Mathematical statistics device

Abstract

The utility model relates to the field of mathematics, and discloses a mathematical statistics device. The mathematical statistics device comprises a device body and a rectangular rotating shaft plate, the side face of the device body is fixedly connected with a glass plate, the interior of the rectangular rotating shaft plate is rotatably connected with a rotating plate, the side face of the rotating plate is fixedly connected with a rectangular plate, and the side face of the rectangular plate is in threaded connection with a connecting screw. A sealing door is arranged on the side face of the equipment body, a connecting screw is taken out of a rectangular plate, then the sealing door can freely rotate, a user can conveniently take out internal components, students can conveniently observe the mathematical statistical structure, the students can more visually understand the mathematical statistical structure, and the mathematical statistical structure is more convenient to use. Through the position where the rectangular rotating shaft plate carries the rotating plate, the rotating plate can conveniently drive the rectangular plate to rotate, the position of the sealing door can be conveniently fixed, by using the structure, the stability of the positions of internal components of equipment is conveniently protected, and the service time of the equipment is prolonged.

Description

Technical Field

[0001] The present application belongs to the field of mathematical technology, and specifically relates to a mathematical statistics device. Background Art

[0002] A mathematical statistics device provides an intuitive and interactive learning tool that helps students better understand and apply statistical knowledge. Students can perform real-time operations and analysis through the mathematical statistics device, obtain immediate feedback and results, and promote students' active participation and learning effects. Mathematical statistics devices usually contain rich learning resources, online tutorials, and homework questions to help students consolidate knowledge, explore, and improve learning effects. Through the mathematical statistics device, students can process and analyze real data, cultivate data analysis and problem-solving skills, and lay the foundation for future work and research. The advantage of the mathematical statistics device is that it provides a highly interactive and practical learning tool to help students better understand and apply statistical knowledge, and promote their learning effects and practical abilities. This device helps to stimulate students' interest in learning and improve their motivation and depth in learning mathematical statistics.

[0003] For example, the publication number: CN213123473U discloses a probability statistics device for mathematics, including a box body, a fixed plate for placing a first elastic ball, a push rod fixed in a first return spring, so that the telescopic effect of the first return spring drives the push rod to push the first elastic ball, the first return spring is fixed on the inner wall of the ejection shell, and the output end of the ejection mechanism is connected to the inside of the box body through a ball tube, so that the first elastic ball hits the second elastic ball for secondary ejection, the mounting plate is clamped in the inside of the box body, the mounting plate is divided into a plurality of through grooves by a plurality of partitions, a pressure plate is provided at the bottom of the through groove, the pressure plate is connected to the mounting plate by a second return spring, and a touch sensor is provided between the pressure plate and the second return spring. This device ejects the first elastic ball into the box body through the ejection mechanism, and the first elastic ball falls into any groove under the elastic action of the second elastic ball. The operation is simple and the demonstration is convenient and quick. This device reduces the burden on teachers and has a high accuracy rate.

[0004] However, in the common application, the opening and closing door inside the device is in a semi-closed state, which cannot provide protection for the components inside the device and is inconvenient to use. Utility Model Content

[0005] The purpose of the present application is to provide a mathematical statistics device in order to solve the above-mentioned problem of protecting internal components of a device.

[0006] The technical solution adopted in the present application is as follows: a mathematical statistics device, comprising an equipment body and a rectangular rotating shaft plate, a glass plate fixedly connected to the side of the equipment body, a rotating plate rotatably connected inside the rectangular rotating shaft plate, a rectangular plate fixedly connected to the side of the rotating plate, a connecting screw threadedly connected to the side of the rectangular plate, a sealing door provided on the side of the equipment body, a threaded hole provided on the sealing door, and the other end of the connecting screw passes through the surface of the rectangular plate and is inserted into the threaded hole.

[0007] By adopting the above technical solution, during the use of the equipment, the user seals the inside of the equipment by using a sealing door, thereby ensuring the stability of the inside of the equipment, making it easier to use the equipment for mathematical statistics teaching demonstrations, facilitating students' learning and improving their teaching interest. During use, by using a rotating plate to connect the position of the rectangular plate, and then fixing the position of the sealing door by connecting screws, the use of the equipment is convenient. By removing the connecting screws from the rectangular plate, the sealing door can be freely rotated, thereby facilitating the user to remove the internal components. Then, students can observe the mathematical statistics structure and understand it more intuitively. By using the rectangular rotating shaft plate to carry the rotating plate, the rotating plate drives the rectangular plate to rotate, and the position of the sealing door is fixed. By using this structure, the internal components of the equipment are stably protected and the use time of the equipment is extended.

[0008] In a preferred embodiment, a storage bin is fixedly connected to the upper end of the equipment body, a feed port is fixedly connected to the upper end of the storage bin, and a sealing cover is provided at the upper end of the feed port.

[0009] By adopting the above technical solution, the storage bin is convenient for storing black and white balls or coins required by the equipment for mathematical statistics operations, which is convenient for sorting out statistical problems. The feed port is convenient for filling the raw materials required by the equipment. The sealing cover ensures the sealing of the feed port, which is convenient for the use of the equipment.

[0010] In a preferred embodiment, a plurality of pivot plates are fixedly connected to the adjacent side of a rectangular pivot plate on the side surface of the device body, a connecting shaft is rotatably connected to the middle position of the adjacent pivot plates, the upper end of the pivot plate is threadedly connected to a limiting screw, and the bottom end of the limiting screw passes through the pivot plate and presses against the connecting shaft.

[0011] By adopting the above technical solution, the pivot plate is convenient for carrying the position of the connecting shaft, so that the position change of the sealing door is driven by the rotation of the connecting shaft in the pivot plate. The limit screw is convenient for limiting the rotation of the connecting shaft, so as to control the position change of the sealing door.

[0012] In a preferred embodiment, a sealing door is fixedly connected to the side surface of the connecting shaft, and a glass plate is arranged inside the sealing door.

[0013] By adopting the above technical solution, the sealed door is convenient for ensuring the sealing of the device body and protecting the safety of the position of internal components. The glass plate is convenient for observing the situation inside the device and displaying statistical conditions.

[0014] In a preferred embodiment, a transmitter is disposed inside the device body, and a transmitter tube is fixedly connected to the side of the transmitter.

[0015] By adopting the above technical solution, the transmitter can conveniently transport the black and white balls or coins stored in the storage bin to the collection bin through the transmitter tube, thereby ensuring the randomness of the device during use and facilitating the display of mathematical statistics.

[0016] In a preferred embodiment, a plurality of L-shaped plates are fixedly connected to the inner bottom wall of the device body, a slider plate is slidably connected inside the L-shaped plate, and a collection bin is fixedly connected to the middle position of adjacent slider plates.

[0017] By adopting the above technical solution, the L-shaped plate is convenient for limiting the position of the slider plate, so that the position of the collecting bin inside the device is stable, and the collecting bin is convenient for collecting the black and white balls or coins emitted by the emitter.

[0018] In a preferred embodiment, the upper end of the L-shaped plate is threadedly connected with a fixing bolt, and the fixing bolt passes through the surface of the L-shaped plate and is inserted into a hole set on the surface of the slider plate. A handle is fixedly connected to the side of the collection bin.

[0019] By adopting the above technical solution, the position of the slider plate is fixed by fixing bolts, so that the connection between the devices is stable, and the handle is convenient for pulling the position of the collection bin, which makes it easy to show the statistical results of the equipment to students.

[0020] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0021] In the present application, during the use of the equipment, the user seals the interior of the equipment by using a sealing door, thereby ensuring the stability of the interior of the equipment, making it easier to use the equipment for mathematical statistics teaching demonstrations, facilitating student learning and improving students' teaching interest. During use, the position of the rectangular plate is connected by a rotating plate, and then the position of the sealing door is fixed by connecting screws, thereby facilitating the use of the equipment. By removing the connecting screws from the rectangular plate, the sealing door can be freely rotated, thereby facilitating the user to remove the internal components, and then students can observe the mathematical statistics structure more conveniently, allowing students to understand more intuitively. The position of the rotating plate is carried by the rectangular rotating shaft plate, so that the rotating plate drives the rotation of the rectangular plate, and the position of the sealing door is conveniently fixed. By using this structure, the internal components of the equipment are conveniently protected and the stability of the position is extended, thereby extending the use time of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the side structure of the mathematical statistics device of the present application;

[0023] Figure 2 This is a schematic diagram of the internal structure of the mathematical statistics device in this application;

[0024] Figure 3 For this application Figure 1 Enlarged view of point A in the middle.

[0025] Markings in the figure: 1. Equipment body; 2. Storage bin; 3. Feed port; 4. Sealing cover; 5. Limit screw; 6. Connecting shaft; 7. Glass plate; 8. Shaft plate; 9. Sealing door; 10. Launcher; 11. Launcher tube; 12. L-shaped plate; 13. Fixing bolt; 14. Collection bin; 15. Handle; 16. Slider plate; 17. Rectangular shaft plate; 18. Connecting screw; 19. Rectangular plate; 20. Rotating plate. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0027] Reference Figure 1-3 ,

[0028] Example:

[0029] Reference Figure 1-3A mathematical statistics device includes a device body 1 and a rectangular rotating shaft plate 17. A glass plate 7 is fixedly connected to the side of the device body 1. A rotating plate 20 is rotatably connected inside the rectangular rotating shaft plate 17. A rectangular plate 19 is fixedly connected to the side of the rotating plate 20. A connecting screw 18 is threadedly connected to the side of the rectangular plate 19. A sealing door 9 is provided on the side of the device body 1. The sealing door 9 is provided with a threaded hole. The other end of the connecting screw 18 passes through the surface of the rectangular plate 19 and is inserted into the threaded hole. When the device is used, the user seals the inside of the device by using the sealing door 9, thereby ensuring the stability of the inside of the device, making it convenient to use the device for mathematical statistics teaching demonstrations and facilitating students' learning and improvement. The teaching interest of students is in the use of red. By using the rotating plate 20 to connect the position of the rectangular plate 19, and then fixing the position of the sealing door 9 by the connecting screws 18, it is convenient to use the equipment. By removing the connecting screws 18 from the rectangular plate 19, the sealing door 9 can be freely rotated, so that it is convenient for the user to take out the internal components, and then it is convenient for students to observe the mathematical statistical structure, so that students can understand more intuitively. The position of the rotating plate 20 is carried by the rectangular rotating shaft plate 17, so that the rotating plate 20 drives the rotation of the rectangular plate 19, and the position of the sealing door 9 is conveniently fixed. By using this structure, it is convenient to protect the internal components of the equipment and stabilize them, thereby extending the use time of the equipment.

[0030] Reference Figure 1-2 The upper end of the equipment body 1 is fixedly connected with a storage bin 2, and the upper end of the storage bin 2 is fixedly connected with a feed port 3. A sealing cover 4 is provided on the upper end of the feed port 3. The storage bin 2 is convenient for storing black and white balls or coins needed for mathematical statistics operations of the equipment, which is convenient for sorting out statistical problems. The feed port 3 is convenient for filling the raw materials needed by the equipment. The sealing cover 4 ensures the sealing of the feed port 3 and facilitates the use of the equipment.

[0031] Reference Figure 1-2 The side surface of the device body 1 is located on an adjacent side of the rectangular rotating shaft plate 17 and is fixedly connected with multiple rotating shaft plates 8. The middle position of the adjacent rotating shaft plates 8 is rotatably connected with a connecting shaft 6. The upper end of the rotating shaft plate 8 is threadedly connected with a limiting screw 5. The bottom end of the limiting screw 5 passes through the rotating shaft plate 8 and abuts against the connecting rotating shaft 6. The rotating shaft plate 8 is convenient for carrying the position of the connecting rotating shaft 6, so that the position of the sealing door 9 is driven to change by the rotation of the connecting rotating shaft 6 in the rotating shaft plate 8. The limiting screw 5 is convenient for limiting the rotation of the connecting rotating shaft 6, so as to control the position change of the sealing door 9.

[0032] Reference Figure 1-2 A sealing door 9 is fixedly connected to the side of the rotating shaft 6, and a glass plate 7 is arranged inside the sealing door 9. The sealing door 9 is convenient for ensuring the sealing of the equipment body 1 and protecting the safety of the position of the internal components. The glass plate 7 is convenient for observing the internal situation of the equipment and displaying the statistical situation.

[0033] Reference Figure 1-2 A transmitter 10 is arranged inside the device body 1, and a transmitter tube 11 is fixedly connected to the side of the transmitter 10. The transmitter 10 can conveniently transport the black and white balls or coins stored in the storage bin 2 to the collection bin 14 through the transmitter tube 11, thereby ensuring the randomness of the device during use and facilitating the display of mathematical statistics.

[0034] Reference Figure 1-2 A plurality of L-shaped plates 12 are fixedly connected to the inner bottom wall of the device body 1, a slider plate 16 is slidably connected inside the L-shaped plate 12, a collecting bin 14 is fixedly connected to the middle position of adjacent slider plates 16, the L-shaped plate 12 is convenient for limiting the position of the slider plate 16, so that the position of the collecting bin 14 inside the device is stable, and the collecting bin 14 is convenient for collecting black and white balls or coins launched by the launcher 10.

[0035] Reference Figure 1-2 The upper end of the L-shaped plate 12 is threadedly connected with a fixing bolt 13, and the fixing bolt 13 passes through the surface of the L-shaped plate 12 and is inserted into the hole set on the surface of the slider plate 16. The side of the collecting bin 14 is fixedly connected with a handle 15, and the position of the slider plate 16 is fixed by the fixing bolt 13, so that the connection between the devices is stable, and the handle 15 is convenient for pulling the position of the collecting bin 14, so as to show the statistical results of the equipment to students.

[0036] The implementation principle of a mathematical statistics device embodiment of the present application is:

[0037] During the use of the equipment, the user seals the interior of the equipment by using the sealing door 9, thereby ensuring the stability of the interior of the equipment, making it easier to use the equipment for mathematical statistics teaching demonstrations, facilitating students' learning and improving their teaching interest. During use, the rotating plate 20 is used to connect the position of the rectangular plate 19, and then the position of the sealing door 9 is fixed by the connecting screws 18, thereby facilitating the use of the equipment. By removing the connecting screws 18 from the rectangular plate 19, the sealing door 9 can be freely rotated, thereby facilitating the user to remove the internal components, and then it is convenient for students to observe the mathematical statistics structure, allowing students to understand it more intuitively. The position of the rotating plate 20 is carried by the rectangular rotating shaft plate 17, so that the rotating plate 20 drives the rotation of the rectangular plate 19, and the position of the sealing door 9 is conveniently fixed. By using this structure, it is convenient to protect the internal components of the equipment from being stable, and to extend the use time of the equipment. At the same time, by opening the equipment, it is convenient to more intuitively display the statistical results of the equipment to students, which is convenient for learning and use.

[0038] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A mathematical statistics device, comprising a device body (1) and a rectangular rotating shaft plate (17), characterized in that: A glass plate (7) is fixedly connected to the side of the device body (1), a rotating plate (20) is rotatably connected inside the rectangular rotating shaft plate (17), a rectangular plate (19) is fixedly connected to the side of the rotating plate (20), a connecting screw (18) is threadedly connected to the side of the rectangular plate (19), a sealing door (9) is provided on the side of the device body (1), a threaded hole is provided on the sealing door (9), and the other end of the connecting screw (18) passes through the surface of the rectangular plate (19) and is inserted into the threaded hole.

2. A mathematical statistics device as claimed in claim 1, characterized in that: The upper end of the equipment body (1) is fixedly connected to a storage bin (2), the upper end of the storage bin (2) is fixedly connected to a feed port (3), and the upper end of the feed port (3) is provided with a sealing cover (4).

3. A mathematical statistics device as claimed in claim 1, characterized in that: The side surface of the device body (1) is located adjacent to a rectangular rotating shaft plate (17) and is fixedly connected to a plurality of rotating shaft plates (8); a connecting rotating shaft (6) is rotatably connected to the middle position of the adjacent rotating shaft plates (8); the upper end of the rotating shaft plate (8) is threadedly connected to a limiting screw (5); the bottom end of the limiting screw (5) passes through the rotating shaft plate (8) and abuts against the connecting rotating shaft (6).

4. A mathematical statistics device as claimed in claim 3, characterized in that: A sealing door (9) is fixedly connected to the side of the connecting shaft (6), and a glass plate (7) is arranged inside the sealing door (9).

5. A mathematical statistics device as claimed in claim 1, characterized in that: A transmitter (10) is arranged inside the device body (1), and a transmitter tube (11) is fixedly connected to the side of the transmitter (10).

6. A mathematical statistics device as claimed in claim 1, characterized in that: A plurality of L-shaped plates (12) are fixedly connected to the inner bottom wall of the device body (1), a slider plate (16) is slidably connected inside the L-shaped plate (12), and a collection bin (14) is fixedly connected at the middle position of adjacent slider plates (16).

7. A mathematical statistics device as claimed in claim 6, characterized in that: The upper end of the L-shaped plate (12) is threadedly connected with a fixing bolt (13), and the fixing bolt (13) passes through the surface of the L-shaped plate (12) and is inserted into a hole provided on the surface of the slider plate (16). The side of the collecting bin (14) is fixedly connected with a handle (15).

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