CN210526120U

CN210526120U - A plotter for mathematics

Info

Publication number: CN210526120U
Application number: CN201920828084.6U
Authority: CN
Inventors: 王菲菲; 胡瑞平; 王鸿鹄; 梁婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-05-15
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a plotter for mathematics, the camera includes a supporting plate, the top surface fixed mounting of backup pad has the picture frame of drawing, draw the frame internal fixed mounting of picture frame to have the drawing board, the rear side fixed mounting of backup pad bottom surface has the supporting leg, the front side of backup pad bottom surface articulates there is electric putter, electric putter's bottom is equipped with output push rod, output push rod's bottom articulates there is the backing plate, the bottom surface of backing plate bonds there is the overlap joint bed course, one side fixed mounting who draws the picture frame has the fixed plate. This a plotter for mathematics, the output push rod through electric putter releases or contracts, and the total length that drives electric putter and output push rod can be adjusted, makes electric putter's top and output push rod bottom overturn with backup pad and backing plate respectively to make the backup pad drive the drawing frame and lean forward or hypsokinesis, thereby reached the effect of being convenient for adjust drawing board show angle, thereby it is more convenient to use.

Description

A plotter for mathematics

Technical Field

The utility model relates to a mathematics teaching aid technical field especially relates to a plotter for mathematics.

Background

Mathematics, which is a subject of researching concepts such as quantity, structure, change, space and information, belongs to one of formal science from a certain angle, mathematicians and philosophers have a series of opinions on the exact range and definition of mathematics, and mathematics also plays irreplaceable roles in human historical development and social life and is also an essential basic tool for learning and researching modern scientific technology; and drawing demonstration is often needed in the teaching process of mathematics.

The demonstration of drawing of mathematics on the existing market is mostly through fixed blackboard or blank, not only is difficult to adjust the face of drawing, and is difficult to draw sharp and pitch arc, and the operation of drawing gets up very inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a plotter for mathematics has solved the most blackboard or blank through fixing of the mathematics demonstration of drawing on the existing market, not only is difficult to adjust the face of drawing, and is difficult to draw sharp and cambered surface, and the operation of drawing gets up very inconvenient problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a drawing instrument for mathematics comprises a supporting plate, wherein a drawing frame is fixedly mounted on the top surface of the supporting plate, a drawing board is fixedly mounted in the drawing frame, a supporting leg is fixedly mounted on the rear side of the bottom surface of the supporting plate, an electric push rod is hinged to the front side of the bottom surface of the supporting plate, an output push rod is arranged at the bottom end of the electric push rod, a backing plate is hinged to the bottom end of the output push rod, a lap joint cushion layer is bonded to the bottom surface of the backing plate, a fixed plate is fixedly mounted on one side of the drawing frame, a magnetic suction plate is arranged on one side of the fixed plate, which is far away from the drawing frame, a magnetic suction strip is adsorbed on the surface of the magnetic suction plate, a drawing ruler is fixedly mounted on one side of the magnetic suction strip, scale lines are jet-printed on the surface of the drawing ruler, a strip, the internal thread of the internal thread ring is connected with a thread column, one end of the thread column is fixedly provided with a knob, and the other end of the thread column is fixedly provided with a contact plug.

Preferably, the lapping cushion layer and the contact plug are both made of fluororubber materials.

Preferably, the number of the support legs is two.

Preferably, the both sides of bar inslot wall all bond and have the protective strip, and the protective strip adopts the silica gel material to make.

Preferably, the magnetic suction plate and the magnetic suction strip are made of magnet materials.

Preferably, the end of the contact plug away from the threaded column is a convex spherical cambered surface.

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

1. this a plotter for mathematics, the output push rod through electric putter releases or contracts, and the total length that drives electric putter and output push rod can be adjusted, makes electric putter's top and output push rod bottom overturn with backup pad and backing plate respectively to make the backup pad drive the drawing frame and lean forward or hypsokinesis, thereby reached the effect of being convenient for adjust drawing board show angle, thereby it is more convenient to use.

2. This a plotter for mathematics, can draw the straight line through the drawing rule overlap joint on the drawing board surface, through wrench movement knob, screw ring internal rotation including the drive screw post and promote the contact stopper and support the drawing board surface, the pen that will draw is inserted the bar inslot again to the contact stopper rotates the drawing rule as the centre of a circle and can draws the pitch arc, and through setting up magnetism suction disc and magnetism suction strip, make the drawing rule be convenient for take and accomodate, thereby reached the effect of being convenient for draw straight line and pitch arc, it is more convenient to draw.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged schematic view of the drawing rule of the present invention;

fig. 3 is a schematic diagram of the structure of the internal thread ring of the present invention.

In the figure: 1 backup pad, 2 drawing picture frames, 3 drawing boards, 4 supporting legs, 5 electric putter, 6 output push rods, 7 backing plates, 8 overlap joint cushions, 9 fixed plates, 10 magnetism suction plates, 11 magnetism suction bars, 12 drawing rules, 13 scale marks, 14 bar-shaped grooves, 15 internal screw thread rings, 16 screw thread posts, 17 knobs, 18 contact plugs.

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, a drawing instrument for mathematics, comprising a supporting plate 1, a drawing frame 2 is fixedly installed on the top surface of the supporting plate 1, a drawing board 3 is fixedly installed in the drawing frame 2, supporting legs 4 are fixedly installed on the rear side of the bottom surface of the supporting plate 1, the number of the supporting legs 4 is two, an electric push rod 5 is hinged on the front side of the bottom surface of the supporting plate 1, an output push rod 6 is arranged at the bottom end of the electric push rod 5, a backing plate 7 is hinged on the bottom end of the output push rod 6, a lapping cushion layer 8 is bonded on the bottom surface of the backing plate 7, a fixing plate 9 is fixedly installed on one side of the drawing frame 2, a magnetic suction plate 10 is arranged on one side of the fixing plate 9 far away from the drawing frame 2, a magnetic suction strip 11 is adsorbed on the surface of the magnetic suction plate 10, the magnetic suction plate 10 and the magnetic suction strip 11 are both made of, two side surfaces of the drawing ruler 12 are provided with a strip-shaped groove 14 in a penetrating way, one end of the drawing ruler 12 is fixedly provided with an internal thread ring 15, the internal thread of the internal thread ring 15 is connected with a thread column 16, one end of the thread column 16 is fixedly provided with a knob 17, the other end of the thread column 16 is fixedly provided with a contact plug 18, one end of the contact plug 18 far away from the thread column 16 is a convex spherical cambered surface, the lap joint cushion 8 and the contact plug 18 are both made of fluororubber, two sides of the inner wall of the strip-shaped groove 14 are both bonded with a protective strip 19, the protective strip 19 is made of silica gel, the protective strip is pushed out or contracted by an output push rod 6 of the electric push rod 5, the total length of the electric push rod 5 and the output push rod 6 is driven to be adjusted, the top of the electric push rod 5 and the bottom of the output, thereby reached the effect convenient to adjust drawing board show angle, thereby it is more convenient to use, can draw the straight line on 3 surfaces of drawing board through the 12 laps of drawing rule, through wrench movement knob 17, drive 15 internal rotations of internal thread ring including screw post 16 and promote contact stopper 18 and support 2 surfaces of drawing board, insert the pen of drawing in bar groove 14 again, use contact stopper 18 to rotate drawing rule 12 as the centre of a circle and can draw the pitch arc, and inhale the strip 11 through setting up magnetism, make drawing rule 12 be convenient for take and accomodate, thereby reached the effect of being convenient for draw straight line and pitch arc, it is more convenient to draw.

In conclusion, in the drawing instrument for mathematics, the output push rod 6 of the electric push rod 5 is pushed out or contracted to drive the electric push rod 5 and the output push rod 6 to adjust the total length, the top of the electric push rod 5 and the bottom of the output push rod 6 are respectively overturned with the support plate 1 and the backing plate 7, so that the support plate 1 drives the drawing frame 2 to be forward or backward inclined, thereby achieving the effect of conveniently adjusting the display angle of the drawing board, the drawing instrument is more convenient to use, a straight line can be drawn by lapping the drawing rule 12 on the surface of the drawing board 3, the threaded column 16 is driven to rotate in the internal threaded ring 15 and push the contact plug 18 to support the surface of the drawing board 3 by twisting the knob 17, then a drawing pen is inserted into the strip-shaped groove 14, the drawing rule 12 can be drawn by rotating the drawing rule 12 by taking the contact plug 18 as the center of a circle, and the drawing rule 12 is convenient to take and, thereby reached the effect of being convenient for draw straight line and pitch arc, it is more convenient to draw, has solved the mathematics demonstration of drawing on the existing market and has mostly passed through fixed blackboard or blank, not only is difficult to adjust the face of drawing, and is difficult to draw straight line and pitch arc, and the operation of drawing gets up very inconvenient problem.

It should be noted that, in this document, terms such as "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 a plotter for mathematics, includes backup pad (1), its characterized in that, the top surface fixed mounting of backup pad (1) has drawing frame (2), the frame internal fixed mounting who draws frame (2) has drawing board (3), the rear side fixed mounting of backup pad (1) bottom surface has supporting leg (4), the front side of backup pad (1) bottom surface articulates there is electric putter (5), the bottom of electric putter (5) is equipped with output push rod (6), the bottom of output push rod (6) articulates there is backing plate (7), the bottom surface of backing plate (7) bonds there is overlap joint bed course (8), one side fixed mounting who draws frame (2) has fixed plate (9), one side that one side of drawing frame (2) was kept away from in fixed plate (9) is equipped with magnetism suction plate (10), the surface adsorption of magnetism suction plate (10) has magnetism to inhale strip (11), one side fixed mounting that magnetism was kept away from in strip (11) is inhaled has drawing rule (12), the surface of drawing rule (12) is spouted and is printed scale mark (13), the both sides face of drawing rule (12) runs through and has seted up bar groove (14), the one end fixed mounting of drawing rule (12) has internal thread ring (15), the internal thread connection of internal thread ring (15) has screw thread post (16), the one end fixed mounting of screw thread post (16) has knob (17), the other end fixed mounting of screw thread post (16) has contact plug (18).

2. A plotter for mathematics according to claim 1, characterized in that said overlapping cushions (8) and contact plugs (18) are made of fluoro-elastomer material.

3. A plotter for mathematics according to claim 1, characterized in that the number of support legs (4) is two.

4. A plotter for mathematics according to claim 1, characterized in that the two sides of the inner wall of the strip-shaped groove (14) are bonded with protective strips (19), and the protective strips (19) are made of silica gel.

5. A plotter for mathematics according to claim 1, characterized in that the magnetic suction plate (10) and the magnetic suction bar (11) are made of magnetic material.

6. A plotter for mathematics according to claim 1, characterized in that the end of the contact plug (18) remote from the threaded cylinder (16) presents a convex spherical arc.