CN113096497A - Teaching equipment for counting multiple counts - Google Patents
Teaching equipment for counting multiple counts Download PDFInfo
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- CN113096497A CN113096497A CN202110482366.7A CN202110482366A CN113096497A CN 113096497 A CN113096497 A CN 113096497A CN 202110482366 A CN202110482366 A CN 202110482366A CN 113096497 A CN113096497 A CN 113096497A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
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Abstract
The invention discloses a teaching device for counting multiple counts, which comprises a box body, wherein a first partition plate and a second partition plate are arranged in the box body, so that the box body forms a mixing cavity, a screening cavity and a collecting cavity, a ball inlet pipe communicated with the mixing cavity is arranged at the top of the box body, a transition hole is formed in the right side of the first partition plate, a pushing mechanism is arranged in the mixing cavity, more than two classification holes are formed in the second partition plate, the diameters of the classification holes are sequentially increased from right to left, strip-shaped limiting bulges are arranged on two sides of each classification hole, ejection holes are formed between the classification holes except the classification hole with the largest diameter and the limiting bulges, an arc-shaped ejection block is arranged in each ejection hole, the ejection blocks can reciprocate up and down, a collecting pipe is arranged in the collecting cavity, the collecting pipe is positioned right below the classification holes. The invention can screen and store the mixed balls with different specifications, count and compare the number of the balls by the counting device, and the classified balls are collected by the storage bottle, so that the next test can be conveniently started.
Description
Technical Field
The invention belongs to the technical field of mathematical teaching equipment, and particularly relates to teaching equipment for counting multiple counts.
Background
Statistics is a branch of applied mathematics, which is mainly based on the establishment of mathematical models by using probability theory, collects data of observed systems, performs quantitative analysis and summarization, makes inference and prediction, and provides basis and reference for relevant decisions. Statistics has more theories and formulas, is complex, abstract and obscure, and a common teacher can conveniently understand memory of students and increase the interests of the students, and can verify the theories by using a teaching aid in an experimental mode.
The teaching aid that uses at present mainly focuses on the probability statistics aspect of throwing coin, throwing dice, lacks a teaching aid that can realize that the statistics of long number is compared.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention aims to provide a teaching device for counting multiple counts.
The technical scheme adopted by the invention is as follows: a teaching device for counting a plurality of counts comprises a box body, wherein a first clapboard and a second clapboard are arranged in the box body to enable the box body to form a mixing cavity, a screening cavity and a collecting cavity, a ball inlet pipe communicated with the mixing cavity is arranged at the top of the box body, a transition hole is arranged at the right side of the first clapboard, a pushing mechanism for pushing a ball body in the mixing cavity into the transition hole is arranged in the mixing cavity, more than two classification holes are arranged on the second clapboard, the diameters of the classification holes are sequentially increased from right to left, strip-shaped limiting bulges are arranged on two sides of each classification hole, ejection holes are formed between the classification holes except the classification hole with the largest diameter and the limiting bulges, arc-shaped ejection blocks are arranged in the ejection holes and can reciprocate up and down, a collecting pipe is arranged in the collecting cavity and is positioned right below the classification holes, and a counting device is arranged at the top of the collecting pipe.
Preferably, the pushing mechanism comprises a push plate, a telescopic rod, a spring, an iron block and an electromagnet, one end of the telescopic rod is connected with the push plate, the other end of the telescopic rod is connected with the box body, the telescopic rod is sleeved with the spring, the iron block is embedded in the push plate, the electromagnet is arranged on the inner wall of the box body and is connected with a control switch, and the control switch is connected with the processor.
Preferably, the ejection block is connected with the support rod, the middle of the support rod is movably connected with the box body, a motor is arranged in the box body, a winding wheel is arranged on an output shaft of the motor, a rope is fixed on the winding wheel, the free end of the rope is fixedly connected with the support rod, and the motor is connected with the processor.
Preferably, a first gasket is arranged between the spring and the push plate, and a second gasket is arranged between the spring and the box body.
Preferably, the counting device comprises an infrared emitter and an infrared receiver, and the infrared emitter and the infrared receiver are both electrically connected with the processor.
Preferably, the lower port of the transition hole is provided with an annular convex edge.
Preferably, the bottom of the box body is provided with a containing bottle which is positioned under the collecting pipe and is clamped with the supporting seat.
Preferably, the bottom of the supporting seat is provided with universal wheels.
The invention has the beneficial effects that: the invention can screen and store the mixed pellets with different specifications, realize the statistics and comparison of the number of the pellets through the infrared transmitter and the receiver, and collect the classified pellets by the storage bottle, thereby being convenient and fast to start the next test.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a back sectional view of the present invention;
FIG. 3 is a top cross-sectional view of a mixing chamber of the present invention;
FIG. 4 is a top cross-sectional view of a screening chamber of the present invention;
FIG. 5 is a top cross-sectional view of a collection chamber of the present invention;
FIG. 6 is an axial view of the present invention;
in the figure: 1-box body, 2-first clapboard, 3-second clapboard, 4-mixing cavity, 5-screening cavity, 6-collecting cavity, 7-ball inlet pipe, 8-transition hole, 9-supporting seat, 10-classification hole, 11-limit bulge, 12-ejecting hole, 13-ejecting block, 14-collecting pipe, 15-universal wheel and 16-push plate, 17-telescopic rod, 18-spring, 19-iron block, 20-electromagnet, 21-control switch, 22-processor, 23-support rod, 24-motor, 25-reel, 26-rope, 27-first gasket, 28-second gasket, 29-infrared emitter, 30-infrared receiver, 31-annular convex edge and 32-storage bottle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present embodiments.
In the description of the embodiments of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The invention is further described with reference to the following figures and specific embodiments.
As shown in figures 1-6, a teaching device for counting multiple counts comprises a box body 1, a first partition plate 2 and a second partition plate 3 are fixedly arranged in the box body 1, so that the box body 1 sequentially forms a mixing chamber 4, a screening chamber 5 and a collecting chamber 6 from top to bottom, a ball inlet pipe 7 communicated with the mixing chamber 4 is arranged at the top of the box body 1, a transition hole 8 only passing through a single small ball is arranged at the right side of the first partition plate 2, an annular convex edge 31 is arranged at the lower port of the transition hole 8, a pushing mechanism for pushing a ball in the mixing chamber 4 into the transition hole 8 is arranged in the mixing chamber 4, the pushing mechanism comprises a push plate 16, a telescopic rod 17, a spring 18, an iron block 19 and an electromagnet 20, one end of the telescopic rod 17 is fixedly connected to the center of the push plate 16, the other end of the telescopic rod is fixedly connected with the box body 1, the spring 18 is sleeved on the telescopic rod 17, the iron block, the electromagnet 20 is connected with a control switch 21, the control switch 21 is connected with a processor 22, a first gasket 27 is arranged between the spring 18 and the push plate 16, and a second gasket 28 is arranged between the spring 18 and the box body 1. Through the design, when the device does not work, the spring 18 is in a balanced state, the push plate 16 is pushed to the maximum distance, when the processor 22 sends a signal, the control switch 20 is turned on, the electromagnet 20 is electrified to attract the iron block 19, the spring 18 starts to be compressed, the push plate 16 retracts, when the spring 18 is in a new balanced state, the processor 22 sends a signal, the control switch 20 is turned off, and the spring 18 pushes the push plate 16 to the maximum distance again, so that the mixing of spheres with different specifications can be realized, and the spheres are conveyed into the transition hole 8.
More than two classification holes 10 are arranged in the second clapboard 3, the diameters of the classification holes 10 are sequentially increased from right to left, strip-shaped limiting bulges 11 are arranged at two sides of the classification holes 10, ejection holes 12 are arranged between the classification holes 10 except the classification hole 10 with the largest diameter and the limiting bulges 11, arc-shaped ejection blocks 13 are arranged in the ejection holes 12, the ejection blocks 13 can reciprocate up and down and are fixedly connected with a support rod 23 through the ejection blocks 13, the middle part of the support rod 23 is movably connected with the box body 1, a motor 24 is arranged in the box body 1, a winding wheel 25 is arranged on an output shaft of the motor 24, a rope 26 is fixed on the winding wheel 25, the free end of the rope 26 is fixedly connected with the support rod 23, the motor 24 is connected with the processor 22, through the design, when the processor 22 sends a signal, the motor 24 operates to drive the winding wheel 25 to operate, and the, meanwhile, the rope 26 pulls one end of the supporting rod 23 to move downwards, the other end of the supporting rod 23 moves upwards, so that the ejection block 13 fixed on the supporting rod 23 moves upwards to the upper surface of the second partition plate 3 to realize one-time ejection, when the processor 22 sends a signal again, the motor 24 is turned off to enable the reel 25 to rotate, the rope 26 is ejected, and the ejection block 13 moves downwards under the action of gravity.
Be provided with collecting pipe 14 in the collection chamber 6, collecting pipe 14 is under categorised hole 10, and collecting pipe 14 top is provided with counting assembly, and counting assembly includes infra-red transmitter 29 and infrared receiver 30, and infra-red transmitter 29 and infrared receiver 30 all are connected with treater 22 electricity, and box 1 bottom is provided with storage bottle 32, and storage bottle 32 is located collecting pipe 14 under, with supporting seat 9 joint, and supporting seat 9 bottom is provided with universal wheel 15. Through such design, when the spheroid just passed through the collecting pipe 14 top after the screening, the red signal that infrared emitter 29 sent can not be received by infrared receiver 30, and when the spheroid passed through the collecting pipe 14 top completely, infrared receiver 30 received the infrared ray, and processor 22 carries out data logging, and when the spheroid was whole to fall into receiving bottle 32, processor statistical data and comparison can begin the experiment next time fast simultaneously.
The working process of the invention is as follows, the spheres with different specifications are poured into the ball inlet pipe 7 in sequence, the processor 22 sends out signals, the pushing mechanism pushes the spheres to be mixed and pushed into the transition hole 8, the sphere with the smallest specification firstly passes through the classification hole 10, if the spheres with other specifications cannot pass through the classification hole 10, the spheres are pushed out by the push-out block 13 and move along the limiting bulge 11 until entering the next classification hole 10, when the screened spheres pass through the collecting pipe 14, the processor counts, and finally all the spheres are stored in the storage bottle 32.
The invention is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.
Claims (8)
1. The utility model provides a teaching equipment of statistics multinomial count which characterized in that: comprises a box body (1), a first clapboard (2) and a second clapboard (3) are arranged in the box body (1), so that the box body (1) forms a mixing cavity (4), a screening cavity (5) and a collecting cavity (6), a ball inlet pipe (7) communicated with the mixing cavity (4) is arranged at the top of the box body (1), a transition hole (8) is arranged at the right side of the first clapboard (2), a pushing mechanism used for pushing a ball in the mixing cavity (4) into the transition hole (8) is arranged in the mixing cavity (4), more than two classification holes (10) are arranged in the second clapboard (3), the diameters of the classification holes (10) are sequentially increased from right to left, strip-shaped limiting bulges (11) are arranged at two sides of the classification holes (10), ejection holes (12) are arranged between the classification holes (10) except the classification hole (10) with the largest diameter and the limiting bulges (11), and arc-shaped ejection blocks (13) are arranged in the ejection holes (12), the ejection block (13) can reciprocate up and down, a collecting pipe (14) is arranged in the collecting cavity (6), the collecting pipe (14) is positioned right below the classification holes (10), and a counting device is arranged at the top of the collecting pipe (14).
2. Teaching apparatus for counting a plurality of counts according to claim 1, wherein: the push-in mechanism comprises a push plate (16), a telescopic rod (17), a spring (18), an iron block (19) and an electromagnet (20), one end of the telescopic rod (17) is connected with the push plate (16), the other end of the telescopic rod is connected with the box body (1), the telescopic rod (17) is sleeved with the spring (18), the iron block (19) is embedded in the push plate (16), the electromagnet (20) is arranged on the inner wall of the box body (1), the electromagnet (20) is connected with a control switch (21), and the control switch (21) is connected with a processor (22).
3. Teaching apparatus for counting a plurality of counts according to claim 1, wherein: the ejection block (13) is connected with the support rod (23), the middle of the support rod (23) is movably connected with the box body (1), a motor (24) is arranged in the box body (1), a winding wheel (25) is arranged on an output shaft of the motor (24), a rope (26) is fixed on the winding wheel (25), the free end of the rope (26) is fixedly connected with the support rod (23), and the motor (24) is connected with the processor (22).
4. Teaching apparatus for counting a plurality of counts according to claim 2, wherein: a first gasket (27) is arranged between the spring (18) and the push plate (16), and a second gasket (28) is arranged between the spring (18) and the box body (1).
5. Teaching apparatus for counting a plurality of counts according to claim 1, wherein: the counting device comprises an infrared emitter (29) and an infrared receiver (30), wherein the infrared emitter (29) and the infrared receiver (30) are both electrically connected with the processor (22).
6. Teaching apparatus for counting a plurality of counts according to claim 1, wherein: and an annular convex edge (31) is arranged at the lower end opening of the transition hole (8).
7. Teaching apparatus for counting a plurality of counts according to claim 1, wherein: the bottom of the box body (1) is provided with a containing bottle (32), and the containing bottle (32) is positioned right below the collecting pipe (14) and is clamped with the supporting seat (9).
8. Teaching apparatus for counting a plurality of counts according to claim 7, wherein: the bottom of the supporting seat (9) is provided with a universal wheel (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482366.7A CN113096497A (en) | 2021-04-30 | 2021-04-30 | Teaching equipment for counting multiple counts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482366.7A CN113096497A (en) | 2021-04-30 | 2021-04-30 | Teaching equipment for counting multiple counts |
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| Publication Number | Publication Date |
|---|---|
| CN113096497A true CN113096497A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110482366.7A Pending CN113096497A (en) | 2021-04-30 | 2021-04-30 | Teaching equipment for counting multiple counts |
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| Country | Link |
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| CN (1) | CN113096497A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1593096A (en) * | 1968-10-29 | 1970-05-25 | ||
| DE2711906A1 (en) * | 1977-03-18 | 1978-09-21 | Wirtschaftliche Fertigung Und | Statistics teaching aid for illustrating binomial distribution - uses balls passing through grid to fall into vertical channels |
| CN204710726U (en) * | 2015-05-11 | 2015-10-21 | 武汉科技大学 | A kind of automatic letter sorting machine of New body-building ball |
| CN206373083U (en) * | 2016-11-09 | 2017-08-04 | 北京石油化工学院 | The automatic inspection-classification machine of ball for health |
| CN207473899U (en) * | 2017-08-11 | 2018-06-08 | 许昌学院 | A kind of Probability Theory and Math Statistics presentation device of theory |
| CN108630066A (en) * | 2018-05-18 | 2018-10-09 | 南阳理工学院 | A kind of Higher Mathematics Teaching probability learning device and method |
| CN209460984U (en) * | 2018-03-16 | 2019-10-01 | 贵州理工学院 | A kind of College Maths probability event teaching demonstration device |
| CN112121390A (en) * | 2020-09-15 | 2020-12-25 | 南京怀青小牛体育科技有限公司 | Environment-friendly ball sports apparatus's clearance categorised collecting box |
| CN212587064U (en) * | 2020-09-01 | 2021-02-23 | 丁庆祥 | Mathematics probability learning experimental device |
-
2021
- 2021-04-30 CN CN202110482366.7A patent/CN113096497A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1593096A (en) * | 1968-10-29 | 1970-05-25 | ||
| DE2711906A1 (en) * | 1977-03-18 | 1978-09-21 | Wirtschaftliche Fertigung Und | Statistics teaching aid for illustrating binomial distribution - uses balls passing through grid to fall into vertical channels |
| CN204710726U (en) * | 2015-05-11 | 2015-10-21 | 武汉科技大学 | A kind of automatic letter sorting machine of New body-building ball |
| CN206373083U (en) * | 2016-11-09 | 2017-08-04 | 北京石油化工学院 | The automatic inspection-classification machine of ball for health |
| CN207473899U (en) * | 2017-08-11 | 2018-06-08 | 许昌学院 | A kind of Probability Theory and Math Statistics presentation device of theory |
| CN209460984U (en) * | 2018-03-16 | 2019-10-01 | 贵州理工学院 | A kind of College Maths probability event teaching demonstration device |
| CN108630066A (en) * | 2018-05-18 | 2018-10-09 | 南阳理工学院 | A kind of Higher Mathematics Teaching probability learning device and method |
| CN212587064U (en) * | 2020-09-01 | 2021-02-23 | 丁庆祥 | Mathematics probability learning experimental device |
| CN112121390A (en) * | 2020-09-15 | 2020-12-25 | 南京怀青小牛体育科技有限公司 | Environment-friendly ball sports apparatus's clearance categorised collecting box |
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