CN208842096U

CN208842096U - A kind of high school mathematics teaching drawing board

Info

Publication number: CN208842096U
Application number: CN201721545121.XU
Authority: CN
Inventors: 王亚茹
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-18
Filing date: 2017-11-18
Publication date: 2019-05-10
Anticipated expiration: 2027-11-18

Abstract

The utility model discloses a kind of high school mathematics teaching drawing boards, including drawing plate, sliding rail and magnet, the surface for drawing plate is equipped with handle, the edge for drawing plate is provided with graduation mark, the sliding rail is mounted on the lower end outside for drawing plate, and the upper turning for drawing plate is respectively arranged with pointer and needle dial, and the side of the sleeve is provided with clamping screw, the magnet is fixed on the upper end inner wall for drawing plate, and the middle position drawn on the inside of plate is equipped with buckle.The drafting plate of the high school mathematics teaching drawing board can be folded by hinge hinge, solve the problems, such as that drawing board structure is single, the setting of handle can consolidate entire drawing board, solve the problems, such as that operating process is cumbersome, the sliding of pulley simultaneously and the different scales for adjusting scale bar can draw the point of different location, solves the problems, such as to be not bound with the demand of teaching to design, sleeve and chalk form compasses, solve the problems, such as the inadequate diversification of function.

Description

A kind of high school mathematics teaching drawing board

Technical field

The utility model relates to teaching aid technical field, specially a kind of high school mathematics teaching drawing board.

Background technique

Drawing board is a kind of tool for picture straight line, figure or measurement length, usually has scale to spend on drawing board Length is measured, some drawing boards facilitate user to draw irregular figure in centre there are special shape such as letter or circular hole, more For learning aspect.

However existing drawing board, structure is single, the inadequate diversification of function, is not bound with the demand of teaching to design, grasps It is cumbersome to make process.In view of the above-mentioned problems, being badly in need of carrying out innovative design on the basis of original drawing board.

Utility model content

The purpose of this utility model is to provide a kind of high school mathematics teaching drawing boards, to solve in above-mentioned background technique It is proposed that structure is single, the inadequate diversification of function is not bound with the demand of teaching to design, the cumbersome problem of operating process.

To achieve the above object, the utility model provides the following technical solutions: a kind of high school mathematics teaching drawing board, packet It including and draws plate, sliding rail and magnet, the surface for drawing plate is equipped with handle, and the lower end inside for drawing plate is fixed with stabilizer blade, The edge for drawing plate is provided with graduation mark, and the sliding rail is mounted on the lower end outside for drawing plate, and sliding rail by pulley with It adjusts scale bar to be connected with each other, the upper turning for drawing plate is respectively arranged with pointer and needle dial, and the bottom of pointer passes through Rotary shaft and sleeve are connected with each other, and the side of the sleeve is provided with clamping screw, and sleeve end point is equipped with chalk, described Magnet is fixed on the upper end inner wall for drawing plate, and the middle position drawn on the inside of plate is equipped with buckle, and draws the avris of plate Hinge hinge is installed.

Preferably, it is described draw plate about hinge hinge center symmetric setting there are two, and making sheet be triangular structure.

Preferably, the width of the sliding rail is equal to the width for adjusting scale bar, and the rotational angle for adjusting scale bar is 90°。

Preferably, the pointer is located on the horizontal center line of sleeve, and sleeve is embedded in the inside for drawing plate.

Preferably, the sleeve and clamping screw are to be threadedly coupled, and sleeve and chalk are disassembly mounting structure.

Preferably, it is described buckle and sleeve be connected together, and pointer and sleeve pass through rotary shaft and draw board group at Rotational structure.

Compared with prior art, the utility model has the beneficial effects that the drafting plate of the high school mathematics teaching drawing board It can be folded by hinge hinge, drafting plate will not be separated easily for the setting of magnet, reduces the entire area for drawing plate, solution The single problem of drawing board structure of having determined, the setting of handle can consolidate entire drawing board, solve that operating process is cumbersome to ask Topic, while the sliding of pulley and the different scales of adjusting scale bar can draw the point of different location, and then be linked to be parabola, teach Teacher according to can be more accurate, improve efficiency of teaching, solves the problems, such as to be not bound with the demand of teaching to design, cover in school hour Cylinder and chalk form compasses, and clamping screw can prevent chalk from gliding, and picture circle are needed when facilitating teaching, in the same drawing board On can be achieved with, without removing to change drawing tools again, user can change round size with the different angle that pointer is directed toward, together When sleeve be embedded in drafting intralamellar part, in addition the fixation of buckle, will not interfere other teaching, also be easy to use, solve function The problem of inadequate diversification.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model foldable structure schematic diagram；

Fig. 3 is that the utility model folds side structure schematic view.

In figure: 1, drafting plate, 2, handle, 3, hinge hinge, 4, stabilizer blade, 5, sliding rail, 6, pulley, 7, adjusting scale bar, 8, Graduation mark, 9, pointer, 10, rotary shaft, 11, needle dial, 12, sleeve, 13, clamping screw, 14, chalk, 15, magnet, 16, card Button.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of high school mathematics teaching drawing board, including Draw plate 1, handle 2, hinge hinge 3, stabilizer blade 4, sliding rail 5, pulley 6, adjust scale bar 7, graduation mark 8, pointer 9, rotary shaft 10, Needle dial 11, sleeve 12, clamping screw 13, chalk 14, magnet 15 and buckle 16, the surface for drawing plate 1 are equipped with handle 2, and The lower end inside for drawing plate 1 is fixed with stabilizer blade 4, making sheet 1 about hinge hinge 3 center symmetric setting there are two, and making sheet 1 is Triangular structure, draw 1 structure of plate change be more convenient for using, will not occupied space, draw plate 1 edge be provided with scale Line 8, sliding rail 5 is mounted on the lower end outside for drawing plate 1, and sliding rail 5 by pulley 6 and adjusts the interconnection of scale bar 7, sliding rail 5 Width be equal to adjust scale bar 7 width, and adjust scale bar 7 rotational angle be 90 °, without using adjust scale bar 7 When conveniently accept, the upper turning for drawing plate 1 is respectively arranged with pointer 9 and needle dial 11, and the bottom of pointer 9 passes through rotation Shaft 10 and sleeve 12 are connected with each other, and pointer 9 is located on the horizontal center line of sleeve 12, and sleeve 12 is embedded in and draws plate 1 Inside, the rotation of sleeve 12 drive the rotation of pointer 9, so that it may draw out different size of circle, the side of sleeve 12 is provided with Clamping screw 13, and 12 end point of sleeve is equipped with chalk 14, sleeve 12 and clamping screw 13 to be threadedly coupled, and 12 He of sleeve Chalk 14 is disassembly mounting structure, and the setting of clamping screw 13 is the downslide of chalk 14 in order to prevent, and magnet 15, which is fixed on, draws plate 1 Upper end inner wall, and the avris that the middle position for drawing the inside of plate 1 is equipped with buckle 16, and draws plate 1 is equipped with hinge hinge Chain 3, buckle 16 and sleeve 12 are to be connected together, and pointer 9 and sleeve 12 by rotary shaft 10 and draw the composition rotation knot of plate 1 Structure, sleeve 12, which can be embedded in, when not needing picture circle draws 1 inside of plate, and is fixed by buckle 16.

Working principle: user can hold handle 2 first, entire plate 1 of drawing is fixed on blackboard, along drafting plate Straight line is drawn at 1 edge, and different length is drawn according to graduation mark 8, and 1 length and width of drafting plate are equal, is more convenient picture square, then Plate 1 can also will be drawn by hinge hinge 3 to fold up as triangle, the setting of magnet 15 allow draw plate 1 will not be easily It separates, is more convenient in use, much room will not be occupied, pulley 6 moves back and forth in sliding rail 5, can draw same Point on horizontal line, then the point that different scales draws different height is adjusted by adjusting scale bar 7, it then can be linked to be one Parabola can allow data more accurate in teaching process, can also rotate it to when without using scale bar 7 is adjusted The position parallel with sliding rail 5 can pull out sleeve 12 from the inside for drawing plate 1, so when user needs picture circle Chalk 14 is placed on to the inside of sleeve 12 afterwards, while fixing chalk 14 using clamping screw 13, prevents chalk 14 from gliding, is needed Different size of bowlder is drawn, it can to observe degree of the pointer 9 in needle dial 11, to carry out picture different size of with rotational sleeve 12 Sleeve 12 can be gone to the inside for drawing plate 1 by rotary shaft 10, then passed through by circle when not needing using circle tool Buckle 16 carrys out fixes sleeve 12.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of high school mathematics teaching drawing board, including draw plate (1), sliding rail (5) and magnet (15), it is characterised in that: institute The surface for stating drafting plate (1) is equipped with handle (2), and the lower end inside for drawing plate (1) is fixed with stabilizer blade (4), the drafting plate (1) edge is provided with graduation mark (8), and the sliding rail (5) is mounted on the lower end outside for drawing plate (1), and sliding rail (5) passes through cunning It takes turns (6) and adjusts scale bar (7) and be connected with each other, the upper turning for drawing plate (1) is respectively arranged with pointer (9) and needle dial (11), and the bottom of pointer (9) is connected with each other by rotary shaft (10) and sleeve (12), and the side of the sleeve (12) is provided with Clamping screw (13), and sleeve (12) end point is equipped with chalk (14), the magnet (15) is fixed on the upper end for drawing plate (1) Inner wall, and draw the avris that the middle position on the inside of plate (1) is equipped with buckle (16), and draws plate (1) and hinge hinge is installed Chain (3).

2. a kind of high school mathematics teaching drawing board according to claim 1, it is characterised in that: the drafting plate (1) is closed In hinge hinge (3) center symmetric setting there are two, and making sheet (1) be triangular structure.

3. a kind of high school mathematics teaching drawing board according to claim 1, it is characterised in that: the width of the sliding rail (5) Degree is equal to the width for adjusting scale bar (7), and the rotational angle for adjusting scale bar (7) is 90 °.

4. a kind of high school mathematics teaching drawing board according to claim 1, it is characterised in that: the pointer (9) is located at On the horizontal center line of sleeve (12), and sleeve (12) is embedded in the inside for drawing plate (1).

5. a kind of high school mathematics teaching drawing board according to claim 1, it is characterised in that: the sleeve (12) and lock Tight bolt (13) is to be threadedly coupled, and sleeve (12) and chalk (14) are disassembly mounting structure.

6. a kind of high school mathematics teaching drawing board according to claim 1, it is characterised in that: the buckle (16) and set Cylinder (12) is to be connected together, and pointer (9) and sleeve (12) by rotary shaft (10) and draw plate (1) composition rotational structure.