CN211710498U - Blackboard erasing device for teaching - Google Patents
Blackboard erasing device for teaching Download PDFInfo
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- CN211710498U CN211710498U CN202020352994.4U CN202020352994U CN211710498U CN 211710498 U CN211710498 U CN 211710498U CN 202020352994 U CN202020352994 U CN 202020352994U CN 211710498 U CN211710498 U CN 211710498U
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- blackboard
- teaching
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- fixed plate
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- 238000004140 cleaning Methods 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims abstract description 29
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a blackboard erasing device is used in teaching, which comprises a fixing plate and i, the fixed plate passes through the spliced pole to be fixed in the blackboard both sides, installs guide post and screw rod between the fixed plate of both sides, sliding sleeve is equipped with the slide on the guide post, slide one side is fixed with the mounting panel through the connecting plate, the pivot is installed towards the positive one side of blackboard to the mounting panel, is connected with the drive belt in the pivot, the equipartition has a plurality of cleaning brushes on the drive belt, install the dust catcher on the mounting panel. This device is erased to blackboard for teaching passes through translation motor and buncher and drives the rotatory while of cleaning brush and remove from blackboard side opposite side to the realization is cleaned fast of blackboard, cleans the wide range, and no dead angle is remained, adjusts buncher's rotational speed, can effectively erase stubborn handwriting, and it is effectual to erase, and the chalk dust of erasing down adsorbs the collection through the dust catcher, avoids the dust to fly upward everywhere, guarantees the cleanness of surrounding environment.
Description
Technical Field
The utility model relates to a teaching articles for use technical field specifically is a blackboard erasing device is used in teaching.
Background
The chalk and the blackboard are low in manufacturing cost and very durable, so that the chalk and the blackboard are still commonly used in teaching at present, the chalk handwriting needs to be manually erased after the blackboard writing is full so as to be convenient for rewriting, but a large amount of dust generated in the process of manually erasing the blackboard is easily absorbed into the lung by people, so that the body is damaged; the blackboard erasing device used in the market at present can only simply erase the blackboard back and forth, and when the blackboard is subjected to more stubborn chalk marks, the blackboard erasing device cannot erase the blackboard cleanly enough, and the erasing effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blackboard erasing device is used in teaching to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a blackboard erasing device for teaching, includes the fixed plate, the fixed plate passes through the spliced pole to be fixed in the blackboard both sides, and two guide posts of fixedly connected with between the fixed plate of both sides, still rotate between the fixed plate of both sides and install the screw rod, the screw rod is located the blackboard dorsal part, installs drive screw rod pivoted translation motor on the fixed plate of one side, sliding sleeve is equipped with the slide on the guide post, slide and screw rod screwed connection, the slide is vertically fixed with the connecting plate towards one side of blackboard, the connecting plate end is fixed with the mounting panel, the mounting panel all installs the pivot towards the positive one side upper and lower extreme of blackboard, rotates between two pivots to be connected with the drive belt, the equipartition has a plurality of cleaning brushes on the drive; the cleaning brush periphery is equipped with the suction hood, install the dust catcher with the suction hood intercommunication on the mounting panel.
As a further aspect of the present invention: the speed regulating motor is driven by direct current.
As a further aspect of the present invention: the cleaning brush is made of cotton wool.
As a further aspect of the present invention: the guide columns are symmetrically distributed on the upper side and the lower side of the screw rod.
As a further aspect of the present invention: the distance between the two rotating shafts is larger than the height of the blackboard.
Compared with the prior art, the beneficial effects of the utility model are that:
this device is erased to blackboard for teaching passes through translation motor and buncher and drives the rotatory while of cleaning brush and remove from blackboard side opposite side to the realization is cleaned fast of blackboard, cleans the wide range, and no dead angle is remained, adjusts buncher's rotational speed, can effectively erase stubborn handwriting, and it is effectual to erase, and the chalk dust of erasing down adsorbs the collection through the dust catcher, avoids the dust to fly upward everywhere, guarantees the cleanness of surrounding environment.
Drawings
FIG. 1 is a front perspective view of a blackboard erasing apparatus for teaching;
FIG. 2 is a back perspective view of the blackboard erasing apparatus for teaching;
FIG. 3 is a top view of the blackboard erasing apparatus for teaching;
fig. 4 is a perspective view of a cleaning brush in the blackboard erasing apparatus for teaching.
In the figure: 1-fixing plate, 2-connecting column, 3-blackboard, 4-guide column, 5-screw, 6-translation motor, 7-sliding plate, 8-connecting plate, 9-mounting plate, 10-rotating shaft, 11-driving belt, 12-cleaning brush, 13-dust hood, 14-speed regulating motor and 15-dust collector.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, etc. in a certain specific posture, and if the specific posture is changed, the directional indication is changed accordingly.
In addition, if a description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-2, a blackboard erasing apparatus for teaching comprises fixing plates 1, the fixing plates 1 are fixed on both sides of a blackboard 3 through connecting posts 2, two guide posts 4 are fixedly connected between the fixing plates 1 on both sides, a screw 5 is rotatably mounted between the fixing plates 1 on both sides, the screw 5 is positioned at the back side of the blackboard 3, the fixed plate 1 at one side is provided with a translation motor 6 which drives the screw 5 to rotate, a sliding plate 7 is slidably sleeved on the guide post 4, the sliding plate 7 is spirally connected with the screw rod 5, a connecting plate 8 is vertically fixed on one side of the sliding plate 7 facing the blackboard 3, the tail end of the connecting plate 8 is fixed with a mounting plate 9, the upper end and the lower end of one side of the mounting plate 9 facing the front of the blackboard 3 are both provided with a rotating shaft 10, a driving belt 11 is rotatably connected between the two rotating shafts 10, a plurality of cleaning brushes 12 are uniformly distributed on the transmission belt 11, and a speed regulating motor 14 for driving the rotating shaft 10 to rotate is mounted on the mounting plate 9; a dust hood 13 is arranged on the periphery of the cleaning brush 12, and a dust collector 15 communicated with the dust hood 13 is arranged on the mounting plate 9;
referring to fig. 3-4, specifically, the translation motor 6 drives the screw 5 to rotate, so as to drive the sliding plate 7 to move horizontally along the guide post 4, further drive the mounting plate 9 to move from one end of the blackboard 3 to the other end, and simultaneously the speed regulating motor 14 drives the rotating shaft 10 to rotate, so as to drive the cleaning brush 12 on the transmission belt 11 to rotate, and the cleaning brush 12 contacts with the front surface of the blackboard 3, so as to erase chalk marks on the blackboard 3, and the erased chalk dust is absorbed into the dust collector 15 through the dust hood 13, so as to complete the collection of the chalk dust; the rotating speed of the speed regulating motor 14 is adjusted according to the depth of the chalk, so that the rotating speed of the cleaning brush 12 is changed, and the cleaning brush 12 can be quickly erased by increasing the rotating speed of the cleaning brush 12 when the chalk which is difficult to erase is encountered;
the specific type of the speed regulating motor 14 is not limited, and in this embodiment, preferably, the speed regulating motor 14 is driven by direct current;
the specific material of the cleaning brush 12 is not limited, and in this embodiment, preferably, the cleaning brush 12 is made of cotton wool;
in order to ensure the stability of the sliding plate 7 during translation and ensure the ash wiping effect, the guide columns 4 are symmetrically distributed on the upper side and the lower side of the screw rod 5, so that the stress balance of the sliding plate 7 is ensured, the sliding plate is more stable during movement, and the clamping is avoided.
The working principle of the embodiment is as follows:
firstly, a translation motor 6 drives a screw rod 5 to rotate, so that a sliding plate 7 is driven to horizontally move along a guide post 4, a mounting plate 9 is driven to move from one end to the other end of a blackboard 3, meanwhile, a speed regulating motor 14 drives a rotating shaft 10 to rotate, a cleaning brush 12 on a driving belt 11 is driven to rotate, the cleaning brush 12 is in contact with the front of the blackboard 3, so that chalk marks on the blackboard 3 are erased, and the erased chalk dust is adsorbed into a dust collector 15 through a dust hood 13, so that the collection of the chalk dust is completed; the rotating speed of the speed regulating motor 14 is adjusted according to the depth of the chalk, so that the rotating speed of the cleaning brush 12 is changed, and the chalk which is difficult to erase can be quickly erased by increasing the rotating speed of the cleaning brush 12.
Example 2
A blackboard erasing device for teaching comprises fixing plates 1, wherein the fixing plates 1 are fixed at two sides of a blackboard 3 through connecting columns 2, two guide columns 4 are fixedly connected between the fixing plates 1 at the two sides, a screw rod 5 is rotatably arranged between the fixing plates 1 at the two sides, the screw 5 is positioned at the back side of the blackboard 3, the fixed plate 1 at one side is provided with a translation motor 6 which drives the screw 5 to rotate, a sliding plate 7 is slidably sleeved on the guide post 4, the sliding plate 7 is spirally connected with the screw rod 5, a connecting plate 8 is vertically fixed on one side of the sliding plate 7 facing the blackboard 3, the tail end of the connecting plate 8 is fixed with a mounting plate 9, the upper end and the lower end of one side of the mounting plate 9 facing the front of the blackboard 3 are both provided with a rotating shaft 10, a driving belt 11 is rotatably connected between the two rotating shafts 10, a plurality of cleaning brushes 12 are uniformly distributed on the transmission belt 11, and a speed regulating motor 14 for driving the rotating shaft 10 to rotate is mounted on the mounting plate 9; a dust hood 13 is arranged on the periphery of the cleaning brush 12, and a dust collector 15 communicated with the dust hood 13 is arranged on the mounting plate 9;
in order to ensure that the cleaning brush 12 can contact with each corner of the blackboard 3, the distance between the two rotating shafts 10 is greater than the height of the blackboard 3, so that the cleaning range of the cleaning brush 12 on the conveyor belt 11 can completely cover the blackboard 3, and the dead angle of cleaning is avoided.
This blackboard erasing device for teaching drives cleaning brush 12 through translation motor 6 and buncher 14 and removes from 3 one sides of blackboard to the opposite side when rotatory to the realization wipes 3 fast of blackboard, and the wiping range is wide, and no dead angle remains, adjusts buncher 14's rotational speed, can effectively erase stubborn handwriting, and it is effectual to erase, and the chalk dust of erasing down adsorbs through dust catcher 15 and collects, avoids the dust to fly upward everywhere, guarantees the cleanness of surrounding environment.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (5)
1. The utility model provides a blackboard erasing device is used in teaching, includes fixed plate (1), its characterized in that, fixed plate (1) is fixed in blackboard (3) both sides through spliced pole (2), two guide post (4) of fixedly connected with between both sides fixed plate (1), still rotates between both sides fixed plate (1) and installs screw rod (5), screw rod (5) are located blackboard (3) dorsal part, install driving screw rod (5) pivoted translation motor (6) on one side fixed plate (1), sliding sleeve is equipped with slide (7) on guide post (4), slide (7) and screw rod (5) screwed connection, slide (7) are vertical to be fixed with connecting plate (8) towards one side of blackboard (3), connecting plate (8) end is fixed with mounting panel (9), pivot (10) are all installed towards the lower extreme on blackboard (3) positive one side to mounting panel (9), a driving belt (11) is rotatably connected between the two rotating shafts (10), a plurality of cleaning brushes (12) are uniformly distributed on the driving belt (11), and a speed regulating motor (14) for driving the rotating shafts (10) to rotate is mounted on the mounting plate (9); the cleaning brush (12) periphery is equipped with suction hood (13), install dust catcher (15) with suction hood (13) intercommunication on mounting panel (9).
2. A blackboard erasing device for teaching as claimed in claim 1, characterised in that the adjustable speed motor (14) is dc-driven.
3. An educational blackboard erasing apparatus according to claim 1, wherein the cleaning brush (12) is made of cotton wool.
4. A blackboard erasing apparatus for teaching as claimed in claim 2, wherein the guide posts (4) are symmetrically arranged on the upper and lower sides of the screw (5).
5. A blackboard erasing apparatus for teaching as claimed in any one of claims 1 to 4, characterised in that the distance between the two shafts (10) is greater than the height of the blackboard (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352994.4U CN211710498U (en) | 2020-03-19 | 2020-03-19 | Blackboard erasing device for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352994.4U CN211710498U (en) | 2020-03-19 | 2020-03-19 | Blackboard erasing device for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211710498U true CN211710498U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020352994.4U Expired - Fee Related CN211710498U (en) | 2020-03-19 | 2020-03-19 | Blackboard erasing device for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211710498U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993822A (en) * | 2020-08-11 | 2020-11-27 | 五邑大学 | Automatic chalk brush system |
| CN112728603A (en) * | 2020-12-31 | 2021-04-30 | 成都温骅康裕商贸有限公司 | Energy-saving and environment-friendly device for cleaning filter plate of smoke exhaust ventilator |
| CN112967537A (en) * | 2021-03-23 | 2021-06-15 | 湖南机电职业技术学院 | Interactive teaching equipment is used in english teaching |
| CN113146069A (en) * | 2021-04-28 | 2021-07-23 | 江门合威五金有限公司 | Laser cutting device and cutting process for water tank |
| CN114179555A (en) * | 2021-11-30 | 2022-03-15 | 九江萨普智能科技有限公司 | Portable blackboard is used in teaching with quick raising and lowering functions |
| CN114801562A (en) * | 2022-05-06 | 2022-07-29 | 日照职业技术学院 | Supplementary education and teaching device |
-
2020
- 2020-03-19 CN CN202020352994.4U patent/CN211710498U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993822A (en) * | 2020-08-11 | 2020-11-27 | 五邑大学 | Automatic chalk brush system |
| CN112728603A (en) * | 2020-12-31 | 2021-04-30 | 成都温骅康裕商贸有限公司 | Energy-saving and environment-friendly device for cleaning filter plate of smoke exhaust ventilator |
| CN112967537A (en) * | 2021-03-23 | 2021-06-15 | 湖南机电职业技术学院 | Interactive teaching equipment is used in english teaching |
| CN112967537B (en) * | 2021-03-23 | 2021-12-14 | 湖南机电职业技术学院 | Interactive teaching equipment is used in english teaching |
| CN113146069A (en) * | 2021-04-28 | 2021-07-23 | 江门合威五金有限公司 | Laser cutting device and cutting process for water tank |
| CN114179555A (en) * | 2021-11-30 | 2022-03-15 | 九江萨普智能科技有限公司 | Portable blackboard is used in teaching with quick raising and lowering functions |
| CN114801562A (en) * | 2022-05-06 | 2022-07-29 | 日照职业技术学院 | Supplementary education and teaching device |
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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 |
Granted publication date: 20201020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |