed, one ends of two rotating rods 404 are respectively connected with one ends of the two rotating shafts 502, the first motor 503 is mounted at the other end of one rotating shaft 502, so that the first motor 503 can drive one rotating shaft 502 to rotate, the other rotating shaft 502 rotates due to the meshing of the first transmission gear 504, the two rotating shafts 502 drive the rotating rods 404 to rotate, and the rotating rods 404 are utilized to drive the dust-proof plates 401 to be spliced or separated.
The upper end of installation box 501 is provided with lid 505, the edge is dismantled with the box body through the bolt around lid 505 and is connected, makes lid 505 for dismantling the setting, is convenient for maintain and install first motor 503, pivot 502 and first drive gear 504 in the installation box 501.
As shown in fig. 3 and fig. 5 to fig. 7, the lens assembly 3 includes a first sleeve 301, a second sleeve 306 and a lens module 305, the second sleeve 306 is in threaded connection with one side of the housing 2, the first sleeve 301 is in threaded connection with one end of the second sleeve 306, the lens module 305 is slidably connected with the inside of the first sleeve 301, an autofocus mechanism is mounted on the lens module 305, the autofocus mechanism is used for adjusting the distance between the lens module 305 and the image sensor module, a glass sheet 304 is detachably mounted at one end of the first sleeve 301, the dust-proof assembly 4 is located at one end of the second sleeve 306, and the dust-proof assembly 4 completely covers the glass sheet 304 during assembly, when manual adjustment and focusing are performed, the first sleeve 301 is manually rotated, so that the first sleeve 301 drives the lens module 305 to be away from the image sensor module, so that the distance between the lens module 305 and the image sensor module is manually adjusted, and when the automatic focusing mechanism is required, the lens module 305 is driven to be away from the image sensor module, so that the distance between the automatic focusing module 305 and the image sensor module is automatically adjusted, or the actual distance between the image sensor module is required to be manually and the image sensor module.
One end integrated into one piece of first sleeve 301 has first protruding 302, one side edge integrated into one piece of dust guard 401 has protruding edge 403, two protruding edges 403 constitute complete annular structure when the dust guard 401 amalgamation, and annular structure is laminated with the lateral wall of first protruding 302, improves the bonding area between first sleeve 301 and the dust guard 401, reduces the probability that has the clearance between first sleeve 301 and the dust guard 401 when amalgamation to improve the protection effect to lens assembly 3, effectively reduce the dust and pile up on lens assembly 3.
As shown in fig. 5, the other end of the first sleeve 301 is integrally formed with a threaded boss 303, one end of the second sleeve 306 is provided with a threaded hole for screwing the threaded boss 303, and when focusing is performed manually, the threaded boss 303 is screwed into or out of the second sleeve 306 by rotating the first sleeve 301, so as to adjust the exposed length of the threaded boss 303 between the first sleeve 301 and the second sleeve 306, and it should be noted that when the first sleeve 301 is rotated, only a small distance adjustment can be performed, and the first sleeve 301 cannot be blindly rotated, so that the first sleeve 301 is prevented from being separated from the second sleeve 306.
As shown in fig. 3, the side cross section of the glass sheet 304 is in a T-shaped configuration, an external thread section is provided on an outer wall of one end of the glass sheet 304, and a threaded hole for the glass sheet 304 to be screwed is provided at one end of the first sleeve 301, so that the glass sheet 304 is detachably configured, and the glass sheet 304 is convenient to be installed and replaced according to the glass sheet 304.
The outside of glass piece 304 is provided with anti-reflection coating and antifog coating, antifog coating is located the outside of anti-reflection coating, reduces reflection and refraction on glass piece 304 surface through anti-reflection coating, improves the luminousness of glass piece 304, makes light penetrate glass piece 304 more evenly, and utilizes antifog coating reducible outside moisture to the interference of glass piece 304, keeps the transparency of glass piece 304 to improve the definition of shooting picture to a certain extent.
The anti-fog coating is composed of polymer material and siloxane, the polymer material and the siloxane are mixed with water to form a coating solution, and then the coating solution is sprayed on the glass sheet 304 in a spraying mode to form a protective film, and water vapor can be prevented from condensing into water drops on the surface of the glass sheet 304 through the protective film, so that the generation of fog is reduced, and the transparency of the glass sheet 304 is maintained.
The anti-reflection coating comprises a metal material, a dielectric material and an anti-reflection layer material, wherein the metal material, the dielectric material and the anti-reflection layer material are deposited on the glass sheet 304 by physical vapor deposition technology, the dielectric material is deposited on the metal layer, and finally the anti-reflection layer material is deposited on the dielectric layer, wherein the metal material is aluminum or silver, the dielectric material is silicon dioxide or titanium dioxide, and the anti-reflection layer material is silicon oxide or titanium oxide.
As shown in fig. 7, the lens module 305 includes an annular fixing frame 3051 and a convex lens 3052 fixed in the fixing frame 3051, the autofocus mechanism is mounted on an outer wall of the fixing frame 3051, and the convex lens 3052 and the glass sheet 304 are coaxially disposed.
As shown in fig. 5 and fig. 6, the automatic focusing mechanism includes a second motor 603, a driving gear 604 and a plurality of lead screws 601, a plurality of lead screws 601 are rotatably connected around a fixed frame 3051, a supporting block 602 is fixed on a side wall of the fixed frame 3051, the second motor 603 is mounted on the supporting block 602, a sliding groove for sliding the supporting block 602 is provided on an inner wall of the first sleeve 301, the driving gear 604 is fixed on an output shaft of the second motor 603 and one of the lead screws 601, the two driving gears 604 are meshed, a plurality of lead screws 601 are in transmission connection through a transmission component 6, a threaded through hole for the other end of the plurality of lead screws 601 to insert into the threaded through hole is provided on an inner wall of the other end of the first sleeve 301, the driving gear 604 is driven to rotate through the second motor, the plurality of lead screws 601 are driven to rotate through the cooperation of the second transmission gear 606 and the transmission chain 605, the fixed frame 3051 is driven to horizontally move in the first sleeve 301 through the cooperation of the lead screws 601 and the threaded through hole, and the distance between the lens module 305 and the image sensing module is adjusted, and the focal length is adjusted.
As shown in fig. 6 and 7, the transmission assembly 6 includes second transmission gears 606 and a transmission chain 605, the number of the second transmission gears 606 is the same as that of the plurality of guide screws 601, the plurality of second transmission gears 606 are respectively fixed on the outer walls of one ends of the plurality of guide screws 601, the plurality of second transmission gears 606 are in transmission connection through the transmission chain 605, and notches for installing the transmission chain 605 and the second transmission gears 606 are formed in the outer walls of the fixing frames 3051, so that one of the guide screws 601 can rotate conveniently, and the other guide screws 601 are driven to rotate by the cooperation of the transmission chain 605 and the second transmission gears 606.
The outer wall of the other end of the second sleeve 306 is also provided with an external thread section, and one side of the shell 2 is provided with a thread installation hole for the second sleeve 306 to be screwed, so that the lens assembly 3 and the shell 2 can be detachably arranged, and the lens assembly 3 can be conveniently installed and detached according to actual use requirements.
As shown in fig. 3, the image sensing module comprises a circuit board 7 and an image sensor 8, the image sensor 8 is fixed on one side of the circuit board 7, the circuit board 7 is fixed inside the casing 2 through screws, the center point of the image sensor 8 and the center point of the convex lens 3052 are positioned on the same horizontal line, so that image data outside the lens assembly 3 can be collected through the image sensor 8, a control chip is mounted on the other side of the circuit board 7, the control chip is electrically connected with the driving assembly 5 and the automatic focusing mechanism, so that the driving assembly 5 and the automatic focusing mechanism are controlled to work through the control chip, the control chip can control the driving assembly 5 to separate the two dust-proof plates 401 when the camera module is started so as to facilitate shooting operation, and meanwhile, the control chip can also control the automatic focusing mechanism to perform automatic focusing, so that convenience in use is improved.
As shown in fig. 8, the base 1 includes a base shell 101 and a cover plate 102, the cover plate 102 is mounted on one side of the base shell 101, a lithium battery 9 is mounted in the base shell 101, the lithium battery 9 is electrically connected with the image sensing module, the image sensing module is provided with electric energy by the lithium battery 9, the lithium battery 9 can be periodically detached and charged or replaced by detaching the cover plate 102, and the convenience of use is improved.
Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (4)
1. A camera module with super wide angle makes a video recording, its characterized in that: comprising the following steps:
the main body part comprises a base (1) and a shell (2), wherein the shell (2) is fixed on one side of the base (1), and an image sensing module is arranged in the shell (2);
the lens assembly (3), the lens assembly (3) is detachably arranged on one side of the shell (2), the lens assembly (3) can be manually and automatically focused according to actual use requirements, one end of the lens assembly (3) is provided with a split and separated dustproof assembly (4), and the dustproof assembly (4) is driven by the driving assembly (5);
the dustproof assembly (4) comprises two semicircular dustproof plates (401), one end of each dustproof plate (401) is fixedly provided with a fixed block (402), one end of each fixed block (402) is fixedly provided with a rotating rod (404), one end of each rotating rod (404) is connected with the driving assembly (5), a complete circular structure is formed when the two dustproof plates (401) are spliced, the straight line edges of the dustproof plates (401) are aligned when the two dustproof plates (401) are separated, and the two dustproof plates (401) are symmetrical relative to the central lines of the two rotating rods (404);
the lens assembly (3) comprises a first sleeve (301), a second sleeve (306) and a lens module (305), wherein the second sleeve (306) is in threaded connection with one side of the shell (2), the first sleeve (301) is in threaded connection with one end of the second sleeve (306), the lens module (305) is in sliding connection with the inside of the first sleeve (301), an automatic focusing mechanism is arranged on the lens module (305) and used for adjusting the distance between the lens module (305) and the image sensing module, a glass sheet (304) is detachably arranged at one end of the first sleeve (301), the dustproof assembly (4) is positioned at one end of the second sleeve (306), and the dustproof assembly (4) completely covers the glass sheet (304) during splicing;
the side cross section of the glass sheet (304) is T-shaped, an external thread section is arranged on the outer wall of one end of the glass sheet (304), and a threaded hole for the glass sheet (304) to be screwed is formed in one end of the first sleeve (301);
one end of the first sleeve (301) is integrally formed with a first bulge (302), one side edge of the dustproof plate (401) is integrally formed with a convex edge (403), and when the two dustproof plates (401) are spliced, the two convex edges (403) form a complete annular structure, and the annular structure is attached to the side wall of the first bulge (302);
the lens module (305) comprises an annular fixing frame (3051) and a convex lens (3052) fixed in the fixing frame (3051), the automatic focusing mechanism is installed on the outer wall of the fixing frame (3051), and the convex lens (3052) and the glass sheet (304) are coaxially arranged;
the automatic focusing mechanism comprises a second motor (603), a driving gear (604) and a plurality of guide screws (601), wherein the guide screws (601) are rotationally connected to the periphery of a fixed frame (3051), a supporting block (602) is fixed on the side wall of the fixed frame (3051), the second motor (603) is installed on the supporting block (602), a sliding chute for the supporting block (602) to slide is formed in the inner wall of the first sleeve (301), the driving gear (604) is fixed on an output shaft of the second motor (603) and one of the guide screws (601), the two driving gears (604) are meshed, the guide screws (601) are in transmission connection through a transmission assembly (6), and a threaded through hole for the other end of the guide screws (601) to be inserted into the threaded through hole is formed in the inner wall of the other end of the first sleeve (301);
the transmission assembly (6) comprises second transmission gears (606) and a transmission chain (605) which are the same in number as the guide screws (601), the second transmission gears (606) are respectively fixed on the outer walls of one ends of the guide screws (601), the second transmission gears (606) are in transmission connection through the transmission chain (605), notches for installing the transmission chain (605) and the second transmission gears (606) are formed in the outer walls of the fixed frames (3051), and when one guide screw (601) rotates, the other guide screws (601) are driven to rotate by the aid of the cooperation of the transmission chain (605) and the second transmission gears (606);
an anti-reflection coating and an anti-fog coating are arranged on the outer side of the glass sheet (304), and the anti-fog coating is positioned on the outer side of the anti-reflection coating;
the anti-reflection coating comprises a metal material, a dielectric material and an anti-reflection layer material, wherein a physical vapor deposition technology is utilized to deposit the metal layer on the glass sheet (304), then the dielectric material is deposited on the metal layer, and finally the anti-reflection layer material is deposited on the dielectric layer;
the anti-fog coating is composed of a polymer material and siloxane, the polymer material and the siloxane are mixed with water to form a coating solution, and then the coating solution is sprayed on a glass sheet (304) in a spraying mode to form a protective film.
2. The camera module with ultra-wide angle camera as recited in claim 1, wherein: the driving assembly (5) comprises a first motor (503), two rotating shafts (502) and an installation box (501), wherein the installation box (501) is fixed on the lens assembly (3), the two rotating shafts (502) are rotationally connected inside the installation box (501), the two rotating shafts (502) are sleeved and fixed with a first transmission gear (504), the two first transmission gears (504) are meshed, one ends of the two rotating rods (404) are respectively connected with one ends of the two rotating shafts (502), and the first motor (503) is installed at the other end of one rotating shaft (502).
3. The camera module with ultra-wide angle camera as recited in claim 2, wherein: the other end of the first sleeve (301) is integrally formed with a threaded boss (303), and one end of the second sleeve (306) is provided with a screw hole for the threaded boss (303) to be screwed.
4. A camera module with ultra-wide angle camera as recited in claim 3, wherein: the image sensing module comprises a circuit board (7) and an image sensor (8), wherein the image sensor (8) is fixed on one side of the circuit board (7), the circuit board (7) is fixed inside the shell (2) through screws, and the center point of the image sensor (8) and the center point of the convex lens (3052) are positioned on the same horizontal line.
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| CN202311317903.8A CN117061855B (en) | 2023-10-12 | 2023-10-12 | Camera module with super wide angle is made a video recording |
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| CN202311317903.8A CN117061855B (en) | 2023-10-12 | 2023-10-12 | Camera module with super wide angle is made a video recording |
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| CN117061855B true CN117061855B (en) | 2024-01-19 |
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| CN117061855A (en) | 2023-11-14 |
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