CN215007126U

CN215007126U - Mathematics statistics device

Info

Publication number: CN215007126U
Application number: CN202121387863.0U
Authority: CN
Inventors: 杨雨露; 王秀文
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-03
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a mathematical statistics device, including the box, one side surface mounting of box has the touch-sensitive screen, and the internal partitioning of box has statistics storehouse, control storehouse, the storehouse of making a video recording and places the storehouse, and the PLC controller is installed to the inboard in control storehouse, and the internally mounted in control storehouse has power take off mechanism, and the electro-magnet is installed to power take off mechanism's bottom, and the slide is installed to the inboard in statistics storehouse. The utility model relates to a mathematical statistics device, can make the teacher make things convenient for more high-efficient to the teaching of classical general type in the mathematical statistics, improve the teaching quality, through the PLC controller, power take off mechanism and electro-magnet, can throw and retrieve coin or dice many times automatically, the slide can make coin or dice carry out the rotation many times at the in-process that falls down, the randomness is higher, can discern and the record automatically the back of the coin or the dice that fall after throwing after the completion, and show on the touch-sensitive screen, need not artificial record, and is very practical.

Description

Mathematics statistics device

Technical Field

The utility model relates to an education utensil technical field, in particular to mathematics statistics device.

Background

Mathematical statistics is a branch of mathematics, which is divided into descriptive statistics and inferred statistics, and is based on probability theory to research statistical regularity of a large number of random phenomena, and the mathematical statistics is more and more widely and deeply applied in natural science, engineering technology, management science and human social science, so that the mathematical statistics is very necessary for learning and understanding of the mathematical statistics, and the mathematical statistics device is an auxiliary tool specially used for teaching the mathematical statistics in class.

On the technical condition basis of current mathematics statistics device, the mathematics statistics device commonly used has many not enoughly on the convenience of using, if when explaining classical overview, the mathematics statistics device commonly used needs artificial manual coin or dice of throwing, and the back is accomplished in the throwing, still need the handwriting record, and is very inconvenient, and is consuming time, influences the teaching effect, and a large amount of random experiments need be carried out to classical overview, and the teaching demonstration is more troublesome.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a mathematical statistics device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a mathematical statistics device, which comprises a box body, wherein a touch screen is arranged on the surface of one side of the box body, an observation window is arranged on one side of the touch screen, a cabinet door is arranged on one side of the observation window, a switch button is arranged on the surface of the top end of the box body, the interior of the box body is partitioned into a statistics bin, a control bin, a camera shooting bin and a placing bin, and the statistics bin, the camera shooting bin and the placing bin are respectively partitioned by a partition plate, the camera shooting bin is arranged on the bottom side of the statistics bin, a PLC controller is arranged on the inner side of the control bin, a power output mechanism is arranged in the control bin, an electromagnet is arranged at the bottom end of the power output mechanism, object carrying boxes are respectively arranged on two sides of the inner wall of the statistics bin, dice and coins are respectively arranged in the object carrying boxes, a slide plate is arranged on the inner side of the statistics bin, a camera shooting device is arranged on the surface of one side of the camera shooting device, and a glass sheet is arranged on the inner wall of the partition plate between the camera shooting bin and the statistics bin.

As a preferred technical scheme of the utility model, power take off mechanism's one end is provided with the motor, and the motor sets up in the top side of PLC controller, the shaft coupling is installed to motor one end, the lead screw is installed to the one end of shaft coupling, and the lead screw runs through to install inside statistics storehouse, the lead screw passes through the shaft coupling transmission with the motor and is connected, the bearing is all installed at the both ends of lead screw, and the lead screw passes through the bearing with statistics storehouse and is connected, the slider has been cup jointed on the surface of lead screw, and the lead screw is connected for the transmission with the slider, one side surface mounting of slider has the cylinder, and cylinder and slider are fixed connection, the electro-magnet sets up in the cylinder bottom.

As a preferred technical scheme of the utility model, the electro-magnet is fixed connection with the cylinder, the PLC controller is electric connection with motor, cylinder and electro-magnet respectively.

As a preferred technical scheme of the utility model, the slide sets up in the bottom side of carrying the thing box, and the slide is funnel formula shape, the inner wall of slide is provided with circular convex surface, the geometric center of electro-magnet and the geometric center of carrying the thing box and the centroid of slide lower extreme opening shape all are in same face of hanging down.

As an optimal technical scheme of the utility model, the top surface mounting of glass piece has one deck transparent rubber, the glass piece is corresponding with slide lower extreme opening and camera device position respectively.

As a preferred technical scheme of the utility model, the PLC controller is signal connection with touch-sensitive screen and camera device respectively, the PLC controller is electric connection with the light.

As an optimal technical scheme of the utility model, it all adopts wooden material to make and forms to carry thing box and slide, the inside of carrying the thing box is provided with the cotton layer, the dice all adopts the ferromagnetic alloy material preparation to form with the coin.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model relates to a mathematics statistics device can make the teacher convenient more high-efficient to the teaching of classical general type in the mathematical statistics, improves the quality of teaching, the utility model discloses a PLC controller, power take off mechanism and electro-magnet can be automatically carried out a lot of to coin or dice and throw and retrieve, is provided with the infundibulate slide, can make coin or dice carry out a lot of rotations at the in-process that falls down, and the randomness is higher.

The utility model discloses a camera device and light can discern and the record in the back of the coin or the dice that fall in slide bottom opening part after throwing to show on the touch-sensitive screen, need not artificial record, can save a large amount of time, can watch the process of throwing through the observation window, the teaching demonstration is directly perceived, the teacher only need set up on the touch-sensitive screen experimental conditions can, it is very convenient.

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 view of the overall structure of the present invention;

FIG. 2 is a sectional view of the overall structure of the present invention;

fig. 3 is a partial structural schematic diagram of the present invention;

in the figure: 1. a box body; 2. a touch screen; 3. a power take-off mechanism; 4. an electromagnet; 101. an observation window; 102. a cabinet door; 103. a switch button; 104. counting bins; 105. a control cabin; 106. a camera shooting bin; 107. placing a bin; 108. a PLC controller; 109. a carrying box; 110. a slide plate; 111. a camera device; 112. an illuminating lamp; 113. a glass sheet; 301. an electric motor; 302. a coupling; 303. a screw rod; 304. a slider; 305. a cylinder; 1091. a dice; 1092. a coin.

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.

Wherein like reference numerals refer to like parts throughout.

Example 1

As shown in fig. 1-3, the utility model provides a mathematical statistics device, which comprises a box body 1, a touch screen 2 is installed on one side surface of the box body 1, an observation window 101 is installed on one side of the touch screen 2, a cabinet door 102 is installed on one side of the observation window 101, a switch button 103 is arranged on the top surface of the box body 1, a statistics cabin 104, a control cabin 105, a camera cabin 106 and a placing cabin 107 are partitioned inside the box body 1, and are respectively partitioned by partition boards, the camera cabin 106 is arranged on the bottom side of the statistics cabin 104, a PLC controller 108 is installed on the inner side of the control cabin 105, a power output mechanism 3 is installed inside the control cabin 105, an electromagnet 4 is installed on the bottom end of the power output mechanism 3, loading boxes 109 are installed on both sides of the inner wall of the statistics cabin 104, dices 1091 and coins 1092 are respectively arranged inside the loading boxes 109, a slide board 110 is installed on the inner side of the statistics cabin 104, a camera 111 is installed on the inner side of the camera cabin 106, an illuminating lamp 112 is arranged on one side surface of the camera device 111, and a glass sheet 113 is arranged on the inner wall of the partition board between the camera cabin 106 and the statistics cabin 104.

Further, one end of the power output mechanism 3 is provided with a motor 301, the motor 301 is arranged on the top side of the PLC controller 108, one end of the motor 301 is provided with a coupler 302, one end of the coupler 302 is provided with a screw rod 303, and the screw 303 is installed inside the counting bin 104 in a penetrating way, the screw 303 is in transmission connection with the motor 301 through the coupler 302, bearings are installed at two ends of the screw 303, the screw rod 303 is connected with the statistical bin 104 through a bearing, the surface of the screw rod 303 is sleeved with a sliding block 304, and the screw rod 303 is in transmission connection with the sliding block 304, a cylinder 305 is arranged on one side surface of the sliding block 304, the cylinder 305 is fixedly connected with the slide block 304, the electromagnet 4 is arranged at the bottom end of the cylinder 305, the PLC controller 108 controls the motor 301 to drive, the screw rod 303 and the slide block 304 to transmit, the electromagnet 4 can be made to move, automatically suck the dice 1091 or coins 1092, and move to the opening at the top end of the sliding plate 304 to complete throwing.

Electro-magnet 4 is fixed connection with cylinder 305, and PLC controller 108 is electric connection with motor 301, cylinder 305 and electro-magnet 4 respectively, through PLC controller 108 control, and the cylinder 305 drive can make electro-magnet 4 reciprocate after throwing is accomplished, absorbs dice 1091 or coin 1092 of slide 304 bottom opening part automatically, conveniently throws next time, and is very convenient.

The sliding plate 110 is arranged at the bottom side of the object carrying box 109, the sliding plate 110 is funnel-shaped, the inner wall of the sliding plate 110 is provided with a circular convex surface, the geometric center of the electromagnet 4, the geometric center of the object carrying box 109 and the geometric center of the opening shape at the lower end of the sliding plate 110 are both positioned in the same vertical plane, and the circular convex surface is arranged in the sliding plate 110, so that the dice 1091 or the coins 1092 can fully rotate in the falling process after throwing, and the randomness is higher.

The transparent rubber layer is arranged on the top surface of the glass sheet 113, the glass sheet 113 corresponds to the opening at the lower end of the sliding plate 110 and the position of the camera device 111, the transparent rubber layer can reduce the impact on the glass sheet 113 when the dice 1091 or coins 1092 fall down, reduce noise and does not influence the recognition of the camera device 111.

PLC controller 108 is signal connection with touch-sensitive screen 2 and camera device 111 respectively, and PLC controller 108 is electric connection with light 112, throws the back of accomplishing, and the steerable camera device 111 of PLC controller 108 discerns to open light 112 and improve the recognition efficiency, discernment is accomplished the back and is automatic with the result record and show on touch-sensitive screen 2, and the teacher can directly use touch-sensitive screen 2 to set up relevant experimental conditions.

The thing box 109 and the slide 110 all adopt wooden material to make, can not influenced by electromagnet 4's magnetic force, and the inside of carrying thing box 109 is provided with the cotton layer, and the impact when reducible dice 1091 or coin 1092 put back reduces the noise, and dice 1091 and coin 1092 all adopt ferromagnetic alloy material to make, have magnetism, can be absorbed by electromagnet 4.

Specifically, when the utility model is used, a teacher can directly set the type and the number of times of the experiment through the touch screen 2, the electric motor 301 is controlled by the PLC controller 108 to drive the coupler 302 and the lead screw 303 to drive the slider 304 to move, the cylinder 305 and the electromagnet 4 are driven to move, the electromagnet 4 moves to the upper part of the object carrying box 109, the PLC controller 108 controls the electromagnet 4 to be electrified, the electromagnet 4 absorbs the magnetic dice 1091 or coins 1092 through magnetic force, then the electromagnet 4 moves to the opening at the top end of the sliding plate 110 by continuous control, the electromagnet 4 is powered off at the same time, the magnetic force disappears, the dice 1091 or the coins 1092 fall off and roll down along the sliding plate 110, the inner wall of the sliding plate 110 is provided with a circular convex surface, the dice 1091 or the coins 1092 can fully rotate in the falling process, the randomness is higher, after the PLC controller 108 controls the electromagnet 4 to be powered off for two seconds, the camera device 111 and the illuminating lamp 112 are controlled to be turned on, the bottom surfaces of the dice 1091 or the coins 1092 are identified, the identification result is recorded and displayed on the touch screen 2, the number of times of throwing and the number of times of each face appearing can be observed through the touch screen 2, the probability corresponding to the current number is very visual, after the identification is completed, the PLC controller 108 controls the electromagnet 4 to move to the position above the opening at the bottom end of the sliding plate 110, the air cylinder 305 moves downwards, the electromagnet 4 is driven to move downwards, meanwhile, the electromagnet 4 is powered on, the dice 1091 or the coins 1092 are sucked and control the air cylinder 305 to move back, the throwing and the recording are completed at one time, then, the circulation is continued until the throwing number reaches a set value, the demonstration process does not need manual operation, the delivery process can be observed through the observation window 101, and the delivery process is very convenient.

To sum up, the utility model relates to a mathematical statistics device, which can make teachers more convenient and efficient to the teaching of the classical general type in mathematical statistics, and improve the teaching quality, the conventional mathematical statistics device has many defects in the convenience of use, for example, when explaining the classical general type, the conventional mathematical statistics device needs to manually throw coins or dices, after throwing, the manual recording is needed, which is very inconvenient and time-consuming, and affects the teaching effect, and the classical general type needs to carry out a large number of random experiments, and the teaching demonstration is more troublesome, and the utility model can automatically throw and recycle the dices 1091 or coins 1092 for many times through the PLC controller 108, the power output mechanism 3 and the electromagnet, and is provided with the funnel-shaped sliding plate 110, so that the dices 1091 or coins 1092 can rotate for many times in the falling process, the randomness is high, and the teaching device 111 and the illuminating lamp 112 are passed through, can discern and the record to the one side of the dice 1091 or the coin 1092 that fall after the throw to show on touch-sensitive screen 2, need not artificial record, can save a large amount of time, can watch the process of throwing through observation window 101, the teaching demonstration is directly perceived, the teacher only need set up on touch-sensitive screen 2 experimental conditions can, very convenient.

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 mathematical statistics device, includes box (1), its characterized in that, one side surface mounting of box (1) has touch-sensitive screen (2), observation window (101) are installed to one side of touch-sensitive screen (2), cabinet door (102) are installed to one side of observation window (101), the top surface of box (1) is provided with shift knob (103), the inside partition of box (1) has statistics storehouse (104), control bin (105), makes a video recording storehouse (106) and places storehouse (107), and adopts the baffle to separate respectively, make a video recording storehouse (106) set up in statistics storehouse (104) bottom side, PLC controller (108) are installed to the inboard in control bin (105), the internally mounted of control bin (105) has power take off mechanism (3), electro-magnet (4) are installed to the bottom in power take off mechanism (3), the inner wall both sides in statistics storehouse (104) are all installed and are carried thing box (109), the inside of carrying thing box (109) is provided with dice (1091) and coin (1092) respectively, slide (110) are installed to the inboard in statistics storehouse (104), camera device (111) are installed to the inboard in storehouse of making a video recording (106), one side surface mounting of camera device (111) has light (112), it installs glass piece (113) to make a video recording between storehouse (106) and statistics storehouse (104) the baffle inner wall.

2. The mathematical statistics apparatus as claimed in claim 1, wherein one end of the power output mechanism (3) is provided with a motor (301), the motor (301) is disposed on the top side of the PLC controller (108), one end of the motor (301) is provided with a coupler (302), one end of the coupler (302) is provided with a lead screw (303), the lead screw (303) is installed inside the statistics cabin (104) in a penetrating manner, the lead screw (303) is in transmission connection with the motor (301) through the coupler (302), two ends of the lead screw (303) are provided with bearings, the lead screw (303) is connected with the statistics cabin (104) through the bearings, the surface of the lead screw (303) is sleeved with a sliding block (304), the lead screw (303) is in transmission connection with the sliding block (304), one side surface of the sliding block (304) is provided with a cylinder (305), and the cylinder (305) is fixedly connected with the sliding block (304), the electromagnet (4) is arranged at the bottom end of the air cylinder (305).

3. A mathematical statistic device as claimed in claim 2, wherein the electromagnet (4) is fixedly connected to the cylinder (305), and the PLC controller (108) is electrically connected to the motor (301), the cylinder (305) and the electromagnet (4), respectively.

4. A mathematical statistic device according to claim 1, wherein the slide plate (110) is arranged on the bottom side of the object box (109), the slide plate (110) is funnel-shaped, the inner wall of the slide plate (110) is provided with a circular convex surface, and the geometric center of the electromagnet (4) is in the same vertical plane with the geometric center of the object box (109) and the geometric center of the opening shape at the lower end of the slide plate (110).

5. A mathematical statistic apparatus according to claim 1, wherein a transparent rubber layer is mounted on the top surface of the glass sheet (113), and the glass sheet (113) is corresponding to the opening of the lower end of the slide (110) and the position of the camera (111).

6. A mathematical statistic device as claimed in claim 1, wherein the PLC controller (108) is in signal connection with the touch screen (2) and the camera device (111), respectively, and the PLC controller (108) is in electrical connection with the illumination lamp (112).

7. A mathematical statistic device according to claim 1, wherein the object box (109) and the slide plate (110) are made of wood material, the object box (109) is provided with a cotton layer inside, and the dice (1091) and the coins (1092) are made of ferromagnetic alloy material.