CN220569062U

CN220569062U - Projector with dustproof structure

Info

Publication number: CN220569062U
Application number: CN202321562999.XU
Authority: CN
Inventors: 胡烙妍; 陈洁瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-03-08
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses a projector with a dustproof structure, which comprises a dustproof cover, wherein a dustproof barrel is fixedly communicated with the middle position of one side of the dustproof cover, radiating holes are formed at the two ends of the dustproof cover at equal intervals, a projection lens assembly is assembled in a projector shell and a transparent body, and a power supply connection port is formed at one end of the projector shell. The cover plate and the dust cover are in rotary connection, after the cover plate is in a vertical state, the positioning plate is loosened, and is in a horizontal state in a state of a spring, and the positioning plate plays a role in shielding and positioning the cover plate at the moment, so that a projector shell is not required to be assembled in the dust cover by adopting a screw, and the projector with the dust-proof structure is convenient to assemble between the projector shell and the dust cover; through the externally mounted dust cover at the projector, play dustproof effect to the projector through the dust cover, the dust cover plays the guard action to the projector to a certain extent simultaneously.

Description

Projector with dustproof structure

Technical Field

The utility model relates to the technical field of dustproof structures, in particular to a projector with a dustproof structure.

Background

The projectors are mechanical devices for restoring images and sounds recorded on films, and are matched with screens, loudspeakers and the like, and the projectors are classified into fixed type, mobile type or digital projectors and the like, and most of the projectors are used in movie theatres, science and education bases, cultural exhibition and other places at present.

The projector is often directly put on the external support when using, and the projector is in the state of exposing, if long-term unmanned clear up time, the projector surface can accumulate more dust, not only is unfavorable for the projector heat dissipation after accumulating more dust, and the dust when piling up thicker on projector projection lens subassembly simultaneously, leads to the picture that later stage projected to appear fuzzy state, makes the viewer can not clear the picture of watching that throws out.

Disclosure of Invention

The utility model aims to provide a projector with a dustproof structure, which solves the problems that in the prior art, the projector is usually placed on an external support when in use, the projector is in an exposed state, if no cleaning is carried out for a long time, more dust can be accumulated on the surface of the projector, the heat dissipation of the projector is not facilitated after more dust is accumulated, and meanwhile, when the dust is accumulated on a projection lens assembly of the projector to be thicker, a picture projected at a later stage is in a fuzzy state, so that a viewer cannot clearly observe the projected picture.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a projector with dustproof construction, includes the dust cover, the fixed intercommunication in intermediate position department of dust cover one side has a dust drum, the louvre has been seted up at equidistant the both ends of dust cover, the breach has been seted up on the top that the locating plate one side was kept away from to the dust cover, it has the apron to lie in breach below rotation in the dust cover, the one end that the dust cover top is close to the breach is fixed with fixed plate two, and the top of fixed plate two rotates there is the locating plate, equidistant be fixed with the spring between locating plate bottom and the two one sides of fixed plate, the inside equipment of dust cover has the projector casing, and the left side of projector casing is connected with the transparent body, the projection lens subassembly has been assembled in projector casing and the transparent body, the power connector has been seted up to projector casing one end.

Through adopting above-mentioned technical scheme, when the projector casing was put in the dust cover, the rotatory dust cover of apron was opened, put the projector casing in the dust cover, loosen the locating plate, the locating plate resets under the effect of spring, and the locating plate plays the location effect to the apron, accomplishes the equipment between projector casing and the dust cover, later stage through projector casing assembly in the dust cover, plays dustproof effect to the projector casing through dust cover and dustproof section of thick bamboo.

Preferably, the top of dust cover is fixed with fixed plate one, the both ends of dust cover all are provided with the baffle, the top of baffle is fixed with the movable plate, and the movable plate is located the dust cover, install two electric putter between movable plate one side and the fixed plate one, and electric putter's piston rod end and movable plate fixed connection, electric putter keeps away from piston rod end and fixed plate one fixed connection.

Through adopting above-mentioned technical scheme, electric putter is when expanding, and the baffle shifts out from louvre one side, carries out the heat dissipation to the projector in the dust cover through the louvre.

Preferably, the baffle is arranged in a comb-tooth shape, and the cross section of the baffle is equal to the cross section of the radiating hole.

Through adopting above-mentioned technical scheme, electric putter shrink back that resets, the baffle plays the effect of sheltering from to the louvre, seals the projector casing completely in the inside of dust cover, plays dustproof effect to the projector casing through the dust cover.

Preferably, the baffle forms a moving structure through the moving plate under the cooperation of the electric push rod.

Through adopting above-mentioned technical scheme, can shift out the baffle outside the louvre through electric putter when the projector casing uses, otherwise, the baffle shelters from the louvre.

Preferably, the top of dustproof section of thick bamboo is fixed with the connecting plate, one side of connecting plate is provided with the shield, servo motor is installed to one side that the connecting plate is close to the shield, and servo motor's output shaft runs through connecting plate and shield fixed connection, the shield passes through servo motor and constitutes revolution mechanic.

Through adopting above-mentioned technical scheme, when not using, start through servo motor, shelter from dustproof section of thick bamboo one side by the shield, otherwise, dustproof cover keeps away from dustproof section of thick bamboo one side, does not influence projector shell and normally puts in.

Preferably, a transparent part is provided inside the dust cover.

By adopting the technical scheme, the exposed part of the outer shell of the projector in the dustproof barrel can be conveniently watched under the action of the transparent part.

Preferably, the dust cover is provided with clean cotton near the intermediate position department of dust cover one end, and clean cotton keeps away from dust cover one side and dust cover closely laminating.

Through adopting above-mentioned technical scheme, at the rotatory in-process of shield, can carry out cleaning under the effect of clean cotton to the projector casing that exposes from dustproof section of thick bamboo.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The dust cover is arranged outside the projector, so that the dust cover has a dust-proof effect on the projector, and meanwhile, the dust cover has a protection effect on the projector to a certain extent;

(2) Through being provided with apron, locating plate and spring, be the rotation connection between apron and the dust cover, the apron is in the back of vertical state, loosens the locating plate, and the locating plate presents the horizontality under the state of spring, plays the effect of sheltering from the location through the locating plate to the apron this moment, consequently need not to adopt the screw to assemble the projector casing in the inside of dust cover, has realized this projector with dustproof construction is convenient for assemble between projector casing and the dust cover;

(3) By the aid of the movable plate, the electric push rod, the first fixed plate and the baffle, when the projector stops being used, the electric push rod is started to shrink, at the moment, the baffle shields the radiating holes, the projector shell is completely sealed inside the dust cover, and therefore dust adhesion is reduced, otherwise, the electric push rod is unfolded, the baffle moves, and the radiating holes are exposed;

(4) Through being provided with shield, transparent portion, servo motor and connecting plate, the output shaft fixed connection of shield and servo motor drives the shield through servo motor output shaft rotation and rotates, and the center line coincidence position department with the dustproof section of thick bamboo behind the shield rotation can, carries out dustproof processing to the projector casing from the part that the dustproof section of thick bamboo exposes under the effect of shield and transparent portion this moment.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a right side view of the utility model in a unfolded configuration;

FIG. 3 is a left side view of the utility model in a deployed configuration;

FIG. 4 is a schematic cross-sectional elevation view of a dust cap of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a dust cover; 2. a moving plate; 3. a positioning plate; 4. a heat radiation hole; 5. a transparent portion; 6. a cover plate; 7. an electric push rod; 8. a notch; 9. a first fixing plate; 10. a baffle; 11. a projector housing; 12. a second fixing plate; 13. a dust-proof cylinder; 14. a dust cover; 15. cleaning cotton; 16. a servo motor; 17. a connecting plate; 18. a spring; 19. a transparent body; 20. a projection lens assembly; 21. and a power supply connection port.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. 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.

Referring to fig. 1-6, an embodiment of the present utility model is provided: the utility model provides a projector with dustproof construction, includes dust cover 1, and the fixed intercommunication in intermediate position department of dust cover 1 one side has a dustproof section of thick bamboo 13, and the louvre 4 has been seted up to equidistant the both ends of dust cover 1, and notch 8 has been seted up on the top that dust cover 1 kept away from locating plate 3 one side, and it has apron 6 to lie in notch 8 below rotation in the dust cover 1, and notch 8 plays to hide the effect to apron 6, can't watch apron 6 from the side as far as possible. One end that dust cover 1 top is close to breach 8 is fixed with fixed plate two 12, and the top of fixed plate two 12 rotates and has locating plate 3, equidistant spring 18 that is fixed with between locating plate 3 bottom and the fixed plate two 12 one side, and locating plate 3 constitutes automatic reset structure through spring 18, loosens locating plate 3 after, and locating plate 3 resumes the horizontality automatically under the effect of spring 18. A projector shell 11 is assembled in the dust cover 1, a transparent body 19 is connected to the left side of the projector shell 11, a projection lens assembly 20 is assembled in the projector shell 11 and the transparent body 19, and a power connection port 21 is formed in one end of the projector shell 11; the positioning plate 3 is released, and the positioning plate 3 is in a horizontal state in the state of the spring 18, and at this time, the cover plate 6 is shielded and positioned by the positioning plate 3, so that the projector housing 11 is assembled inside the dust cover 1 without using screws.

The top of dust cover 1 is fixed with fixed plate one 9, and the both ends of dust cover 1 all are provided with baffle 10, and the top of baffle 10 is fixed with movable plate 2, and movable plate 2 is located dust cover 1, installs two electric putter 7 between movable plate 2 one side and the fixed plate one 9, and electric putter's 7 piston rod end and movable plate 2 fixed connection, and piston rod end and fixed plate one 9 fixed connection are kept away from to electric putter 7. The baffle 10 is just regarded as a comb-tooth-shaped arrangement, and after the baffle 10 moves rightwards, the baffle 10 does not play a role in shielding the heat dissipation holes 4. The cross section of baffle 10 equals the cross section of louvre 4, and baffle 10 plays the shielding effect to louvre 4, avoids louvre 4 to receive shielding trailing edge department to appear the gap, easily leads to the dust to get into dust cover 1 internal phenomenon. The baffle 10 forms a moving structure through the moving plate 2 under the cooperation of the electric push rod 7; the electric push rod 7 is started, the electric push rod 7 is contracted, and at the moment, the baffle plate 10 shields the heat dissipation holes 4, and the projector shell 11 is completely sealed inside the dust cover 1, so that the adhesion of dust is reduced.

The top of dustproof barrel 13 is fixed with connecting plate 17, and one side of connecting plate 17 is provided with shield 14, and servo motor 16 is installed to one side that connecting plate 17 is close to shield 1, and the output shaft of servo motor 16 runs through connecting plate 17 and shield 14 fixed connection, and connecting plate 17 plays the effect of bearing to shield 14 and servo motor 16. The dust cap 14 is configured to rotate by a servomotor 16. The dust cover 14 is provided with a transparent portion 5 inside. A cleaning cotton 15 is arranged at the middle position of the dust cover 14 close to one end of the dust barrel 13, one side of the cleaning cotton 15 away from the dust cover 14 is tightly attached to the dust barrel 13, and when the dust cover 14 rotates, the cleaning cotton 15 is used for cleaning the part of the projector shell 11; the output shaft of the servo motor 16 rotates to drive the dust cap 14 to rotate, and the dust cap 14 rotates to be positioned at a position overlapping with the center line of the dust tube 13, and at this time, the exposed part of the projector housing 11 from the dust tube 13 is subjected to dust prevention treatment by the action of the dust cap 14 and the transparent part 5.

Working principle: when the novel dust-proof device is used, an external controller is connected, an external power supply is connected, the positioning plate 3 is stirred upwards, the cover plate 6 rotates, the dust cover 1 is in an open state, the projector shell 11 is placed in the dust cover 1, the cover plate 6 is turned to be in a vertical state, the positioning plate 3 is loosened, the positioning plate 3 is reset under the action of the spring 18, and the positioning plate 3 plays a role in shielding the cover plate 6;

secondly, before the projector is started, the electric push rod 7 is unfolded to stir the baffle 10 to one side, at the moment, the heat dissipation holes 4 are opened, and heat dissipation treatment is conveniently carried out on the projector through the heat dissipation holes 4; then, starting a servo motor 16, rotating an output shaft of the servo motor 16, rotating the dust cover 14 to the position above the dust barrel 13, and cleaning the exposed part of the transparent body 19 outside the dust barrel 13 under the action of cleaning cotton 15 in the rotating process of the dust cover 14;

finally, when the projector is stopped, the electric push rod 7 contracts the baffle plate 10 to shield the heat dissipation hole 4, the servo motor 16 rotates in the same way, the dustproof barrel 13 is shielded through the dustproof cover 14 and the transparent part 5, the transparent body 19 in the projector shell 11 is dustproof, dust is prevented, and finally the projector with the dustproof structure is used.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model 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 utility model 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.

Claims

1. A projector having a dust-proof structure, characterized in that: including dust cover (1), the fixed intercommunication in intermediate position department of dust cover (1) one side has dust cylinder (13), louvre (4) have been seted up to the equidistant both ends of dust cover (1), breach (8) have been seted up on the top that locating plate (3) one side was kept away from to dust cover (1), it rotates apron (6) to lie in breach (8) below in dust cover (1), the one end that is close to breach (8) on dust cover (1) top is fixed with fixed plate two (12), and the top rotation of fixed plate two (12) has locating plate (3), equidistant spring (18) are fixed with between locating plate (3) bottom and fixed plate two (12) one side, the inner assembly of dust cover (1) has projector casing (11), and projector casing (11) left side is connected with transparent body (19), projector casing (11) and transparent body (19) inner assembly have projection lens subassembly (20), projector casing (11) one end has seted up power connector (21).

2. A projector with dust protection structure according to claim 1, wherein: the dust cover is characterized in that a first fixed plate (9) is fixed to the top end of the dust cover (1), baffles (10) are arranged at two ends of the dust cover (1), a movable plate (2) is fixed to the top end of each baffle (10), the movable plate (2) is located on the dust cover (1), two electric push rods (7) are installed between one side of each movable plate (2) and the first fixed plate (9), the piston rod ends of the electric push rods (7) are fixedly connected with the movable plate (2), and the electric push rods (7) are far away from the piston rod ends and the first fixed plate (9) and are fixedly connected with each other.

3. A projector with dust protection structure according to claim 2, wherein: the baffle (10) is arranged in a comb-tooth shape, and the cross section of the baffle (10) is equal to the cross section of the radiating hole (4).

4. A projector with dust protection structure according to claim 2, wherein: the baffle (10) forms a moving structure through the moving plate (2) under the cooperation of the electric push rod (7).

5. A projector with dust protection structure according to claim 1, wherein: the dustproof cylinder is characterized in that a connecting plate (17) is fixed at the top end of the dustproof cylinder (13), a dustproof cover (14) is arranged on one side of the connecting plate (17), a servo motor (16) is arranged on one side, close to the dustproof cover (1), of the connecting plate (17), an output shaft of the servo motor (16) penetrates through the connecting plate (17) and the dustproof cover (14) to be fixedly connected, and the dustproof cover (14) forms a rotating structure through the servo motor (16).

6. A projector with dust protection structure according to claim 5, wherein: a transparent part (5) is arranged in the dust cover (14).

7. A projector with dust protection structure as defined in claim 6, wherein: the dust cover (14) is provided with cleaning cotton (15) near the middle position of one end of the dust barrel (13), and one side of the cleaning cotton (15) far away from the dust cover (14) is tightly attached to the dust barrel (13).