CN208530098U - A kind of Higher Mathematics Teaching teaching aid - Google Patents
A kind of Higher Mathematics Teaching teaching aid Download PDFInfo
- Publication number
- CN208530098U CN208530098U CN201820567454.0U CN201820567454U CN208530098U CN 208530098 U CN208530098 U CN 208530098U CN 201820567454 U CN201820567454 U CN 201820567454U CN 208530098 U CN208530098 U CN 208530098U
- Authority
- CN
- China
- Prior art keywords
- ruler
- teaching
- chalk
- compass
- protractor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drawing Aids And Blackboards (AREA)
Abstract
It is disclosed by the utility model to belong to teaching aid technical field, specially a kind of Higher Mathematics Teaching teaching aid, the lower surface of the ruler one is uniformly equipped with sucker, the bottom end on the right surface of the ruler one is connected with protractor, central location on the left of the protractor upper surface, which is bolted with, adjusts screw one, compass leg and compass foot are hinged on the adjusting screw one, and compass leg and compass foot are respectively positioned on the top of protractor, the end of the compass leg is provided with chalk placing groove, and chalk is plugged in the inner cavity of chalk placing groove, the rear surface of the ruler one is slidably connected, and there are two rulers two, the left and right sides between two rulers two is connected by shear type frame, the utility model is structurally reasonable, it can carry out the drafting of figure and parallel lines of different shapes, it is easy to operate, it is easy to carry, it effectively improves and improves its efficiency of teaching , practical.
Description
Technical field
The utility model relates to teaching aid technical field, specially a kind of Higher Mathematics Teaching teaching aid.
Background technique
In a broad sense, the mathematics except elementary mathematics is all higher mathematics, also have by the more deep algebra in middle school, geometry with
And simple set theory is preliminary, logic is tentatively known as medium mathematics, elementary mathematics and university as middle and primary schools' stage
The transition of the higher mathematics in stage, it is generally accepted that higher mathematics be by infinitesimal calculus, more deep algebra, geometry and
Intersection content between them is formed by a basic subject.
In Higher Mathematics Teaching, during mathematics teacher explains geometric knowledge, need to make on blackboard compared with standard
Figure is demonstrated, and to deepen intuitive understanding of the student to geometric knowledge, set square and compasses are the most frequently used drafting instrument, now
Teaching aid in, the drawing tools such as set square and compasses are exclusive use, inconvenient to carry, and when needing to draw parallel lines,
Reusability ruler or set square are needed, it is inconvenient to use.For this purpose, it is proposed that a kind of Higher Mathematics Teaching teaching aid.
Utility model content
The purpose of this utility model is to provide a kind of Higher Mathematics Teaching teaching aids, to solve to mention in above-mentioned background technique
In present teaching aid out, the drawing tools such as set square and compasses are exclusive use, inconvenient to carry, and are needing picture flat
When line, Reusability ruler or set square, inconvenient problem with use are needed.
To achieve the above object, the utility model provides the following technical solutions: a kind of Higher Mathematics Teaching teaching aid, including
Ruler one, the lower surface of the ruler one are uniformly equipped with sucker, and the bottom end on the right surface of the ruler one is connected with protractor, institute
It states the central location on the left of protractor upper surface and is bolted with adjusting screw one, be hinged with compass leg and circle on the adjusting screw one
Regulation foot, and compass leg and compass foot are respectively positioned on the top of protractor, the end of the compass leg is provided with chalk placing groove, and chalk
Chalk is plugged in the inner cavity of placing groove, the rear surface of the ruler one is slidably connected, and there are two ruler two, two rulers
The left and right sides between two is connected by shear type frame, is spirally connected on ruler two described in front end there are three fastening bolt component,
And fastening bolt component is contacted with ruler one, the central location on the right side of one upper surface of ruler is connected with handle, the ruler
Front end on the right side of one upper surface is equipped with chalk holder, and T shape loose slot is provided on the left of one upper surface of ruler, and the T shape is living
The inner cavity of dynamic slot is slidably connected there are two T shape movable block, and the top of the T shape movable block is connected with ruler three, and two described straight
It is connected between the end of ruler three by active pin shaft, the end of the upper surface of the ruler three, which is bolted with, adjusts screw two, and adjusts
The bottom end of section screw two extends in the inner cavity of T shape movable block.
Preferably, the front surface of ruler two described in front end is connected with sliding block, one left side of ruler and rear side be provided with and
The sliding slot that sliding block matches.
Preferably, the end of the shear type frame connects draw runner, and the inside of the ruler two is provided with to be matched with draw runner
Sliding rail is equipped with bolt assembly on the shear type frame.
Preferably, the ruler one, protractor, sucker and handle are integrally formed.
Compared with prior art, the utility model has the beneficial effects that the utility model proposes a kind of religions of higher mathematics
It learns and uses teaching aid, the utility model is structurally reasonable, can carry out the drafting of figure and parallel lines of different shapes, and it is easy to operate, it is convenient for
It carries, effectively improves and improve its efficiency of teaching, it is practical.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is utility model works state diagram.
In figure: 1 ruler one, 2 suckers, 3 protractors, 4 adjust screws one, 5 compass legs, 6 compass foots, 7 chalks, 8 rulers two,
9 shear type frames, 10 fastening bolt components, 11 handles, 12 chalk holders, 13T shape loose slot, 14T shape movable block, 15 rulers three, 16
Adjust screw two.
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.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of Higher Mathematics Teaching teaching aid, including straight
Ruler 1, the lower surface of the ruler 1 are uniformly equipped with sucker 2, and the bottom end on the right surface of the ruler 1 is connected with protractor
3, the central location on the left of 3 upper surface of protractor, which is bolted with, adjusts screw 1, is hinged with circle on the adjusting screw 1
Leg 5 and compass foot 6 are advised, and compass leg 5 and compass foot 6 are respectively positioned on the top of protractor 3, the end of the compass leg 5 is provided with powder
Placing groove, and chalk 7 is plugged in the inner cavity of chalk placing groove, the rear surface of the ruler 1 is slidably connected, and there are two straight
Ruler 28, the left and right sides between two rulers 28 pass through shear type frame 9 and are connected, spiral shell on ruler 28 described in front end
Fastening bolt component 10 there are three connecing, and fastening bolt component 10 is contacted with ruler 1, on the right side of one 1 upper surface of ruler
Central location is connected with handle 11, and the front end on the right side of one 1 upper surface of ruler is equipped with chalk holder 12, on the ruler 1
T shape loose slot 13 is provided on the left of surface, the inner cavity of the T shape loose slot 13 is slidably connected, and there are two T shape movable blocks 14, described
The top of T shape movable block 14 is connected with ruler 3 15, is connected between the end of two rulers 3 15 by active pin shaft, institute
The end for stating the upper surface of ruler 3 15, which is bolted with, adjusts screw 2 16, and the bottom end for adjusting screw 2 16 extends to T shape activity
In the inner cavity of block 14.
Wherein, the front surface of ruler 28 described in front end is connected with sliding block, one 1 left side of ruler and rear side be provided with and
The sliding slot that sliding block matches, the end of the shear type frame 9 connect draw runner, and the inside of the ruler 28 is provided with to match with draw runner
The sliding rail of conjunction is equipped with bolt assembly on the shear type frame 9, convenient for can be adjusted as needed, the ruler 1, angulation
Device 3, sucker 2 and handle 11 are integrally formed, and effectively improve its aesthetics.
Working principle: in use, chalk is placed in the inner cavity of chalk holder 12, the utility model is taken by handle 11
Teaching place is got, when needing to draw parallel lines, three groups of fastening bolt components 10 are unscrewed, by sliding close to the straight of ruler 1
Draw runner on ruler 28 so that two groups of rulers 28 reach the top of ruler 1, by intermediate one group of fastening bolt component 10 by its
It tightens together with ruler 1, by the sliding block on sliding shear type frame 9, so that the sliding block on shear type frame 9 is in ruler 28
It is moved in the inner cavity of upper hopper chute, the distance between two groups of rulers 28 is adjusted, when reaching ideal distance, by the spiral shell on shear type frame 9
Bolt assembly is unscrewed, so that two groups of 28 positions of ruler are fixed, sucker 2 is contacted with board of education, carries out the drafting of parallel lines, when need
When carrying out different size triangles, the adjusting screw 2 16 of two groups of 3 15 ends of ruler can be unscrewed, when reaching the angle of needs,
Tightening two groups of adjusting screws 2 16 fixes it, carries out the drafting of triangle, by the way that protractor 3 is arranged, can carry out the survey of angle
Amount, needs picture bowlder, unscrews and adjusts screw 1, chalk is filled in the chalk placing groove of 5 end inner cavity of compass leg, by compasses
Foot 6 adjusts the position of compass leg 5 perpendicular to board of education, to adjust diameter of a circle, the drafting of circle is carried out, when not in use, by it
Original position is withdrawn, the utility model is structurally reasonable, can carry out the drafting of figure and parallel lines of different shapes, and it is easy to operate, it is convenient for
It carries, effectively improves and improve its efficiency of teaching, it is practical.
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 (4)
1. a kind of Higher Mathematics Teaching teaching aid, including ruler one (1), it is characterised in that: the lower surface of the ruler one (1) is equal
Even to be equipped with sucker (2), the bottom end on the right surface of ruler one (1) is connected with protractor (3), protractor (3) upper surface
The central location in left side, which is bolted with, adjusts screw one (4), is hinged with compass leg (5) and compass foot on the adjusting screw one (4)
(6), and compass leg (5) and compass foot (6) are respectively positioned on the tops of protractor (3), and the end of the compass leg (5) is provided with chalk and puts
Slot is set, and is plugged with chalk (7) in the inner cavity of chalk placing groove, the rear surface of the ruler one (1) is slidably connected, and there are two straight
Ruler two (8), the left and right sides between two rulers two (8) pass through shear type frame (9) and are connected, ruler two described in front end
(8) being spirally connected on, there are three fastening bolt component (10), and fastening bolt component (10) is contacted with ruler one (1), the ruler one
(1) central location on the right side of upper surface is connected with handle (11), and the front end on the right side of ruler one (1) upper surface is equipped with chalk
Box (12) is provided with T shape loose slot (13), the inner cavity sliding of the T shape loose slot (13) on the left of ruler one (1) upper surface
There are two T shape movable blocks (14) for connection, and the top of the T shape movable block (14) is connected with ruler three (15), two rulers
It is connected between the end of three (15) by active pin shaft, the end of the upper surface of the ruler three (15), which is bolted with, adjusts screw two
(16), and the bottom end of adjusting screw two (16) extends in the inner cavity of T shape movable block (14).
2. a kind of Higher Mathematics Teaching teaching aid according to claim 1, it is characterised in that: ruler two (8) described in front end
Front surface be connected with sliding block, on the left of the ruler one (1) and rear side is provided with the sliding slot matched with sliding block.
3. a kind of Higher Mathematics Teaching teaching aid according to claim 1, it is characterised in that: the shear type frame (9)
End connects draw runner, is provided with the sliding rail matched with draw runner on the inside of the ruler two (8), installs on the shear type frame (9)
There is bolt assembly.
4. a kind of Higher Mathematics Teaching teaching aid according to claim 1, it is characterised in that: the ruler one (1), angulation
Device (3), sucker (2) and handle (11) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820567454.0U CN208530098U (en) | 2018-04-20 | 2018-04-20 | A kind of Higher Mathematics Teaching teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820567454.0U CN208530098U (en) | 2018-04-20 | 2018-04-20 | A kind of Higher Mathematics Teaching teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208530098U true CN208530098U (en) | 2019-02-22 |
Family
ID=65395620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820567454.0U Expired - Fee Related CN208530098U (en) | 2018-04-20 | 2018-04-20 | A kind of Higher Mathematics Teaching teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208530098U (en) |
-
2018
- 2018-04-20 CN CN201820567454.0U patent/CN208530098U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20200420 |