CN211669836U

CN211669836U - Mathematics teaching model

Info

Publication number: CN211669836U
Application number: CN201821140386.6U
Authority: CN
Inventors: 孔祥强; 王英超; 孔祥云
Original assignee: Heze University
Current assignee: Heze University
Priority date: 2018-07-18
Filing date: 2018-07-18
Publication date: 2020-10-13
Anticipated expiration: 2028-07-18

Abstract

The utility model discloses a mathematical teaching model, which comprises a coin inlet, a coin outlet, a buffer spring, a sound absorbing hole, a chute and a slider, wherein the coin outlet is arranged below the coin inlet, the sound absorbing hole is arranged above the buffer spring, the slider is arranged inside the chute, the utility model has the advantages of scientific and reasonable structure, safe and convenient use, high automation degree, saving a large amount of teaching time and manpower by replacing the manpower to automatically simulate the experiment of throwing coins, preventing the coins from falling into the coin box to generate noise pollution and influence the classroom order when a teacher teaches probability, and being provided with the buffer spring and the sound absorbing hole to realize free push-pull, obtaining corresponding probability by counting the times of the front and back of the coins after the coins fall, and when the teacher teaches the teaching, the collection of coin is convenient for concentrate, brings very big facility for the mr.

Description

Mathematics teaching model

Technical Field

The utility model relates to a mathematical education equipment technical field specifically is a mathematical education model.

Background

Probability is a concept defined by a rule of occurrence of random events, in high school teaching, a teacher giving lessons can enable students to learn knowledge in probability more intuitively, often through some practical probability demonstration experiments, the demonstration teaching can enable the students to obtain vivid and visual perceptual knowledge, and the impression of the learned knowledge is enhanced, in the practical demonstration teaching process, the teacher generally uses the visual teaching aid to perform exemplary operation performance in cooperation with a speech, generally throws coins at the most, and counts up the probability of positive and negative upward coins after throwing coins for many times, because the time for throwing coins is limited, the traditional method for manually throwing coins wastes most of time in a classroom, and in the experimental process, the teacher generally needs to throw coins for many times and pick up the coins after throwing each time, so that time and physical strength are wasted, and when the coins fall on a desk, the sound of crispness can be generated, noise pollution is brought to quiet class, and the teaching quality is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mathematics teaching model, teacher who proposes in can effectively solving above-mentioned background is doing the probability demonstration teaching time, throw the coin many times, statistics obtains the positive and negative upward probability of coin, because it is limited to go to the class time, the traditional artifical method of throwing the coin can waste most of the time in class, still need pick up it after throwing, waste time and physical power, when the coin is thrown out and is fallen to the desk, can send crisp sound, bring noise pollution for quiet class, reduce teaching quality problems.

In order to achieve the above object, the utility model provides a following technical scheme: a mathematical teaching model comprises a shell, a coin inlet groove, a coin outlet, an extension plate, a baffle plate, a coin box, a coin falling port, a coin cavity, a chute, a slide block, a groove, an anti-slip pad, an acoustic board, an acoustic hole, acoustic absorbent cotton, a buffer plate, a buffer spring, a telescopic guide post and a fixed end seat, wherein the coin inlet is arranged above the shell, the coin inlet groove is arranged below the coin inlet, the coin outlet is arranged below the coin inlet groove, the extension plate is arranged on one side of the coin outlet, the baffle plate is arranged on two sides of the extension plate, the coin box is arranged below the extension plate, the coin falling port is arranged above the coin box, the coin cavity is arranged inside the coin box, the chute is arranged on two sides inside the coin cavity, the slide block is arranged inside the chute, the groove is arranged between the slide blocks, the anti-slip pad is arranged above the groove, the acoustic board is arranged at the bottom of the groove, the sound absorption board is internally provided with sound absorption holes, sound absorption cotton is filled in the sound absorption holes, the buffer board is installed below the sound absorption board, the buffer board is internally provided with buffer springs, the buffer springs are internally provided with telescopic guide pillars, and fixed end seats are installed on the upper side and the lower side of each buffer spring.

Preferably, the inner diameter of the buffer spring is equal to the outer diameter of the telescopic guide pillar.

Preferably, the inner wall of the coin inlet groove is provided with anti-skid grains.

Preferably, the fixed end seat is fixedly connected with the coin box through screws.

Preferably, the coin drop opening is smaller in diameter than the coin box.

Preferably, the coin inlet diameter is larger than the coin diameter.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with into coin mouth, play coin mouth and coin box, put into coin groove through advancing the coin mouth to fall into the coin box with the coin through going out the coin mouth, replace the manpower to carry out automatic simulation and throw the coin experiment, degree of automation is high, when mr carries out probability demonstration teaching, can save a large amount of teaching time and manpower, and demonstration teaching can make the student obtain lively and audio-visual perceptual knowledge and improve the teaching quality simultaneously.

2. Be provided with spout, slider and recess, can make the recess realize light push-and-pull through slider and spout, the number of times that accessible recess statistics coin positive and negative appears after the coin falls down obtains corresponding probability to when mr's demonstration teaching was accomplished, be convenient for concentrate the collection with the coin, reduce the follow-up intensity of picking up of mr, bring very big facility for the mr.

3. Be provided with buffer board, buffer spring and inhale the sound hole, can effectively reduce the coin through inhaling the sound hole and when falling down, send clear and crisp sound, bring noise pollution for the classroom, through buffer board and buffer spring, can effectively cushion the collision between coin and the recess, prevent to make the coin bounce-back because of the collision, influence teaching demonstration result.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the sliding chute of the present invention;

fig. 3 is a schematic structural view of the buffer spring of the present invention;

reference numbers in the figures: 1. a housing; 2. a coin inlet; 3. a coin inlet slot; 4. a coin outlet; 5. an extension plate; 6. a baffle plate; 7. a coin box; 8. a coin dropping port; 9. a coin chamber; 10. a chute; 11. a slider; 12. a groove; 13. a non-slip mat; 14. a sound-absorbing panel; 15. a sound absorption hole; 16. sound-absorbing cotton; 17. a buffer plate; 18. a buffer spring; 19. a telescopic guide post; 20. and fixing the end seat.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-3, the utility model provides a technical scheme, a mathematical education model, which comprises a shell 1, a coin inlet 2, a coin inlet groove 3, a coin outlet 4, an extension plate 5, a baffle 6, a coin box 7, a coin falling port 8, a coin chamber 9, a chute 10, a slide block 11, a groove 12, an anti-slip pad 13, a sound absorbing plate 14, a sound absorbing hole 15, sound absorbing cotton 16, a buffer plate 17, a buffer spring 18, a telescopic guide post 19 and a fixed end seat 20, wherein the coin inlet 2 is arranged above the shell 1, in order to put coins into the coin inlet groove 3, the diameter of the coin inlet 2 is larger than that of the coins, the coin inlet groove 3 is arranged below the coin inlet 2, in order to avoid too fast sliding of the coins in the coin inlet groove 3, the inner wall of the coin inlet groove 3 is provided with anti-slip lines, the coin outlet 4 is arranged below the coin inlet groove 3, the extension plate 5 is arranged on one side of the coin outlet 4, the baffle 6 is arranged on both sides, a coin box 7 is arranged below the extension plate 5, a coin falling opening 8 is arranged above the coin box 7, in order to enable coins to fall into the coin box 7 more accurately, the diameter of the coin falling opening 8 is smaller than that of the coin box 7, a coin chamber 9 is arranged inside the coin box 7, sliding grooves 10 are arranged on two sides inside the coin chamber 9, sliding blocks 11 are arranged inside the sliding grooves 10, grooves 12 are arranged between the sliding blocks 11, anti-skidding pads 13 are arranged above the grooves 12, sound absorbing plates 14 are arranged at the bottoms of the grooves 12, sound absorbing holes 15 are arranged inside the sound absorbing plates 14, sound absorbing cotton 16 is filled inside the sound absorbing holes 15, a buffer plate 17 is arranged below the sound absorbing plates 14, buffer springs 18 are arranged inside the buffer plates 17, telescopic guide posts 19 are arranged inside the buffer springs 18, in order to prevent the telescopic guide posts 19 from shaking during movement inside the buffer springs 18, the inner diameter of the buffer springs 18 is equal to the, the fixed end seats 20 are installed on the upper side and the lower side of the buffer spring 18, and in order to enable the connection between the fixed end seats 20 and the coin box 7 to be more fixed, the fixed end seats 20 and the coin box 7 are fixedly connected through screws.

The utility model discloses a theory of operation and use flow: in the process of using the mathematical teaching model, firstly, coins are put into the coin inlet groove 3 from the coin inlet 2, the inner wall of the coin inlet groove 3 is provided with anti-slip lines to prevent the coins from sliding down along the coin inlet groove 3 to the coin outlet 4, the coins are enabled to continuously slide for a certain distance through the extension plate 5 at one side of the coin outlet 4, so that the demonstration result is more accurate, in the sliding process, the two sides of the extension plate 5 are provided with the baffle plates 6 to prevent the coins from falling off during sliding, when the coins slide to the coin outlet 8, the coins can fall into the coin chamber 9 in the coin box 7 through the coin outlet 8, then the coins can fall into the groove 12, after the coins are put into the groove for many times, the times of the front and the back of the coins can be counted to obtain the corresponding probability, the groove 12 can be pushed and pulled outwards freely through the slide blocks 11 in the chutes 10 at the two sides of the coin chamber 9, when the teacher demonstrates teaching and accomplishes, be convenient for concentrate the collection with the coin, reduce the follow-up intensity of picking up of teacher, bring very big facility for the teacher, when the coin collides with recess 12, can send crisp sound, prevent to bring noise pollution for the classroom, inhale sound cotton 16 ability effective noise absorption through the inside packing of sound absorption hole 15 of acoustic panel 14, provide good study environment for the student, buffer board 17 and the buffer spring 18 through acoustic panel 14 below can effectively cushion the collision between coin and the recess 12 simultaneously, further prevent to make the coin bounce because of the collision, influence teaching demonstration result, buffer spring 18 is assisted to buffer spring 18 of the inside flexible guide pillar 19 of buffer spring 18 carries out concertina movement, the external diameter of flexible guide pillar 19 equals buffer spring 18's external diameter, prevent that buffer spring 18 from producing when the motion and rocking.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a mathematics teaching model, includes casing (1), advances coin mouth (2), advances coin groove (3), goes out coin mouth (4), extension board (5), baffle (6), coin box (7), coin mouth (8), coin cavity (9), spout (10), slider (11), recess (12), slipmat (13), abatvoix (14), inhale sound hole (15), inhale sound cotton (16), buffer board (17), buffer spring (18), flexible guide pillar (19) and fixed end seat (20), its characterized in that: the coin box is characterized in that a coin inlet (2) is formed in the upper portion of the shell (1), a coin inlet groove (3) is installed below the coin inlet (2), a coin outlet (4) is formed in the lower portion of the coin inlet groove (3), an extending plate (5) is installed on one side of the coin outlet (4), baffles (6) are installed on two sides of the extending plate (5), a coin box (7) is installed below the extending plate (5), a coin falling port (8) is formed in the upper portion of the coin box (7), a coin cavity (9) is formed in the coin box (7), sliding grooves (10) are formed in two sides of the coin cavity (9), sliding blocks (11) are installed in the sliding grooves (10), grooves (12) are installed between the sliding blocks (11), anti-skid pads (13) are installed above the grooves (12), and sound-absorbing plates (14) are installed at the bottoms of the grooves (12), the sound absorption board is characterized in that a sound absorption hole (15) is formed in the sound absorption board (14), sound absorption cotton (16) is filled in the sound absorption hole (15), a buffer board (17) is installed below the sound absorption board (14), a buffer spring (18) is installed in the buffer board (17), a telescopic guide pillar (19) is installed in the buffer spring (18), and a fixed end seat (20) is installed on the upper side and the lower side of the buffer spring (18).

2. A mathematical education model as claimed in claim 1, wherein: the inner diameter of the buffer spring (18) is equal to the outer diameter of the telescopic guide post (19).

3. A mathematical education model as claimed in claim 1, wherein: and anti-skid grains are arranged on the inner wall of the coin inlet groove (3).

4. A mathematical education model as claimed in claim 1, wherein: the fixed end seat (20) is fixedly connected with the coin box (7) through screws.

5. A mathematical education model as claimed in claim 1, wherein: the diameter of the coin falling opening (8) is smaller than that of the coin box (7).

6. A mathematical education model as claimed in claim 1, wherein: the diameter of the coin inlet (2) is larger than that of the coin.