CN206703793U - A kind of teaching ruler - Google Patents
A kind of teaching ruler Download PDFInfo
- Publication number
- CN206703793U CN206703793U CN201720158136.4U CN201720158136U CN206703793U CN 206703793 U CN206703793 U CN 206703793U CN 201720158136 U CN201720158136 U CN 201720158136U CN 206703793 U CN206703793 U CN 206703793U
- Authority
- CN
- China
- Prior art keywords
- graduated scale
- ruler
- scale
- main scale
- sliding block
- 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
Links
- 239000000463 material Substances 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 description 4
- 239000010432 diamond Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 229920006335 epoxy glue Polymers 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- ZDVYABSQRRRIOJ-UHFFFAOYSA-N boron;iron Chemical compound [Fe]#B ZDVYABSQRRRIOJ-UHFFFAOYSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001483 mobilizing effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of teaching ruler, including graduated scale, main scale and secondary ruler, the graduated scale sets main scale in lower end, the secondary ruler is arranged on graduated scale right-hand member, the main scale lower end is provided with rotating shaft, the main scale is rotatablely connected by rotating shaft and graduated scale, and the secondary ruler is rotatablely connected by rotating shaft and graduated scale, it is characterised in that：The main scale is provided with magnet piece with secondary ruler rear end, the graduated scale rear end is provided with sucker, groove is provided with the secondary ruler, writing device is provided with the groove, the writing device includes sliding block and handle, the sliding block upper and lower ends are provided with projection, chute is provided with the groove inwall, the projection is arranged in chute, circular hole is provided with the sliding block, chalk and spring are provided with the circular hole, the spring is arranged between chalk and sliding block, the teaching ruler is not easy to skid when drawing, and can draw multiple angles and pattern.
Description
Technical field
It the utility model is related to a kind of teaching ruler.
Background technology
Teaching is the distinctive personnel training activity of a kind of mankind that the religion of teacher and student are formed.Pass through this work
Dynamic, teacher is purposeful, planned and organized ground guiding student actively consciously learns and accelerated to grasp Cultural Science rudimentary knowledge
And basic skills, promote student's many-side quality to improve comprehensively, the people required for making them turn into society teaches system to student
Scientific knowledge, training of students formed basic skills, skill, the intelligence and ability of Developing Students '.Training student have it is firm just
True political orientation, the world outlook of dialectical materialism and communist moral character.Make student's body normal development, health
Growth.Training student has correct aesthetic standard and impression U.S., appreciates U.S. and create beautiful knowledge and ability.Make students
The ABC of modern industrial and agricultural production, association use the technical ability of basic production instrument.Teaching is completed with wanting high quality and high efficiency
Above-mentioned task, a vital aspect is to must comply with teaching rule, handles indirect experience well and direct experience is combined
Relation, teach knowledge and improve the relation of political consciousness, teach knowledge and the relation to develop intellectually, and the master of performance teacher
Lead effect and mobilizing students enthusiasm, the relation of consciousness.
In current classroom teaching, teacher uses diversified educational aid, although having high-tech computer and throwing
Shadow instrument, but the use of blackboard still occupies very big proportion, especially mathematics class in teaching.How need to map several
Teaching in, we can often see teacher and use various wooden teaching aids.Existing teaching ruler function is single, is typically all
Ruler, angle square, but when drawing some special angles, trouble is will result in, and typically when being drawn on blackboard, due to blackboard
It is very smooth, easily make teaching ruler fixed difficult on blackboard, cause easily to skid when drawing and influence picture accuracy.
Utility model content
In view of this, be not easy to skid when the utility model purpose is to provide a kind of draw, can draw multiple angles and
The teaching ruler of pattern.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of teaching ruler, including graduated scale, master
Chi and secondary ruler, the graduated scale sets main scale, and in lower end, the secondary ruler is arranged on graduated scale right-hand member, and the main scale lower end is provided with
Rotating shaft, the main scale are rotatablely connected by rotating shaft and graduated scale, and the secondary ruler is rotatablely connected by rotating shaft and graduated scale, its feature
It is：The main scale is provided with magnet piece with secondary ruler rear end, and the graduated scale rear end is provided with sucker, is provided with the secondary ruler
Groove, writing device is provided with the groove, the writing device includes sliding block and handle, and the sliding block upper and lower ends are set
There is projection, chute is provided with the groove inwall, the projection is arranged in chute, and circular hole, institute are provided with the sliding block
State and chalk and spring are provided with circular hole, the spring is arranged between chalk and sliding block.
Further, triangle frame, circular frame, diamond and rectangle frame are provided with the main scale, can be carried out more
The drawing of kind pattern, improves plotting speed.
Further, graduation mark is provided with the graduated scale, main scale and secondary ruler, convenient use person draws survey measurements.
Further, the graduated scale front end is provided with pointer, and the pointer lower end is rotated by rotating shaft and graduated scale to be connected
Connect, be user-friendly for angular surveying.
Further, the spring one end is fixedly connected with a slide block, and the another other end abuts with chalk, can release chalk
Circular hole, after avoiding chalk protrusion Slipper from using, it can not be continuing with.
Further, the projection is connected with slide, and the sliding block is slidably connected with groove, facilitates writing device to exist
The enterprising line slip of secondary ruler.
Further, the magnet piece is fixedly installed on the one end of main scale, secondary ruler away from graduated scale, and the sucker is fixed and set
Put and be integrally formed in graduated scale circle centre position, the projection with sliding block, improve the stability of structure.
Further, the graduated scale, main scale and secondary ruler are made up of clear PVC material, are user-friendly for angle and paint
System.
The utility model has the technical effect that following aspect：Triangle frame, circular frame, diamond and the length of setting
Square box, convenient use person draw different patterns and improve plotting speed；The graduated scale of setting, convenient use person draw different angles
The angle of degree；The secondary ruler of setting is by rotating shaft and rotary ruler is rotatablely connected and writing device, is user-friendly for painting circle, with
And convenient use person adjusts the diameter for painting circle as needed；The sucker of setting can be adsorbed on blackboard with magnet piece, avoided
Occur skidding and influenceing picture accuracy during picture.
Brief description of the drawings
Fig. 1 is a kind of overall structure figure of teaching ruler of the application utility model.
Fig. 2 is a kind of rearview of teaching ruler of the application utility model.
Fig. 3 is a kind of structure chart of teaching ruler writing device of the application utility model.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasped.
As Figure 1-3, a kind of teaching ruler, including graduated scale 1, main scale 2 and secondary ruler 3, the graduated scale 1 set main scale 2
In lower end, the secondary ruler 3 is arranged on the right-hand member of graduated scale 1.The graduated scale, main scale and secondary ruler are made up of clear PVC material, convenient
User carries out angle drafting.
The lower end of main scale 2 is provided with rotating shaft 4, and the main scale 2 is rotatablely connected by rotating shaft 4 and graduated scale 1, facilitates main scale
2 are rotated around graduated scale 1, and the secondary ruler 3 is rotatablely connected by rotating shaft 4 and graduated scale 1, facilitates secondary ruler 3 to be carried out around graduated scale 1
Rotate, be provided with triangle frame 5, circular frame 6, diamond 7 and rectangle frame 8 on the main scale 2, multiple patterns can be carried out
Drawing, improve plotting speed.Graduation mark 9 is provided with the graduated scale 1, main scale 2 and secondary ruler 3, convenient use person draws measurement
Reading.The main scale 2 is provided with magnet piece 10 with the rear end of secondary ruler 3, and the magnet piece 10 is iron boron magnets block, can adsorb existing
On some magnet boards, avoid deviation occur when drawing, the magnet piece 10 is fixedly installed on main scale 2, secondary ruler 3 away from graduated scale
1 one end, fixed form can be bonded, Stability Analysis of Structures to be adhesively fixed using common epoxy glue.After the graduated scale 1
End is provided with sucker 11, and the sucker 11 is fixedly installed on the circle centre position of graduated scale 1, and fixed form can use general to be adhesively fixed
Logical epoxy glue is bonded, Stability Analysis of Structures.Sucker 11 can be adsorbed on smooth blackboard surface, occurred when avoiding drawing inclined
Move, improve drafting accuracy.The front end of graduated scale 1 is provided with pointer 12, and the lower end of pointer 12 passes through rotating shaft 4 and graduated scale 1
Rotation connection, is user-friendly for angular surveying.
Groove 13 is provided with the secondary ruler 3, writing device 14 is provided with the groove 13, the writing device 14 wraps
Sliding block 15 and handle 16 are included, the handle 16 is welded on the front end of sliding block 15, is user-friendly for grasping, and the sliding block is about 15
It is provided at both ends with projection 17, described raised 17 to be integrally formed with sliding block 15, improves the stability of structure.On the inwall of groove 13
Be provided with chute 18, described raised 17 are arranged in chute 18, and described raised 17 are slidably connected with chute 18, the sliding block 15 with
Groove 13 is slidably connected, and facilitates writing device 4 in 3 enterprising line slip of secondary ruler.Circular hole 19, the circle are provided with the sliding block 15
Chalk 20 and spring 21 are provided with hole 19, convenient to load chalk 20 and spring 21, the spring 21 is arranged on chalk 20 with sliding
Between block 15.Described one end of spring 21 is fixedly connected with sliding block 15, and to be welded and fixed, the other end supports fixed form with chalk 20
Connect, chalk 20 can be released circular hole 19, after avoiding the protrusion sliding block 15 of chalk 20 part from using, can not be continuing with.
Operation principle：In use, sucker 11 and magnet piece 10 are attached on blackboard, according to the diameter of a circle of required picture,
The present position in secondary ruler 3 of regulating writing device 14, it with sucker 11 is that the center of circle carries out picture circle to catch handle 16, when needing to carry out it
During the drawing of his figure, chalk 20 is taken out from circular hole 19, is placed in the square frame for need graphing and is drawn, when need
When carrying out angular surveying, sucker 11 is adsorbed to the top that need to measure figure, rotating pointer 12, reads the corresponding position of pointer 12
Scale.
The utility model has the technical effect that following aspect：Triangle frame, circular frame, diamond and the length of setting
Square box, convenient use person draw different patterns and improve plotting speed；The graduated scale of setting, convenient use person draw different angles
The angle of degree；The secondary ruler of setting is by rotating shaft and rotary ruler is rotatablely connected and writing device, is user-friendly for painting circle, with
And convenient use person adjusts the diameter for painting circle as needed；The sucker of setting can be adsorbed on blackboard with magnet piece, avoided
Occur skidding and influenceing picture accuracy during picture.
Certainly, it is representative instance of the present utility model above, in addition, the utility model can also have other a variety of
Embodiment, all technical schemes formed using equivalent substitution or equivalent transformation, all falls within the requires of the utility model protection
Within the scope of.
Claims (8)
1. a kind of teaching ruler, including graduated scale, main scale and secondary ruler, the graduated scale sets main scale to be set in lower end, the secondary ruler
In graduated scale right-hand member, the main scale lower end is provided with rotating shaft, and the main scale is rotatablely connected by rotating shaft and graduated scale, the secondary ruler
It is rotatablely connected by rotating shaft and graduated scale, it is characterised in that：The main scale is provided with magnet piece, the graduated scale with secondary ruler rear end
Rear end is provided with sucker, and groove is provided with the secondary ruler, and writing device is provided with the groove, and the writing device includes
Sliding block and handle, the sliding block upper and lower ends are provided with projection, chute are provided with the groove inwall, and the projection is arranged on
In chute, circular hole is provided with the sliding block, chalk and spring are provided with the circular hole, the spring is arranged on chalk and cunning
Between block.
2. teaching ruler according to claim 1, it is characterised in that：Triangle frame, circular frame, prismatic are provided with the main scale
Frame and rectangle frame.
3. teaching ruler according to claim 2, it is characterised in that：Graduation mark is provided with the graduated scale, main scale and secondary ruler.
4. teaching ruler according to claim 3, it is characterised in that：The graduated scale front end is provided with pointer, under the pointer
End is rotatablely connected by rotating shaft and graduated scale.
5. teaching ruler according to claim 4, it is characterised in that：The spring one end is fixedly connected with a slide block, the another other end
Abutted with chalk.
6. teaching ruler according to claim 5, it is characterised in that：The projection is connected with slide, and the sliding block is with leading to
Groove is slidably connected.
7. teaching ruler according to claim 6, it is characterised in that：The magnet piece is fixedly installed on main scale, secondary ruler away from quarter
One end of chi is spent, the sucker is fixedly installed on graduated scale circle centre position, and the projection is integrally formed with sliding block.
8. teaching ruler according to claim 7, it is characterised in that：The graduated scale, main scale and secondary ruler are clear PVC material system
Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158136.4U CN206703793U (en) | 2017-02-20 | 2017-02-20 | A kind of teaching ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158136.4U CN206703793U (en) | 2017-02-20 | 2017-02-20 | A kind of teaching ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206703793U true CN206703793U (en) | 2017-12-05 |
Family
ID=60472791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158136.4U Expired - Fee Related CN206703793U (en) | 2017-02-20 | 2017-02-20 | A kind of teaching ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206703793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147237A (en) * | 2021-04-30 | 2021-07-23 | 浙江工业大学之江学院 | Telescopic multifunctional teaching aid |
-
2017
- 2017-02-20 CN CN201720158136.4U patent/CN206703793U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147237A (en) * | 2021-04-30 | 2021-07-23 | 浙江工业大学之江学院 | Telescopic multifunctional teaching aid |
| CN113147237B (en) * | 2021-04-30 | 2025-04-18 | 浙江工业大学之江学院 | A telescopic multifunctional teaching aid |
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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: 20171205 Termination date: 20190220 |