CN213877176U

CN213877176U - Display device for solving problems by applying mathematics

Info

Publication number: CN213877176U
Application number: CN202120086718.2U
Authority: CN
Inventors: 孙洁
Original assignee: Xian International University
Current assignee: Xian International University
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-08-03
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a display device for solving problems in applied mathematics, which comprises a base, a mounting plate is arranged on the base, a support column is arranged on the installation plate, a display plate is rotatably installed between the support columns, and two sides of the display plate are arranged There is a rotating shaft, a supporting column on one side is provided with a rotating hole, the end of the rotating shaft passing through the rotating hole is equipped with a driven gear, one side of the supporting column is equipped with a motor, and the rotor shaft of the motor is connected with a main gear, the main gear The driven gear is meshed and connected. There are sliders installed on both sides of the display board. The installation plate has a movable port. The end of the slider that passes through the movable port is equipped with a limit sleeve. The motor is started through the control switch, and the motor drives the main gear. Mesh the driven gear, so that the rotating shaft rotates in the rotating hole and the rotating groove respectively, and drives the slider to slide in the movable port to complete the display angle adjustment of the display board, which can display students in different positions and improve the display effect of the display device. .

Description

Display device for solving problems by applying mathematics

Technical Field

The utility model belongs to the technical field of teaching equipment, concretely relates to display device for applied mathematics problem solving.

Background

Mathematics is a subject of studying concepts such as quantity, structure, variation, space, and information, and belongs to a form science from a certain point of view. Mathematicians and philosophies have a range of views on the exact scope and definition of mathematics. The disciplines of formulating relationships via language, through the use of abstraction and logical reasoning, arise from counting, computing, measuring, and observing the shape and movement of objects. Mathematicians extend these concepts to formulate new hypotheses and to establish closely derived theorems from appropriately chosen axioms and definitions. The mathematics questions include: oral calculation, blank filling, judgment, summary, proof, calculation, and picture viewing.

Show device for mathematics problem's use is the show mathematics problem, in daily application mathematics classroom teaching, the teacher can use the blackboard to the student demonstration problem solving process, but the blackboard can't remove, lead to some students to shelter from the problem solving process on can not seeing the blackboard clearly because of position or other classmates, consequently, need use display device to explain, but current display device can remove, but stability when fixed is not enough, write the in-process and can produce and rock, the influence is write, and the display device angle can not be adjusted, can not show the student of different positions, the bandwagon effect is not good enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an use display device for mathematics problem solving to there is the problem that the show angle can not be adjusted among the solution prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an use mathematics display device for solving problems, includes the base, the base facial make-up is equipped with the mounting panel, the mounting panel facial make-up is equipped with the support column, rotate between the support column and installed the show board, the pivot has been installed to the both sides of show board, is equipped with on the support column of one side and changes the hole, the one end that the hole was worn out to change in the pivot has been installed driven gear, the motor has been installed to one side of support column, the rotor shaft of motor is connected with the master gear, driven gear is connected in master gear meshing, the slider has still been installed to the both sides of show board, be equipped with the expansion gap on the mounting panel, the stop collar has been installed to the one end that the expansion gap was worn out to the slider.

Preferably, the support column is provided with a control switch, the support column on the other side is provided with a rotating groove, and the rotating shaft is inserted into the rotating groove.

Preferably, the movable opening is of an arc opening structure.

Preferably, be equipped with the movable groove on the base, the electronic hydraulic push rod has been installed to the one end in movable groove, electronic hydraulic push rod's flexible end is connected with the backup pad, the both sides of backup pad are equipped with the sliding block, the both sides in movable groove are equipped with the spout, sliding block sliding connection spout, the universal wheel has been installed to the lower surface of backup pad.

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

the utility model provides an use display device for mathematics problem solving, through control switch starter motor, the motor drives master gear meshing driven gear for the pivot is respectively in changeing the hole and changeing the inslot internal rotation, drives the slider and slides in the expansion joint, accomplishes the show angle modulation of show board, can demonstrate the student of different positions, has promoted display device's bandwagon effect.

The utility model provides an use display device for mathematics problem solving moves display device to the show position back through promoting the universal wheel, through control switch start-up electronic hydraulic rod, electronic hydraulic rod upwards stimulates the backup pad, drives the sliding block and slides in the spout, draws the big movable chute that rises with the universal wheel for the lower surface of base supports ground, thereby the display device that makes is fixed to be put more stably, avoids writing the in-process and produces and rock, and the influence is write.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a cutaway schematic view of FIG. 1;

fig. 3 is a right-side view of fig. 1.

In the figure: the device comprises a base 1, a mounting plate 2, a support column 3, a display plate 4, a rotating shaft 5, a rotating hole 6, a driven gear 7, a motor 8, a main gear 9, a sliding block 10, a movable opening 11, a limiting sleeve 12, a control switch 13, a rotating groove 14, a movable groove 15, an electric hydraulic push rod 16, a support plate 17, a sliding block 18, a sliding groove 19 and a universal wheel 20.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, 2 and 3, a demonstration device for solving problems of mathematics comprises a base 1, a mounting plate 2 is welded on the base 1, supporting columns 3 are welded on the mounting plate 2, a demonstration board 4 is rotatably arranged between the supporting columns 3, rotating shafts 5 are welded on the left side and the right side of the demonstration board 4, rotating holes 6 are arranged on the supporting columns 3 on the right side, a driven gear 7 is welded on one end of each rotating shaft 5, which penetrates through the corresponding rotating hole 6, the rotating shaft 5 is a fusion-cast integrated piece of the driven gear 7, the number of teeth of the driven gear 7 is 23, a motor 8 is welded on the right side of each supporting column 3, the model number of the motor 8 is YE2-112M-4, the rotating speed of the motor 8 is 3 circles per minute, the input end of the motor 8 is connected with the control end of a control switch 13 through an electric wire, a main gear 9 is welded on the rotor shaft of the motor 8, the number of teeth of the main gear 9 is 35, the main gear 9 is meshed with the driven gear 7, slider 10 has still been welded to the left and right sides of show board 4, is equipped with movable mouthful 11 on the mounting panel 2, and movable mouthful 11 is the arc mouth structure, and slider 10 wears out the one end welding of movable mouthful 11 and has stop collar 12, and the welding has control switch 13 on the support column 3, and control switch 13's model is RC06, and control switch 13's input passes through the connection of electric lines power, is equipped with the rotary groove 14 on the left support column 3, and pivot 5 rotates and inserts in the rotary groove 14.

Referring to fig. 1, 2 and 3, a movable groove 15 is formed in a base 1, the movable groove 15 is of a U-shaped groove structure, an electric hydraulic push rod 16 is welded at the top end of the movable groove 15, the electric hydraulic push rod 16 is of a QDA60 type, the input end of the electric hydraulic push rod 16 is connected with the control end of a control switch 13 through a wire, a support plate 17 is welded at the telescopic end of the electric hydraulic push rod 16, sliding blocks 18 are arranged on the left side and the right side of the support plate 17, sliding grooves 19 are arranged on the left side and the right side of the movable groove 15, the sliding blocks 18 are slidably connected with the sliding grooves 19, universal wheels 20 are welded on the lower surface of the support plate 17, the universal wheels 20 are of J05S-222 type, and the number is 4.

The motor 8 is started through the control switch 13, the motor 8 drives the main gear 9 to be meshed with the driven gear 7, the rotating shaft 5 rotates in the rotating hole 6 and the rotating groove 14 respectively, the sliding block 10 is driven to slide in the movable opening 11, the display angle adjustment of the display board 4 is completed, students in different positions can be displayed, and the display effect of the display device is improved. After moving the display device to the display position through promoting the universal wheel 20, starting the electric hydraulic push rod 16 through the control switch 13, the electric hydraulic push rod 16 upwards stimulates the support plate 17, drives the sliding block 18 to slide in the sliding groove 19, and pulls up the universal wheel 20 in the big movable slot 15 for the lower surface of the base 1 supports ground, thereby the display device that makes is fixed to be put more stably, avoids writing the in-process and produces and rock, and the influence is written.

Claims

1. A display device for solving problems in applied mathematics, comprising a base (1), characterized in that: a mounting plate (2) is provided on the base (1), and a support column (2) is provided on the mounting plate (2). 3), a display board (4) is rotatably installed between the support columns (3), the two sides of the display board (4) are equipped with rotating shafts (5), and the support column (3) on one side is provided with a rotating shaft (5). There is a rotating hole (6), one end of the rotating shaft (5) passing through the rotating hole (6) is equipped with a driven gear (7), and one side of the supporting column (3) is equipped with a motor (8), The rotor shaft of the motor (8) is connected with the main gear (9), the main gear (9) is meshed with the driven gear (7), and the two sides of the display board (4) are also provided with sliders ( 10), a movable port (11) is provided on the mounting plate (2), and a limit sleeve (12) is installed at one end of the slider (10) passing through the movable port (11).

2. A display device for solving applied mathematics problems according to claim 1, characterized in that: a control switch (13) is provided on the support column (3), and a support column (3) on the other side is provided with a control switch (13). There is a turning slot (14), and the rotating shaft (5) is inserted into the turning slot (14).

3 . The display device for solving applied mathematics problems according to claim 1 , wherein the movable port ( 11 ) has an arc-shaped port structure. 4 .

4. A display device for solving applied mathematics problems according to claim 1, characterized in that: said base (1) is provided with a movable groove (15), and one end of said movable groove (15) is provided with An electro-hydraulic push rod (16), the telescopic end of the electro-hydraulic push rod (16) is connected with a support plate (17), the two sides of the support plate (17) are provided with sliding blocks (18), the movable groove Two sides of (15) are provided with chute (19), the sliding block (18) is slidably connected to the chute (19), and the lower surface of the support plate (17) is provided with a universal wheel (20).