CN214449866U - Erasing-free dust-reducing blackboard - Google Patents
Erasing-free dust-reducing blackboard Download PDFInfo
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- CN214449866U CN214449866U CN202023334496.6U CN202023334496U CN214449866U CN 214449866 U CN214449866 U CN 214449866U CN 202023334496 U CN202023334496 U CN 202023334496U CN 214449866 U CN214449866 U CN 214449866U
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Abstract
The utility model discloses an exempt from to wipe dust reduction blackboard, including the blackboard frame, the internally mounted of blackboard frame has writes the blackboard main part, the inside of blackboard frame and the place ahead of writing the blackboard main part install the shielding plate, write the inside of blackboard main part and set up in the draw-in groove, the inside of blackboard frame is provided with the dust hole, the inside of blackboard frame and the below in dust hole are provided with the dust catcher, the one end of blackboard frame is connected with the mounting panel, the internally connected of mounting panel has the installation screw, the inside of blackboard frame and the rear side of writing the blackboard main part are provided with the clearance mechanism, clearance mechanism includes the inside fixed motor of fixed connection at the blackboard frame. An exempt from to wipe dust reduction blackboard, can be without the manual word on erasing the blackboard, can carry out the automation to the word on the blackboard and erase, the collection of the dust of being convenient for is handled, and is more convenient.
Description
Technical Field
The utility model relates to a blackboard technical field, in particular to dust reduction blackboard exempts from to wipe.
Background
The blackboard is not particularly a black board, and is a plane which can be repeatedly written by chalk in the traditional sense, the board is hard, is mainly used for teaching, and a dust-free blackboard needs to be used in the use process of the blackboard; the existing erasing-free dust-reducing blackboard has the defects that firstly, the blackboard needs to be manually erased in the using process, erasing can not be carried out in an erasing-free mode, and the blackboard is inconvenient, and secondly, the generated dust is erased, flies and is inconvenient to process.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide an exempt from to wipe dust reduction blackboard can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an erasing-free dust-reducing blackboard comprises a blackboard outer frame, wherein a writing blackboard main body is arranged inside the blackboard outer frame, a shielding plate is arranged inside the blackboard outer frame and in front of the writing blackboard main body, a clamping groove is formed inside the writing blackboard main body, a dust hole is formed inside the blackboard outer frame, a dust collector is arranged inside the blackboard outer frame and below the dust hole, one end of the blackboard outer frame is connected with a mounting plate, a mounting screw is connected inside the mounting plate, a clearing mechanism is arranged inside the blackboard outer frame and on the rear side of the writing blackboard main body and comprises a fixed motor fixedly connected inside the blackboard outer frame, a first rotating screw is arranged at one end of the fixed motor, a first moving block is connected outside the first rotating screw, and a connecting motor is arranged at the upper end of the first moving block, the rear end of the connecting motor is provided with a second rotating screw rod, the outside of the second rotating screw rod is connected with a second moving block, the rear end of the second rotating screw rod is provided with a clamping block, the inside of the second moving block and one side of the second rotating screw rod are connected with a rotating column, and the lower end of the rotating column is provided with a rotating elastic cleaning roller.
Preferably, the fixed motors are located on the rear side of the shielding plate and fixedly connected with the blackboard outer frame, the fixed motors are two groups and are vertically symmetrical about a middle axial plane of the blackboard outer frame, the first rotating screw is fixedly connected with the fixed motors, the first moving block is in threaded connection with the first rotating screw, the connecting motors are fixedly installed at the upper ends of the first moving block, and the front ends of the second rotating screw are fixedly connected with the rear end of the connecting motor.
Preferably, the second moving block is in threaded connection with the second rotating screw, the front end of the fixture block is fixedly connected with the rear end of the second rotating screw, the fixture block is located on the inner side of the clamping groove, the outer surface of the rotating column is movably connected with the inner surface of the second moving block, and the upper end of the rotating elastic cleaning roller is rotatably connected with the lower end of the rotating column.
Preferably, the writing blackboard main body is fixedly arranged inside the blackboard outer frame, the mounting plate is movably connected with the blackboard outer frame, and the mounting screw is in threaded connection with the mounting plate.
Preferably, the number of the shielding plates is two, the shielding plates are fixedly connected with the outer frame of the blackboard, and the clamping grooves are formed in the outer frame of the blackboard.
Preferably, the number of the dust holes is two, and the dust collector is fixedly connected with the blackboard outer frame.
Compared with the prior art, the utility model discloses following beneficial effect has:
when the blackboard eraser is used, writing can be carried out on the writing blackboard main body, the writing blackboard main body is convenient to use, when characters on the surface of the writing blackboard main body need to be cleared, the first rotating screw rod can be driven to rotate through the fixed motor, the first moving block can be driven to move through the rotation of the first rotating screw rod, the connecting motor at the upper end of the first moving block can move through the movement of the first moving block, the clamping block can move inside the clamping groove, meanwhile, the connecting motor can drive the second rotating screw rod to rotate, the second moving block is in threaded connection with the second rotating screw rod, so that the second moving block can move backwards, the rotating elastic clearing roller can be driven to move backwards, the rotating elastic clearing roller is enabled to be tightly attached to the surface of the writing blackboard main body and can move towards one end through the connecting motor, the rotating elastic clearing roller can be driven to move towards one end, and the rotating elastic clearing roller can rotate, the elastic cleaning roller can be rotated to erase characters on the surface of the writing blackboard main body, manual erasing is not needed, and flying dust is sucked into the dust collector through the dust hole, so that redundant dust can be removed, and convenience is brought.
Drawings
FIG. 1 is a schematic view of the overall structure of a blackboard without erasing and reducing dust according to the present invention;
FIG. 2 is a side view of the blackboard with no need of erasing and dust reduction;
FIG. 3 is a schematic view of the inner structure of the outer frame of the non-erasing dust-reducing blackboard according to the present invention;
FIG. 4 is a second schematic view of the inner structure of the outer frame of the non-erasing dust-reducing blackboard according to the present invention;
FIG. 5 is a schematic structural view of a cleaning mechanism for a non-erasing dust-reducing blackboard according to the present invention;
fig. 6 is an internal cross-sectional view of the blackboard outer frame of the erasing-free dust-reducing blackboard of the present invention.
In the figure: 1. a blackboard outer frame; 2. a writing blackboard body; 3. a shielding plate; 4. dust holes; 5. Mounting a plate; 6. mounting screws; 7. a clearing mechanism; 701. fixing a motor; 702. rotating the elastic cleaning roller; 703. a clamping block; 704. rotating the screw rod; 705. a first moving block; 706. a second moving block; 707. rotating the screw rod II; 708. connecting a motor; 709. rotating the column; 8. a card slot; 9. a vacuum cleaner.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-6, an erasing-free dust-reducing blackboard comprises a blackboard outer frame 1, a writing blackboard main body 2 is arranged inside the blackboard outer frame 1, a baffle plate 3 is arranged inside the blackboard outer frame 1 and in front of the writing blackboard main body 2, a clamping groove 8 is arranged inside the writing blackboard main body 2, a dust hole 4 is arranged inside the blackboard outer frame 1, a dust collector 9 is arranged inside the blackboard outer frame 1 and below the dust hole 4, one end of the blackboard outer frame 1 is connected with a mounting plate 5, the mounting plate 5 is connected with a mounting screw 6, a cleaning mechanism 7 is arranged inside the blackboard outer frame 1 and on the rear side of the writing blackboard main body 2, the cleaning mechanism 7 comprises a fixed motor 701 fixedly connected inside the blackboard outer frame 1, one end of the fixed motor 701 is provided with a first rotating screw 704, the outside of the first rotating screw 704 is connected with a first moving block 705, the upper end of the first moving block 705 is provided with a connecting motor 708, a second rotating screw 707 is arranged at the rear end of the connecting motor 708, a second moving block 706 is connected to the outside of the second rotating screw 707, a clamping block 703 is arranged at the rear end of the second rotating screw 707, a rotating column 709 is connected to the inside of the second moving block 706 and one side of the second rotating screw 707, and a rotating elastic cleaning roller 702 is arranged at the lower end of the rotating column 709.
The fixed motor 701 is located at the rear side of the baffle plate 3 and is fixedly connected with the blackboard outer frame 1, the number of the fixed motors 701 is two, the fixed motors 701 are vertically symmetrical about a middle axial plane of the blackboard outer frame 1, the first rotating screw 704 is fixedly connected with the fixed motor 701, the first moving block 705 is in threaded connection with the first rotating screw 704, the connecting motor 708 is fixedly installed at the upper end of the first moving block 705, the front end of the second rotating screw 707 is fixedly connected with the rear end of the connecting motor 708, the first rotating screw 704 can be driven to rotate through the fixed motor 701, the first moving block 705 can be driven to move through the rotation of the first rotating screw 704, and the connecting motor 708 at the upper end of the first moving block 705 can move through the movement of the first moving block 705.
No. two movable block 706 and No. two rotation screw 707 threaded connection, the front end of fixture block 703 and the rear end fixed connection of No. two rotation screw 707, fixture block 703 is located the inboard of draw-in groove 8, the surface of rotating post 709 and the internal surface swing joint of No. two movable block 706, the upper end of rotating elasticity cleaning roller 702 rotates with the lower extreme of rotating post 709 to be connected, move to one end through connecting motor 708, thereby can drive and rotate elasticity cleaning roller 702 and remove to one end, it can rotate elasticity cleaning roller 702 to rotate, make it can erase the word of writing blackboard main part 2 surface to rotate elasticity cleaning roller 702.
Writing blackboard main part 2 fixed mounting can write on writing blackboard main part 2 in the inside of blackboard frame 1, the use of the blackboard main part 2 of being convenient for write, mounting panel 5 and blackboard frame 1 swing joint, installation screw 6 and mounting panel 5 threaded connection.
The number of the shielding plates 3 is two, the shielding plates are fixedly connected with the blackboard outer frame 1, the clamping groove 8 is formed in the blackboard outer frame 1, the clamping block 703 can move in the clamping groove 8, and the position of the clamping block 703 can be limited.
The number of the dust holes 4 is two groups, the flying dust is sucked into the dust collector 9 through the dust holes 4, thereby the redundant dust can be removed, and the dust collector 9 is fixedly connected with the blackboard outer frame 1.
The working principle is as follows:
when the writing blackboard is used, writing can be performed on the writing blackboard main body 2, the writing blackboard main body 2 is convenient to use, when characters on the surface of the writing blackboard main body 2 need to be cleared, the fixed motor 701 (model YVF 80M1-6) can drive the first rotating screw 704 to rotate, the first rotating screw 704 can drive the first moving block 705 to move, the connecting motor 708 at the upper end of the first moving block 705 can move through the movement of the first moving block 705, the fixture block 703 can move inside the clamping groove 8, the connecting motor 708 (model 5IK120RGN-CF) can drive the second rotating screw 707 to rotate, the second moving block 706 is in threaded connection with the second rotating screw 707, the second moving block 706 can move backwards, the rotating elastic clearing roller 702 can be driven to move backwards, and the rotating elastic clearing roller 702 is enabled to be tightly attached to the surface of the writing blackboard main body 2, move to one end through connecting motor 708, thereby can drive and rotate elasticity cleaning roller 702 and remove to one end, it can rotate to rotate elasticity cleaning roller 702, make it can erase the word of writing blackboard main part 2 surface to rotate elasticity cleaning roller 702, need not manually erase, the dust that flies upward is sucked into the inside of dust catcher 9 (the model is HP-1) through dust hole 4, can reduce flying upward of dust through dust catcher 9, thereby can clear away unnecessary dust, it is more convenient, when needing to overhaul cleaning mechanism 7, can take out mounting screw 6 from the inside of mounting panel 5, can take out mounting panel 5 from the inside of blackboard frame 1, can overhaul cleaning mechanism 7, it is more convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an exempt from to wipe dust reduction blackboard, includes blackboard frame (1), its characterized in that: the blackboard comprises a blackboard outer frame (1), wherein a writing blackboard main body (2) is arranged in the blackboard outer frame (1), a shielding plate (3) is arranged in the blackboard outer frame (1) and in front of the writing blackboard main body (2), a clamping groove (8) is formed in the writing blackboard main body (2), a dust hole (4) is formed in the blackboard outer frame (1), a dust collector (9) is arranged in the blackboard outer frame (1) and below the dust hole (4), a mounting plate (5) is connected to one end of the blackboard outer frame (1), a mounting screw (6) is connected to the mounting plate (5), a cleaning mechanism (7) is arranged in the blackboard outer frame (1) and on the rear side of the writing blackboard main body (2), the cleaning mechanism (7) comprises a fixed motor (701) fixedly connected to the blackboard outer frame (1), and a rotating screw (704) is arranged at one end of the fixed motor (701), the external connection of a rotation screw (704) has a first movable block (705), the upper end of the first movable block (705) is installed and connected with a motor (708), the rear end of the connection motor (708) is provided with a second rotation screw (707), the external connection of the second rotation screw (707) has a second movable block (706), the rear end of the second rotation screw (707) is provided with a clamping block (703), one side of the second rotation screw (707) and the inside of the second movable block (706) is connected with a rotation column (709), and the lower end of the rotation column (709) is provided with a rotation elastic cleaning roller (702).
2. A blackboard free from erasing and dust reducing as claimed in claim 1, characterized in that: the blackboard eraser is characterized in that the fixed motor (701) is located on the rear side of the baffle plate (3) and is fixedly connected with the blackboard outer frame (1), the number of the fixed motors (701) is two, the fixed motors are vertically symmetrical about a middle axial plane of the blackboard outer frame (1), the first rotating screw (704) is fixedly connected with the fixed motor (701), the first moving block (705) is in threaded connection with the first rotating screw (704), the connecting motor (708) is fixedly installed at the upper end of the first moving block (705), and the front end of the second rotating screw (707) is fixedly connected with the rear end of the connecting motor (708).
3. A blackboard free from erasing and dust reducing as claimed in claim 1, characterized in that: the second moving block (706) is in threaded connection with the second rotating screw (707), the front end of the fixture block (703) is fixedly connected with the rear end of the second rotating screw (707), the fixture block (703) is located on the inner side of the clamping groove (8), the outer surface of the rotating column (709) is movably connected with the inner surface of the second moving block (706), and the upper end of the rotating elastic cleaning roller (702) is rotatably connected with the lower end of the rotating column (709).
4. A blackboard free from erasing and dust reducing as claimed in claim 1, characterized in that: write blackboard main part (2) fixed mounting in the inside of blackboard frame (1), mounting panel (5) and blackboard frame (1) swing joint, installation screw (6) and mounting panel (5) threaded connection.
5. A blackboard free from erasing and dust reducing as claimed in claim 1, characterized in that: the number of the baffle plates (3) is two, the baffle plates are fixedly connected with the blackboard outer frame (1), and the clamping grooves (8) are arranged in the blackboard outer frame (1).
6. A blackboard free from erasing and dust reducing as claimed in claim 1, characterized in that: the number of the dust holes (4) is two, and the dust collector (9) is fixedly connected with the blackboard outer frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334496.6U CN214449866U (en) | 2020-12-30 | 2020-12-30 | Erasing-free dust-reducing blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334496.6U CN214449866U (en) | 2020-12-30 | 2020-12-30 | Erasing-free dust-reducing blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214449866U true CN214449866U (en) | 2021-10-22 |
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ID=78109673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023334496.6U Active CN214449866U (en) | 2020-12-30 | 2020-12-30 | Erasing-free dust-reducing blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214449866U (en) |
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2020
- 2020-12-30 CN CN202023334496.6U patent/CN214449866U/en active Active
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