CN210136626U

CN210136626U - Economic mathematics is with measurement statistics teaching device

Info

Publication number: CN210136626U
Application number: CN201920251868.7U
Authority: CN
Inventors: 叶美丽
Original assignee: Shangluo University
Current assignee: Shangluo University
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-03-10
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a counting and teaching device for economic mathematics, the on-line screen storage device comprises a base, the mounting panel surface under first bottle, second bottle and the third bottle all is provided with transparent post, base internally mounted has the pneumatic cylinder under the transparent post, the inside of transparent post is provided with the piston piece, the mounting panel surface of transparent post both sides all is provided with the scale mark, the fixed plate is installed to one side of first articulated shaft, the surface mounting of fixed plate has the loading board, splint are installed through the second articulated shaft in the surface of fixed plate, the internally mounted of mounting groove has reset spring, reset spring's one end is connected with the bottom of splint. The utility model discloses a set up pneumatic cylinder, first articulated shaft, splint, fixed plate, loading board, second articulated shaft, transparent post and scale mark line structure, solved existing equipment and can't improve teaching efficiency and do not have the problem of supplementary teaching function.

Description

Economic mathematics is with measurement statistics teaching device

Technical Field

The utility model relates to a teaching equipment technical field specifically is an economic mathematics is with measurement statistics teaching device.

Background

Economic mathematics is one kind of high-class mathematics, divide into calculus, linear algebra, probability theory and mathematical statistics, the student should system learning and master mathematics and basic method with applied mathematics, accept the basic training in the aspect of mathematical model, computer software, and in the statistics teaching of economic mathematics, the teacher often needs to explain the theory of data statistics for students, current teaching method is the method of adopting boring digit show, can't show the process that the digit accumulates gradually directly perceivedly, can't arouse student's attention, the utility model particularly relates to a statistics teaching device for economic mathematics.

However, the prior art has the following defects:

1. the existing teaching devices are used for teaching in a single blackboard writing mode, are boring and tasteless, and cannot improve the teaching efficiency;

2. the existing teaching device can not assist teaching, can not bring great convenience to teachers, and does not have higher practicability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an economic mathematics is with measurement statistics teaching device has solved the problem that current equipment can't improve teaching efficiency and do not have the supplementary teaching function.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a metering and statistical teaching device for economic mathematics comprises a base, wherein a mounting plate is mounted at the top of the base, a first bottle body, a second bottle body and a third bottle body are mounted at the top of the mounting plate, transparent columns are arranged on the surfaces of the mounting plate under the first bottle body, the second bottle body and the third bottle body, a hydraulic cylinder is mounted in the base under the transparent columns, a piston block is arranged in the transparent columns, the output end of the hydraulic cylinder is connected with the piston block through a piston rod, scale marks are arranged on the surfaces of the mounting plate on two sides of each transparent column, a first articulated shaft is mounted on one side of the mounting plate through a connecting rod, a fixing plate is mounted on one side of the first articulated shaft, a bearing plate is mounted on the surface of the fixing plate, a clamping plate is mounted on the surface of the fixing plate through a second articulated shaft, the internally mounted of mounting groove has reset spring, reset spring's one end is connected with the bottom of splint.

Preferably, the safety cover is installed at the outside mounting panel top of first bottle, second bottle and third bottle, the walking wheel is installed to the bottom of base.

Preferably, an installation shell is installed to one side of installation board, the internally mounted of installation shell has the battery, the surface mounting of installation shell has the PLC controller.

Preferably, splint are installed through second articulated shaft symmetry on the top on fixed plate surface, the fixed plate surface under the splint is provided with the mounting groove, the loading board is installed to the tail end on fixed plate surface.

Preferably, the one end of transparent post is connected with the bottom of first bottle, second bottle, third bottle respectively, fixed plate and installation casing all set up the homonymy at the mounting panel, and the installation casing sets up mounting panel one side under the fixed plate.

Preferably, the output end of the storage battery is connected with the input ends of the hydraulic cylinder and the PLC, and the output end of the PLC is connected with the input end of the hydraulic cylinder.

(III) advantageous effects

The utility model provides a counting and statistics teaching device for economic mathematics possesses following beneficial effect:

(1) the utility model is provided with the first bottle body, the second bottle body, the third bottle body, the transparent column, the hydraulic cylinder and the scale mark, thereby being convenient for loading noctilucent powder with different colors through the first bottle body, the second bottle body and the third bottle body, further being convenient for the noctilucent powder to bring excellent visual effect to students through different colors, improving novelty, further being convenient for teachers to control the opening and closing of different hydraulic cylinders through the PLC controller according to actual needs, further leading the output end of the hydraulic cylinder to pull the piston block through the piston rod, further leading the materials in the first bottle body, the second bottle body and the third bottle body to flow into the transparent column, and displaying the numerical value through the scale mark, when reaching the required numerical value, closing the hydraulic cylinder, being convenient for the students to check, bringing excellent visual effect to the students through different colors, improving the interest of the students to study, thereby be convenient for improve the efficiency of teaching, and this device simple structure has higher novelty.

(2) The utility model discloses a set up first articulated shaft, the second articulated shaft, splint, the fixed plate, the loading board, and then can the person of facilitating the use place books on the loading board, carry out perpendicular upset fixed plate through first articulated shaft, and then be convenient for adjust fixed plate and horizontal direction's contained angle, and then be convenient for place books and the person of facilitating the use looks over books through the fixed plate, can be convenient for simultaneously overturn splint through first articulated shaft, make splint carry out angle regulation through the upset, and then be convenient for spread out books on the fixed plate, it is fixed to carry out the centre gripping to the both sides of books to make reset spring stimulate splint, avoid books to take place to remove, and then be convenient for bring the convenient to that increases for the user, thereby improve the practicality of this device.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

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

fig. 3 is a side view of the fixing plate of fig. 1 according to the present invention.

The reference numbers in the figures are: 1. a base; 2. a traveling wheel; 3. a hydraulic cylinder; 4. mounting a plate; 5. a piston rod; 6. a first bottle body; 7. a second bottle body; 8. a third bottle body; 9. a first hinge shaft; 10. a splint; 11. a fixing plate; 12. a storage battery; 13. installing a shell; 14. a protective cover; 15. a PLC controller; 16. a carrier plate; 17. a connecting rod; 18. a piston block; 19. a second hinge shaft; 20. mounting grooves; 21. a return spring; 22. a transparent column; 23. scale lines are marked.

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 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.

Referring to fig. 1-3, the present invention provides an embodiment: a metering and statistical teaching device for economic mathematics comprises a base 1, wherein a traveling wheel 2 is installed at the bottom of the base 1, the device can be conveniently provided with mobility through the traveling wheel 2 and can be conveniently moved, a mounting plate 4 is installed at the top of the base 1, a mounting shell 13 is installed on one side of the mounting plate 4, a storage battery 12 is installed inside the mounting shell 13, the storage battery 12 can conveniently supply power for the device, a PLC (programmable logic controller) 15 is installed on the surface of the mounting shell 13, the PLC 15 is S7-400 in type, a first bottle body 6, a second bottle body 7 and a third bottle body 8 are installed at the top of the mounting plate 4, noctilucent powder with different colors can be conveniently loaded through the first bottle body 6, the second bottle body 7 and the third bottle body 8, a protective cover 14 is installed at the top of the mounting plate 4 outside the first bottle body 6, the second bottle body 7 and the third, the protective treatment of the first bottle body 6, the second bottle body 7 and the third bottle body 8 can be conveniently realized through the protective cover 14, the surfaces of the mounting plates 4 under the first bottle body 6, the second bottle body 7 and the third bottle body 8 are all provided with the transparent columns 22, one ends of the transparent columns 22 are respectively connected with the bottoms of the first bottle body 6, the second bottle body 7 and the third bottle body 8, the base 1 under the transparent columns 22 is internally provided with the hydraulic cylinder 3, the hydraulic cylinder 3 is W70L-1 in model, the transparent columns 22 are internally provided with the piston blocks 18, the output end of the hydraulic cylinder 3 is connected with the piston blocks 18 through the piston rods 5, the piston blocks 18 can be conveniently pulled by the output end of the hydraulic cylinder 3 through the piston rods 5, so that the piston blocks 18 can be lifted and can be pushed to push materials in the transparent columns 22, the lifting of the materials in the transparent columns 22 can be conveniently driven, the surfaces of the mounting plates 4 at two sides of the transparent columns 22 are, can be convenient for realizing numerical value display through a scale mark 23 and is convenient for carrying out measurement statistics teaching, a first articulated shaft 9 is arranged on one side of a mounting plate 4 through a connecting rod 17, a fixing plate 11 is arranged on one side of the first articulated shaft 9 and can be convenient for adjusting the fixing plate 11 through the first articulated shaft 9, the fixing plate 11 can be convenient for realizing vertical overturning, and further the vertical angle of the fixing plate 11 can be convenient for adjusting books, the fixing plate 11 and a mounting shell 13 are both arranged on the same side of the mounting plate 4, the mounting shell 13 is arranged on one side of the mounting plate 4 right below the fixing plate 11, a bearing plate 16 is arranged on the surface of the fixing plate 11, a bearing plate 16 is arranged at the tail end of the surface of the fixing plate 11, a clamping plate 10 is arranged on the surface of the fixing plate 11 through a second articulated shaft 19, the, the 11 surfaces of fixed plate under splint 10 are provided with mounting groove 20, the internally mounted of mounting groove 20 has reset spring 21, reset spring 21's one end is connected with splint 10's bottom, splint 10 can be adjusted through second articulated shaft 19 to be convenient for, make splint 10 realize perpendicular upset, the reset spring 21 that can be convenient for simultaneously stimulates splint 10 according to the characteristic of self, and then the person of facilitating the use places the both sides of books respectively in splint 10's bottom, and then conveniently carry out the centre gripping fixed, battery 12's output and pneumatic cylinder 3, PLC controller 15's input is connected, PLC controller 15's output is connected with pneumatic cylinder 3's input.

When in use, a user moves the device to a proper position through the travelling wheels 2, then places books on the bearing plate 16 on the surface of the fixed plate 11, vertically rotates the fixed plate 11 through the first articulated shaft 9, vertically adjusts the angle of the fixed plate 11, pulls the clamping plate 10 through the second articulated shaft 19, vertically adjusts the angle of the clamping plate 10, places two sides of the books at the bottom of the clamping plate 10 respectively, further pulls the clamping plate 10 through the reset spring 21 according to the characteristics of the reset spring, enables the clamping plate 10 to clamp and fix the books, simultaneously enables the storage battery 12 to supply power for the device, further facilitates the user to control the device through the PLC 15, controls the opening and closing of the hydraulic cylinder 3 according to actual requirements, and further enables the output end of the hydraulic cylinder 3 to push the piston block 18 through the piston rod 5, the materials in the first bottle body 6, the second bottle body 7 and the third bottle body 8 flow into the transparent column 22, and the corresponding heights are displayed through the scale marks 23, so that the metering display is realized, and the metering statistics is convenient.

To sum up can, the utility model discloses a set up pneumatic cylinder 3, first articulated shaft 9, splint 10, fixed plate 11, loading board 16, second articulated shaft 19, transparent post 22 and scale mark 23 structure, solved the unable problem that improves teaching efficiency and do not have the supplementary teaching function of existing equipment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an economic mathematics is with measurement statistics teaching device, includes base (1), its characterized in that: the improved multifunctional medical bottle comprises a base, and is characterized in that a mounting plate (4) is installed at the top of the base (1), a first bottle body (6), a second bottle body (7) and a third bottle body (8) are installed at the top of the mounting plate (4), transparent columns (22) are arranged on the surfaces of the mounting plate (4) under the first bottle body (6), the second bottle body (7) and the third bottle body (8), hydraulic cylinders (3) are installed inside the base (1) under the transparent columns (22), piston blocks (18) are arranged inside the transparent columns (22), the output ends of the hydraulic cylinders (3) are connected with the piston blocks (18) through piston rods (5), scale marks (23) are arranged on the surfaces of the mounting plates (4) on two sides of the transparent columns (22), a first hinge shaft (9) is installed on one side of the mounting plate (4) through a connecting rod (17), and a fixing plate (11) is installed on one side of the first hinge shaft, the surface mounting of fixed plate (11) has loading board (16), splint (10) are installed through second articulated shaft (19) on the surface of fixed plate (11), the surface of fixed plate (11) is provided with mounting groove (20), the internally mounted of mounting groove (20) has reset spring (21), the one end of reset spring (21) is connected with the bottom of splint (10).

2. The economic mathematics counting and statistics teaching device according to claim 1, characterized in that: protective cover (14) are installed at outside mounting panel (4) top of first bottle (6), second bottle (7) and third bottle (8), walking wheel (2) are installed to the bottom of base (1).

3. The economic mathematics counting and statistics teaching device according to claim 1, characterized in that: installation casing (13) are installed to one side of installation board (4), the internally mounted of installation casing (13) has battery (12), the surface mounting of installation casing (13) has PLC controller (15).

4. The economic mathematics counting and statistics teaching device according to claim 1, characterized in that: splint (10) are installed through second articulated shaft (19) symmetry on the top on fixed plate (11) surface, fixed plate (11) surface under splint (10) is provided with mounting groove (20), loading board (16) are installed to the tail end on fixed plate (11) surface.

5. The economic mathematics counting and statistics teaching device according to claim 1, characterized in that: one end of the transparent column (22) is connected with the bottoms of the first bottle body (6), the second bottle body (7) and the third bottle body (8) respectively, the fixing plate (11) and the mounting shell (13) are arranged on the same side of the mounting plate (4), and the mounting shell (13) is arranged on one side of the mounting plate (4) under the fixing plate (11).

6. The economic mathematics counting and statistics teaching device according to claim 3, characterized in that: the output end of the storage battery (12) is connected with the input ends of the hydraulic cylinder (3) and the PLC (15), and the output end of the PLC (15) is connected with the input end of the hydraulic cylinder (3).