CN212965738U

CN212965738U - University student's ideological and political education projection show is equipped

Info

Publication number: CN212965738U
Application number: CN202021165327.1U
Authority: CN
Inventors: 陈雨英; 王鹏
Original assignee: Jiangxi College of Applied Technology
Current assignee: Jiangxi College of Applied Technology
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-04-13
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses an university student's ideological and political education projection show is equipped, including fixed slot, pull rod, projection cloth, sliding tray and projection wall, the bottom of projection wall is provided with the fixed slot, the inside both sides of projection wall all are provided with the sliding tray, and are provided with the pull rod between the adjacent sliding tray, the top of projection wall is provided with winding mechanism, winding mechanism includes rotary disk, fixed block and rotation axis, shaft coupling and servo motor's output fixed connection is passed through to the one end of rotation axis, the projection wall is close to one side fixedly connected with servo motor of winding mechanism. The utility model discloses a single chip microcomputer control servo motor operation, servo motor can drive rotation axis, and the rotation axis can drive rotation axis through the fixed block, and the rotary disk can drive projection cloth rolling to the surface of rotary disk, has realized the function of the rolling of being convenient for of this mechanism to the convenience of the device when using has been improved.

Description

University student's ideological and political education projection show is equipped

Technical Field

The utility model relates to an education equipment technical field specifically is an university student's ideological and political education projection show equipment.

Background

Along with the continuous development of society, the education industry has gained vigorous development, and in the teaching process, often will use projection equipment, and university student's ideological and political education is with projection show equipment is important part among them.

Traditional projection show equipment is when using, and its projection screen is in the expansion state, and the projection screen occupies wall area great, when not using, and is inconvenient to its rolling, and the projection cloth of rolling is using for a long time, and the crease can take place for the cloth.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an university student's ideological and political education projection show equipment to the problem of the inconvenient rolling of projection screen is proposed in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the university student ideological and political education projection display equipment comprises a fixing groove, a pull rod, projection cloth, sliding grooves and a projection wall, wherein the fixing groove is formed in the bottom of the projection wall, the sliding grooves are formed in two sides of the inner portion of the projection wall, the pull rod is arranged between every two adjacent sliding grooves, a winding mechanism is arranged at the top of the projection wall and comprises a rotating disk, a fixing block and a rotating shaft, one end of the rotating shaft is fixedly connected with the output end of a servo motor through a coupler, one side, close to the winding mechanism, of the projection wall is fixedly connected with the servo motor, the projection cloth is fixedly connected onto the outer wall of the winding mechanism, the bottom end of the projection cloth is fixedly connected with the top end of the pull rod, dust removal mechanisms are arranged on two sides of the outer wall of the projection wall below the winding mechanism, and a fixing mechanism is arranged on one side, far, and the two sides of the fixing mechanism are both fixed with loudspeakers, and one side of the bottom end of the fixing mechanism is fixed with a voice recognizer.

Preferably, the outer wall of rotation axis is gone up equal fixedly connected with equidistant fixed block, the outside of rotation axis all is provided with the rotary disk, rotary disk and rotation axis pass through the fixed block and constitute the joint structure.

Preferably, the dust removal mechanism includes limiting plate, dust removal brush and stopper, the stopper all with projection wall fixed connection, the stopper is close to one side fixedly connected with limiting plate of projection cloth.

Preferably, one side of the limiting plate close to the projection cloth is fixedly provided with a dust removing brush, one side of the dust removing brush is in contact with the projection cloth, and the dust removing brushes are distributed on one side of the limiting plate at equal intervals.

Preferably, the fixing mechanism comprises a frame body, fastening blocks and fastening screws, the fastening blocks are fixedly connected to two sides of the frame body at equal intervals, and the fastening screws are arranged on two sides of the fastening blocks at equal intervals.

Preferably, the fastening screws on the outer side of the frame body are fixedly connected with the wall body, the fastening screws on the inner side of the frame body are fixedly connected with the projection wall, and the frame body and the projection wall form a clamping structure.

Compared with the prior art, the beneficial effects of the utility model are that: the projection display equipment for the ideological and political education of the college students not only realizes the function of the mechanism convenient to roll up, realizes the function of the mechanism convenient to clean, but also realizes the function of the mechanism convenient to disassemble and assemble;

(1) the servo motor is controlled to operate through the single chip microcomputer, the servo motor can drive the rotating shaft to rotate, the rotating shaft can drive the rotating shaft to rotate through the fixing block, and the rotating disc can drive the projection cloth to be wound on the surface of the rotating disc, so that the function of the mechanism convenient to wind is realized, and the convenience of the device in use is improved;

(2) the pull rod is pulled to drive the projection cloth to move up and down in the sliding groove, and at the moment, the dust on the two sides of the projection cloth is cleaned by the dust removing brush, so that the function of the mechanism convenient to clean is realized, and the service life of the device is prolonged when the device is used;

(3) the fastening block is fixed on the outer wall of the wall body through the fastening screws, the frame body and the wall body are fixed through the fastening block, the projection wall is arranged inside the frame body at the moment, the fastening block and the projection wall are mutually fixed through the fastening screws, the function of facilitating disassembly and assembly of the mechanism is achieved, and therefore the applicability of the mechanism in use is improved.

Drawings

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

FIG. 2 is a schematic view of a side view cross-sectional structure of the winding mechanism of the present invention;

FIG. 3 is a schematic side view of the dust removing mechanism of the present invention;

fig. 4 is a schematic view of the front view section structure of the fixing mechanism of the present invention.

In the figure: 1. fixing grooves; 2. a pull rod; 3. a projection cloth; 4. a sliding groove; 5. a projection wall; 6. a winding mechanism; 601. rotating the disc; 602. a fixed block; 603. a rotating shaft; 7. a servo motor; 8. a dust removal mechanism; 801. a limiting plate; 802. a dust removal brush; 803. a limiting block; 9. a fixing mechanism; 901. a frame body; 902. a fastening block; 903. fastening screws; 10. a speaker; 11. a speech recognizer.

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 an embodiment: an university student's ideological and political education projection display device comprises a fixing groove 1, a pull rod 2, projection cloth 3, sliding grooves 4 and a projection wall 5, wherein the fixing groove 1 is formed in the bottom of the projection wall 5, the sliding grooves 4 are formed in two sides of the interior of the projection wall 5, the pull rod 2 is arranged between every two adjacent sliding grooves 4, a winding mechanism 6 is arranged at the top of the projection wall 5, the winding mechanism 6 comprises a rotating disk 601, fixing blocks 602 and a rotating shaft 603, one end of the rotating shaft 603 is fixedly connected with the output end of a servo motor 7 through a coupler, the fixing blocks 602 with equal intervals are fixedly connected to the outer wall of the rotating shaft 603, the rotating disk 601 is arranged on the outer side of the rotating shaft 603, the rotating disk 601 and the rotating shaft 603 form a clamping structure through the fixing blocks 602, when the device is used, a power supply is switched on, the servo motor, the rotating shaft 603 can drive the rotating shaft 603 to rotate through the fixing block 602, and the rotating disc 601 can drive the projection cloth 3 to be wound on the surface of the rotating disc 601, so that the function of the mechanism convenient to wind is realized, and the convenience of the device in use is improved;

a servo motor 7 is fixedly connected to one side of the projection wall 5 close to the winding mechanism 6, the type of the servo motor 7 can be QS-750W, the input end of the servo motor 7 is electrically connected with the output end of the single chip microcomputer, the outer wall of the winding mechanism 6 is fixedly connected with the projection cloth 3, the bottom end of the projection cloth 3 is fixedly connected with the top end of the pull rod 2, two sides of the outer wall of the projection wall 5 below the winding mechanism 6 are provided with dust removing mechanisms 8, each dust removing mechanism 8 comprises a limiting plate 801, a dust removing brush 802 and a limiting block 803, the limiting blocks 803 are fixedly connected with the projection wall 5, one side of the limiting block 803 close to the projection cloth 3 is fixedly connected with a limiting plate 801, one side of the limiting plate 801 close to the projection cloth 3 is fixedly provided with a dust removing brush 802, one side of the dust removing brush 802 is in contact with the projection cloth 3, the dust removing brushes 802 are distributed at equal intervals on one side of, at the moment, the dust removing brush 802 cleans dust on two sides of the projection cloth 3, so that the function of the mechanism convenient to clean is realized, and the service life of the device is prolonged when in use;

the side of the projection wall 5 far away from the dust removing mechanism 8 is provided with a fixing mechanism 9, two sides of the fixing mechanism 9 are both fixed with a loudspeaker 10, the model of the loudspeaker 10 can be YDQG5-26, the input end of the loudspeaker 10 is electrically connected with the output end of the singlechip, one side of the bottom end of the fixing mechanism 9 is fixed with a voice recognizer 11, the model of the voice recognizer 11 can be RSC-300364, the output end of the voice recognizer 11 is electrically connected with the input end of the singlechip, the fixing mechanism 9 comprises a frame 901, fastening blocks 902 and fastening screws 903, the two sides of the frame 901 are both fixedly connected with the fastening blocks 902 with equal intervals, the two sides of the fastening blocks 902 are both provided with the fastening screws 903 with equal intervals, the fastening screws 903 outside of the frame 901 are fixedly connected with the wall, the fastening screws 903 inside of the frame 901 are both fixedly connected with the projection wall 5, the frame 901 and the projection, when the mechanism is used, the fastening block 902 is fixed on the outer wall of the wall body through the fastening screw 903, the frame body 901 is fixed with the wall body through the fastening block 902, the projection wall 5 is arranged in the frame body 901 at the moment, and the fastening block 902 and the projection wall 5 are mutually fixed through the fastening screw 903, so that the function of facilitating disassembly and assembly of the mechanism is realized, and the applicability of the device in use is improved.

The working principle is as follows: the utility model discloses when using, external power supply, firstly, when the installation, framework 901 can be fixed on the wall, fastening block 902 and fastening screw 903 cooperate each other, will throw on the wall 5 and fix on suitable wall body through fastening screw 903 with fastening block 902 on the outer wall of fixed wall body, fastening block 902 will framework 901 and wall body fixed, throw on the wall 5 and arrange the inside of framework 901 this moment in, make fastening block 902 and projection wall 5 mutually fixed through fastening screw 903, realized the function of the mechanism easy dismouting, thus improved the suitability of the device when using;

then, the projection cloth 3 slides in the projection wall 5, is wound on the outer wall of the rotating disc 601, and is pulled by hand to pull the pull rod 2 fixed on one side of the projection cloth 3, the pull rod 2 is pulled to drive the projection cloth 3 to move up and down in the sliding groove 4, and at the moment, the dust removing brush 802 cleans dust on two sides of the projection cloth 3, so that the function of the mechanism convenient to clean is realized, and the service life of the device is prolonged;

finally, projection cloth 3 slides from top to bottom in sliding tray 4, projection cloth 3 rolling is in the inside of projection wall 5 this time, and projection cloth 3 and rotary disk 601 are laminated each other, through the operation of single chip microcomputer control servo motor 7, servo motor 7 can drive rotation axis 603 and rotate, rotation axis 603 can drive rotation axis 603 through fixed block 602 and rotate, rotary disk 601 can drive projection cloth 3 rolling to the surface of rotary disk 601, the function of the mechanism rolling of being convenient for has been realized, thereby the convenience of the device when using has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an university student's ideological and political education projection show is equipped, includes fixed slot (1), pull rod (2), projection cloth (3), sliding tray (4) and projection wall (5), its characterized in that: the automatic dust removal device is characterized in that a fixing groove (1) is formed in the bottom of the projection wall (5), sliding grooves (4) are formed in two sides of the interior of the projection wall (5), a pull rod (2) is arranged between every two adjacent sliding grooves (4), a winding mechanism (6) is arranged at the top of the projection wall (5), the winding mechanism (6) comprises a rotating disk (601), a fixing block (602) and a rotating shaft (603), one end of the rotating shaft (603) is fixedly connected with the output end of a servo motor (7) through a coupler, one side, close to the winding mechanism (6), of the projection wall (5) is fixedly connected with the servo motor (7), projection cloth (3) is fixedly connected onto the outer wall of the winding mechanism (6), the bottom end of the projection cloth (3) is fixedly connected with the top end of the pull rod (2), and dust removal mechanisms (8) are arranged on two sides of the outer wall, below the winding mechanism (6), of the, one side of the projection wall (5) far away from the dust removal mechanism (8) is provided with a fixing mechanism (9), two sides of the fixing mechanism (9) are both fixed with loudspeakers (10), and one side of the bottom end of the fixing mechanism (9) is fixed with a voice recognizer (11).

2. The college student ideological and political education projection display equipment according to claim 1, wherein: the outer wall of rotation axis (603) all fixedly connected with equidistant fixed block (602), the outside of rotation axis (603) all is provided with rotary disk (601), rotary disk (601) and rotation axis (603) constitute the joint structure through fixed block (602).

3. The college student ideological and political education projection display equipment according to claim 1, wherein: dust removal mechanism (8) include limiting plate (801), dust removal brush (802) and stopper (803), stopper (803) all with projection wall (5) fixed connection, stopper (803) are close to one side fixedly connected with limiting plate (801) of projection cloth (3).

4. The college student ideological and political education projection display equipment according to claim 3, wherein: the dust removing device is characterized in that dust removing brushes (802) are fixed on one sides, close to the projection cloth (3), of the limiting plates (801), one sides of the dust removing brushes (802) are in contact with the projection cloth (3), and the dust removing brushes (802) are distributed on one sides of the limiting plates (801) at equal intervals.

5. The college student ideological and political education projection display equipment according to claim 1, wherein: the fixing mechanism (9) comprises a frame body (901), fastening blocks (902) and fastening screws (903), wherein the fastening blocks (902) at equal intervals are fixedly connected to two sides of the frame body (901), and the fastening screws (903) at equal intervals are arranged on two sides of the fastening blocks (902).

6. The college student ideological and political education projection display equipment according to claim 5, wherein: the fastening screws (903) on the outer side of the frame body (901) are fixedly connected with the wall body, the fastening screws (903) on the inner side of the frame body (901) are fixedly connected with the projection wall (5), and the frame body (901) and the projection wall (5) form a clamping structure.