CN214727739U - Mathematics draughting apparatus for professorship mathematics teacher - Google Patents

Abstract

The utility model relates to a mathematics diagraph technical field specifically is a mathematics diagraph is used to professorship mathematics teacher, including the diagraph body, the diagraph body includes frame plate, arc plate, and wherein frame plate length direction keeps away from arc plate one side cross-section and has seted up the rectangle thread groove, passes through threaded connection chalk fixation clamp in rectangle thread groove inboard, is equipped with the slot in two perpendicular contained angle departments both sides of frame plate, is equipped with the pivot in the three corner in the bottom of frame plate, is equipped with in the bottom of every pivot to be used for carrying out the sucking disc fixed with the diagraph body, through the frame plate that sets up, arc plate and chalk fixation clamp for it is more high-efficient portable when the device uses.

Description

Mathematics draughting apparatus for professorship mathematics teacher

Technical Field

The utility model relates to a mathematics diagraph technical field specifically is a mathematics diagraph is used to professorship mathematics teacher.

Background

The mathematics diagraph is an appurtenance that is used for the mathematics teacher to carry out the mapping on the blackboard in the teaching, has set-square, compasses and semicircle circular arc mapping instrument usually, can make more audio-visual figure in the in-process of function teaching and be convenient for the student to understand, uses the more accurate image of the figure that the mapping appurtenance was drawn.

However, it is very inconvenient for teachers who make various figures to carry various drawing auxiliary tools in class, and the auxiliary tools need to be pressed by hands in drawing, so that the operation is very laborious.

Therefore, it is necessary to design a mathematic diagraph for a higher-vocational mathematic teacher to solve the above-mentioned problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a professorship mathematics teacher uses mathematics diagraph to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a professorship mathematics teacher uses mathematics diagraph, includes the diagraph body, the diagraph body includes frame plate, circular arc board, and wherein frame plate length direction keeps away from circular arc board a side cross-section and has seted up the rectangle thread groove, passes through threaded connection chalk fixation clamp in rectangle thread groove inboard, is equipped with the slot in two perpendicular contained angle department both sides of frame plate, is equipped with the pivot in the three corner in bottom of frame plate, is equipped with in the bottom of every pivot to be used for carrying out the sucking disc fixed with the diagraph body.

As the utility model discloses preferred scheme, the frame plate includes X axle drawing groove, Y axle drawing groove, slot and rectangle thread groove, wherein is located to be equipped with X axle drawing groove on longer one side cross-section at the frame plate top, is located to be equipped with Y axle drawing groove on shorter one side cross-section at the frame plate top, is equipped with the circular arc board between per two slots, threaded connection between rectangle thread groove and the chalk fixation clamp.

As the utility model discloses preferred scheme, the circular arc board is equipped with on two right-angle side cross-sections of circular arc board and wipes the piece including wiping the piece, wipes the piece and keeps away from the inboard size phase-match of circular arc board one side base face size and slot, and the circular arc board is equipped with the angular surveying scale mark through wiping piece fixed mounting in the slot inboard at the top arc border department of every circular arc board.

As the utility model discloses preferred scheme, the chalk fixation clamp includes screw cap, chalk groove, fixed thread post, and wherein the top of chalk fixation clamp is equipped with the screw cap, is equipped with the chalk groove in the bottom of screw cap, through screw thread fixed connection between screw cap and the chalk groove, is equipped with the fixed thread post on the chalk groove is close to rectangle thread groove one side on the frame plate, is connected through the screw thread between fixed thread post and the rectangle thread groove.

As the preferred scheme of the utility model, X axle drawing groove communicates with each other in crossing department with Y axle drawing groove, and X axle drawing groove communicates with each other with the bottom of frame plate with Y axle drawing groove.

As the utility model discloses preferred scheme, the longer one side in top of frame plate is close to rectangle thread groove department cross-section and is equipped with length distance scale mark, is equipped with the screw hole in the junction of frame plate and every pivot, is equipped with the screw thread post at the top of pivot, and pivot accessible screw thread post carries out dismouting and is fixed with the screw hole on the frame plate.

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

1. the utility model discloses in, through X axle drawing groove, Y axle drawing groove, circular arc board, chalk fixation clamp and the sucking disc that sets up, can liberate both hands through mutually supporting between X axle drawing groove, Y axle drawing groove and the circular arc board and directly carry out function drawing system, the chalk fixation clamp utilizes the sucking disc to draw circularly as the centre of a circle fast when fixed with the chalk for the device is more high-efficient portable, collects multiple functions and an organic whole, can be corresponding less teacher's drawing instrument carry.

Drawings

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

FIG. 2 is a schematic view of the frame structure of the present invention;

fig. 3 is a schematic view of the bottom structure of the rack plate of the present invention;

fig. 4 is a schematic structural view of the arc plate of the present invention;

in the figure: 1. a diagraph body; 2. a frame plate; 201. drawing a groove on an X axis; 202. drawing a groove on a Y axis; 203. a slot; 204. a rectangular thread groove; 3. a circular arc plate; 301. wiping blocks; 4. a chalk fixing clamp; 401. a threaded cap; 402. a chalk groove; 403. fixing the threaded column; 5. a suction cup; 6. a rotating shaft.

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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work are within the scope of the present invention.

To facilitate an understanding of the present invention, it will now be described more fully with reference to the accompanying drawings. Several embodiments of the present invention are presented in the drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, the present invention provides a technical solution:

the utility model provides a professorship mathematics teacher uses mathematics diagraph, including diagraph body 1, diagraph body 1 includes frame plate 2, circular arc board 3, wherein 2 length direction of frame plate keep away from 3 side cross-sections of circular arc board and seted up rectangle thread groove 204, pass through threaded connection chalk fixation clamp 4 in rectangle thread groove 204 inboard, two perpendicular contained angle department both sides at frame plate 2 are equipped with slot 203, be equipped with pivot 6 in the three corner in bottom of frame plate 2, be equipped with in the bottom of every pivot 6 and be used for carrying out sucking disc 5 fixed with diagraph body 1.

In the embodiment, referring to fig. 1, 2, 3 and 4, the frame plate 2 includes an X-axis groove 201, a Y-axis groove 202, slots 203 and a rectangular thread groove 204, wherein the X-axis groove 201 is disposed on the longer side of the top of the frame plate 2, the Y-axis groove 202 is disposed on the shorter side of the top of the frame plate 2, an arc plate 3 is disposed between each two slots 203, the rectangular thread groove 204 is in threaded connection with the chalk fixing clip 4, the arc plate 3 includes a wiping block 301, wiping blocks 301 are disposed on the two right-angle side sections of the arc plate 3, the size of the base surface of one side of the wiping block 301 away from the arc plate 3 matches the size of the inner side of the slot 203, the arc plate 3 is fixedly mounted on the inner side of the slot 203 through the wiping block 301, an angle measurement scale line is disposed on the arc edge of the top of each arc plate 3, the X-axis groove 201 is communicated with the Y-axis groove 202 at the intersection, and the X-axis groove is communicated with the bottom of the Y-axis groove 202 and the frame plate 2, through the X-axis drawing groove 201, the Y-axis drawing groove 203 and the arc plate 3 which are arranged, the diagraph is more convenient when function graphs are manufactured, and the accuracy is higher.

In the embodiment, referring to fig. 1, 2 and 3, the chalk fixing clip 4 includes a screw cap 401, a chalk groove 402, and a fixing screw post 403, wherein the top of the chalk fixing clip 4 is provided with the screw cap 401, the bottom of the screw cap 401 is provided with the chalk groove 402, the screw cap 401 is fixedly connected with the chalk groove 402 by screw threads, the fixing screw post 403 is arranged at one side of the chalk groove 402 close to the rectangular screw groove 204 on the frame plate 2, the fixing screw post 403 is connected with the rectangular screw groove 204 by screw threads, the section of the longer side of the top of the frame plate 2 close to the rectangular screw groove 204 is provided with length distance scale lines, the connecting part of the frame plate 2 and each rotating shaft 6 is provided with a screw thread hole, the top of the rotating shaft 6 is provided with a screw post, the rotating shaft 6 can be disassembled and fixed with the screw hole on the frame plate 2 by the screw thread post, the chalk fixing clip 4 and the rectangular screw groove 204 are provided, so that the plotter is more convenient for circular drawing, the compass is not needed for manufacturing, and the method is convenient and efficient.

The working principle is as follows: when the device is used, when a teacher conducts teaching drawing through the device, the device is horizontally adsorbed on a blackboard through three suckers on the device, then the positions of the chalk groove X and the Y axis can be directly used in the X-axis drawing groove 201 and the Y-axis drawing groove 202, meanwhile, the positions of the angle measurement scale lines and the marked quadrant points on the arc plate 3 can be used, then the device is taken down, the intersection points and the marked quadrant points are connected through the longer side of the frame plate 2, and a corresponding function diagram can be made, the diagram made by the device is more accurate, students can look more visually, meanwhile, when the teacher fixes the frame plate 2 during drawing, the teacher can release two hands, does not need to fix with two hands and then draw the diagram, in addition, when the teacher needs to draw a circle, the two suckers 5 can be taken down through the threaded columns at the top of the rotating shaft 6, and any sucker 5 at the bottom of the longer side of the frame plate 2 is used as the center of the circle, the chalk is inserted into a chalk groove 402 and is fixed by a threaded cap 401 so that the chalk can be in contact with a blackboard, the length of the radius of a circle is determined on a length scale line on the frame plate 2, a fixed threaded column 403 is used for screwing and fixing the chalk in the rectangular threaded groove 204 at the position corresponding to the radius, finally the frame plate 2 is rotated by taking the sucker 5 as the center of the circle through the rotating shaft 6 so that the circular chalk can be drawn, the operation is simple, the drawing is performed without using compasses, and multiple functions are integrated, so that a teacher can correspondingly carry fewer drawing tools during teaching, the portability and the high efficiency of the device are greatly improved, and the device has certain popularization value.

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 (6)

1. The utility model provides a professorship mathematics teacher uses mathematics diagraph, includes diagraph body (1), its characterized in that: the diagraph body (1) comprises a frame plate (2) and an arc plate (3), wherein a rectangular thread groove (204) is formed in one side section of the arc plate (3) and is far away from the length direction of the frame plate (2), the inner side of the rectangular thread groove (204) is connected with a chalk fixing clamp (4) through threads, two perpendicular corner positions of the frame plate (2) are provided with inserting grooves (203), three corners of the bottom of the frame plate (2) are provided with rotating shafts (6), and the bottom of each rotating shaft (6) is provided with a sucking disc (5) for fixing the diagraph body (1).

2. The mathematics diagraph for the higher-vocational mathematics teacher according to claim 1, wherein: frame plate (2) are including X axle picture groove (201), Y axle picture groove (202), slot (203) and rectangle thread groove (204), wherein are located to be equipped with X axle picture groove (201) on longer one side cross-section at frame plate (2) top, are located to be equipped with Y axle picture groove (202) on shorter one side cross-section at frame plate (2) top, are equipped with circular arc board (3) between per two slots (203), threaded connection between rectangle thread groove (204) and chalk fixation clamp (4).

3. The mathematics diagraph for the higher-vocational mathematics teacher according to claim 1, wherein: arc plate (3) are equipped with on two right angle side cross-sections of arc plate (3) and wipe piece (301) including wiping piece (301), wipe piece (301) and keep away from the inboard size phase-match of arc plate (3) one side base face size and slot (203), arc plate (3) are equipped with the angle measurement scale mark through wiping piece (301) fixed mounting in slot (203) inboard, in the top arc border department of every arc plate (3).

4. The mathematics diagraph for the higher-vocational mathematics teacher according to claim 1, wherein: the chalk fixing clamp (4) comprises a threaded cap (401), a chalk groove (402) and a fixing threaded column (403), wherein the threaded cap (401) is arranged at the top of the chalk fixing clamp (4), the chalk groove (402) is arranged at the bottom of the threaded cap (401), the threaded cap (401) is fixedly connected with the chalk groove (402) through threads, the fixing threaded column (403) is arranged on one side, close to the rectangular threaded groove (204) on the frame plate (2), of the chalk groove (402), and the fixing threaded column (403) is connected with the rectangular threaded groove (204) through threads.

5. The mathematics diagraph for the higher-vocational mathematics teacher according to claim 2, wherein: the X-axis drawing groove (201) is communicated with the Y-axis drawing groove (202) at the intersection, and the X-axis drawing groove (201) is communicated with the Y-axis drawing groove (202) and the bottom of the frame plate (2).

6. The mathematics diagraph for the higher-vocational mathematics teacher according to claim 5, wherein: the long side in top of frame plate (2) is close to rectangle thread groove (204) department cross-section and is equipped with length distance scale mark, is equipped with the screw hole in the junction of frame plate (2) and every pivot (6), is equipped with the screw thread post at the top of pivot (6), and pivot (6) accessible screw thread post carries out dismouting and is fixed with the screw hole on frame plate (2).

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