CN114360413A

CN114360413A - Innovation and entrepreneurship education is with propaganda display device

Info

Publication number: CN114360413A
Application number: CN202210046853.3A
Authority: CN
Inventors: 董小雨; 宣暄; 徐颖
Original assignee: Anqing Normal University
Current assignee: Anqing Normal University
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-04-15
Anticipated expiration: 2042-01-17
Also published as: CN114360413B

Abstract

The invention discloses a propaganda and display device for innovative entrepreneurship education, which relates to the technical field of display devices and aims at solving the problems that the conventional propaganda and display device is simple in structure and single in function, cannot meet the posting modes of different posters, and cannot protect and treat the posters in rainy days, so that the posters are damaged; and a protection mechanism is arranged at the top of the machine body. The invention not only can rotate the display board, but also can drive the protection plate to lift through the rotation of the reciprocating screw rod to protect the display board, thereby effectively improving the use effect and the service life of the propaganda display board for innovative venture education.

Description

Innovation and entrepreneurship education is with propaganda display device

Technical Field

The invention relates to the technical field of display devices, in particular to a propaganda display device for innovation and entrepreneurship education.

Background

The innovation entrepreneurship activity requires that college students have the quality and innovation spirit of autonomy, self-confidence, diligence, insistence, courageous, honest and the like, requires that universities culture the achievement motivation, the development spirit, the problem analysis and problem solving capability of future entrepreneurs and leaders, and needs to use a display device in the innovation entrepreneurship education process; and need carry out the poster on the show board at the show in-process and post, because the size specification of poster is different, some are erecting and posting, some are violently posting, current show board can't adjust the mode of posting, lead to the poster to post the effect poor, current show shelf does not have safeguard measure simultaneously, rainy day can't in time be withdrawed the show shelf and can be drenched by the rainwater, lead to the poster impaired, for this reason, we have proposed a propaganda display device for innovation entrepreneur education.

Disclosure of Invention

The invention provides a propaganda display device for innovative entrepreneurship education, which solves the problems that the existing propaganda display device is simple in structure and single in function, cannot meet the posting modes of different posters, and cannot protect the posters in rainy days, so that the posters are damaged.

In order to achieve the purpose, the invention adopts the following technical scheme:

a propaganda and display device for innovative entrepreneurship education comprises a machine body, wherein the bottom end inside the machine body is fixedly connected with a motor, an output shaft of the motor is fixedly sleeved with a first bevel gear, and the left side inside the machine body is provided with a driving mechanism, a first transmission mechanism, a second transmission mechanism and a third transmission mechanism;

and a protection mechanism is arranged at the top of the machine body.

Preferably, the driving mechanism comprises a linkage rod rotatably connected with the inside of the machine body, a second bevel gear is fixedly sleeved on the linkage rod and is in meshing transmission with the first bevel gear.

Preferably, first drive mechanism includes the first sprocket with the front end fixed connection of trace, the preceding rotation of organism is connected with the connecting rod, the front end fixed connection of connecting rod has the show board, the rear end fixed cover of connecting rod is equipped with first one-way sprocket, first one-way sprocket overlaps with the outside cover of first sprocket and is equipped with first chain.

Preferably, the second transmission mechanism comprises a second chain wheel fixedly sleeved with the rear end of the linkage rod, a driven rod is rotatably connected to the lower portion inside the machine body, a second one-way chain wheel is fixedly sleeved on the rear end of the driven rod, and a second chain is sleeved on the second one-way chain wheel and the second chain wheel.

Preferably, the third transmission mechanism comprises a worm wheel fixedly sleeved with the front end of the driven rod, the bottom of the machine body is rotatably connected with a worm, and the worm wheel is meshed with the worm wheel for transmission.

Preferably, the protection machanism include with the top fixed connection's of worm reciprocal lead screw, the thread bush is equipped with the movable plate on the reciprocal lead screw, the rear end fixedly connected with connecting plate of movable plate, the top of connecting plate is rotated and is connected with the guard plate, two fixed blocks of the bottom symmetry fixedly connected with of guard plate, two fixedly connected with slide bar between the fixed block, the movable sleeve is equipped with the slider on the slide bar, the slider rotates with the top of organism to be connected.

Preferably, the top of the machine body is provided with a movable opening, the protection plate is movably sleeved inside the movable opening, the front end of the protection plate is fixedly connected with a top plate, and the top plate is closely attached to the movable opening.

Preferably, the inside below fixedly connected with first fixed plate and the second fixed plate of organism, the motor passes through bolt fixed connection in the bottom of first fixed plate, the expansion mouth has been seted up on the first fixed plate, the output shaft activity cover of motor is established in the inside of expansion mouth, the bottom of worm is connected with the top right side rotation of first fixed plate.

Preferably, a moving groove and a moving hole are formed in the top of the second fixing plate, the first chain is movably sleeved inside the moving groove, the bottom of the reciprocating screw rod is movably sleeved inside the moving hole, and a base is fixedly connected to the bottom of the machine body.

Compared with the prior art, the invention has the beneficial effects that:

1. the display board is provided with the driving mechanism, the first transmission mechanism and the second transmission mechanism, wherein the driving mechanism can drive the first bevel gear to rotate through the starting of the motor, the linkage rod can be driven to rotate through the rotation of the first bevel gear, the first chain wheel and the second chain wheel can be synchronously driven to synchronously rotate through the rotation of the linkage rod, the first chain wheel and the second chain wheel can be respectively driven to rotate through the rotation of the first chain wheel and the second chain wheel, the connecting rod can be driven to rotate through the first chain, and the display board can be driven to rotate through the rotation of the connecting rod.

2. According to the invention, the third transmission mechanism and the protection mechanism are arranged, wherein the third transmission mechanism can drive the driven rod to rotate through the rotation of the second chain, the worm wheel and the worm are driven to be in meshing transmission through the rotation of the driven rod, the reciprocating screw rod is driven to rotate through the rotation of the worm, and the protection plate is driven to be lifted through the rotation of the reciprocating screw rod.

To sum up, this equipment modern design, easy operation, this equipment not only can carry out rotation treatment to the show board, can drive the lift of guard plate through the rotation of reciprocal lead screw simultaneously and protect the show board and handle, the effectual result of use and the life who has improved the propaganda show board for the innovation venture education.

Drawings

FIG. 1 is a schematic left-side front perspective view of a propaganda and display device for innovative entrepreneurship education according to the present invention;

FIG. 2 is a schematic view of a rear-side bottom cross-sectional structure of the propaganda and display device for innovative entrepreneurship education according to the present invention;

FIG. 3 is a schematic perspective view of a first chain of the propaganda and display device for innovative entrepreneurship education according to the present invention;

FIG. 4 is a schematic diagram of a rear side top view sectional three-dimensional structure of the propaganda and display device for innovative entrepreneurship education according to the present invention;

FIG. 5 is a schematic perspective view of the area A of FIG. 2 showing the propaganda/demonstration device for innovative creative education according to the present invention;

fig. 6 is a schematic bottom perspective view of a protection plate of the propaganda and display device for innovative entrepreneurship education provided by the invention.

In the figure: 1. a body; 2. a motor; 3. a first bevel gear; 4. a linkage rod; 5. a second bevel gear; 6. a first sprocket; 7. a second sprocket; 8. a connecting rod; 9. a first unidirectional sprocket; 10. a first chain; 11. a display board; 12. a driven lever; 13. a second unidirectional sprocket; 14. a second chain; 15. a worm gear; 16. a worm; 17. a reciprocating screw rod; 18. moving the plate; 19. a connecting plate; 20. a protection plate; 21. a fixed block; 22. a slide bar; 23. a slider; 24. a top plate; 25. a base; 26. a first fixing plate; 27. and a second fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being 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 invention.

Example 1

Referring to FIGS. 1-3: a propaganda and display device for innovative venture education comprises a machine body 1, wherein a motor 2 is fixedly connected to the bottom end inside the machine body 1, an output shaft of the motor 2 is fixedly sleeved with a first bevel gear 3, and a driving mechanism, a first transmission mechanism, a second transmission mechanism and a third transmission mechanism are arranged on the left side inside the machine body 1;

the top of the machine body 1 is provided with a protection mechanism.

In the invention, the driving mechanism comprises a linkage rod 4 which is rotatably connected with the inside of the machine body 1, a second bevel gear 5 is fixedly sleeved on the linkage rod 4, the second bevel gear 5 is in meshed transmission with the first bevel gear 3, the first bevel gear 3 is driven to rotate by starting the motor 2, and the linkage rod 4 is driven to synchronously rotate by the rotation of the first bevel gear 3.

According to the invention, the first transmission mechanism comprises a first chain wheel 6 fixedly connected with the front end of the linkage rod 4, the front of the machine body 1 is rotatably connected with a connecting rod 8, the front end of the connecting rod 8 is fixedly connected with a display board 11, the rear end of the connecting rod 8 is fixedly sleeved with a first one-way chain wheel 9, the first one-way chain wheel 9 comprises a plurality of first gear teeth and a first gear disc, the first gear teeth array is hinged outside the first gear disc, a first chain 10 is sleeved outside the first one-way chain wheel 9 and the first chain wheel 6, the first one-way chain wheel 6 can be driven to rotate in the forward direction through the forward rotation of the linkage rod 4, the first chain wheel 6 can drive the first one-way chain wheel 9 to rotate through the first chain 6, the connecting rod 8 can be driven to rotate through the rotation of the connecting rod 8, and the display board 11 can be driven to rotate through the rotation of the connecting rod 8.

According to the invention, the second transmission mechanism comprises a second chain wheel 7 fixedly sleeved with the rear end of the linkage rod 4, a driven rod 12 is rotatably connected to the lower portion inside the machine body 1, a second one-way chain wheel 13 is fixedly sleeved with the rear end of the driven rod 12, the second one-way chain wheel 13 comprises a plurality of second gear teeth and a second gear wheel disc, the second gear teeth are hinged to the outer portion of the second gear wheel disc in an array mode, a second chain 14 is sleeved on the second one-way chain wheel 13 and the outer portion of the second chain wheel 7, the second chain wheel 7 can be driven to rotate in the opposite direction synchronously through the reverse rotation of the linkage rod 4, the second chain wheel 7 can drive the second one-way chain wheel 13 to rotate through the second chain 14, and the driven rod 12 can be driven to rotate synchronously through the rotation of the second one-way chain wheel 13.

Example 2

Referring to FIGS. 4-6: the utility model provides an innovation venture education is with propaganda display device, in this embodiment, third drive mechanism include with the fixed cover of front end of driven lever 12 establish worm wheel 15, the bottom of organism 1 is rotated and is connected with worm 16, worm 16 and the meshing transmission of worm wheel 15, the rotation through driven lever 12 can drive worm wheel 15's rotation in step, the rotation through worm wheel 15 can drive worm 16's rotation.

In the invention, the protection mechanism comprises a reciprocating screw rod 17 fixedly connected with the top of a worm 16, a moving plate 18 is sleeved on the reciprocating screw rod 17 in a threaded manner, a connecting plate 19 is fixedly connected with the rear end of the moving plate 18, a protection plate 20 is rotatably connected with the top of the connecting plate 19, two fixed blocks 21 are symmetrically and fixedly connected with the bottom of the protection plate 20, a slide rod 22 is fixedly connected between the two fixed blocks 21, a slide block 23 is movably sleeved on the slide rod 22, the slide block 23 is rotatably connected with the top of the machine body 1, the rotation of the worm 16 can drive the reciprocating screw rod 17 to rotate, the moving plate 18 can be synchronously driven to move up and down through the rotation of the reciprocating screw rod 17, and the moving plate 20 can be synchronously driven to lift to expand and contract through the up-down movement of the moving plate 18.

According to the invention, the top of the machine body 1 is provided with the movable opening, the protection plate 20 is movably sleeved in the movable opening, the front end of the protection plate 20 is fixedly connected with the top plate 24, the top plate 24 is closely attached to the movable opening, and the movable opening at the top of the machine body 1 is sealed by the top plate 24 to protect the interior of the machine body 1.

According to the working principle, firstly, the motor 2 is started in the forward direction, the first bevel gear 3 drives the second bevel gear 5 to rotate, the linkage rod 4 is driven to rotate in the forward direction synchronously through the rotation of the second bevel gear 5, the first chain wheel 6 and the second chain wheel 7 are driven to rotate synchronously through the forward rotation of the linkage rod 4, and meanwhile, the first chain 10 and the second chain 14 are driven to rotate;

when the motor 2 is started reversely, the linkage rod 4 is driven to rotate reversely, the first chain 10 is not meshed with the first one-way chain wheel 9 through the reverse rotation of the linkage rod 4, the second chain 14 is meshed with the second one-way chain wheel 13 for transmission, the second one-way chain wheel 13 is driven to rotate synchronously, the driven rod 12 is driven to rotate synchronously through the rotation of the second one-way chain wheel 13, the worm wheel 15 is driven to rotate through the rotation of the driven rod 12, the worm 16 is driven to rotate through the rotation of the worm wheel 15, the synchronous moving plate of the reciprocating screw rod 17 is driven to rotate synchronously through the rotation of the worm 16, the reciprocating screw rod 17 is driven to rotate synchronously to move 18 up and down, and the protection plate 20 is driven to lift through the up and down movement of the moving plate 18, the extension and contraction process of the protection plate 20 is performed by the lifting of the protection plate 20, and the sun-shading and rain-proof protection process is performed on the display plate 11 by the opening of the protection plate 20.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The propaganda and display device for the innovative venture education comprises a machine body (1) and is characterized in that the bottom end inside the machine body (1) is fixedly connected with a motor (2), an output shaft of the motor (2) is fixedly sleeved with a first bevel gear (3), and a driving mechanism, a first transmission mechanism, a second transmission mechanism and a third transmission mechanism are arranged on the left side inside the machine body (1);

the top of the machine body (1) is provided with a protection mechanism.

2. The propaganda and display device for innovative undertaking of business as claimed in claim 1, characterized in that the driving mechanism comprises a linkage rod (4) rotatably connected with the inside of the machine body (1), a second bevel gear (5) is fixedly sleeved on the linkage rod (4), and the second bevel gear (5) is in meshing transmission with the first bevel gear (3).

3. The propaganda display device for innovation venture education as claimed in claim 2, wherein the first transmission mechanism comprises a first chain wheel (6) fixedly connected with the front end of a linkage rod (4), the front end of the machine body (1) is rotatably connected with a connecting rod (8), the front end of the connecting rod (8) is fixedly connected with a display board (11), the rear end of the connecting rod (8) is fixedly sleeved with a first one-way chain wheel (9), the first one-way chain wheel (9) comprises a plurality of first gear teeth and a first gear disc, the first gear teeth array is hinged to the outside of the first gear disc, and a first chain (10) is sleeved on the outside of the first one-way chain wheel (9) and the first chain wheel (6).

4. The propaganda display device for the education of the innovation venture as claimed in claim 2, wherein the second transmission mechanism comprises a second chain wheel (7) fixedly sleeved with the rear end of the linkage rod (4), the driven rod (12) is rotatably connected below the inside of the machine body (1), a second one-way chain wheel (13) is fixedly sleeved on the rear end of the driven rod (12), the second one-way chain wheel (13) comprises a plurality of second gear teeth and a second gear disc, the second gear teeth are arranged in an array mode and hinged to the outside of the second gear disc, and a second chain (14) is sleeved on the second one-way chain wheel (13) and the outside of the second chain wheel (7).

5. The propaganda and display device for the innovative undertaking of creatures education as claimed in claim 4, characterized in that the third transmission mechanism comprises a worm wheel (15) fixedly sleeved with the front end of the driven rod (12), a worm (16) is rotatably connected to the bottom of the machine body (1), and the worm (16) is in meshing transmission with the worm wheel (15).

6. The propaganda and display device for the education of the innovation and the creation as claimed in claim 5, wherein the protection mechanism comprises a reciprocating screw rod (17) fixedly connected with the top of a worm (16), a moving plate (18) is sleeved on the reciprocating screw rod (17) in a threaded manner, a connecting plate (19) is fixedly connected with the rear end of the moving plate (18), a protection plate (20) is rotatably connected with the top of the connecting plate (19), two fixing blocks (21) are symmetrically and fixedly connected with the bottom of the protection plate (20), two sliding rods (22) are fixedly connected between the fixing blocks (21), a sliding block (23) is movably sleeved on each sliding rod (22), and the sliding block (23) is rotatably connected with the top of the machine body (1).

7. The propaganda and display device for the innovative undertaking of creatures according to claim 6, characterized in that a movable opening is opened at the top of the machine body (1), the protection plate (20) is movably sleeved inside the movable opening, the front end of the protection plate (20) is fixedly connected with a top plate (24), and the top plate (24) is closely attached to the movable opening.

8. The propaganda and display device for the education of the innovation and the creation as claimed in claim 1, wherein a first fixing plate (26) and a second fixing plate (27) are fixedly connected to the lower portion of the inside of the machine body (1), the motor (2) is fixedly connected to the bottom of the first fixing plate (26) through bolts, a movable opening is formed in the first fixing plate (26), an output shaft of the motor (2) is movably sleeved inside the movable opening, and the bottom of the worm (16) is rotatably connected with the right side of the top of the first fixing plate (26).

9. The propaganda and display device for the innovative undertaking of creatures of claim 8, which is characterized in that the top of the second fixing plate (27) is provided with a moving groove and a moving hole, the first chain (10) is movably sleeved in the moving groove, the bottom of the reciprocating screw rod (17) is movably sleeved in the moving hole, and the bottom of the machine body (1) is fixedly connected with a base (25).