CN210062518U - Novel convenient movable blackboard ash removal device of dust removal formula - Google Patents
Novel convenient movable blackboard ash removal device of dust removal formula Download PDFInfo
- Publication number
- CN210062518U CN210062518U CN201920172800.XU CN201920172800U CN210062518U CN 210062518 U CN210062518 U CN 210062518U CN 201920172800 U CN201920172800 U CN 201920172800U CN 210062518 U CN210062518 U CN 210062518U
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- China
- Prior art keywords
- eraser
- blackboard
- removal device
- dust
- novel convenient
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Abstract
The utility model discloses a novel convenient mobile blackboard ash removal device of dust removal formula uses with the blackboard cooperation, include: the blackboard eraser comprises an eraser shaft, an eraser connected with the eraser shaft and two slide rails respectively arranged at the upper part and the lower part of the blackboard; one surface of the blackboard eraser is an eraser body to erase the blackboard, and the surface opposite to the eraser body of the blackboard eraser is an eraser cover; two ends of the eraser shaft are respectively provided with a movable pulley, and the movable pulleys slide on the slide rails to drive the eraser to erase the blackboard; the bottom of the blackboard eraser is connected with a chalk dust collecting box to collect chalk dust generated when the blackboard is erased. The utility model has the advantages of being simple in structure and convenient in operation, set up the ash and collect the box in order to reduce the harm of dust to people, can also regard as teacher's teaching aid.
Description
Technical Field
The utility model relates to a blackboard eraser technical field especially relates to a novel convenient mobile blackboard ash removal device of dust removal formula.
Background
The blackboard eraser is a common teaching tool in teaching work, and can erase writing on a blackboard to write repeatedly on the blackboard. The existing blackboard eraser is mostly a small blackboard eraser for removing chalk dust, dust is easily generated during use, under the normal condition, a teacher needs to write two to three blackboards at a class at every time, the blackboard erasing can take much time, and simultaneously, the generated chalk dust influences the physical health of the teacher. Moreover, the pollution caused by the dust generated by the prior blackboard eraser is serious, and the ash removal process after each class is finished also becomes a difficult problem. The existing blackboard eraser has single purpose, and cannot realize the effects of assisting a teacher in working and saving time for the teacher.
Therefore, it is necessary to develop a novel convenient movable blackboard dust removing device which is efficient, accurate and convenient to use and removes dust.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a remove novel convenient movable blackboard ash removal device of dust formula, simple structure, convenient operation, the box is collected in order to reduce the harm of dust to people to the powder dust of setting, when as the blackboard eraser, can also regard as teacher's teaching aid.
In order to achieve the above purpose, the utility model adopts a technical proposal: the utility model provides a remove novel convenient mobile blackboard ash removal device of dust formula, uses with the blackboard cooperation, include: the blackboard eraser comprises an eraser shaft, an eraser connected with the eraser shaft and two slide rails respectively arranged at the upper part and the lower part of the blackboard;
one surface of the blackboard eraser is an eraser body to erase the blackboard, and the surface opposite to the eraser body of the blackboard eraser is an eraser cover;
two ends of the eraser shaft are respectively provided with a movable pulley, and the movable pulleys slide on the slide rails to drive the eraser to erase the blackboard;
the bottom of the blackboard eraser is connected with a chalk dust collecting box to collect chalk dust generated when the blackboard is erased.
Further, the eraser can rotate around the eraser shaft, and the eraser body or the eraser cover of the eraser is adjusted to face the blackboard.
Furthermore, the wiping cover is provided with a plurality of insertion holes, and chalk is inserted into the insertion holes to draw lines on the blackboard.
Furthermore, the eraser cover can be opened, a partition plate is arranged between the eraser cover and the eraser body, and the chalk is placed in a cavity between the eraser cover and the partition plate.
Further, the eraser cover is fastened with the eraser through a buckle.
Furthermore, through holes are formed in two opposite surfaces of the blackboard eraser in the upper direction and the lower direction, so that the blackboard eraser shaft can penetrate through the through holes.
Further, at least one movable pulley is connected with a motor, and the motor drives the movable pulley to slide.
Furthermore, the bottom of the blackboard eraser is provided with a plurality of hooks, and the chalk dust collecting box is hung on the blackboard eraser through the hooks.
Furthermore, a plurality of positioning holes are also formed in the eraser shaft.
Further, a bolt is inserted into the positioning hole at a certain position, and the eraser rests on the bolt to determine the height of the eraser.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: (1) the structure is simple, the operation is convenient, and the time and the labor are saved; (2) the blackboard eraser is convenient to disassemble and replace, and is also provided with a collecting box special for collecting chalk dust so as to reduce the harm of dust to the body health of teachers and students; (3) the blackboard eraser can be used as a blackboard eraser and a teaching aid for teachers to assist in teaching.
Drawings
FIG. 1 is a front view of the novel portable movable dust-removing blackboard eraser of the present invention;
FIG. 2 is a side view of the novel portable movable dust-removing device for blackboard of the present invention;
fig. 3 is the eraser schematic view of the novel convenient movable blackboard ash removal device of the dust removal type of the utility model.
In the figure: 1-eraser, 2-eraser shaft, 3-sliding rail, 4-movable pulley, 5-blackboard, 6-eraser body, 7-eraser cover, 8-chalk dust collecting box, 9-chalk, 10-partition plate, 11-jack, 12-through hole, 13-buckle, 14-bolt, 15-positioning hole, 16-motor, 17-motor switch and 18-hook.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
As shown in fig. 1-2, the embodiment of the utility model discloses a remove novel convenient mobile blackboard ash removal device of dust formula, use with 5 cooperations of blackboard, include: the blackboard eraser comprises an eraser shaft 2, an eraser 1 connected with the eraser shaft 2 and two slide rails 3 respectively arranged at the upper part and the lower part of the blackboard 5. Two ends of the eraser shaft 2 are respectively provided with a movable pulley 4, and the movable pulleys 4 slide on the slide rails 3 to drive the eraser 1 to wipe the blackboard 5.
The blackboard eraser 1 is a shaft-shaped blackboard eraser connected to a blackboard eraser shaft 2 and can rotate along the blackboard eraser shaft 2. Preferably, the eraser 1 is cubic. One surface of the blackboard eraser 1 is provided with an eraser body 6 for erasing the blackboard 5, and the eraser body 6 of the blackboard eraser 1 can be detached and replaced; the eraser cover 7 is arranged on the surface opposite to the eraser body 6 of the eraser 1, the eraser cover 7 can be opened, and the eraser cover 7 can be fastened with the eraser 1 through a buckle 13.
The erasing cover 7 is provided with a plurality of insertion holes 11, and chalk 9 can be inserted into the insertion holes 11 for scribing on the blackboard 5. A partition plate 10 is arranged between the wiping cover 7 and the wiping body 6, and chalk can be placed in a cavity between the wiping cover 7 and the partition plate 10 after the wiping cover 7 is opened. When the blackboard needs to be erased, the erasing body 6 of the blackboard eraser 1 can face the blackboard 5; when the blackboard eraser is not required to be erased, the erasing cover 7 of the blackboard eraser 1 faces the blackboard 5, and chalk lines are drawn by inserting the chalk on the erasing cover 7 to be used as a blackboard writing teaching aid for teachers.
The eraser shaft 2 is also provided with a plurality of positioning holes 15, a bolt 14 can be inserted into the positioning holes 15, and the eraser 1 is placed on the bolt 14, so that the height of the eraser is determined. The height of the blackboard eraser 1 can be adjusted by inserting the bolt 14 into positioning holes 15 with different heights.
As shown in fig. 3, two opposite surfaces of the eraser 1 are provided with through holes 12, through which the eraser shaft 2 passes. Preferably, the eraser shaft 2 is a cylinder. The length of the eraser 1 is smaller than the height of the blackboard 5, and the length of the eraser shaft 2 is slightly larger than the height of the blackboard 5. The two slide rails 3 are arranged above and below the blackboard 5 at ordinary times, the distance between the two slide rails 3 is slightly larger than the height of the blackboard 5, and the length of the two slide rails 3 is slightly larger than the length of the blackboard 5. The bottom of the eraser 1 is connected with a chalk dust collecting box 8 for collecting chalk dust; the bottom of the blackboard eraser 1 is provided with a plurality of hooks 18, the chalk dust collecting box 8 can be hung on the blackboard eraser 1 through the hooks 18, and the chalk dust collecting box 8 can be detached to be replaced or cleaned when necessary.
At least one movable pulley 4 can also be connected with a motor 16, the opening/closing of the motor 16 is controlled by a motor switch 17, and the movable pulley 4 is driven to slide by the motor 16 so as to release manpower and save time and labor.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: (1) the structure is simple, the operation is convenient, and the time and the labor are saved; (2) the blackboard eraser is convenient to disassemble and replace, and is also provided with a collecting box special for collecting chalk dust so as to reduce the harm of dust to the body health of teachers and students; (3) the blackboard eraser can be used as a blackboard eraser and a teaching aid for teachers to assist in teaching.
It is worth mentioning that: in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixedly connected, detachably connected, or integrally connected, and mechanically connected, and the specific meaning of the terms in the present invention can be understood by those skilled in the art according to specific situations.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a remove novel convenient mobile blackboard ash removal device of dust formula, uses with the blackboard cooperation, its characterized in that: the method comprises the following steps: the blackboard eraser comprises an eraser shaft, an eraser connected with the eraser shaft and two slide rails respectively arranged at the upper part and the lower part of the blackboard;
one surface of the blackboard eraser is an eraser body to erase the blackboard, and the surface opposite to the eraser body of the blackboard eraser is an eraser cover;
two ends of the eraser shaft are respectively provided with a movable pulley, and the movable pulleys slide on the slide rails to drive the eraser to erase the blackboard;
the bottom of the blackboard eraser is connected with a chalk dust collecting box to collect chalk dust generated when the blackboard is erased.
2. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: the eraser can rotate around the eraser shaft, and the eraser body or the eraser cover of the eraser is adjusted to face the blackboard.
3. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: the blackboard eraser is characterized in that the eraser cover is provided with a plurality of insertion holes, and chalks are inserted into the insertion holes to draw lines on the blackboard.
4. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: the chalk eraser is characterized in that the eraser cover can be opened, a partition plate is arranged between the eraser cover and the eraser body, and the chalk is placed in a cavity between the eraser cover and the partition plate.
5. The novel convenient movable blackboard ash removal device of dust removal formula of claim 4, characterized in that: the eraser cover is fastened with the eraser through a buckle.
6. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: through holes are formed in the two opposite surfaces of the upper side and the lower side of the blackboard eraser, so that the blackboard eraser shaft can penetrate through the through holes.
7. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: at least one movable pulley is connected with a motor, and the motor drives the movable pulley to slide.
8. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: the bottom of the blackboard eraser is provided with a plurality of hooks, and the ash collecting box is hung on the blackboard eraser through the hooks.
9. The novel convenient movable blackboard ash removal device of dust removal formula of claim 1, characterized in that: the blackboard eraser shaft is also provided with a plurality of positioning holes.
10. The novel convenient movable blackboard ash removal device of dust removal formula of claim 9, characterized in that: a bolt is inserted into the positioning hole at a certain position, and the eraser is placed on the bolt to determine the height of the eraser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920172800.XU CN210062518U (en) | 2019-01-31 | 2019-01-31 | Novel convenient movable blackboard ash removal device of dust removal formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920172800.XU CN210062518U (en) | 2019-01-31 | 2019-01-31 | Novel convenient movable blackboard ash removal device of dust removal formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210062518U true CN210062518U (en) | 2020-02-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920172800.XU Expired - Fee Related CN210062518U (en) | 2019-01-31 | 2019-01-31 | Novel convenient movable blackboard ash removal device of dust removal formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210062518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733097A (en) * | 2019-01-31 | 2019-05-10 | 中国地质大学（武汉） | A kind of novel convenient movable blackboard deashing device of chalk dust removing formula |
-
2019
- 2019-01-31 CN CN201920172800.XU patent/CN210062518U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733097A (en) * | 2019-01-31 | 2019-05-10 | 中国地质大学（武汉） | A kind of novel convenient movable blackboard deashing device of chalk dust removing formula |
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| 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: 20200214 Termination date: 20210131 |