CN213167515U

CN213167515U - Mathematics teaching drawing auxiliary device

Info

Publication number: CN213167515U
Application number: CN202020663389.9U
Authority: CN
Inventors: 陈利艳; 史瑞霞
Original assignee: Anyang Preschool Education College
Current assignee: Anyang Preschool Education College
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-05-11
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a stringing fixing device technical field's a mathematical education auxiliary device that draws, comprising a base plate, the top of bottom plate is provided with the bearing frame, and the bearing frame top is provided with electric lift rod, the electric lift rod top is provided with the connecting block, the connecting block top is provided with arc bracing piece, it is connected with U type connecting block to rotate on the arc bracing piece top, U type connecting block left side fixedly connected with drawing board, the positive bottom fixedly connected with L backup pad of drawing board, arc bracing piece's inboard is provided with spacing pipe, the inside that arc bracing piece one side was kept away from to spacing pipe is provided with the regulation band, and the end and the drawing board fixed connection of regulation band, the bottom of bottom plate evenly is provided with a plurality of universal wheels, and this equipment structure is simple, the operation and use of being convenient for.

Description

Mathematics teaching drawing auxiliary device

Technical Field

The utility model relates to a teaching aid technical field specifically is a mathematics teaching drawing auxiliary device.

Background

Mathematics is one of the indispensable subjects of the students of the present generation, the demand of mathematical education is great, the demand of mathematical education equipment is increased continuously, take the drawing device for teaching assistance as an example, the drawing device for teaching assistance sold on the market at present is various, but the shortcoming of big and small exists, the existing multifunctional mathematical drawing auxiliary device is found in use, the drawing angle is not convenient to adjust, a plurality of inconveniences exist in the drawing process, and the use convenience is poor; the height of the drawing board is inconvenient to adjust according to a plotter, and the use limitation is high; after drawing finishes, difficult reciprocal swing that carries on the show, it is lower to use the reliability, is difficult to bring great facility for the mathematics teacher, promotes the development of mathematical education trade, therefore we propose a mathematics teaching drawing auxiliary device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The patent introduces a drawing auxiliary device for mathematical teaching, which solves the problems that the prior art is inconvenient to adjust the drawing angle, has various inconveniences in the drawing process and is poor in use convenience; the height of the drawing board is inconvenient to adjust according to a plotter, and the use limitation is high; after drawing, the display is difficult to carry out, the use reliability is low, great convenience is difficult to bring to mathematics teachers, and the development of the mathematics teaching industry is promoted.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mathematics teaching drawing auxiliary device, includes the bottom plate, the top of bottom plate is provided with the bearing frame, and the bearing frame top is provided with electric lift pole, the electric lift pole top is provided with the connecting block, the connecting block top is provided with the arc bracing piece, it is connected with U type connecting block to rotate on the arc bracing piece top, U type connecting block left side fixedly connected with drawing board, the positive bottom fixedly connected with L backup pad of drawing board, the inboard of arc bracing piece is provided with spacing pipe, the inside that arc bracing piece one side was kept away from to spacing pipe is provided with the regulation band, and the end and the drawing board fixed connection of regulation band, the bottom of bottom plate evenly is provided with a plurality of universal wheels.

Preferably, the drawing board includes drawing regional board, be equipped with the drawing circle subassembly on the drawing regional board, the drawing circle subassembly includes the sucking disc, the top fixedly connected with pivot pole of sucking disc, the top of pivot pole is equipped with the handle ring, the chi pole has been cup jointed on the pivot pole, the junction of chi pole and pivot pole is equipped with the bearing, all be equipped with a plurality of solid pen containers on the chi pole, it is a plurality of the through-hole has all been seted up to the junction of solid pen container and chi pole, drawing regional board right side is equipped with the blackboard eraser groove and four magnet irons.

Preferably, both ends of U type connecting block and the top of arc bracing piece all are equipped with the screw hole, and the arc bracing piece rotates with U type connecting block through the pivot to be connected, the both ends of pivot all are provided with the bolt.

Preferably, the chi pole is the stainless steel pole, drawing board surface is carved with X, Y axis and grid pattern, the inside magnet that sets up of drawing board, all be equipped with the scale on chi pole and the drawing area board.

Preferably, the inner wall of the pen fixing barrel is provided with an anti-slip sleeve, and the anti-slip sleeve is a sponge anti-slip sleeve.

Preferably, the universal wheels are four and arranged in a linear mode.

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

this mathematical education drawing auxiliary device through drawing the circle subassembly, can draw the circle on the drawing board, rotates through arc bracing piece U type connecting block and connects, can adjust drawing angle from top to bottom, through automatic rising pole, can adjust the height of drawing board with the height of drawing person, rotate through being equipped with the big bearing between bearing frame and the bottom plate and be connected, can make the drawing board rotate by three hundred sixties degrees, make the better content on the drawing board of watching of the student of classroom both sides.

Drawings

FIG. 1 is a schematic view of the main structure of the auxiliary device for mathematical education and drawing of the present invention;

FIG. 2 is a schematic diagram of the structure of the drawing board of the present invention;

FIG. 3 is a schematic view of the three-dimensional exploded structure of the circle drawing assembly of the present invention;

fig. 4 is a schematic view of the pen fixing barrel of the present invention.

In the figure: 1. a base plate; 11. drawing boards; 111. a drawing area board; 112. a board erasing slot; 113. a magnet; 12. an L-shaped support plate; 13. a circle drawing component; 14. a suction cup; 15. a spindle rod; 16. a bearing; 17. a bracelet; 18. a ruler rod; 19. fixing the pen container; 191. an anti-slip sleeve; 2. a bearing seat; 3. an electric lifting rod; 4. connecting blocks; 5. an arc-shaped support rod; 6. a U-shaped connecting block; 7. a limiting pipe; 71. an adjustment belt; 8. a universal wheel.

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. 1-4, the present invention provides a drawing auxiliary device for mathematical education: comprises a bottom plate 1, a bearing seat 2 is arranged at the top end of the bottom plate 1, an electric lifting rod 3 is arranged at the top end of the bearing seat 2, the bearing seat 2 is rotatably connected with the electric lifting rod 3, the electric lifting rod 3 can be rotated by three hundred sixty degrees, a connecting block 4 is arranged at the top end of the electric lifting rod 3, an arc-shaped supporting rod 5 is arranged at the top end of the connecting block 4, a U-shaped connecting block 6 is rotatably connected with the top end of the arc-shaped supporting rod 5, a drawing board 11 is fixedly connected at the left side of the U-shaped connecting block 6, an L supporting plate 12 is fixedly connected with the front bottom end of the drawing board 11, a limiting pipe 7 is arranged at the inner side of the arc-shaped supporting rod 5, an adjusting belt 71 is arranged in the limiting pipe 7 at the side far away from the arc-shaped supporting rod 5, the tail end, the universal wheels 8 are rotated by pushing the base plate 1, thereby moving the device.

Referring to fig. 2, the drawing board 11 includes a drawing area board 111, a circle drawing assembly 13 is disposed on the drawing area board 111, the circle drawing assembly 13 includes a suction cup 14, a rotation shaft rod 15 is fixedly connected to a top end of the suction cup 14, a handle ring 17 and a rotation shaft are disposed on a top end of the rotation shaft rod 15The rod 15 is sleeved with a ruler rod 18, a bearing 16 is arranged at the joint of the ruler rod 18 and the rotating shaft rod 15, a plurality of pen fixing containers 19 are uniformly arranged on the ruler rod 18, through holes are formed at the joints of the pen fixing containers 19 and the ruler rod 18, a blackboard eraser groove 112 and four magnets 113 are arranged on the right side of the drawing area board 111, firstly, a sucker 14 is fixed at the position of the circle center, then, chalk is fixed on the pen fixing containers 19 and is aligned with the radius length of the drawn circle, one hand grasps a hand ring 17, the other hand rotates the ruler rod 18 to draw the circle, an anti-slip sleeve 191 is arranged on the inner wall of each pen fixing container 19, the anti-slip sleeve 191 is made of sponge materials, the anti-slip sleeve 191 can prevent chalk dust from falling into the pen fixing containers 19 and plays a role in chalk reinforcing the chalk, the sucker 14 has transparency and flexibility, the ruler rod 18 is made of stainless steel, the stainless steel is short of acid-resistant stainless steel, weak corrosion media such as air, steam, water and the like or, will resist chemistryCorrosive medium(chemical etching with acids, alkalis, salts, etc.) corroded steel grades are known asAcid-resistant steel The ruler 18 is provided with scales, so that the sucker 14 is convenient to be fixed at the circle center position on the drawing area plate 111, the sucker 14 is convenient to adjust the angle between the ruler 18 and the drawing area plate 111, the ruler 18 can be used for a long time without being replaced randomly, the ruler 18 can be used for drawing a straight line, and the test paper data and the like can be fixed through the magnet 113.

Referring to fig. 1, both ends of the U-shaped connecting block 6 and the top end of the arc-shaped supporting rod 5 are provided with threaded holes, the arc-shaped supporting rod 5 is rotatably connected with the U-shaped connecting block 6 through a rotating shaft, both ends of the rotating shaft are provided with bolts, and the upper and lower turning angles of the drawing board 11 can be adjusted through the limiting pipe 7 and the adjusting belt 71, so that a painter can find a comfortable angle to draw.

Referring to fig. 2, the ruler rod 18 is a stainless steel rod, the drawing board 11 is engraved with X, Y axes and grid patterns on the surface, the inside of the drawing board (11) is provided with magnets, the ruler rod 18 and the drawing area board 111 are both provided with scales, the steel is stainless acid-resistant steel, the steel is called stainless steel, the steel is a weak corrosion medium such as air, steam, water and the like or stainless steel, and the chemical-resistant steel is called stainless steelCorrosive medium(chemical etching with acids, alkalis, salts, etc.) corroded steel grades are known asAcid-resistant steel The suction cup 14 not only facilitates fixing the circle on the drawing area board 111The position of the core and the suction cup 14 facilitate the adjustment of the angle between the ruler rod 18 and the drawing area plate 111, the ruler rod 18 can be used for a long time without being replaced randomly, and the ruler rod 18 can also be used for drawing a straight line.

Referring to fig. 4, the anti-slip sleeve 191 is arranged on the inner wall of the pen fixing barrel 19, and the anti-slip sleeve 191 is a sponge anti-slip sleeve, so that the chalk dust falling into the pen fixing barrel 19 can be prevented, and the chalk can be reinforced.

Referring to fig. 1, four casters 8 are linearly arranged, the casters 8 are so-called movable casters, and the casters are generally called movable casters and include movable casters and fixed casters, and the fixed casters have no rotating structure, cannot rotate horizontally but rotate vertically, and can enable a mobile device with less labor to reach a designated position.

The working principle is as follows: when in use, the four universal wheels 8 are arranged at the bottom end of the bottom plate 1, so that the mathematical education drawing auxiliary device can be conveniently pushed to reach a designated position, the height of the drawing board 11 can be adjusted through the electric lifting rod 3 arranged on the bottom plate 1, so that a painter can reach a comfortable drawing height, the bottom of the electric lifting rod 3 is fixedly connected with the bearing seat 2, the bearing seat 2 is rotatably connected with the bottom plate 1 through a large bearing, so that the drawing board 11 can rotate by three hundred and sixty degrees, so that students at two sides of a classroom can better watch the contents on the drawing board 11, both ends of the U-shaped connecting block 6 and the top end of the arc-shaped supporting rod 5 are provided with threaded holes, the arc-shaped supporting rod 5 is rotatably connected with the U-shaped connecting block 6 through a rotating shaft, both ends of the rotating shaft are provided with bolts, the vertical drawing overturning angle of the drawing board 11 can be adjusted through the limiting pipe 7 and the adjusting belt 71, because the drawing board 11 is engraved with X, Y axes and grid patterns on the surface, the inside material is magnet, the drawing area board 111 is provided with scales, which can be well matched with the user to carry out drawing operation, the magnet stone 113 can be adsorbed on the drawing board 11 to help teaching to fix test paper materials, etc., the eraser can be placed in the eraser groove 112, so that the eraser is not easy to lose, the L support board 12 is fixedly connected with the bottom end of the front side of the drawing board 11, can place chalk, intensively process unusable chalk ends, and avoid polluting the environment, the drawing area board 111 is provided with the circle drawing component 13, the circle drawing component 13 comprises a suction cup 14, the top end of the suction cup 14 is fixedly connected with a rotating shaft rod 15, the top end of the rotating shaft rod 15 is provided with a handle ring 17, the rotating shaft rod 15 is sleeved with a ruler rod 18, the joint of the ruler rod 18 and the rotating shaft rod 15 is provided with a bearing 16, the ruler rod 18 is provided with, firstly fixing the sucking disc 14 at the circle center position, then fixing the chalk on the pen fixing barrel 19, aligning with the radius length of the drawn circle, grasping the handle ring 17 by one hand, rotating the ruler rod 18 by the other hand, drawing the circle, because the anti-slip sleeve 191 is arranged on the inner wall of the pen fixing barrel 19, the anti-slip sleeve 191 is made of sponge material, the effect of reinforcing the chalk while preventing the chalk dust falling into the pen fixing barrel 19 can be achieved, because the sucking disc 14 has transparency and flexibility, the ruler rod 18 is made of stainless steel, and the ruler rod 18 is provided with scales, the sucking disc 14 not only is convenient to be fixed at the circle center position on the drawing area plate 111, but also is convenient for adjusting the angle between the ruler rod 18 and the drawing area plate 111 by the sucking disc 14, the ruler rod 18 can be used for a long time without being changed at will, and the.

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 a mathematics teaching drawing auxiliary device, includes bottom plate (1), its characterized in that: a bearing seat (2) is arranged at the top end of the bottom plate (1), an electric lifting rod (3) is arranged at the top of the bearing seat (2), the top end of the electric lifting rod (3) is provided with a connecting block (4), the top of the connecting block (4) is provided with an arc-shaped supporting rod (5), the top end of the arc-shaped supporting rod (5) is rotationally connected with a U-shaped connecting block (6), a drawing board (11) is fixedly connected on the left side of the U-shaped connecting block (6), an L-shaped supporting plate (12) is fixedly connected at the bottom end of the front side of the drawing board (11), the inner side of the arc-shaped supporting rod (5) is provided with a limiting pipe (7), the inner part of one side of the limiting pipe (7) far away from the arc-shaped supporting rod (5) is provided with an adjusting belt (71), and the tail end of the adjusting belt (71) is fixedly connected with the drawing board (11), and a plurality of universal wheels (8) are uniformly arranged at the bottom end of the bottom plate (1).

2. The mathematical education drawing auxiliary device as claimed in claim 1, wherein: drawing board (11) are including drawing regional board (111), be equipped with drawing circle subassembly (13) on drawing regional board (111), drawing circle subassembly (13) are including sucking disc (14), the top fixedly connected with pivot pole (15) of sucking disc (14), the top of pivot pole (15) is equipped with handle ring (17), chi pole (18) have been cup jointed on pivot pole (15), chi pole (18) are equipped with bearing (16) with the junction of pivot pole (15), evenly be equipped with a plurality of solid pen container (19) on chi pole (18), and are a plurality of the through-hole has all been seted up with the junction of chi pole (18) to solid pen container (19), drawing regional board (111) right side is equipped with eraser groove (112) and four magnet stones (113).

3. The mathematical education drawing auxiliary device as claimed in claim 1, wherein: the both ends of U type connecting block (6) and the top of arc bracing piece (5) all are equipped with the screw hole, and arc bracing piece (5) rotate with U type connecting block (6) through the pivot and are connected, the both ends of pivot all are provided with the bolt.

4. The mathematical education drawing auxiliary device as claimed in claim 2, wherein: the ruler rod (18) is a stainless steel rod, X, Y axes and grid patterns are carved on the surface of the drawing board (11), magnets are arranged inside the drawing board (11), and scales are arranged on the ruler rod (18) and the drawing area board (111).

5. The mathematical education drawing auxiliary device as claimed in claim 2, wherein: the anti-skidding pen fixing sleeve is characterized in that an anti-skidding sleeve (191) is arranged on the inner wall of the pen fixing barrel (19), and the anti-skidding sleeve (191) is a sponge anti-skidding sleeve.

6. The mathematical education drawing auxiliary device as claimed in claim 1, wherein: the universal wheels (8) are four and are arranged in a linear mode.