CN213517868U

CN213517868U - English teaching projection curtain

Info

Publication number: CN213517868U
Application number: CN202022890218.2U
Authority: CN
Inventors: 林虹; 杨玉茹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-06-22
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses an english teaching projection curtain, including supported hole, the magnet body, the curtain body, fixed case, fixed block and connecting rod, the supported hole is seted up in the backup pad, and backup pad fixed mounting is at both ends about the box, and the inside swing joint of box has first rotation axis simultaneously to install reel and first bevel gear on the first rotation axis, the box passes through the bolt and fixes on the wall body surface with supported hole threaded connection, and the quick-witted case is installed in the box lower right corner, and quick-witted case internally mounted has the motor, the fixed case is provided with two sets ofly altogether, and all installs the slide rail on the inside upper and lower both ends inner wall of two sets of fixed casees, and sliding connection has the slider on the slide rail, and the welding has the connecting plate. This english teaching projection curtain conveniently carries out the expansion of the curtain body fast, improves work efficiency to and the convenience is firmly carried out the curtain, and the curtain has reflection of light effect simultaneously.

Description

English teaching projection curtain

Technical Field

The utility model relates to a projection curtain correlation technique field specifically is an english teaching projection curtain.

Background

English teaching refers to a process of teaching English for people who have English in a first language or not, the English teaching relates to various professional theoretical knowledge including linguistics, second language acquisition, glossaries, sentence syntactics, literature, corpus theory, cognitive psychology and the like, the English teaching is a progressive process, and English learning is vital for people who have English in the first language or not in the first language at present in globalization and rapid development.

The english comprises the letter of dense numb and hemp, and the slight shake of projection curtain can let the university student of back row see clearly to current projection curtain often is blown and then influences the viewing effect by wind, causes the low, the low clear that is difficult to of saturation of demonstration color luminance easily under the ambient light interference, leads to the teaching effect not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english teaching projection curtain to the slight shake of the projection curtain that proposes in solving above-mentioned background art can let the university student of back row see unclear, and current projection curtain often is blown by wind and then influences the viewing effect, causes to show that the color brightness is low easily under the ambient light interference, the saturation is low to be difficult to see clearly, leads to the not good problem of teaching effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an english teaching projection curtain, includes supported hole, the magnet body, the curtain body, fixed case, fixed block and connecting rod, the supported hole is seted up in the backup pad, and backup pad fixed mounting is at both ends about the box, and the inside swing joint of box has first rotation axis simultaneously to install reel and first bevel gear on the first rotation axis, the box passes through the bolt and fixes on the wall body surface with supported hole threaded connection, and the lower right corner of box installs quick-witted case, and quick-witted case internally mounted has the motor, the fixed case is provided with two sets ofly altogether, and all installs the slide rail on the inside upper and lower both ends inner wall of two sets of fixed incasement portions, and sliding connection has the slider on the slide rail, and the welding.

Preferably, the rolling wheel is fixedly connected with the upper end of the curtain body, the lower end of the curtain body is fixedly connected with the pressing rod, the mounting plates are mounted at the left end and the right end of the pressing rod, and two sets of fixing holes are formed in the mounting plates.

Preferably, the output shaft of the motor is connected to the second rotating shaft through a coupling, and the second rotating shaft is provided with a second bevel gear which is engaged with the first bevel gear on the first rotating shaft.

Preferably, the magnet bodies are fixedly arranged on the surface of the wall body, six groups of the magnet bodies are arranged on the surface of the wall body, and the magnet bodies are attracted with the adsorption layer on the inner side of the curtain cloth body.

Preferably, the fixed block is U-shaped and made of metal materials, the fixed block is arranged between the two groups of connecting plates, one end of the fixed block is fixedly connected with the connecting rod, the fixed block is matched with the fixing hole, and the other end of the connecting rod is provided with the pulling plate.

Preferably, a return spring is sleeved on the connecting rod, one end of the return spring is fixedly connected with the outer wall of the fixed block, and the other end of the return spring is fixedly connected with the inner wall of the fixed box.

Preferably, the curtain cloth body is formed by combining an adsorption layer, an external layer, a light treatment layer and a cloth layer, and the adsorption layer is made of a metal material.

Compared with the prior art, the beneficial effects of the utility model are that: the projection curtain for English teaching can be used for conveniently and rapidly unfolding the curtain body, improving the working efficiency, and conveniently and firmly fixing the curtain, and meanwhile, the curtain has a light reflecting effect;

1. the curtain body is formed by combining an adsorption layer, an external layer, a light processing layer and a cloth layer group, the adsorption layer on one side of the curtain is made of metal materials, the magnet body is fixedly arranged on the wall body, and the curtain body can be fixed by the adsorption of the magnet body and the adsorption layer on one side of the curtain body, so that the curtain body is prevented from being blown by wind to cause that characters on the curtain body are not clearly displayed;

2. the inner part of the box body is movably connected with a first rotating shaft, the first rotating shaft is provided with a rolling wheel and a first bevel gear, the rolling wheel is connected with the curtain, the first bevel gear is meshed with the second bevel gear, and the rolling wheel is enabled to expand or contract the curtain body through the operation of the motor;

3. curtain body lower extreme and depression bar fixed connection, the mounting panel is all installed at both ends about the depression bar, and has seted up the fixed orifices on the mounting panel, and the fixed box is fixed on the wall body surface, and then makes the fixed block and fixed orifices match and fix the curtain body through the pulling board.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the point A structure of the present invention;

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

fig. 4 is a schematic view of the structure mounting plate of the present invention.

In the figure: 1. a support hole; 2. a support plate; 3. a first rotating shaft; 4. a box body; 5. a winding wheel; 6. a magnet body; 7. a screen body; 8. a first bevel gear; 9. a second bevel gear; 10. a second rotation shaft; 11. a chassis; 12. a motor; 13. a pressure lever; 14. pulling the movable plate; 15. a fixed box; 16. a fixed block; 17. mounting a plate; 18. a slider; 19. a slide rail; 20. a connecting plate; 21. a return spring; 22. a fixing hole; 23. a connecting rod; 24. an adsorption layer; 25. an outer layer; 26. processing the optical layer; 27. a cloth layer.

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. 1-4, the present invention provides a technical solution: an English teaching projection curtain comprises support holes 1, a magnet body 6, a curtain body 7, a fixing box 15, fixing blocks 16 and connecting rods 23, wherein the support holes 1 are formed in a support plate 2, the support plate 2 is fixedly installed at the left end and the right end of a box body 4, a first rotating shaft 3 is movably connected inside the box body 4, a winding wheel 5 and a first bevel gear 8 are installed on the first rotating shaft 3, the winding wheel 5 is fixedly connected with the upper end of the curtain body 7, the lower end of the curtain body 7 is fixedly connected with a pressing rod 13, mounting plates 17 are installed at the left end and the right end of the pressing rod 13, and two groups of fixing holes 22 are formed in the mounting plates 17; the box body 4 is in threaded connection with the support hole 1 through a bolt and fixed on the surface of a wall body, a box 11 is installed at the right lower corner of the box body 4, a motor 12 is installed inside the box 11, an output shaft of the motor 12 is connected with a second rotating shaft 10 through a coupler, a second bevel gear 9 is installed on the second rotating shaft 10, and the second bevel gear 9 is meshed with a first bevel gear 8 on the first rotating shaft 3; the two groups of fixed boxes 15 are arranged, the inner walls of the upper end and the lower end of the two groups of fixed boxes 15 are respectively provided with a slide rail 19, the slide rails 19 are connected with slide blocks 18 in a sliding manner, and the slide blocks 18 are welded with connecting plates 20; the magnet bodies 6 are fixedly arranged on the surface of the wall body, six groups of the magnet bodies 6 are arranged on the surface of the wall body, and the magnet bodies 6 are attracted with the adsorption layer 24 on the inner side of the curtain body 7; the fixed block 16 is in a U-shaped shape made of metal materials, the fixed block 16 is arranged between the two groups of connecting plates 20, one end of the fixed block 16 is fixedly connected with the connecting rod 23, the fixed block 16 is matched with the fixing hole 22, and the other end of the connecting rod 23 is provided with the pulling plate 14; a return spring 21 is sleeved on the connecting rod 23, one end of the return spring 21 is fixedly connected with the outer wall of the fixed block 16, and the other end of the return spring 21 is fixedly connected with the inner wall of the fixed box 15; the curtain cloth body 7 is formed by combining an adsorption layer 24, an outer layer 25, a light treatment layer 26 and a cloth layer 27, and the adsorption layer 24 is made of metal material.

As shown in fig. 1: the left end and the right end of a box body 4 are both provided with a supporting plate 2, the supporting plate 2 is provided with a supporting hole 1, the supporting plate and the supporting hole 1 are in threaded connection through bolts so as to fix the box body 4 on a wall body, the upper surface of the wall body is also provided with two groups of fixed boxes 15 and six groups of magnet bodies 6, the interior of the box body 4 is movably connected with a first rotating shaft 3, the first rotating shaft 3 is provided with a rolling wheel 5 and a first bevel gear 8, the rolling wheel 5 is connected with the upper end of a curtain body 7, the lower end of the curtain body 7 is fixedly connected with a pressure rod 13, the left end and the right end of the pressure rod 13 are both provided with a mounting plate 17, the right lower corner of the box body 4 is provided with a box 11, the interior of the box 11 is provided with a motor 12, the output shaft of the motor 12 is connected with a second rotating shaft 10 through, the winding wheel 5 is further driven by the motor 12 to pull up or contract the curtain body 7 and fix the curtain body by the magnet body 6.

As shown in fig. 1, 2 and 3: the mounting panel 17 is provided with a fixing hole 22, slide rails 19 are installed on the inner walls of the upper side and the lower side of the inside of the fixing box 15, a slide block 18 is connected to the slide rail 19 in a sliding mode, the upper end and the lower end of the fixing block 16 are fixedly connected with the slide block 18 on the slide rail 19 through a connecting plate 20, the fixing block 16 is matched with the fixing hole 22, a connecting rod 23 is welded to one end of the fixing block 16, a pulling plate 14 is installed at the other end of the connecting rod 23, a reset spring 21 is sleeved on the connecting rod 23, one end of the reset spring 21 is fixedly connected with the fixing block 16, the other end of the reset spring 21 is fixedly connected with the inner.

As shown in fig. 3: the curtain cloth body 7 is formed by combining an adsorption layer 24, an external layer 25, a light processing layer 26 and a cloth layer 27, the adsorption layer 24 and the magnet body 6 are adsorbed to fix the curtain cloth body 7, and the curtain cloth body 7 can have a light reflecting effect through the light processing layer 26.

The working principle is as follows: when the projection curtain for english teaching is used, first, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the curtain body 7 needs to be unfolded, the motor 12 starts to operate, so that the first rotating shaft 3 drives the rolling wheel 5 to expand and move the curtain cloth body 7, when the curtain cloth body is descended to a proper position, the inner wall of the curtain cloth body 7 is adsorbed with the magnet body 6 on the wall surface for fixing, then when the press rod 13 moves to the upper end of the fixing box 15, pulling plate 14 first and then releasing plate 14 allows mounting block 16 to mate with mounting hole 22 in mounting plate 17, when the curtain body 7 needs to be contracted, the movable plate 14 is pulled firstly to enable the fixed block 16 to be separated from the fixed hole 22, then the motor 12 runs and further contracts the curtain body 7 through the winding wheel 5, the light processing layer 26 can enable the curtain body 7 to have light reflection processing, and the curtain is convenient to use, and the whole process of using the English teaching projection curtain is the whole process.

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 an english teaching projection curtain, includes supported hole (1), the magnet body (6), the curtain body (7), fixed case (15), fixed block (16) and connecting rod (23), its characterized in that: support hole (1) is seted up on backup pad (2), and backup pad (2) fixed mounting both ends about box (4), and box (4) inside swing joint has first rotation axis (3) simultaneously to install reel (5) and first bevel gear (8) on first rotation axis (3), box (4) are fixed on the wall body surface through bolt and support hole (1) threaded connection, and quick-witted case (11) are installed to box (4) lower right corner, and quick-witted case (11) internally mounted has motor (12), fixed case (15) are provided with two sets ofly altogether, and all install slide rail (19) on the inside upper and lower both ends inner wall of two sets of fixed cases (15), and sliding connection has slider (18) on slide rail (19), and slider (18) upper weld has connecting plate (20).

2. The English teaching projection curtain of claim 1, wherein: the curtain cloth fixing device is characterized in that the winding wheel (5) is fixedly connected with the upper end of the curtain cloth body (7), the lower end of the curtain cloth body (7) is fixedly connected with the pressing rod (13), the mounting plates (17) are mounted at the left end and the right end of the pressing rod (13), and two sets of fixing holes (22) are formed in the mounting plates (17).

3. The English teaching projection curtain of claim 1, wherein: an output shaft of the motor (12) is connected with a second rotating shaft (10) through a coupler, a second bevel gear (9) is installed on the second rotating shaft (10), and the second bevel gear (9) is meshed with a first bevel gear (8) on the first rotating shaft (3).

4. The English teaching projection curtain of claim 1, wherein: the magnet bodies (6) are fixedly arranged on the surface of the wall body, six groups of the magnet bodies (6) are arranged on the surface of the wall body, and the magnet bodies (6) are attracted with the adsorption layer (24) on the inner side of the curtain cloth body (7).

5. The English teaching projection curtain of claim 1, wherein: the fixing block (16) is U-shaped and made of metal materials, the fixing block (16) is arranged between the two groups of connecting plates (20), one end of the fixing block (16) is fixedly connected with the connecting rod (23), the fixing block (16) is matched with the fixing hole (22), and the other end of the connecting rod (23) is provided with the pulling plate (14).

6. The English teaching projection curtain of claim 1, wherein: the connecting rod (23) is sleeved with a return spring (21), one end of the return spring (21) is fixedly connected with the outer wall of the fixing block (16), and the other end of the return spring (21) is fixedly connected with the inner wall of the fixing box (15).

7. The English teaching projection curtain of claim 1, wherein: the curtain cloth body (7) is formed by combining an adsorption layer (24), an external layer (25), a light treatment layer (26) and a cloth layer (27), and the adsorption layer (24) is made of metal materials.