CN112263185B

CN112263185B - Cleaning mechanism of cleaning robot

Info

Publication number: CN112263185B
Application number: CN202010881322.7A
Authority: CN
Inventors: 王瑞; 沈香武
Original assignee: Nanjing Yuyi Communication Technology Co Ltd
Current assignee: Nanjing Yuyi Communication Technology Co Ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-11-19
Anticipated expiration: 2040-08-27
Also published as: CN112263185A

Abstract

The invention discloses a cleaning mechanism of a cleaning robot, which relates to the technical field of cleaning robots and aims to solve the existing problem of how to avoid dust floating under the premise of strong cleaning. The front end of the inside of the casing is provided with a drive cavity, the lower end of the drive cavity is installed with a mounting bracket, the four corners of the mounting bracket are fixedly installed with brushes, and the rear end of the brush is provided with a vacuum box, so The upper end of the dust collecting box is provided with a first dust collecting box, and both sides at the middle position of the bottom of the casing are fixedly provided with a fixed frame, a rolling brush is rotatably connected between the fixed frames, and the upper end of the rolling brush is installed There is a second dust collecting box, a releaser is installed on one side of the upper end of the roller brush, a sliding cavity is arranged at the rear end of the inside of the casing, and a sliding plate is installed inside the sliding cavity, and the front end of the sliding plate is in the shape of a sliding cavity. The rectangular array is provided with several atomizing nozzles, which solves the problem of avoiding dust floating under the premise of strong cleaning.

Description

Cleaning mechanism of cleaning robot

Technical Field

The invention relates to the technical field of cleaning robots, in particular to a cleaning mechanism of a cleaning robot.

Background

Cleaning machines people is the special robot for human service, mainly undertakes the sanitary work such as cleaning, washing of family, and cleaning machines people includes that the bimodulus is exempted from to collide induction system, is saved oneself the dead function of anti-sticking, automatic charging, autonomous navigation route planning, is equipped with wide angle camera, adds route WIFI function, can also can shoot the video sharing simultaneously through the direct long-range control robot of cell-phone app, and its advantage that possesses is: the floor sweeping is time-saving and labor-saving, the whole cleaning process does not need to be controlled manually, and the operation burden is reduced; the air purifier can purify air, is internally provided with activated carbon and adsorbs harmful substances in the air; the portable small and exquisite dust catcher can easily clean the dead angle that ordinary dust catcher can not clear up.

However, the existing cleaning robot has some problems in the using process, one: the cleaning structure is single, the main body function is still mainly around the dust absorption, the dust on the ground cannot be cleaned strongly, the dust is easy to float in the dust absorption process, the dust on the ground is treated, the dust in the air can influence the respiratory tract health of a human body, the existing requirement is not met, and the cleaning mechanism of the cleaning robot is provided for the cleaning mechanism.

Disclosure of Invention

The purpose of the invention is as follows: it is an object of the present invention to provide a cleaning mechanism for a cleaning robot, so as to solve the problem of how to avoid the floating of dust under the premise of effective cleaning.

In order to achieve the purpose, the invention provides the following technical scheme: a cleaning mechanism of a cleaning robot comprises a shell, wherein a driving cavity is arranged at the front end inside the shell, a mounting frame is mounted at the lower end of the driving cavity, brushes are fixedly mounted at four corners of the mounting frame, a dust collection box is arranged at the rear end of each brush and fixed with the shell through screws, a first dust collection box is arranged at the upper end of each dust collection box and located inside the shell, fixing frames are fixedly arranged on two sides of the middle position of the bottom of the shell, a roller brush is rotatably connected between the fixing frames, a second dust collection box is mounted at the upper end of the roller brush, a releaser is mounted at one side of the upper end of the roller brush, a sliding cavity is arranged at the rear end inside the shell, a sliding plate is mounted inside the sliding cavity and slidably connected with the sliding cavity, and a plurality of atomization nozzles are arranged at the front end of the sliding plate in a rectangular array, and atomizer and shell fixed connection, it has solved the problem of avoiding the dust to float under the clear prerequisite of imitateing by force.

In a further embodiment, a first motor is fixedly installed on one side inside the driving cavity, a driving gear is fixedly welded on an output shaft of the first motor, a transmission shaft is installed at the front end of the driving gear, a second transmission gear is fixedly welded at the middle position of the transmission shaft and meshed with the driving gear, a first transmission gear is fixedly welded on both ends of the transmission shaft, a rotating shaft is installed on one side of the first transmission gear and rotatably connected with the shell through a bearing, a driven gear is fixedly welded on the upper end of the rotating shaft and positioned inside the driving cavity and meshed with the first transmission gear, the lower end of the rotating shaft is fixedly connected with the mounting frame, two brushes are driven by the first motor to rotate towards the inner side, and the brushes are attached to the ground, dust can be swept to the center during the rotation.

In a further embodiment, be provided with the dust absorption mouth between dust absorption box and the first dust collection box, and dust absorption box and first dust collection box are linked together through the dust absorption mouth, first negative-pressure air fan is installed to one side of first dust collection box, and first negative-pressure air fan's output is linked together with one side of first dust collection box, the lower extreme of first dust collection box is provided with annular screw thread, and first dust collection box passes through threaded connection with the shell, flip is installed to the upper end of first dust collection box, and flip and shell rotate through the pivot and be connected, can inhale first dust collection box with the air along with the dust that two brushes were concentrated under the negative pressure effect.

In a further embodiment, the upper end fixed mounting of second dust collecting box has second negative-pressure air fan, and second negative-pressure air fan's output and second dust collecting box are sealed fixed, second negative-pressure air fan's rear end is provided with the second motor, and the second motor passes through the screw fixation with the shell, the output shaft fixed mounting of second motor has the action wheel, install the belt between action wheel and the round brush, and action wheel and round brush pass through belt transmission and are connected, the outside and the shell fixed connection of releaser cooperate with front end mechanism, realize the second grade cleanness, have improved the clean effect of dust.

In a further embodiment, anion generator is installed to the front end of second motor, and anion generator passes through the screw fixation with the shell, anion generator's output passes through connecting line sealed fixed with the one end of releaser, can concentrate the absorption to inside floated dust, avoids appearing the raise dust phenomenon.

In a further embodiment, the inside below of first dust collecting box and second dust collecting box all is provided with the leak protection frame, and the leak protection frame respectively with first dust collecting box and second dust collecting box fixed connection, the upper end of leak protection frame is hollow structure, the inside of leak protection frame is provided with the rubber round pad, rubber round pad and leak protection frame sliding connection, the filter is all installed to one side of first dust collecting box and the upper end of second dust collecting box, and the filter passes through threaded connection with first dust collecting box and second dust collecting box respectively, and the leak protection frame can avoid dust rubbish to spill under the prerequisite that does not influence dust absorption effect with mutually supporting of rubber round pad.

In further embodiment, one side of atomizer upper end is provided with the water tank, and the water tank is located the inside of shell, the force (forcing) pump is installed to one side of water tank, and the force (forcing) pump passes through the screw fixation with the shell, the one end and the water tank of force (forcing) pump are sealed fixed, and the other end and the atomizer of force (forcing) pump pass through the water pipe and seal fixedly, the filler is installed to the upper end of water tank, and the filler extends to the top of shell, and the dust on the one hand is washed ground, and on the other hand can combine together with the dust in the air to improve whole quality and form the whereabouts, avoid appearing the raise dust.

In a further embodiment, a vibration motor is fixedly mounted at the upper end of the sliding plate, a mounting plate is arranged below the sliding plate, a telescopic rod is fixedly mounted between the sliding plate and the mounting plate, a first spring is arranged outside the telescopic rod and fixedly connected with the sliding plate and the mounting plate, and a mop cloth is fixedly arranged at the bottom of the mounting plate, so that residual stains on the ground can be cleaned to the maximum extent, and the dust fused with water mist on the ground can be further cleaned.

In a further embodiment, universal wheels are rotatably mounted at four corners of the bottom of the casing, driving wheels are mounted on two sides of the bottom of the casing, a support frame is arranged outside the driving wheels, the driving wheels are rotatably connected with the support frame through bearings, a servo motor is mounted inside one side of the support frame, an output shaft of the servo motor is fixedly connected with one end of the driving wheels, fixed columns are arranged on two sides of the upper end of the support frame, the upper ends of the fixed columns are fixedly connected with the casing, movable columns are mounted inside the fixed columns, the movable columns are slidably connected with the fixed columns, the movable columns extend to the lower portions of the fixed columns, the movable columns are fixedly connected with the support frame, second springs are fixedly arranged between the fixed columns and the movable columns, and by means of the method, the radius length required by rotation is reduced in a way of adjusting paths, the flexibility is improved.

In a further embodiment, an extension plate is fixedly arranged outside the bottom of the shell and is integrated with the shell, a dust particle sensor is fixedly mounted at the front end of the shell, the extension plate can cover the dust inside the shell, and the dust particle sensor can capture the dust on the ground.

Has the advantages that: 1. the invention installs the brushes rotating in opposite directions below the front end of the shell, when cleaning the ground, the first motor is started, the first motor drives the driving gear on the output shaft to rotate clockwise, the second transmission gear on the transmission shaft is meshed with the driving gear, so as to drive the transmission shaft provided with the second transmission gear to rotate, the first transmission gears at the two ends of the transmission shaft are meshed with the driven gear on the rotating shaft, so as to drive the mounting rack provided with the brushes at one side to rotate along the pointer, the mounting rack provided with the brushes at the other side to move anticlockwise, so as to form the rotation between the two brushes towards the inner side, as the brushes are jointed with the ground, the dust can be swept to the center in the rotating process, the air in the shell is quickly discharged by starting the first negative pressure fan, and simultaneously, the air outside the shell is continuously supplemented into the first negative pressure fan through the dust suction box, the dust collecting bag is characterized in that a high pressure difference is formed between the dust collecting bag and the outside, dust collected by the two brushes is sucked into a first dust collecting box in the collecting bag along with air, a leakage-proof frame and a rubber round pad placed in the leakage-proof frame are fixedly arranged in the first dust collecting box, the diameter of a through hole in the upper end of the leakage-proof frame is smaller than that of the rubber round pad, the rubber round pad is enabled to move upwards under the influence of negative pressure in the process of starting a first negative pressure fan and to be attached to the upper end of the leakage-proof frame, the sealing effect of the rubber round pad on a dust suction port disappears, so that the dust can enter the first dust collecting box through the dust suction port, when the first negative pressure fan is turned off, the rubber round pad seals the dust suction port again under the action of gravity, the condition that the dust in the first dust collecting box leaks downwards is avoided, and the large particles on the ground can be preliminarily cleaned through the mutual matching of the brushes and the dust collecting box, and integral primary cleaning is realized.

2. The invention is characterized in that a rolling brush is arranged at the rear end of a dust collection box, the rolling brush is arranged between fixed frames, a second motor is started to drive a driving wheel at one end of an output shaft to rotate, the rolling brush is driven by a belt to rotate at high speed, meanwhile, a negative ion generator is arranged at the front end of the second motor, a releaser at one end of the negative ion generator is arranged at one side of the upper end of the rolling brush, the negative ion generator utilizes pulses to raise low voltage to direct current negative high voltage, utilizes direct current at the tip of a carbon brush to generate corona, releases a large amount of electrons at high speed, the electrons can not exist in the air for a long time and can be immediately captured by oxygen molecules in the air, then the negative ions are generated with the rolling brush in operation, the adsorption of smaller dust garbage with positive electricity is realized through electrostatic adsorption, meanwhile, a second negative pressure fan is started, and the smaller dust on the rolling brush is sucked under the action of negative pressure, thereby the realization adsorbs the secondary of dust, through this kind of mode, can clear up tiny less dust rubbish of positive electricity that is difficult to be concentrated by the brush, can concentrate the absorption to the inside floated dust on the one hand, avoids appearing the raise dust phenomenon, and on the other hand cooperatees with front end mechanism, realizes that the second grade is clean, has improved the clean effect of dust.

3. The invention is characterized in that a water tank is arranged at the rear end inside the shell, cleaning solution inside the water tank is pumped and pressurized by starting a pressurizing pump, and is conveyed to an atomizing spray head distributed in a rectangular array at the lower end of the shell by a water pipe, so that the cleaning solution is sprayed in an atomizing form to wash dust on the ground on one hand, and can be combined with the dust in the air on the other hand, thereby improving the overall quality to fall down and avoiding dust raising, at the moment, a vibration motor is started, a sliding plate below the vibration motor is in sliding connection with a sliding cavity through a sliding rail, the sliding plate provided with a mounting plate is vertically reciprocated under the action of the vibration motor, a mop cloth is arranged at the lower end of the mounting plate, and the mop cloth vertically reciprocates under the action of the vibration motor to contact with the ground along with the movement of a cleaning robot, and is repeatedly wiped at high frequency in a mode of simulating manual ground wiping, on one hand, residual stains on the ground are cleaned to the maximum extent, and on the other hand, dust fused with water mist on the ground is further cleaned.

4. According to the invention, the driving wheels are arranged on the two sides of the bottom of the shell, when a straight line path is cleaned, the servo motors on one sides of the two driving wheels rotate in the same direction, integral linear motion is realized under the auxiliary support of the universal wheels, the path is adjusted, the servo motors on one sides of the two driving wheels rotate in opposite directions, and the two driving wheels perform circular motion by taking the circle center of the shell as an original point due to opposite moving directions, so that the shell is driven to realize adjustment of an integral angle, the path is adjusted conveniently, the radius length required by rotation is reduced in a path adjusting mode, and the flexibility is improved.

Drawings

FIG. 1 is a side view of the internal structure of the present invention;

FIG. 2 is a bottom view of the overall structure of the present invention;

FIG. 3 is a schematic view of a brush driving mechanism according to the present invention;

FIG. 4 is a partial enlarged view of area A of the present invention;

fig. 5 is a schematic view of the driving wheel structure of the present invention.

In the figure: 1. a housing; 2. a mounting frame; 3. a brush; 4. a rotating shaft; 5. a drive chamber; 6. a driven gear; 7. a first motor; 8. a driving gear; 9. a first drive gear; 10. a drive shaft; 11. a second transmission gear; 12. a dust collection box; 13. a first negative pressure air blower; 14. a dust suction port; 15. a first dust collection box; 16. a leakage-proof frame; 17. a rubber round pad; 18. a filter; 19. a cover is turned; 20. an annular thread; 21. a fixed mount; 22. rolling and brushing; 23. a second dust collection box; 24. a second negative pressure fan; 25. a second motor; 26. a driving wheel; 27. a belt; 28. a negative ion generator; 29. a releaser; 30. a water tank; 31. a water filling port; 32. a pressure pump; 33. a spray head; 34. a sliding cavity; 35. mounting a plate; 36. mop cloth; 37. a telescopic rod; 38. a first spring; 39. a sliding plate; 40. a vibration motor; 41. a dust particle sensor; 42. an extension plate; 43. a universal wheel; 44. a drive wheel; 45. a support frame; 46. a servo motor; 47. a movable post; 48. fixing a column; 49. a second spring.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a cleaning mechanism of a cleaning robot comprises a shell 1, a driving cavity 5 is arranged at the front end inside the shell 1, components inside the driving cavity 5 drive a brush 3, a mounting frame 2 is mounted at the lower end of the driving cavity 5, the mounting frame 2 is distributed in a cross shape and provides a cleaning space for the brush 3, the brush 3 is fixedly mounted at four corners of the mounting frame 2, a dust collection box 12 is arranged at the rear end of the brush 3, the dust collection box 12 is used for absorbing dust concentrated by the brush 3, the dust collection box 12 is fixed with the shell 1 through screws, a first dust collection box 15 is arranged at the upper end of the dust collection box 12, the first dust collection box 15 is located inside the shell 1, fixing frames 21 are fixedly arranged on two sides of the middle position of the bottom of the shell 1, a rolling brush 22 is rotatably connected between the fixing frames 21, a second dust collection box 23 is mounted at the upper end of the rolling brush 22 and is used for temporarily storing dust, releaser 29 is installed to one side of round brush 22 upper end, and the inside rear end of shell 1 is provided with sliding chamber 34, and the internally mounted of sliding chamber 34 has sliding plate 39, and sliding plate 39 and sliding chamber 34 sliding connection, and sliding plate 39's front end is the rectangle array and has seted up a plurality of atomizer 33, and atomizer 33 and shell 1 fixed connection, and it has solved avoids the floated problem of dust under the clear prerequisite of imitateing by force.

Further, a first motor 7 is fixedly installed on one side inside the driving cavity 5, a driving gear 8 is fixedly welded on an output shaft of the first motor 7, a transmission shaft 10 is installed at the front end of the driving gear 8, a second transmission gear 11 is fixedly welded at the middle position of the transmission shaft 10, the second transmission gear 11 is meshed with the driving gear 8, first transmission gears 9 are fixedly welded on two ends of the transmission shaft 10, a rotating shaft 4 is installed on one side of each first transmission gear 9, the rotating shaft 4 is rotatably connected with the shell 1 through a bearing, a driven gear 6 is fixedly welded on the upper end of the rotating shaft 4, the driven gear 6 is located inside the driving cavity 5, the driven gear 6 is meshed with the first transmission gear 9, the lower end of the rotating shaft 4 is fixedly connected with the mounting frame 2, the first motor 7 drives the driving gear 8 on the output shaft to rotate clockwise, and the second transmission gear 11 on the transmission shaft 10 is meshed with the driving gear 8, thereby the drive is equipped with the transmission shaft 10 of second drive gear 11 and rotates, and the first drive gear 9 at transmission shaft 10 both ends meshes with 6 driven gear on the axis of rotation 4 mutually, thereby drive the mounting bracket 2 that one side was equipped with brush 3 and be in the same direction as the pointer and rotate, the mounting bracket 2 that is equipped with brush 3 of opposite side is counter-clockwise movement, thereby form between two brushes 3 inwards rotate, because brush 3 laminates with ground mutually, rotate the in-process and can sweep the dust to the center.

Further, a dust suction port 14 is arranged between the dust collection box 12 and the first dust collection box 15, the dust collection box 12 is communicated with the first dust collection box 15 through the dust suction port 14, a first negative pressure fan 13 is installed on one side of the first dust collection box 15, the output end of the first negative pressure fan 13 is communicated with one side of the first dust collection box 15, an annular thread 20 is arranged at the lower end of the first dust collection box 15, the first dust collection box 15 is connected with the housing 1 through a thread, a flip cover 19 is installed at the upper end of the first dust collection box 15, the flip cover 19 is rotatably connected with the housing 1 through a rotating shaft, internal air is rapidly exhausted by starting the first negative pressure fan 13, meanwhile, external air outside the housing 1 is continuously supplemented into the first negative pressure fan 13 through the dust collection box 12, a high pressure difference is formed between the external air and the external air, and dust collected by the two brushes 3 is sucked into the first dust collection box 15 along with the air.

Further, the upper end fixed mounting of second dust collecting box 23 has second negative-pressure air blower 24, and the output of second negative-pressure air blower 24 and second dust collecting box 23 are sealed fixed, the rear end of second negative-pressure air blower 24 is provided with second motor 25, and second motor 25 passes through the screw fixation with shell 1, the output shaft fixed mounting of second motor 25 has action wheel 26, install belt 27 between action wheel 26 and the round brush 22, and action wheel 26 and round brush 22 pass through belt 27 transmission and are connected, the outside and the shell 1 fixed connection of releaser 29, second motor 25 drives action wheel 26 of output shaft one end and rotates, make round brush 22 carry out high-speed rotation under the transmission of belt 27.

Further, the negative ion generator 28 is installed at the front end of the second motor 25, the negative ion generator 28 is fixed to the housing 1 through screws, the output end of the negative ion generator 28 is fixed to one end of the releaser 29 through a connecting pipeline in a sealing manner, the negative ion generator 28 raises the low voltage to a direct current negative high voltage through pulses, a corona is generated through direct current at the tip of the carbon brush, a large number of electrons are emitted at high speed, the electrons cannot exist in the air for a long time and can be immediately captured by oxygen molecules in the air, negative ions are generated with the rolling brush 22 in operation, through electrostatic adsorption, adsorption of small dust garbage with positive electricity is achieved, the second negative pressure fan 24 is started, the small dust garbage adsorbed on the rolling brush 22 is adsorbed under the negative pressure effect, and accordingly secondary cleaning of dust is achieved.

Further, the lower parts of the interiors of the first dust collecting box 15 and the second dust collecting box 23 are respectively provided with a leakage-proof frame 16, the leakage-proof frames 16 are respectively fixedly connected with the first dust collecting box 15 and the second dust collecting box 23, the upper ends of the leakage-proof frames 16 are of a hollow structure, rubber round pads 17 are arranged in the leakage-proof frames 16, the rubber round pads 17 are in sliding connection with the leakage-proof frames 16, one side of the first dust collecting box 15 and the upper end of the second dust collecting box 23 are respectively provided with a filter 18, the filter 18 is respectively in threaded connection with the first dust collecting box 15 and the second dust collecting box 23, the diameter of through holes in the upper end of the leakage-proof frames 16 is smaller than that of the rubber round pads 17, in the process of starting the negative pressure fan, the rubber round pads 17 are enabled to move upwards under the influence of negative pressure, so as to be attached to the upper ends of the leakage-proof frames 16, the sealing action of the rubber round pads 17 on the dust collecting port 14 disappears, so that dust can enter the dust collecting box through the dust collecting port 14, when the negative pressure fan is closed, the rubber round cushion 17 seals the dust collection port 14 again under the action of gravity, so that the condition that dust in the dust collection box leaks downwards is avoided.

Further, one side of atomizer 33 upper end is provided with water tank 30, and water tank 30 is located the inside of shell 1, force (forcing) pump 32 is installed to one side of water tank 30, and force (forcing) pump 32 passes through the screw fixation with shell 1, the one end and the water tank 30 of force (forcing) pump 32 are sealed fixed, and the other end and the atomizer 33 of force (forcing) pump 32 lead to the water pipe and seal fixedly, filler 31 is installed to the upper end of water tank 30, and filler 31 extends to the top of shell 1, through starting force (forcing) pump 32, extract and pressurize the inside cleaning solution of water tank 30, utilize the water pipe to carry to the atomizer 33 that is rectangular array distribution to shell 1 lower extreme, so the cleaning solution spouts with the form of atomizing, the dust on the one hand washes to ground, on the other hand can combine together with the dust in the air, thereby improve whole quality and form the whereabouts, raise dust is avoided appearing.

Further, a vibration motor 40 is fixedly installed at the upper end of the sliding plate 39, a mounting plate 35 is arranged below the sliding plate 39, an expansion rod 37 is fixedly installed between the sliding plate 39 and the mounting plate 35, a first spring 38 is arranged outside the expansion rod 37, the first spring 38 is fixedly connected with the sliding plate 39 and the mounting plate 35, a mop 36 is fixedly arranged at the bottom of the mounting plate 35, the sliding plate 39 with the mounting plate 35 is vertically reciprocated under the action of the vibration motor 40, and the mop 36 is installed at the lower end of the mounting plate 35, so that the mop 36 vertically reciprocates under the action of the vibration motor 40 to be in contact with the ground along with the movement of the cleaning robot, and high-frequency repeated wiping is performed in a mode of simulating manual wiping of the ground.

Further, universal wheels 43 are rotatably mounted at four corners of the bottom of the housing 1, driving wheels 44 are mounted on two sides of the bottom of the housing 1, a supporting frame 45 is arranged outside the driving wheels 44, the driving wheels 44 are rotatably connected with the supporting frame 45 through bearings, a servo motor 46 is mounted inside one side of the supporting frame 45, an output shaft of the servo motor 46 is fixedly connected with one end of the driving wheels 44, fixed columns 48 are arranged on two sides of the upper end of the supporting frame 45, the upper ends of the fixed columns 48 are fixedly connected with the housing 1, movable columns 47 are mounted inside the fixed columns 48, the movable columns 47 are slidably connected with the fixed columns 48, the movable columns 47 extend to the lower portions of the fixed columns 48, the movable columns 47 are fixedly connected with the supporting frame 45, second springs 49 are fixedly arranged between the fixed columns 48 and the movable columns 47, and when the direct-line path is cleaned, the servo motors 46 on one side of the two driving wheels 44 are rotated in the same direction, under the auxiliary stay of universal wheel 43, realize holistic rectilinear motion, carry out the adjustment formula to the route, make the servo motor 46 antiport of two drive wheels 44 one sides, because the direction of motion is opposite, make two drive wheels 44 use the centre of a circle of shell 1 to carry out circular motion as the initial point, drive shell 1 and realize the regulation of whole angle, thereby be convenient for to the adjustment of route, movable column 47 and fixed column 48 are under the cooperation with second spring 49, when jolting and appearing, under the elastic deformation of second spring 49, can cushion the vibrations power, thereby realize holistic shock attenuation.

Further, the fixed extension board 42 that is provided with in the outside of shell 1 bottom, and extension board 42 and shell 1 structure as an organic whole, the front end fixed mounting of shell 1 has dust particle sensor 41, and the extension board can cover the dust of inside, and dust particle sensor can realize the capture to ground dust.

The working principle is as follows: when cleaning the ground, by starting the first motor 7, the first motor 7 drives the driving gear 8 on the output shaft to rotate clockwise, since the second transmission gear 11 on the transmission shaft 10 is meshed with the driving gear 8, the transmission shaft 10 provided with the second transmission gear 11 is driven to rotate, and the first transmission gears 9 at two ends of the transmission shaft 10 are meshed with the driven gear 6 on the rotation shaft 4, so as to drive the mounting frame 2 provided with the brush 3 at one side to rotate along the pointer, and the mounting frame 2 provided with the brush 3 at the other side to move anticlockwise, so as to form the inward rotation between the two brushes 3, since the brush 3 is jointed with the ground, the dust can be swept to the center during the rotation process, by starting the first negative pressure fan 13, the air inside is quickly exhausted, and simultaneously, the air outside the housing 1 is continuously supplemented into the first negative pressure fan 13 through the dust suction box 12, forming a higher pressure difference with the outside, then the dust collected by the two brushes 3 is sucked into the first dust collecting box 15 along with the air, by turning on the second motor 25, the second motor 25 drives the driving wheel 26 at one end of the output shaft to rotate, the rolling brush 22 is driven by the belt 27 to rotate at a high speed, meanwhile, the front end of the second motor 25 is provided with the anion generator 28, the releaser 29 at one end of the anion generator 28 is arranged at one side of the upper end of the rolling brush, the anion generator 28 utilizes the pulse to raise the low voltage to the direct current negative high voltage, the direct current at the tip of the carbon brush is utilized to generate corona, a large amount of electrons are released at a high speed, the electrons can not exist in the air for a long time and can be immediately captured by the oxygen molecules in the air, then the anions are generated with the rolling brush 22 in operation, through electrostatic adsorption, the adsorption of the smaller dust with positive electricity is realized, and the second negative pressure fan 24 is turned on, sucking in the smaller dust and garbage adsorbed on the rolling brush 22 under the action of negative pressure, thereby realizing secondary cleaning of dust, extracting and pressurizing the cleaning solution in the water tank 30 by starting the pressurizing pump 32, conveying the cleaning solution to the atomizing spray heads 33 distributed in a rectangular array at the lower end of the shell 1 by using a water pipe, then spraying the cleaning solution in an atomizing form, starting the vibration motor 40 at the moment, enabling the sliding plate 39 provided with the mounting plate 35 to vertically reciprocate under the action of the vibration motor 40, enabling the mop 36 to vertically reciprocate under the action of the vibration motor 40 by installing the mop 36 at the lower end of the mounting plate 35, enabling the mop 36 to vertically reciprocate under the action of the vibration motor 40 to be contacted with the ground along with the movement of the cleaning robot, repeatedly wiping at high frequency in a mode of simulating manual ground wiping, enabling the servo motors 46 at one side of the two driving wheels 44 to rotate in the same direction when cleaning the straight line path, under the auxiliary support of the universal wheels 43, realize holistic rectilinear motion, carry out the regulative formula to the route, make the servo motor 46 antiport of two drive wheels 44 one sides, because the direction of motion is opposite for two drive wheels 44 use the centre of a circle of shell 1 as the original point and carry out circular motion, drive shell 1 and realize the regulation of whole angle, thereby be convenient for to the adjustment of route, reduce the required radius length of rotation on the mode of adjustment route, the flexibility obtains improving.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A cleaning mechanism for a cleaning robot, comprising a housing (1), characterized in that: a drive cavity (5) is provided at the front end of the interior of the housing (1), and a mounting bracket is installed at the lower end of the drive cavity (5). (2), the four corners of the mounting frame (2) are fixedly installed with brushes (3), the rear end of the brushes (3) is provided with a vacuum box (12), and the vacuum box (12) It is fixed with the casing (1) by screws, the upper end of the dust collecting box (12) is provided with a first dust collecting box (15), and the first dust collecting box (15) is located inside the casing (1). (1) A fixing frame (21) is fixedly arranged on both sides at the middle position of the bottom, and a rolling brush (22) is rotatably connected between the fixing frames (21), and the upper end of the rolling brush (22) is installed with a No. Two dust collecting boxes (23), a releaser (29) is installed on one side of the upper end of the roller brush (22), a sliding cavity (34) is arranged at the rear end of the inside of the casing (1), and the sliding cavity ( A sliding plate (39) is installed inside the sliding plate (39), and the sliding plate (39) is slidably connected with the sliding cavity (34). The atomizing nozzle (33) is fixedly connected with the casing (1), the upper end of the second dust collecting box (23) is fixedly installed with a second negative pressure fan (24), and the output end of the second negative pressure fan (24) It is sealed and fixed with the second dust collecting box (23), the rear end of the second negative pressure fan (24) is provided with a second motor (25), and the second motor (25) is fixed with the casing (1) by screws, A driving wheel (26) is fixedly installed on the output shaft of the second motor (25), a belt (27) is installed between the driving wheel (26) and the roller brush (22), and the driving wheel (26) is connected to the roller. The brush (22) is connected through a belt (27) drive, the outside of the releaser (29) is fixedly connected to the housing (1), the front end of the second motor (25) is installed with a negative ion generator (28), and the negative ion The generator (28) and the casing (1) are fixed by screws, the output end of the negative ion generator (28) and one end of the releaser (29) are sealed and fixed by the connecting pipeline, and the first dust box (15) and The inside of the second dust collecting box (23) is provided with a leak-proof frame (16), and the leak-proof frame (16) is fixedly connected with the first dust collecting box (15) and the second dust collecting box (23), respectively, The upper end of the leak-proof frame (16) is a hollow structure, a rubber round pad (17) is arranged inside the leak-proof frame (16), and the rubber round pad (17) is slidably connected with the leak-proof frame (16). , a filter (18) is installed on one side of the first dust collecting box (15) and the upper end of the second dust collecting box (23), and the filter (18) is respectively connected with the first dust collecting box (15) and the second dust collecting box (23) are screwed together, a vibration motor (40) is fixedly installed on the upper end of the sliding plate (39), and a mounting plate (35) is arranged below the sliding plate (39). A telescopic rod (3) is fixedly installed between the sliding plate (39) and the mounting plate (35). 7), a first spring (38) is provided on the outside of the telescopic rod (37), and the first spring (38) is fixedly connected with the sliding plate (39) and the mounting plate (35), the mounting plate (35) A mop (36) is fixedly arranged at the bottom of the .

2 . The cleaning mechanism of a cleaning robot according to claim 1 , wherein a first motor ( 7 ) is fixedly installed on one side inside the drive cavity ( 5 ), and the first motor ( 7 ) A drive gear (8) is welded and fixed to the output shaft of the drive gear (8), a drive shaft (10) is mounted on the front end of the drive gear (8), and a second drive gear (11) is welded and fixed at the middle position of the drive shaft (10). , and the second transmission gear (11) is meshed with the driving gear (8), and both ends of the transmission shaft (10) are welded and fixed with a first transmission gear (9). A rotating shaft (4) is installed on one side, and the rotating shaft (4) and the casing (1) are rotatably connected through a bearing. The upper end of the rotating shaft (4) is welded and fixed with a driven gear (6), and the driven gear ( 6) is located inside the drive cavity (5), and the driven gear (6) is meshed with the first transmission gear (9), and the lower end of the rotating shaft (4) is fixedly connected to the mounting frame (2).

3. A cleaning mechanism for a cleaning robot according to claim 1, characterized in that: a dust suction port (14) is provided between the dust collecting box (12) and the first dust collecting box (15), and The dust collecting box (12) is communicated with the first dust collecting box (15) through the dust suction port (14), and a first negative pressure fan (13) is installed on one side of the first dust collecting box (15), and The output end of the first negative pressure fan (13) is communicated with one side of the first dust collecting box (15), the lower end of the first dust collecting box (15) is provided with an annular thread (20), and the first dust collecting box (15) is provided with an annular thread (20). The dust box (15) is connected with the casing (1) by threads, and a flip cover (19) is installed on the upper end of the first dust collection box (15), and the flip cover (19) and the casing (1) are rotatably connected through a rotating shaft.

4. A cleaning mechanism for a cleaning robot according to claim 1, characterized in that: a water tank (30) is provided on one side of the upper end of the atomizing nozzle (33), and the water tank (30) is located in the casing (1) Inside, a pressurizing pump (32) is installed on one side of the water tank (30), and the pressurizing pump (32) and the casing (1) are fixed by screws, and one end of the pressurizing pump (32) is connected to the water tank (32). 30) Sealed and fixed, and the other end of the pressurizing pump (32) and the atomizing nozzle (33) are sealed and fixed through a water pipe, the upper end of the water tank (30) is installed with a water filling port (31), and the water filling port (31) extends to the top of the housing (1).

5. A cleaning mechanism for a cleaning robot according to claim 1, characterized in that: universal wheels (43) are rotatably installed at the four corners of the bottom of the casing (1), A drive wheel (44) is installed on both sides, a support frame (45) is provided on the outside of the drive wheel (44), and the drive wheel (44) is rotatably connected with the support frame (45) through a bearing, and the support frame ( 45) A servo motor (46) is installed inside one side, the output shaft of the servo motor (46) is fixedly connected with one end of the drive wheel (44), and both sides of the upper end of the support frame (45) are provided with fixed A column (48), the upper end of the fixed column (48) is fixedly connected with the housing (1), a movable column (47) is installed inside the fixed column (48), and the movable column (47) and the fixed column (48) slidingly connected, and the movable column (47) extends below the fixed column (48), the movable column (47) is fixedly connected with the support frame (45), and the fixed column (48) and the movable column (47) are connected A second spring (49) is fixedly arranged.

6 . The cleaning mechanism of a cleaning robot according to claim 1 , wherein an extension plate ( 42 ) is fixedly arranged on the outside of the bottom of the casing ( 1 ), and the extension plate ( 42 ) is connected to the casing ( 1 ). 7 . As an integral structure, a dust particle sensor (41) is fixedly installed at the front end of the casing (1).