CN107599685A - A kind of packaged type blackboard for teaching - Google Patents
A kind of packaged type blackboard for teaching Download PDFInfo
- Publication number
- CN107599685A CN107599685A CN201710826010.4A CN201710826010A CN107599685A CN 107599685 A CN107599685 A CN 107599685A CN 201710826010 A CN201710826010 A CN 201710826010A CN 107599685 A CN107599685 A CN 107599685A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- blackboard body
- reelable
- fixed
- teaching
- 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.)
- Withdrawn
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Abstract
The present invention relates to the sheet frame around a kind of packaged type blackboard for teaching, including fixed blackboard body and fixed blackboard body, Reelable blackboard body is respectively articulated with the both sides longitudinal direction sheet frame of the sheet frame, the lower right corner of the fixed blackboard body is provided with board wiper box.It is an advantage of the invention that, so there are two pieces of movable blackboard bodies respectively in the both sides of fixed blackboard body, usually can be the doubling of Reelable blackboard body on fixed blackboard body, wall area is not accounted for separately, the outside of Reelable blackboard body is only used, when to use big plate face, the outside of Reelable blackboard body, which has been write, can fold back Reelable blackboard body use, the usable floor area of blackboard is considerably increased, the needs of different writings can be met.
Description
Technical field
The present invention relates to teaching aid technical field, more particularly to a kind of packaged type blackboard for teaching.
Background technology
The blackboard of present school instruction is all integrally fixed on metope, and because metope is limited, making for blackboard is limited from face
With area, teacher is saying class hour otherwise disconnected erasing the board can just be further continued for writing, especially more aobvious when being inscribed on student to blackboard
Blackboard it is narrow and small, at this moment there are many teachers to be ready for some movable small blackboards, but these small blackboards using when move it is number
It is tired, take up an area when being placed after also larger, it has not been convenient to use.
The content of the invention
It is an object of the present invention to overcome the deficiencies in the prior art, there is provided a kind of packaged type blackboard for teaching, the party
Case is simple in construction, simple for production, easy to use.
In order to solve the above technical problems, the technical scheme is that：A kind of packaged type blackboard for teaching, including fixation
Sheet frame around blackboard body and fixed blackboard body, Reelable blackboard body is respectively articulated with the both sides longitudinal direction sheet frame of the sheet frame, it is described
Fixed blackboard body lower right corner is provided with board wiper box.
Further, the area equation of the area of two pieces of described Reelable blackboard bodies and fixed blackboard body.
Further, ledge for chalk on blackboard is arranged at the bottom of described fixation blackboard body.
Further, there is ledge for chalk on blackboard inside and outside the bottom of described Reelable blackboard body.
The beneficial effects of the invention are as follows：The present invention has two pieces of movable blackboard bodies respectively in the both sides of fixed blackboard body, puts down
When can not separately account for wall area the doubling of Reelable blackboard body on fixed blackboard body, only use the outside of Reelable blackboard body, when will
When using big plate face, the outside of Reelable blackboard body, which has been write, can fold back Reelable blackboard body use, considerably increase blackboard
Usable floor area, the needs of different writings can be met.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention,
Fig. 2 is structural representation of the present invention using expansion；
In figure：1- Reelable blackboard bodies, 2- sheet frames, 3- fix blackboard body, 4- ledges for chalk on blackboard.
Embodiment
According to Fig. 1 and Fig. 2, a kind of packaged type blackboard for teaching, including fixed blackboard body and fixed blackboard body week
The sheet frame enclosed, Reelable blackboard body is respectively articulated with the both sides longitudinal direction sheet frame of the sheet frame, the fixed blackboard body lower right corner is provided with
Board wiper box.
Further, the area equation of the area of two pieces of described Reelable blackboard bodies and fixed blackboard body.
Further, ledge for chalk on blackboard is arranged at the bottom of described fixation blackboard body.
Further, there is ledge for chalk on blackboard inside and outside the bottom of described Reelable blackboard body.
In summary, the present invention has two pieces of movable blackboard bodies respectively in the both sides of fixed blackboard body, usually can be activity
Blackboard body doubling does not account for wall area separately on fixed blackboard body, only uses the outside of Reelable blackboard body, when using big plate face
When, the outside of Reelable blackboard body, which has been write, can fold back Reelable blackboard body use, considerably increase the usable floor area of blackboard, can
To meet the needs of different writings.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (4)
- A kind of 1. packaged type blackboard for teaching, it is characterised in that：Including fixing the sheet frame around blackboard body and fixed blackboard body, Reelable blackboard body is respectively articulated with the both sides longitudinal direction sheet frame of the sheet frame, the fixed blackboard body lower right corner is provided with board wiper box.
- A kind of 2. packaged type blackboard for teaching according to claim 1, it is characterised in that：Two pieces of described Reelable blackboards The area equation of the area of body and fixed blackboard body.
- A kind of 3. packaged type blackboard for teaching described in a Ju claim 1, it is characterised in that：Described fixation blackboard body Ledge for chalk on blackboard is arranged at bottom.
- A kind of 4. packaged type blackboard for teaching described in a Ju claim 1, it is characterised in that：Described Reelable blackboard body There is ledge for chalk on blackboard inside and outside bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826010.4A CN107599685A (en) | 2017-09-14 | 2017-09-14 | A kind of packaged type blackboard for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826010.4A CN107599685A (en) | 2017-09-14 | 2017-09-14 | A kind of packaged type blackboard for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107599685A true CN107599685A (en) | 2018-01-19 |
Family
ID=61062692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710826010.4A Withdrawn CN107599685A (en) | 2017-09-14 | 2017-09-14 | A kind of packaged type blackboard for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107599685A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859511A (en) * | 2018-06-12 | 2018-11-23 | 贾石硕 | A kind of turnover type dust-separation blackboard |
-
2017
- 2017-09-14 CN CN201710826010.4A patent/CN107599685A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859511A (en) * | 2018-06-12 | 2018-11-23 | 贾石硕 | A kind of turnover type dust-separation blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180119 |