CN220773412U

CN220773412U - Computer teaching device

Info

Publication number: CN220773412U
Application number: CN202322072523.4U
Authority: CN
Inventors: 赵立和
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-04-12
Anticipated expiration: 2033-08-02

Abstract

The utility model discloses a computer teaching device, and relates to the technical field of demonstration appliances. Including the batching box, the inside fixedly connected with rolling motor of batching box, the output fixedly connected with winding shaft of winding motor, the winding shaft rotates the inside of connecting at the batching box, the outer wall winding of winding shaft has computer teaching projection cloth, rolling logical groove and transmission logical groove have been seted up respectively to the bottom of batching box, under the transmission cooperation of the meshing connection of two gears and synchronous ware, make two cleaning rollers can rotate in step with the winding shaft, thereby when computer teaching projection cloth is packed up or is expanded, two cleaning rollers can clear up the dust on the computer teaching projection cloth, absorb the dust that produces two cleaning roller clearance through a plurality of dust absorption heads, and in collecting the box with the dust row of absorbing through the dust exhaust pipe, thereby avoid the dust under the clearance to produce and fly upward and influence the teaching environment in the religion, the practicality of the device has further been improved.

Description

Computer teaching device

Technical Field

The utility model relates to the technical field of demonstration appliances, in particular to a computer teaching device.

Background

Educational training is a mechanism or online learning system that informatizes knowledge educational resources that has gradually emerged in recent years, wherein the educational training requires the use of a computer multimedia device for teaching students, and the computer multimedia technology is one of the fastest and most active technologies in the information technology field today. The Chinese patent publication No. CN218241126U discloses a method that the number of the rollers is two, and the distance between the two rollers is equal to the thickness of the projection cloth, so that the outer wall of the rollers rolls on the outer wall of the projection cloth in the process of lifting the projection cloth, dust attached to the surface of the projection cloth can be wiped, and the phenomenon that the image display is unclear due to more dust attached to the surface of the projection cloth in the long-time use process is prevented.

According to the technical scheme, dust attached to the surface of the projection cloth is wiped by the roller in the process of lifting the projection cloth, so that the phenomenon that images are displayed unclear due to more dust attached to the surface of the projection cloth in the long-time use process is prevented. However, when the two rollers clean the projection cloth, dust cleaned by the two rollers may fly along with the rotation of the two rollers, so that the flying dust affects the teaching environment of a classroom.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a computer teaching device which can solve the problem that dust cleaned by two rollers possibly flies along with the rotation of the two rollers, so that the flying dust affects the teaching environment of a classroom.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a computer teaching device, includes the batching box, the inside fixedly connected with rolling motor of batching box, the output fixedly connected with rolling axle of rolling motor, rolling axle rotation connect in the inside of batching box, and the outer wall winding of rolling axle has computer teaching projection cloth, and the rolling logical groove and the transmission logical groove have been seted up respectively to the bottom of batching box, and the bottom of computer teaching projection cloth is passed the rolling and is led to the outside that the groove extends to the batching box, is provided with dust removal subassembly on the batching box.

Preferably, the dust removal subassembly includes two mounting panels and two clearance rollers, and two equal fixed connection of mounting panels are in the bottom of batching box, and two clearance rollers all rotate the opposite face of connecting at two mounting panels, and the batching box is close to one side rotation that the rolling motor is connected with two intermeshing's gears, and the one end of two clearance rollers all rotates and runs through the mounting panel that is close to the rolling motor and with corresponding gear fixed connection, and two clearance rollers are located the both sides of computer teaching projection cloth respectively.

Preferably, two both sides of mounting panel all are provided with the dust absorption pipe, and two hoops have all been fixedly cup jointed to the outer wall of two dust absorption pipes, and four hoops respectively with corresponding mounting panel fixed connection, the outer wall of two dust absorption pipes all is fixed to be linked together and is had a plurality of dust absorption heads.

Preferably, one side of the cloth rolling box, which is far away from the two gears, is fixedly connected with an exhaust fan, the input end of the exhaust fan is fixedly connected with two dust collection pipes, the output end of the exhaust fan is fixedly connected with a dust exhaust pipe, and one end of the dust exhaust pipe, which is far away from the exhaust fan, is fixedly connected with a collecting box.

Preferably, the collecting box is fixedly connected to one side of the cloth rolling box, a collecting groove is formed in one side, close to the dust exhaust pipe, of the collecting box, and an ash storage box is connected to the inside of the collecting groove in a sliding mode.

Preferably, the outer wall of the cleaning roller close to the collecting box is in transmission sleeve connection with the outer wall of the winding shaft, and the synchronizer penetrates through the transmission through groove.

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

(1) This computer teaching device is under the transmission cooperation of the meshing connection of two gears and synchronous ware for two cleaning rollers can carry out synchronous rotation with the winding shaft, thereby when computer teaching projection cloth is packed up or is expanded, two cleaning rollers can clear up the dust on the computer teaching projection cloth, absorb the dust that two cleaning rollers clearance produced through a plurality of dust absorption heads, and in collecting box is got into to the dust that will absorb through the dust exhaust pipe, thereby avoid the dust under the clearance to produce and fly upward and influence the teaching environment in the religion, further improved the practicality of device.

(2) This computer teaching device through the ash storage box that sets up in the collection box for the ash storage box can collect the dust after the sediment in the collection box and store, and then can be convenient for teaching mr regularly clear up the dust of collection box.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

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

FIG. 2 is a schematic view of the structure of the collecting box of the present utility model;

FIG. 3 is a schematic cross-sectional view of a cloth roll cartridge of the present utility model;

fig. 4 is a schematic diagram of the structure of the exhaust fan of the present utility model.

Reference numerals: 1. a cloth rolling box; 2. a gear; 3. a pipe clamp; 4. a collection box; 5. a dust collection pipe; 6. a dust collection head; 7. computer teaching projection cloth; 8. a dust exhaust pipe; 9. an exhaust fan; 10. an ash storage box; 11. a winding shaft; 12. a winding motor; 13. a synchronizer; 14. a transmission through groove; 15. rolling the through groove; 16. a cleaning roller; 17. a collection tank; 18. and (3) mounting a plate.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a computer teaching device, including batching box 1, the inside fixedly connected with rolling motor 12 of batching box 1, the output fixedly connected with rolling axle 11 of rolling motor 12, rolling axle 11 rotate the inside of connecting at batching box 1, the outer wall winding of rolling axle 11 has computer teaching projection cloth 7, rolling logical groove 15 and transmission logical groove 14 have been seted up respectively to the bottom of batching box 1, the bottom of computer teaching projection cloth 7 passes rolling logical groove 15 and extends to the outside of batching box 1, be provided with dust removal subassembly on the batching box 1.

The dust removal assembly comprises two mounting plates 18 and two cleaning rollers 16, wherein the two mounting plates 18 are fixedly connected to the bottom of the cloth winding box 1, the two cleaning rollers 16 are all rotationally connected to opposite faces of the two mounting plates 18, one side, close to the winding motor 12, of the cloth winding box 1 is rotationally connected with two gears 2 meshed with each other, one ends of the two cleaning rollers 16 are all rotationally penetrated through the mounting plates 18 close to the winding motor 12 and fixedly connected with the corresponding gears 2, the two cleaning rollers 16 are respectively located on two sides of the computer teaching projection cloth 7, dust collection pipes 5 are respectively arranged on two sides of the two mounting plates 18, two pipe hoops 3 are fixedly sleeved on outer walls of the two dust collection pipes 5, four pipe hoops 3 are respectively fixedly connected with the corresponding mounting plates 18, and a plurality of dust collection heads 6 are fixedly communicated with outer walls of the two dust collection pipes 5.

One side fixedly connected with air exhauster 9 of two gears 2 is kept away from to batching box 1, the input and the two dust absorption pipes 5 fixed connection of air exhauster 9, the output fixedly connected with dust exhaust pipe 8 of air exhauster 9, the one end fixed connection and the collection box 4 of exhaust pipe 8 keeping away from air exhauster 9, dust exhaust pipe 8 and the inside intercommunication of collection box 4, collection box 4 fixed connection is in one side of batching box 1, collection tank 17 has been seted up to one side that collection box 4 is close to dust exhaust pipe 8, the inside sliding connection of collection tank 17 has ash storage box 10, the outer wall of cleaning roller 16 and the outer wall transmission of rolling axle 11 that is close to collection box 4 have cup jointed synchronous ware 13, synchronous ware 13 runs through transmission through groove 14, synchronous ware 13 has two synchronizing wheels and a synchronizing belt to make up.

Further, when the device is used, the winding motor 12 is started through being connected with an external power supply, the winding motor 12 drives the winding shaft 11 to rotate, the winding shaft 11 rotates to drive the computer teaching projection cloth 7 to roll up or unwind, the winding shaft 11 rotates and simultaneously drives the corresponding cleaning rollers 16 to rotate through the synchronizer 13, so that the two cleaning rollers 16 synchronously rotate under the meshing connection of the corresponding gears 2, dust on the computer teaching projection cloth 7 is cleaned, further, when the device is used, the exhaust fan 9 is started through being connected with the external power supply, the exhaust fan 9 provides suction force for the two dust suction pipes 5, the two dust suction pipes 5 suck the dust cleaned by the two cleaning rollers 16 through the dust exhaust pipes 8 into the collecting box 4, and the dust entering the collecting box 4 falls into the dust storage box 10 for concentrated treatment.

Under the meshing connection of the two gears 2 and the transmission cooperation of the synchronizer 13, the two cleaning rollers 16 can synchronously rotate with the winding shaft 11, so that when the computer teaching projection cloth 7 is folded or unfolded, the two cleaning rollers 16 can clean dust on the computer teaching projection cloth 7, the dust generated by cleaning the two cleaning rollers 16 is sucked through the dust suction heads 6, and the sucked dust is discharged into the collecting box 4 through the dust discharge pipe 8, so that the dust in the cleaning is prevented from flying to influence the teaching environment in the teaching room, and the practicability of the device is further improved.

Through the ash storage box 10 that sets up in the collection box 4 for ash storage box 10 can collect the dust after the sediment in the collection box 4 and store, and then can be convenient for the teacher regularly clear up the dust of collection box 4.

Working principle: the winding motor 12 is started by connecting an external power supply, the winding motor 12 drives the winding shaft 11 to rotate, the winding shaft 11 rotates to drive the computer teaching projection cloth 7 to wind up or unwind, the winding shaft 11 rotates and simultaneously drives the corresponding cleaning rollers 16 to rotate through the synchronizer 13, so that the two cleaning rollers 16 synchronously rotate under the meshing connection of the corresponding gears 2, dust on the computer teaching projection cloth 7 is cleaned, further, when the device is used, the exhaust fan 9 is started by connecting the external power supply, the exhaust fan 9 provides suction force for the two dust suction pipes 5, the two dust suction pipes 5 suck the dust cleaned by the two cleaning rollers 16 through the dust exhaust pipes 8, the sucked dust is discharged into the collecting box 4, and the dust entering the collecting box 4 falls into the dust storage box 10 to be concentrated.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A computer teaching device, includes batching box (1), its characterized in that: a winding motor (12) is fixedly connected inside the cloth rolling box (1);

the output end of the winding motor (12) is fixedly connected with a winding shaft (11), and the winding shaft (11) is rotationally connected in the cloth winding box (1);

wherein, the outer wall of the winding shaft (11) is wound with computer teaching projection cloth (7);

the bottom of the cloth rolling box (1) is respectively provided with a rolling through groove (15) and a transmission through groove (14), and the bottom end of the computer teaching projection cloth (7) passes through the rolling through groove (15) and extends to the outer side of the cloth rolling box (1);

wherein, be provided with dust removal subassembly on batching box (1).

2. A computer teaching device according to claim 1 and characterised in that: the dust removing assembly comprises two mounting plates (18) and two cleaning rollers (16), the two mounting plates (18) are fixedly connected to the bottom of the cloth rolling box (1), and the two cleaning rollers (16) are rotatably connected to opposite surfaces of the two mounting plates (18);

one side of the cloth rolling box (1) close to the rolling motor (12) is rotationally connected with two gears (2) which are meshed with each other, and one ends of the two cleaning rollers (16) are rotationally penetrated through a mounting plate (18) close to the rolling motor (12) and fixedly connected with the corresponding gears (2);

wherein, two cleaning rollers (16) are respectively positioned at two sides of the computer teaching projection cloth (7).

3. A computer teaching device according to claim 2 and characterised in that: dust collection pipes (5) are arranged on two sides of the two mounting plates (18), and two pipe hoops (3) are fixedly sleeved on the outer walls of the two dust collection pipes (5);

wherein, the four pipe hoops (3) are respectively fixedly connected with the corresponding mounting plates (18);

wherein, the outer walls of the two dust collection pipes (5) are fixedly communicated with a plurality of dust collection heads (6).

4. A computer teaching device according to claim 3 and characterised in that: one side of the cloth rolling box (1) far away from the two gears (2) is fixedly connected with an exhaust fan (9);

the input end of the exhaust fan (9) is fixedly connected with the two dust collection pipes (5), and the output end of the exhaust fan (9) is fixedly connected with a dust discharge pipe (8);

wherein, the dust exhaust pipe (8) is kept away from the one end fixed connection of air exhauster (9) and collection box (4).

5. A computer teaching device according to claim 4 and characterised in that: the collecting box (4) is fixedly connected to one side of the cloth rolling box (1);

wherein, collecting tank (17) has been seted up to one side that collecting box (4) are close to dust exhaust pipe (8), and the inside sliding connection of collecting tank (17) has ash storage box (10).

6. A computer teaching device according to claim 5 and characterised in that: and a synchronizer (13) is sleeved on the outer wall of the cleaning roller (16) close to the collecting box (4) and the outer wall of the winding shaft (11) in a transmission manner, and the synchronizer (13) penetrates through the transmission through groove (14).