CN202293886U - Novel blackboard - Google Patents
Novel blackboard Download PDFInfo
- Publication number
- CN202293886U CN202293886U CN2011203953114U CN201120395311U CN202293886U CN 202293886 U CN202293886 U CN 202293886U CN 2011203953114 U CN2011203953114 U CN 2011203953114U CN 201120395311 U CN201120395311 U CN 201120395311U CN 202293886 U CN202293886 U CN 202293886U
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- China
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- blackboard
- square
- support plate
- cross bar
- bristles
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Abstract
本实用新型公开一种新型黑板，该黑板包括圆形支撑板和方形黑板。方形黑板设置在圆形支撑板上方，方形黑板的中心连接有转轴，转轴的轴座固定在圆形支撑板上。方形黑板的上方设有横杆，横杆的内表面设置有刷毛，刷毛与黑板贴合，横杆的左右两端与支撑板连接。此种新型黑板，黑板被横杆分为上下两部分，上方的黑板写满内容后，转动黑板180度，转动过程中，横杆上的刷毛将经过黑板上的粉笔末擦干净，待下次转动后使用。可见，此种黑板使用方便，擦黑板省时省力。
The utility model discloses a novel blackboard, which comprises a circular support board and a square blackboard. The square blackboard is arranged above the circular support plate, the center of the square blackboard is connected with a rotating shaft, and the shaft seat of the rotating shaft is fixed on the circular support plate. The top of the square blackboard is provided with a cross bar, the inner surface of the cross bar is provided with bristles, the bristles are attached to the blackboard, and the left and right ends of the cross bar are connected with the support plate. This new type of blackboard, the blackboard is divided into upper and lower parts by the horizontal bar. After the upper blackboard is filled with content, turn the blackboard 180 degrees. During the rotation, the bristles on the horizontal bar will pass through the chalk on the blackboard and wipe it clean until the next time. Use after turning. Visible, this kind blackboard is easy to use, and wiping blackboard saves time and effort.
Description
技术领域 technical field
本实用新型涉及一种教学器械，具体涉及一种黑板。The utility model relates to a teaching apparatus, in particular to a blackboard.
背景技术 Background technique
黑板，在日常教学中使用很多，常用的黑板一般为多层，可以有效增加板书的面积，减少老师授课时擦黑板的次数，然而多层黑板在课间时擦净劳动强度很大，而且粉笔末在教室内飞扬，对室内环境影响严重。Blackboards are widely used in daily teaching. Commonly used blackboards are generally multi-layered, which can effectively increase the area of writing on the blackboard and reduce the number of times the teacher wipes the blackboard when teaching. Flying in the classroom at last has a serious impact on the indoor environment.
因此，发明预想对现有的黑板进行改进，使黑板更便于使用。Accordingly, the invention contemplates improvements to existing blackboards to make them more user-friendly.
实用新型内容 Utility model content
本实用新型的目的在于提供一种新型黑板，该黑板结构新颖，使用非常方便。The purpose of the utility model is to provide a new type of blackboard, which is novel in structure and very convenient to use.
本实用新型为了实现上述目的，采用的技术解决方案是：The utility model is in order to realize above-mentioned object, and the technical solution that adopts is:
新型黑板，包括圆形支撑板和方形黑板，方形黑板设置在圆形支撑板上方，方形黑板的中心连接有转轴，转轴的轴座固定在圆形支撑板上，方形黑板的上方设有横杆，横杆的内表面设置有刷毛，刷毛与黑板贴合，横杆的左右两端与支撑板连接。The new type of blackboard includes a circular support board and a square blackboard. The square blackboard is set above the circular support board. The center of the square blackboard is connected with a rotating shaft. , the inner surface of the cross bar is provided with bristles, the bristles are attached to the blackboard, and the left and right ends of the cross bar are connected with the support plate.
本实用新型的有益效果：The beneficial effects of the utility model:
此种新型黑板，黑板被横杆分为上下两部分，上方的黑板写满内容后，转动黑板180度，转动过程中，横杆上的刷毛将经过黑板上的粉笔末擦干净，待下次转动后使用。可见，此种黑板使用方便，擦黑板省时省力。This new type of blackboard, the blackboard is divided into upper and lower parts by the horizontal bar. After the upper blackboard is filled with content, turn the blackboard 180 degrees. During the rotation, the bristles on the horizontal bar will pass through the chalk on the blackboard and wipe it clean until the next time. Use after turning. Visible, this kind blackboard is easy to use, and wiping blackboard saves time and effort.
附图说明 Description of drawings
图1是新型黑板的结构简图。Fig. 1 is a structural diagram of the new blackboard.
具体实施方式 Detailed ways
下面结合图1对本实用新型进行详细说明：Below in conjunction with Fig. 1 the utility model is described in detail:
新型黑板，包括圆形支撑板1和方形黑板2，方形黑板2设置在圆形支撑板1上方，方形黑板2的中心连接有转轴3，转轴3的轴座固定在圆形支撑板1上，方形黑板2的上方设有横杆4，横杆4的内表面设置有刷毛，刷毛与黑板2贴合，横杆4的左右两端与支撑板1连接。The new type of blackboard includes a circular support plate 1 and a
此种新型黑板，黑板被横杆分为上下两部分，上方的黑板写满内容后，转动黑板180度，转动过程中，横杆上的刷毛将经过黑板上的粉笔末擦干净，待下次转动后使用。可见，此种黑板使用方便，擦黑板省时省力。This new type of blackboard, the blackboard is divided into upper and lower parts by the horizontal bar. After the upper blackboard is filled with content, turn the blackboard 180 degrees. During the rotation, the bristles on the horizontal bar will pass through the chalk on the blackboard and wipe it clean until the next time. Use after turning. Visible, this kind blackboard is easy to use, and wiping blackboard saves time and effort.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203953114U CN202293886U (en) | 2011-10-17 | 2011-10-17 | Novel blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203953114U CN202293886U (en) | 2011-10-17 | 2011-10-17 | Novel blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293886U true CN202293886U (en) | 2012-07-04 |
Family
ID=46362851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203953114U Expired - Fee Related CN202293886U (en) | 2011-10-17 | 2011-10-17 | Novel blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202293886U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801103A (en) * | 2019-11-21 | 2020-02-18 | 黄小花 | Computer software information engineering intelligent guidance teaching system |
-
2011
- 2011-10-17 CN CN2011203953114U patent/CN202293886U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801103A (en) * | 2019-11-21 | 2020-02-18 | 黄小花 | Computer software information engineering intelligent guidance teaching system |
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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: 20120704 Termination date: 20121017 |