CN212422653U - Crawler-type blackboard capable of being automatically cleaned - Google Patents
Crawler-type blackboard capable of being automatically cleaned Download PDFInfo
- Publication number
- CN212422653U CN212422653U CN202021776646.6U CN202021776646U CN212422653U CN 212422653 U CN212422653 U CN 212422653U CN 202021776646 U CN202021776646 U CN 202021776646U CN 212422653 U CN212422653 U CN 212422653U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- driving shaft
- shaft
- dust collector
- driving
- 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.)
- Active
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a crawler-type blackboard capable of being automatically cleaned, which comprises a driving shaft, a driven shaft, a blackboard strip, a driving mechanism, a brush mechanism, a dust collector and a cover cap; the black plate belt is wound on the driving shaft and the driven shaft; the driving shaft and the driven shaft are arranged oppositely, and the driving shaft drives the blackboard to run; the driving mechanism is connected with one end of the driving shaft and drives the driving shaft to rotate; the brush mechanism is arranged on one side of the driving shaft and is provided with a brush abutting against the peripheral surface of the black plate strip; the dust collector is arranged on one side of the brush mechanism; the cover is arranged between the dust collector and the black board belt and surrounds the driving shaft and the brush mechanism, and the cover is connected with the dust collector through a dust collecting pipe. The advantages of integral erasing and selective erasing can be realized through the friction between the brush mechanism and the black board belt moving in a crawler type manner, and the dust collector sucks away generated dust so as to reduce the harm of the chalk dust to a human body. In addition, the black board belt with the crawler-type structure has the advantage of double board writing area compared with the existing common blackboard.
Description
Technical Field
The utility model relates to a teaching equipment technical field especially relates to a but self-cleaning's crawler-type blackboard.
Background
The calligraphy art is a treasure of Chinese culture, and the chalk characters are smooth and beautiful and are convenient to write. In the teaching process, a teacher can not only call the attention of students, but also write on a blackboard with beautiful chalk characters on one hand and directly influence the love of the students on Chinese calligraphy. With the progress of science and technology, people have made great reform to blackboards, but because of the reason in the aspect of its material structure, its inherent drawback has been the problem that awaits solution all the time, for example the dust problem. The teacher is always forced to suck a lot of dust when the blackboard is erased, and great damage is brought to the health of the teacher over time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but self-cleaning's crawler-type blackboard to solve prior art not enough.
In order to solve the technical problem, the utility model provides a following technical scheme:
a crawler-type blackboard capable of being automatically cleaned comprises a driving shaft, a driven shaft, a blackboard strip, a driving mechanism, a brush mechanism, a dust collector and a cover; the black plate belt is wound on the driving shaft and the driven shaft; the driving shaft and the driven shaft are arranged oppositely, and the driving shaft drives the blackboard to operate; the driving mechanism is connected with one end of the driving shaft and drives the driving shaft to rotate; the brush mechanism is arranged on one side of the driving shaft and is provided with a brush abutting against the peripheral surface of the black plate strip; the dust collector is arranged on one side of the brush mechanism; the cover cap is arranged between the dust collector and the blackboard strip and surrounds the driving shaft and the brush mechanism, and the cover cap is connected with the dust collector through a dust collection pipe.
As a further preferable scheme, racks are arranged on the inner sides of the black plate strips, and gears matched with the racks are arranged on the peripheries of the driving shaft and the driven shaft.
As a further preferable scheme, the driving mechanism is a handle or a driving motor.
As a further preferred scheme, the vacuum cleaner further comprises a first mounting frame, and the driving shaft, the vacuum cleaner, the cover and the brush mechanism are respectively fixed with the first mounting frame.
As a further preferred scheme, the first mounting frame is provided with a hydraulic rod, the brush mechanism comprises a central shaft, the brush is arranged on the periphery of the central shaft, and the central shaft is pivoted with the hydraulic rod.
As a further preferred scheme, still include the second mounting bracket, the second mounting bracket sets up with first mounting bracket relatively, and connect the one end of driven shaft.
As a further preferable mode, the second mounting bracket is provided with a lock handle connected with the driven shaft.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the advantages of integral erasing and selective erasing can be realized through the friction between the brush mechanism and the black board belt moving in a crawler type manner, and the dust collector sucks away generated dust so as to reduce the harm of the chalk dust to a human body.
2. Compared with the existing common blackboard, the blackboard has the advantage of double blackboard writing area due to the adoption of the black board belt with the crawler-type structure.
3. Due to the fact that the crawler-type structure has the advantage of being capable of translating left and right, the blackboard-writing content can be translated to the viewing position desired by the student at will.
4. The tightness adjusting structure is added to the driven shaft of the crawler-type blackboard. Can solve the problem of insufficient tension caused by expansion with heat and contraction with cold.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a crawler type blackboard capable of being automatically cleaned according to the present invention;
FIG. 2 is a partial schematic view of a hidden cover of a crawler type blackboard according to the present invention;
FIG. 3 is a schematic diagram of the operation of the middle crawler type blackboard according to the present invention;
fig. 4 is a schematic view of the assembly of the second mounting bracket and the driven shaft according to the present invention;
in the figure: a dust collector 1; a dust suction pipe 11; a cover 2; a black board strip 3; a first mounting frame 4; a hydraulic lever 41; a second mounting bracket 5; an adjusting nut 51; a first mounting plate 52; a strip-shaped hole 521; a lock handle 53; a collar 531; a second mounting plate 54; a driving shaft 6; a driven shaft 7; a brush mechanism 8; and a brush 81.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "left", "right", "inner", "outer" and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Examples
Referring to fig. 1-3, the present embodiment provides a self-cleaning crawler blackboard, which includes a driving shaft 6, a driven shaft 7, a blackboard strip 3, a driving mechanism (not shown), a brush mechanism 8, a dust collector 1 and a cover 2. The black board belt is of a flexible annular structure, the outer side of the black board belt is used for writing, and the inner side of the black board belt is sleeved with the driving shaft and the driven shaft. The driving shaft and the driven shaft are vertically arranged, are parallel to each other in the left-right direction and are in close contact with the black plate belt, so that the black plate belt is in a tightened state. The driving shaft drives the blackboard to run. The inner side of the black plate belt is provided with a rack, and the periphery of the driving shaft and the periphery of the driven shaft are provided with gears matched with the rack.
The driving mechanism is connected with one end of the driving shaft and drives the driving shaft to rotate, and the driving mechanism can select a handle or a driving motor. The brush mechanism 8 is arranged on one side of the driving shaft, and a brush 81 which is abutted against the peripheral surface of the blackboard strip is arranged on the outer side of the brush mechanism and is used for erasing the handwriting on the blackboard. The dust collector is arranged on one side of the brush mechanism and can be used for absorbing dust generated by wiping the blackboard. The cover cap is arranged between the dust collector and the blackboard strip and surrounds the driving shaft and the brush mechanism, and the cover cap is connected with the dust collector through a dust collecting pipe 11. The cover is provided with an opening, and the part of the blackboard area contacting the driving shaft passes through the opening of the cover, so that dust can be collected conveniently.
The crawler-type blackboard further comprises a first mounting frame 4 and a second mounting frame 5, wherein the first mounting frame 4 and the second mounting frame 5 are arranged oppositely and used for fixing the crawler-type blackboard on a wall surface. The driving shaft, the dust collector, the cover cap and the brush mechanism are fixed with the first mounting frame 4. The first mounting frame is provided with a hydraulic rod 41, the brush mechanism comprises a central shaft, a brush is arranged on the periphery of the central shaft, the end part of the central shaft is pivoted with the hydraulic rod, and the brush mechanism is controlled through the hydraulic rod. When the blackboard is required to be brushed, the hydraulic rod is contracted, the hairbrush is abutted to the blackboard and is extended when the blackboard is not brushed, so that the hairbrush and the blackboard surface have a certain distance, and the handwriting can be selectively erased or retained. The first mounting bracket is also provided with a limiting part 42, the limiting part of the first mounting bracket is connected with the end part of the driving shaft, and the brush mechanism can be set into a rotating mechanism, driven by a motor or set into a fixing type. This embodiment sets up two second mounting brackets altogether, connects respectively the upper end and the lower tip of driven shaft.
Referring to fig. 1 and 4, the second mounting bracket is used for fixing the position of the driven shaft and is provided with a locking handle connected with the driven shaft. Specifically, the centre of driven shaft is equipped with a locating shaft to both ends bulge, the second mounting bracket is equipped with first mounting panel and second mounting panel and one and strengthens the version. Wherein, first mounting panel 52 level sets up, and it is equipped with one and is the bar hole 521 that the left right direction extends, supplies the location axle passes, and driving shaft one end is kept away from to first mounting panel is connected to second mounting panel 54, and the orientation of keeping away from crawler-type blackboard extends on vertical direction, be equipped with a through-hole on the second mounting panel. The lock handle 53 is provided with a lantern ring 531 and an extension part connected with the lantern ring, and the lantern ring 531 is sleeved on one end of the positioning shaft and locked by a nut. The extension extends out of the through hole, the tail end of the extension is provided with a threaded section, and an adjusting nut 51 is arranged on the outer side of the second mounting plate and matched with the threaded section. The left and right positions of the lock handle are adjusted by rotating the adjusting nut, and then the position of the driven shaft is adjusted. Can solve the problem of insufficient tension of the crawler-type blackboard caused by expansion with heat and contraction with cold.
When the blackboard needs to be cleaned, the blackboard strip is driven to rotate by the handle or the driving motor, the dust collector is started, the brush mechanism wipes the handwriting on the blackboard strip, the dust collector sucks generated dust, and the harm of the chalk dust to a human body is reduced.
Finally, it should be noted that: 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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A crawler-type blackboard capable of being automatically cleaned is characterized by comprising a driving shaft, a driven shaft, a blackboard belt, a driving mechanism, a brush mechanism, a dust collector and a cover; the black plate belt is wound on the driving shaft and the driven shaft; the driving shaft and the driven shaft are arranged oppositely, and the driving shaft drives the blackboard to operate; the driving mechanism is connected with one end of the driving shaft and drives the driving shaft to rotate; the brush mechanism is arranged on one side of the driving shaft and is provided with a brush abutting against the peripheral surface of the black plate strip; the dust collector is arranged on one side of the brush mechanism; the cover cap is arranged between the dust collector and the blackboard strip and surrounds the driving shaft and the brush mechanism, and the cover cap is connected with the dust collector through a dust collection pipe.
2. The crawler-type blackboard capable of being automatically cleaned according to claim 1, wherein racks are arranged on the inner sides of the blackboard strips, and gears matched with the racks are arranged on the peripheries of the driving shaft and the driven shaft.
3. An automatically cleanable tracked blackboard according to claim 1, wherein the drive mechanism is a handle or a drive motor.
4. The automatically cleanable tracked blackboard of claim 1, further comprising a first mounting bracket, the drive shaft, the vacuum cleaner, the cover and the brush mechanism being fixed to the first mounting bracket, respectively.
5. A self-cleaning crawler-type blackboard according to claim 4, wherein the first mounting frame is provided with a hydraulic rod, the brush mechanism includes a central shaft, the brushes are arranged on the periphery of the central shaft, and the central shaft is pivoted with the hydraulic rod.
6. The automatically cleanable tracked blackboard of claim 4, further comprising a second mounting bracket disposed opposite the first mounting bracket and connected to one end of the driven shaft.
7. An automatically cleanable tracked blackboard according to claim 6, wherein the second mounting bracket is fitted with a locking handle connected to the driven shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021776646.6U CN212422653U (en) | 2020-08-24 | 2020-08-24 | Crawler-type blackboard capable of being automatically cleaned |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021776646.6U CN212422653U (en) | 2020-08-24 | 2020-08-24 | Crawler-type blackboard capable of being automatically cleaned |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212422653U true CN212422653U (en) | 2021-01-29 |
Family
ID=74274113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021776646.6U Active CN212422653U (en) | 2020-08-24 | 2020-08-24 | Crawler-type blackboard capable of being automatically cleaned |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212422653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845161A (en) * | 2020-08-24 | 2020-10-30 | 广东工业大学华立学院 | Crawler-type blackboard capable of being automatically cleaned |
-
2020
- 2020-08-24 CN CN202021776646.6U patent/CN212422653U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845161A (en) * | 2020-08-24 | 2020-10-30 | 广东工业大学华立学院 | Crawler-type blackboard capable of being automatically cleaned |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212422653U (en) | Crawler-type blackboard capable of being automatically cleaned | |
| CN210526119U (en) | Teaching aid for information and computer science | |
| CN210244653U (en) | Teaching of management science is with multi-functional show board | |
| KR100956556B1 (en) | Automatic cleansing blackboard | |
| CN2177602Y (en) | Automatic character-erazing blackboard | |
| CN210295437U (en) | Ideological and political theory teaching multimedia teaching auxiliary device | |
| CN111845161A (en) | Crawler-type blackboard capable of being automatically cleaned | |
| CN210759936U (en) | English teaching board | |
| CN207274229U (en) | Classroom blackboard system | |
| CN208197931U (en) | A kind of dustless multi-functional blackboard | |
| US5530984A (en) | Quick wipe eraser for chalkboards | |
| CN214984498U (en) | Automatic cleaning device of touch interactive blackboard | |
| CN203634083U (en) | Dust collector ground brush | |
| CN206170982U (en) | Novel automatic blackboard eraser | |
| CN213891954U (en) | Convenient and quick cleaning blackboard | |
| CN201036952Y (en) | Electric controlled type multi-function blackboard | |
| CN210881476U (en) | Device is erased with chalk to college english mr teaching | |
| CN211390765U (en) | Self-cleaning teaching board | |
| CN2328531Y (en) | Dust removing blackboard brush | |
| CN211468007U (en) | Detachable adsorption type blackboard eraser | |
| CN206900050U (en) | A kind of rolling type blackboard eraser | |
| CN2390764Y (en) | Blackboard eraser | |
| CN2463182Y (en) | Circular belt type blackboard | |
| CN215705377U (en) | Writing device is used to teaching writing with blackboard | |
| CN204870245U (en) | Teaching is with chalkboard eraser that can inhale chalk dust automatically |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |