CN213210700U

CN213210700U - Projector dustproof device for multimedia electrified education platform

Info

Publication number: CN213210700U
Application number: CN202022644812.3U
Authority: CN
Inventors: 康澳; 吴潇
Original assignee: Individual
Current assignee: Sichuan University
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-05-14
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a projector dustproof device for a multimedia electrified education platform, which comprises a projector and a dustproof mechanism, wherein the dustproof mechanism is installed on one side of an inner cavity of the projector, when the projector needs to dissipate heat, a fan rotates to enable air flow to enter the inner cavity of a mounting box from an air inlet, then the air flow upwards jacks up a waterproof cover, the air flow is discharged from aqueous solution, the aqueous solution can remove dust in the air flow, thereby preventing the projector from dissipating heat and ventilating, the dust enters the inner cavity of the projector from the air inlet, when the aqueous solution in the inner cavity of the mounting box needs to be replaced for a long time, a rotatable rotating head drives a rotating rod to rotate, a thread is arranged on the outer surface of the rotating rod, the thread is in threaded fit with a thread groove, thereby enabling a push plate to move, thereby being capable of blocking the upper end of a water containing groove, and preventing the situation that the push plate is pulled, causing the water solution in the inner cavity of the water containing tank to be sprinkled.

Description

Projector dustproof device for multimedia electrified education platform

Technical Field

The utility model relates to a projecting apparatus technical field specifically is a projecting apparatus dust keeper for multimedia audio-visual education platform.

Background

The projector is also called a projector, is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV and the like through different interfaces to play corresponding video signals, is widely applied to families, offices, schools and entertainment places at present, and is different according to working modes.

However, when the existing projector is used, heat dissipation and ventilation are needed, and dust can enter the projector through the ventilation holes during ventilation, so that the dust cannot be prevented from entering the projector.

The problems described above are addressed. Therefore, a dustproof device of the projector for the multimedia electrified education platform is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multimedia audio-visual education platform is with projecting apparatus dust keeper, when the projecting apparatus need dispel the heat, the fan rotates, make the air current get into the mounting box inner chamber from the fresh air inlet, the air current upwards backs down the waterproof cover afterwards, the air current is discharged from the aqueous solution afterwards, and the aqueous solution can remove dust to the dust in the air current, thereby can prevent that the projecting apparatus from dispelling the heat when ventilating, the dust gets into the projecting apparatus inner chamber from the fresh air inlet, thereby the problem among the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a projector dustproof device for a multimedia electrified education platform comprises a projection device and a dustproof mechanism, wherein the dustproof mechanism is installed on one side of an inner cavity of the projection device, the projection device comprises a projector, an air outlet and a projection head, the air outlet is formed in one side of the projector, the projection head is installed on the front face of the projector, and the dustproof mechanism is installed on the other side of the projector;

the dustproof mechanism comprises a mounting box, an air inlet hole, a rotating head, a water containing groove and a dustproof assembly, the air inlet hole is formed in the front of the mounting box, the rotating head is mounted at the upper end of the front of the mounting box, the water containing groove is formed in one side of the upper end of the mounting box, and the dustproof assembly is mounted in the inner cavity of the water containing groove.

Preferably, the mounting box includes fresh air inlet, fan and push pedal, and the fresh air inlet has been seted up to the inner chamber of mounting box, and the fan is installed to the inner chamber of fresh air inlet, and the push pedal is installed to the inner chamber upper end of mounting box.

Preferably, the push plate comprises a slide rod and a thread groove, the front surface of the push plate is provided with a pair of slide rods, and the front surface of the push plate is provided with the thread groove.

Preferably, the rotating head comprises a rotating rod, a check ring and a threaded wire, the rotating rod is installed on one side of the rotating head, the check ring is installed on one side of the outer surface of the rotating rod, and the threaded wire is arranged on the outer surface of the rotating rod.

Preferably, one end of the thread is in threaded connection with the thread groove.

Preferably, the dustproof assembly comprises a ventilating column, a connecting rod and a top cover, the connecting rod is installed at two ends of the ventilating column, and the top cover is installed at the other end of the connecting rod.

Preferably, the ventilation post includes flexible groove, flexible post, reset spring and waterproof cover, and flexible groove has been seted up to the inner chamber both sides of ventilation post, and flexible post is installed to the inner chamber in flexible groove, and the surface mounting of flexible post has reset spring, and the waterproof cover is installed to the upper end of flexible post.

Preferably, the waterproof cover is of a triangular structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a projector dust keeper for multimedia audio-visual education platform, when the projecting apparatus need dispel the heat, the fan rotates, makes the air current get into the mounting box inner chamber from the fresh air inlet, and then the air current is upwards backed up and is opened waterproof cover, and the air current is discharged from the aqueous solution afterwards, and the aqueous solution can remove dust to the dust in the air current, thereby can prevent that the projecting apparatus from getting into the projecting apparatus inner chamber from the fresh air inlet when dispelling the heat and ventilating;

2. the utility model provides a projector dust keeper for multimedia electrified education platform, when the long-term dust removal of the aqueous solution of mounting box inner chamber needs to be changed, rotatable rotating head, rotating head drive the rotary rod and rotate, the rotary rod surface has seted up the screw thread, screw thread and thread groove screw-thread fit, thereby can make the push pedal remove, thereby can make the push pedal keep off in the upper end of dress basin, prevent when the pull mounting box, cause the aqueous solution of dress basin inner chamber to spill;

3. the utility model provides a pair of projecting apparatus dust keeper for multimedia audio-visual education programme platform installs the waterproof cover in the upper end of ventilation post, and when the fresh air inlet inner chamber did not have the air current, the waterproof cover can make the waterproof cover lid in the upper end of ventilation post under reset spring's spring action to can prevent that the aqueous solution from spilling from the ventilation post, and the waterproof cover is three horn structures, reduce the aqueous solution and pile up at waterproof cover upper end phenomenon.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a projection apparatus according to the present invention;

FIG. 3 is a schematic view of the structure of the dustproof mechanism of the present invention;

FIG. 4 is a schematic side view of the dustproof mechanism of the present invention;

FIG. 5 is a schematic view of the push plate of the present invention looking down the internal structure;

fig. 6 is a schematic view of the internal structure of the dustproof assembly of the present invention.

In the figure: 1. a projection device; 11. a projector; 12. an air outlet; 13. a projection head; 2. a dust-proof mechanism; 21. mounting a box; 211. an air inlet hole; 212. a fan; 213. pushing the plate; 2131. a slide bar; 2132. a thread groove; 22. an air inlet hole; 23. rotating the head; 231. rotating the rod; 232. a retainer ring; 233. thread; 24. a water tank is arranged; 25. a dust-proof assembly; 251. a ventilation column; 2511. a telescopic groove; 2512. a telescopic column; 2513. a return spring; 2514. a waterproof cover; 252. a connecting rod; 253. and a top cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a projector dust-proof device for a multimedia electrified education platform includes a projection device 1 and a dust-proof mechanism 2, the dust-proof mechanism 2 is installed on one side of an inner cavity of the projection device 1, the projection device 1 includes a projector 11, an air outlet 12 and a projection head 13, the air outlet 12 is opened on one side of the projector 11, the projection head 13 is installed on the front side of the projector 11, and the dust-proof mechanism 2 is installed on the other side of the projector 11.

Referring to fig. 3, the dustproof mechanism 2 includes a mounting box 21, an air inlet 22, a rotating head 23, a water containing tank 24 and a dustproof assembly 25, the air inlet 22 is formed in the front of the mounting box 21, the rotating head 23 is mounted at the upper end of the front of the mounting box 21, the water containing tank 24 is formed on one side of the upper end of the mounting box 21, and the dustproof assembly 25 is mounted in an inner cavity of the water containing tank 24.

Referring to fig. 4-6, the mounting box 21 includes an air inlet 211, a fan 212 and a push plate 213, the push plate 213 includes a pair of sliding rods 2131 and a threaded groove 2132, the front surface of the push plate 213 is provided with a pair of sliding rods 2131, the front surface of the push plate 213 is provided with a threaded groove 2132, the inner cavity of the mounting box 21 is provided with an air inlet 211, the inner cavity of the air inlet 211 is provided with the fan 212, the upper end of the inner cavity of the mounting box 21 is provided with the push plate 213, the rotating head 23 includes a rotating rod 231, a retainer ring 232 and a threaded wire 233, one side of the rotating head 23 is provided with the rotating rod 231, one side of the outer surface of the rotating rod 231 is provided with the threaded wire 233, one end of the threaded wire 233 is in threaded connection with the threaded groove 2132, the dustproof assembly 25 includes a ventilating column 251, when the aqueous solution in, the outer surface of the rotating rod 231 is provided with a threaded wire 233, the threaded wire 233 is in threaded fit with a threaded groove 2132, so that the push plate 213 can move, the push plate 213 can be blocked at the upper end of the water containing groove 24, the water solution in the inner cavity of the water containing groove 24 is prevented from being scattered when the mounting box 21 is pulled, the ventilation column 251 comprises a telescopic groove 2511, a telescopic column 2512, a return spring 2513 and a waterproof cover 2514, the telescopic groove 2511 is arranged on both sides of the inner cavity of the ventilation column 251, the telescopic column 2512 is arranged in the inner cavity of the telescopic groove 2511, the return spring 2513 is arranged on the outer surface of the telescopic column 2512, the waterproof cover 2514 is arranged at the upper end of the telescopic column 2512, the waterproof cover 2514 is in a triangular structure, the waterproof cover 2514 is arranged at the upper end of the ventilation column 251, when no air flows exist in the inner cavity of the air inlet hole 211, the waterproof cover 2514 can cover the upper end of the ventilation column 251, and waterproof cover 2514 is the triangle column structure, reduce the water solution and pile up the phenomenon in waterproof cover 2514 upper end, connecting rod 252 and top cap 253, connecting rod 252 is installed at the both ends of ventilation post 251, top cap 253 is installed to the other end of connecting rod 252, when projecting apparatus 11 needs to dispel the heat, fan 212 rotates, make the air current get into the mounting box 21 inner chamber from air inlet 211, the air current upwards backs up waterproof cover 2514 afterwards, the air current is followed the discharge in the aqueous solution, and the aqueous solution can remove dust to the dust in the air current, thereby can prevent that projecting apparatus 11 from dispelling the heat when ventilating, the dust gets into projecting apparatus 11 inner chamber from air inlet 22.

In summary, the following steps: the utility model provides a multi-media audio-visual education platform uses projecting apparatus dust keeper, when projecting apparatus 11 needs to dispel the heat, fan 212 rotates, make the air current get into the mounting box 21 inner chamber from fresh air inlet 211, the air current upwards backs up waterproof cover 2514 afterwards, the air current is discharged from the aqueous solution afterwards, and the aqueous solution can remove dust to the dust in the air current, thereby can prevent that projecting apparatus 11 from dispelling the heat and ventilating, the dust gets into the projecting apparatus 11 inner chamber from fresh air inlet 22, when the aqueous solution of mounting box 21 inner chamber removed dust for a long time needs to be changed, rotatable rotating head 23, rotating head 23 drives rotary rod 231 and rotates, threaded wire 233 has been seted up to the rotary rod 231 surface, threaded wire 233 and threaded 2132 screw-thread fit, thereby can make push pedal 213 remove, thereby can make push pedal 213 keep off in the upper end of dress basin 24, prevent when pull mounting box 21, cause the aqueous solution of dress basin 24 inner chamber to spill, the waterproof cover 2514 is installed at the upper end of the ventilation column 251, when no air current flows in the inner cavity of the air inlet hole 211, the waterproof cover 2514 can cover the upper end of the ventilation column 251 under the elastic force of the return spring 2513, so that the water solution can be prevented from being scattered from the ventilation column 251, and the waterproof cover 2514 is in a triangular structure, so that the phenomenon that the water solution is accumulated at the upper end of the waterproof cover 2514 is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-media audio-visual education platform is with projecting apparatus dust keeper, includes projection arrangement (1) and dustproof mechanism (2), its characterized in that are installed to inner chamber one side of projection arrangement (1): the projection device (1) comprises a projector (11), an air outlet (12) and a projection head (13), wherein the air outlet (12) is formed in one side of the projector (11), the projection head (13) is installed on the front face of the projector (11), and a dustproof mechanism (2) is installed on the other side of the projector (11);

dustproof mechanism (2) have seted up fresh air inlet (22) including mounting box (21), fresh air inlet (22), rotating head (23), dress basin (24) and dustproof subassembly (25) in the front of mounting box (21), rotating head (23) are installed to the front upper end of mounting box (21), and dress basin (24) have been seted up to upper end one side of mounting box (21), and dustproof subassembly (25) are installed to the inner chamber of dress basin (24).

2. The dustproof device for the projector of the multimedia electrified education platform according to claim 1, wherein: the mounting box (21) comprises an air inlet hole (211), a fan (212) and a push plate (213), the air inlet hole (211) is formed in the inner cavity of the mounting box (21), the fan (212) is mounted in the inner cavity of the air inlet hole (211), and the push plate (213) is mounted at the upper end of the inner cavity of the mounting box (21).

3. The dustproof device for the projector of the multimedia electrified education platform according to claim 2, wherein: the push plate (213) comprises a sliding rod (2131) and a threaded groove (2132), the front surface of the push plate (213) is provided with a pair of sliding rods (2131), and the front surface of the push plate (213) is provided with the threaded groove (2132).

4. The dustproof device for the projector of the multimedia electrified education platform according to claim 1, wherein: the rotating head (23) comprises a rotating rod (231), a retaining ring (232) and a threaded wire (233), the rotating rod (231) is installed on one side of the rotating head (23), the retaining ring (232) is installed on one side of the outer surface of the rotating rod (231), and the threaded wire (233) is arranged on the outer surface of the rotating rod (231).

5. The dustproof device for the projector of the multimedia electrified education platform according to claim 4, wherein: one end of the thread wire (233) is in threaded connection with the thread groove (2132).

6. The dustproof device for the projector of the multimedia electrified education platform according to claim 1, wherein: dustproof subassembly (25) are including ventilation post (251), connecting rod (252) and top cap (253), and connecting rod (252) are installed to the both ends of ventilation post (251), and top cap (253) are installed to the other end of connecting rod (252).

7. The dustproof device for the projector of the multimedia electrified education platform according to claim 6, wherein: the ventilating column (251) comprises a telescopic groove (2511), a telescopic column (2512), a reset spring (2513) and a waterproof cover (2514), the telescopic groove (2511) is formed in two sides of an inner cavity of the ventilating column (251), the telescopic column (2512) is installed in the inner cavity of the telescopic groove (2511), the reset spring (2513) is installed on the outer surface of the telescopic column (2512), and the waterproof cover (2514) is installed at the upper end of the telescopic column (2512).

8. The dustproof device for the projector of the multimedia electrified education platform according to claim 7, wherein: the waterproof cover (2514) is of a triangular structure.