CN213715672U

CN213715672U - Projecting apparatus is used in external chinese teaching

Info

Publication number: CN213715672U
Application number: CN202023122330.8U
Authority: CN
Inventors: 陈薇; 李忠娟; 夏红娟
Original assignee: Jilin Normal University
Current assignee: Jilin Normal University
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-07-16
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a projecting apparatus is used in external chinese teaching, including long box of storage and wireless projector body, the inside of long box of storage has projection cloth through wind spring swing joint, the surperficial swing joint of projection cloth has clean splint, the inside wall fixedly connected with sponge brush of clean splint, the bottom fixedly connected with operation panel of projection cloth, the top of long box of storage has the dead lever through pivot swing joint. This projecting apparatus is used in external chinese teaching, setting through clean splint and sponge brush, can make things convenient for operating personnel to clean for projection cloth, make projection cloth keep clean constantly, prevent dust and stain influence projection effectively, setting through the protection box, can play the effect of protection wireless projector body, setting through hanging the piece, can make things convenient for the device to hang and use on the wall, the device can be when carrying folding part simultaneously, come through reducing the volume, make things convenient for operating personnel to carry the device.

Description

Projecting apparatus is used in external chinese teaching

Technical Field

The utility model relates to a chinese teaching tool technical field specifically is a projecting apparatus is used in external chinese teaching.

Background

The Chinese language specialty is an application-type subject and a cross-type subject, aiming at cultivating high-level Chinese language-oriented talents with solid Chinese and English foundations and comprehensive understanding of Chinese literature, Chinese culture and Chinese and foreign culture communication, and practical linguistics advanced talents capable of doing relevant work of Chinese teaching and Chinese and foreign culture communication at relevant departments, schools, news publishing and the like at home and abroad, so that the specialty is different from Chinese language literary specialties in general universities in curriculum setting, on one hand, the specialty highlights the curriculum characteristics of the specialty, mainly sets up a Chinese classroom teaching method, a Chinese teaching series special subject, modern Chinese and phonetic learning and the like, on the other hand, fully pays attention to the position of an English curriculum, and the foreign language speciality often uses teaching, so that the requirement on the level of students is high, particularly english, and in the teaching of chinese language, a projector is required.

However, the existing projector for teaching chinese has some defects, such as inconvenient carrying and troublesome carrying when in use due to the volume of the existing projector, and the projection cloth of the existing projector is often exposed to the outside, which is easy to have dust accumulation and stain spots, thereby causing the problem of affecting the projection picture and causing the poor use effect of the projector.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a projecting apparatus is used in external chinese teaching has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a projecting apparatus is used in external chinese teaching, includes long box of storage and wireless projector body, the inside of the long box of storage has projection cloth through wind spring swing joint, the surperficial swing joint of projection cloth has clean splint, the inside wall fixedly connected with sponge brush of clean splint, the bottom fixedly connected with operation panel of projection cloth, the top of the long box of storage has the dead lever through pivot swing joint, the one end swing joint of dead lever has the protection box, the inside movable mounting of protection box has wireless projector body, the back of the long box of storage has the fixed plate through pivot swing joint, one side threaded connection of fixed plate has the gim peg, the last fixed surface of the long box of storage is connected with the handle, the fixed surface of the long box of storage is connected with and hangs the piece.

Optionally, a fixing hole is formed in one side of the cleaning clamp plate, and a fixing bolt is connected to the inner wall of the fixing hole in a threaded manner.

Optionally, handle holes are formed in the surfaces of the cleaning clamping plate and the operating plate, and a protection pad is fixedly connected to the bottom of the operating plate.

Optionally, the number of the fixing rods and the number of the fixing plates are two, and the surface of the fixing bolt is fixedly connected with an operation block.

Optionally, both sides of the protection box are movably connected with movable handles through rotating shafts, and one side of the protection box is movably connected with a sealing sliding cover.

Optionally, the number of the suspension blocks is three, and the surfaces of the three suspension blocks are provided with hanging holes.

(III) advantageous effects

The utility model provides a projecting apparatus is used in external chinese teaching possesses following beneficial effect:

this projecting apparatus is used in external chinese teaching, setting through clean splint and sponge brush, can make things convenient for operating personnel to clean for projection cloth, make projection cloth keep clean constantly, prevent dust and stain influence projection effectively, setting through the protection box, can play the effect of protection wireless projector body, setting through the hanging block, can make things convenient for the device to hang and use on the wall, the device can be folding part when carrying simultaneously, come through reducing the volume, make things convenient for operating personnel to carry the device, setting through the dead lever, can the device be the wireless projector body of easy to assemble, can also make the wireless projector body just in time project to projection cloth, improve the result of use.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the projection cloth of the present invention after being rolled;

fig. 4 is a schematic structural diagram of the protection box of the present invention.

In the figure: 1. storing the long box; 2. a wireless projector body; 3. a projection cloth; 4. cleaning the clamping plate; 5. a sponge brush; 6. an operation panel; 7. fixing the rod; 8. a protection box; 9. a fixing plate; 10. a fixing bolt; 11. a handle; 12. a suspension block; 13. a fixing hole; 14. fixing the bolt; 15. a handle aperture; 16. a movable handle.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a projector for external Chinese teaching comprises a long storage box 1 and a wireless projector body 2, wherein the inside of the long storage box 1 is movably connected with projection cloth 3 through a coil spring, the surface of the projection cloth 3 is movably connected with a cleaning clamp plate 4, the inner side wall of the cleaning clamp plate 4 is fixedly connected with a sponge brush 5, the bottom of the projection cloth 3 is fixedly connected with an operation plate 6, the top of the long storage box 1 is movably connected with a fixed rod 7 through a rotating shaft, one end of the fixed rod 7 is movably connected with a protection box 8, the inside of the protection box 8 is movably provided with the wireless projector body 2, the back of the long storage box 1 is movably connected with a fixed plate 9 through the rotating shaft, one side of the fixed plate 9 is in threaded connection with a fixed bolt 10, the upper surface of the long storage box 1 is fixedly connected with a handle 11, and;

in order to effectively prevent dust and stains from affecting the projection, by the arrangement of the cleaning splint 4 and the sponge brush 5, the projection cloth 3 can be cleaned by operators conveniently, so that the projection cloth 3 can be kept clean all the time, and in order to protect the wireless projector body 2, through the arrangement of the protection box 8, can play a role in protecting the wireless projector body 2, and in order to ensure that the device can be conveniently used, through the arrangement of the hanging block 12, the device can be conveniently hung on a wall surface for use, in order to be convenient to carry, the device can be realized by reducing the volume by folding the components when being carried, in order to conveniently install the wireless projector body 2, through the arrangement of the fixed rod 7, the device is convenient to install the wireless projector body 2 for realization, and the wireless projector body 2 can be just projected to the projection cloth 3;

fixed orifices 13 have been seted up to one side of clean splint 4, the inner wall threaded connection of fixed orifices 13 has fixing bolt 14, handle hole 15 has all been seted up on the surface of clean splint 4 and operation panel 6, the bottom fixedly connected with protection pad of operation panel 6, the quantity of dead lever 7 and fixed plate 9 is two, the fixed surface of gim peg 10 is connected with the operation piece, the both sides of protection box 8 all have movable handle 16 through pivot swing joint, one side swing joint of protection box 8 has sealed sliding closure, the quantity that hangs piece 12 is three, the hanging hole has all been seted up on the surface of three hanging piece 12.

The utility model discloses in, the device's working procedure as follows:

1. the teacher can carry the device to move to a classroom through the handle 11, firstly, the operation board 6 is pulled down through the handle hole 15 to unfold the projection cloth 3, then the fixing board 9 on the back of the storage long box 1 is unfolded, and the fixing board 9 is connected with the operation board 6 through the fixing bolt 10 to enable the projection cloth 3 to be unfolded all the time;

2. then, rotating the two fixing rods 7 at the top of the long storage box 1 to enable the two fixing rods 7 to be inserted into the jacks on the protection box 8, and installing the wireless projector body 2 to enable the wireless projector body 2 to face the projection cloth 3;

3. then the device is hung on a nail on the wall surface through a hanging block 12, so that the projection cloth 3 is hung on the wall surface for use, and then the computer is connected with the wireless projector body 2 for projection use;

4. and when projection cloth 3 laying dust or be infected with the stain, can fall the clear water on sponge brush 5, clip projection cloth 3 with cleaning splint 4 again, insert fixed orifices 13 through fixing bolt 14, fixed cleaning splint 4 makes operating personnel operating cleaning splint 4 reciprocate along projection cloth 3, washs the dust and the stain on projection cloth 3 surface, makes things convenient for operating personnel to wash projection cloth 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a projecting apparatus is used in external chinese teaching, includes long box (1) of storage and wireless projecting apparatus body (2), its characterized in that: the interior of the long storage box (1) is movably connected with a projection cloth (3) through a coil spring, the surface of the projection cloth (3) is movably connected with a cleaning splint (4), the inner side wall of the cleaning splint (4) is fixedly connected with a sponge brush (5), the bottom of the projection cloth (3) is fixedly connected with an operation board (6), the top of the long storage box (1) is movably connected with a fixed rod (7) through a rotating shaft, one end of the fixed rod (7) is movably connected with a protection box (8), the interior of the protection box (8) is movably provided with a wireless projector body (2), the back of the long storage box (1) is movably connected with a fixed plate (9) through a rotating shaft, one side of the fixing plate (9) is in threaded connection with a fixing bolt (10), the upper surface of the long storage box (1) is fixedly connected with a handle (11), the surface of the long storage box (1) is fixedly connected with a hanging block (12).

2. The projector as claimed in claim 1, wherein: one side of the cleaning clamping plate (4) is provided with a fixing hole (13), and the inner wall of the fixing hole (13) is in threaded connection with a fixing bolt (14).

3. The projector as claimed in claim 1, wherein: handle holes (15) are formed in the surfaces of the cleaning clamping plate (4) and the operating plate (6), and a protection pad is fixedly connected to the bottom of the operating plate (6).

4. The projector as claimed in claim 1, wherein: the number of the fixing rods (7) and the number of the fixing plates (9) are two, and the surface of the fixing bolt (10) is fixedly connected with an operation block.

5. The projector as claimed in claim 1, wherein: the two sides of the protection box (8) are both movably connected with movable handles (16) through rotating shafts, and one side of the protection box (8) is movably connected with a sealing sliding cover.

6. The projector as claimed in claim 1, wherein: the number of the hanging blocks (12) is three, and hanging holes are formed in the surfaces of the three hanging blocks (12).