CN218684190U - Cleaning module for cleaning machine and cleaning machine - Google Patents

Abstract

The utility model relates to a cleaning module for a cleaning machine and the cleaning machine, which comprises a bottom shell, wherein the inside of the bottom shell is provided with an air guide channel, the bottom of the bottom shell is provided with a sewage suction port, and the bottom shell is provided with an air outlet; the rolling brush can be rotatably arranged in the air guide channel and comprises a rotating shaft extending along the left-right direction and a first brush strip arranged on the peripheral wall of the rotating shaft; the first brush strip comprises a fixed strip arranged on the outer wall of the rotating shaft and a movable strip which can be rotatably arranged on the side edge of the fixed strip far away from the rotating shaft, and a gap is reserved between the movable strip and the inner wall of the air guide channel in a natural state; when the rolling brush is in a rotating state, the movable strip moves outwards relative to the fixed strip so as to enable the first brush strip to be in an unfolded state, and the movable strip can be in contact with the inner wall of the air guide channel. When the first brush strip is in an unfolded state, the movable strip cleans the inner wall of the air guide channel, and self-cleaning of the inner wall of the air guide channel is achieved.

Description

Cleaning module for cleaning machine and cleaning machine

Technical Field

The utility model belongs to family's washing, clean the field, concretely relates to a clean module and cleaner for cleaner.

Background

The cleaning machine is a floor washing machine, a dust collector or a floor sweeping machine, and the cleaning machine sucks a mixture of dust mixed with water vapor on the floor and the like into a storage cavity of the cleaning machine.

The patent number of the prior cleaning machine, such as Chinese utility model patent 'a firm rolling brush device and sweeping robot' is CN2020202458859. X (the publication number is CN 212066626U), discloses a firm rolling brush device which comprises a fixed seat and a cover body, wherein the bottom of the firm rolling brush device is provided with a containing cavity with an opening; the driving assembly comprises a driving motor and a roll shaft, the driving motor is fixed outside the fixed seat and is in transmission connection with the roll shaft through a synchronous belt, the roll shaft is rotatably arranged in the accommodating cavity, and a plurality of bulges are arranged on the circumferential outer surface between the two ends of the roll shaft; the round brush main part, it cup joints the roller, the lid can dismantle connect in the opening one side of fixing base, specifically, the lid adopts the mode of screw to connect in the opening one side of fixing base for the lid closes the bearing. The air outlet of the rolling brush device in the above patent is arranged at the central position, and has the following defects:

1. after long-term use, the inner wall of the cavity (air guide channel) is easy to accumulate dirt, and the flowing speed of fluid is influenced;

2. when the sweeper works, dust entering the containing cavity through the dust suction port is easy to be taken away by the roller brush directly and cannot enter the air exhaust port, and the dust exhaust efficiency is reduced.

3. When the corner positions of the ground, the wall or the furniture are cleaned, dust at the corners is not easy to be sucked into the rolling brush device, and the cleaning efficiency is low.

Accordingly, further improvements in existing cleaning modules and machines are needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first technical problem that will solve is to above-mentioned prior art's current situation, provides one kind and can carry out clear clean module that is used for the cleaning machine to the inner wall of wind-guiding passageway.

The second technical problem to be solved by the present invention is to provide a cleaning module for separating and storing garbage from the brush head to improve the dust removing capability.

The utility model aims to solve the third technical problem that, a fluid flow speed through changing the air outlet left and right sides is in order to reach the convenience and strengthen the clean module of purpose to key region.

The fourth technical problem to be solved of the present invention is to provide a cleaning machine with the above cleaning module.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a cleaning module for a cleaning machine, comprising:

the bottom shell is internally provided with an air guide channel extending along the left-right direction, the bottom of the bottom shell is provided with a dirt suction port with a downward opening and communicated with the air guide channel, and the bottom shell is provided with an air outlet communicated with the air guide channel in a fluid manner;

the rolling brush can be rotatably arranged in the air guide channel, comprises a rotating shaft extending along the left-right direction and a first brush strip arranged on the outer peripheral wall of the rotating shaft and is used for cleaning the surface to be cleaned;

the method is characterized in that: the first brush strip comprises a fixed strip arranged on the outer wall of the rotating shaft and a movable strip which can be rotatably arranged on the side edge of the fixed strip far away from the rotating shaft, and a gap is reserved between the movable strip and the inner wall of the air guide channel in a natural state; when the rolling brush is in a rotating state, the movable strip moves outwards relative to the fixed strip so as to enable the first brush strip to be in an unfolded state, and the movable strip can be in contact with the inner wall of the air guide channel.

In order to ensure that the rolling brush cleans cleanly and thoroughly, be provided with the second brush strip that can treat the clean surface and clean on the outer wall of pivot, second brush strip and first brush strip along the circumference interval arrangement of pivot, first brush strip along the width of pivot radial direction is greater than the second brush strip along the width of pivot radial direction. Therefore, the brush strips with different widths are beneficial to the rolling brush to clean the ground more thoroughly.

In order to further ensure the cleaning of the rolling brush, the width of the fixing strip along the radial direction of the rotating shaft is larger than that of the second brush strip along the radial direction of the rotating shaft.

Preferably, first brush strip and second brush strip all are the V-arrangement, and along the length direction of pivot is including two brush sections in proper order, two the brush section all along the length direction of pivot extends.

Preferably, an included angle formed between the two brush segments of the first brush bar is consistent with an included angle formed between the two brush segments of the second brush bar.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the bottom shell is internally provided with Rong Chenshi behind the air guide channel, the dust containing chamber extends along the left-right direction, is located along the fluid flowing direction and is located at the downstream of the air guide channel, the air outlet is formed in a wall plate of the dust containing chamber, and the longitudinal section area of the dust containing chamber is gradually reduced along the fluid flowing direction.

The mode that the vertical cross-sectional area of realizing holding dirt room reduces along fluid flow direction gradually has the multiple, can adopt the form of top wallboard and the slope mode of diapire board, can adopt the form of controlling two wallboard slopes, but preferably, the back wallboard of holding dirt room includes from left to right arranged first hang plate and second hang plate, first hang plate inclines backward from left to right gradually, the second hang plate inclines backward from right to left gradually, the air outlet is located between first hang plate and the second hang plate, the contained angle that first hang plate and second hang plate become with the contained angle that becomes between two brush sections of first brush strip is unanimous. So, hold indoor rubbish of dirt and sewage and assemble the back, because the longitudinal section area of holding the dirt room reduces gradually, increased fluidic velocity of flow for rubbish and sewage discharge through the air outlet fast.

Preferably, the included angle α formed by the first inclined plate and the second inclined plate is 160 ° < α < 185 °.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: the air outlet is located in a left area or a right area deviated from the center of the dust holding chamber, the dirt suction port is provided with a local area located in the left area or the right area of the bottom shell, and the local area and the air outlet are arranged on the same side. At the moment, on one hand, the use limit of the sewage suction ports is greatly increased, and even if the sewage suction ports on the side where the air outlet is located are provided with only small openings, the sewage suction ports can achieve the same sewage suction effect as the sewage suction ports on the other side due to the increase of the flow speed under the condition that some sewage suction ports are covered and can not completely supply air; on the other hand, when the sewage suction port is normally used, because the fluid flow speeds on the left side and the right side of the air outlet are different, the air suction force of the air outlet on the side to which the air outlet is inclined is enhanced, the purpose of locally enhancing sewage suction is realized, and the sewage suction efficiency is improved.

In order to scrape the rolling brush and throttle sewage and garbage, the dust collection device further comprises a scraping plate for scraping the rolling brush, wherein the scraping plate extends along the length direction of the rotating shaft and is at least partially positioned in the dust containing chamber. The scraper can block the sewage and garbage from flowing downwards.

In order to ensure that the garbage and dirt picked up in the air inlet channel are more reliably discharged through the air outlet, the scraper blade is arranged at the top edge of the air outlet. So, the existence of scraper blade, the rubbish of the cleaning piece to the round brush of the side scrapes, and on the other hand blocks rubbish and sewage to air outlet department to make rubbish and sewage discharge from the air outlet, improved rubbish discharge efficiency.

Preferably, the first brush strip is provided with a notch at the outer side edge far away from the rotating shaft.

Further preferably, the notch is partially located on the fixing strip.

In order to scrape and take the garbage and the stain on the ground to be cleaned and suck the garbage and the stain into the air guide channel through the stain suction port, the cleaning device further comprises a scraping strip which is locally positioned in the air guide channel and is positioned below the air outlet, the scraping strip extends along the length direction of the roller shaft and is positioned behind the rolling brush, and the lower part of the scraping strip is positioned below the stain suction port.

Preferably, the scraping strip is provided with an inclined section which inclines forwards from top to bottom, the rear side wall of the inclined section is provided with a groove which extends along the length direction of the inclined section, and the groove is positioned below the dirt suction port. When the cleaner moves forwards, the friction force is generated through the interference magnitude of the scraping strip and the ground, so that the bottom of the scraping strip inclines backwards by taking the groove as the center, and the inclined part of the scraping strip is contacted with the ground, thereby improving the effects of water scraping and dust removing.

In order to improve the cleaning capability, a convex strip extending along the length direction of the inclined section is convexly arranged at the position, adjacent to the bottom, of the front side wall of the inclined section, and the convex strip is positioned below the groove. When the cleaner advances, the sand grip is more compact with ground laminating ground, has further improved the effect of scraping water and removing dust.

The utility model provides a technical scheme that above-mentioned fourth technical problem adopted does: a cleaning machine with the cleaning module is characterized in that: the air cleaner also comprises an organic body and a separation module used for separating at least dust and air, wherein the bottom of the organic body is provided with a containing space with an open bottom for installing the cleaning module, and the separation module is arranged on the organic body and is positioned at the downstream of the cleaning module along a fluid flow path.

The cleaning machine may be a floor washer or a floor sweeper, but preferably the cleaning machine is a floor sweeper.

Compared with the prior art, the utility model has the advantages of: the first brush strip on the round brush has the activity strip in this cleaning module, under natural state, leave the clearance between the inner wall of activity strip and wind-guiding passageway, under the round brush is in the rotating-state, the relative fixed strip of activity outwards moves so that first brush strip is in the state of expansion, and this activity strip can contact with the inner wall of wind-guiding passageway, under first brush strip is in the state of expansion, increase the width of first brush strip along the radial direction of pivot, at this moment, the activity strip cleans the inner wall of wind-guiding passageway, the automatically cleaning of wind-guiding passageway inner wall has been realized.

Drawings

Fig. 1 is a schematic structural view of the sweeper of the present embodiment;

FIG. 2 is a cross-sectional view of a portion of the structure of the cleaning module of FIG. 1 with both the brush bar and the wiper bar in a natural state;

FIG. 3 is a cross-sectional view of a portion of the structure of the cleaning module of FIG. 1 with the brush bar in an expanded state;

FIG. 4 is a cross-sectional view of the cleaning module of FIG. 1 with the brush bar in its natural state and the wiper bar bent back;

FIG. 5 is a left side view of the roll brush with the brush bar in a natural state;

FIG. 6 is a left side view of the roll brush with the brush bar in an unfolded state;

FIG. 7 is a schematic structural view of a cleaning module;

FIG. 8 is a cross-sectional view of FIG. 7;

FIG. 9 is a schematic view of the structure of the roller brush;

FIG. 10 is a schematic structural view of a brush bar in a natural state in a rolling brush;

fig. 11 is a schematic structural view of a brush bar in a rolling brush in an unfolded state.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 11, the cleaning machine of the present embodiment is a sweeper. The aforementioned cleaning machine includes a cleaning module 01, a body 4, a side brush 5, a fan (not shown), and a separation module for separating at least dust and air. The following examples are presented with the forward direction of the cleaning machine.

The separation module 6 is disposed on the housing 4 and includes a housing having a storage cavity therein, the housing having a circular or oval cross-section and an inlet communicating with the storage cavity, the inlet being in fluid communication with the outlet 110 of the cleaning module 01 along a fluid flow path. Along the fluid flow path, the separation module is located downstream of the cleaning module 01 and upstream of the fan. Under the action of the fan, negative pressure is formed in the cleaning module 01 and the separation module, so that garbage such as dust, water, particles and the like is sucked into the cleaning module 01 through a dirt suction port of the cleaning module 01, then gas separated by the separation module is discharged, and the separated sewage is stored in a cavity of the separation module. The separation module adopts a structure in the prior art, and details are not repeated in this embodiment.

The cleaning module of the present embodiment includes a bottom case 1, a roll brush 2, and a wiper strip 14. Specifically, the bottom case 1 has an air guide passage 10 and a dust holding chamber 11 located behind the air guide passage 10, and both the dust holding chamber 11 and the air guide passage 10 extend in the left-right direction. The longitudinal cross-sectional area of the dust chamber 11 is gradually reduced along the fluid flowing direction at the downstream of the air guiding channel 10, the air outlet 110 is opened on the rear wall plate of the dust chamber 11, the air outlet 110 is arranged in the left side area or the right side area deviated from the center of the dust chamber 11, the dirt suction port 101 has a partial area located in the left side area or the right side area of the bottom shell 1, and the partial area is arranged at the same side as the air outlet 110. In this embodiment, the air outlet 110 is located behind the rolling brush 2 and at the right side area of the dust chamber 11, and the whole opening of the bottom case 1 is formed with the above-mentioned dirt suction port 101. On one hand, the use limit of the sewage suction port is greatly increased, and even if the sewage suction port on the side of the air outlet is provided with a small opening, the sewage suction port on the other side can achieve the same sewage suction effect as the sewage suction port on the other side due to the increase of the flow speed under the condition that some sewage suction ports are covered and air can not be completely supplied; on the other hand, when the sewage suction port is normally used, because the fluid flow speeds on the left side and the right side of the air outlet are different, the air suction force of the air outlet on the side to which the air outlet is inclined is enhanced, the purpose of locally enhancing sewage suction is realized, and the sewage suction efficiency is improved. The suction port 101 is opened downward and communicates with the air guide duct 10, and the suction port 101 is located upstream of the air outlet 110 along the fluid flow path.

In this embodiment, the air outlet 110 is disposed adjacent to the right end of the dust holding chamber 11 and behind the rolling brush 2. Specifically, the rear wall panel of the dust holding chamber 11 includes a first inclined panel 111 and a second inclined panel 112 arranged from left to right, the first inclined panel 111 is gradually inclined from left to right and inclined from right to left, the second inclined panel 112 is gradually inclined from right to left and inclined from right to left, the air outlet 110 is located between the first inclined panel 111 and the second inclined panel 112, and an included angle formed by the first inclined panel 111 and the second inclined panel 112 is α,160 ° < α < 185 °, and preferably, the included angle α is 175 °.

As shown in fig. 1, the side brush 5 is disposed at the bottom of the body 4 in front of the cleaning module 01. Specifically, the side brush 5 is located at a second end of the air guiding channel 10 adjacent to the air outlet 110, that is, the side brush 5 is located at the right side of the air guiding channel 10.

As shown in fig. 9 to 11, the rolling brush 2 is rotatably disposed in the air guide channel 10 for cleaning a surface to be cleaned, and includes a rotating shaft 21 extending along a left-right direction, and a first brush bar 22 and a second brush bar 23 disposed on an outer peripheral wall of the rotating shaft 21, the second brush bar 23 and the first brush bar 22 are circumferentially spaced along the rotating shaft 21, the first brush bar 22 and the second brush bar 23 are both V-shaped, and sequentially include two brush segments 200 along a length direction of the rotating shaft 21, the two brush segments 200 extend along the length direction of the rotating shaft 21, and an included angle formed between the two brush segments 200 of the first brush bar 22 is consistent with an included angle formed between the two brush segments 200 of the second brush bar 23.

The first brush strip 22 includes a fixed strip 220 disposed on the outer wall of the rotating shaft 21 and a movable strip 221 rotatably disposed on the side edge of the fixed strip 220 far from the rotating shaft 21, as shown in fig. 2 and 4, in a natural state, a gap 8 is left between the movable strip 221 and the inner wall of the air guiding channel 10; as shown in fig. 3, in the rotating state of the roll brush 2, the movable bar 221 moves outward relative to the fixed bar 220 to make the first brush bar 22 in the unfolded state, and the movable bar 221 can contact with the inner wall of the air guide passage 10. In addition, the width of the first brush bar 22 in the radial direction of the rotation shaft 21 is larger than the width of the second brush bar 23 in the radial direction of the rotation shaft 21. Specifically, the width of the fixing bar 220 in the radial direction of the rotation shaft 21 is larger than the width of the second brush bar 23 in the radial direction of the rotation shaft 21. The outer side edge of the first brush strip 22 away from the rotating shaft 21 is provided with a notch 222, and the notch 222 is partially located on the fixing strip 220. The cooperation of first brush strip 22 and second brush strip 23 makes its middle zone form little semi-enclosed cavity with the drain pan, and granule and hydroenergy in the cavity are taken away by higher wind speed in time and are discharged from the air outlet. The presence of the gap ensures the ingress of air when the first brush bar 22, second brush bar 23 and base are sealed.

In order to scrape the roller brush and throttle sewage and garbage, a scraping plate 13 for scraping the roller brush 2 is arranged on the inner side of the rear wall plate of the dust containing chamber 11, and the shape of the scraping plate 13 is consistent with that of the rear wall plate of the dust containing chamber 11 and is partially positioned in the dust containing chamber 11. In order to more reliably discharge the garbage and dirt picked up into the air intake passage through the air outlet, the scraper 13 extends in the left-right direction and is located downstream of the air outlet 110 along the rotation path of the roller brush 2. Specifically, the scraper 13 is installed at the top edge of the air outlet 110. So, the existence of scraper blade, the side scrapes the rubbish of the cleaning piece of round brush, and on the other hand blocks rubbish and sewage to air outlet department to make rubbish and sewage discharge from the air outlet, improved rubbish discharge efficiency.

In order to scrape and take the garbage and the dirt on the ground to be cleaned and suck the garbage and the dirt into the air guide channel through the dirt suction port, the scraping strip 14 is partially positioned in the air guide channel 10 and is positioned below the air outlet 110, the scraping strip 14 extends along the length direction of the roller shaft and is positioned behind the rolling brush 2, and the lower part of the scraping strip 14 is positioned below the dirt suction port 101. Specifically, the scraper bar 14 has an inclined section 141 which is inclined forward gradually from top to bottom, a groove 1411 extending along the length direction of the inclined section 141 is formed in the rear side wall of the inclined section 141, the groove 1411 is located below the dirt suction port 101, a protruding strip 1412 extending along the length direction of the inclined section 141 is protruded at a position, adjacent to the bottom, of the front side wall of the inclined section 141, and the protruding strip 1412 is located below the groove 1411. The wiper strip is in a natural state, as shown in particular in fig. 2. When the cleaning machine moves forwards, friction force is generated through interference magnitude of the scraping strip and the ground A, so that the bottom of the scraping strip inclines backwards by taking the groove as the center, and the raised lines on the inclined scraping strip are attached to the ground A more tightly, so that the lower part of the scraping strip is in a backward bending state, and particularly, as shown in fig. 3, the water scraping and dust removing effects are improved.

Terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like, are used in the specification and claims of the present invention to describe various example structural parts and elements of the present invention, but these terms are used herein only for convenience of description and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) in a unified manner, i.e., a fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (17)

1. A cleaning module for a cleaning machine, comprising:

the air conditioner comprises a bottom shell (1), wherein an air guide channel (10) extending along the left-right direction is formed in the bottom of the bottom shell (1), a dirt suction port (101) with a downward opening and communicated with the air guide channel (10) is formed in the bottom of the bottom shell (1), and an air outlet (110) communicated with the air guide channel (10) in a fluid mode is formed in the bottom shell (1);

the rolling brush (2) is rotatably arranged in the air guide channel (10), comprises a rotating shaft (21) extending along the left-right direction and a first brush strip (22) arranged on the outer peripheral wall of the rotating shaft (21) and is used for cleaning the surface to be cleaned;

the method is characterized in that: the first brush strip (22) comprises a fixed strip (220) arranged on the outer wall of the rotating shaft (21) and a movable strip (221) which can be rotatably arranged on the side edge of the fixed strip (220) far away from the rotating shaft (21), and a gap (8) is reserved between the movable strip (221) and the inner wall of the air guide channel (10) in a natural state; when the rolling brush (2) is in a rotating state, the movable strip (221) moves outwards relative to the fixed strip (220) so that the first brush strip (22) is in an unfolded state, and the movable strip (221) can be in contact with the inner wall of the air guide channel (10).

2. The cleaning module of claim 1, wherein: be provided with on the outer wall of pivot (21) and treat that the clean surface cleans second brush strip (23), second brush strip (23) and first brush strip (22) along the circumference interval arrangement of pivot (21), first brush strip (22) are along pivot (21) radial direction's width is greater than second brush strip (23) are along pivot (21) radial direction's width.

3. The cleaning module of claim 2, wherein: the width of the fixed strip (220) along the radial direction of the rotating shaft (21) is larger than the width of the second brush strip (23) along the radial direction of the rotating shaft (21).

4. The cleaning module of claim 2, wherein: first brush strip (22) and second brush strip (23) all are the V-arrangement, and along the length direction of pivot (21) is including two brush sections (200) in proper order, two brush section (200) all follow the length direction of pivot (21) extends.

5. The cleaning module of claim 4, wherein: an included angle formed between the two brush sections (200) of the first brush strip (22) is consistent with an included angle formed between the two brush sections (200) of the second brush strip (23).

6. The cleaning module of claim 4, wherein: the bottom shell (1) is internally provided with Rong Chenshi (11) behind the air guide channel (10), the Rong Chenshi (11) extends along the left-right direction, is along the fluid flow direction and is located at the downstream of the air guide channel (10), the air outlet (110) is arranged on a wall plate of the Rong Chenshi (11), and the longitudinal cross-sectional area of Rong Chenshi (11) is gradually reduced along the fluid flow direction.

7. The cleaning module of claim 6, wherein: the rear wall plate Rong Chenshi (11) comprises a first inclined plate (111) and a second inclined plate (112) which are arranged from left to right, the first inclined plate (111) is gradually inclined backwards from left to right, the second inclined plate (112) is gradually inclined backwards from right to left, the air outlet (110) is located between the first inclined plate (111) and the second inclined plate (112), and an included angle formed by the first inclined plate (111) and the second inclined plate (112) is consistent with an included angle formed between two brush sections of the first brush strip (22).

8. The cleaning module of claim 7, wherein: the included angle alpha formed by the first inclined plate (111) and the second inclined plate (112) is 160 degrees < alpha < 185 degrees.

9. The cleaning module of claim 6, wherein: the air outlet (110) is located in a left area or a right area deviated from the center of the Rong Chenshi (11), a local area of the dirt suction port (101) is located in the left area or the right area of the bottom shell (1), and the local area and the air outlet (110) are arranged on the same side.

10. The cleaning module of claim 6, wherein: the scraper blade (13) is used for scraping the roller brush (2), the scraper blade (13) extends along the length direction of the rotating shaft (21) and is at least partially positioned in the Rong Chenshi (11), and the scraper blade (13) is installed at the top edge of the air outlet (110).

11. The cleaning module of claim 1, wherein: the outer side edge of the first brush strip (22) far away from the rotating shaft (21) is provided with a notch (222).

12. The cleaning module of claim 11, wherein: the notch (222) is partially located on the fixing strip (220).

13. The cleaning module of claim 1, wherein: the air guide device is characterized by further comprising a scraping strip (14) which is partially positioned in the air guide channel (10) and positioned below the air outlet (110), wherein the scraping strip (14) extends along the length direction of the rotating shaft (21) and is positioned behind the rolling brush (2), and the lower part of the scraping strip (14) is positioned below the dirt suction port (101).

14. The cleaning module of claim 13, wherein: the scraping strip (14) is provided with an inclined section (141) which inclines forwards from top to bottom gradually, a groove (1411) which extends along the length direction of the inclined section (141) is formed in the rear side wall of the inclined section (141), and the groove (1411) is positioned below the sewage suction port (101).

15. The cleaning module of claim 14, wherein: a convex strip (1412) extending along the length direction of the inclined section (141) is convexly arranged at the position, adjacent to the bottom, of the front side wall of the inclined section (141), and the convex strip (1412) is positioned below the groove (1411).

16. A cleaning machine having a cleaning module as claimed in any one of claims 1 to 15, characterized in that: the cleaning device also comprises an organism (4) and a separation module used for at least separating dust and air, wherein the bottom of the organism (4) is provided with a containing space with an open bottom for installing the cleaning module (01), and the separation module is arranged on the organism (4) and is positioned at the downstream of the cleaning module (01) along a fluid flow path.

17. The cleaning machine of claim 16, wherein: the cleaning machine is a sweeper.

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