CN213035568U - Portable mathematical education dust removal blackboard - Google Patents
Portable mathematical education dust removal blackboard Download PDFInfo
- Publication number
- CN213035568U CN213035568U CN202021846987.6U CN202021846987U CN213035568U CN 213035568 U CN213035568 U CN 213035568U CN 202021846987 U CN202021846987 U CN 202021846987U CN 213035568 U CN213035568 U CN 213035568U
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- China
- Prior art keywords
- fixedly connected
- blackboard
- dust
- base
- dust removal
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- 239000000428 dust Substances 0.000 title claims abstract description 66
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a portable mathematical education dust removal blackboard relates to teaching blackboard technical field, the on-line screen storage device comprises a base, the equal fixedly connected with gyro wheel in bottom both sides of base, the top fixedly connected with fixed column of base, the top middle part swing joint of fixed column has the bracing piece, the top fixedly connected with blackboard base of bracing piece, the top fixedly connected with dust removal frame of blackboard base, the middle part fixedly connected with dust absorption pipe of dust removal frame. The utility model discloses portable mathematical education dust removal blackboard can prevent that the dust from piling up at the upper surface of blackboard base through the inside that the dirt pipe suction collecting box falls on blackboard base, has reached the effect of removing dust, is convenient for drive blackboard body and removes to adjust blackboard body's position, be convenient for drive blackboard body and reciprocate, thereby adjust blackboard body's height.
Description
Technical Field
The utility model relates to a teaching blackboard technical field specifically is a portable mathematical education dust removal blackboard.
Background
The blackboard is not particularly specified to a black board, is a plane which can be repeatedly written by chalk in the traditional sense, has a hard board surface, is mainly used for teaching, before the invention of characters, people find that charcoal can be used for drawing pictures, some ancient murals can be found in some ancient rock caves in Europe, and the rock wall drawing the murals can be called as the blackboard in the traditional sense.
At present, in the mathematical education process, the blackboard is the indispensable appurtenance, and traditional blackboard is after using, need to use the blackboard eraser to wipe the note of writing on the blackboard, and the bottom at the blackboard can be piled up to the dust that the in-process of wiping produced, and when someone passed through, the dust that can take the blackboard bottom made it fly away in the air, and easy user of service person's health causes the injury, and traditional blackboard is fixed usually, and the inconvenience is adjusted the height or the position of blackboard.
Therefore, it is necessary to invent a movable dust-removing blackboard for mathematics teaching to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable mathematical education dust removal blackboard to the health that provides current easy user of mathematical education blackboard in solving above-mentioned background art causes the problem of the height or the position of injury and inconvenient adjustment blackboard.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a movable dust removal blackboard for mathematical teaching comprises a base, wherein both sides of the bottom of the base are fixedly connected with idler wheels, the top of the base is fixedly connected with a fixed column, the middle part of the top end of the fixed column is movably connected with a supporting rod, the top end of the supporting rod is fixedly connected with a blackboard base, the top of the blackboard base is fixedly connected with a dust removal frame, the middle part of the dust removal frame is fixedly connected with a dust collection pipe, the top of the dust removal frame is fixedly connected with a blackboard body, both sides of the blackboard body are fixedly connected with a support, the top of the support is fixedly connected with a top plate, both sides of the top of the base are fixedly connected with a fixed rod, the outer side of the fixed rod is movably connected with a movable block, the top end of the fixed rod is fixedly connected with a barrier plate, one, the dust collecting device is characterized in that a collecting box is fixedly connected to one end of the dust inlet pipe, a transverse plate is fixedly connected to the inside of the base, a driving motor is fixedly connected to the top of the transverse plate, a coupler is fixedly connected to the top end of the driving motor, and a lead screw is fixedly connected to the top end of the coupler.
Optionally, the top of the fixing column is provided with a first through hole, the supporting rod is matched with the through hole, the bottom of the supporting rod is provided with a threaded hole, and the screw rod is matched with the threaded hole.
Optionally, the dust removal frame is arranged in parallel with the blackboard body, and the number of the dust suction pipes is multiple and is arranged equidistantly.
Optionally, one end of the dust inlet pipe penetrates through one side of the support and is fixedly connected with one side of the collecting box, and the bottom of the collecting box is movably connected with one side of the top of the blackboard base.
Optionally, the driving motor is fixedly connected with one end of the coupler through a rotating shaft, and the coupler is located inside the fixing column.
Optionally, a second through hole is formed in the middle of the movable block, and the fixed rod is matched with the second through hole.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a cooperation setting between dust removal frame, dust absorption pipe, the dust absorption fan can prevent that the dust from piling up at the upper surface of blackboard base through the inside that advances the dirt pipe suction collecting box with falling on the blackboard base to the dust to avoid the dust to fly away and cause the injury to user's health aloft.
2. The utility model discloses a be equipped with the gyro wheel, be convenient for drive blackboard body removes to adjust blackboard body's position, the cooperation setting between rethread driving motor, shaft coupling, lead screw, the bracing piece is convenient for drive blackboard body reciprocates, thereby highly adjusting blackboard body, has solved the problem of inconvenient height or the position of adjusting the blackboard.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic side view of a bracket structure according to the present invention;
FIG. 3 is a schematic cross-sectional view of the base structure of the present invention;
fig. 4 is a schematic perspective view of the fixing column structure of the present invention.
In the figure: 1. a base; 2. a roller; 3. fixing a column; 4. a blackboard base; 5. a dust removal frame; 6. a dust collection pipe; 7. a blackboard body; 8. a support; 9. a top plate; 10. fixing the rod; 11. a movable block; 12. a blocking plate; 13. a dust collection fan; 14. a dust inlet pipe; 15. a collection box; 16. a transverse plate; 17. a drive motor; 18. a coupling; 19. a lead screw; 20. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a movable dust-removing blackboard for mathematical education as shown in figures 1-4, which comprises a base 1, wherein both sides of the bottom of the base 1 are fixedly connected with rollers 2, the top of the base 1 is fixedly connected with a fixed column 3, the top of the fixed column 3 is provided with a first through hole, the middle part of the top end of the fixed column 3 is movably connected with a support rod 20, the support rod 20 is matched with the through hole, the bottom of the support rod 20 is provided with a threaded hole, the top of the support rod 20 is fixedly connected with a blackboard base 4, the top of the blackboard base 4 is fixedly connected with a dust-removing frame 5, the middle part of the dust-removing frame 5 is fixedly connected with a dust-absorbing pipe 6, the dust-absorbing pipes 6 are arranged in an equidistant way, the top of the dust-removing frame 5 is fixedly connected with a blackboard body 7, the dust-removing frame 5, thereby adjusting the position of the blackboard body 7, both sides of the blackboard body 7 are fixedly connected with a bracket 8, the top of the bracket 8 is fixedly connected with a top plate 9, both sides of the top of the base 1 are fixedly connected with a fixed rod 10, the outer side of the fixed rod 10 is movably connected with a movable block 11, the middle part of the movable block 11 is provided with a second through hole, the fixed rod 10 is matched with the second through hole, the top end of the fixed rod 10 is fixedly connected with a barrier plate 12, one end of the dust suction pipe 6 is fixedly connected with a dust suction fan 13, one side of the dust suction fan 13 is fixedly connected with a dust inlet pipe 14, one end of the dust inlet pipe 14 is fixedly connected with a collecting box 15, one end of the dust inlet pipe 14 penetrates through one side of the bracket 8 and is fixedly connected with one side of the collecting box 15, the bottom of the collecting box 15 is movably connected with one side, the dust falling on the blackboard base 4 can be sucked into the collecting box 15 through the dust inlet pipe 14, the dust is prevented from being accumulated on the upper surface of the blackboard base 4, and the dust removing effect is achieved, so that the dust is prevented from flying to cause harm to the body of a user in the air, the base 1 is fixedly connected with the transverse plate 16, the top of the transverse plate 16 is fixedly connected with the driving motor 17, one side of the top of the transverse plate 16, which is close to the driving motor 17, is fixedly connected with the storage battery, the driving motor 17 is electrically connected with the storage battery, the top of the driving motor 17 is fixedly connected with the coupler 18, the driving motor 17 is fixedly connected with one end of the coupler 18 through the rotating shaft, the coupler 18 is positioned inside the fixed column 3, the top of the coupler 18 is fixedly connected with the lead screw 19, the lead screw 19 is matched with the threaded hole, and is arranged through the, the blackboard body 7 is convenient to drive to move up and down, so that the height of the blackboard body 7 is adjusted, and the problem that the height or the position of the blackboard is inconvenient to adjust is solved.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
This practical theory of operation: when dust is removed, the dust collection fan 13 is started, the dust collection fan 13 sucks dust on the blackboard base 4 into the dust collection fan 13 through the dust collection pipe 6, and then the dust is sent into the collection box 15 through the dust inlet pipe 14 to remove dust on the blackboard body 7; when the position is adjusted, the fixed rod 10 is pushed to drive the roller 2 to rotate, so that the position of the blackboard body 7 is moved; when the height is adjusted, the driving motor 17 is started, the driving motor 17 drives the screw rod 19 to rotate through the coupler 18, and meanwhile, the support rod 20 drives the blackboard body 7 to move upwards to adjust the height of the blackboard body 7.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a portable mathematical education dust removal blackboard, includes base (1), its characterized in that: the blackboard eraser is characterized in that both sides of the bottom of the base (1) are fixedly connected with idler wheels (2), the top of the base (1) is fixedly connected with a fixed column (3), the middle part of the top end of the fixed column (3) is movably connected with a supporting rod (20), the top of the supporting rod (20) is fixedly connected with a blackboard base (4), the top of the blackboard base (4) is fixedly connected with a dust removing frame (5), the middle part of the dust removing frame (5) is fixedly connected with a dust suction pipe (6), the top of the dust removing frame (5) is fixedly connected with a blackboard body (7), both sides of the blackboard body (7) are fixedly connected with a bracket (8), the top of the bracket (8) is fixedly connected with a top plate (9), both sides of the top of the base (1) are fixedly connected with fixed rods (10), and the outer, the utility model discloses a dust collection device, including dead lever (10), top fixedly connected with barrier plate (12) of dead lever (10), the one end fixedly connected with dust collection fan (13) of dust collection pipe (6), one side fixedly connected with of dust collection fan (13) advances dirt pipe (14), advance one end fixedly connected with collecting box (15) of dirt pipe (14), the inside fixedly connected with horizontal board (16) of base (1), the top fixedly connected with driving motor (17) of horizontal board (16), the top fixedly connected with shaft coupling (18) of driving motor (17), the top fixedly connected with lead screw (19) of shaft coupling (18).
2. The mobile dust-removing blackboard for mathematics teaching according to claim 1, characterized in that:
the top of the fixing column (3) is provided with a first through hole, the supporting rod (20) is matched with the through hole, the bottom of the supporting rod (20) is provided with a threaded hole, and the screw rod (19) is matched with the threaded hole.
3. The mobile dust-removing blackboard for mathematics teaching according to claim 1, characterized in that:
the dust removal frame (5) and the blackboard body (7) are arranged in parallel, the number of the dust collection pipes (6) is multiple, and the dust collection pipes (6) are arranged equidistantly.
4. The mobile dust-removing blackboard for mathematics teaching according to claim 1, characterized in that:
one end of the dust inlet pipe (14) penetrates through one side of the support (8) and is fixedly connected with one side of the collecting box (15), and the bottom of the collecting box (15) is movably connected with one side of the top of the blackboard base (4).
5. The mobile dust-removing blackboard for mathematics teaching according to claim 1, characterized in that:
the driving motor (17) is fixedly connected with one end of the coupler (18) through a rotating shaft, and the coupler (18) is located inside the fixing column (3).
6. The mobile dust-removing blackboard for mathematics teaching according to claim 1, characterized in that:
a second through hole is formed in the middle of the movable block (11), and the fixed rod (10) is matched with the second through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846987.6U CN213035568U (en) | 2020-08-28 | 2020-08-28 | Portable mathematical education dust removal blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846987.6U CN213035568U (en) | 2020-08-28 | 2020-08-28 | Portable mathematical education dust removal blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213035568U true CN213035568U (en) | 2021-04-23 |
Family
ID=75533078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021846987.6U Expired - Fee Related CN213035568U (en) | 2020-08-28 | 2020-08-28 | Portable mathematical education dust removal blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213035568U (en) |
-
2020
- 2020-08-28 CN CN202021846987.6U patent/CN213035568U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210423 |