CN108061997B

CN108061997B - Dustproof device convenient for projector lens

Info

Publication number: CN108061997B
Application number: CN201810110511.7A
Authority: CN
Inventors: 凌永康; 钱广涛
Original assignee: Nanjing Xingshi Optoelectronics Technology Co ltd
Current assignee: Nanjing Xingshi Optoelectronics Technology Co ltd
Priority date: 2018-02-05
Filing date: 2018-02-05
Publication date: 2024-08-02
Anticipated expiration: 2038-02-05
Also published as: CN108061997A

Abstract

The invention discloses a dustproof device convenient for a projector lens, which comprises a lens shell, a projector main body, a fixed column, a square wood plate, a bending rod, a first gear, a first supporting rod, a fixed block, a button switch, a second gear, an insulating rod, an anode plate, a second supporting rod, an output gear, a motor, a conductive block and a power supply. This dust keeper convenient to projector camera lens convenient operation, and can be fine prevent the dust, when the projector is in use, insulator spindle and kink pole drive the gear through the motor and drive insulator spindle and kink pole rotate to being close to the wall top department, the projector normal use, when finishing using, the turn-off projector, the insulator spindle rotates to the normal position, and the insulator spindle supports button switch for button switch presses down, power on makes the conducting block discharge, the dust in the air is fallen to the anode plate by the ionization, the dust quantity in the air has been reduced, and the kink pole rotates to the normal position simultaneously, make square plank cover the camera lens shell, the entering of dust has been prevented.

Description

Dustproof device convenient for projector lens

Technical Field

The invention relates to a dustproof device, in particular to a dustproof device convenient for a projector lens, and belongs to the technical field of lens dustproof.

Background

The lens has two fingers in the film and television, one finger is an optical lens, the two finger lens picture, the optical lens is an indispensable component in the machine vision system, the imaging quality is directly influenced, and the realization and effect of the algorithm are influenced. The optical lens can be divided into a short-focus lens, a medium-focus lens and a long-focus lens from the focal length; the size of the field of view is divided into a wide angle, a standard and a telephoto lens; the structure is divided into a fixed aperture fixed focus lens, a manual aperture fixed focus lens, an automatic aperture fixed focus lens, a manual zoom lens, an automatic aperture electric zoom lens and the like. The quality of the lens is always a key factor affecting the imaging quality, and the digital camera is certainly no exception. Although the optical resolution of the lens is in principle required to be low due to the limited CCD resolution of the digital camera, on the other hand, the lens is required to secure a certain imaging quality due to the small imaging area of the digital camera.

The price of the projector on the market is generally higher, and the service life of the projector is greatly influenced by dust, so that maintenance and regular cleaning of the projector are important at ordinary times, and cleaning of the projector hung on the wall is troublesome. Therefore, a dust-proof device for a projector lens is proposed to solve the above problems.

Disclosure of Invention

The present invention is directed to a dust-proof device for a projector lens, which solves the above problems.

The dustproof device for the projector lens comprises a lens shell, wherein one end of the lens shell is fixedly provided with a projector main body, the top of the projector main body is provided with a fixed column, the fixed column is fixedly arranged on the wall top, the opening of the lens shell is in fit connection with a square plank, one side of the square plank is fixedly arranged at one end of a bending rod, the other end of the bending rod is fixedly connected with a first gear, the first gear is rotationally connected with a first supporting rod, the top end of the first supporting rod is fixedly connected to the wall top, one side of the bottom end of the first supporting rod is fixedly provided with a fixed block, one side of the fixed block is provided with a button switch, the first gear is in meshed connection with a second gear, the second gear is fixedly connected with an insulating rod, one side of the insulating rod is fixedly provided with a conductive block, the bottom end of the insulating rod is fixedly provided with an anode plate perpendicular to the insulating rod, the second gear is rotationally connected with a second supporting rod, the second gear is in meshed connection with an output gear, the output gear is rotationally connected with a second supporting rod, and the output gear is fixedly connected with one end of the output motor.

Preferably, one end of the button switch is fixedly connected with a fixed block, and the other end of the button switch is connected with an insulating rod in a fitting manner.

Preferably, a rubber plug is arranged on one side of the square wood board, which is close to the lens shell.

Preferably, the output gear is connected with a second gear in a meshed mode, the second gear is connected with a first gear in a meshed mode, and the radius of the second gear is smaller than that of the first gear.

Preferably, the conductive block is electrically connected to a push button switch, and the push button switch is electrically connected to a power supply.

The beneficial effects of the invention are as follows:

1. This dust keeper convenient to projector camera lens convenient operation, and can be fine prevent the dust, do not influence normal use, when the projector is in use, insulator spindle and buckling lever drive the gear through the motor and drive insulator spindle and buckling lever rotate to being close to the wall top department, projector normal use.

2. When the projector is turned off after the projector is used, the insulating rod rotates to the original position, and the insulating rod props against the button switch, so that the button switch is pressed down, the power supply is turned on, the conductive block discharges, dust in the air is ionized and falls onto the anode plate, the dust quantity in the air is reduced, and meanwhile, the bending rod rotates to the original position, so that the square wood plate covers the lens shell, and the dust is prevented from entering.

Drawings

FIG. 1 is a schematic diagram of the front structure of the present invention;

FIG. 2 is a right side view of the present invention;

Fig. 3 is a schematic view of a partial structure at a in fig. 1 according to the present invention.

In the figure: 1. the lens comprises a lens shell, 2, a projector body, 3, a fixed column, 4, a square wood board, 5, a bending rod, 6, a first gear, 7, a first supporting rod, 8, a fixed block, 9, a button switch, 10, a second gear, 11, an insulating rod, 12, an anode plate, 13, a second supporting rod, 14, an output gear, 15, a motor, 16, a conductive block, 17 and a power supply.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-3, a dustproof device convenient for a projector lens includes a lens housing 1, a projector main body 2 is fixedly installed at one end of the lens housing 1, a fixing column 3 is installed at the top of the projector main body 2, the fixing column 3 is fixedly installed at the top of a wall, a square wood board 4 is attached to an opening of the lens housing 1, one side of the square wood board 4 is fixedly installed at one end of a bending rod 5, the other end of the bending rod 5 is fixedly connected with a first gear 6, the first gear 6 is rotatably connected with a first supporting rod 7, the top end of the first supporting rod 7 is fixedly connected with the top of the wall, a fixing block 8 is fixedly installed at one side of the bottom end of the first supporting rod 7, a push button switch 9 is installed at one side of the fixing block 8, a second gear 10 is in meshed connection with the first gear 6, an insulating rod 11 is fixedly connected with an insulating rod 11, a conducting block 16 is fixedly installed at one side of the insulating rod 11, an anode plate 12 perpendicular to the bottom end of the insulating rod 11 is fixedly installed, the second gear 10 is rotatably connected with a second gear 13, a second gear 10 is rotatably connected with a second motor 14, an output gear 14 is rotatably connected with an output rod 14, and the output rod 15 is fixedly connected with one end of the output rod 14.

As a technical optimization scheme of the invention, one end of the button switch 9 is fixedly connected with the fixed block 8, and the other end of the button switch 9 is connected with the insulating rod 11 in a bonding way, so that the opening and closing of the button switch 9 can be controlled conveniently.

As a technical optimization scheme of the invention, a rubber plug is arranged on one side of the square wood board 4 close to the lens housing 1, so that dust can be prevented from entering better.

As a technical optimization scheme of the invention, the output gear 14 is in meshed connection with the second gear 10, the second gear 10 is in meshed connection with the first gear 6, and the radius of the second gear 10 is smaller than that of the first gear 6, so that simultaneous meshed rotation is facilitated.

As a technical optimization scheme of the invention, the conductive block 16 is electrically connected to the button switch 9, and the button switch 9 is electrically connected to the power supply 17, so as to control the line of electrostatic dust removal.

When the invention is used, the motor 15 rotates to drive the insulating rod 11 and the bending rod 5 to rotate to a position close to the wall top, normal use is not affected, the insulating rod 11 is separated from the button switch 9, so that the button switch 9 breaks a circuit, the conducting block 16 is powered off, when the use is finished, the projector main body 2 is closed, meanwhile, the insulating rod 11 and the bending rod 5 return to the original position, the insulating rod 11 props against the button switch 9 and enables the button switch 9 to be powered on, an electric field is generated between the conducting block 16 and the anode plate 12, dust in air is ionized, the dust is completely fallen on the anode plate 12, the bending rod 5 returns to the original position, the square wood plate 4 just covers the lens housing 1, a good dustproof effect is achieved, and no dust is ensured in the area where the projector main body 2 is located.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a dust keeper convenient to projector camera lens, includes camera lens shell (1), its characterized in that: the utility model discloses a lens shell (1) one end fixed mounting has projector main part (2), fixed column (3) are installed at projector main part (2) top, and fixed column (3) one end fixed mounting is on the wall top, lens shell (1) opening part laminating is connected with square plank (4), square plank (4) one side fixed mounting has bending rod (5), bending rod (5)'s the other end fixedly connected with first gear (6), first gear (6) swivelling joint has first bracing piece (7), first bracing piece (7) top fixed connection is on the wall top, just first bracing piece (7) bottom one side fixed mounting has fixed block (8), button switch (9) are installed to fixed block (8) one side, first gear (6) meshing is connected with second gear (10), second gear (10) fixedly connected with insulator spindle (11), insulator spindle (11) one side fixed mounting has conducting block (16), just insulator spindle (11) bottom fixed mounting has anode plate (12) rather than vertically, second gear (14) swivelling joint has second gear (14) and second gear (13) output (13), the output gear (14) is fixedly connected with the output end of the motor (15), and the motor (15) is fixedly arranged on the wall top; the other end of the button switch (9) is connected with an insulating rod (11) in a bonding way; the conductive block (16) is electrically connected to the push button switch (9); the push button switch (9) is electrically connected to a power source (17).

2. A dust-proof apparatus for facilitating a projector lens as defined in claim 1, wherein: one end of the button switch (9) is fixedly connected to the fixed block (8).

3. A dust-proof apparatus for facilitating a projector lens as defined in claim 1, wherein: a rubber plug is arranged on one side of the square wood board (4) close to the lens shell (1).

4. A dust-proof apparatus for facilitating a projector lens as defined in claim 1, wherein: the radius of the second gear (10) is smaller than the radius of the first gear (6).