CN107433805A - A kind of drawing line in teaching device - Google Patents
A kind of drawing line in teaching device Download PDFInfo
- Publication number
- CN107433805A CN107433805A CN201611259581.6A CN201611259581A CN107433805A CN 107433805 A CN107433805 A CN 107433805A CN 201611259581 A CN201611259581 A CN 201611259581A CN 107433805 A CN107433805 A CN 107433805A
- Authority
- CN
- China
- Prior art keywords
- spiral shell
- shell shape
- holding handle
- hand holding
- carrier bar
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/028—Hand held or associated with the writing instrument
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Abstract
The invention discloses a kind of drawing line in teaching device,Include the hand holding handle of cylinder,The periphery of hand holding handle is arranged with hand-held set,The right-hand member of hand holding handle is fixedly installed trap,The left end of hand holding handle is fixedly installed parallel block,The left end of the parallel block is fixedly installed friction-proof piece,The friction-proof piece is glued fixed with the parallel block,The right side area of the friction-proof piece is identical with the left side area of the parallel block,Carrier bar is provided with trap,Trap is fixedly connected by bolt with carrier bar,The female connector of more than four is provided with the body of rod of carrier bar,The top of female connector is provided with fastener,Injected in fastener and be provided with armed lever,The front end of armed lever is fixedly installed pushing pad,The rear end of armed lever is fixedly installed chalk clamp,Chalk is clamped with chalk clamp,The operation knob of operation chalk clamp folding is provided with chalk clamp,Whole device is simple in construction,It is very easy to use,It is convenient to carry,Low manufacture cost,It is adapted to promote the use of.
Description
Technical field
The present invention relates to instructional technology field, particularly a kind of drawing line in teaching device.
Background technology
At present, in teaching process, teacher can carry out setting-out operation on blackboard, particularly in English teaching, English
The writing of letter is the basis that student learns English well, and teacher needs first to be drawn on blackboard with chalk and ruler before writing on blackboard
Four line lattice of four straight lines of identical distance as English teaching, but it is so troublesome in poeration, while four straight lines are difficult to keep
Between interval be equal, and four lines also are difficult to keeping parallelism, and this writing to later stage English alphabet brings inconvenience, in addition always
Teacher needs longer time in setting-out, waste preciousness instructional blocks of time, teaching efficiency can be influenceed, to teaching bring it is many not
Just.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of drawing line in teaching device.
To solve the above problems, the present invention adopts the following technical scheme that：
A kind of drawing line in teaching device, include the hand holding handle of cylinder, the periphery of the hand holding handle is arranged with hand-held set, the hand holding handle
Right-hand member be fixedly installed trap, the left end of the hand holding handle is fixedly installed parallel block, and the left end of the parallel block, which is fixed, to be set
Friction-proof piece is equipped with, the friction-proof piece is glued fixed with the parallel block, right side area and the parallel block of the friction-proof piece
Left side area it is identical, carrier bar is provided with the trap, the trap is fixedly connected by bolt with the carrier bar,
The female connector of more than four is provided with the body of rod of the carrier bar, the top of the female connector is provided with fastener, in the fastener
Reeve is provided with armed lever, and the front end of the armed lever is fixedly installed pushing pad, and the rear end of the armed lever is fixedly installed chalk clamp
Have, chalk is clamped with the chalk clamp, the operation rotation for operating the chalk clamp folding is provided with the chalk clamp
Button, the front end of each female connector, which is installed with, connects block, and the left and right sides connect in block is installed with the first spiral shell shape hole and the respectively
Two spiral shell shape holes, baffle-wall is provided between the first spiral shell shape hole and the second spiral shell shape hole, is connect described in each two and be provided with tune between block
Engagement positions, the first spiral shell shape bar and the second spiral shell that the adjusting apparatus is taken turns by adjustment and sets the adjustment to take turns the left and right sides respectively
Shape bar, the whorl on the first spiral shell shape bar and the second spiral shell shape bar are set in the opposite direction, the first spiral shell shape bar and described the
The the second spiral shell shape hole screw thread mating connect in block near one spiral shell shape bar, the second spiral shell shape bar and the second spiral shell shape
The the first spiral shell shape hole screw thread mating connect in block near bar.
Preferably, the hand-held set is made up of elastomeric material, and the hand-held set is fixed with the hand holding handle by seccotine,
Described push is fixed between pad and the armed lever by seccotine, and the diameter of the hand holding handle is less than the diameter of the hand-held set,
The length of the parallel block is more than the diameter of the hand holding handle, and the parallel block is square.
Preferably, in the trap and the left end of the carrier bar is provided with the perforation passed through for the bolt, institute
The locating pin for being provided with the back-end location of female connector and connecting the carrier bar is stated, the connection armed lever is provided with the fastener
Locking nail.
Preferably, that one end end of the carrier bar disengaging trap is removable is arranged with keeper, the positioning
Part left end has the whorl portion with carrier bar mating, and the right-hand member of the carrier bar, which has, is coupled the whorl portion
Whorl hole, the periphery ring-type of the keeper are provided with the clamping face of more than four.
In use, the armed lever is injected in the fastener first so that the pen of the chalk clamped in each chalk clamp
The armed lever and the fastener are then fixed, then adjusted by adjusting apparatus in same plane by head by the locking nail
Interval between each two female connector so that the interval between each two female connector is equal, after adjusting by locating pin by described in
Female connector is positioned on the carrier bar, then hold the hand holding handle cause on the parallel block bottom surface of the friction-proof piece with it is black
The frame of plate bottom is offseted so that the nib of the chalk is fitted on blackboard, and finally the hand holding handle is exerted a force to cause
Frame sliding of the parallel block along blackboard bottom is stated, the chalk draws straight line parallel and that interval is equivalent on blackboard, so as to
Used in being write in teaching process, the service life of the parallel block is added by the friction-proof piece of setting, avoids institute
State parallel block and directly offseted with the frame of blackboard bottom and produce wear phenomenon, be conveniently replaceable after the abrasionproof pad wear.
The beneficial effects of the invention are as follows：Interval between each two female connector is adjusted by adjusting apparatus so that each two connects
Interval between set is equal, convenient to being damaged in chalk clamp by operation knob to meet the use of four rulings in English teaching
Bad chalk is changed, and is conveniently held hand holding handle by hand-held set, is prevented the generation of skidding when hand holds hand holding handle,
Positioned parallel is carried out by the parallel block of setting so that chalk can draw straight straight line on blackboard, avoid in setting-out
Tilt, whole device is simple in construction, very easy to use, carries convenient, low manufacture cost, is adapted to promote the use of.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of middle regulator of the present invention；
Fig. 3 is the schematic cross-sectional view of hand holding handle in the present invention.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Refering to a kind of drawing line in teaching device shown in Fig. 1, Fig. 2 and Fig. 3, include cylindrical hand holding handle 1, the hand holding handle 1
Periphery be arranged with hand-held set 101, the right-hand member of the hand holding handle 1 is fixedly installed trap 2, and the left end of the hand holding handle 1 is fixed
Be provided with parallel block 11, the left end of the parallel block 11 is fixedly installed friction-proof piece 110, the friction-proof piece 110 with it is described parallel
Block 11 is glued fixed, and the right side area of the friction-proof piece 110 is identical with the left side area of the parallel block 11, the trap
Carrier bar 3 is provided with 2, the trap 2 is fixedly connected by bolt 202 with the carrier bar 3, the body of rod of the carrier bar 3
On be provided with the female connector 4 of more than four, the top of the female connector 4 is provided with fastener 401, injects and sets in the fastener 401
There is armed lever 5, the front end of the armed lever 5, which is fixedly installed, pushes pad 512, and the rear end of the armed lever 5 is fixedly installed chalk clamp
7, chalk 6 is clamped with the chalk clamp 7, and the operation for operating the folding of chalk clamp 7 is provided with the chalk clamp 7
Knob 601, the front end of each female connector 4, which is installed with, connects block 402, and the left and right sides connect in block 402 is installed with the respectively
One spiral shell shape hole 4023 and the second spiral shell shape hole 4021, baffle-wall is provided between the first spiral shell shape hole 4023 and the second spiral shell shape hole 4021
4022, connect described in each two and be provided with adjusting apparatus 9 between block 402, the adjusting apparatus 9 is by adjustment wheel 91 and sets respectively
The the first spiral shell shape bar 92 and the second spiral shell shape bar 93 of the left and right sides of adjustment wheel 91, the first spiral shell shape bar 92 and the second spiral shell shape bar
Whorl on 93 is set in the opposite direction, and block 402 is connect described near the first spiral shell shape bar 92 and the first spiral shell shape bar 92
The interior screw thread of second spiral shell shape hole 4021 mating, the second spiral shell shape bar 93 near the second spiral shell shape bar 93 described in connect
The screw thread of the first spiral shell shape hole 4023 mating in block 402.
Wherein, the hand-held set 101 is made up of elastomeric material, and the hand-held set 101 passes through seccotine with the hand holding handle 1
It is fixed, fixed between the pushing pad 512 and the armed lever 5 by seccotine, the diameter of the hand holding handle 1 is less than described hold
The diameter of set 101, the length of the parallel block 11 are more than the diameter of the hand holding handle 1, and the parallel block 11 is square.
Wherein, in the trap 2 and the left end of the carrier bar 3 is provided with the perforation passed through for the bolt 202,
The locating pin for connecting the carrier bar 3 is provided with the back-end location of the female connector 4（It is not shown）, set on the fastener 401
There is the locking nail 411 for connecting the armed lever 5, the bolt 202, locating pin and locking nail 411 are each in the present apparatus to facilitate
The installation and removal of part and the steadiness for improving present apparatus integrated connection.
Wherein, the carrier bar 3 depart from the trap 2 that one end end it is removable be arranged with keeper 8, in order to
Increase the quantity of the female connector 4 on the carrier bar 3 as needed, that is, increase the quantity of the chalk 6, so as to increase the present apparatus
Setting-out quantity, the left end of keeper 8 have with the carrier bar 3 mating whorl portion 811, the right side of the carrier bar 3
End is with the whorl hole that the whorl portion 811 is coupled（It is not shown）, the periphery ring-type of the keeper 8 is provided with four
Clamping face 812 above, it is convenient that keeper 8 is rotated by setting clamping face 812, it is easy to Forced rotation, passes through positioning
Part 8 can avoid female connector 4 from sliding the excess of stroke.
In use, the armed lever 5 is injected in the fastener 401 first so that the chalk clamped in each chalk clamp 7
The armed lever 5 and the fastener 401 are then fixed, then passed through in same plane by 6 nib by the locking nail 411
Adjusting apparatus 9 adjusts the interval between each two female connector 4 so that the interval between each two female connector 4 is equal, and leads to after adjusting
Cross locating pin the female connector 4 is positioned on the carrier bar 3, then hold the hand holding handle 1 and cause on the parallel block 11
The frame of the bottom surface and blackboard bottom of the friction-proof piece 110 is offseted so that the nib of the chalk 6 is fitted on blackboard, finally
The frame sliding for exerting a force to cause the parallel block 11 along blackboard bottom to the hand holding handle 1, the chalk 6 are drawn on blackboard
Go out straight line parallel and that interval is equivalent, use in order to be write in teaching process, increased by the friction-proof piece 110 of setting
The service life of the parallel block 11, avoid the parallel block 11 generation abrasion that directly offseted with the frame of blackboard bottom existing
As the friction-proof piece 110 is conveniently replaceable after wearing.
The beneficial effects of the invention are as follows：Interval between each two female connector is adjusted by adjusting apparatus so that each two connects
Interval between set is equal, convenient to being damaged in chalk clamp by operation knob to meet the use of four rulings in English teaching
Bad chalk is changed, and is conveniently held hand holding handle by hand-held set, is prevented the generation of skidding when hand holds hand holding handle,
Positioned parallel is carried out by the parallel block of setting so that chalk can draw straight straight line on blackboard, avoid in setting-out
Tilt, whole device is simple in construction, very easy to use, carries convenient, low manufacture cost, is adapted to promote the use of.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (4)
- A kind of 1. drawing line in teaching device, it is characterised in that：Including the hand holding handle of cylinder, the periphery of hand holding handle is arranged with hand-held set, The right-hand member of hand holding handle is fixedly installed trap, and the left end of hand holding handle is fixedly installed parallel block, the left end fixed setting of parallel block There is friction-proof piece, friction-proof piece is glued fixed with parallel block, and the right side area of friction-proof piece is identical with the left side area of parallel block, closes Carrier bar is provided with set, trap is fixedly connected by bolt with carrier bar, and more than four are provided with the body of rod of carrier bar Female connector, the top of female connector are provided with fastener, are injected in fastener and are provided with armed lever, and the front end of armed lever is fixedly installed pushing pad, The rear end of armed lever is fixedly installed chalk clamp, and chalk is clamped with chalk clamp, operation chalk clamp is provided with chalk clamp Has the operation knob of folding, the front end of each female connector, which is installed with, connects block, connects the left and right sides in block and is installed with the first spiral shell shape respectively Hole and the second spiral shell shape hole, are provided with baffle-wall between the first spiral shell shape hole and the second spiral shell shape hole, each two is provided with adjustment between connecing block Device, adjusting apparatus are taken turns by adjustment and set the first spiral shell shape bar and the second spiral shell shape bar of the adjustment wheel left and right sides respectively, and first Whorl on spiral shell shape bar and the second spiral shell shape bar is set in the opposite direction, connecing in block near the first spiral shell shape bar and the first spiral shell shape bar Second spiral shell shape hole screw thread is coupled, the first spiral shell shape hole screw thread mating connect in block near the second spiral shell shape bar and the second spiral shell shape bar.
- 2. drawing line in teaching device according to claim 1, it is characterised in that：The hand-held set is made up of elastomeric material, holds Set is fixed with hand holding handle by seccotine, is pushed and is fixed between pad and armed lever by seccotine, and the diameter of hand holding handle, which is less than, to be held The diameter of set, the length of parallel block are more than the diameter of hand holding handle, and parallel block is square.
- 3. drawing line in teaching device according to claim 1, it is characterised in that：In the trap and the left end of carrier bar is all provided with The perforation passed through for bolt is equipped with, is provided with the locating pin of connection carrier bar at the back-end location of female connector, the company of being provided with fastener Connect the locking nail of armed lever.
- 4. drawing line in teaching device according to claim 1, it is characterised in that：The carrier bar departs from that one end end of trap Removable to be arranged with keeper, keeper left end has the whorl portion with carrier bar mating, and the right-hand member of carrier bar has mating The whorl hole in whorl portion, the periphery ring-type of keeper are provided with the clamping face of more than four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611259581.6A CN107433805A (en) | 2016-12-30 | 2016-12-30 | A kind of drawing line in teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611259581.6A CN107433805A (en) | 2016-12-30 | 2016-12-30 | A kind of drawing line in teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107433805A true CN107433805A (en) | 2017-12-05 |
Family
ID=60458754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611259581.6A Pending CN107433805A (en) | 2016-12-30 | 2016-12-30 | A kind of drawing line in teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107433805A (en) |
Citations (12)
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|---|---|---|---|---|
| US20020174551A1 (en) * | 2000-06-23 | 2002-11-28 | John Ramsthaler | Adjustable measuring and marking device |
| CN202242612U (en) * | 2011-10-24 | 2012-05-30 | 鲍秀娟 | Four-line three-cell scribing device for English teaching |
| CN202439446U (en) * | 2012-01-11 | 2012-09-19 | 李安居 | Blackboard-writing grid-drawing device for Chinese teaching |
| CN202965705U (en) * | 2012-12-26 | 2013-06-05 | 邹增梅 | Marking-off plate device for English teaching |
| CN203228556U (en) * | 2013-04-22 | 2013-10-09 | 绥化学院 | English four-line scriber |
| CN203623233U (en) * | 2013-12-26 | 2014-06-04 | 黑龙江民族职业学院 | English three-line drawing tool capable of using chalk stubs |
| CN203844486U (en) * | 2014-03-14 | 2014-09-24 | 赵迪 | Multifunctional marking tool for English teaching |
| CN204414918U (en) * | 2015-02-15 | 2015-06-24 | 刘岩 | A kind of blackboard being convenient to English teaching |
| CN204488321U (en) * | 2015-03-17 | 2015-07-22 | 唐世彪 | A kind of English teaching four line chi |
| CN204605317U (en) * | 2015-05-04 | 2015-09-02 | 于翠云 | Primary Chinese teaching device |
| CN204726110U (en) * | 2015-07-06 | 2015-10-28 | 齐越 | A kind of scriber for English drawing being convenient to regulate |
| CN205523263U (en) * | 2016-01-25 | 2016-08-31 | 陕西职业技术学院 | English marking device convenient to adjust |
-
2016
- 2016-12-30 CN CN201611259581.6A patent/CN107433805A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020174551A1 (en) * | 2000-06-23 | 2002-11-28 | John Ramsthaler | Adjustable measuring and marking device |
| CN202242612U (en) * | 2011-10-24 | 2012-05-30 | 鲍秀娟 | Four-line three-cell scribing device for English teaching |
| CN202439446U (en) * | 2012-01-11 | 2012-09-19 | 李安居 | Blackboard-writing grid-drawing device for Chinese teaching |
| CN202965705U (en) * | 2012-12-26 | 2013-06-05 | 邹增梅 | Marking-off plate device for English teaching |
| CN203228556U (en) * | 2013-04-22 | 2013-10-09 | 绥化学院 | English four-line scriber |
| CN203623233U (en) * | 2013-12-26 | 2014-06-04 | 黑龙江民族职业学院 | English three-line drawing tool capable of using chalk stubs |
| CN203844486U (en) * | 2014-03-14 | 2014-09-24 | 赵迪 | Multifunctional marking tool for English teaching |
| CN204414918U (en) * | 2015-02-15 | 2015-06-24 | 刘岩 | A kind of blackboard being convenient to English teaching |
| CN204488321U (en) * | 2015-03-17 | 2015-07-22 | 唐世彪 | A kind of English teaching four line chi |
| CN204605317U (en) * | 2015-05-04 | 2015-09-02 | 于翠云 | Primary Chinese teaching device |
| CN204726110U (en) * | 2015-07-06 | 2015-10-28 | 齐越 | A kind of scriber for English drawing being convenient to regulate |
| CN205523263U (en) * | 2016-01-25 | 2016-08-31 | 陕西职业技术学院 | English marking device convenient to adjust |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171205 |