CN202169814U - Blackboard easy to clean - Google Patents
Blackboard easy to clean Download PDFInfo
- Publication number
- CN202169814U CN202169814U CN2011202812208U CN201120281220U CN202169814U CN 202169814 U CN202169814 U CN 202169814U CN 2011202812208 U CN2011202812208 U CN 2011202812208U CN 201120281220 U CN201120281220 U CN 201120281220U CN 202169814 U CN202169814 U CN 202169814U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- groove
- eraser
- rail groove
- utility
- 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 a blackboard easy to clean and belongs to an improved structure of a blackboard. The utility model provides the blackboard easy to clean, which is simple in structure and is convenient to use. The blackboard comprises a blackboard body and has the structural key points that an upper rail groove is arranged on the upper edge of the blackboard body; a lower rail groove is arranged on the lower edge of the blackboard body; an eraser is arranged between the upper rail groove and the lower rail groove, the length of the eraser is corresponding to the height of the blackboard body, one end of the eraser is positioned in the upper rail groove, and the other end of the eraser is positioned in the lower rail groove; and a fan is arranged above the upper rail groove.
Description
Technical field
The utility model is divided by International Patent Classification (IPC) (IPC) and is belonged to operation; Transport section is write or drawing appliance; Big type of office appliance is write or drawing article; The assistant product group of writing or draw, the blackboard technical group field more particularly relates to a kind of blackboard of easy cleaning.
Background technology
Blackboard is not the plate face that refers in particular to black, says it is its plane that can write repeatedly on the traditional sense, and the plate face is hard, is used for teaching more.Mostly be black, blackish green, white.
Over more than 200 year, blackboard from the earliest spread upon plank with blacking, hard objects such as cement surfaces; Water mill glass to the nineties; Present color coated steel sheet, the composite panel witness development step by step of world's educational undertaking, for the mankind convey knowledge; Distinctions won on the battlefield have been made in universal education.Now, it is complicated various that the kind of blackboard also begins to become, and dividing from color has blackboard, and green plate, blank divide from surface configuration has surface plate; Cambered plate, forming branch from structure has support portable plate, draw back plate, lifter plate; Magnet board has blackboard for education from the purposes branch, office blank, billboard; Graphic Panel and blackboard for education has electronic blackboard, multi-functional compoboard, combination push-and-pull blackboard, interactive electric whiteboard, band curtain projection plate or the like.
But present blackboard exists not enough: also mainly rely on chalk to accomplish owing to write, therefore when the sassafras blackboard, be easy to generate a large amount of chalk dusts, attempt to reduce chalk dust though there is the people on blackboard eraser, to improve, the blackboard eraser volume is too small, and effect is undesirable.
The utility model content
The utility model is exactly to the problems referred to above, and a kind of blackboard of easy cleaning simple in structure, easy to use is provided.
In order to realize the above-mentioned purpose of the utility model, the utility model adopts following technical scheme, and the utility model comprises the blackboard main body; The top edge of its structural feature blackboard main body is provided with the groove that gets on the right track; Blackboard main body lower limb is provided with the lower railway groove, gets on the right track to be provided with blackboard eraser between groove and the lower railway groove, and blackboard eraser length and blackboard eraser one end corresponding with the blackboard body height is arranged in the groove that gets on the right track; The blackboard eraser other end is arranged in the lower railway groove, and the groove top of getting on the right track is provided with blower fan.
Blower fan uses infra-red remote control.
The beneficial effect of the utility model:
(1) simple in structure
The utility model has increased blower fan, rail groove and can in rail groove, slide on the basis of normal blackboard blackboard eraser does not use too much member, and is therefore simple in structure, is easy to promote.
(2) easy to use
In use, drag blackboard eraser and in get on the right track groove and lower railway groove, slide and wipe the letter written with chalk on the blackboard, start blower fan simultaneously, blower fan can siphon away the chalk dust that produces in the process of erasing the board, and whole process operation is very simple, uses also very convenient.
Description of drawings
Fig. 1 is the structural representation of the utility model.
In the accompanying drawing, 1 is the lower railway groove, and 2 is the blackboard main body, and 3 is blower fan, and 4 are the groove that gets on the right track, and 5 is blackboard eraser.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the present invention is solved, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The utility model comprises blackboard main body 2; The top edge of blackboard main body 2 is provided with the groove 4 that gets on the right track; Blackboard main body 2 lower limbs are provided with lower railway groove 1, get on the right track to be provided with blackboard eraser 5 between groove 4 and the lower railway groove 1, and highly corresponding and blackboard eraser 5 one ends of blackboard eraser 5 length and blackboard main body 2 are arranged in the groove 4 that gets on the right track; Blackboard eraser 5 other ends are arranged in lower railway groove 1, and groove 4 tops of getting on the right track are provided with blower fan 3.
Blower fan 3 uses infra-red remote control.
Be with being appreciated that; More than about the specific descriptions of the utility model; Only be used to the utility model is described and be not to be subject to the described technical scheme of the utility model embodiment; Those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model, to reach identical technique effect; As long as satisfy the use needs, all within the protection domain of the utility model.
Claims (2)
1. the blackboard of clearing up easily; Comprise blackboard main body (2), it is characterized in that the top edge of blackboard main body (2) is provided with the groove that gets on the right track (4), blackboard main body (2) lower limb is provided with lower railway groove (1); Get on the right track and be provided with blackboard eraser (5) between groove (4) and the lower railway groove (1); Blackboard eraser (5) length and blackboard eraser (5) one ends highly corresponding with blackboard main body (2) are arranged in the groove that gets on the right track (4), and blackboard eraser (5) other end is arranged in lower railway groove (1), and the groove that gets on the right track (4) top is provided with blower fan (3).
2. the blackboard of easy cleaning according to claim 1 is characterized in that blower fan (3) uses infra-red remote control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202812208U CN202169814U (en) | 2011-08-04 | 2011-08-04 | Blackboard easy to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202812208U CN202169814U (en) | 2011-08-04 | 2011-08-04 | Blackboard easy to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202169814U true CN202169814U (en) | 2012-03-21 |
Family
ID=45828017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202812208U Expired - Fee Related CN202169814U (en) | 2011-08-04 | 2011-08-04 | Blackboard easy to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202169814U (en) |
-
2011
- 2011-08-04 CN CN2011202812208U patent/CN202169814U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20120804 |