CN204109620U - Chalk-writing multifunctional assisting device - Google Patents
Chalk-writing multifunctional assisting device Download PDFInfo
- Publication number
- CN204109620U CN204109620U CN201420527588.1U CN201420527588U CN204109620U CN 204109620 U CN204109620 U CN 204109620U CN 201420527588 U CN201420527588 U CN 201420527588U CN 204109620 U CN204109620 U CN 204109620U
- Authority
- CN
- China
- Prior art keywords
- receiving groove
- dust receiving
- chalk
- cleaning
- dust
- 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
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Abstract
The utility model discloses a kind of chalk-writing multifunctional assisting device.This device mainly comprise cleaning function and storage function, to be installed on bottom blackboard on dust receiving groove.This device can move horizontally along dust receiving groove, and in moving process, Clean Brush for cleaning cleans dust in dust receiving groove and chalk end.The dust deposited in dust receiving groove and chalk end can be swept in the dirt-collecting box below opening part when Clean Brush for cleaning moves to the opening part of dust receiving groove.Be placed on by blackboard eraser on cleaning band, cover clean lid, press motor switch, reducing motor drives cleaning band to clean blackboard eraser.In addition, this device additionally provides chalk, paper handkerchief, fingerstall rest area, to facilitate writer.It is large that this device solves existing classroom blackboard horizontal span, and teacher can not be difficult to clean and dust easily enters the problems such as nail gap along with writing position takes chalk and blackboard eraser, blackboard eraser and dust receiving groove at any time, has good market prospects.
Description
technical field
The utility model relates to a kind of chalk-writing multifunctional assisting device, belongs to classroom apparatus technical field.
background technology
Current multimedia teaching obtains extensive popularization, but write be still indispensable.With regard to the writing implement provided for teacher on the market, have two kinds, one is white board marker, and one is chalk.For current white board marker, its cost is relatively too high and add the situation that disconnected ink easily appears in ink after writing a period of time, therefore most schools still generally uses chalk at present, and chalk will be the primary article of teaching writing within the following quite a while.The use of chalk inevitably brings the cleaning problems of chalk dust and blackboard eraser, and when occurring that larger area is write, teacher can not take chalk and blackboard eraser at any time along with writing position, need repeatedly movement take.
utility model content
For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of chalk-writing multifunctional assisting device.
Chalk-writing multifunctional assisting device of the present utility model, it comprises: blackboard, casing, dirt-collecting box, dust receiving groove, pressing plate, paper handkerchief lid, little steel ball, motor cover, motor switch, clean lid, fingerstall drawer, spring bearing, Clean Brush for cleaning, pressing plate fixed screw, tensioning shaft, reducing motor, battery case, cylinder, cleaning band, tensioning set screw, blackboard eraser, miniature bearing, sleeve, tensioning bearing etc.; Drawer is placed in casing and can twitches flexibly; Little steel ball is embedded into the side of casing near blackboard, to reduce casing and blackboard friction and to play supplemental support casing; Reducing motor drives cleaning band to rotate, with clean blackboard eraser; Utilize the bearing tensioning cleaning band on tensioning shaft; Connected by pressing plate between casing and blackboard dust receiving groove, and miniature bearing is housed between the two, casing smoothly movement on dust receiving groove can be made under the thrust of hand or the effect of pulling force.Clean Brush for cleaning is placed in casing lower end, contacts with blackboard dust receiving groove, cleans while casing movement to blackboard dust receiving groove.
The beneficial effects of the utility model are: it have applicable, cost is low, functional realiey is easy, compact conformation takies the features such as volume is little, solve the problem that dais is mixed and disorderly for a long time, significantly improve classroom hygienic conditions and facilitate classroom and write, make to write humanized, have good practical value and promotional value.
accompanying drawing explanation
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is whole structure figure of the present utility model.
Fig. 2 is A portion of the present utility model enlarged drawing.
Fig. 3 is B portion of the present utility model enlarged drawing.
Fig. 4 is device top view of the present utility model.
Fig. 5 is device front view of the present utility model.
Fig. 6 is inside top figure of the present utility model.
Fig. 7 is device upward view of the present utility model.
Fig. 8 is tensioning portion front view of the present utility model.
Fig. 9 is cleaning part top view of the present utility model.
Figure 10 is cleaning part front view of the present utility model.
Figure 11 is the coupled position schematic diagram of the utility model and dust receiving groove.
Figure 12 is clean lid front view of the present utility model.
In figure: 1-blackboard; 2-casing; 3-dirt-collecting box; 4-dust receiving groove; 5-pressing plate; 6-paper handkerchief lid; The little steel ball of 7-; 8-motor cover; 9-motor switch; 10-cleans lid; 11-fingerstall drawer; 12-spring bearing; 13-Clean Brush for cleaning; 14-pressing plate fixed screw; 15-tensioning shaft; 16-reducing motor; 17-battery case; 18-cylinder; 19-cleaning band; 20-tensioning set screw; 21-blackboard eraser; 22-miniature bearing; 23-sleeve; 24-tensioning bearing.
detailed description of the invention
The purpose of this utility model, technical scheme and advantage are clearly understood, describes the utility model below by the specific embodiment shown in accompanying drawing.But should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
As shown in figs. 1-12, this detailed description of the invention by the following technical solutions: it comprises blackboard 1; Casing 2; Dirt-collecting box 3; Dust receiving groove 4; Pressing plate 5; Paper handkerchief lid 6; Little steel ball 7; Motor cover 8; Motor switch 9; Clean lid 10; Fingerstall drawer 11; Spring bearing 12; Clean Brush for cleaning 13; Pressing plate fixed screw 14; Tensioning shaft 15; Reducing motor 16; Battery case 17; Cylinder 18; Cleaning band 19; Tensioning set screw 20; Blackboard eraser 21; Miniature bearing 22; Sleeve 23; Tensioning bearing 24; Casing 2 utilizes pressing plate 5 and pressing plate fixed screw 14 to be arranged on normal blackboard dust receiving groove 4, moves under the thrust of hand or the effect of pulling force by miniature bearing 22 on dust receiving groove 4; Clean Brush for cleaning 13 is arranged on the bottom of casing 2, contacts with dust receiving groove 4; Cleaning band 19 is enclosed within cylinder 18; Regulate tensioning set screw 20 that tensioning shaft 15 can be made to install in elongated hole at it to move up and down, with the effect making the tensioning bearing 24 on tensioning shaft 15 realize tensioning; The output shaft of reducing motor 16 is directly connected on cylinder 18; Dust receiving groove 4 has hole; Dirt-collecting box 2 is arranged on the below of dust receiving groove 4 tapping, and can freely extract out, to dump rubbish, as shown in Figure 2.
This detailed description of the invention paper handkerchief lid 6 can prevent dust from entering into paper towel box, conveniently takes simultaneously.
Can put into fingerstall in this detailed description of the invention fingerstall drawer 11, during to prevent from writing, dust enters in nail slot, for teacher female provides convenience.
This detailed description of the invention miniature bearing 22 can be replaced by sheave.
The little steel ball 7 of this detailed description of the invention is arranged on the side of casing 2 near blackboard 1, contact with blackboard 1, so both can reduce the frictional force in casing 2 moving process and between blackboard 1, the effect of supporting box 2 can be played again, prevent casing 2 from being formed to extrude in the junction with dust receiving groove 4 and affect moving left and right of casing 2.
When this detailed description of the invention cleans blackboard eraser 21, blackboard eraser 21 is placed on cleaning band 19, cover clean lid 10, pressing motor switch 9 reducing motor 16 drives cylinder 18 to rotate, cylinder 18 drives cleaning band 19 to rotate, thus clean blackboard eraser 21, chalk dust slides in dust receiving groove 4 along the opening bottom clean box, then is swept in dirt-collecting box 3 by Clean Brush for cleaning 13.
Tensioning bearing 24 on this detailed description of the invention tensioning shaft 15 directly contacts with cleaning band 19, to realize the tensioning to cleaning band 19.
This detailed description of the invention spring bearing 12 for the support to cylinder 18, frictional force during to reduce drum movement and between casing 2.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. a chalk-writing multifunctional assisting device, is characterized in that: it comprises blackboard 1; Casing 2; Dirt-collecting box 3; Dust receiving groove 4; Pressing plate 5; Paper handkerchief lid 6; Little steel ball 7; Motor cover 8; Motor switch 9; Clean lid 10; Fingerstall drawer 11; Spring bearing 12; Clean Brush for cleaning 13; Pressing plate fixed screw 14; Tensioning shaft 15; Reducing motor 16; Battery case 17; Cylinder 18; Cleaning band 19; Tensioning set screw 20; Blackboard eraser 21; Miniature bearing 22; Sleeve 23; Tensioning bearing 24; Casing 2 utilizes pressing plate 5 and pressing plate fixed screw 14 to be arranged on normal blackboard dust receiving groove 4, moves under the thrust of hand or the effect of pulling force by miniature bearing 22 on dust receiving groove 4; Clean Brush for cleaning 13 is arranged on the bottom of casing 2, contacts with dust receiving groove 4; Cleaning band 19 is enclosed within cylinder 18; Regulate tensioning set screw 20 that tensioning shaft 15 can be made to install in elongated hole at it to move up and down; The output shaft of reducing motor 16 is directly connected on cylinder 18; Dust receiving groove 4 has hole; Dirt-collecting box 2 is arranged on the below of dust receiving groove 4 tapping, and can freely extract out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527588.1U CN204109620U (en) | 2014-09-15 | 2014-09-15 | Chalk-writing multifunctional assisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527588.1U CN204109620U (en) | 2014-09-15 | 2014-09-15 | Chalk-writing multifunctional assisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204109620U true CN204109620U (en) | 2015-01-21 |
Family
ID=52326970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420527588.1U Expired - Fee Related CN204109620U (en) | 2014-09-15 | 2014-09-15 | Chalk-writing multifunctional assisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204109620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147227A (en) * | 2021-05-08 | 2021-07-23 | 丽水学院 | Show board that teaching blackboard writing was used |
-
2014
- 2014-09-15 CN CN201420527588.1U patent/CN204109620U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147227A (en) * | 2021-05-08 | 2021-07-23 | 丽水学院 | Show board that teaching blackboard writing was used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150915 |
|
| EXPY | Termination of patent right or utility model |