CN206242760U - A kind of foreign language teaching chalker - Google Patents
A kind of foreign language teaching chalker Download PDFInfo
- Publication number
- CN206242760U CN206242760U CN201621207788.4U CN201621207788U CN206242760U CN 206242760 U CN206242760 U CN 206242760U CN 201621207788 U CN201621207788 U CN 201621207788U CN 206242760 U CN206242760 U CN 206242760U
- Authority
- CN
- China
- Prior art keywords
- plate
- marking
- chalk
- clamping screw
- movable pulley
- 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
Abstract
The utility model discloses a kind of foreign language teaching chalker,Including marking-off plate and movable pulley,One end of marking-off plate is connected by power transmission shaft with movable pulley,The other end of marking-off plate is connected by sliding recess with chalk clamping screw,The top of marking-off plate is provided with mobile roller near the side of chalk clamping screw,The utility model is by being provided with chalk sleeve,It is easily installed chalk,It is easy to fix in chalk by being provided with chalk clamping screw,By being provided with scale,It is conveniently adjusted required line spacing,Suitable number of chalk is installed,Convenient operation,By being provided with mobile roller,Chalk clamping screw can be fixed by clamping screw,Rule so as to convenient,By being provided with movable pulley,Friction can be reduced,Save manpower,Improve operating efficiency,It is provided with described,It is easy to for each chalk to be adjusted to same length,So that line becomes apparent from accurately,So that writing more accurate,Be conducive to the carrying out of teaching task,Overall structure is simple,It is practical.
Description
Technical field
The utility model is related to teaching aid field, specially a kind of foreign language teaching chalker.
Background technology
Chalker, as the term suggests it is the instrument for ruling.
It is frequently necessary to draw four lines lattice on blackboard in English teaching, there are four lines lattice, writes and be just easier,
The size of English alphabet is also relatively more carefully and neatly done, but teacher needs to be drawn one by one on blackboard with ruler when drawing straight line,
Scratching process is bothered, and is wasted time and energy, and line efficiency is low, and is not easily controlled the spacing between line and line so that the efficiency of teaching
It is affected, common scoring tool can not once draw four complete lines, and some scoring tools can not spirit on the market
Adjustment line spacing living, and drawn bar number is restricted, and draws lines overall not attractive in appearance enough.
Utility model content
The purpose of this utility model is to provide a kind of foreign language teaching chalker, to solve to be proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides following technical scheme：A kind of foreign language teaching chalker, including draw
Line plate and movable pulley, one end of the marking-off plate are connected by power transmission shaft with the movable pulley, and the other end of the marking-off plate leads to
Cross sliding recess to be connected with chalk clamping screw, the top of the marking-off plate is provided near the side of the chalk clamping screw
Mobile roller, the top of the marking-off plate sets scale near the opposite side of the chalk clamping screw, described marking-off plate one end
Top is connected by rotating shaft with calibration of axes, and the front of the marking-off plate is provided with locker, the bottom of the chalk clamping screw
It is provided with chalk sleeve, one end of the mobile roller is provided with clamping screw, and the locker is by nylon wire and is arranged on described
Mini reeler connection inside marking-off plate.
Further, the marking-off plate is hollow shell, and the marking-off plate is made up of environment-friendly materials.
Preferably, the top of the marking-off plate is fixedly installed handle, and non-slip texture is provided with the handle.
Preferably, the movable pulley is provided with three, and rubber ring is provided with the movable pulley.
Preferably, one end of the nylon wire is provided with buckle, and movable pulley is provided with the buckle.
Compared with prior art, the beneficial effects of the utility model are：The utility model is easy to by being provided with chalk sleeve
Chalk is installed, is easy to fix in chalk by being provided with chalk clamping screw, by being provided with scale, between the line needed for being conveniently adjusted
Away from, suitable number of chalk is installed, chalk clamping screw, by being provided with mobile roller, can be passed through clamping screw by convenient operation
It is fixed, so that convenient line, by being provided with movable pulley, can reduce friction, manpower is saved, operating efficiency is improved, it is provided with described,
It is easy to for each chalk to be adjusted to same length so that line becomes apparent from accurate so that write more accurate, be conducive to religion
The carrying out of task, by being provided with nylon wire, can fix the specific height of marking-off plate, the accuracy of convenient use person's line,
It is simple to operate, it is easy to use, overall structure is simple, it is easy to carry, cheap, and can carry out Reusability, both economical,
More environmental protection, practical, it is easy to promote.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is part section structural representation of the present utility model；
In reference：1- marking-off plates；2- scroll wheels；3- handles；4- chalk sleeves；5- chalk clamping screws；6- mobile rollers；
7- clamping screws；8- calibration of axes；9- scales；10- nylon wires；11- buckles；12- lockers；13- rotary shafts；The mini spools of 14-
Device.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the 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 the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of foreign language teaching chalker, including marking-off plate 1 and movable pulley 2,
One end of marking-off plate 1 is connected by power transmission shaft 13 with movable pulley 2, and the other end of marking-off plate 1 is locked by sliding recess with chalk
Bolt 5 is connected, and the top of marking-off plate 1 is provided with mobile roller 6 near the side of chalk clamping screw 5, and the top of marking-off plate 1 is close to
The opposite side of chalk clamping screw 5 sets scale 9, and the top of the one end of marking-off plate 1 is connected by rotating shaft with calibration of axes 8, marking-off plate 1
Front be provided with locker 12, the bottom of chalk clamping screw 5 is provided with chalk sleeve 4, and one end of mobile roller 6 is provided with locking
Bolt 7, locker 12 is connected by nylon wire 10 with the mini reeler 14 being arranged on inside marking-off plate 1.
Further, marking-off plate 1 is hollow shell, and marking-off plate 1 is made up of environment-friendly materials.
Preferably, the top of marking-off plate 1 is fixedly installed handle 3, and non-slip texture is provided with handle 3.
Preferably, movable pulley 2 is provided with three, and rubber ring is provided with movable pulley 2.
Preferably, one end of nylon wire 10 is provided with buckle 11, and movable pulley is provided with buckle 11.
Operation principle：One end of marking-off plate 1 is connected by power transmission shaft 13 with movable pulley 2, and the other end of marking-off plate 1 is by sliding
Dynamic groove is connected with chalk clamping screw 5, and the top of marking-off plate 1 is provided with mobile roller 6 near the side of chalk clamping screw 5,
The top of marking-off plate 1 sets scale 9 near the opposite side of chalk clamping screw 5, and the top of the one end of marking-off plate 1 passes through rotating shaft and school
Fiducial axis 8 is connected, and the front of marking-off plate 1 is provided with locker 12, and the bottom of chalk clamping screw 5 is provided with chalk sleeve 4, mobile roller
6 one end is provided with clamping screw 7, and locker 12 passes through nylon wire 10 and the mini reeler 14 being arranged on inside marking-off plate 1
Connection, when specifically used, chalk is arranged in chalk sleeve 4, and the highly consistent of chalk is caused by using calibration of axes 8, is passed through
The rotation of rotating shaft causes that calibration of axes 8 is rotated to the top of marking-off plate 1, after using chalk clamping screw 5, chalk is fixed, by carving
Degree 9 adjusts the spacing between chalk sleeve 4, by the clamping chalk sleeve 4 of mobile roller 6, mobile roller 6 is fixed eventually through clamping screw 7, from
And causing that chalk sleeve 4 is fixed, user is stretched by buckle 11 so that nylon wire 10 extends, and buckle 11 is fixed on black
The top or bottom of plate, are fixed nylon wire 10 by locker 12, so that more accurate line attractive in appearance is obtained, in line
When movable pulley 2 slowly follow the palm of user to move in the presence of power transmission shaft 13, when not in use, nylon wire 10 is passed through
Mini reeler 1 is packed up, and calibration of axes 8 is slided, and prevents powder to be damaged, and influence is reused, and overall area occupied is smaller, is easy to take
Band and placement.
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 where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of foreign language teaching chalker, including marking-off plate (1) and movable pulley (2), it is characterised in that：The marking-off plate (1)
One end be connected with the movable pulley (2) by power transmission shaft (13), the other end of the marking-off plate (1) passes through sliding recess and powder
Clamping screw (5) connection, the top of the marking-off plate (1) is provided with movement near the side of the chalk clamping screw (5)
Roller (6), the top of the marking-off plate (1) sets scale (9), the line near the opposite side of the chalk clamping screw (5)
The top of plate (1) one end is connected by rotating shaft with calibration of axes (8), and the front of the marking-off plate (1) is provided with locker (12), institute
The bottom for stating chalk clamping screw (5) is provided with chalk sleeve (4), and one end of the mobile roller (6) is provided with clamping screw (7),
The locker (12) is connected by nylon wire (10) the mini reeler (14) internal with the marking-off plate (1) is arranged on.
2. a kind of foreign language teaching chalker according to claim 1, it is characterised in that：The marking-off plate (1) is hollow
Housing, the marking-off plate (1) is made up of environment-friendly materials.
3. a kind of foreign language teaching chalker according to claim 2, it is characterised in that：The top of the marking-off plate (1)
Handle (3) is fixedly installed, non-slip texture is provided with the handle (3).
4. a kind of foreign language teaching chalker according to claim 1, it is characterised in that：The movable pulley (2) is provided with
Three, rubber ring is provided with the movable pulley (2).
5. a kind of foreign language teaching chalker according to claim 1, it is characterised in that：One end of the nylon wire (10)
Buckle (11) is provided with, movable pulley is provided with the buckle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621207788.4U CN206242760U (en) | 2016-11-09 | 2016-11-09 | A kind of foreign language teaching chalker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621207788.4U CN206242760U (en) | 2016-11-09 | 2016-11-09 | A kind of foreign language teaching chalker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206242760U true CN206242760U (en) | 2017-06-13 |
Family
ID=59000066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621207788.4U Expired - Fee Related CN206242760U (en) | 2016-11-09 | 2016-11-09 | A kind of foreign language teaching chalker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206242760U (en) |
-
2016
- 2016-11-09 CN CN201621207788.4U patent/CN206242760U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20171109 |