CN208978534U

CN208978534U - A kind of mathematical education drawing board convenient for drawing a variety of figures

Info

Publication number: CN208978534U
Application number: CN201721740611.5U
Authority: CN
Inventors: 曾志红; 李红
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-14
Filing date: 2017-12-14
Publication date: 2019-06-14
Anticipated expiration: 2027-12-14

Abstract

The utility model discloses a kind of mathematical education drawing boards convenient for drawing a variety of figures, including above drawing plate, under draw plate, accommodating groove, connecting rod and first adsorption layer, drawn on described plate under draw plate by connecting column interconnection, plate is drawn on and draw the front surface of plate under be provided with adsorption magnet, it is drawn on described and is provided with locating plate below plate, drawn on and plate and under draw and be provided with shape slot in plate, and shape slot and graph block are connected with each other, the accommodating groove is provided with down at left and right sides of the inside for drawing plate, graduation mark is provided in the connecting rod, the inside of shape slot is arranged in the first adsorption layer, the second adsorption layer is provided on the graph block.This is convenient for the mathematical education drawing board for drawing a variety of figures, on to draw plate to draw plate under be the identical semicircle of size, convenient for semicircular drafting, and when draw plate it is combined and spliced when, the device can be used to draw circle, it draws and is additionally provided with graph block of different shapes on plate, convenient for drawing different geometric figures.

Description

A kind of mathematical education drawing board convenient for drawing a variety of figures

Technical field

The utility model relates to mathematical education technical field, specially a kind of mathematical education convenient for drawing a variety of figures is used Drawing board.

Background technique

Drawing board is realia very common in mathematical education, it can draw out the relevant geometry that teaching needs Figure, its use are that giving lessons for teacher provides convenience, and also further increase the aesthetics and accuracy of drawing, but now big The drawing board of most mathematical educations is mostly triangle or rectangle, and a variety of figures of different shapes are drawn out in inconvenience, and Volume is also larger, and not only Portable belt is not inconvenient yet places and store, and can not be well fixed on blackboard, and inconvenience uses Person draws after fixing drawing board.In view of the above-mentioned problems, being innovated on the basis of original mathematical education drawing board Design.

Utility model content

The purpose of this utility model is to provide a kind of mathematical education drawing boards convenient for drawing a variety of figures, to solve It is proposed that the drawing board of most of mathematical educations now is mostly triangle or rectangle in above-mentioned background technique, inconvenience is drawn out A variety of figures of different shapes, and volume is also larger, and not only Portable belt is not inconvenient yet places and stores, and can not be fine Be fixed on blackboard, inconvenient user by drawing board it is fixed after draw the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of mathematics convenient for drawing a variety of figures Drawing board for teaching, including above draw plate, under draw plate, accommodating groove, connecting rod and first adsorption layer, it is described on draw plate to draw plate under logical Cross connecting column interconnection, and on draw plate and draw the front surface of plate under and be provided with adsorption magnet, it is described on draw and set below plate Be equipped with locating plate, and on draw plate and under draw and be provided with shape slot in plate, and shape slot and graph block are connected with each other, the receipts Slot of receiving, which is provided with down, to be drawn at left and right sides of the inside of plate, and accommodating groove and connecting column are connected with each other, and under draw be reserved on plate it is fixed Position slot is provided with graduation mark in the connecting rod, and connecting rod is connected by elastic projection with connecting hole reserved on link block It connects, the inside of shape slot is arranged in the first adsorption layer, and the second adsorption layer is provided on the graph block.

Preferably, it is the identical semicircular structure of size that plate is drawn on described and draws plate under, and the combined shaped of the two is circle Shape, and on draw the lower section of plate and connecting column and locating plate are integrated.

Preferably, one end of the connecting column is fixed on the lower end surface for drawing plate, and its other end passes through accommodating groove under Plate is drawn to be connected, and on draw plate and draw plate under one pull-out mechanism is constituted by connecting column and accommodating groove.

Preferably, the internal area of the shape slot is identical as the external area of graph block, and shape slot is inhaled by first Attached layer and the second adsorption layer are connect with graph block magnetism, and shape slot and graph block are disassembly mounting structure.

Preferably, the depth of the accommodating groove is equal to the length of connecting column, and connecting column is inverted " t " shape structure, and is received Receive slot maximum inner diameter it is identical as the minimum exterior diameter of connecting column.

Preferably, the position of the locating slot and number are corresponding with the position of locating plate and number, and locating slot Internal area is equal to the external area of locating plate.

Preferably, the length of the connecting rod be less than above draws plate and under draw the overall diameter of plate, and on draw the back side upper end of plate The back side lower end that plate is drawn under is provided with link block, and connecting rod by link block and above draw plate and under draw board group into disassembly Mounting structure.

Compared with prior art, the utility model has the beneficial effects that should be used convenient for the mathematical education for drawing a variety of figures Drawing board, above drawing plate and drawing plate under is the identical semicircle of size, and the semicircular drafting of user is convenient in such setting, and works as On draw plate and under draw plate it is combined and spliced when, the device can be used to draw circle in user, above draw plate and under draw and also set on plate It is equipped with graph block of different shapes, convenient for drawing different geometric figures, and graph block can take out from shape slot, carry out It is removed when mathematical education, both convenient for showing viewing, is also convenient for the drafting of figure, graph block is placed on shape when not in use In slot, convenient for the storage and carrying of graph block, and connection type is simple, and convenient for operation, which can pass through adsorption magnet It is adsorbed on and gives lectures on blackboard, can play the role of fixing the device, be convenient for user's graphing, plate is being drawn in connecting rod setting The back side, connection can either be played the role of and plate is drawn in fixation, additionally it is possible to use after removing as ruler, more be advised for drafting Figure then, the setting of connecting rod are also convenient for the portable device of user, which can draw different figures, and carry and Storage is all more convenient, provides convenience for the mathematical education of user.

Detailed description of the invention

Fig. 1 is the utility model positive structure schematic；

Fig. 2 is the utility model structure schematic diagram；

Fig. 3 is that the utility model draws board connecting structure schematic diagram；

Fig. 4 is the utility model connecting column structural schematic diagram；

Fig. 5 is the utility model shape slot and graph block attachment structure schematic diagram；

Fig. 6 is the utility model connecting rod and link block attachment structure schematic diagram.

In figure: 1, draw plate on, 2, under draw plate, 3, connecting column, 4, adsorption magnet, 5, locating plate, 6, shape slot, 7, figure Block, 8, accommodating groove, 9, locating slot, 10, connecting rod, 11, graduation mark, 12, elastic projection, 13, link block, 14, connecting hole, 15, First adsorption layer, the 16, second adsorption layer.

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. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of mathematical education convenient for drawing a variety of figures With drawing board, including above draw plate 1, under draw plate 2, connecting column 3, adsorption magnet 4, locating plate 5, shape slot 6, graph block 7, accommodating groove 8, locating slot 9, connecting rod 10, graduation mark 11, elastic projection 12, link block 13, connecting hole 14, first adsorption layer 15 and second inhale Attached layer 16, above draws plate 1 and draws plate 2 under and be connected with each other by connecting column 3, and on draw plate 1 and draw the front surface of plate 2 under and be provided with Adsorption magnet 4, above drawing plate 1 and drawing plate 2 under is the identical semicircular structure of size, and the combined shaped of the two is circle, and On draw the lower section of plate 1 and connecting column 3 and locating plate 5 are integrated, one end of connecting column 3, which is fixed on, draws under plate 1 End face, and its other end is drawn plate 2 under and be connected by accommodating groove 8, and on draw plate 1 and draw plate 2 under and pass through connecting column 3 and receipts Slot 8 of receiving constitutes a pull-out mechanism, draws when combination round, draws semicircle when pulling open, the lower section for above drawing plate 1 is set Be equipped with locating plate 5, and on draw plate 1 and under draw and be provided with shape slot 6 in plate 2, and shape slot 6 and graph block 7 are connected with each other, The internal area of shape slot 6 is identical as the external area of graph block 7, and shape slot 6 passes through first adsorption layer 15 and the second absorption Layer 16 is connect with 7 magnetism of graph block, and shape slot 6 and graph block 7 are disassembly mounting structure, are drawn convenient for removing graph block 7 It charts shape, and when graph block 7 is placed in shape slot 6, it is also convenient for storing and carry, accommodating groove 8 is provided with down the inside for drawing plate 2 The left and right sides, and accommodating groove 8 and connecting column 3 are connected with each other, and under draw and be reserved with locating slot 9 on plate 2, the depth of accommodating groove 8 Equal to the length of connecting column 3, and connecting column 3 is inverted " t " shape structure, and the maximum inner diameter of accommodating groove 8 and connecting column 3 are most Small overall diameter is identical, and " T " shape structure, which can be avoided connecting column 3, draws plate 2 under and be separated, the position of locating slot 9 and number with The position of locating plate 5 and number are corresponding, and the internal area of locating slot 9 is equal to the external area of locating plate 5, and such setting can Auxiliary draws plate connection, makes to draw connection between plate more closely, graduation mark 11 is provided in connecting rod 10, and connecting rod 10 passes through Elastic projection 12 is connected with the connecting hole 14 reserved on link block 13, the length of connecting rod 10 be less than above draw plate 1 and under draw plate 2 Overall diameter, and on draw the back side upper end of plate 1 and draw the back side lower end of plate 2 under and be provided with link block 13, and connecting rod 10 By link block 13 with above draw plate 1 and under draw the composition disassembly mounting structure of plate 2, connecting rod 10 can play the work that plate is drawn in fixation With, the device easy to carry, and can also be used as ruler use after being removed, convenient for the drafting of figure, first adsorption layer 15 are arranged in the inside of shape slot 6, and the second adsorption layer 16 is provided on graph block 7.

Working principle: when firstly the need of the figure for drawing other shapes, first graph block 7 is removed from shape slot 6, later The corresponding graphing on blackboard of graph block 7 can be used, and the second adsorption layer 16 being arranged on graph block 7 makes figure Block 7 can either be adsorbed with the first adsorption layer 15 inside shape slot 6 and be connected, and also allow to be adsorbed on blackboard, both convenient for figure The drafting of shape is also convenient for placing and fix, presses the elastic projection 12 of 10 two sides of connecting rod later, make connecting rod 10 and link block 14 phase of connecting hole separates on 13, can make in this way connecting rod 10 with draw plate and mutually separate, the connecting rod 10 removed, which can be used as ruler, to be made With, to draw more regular figure, which is adsorbed on by drawing the adsorption magnet 4 of plate front surface and is given lectures on blackboard, Then the device can be used to draw round, if if needing drafting semicircle, plate 2 being drawn by under and is stretched downwards, this is at present The upper end for drawing plate 2 can mutually be separated by connecting column 3 with the lower end for above drawing plate 1, at this time on draw the locating plate 5 of 1 lower end of plate also with 9 phase of locating slot separation, later user i.e. can be used draw plate 1 or under draw plate 2 to draw semicircle, since connecting column 3 is T-shaped shape draws plate 1 above and draws plate 2 when being stretched under, and connecting column 3 will not be extracted from accommodating groove 8, be guaranteed The globality of the device, when not in use, above draw plate 1 and under draw plate 2 and spliced, be fixed using connecting rod 10, and And graph block 7 is all placed back into corresponding shape slot 6, such state is the reset condition of the device, being somebody's turn to do under reset condition Device, which is not only convenient for carrying, to be also convenient for storing and store, and here it is the mathematical education drawing boards convenient for a variety of figures of drafting Application method.

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 convenient for drawing the mathematical education drawing board of a variety of figures, including above draw plate (1), under draw plate (2), accommodating groove (8), connecting rod (10) and first adsorption layer (15), it is characterised in that: draw plate (1) on described and draw plate (2) under and pass through connecting column (3) be connected with each other, and on draw plate (1) and draw the front surface of plate (2) under and be provided with adsorption magnet (4), it is described on draw plate (1) Lower section is provided with locating plate (5), and on draw and be provided with shape slot (6) in plate (1) He Xiahui plate (2), and shape slot (6) with Graph block (7) is connected with each other, and the accommodating groove (8) is provided with down at left and right sides of the inside for drawing plate (2), and accommodating groove (8) and company Connect column (3) interconnection, and under draw and be reserved with locating slot (9) on plate (2), be provided with graduation mark on the connecting rod (10) (11), and connecting rod (10) is connected by elastic projection (12) with connecting hole (14) reserved on link block (13), and described the One adsorption layer (15) setting is provided with the second adsorption layer (16) on the inside of shape slot (6), the graph block (7).

2. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute State draw plate (1) He Xiahui plate (2) be the identical semicircular structure of size, and the combined shaped of the two be circle, and on draw The lower section of plate (1) is integrated with connecting column (3) and locating plate (5).

3. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute The one end for stating connecting column (3) is fixed on the lower end surface for drawing plate (1), and its other end draws plate (2) phase by accommodating groove (8) under Connection, and on draw plate (1) and draw plate (2) under and constitute a pull-out mechanism by connecting column (3) and accommodating groove (8).

4. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute The internal area for stating shape slot (6) is identical as the external area of graph block (7), and shape slot (6) passes through first adsorption layer (15) It is connect with the second adsorption layer (16) with graph block (7) magnetism, and shape slot (6) and graph block (7) are disassembly mounting structure.

5. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute The depth for stating accommodating groove (8) is equal to the length of connecting column (3), and connecting column (3) is inverted " t " shape structure, and accommodating groove (8) Maximum inner diameter is identical as the minimum exterior diameter of connecting column (3).

6. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute Position and the number for stating locating slot (9) are corresponding with the position of locating plate (5) and number, and the internal area of locating slot (9) Equal to the external area of locating plate (5).

7. a kind of mathematical education drawing board convenient for drawing a variety of figures according to claim 1, it is characterised in that: institute The length for stating connecting rod (10), which is less than, above draws the overall diameter of plate (1) He Xiahui plate (2), and on draw the back side upper end of plate (1) under The back side lower end for drawing plate (2) is provided with link block (13), and connecting rod (10) by link block (13) and above draw plate (1) and Under draw plate (2) composition disassembly mounting structure.