CN216596626U - Probability statistical device for applied mathematics - Google Patents

Abstract

The utility model discloses a probability statistical device applying mathematics; the automatic counting and distributing box comprises a box body, the inlet hole has been seted up to box up end center department, the flow distribution plate, flow distribution plate fixed mounting is in the box, first baffle, the vertical setting of first baffle is in the flow distribution plate both sides, forms the passageway that can supply the bobble to pass through with the flow distribution plate, the containing box sets up at the box lower part the passageway below, the second baffle has the array, installs in the containing box, separates into quantity and box lower part with the containing box the chamber of accomodating that passageway quantity equals, the sensor it installs at the box lower part passageway and containing box intercommunication department, the counter, counter quantity corresponds with accomodate chamber quantity, installs respectively in the box outside and accomodates the position that the chamber corresponds to and, the power that provides the energy. The utility model is simple in operation, the count of being convenient for alleviates teacher's burden.

Description

Probability statistical device for applied mathematics

Technical Field

The utility model relates to a statistics device technical field, what specifically say is related to is a probability statistics device of applied mathematics.

Background

The applied mathematics is a general term of various mathematical disciplines or branches with strong applicability, the class of main study contains analytics, algebra, geometry, probability theory, physics, mathematical models, mathematical experiments, computer foundation, numerical methods, mathematical history and the like, the probability theory is a mathematical branch for researching the quantity rule of random phenomena, the random phenomena are relative to the decisive phenomena, the phenomena that certain results are inevitably generated under certain conditions are called the decisive phenomena, in the probability teaching, because beginners can not understand the principle of probability and the problem of probability generation, a probability teaching demonstration device is needed when the probability teaching is carried out, an observer can intuitively know the probability generation process through intuitively demonstrating the occurrence of certain object, and the probability cognition is more facilitated.

The existing demonstration device for probability statistics needs manual operation and then manual counting and statistics, is very complicated in operation and is a serious burden for teachers, and the problem is solved by the probability statistics device for applied mathematics.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides an easy operation is convenient for count here, alleviates the probability statistics device of the applied mathematics of teacher's burden.

The utility model is realized in such a way, a probability statistical device applying mathematics is constructed, which comprises a box body, a counter, a sensor, a splitter plate, a first clapboard, a containing box and a second clapboard; a ball inlet hole is formed in the center of the upper end face of the box body; the splitter plate is fixedly arranged in the box body; the first partition plates are vertically arranged on two sides of the flow distribution plate and form a channel for small balls to pass through with the flow distribution plate; the containing box is arranged below the channel at the lowest part of the box body; the second partition plates are provided with a plurality of groups, are arranged in the containing box and divide the containing box into containing cavities with the number equal to that of the channels at the lowest part of the box body; the sensor is arranged at the communication position of the channel at the lowest part of the box body and the containing box; the number of the counters corresponds to that of the containing cavities, and the counters are respectively arranged at the positions, corresponding to the containing cavities, of the outer side of the box body; the apparatus also includes a power source for providing a source of energy.

Optimizing; the preferred three groups of flow distribution plate, upper portion sets up a set of flow distribution plate in the box, and the lower part sets up two sets of flow distribution plate, flow distribution plate upper portion is the form, and the lower part is integrative with upper portion, and is parallel with first baffle, forms the passageway that can supply the bobble to pass through, upper portion flow distribution plate top central line and goal hole centre of a circle are in the coplanar, the lower part flow distribution plate top central line is in the coplanar with upper portion passageway central line, the aim at of this setting, and the bobble falls the flow distribution plate top from goal hole or passageway, and along the inclined plane roll of the arbitrary one side of flow distribution plate at random, easy operation demonstrates convenient and fast.

Optimizing; still including setting up at the box top and through the goal fill of connecting through connecting pipe and goal hole, the goal that of this setting can store a plurality of bobbles in the goal is fought, and the box can be got into from the goal hole along the connecting pipe to the bobble in the goal is fought, and the bobble that is convenient for a large amount demonstrates convenient to use.

Optimizing; still including setting up the spheroid in the connecting tube, the spheroid sphere is tangent with the connecting tube pipe wall, the holding tank that holds the bobble is seted up at the spheroid top, and drive spheroid pivoted motor is installed in the connecting tube outside, and the aim at of this setting, the bobble in the goal fill roll along the connecting tube, get into in the holding tank at spheroid top, and motor drive spheroid rotates 180, and the holding tank is rotatory to spheroid bottom, and the bobble rolls out from the holding tank because of gravity, and the bung is gone into the ball hole and is fallen into in the box, has avoided teacher's manual bowling, has reduced teacher's burden.

The utility model has the advantages of as follows: the utility model provides a probability statistical device applying mathematics; the utility model has reasonable design and simple structure; the bobble drops into from the goal hole, through flow distribution plate random allocation to arbitrary passageway in, falls into the storage chamber of the passageway below that corresponds the falling out in the containing box, and the sensor senses the bobble and passes through the back, and the counter of being connected with the sensor can count, need not the manual work and counts and make statistics of, and burden when lightening the teacher and demonstrating, convenient to use, easy operation.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a top view of the present invention;

FIG. 5 is a cross-sectional view A-A of FIG. 3;

fig. 6 is a partial enlarged view of fig. 5 at I.

Wherein: 1. a box body; 2. a counter; 3. a ball inlet hopper; 4. a connecting pipe; 5. a motor; 6. a sensor; 7. a sphere; 7-1, accommodating a tank; 8. a flow distribution plate; 9. a first separator; 10. a storage box; 11. a second separator.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model provides a probability statistical device applying mathematics through improvement, as shown in figures 1-5, comprising a box body 1, wherein a ball inlet is arranged at the center of the upper end face of the box body 1;

the distribution box also comprises a distribution plate 8 which is fixedly arranged in the box body 1;

the ball separator further comprises a first partition plate 9, wherein the first partition plate 9 is vertically arranged on two sides of the flow distribution plate 8 and forms a channel for small balls to pass through with the flow distribution plate 8;

the storage box 10 is arranged below the lowest channel of the box body 1;

the device also comprises a plurality of groups of second partition plates 11, wherein the second partition plates 11 are arranged in the containing box 10 and divide the containing box 10 into containing cavities with the number equal to that of the channels at the lowest part of the box body 1;

the device also comprises a sensor 6, wherein the sensor 6 is arranged at the lowest part of the box body 1, and the channel is communicated with the containing box 10;

the counter 2 is arranged at the position, corresponding to the containing cavities, on the outer side of the box body 1; the device also includes a power source for providing a source of energy.

When the utility model is used; the bobble drops into from the goal hole, through 8 random distribution of flow distribution plate to arbitrary passageway in, falls into the storage chamber of the passageway below that corresponds falling out in containing box 10, and the sensor senses the bobble and passes through the back, and the counter 2 of being connected with the sensor can count, need not the manual work and counts and make statistics of, and burden when lightening the teacher and demonstrating, convenient to use, easy operation.

In the embodiment, as shown in fig. 5, three sets of flow distribution plates 8 are preferably selected, a set of flow distribution plates 8 is arranged on the upper portion and two sets of flow distribution plates 8 are arranged on the lower portion in the box body 1, the upper portion of each flow distribution plate 8 is in a shape, the lower portion of each flow distribution plate is integrated with the upper portion of each flow distribution plate and is parallel to the first partition plate 9, a channel through which small balls can pass is formed, the center line of the top end of each flow distribution plate 8 on the upper portion and the center line of the ball inlet are on the same plane, and the center line of the top end of each flow distribution plate 8 on the lower portion and the center line of the channel on the upper portion are on the same plane.

In the embodiment, as shown in fig. 1 to 5, the ball inlet hopper 3 is arranged at the top of the box body 1 and connected with the ball inlet hole through the connecting pipe 4, the ball inlet hopper 3 is used for storing a plurality of small balls, and the small balls in the ball inlet hopper 3 can enter the box body from the ball inlet hole along the connecting pipe 4, so that a large number of small balls can be conveniently demonstrated, and the ball inlet hopper is convenient to use.

In the embodiment, as shown in fig. 6, the multifunctional electronic game box further comprises a ball body 7 arranged in the connecting pipe 4, the spherical surface of the ball body 7 is tangent to the pipe wall of the connecting pipe 4, a containing groove 7-1 for containing a small ball is formed in the top of the ball body 7, a motor 5 for driving the ball body 7 to rotate is installed on the outer side of the connecting pipe 4, the small ball in the ball inlet hopper 3 rolls along the connecting pipe 4 and enters the containing groove 7-1 in the top of the ball body 7, the motor 5 drives the ball body 7 to rotate 180 degrees, the containing groove 7-1 rotates to the bottom of the ball body, the small ball rolls out from the containing groove 7-1 due to gravity, a barrel cover ball inlet hole falls into the box body 1, the manual ball throwing of a teacher is avoided, and the burden of the teacher is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (4)

1. A probability statistic device using mathematics, characterized in that: comprises a box body (1), a counter (2), a sensor (6), a flow distribution plate (8), a first partition plate (9), a containing box (10) and a second partition plate (11); a ball inlet hole is formed in the center of the upper end face of the box body (1); the flow distribution plate is fixedly arranged in the box body (1); the first partition plates (9) are vertically arranged on two sides of the flow distribution plate (8) and form a channel for small balls to pass through with the flow distribution plate (8); the containing box (10) is arranged below the lowest passage of the box body (1); the second partition plates (11) are provided with a plurality of groups, are arranged in the containing box (10), and divide the containing box (10) into containing cavities the number of which is equal to that of the channels at the lowest part of the box body (1); the sensor (6) is arranged at the position where the channel at the lowest part of the box body (1) is communicated with the containing box (10); the number of the counters (2) corresponds to the number of the containing cavities, and the counters are respectively installed at the positions, corresponding to the containing cavities, of the outer side of the box body (1).

2. A probability statistic device using mathematics according to claim 1, wherein: the three groups of flow distribution plates (8) are provided; upper portion sets up a set of flow distribution plate (8) in box (1), and the lower part sets up two sets of flow distribution plate (8), flow distribution plate (8) upper portion is the form, and the lower part is integrative with upper portion, and parallel with first baffle (9), forms the passageway that can supply the bobble to pass through, upper portion flow distribution plate (8) top central line is in the coplanar with the ball inlet hole centre of a circle, the lower part flow distribution plate (8) top central line is in the coplanar with upper portion passageway central line.

3. A probability statistic device using mathematics according to claim 1, wherein: the ball inlet hopper (3) is arranged at the top of the box body (1) and is communicated with the ball inlet hole through a connecting pipe (4).

4. A probability statistic device using mathematics according to claim 3, wherein: still including setting up spheroid (7) in connecting pipe (4), spheroid (7) sphere is tangent with connecting pipe (4) pipe wall, holding tank (7-1) that hold the bobble are seted up at spheroid (7) top, and drive spheroid (7) pivoted motor (5) are installed in connecting pipe (4) outside.

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