CN108944189A - Blackboard for teaching - Google Patents
Blackboard for teaching Download PDFInfo
- Publication number
- CN108944189A CN108944189A CN201810778273.7A CN201810778273A CN108944189A CN 108944189 A CN108944189 A CN 108944189A CN 201810778273 A CN201810778273 A CN 201810778273A CN 108944189 A CN108944189 A CN 108944189A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- main body
- edge
- adhesive
- hornbook
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The present invention relates to a kind of blackboard for teaching.The blackboard for teaching includes blackboard main body, be sticked component and multiple edge strips, the blackboard main body is cuboid, the component that is sticked includes rectangle frame, adhesive-layer and hornbook, the rectangle frame is set to the corner portion of the blackboard main body, the adhesive-layer is set in the rectangle frame, the hornbook is removably bonded on the adhesive-layer, the multiple edge strip is arranged around the periphery of the blackboard main body, wherein the edge strip in the blackboard main body lower edge is rotatably arranged in the blackboard main body, and forms gear gray area.The blackboard for teaching is not easy to pollute ground.
Description
Technical field
The present invention relates to a kind of teaching aid more particularly to a kind of blackboard for teaching.
Background technique
With the development of China's Education Industry, the type of teaching appliance is gradually enriched.For example, existing blackboard for teaching has
Blackboard, blackboard brush, tellurion and various multimedia show utensils.For example, blackboard brush is for removing the dust on blackboard.So
And when using blackboard brush to erase the board, it is easy to be easy pollution ground so that dust descends slowly and lightly on ground.
Summary of the invention
Based on this, it is necessary to provide a kind of blackboard for teaching for being not easy to pollute ground.
A kind of blackboard for teaching, including blackboard main body, be sticked component and multiple edge strips, the blackboard main body is rectangle
Body, the component that is sticked include rectangle frame, adhesive-layer and hornbook, and the rectangle frame is set to the corner of the blackboard main body
Place, the adhesive-layer are set in the rectangle frame, and the hornbook is removably bonded on the adhesive-layer, the multiple
Edge strip is arranged around the periphery of the blackboard main body, wherein the edge strip in the blackboard main body lower edge is rotatably arranged in institute
It states in blackboard main body, and forms gear gray area.
In a wherein embodiment, the surface of the blackboard main body is provided with black layer, the thickness of the blackboard main body
Degree is gradually reduced along bottom-up direction.
In a wherein embodiment, the hornbook is rectangular slab, is formed with tag slot on the hornbook, described
The date is marked on marked area erasablely.
In a wherein embodiment, adhesive portion is convexly equipped in the middle part of the adhesive-layer, the adhesive portion is adhered to institute
It states on hornbook.
In a wherein embodiment, the multiple edge strip includes upper sid strip, lower sid strip, left side item and the right item, institute
State upper sid strip, the lower sid strip, the left side item and the right item are respectively arranged at the top edge, following of the blackboard main body
Edge, left edge and right hand edge.
In a wherein embodiment, the lower sid strip includes rotation axis and protrudes out plate, and the plate that protrudes out passes through
The rotation axis is rotatably arranged on the lower edge of the blackboard main body.
In a wherein embodiment, cavity is formed in the rotation axis, one end of the cavity is formed there through out
Mouthful, chalk is provided in the opening.
It is described to be rotationally provided with locating rod in a wherein embodiment, locating slot is offered on wall, it is described fixed
Position bar is caught in the locating slot to protrude out plate described in support.
In a wherein embodiment, the end of the locating rod is formed with positioning region, the surface shape of the positioning region
At there is arcwall face, the arcwall face is attached on the bottom surface of the locating slot.
It is described to protrude out plate and the blackboard body normal, the width for protruding out plate in a wherein embodiment
Degree is 0.2-0.3 times of the width of the blackboard, and the length for protruding out plate is greater than the length of the blackboard main body.
The blackboard for teaching when in use, can write text on the hornbook, with indicate the date or other
It should be noted that item.It when teachers ' teaching, can be write in the blackboard main body, to impart knowledge to students, when needs erase the board
When, by rotating the edge strip of the blackboard main body lower edge, to form gear gray area, the gear gray area, which can be kept off, sets blackboard
On the chalk dust that falls so that dust is not easy to fall on ground and pollutes ground.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the blackboard for teaching of an embodiment.
Fig. 2 is the stereoscopic schematic diagram at another visual angle of blackboard for teaching shown in Fig. 1.
Fig. 3 is the partial enlarged view in Fig. 1 at A.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term used herein is intended merely to the mesh of description specific embodiment
, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
The present invention relates to a kind of blackboard for teaching.For example, the blackboard for teaching include blackboard main body, be sticked component and
Multiple edge strips, the blackboard main body are cuboid.For example, the component that is sticked includes rectangle frame, adhesive-layer and hornbook, it is described
Rectangle frame is set to the corner portion of the blackboard main body.For example, the adhesive-layer is set in the rectangle frame, the hornbook
It is removably bonded on the adhesive-layer, the multiple edge strip is arranged around the periphery of the blackboard main body.For example, wherein locating
It is rotatably arranged in the blackboard main body in the edge strip of the blackboard main body lower edge, and forms gear gray area.
Please refer to Fig. 1 and Fig. 2, a kind of blackboard for teaching 100, including blackboard main body 10, be sticked component 20 and multiple sides
Item 30, the blackboard main body are cuboid, and the component that is sticked includes rectangle frame 21, adhesive-layer (not shown) and hornbook 22,
The rectangle frame is set to the corner portion of the blackboard main body, and the adhesive-layer is set in the rectangle frame, the hornbook
It is removably bonded on the adhesive-layer, the multiple edge strip is arranged around the periphery of the blackboard main body, wherein being in institute
The edge strip for stating blackboard main body lower edge is rotatably arranged in the blackboard main body, and forms gear gray area 15.
For example, the blackboard for teaching is when in use, text can be write on the hornbook, with indicate the date or
Other should be noted that item.It when teachers ' teaching, can be write in the blackboard main body, to impart knowledge to students, when needing to wipe
When blackboard, by rotating the edge strip of the blackboard main body lower edge, to form gear gray area, the gear gray area, which can be kept off, to be set
The chalk dust fallen on blackboard, so that dust is not easy to fall on ground and pollutes ground.
For example, the surface of the blackboard main body is provided with black layer, institute for the ease of removedly installing the hornbook
The thickness for stating blackboard main body is gradually reduced along bottom-up direction.The hornbook is rectangular slab, is formed on the hornbook
There is tag slot, is marked with the date erasablely on the marked area.Adhesive portion, the bonding are convexly equipped in the middle part of the adhesive-layer
Portion is adhered on the hornbook.The multiple edge strip includes upper sid strip 31, lower sid strip 32, left side item 33 and the right item 34, institute
State upper sid strip, the lower sid strip, the left side item and the right item are respectively arranged at the top edge, following of the blackboard main body
Edge, left edge and right hand edge.Due to being provided with adhesive-layer in the rectangle frame, it is convexly equipped with adhesive portion in the middle part of the adhesive-layer,
Therefore it can use the adhesive portion to install the fixed hornbook, to indicate date or week.Due to the adhesive portion
Be convexly equipped in the middle part of the adhesive-layer, thus conveniently can the edge of the hornbook move the hornbook so that described
Hornbook is detached from the rectangle frame, the hornbook renewed.
For example, the lower sid strip includes rotation axis 321 and protrudes out plate 322, described for the ease of positioning the lower sid strip
Plate is protruded out to be rotatably arranged in by the rotation axis on the lower edge of the blackboard main body.It is formed in the rotation axis free
Chamber, one end of the cavity are formed there through opening, are provided with chalk in the opening.It is described to be rotationally provided with locating rod 323,
Locating slot is offered on wall, the locating rod is caught in the locating slot to protrude out plate described in support.The locating rod
End is formed with positioning region, and the surface of the positioning region is formed with arcwall face, and the arcwall face is attached at the bottom of the locating slot
On face.Described to protrude out plate and the blackboard body normal, the width for protruding out plate is the 0.2- of the width of the blackboard
0.3 times, the length for protruding out plate is greater than the length of the blackboard main body.Due to offering locating slot on the wall, lead to
It crosses and breaks and rotate the locating rod into two with one's hands, so as to which the locating rod to be positioned in the locating slot, to support described convex
Plate is stretched, and then is realized to the positioning for protruding out plate.When need to receive it is folded described protrude out plate when, pass through the rotation positioning
Bar protrudes out on plate described in being laminated on locating rod receipts, then protrudes out plate described in the relatively described blackboard body rotation again
Block, and then realize and effect is folded to the receipts of the lower sid strip.For example, the plate that protrudes out can rely on the frictional force of the rotation axis
It is voluntarily positioned at the position of the vertical blackboard main body, is inserted in locating slot after the locating rod rotation, there is rotation to rub
It wipes power and is given short measure by the gravity for protruding out plate so that the locating rod voluntarily rotates.
For example, it is of particular importance that for the ease of erasing the board, referring to Fig. 3, the blackboard for teaching further includes erasing group
Part 60, the erasing component include scrubber bar 61, rack gear 62, driving wheel 63, first bevel gear 64, second bevel gear 65 and rocking handle
66, the opposite end of the scrubber bar is slidingly arranged at the opposite end of the blackboard main body respectively, i.e., the described scrubber bar edge
The top edge of the blackboard main body extends, and the rack gear is set to one end of the blackboard main body and extends up and down, the tooth
The upper end of item is vertically installed in the end of the scrubber bar, and the lower end of the rack gear is in the following of the blackboard main body
At edge, the driving wheel is set to the lower edge of the blackboard main body and engages with the rack gear, the axis of the driving gear
To parallel with the plane where the blackboard main body, the first bevel gear coaxial arrangement is on the driving gear and positioned at institute
State the outside of blackboard main body, the second bevel gear and the first bevel gear Vertical Meshing, the rocking handle are installed on described the
On two bevel gears.When needing erasing blackboard, by shaking the rocking handle, to drive the second bevel gear, the first cone tooth
Wheel and driving gear rotate, and rack gear described in rack drives described in the sliding tooth wheel drive moves down, and then described in drive
Scrubber bar is moved down along the blackboard main body, to wipe the chalk writing in the blackboard main body, and by chalk writing
Dust is brought on the lower sid strip.When at the lower edge that the scrubber bar drops to the blackboard main body, it can be revolved with opposite direction
Turn the rocking handle, so that the scrubber bar opposite direction erasing chalk writing, improves efficiency of erasing.
For example, the axial direction of the second bevel gear and the blackboard body normal, one end of the blackboard main body is convexly equipped with
Mounting rack 67, the second bevel gear are rotatably mounted on the mounting rack, the blackboard main body far from the rack gear one
End is provided with guide rail bar 68, and the guide rail bar is perpendicular to the length direction of the blackboard main body, and the guide rail bar is adjacent to the right side
Edge strip, one end of the scrubber bar are slidingly arranged in the guide rail bar, and the scrubber bar being capable of drawing in the guide rail bar
It leads down and moves up and down.For example, the transmission ratio between the second bevel gear and the first bevel gear is 4:1, so as to mention
The speed of the rise and fall of the high rack gear.
For example, the lower edge of the blackboard main body is provided with dust suction item 69, and the dust suction item is set for the ease of absorbing dust
It is protruded out on plate described in being placed in, the dust suction item extends along the length direction of the blackboard main body and adjacent to the blackboard main body
Lower edge presses in the rotation axis, offer long and narrow dust-absorbing groove on the dust suction item, the dust-absorbing groove upward,
The end of the dust suction item is provided with air pump 691, and controller 693 is arranged on the air pump and pulling force sensor (is schemed not
Show), the pulling force sensor and the controller are electrically connected, and the controller is controlled according to the dynamics of the pulling force sensor
The exhausting dynamics of the air pump.The pulling force sensor is connect with tension spring (not shown), and the end of the tension spring is connected to institute
The bottom for stating rack gear, after the lower edge that the blackboard main body is deviateed in the bottom of the rack gear, the tension spring is stretched, the drawing
Power sensor senses pulling force, and then triggers the controller, so that the controller controls the air pump exhausting, when described
When scrubber bar arrives at the bottom margin of the blackboard main body, the air pump reaches maximum exhausting power, thus by the erasing
Dust on item sucks in the dust suction item, and then can easily absorb dust.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of blackboard for teaching, which is characterized in that including blackboard main body, be sticked component and multiple edge strips, the blackboard master
Body is cuboid, and the component that is sticked includes rectangle frame, adhesive-layer and hornbook, and the rectangle frame is set to the blackboard main body
Corner portion, the adhesive-layer is set in the rectangle frame, and the hornbook is removably bonded on the adhesive-layer, institute
The periphery that multiple edge strips are stated around the blackboard main body is arranged, wherein the edge strip in the blackboard main body lower edge is rotationally set
It is placed in the blackboard main body, and forms gear gray area.
2. blackboard for teaching according to claim 1, which is characterized in that the surface of the blackboard main body is provided with black
Layer, the thickness of the blackboard main body are gradually reduced along bottom-up direction.
3. blackboard for teaching according to claim 2, which is characterized in that the hornbook is rectangular slab, the hornbook
On be formed with tag slot, be marked with the date erasablely on the marked area.
4. blackboard for teaching according to claim 3, which is characterized in that it is convexly equipped with adhesive portion in the middle part of the adhesive-layer,
The adhesive portion is adhered on the hornbook.
5. blackboard for teaching according to claim 4, which is characterized in that the multiple edge strip include upper sid strip, lower sid strip,
Left side item and the right item, the upper sid strip, the lower sid strip, the left side item and the right item are respectively arranged at the blackboard
Top edge, lower edge, left edge and the right hand edge of main body.
6. blackboard for teaching according to claim 5, which is characterized in that the lower sid strip includes rotation axis and protrudes out plate
Block, the plate that protrudes out are rotatably arranged on the lower edge of the blackboard main body by the rotation axis.
7. blackboard for teaching according to claim 6, which is characterized in that be formed with cavity, the sky in the rotation axis
One end of chamber is formed there through opening, is provided with chalk in the opening.
8. blackboard for teaching according to claim 7, which is characterized in that it is described to be rotationally provided with locating rod, on wall
Locating slot is offered, the locating rod is caught in the locating slot to protrude out plate described in support.
9. blackboard for teaching according to claim 8, which is characterized in that the end of the locating rod is formed with positioning region,
The surface of the positioning region is formed with arcwall face, and the arcwall face is attached on the bottom surface of the locating slot.
10. blackboard for teaching according to claim 9, which is characterized in that the plate that protrudes out hangs down with the blackboard main body
Directly, the width for protruding out plate is 0.2-0.3 times of the width of the blackboard, and the length for protruding out plate is greater than described black
The length of plate main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810778273.7A CN108944189A (en) | 2018-07-16 | 2018-07-16 | Blackboard for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810778273.7A CN108944189A (en) | 2018-07-16 | 2018-07-16 | Blackboard for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108944189A true CN108944189A (en) | 2018-12-07 |
Family
ID=64481271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810778273.7A Pending CN108944189A (en) | 2018-07-16 | 2018-07-16 | Blackboard for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108944189A (en) |
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| CN2243391Y (en) * | 1995-11-24 | 1996-12-25 | 李申生 | Pore absorbing dustless blackboard |
| DE202006000360U1 (en) * | 2006-01-10 | 2006-03-16 | Karl Knauer Kg | Writing pad has a stack of paper sheets secured by adhesive stripes along the edges and with integral marker strips removed by tearing perforation lines |
| CN201268177Y (en) * | 2008-09-16 | 2009-07-08 | 吴品靖 | Novel blackboard |
| CN201552894U (en) * | 2009-10-14 | 2010-08-18 | 崔国立 | Blackboard convenient to clean |
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| CN203592829U (en) * | 2013-12-19 | 2014-05-14 | 山东理工职业学院 | Showing blackboard for teaching |
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| CN204340476U (en) * | 2014-11-28 | 2015-05-20 | 李良 | A kind of multi-functional blackboard being applied to virtue and imparting knowledge to students with society |
| CN204432122U (en) * | 2014-12-23 | 2015-07-01 | 李广成 | A kind of multi-functional blackboard |
| CN204472283U (en) * | 2014-12-30 | 2015-07-15 | 西安石油大学 | A kind of fine adjustment type blackboard of reflection-proof |
| CN205705869U (en) * | 2016-03-31 | 2016-11-23 | 郑州澍青医学高等专科学校 | A kind of English teaching cleaning blackboard being easy to regulate upper-lower position |
| CN206983588U (en) * | 2017-04-13 | 2018-02-09 | 熊梓燃 | A kind of board of education with dust adsorption function |
| CN207403437U (en) * | 2017-07-11 | 2018-05-25 | 王丽端 | A kind of dismountable painting drawing board |
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2018
- 2018-07-16 CN CN201810778273.7A patent/CN108944189A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2243391Y (en) * | 1995-11-24 | 1996-12-25 | 李申生 | Pore absorbing dustless blackboard |
| DE202006000360U1 (en) * | 2006-01-10 | 2006-03-16 | Karl Knauer Kg | Writing pad has a stack of paper sheets secured by adhesive stripes along the edges and with integral marker strips removed by tearing perforation lines |
| CN201268177Y (en) * | 2008-09-16 | 2009-07-08 | 吴品靖 | Novel blackboard |
| CN201552894U (en) * | 2009-10-14 | 2010-08-18 | 崔国立 | Blackboard convenient to clean |
| CN201693916U (en) * | 2010-05-20 | 2011-01-05 | 张森根 | Blackboard with detachable dust-receiving slot |
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| CN202242571U (en) * | 2011-09-27 | 2012-05-30 | 李佳欣 | Multi-layer blackboard capable of being cleaned automatically |
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| CN103342071A (en) * | 2013-07-04 | 2013-10-09 | 秦菊萍 | Reminding board with sticky notes |
| CN104553532A (en) * | 2013-10-25 | 2015-04-29 | 王明军 | Dust blocking board for blackboard |
| CN203592829U (en) * | 2013-12-19 | 2014-05-14 | 山东理工职业学院 | Showing blackboard for teaching |
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| CN204432122U (en) * | 2014-12-23 | 2015-07-01 | 李广成 | A kind of multi-functional blackboard |
| CN204472283U (en) * | 2014-12-30 | 2015-07-15 | 西安石油大学 | A kind of fine adjustment type blackboard of reflection-proof |
| CN205705869U (en) * | 2016-03-31 | 2016-11-23 | 郑州澍青医学高等专科学校 | A kind of English teaching cleaning blackboard being easy to regulate upper-lower position |
| CN206983588U (en) * | 2017-04-13 | 2018-02-09 | 熊梓燃 | A kind of board of education with dust adsorption function |
| CN207403437U (en) * | 2017-07-11 | 2018-05-25 | 王丽端 | A kind of dismountable painting drawing board |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |