CN207241250U

CN207241250U - A kind of Multifunctional teaching aid ruler

Info

Publication number: CN207241250U
Application number: CN201720127594.1U
Authority: CN
Inventors: 刘昌昊
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-02-13
Filing date: 2017-02-13
Publication date: 2018-04-17
Anticipated expiration: 2027-02-13

Abstract

The utility model discloses a kind of Multifunctional teaching aid ruler, nib is rotated including compasses, the lower end outer wall that the compasses rotate nib is fixed with compasses fixed column, the lower end of the compasses fixed column is fixed with compasses fixing axle, the lower end of the compasses fixing axle is rotatably connected to compasses shaft, the compasses strut is provided with two groups, and uniformly it is rotatably connected on the both ends side wall of compasses shaft, one end lower wall of the compasses strut is fixed with adjustable support leg, the adjustable support leg includes turning knob, compasses extension rod, adjustable card slot and compasses point, the turning knob is fixedly connected on the upper end outer wall of compasses extension rod, the adjustable card slot is fixedly connected on the lower end outer wall of compasses extension rod.The utility model is Multifunctional teaching aid ruler, and protractor can automatically be adjusted out and measure in teaching by being provided with adjustable protractor, it is not necessary to temporarily changes utensil, solves trouble during teacher's teaching, compasses, which rotate nib, can carry out work by rotating nib and justify.

Description

A kind of Multifunctional teaching aid ruler

Technical field

Teaching ruler applied technical field is the utility model is related to, is specially a kind of Multifunctional teaching aid ruler.

Background technology

Present ruler is essential apparatus in teaching equipment, and two hands that general ruler when in use can only be single are same When operate, especially using in compasses teaching process, ruler is pressed on blackboard on the other hand, the other hand is drawn with compasses Line, it is easy to sliding or thinking somewhat to move causes the image of picture lack of standardization or even is difficult to see, and when needing replacing other When ruler has, ceaselessly to toggle it is cumbersome, so design produces a kind of Multifunctional teaching aid ruler here, for easy to convenient Teaching, reduces some unnecessary teaching errors.

Utility model content

The purpose of this utility model is to provide a kind of Multifunctional teaching aid ruler, to solve proposed in the above background technology ask Topic.

To achieve the above object, the utility model provides following technical solution：A kind of Multifunctional teaching aid ruler, including compasses turn Start writing head, compasses strut and adhesive panel, the lower end outer wall that the compasses rotate nib is fixed with compasses fixed column, and the compasses are consolidated The lower end of fixed column is fixed with compasses fixing axle, and the lower end of the compasses fixing axle is rotatably connected to compasses shaft, the compasses branch Bar is provided with two groups, and the uniform both ends side wall for being rotatably connected on compasses shaft, one end lower wall of the compasses strut are fixed There is adjustable support leg, the adjustable support leg includes turning knob, compasses extension rod, adjustable card slot and compasses point, institute The upper end outer wall that turning knob is fixedly connected on compasses extension rod is stated, the adjustable card slot is fixedly connected on compasses extension rod Lower end outer wall, one end side wall of the compasses fixing axle are fixed with fixator, and the upper end of the fixator is fixedly connected with universal Rotation axis, the upper end outer wall of the universal rotational axis are rotatably connected to telescopic rod, and the adhesive panel is provided with two groups, and fixed Paste the upper and lower ends outer wall in telescopic rod.

Preferably, the upper end outer wall fixed bonding of the adhesive panel has adjustable protractor.

Preferably, one end side wall of the compasses point interlocking in adjustable card slot.

Preferably, lower end outer wall one end of the adhesive panel is fixed and is adhesive with drawing square.

Preferably, the lower end outer wall other end of the adhesive panel is fixed and pastes oblique angle set square.

Preferably, the outer wall lower end for the compasses extension rod that the oblique angle set square is directed toward is fixed with chalk card slot.

Compared with prior art, the beneficial effects of the utility model are：The utility model is Multifunctional teaching aid ruler, is provided with Adjustable protractor can automatically adjust out protractor in teaching and measure, it is not necessary to temporarily change utensil, solve old The trouble in education of school class hour, compasses, which rotate nib, can carry out work by rotating nib and justify, and facilitate the operation of teacher, chalk card slot energy Teacher is efficiently replaced chalk, facilitate the teaching process of teacher, being provided with adjustable support leg teacher can be as needed, from The dynamic needs for adjusting its amplitude size and facilitating group picture, adjustable card slot can automatically adjust the length of compasses point as needed, side Mapping needs, the manual elongation of telescopic rod, individually by some rulers tool extension open, can individually be used, side Teacher operation, the utility model is easy to operate, and high practicability.

Brief description of the drawings

Fig. 1 is the utility model agent structure schematic diagram；

Fig. 2 is the utility model adjustable support leg structure diagram；

Fig. 3 is the utility model side view.

In figure：1- compasses rotate nib, 2- adjusts protractor, 3- compasses fixing axle, 4- compasses strut, 5- oblique angles three Angle square, 6- chalks card slot, 7- adjustable supports leg, 8- oblique angles set square, 9- compasses shaft, 10- compasses fixed column, 11- are rotated Knob, 12- compasses extension rod, 13- adjust card slot, 14- compasses point, 15- telescopic rods, 16- fixators, 17- universal rotationals Axis, 18- adhesive panels.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

, it is necessary to explanation in this practical description, the orientation of instruction such as term " vertical ", " on ", " under ", " level " or Person's position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of and describes this practicality and simplify to describe, Rather than instruction either implies that signified device or element must have specific orientation, with specific azimuth configuration and behaviour Make, therefore it is not intended that the limitation practical to this.

In this practical description, it is also necessary to explanation, unless otherwise clear and definite regulation and limitation, term " setting ", " peace Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection, can mechanically connect or be electrically connected, can be directly connected to or be connected by intermediary, can To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned Concrete meaning of the term in this practicality.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Multifunctional teaching aid ruler, including compasses rotate Nib 1, compasses strut 4 and adhesive panel 18, the lower end outer wall that the compasses rotate nib 1 is fixed with compasses fixed column 10, described Compasses, which rotate nib 1, can carry out work by rotating nib and justify, and facilitate the operation of teacher, the lower end of the compasses fixed column 10 is consolidated Surely there is compasses fixing axle 3, the lower end of the compasses fixing axle 3 is rotatably connected to compasses shaft 9, and the compasses strut 4 is provided with Two groups, and the uniform both ends side wall for being rotatably connected on compasses shaft 9, one end lower wall of the compasses strut 4 is fixed with adjustable The needs that its amplitude size facilitates group picture can be automatically adjusted, the adjustable support leg 7 includes as needed by saving support leg 7 Turning knob 11, compasses extension rod 12, adjustable card slot 13 and compasses point 14, the turning knob 11 are fixedly connected on compasses and prolong The upper end outer wall of stock 12, the adjustable card slot 13 is fixedly connected on the lower end outer wall of compasses extension rod 12, described adjustable Card slot 13 can automatically adjust the length of compasses point as needed, facilitate the needs of mapping, the one end of the compasses fixing axle 3 Wall is fixed with fixator 16, and the upper end of the fixator 16 is fixedly connected with universal rotational axis 17, the universal rotational axis 17 Upper end outer wall is rotatably connected to 15 manual elongation of telescopic rod, individually opens the tool extension of some rulers, can individually be made With facilitating the operation of teacher, the adhesive panel 18 is provided with two groups, and fixation is pasted outside the upper and lower ends of telescopic rod 15 Wall, the upper end outer wall fixed bonding of the adhesive panel 18 have adjustable protractor 2 automatically to adjust out protractor in teaching Measure, it is not necessary to temporarily change utensil, solve trouble during teacher's teaching, 14 interlocking of compasses point is in adjustable card One end side wall of groove 13, lower end outer wall one end of the adhesive panel 18, which is fixed, is adhesive with drawing square 8, the adhesive panel 18 The lower end outer wall other end, which is fixed, pastes oblique angle set square 5, the outer wall lower end for the compasses extension rod 12 that the oblique angle set square 5 is directed toward Being fixed with chalk card slot 6 can make teacher efficiently replace chalk, facilitate the teaching process of teacher.

Operation principle：In use, the ruler tool used required for can automatically adjusting as needed, if desired uses adjustable amount Angle device 2, then manual adjustable telescopic rod 15 extended, by adjust universal rotational axis 17 adjust direction, by adjustable amount Angle device 2 is individually listed and used, if operated using compasses, first can be had other several rulers used, by stretching Contracting bar 15 and universal rotational axis 17 are withdrawn, and adjustable support leg 7 is adjusted after withdrawal and determines the length of compasses point 14, and is fixed On blackboard, chalk is embedded in chalk card slot 6, compasses rotation nib 1 is rotated and carries out making graphic operation.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims

1. a kind of Multifunctional teaching aid ruler, including compasses rotate written (1), compasses strut (4) and adhesive panel (18), its feature and exist In：The lower end outer wall that the compasses rotate written (1) is fixed with compasses fixed column (10), the lower end of the compasses fixed column (10) Compasses fixing axle (3) is fixed with, the lower end of the compasses fixing axle (3) is rotatably connected to compasses shaft (9), the compasses strut (4) two groups are provided with, and is uniformly rotatably connected on the both ends side wall of compasses shaft (9), under one end of the compasses strut (4) Wall is fixed with adjustable support leg (7), the adjustable support leg (7) include turning knob (11), compasses extension rod (12), can Adjusting card slot (13) and compasses are sharp (14), the turning knob (11) is fixedly connected on the upper end outer wall of compasses extension rod (12), The adjustable card slot (13) is fixedly connected on the lower end outer wall of compasses extension rod (12), one end of the compasses fixing axle (3) Side wall is fixed with fixator (16), and the upper end of the fixator (16) is fixedly connected with universal rotational axis (17), described universal turn The upper end outer wall of moving axis (17) is rotatably connected to telescopic rod (15), and the adhesive panel (18) is provided with two groups, and fixation is pasted In the upper and lower ends outer wall of telescopic rod (15).

A kind of 2. Multifunctional teaching aid ruler according to claim 1, it is characterised in that：The upper end outer wall of the adhesive panel (18) Fixed bonding has adjustable protractor (2).

A kind of 3. Multifunctional teaching aid ruler according to claim 1, it is characterised in that：The compasses sharp (14) interlocking is adjustable Save one end side wall of card slot (13).

A kind of 4. Multifunctional teaching aid ruler according to claim 1, it is characterised in that：The lower end outer wall of the adhesive panel (18) One end is fixed and is adhesive with drawing square (8).

A kind of 5. Multifunctional teaching aid ruler according to claim 1, it is characterised in that：The lower end outer wall of the adhesive panel (18) The other end is fixed and pastes oblique angle set square (5).

A kind of 6. Multifunctional teaching aid ruler according to claim 5, it is characterised in that：What the oblique angle set square (5) was directed toward The outer wall lower end of compasses extension rod (12) is fixed with chalk card slot (6).