CN207657473U - A kind of mathematics parallel lines picture-drawing device - Google Patents
A kind of mathematics parallel lines picture-drawing device Download PDFInfo
- Publication number
- CN207657473U CN207657473U CN201721106991.7U CN201721106991U CN207657473U CN 207657473 U CN207657473 U CN 207657473U CN 201721106991 U CN201721106991 U CN 201721106991U CN 207657473 U CN207657473 U CN 207657473U
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- China
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- foot
- bar
- welded
- fixed link
- parallel lines
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- Expired - Fee Related
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- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The utility model is related to a kind of mathematics teaching aids, are in particular a kind of mathematics parallel lines picture-drawing devices, and device can assist the parallel lines of drawing and a known straight line parallel, and when painting parallel lines be not easy it is crooked.The centre position of fixed link is provided with clip slot of starting writing, and there is anti-slip rubber piece at the both ends of fixed link by being welded and connected with anti-slip rubber tablet seat, the lower end of anti-slip rubber tablet seat by bonding connection；Scale slot is evenly equipped in foot bar, the upper end of foot bar is connected with upper stopper by being welded with, and there are two foot bars, and two foot bars are respectively welded at the both ends of fixed link；Motion bar is provided at both ends with sliding sleeve, the rectangular channel of corresponding foot bar is provided on sliding sleeve, there is pulley by pin connection on two sliding sleeves, it is connected through a screw thread trip bolt on the sliding sleeve in left side, the upper end of two sliding sleeves is by being welded and connected with round seat, long guide rod is connected by screw between two round seats, motion bar is inserted in by two sliding sleeves thereon in two foot bars.
Description
Technical field
The utility model is related to a kind of mathematics teaching aids, are in particular a kind of mathematics parallel lines picture-drawing devices.
Background technology
There are one a kind of of Patent No. CN201120049634.8 to facilitate ruler now, a kind of to facilitate ruler by main scale
(1), auxiliary scale one (2), auxiliary scale two (3), main scale mating groove (4), main scale is small raised (5), one matching hole of auxiliary scale (6), and auxiliary scale two is small
Raised (7) are constituted, and mainly solve that existing functions of ruler is single, awkward deficiency, and user, which passes through, rotates auxiliary scale one, auxiliary scale
Two and the angle of main scale can be used as any angle set square, compasses, long ruler, amount by changing position of the auxiliary scale two on main scale
Angle device, parallel lines drawing ruler use, and bring larger convenience for user, and processing technology is simple, cost is relatively low, is suitble to learning
It is promoted the use of in raw group and the staff group of design drawing.This device is not suitable for drawing parallel lines.
Invention content
The utility model is related to a kind of mathematics teaching aids, are in particular a kind of mathematics parallel lines picture-drawing devices, including solid
Fixed pole, foot bar, motion bar and pen clip, device can assist drawing and the parallel lines of a known straight line parallel, and when painting
Parallel lines are not easy crooked.
Clip slot of starting writing, anti-slip rubber tablet seat and anti-slip rubber piece, the interposition of fixed link are provided in the fixed link
It installs and is equipped with clip slot of starting writing, by being welded and connected with anti-slip rubber tablet seat, the lower end of anti-slip rubber tablet seat is logical at the both ends of fixed link
Crossing bonding connection has anti-slip rubber piece；
It is provided with scale slot and upper stopper in the foot bar, scale slot is evenly equipped in foot bar, the upper end of foot bar passes through weldering
It is connected to and is connected with upper stopper, there are two foot bars, and two foot bars are respectively welded at the both ends of fixed link；
Pulley, sliding sleeve, trip bolt, long guide rod, round seat and upper pen clip slot are provided on the motion bar, motion bar
It is provided at both ends with sliding sleeve, sliding sleeve is structure as a whole with motion bar, is provided with the rectangular channel of corresponding foot bar on sliding sleeve, on two sliding sleeves
There is pulley by pin connection, trip bolt has been connected through a screw thread on the sliding sleeve in left side, the upper end of two sliding sleeves passes through weldering
It is connected to round seat in succession, long guide rod has been connected by screw between two round seats, motion bar is inserted in two by two sliding sleeves thereon
In a foot bar；
The pen clip includes right folder, Zuo Jia, connecting plate, two-flight screw and hand spinning roller, right folder, left folder and upper is welded
There is connecting plate, the slot of corresponding long guide rod is provided on connecting plate, the centre of two-flight screw is welded with hand spinning roller, two-flight screw
Left end be plus thread, the right end of two-flight screw is left-hand thread, and two-flight screw both ends pass through screw thread and connecting plate matched respectively
It closes, two connecting plates are inserted on long guide rod.
Preferably, the foot bar is vertical with fixed link.
Preferably, the front end face of the sliding sleeve passes through the central axes that right folder and left folder are formed.
Preferably, the fixed link is parallel with motion bar.
Preferably, the right folder, left folder are vertical with motion bar.
A kind of mathematics parallel lines picture-drawing device of the utility model has the beneficial effect that：
A kind of mathematics parallel lines picture-drawing device of the utility model, device can assist drawing and known straight line parallel
Parallel lines, and when painting parallel lines be not easy it is crooked.
Description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural schematic diagram of mathematics parallel lines picture-drawing device of the utility model；
Fig. 2 is the structural schematic diagram of motion bar；
Fig. 3 is the structural schematic diagram of pen clip.
In figure：Fixed link 1；Start writing clip slot 1-1；Anti-slip rubber tablet seat 1-2；Anti-slip rubber piece 1-3；Foot bar 2；Scale slot 2-
1；Upper stopper 2-2；Motion bar 3；Pulley 3-1；Sliding sleeve 3-2；Trip bolt 3-3；Long guide rod 3-4；Round seat 3-5；Upper pen clip slot 3-
6；Pen clip 4；Right folder 4-1；Left folder 4-2；Connecting plate 4-3；Two-flight screw 4-4；Hand spinning roller 4-5.
Specific implementation mode
Specific implementation mode one：
Illustrate present embodiment with reference to Fig. 1-3, the utility model is related to a kind of mathematics teaching aids, are in particular one
Kind mathematics parallel lines picture-drawing device, including fixed link 1, foot bar 2, motion bar 3 and pen clip 4, device can assist drawing and one
The parallel lines of known straight line parallel, and when painting parallel lines be not easy it is crooked.
The clip slot 1-1 that starts writing, anti-slip rubber tablet seat 1-2 and anti-slip rubber piece 1-3 are provided in the fixed link 1, it is fixed
The centre position of bar 1 is provided with the clip slot 1-1 that starts writing, and the both ends of fixed link 1 are prevented by being welded and connected with anti-slip rubber tablet seat 1-2
There is anti-slip rubber piece 1-3 in the lower end of sliding rubber tablet seat 1-2 by bonding connection；
It is provided with scale slot 2-1 and upper stopper 2-2 in the foot bar 2, scale slot 2-1, foot bar 2 are evenly equipped in foot bar 2
Upper end be connected with upper stopper 2-2 by being welded with, there are two foot bars 2, and two foot bars 2 are respectively welded at the both ends of fixed link 1；
Be provided on the motion bar 3 pulley 3-1, sliding sleeve 3-2, trip bolt 3-3, long guide rod 3-4, round seat 3-5 and
Upper pen clip slot 3-6, motion bar 3 are provided at both ends with sliding sleeve 3-2, and sliding sleeve 3-2 is structure as a whole with motion bar 3, is set on sliding sleeve 3-2
It is equipped with the rectangular channel of corresponding foot bar 2, has pulley 3-1 by pin connection on two sliding sleeve 3-2, passes through on the sliding sleeve 3-2 in left side
Be threaded with the upper end of trip bolt 3-3, two sliding sleeve 3-2 by being welded and connected with round seat 3-5, two round seat 3-5 it
Between be connected by screw long guide rod 3-4, motion bar 3 is inserted in by two sliding sleeve 3-2 thereon in two foot bars 2；
The pen clip 4 includes right folder 4-1, left folder 4-2, connecting plate 4-3, two-flight screw 4-4 and hand spinning roller 4-5, the right side
Folder 4-1, left folder 4-2 and it is upper be welded with connecting plate 4-3, the slot of the long guide rod 3-4 of correspondence, double thread are provided on connecting plate 4-3
The left end that the centre of screw rod 4-4 is welded with hand spinning roller 4-5, two-flight screw 4-4 is plus thread, the right end of two-flight screw 4-4
For left-hand thread, the both ends two-flight screw 4-4 are coordinated by screw thread and connecting plate 4-3 respectively, and two connecting plate 4-3 are inserted in length and lead
On bar 3-4.
The foot bar 2 is vertical with fixed link 1.
The front end face of the sliding sleeve 3-2 passes through the central axes that right folder 4-1 and left folder 4-2 are formed.
The fixed link 1 is parallel with motion bar 3.
Right folder 4-1, the left folder 4-2 is vertical with motion bar 3.
A kind of operation principle of mathematics parallel lines picture-drawing device of the utility model：Motion bar 3 can be slided in two foot bars 2
Dynamic, for adjusting the distance between fixed link 1 and motion bar 3, the setting of pulley 3-1 is slided convenient for motion bar 3, trip bolt 3-
3 can fix motion bar 3, and turn hand spinning roller 4-5 can adjust the distance between right folder 4-1 and left folder 4-2 and live pen clip,
By fixed link 1 with one known to it is aligned, by penholder enter between right folder 4-1 and left folder 4-2 mobile pen clip 4 can paint with
Know the parallel lines of straight line parallel.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the scope of protection of the utility model.
Claims (5)
1. a kind of mathematics parallel lines picture-drawing device, including fixed link (1), foot bar (2), motion bar (3) and pen clip (4), feature
It is：Clip slot of starting writing (1-1), anti-slip rubber tablet seat (1-2) and anti-slip rubber piece (1-3) are provided in the fixed link (1),
The centre position of fixed link (1) is provided with clip slot of starting writing (1-1), and the both ends of fixed link (1) are by being welded and connected with anti-slip rubber
There is anti-slip rubber piece (1-3) in the lower end of tablet seat (1-2), anti-slip rubber tablet seat (1-2) by bonding connection；
It is provided with scale slot (2-1) and upper stopper (2-2) in the foot bar (2), scale slot (2-1) is evenly equipped in foot bar (2),
The upper end of foot bar (2) is connected with upper stopper (2-2) by being welded with, and there are two foot bars (2), and two foot bars (2) are respectively welded at
The both ends of fixed link (1)；
Pulley (3-1), sliding sleeve (3-2), trip bolt (3-3), long guide rod (3-4), round seat are provided on the motion bar (3)
(3-5) and upper pen clip slot (3-6), motion bar (3) are provided at both ends with sliding sleeve (3-2), and sliding sleeve (3-2) is one with motion bar (3)
Body structure is provided with the rectangular channel of corresponding foot bar (2) on sliding sleeve (3-2), has pulley by pin connection on two sliding sleeves (3-2)
(3-1) has been connected through a screw thread trip bolt (3-3) on the sliding sleeve (3-2) in left side, and the upper end of two sliding sleeves (3-2) passes through
It is welded and connected with round seat (3-5), long guide rod (3-4) has been connected by screw between two round seats (3-5), motion bar (3) passes through
Two sliding sleeves (3-2) thereon are inserted on two foot bars (2)；
The pen clip (4) includes right folder (4-1), left folder (4-2), connecting plate (4-3), two-flight screw (4-4) and hand spinning roller
(4-5), right folder (4-1), left folder (4-2) and it is upper be welded with connecting plate (4-3), corresponding length is provided on connecting plate (4-3) and is led
The centre of the slot of bar (3-4), two-flight screw (4-4) is welded with hand spinning roller (4-5), and the left end of two-flight screw (4-4) is just
The right end of screw thread, two-flight screw (4-4) is left-hand thread, and the both ends two-flight screw (4-4) pass through screw thread and connecting plate (4- respectively
3) coordinate, two connecting plates (4-3) are inserted on long guide rod (3-4).
2. a kind of mathematics parallel lines picture-drawing device according to claim 1, it is characterised in that：The foot bar (2) with it is solid
Fixed pole (1) is vertical.
3. a kind of mathematics parallel lines picture-drawing device according to claim 1, it is characterised in that：The sliding sleeve (3-2)
Front end face passes through the central axes that right folder (4-1) and left folder (4-2) are formed.
4. a kind of mathematics parallel lines picture-drawing device according to claim 1, it is characterised in that：The fixed link (1) with
Motion bar (3) is parallel.
5. a kind of mathematics parallel lines picture-drawing device according to claim 1, it is characterised in that：It is the right folder (4-1), left
It is vertical with motion bar (3) to press from both sides (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106991.7U CN207657473U (en) | 2017-08-31 | 2017-08-31 | A kind of mathematics parallel lines picture-drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106991.7U CN207657473U (en) | 2017-08-31 | 2017-08-31 | A kind of mathematics parallel lines picture-drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207657473U true CN207657473U (en) | 2018-07-27 |
Family
ID=62936808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721106991.7U Expired - Fee Related CN207657473U (en) | 2017-08-31 | 2017-08-31 | A kind of mathematics parallel lines picture-drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207657473U (en) |
-
2017
- 2017-08-31 CN CN201721106991.7U patent/CN207657473U/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: 20180727 Termination date: 20190831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |