Self-cleaning camera device

Abstract

The utility model discloses a self-cleaning camera device, which relates to the technical field of camera devices and comprises a shell, one side end of the shell is open, and a transparent plate with a closed opening is mounted at the open end of the shell; the camera is mounted in the shell, and the camera end of the camera corresponds to the transparent plate; the windshield wiper mechanism comprises a magnetic suction scraping plate assembly and a scraping and brushing magnetic suction driving mechanism; the magnetic suction scraper assembly slidably abuts against the outer side plate face of the transparent plate, the scraping and brushing magnetic suction driving mechanism is installed in the shell, and the magnetic suction driving end of the scraping and brushing magnetic suction driving mechanism is connected with the magnetic suction scraper assembly in a magnetic suction mode so as to drive the magnetic suction scraper assembly to slide to scrape and brush the outer side plate face of the transparent plate through magnetic force. According to the utility model, dead-angle-free wiping and cleaning can be realized, the windshield wiper does not need to be mounted in a hole on the light-transmitting screen of the camera device, the service life of the camera can be prolonged, the shooting quality can be improved, and the windshield wiper has the characteristic of convenience in disassembly and assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of camera devices, in particular to a self-cleaning camera device. Background Art

[0002] Generally, the cleaning wiper of a camera adopts a fan-shaped scraping method. The cleaning force at the end of the stress point of the wiper is insufficient, which will cause the problem of unclear images of the device, and there are cleaning dead corners for a conventional rectangular screen plate; the wiper designed for fan-shaped scraping needs to be installed by opening a hole under the light-passing screen plate of the camera device. After a long time, the opening sealing structure will be damaged due to movement wear, resulting in dust and water vapor entering the camera device, which will affect the imaging quality and service life of the device; moreover, the structural design of installing the wiper by opening a hole requires disassembling the camera device housing to replace the wiper.

[0003] Chinese Patent (Authorized Publication No. CN 202488559 U, October 10, 2012) discloses a 3G wireless integrated laser camera; in its technical solution, a wiper shaft and a connected wiper member are arranged on the lens surface of the camera. The wiper member is fixedly connected to the wiper shaft, and the rotation of the wiper shaft drives the wiper member to rub and brush on the lens surface of the camera to remove rainwater or stains on the lens surface of the camera, so as to achieve the purpose of cleaning the camera. It can be seen that the technical solution has technical defects such as cleaning dead corners, inconvenient replacement of the wiper member, and the wiper shaft penetrates through the lens and extends into the camera interior, and the camera lens is prone to water and dust ingress due to poor sealing.

[0004] Therefore, how to provide a self-cleaning camera device that can achieve dead-angle-free scraping and cleaning, and its wiper does not need to be installed by opening a hole on the light-passing screen of the camera device, can improve the service life and shooting quality of the camera device, and the wiper has the characteristics of convenient disassembly and assembly is an urgent problem to be solved by those skilled in the art. Content of the Utility Model

[0005] In view of this, the utility model provides a self-cleaning camera device, aiming to solve the technical problem that the camera device with a wiper adopting the traditional fan-shaped scraping method damages the sealing performance of the camera device due to the installation of the wiper shaft by opening a hole on the light-passing screen.

[0006] In order to achieve the above object, the utility model adopts the following technical solutions:

[0007] The utility model provides a self-cleaning camera device, including:

[0008] A housing, one side end of the housing is open, and a transparent plate for closing the opening is installed at its open end;

[0009] A camera, the camera is installed inside the housing and its camera end corresponds to the transparent plate;

[0010] A wiper mechanism, the wiper mechanism includes a magnetic scraping plate assembly and a scraping magnetic drive mechanism; the magnetic scraping plate assembly is slidably abutted against the outer plate surface of the transparent plate, and the scraping magnetic drive mechanism is installed inside the housing, and its magnetic drive end is magnetically connected to the magnetic scraping plate assembly to drive the magnetic scraping plate assembly to slide and scrape the outer plate surface of the transparent plate by magnetic force.

[0011] The housing of a self-cleaning camera device of the present utility model functions to install and protect the camera, which can reduce the failure rate of the camera device and extend the service life of the camera device; the transparent plate is used for the camera to pass light; the wiper mechanism is used to clean the dust and rainwater on the outer plate surface of the transparent plate to improve the light transmittance of the transparent plate and the clarity of the camera shooting, thereby improving the shooting quality of the camera; the scraping magnetic drive mechanism arranged inside the housing drives the magnetic scraping plate assembly to scrape in a non-contact magnetic force manner; the magnetic scraping plate assembly is magnetically attached to the outer plate surface of the transparent plate, without drilling holes in the transparent plate for installation, improving the sealing performance of the housing, improving the durability of the camera device, and avoiding dust pollution of the internal camera; and the magnetic scraping plate assembly is connected and installed by magnetic attraction, which is convenient for installation, disassembly and replacement.

[0012] As a further improvement of the above technical solution, the magnetic scraping plate assembly includes a scraping plate and a first magnet; the scraping plate is slidably abutted against the outer plate surface of the transparent plate, and the first magnet is fixed at one end of the scraping plate and corresponds to the periphery of the open end of the housing;

[0013] The magnetic drive end of the scraping magnetic drive mechanism is arranged corresponding to the first magnet to drive the first magnet to move by magnetic force, and then drive the scraping plate to scrape the outer plate surface of the transparent plate.

[0014] The beneficial effect of the above technical solution is that the first magnet is fixed at one end of the scraping plate, which can improve the force stability of the end of the scraping plate.

[0015] As a further improvement of the above technical solution, the scraping magnetic drive mechanism includes a linear drive mechanism and a second magnet as the magnetic drive end; the second magnet is located inside the housing and corresponds to the first magnet, and the second magnet is magnetically connected to the first magnet; the drive end of the linear drive mechanism is fixedly connected to the second magnet to drive it to linearly translate along a direction parallel to the plate surface of the transparent plate.

[0016] The beneficial effect of the above technical solution is that the linear drive mechanism drives the first magnet to linearly translate through the second magnet, which can drive the scraping plate to linearly translate and scrape the outer plate surface of the transparent plate; the linear translation scraping method is beneficial to achieve dead-angle-free scraping.

[0017] As a further improvement of the above technical solution, a linear guide groove is formed in the inner wall of the housing along the direction parallel to the plate surface of the transparent plate, and the second magnet is slidably connected in the linear guide groove;

[0018] The driving end of the linear driving mechanism is fixedly connected to the second magnet to drive the second magnet to slide along the length direction of the linear guide groove.

[0019] The beneficial effect of the above technical solution is that the second magnet is slidably connected in the linear guide groove, which improves the stability of driving and translation.

[0020] As a further improvement of the above technical solution, the scraper is a flexible strip-shaped scraper; the first magnets are fixed at both ends of the scraper;

[0021] There are two second magnets and two linear guide grooves. The two linear guide grooves are arranged in parallel and opposite to each other and correspond to the two opposite ends of the inner side plate surface of the transparent plate; the two second magnets are slidably connected to the two linear guide grooves in a one-to-one correspondence; the two second magnets are magnetically connected to the two first magnets in a one-to-one correspondence, so that the scraper is pressed against and attached to the outer side plate surface of the transparent plate.

[0022] The beneficial effect of the above technical solution is that the first magnets are fixed at both ends of the flexible strip-shaped scraper, which further improves the force stability at the ends of the scraper, enables the scraper to maintain a straight scraping state during the scraping process, and thus improves the scraping effect; the two second magnets are magnetically connected to the two first magnets in a one-to-one correspondence, which can not only realize the stable and tight attachment of the scraper to the outer side plate surface of the transparent plate, but also keep the scraper in a straight and tensioned state.

[0023] As a further improvement of the above technical solution, the middle part of the scraper is arc-shaped, and the outer side of its arc is pressed against and attached to the outer side plate surface of the transparent plate.

[0024] The beneficial effect of the above technical solution is that in the natural state of the flexible strip-shaped scraper, its middle part is a curved arc. When in use, it is pressed against the outer side plate surface of the transparent plate by the first magnets fixed at both ends to flatten and attach the arc-shaped scraper to the transparent plate; by flattening and pressing the outer side of the arc of the scraper against the outer side plate surface of the transparent plate, the tightness of the attachment between the scraper and the plate surface of the transparent plate can be improved.

[0025] As a further improvement of the above technical solution, the linear driving mechanism includes a driving motor, a lead screw and a nut;

[0026] There are two lead screws, and the two lead screws are arranged corresponding to the two linear guide grooves; the two lead screws are parallel to the length direction of the linear guide grooves and are rotatably connected to the inner wall of the housing;

[0027] The housing of the drive motor is fixedly installed inside the housing, and its rotating shaft drives the two lead screws through a transmission belt to drive the two lead screws to rotate; nuts are threadedly connected to both of the two lead screws, and the nuts can be driven to move along the length direction of the lead screws; the two nuts are fixedly connected to the two second magnets one by one to drive the second magnets to slide in the corresponding linear guide grooves.

[0028] The beneficial effects of the above technical solution are as follows: The drive motor drives the two lead screws to rotate synchronously through the transmission belt, enabling the two second magnets to slide synchronously in the linear guide grooves, thereby improving the stability of the translational scraping of the scraper.

[0029] As a further improvement of the above technical solution, a lubricant is applied between the first magnet and the transparent plate.

[0030] The beneficial effects of the above technical solution are as follows: A lubricant is applied between the first magnet and the transparent plate, which can improve the smoothness of scraping.

[0031] As a further improvement of the above technical solution, a controller is further included, and the controller is electrically connected to the scraping magnetic attraction driving mechanism.

[0032] The beneficial effects of the above technical solution are as follows: The controller is used to control the working state of the scraping magnetic attraction driving mechanism, and further control the scraping of the magnetic attraction scraper assembly on the transparent plate.

[0033] As a further improvement of the above technical solution, the transparent plate is rectangular; the length of the scraper of the magnetic attraction scraper assembly is not less than the length or width of the transparent plate.

[0034] The beneficial effects of the above technical solution are as follows: The length of the scraper covers the length or width of the transparent plate, and the dead-angle-free scraping and cleaning can be realized through linear translational scraping.

[0035] It can be seen from the above technical solutions that compared with the prior art, the present invention discloses a self-cleaning camera device, which has the following advantages and beneficial effects:

[0036] 1. The self-cleaning camera device of the present invention can achieve dead-angle-free scraping and cleaning, the wiper is convenient to disassemble and install, the transparent plate does not need to be perforated, the dust and waterproof effects are good, the durability of the camera device is good, the service life is long, and the shooting quality is high.

[0037] 2. The self-cleaning camera device of the present invention magnetically attracts and connects the first magnets at both ends of the scraper through the two second magnets, making the forces at both ends of the flexible scraper more stable, enabling the scraper to closely fit the transparent plate and keep itself in a tensioned state, improving the scraping effect. Description of the Drawings

[0038] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on the provided drawings.

[0039] Figure 1 Structural schematic diagram of a self-cleaning camera device of the present invention;

[0040] Figure 2 Internal structural schematic diagram of a self-cleaning camera device of the present invention;

[0041] Figure 3 Split structural schematic diagram of the magnetic adsorption scraper assembly of a self-cleaning camera device of the present invention;

[0042] Figure 4 Structural schematic diagram of the linear drive mechanism of a self-cleaning camera device of the present invention;

[0043] Figure 5 Schematic diagram of the installation state and brushing area of the sector wiper of the existing camera device;

[0044] In the figure: 1. Housing; 11. Transparent plate; 12. Linear guide groove; 13. Transparent plate installation groove; 2. Camera; 3. Wiper mechanism; 31. Magnetic adsorption scraper assembly; 311. Scraper; 3111. Arc-shaped convex side; 312. Magnet I; 32. Brushing magnetic adsorption drive mechanism; 321. Linear drive mechanism; 3211. Drive motor; 3212. Lead screw; 3123. Nut; 322. Magnet II; 4. Sector wiper; 41. Wiper shaft; 5. Rectangular screen. Detailed implementation manners

[0045] The following will describe in detail the embodiments of the present invention. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present invention, and should not be construed as a limitation to the present invention.

[0046] In the description of the present invention, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0047] In addition, the terms "first" and "second" are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, "a plurality of" means two or more, unless otherwise specifically defined.

[0048] In the present utility model, unless otherwise clearly specified and defined, terms such as "installed", "connected", "joined", "fixed", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0049] As Figure 5 shown, when the existing sector wiper 4 is applied to the rectangular screen 5 of the camera device, Figure 5 where the arrow indicates the wiping direction of the sector wiper 4, there will be a problem of missed wiping at the upper left and right corners of the rectangular screen 5, resulting in an impact on the clarity of the camera image; and the structure in which the wiper shaft 41 of the sector wiper 4 penetrates the rectangular screen 5 and is connected to the rotating drive motor shaft arranged inside the camera device has the problem that it is not easy to replace the sector wiper 4.

[0050] As Figures 1 to 4 shown, a self-cleaning camera device includes:

[0051] A housing 1, with an open front end, and a transparent plate 11 for closing the open end is installed at its open end;

[0052] A camera 2, installed inside the housing 1 and its camera end corresponding to the transparent plate 11 to capture external images;

[0053] A wiper mechanism 3, which includes a magnetic adsorption scraping plate assembly 31 and a scraping magnetic adsorption driving mechanism 32; the magnetic adsorption scraping plate assembly 31 is slidably abutted against the outer plate surface of the transparent plate 11, and the scraping magnetic adsorption driving mechanism 32 is installed inside the housing 1, and its magnetic adsorption driving end is magnetically connected to the magnetic adsorption scraping plate assembly 31 to drive the magnetic adsorption scraping plate assembly 31 to slide and scrape the outer plate surface of the transparent plate 11 by magnetic force.

[0054] The housing 1 of a self-cleaning camera device in this embodiment serves to install and protect the camera 2, which can reduce the failure rate of the camera device and extend the service life of the camera device; the transparent plate 11 is used for the camera 2 to transmit light; the wiper mechanism 3 is used to clean the dust and rainwater on the outer surface of the transparent plate 11, so as to improve the light transmittance of the transparent plate 11 and the clarity of the camera 2 shooting, and further improve the shooting quality of the camera device; the scraping magnetic drive mechanism 32 arranged inside the housing 1 drives the magnetic scraping plate assembly 31 to scrape in a non-contact magnetic manner; the magnetic scraping plate assembly 31 is magnetically attached to the outer surface of the transparent plate 11, without drilling holes in the transparent plate 11 for installation, which improves the sealing performance of the housing 1, improves the durability of the camera device, and can avoid dust pollution of the internal camera 2; and the magnetic scraping plate assembly 31 is connected and installed by magnetic attraction, which is convenient for installation, disassembly and replacement.

[0055] In some embodiments, the magnetic scraping plate assembly 31 includes a scraping plate 311 and a first magnet 312; the scraping plate 311 slidably abuts against the outer surface of the transparent plate 11, and the first magnet 312 is adhesively fixed to one end of the scraping plate 311 and corresponds to the periphery of the open end of the housing 1;

[0056] The magnetic drive end of the scraping magnetic drive mechanism 32 is arranged corresponding to the first magnet 312 to drive the first magnet 312 to move through magnetic force, and then drive the scraping plate 311 to scrape the outer surface of the transparent plate 11.

[0057] The first magnet 312 is fixed at one end of the scraping plate 311, which can improve the force stability at the end of the scraping plate 311.

[0058] Specifically, the first magnet 312 is adhesively fixed to the side end of the scraping plate 311 away from the transparent plate 11, so as to press and fit the side end of the scraping plate 311 close to the transparent plate 11 under the magnetic attraction.

[0059] In some embodiments, the scraping magnetic drive mechanism 32 includes a linear drive mechanism 321 and a second magnet 322 as the magnetic drive end; the second magnet 322 is located inside the housing 1 and corresponds to the first magnet 312, and the second magnet 322 is magnetically connected to the first magnet 312; the drive end of the linear drive mechanism 321 is fixedly connected to the second magnet 322 to drive it to linearly translate along the direction parallel to the surface of the transparent plate 11.

[0060] The linear drive mechanism 321 drives the first magnet 312 to linearly translate through the second magnet 322, which can drive the scraping plate 311 to linearly translate and scrape the outer surface of the transparent plate 11; the linear translation scraping method is conducive to achieving dead-angle-free scraping.

[0061] In some embodiments, a linear guide groove 12 is formed on the inner wall of the housing 1 along the direction parallel to the surface of the transparent plate 11, and the second magnet 322 is slidably connected in the linear guide groove 12;

[0062] The driving end of the linear driving mechanism 321 is fixedly connected to the second magnet 322 to drive the second magnet 322 to slide along the length direction of the linear guide groove 12.

[0063] The second magnet 322 is slidably connected in the linear guide groove 12, which improves the stability of driving and translation.

[0064] Specifically, the linear guide groove 12 is arranged along the height direction of the housing 1; the scraping plate 311 is arranged along the width direction of the housing 1; the driving end of the linear driving mechanism 321 drives the second magnet 322 to move up and down along the height direction of the housing 1 in the linear guide groove 12, and then drives the first magnet 312 and the scraping plate 311 to move up and down along the height direction of the housing 1 for scraping.

[0065] In some embodiments, the scraping plate 311 is a flexible strip-shaped scraping plate; the first magnets 312 are fixed at both ends of the scraping plate 311;

[0066] There are two second magnets 322 and two linear guide grooves 12. The two linear guide grooves 12 are arranged in parallel and opposite to each other at the two opposite ends of the inner side plate surface of the transparent plate 11; the two second magnets 322 are slidably connected to the two linear guide grooves 12 respectively; the two second magnets 322 are magnetically attracted to the two first magnets 312 respectively, so that the scraping plate 311 is pressed against and attached to the outer side plate surface of the transparent plate 11.

[0067] The first magnets 312 are fixed at both ends of the flexible strip-shaped scraping plate 311, which further improves the force stability at the ends of the scraping plate 311, enables the scraping plate 311 to maintain a straight scraping state during the scraping process, and thus improves the scraping effect; the two second magnets 322 are magnetically attracted to the two first magnets 312 respectively, which can not only make the scraping plate 311 stably and tightly attached to the outer side plate surface of the transparent plate 11, but also keep the scraping plate 311 in a straight and tensioned state.

[0068] Specifically, the housing 1 is cuboid-shaped; the transparent plate 11 is rectangular; a transparent plate installation groove 13 is formed on the front inner side wall of the housing 1, and the periphery of the transparent plate 11 is hermetically and fittingly installed in the transparent plate installation groove 13.

[0069] In some embodiments, the middle part of the scraping plate 311 is arc-shaped, and the arc convex side 3111 thereof is pressed against and attached to the outer side plate surface of the transparent plate 11.

[0070] In the natural state of the flexible strip-shaped scraping plate 311, the middle part is arc-shaped and bent. During use, it is pressed against the outer side plate surface of the transparent plate 11 through the first magnets 312 fixed at both ends to flatten and attach the arc-shaped scraping plate 311 to the transparent plate 11; by flattening and pressing the arc convex side 3111 of the scraping plate 311 against the outer side plate surface of the transparent plate 11, the fitting tightness between the scraping plate 311 and the plate surface of the transparent plate 11 can be improved.

[0071] In some embodiments, the linear drive mechanism 321 includes a drive motor 3211, a lead screw 3212, and a nut 3213;

[0072] There are two lead screws 3212, and the two lead screws 3212 respectively correspond to the two linear guide grooves 12; both of the two lead screws 3212 are parallel to the length direction of the linear guide groove 12 and are rotatably connected to the inner wall of the housing 1;

[0073] The housing of the drive motor 3211 is fixedly installed inside the housing 1, and its rotating shaft is drivingly connected to the two lead screws 3212 through a transmission belt to drive the two lead screws 3212 to rotate; nuts 3213 are threadedly connected to both of the two lead screws 3212, and can drive the nuts 3213 to move along the length direction of the lead screws 3212; the two nuts 3213 are respectively fixedly connected to the two magnets two 322 by bolts or adhesives to drive the magnets two 322 to slide in the corresponding linear guide grooves 12.

[0074] The drive motor 3211 drives the two lead screws 3212 to rotate synchronously through the transmission belt, which can make the two magnets two 322 slide synchronously in the linear guide grooves 12, thereby improving the translation and scraping stability of the scraper 311; Figure 1 The arrow direction in the figure indicates the up and down translation and scraping direction of the scraper 311.

[0075] Specifically, both ends of the two lead screws 3212 are rotatably connected to bearing seats, and the bearing seats are installed on the inner wall of the housing 1.

[0076] It should be noted that: the transmission belt can be selected from existing synchronous toothed belts, and transmission gears adapted to the synchronous toothed belts are fixedly installed on both the two lead screws 3212 and the rotating shaft of the drive motor 3211; the rotating shaft of the drive motor 3211 and the two lead screws 3212 are both drivingly connected through synchronous toothed belts to improve the synchronism and accuracy of the drive. When the linear drive mechanism 321 is installed and arranged, the lead screw 3212 and the nut 3213 are arranged corresponding to the periphery of the camera 2 and close to the inner side wall of the housing 1, and the drive motor 3211 and the transmission belt are arranged on the side of the camera 2 away from the transparent plate 11, so as not to interfere with the imaging work of the camera 2. The linear drive mechanism 321 can also be selected from other existing linear drive structures.

[0077] In some embodiments, a lubricant is applied between the magnet one 312 and the transparent plate 11.

[0078] Under the magnetic attraction, the magnet one 312 and the transparent plate 11 will come into contact, and a lubricant is applied between the magnet one 312 and the transparent plate 11, which can improve the smoothness of scraping.

[0079] Specifically, the lubricant can be selected from ultra-high molecular weight polyethylene materials.

[0080] Specifically, both the first magnet 312 and the second magnet 322 are powerful magnets made of neodymium iron boron. The linear guide groove 12 can be designed as a T-shaped chute or a dovetail chute to prevent the second magnet 322 slidingly connected to the linear guide groove 12 from disengaging.

[0081] In some embodiments, a controller is further included, and the controller is electrically connected to the brush magnetic attraction driving mechanism 32.

[0082] The controller is used to control the working state of the brush magnetic attraction driving mechanism 32, and further control the brushing of the magnetic attraction scraping plate assembly 31 on the transparent plate 11.

[0083] In some embodiments, the length of the scraping plate 311 of the magnetic attraction scraping plate assembly 31 is not less than the length or width of the transparent plate 11.

[0084] The length of the scraping plate 311 covers the length or width of the transparent plate 11, and dead-angle-free brushing and cleaning can be achieved through linear translation brushing.

[0085] It should be noted that: the spatial attitude of the housing 1 can be arranged according to the needs of the use place; the brushing direction and stroke of the scraping plate 311 can also be flexibly adjusted according to the shape of the transparent plate 11, and it is advisable that the brushing range of the scraping plate 311 can fully cover the light-transmitting range of the transparent plate 11.

[0086] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine the different embodiments or examples described in this specification.

[0087] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present invention.

Claims

1. A self-cleaning imaging device, characterized in that, Comprising: A housing (1), one end of the housing (1) is open, and a transparent plate (11) for closing the opening is installed at its open end; A camera (2), the camera (2) is installed inside the housing (1) and its camera end corresponds to the transparent plate (11); A wiper mechanism (3), the wiper mechanism (3) includes a magnetic scraping plate assembly (31) and a scraping magnetic drive mechanism (32); the magnetic scraping plate assembly (31) slides and abuts against the outer plate surface of the transparent plate (11), and the scraping magnetic drive mechanism (32) is installed inside the housing (1), and its magnetic drive end is magnetically connected to the magnetic scraping plate assembly (31) to drive the magnetic scraping plate assembly (31) to slide and scrape the outer plate surface of the transparent plate (11) by magnetic force.

2. The self-cleaning camera device according to claim 1, wherein, The magnetic scraping plate assembly (31) includes a scraping plate (311) and a first magnet (312); the scraping plate (311) slides and abuts against the outer plate surface of the transparent plate (11), and the first magnet (312) is fixed at one end of the scraping plate (311) and corresponds to the periphery of the open end of the housing (1); The magnetic drive end of the scraping magnetic drive mechanism (32) is arranged corresponding to the first magnet (312) to drive the first magnet (312) to move by magnetic force, and then drive the scraping plate (311) to scrape the outer plate surface of the transparent plate (11).

3. The self-cleaning imaging device according to claim 2, wherein The scraping magnetic drive mechanism (32) includes a linear drive mechanism (321) and a second magnet (322) as the magnetic drive end; the second magnet (322) is located inside the housing (1) and corresponds to the first magnet (312), and the second magnet (322) is magnetically connected to the first magnet (312); the drive end of the linear drive mechanism (321) is fixedly connected to the second magnet (322) to drive it to linearly translate along the direction parallel to the plate surface of the transparent plate (11).

4. The self-cleaning imaging device according to claim 3, wherein A linear guide groove (12) is formed in the inner wall of the housing (1) along the direction parallel to the plate surface of the transparent plate (11), and the second magnet (322) is slidably connected in the linear guide groove (12); The drive end of the linear drive mechanism (321) is fixedly connected to the second magnet (322) to drive the second magnet (322) to slide along the length direction of the linear guide groove (12).

5. The self-cleaning imaging device according to claim 4, wherein, The scraping plate (311) is a flexible strip-shaped scraping plate; the first magnets (312) are fixed at both ends of the scraping plate (311); Both the second magnet (322) and the linear guide grooves (12) are two, the two linear guide grooves (12) are arranged in parallel and opposite and correspond to the two opposite ends of the inner plate surface of the transparent plate (11); the two second magnets (322) are slidably connected to the two linear guide grooves (12) respectively; the two second magnets (322) are magnetically connected to the two first magnets (312) respectively to make the scraping plate (311) press and fit against the outer plate surface of the transparent plate (11).

6. The self-cleaning imaging device according to claim 5, wherein, The middle part of the scraping plate (311) is arc-shaped, and the outer arc of it presses and fits against the outer plate surface of the transparent plate (11).

7. The self-cleaning imaging device according to claim 5, wherein The linear drive mechanism (321) includes a drive motor (3211), a lead screw (3212) and a nut (3213); There are two lead screws (3212), and the two lead screws (3212) are arranged corresponding to the two linear guide grooves (12) respectively; both of the two lead screws (3212) are parallel to the length direction of the linear guide groove (12) and are rotatably connected to the inner wall of the housing (1); The housing of the drive motor (3211) is fixedly installed inside the housing (1), and its rotating shaft is connected to the two lead screws (3212) through a transmission belt to drive the two lead screws (3212) to rotate; the nuts (3213) are threadedly connected to both of the two lead screws (3212) and can drive the nuts (3213) to move along the length direction of the lead screws (3212); the two nuts (3213) are fixedly connected to the two second magnets (322) respectively to drive the second magnets (322) to slide in the corresponding linear guide grooves (12).

8. The self-cleaning imaging device according to claim 5, wherein, A lubricant is applied between the first magnet (312) and the transparent plate (11).

9. The self-cleaning camera device according to claim 1, characterized in that It further includes a controller, and the controller is electrically connected to the brush magnetic attraction drive mechanism (32).

10. The self-cleaning camera device according to claim 1, characterized in that, The transparent plate (11) is rectangular; the length of the scraper (311) of the magnetic attraction scraper assembly (31) is not less than the length or width of the transparent plate (11).

Images