CN206124548U - Drawing rule is used in collapsible natural sciences teaching of conveniently carrying - Google Patents
Drawing rule is used in collapsible natural sciences teaching of conveniently carrying Download PDFInfo
- Publication number
- CN206124548U CN206124548U CN201620892111.2U CN201620892111U CN206124548U CN 206124548 U CN206124548 U CN 206124548U CN 201620892111 U CN201620892111 U CN 201620892111U CN 206124548 U CN206124548 U CN 206124548U
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- China
- Prior art keywords
- ruler plate
- arc
- ruler
- rectangular channel
- shaped side
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- Expired - Fee Related
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- 239000007787 solid Substances 0.000 claims 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a drawing rule is used in collapsible natural sciences teaching of conveniently carrying, including first ruler board and second ruler board, the first half top of first ruler board is equipped with arc limit no. 1, fixedly connected with rotation ring no. 1 is gone up on arc limit no. 1, be equipped with dovetail groove no. 1, dovetail groove no. 2 and semi -circular groove in the first half of first ruler board respectively, but be equipped with beta structure between the first half of first ruler board and the latter half, this drawing rule has various graphics primitives through design on first ruler board and second ruler board, make things convenient for student's drawing more, through rotation ring no. 1, the setting of rotation ring no. 2 and rotation axis, can realize that the rotatory of this a first ruler board and second ruler board merges and connect, but can realize the further folding of first ruler board and second ruler board through beta structure, can effectively reduce the occupation of land space of this drawing rule, and portability is obtained.
Description
Technical field
This utility model is related to drawing rule field, specially a kind of science teaching drawing rule of folding square Portable belt.
Background technology
Drawing instrument is a set of critically important instrument for senior middle school student majored in science, but due to drawing rule species it is more, such as
Fruit inconvenience collection and uses per equally all possessing one, not only, and because of taking up too much space and not Portable belt, on market
There is the drawing rule that the various drawing instruments of many similar set are integrated, but it is generally individually not foldable, therefore portability just big discounting
Button, in consideration of it, a kind of it is proposed that science teaching drawing rule of folding square Portable belt.
Utility model content
The purpose of this utility model is to provide a kind of science teaching drawing rule of folding square Portable belt, with solution
State the problem proposed in background technology.
For achieving the above object, this utility model provides following technical scheme：A kind of natural sciences religion of folding square Portable belt
Drawing rule, including the first ruler plate and the second ruler plate, the top half top of the first ruler plate is provided with arc-shaped side
One, rotating ring one is fixedly connected with the arc-shaped side one, it is respectively equipped with the top half of the first ruler plate trapezoidal
Groove one, dovetail groove two and semi-circular groove, between the top half of the first ruler plate and the latter half folding structure is provided with,
The latter half of the first ruler plate is provided with variously-shaped figure nib, and the bottom of the first ruler plate the latter half is consolidated
Dingan County is equipped with fixed cover, and compass needle is provided with the fixed cover, and the first ruler plate is provided with scale away from the side of arc-shaped side one；
The first ruler plate near arc-shaped side one side it is adjacent be provided with the second ruler plate, the second ruler plate it is upper
Half part top is provided with arc-shaped side two, is fixedly connected with rotating ring two on the arc-shaped side two, the second ruler plate it is upper
Vee gutter one, vee gutter two and protractor, the top half of the second ruler plate and the latter half are provided with half part
Between be provided with folding structure, the latter half bottom of the second ruler plate is installed with fixed cover, in the fixed cover
Picture pen is provided with, the second ruler plate is provided with scale away from the side of arc-shaped side two；
Mutually it is rotatably connected by rotary shaft between the rotating ring one and rotating ring two, the He of the rotating ring one
The top of rotating ring two is provided with rule head.
Preferably, mutually correspond between the dovetail groove one and vee gutter one, between dovetail groove two and vee gutter two
Mutually correspondence, mutually corresponds between semi-circular groove and protractor, and the radius of semi-circular groove is more than the radius of protractor.
Preferably, the fixed cover top is provided with screwed hole, and screw is provided with screwed hole, is realized by screwed hole and screw
The loosening in fixed cover of compass needle and picture pen and screw.
Preferably, the bottom surface of the top half of the first ruler plate and the second ruler plate is equipped with rectangular channel one and rectangle
The top surface of the latter half of groove two, the first ruler plate and the second ruler plate is equipped with fixed block and rectangular channel two, the rectangular channel
Being provided with two can be along the middle Flexible Connector for folding, and rectangular channel one, rectangular channel two, fixed block and Flexible Connector are collectively formed
Folding structure, and the A/F of rectangular channel two is less than its bottom width, the length of Flexible Connector is grown less than rectangular channel two
The twice of degree, Flexible Connector two ends are respectively and fixedly provided with fixture block, and the width of fixture block is more than the A/F of rectangular channel two, less than rectangle
The bottom width of groove two.
Preferably, the arc-shaped side one and arc-shaped side two are the arc of quarter circular arc, arc-shaped side one and arc-shaped side two
Long equal and mutual correspondence.
Preferably, the diameter of the rotating ring one, the diameter of rotating ring two, the end face length of the first ruler plate and
The end face length of two ruler plates is equal.
Preferably, the latter half of the first ruler plate is provided with variously-shaped figure nib.
Compared with prior art, the beneficial effects of the utility model are：The drawing rule is by the first ruler plate and second
Various drawing instruments, the drawing of convenient student, by rotating ring one, rotating ring two and rotation are designed with ruler plate
The setting of axle, the rotation for being capable of achieving the first ruler plate and second ruler plate merges and connects, can be real by folding structure
The further folding of existing first ruler plate and the second ruler plate, can effectively reduce the occupation of land space of the drawing rule, easily facilitate and take
Band.
Description of the drawings
Fig. 1 is this utility model structural representation；
Fig. 2 is the front view of the first ruler plate and the second ruler plate；
Fig. 3 is the side view of the first ruler plate and the second ruler plate；
Fig. 4 is the structural representation of folding structure；
Fig. 5 is the partial sectional view of folding structure.
In figure：First ruler plate 1, the second ruler plate 2, arc-shaped side 1, rotating ring 1, dovetail groove 1, dovetail groove two
6th, semi-circular groove 7, folding structure 8, rectangular channel 1, rectangular channel 2 82, fixed block 83, Flexible Connector 84, figure nib
9th, fixed cover 10, compass needle 11, arc-shaped side 2 12, rotating ring 2 13, vee gutter 1, vee gutter 2 15, protractor 16,
Picture pen 17, rotary shaft 18, rule 19.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-5 are referred to, this utility model provides a kind of technical scheme：A kind of science teaching of folding square Portable belt is used
Drawing rule, including the first ruler plate 1 and the second ruler plate 2, the top half top of the first ruler plate 1 is provided with arc-shaped side 1, arc
Rotating ring 1 is fixedly connected with shape side 1, dovetail groove 1, trapezoidal is respectively equipped with the top half of the first ruler plate 1
Groove 26 and semi-circular groove 7, are provided with folding structure 8, the first ruler between the top half of the first ruler plate 1 and the latter half
The latter half of plate 1 is provided with variously-shaped figure nib 9, and the bottom of the latter half of the first ruler plate 1 is installed with fixation
Compass needle 11 is provided with set 10, fixed cover 10, the first ruler plate 1 is provided with scale away from the side of arc-shaped side 1.
First ruler plate 1 adjacent is provided with the second ruler plate 2, the first half of the second ruler plate 2 near the side of arc-shaped side 1
Point top is provided with arc-shaped side 2 12, and arc-shaped side 1 and arc-shaped side 2 12 are quarter circular arc, arc-shaped side 1 and arc-shaped side
2 12 arc length is equal and mutual correspondence, is fixedly connected with rotating ring 2 13 on arc-shaped side 2 12, rotating ring 1 it is straight
The end face length of footpath, the diameter of rotating ring 2 13, the end face length of the first ruler plate 1 and the second ruler plate 2 is equal, and second
Vee gutter 1, vee gutter 2 15 and protractor 16, dovetail groove 1 and triangle are provided with the top half of ruler plate 2
Mutually correspond between groove 1, mutually correspond between dovetail groove 26 and vee gutter 2 15, semi-circular groove 7 and protractor 16 it
Between mutually correspond to, and the radius of semi-circular groove 7 is more than the radius of protractor 16, the top half of the second ruler plate 2 and lower half
The bottom surface an of/top half for being provided with folding structure 8, the first ruler plate 1 and the second ruler plate 2 is equipped with rectangular channel one
81 and the top surface of the latter half of rectangular channel 2 82, the first ruler plate 1 and the second ruler plate 2 be equipped with fixed block 83 and rectangular channel
2 82, being provided with rectangular channel 2 82 can be along the middle Flexible Connector 84 for folding, rectangular channel 1, rectangular channel 2 82, fixed block
83 and Flexible Connector 84 collectively form folding structure 8, and the A/F of rectangular channel 2 82 is less than its bottom width, elasticity
Less than the twice of the length of rectangular channel 2 82, the two ends of Flexible Connector 84 are respectively and fixedly provided with fixture block, the width of fixture block to the length of connector 84
Degree is more than the A/F of rectangular channel 2 82, less than the bottom width of rectangular channel 2 82, the latter half bottom of the second ruler plate 2
It is installed with fixed cover 10, fixed cover 10 and is provided with picture pen 17, the top of fixed cover 10 is provided with screwed hole, is provided with screwed hole
Screw, realizes the loosening in fixed cover 10 of compass needle 11 and picture pen 17 and screws, the second ruler plate 2 by screwed hole and screw
Scale is provided with away from the side of arc-shaped side 2 12.
Mutually be rotatably connected by rotary shaft 18 between rotating ring 1 and rotating ring 2 13, rotating ring 1 and rotation
The top for turning annulus 2 13 is provided with rule 19.
Operation principle：Rotating ring 1 and rotating ring 2 13 and rotary shaft 18 collectively form a rotational structure, pass through
The rotational structure rotates the first ruler plate 1 and the second ruler plate 2 to straightened condition, so as to realize the function of ruler, incite somebody to action the two
Supreme following contact condition is rotated, now dovetail groove 1 and vee gutter 1 collectively form isosceles right angle triangle, dovetail groove
26 and vee gutter 2 15 collectively form the right angle triangle that wherein a jiao is 30 degree, various figure nibs 9 can be relatively simple
Various figures are drawn, the first ruler plate 1, the second ruler plate 2, rule 19, picture pen 17 and compass needle 11 collectively form compasses, pass through
Rotational structure adjusts corresponding angle, and by fixed cover 10 and screw the elastic of compass needle 11 and picture pen 17 is realized, not the used time, draws
Dynamic first ruler plate 1 and the second ruler plate 2, fixed block 83 and Flexible Connector 84 can be from rectangular channels 1 and rectangular channel 2 82
Pull out, then by Flexible Connector 84 along middle bending, you can the folding of ruler plate is realized, described in when using in the same manner, straight elasticity is broken
Connector 84, then fixed block 83 and Flexible Connector 84 are filled in rectangular channel 1 and rectangular channel 2 82, the inlay card of fixed block 83
So as to gliding or loosening inside rectangular channel 1, the function of others drawing instrument is so capable of achieving.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of science teaching drawing rule of folding square Portable belt, including the first ruler plate (1) and the second ruler plate (2),
It is characterized in that：The top half top of the first ruler plate (1) is provided with arc-shaped side one (3), solid on the arc-shaped side one (3)
Surely rotating ring one (4) is connected with, in the top half of the first ruler plate (1) dovetail groove one (5), dovetail groove is respectively equipped with
Two (6) and semi-circular groove (7), it is provided with folding structure between the top half of the first ruler plate (1) and the latter half
(8), the bottom of the first ruler plate (1) the latter half is installed with fixed cover (10), the fixed cover (10) and is provided with
Compass needle (11), the first ruler plate (1) is provided with scale away from the side of arc-shaped side one (3)；
The side of the close arc-shaped side one (3) of the first ruler plate (1) is adjacent to be provided with the second ruler plate (2), second ruler
The top half top of plate (2) is provided with arc-shaped side two (12), and on the arc-shaped side two (12) rotating ring two is fixedly connected with
(13), vee gutter one (14), vee gutter two (15) and protractor are provided with the top half of the second ruler plate (2)
(16) folding structure (8), second ruler, are provided between the top half of the second ruler plate (2) and the latter half
The latter half bottom of plate (2) is installed with fixed cover (10), is provided with picture pen (17) in the fixed cover (10), and described the
Two ruler plates (2) are provided with scale away from the side of arc-shaped side two (12)；
Mutually it is rotatably connected by rotary shaft (18) between the rotating ring one (4) and rotating ring two (13), the rotation
The top of annulus one (4) and rotating ring two (13) is provided with rule head (19).
2. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
Mutually correspond between dovetail groove one (5) and vee gutter one (14), it is mutually right between dovetail groove two (6) and vee gutter two (15)
Should, mutually correspond between semi-circular groove (7) and protractor (16), and the radius of semi-circular groove (7) is more than the half of protractor (16)
Footpath.
3. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
Fixed cover (10) top is provided with screwed hole, and screw is provided with screwed hole, realizes compass needle (11) by screwed hole and screw and draws
Pen (17) loosening in fixed cover (10) and screw.
4. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
The bottom surface of the top half of the first ruler plate (1) and the second ruler plate (2) is equipped with rectangular channel one (81) and rectangular channel two (82),
The top surface of the latter half of the first ruler plate (1) and the second ruler plate (2) is equipped with fixed block (83) and rectangular channel two (82), institute
State that be provided with rectangular channel two (82) can be rectangular channel one (81), rectangular channel two (82), solid along the middle Flexible Connector (84) for folding
Determine block (83) and Flexible Connector (84) collectively forms folding structure (8), and the A/F of rectangular channel two (82) is less than it
Bottom width, the length of Flexible Connector (84) is less than the twice of the length of rectangular channel two (82), and Flexible Connector (84) two ends are equal
Fixture block is fixed with, the width of fixture block is more than the A/F of rectangular channel two (82), less than the bottom width of rectangular channel two (82).
5. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
The arc length that arc-shaped side one (3) and arc-shaped side two (12) are quarter circular arc, arc-shaped side one (3) and arc-shaped side two (12) is equal
And it is mutually corresponding.
6. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
The diameter of rotating ring one (4), the diameter of rotating ring two (13), the end face length of the first ruler plate (1) and the second ruler plate
(2) end face length is equal.
7. the science teaching drawing rule of a kind of folding square Portable belt according to claim 1, it is characterised in that：It is described
The latter half of the first ruler plate (1) is provided with variously-shaped figure nib (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892111.2U CN206124548U (en) | 2016-08-09 | 2016-08-09 | Drawing rule is used in collapsible natural sciences teaching of conveniently carrying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892111.2U CN206124548U (en) | 2016-08-09 | 2016-08-09 | Drawing rule is used in collapsible natural sciences teaching of conveniently carrying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206124548U true CN206124548U (en) | 2017-04-26 |
Family
ID=58564423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620892111.2U Expired - Fee Related CN206124548U (en) | 2016-08-09 | 2016-08-09 | Drawing rule is used in collapsible natural sciences teaching of conveniently carrying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206124548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107696757A (en) * | 2016-08-09 | 2018-02-16 | 吕可山 | A kind of science teaching drawing rule of folding square Portable belt |
-
2016
- 2016-08-09 CN CN201620892111.2U patent/CN206124548U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107696757A (en) * | 2016-08-09 | 2018-02-16 | 吕可山 | A kind of science teaching drawing rule of folding square Portable belt |
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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: 20170426 Termination date: 20170809 |