CN218228463U - Blackboard erasing device - Google Patents
Blackboard erasing device Download PDFInfo
- Publication number
- CN218228463U CN218228463U CN202222255190.4U CN202222255190U CN218228463U CN 218228463 U CN218228463 U CN 218228463U CN 202222255190 U CN202222255190 U CN 202222255190U CN 218228463 U CN218228463 U CN 218228463U
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- blackboard
- dust
- controller
- eraser
- guide rail
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Abstract
The utility model relates to a blackboard erasing device, its characterized in that includes: the guide rail is arranged on the top or the left side or the right side of the blackboard; the sliding block is arranged on the guide rail in a sliding manner, is connected with the sliding block driving device and can move along the guide rail under the driving of the sliding block driving device; the first end of the mechanical arm is connected with the sliding block through a rotating connecting mechanism, the second end of the mechanical arm is connected with the eraser, and the mechanical arm can rotate around the first end under the action of the rotating connecting mechanism; the blackboard eraser bin box is arranged on one side of the guide rail; the dust adsorption and storage device is arranged on one side of the guide rail; the controller, slider drive arrangement, rotation coupling mechanism and dust adsorb and storage device all are connected with the controller, the controller sets up to control slider drive arrangement, rotation coupling mechanism and dust adsorb and storage device work according to the control command that receives. Compared with the prior art, the utility model has the advantages of: the whole erasing work is completed automatically without force application operation of a user.
Description
Technical Field
The utility model belongs to the technical field of teaching aid's technique and specifically relates to a blackboard erasing device is related to.
Background
Most of the existing blackboard erasers include a hand-held portion made of plastic or wooden cases, and a wiping portion mounted on the hand-held portion and made of a material such as felt or sponge which is easy to wipe chalk characters. When the blackboard eraser is used for erasing chalk characters on a blackboard, a large amount of dust can be generated, and the flying dust can not only pollute hands, faces and clothes of a user, but also pollute the environment and cause adverse effects on the respiratory system of a person approaching the blackboard. In addition, the user needs to rotate the arm back and forth during the blackboard erasing process, and the erasing work is laborious.
Chinese patent application No. CN201922156184.1 discloses a blackboard device with multi-directional movable blackboard eraser, which includes: the blackboard eraser comprises a blackboard, a first slide rail, a second slide rail, a third slide rail, a fourth slide rail, a movable frame and a movable blackboard eraser; the first sliding rail is fixed at the edge of the top end of the blackboard; the second slide rail is fixed at the edge of the bottom end of the blackboard; the first pulley is arranged at the top end of the movable frame body, and the second pulley is arranged at the bottom end of the movable frame body; the first pulley is clamped in the first slide rail, and the second pulley is clamped in the second slide rail; the first pulley and the second pulley roll along the first sliding rail and the second sliding rail; the third slide rail is fixed in a side frame of the movable frame; the fourth slide rail is fixed in the frame on the other side of the movable frame; the wiping surface of the eraser body faces the blackboard and is in contact with the surface of the blackboard, and a third pulley and a fourth pulley are respectively arranged on two sides of the wiping surface; the third pulley card is established in the third slide rail, and the fourth pulley card is established in the fourth slide rail. The structure needs to arrange four slide rails at the upper, lower and middle parts of the blackboard and also needs to arrange a movable frame, particularly a third slide rail, a fourth slide rail and the movable frame can occupy partial area of the blackboard, and the use of the blackboard is influenced; meanwhile, the blackboard eraser can be moved only by applying force on the moving frame and the hand grip by a user.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a blackboard cleaning device which does not influence the use area of a blackboard and can fully automatically complete the cleaning work is provided for the prior art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a blackboard erasing apparatus, comprising:
the guide rail is arranged on the periphery of the blackboard;
the sliding block is arranged on the guide rail in a sliding manner, is connected with the sliding block driving device and can move along the guide rail under the driving of the sliding block driving device;
the first end of the mechanical arm is connected with the sliding block through a rotating connecting mechanism, the second end of the mechanical arm is connected with the eraser, and the mechanical arm can rotate around the first end of the mechanical arm under the action of the rotating connecting mechanism;
the blackboard eraser bin box is arranged on one side of the guide rail;
the dust adsorption and storage device is arranged on one side of the guide rail;
the controller, slider drive arrangement, rotation coupling mechanism and dust adsorb and storage device all are connected with the controller, the controller sets up to control slider drive arrangement, rotation coupling mechanism and dust adsorb and storage device work according to the control command that receives.
As an improvement, the mechanical arm comprises a plurality of sections of supporting arms which are connected in sequence, and adjacent supporting arms are connected through a joint rotating connecting mechanism.
Improve again, dust adsorbs and storage device includes the dust receiver, and the front side of dust receiver is equipped with the dust absorption hole, and the inside of dust receiver is equipped with the dust absorption fan.
And the blackboard eraser bin box is arranged on the front side of the dust storage box.
In another improvement, the eraser is connected to the second end of the mechanical arm through an eraser rotating device.
And the blackboard eraser is further improved, the blackboard eraser is provided with a wiping surface, a contact switch is arranged in the wiping surface, the contact switch is in communication connection with the controller, the blackboard eraser rotating device is also in communication connection with the controller, and the controller drives the blackboard eraser rotating device to start to work after receiving a contact switch signal.
Improve again, the utility model discloses still including setting up the camera in blackboard the place ahead, the camera with controller communication connection, the controller adsorbs and storage device work according to the image control instruction control slider drive arrangement that the camera was gathered, rotation coupling mechanism and dust.
Improve again, the utility model discloses still include with controller communication connection's control command input module.
The control instruction input module can operate the key module or/and the voice input module.
Compared with the prior art, the utility model has the advantages of: the controller controls the slide block driving device to work, so that the mechanical arm connected with the eraser can move to a to-be-erased area of the blackboard along the length direction of the guide rail, the controller controls the rotary connecting mechanism to work, the mechanical arm can rotate around the first end of the mechanical arm, the eraser can rotate in the range of the to-be-erased area of the blackboard, the controller controls the dust adsorption and storage device to work, dust generated in the process of erasing the blackboard by the eraser can be sucked and stored, the whole erasing work is completed fully automatically, and a user does not need to apply force for operation; after the blackboard erasing operation is finished, the controller controls the slide block driving device and the rotating connecting mechanism to work, so that the mechanical arm moves to the periphery of the blackboard, and the use area of the blackboard is not influenced.
Drawings
Fig. 1 is a schematic structural view of a blackboard erasing device in an embodiment of the present invention.
Fig. 2 is a schematic view of the connection structure between the blackboard eraser and the mechanical arm according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
A blackboard erasing apparatus as shown in fig. 1, comprising:
the fixing frame 1 can be arranged at the top or the left side or the right side of the blackboard;
a guide rail 2 linearly disposed on the fixing frame 1;
the sliding block 3 is arranged on the guide rail 2 in a sliding mode and can move on the guide rail 2; is connected with the slide block driving device and can move along the guide rail 2 under the driving of the slide block driving device; the slide block driving device can be any driving device capable of driving the slide block to move on the linear guide rail in the prior art, such as a motor and screw rod driving mechanism or a wheel motor rolling driving mechanism and the like;
the mechanical arm 4 is composed of a plurality of sections of support arms 41 which are connected in sequence, the adjacent support arms 41 are connected through a joint rotating connecting mechanism, the first end of the mechanical arm 4 is connected with the sliding block 3 through the rotating connecting mechanism, the rotating connecting mechanism adopts the prior conventional technology, and the first end of the mechanical arm 4 can rotate relative to the sliding block 3; the second end of the mechanical arm 4 is connected with an eraser 7 through an eraser rotating device, and the mechanical arm 4 can rotate around the first end under the action of the rotating connecting mechanism; the joint rotation connecting mechanism also adopts the prior conventional technology, so that the adjacent support arms 41 can rotate through the joint rotation connecting mechanism;
the blackboard eraser bin box 5 is arranged on the fixed frame 1 and is positioned on one side of the guide rail 2;
the dust adsorption and storage device is arranged on the fixing frame 1 and comprises a dust storage box 61, a dust suction hole 62 is formed in the front side of the dust storage box, and a dust suction fan is arranged inside the dust storage box; the eraser bin 5 is arranged on the front side of the dust storage box 61;
the controller 8 is arranged on the fixing frame, the sliding block driving device, the rotating connecting mechanism, the dust adsorbing and containing device and the eraser rotating device are electrically connected with the controller 8, and the controller is arranged to control the sliding block driving device, the rotating connecting mechanism and the dust adsorbing and containing device to work according to received control instructions;
the setting is at the camera (not shown in the figure) in blackboard the place ahead, the camera with controller 8 communication connection, controller 8 is according to image control command control slider drive arrangement, rotation coupling mechanism and dust absorption and storage device work that camera 7 gathered. The camera can collect blackboard writing contents of the blackboard in real time, and if the blackboard writing condition is detected on the blackboard, the controller 8 controls the sliding block driving device, the rotating connecting mechanism and the dust adsorbing and containing device to work so as to complete the task of automatically erasing the blackboard; the function can be closed during class time, and started after class;
a control instruction input module (not shown in the figure), the control instruction input module is in communication connection with the controller 8, and the control instruction input module can be an operation key module or a voice input module; the controller 8 can control the slide block driving device, the rotating connecting mechanism and the dust adsorbing and containing device to work according to the control instruction input by the control instruction input module;
the eraser 7 is provided with a wiping surface 71, a contact switch 72 is arranged in the wiping surface, the contact switch 72 is also in communication connection with the controller 8, and the controller drives the eraser rotating device to start to work after receiving a signal of the contact switch 72, which is shown in fig. 2.
Claims (9)
1. A blackboard erasing apparatus, comprising:
the guide rail is arranged on the top or the left side or the right side of the blackboard;
the sliding block is arranged on the guide rail in a sliding manner, is connected with the sliding block driving device and can move along the guide rail under the driving of the sliding block driving device;
the first end of the mechanical arm is connected with the sliding block through a rotating connecting mechanism, the second end of the mechanical arm is connected with the eraser, and the mechanical arm can rotate around the first end under the action of the rotating connecting mechanism;
the blackboard eraser bin box is arranged on one side of the guide rail;
the dust adsorption and storage device is arranged on one side of the guide rail;
the controller, slider drive arrangement, rotation coupling mechanism and dust adsorb and storage device all are connected with the controller, the controller sets up to adsorb and storage device work for slider drive arrangement, rotation coupling mechanism and dust according to the control command control slider drive arrangement who receives.
2. A blackboard erasing apparatus according to claim 1, wherein: the mechanical arm comprises a plurality of sections of support arms which are connected in sequence, and adjacent support arms are connected through a joint rotating connecting mechanism.
3. A blackboard erasing apparatus according to claim 1, wherein: dust adsorbs and storage device includes the dust receiver, and the front side of dust receiver is equipped with the dust absorption hole, and the inside of dust receiver is equipped with the dust absorption fan.
4. A blackboard erasing apparatus according to claim 3, wherein: the blackboard eraser bin box is arranged on the front side of the dust storage box.
5. A blackboard erasing apparatus according to claim 1, wherein: the eraser is connected to the second end of the mechanical arm through an eraser rotating device.
6. A blackboard erasing apparatus according to claim 5, wherein: the blackboard eraser is provided with a wiping surface, a contact switch is arranged in the wiping surface and is in communication connection with the controller, the blackboard eraser rotating device is also in communication connection with the controller, and the controller drives the blackboard eraser rotating device to start after receiving a contact switch signal.
7. A blackboard erasing apparatus according to any one of claims 1 to 6, characterised in that: still including setting up the camera in blackboard the place ahead, the camera with controller communication connection, the controller is according to the image control command control slider drive arrangement that the camera was gathered, rotates coupling mechanism and dust and adsorbs and storage device work.
8. A blackboard erasing apparatus according to claim 7, wherein: the controller is connected with the power supply and the power supply through a power supply line.
9. The blackboard erasing apparatus of claim 7, wherein: the control instruction input module is an operation key module or/and a voice input module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255190.4U CN218228463U (en) | 2022-08-24 | 2022-08-24 | Blackboard erasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255190.4U CN218228463U (en) | 2022-08-24 | 2022-08-24 | Blackboard erasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218228463U true CN218228463U (en) | 2023-01-06 |
Family
ID=84684168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222255190.4U Active CN218228463U (en) | 2022-08-24 | 2022-08-24 | Blackboard erasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218228463U (en) |
-
2022
- 2022-08-24 CN CN202222255190.4U patent/CN218228463U/en active Active
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