CN2589216Y - Rotary easily erasing blackboard - Google Patents
Rotary easily erasing blackboard Download PDFInfo
- Publication number
- CN2589216Y CN2589216Y CN 02293641 CN02293641U CN2589216Y CN 2589216 Y CN2589216 Y CN 2589216Y CN 02293641 CN02293641 CN 02293641 CN 02293641 U CN02293641 U CN 02293641U CN 2589216 Y CN2589216 Y CN 2589216Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- utility
- model
- positions
- fixedly installed
- 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 - Fee Related
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a rotary easily erasing blackboard which belongs to the technical field of the subgroup of blackboards of the subclass of writing or drawing articles and writing or drawing auxiliary articles of the class of writing or drawing apparatuses and office supplies under the subsection of printing in the section of performing operations and transporting according to the International Patent Classification (IPC). The utility model aims to solve the technical problems of hard sledding during blackboard erasing, polluted environment by chalk dust and unclean writing on blackboards, and the utility model is mainly composed of a blackboard surface, a blackboard frame, driven wheels, a transmission rope, driving wheels, a hand lever, a hair brush, a hair brush rod and a dust box. The utility model is characterized in that shaft positions of the driving wheels are fixedly installed on both ends positions on the lower part of the blackboard frame, and the both ends positions on the lower part of the blackboard frame are fixedly installed on the shaft positions of the driving wheels; the shaft positions of the driven wheels are fixedly installed on both ends positions on the upper part of the blackboard frame, and both ends positions on the upper part of the blackboard frame are fixedly installed on the shaft positions of the driven wheels; both ends positions of the hair brush rod are fixedly installed on the lower end position of the transmission rope, wherein, the lower end position of the transmission rope is fixedly installed on both ends positions of the hair brush rod. The practical and new technical proposal of the utility model is suitable for the technical field of the subgroup of blackboards, and the utility model has the advantages of simple fabrication, low cost and convenient operation.
Description
(1) technical field:
The utility model relates to Rotary easily erasing blackboard, divides by International Patent Classification (IPC) (IPC) to belong to operation, Department of Transportation, and printing branch is write or drawing appliance; The big class of office appliance is write or drawing article; The assistant product group of writing or draw, big group of reusable plate of writing or drawing or tablet, the technical field of blackboard group.
(2) background technology:
At present, existing and once had about big group of the reusable plate of writing or drawing or tablet, the technology of blackboard group was all done very fruitful effort to the demand of Rotary easily erasing blackboard, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China in 1996 by Liang Kaihua, Granted publication number is CN2219795Y, China Patent No. (ZL) is: No. 94210587.0 utility model patent title is the utility model patent of " school wall map plate ", the technical scheme that is adopted.Big group of reusable plate of writing or drawing or tablet, the technical elements of blackboard group are routine of great value inventions, and it has solved the technical problem of wall chart plate teaching effectively.But still have some deficits, it also is difficult to solve when erasing the board very tired, the chalk ash pollution environment, and sordid technical problem wiped in the blackboard writing.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of Rotary easily erasing blackboard.Very tired when erasing the board with solution, the chalk ash pollution environment, sordid technical problem wiped in the blackboard writing.
The Rotary easily erasing blackboard that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model mainly by: blackboard surface, blackboard frame, driven pulley, transmission rope, driving wheel, handle, hairbrush, brush stroke, dust box constitute.Its major part blackboard surface, blackboard frame, hairbrush are selected for use by market.Its driven pulley is the trough of belt cylindrical shape, is material with the duroplasts, through the processing and forming manufacturing.Its handle is a rectangular shaped, is material with the iron bar, through the bending machining manufacturing.Its dust box is a rectangular shape, is material with plastics, through the processing and forming manufacturing.
In shape, structure and combination thereof, the total essential features of Rotary easily erasing blackboard of the present utility model and immediate prior art is: four limit fixed-site of blackboard surface are installed in the inside casing position of blackboard frame, the inside casing fixed-site of blackboard frame is installed in the position on four limits of blackboard surface, be combined into the combining structure of band frame rectangular shape, function has been the effect of supporting.In shape, structure and combination thereof, the Rotary easily erasing blackboard of the present utility model technical characterictic different with immediate prior art is: the shaft position of driving wheel is fixedly mounted on the position at the following two ends of blackboard frame, the following end positions of blackboard frame is fixedly mounted on the position of the axle of driving wheel, be combined into the combining structure of wheel shape shaft, function has been to drive the effect that hairbrush moves.The shaft position of driven pulley is fixedly mounted on the position at the two ends, top of blackboard frame, and the top end positions of blackboard frame is fixedly mounted on the position of the axle of driven pulley, is combined into the combining structure of wheel shape shaft, and function has been the effect of transmission.The end positions of brush stroke is fixedly mounted on the position of the lower end of transmission rope, and the lower end position of transmission rope is fixedly mounted on the position at the two ends of brush stroke, is combined into the combining structure of rectangular shaped frame shape, and function has been to drive the effect that hairbrush moves.Very tired when erasing the board with regard to the solution that has realized Rotary easily erasing blackboard of the present utility model like this, the chalk ash pollution environment, the purpose of sordid technical problem wiped in the blackboard writing.
The beneficial effect of the Rotary easily erasing blackboard of utility model is: very tired when the utility model erases the board for solving, the chalk ash pollution environment, the technical scheme that the sordid technical problem of wiping the blackboard writing adopts and existing and once had about big group of the reusable plate of writing or drawing or tablet, the technology of blackboard group has been compared three advantages and improvement:
First, because the shaft position that has designed driving wheel in the technical scheme of Rotary easily erasing blackboard of the present utility model is fixedly mounted on the position at the following two ends of blackboard frame, the following end positions of blackboard frame is fixedly mounted on the position of the axle of driving wheel, be combined into the combining structure of wheel shape shaft, so can easier solution drive the technical problem that hairbrush moves.
Second, because the shaft position that has designed driven pulley in the technical scheme of Rotary easily erasing blackboard of the present utility model is fixedly mounted on the position at the two ends, top of blackboard frame, the top end positions of blackboard frame is fixedly mounted on the position of the axle of driven pulley, be combined into the combining structure of wheel shape shaft, so technical problem that can easier solution transmission.
The 3rd, because the end positions that has designed brush stroke in the technical scheme of Rotary easily erasing blackboard of the present utility model is fixedly mounted on the position of the lower end of transmission rope, the lower end position of transmission rope is fixedly mounted on the position at the two ends of brush stroke, be combined into the combining structure of rectangular shaped frame shape, so can easier solution drive the technical problem that hairbrush moves.
(4) description of drawings:
Accompanying drawing provides the structural representation of Rotary easily erasing blackboard of the present utility model:
Fig. 1: the overall structure schematic diagram that is Rotary easily erasing blackboard of the present utility model:
The label declaration of parts in the schematic diagram: 1 blackboard surface, 2 blackboard frames, 3 driven pulleys, 4 transmission ropes, 5 driving wheels, 6 handles, 7 hairbrush, 8 brush strokes, 9 dust boxes
(5) specific embodiment:
Below in conjunction with accompanying drawing, very tired when Rotary easily erasing blackboard of the present utility model is erased the board for realize solving, the optimal way that chalk ash pollution environment, blackboard writing are wiped the technical scheme that sordid technical problem takes is described further:
Its static structure: please join accompanying drawing: as shown in the figure, Rotary easily erasing blackboard of the present utility model mainly is made of blackboard surface 1, blackboard frame 2, driven pulley 3, transmission rope 4, driving wheel 5, handle 6, hairbrush 7, brush stroke 8, dust box 9.Its major part blackboard surface 1, blackboard frame 2, hairbrush 7 are selected for use by market.Its driven pulley 3 is trough of belt cylindrical shapes, is material with the duroplasts, through the processing and forming manufacturing.Its handle 6 is rectangular shaped, is material with the iron bar, through the bending machining manufacturing.Its dust box 9 is rectangular shapes, is material with plastics, through the processing and forming manufacturing.
In shape, structure and combination thereof, the total essential features of Rotary easily erasing blackboard of the present utility model and immediate prior art is: four limit fixed-site of blackboard surface 1 are installed in the inside casing position of blackboard frame 2, the inside casing fixed-site of blackboard frame 2 is installed in the position on four limits of blackboard surface 1, be combined into the combining structure of band frame rectangular shape, function has been the effect of supporting.In shape, structure and combination thereof, the Rotary easily erasing blackboard of the present utility model technical characterictic different with immediate prior art is: the shaft position of driving wheel 5 is fixedly mounted on the position at the following two ends of blackboard frame 2, the following end positions of blackboard frame 2 is fixedly mounted on the position of the axle of driving wheel 5, be combined into the combining structure of wheel shape shaft, function has been to drive the effect that hairbrush moves.The shaft position of driven pulley 3 is fixedly mounted on the position at the two ends, top of blackboard frame 2, and the top end positions of blackboard frame 2 is fixedly mounted on the position of the axle of driven pulley 3, is combined into the combining structure of wheel shape shaft, and function has been the effect of transmission.The end positions of brush stroke 8 is fixedly mounted on the position of the lower end of transmission rope 4, and the lower end position of transmission rope 4 is fixedly mounted on the position at the two ends of brush stroke 8, is combined into the combining structure of rectangular shaped frame shape, and function has been to drive the effect that hairbrush moves.
Below by using method, further set forth the dynamic structure relation of this practical Rotary easily erasing blackboard: in use, when needs erase the board, principle according to physics, at first hairbrush 7 is placed on bottom, shake handle 6 then, anti-then again crank handle 6 puts down hairbrush 7, thereby finishes erasing the board of task.
In use, in the time of needs cleaning dust box,, at first hairbrush 7 is placed on bottom, opens the 9 lid cleanings of dust box then, build lid more then, thereby finish the task of cleaning dust box according to the principle of physics.Very tired when erasing the board with regard to the solution that has realized Rotary easily erasing blackboard of the present utility model like this, the chalk ash pollution environment, the purpose of sordid technical problem wiped in the blackboard writing.
Realize that preferred plan of the present utility model is is material with plastics, iron bar, utilize the basic equipment of plastic products factory, produce by batch in taking,, so just can realize the practical value and the economic worth of Rotary easily erasing blackboard of the present utility model better with the demand on supply teaching circle.
Claims (3)
1. Rotary easily erasing blackboard, it is by blackboard surface (1), blackboard frame (2), driven pulley (3), transmission rope (4), driving wheel (5), handle (6), hairbrush (7), brush stroke (8), dust box (9) constitutes, four limit fixed-site of its blackboard surface (1) are installed in the inside casing position of blackboard frame (2), the inside casing fixed-site of blackboard frame (2) is installed in the position on four limits of blackboard surface (1), it is characterized in that: the shaft position of driving wheel (5) is fixedly mounted on the position at the following two ends of blackboard frame (2), and the following end positions of blackboard frame (2) is fixedly mounted on the position of the axle of driving wheel (5).
2. Rotary easily erasing blackboard according to claim 1 is characterized in that the shaft position of driven pulley (3) is fixedly mounted on the position at the two ends, top of blackboard frame (2), and the top end positions of blackboard frame (2) is fixedly mounted on the position of the axle of driven pulley (3).
3. Rotary easily erasing blackboard according to claim 1 is characterized in that the end positions of brush stroke (8) is fixedly mounted on the position of the lower end of transmission rope (4), and the lower end position of transmission rope (4) is fixedly mounted on the position at the two ends of brush stroke (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293641 CN2589216Y (en) | 2002-12-25 | 2002-12-25 | Rotary easily erasing blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293641 CN2589216Y (en) | 2002-12-25 | 2002-12-25 | Rotary easily erasing blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2589216Y true CN2589216Y (en) | 2003-12-03 |
Family
ID=33751524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02293641 Expired - Fee Related CN2589216Y (en) | 2002-12-25 | 2002-12-25 | Rotary easily erasing blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2589216Y (en) |
-
2002
- 2002-12-25 CN CN 02293641 patent/CN2589216Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2589216Y (en) | Rotary easily erasing blackboard | |
| CN2758092Y (en) | Fast blackboard eraser | |
| CN2698604Y (en) | Novel blackboard eraser | |
| CN201376424Y (en) | Dust-free writing board | |
| CN2707530Y (en) | Blackboard eraser | |
| CN2474349Y (en) | Convenient blackboard eraser | |
| CN2551478Y (en) | Dust-proof blackboard eraser | |
| CN2651007Y (en) | Dustproof eraser | |
| CN2477403Y (en) | Electric eraser | |
| CN2411130Y (en) | Eraser | |
| CN2671820Y (en) | Dust suction blackboard eraser | |
| CN2616404Y (en) | Dry-wet two-purpose eraser | |
| CN2365084Y (en) | Sliding eraser for blackboard | |
| CN2491250Y (en) | Multifunctional eraser | |
| CN2834926Y (en) | Multifunctional blackboard | |
| CN2589222Y (en) | Novel health care blackboard eraser | |
| CN2427338Y (en) | Chalk ash free blackboard | |
| CN2460325Y (en) | Eraser | |
| CN2502915Y (en) | Eraser with device for absorbing chalk dust | |
| CN2463181Y (en) | New blackboard | |
| CN201362112Y (en) | Convenient blackboard eraser | |
| CN2573280Y (en) | Dust-suction blackboard eraser | |
| CN2586394Y (en) | Dustless scrubbing brush | |
| CN2573281Y (en) | Blackboard eraser | |
| CN2601858Y (en) | Novel dust-free blackboard eraser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |