CN216317384U

CN216317384U - Self-moving cleaning robot

Info

Publication number: CN216317384U
Application number: CN202122573189.1U
Authority: CN
Inventors: 刘旭
Original assignee: Anhui Dahan Robot Group Co Ltd
Current assignee: Shenzhen Bobote Robot Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The present invention provides a self-moving cleaning robot, comprising: the body is provided with a control system and a mobile device controlled by the control system to work; a dust suction port; the dust collection box is detachably connected to the body or is provided with a dust discharge port which can be opened and closed; a dust collection channel; a source of suction; a cleaning assembly including a front cleaner mounted to the suction opening or the suction passage and adapted to wipe and clean a surface to be cleaned, a rear side of the front cleaner being provided with an inclined suction guide surface, and a rear cleaner located rearward of the suction guide surface and outside the air flow path. The utility model can clean the garbage and the watermark left by the front cleaner and the scraping strip by arranging the rear cleaner, so that the surface to be cleaned is cleaner; the first guide part and the second guide part are arranged, so that air flow is gathered in the dust collection box, and the dust collection effect is improved.

Description

Self-moving cleaning robot

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a self-moving cleaning robot.

Background

Along with the development of technology, the consumer requires more and more to cleaning device's automation, and current intelligent cleaning robot has need not the user and controls, through the program cleanness that cleaning robot self predetermines, and the advantage of clean convenience, small, silence is liked by the consumer deeply.

Chinese patent document No. CN201310232607.8 proposes a cleaning robot, which includes a machine body and a dust collecting chamber, a dust collecting motor and a dust collecting channel are arranged in the machine body, a driving wheel, a rolling brush and a dust collecting port are arranged at the bottom of the machine body, the rolling brush is arranged at the dust collecting port, dust is cleaned by the rolling brush, and the dust is collected into the dust collecting chamber through the dust collecting channel by the dust collecting port under the suction effect of the dust collecting motor; the bristles on the rolling brush are arranged into a V-shaped spiral structure, so that garbage is gathered from two sides to the center in the rolling process of the rolling brush, and the flange on the front side of the dust suction opening plays a role of a dust baffle plate, so that part of dust, especially large-particle garbage, is easier to suck into a dust collection chamber; however, the rolling brush of the cleaning robot is easy to leave watermarks on the ground, and the cleaning effect is not ideal.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a self-moving cleaning robot that solves the above problems.

In order to achieve the above object of the present invention, the present invention is realized by the following technical solutions:

a self-moving cleaning robot comprising: the body is provided with a control system and a mobile device controlled by the control system to work; the dust suction port is positioned at the bottom of the body and is suitable for being close to the surface to be cleaned; the dust collection box is suitable for collecting the garbage on the surface to be cleaned and is detachably connected to the body or is provided with a dust discharge port which can be opened and closed; the dust collection channel is communicated with the dust collection port and the dust collection box; a suction source located downstream of the air flow path and adapted to provide an air flow to collect refuse from a surface to be cleaned into the dust bin; the cleaning assembly comprises a front cleaner and a rear cleaner, the front cleaner is mounted on the dust suction port or the dust suction channel and is suitable for wiping and cleaning a surface to be cleaned, an inclined dust suction guide surface is arranged on the rear side of the front cleaner, the rear cleaner is positioned on the rear side of the dust suction guide surface and is positioned outside the air flow path and is suitable for secondarily cleaning the surface to be cleaned, and garbage which is not cleaned by the front cleaner and watermarks left by the front cleaner and the scraping strips are cleaned, so that the surface to be cleaned is cleaner.

Preferably, the front cleaner and the rear cleaner are rotatably connected with the body, the rotating axes of the front cleaner and the rear cleaner are parallel, and the front cleaner and the rear cleaner are arranged in parallel so as to clean garbage and watermarks left by the front cleaner and the scraping strip.

Preferably, the front cleaner comprises a roller and a wiper, the end of the roller is connected with a driving device, the driving device drives the roller to rotate, the wiper is made of a flexible deformable material and is suitable for changing the size of the dust suction opening or the dust suction channel during rotation, and garbage with larger particles can enter the dust collection box after the wiper is changed.

As preferred, the dust absorption guide face includes first guide part and second guide part, the contained angle has between first guide part and the second guide part, makes the dust absorption passageway is loudspeaker form, gathers the air current to the dust collection box in, second guide part lower extreme is equipped with scrapes the strip, scrape the strip through self deformation or rotate connect with treat clean surface laminating, with rubbish gathering scrape the strip the place ahead be convenient for suction and clean, and scrape strip and ground laminating back promotion dust absorption mouth and treat the degree of tightness of clean surface support.

Preferably, the rear side of the dust suction guide surface is provided with a cavity for installing the rear cleaner, the cavity is independent of the dust suction channel and is not communicated with the dust suction channel, the suction of a suction source is improved, and the effect of dust suction is prevented from being influenced by air leakage after the cavity is communicated with the dust suction channel.

Preferably, the driving device comprises a first motor and a first speed reducer, the axis of an output shaft of the first motor is parallel to the rotation axes of the front cleaner and the rear cleaner, the first speed reducer is connected with the front cleaner and the rear cleaner, the front cleaner and the rear cleaner can synchronously rotate in the same direction or synchronously rotate in different directions, and the driving device drives the front cleaner and the rear cleaner, so that the cost is reduced, and the synchronism between the two cleaners is improved.

Preferably, the first motor is a single-shaft motor, the first speed reducer is a gear set, the gear set comprises a gear box and a plurality of gears meshed with each other, an output shaft of the first motor extends into the gear box and is fixedly connected with one of the gears, the gears located at the axial positions of the front cleaner and the rear cleaner are directly or indirectly connected with the corresponding cleaners, and compared with other linkage modes, the gear box drives the two cleaners to rotate only by arranging a plurality of gears, so that the structure is simpler, and the required space is smaller.

Preferably, the front cleaner and/or the rear cleaner can be vertically and floatingly mounted on the body, so that the front cleaner and/or the rear cleaner are suitable for avoiding obstacles and cleaning surfaces to be cleaned at different heights, the shaking of the cleaning robot can be reduced, and the garbage in the dust collection box can be prevented from leaking.

Preferably, the diameter of the front cleaner is larger than that of the rear cleaner, the rotation axis of the front cleaner is higher than that of the rear cleaner, so that the front cleaner and the rear cleaner can simultaneously contact with a surface to be cleaned, most of garbage is cleaned by the front cleaner, and the rear cleaner only cleans a small amount of garbage.

As preferred, mobile device includes universal wheel and two walking wheels, two the walking wheel sets up clean subassembly's both sides to connect second motor and third motor respectively, the universal wheel is not received electric drive, and swing joint in the front end or the rear end of body, the cleaning machines people of being convenient for turns to.

The beneficial effects of the utility model include: compared with the prior art, the front cleaner and the rear cleaner are arranged, so that primary cleaning and secondary cleaning can be simultaneously carried out during use; the rear cleaner can clean the garbage left by the front cleaner and the scraping strip, and the watermark left by the front cleaner is removed by absorbing water, so that the surface to be cleaned is cleaner; the first guide part and the second guide part are arranged, so that air flow is gathered in the dust collection box, and the dust collection effect is improved.

Drawings

Fig. 1 is a schematic view of the bottom surface of the cleaning robot of the present invention.

FIG. 2 is an exploded view of the cleaning robot of the present invention

Fig. 3 is a schematic view of a cleaning robot in a first sectional state according to the present invention.

Fig. 4 is a schematic view of a second sectional state of the cleaning robot according to the present invention.

Fig. 5 is a schematic view of the driving device of the present invention.

Detailed Description

In order to make those skilled in the art better understand the solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all of it. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any inventive step shall fall within the scope of the present invention.

The terms "comprises" and "comprising," and any variations thereof, in the description and claims of this specification and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a list of elements, processes, systems, articles, or devices is not necessarily limited to the particular list of elements, systems, articles, or devices, but may include other elements, processes, products, or devices not expressly listed or inherent to such elements, processes, articles, or devices.

The terms "mounted," "disposed," "provided," "connected," and "nested" in the description and claims of the utility model and the above-described drawings are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected or indirectly connected through an intermediary, or may have a relationship when used or performing its function; or may be internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations. When an installation is described as being "connected" or "connected," it can be directly connected or indirectly connected through intervening components. If not indicated otherwise, a component "disposed on," "disposed on," or "connected to" another component does not exclude the two components from being integrally formed.

Furthermore, spatially relative terms, such as bottom, top, and the like, may be used to describe one element and/or feature's relationship to another element(s) and/or feature(s), such as is illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and/or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "front" may be oriented "back" to other elements or features. The device may be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-5, a self-moving cleaning robot comprises a body 1 and a dust suction device 2, wherein the body 1 is provided with a control system and a moving device controlled by the control system to work, the dust suction device 2 comprises a dust suction port 21, a dust collection box 22, a dust suction channel 23 and a suction source, the dust suction port 21 is positioned at the bottom of the body 1 and is suitable for being close to a surface to be cleaned, the dust collection box 22 is detachably connected to the body 1 or is provided with an openable and closable dust discharge port 221, the dust collection box 22 is used for collecting garbage and sewage on the surface to be cleaned, the detachable or openable and closable dust discharge port 221 is arranged for facilitating the cleaning of the garbage in the dust collection box 22 and preventing the garbage from spilling out to pollute the ground or influence other elements in the cleaning robot when the cleaning robot is in use, the dust suction channel 23 is communicated with the dust suction port 21 and the dust collection box 22 for facilitating the movement of the garbage on the surface to be cleaned from the dust suction port 21 into the dust collection box 22 along with air flow, the suction source is arranged at the downstream of the air flow path, the air flow is generated by the operation of the suction source, the air flow is gathered from the surface to be cleaned to the dust suction port 21, flows through the dust suction channel 23, the dust collection box 22 and the suction source and is discharged out of the body 1, and the garbage moving along with the air flow is accumulated in the dust collection box 22.

Specifically, the body 1 is in a round cake shape and is provided with an upper cover 11 and a bottom cover 12, the upper cover 11 and the bottom cover 12 are connected to form an installation space for a control system and a dust collection box 22 inside, the control system is installed on the front side of the body 1, in order to facilitate the disassembly of the dust collection box 22, the rear side of the body 1 is provided with an installation hole 13 for the dust collection box 22 to enter and exit and to be fixed, the dust collection box 22 is at least provided with a first hole 222 communicated with a dust collection channel 23 and a second hole 223 located at the downstream of an air flow and communicated with a suction source, and the dust exhaust port 221 can be one of the first hole 222 or the second hole 223 or can be a hole independent from the first hole 222 and the second hole 223.

In this embodiment, the body 1 is provided with the cleaning assembly 3, the cleaning assembly 3 includes a front cleaner 31 and a rear cleaner 32, the front cleaner 31 is mounted to the dust suction port 21 or the dust suction passage 23, the front cleaner 31 is used for primarily wiping a surface to be cleaned, the rear cleaner 32 is used for secondary cleaning to remove dust not cleaned by the front cleaner 31, a rear side of the front cleaner 31 is provided with an inclined dust suction guide surface 33, and the rear cleaner 32 is located at a rear side of the dust suction guide surface 33 and outside the air flow path, independently of the dust suction apparatus 2.

Specifically, a first cavity 14 is arranged below the bottom cover 12, a dust suction channel 23 is formed in the inner space of the first cavity 14, a dust suction port 21 is formed in the bottom of the first cavity 14, a third hole 15 communicated with the dust collection box 22 is formed in the upper rear portion of the first cavity, the front cleaner 31 is rotatably installed on the dust suction port 21, a part of the front cleaner 31 is located in the dust suction channel 23, a part of the front cleaner 31 protrudes from the bottom surface of the bottom cover 12 and is convenient to contact with and wipe clean a surface to be cleaned, a second cavity 16 is arranged on the rear side of the first cavity 14, the first cavity 14 and the second cavity 16 are separated by a dust suction guide surface 33, the two cavities are not communicated with each other, the space of the second cavity 16 is smaller than the space of the first cavity 14 due to the effect of dust suction caused by air leakage of the first cavity 14, the rear cleaner 32 is rotatably connected with the second cavity 16, and the rear cleaner 32 can be in contact with the surface to be cleaned together with the front cleaner 31.

Preferably, the rotation axes of the front cleaner 31 and the rear cleaner 32 are parallel to each other, so that the cleaning areas of the two cleaners are similar, and the primary cleaning of the front cleaner 31 and the secondary cleaning of the rear cleaner 32 can be completed when the cleaning robot advances once.

In this embodiment, the front cleaner 31 and the rear cleaner 32 are both configured as rolling brushes, the rolling brushes have the advantages of rotating for cleaning, reducing the resistance between the rolling brushes and the surface to be cleaned, and facilitating the movement of the cleaning robot, and bringing the garbage into the dust collection channel 23 during rotation, the rolling brushes include a rolling shaft 311 and a wiper 312, the rolling shaft 311 is made of rigid material, the wiper 312 is made of flexible material and covers the outer side of the rolling shaft 311, and can rotate synchronously with the rolling shaft 311, the end of the rolling shaft 311 is connected with a driving device 4 for driving the rolling shaft 311 to rotate, the wiper 312 can be deformed by external force during rotation to change the size of the dust collection port 21 or the dust collection channel 23, so that garbage with different sizes can be sucked into the dust collection box 22

Preferably, the diameter of the front cleaner 31 is larger than that of the rear cleaner 32, and the plane of the rotation axis of the front cleaner 31 is higher than that of the rotation axis of the rear cleaner 32, so that when the cleaning robot is horizontally placed or nearly horizontally placed, the front cleaner 31 and the rear cleaner 32 can both wipe the surface to be cleaned, since most of the wiping cleaning of the cleaning robot is performed by the front cleaner 31, increasing the diameter of the front cleaner 31 enlarges the area of the wipe 312, so that the wipe 312 is not easily dirtied, and the cleaning force is stronger, and the rear cleaner 32 is only used for secondary cleaning of watermarks and other garbage of the front cleaner 31, the cleaning task is less, and reducing the diameter of the rear cleaner 32 can reduce the volume, so that the cleaning robot is lighter. In other embodiments, it may be set that the diameter of the front cleaner 31 is the same as that of the rear cleaner 32, or that the diameter of the front cleaner 31 is smaller than that of the rear cleaner 32.

Preferably, the front cleaner 31 and/or the rear cleaner 32 are mounted on the body 1 to be capable of floating up and down, and are suitable for avoiding obstacles and cleaning surfaces to be cleaned with different heights.

In the above embodiment, the dust suction guiding surface 33 includes the first guiding portion 331 and the second guiding portion 332, an included angle is formed between the first guiding portion 331 and the second guiding portion 332, so that the dust suction channel 23 is in a horn shape, the size of the dust suction port 21 is matched with the front cleaner 31, and the third hole 15 is smaller than the size of the dust suction port 21, so that the air flows to the third hole 15 for gathering, the situation that the garbage with insufficient suction force falls back to the surface to be cleaned is avoided, the included angle between the first guiding portion 331 and the second guiding portion 332 is set, the slope of the first guiding portion 331 is reduced, a larger suction force is needed when the large garbage is more for preventing the large garbage from sliding down, and the first guiding portion 331 can play a pre-storage role.

The lower end of the second guiding part 332 is provided with a scraping strip 333 or the second guiding part 332 is composed of the scraping strip 333, the scraping strip 333 is fixedly connected or rotatably connected with the dust collection guiding surface 33, the lower end of the scraping strip 333 protrudes from the bottom surface of the bottom cover 12 and can be contacted with the surface to be cleaned, at least when the cleaning robot moves forwards, the side surface of the cleaning robot is attached to the surface to be cleaned through self deformation or rotation, garbage and water are gathered in front of the scraping strip 333 and are conveniently sucked into the dust collection box 22, and the scraping strip 333 can also improve the sealing degree between the dust collection opening 21 and the surface to be cleaned, so that the suction force is concentrated, and the dust collection effect is better.

In the above embodiment, the driving device 4 includes the first motor 41 and the first decelerator 42, the axis of the output shaft of the first motor 41 is parallel to the rotation axes of the front cleaner 31 and the rear cleaner 32, the first decelerator 42 connects the front cleaner 31 and the rear cleaner 32, and the front cleaner 31 and the rear cleaner 32 can synchronously rotate in the same direction or synchronously rotate in different directions.

Specifically, the first motor 41 is a single-shaft motor, the first reducer 42 is a gear set including a gear box 43 and a plurality of gears engaged with each other, an output shaft of the first motor 41 extends into the gear box 43 and is fixedly connected with one of the gears, the gears located at axial positions of the front cleaner 31 and the rear cleaner 32 are directly or indirectly connected with the corresponding cleaner, and in the embodiment, the gears coaxial with the front cleaner 31 and the rear cleaner 32 are directly and fixedly connected with the corresponding cleaner.

Preferably, the mobile device includes universal wheel 17 and two walking wheels 18, and two walking wheels 18 set up in the both sides of cleaning component 3 to connect second motor and third motor respectively, in this embodiment, universal wheel 17 is not electric drive, only rotates through the connecting rod and connects at the front end or the rear end of body 1.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A self-moving cleaning robot comprising:

the body is provided with a control system and a mobile device controlled by the control system to work;

the dust suction port is positioned at the bottom of the body and is suitable for being close to the surface to be cleaned;

the dust collection box is suitable for collecting the garbage on the surface to be cleaned and is detachably connected to the body or is provided with a dust discharge port which can be opened and closed;

the dust collection channel is communicated with the dust collection port and the dust collection box;

a suction source located downstream of the air flow path and adapted to provide an air flow to collect refuse from a surface to be cleaned into the dust bin;

a cleaning assembly, characterized in that the cleaning assembly comprises a front cleaner and a rear cleaner, the front cleaner is mounted to the dust suction opening or the dust suction channel and is adapted to wipe and clean the surface to be cleaned, a rear side of the front cleaner is provided with an inclined dust suction guide surface, and the rear cleaner is located at a rear side of the dust suction guide surface and outside the air flow path and is adapted to secondarily clean the surface to be cleaned.

2. The self-propelled cleaning robot of claim 1 wherein said front and rear cleaners are each rotatably connected to said body with their axes of rotation parallel.

3. The self-propelled cleaning robot of claim 2, wherein the front cleaner includes a roller and a wiper, the roller end is connected to a drive, the drive drives the roller to rotate, and the wiper is made of a flexible deformable material and adapted to change the size of the suction opening or suction channel when rotated.

4. The self-moving cleaning robot as claimed in claim 3, wherein the dust-collecting guide surface comprises a first guide part and a second guide part, an included angle is formed between the first guide part and the second guide part, so that the dust-collecting channel is horn-shaped and collects the airflow into the dust-collecting box, and a scraping strip is arranged at the lower end of the second guide part and attached to the surface to be cleaned through self deformation or rotation connection.

5. The self-moving cleaning robot as claimed in claim 4, wherein a cavity for installing the rear cleaner is provided at a rear side of the dust suction guide surface, and the cavity is not independently communicated with the dust suction passage.

6. The self-moving cleaning robot as claimed in claim 3, wherein the driving means includes a first motor having an output shaft axis parallel to the rotation axes of the front and rear cleaners and a first decelerator connecting the front and rear cleaners, the front and rear cleaners being rotatable in a same direction or in different directions.

7. The self-propelled cleaning robot of claim 6 wherein the first motor is configured as a single shaft motor and the first reduction gear is configured as a gear train including a gear box and a plurality of intermeshing gears, the output shaft of the first motor extending into the gear box and being fixedly connected to one of the gears, the gears at the axial positions of the front and rear cleaners being directly or indirectly connected to the respective cleaners.

8. The self-propelled cleaning robot of any one of claims 1-7, wherein the front and/or rear cleaners are floatably mounted to the body and adapted to avoid obstacles and clean surfaces of different heights.

9. The self-propelled cleaning robot of claim 8 wherein the diameter of the front cleaner is greater than the diameter of the rear cleaner and the axis of rotation of the front cleaner is higher than the height of the axis of rotation of the rear cleaner such that the front and rear cleaners can simultaneously contact the surface to be cleaned.

10. The self-propelled cleaning robot of claim 8, wherein the moving device comprises a universal wheel and two traveling wheels, the two traveling wheels are disposed on two sides of the cleaning assembly and are respectively connected to the second motor and the third motor, the universal wheel is not electrically driven and is movably connected to the front end or the rear end of the body.