CN211906677U - Primary school teaching aid for demonstrating pursuing stroke - Google Patents
Primary school teaching aid for demonstrating pursuing stroke Download PDFInfo
- Publication number
- CN211906677U CN211906677U CN202020793150.3U CN202020793150U CN211906677U CN 211906677 U CN211906677 U CN 211906677U CN 202020793150 U CN202020793150 U CN 202020793150U CN 211906677 U CN211906677 U CN 211906677U
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- shaped wheel
- driven
- driving
- wheel
- rotating shaft
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Abstract
The utility model discloses a primary school teaching aid for demonstrating pursuit stroke, including plastic slab, drive device, slave unit and round belt, the drive device sets up in the plastic slab bottom, and the drive device includes initiative U type wheel, first axis of rotation, fixed plate and wheel, is equipped with the round hole on the fixed plate, and initiative U type wheel sets up on first axis of rotation lateral wall, and the wheel sets up in first axis of rotation both ends; the driven device is arranged on two sides of the plastic plate and comprises a driven U-shaped wheel, a second rotating shaft and a fixing frame, a fixing hole is formed in the fixing frame, and the driven U-shaped wheel is arranged on the outer side wall of the second rotating shaft; the round belt is wound on the driving U-shaped wheel, and two ends of the round belt respectively wind around the driven U-shaped wheels at the two ends and are connected together; the utility model discloses according to the difference of circle belt direction of motion, the direction of motion that drives the toy car is different for the student is more audio-visual observes the process of pursuing the stroke, can be deeper understanding the theoretical knowledge of pursuing the stroke.
Description
Technical Field
The utility model relates to a primary school teaching aid specifically indicates a primary school teaching aid for demonstrating the stroke of pursuing.
Background
Teaching aids are widely applied in teaching, particularly, if teaching aids are used for demonstrating teaching in the learning of primary school students, the learning interest of students can be increased, more importantly, the students can more intuitively and better understand the theoretical knowledge taught by teachers through the demonstration of the teaching aids; in the teaching of the pursuit stroke, although teachers explain theoretical knowledge through corresponding language expression, students still cannot well understand the phenomena of so-called equidirectional running, reverse running and the like in the pursuit stroke;
as is well known, the thought of teenagers is excessively eroded by the network, the interest in learning is gradually weakened, more teaching aids which can arouse the interest of the teenagers are needed to preempt the thought space of children, and the children are taught through lively activities.
Therefore, a primary school teaching aid capable of displaying pursuing strokes more intuitively and better becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that prior art can not be more audio-visual the process of looking over the pursuit stroke, theoretical knowledge are difficult to understand the scheduling problem.
In order to solve the technical problem, the utility model provides a technical scheme does: a primary school teaching aid for demonstrating pursuing stroke comprises a plastic plate, a driving device, a driven device and a round belt, wherein the driving device is arranged at the bottom of the plastic plate and comprises a driving U-shaped wheel, a first rotating shaft, a fixing plate and wheels, a round hole is formed in the fixing plate, the driving U-shaped wheel is arranged on the outer side wall of the first rotating shaft, the round holes are penetrated through the two ends of the first rotating shaft, and the wheels are arranged at the two ends of the first rotating shaft;
the driven device is arranged on two sides of the plastic plate and comprises a driven U-shaped wheel, a second rotating shaft and a fixing frame, a fixing hole is formed in the fixing frame, the driven U-shaped wheel is arranged on the outer side wall of the second rotating shaft, and two ends of the second rotating shaft penetrate through the fixing hole and are fixedly connected with the fixing frame;
the round belt is wound on the driving U-shaped wheel, and two ends of the round belt respectively bypass the driven U-shaped wheels at the two ends and are connected together.
Furthermore, the driving U-shaped wheels include a first driving U-shaped wheel, a second driving U-shaped wheel, a third driving U-shaped wheel and a fourth driving U-shaped wheel, and the first driving U-shaped wheel, the second driving U-shaped wheel, the third driving U-shaped wheel and the fourth driving U-shaped wheel are different in size.
Further, the driven U-shaped wheels comprise a first driven U-shaped wheel, a second driven U-shaped wheel, a third driven U-shaped wheel and a fourth driven U-shaped wheel, and the first driven U-shaped wheel, the second driven U-shaped wheel, the third driven U-shaped wheel and the fourth driven U-shaped wheel are the same in size.
Furthermore, a first lane, a second lane, a third lane and a fourth lane are arranged on the plastic plate.
Compared with the prior art, the utility model has the advantages that: the utility model adopts the matching structure of the plastic board, the driving device, the driven device and the round belt, and the movement directions of the toy car are driven to be different according to the difference of the movement directions of the round belt, so that students can observe the process of pursuing the stroke more intuitively and can understand the theoretical knowledge of the pursuing stroke more deeply; two or four toy vehicles can be randomly selected to visually demonstrate more than ten kinds of pursuit travel problems such as equidirectional running, reverse running and the like; the utility model relates to a rationally, be worth wideling popularize.
Drawings
FIG. 1 is a bottom view of an elementary school teaching aid for demonstrating pursuit travel;
FIG. 2 is a top view of an elementary school teaching aid for demonstrating pursuit travel;
as shown in the figure: 1. plastic plate, 2, driving device, 3, driven device, 4, round belt, 5, driving U-shaped wheel, 6, first rotating shaft, 7, fixing plate, 8, wheel, 9, round hole, 10, driven U-shaped wheel, 11, second rotating shaft, 12, fixing frame, 13, fixing hole, 14, first driving U-shaped wheel, 15, second driving U-shaped wheel, 16, third driving U-shaped wheel, 17, fourth driving U-shaped wheel, 18, first driven U-shaped wheel, 19, second driven U-shaped wheel, 20, third driven U-shaped wheel, 21, fourth driven U-shaped wheel, 22, first lane, 23, second lane, 24, third lane, 25, fourth lane.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it should be construed that the terms "upper", "outer", "top", "both sides", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art
The present invention will be described in detail with reference to the accompanying drawings 1-2.
The utility model provides a primary school teaching aid for demonstrating pursuing stroke when concrete implementation, including plastic slab 1, drive arrangement 2, slave unit 3 and round belt 4, its characterized in that: the driving device 2 is arranged at the bottom of the plastic plate 1, the driving device 2 comprises a driving U-shaped wheel 5, a first rotating shaft 6, a fixing plate 7 and wheels 8, a round hole 9 is formed in the fixing plate 7, the driving U-shaped wheel 5 is arranged on the outer side wall of the first rotating shaft 6, two ends of the first rotating shaft 6 penetrate through the round hole 9, and the wheels 8 are arranged at two ends of the first rotating shaft 6;
the driven device 3 is arranged on two sides of the plastic plate 1, the driven device 3 comprises a driven U-shaped wheel 10, a second rotating shaft 11 and a fixed frame 12, a fixed hole 13 is formed in the fixed frame 12, the driven U-shaped wheel 10 is arranged on the outer side wall of the second rotating shaft 11, and two ends of the second rotating shaft 11 penetrate through the fixed hole 13 and are fixedly connected with the fixed frame 12;
the round belt 4 is wound on the driving U-shaped wheel 5, and two ends of the round belt 4 respectively wind around the driven U-shaped wheels 10 at two ends and are connected together.
The driving U-shaped wheels 5 include a first driving U-shaped wheel 14, a second driving U-shaped wheel 15, a third driving U-shaped wheel 16 and a fourth driving U-shaped wheel 17, and the first driving U-shaped wheel 14, the second driving U-shaped wheel 15, the third driving U-shaped wheel 16 and the fourth driving U-shaped wheel 17 have different sizes.
The driven U-shaped wheels 10 include a first driven U-shaped wheel 18, a second driven U-shaped wheel 19, a third driven U-shaped wheel 20 and a fourth driven U-shaped wheel 21, and the first driven U-shaped wheel 18, the second driven U-shaped wheel 19, the third driven U-shaped wheel 20 and the fourth driven U-shaped wheel 21 are the same in size.
The plastic plate 1 is provided with a first lane 22, a second lane 23, a third lane 24 and a fourth lane 25.
The utility model relates to a concrete implementation process of primary school's teaching aid for demonstrating pursuing stroke as follows: arranging a first driving U-shaped wheel 14, a second driving U-shaped wheel 15, a third driving U-shaped wheel 16 and a fourth driving U-shaped wheel 17 on the first rotating shaft 6, wherein the distances among the first driving U-shaped wheel 14, the second driving U-shaped wheel 15, the third driving U-shaped wheel 16 and the fourth driving U-shaped wheel 17 are the same, so that the first rotating shaft 6 penetrates through the round hole 9, and the wheels 8 are fixed on two sides of the first rotating shaft 6; a first driven U-shaped wheel 18, a second driven U-shaped wheel 19, a third driven U-shaped wheel 20 and a fourth driven U-shaped wheel 21 are arranged on a second rotating shaft 11, the axes of the first driven U-shaped wheel 18, the second driven U-shaped wheel 19, the third driven U-shaped wheel 20 and the fourth driven U-shaped wheel 21 are respectively positioned on the same horizontal line with the axes of the first driving U-shaped wheel 14, the second driving U-shaped wheel 15, the third driving U-shaped wheel 16 and the fourth driving U-shaped wheel 17, then the second rotating shaft 11 is fixed on a fixing frame, a round belt is wound on the driving U-shaped wheels, and the two ends of the round belt respectively pass through the driven U-shaped wheels and are connected together.
The utility model adopts the matching structure of the plastic board, the driving device, the driven device and the round belt, and the movement directions of the toy car are driven to be different according to the difference of the movement directions of the round belt, so that students can observe the process of pursuing the stroke more intuitively and can understand the theoretical knowledge of the pursuing stroke more deeply; two or four toy vehicles can be randomly selected to visually demonstrate more than ten kinds of pursuit travel problems such as equidirectional running, reverse running and the like; the utility model relates to a rationally, be worth wideling popularize.
The present invention and its embodiments have been described above, but the description is not limited thereto, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a primary school teaching aid for demonstrating pursuit stroke, includes plastic slab (1), drive arrangement (2), slave unit (3) and round belt (4), its characterized in that: the driving device (2) is arranged at the bottom of the plastic plate (1), the driving device (2) comprises a driving U-shaped wheel (5), a first rotating shaft (6), a fixing plate (7) and wheels (8), a round hole (9) is formed in the fixing plate (7), the driving U-shaped wheel (5) is arranged on the outer side wall of the first rotating shaft (6), two ends of the first rotating shaft (6) penetrate through the round hole (9), and the wheels (8) are arranged at two ends of the first rotating shaft (6);
the driven device (3) is arranged on two sides of the plastic plate (1), the driven device (3) comprises a driven U-shaped wheel (10), a second rotating shaft (11) and a fixing frame (12), a fixing hole (13) is formed in the fixing frame (12), the driven U-shaped wheel (10) is arranged on the outer side wall of the second rotating shaft (11), and two ends of the second rotating shaft (11) penetrate through the fixing hole (13) and are fixedly connected with the fixing frame (12);
the round belt (4) is wound on the driving U-shaped wheel (5), and two ends of the round belt (4) are respectively wound around the driven U-shaped wheels (10) at the two ends and connected together.
2. An elementary school teaching aid for demonstrating pursuit travel according to claim 1, characterized in that: the driving U-shaped wheel (5) comprises a first driving U-shaped wheel (14), a second driving U-shaped wheel (15), a third driving U-shaped wheel (16) and a fourth driving U-shaped wheel (17), and the first driving U-shaped wheel (14), the second driving U-shaped wheel (15), the third driving U-shaped wheel (16) and the fourth driving U-shaped wheel (17) are different in size.
3. An elementary school teaching aid for demonstrating pursuit travel according to claim 1, characterized in that: the driven U-shaped wheels (10) comprise a first driven U-shaped wheel (18), a second driven U-shaped wheel (19), a third driven U-shaped wheel (20) and a fourth driven U-shaped wheel (21), and the first driven U-shaped wheel (18), the second driven U-shaped wheel (19), the third driven U-shaped wheel (20) and the fourth driven U-shaped wheel (21) are the same in size.
4. An elementary school teaching aid for demonstrating pursuit travel according to claim 1, characterized in that: the plastic plate (1) is provided with a first lane (22), a second lane (23), a third lane (24) and a fourth lane (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793150.3U CN211906677U (en) | 2020-05-14 | 2020-05-14 | Primary school teaching aid for demonstrating pursuing stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793150.3U CN211906677U (en) | 2020-05-14 | 2020-05-14 | Primary school teaching aid for demonstrating pursuing stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211906677U true CN211906677U (en) | 2020-11-10 |
Family
ID=73270604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020793150.3U Expired - Fee Related CN211906677U (en) | 2020-05-14 | 2020-05-14 | Primary school teaching aid for demonstrating pursuing stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211906677U (en) |
-
2020
- 2020-05-14 CN CN202020793150.3U patent/CN211906677U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20210514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |