CN203600837U - Combination type blackboard - Google Patents
Combination type blackboard Download PDFInfo
- Publication number
- CN203600837U CN203600837U CN201320719234.2U CN201320719234U CN203600837U CN 203600837 U CN203600837 U CN 203600837U CN 201320719234 U CN201320719234 U CN 201320719234U CN 203600837 U CN203600837 U CN 203600837U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- blackboard eraser
- utility
- eraser
- model
- 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
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Abstract
The utility model relates to the technical field of teaching tools, in particular to a combination type blackboard. The blackboard comprises a blackboard body and a blackboard eraser, wherein the upper frame and the lower frame of the blackboard body are respectively provided with a groove, the blackboard eraser is in a long-strip shape, the two ends of the blackboard eraser are respectively provided with a pulley, the pulleys are embedded in the grooves, and the periphery of the blackboard eraser is provided with a dust sucking cover. The combination type blackboard has the advantages of being simple in structure and convenient to use, saving time and labor due to the fact that the wiping area of the blackboard eraser is large, improving work efficiency, preventing dust from drifting all around when the blackboard is wiped due to the arrangement of the dust sucking cover, and protecting health of teachers and students.
Description
Technical field
The utility model relates to teaching aid technical field, is specifically related to a kind of Combined blackboard easy to use.
Background technology
Along with the raising of scientific and technological progress and teaching requirement, the requirement of teaching stationery is also being improved, at present, the blackboard that school of China is used is still take traditional blackboard as main, the wiping method of this blackboard is hand-held blackboard eraser, wiping repeatedly on blackboard, the area of the each wiping of blackboard eraser is little, with traditional blackboard eraser blackboard wiping, not only time-consuming but also require great effort, and traditional blackboard eraser, dust from flying after nuzzling up, the respiratory tract of the Faculty and Students that erase the board is caused to very large impact, be unfavorable for that people's is healthy.
Utility model content
The purpose of this utility model is for the defect of prior art and deficiency, and a kind of Combined blackboard easy to use is provided.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of Combined blackboard described in the utility model, comprises blackboard and blackboard eraser, and the upper and lower frame of blackboard is respectively provided with a groove, blackboard eraser is elongated, the two ends of blackboard eraser are respectively provided with a pulley, and pulley is embedded in groove, and described blackboard eraser is arranged with dust shield outward.
As preferably, described dust shield is for to make semicircular arc rubber peel by rubber.
As preferably, described dust shield bottom is provided with pore.
Adopt after said structure, the utility model beneficial effect is: simple in structure, easy to use, blackboard eraser erasing area is large, time saving and energy saving, increases work efficiency, and arranges when dust shield makes to erase the board, to have avoided dust to scatter flying upward, and has protected that teachers and students' is healthy.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model.
In figure: 1, blackboard, 2, blackboard eraser, 3, groove, 4, pulley, 5, dust shield.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1; a kind of Combined blackboard described in the utility model; comprise blackboard 1 and blackboard eraser 2; the upper and lower frame of blackboard 1 is respectively provided with a groove 3; blackboard eraser 2 is elongated; the two ends of blackboard eraser 2 are respectively provided with a pulley 4; pulley 4 is embedded in groove 3, and described blackboard eraser 2 is outer is arranged with dust shield 5, simple in structure; easy to use; blackboard eraser 2 erasing areas are large, time saving and energy saving, increase work efficiency; dust shield 5 is set and makes to erase the board 1 o'clock and avoided dust to scatter flying upward, protected that teachers and students' is healthy.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (3)
1. a Combined blackboard, comprise blackboard (1) and blackboard eraser (2), the upper and lower frame of blackboard (1) is respectively provided with a groove (3), blackboard eraser (2) is elongated, the two ends of blackboard eraser (2) are respectively provided with a pulley (4), pulley (4) is embedded in groove (3), it is characterized in that: the outer dust shield (5) that is arranged with of described blackboard eraser (2).
2. a kind of Combined blackboard according to claim 1, is characterized in that: described dust shield (5) is for to make semicircular arc rubber peel by rubber.
3. a kind of Combined blackboard according to claim 2, is characterized in that: described dust shield (5) bottom is provided with pore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719234.2U CN203600837U (en) | 2013-11-14 | 2013-11-14 | Combination type blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719234.2U CN203600837U (en) | 2013-11-14 | 2013-11-14 | Combination type blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600837U true CN203600837U (en) | 2014-05-21 |
Family
ID=50713533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719234.2U Expired - Fee Related CN203600837U (en) | 2013-11-14 | 2013-11-14 | Combination type blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203600837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217021A (en) * | 2019-06-03 | 2019-09-10 | 合肥状元郎电子科技有限公司 | A kind of combined intelligent touch-control blackboard and its application method |
-
2013
- 2013-11-14 CN CN201320719234.2U patent/CN203600837U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217021A (en) * | 2019-06-03 | 2019-09-10 | 合肥状元郎电子科技有限公司 | A kind of combined intelligent touch-control blackboard and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |