Intelligent blackboard cleaning robot and use method

Abstract

The invention provides an intelligent blackboard cleaning robot and a using method, the intelligent blackboard cleaning robot comprises a bottom plate, a shell is arranged on the bottom plate, and a walking assembly and an adsorption magnet are arranged on the bottom plate; a lifting assembly is installed in the shell, an erasing part is connected to the lifting assembly, the erasing part comprises a brush motor, the brush motor is installed on the lifting assembly, an erasing brush is connected to the brush motor, a through groove is formed in the position, corresponding to the erasing brush, of the bottom plate, and the erasing brush penetrates through the through groove to make contact with a blackboard through the lifting assembly; a dust collection part is connected to the lifting assembly and comprises a dust collection box, the dust collection box is located on the side of the erasing brush, a dust collector is connected to the dust collection box, and a dust storage box is connected to the dust collector. The robot is stably attracted to the blackboard through the attraction magnet, the robot can move on the blackboard through the walking assembly, the blackboard is erased through the erasing part, dust is collected through the dust collection part, and the situation that the dust is scattered in air and hurts the bodies of teachers and students is avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of teaching tools, and in particular to an intelligent blackboard-erasing robot and a use method thereof. Background Art

[0002] In the current teaching environment, teachers explain courses and difficult problems in the form of blackboard explanations. After the blackboard explanations are finished, it is often necessary to erase the content written on the blackboard. Since the content is written with chalk, a large amount of dust will be generated during the erasing process. Some of the dust will fall to the bottom of the blackboard, some will adhere to the eraser, and some will float in the air. With the breathing of teachers and students, they enter the body of teachers and students, causing harm to their bodies. At the same time, due to the long-term use of the eraser, the dust will gradually accumulate, and the wiping effect of the eraser will weaken, and then the handwriting written on the blackboard cannot be well erased, affecting the blackboard explanations of teachers and students, and further affecting the teaching rhythm and efficiency. Moreover, the eraser needs to be cleaned after long-term use, and during the cleaning process, the dust attached to the eraser floats in the air and enters the body of teachers and students with their breathing, causing long-term damage to the body of the cleaning staff. Summary of the invention

[0003] In order to solve the problem that a large amount of dust is generated when the existing blackboard eraser wipes the writing on the blackboard, and the dust enters the body of the teachers and students with their breathing, causing damage to the teachers and students, the present invention provides an intelligent blackboard erasing robot and a use method thereof.

[0004] To achieve the above object, the present invention provides the following technical solutions: The present invention proposes an intelligent blackboard-erasing robot, comprising a bottom plate, a shell arranged on the bottom plate, a walking assembly and an adsorption magnet arranged on the bottom plate, and the adsorption magnet is used to adsorb the robot on the blackboard; A lifting assembly is installed in the shell, an erasing part is connected to the lifting assembly, the erasing part includes a brush motor, the brush motor is installed on the lifting assembly, an erasing brush is connected to the brush motor, the erasing brush is opposite to the bottom plate, a through groove is arranged on the bottom plate at a position corresponding to the erasing brush, and the lifting assembly allows the erasing brush to pass through the through groove and contact the blackboard; The lifting assembly is connected with a dust suction part, the dust suction part includes a dust collecting box, the dust collecting box is located on the side of the erasing brush, the dust collecting box is connected with a dust collector, and the dust collector is connected with a dust storage box.

[0005] Preferably, a connecting sleeve is provided on the brush motor at the position of the rotating shaft, a card slot is provided on the connecting sleeve, and a card column is installed in the card slot; A mounting groove is arranged on the top end surface of the erasing brush, the clamping column is installed in the mounting groove, and an anti-loosening spring is arranged between one end of the clamping column and the inner wall of the mounting groove.

[0006] Preferably, the walking component includes a first drive motor, which is installed on the base plate. A universal wheel is rotatably connected to the output shaft of the first drive motor. A through mounting groove is provided on the base plate at a position corresponding to the universal wheel. The universal wheel is installed in the mounting groove, and the bottom of the universal wheel is flush with the bottom of the adsorption magnet.

[0007] Preferably, the vacuum cleaner is a centrifugal vacuum cleaner.

[0008] Preferably, the lifting assembly comprises a lifting member, the lifting member is mounted on the housing, a mounting plate is connected to the lifting member, one end of a return spring is connected to the bottom end surface of the mounting plate, and the other end of the return spring is fixed to the bottom plate; The vacuum cleaner and the dust storage box are installed on the top end surface of the mounting plate; and the dust collection box is installed on the bottom end surface of the mounting plate.

[0009] Preferably, the lifting member includes a second drive motor, which is installed on the outer shell. A winding roller is connected to the output shaft of the second drive motor, and a lifting wire is wound on the winding roller. One end of the lifting wire is fixed to the winding roller, and the other end of the lifting wire is fixed to the mounting plate.

[0010] Preferably, a spray portion is provided on the mounting plate at the side of the dust suction portion, and the spray portion includes a liquid storage tank, and the liquid storage tank is installed on the top end surface of the mounting plate at the side of the dust suction portion, and a liquid through pipe is connected to the liquid outlet of the liquid storage tank through a pipeline, and the liquid through pipe is parallel to the bottom plate, and a fixing part is provided on the liquid through pipe, and the fixing part is fixed to the bottom end surface of the mounting plate, and a liquid spray head is provided on the liquid through pipe, and the liquid spraying direction of the liquid spray head is relative to the through groove.

[0011] Preferably, a control valve is installed on the liquid spray head, and the control valve is communicatively connected to the position sensor, and the position sensor is installed on the housing to obtain the position control of the mounting plate and the opening or closing of the control valve. Preferably, a liquid removal part is provided on the mounting plate at the side of the spray part, and the liquid removal part includes a connecting frame, one end of the connecting frame is fixed to the mounting plate at the side of the fixing part, and the other end of the connecting frame is rotatably connected to a liquid removal roller, and when the bottom of the erasing brush is in contact with the blackboard, the outer wall of the liquid removal roller also is in contact with the blackboard.

[0012] The present invention proposes a method for using an intelligent blackboard-erasing robot, which is used to use the above-mentioned robot, comprising the following steps: Attach the robot to the blackboard through the adsorption magnet; Start the lifting assembly to move the erasing part and the dust collecting part into the mounting groove provided on the bottom plate, so that the bottom of the erasing brush is in contact with the blackboard surface; The vacuum cleaner and the brush motor are started to drive the erasing brush to rotate, and the writing on the blackboard is erased. The dust generated during the erasing process falls into the dust collecting box and is transferred to the dust storage box through the vacuum cleaner; The moving component is started, and the robot is moved on the blackboard through the moving component to complete erasing of the writing on the blackboard.

[0013] Compared with the prior art, the present invention has the following beneficial technical effects: The present invention proposes an intelligent blackboard-wiping robot. The robot can be firmly adsorbed on the blackboard through adsorption magnets without manual support, which not only ensures the stability of operation but also reduces the physical burden of the user. Then, the robot can move freely on the blackboard through the walking component to achieve comprehensive wiping, which greatly improves the cleaning efficiency. During the movement, the writing on the blackboard is erased by the erasing brush in the erasing part, and the erasing brush is driven by a brush motor to provide stable wiping power and effectively remove chalk marks on the blackboard. During the process of erasing the writing on the blackboard, the dust generated by the erasing part is collected in time by the dust suction part to prevent the dust from being scattered in the air and causing damage to the bodies of teachers and students.

[0014] Furthermore, the erasing brush in the robot is fixed in a connecting sleeve provided on the brush motor through a clamping slot and a clamping column, so that the erasing brush can be easily replaced after long-term use, thus saving teaching costs.

[0015] Furthermore, the lifting assembly in the robot can lift the lifting part, and when the robot is not in use, the bottom of the dust collection part and the erasing part can be retracted into the outer shell, thereby preventing some external teaching aids from damaging the dust collection part and the erasing part when the robot is idle, thereby improving the practicality of the robot.

[0016] Furthermore, the robot is provided with a spray unit, which sprays mist liquid on the blackboard to clean the blackboard, so that while erasing the writing on the blackboard, the blackboard is cleaned at the same time, making the blackboard cleaner and making the words on the blackboard by teachers and students clearer, thereby improving teaching efficiency.

[0017] Furthermore, the robot is provided with a liquid removal unit, which removes the mist liquid sprayed on the blackboard, thereby further increasing the cleanliness of the robot in wiping the blackboard. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of an intelligent blackboard-erasing robot proposed by the present invention; Figure 2 This is a schematic diagram of the internal connections of an intelligent blackboard-erasing robot proposed by the present invention; Figure 3 This is a structural schematic diagram of a walking component in an intelligent blackboard-erasing robot proposed by the present invention; Figure 4 This is a structural schematic diagram of an erasing component in an intelligent blackboard erasing robot proposed by the present invention; Figure 5 This is a structural schematic diagram of an erasing unit in an intelligent blackboard-erasing robot proposed by the present invention; Figure 6 This is a schematic diagram of the structure of the dust collection unit in an intelligent blackboard erasing robot proposed by the present invention; Figure 7 A schematic diagram of the structure of the spray part of an intelligent blackboard erasing robot proposed by the present invention Figure 8 This is a schematic diagram of the structure of a liquid removal part in an intelligent blackboard erasing robot proposed by the present invention; Fig. 9 This is a structural schematic diagram of a lifting component in an intelligent blackboard-erasing robot proposed by the present invention; In the accompanying drawings: 1. housing; 2. walking assembly; 201. first drive motor; 202. universal wheel; 3. bottom plate; 4. adsorption magnet; 5. erasing part; 501. brush motor; 502. erasing brush; 6. dust collection part; 601. dust collection box; 602. vacuum cleaner; 603. dust storage box; 7. spray part; 701. fixing part; 702. liquid passage pipe; 703. liquid storage tank; 704. liquid spray head; 8. liquid removal part; 801. liquid removal roller; 802. connecting frame; 9. lifting assembly; 901. second drive motor; 902. winding roller; 903. lifting line; 904. reset spring; 905. mounting plate. DETAILED DESCRIPTION

[0019] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0024] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0025] See also Figure 1 to Figure 9The present invention proposes an intelligent blackboard-erasing robot, comprising a base plate 3, a shell 1 is arranged on the top end surface of the base plate 3, a walking component 2 and an adsorption magnet 4 are arranged on the base plate 3, and the robot is adsorbed on the blackboard by the adsorption magnet 4, so that the robot can stably wipe the writing on the blackboard.

[0026] See also Figure 1~Figure 3 The walking component 2 includes a first driving motor 201, which is installed on the base plate 3. A universal wheel 202 is rotatably connected to the output shaft of the first driving motor 201. A through mounting groove is provided on the base plate 3 at a position corresponding to the universal wheel 202. The universal wheel 202 is installed in the mounting groove, and the bottom of the universal wheel 202 is flush with the bottom of the adsorption magnet 4.

[0027] See also Figure 1 to Figure 9 A lifting assembly 9 is installed near the bottom of the shell 1, and the lifting assembly 9 is connected with an erasing part 5, a dust suction part 6, a spray part 7 and a liquid removal part 8. During use, the bottom of the erasing part 5 is attached to the outside of the blackboard through the lifting assembly 9 to wipe the writing on the blackboard, so that the dust suction part 5 is close to the surface of the blackboard, and the dust generated during the erasing part 5 wiping the blackboard is collected in time to prevent the generated dust from being scattered in the air and entering the body of the teachers and students with their breathing, causing damage to the teachers and students. At the same time, the spray part 7 sprays mist liquid on the wiped position on the blackboard to clean the surface of the blackboard, and then the mist liquid is removed by the liquid removal part 8 to prevent the mist liquid from being retained on the blackboard and affecting the next blackboard description, thereby improving the cleanliness of the blackboard.

[0028] See also Figure 1 , Figure 2 , Figure 4 and Figure 5 The erasing part 5 includes a brush motor 501, which is installed on the lifting component 9. A connecting sleeve is provided at the position of the rotating shaft on the brush motor 501, and a card slot is provided on the connecting sleeve, and a card column is installed in the card slot; a mounting slot is provided on the top end surface of the erasing brush 502, and a card column is installed in the mounting slot, and an anti-loosening spring is provided between one end of the card column and the inner wall of the mounting slot, and the erasing brush 502 is installed on the brush motor 501 through the cooperation of the card column and the card slot, and the erasing brush 502 is relative to the bottom plate 1, and when the output shaft of the brush motor 501 rotates, it can drive the erasing brush 502 to rotate, and then when the bottom of the erasing brush 502 is attached to the surface of the blackboard, the writing on the blackboard can be erased by the rotation of the erasing brush 502, and a through slot is provided on the bottom plate 1, and the lifting component 9 is used to make the erasing brush 502 pass through the through slot and contact the surface of the blackboard; See also Figure 1 , Figure 2 , Figure 4 and Figure 6The lifting component 9 is connected to a dust suction unit 6, which includes a dust box 601. The dust box 601 is located on the side of the erasing brush 502. The box opening of the dust box 601 is opposite to the erasing brush 502. The dust box 601 is connected to a vacuum cleaner 602, which is a centrifugal vacuum cleaner. The vacuum cleaner 602 is connected to a dust storage box 603 through a pipeline. When the erasing brush 502 erases the writing on the blackboard, the dust generated is passed through the vacuum cleaner 602 and the dust box 601 into the dust storage box 603 for storage, thereby preventing the dust generated during the erasing brush 502 erases the writing on the blackboard from being scattered in the air and causing dust pollution to the environment around the blackboard.

[0029] See also Figure 1 , Figure 2 , Figure 4 , Figure 6 and Fig. 9 The lifting component 9 includes a lifting member, and the lifting member includes a second driving motor 901. The second driving motor 901 is installed on the inner wall of the shell 1. A winding roller 902 is connected to the output shaft of the second driving motor 901. A lifting wire 903 is wound on the winding roller 902. One end of the lifting wire 903 is fixed to the winding roller 902, and the other end of the lifting wire 903 is fixedly connected to a mounting plate 905. The winding roller 902 is driven to rotate by the second driving motor 901 to retract and release the lifting wire 903, so that the erasing part 5, the dust collection part 6, the spray part 7 and the liquid removal part 8 on the plate 905 are lifted and lowered on the bottom plate 3, so that when the robot is in use, the erasing part 5, the dust collection part 6, the spray part 7 and the liquid removal part 8 contact the blackboard through the through groove on the bottom plate 3, collect dust and clean the wiped blackboard.

[0030] One end of a return spring 904 is connected to the side of the bottom end surface of the mounting plate 905, and the other end of the return spring 904 is fixed to the base plate 3. When the robot is working, the return spring 904 makes the bottom of the erasing brush 502 close to the surface of the blackboard, ensuring that the erasing brush 502 can effectively erase the writing on the blackboard; a vacuum cleaner 602 and a dust storage box 603 are installed on the top end surface of the mounting plate 905, and the vacuum cleaner 602 is located on the side of the dust storage box 603; a dust collecting box 601 is installed on the bottom end surface of the mounting plate 905, and the dust collecting box 601 corresponds to the vacuum cleaner 602 on the mounting plate 905.

[0031] See also Figure 1 , Figure 2 , Figure 4 and Figure 7A spray portion 7 is provided on the bottom end surface of the mounting plate 905, which is located on the side of the dust box 601 away from the erasing portion 5. The spray portion 7 includes a liquid storage tank 703. The liquid storage tank 703 is installed on the top end surface of the mounting plate 905, which is located on the side of the vacuum cleaner 602, and the liquid storage tank 703 is spaced a certain distance from the vacuum cleaner 602. A liquid inlet is provided on the top of the liquid storage tank 703, and the liquid inlet is used to add water into the liquid storage tank 703. A liquid through pipe 702 is connected to the liquid outlet of the liquid storage tank 703 through a pipeline. The liquid through pipe 702 is parallel to the bottom plate 3 and the length direction of the dust box 601. A fixing piece 701 is provided on the liquid through pipe 702, and the top end of the fixing piece 701 is fixed The bottom end surface of the mounting plate 905 is located on the side of the dust box 601, and a liquid spray head 704 is arranged on the liquid passage pipe 702. The liquid spraying direction of the liquid spray head 704 is relative to the through groove. A control valve is installed on the liquid spray head 704. The control valve is communicated and connected to a position sensor. The position sensor is installed on the outer shell 1 and is used to obtain the position control of the mounting plate 905 and the opening or closing of the control valve. That is, when the mounting plate 905 moves downward to a certain position, it reaches the position of the position sensor, and the position sensor sends an opening signal to the control valve. The water in the liquid storage tank 703 is atomized by the liquid spray head 704 and sprayed on the wiped position of the blackboard to clean the wiped position. See also Figure 1 , Figure 2 , Figure 4 and Figure 8 A liquid removal part 8 is provided on the mounting plate 905 on the side of the fixing part 701 away from the dust collecting box 601, and the liquid removal part 8 includes two connecting frames 802, and the two connecting frames 802 are vertically mounted on the mounting plate 905, and one end of the connecting frame 802 is fixed to the side of the fixing part 701 on the mounting plate 905, and a liquid removal roller 801 is rotatably installed between the other ends of the two connecting frames 802, and the axis of the liquid removal roller 801 is parallel to the axis of the liquid passing pipe 702. During the use of this robot, when the bottom of the erasing brush 502 is in contact with the blackboard, the outer wall of the liquid removal roller 801 is also in contact with the blackboard, and the mist liquid sprayed on the blackboard by the spray head 704 is removed, thereby further improving the cleanliness of the blackboard by this robot.

[0032] The present invention also proposes a method for using an intelligent blackboard-erasing robot, which is used to use the above-mentioned robot, comprising the following steps: Attach the robot to the blackboard through the adsorption magnet; Start the lifting assembly to move the erasing part and the dust collecting part into the mounting groove provided on the bottom plate, so that the bottom of the erasing brush is in contact with the blackboard surface; The vacuum cleaner and the brush motor are started to drive the erasing brush to rotate, and the writing on the blackboard is erased. The dust generated during the erasing process falls into the dust collecting box and is transferred to the dust storage box through the vacuum cleaner; Start the moving component, and use the moving component to make the robot move on the blackboard to complete the erasing of the writing on the blackboard.

[0033] Specifically, the universal wheel is rotated by the first driving motor in the moving component, so that the robot moves on the blackboard, and the erasing part is the robot head during the movement. The position of the erasing part is adjusted by the moving component during the movement, so that the erasing part first wipes the writing on the blackboard.

[0034] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0035] In addition, it should be understood that although this specification is described in accordance with the implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art. The above content is only to illustrate the technical idea of ​​the present invention, and cannot be used to limit the protection scope of the present invention. Any changes made on the basis of the technical solution according to the technical idea proposed by the present invention shall fall within the protection scope of the claims of the present invention.

Claims

1. An intelligent blackboard-erasing robot, characterized in that: The robot comprises a bottom plate (3), a housing (1) is arranged on the bottom plate (3), a walking assembly (2) and an adsorption magnet (4) are arranged on the bottom plate (3), and the adsorption magnet (4) is used to adsorb the robot onto the blackboard; A lifting component (9) is installed in the housing (1); an erasing portion (5) is connected to the lifting component (9); the erasing portion (5) comprises a brush motor (501); the brush motor (501) is installed on the lifting component (9); an erasing brush (502) is connected to the brush motor (501); the erasing brush (502) is opposite to the bottom plate (1); a through groove is provided on the bottom plate (1) at a position corresponding to the erasing brush (502); the lifting component (9) allows the erasing brush (502) to pass through the through groove and contact the blackboard; The lifting assembly (9) is connected to a dust suction unit (6), the dust suction unit (6) comprising a dust collecting box (601), the dust collecting box (601) being located on the side of the erasing brush (502), the dust collecting box (601) being connected to a dust collector (602), and the dust collector (602) being connected to a dust storage box (603).

2. The intelligent blackboard-erasing robot according to claim 1, characterized in that: A connecting sleeve is provided on the brush motor (501) at the position of the rotating shaft, a clamping groove is provided on the connecting sleeve, and a clamping column is installed in the clamping groove; A mounting groove is provided on the top end surface of the erasing brush (502), the clamping column is installed in the mounting groove, and an anti-loosening spring is provided between one end of the clamping column and the inner wall of the mounting groove.

3. The intelligent blackboard-erasing robot according to claim 1, characterized in that: The walking assembly (2) comprises a first drive motor (201), the first drive motor (201) being mounted on the base plate (3), a universal wheel (202) being rotatably connected to an output shaft of the first drive motor (201), a through mounting groove being provided on the base plate (3) at a position corresponding to the universal wheel (202), the universal wheel (202) being mounted in the mounting groove, and the bottom of the universal wheel (202) being flush with the bottom of the adsorption magnet (4).

4. The intelligent blackboard-erasing robot according to claim 1, characterized in that: The vacuum cleaner (602) is a centrifugal vacuum cleaner.

5. The intelligent blackboard-erasing robot according to claim 1, characterized in that: The lifting assembly (9) comprises a lifting member, the lifting member is mounted on the housing (1), a mounting plate (905) is connected to the lifting member, one end of a return spring (904) is connected to the bottom end surface of the mounting plate (905), and the other end of the return spring (904) is fixed to the bottom plate (3); The dust collector (602) and the dust storage box (603) are mounted on the top end surface of the mounting plate (905); and the dust collection box (601) is mounted on the bottom end surface of the mounting plate (905).

6. The intelligent blackboard-erasing robot according to claim 5, characterized in that: The lifting member comprises a second driving motor (901), the second driving motor (901) is mounted on the housing (1), a winding roller (902) is connected to the output shaft of the second driving motor (901), a lifting line (903) is wound on the winding roller (902), one end of the lifting line (903) is fixed to the winding roller (902), and the other end of the lifting line (903) is fixed to the mounting plate (905).

7. The intelligent blackboard-erasing robot according to claim 1, characterized in that: A spray section (7) is arranged on the mounting plate (905) at the side of the dust suction section (6), and the spray section (7) comprises a liquid storage tank (703). The liquid storage tank (703) is mounted on the top end surface of the mounting plate (905) at the side of the dust suction section (6). A liquid outlet of the liquid storage tank (703) is connected to a liquid passage pipe (702) via a pipeline. The liquid passage pipe (702) is parallel to the bottom plate (3). A fixing member (701) is arranged on the liquid passage pipe (702), and the fixing member (701) is fixed to the bottom end surface of the mounting plate (905). A liquid spray head (704) is arranged on the liquid passage pipe (702), and the liquid spraying direction of the liquid spray head (704) is relative to the through groove.

8. The intelligent blackboard-erasing robot according to claim 7, characterized in that: The liquid spray head (704) is provided with a control valve, the control valve is communicatively connected to the position sensor, the position sensor is mounted on the housing (1), and is used to obtain the position control of the mounting plate (905), and to open or close the control valve.

9. The intelligent blackboard-erasing robot according to claim 7, characterized in that: A liquid removal section (8) is provided on the mounting plate (905) at the side of the spray section (7), and the liquid removal section (8) comprises a connecting frame (802), one end of the connecting frame (802) is fixed to the mounting plate (905) at the side of the fixing member (701), and the other end of the connecting frame (802) is rotatably connected to a liquid removal roller (801), and when the bottom of the erasing brush (502) is in contact with the blackboard, the outer wall of the liquid removal roller (801) is also in contact with the blackboard.

10. A method for using an intelligent blackboard erasing robot, for using the robot according to any one of claims 1 to 9, characterized in that: The following steps are involved: Attach the robot to the blackboard through the adsorption magnet; Start the lifting assembly to move the erasing part and the dust collecting part into the mounting groove provided on the bottom plate, so that the bottom of the erasing brush is in contact with the blackboard surface; The vacuum cleaner and the brush motor are started to drive the erasing brush to rotate, and the writing on the blackboard is erased. The dust generated during the erasing process falls into the dust collecting box and is transferred to the dust storage box through the vacuum cleaner; The moving component is started, and the robot is moved on the blackboard through the moving component to complete erasing of the writing on the blackboard.

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