CN2195447Y - Blackboard - Google Patents
Blackboard Download PDFInfo
- Publication number
- CN2195447Y CN2195447Y CN 94219600 CN94219600U CN2195447Y CN 2195447 Y CN2195447 Y CN 2195447Y CN 94219600 CN94219600 CN 94219600 CN 94219600 U CN94219600 U CN 94219600U CN 2195447 Y CN2195447 Y CN 2195447Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- support
- plate body
- bracket
- screw
- 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 - Lifetime
Links
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard with a bracket, two faces of the board body can be overturned. The blackboard comprises a board body and a bracket. The board body can be overturned on the bracket, the left and the right supporters of the bracket are respectively provided with two regulating wheels, and the left and the right supporters of the bracket are connected with an upper and a lower beams in the mode of assembly and disassembly. The blackboard has the advantages that the writing area is large, easy movement within a small range, and convenient transportation within a wide range. The blackboard is suitable for multitudinous manufacture and popularization.
Description
The utility model relates to a kind of blackboard, particularly a kind ofly has a blackboard that support, plate body two sides can stir use.
Usually, its plate body of the blackboard that has support that we are seen and support are separable, and the plate body is held up by support, and only the front of plate body is for writing usefulness, and during carrying, or integral body is carried or the plate body is separated back carrying separately with support.As seen, this blackboard exists following shortcoming: (one) write area is little; (2) carrying is difficult, and promptly then difficulty is carried, transported to carrying trouble among a small circle on a large scale, so that hindered this blackboard to become the transportation of commodity in market.
The purpose of this utility model is to want to provide a kind of blackboard that support, plate body can overturn that has, and this blackboard can be movable, and its support can dismounting.
The purpose of this utility model is to realize like this.A kind of blackboard that has support respectively fixedly installs a screw in the middle of plate body dual-side, screw passes the leg of support both sides, and then the plate body is supported on the support via screw, disposes nut on the outside of foot screw.Like this, for flexibly connecting, after writing full one side writing on the blackboard, the upset of plate body can be write on another side between plate body and the support, screw two nuts on the screw, plate body and support can be fixed.
The purpose of this utility model can also realize like this.Aforesaid blackboard respectively is provided with the both direction wheel in two underfooting of support, and we can move, carry blackboard easily among a small circle like this.In addition, support is made of left and right two legs and upper and lower two crossbeams, and for being removably connected, this removable syndeton of support has brought convenience on a large scale interior carrying, transportation blackboard between leg and the crossbeam.
The utility model since its plate body can support on upset and leg be provided with between steering wheel, leg and the crossbeam to being removably connected, the blackboard of its more existing belt supporting frame, except write area increase be twice, also have among a small circle move easily, on a large scale in the characteristics of convenient transportation, it is suitable for being placed in the classroom of middle school, primary school, child institute and the meeting room for giving lectures usefulness, and it has made things convenient for the transportation in the circulation as commodity.
Fig. 1 is the blackboard structure schematic diagram that the utility model provides.
Introduce embodiment of the present utility model below in conjunction with accompanying drawing.Blackboard as shown in Figure 1, the positive and negative of its plate body (1) all are a kind of sheet irons that scribble the outer lacquer of black, and the centre accompanies one deck plank, and plate body (1) also can only be the plank that positive and negative scribble the outer lacquer of black; Stud with aluminum alloy frame (8) around the plate body (1), in the middle of the frame dual-side, respectively be provided with screw (4), screw (4) is fixed on by shim (9) on one's body the plate, can be fixing separately by shim (9), also can piece together tight with nut at the another side of shim (9) again via shim (9); Plate body (1) is supported on the left and right leg (3) of support (2) via screw (4), dispose nut (5) on the screw (4), screw nut (5) and plate body (1) can be fixed on the support on (2), nut (5) is good with the precious nut in garden, so that manually; Support (2) can be made by metal or timber, with the alloy aluminium is good, under the left and right leg of support (2) (3), respectively be provided with both direction wheel (6), being connected between upper and lower crossbeam (7) on the support (2) and the left and right leg (3) is removably connected, and fixed by screw, nut during installation.
Claims (3)
1, a kind of blackboard, comprise plate body (1), support (2), it is characterized in that: for flexibly connecting, in the middle of plate body (1) dual-side, respectively be provided with screw (3) between plate body (1) and the support (2), plate body (1) is supported on support (2) via screw (4), and screw (4) disposes nut (5).
2, blackboard according to claim 1 is characterized in that: respectively be provided with two universal wheels (6) on two legs (3) of support (2).
3, blackboard according to claim 1 and 2 is characterized in that: support (2) is made of left and right two legs (3) and upper and lower two crossbeams (7), between leg (3) and the crossbeam (7) for being removably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94219600 CN2195447Y (en) | 1994-08-27 | 1994-08-27 | Blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94219600 CN2195447Y (en) | 1994-08-27 | 1994-08-27 | Blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2195447Y true CN2195447Y (en) | 1995-04-26 |
Family
ID=33834413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94219600 Expired - Lifetime CN2195447Y (en) | 1994-08-27 | 1994-08-27 | Blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2195447Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840135A (en) * | 2009-03-19 | 2010-09-22 | 三洋电机株式会社 | Projection-type image display device and recording plate and image projecting system |
| CN103943044A (en) * | 2014-03-26 | 2014-07-23 | 诺梵(上海)办公系统有限公司 | Display board |
| CN107878078A (en) * | 2017-12-04 | 2018-04-06 | 方正圆 | It is a kind of can quick regulation blackboard surface teaching equipment |
| CN108909277A (en) * | 2018-07-05 | 2018-11-30 | 李永志 | It is a kind of to deform flexible board for teaching mathematics and its installation method |
-
1994
- 1994-08-27 CN CN 94219600 patent/CN2195447Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840135A (en) * | 2009-03-19 | 2010-09-22 | 三洋电机株式会社 | Projection-type image display device and recording plate and image projecting system |
| CN101840135B (en) * | 2009-03-19 | 2012-08-29 | 三洋电机株式会社 | Projection type image display apparatus, recording plate and image projecting system |
| CN103943044A (en) * | 2014-03-26 | 2014-07-23 | 诺梵(上海)办公系统有限公司 | Display board |
| CN103943044B (en) * | 2014-03-26 | 2017-02-08 | 诺梵(上海)家具科技股份有限公司 | Display board |
| CN107878078A (en) * | 2017-12-04 | 2018-04-06 | 方正圆 | It is a kind of can quick regulation blackboard surface teaching equipment |
| CN108909277A (en) * | 2018-07-05 | 2018-11-30 | 李永志 | It is a kind of to deform flexible board for teaching mathematics and its installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: YONGLIN TEACHING AID FACTORY, YONGJIA COUNTY |
|
| CP01 | Change in the name or title of a patent holder |
Co-patentee after: Yongjia Yong Yong teaching aid factory |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |