CN209962505U

CN209962505U - Simulator for probability teaching

Info

Publication number: CN209962505U
Application number: CN201920170459.4U
Authority: CN
Inventors: 郑铭海; 陈卓; 周瑞乾
Original assignee: Xinyang Agriculture and Forestry University
Current assignee: Xinyang Agriculture and Forestry University
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2020-01-17
Anticipated expiration: 2029-01-31

Abstract

The utility model discloses a simulator for probability teaching, including casing and pointer, the bottom of casing is inlayed and is equipped with the power pack, and the inboard of power pack is provided with the battery, the bottom opening part of power pack is rotated through the pivot and is connected with the rotor plate, the top center fixedly connected with pillar of department of casing, the exterior wall of pillar is rotated through the pivot and is connected with the change. The utility model discloses in, this simulator for probability teaching, adopt rotary type subregion structure, this kind of structure convenient to use person's subregion is handled, thereby user's intensity of labour has been reduced, the scale that sets up simultaneously on the simulator, improve regionalization's precision, thereby the quality of probability teaching has been guaranteed, secondly, this simulator for rate teaching, the pointer adopts electrodynamic type toggle structure, the rotation of pointer has both been convenient for to this kind of structure, the direct and pointer contact of user has also been prevented simultaneously, thereby the atress of pointer has been prevented from damaging, thereby convenient to use person's probability teaching uses.

Description

Simulator for probability teaching

Technical Field

The utility model relates to an articles for use technical field of civilian and education especially relates to a simulator is used in probability teaching.

Background

The cultural and educational products refer to stationery, cultural and physical products and other related products, such as products for opening a school ceremony, pens, paper, projectors, whiteboards, bookbinding machines, easels, desks and chairs and the like which are commonly used for teaching. Nowadays, more cultural and educational supplies are understood as teaching supplies and are mainly used in school institutions.

However, the existing simulator for probability teaching is simple in structure, and when the simulator is partitioned, the simulator can only be used for drawing the partitions manually, so that time and labor are wasted when the simulator is used, and the partitioned precision is low, thereby influencing the quality of probability teaching. Secondly, the existing simulator for probability teaching needs manual work to participate in shifting when rotating the pointer, so that the rotating effect of the pointer cannot be guaranteed, and the pointer is easily damaged by stress.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a simulator for probability teaching.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a simulator for probability teaching, includes casing and pointer, the bottom of casing is inlayed and is equipped with the power pack, and the inboard of power pack is provided with the battery, the bottom opening part of power pack rotates through the pivot and is connected with the rotor plate, the fixedly connected with pillar of top center department of casing, the exterior wall of pillar rotates through the pivot and is connected with the change, and the outside fixedly connected with horizontal pole of change, the inner wall top fixedly connected with servo motor of casing, and servo motor's top transmission is connected with the transmission shaft that runs through the change, the top cover that the outer wall top of transmission shaft is located the change is equipped with the fixed block, and the outside fixedly connected with pointer of fixed block, the scale is installed to the up end of casing.

As a further description of the above technical solution:

and a plurality of groups of anti-skid cushion blocks are arranged on the bottom of the shell in an annular array relative to the vertical central line of the shell.

As a further description of the above technical solution:

the front surface center department of casing is provided with control switch, the output of battery and control switch's input electric connection, and control switch's output and servo motor's input electric connection.

As a further description of the above technical solution:

the swivel is provided with the multiunit altogether, and multiunit swivel is vertical equidistance and distributes.

As a further description of the above technical solution:

the horizontal section of the graduated scale is of an annular structure, and the top of the graduated scale is provided with a plurality of groups of graduated bars in an annular array relative to the vertical center line of the graduated scale.

As a further description of the above technical solution:

the inboard fixedly connected with fixture block of revolving the board, the inside of power pack is seted up the draw-in groove that the cooperation fixture block used.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, this simulator is used in probability teaching, adopt rotary type subregion structure, be vertical pivoted multiunit change on the change pipe, and the outside of multiunit change all is provided with the horizontal pole, when needing to carry out the partition processing with the simulator, use according to the teaching of reality, with the multiunit horizontal pole under the comparison that is annular scale, stir and the partition is handled, just accomplished the partition processing of simulator, this kind of structure person of facilitating the use's partition is handled, thereby user's intensity of labour has been reduced, the scale that sets up on the simulator simultaneously, improve the precision of regionalization, thereby the quality of probability teaching has been guaranteed.

2. The utility model discloses in, this simulator is used in rate teaching, the pointer adopts the electrodynamic type to stir the structure, be provided with servo motor in the inside of casing, and servo motor's top transmission is connected with the transmission shaft, and the outside of transmission shaft is fixed with the pointer through the fixed block, when the pointer needs to be stirred, press control switch, servo motor just can drive the epaxial pointer of transmission and rotate, when loosening control switch, the pointer is under inertial effect, can continue to rotate until stopping, the rotation of the pointer of this kind of structure both being convenient for, the direct and pointer contact with the user has also been prevented simultaneously, thereby the atress damage of pointer has been prevented, thereby convenient to use person's probability teaching uses.

Drawings

Fig. 1 is a schematic diagram of a probability teaching simulator according to the present invention;

fig. 2 is a top view of the housing of the present invention;

fig. 3 is a schematic view of the bottom structure of the middle housing of the present invention.

Illustration of the drawings:

1. a housing; 2. an anti-skid cushion block; 3. a control switch; 4. a power supply box; 5. a storage battery; 6. A servo motor; 7. pipe rotation; 8. rotating the ring; 9. a cross bar; 10. a graduated scale; 11. a drive shaft; 12. a fixed block; 13. a pointer; 14. rotating the plate; 15. a card slot; 16. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a simulator for probability teaching comprises a housing 1 and a pointer 13, wherein a power box 4 is embedded at the bottom of the housing 1, a storage battery 5 is arranged at the inner side of the power box 4, the power box 4 is arranged to facilitate the fixing treatment of the storage battery 5, a rotary plate 14 is rotatably connected to the bottom opening of the power box 4 through a rotary shaft, the rotary plate 14 is arranged to facilitate the dismounting and mounting treatment of the storage battery 5, a rotary pipe 7 is fixedly connected to the center of the top of the housing 1, a rotary ring 8 is rotatably connected to the outer wall of the rotary pipe 7 through the rotary shaft, a cross rod 9 is fixedly connected to the outer side of the rotary ring 8, a servo motor 6 is fixedly connected to the top of the inner wall of the housing 1, a transmission shaft 11 penetrating through the rotary pipe 7 is connected to the top of the servo motor 6 in a transmission manner, a fixed block 12 is sleeved on the top end of the, a scale 10 is mounted on the upper end surface of the housing 1.

Further, the bottom of the shell 1 is an annular array with respect to the vertical central line of the shell 1 and is provided with a plurality of groups of anti-skid blocks 2, and the arrangement of the groups of anti-skid blocks 2 facilitates the placement and treatment of the shell 1, thereby improving the placement stability of the shell 1.

Further, the front surface center of the shell 1 is provided with a control switch 3, the output end of the storage battery 5 is electrically connected with the input end of the control switch 3, the output end of the control switch 3 is electrically connected with the input end of the servo motor 6, the control switch 3 is arranged, the servo motor 6 is controlled and processed conveniently, and meanwhile, the storage battery 5 is arranged and used for supplying power to the servo motor 6.

Further, the swivel 8 is provided with the multiunit altogether, and multiunit swivel 8 is vertical equidistance and distributes, and the fixed processing of multiunit horizontal pole 9 is convenient for in the setting of multiunit swivel 8 to the area division of the simulator of being convenient for is handled.

Further, the horizontal cross-section of scale 10 is loop configuration, and the top of scale 10 is cyclic annular array about the vertical central line of scale 10 and is provided with the multiunit scale bar, is loop configuration's scale 10, and the regulation subregion of the horizontal pole 9 of being convenient for is handled, has also promoted the precision that the subregion was adjusted simultaneously, the setting of multiunit scale bar simultaneously, convenient to use person's contrast and watch.

Furthermore, a clamping block 16 is fixedly connected to the inner side of the rotary plate 14, a clamping groove 15 matched with the clamping block 16 for use is formed in the power supply box 4, and the clamping block 16 and the clamping groove 15 are arranged for locking the rotary plate 14, so that the rotary plate 14 can be conveniently fixed.

The working principle is as follows: during the use, use according to user's actual teaching, at first, pass through swivel 8 with multiunit horizontal pole 9, the regulation is handled in the outside of bull stick 7 is rotated, refer to the scale 10 that is the loop configuration again, alright carry out the area division with the simulator and handle, the back is handled in the area division, the user can press control switch 3 on the casing 1, battery 5 just can supply power to servo motor 6 and handle, servo motor 6 just can drive transmission shaft 11 and rotate, thereby drive pointer 13 at transmission shaft 11 top and rotate, when loosening control switch 3, servo motor 6 just can stop work, pointer 13 just can be under inertial effect, directly to stopping behind the rotatory several circles, pointer 13 just can stop at certain subregion, just accomplished the probability teaching of simulator and used.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a simulator for probability teaching, includes casing (1) and pointer (13), its characterized in that, the bottom of casing (1) is inlayed and is equipped with power pack (4), and the inboard of power pack (4) is provided with battery (5), the bottom opening part of power pack (4) is rotated through the pivot and is connected with swivel plate (14), the top center department fixedly connected with rotating pipe (7) of casing (1), the outward appearance wall of rotating pipe (7) is rotated through the pivot and is connected with swivel (8), and the outside fixedly connected with horizontal pole (9) of swivel (8), the inner wall top fixedly connected with servo motor (6) of casing (1), and the top transmission of servo motor (6) is connected with transmission shaft (11) that runs through rotating pipe (7), the outer wall top of transmission shaft (11) is located the top cover of rotating pipe (7) and is equipped with fixed block (12), and the outside fixedly connected with pointer (13) of fixed block (12), scale (10) are installed to the up end of casing (1).

2. A simulator for probability teaching according to claim 1, characterized in that the bottom of the casing (1) is fitted with sets of non-slip blocks (2) in an annular array about the vertical centre line of the casing (1).

3. The simulator for probability teaching according to claim 1, wherein a control switch (3) is disposed at the center of the front surface of the housing (1), the output end of the storage battery (5) is electrically connected with the input end of the control switch (3), and the output end of the control switch (3) is electrically connected with the input end of the servo motor (6).

4. The simulator for probability teaching according to claim 1, wherein the rotary rings (8) are provided with a plurality of sets, and the plurality of sets of rotary rings (8) are vertically and equidistantly distributed.

5. A simulator for probability teaching according to claim 1, wherein the horizontal section of the scale (10) is a ring structure, and the top of the scale (10) is provided with a plurality of sets of scale bars in a ring array with respect to the vertical center line of the scale (10).

6. The simulator for probability teaching according to claim 1, wherein a clamping block (16) is fixedly connected to the inner side of the rotating plate (14), and a clamping groove (15) matched with the clamping block (16) for use is formed in the power supply box (4).