CN213704991U - Higher mathematics's teaching display device - Google Patents
Higher mathematics's teaching display device Download PDFInfo
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- CN213704991U CN213704991U CN202022636990.1U CN202022636990U CN213704991U CN 213704991 U CN213704991 U CN 213704991U CN 202022636990 U CN202022636990 U CN 202022636990U CN 213704991 U CN213704991 U CN 213704991U
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Abstract
The utility model discloses a teaching display device of higher mathematics, include: a shell and a display board; the shell is of a five-sided cuboid structure; a display board is arranged inside the shell and connected with the inner wall of the shell; a motor is arranged at a position close to the bottom of the inner side of the shell, an output shaft of the motor is connected with a first threaded rod, and the other end of the first threaded rod is rotatably connected with the inner wall of the shell through a bearing; a sliding rod is arranged in the shell and close to the top of the shell, and two ends of the sliding rod are connected with the inner wall of the shell; the shell is provided with a telescopic rod, the bottom of the telescopic rod is provided with a base, and the base is provided with a plurality of universal wheels; the proper writing angle is adjusted by rotating the shell through the rotating block, so that the comfort level in the writing process is increased, meanwhile, the adjustment and the display are facilitated, and the teaching quality is improved; save the labour, promote and clean efficiency, avoid inhaling the dust moreover and influence healthily.
Description
Technical Field
The utility model belongs to teaching show instrument field especially relates to a teaching display device of higher mathematics.
Background
Mathematics plays a very important role in the development of human civilization, and the mathematics promotes great scientific and technical progress, is an important way of human rational thinking, can usually make predictions prior to specific experiences in mathematical models, mathematical research and mathematical deduction, and is a most widely, directly, timely, creative and important practical technology.
At present, in the teaching of advanced mathematics, a teaching demonstration board is generally adopted for board teaching, so that students can receive knowledge more intuitively, and the understanding depth of knowledge points is increased; however, the existing display board is generally fixed or hung on a wall for teaching display, is inconvenient to move or adjust, is inconvenient to use and is inconvenient for students to independently speak; meanwhile, after the chalk is used for writing, the chalk needs to be repeatedly wiped, and the chalk not only wastes physical strength but also influences the teaching efficiency when being used for writing.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a teaching and displaying device for advanced mathematics, which adjusts a proper writing angle by rotating a shell through a rotating block, increases the comfort level of the writing process, is convenient to adjust and display and improves the teaching quality; save the labour, promote and clean efficiency, avoid inhaling the dust moreover.
The utility model provides a following technical scheme:
a teaching display device of advanced mathematics, comprising: a shell and a display board; the shell is of a five-sided cuboid structure; a display board is arranged inside the shell and connected with the inner wall of the shell; a motor is arranged at a position close to the bottom of the inner side of the shell, an output shaft of the motor is connected with a first threaded rod, and the other end of the first threaded rod is rotatably connected with the inner wall of the shell through a bearing; a sliding rod is arranged in the shell and close to the top of the shell, and two ends of the sliding rod are connected with the inner wall of the shell; the casing is equipped with the telescopic link, the bottom of telescopic link is equipped with the base, and the base is equipped with a plurality of universal wheels.
Preferably, the first threaded rod is provided with a moving block, the moving block is provided with an inner threaded hole, and the moving block is rotatably connected with the first threaded rod through the inner threaded hole; the sliding rod is provided with a sliding ring, and the sliding ring is in sliding connection with a gap of the sliding rod; the outer side walls of the sliding ring and the moving block are connected with fixed rods, a wiping plate is arranged between the fixed rods and arranged on the front face of the display plate, and the front face of the display plate faces one side of the gap of the shell.
Preferably, one side of the wiping plate, which is close to the display plate, is provided with a brush, and the brush and the display plate are tightly arranged.
Preferably, a supporting rod is arranged on one side of the shell, which is far away from the display board, one end of the supporting rod is connected with a rotating block, and the supporting rod is rotatably connected with the shell through the rotating block; the other end of the supporting rod is rotatably connected with a connecting rod through a pin shaft.
Preferably, the rotating part is connected to the lower part of the supporting rod close to the central position, and the supporting rod is rotatably connected with the telescopic rod through the rotating part.
Preferably, an internal threaded hole is formed in the telescopic rod, a second threaded rod is arranged in the internal threaded hole in a matched mode, and one end of the second threaded rod is connected with a rotating handle; the other end of the second threaded rod is connected with the connecting rod.
Preferably, the telescopic link is provided with a fixing bolt, and the telescopic link is fixed through the fixing bolt.
Preferably, the display board is used for writing with chalk or for writing with a sign pen.
Preferably, when the device is used, the fixed height of the telescopic rod is adjusted through the fixing bolt, in the writing process, the rotating handle is rotated to drive the second threaded rod to rotate, the second threaded rod moves backwards and drives the connecting rod to move, the connecting rod supports one end of the supporting rod, the small range of a shell connected with the other end of the supporting rod is reduced, fine adjustment of the display board is achieved by rotating the second threaded rod, the rotating block rotates the shell to adjust a proper writing angle, the comfort level of the writing process is increased, meanwhile, adjustment and display are facilitated, and the teaching quality is improved; after whole show board is written to full, the motor circular telegram drives the movable block and removes on first threaded rod, further drives to wipe board and brush and remove on the show board, cleans the show board, not only saves the labour, promotes and cleans efficiency, avoids inhaling the dust moreover, environmental protection more.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a teaching display device of higher mathematics realizes the fine setting of show board through rotating the second threaded rod, rotates the casing through the commentaries on classics piece and adjusts suitable angle of writing, increases the comfort level of writing the process, is convenient for adjust and show again simultaneously, promotes the teaching quality.
(2) The utility model relates to a teaching display device of higher mathematics drives the movable block through the motor and removes on first threaded rod, further drives and wipes board and brush and remove on the show board, wipes the show board, not only saves the labour, promotes and wipes efficiency, avoids inhaling the dust moreover and influences healthyly.
(3) The utility model relates to a teaching display device of higher mathematics, the structure is dexterous, is convenient for demonstrate of imparting knowledge to students in removing, conveniently carries out a one-to-one teaching, helps improving teaching efficiency and teaching quality.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic view of the internal structure of the housing of the present invention.
In the figure: 1. a housing; 2. a display board; 3. a telescopic rod; 4. a base; 5. a motor; 6. a first threaded rod; 7. a moving block; 8. a slide bar; 9. a slip ring; 10. wiping the board; 11. a brush; 12. fixing the rod; 13. a strut; 14. rotating the block; 15. a rotating member; 16. a connecting rod; 17. a second threaded rod; 18. a threaded hole; 19. a handle is rotated; 20. fixing the bolt; 21. a universal wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. 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.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
Example one
As shown in fig. 1 and 3, a teaching demonstration device for advanced mathematics includes: a shell 1 and a display board 2; the shell 1 is a five-sided cuboid structure; a display board 2 is arranged inside the shell 1, and the display board 2 is connected with the inner wall of the shell 1; a motor 5 is arranged at a position close to the bottom of the inner side of the shell 1, an output shaft of the motor 5 is connected with a first threaded rod 6, and the other end of the first threaded rod 6 is rotatably connected with the inner wall of the shell 1 through a bearing; a sliding rod 8 is arranged in the shell 1 and close to the top, and two ends of the sliding rod 8 are connected with the inner wall of the shell 1; the casing 1 is equipped with telescopic link 3, the bottom of telescopic link 3 is equipped with base 4, and base 4 is equipped with a plurality of universal wheels 21.
The first threaded rod 6 is provided with a moving block 7, the moving block 7 is provided with an inner threaded hole, and the moving block 7 is rotatably connected with the first threaded rod 6 through the inner threaded hole; the sliding rod 8 is provided with a sliding ring 9, and the sliding ring 9 is in clearance sliding connection with the sliding rod 8; the outer side walls of the sliding ring 9 and the moving block 7 are connected with fixed rods 12, wiping plates 10 are arranged between the fixed rods 12, the wiping plates 10 are arranged on the front face of the display board 2, and the front face of the display board 2 faces one side of the gap of the shell 1.
A brush 11 is arranged on one side of the wiping plate 10 close to the display plate 2, and the brush 11 is tightly arranged with the display plate 2; the display board 2 is used for writing with chalk or used for writing with a sign pen.
Example two
As shown in fig. 2, on the basis of the first embodiment, a supporting rod 16 is arranged on one side of the housing 1 away from the display board 2, one end of the supporting rod 16 is connected with a rotating block, and the supporting rod 16 is rotatably connected with the housing 1 through the rotating block; the other end of the supporting rod 16 is rotatably connected with a connecting rod through a pin shaft.
A rotating part is connected below the position, close to the center, of the supporting rod 16, and the supporting rod 16 is rotatably connected with the telescopic rod 3 through the rotating part; an internal threaded hole 16 is formed in the telescopic rod 3, a second threaded rod 17 is arranged in the internal threaded hole 16 in a matching mode, and one end of the second threaded rod 17 is connected with a rotating handle 19; the other end of the second threaded rod 17 is connected with a connecting rod; the telescopic rod 3 is provided with a fixing bolt 20, and the telescopic rod 3 is fixed through the fixing bolt 20.
The device obtained by the technical scheme is a teaching display device for advanced mathematics, when the device is used, the fixed height of the telescopic rod 3 is adjusted by the fixing bolt 20, in the writing process, the rotating handle 19 is rotated to drive the second threaded rod 17 to rotate, the second threaded rod 17 moves backwards and drives the connecting rod to move, the connecting rod supports one end of the supporting rod 16, the shell 1 connected with the other end of the supporting rod 16 is lowered in a small range, fine adjustment of the display board 2 is realized by rotating the second threaded rod 17, the rotating block rotates the shell 1 to adjust a proper writing angle, the comfort level in the writing process is increased, meanwhile, adjustment and display are facilitated, and the teaching quality is improved; after whole show board 2 writes fully, motor 5 circular telegram drives movable block 7 and removes on first threaded rod 6, further drives and wipes board 10 and brush 11 and move on show board 2, wipes show board 2, not only saves the labour, promotes and wipes efficiency, avoids inhaling the dust moreover, environmental protection more.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A teaching display device of advanced mathematics, comprising: a shell (1) and a display board (2); the shell is characterized in that the shell (1) is a five-face cuboid structure; a display board (2) is arranged inside the shell (1), and the display board (2) is connected with the inner wall of the shell (1); a motor (5) is arranged at a position, close to the bottom, on the inner side of the shell (1), an output shaft of the motor (5) is connected with a first threaded rod (6), and the other end of the first threaded rod (6) is rotatably connected with the inner wall of the shell (1) through a bearing; a sliding rod (8) is arranged in the shell (1) at a position close to the top, and two ends of the sliding rod (8) are connected with the inner wall of the shell (1); the shell (1) is provided with a telescopic rod (3), the bottom of the telescopic rod (3) is provided with a base (4), and the base (4) is provided with a plurality of universal wheels (21).
2. The advanced mathematics teaching demonstration device according to claim 1, wherein a moving block (7) is arranged on the first threaded rod (6), an inner threaded hole is arranged on the moving block (7), and the moving block (7) is rotatably connected with the first threaded rod (6) through the inner threaded hole; the sliding rod (8) is provided with a sliding ring (9), and the sliding ring (9) is in clearance sliding connection with the sliding rod (8); the outer side walls of the sliding ring (9) and the moving block (7) are connected with fixing rods (12), a wiping plate (10) is arranged between the fixing rods (12), the wiping plate (10) is arranged on the front face of the display plate (2), and the front face of the display plate (2) faces one side of the gap of the shell (1).
3. Teaching and demonstration device for higher mathematics according to claim 2, characterized in that the side of the wiping board (10) close to the demonstration board (2) is provided with a brush (11), and the brush (11) is tightly arranged with the demonstration board (2).
4. The higher mathematics teaching display device according to claim 1, characterized in that, a side of the shell (1) departing from the display board (2) is provided with a support rod (13), one end of the support rod (13) is connected with a rotating block (14), the support rod (13) is rotatably connected with the shell (1) through the rotating block (14); the other end of the supporting rod (13) is rotatably connected with a connecting rod (16) through a pin shaft.
5. The higher mathematics teaching demonstration device according to claim 4, characterized in that the rotation member (15) is connected to the lower part of the supporting rod (13) near the center position, and the telescopic rod (3) is rotatably connected to the supporting rod (13) through the rotation member (15).
6. The advanced mathematics teaching demonstration device according to claim 5, characterized in that the telescopic rod (3) is provided with an internal thread hole (18), the internal thread hole (18) is provided with a second threaded rod (17) in a matching way, and one end of the second threaded rod (17) is connected with a rotating handle (19); the other end of the second threaded rod (17) is connected with a connecting rod (16).
7. Teaching demonstration device for advanced mathematics according to claim 1, characterized in that said telescopic rod (3) is provided with a fixing bolt (20), by means of which fixing bolt (20) the telescopic rod (3) is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022636990.1U CN213704991U (en) | 2020-11-05 | 2020-11-05 | Higher mathematics's teaching display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022636990.1U CN213704991U (en) | 2020-11-05 | 2020-11-05 | Higher mathematics's teaching display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213704991U true CN213704991U (en) | 2021-07-16 |
Family
ID=76805637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022636990.1U Active CN213704991U (en) | 2020-11-05 | 2020-11-05 | Higher mathematics's teaching display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213704991U (en) |
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2020
- 2020-11-05 CN CN202022636990.1U patent/CN213704991U/en active Active
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