CN210955533U

CN210955533U - Chinese education multimedia teaching system

Info

Publication number: CN210955533U
Application number: CN202020002886.4U
Authority: CN
Inventors: 王军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-07-07
Anticipated expiration: 2030-01-02

Abstract

The utility model belongs to the technical field of multimedia teaching, in particular to a multimedia teaching system for Chinese education, which comprises a projector, a projection head and a front protective shell fixed on the outer surface of the projector through screws, wherein the outer surface of the front protective shell is fixed with a protective shell through screws, the interior of the protective shell is fixed with a motor through bolts, the output end of the motor is rotationally connected with a cleaning rod, the inner wall of the cleaning rod is tightly attached to the outer surface of the projection head, through the arrangement of the projection head and the front protective shell fixed on the outer surface of the projection head, the motor can be fixed on the outer surface of the front protective shell through screws, so that the output end of the motor can drive the cleaning rod to rotate, further the cleaning rod can clean the outer surface of the projection head, the outer surface of the projection head can not accumulate dust, and meanwhile, a leak groove is arranged on the lower, so that the dust cleaned by the cleaning rod can fall out of the leakage groove.

Description

Chinese education multimedia teaching system

Technical Field

The utility model belongs to the technical field of multimedia teaching, concretely relates to chinese education multimedia teaching system.

Background

The teaching projection head is also called a micro projection head, a teacher projection head, a palm projection head and a TRT-3M portable projector, and the traditional huge projector is exquisite, portable, miniaturized, entertaining and practical by mainly using a 3MLCOSRGB three-color projection optical machine and a 720P decoding technology, so that the projection technology is closer to life and entertainment and teaching: training meetings and classroom teaching; the traditional projection head is not easy to carry, the projection head is unsafe to be placed in a classroom and is easily damaged by students due to stubborn skins of the students in a classroom of a school, the teaching vacancy is made up by the portability of the miniature projection head, and then teachers can show the teaching for the students only by storing data in the projection head for teaching, so that the troubles of textbooks and handwriting with pens and chalks are saved;

multimedia teaching has important effect in the chinese teaching field, but the multimedia teaching projecting head that uses in the chinese teaching field still has certain limitation now, the projecting head when the installation hangs in the classroom, in the long-time use, the camera lens that often can lead to the projecting head has fallen the dust, thereby make the projection receive the influence, and in the projecting head use, can not block the dust in the classroom, thereby make the life of projecting head subtract weak point.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a chinese education multimedia teaching system has convenient to use and the characteristics of being convenient for the protection.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chinese education multimedia teaching system, includes projecting apparatus and projection head to and through the preceding protective housing of screw fixation at the projecting apparatus surface, the surface of preceding protective housing has the protecting crust through the screw fixation, and the inside of protecting crust has the motor through the bolt fastening, and the output of motor rotates and is connected with clean pole, and the inner wall of clean pole closely laminates with the surface of projection head.

As the utility model discloses a preferred technical scheme of chinese education multimedia teaching system, the side sliding connection of projecting apparatus has a plurality of side protective housing, and the inside integrated into one piece of side protective housing has the stopper, and the side protective housing is fixed with the rear protective housing through the stopper.

As the utility model discloses a preferred technical scheme of chinese education multimedia teaching system, the surface of preceding protective housing has the mount through the bolt fastening, and preceding protective housing passes through mount fixedly connected with connecting plate, and the surface integrated into one piece of connecting plate has the doctor-bar.

As the utility model discloses a preferred technical scheme of chinese education multimedia teaching system, the inner wall of side protective housing has the filter through the screw fixation, and the inside of side protective housing has the fan through the screw fixation.

As the utility model discloses a preferred technical scheme of chinese education multimedia teaching system, the inner wall integrated into one piece of side protective housing has the sliding tray, and the side protective housing carries out sliding connection through sliding tray and projecting apparatus, and the inner wall integrated into one piece of rear protective housing has the spread groove, and the rear protective housing carries out sliding connection through a plurality of spread groove and projecting apparatus.

As the utility model discloses a preferred technical scheme of chinese education multimedia teaching system, the spacing hole of a plurality of has been seted up to the surface of rear protective housing, and the rear protective housing carries out fixed connection through spacing hole and stopper and side protective housing.

Compared with the prior art, the beneficial effects of the utility model are that: through being provided with projection head and projection head, and fix the preceding protective housing at the projection head surface, make the surface that can the protective housing in the front pass through the screw fixation and have the motor, thereby make the output of motor can drive the cleaning rod and rotate, and then make the cleaning rod can carry out dust clearance to the surface of projection head, make the surface of projection head can not accumulate the dust, seted up the small opening simultaneously at the lower surface of protective housing, make the dust that the cleaning rod cleared up can fall away from the small opening, and there are a plurality of side protective housings at the surface sliding connection of projection head, make the side protective housing can protect the side of projection head, prevent that the dust from getting into the projection head from the side of projection head, be provided with preceding protective housing and back protective housing simultaneously in the both sides of side protective housing, make preceding protective housing and back protective housing can fix the side protective housing, and can make the side protective housing, Preceding protective housing and rear protection shell can protect the projecting head, prevent that the projecting head from appearing damaging by the object collision.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the protective shell of the present invention;

fig. 3 is a schematic structural view of a side protective shell of the present invention;

FIG. 4 is a schematic view of a structure of a limiting hole of the present invention;

in the figure: 1. a projector; 2. a side protective shell; 3. a protective shell; 4. a projection head; 5. a front protective shell; 6. a rear protective shell; 7. a motor; 8. a connecting plate; 9. scraping a blade; 10. a fixed mount; 11. a cleaning rod; 12. a filter plate; 13. a fan; 14. a sliding groove; 15. a limiting block; 16. a limiting hole; 17. and connecting the grooves.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a multimedia teaching system for Chinese education comprises a projector 1, a projection head 4, a front protective shell 5 fixed on the outer surface of the projector 1 through screws, a protective shell 3 fixed on the outer surface of the front protective shell 5 through screws, a motor 7 fixed in the protective shell 3 through screws, a cleaning rod 11 connected with the output end of the motor 7 in a rotating manner, and a Chinese education multimedia teaching system with the inner wall of the cleaning rod 11 closely attached to the outer surface of the projection head 4, wherein the front protective shell 5 fixed on the outer surface of the projector 1 through screws, a protective shell 3 fixed on the outer surface of the front protective shell 5 through screws, a motor 7 fixed in the protective shell 3 through screws, a cleaning rod 11 connected with the output end of the motor 7 in a rotating manner, and the inner wall of the cleaning rod 11 closely attached to the outer surface of the projection head 4, the projector 1 and the projection head 4 are arranged in the embodiment, and fix the preceding protective housing 5 at 1 surface of projecting apparatus, make the surface that can protective housing 5 in the front have motor 7 through the screw fixation, thereby make the output of motor 7 can drive clean pole 11 and rotate, and then make clean pole 11 can carry out the dust clearance to the surface of projecting head 4, make the surface of projecting head 4 can not save the dust, the small opening has been seted up at the lower surface of protective housing 3 simultaneously, make the dust of clean pole 11 clearance can fall away from the small opening.

Specifically, side sliding connection of projector 1 has a plurality of side protective housing 2, the inside integrated into one piece of side protective housing 2 has stopper 15, side protective housing 2 is fixed with rear protection shell 6 through stopper 15, there are a plurality of side protective housing 2 at projector 1's surface sliding connection in this embodiment, make side protective housing 2 can protect the side of projector 1, prevent that the dust from getting into projector 1 from the side of projector 1, be provided with preceding protective housing 5 and rear protection shell 6 in side protective housing 2's both sides simultaneously, make preceding protective housing 5 and rear protection shell 6 can fix side protective housing 2, and can make side protective housing 2, preceding protective housing 5 and rear protection shell 6 can protect projector 1, prevent that projector 1 from being collided by the object and appearing damaging.

Specifically, the surface of preceding protective housing 5 is fixed with mount 10 through the bolt, preceding protective housing 5 passes through mount 10 fixedly connected with connecting plate 8, the surface integrated into one piece of connecting plate 8 has doctor-bar 9, be provided with mount 10 through the surface of protective housing 5 in the front in this embodiment, and be provided with connecting plate 8 at the surface of mount 10 through mount 10, be provided with doctor-bar 9 at the surface of connecting plate 8 simultaneously, make cleaning rod 11 clean the back to the surface of projection head 4, the inner wall and the doctor-bar 9 of pivoted cleaning rod 11 laminate mutually, thereby make doctor-bar 9 can clear the inner wall dust of cleaning rod 11 and scrape.

Specifically, the inner wall of the side protection shell 2 is fixed with a filter plate 12 through screws, the inside of the side protection shell 2 is fixed with a fan 13 through screws, in this embodiment, the fan 13 is arranged inside the side protection shell 2, so that the fan 13 can dissipate the high temperature emitted by the projector 1 during operation, and meanwhile, the inside of the side protection shell 2 is provided with a sliding groove 14, so that the side protection shell 2 is conveniently slidably mounted on the outer surface of the projector 1 through the sliding groove 14.

Specifically, the inner wall of the side protective shell 2 is integrally formed with a sliding groove 14, the side protective shell 2 is slidably connected with the projector 1 through the sliding groove 14, the inner wall of the rear protective shell 6 is integrally formed with a connecting groove 17, and the rear protective shell 6 is slidably connected with the projector 1 through the connecting grooves 17.

Specifically, a plurality of limiting holes 16 are formed in the outer surface of the rear protective shell 6, and the rear protective shell 6 is fixedly connected with the side protective shell 2 through the limiting holes 16 and the limiting blocks 15.

The utility model discloses a theory of operation and use flow: in the use process of the utility model, the projector 1 and the projection head 4 are arranged, the front protective shell 5 fixed on the outer surface of the projector 1 is used for fixing the motor 7 on the outer surface of the front protective shell 5 through screws, so that the output end of the motor 7 can drive the cleaning rod 11 to rotate, the cleaning rod 11 can clean dust on the outer surface of the projection head 4, the outer surface of the projection head 4 can not accumulate dust, meanwhile, the lower surface of the protective shell 3 is provided with a leakage groove, the dust cleaned by the cleaning rod 11 can fall out from the leakage groove, and the outer surface of the projector 1 is connected with a plurality of side protective shells 2 in a sliding way, so that the side protective shells 2 can protect the side surfaces of the projector 1, the dust can be prevented from entering the projector 1 from the side surfaces of the projector 1, and the front protective shell 5 and the rear protective shell 6 are arranged on the two sides of the side protective shells 2, the front protective shell 5 and the rear protective shell 6 can fix the side protective shell 2, the front protective shell 5 and the rear protective shell 6 can protect the projector 1, and the projector 1 is prevented from being damaged due to collision of an object, a fixing frame 10 is arranged on the outer surface of the front protective shell 5, a connecting plate 8 is arranged on the outer surface of the fixing frame 10 through the fixing frame 10, a scraping blade 9 is arranged on the outer surface of the connecting plate 8, after the outer surface of the projector head 4 is cleaned by the cleaning rod 11, the inner wall of the rotating cleaning rod 11 is attached to the scraping blade 9, so that dust on the inner wall of the cleaning rod 11 can be scraped by the scraping blade 9, a fan 13 is arranged in the side protective shell 2, so that the fan 13 can dissipate heat of high temperature emitted by the projector 1 during operation, and a sliding groove 14 is arranged in the side protective shell 2, so that the side protective case 2 is easily slidably mounted on the outer surface of the projector 1 through the sliding groove 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a chinese education multimedia teaching system, includes projecting apparatus (1) and projection head (4) to and through preceding protective housing (5) of screw fixation at projecting apparatus (1) surface, its characterized in that: the surface of preceding protective housing (5) is fixed with protecting crust (3) through the screw, and the inside of protecting crust (3) is fixed with motor (7) through the bolt, and the output of motor (7) rotates and is connected with clean pole (11), and the inner wall of clean pole (11) closely laminates with the surface of projection head (4).

2. A language education multimedia teaching system as claimed in claim 1 wherein: the side of projecting apparatus (1) sliding connection has a plurality of side protective housing (2), and the inside integrated into one piece of side protective housing (2) has stopper (15), and side protective housing (2) is fixed with rear protective housing (6) through stopper (15).

3. A language education multimedia teaching system as claimed in claim 1 wherein: the outer surface of the front protective shell (5) is fixedly provided with a fixing frame (10) through bolts, the front protective shell (5) is fixedly connected with a connecting plate (8) through the fixing frame (10), and the outer surface of the connecting plate (8) is integrally formed with a scraping piece (9).

4. A language education multimedia teaching system as claimed in claim 1 wherein: the inner wall of the side protection shell (2) is fixed with a filter plate (12) through screws, and the inside of the side protection shell (2) is fixed with a fan (13) through screws.

5. A language education multimedia teaching system as claimed in claim 1 wherein: the inner wall integrated into one piece of side protective housing (2) has sliding tray (14), and sliding connection is carried out through sliding tray (14) and projecting apparatus (1) in side protective housing (2), and the inner wall integrated into one piece of back protective housing (6) has spread groove (17), and sliding connection is carried out through a plurality of spread groove (17) and projecting apparatus (1) in back protective housing (6).

6. A language education multimedia teaching system as claimed in claim 1 wherein: a plurality of limiting holes (16) are formed in the outer surface of the rear protective shell (6), and the rear protective shell (6) is fixedly connected with the side protective shell (2) through the limiting holes (16) and the limiting blocks (15).