CN209426433U - A kind of senior middle school's natural sciences drafting instrument - Google Patents
A kind of senior middle school's natural sciences drafting instrument Download PDFInfo
- Publication number
- CN209426433U CN209426433U CN201820273571.6U CN201820273571U CN209426433U CN 209426433 U CN209426433 U CN 209426433U CN 201820273571 U CN201820273571 U CN 201820273571U CN 209426433 U CN209426433 U CN 209426433U
- Authority
- CN
- China
- Prior art keywords
- ruler
- set square
- fixedly connected
- gag lever
- lever post
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of senior middle school's natural sciences drafting instruments, including set square, the surface of the set square offers protractor, one end hinge connection of the set square has ruler, the side wall of the set square is fixedly connected with that there are two limit plates corresponding with ruler both ends respectively, the surface of the limit plate offers limit hole, the side wall of the ruler is opened up there are two cylinder groove corresponding with limit hole, the inside of the cylinder groove is fixedly connected with gag lever post by reset spring, the surface of the ruler offers groove corresponding with cylinder groove, the gag lever post is vertically fixedly connected with pull rod close to one end of cylinder groove, the pull rod is goed deep into groove far from one end of gag lever post by through-hole, and it is fixedly connected with pulling plate, the pulling plate stretches out outside groove.The structure of the utility model designs advantages of simple, easy to operate, so that a variety of drafting instruments is integrated, convenient for the use of teaching.
Description
Technical field
The utility model relates to education and instruction technical field more particularly to a kind of senior middle school's natural sciences drafting instruments.
Background technique
Mathematics is the Men Xueke for studying the concepts such as quantity, structure, variation, space and information, belongs in terms of certain angle
In one kind of formal science.During the mathematical education of senior middle school, teacher is frequently necessary to be charted on blackboard to student
It imparts knowledge to students, common drafting instrument has ruler, set square, and protractor and compasses etc. are required to take when being imparted knowledge to students every time
With a large amount of drafting instrument, very trouble.Today there is also many devices of novel setting to be combined above-mentioned drafting instrument,
But there are many inconvenient places in use.
Utility model content
Purpose of the utility model is to solve be required to carry a large amount of system when being imparted knowledge to students every time in the prior art
Figure tool, very troublesome problem, and a kind of senior middle school's natural sciences drafting instrument proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of senior middle school's natural sciences drafting instrument, including set square, the surface of the set square offer protractor, the triangle
One end hinge connection of plate has a ruler, and the side wall of the set square is fixedly connected with that there are two limits corresponding with ruler both ends respectively
Plate, the surface of the limit plate offer limit hole, and the side wall of the ruler is opened up there are two cylinder groove corresponding with limit hole,
The inside of the cylinder groove is fixedly connected with gag lever post by reset spring, and the surface of the ruler offers corresponding with cylinder groove
Groove, the gag lever post is vertically fixedly connected with pull rod, the one end of the pull rod far from gag lever post close to one end of cylinder groove
Goed deep into groove by through-hole, and be fixedly connected with pulling plate, the pulling plate stretches out outside groove.
Preferably, the bar wall Symmetrical vertical of the gag lever post is fixedly connected there are two sliding block, and the side wall of the cylinder groove is opened
Equipped with the sliding slot to match with sliding block.
Preferably, the gag lever post is embedded with Universal caster far from one end of cylinder groove.
Preferably, the surface of the set square and ruler is equipped with scale.
Preferably, the surface of the set square and ruler is fixed with multiple magnets.
Preferably, the surface of the pulling plate is fixed with one layer of anti-skid rubber cushion.
Compared with prior art, the utility model provides a kind of senior middle school's natural sciences drafting instrument, have it is following the utility model has the advantages that
Senior middle school's natural sciences drafting instrument, by the set square being equipped with, the surface of set square offers protractor, set square
One end hinge connection has ruler, and a variety of drafting instruments is made to be integrated, convenient for the use of teaching, and the limit plate by being equipped with,
The cylinder groove that ruler side wall offers, gag lever post are protruded into limit hole by the elastic force of reset spring, can make ruler and triangle
Plate is fixedly connected, and convenient for drawing and carrying, when needing to unlock to ruler, pulls pull rod, pull rod band by pulling plate
Dynamic gag lever post is mobile, and then extracts gag lever post out of limit hole out, can unlock, convenient for the use storage to ruler.
And be not directed to part in the device and be the same as those in the prior art or can be realized by using the prior art, this is practical
Novel structure designs advantages of simple, easy to operate, so that a variety of drafting instruments is integrated, convenient for the use of teaching.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of senior middle school's natural sciences drafting instrument structural schematic diagram；
Fig. 2 be the utility model proposes a kind of senior middle school's natural sciences drafting instrument partial structure diagram.
In figure: 1 set square, 2 protractors, 3 rulers, 4 limit plates, 5 limit holes, 6 cylinder grooves, 7 reset springs, 8 gag lever posts,
9 grooves, 10 pull rods, 11 pulling plates, 12 sliding blocks, 13 sliding slots, 14 Universal casters, 15 scales, 16 magnets.
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.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of senior middle school's natural sciences drafting instrument, including set square 1, the surface of set square 1 offer protractor
2, one end hinge connection of set square 1 has a ruler 3, and the side wall of set square 1 is fixedly connected with that there are two corresponding with 3 both ends of ruler respectively
Limit plate 4, the surface of limit plate 4 offers limit hole 5, and the side wall of ruler 3 opens up that there are two cylinders corresponding with limit hole 5
The inside of slot 6, cylinder groove 6 is fixedly connected with gag lever post 8 by reset spring 7, and the surface of ruler 3 offers right with cylinder groove 6
The groove 9 answered, gag lever post 8 are vertically fixedly connected with pull rod 10 close to one end of cylinder groove 6, pull rod 10 far from gag lever post 8 one
End is goed deep into groove 9 by through-hole, and is fixedly connected with pulling plate 11, and pulling plate 11 stretches out outside groove 9, and the bar wall of gag lever post 8 is symmetrical
It is vertically fixedly connected there are two sliding block 12, the side wall of cylinder groove 6 offers the sliding slot 13 to match with sliding block 12, and gag lever post 8 is remote
One end from cylinder groove 6 is embedded with Universal caster 14, and the surface of set square 1 and ruler 3 is equipped with scale 15, set square 1 and straight
The surface of ruler 3 is fixed with multiple magnets 16, and the surface of pulling plate 11 is fixed with one layer of anti-skid rubber cushion.
In the utility model, in use, the surface of set square 1 offers protractor 2, triangle by the set square 1 being equipped with
One end hinge connection of plate 1 has ruler 3, and a variety of drafting instruments is made to be integrated, convenient for the use of teaching, and the limit by being equipped with
Position plate 4, the cylinder groove 6 that 3 side wall of ruler offers, gag lever post 8 are protruded into limit hole 5 by the elastic force of reset spring 7, can be made
Ruler 3 is fixedly connected with set square 1, convenient for drawing and carrying, when needing to unlock to ruler 3, passes through pulling plate 11
Pull rod 10 is pulled, it is mobile that pull rod 10 drives gag lever post 8, and then extracts gag lever post 8 out of limit hole 5 out, can unlock, just
In the use storage to ruler 3.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of senior middle school's natural sciences drafting instrument, including set square (1), which is characterized in that the surface of the set square (1) offers
One end hinge connection of protractor (2), the set square (1) has ruler (3), and the side wall of the set square (1) is fixedly connected with
Two limit plates (4) corresponding with ruler (3) both ends respectively, the surface of the limit plate (4) offers limit hole (5), described
The side wall of ruler (3) is opened up there are two cylinder groove (6) corresponding with limit hole (5), and the inside of the cylinder groove (6) passes through reset
Spring (7) is fixedly connected with gag lever post (8), and the surface of the ruler (3) offers groove (9) corresponding with cylinder groove (6), institute
It states gag lever post (8) to be vertically fixedly connected with pull rod (10) close to the one end of cylinder groove (6), the pull rod (10) is far from gag lever post
(8) one end is goed deep into groove (9) by through-hole, and is fixedly connected with pulling plate (11), and the pulling plate (11) stretches out groove (9)
Outside.
2. a kind of senior middle school's natural sciences drafting instrument according to claim 1, which is characterized in that the bar wall of the gag lever post (8)
Symmetrical vertical is fixedly connected there are two sliding block (12), and the side wall of the cylinder groove (6) offers the cunning to match with sliding block (12)
Slot (13).
3. a kind of senior middle school's natural sciences drafting instrument according to claim 1, which is characterized in that the gag lever post (8) is far from circle
One end of column slot (6) is embedded with Universal caster (14).
4. a kind of senior middle school's natural sciences drafting instrument according to claim 1, which is characterized in that the set square (1) and ruler
(3) surface is equipped with scale (15).
5. a kind of senior middle school's natural sciences drafting instrument according to claim 1, which is characterized in that the set square (1) and ruler
(3) surface is fixed with multiple magnets (16).
6. a kind of senior middle school's natural sciences drafting instrument according to claim 1, which is characterized in that the surface of the pulling plate (11) is solid
Surely it is equipped with one layer of anti-skid rubber cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820273571.6U CN209426433U (en) | 2018-02-27 | 2018-02-27 | A kind of senior middle school's natural sciences drafting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820273571.6U CN209426433U (en) | 2018-02-27 | 2018-02-27 | A kind of senior middle school's natural sciences drafting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209426433U true CN209426433U (en) | 2019-09-24 |
Family
ID=68000678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820273571.6U Expired - Fee Related CN209426433U (en) | 2018-02-27 | 2018-02-27 | A kind of senior middle school's natural sciences drafting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209426433U (en) |
-
2018
- 2018-02-27 CN CN201820273571.6U patent/CN209426433U/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 |
Granted publication date: 20190924 Termination date: 20200227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |