CN219397134U - 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, wherein the cleaning module for the cleaning machine comprises a shell, a cavity is arranged in the shell, and an air outlet which is in fluid communication with the cavity is formed; the rolling brush is rotatably arranged in the cavity and comprises a roll shaft extending along the left-right direction and brush strips arranged on the peripheral wall of the roll shaft; the brush bar extends along the length direction of the roller shaft, and the part of the brush bar away from the roller shaft is a flexible cleaning part and is configured to be contacted with the wall surface of the chamber when the rolling brush rotates. The part of the brush strip, which is far away from the roll shaft, is a flexible cleaning part, and the flexible cleaning part of the brush strip is contacted with the wall surface of the chamber in the rolling brush rotating process, so that the wall surface of the chamber is scraped and cleaned, the cleaning and tidying of the wall surface of the chamber are guaranteed, and a good cleaning effect is achieved.

Description

Cleaning module for cleaning machine and cleaning machine

Technical Field

The utility model belongs to the field of household washing and cleaning, and particularly relates to a cleaning module for a cleaning machine and the cleaning machine.

Background

The cleaner is a floor cleaner, a dust collector or a sweeper, and sucks the mixture of dust and the like mixed with water vapor on the floor into a storage cavity of the cleaner.

The current cleaning machine, such as a firm rolling brush device and a sweeping robot, the patent number of which is CN202020245859.X (the authorized bulletin number is CN 212066626U), discloses a firm rolling brush device which comprises a fixed seat and a cover body, and 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 fixing seat, the driving motor is in transmission connection with the roll shaft through a synchronous belt, the roll shaft is rotatably arranged in the containing cavity, and a plurality of protrusions are arranged on the circumferential outer surface between two ends of the roll shaft; the rolling brush main body is sleeved with the roller shaft, the cover body is detachably connected to one side of the opening of the fixing seat, and particularly, the cover body is connected to one side of the opening of the fixing seat in a screw mode and is used for covering the bearing. The rolling brush main body in the rolling brush module in the patent adopts a mode that a plurality of brush columns are arranged at intervals along the length direction of the roll shaft, hairs are easy to enter between two adjacent brush columns and are wound on the roll shaft, and in the rotating process of the rolling brush, garbage can move towards the inner wall direction of the containing cavity (cavity), so that dirt is accumulated on the inner wall of the containing cavity, and the flowing speed of fluid is influenced.

Accordingly, there is a need for further improvements to existing cleaning modules (roller brush arrangements).

Disclosure of Invention

The first technical problem to be solved by the present utility model is to provide a cleaning module for a cleaning machine, which can clean the inner wall of a chamber where a rolling brush is located, aiming at the current state of the art.

The second technical problem to be solved by the utility model is to provide a cleaning machine with the cleaning module.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a cleaning module for a cleaning machine, comprising:

a housing having a chamber extending in a left-right direction and having an open bottom, and having an air outlet opening in fluid communication with the chamber;

the rolling brush is used for cleaning the surface to be cleaned, can be rotatably arranged in the cavity, and comprises a roll shaft extending along the left-right direction and brush strips arranged on the peripheral wall of the roll shaft;

the method is characterized in that: the brush bar extends along the length direction of the roller shaft, and the part of the brush bar away from the roller shaft is a flexible cleaning part and is configured to be contacted with the wall surface of the chamber when the rolling brush rotates.

The part of the brush strip, which is far away from the roll shaft, is a flexible cleaning part, and the flexible cleaning part of the brush strip is contacted with the wall surface of the chamber in the rolling brush rotating process, so that the wall surface of the chamber is scraped and cleaned, the cleaning and tidying of the wall surface of the chamber are guaranteed, and a good cleaning effect is achieved.

One of the flexible cleaning part designs: the brush strip sequentially comprises a first brush section and a second brush section from inside to outside along the radial direction of the roll shaft, the second brush section is the flexible cleaning part, and the second brush section is in a state capable of forming an obtuse angle or a right angle with the first brush section. The surface of the second brush section facing the wall surface of the chamber is contacted with the wall surface of the chamber, so that the contact area of the second brush section to the wall surface of the chamber is increased, the wall surface of the chamber is reliably cleaned, and a good cleaning effect is achieved.

In order to improve the garbage pickup capacity of the surface to be cleaned, the surface of the second brush section, which faces away from the roller shaft, is convexly provided with a convex part.

The second design form of the flexible cleaning part is as follows: the flexible cleaning part is the outer side wall of the brush strip far away from the roll shaft.

In order to increase the friction force with the surface to be cleaned, the surface of the second brush section, which is away from the roll shaft, is convexly provided with a convex strip extending along the length direction of the second brush section.

In order to reduce the winding of hair, at least two convex strips are arranged on each second brush section at intervals along the width direction of the second brush section. The brush bar is in a bent state, and the second brush section can deform when the surface to be cleaned or the wall surface of the cavity is contacted, so that the risk of hair winding is reduced.

The brush bar may be in the form of a spiral, a straight bar extending along the length direction of the roll shaft, or a brush column extending along the radial direction of the roll shaft, but preferably, the brush bar is spirally wound on the roll shaft along the length direction of the roll brush.

In order to improve the cleaning ability of the cleaning surface, the brush bars are arranged at intervals along the circumferential direction of the roller shaft.

In order to scrape sewage and stains on the ground to be cleaned better, the garbage is prevented from moving backwards to the rear of the dirt sucking opening, a flexible scraping strip extending along the left-right direction is arranged at the rear edge of the bottom opening of the shell, the flexible scraping strip is gradually inclined forwards from top to bottom, and the side edges of the periphery of the opening except the rear edge and the front edge of the flexible scraping strip are enclosed together to form the dirt sucking opening.

In order to facilitate the installation of the flexible scraping strip, the shell comprises a bottom shell and a frame which is annular and is installed on the periphery of the bottom shell, the opening is formed by surrounding the inner annular wall of the frame, and the flexible scraping strip is installed on the front surface of the wall plate behind the frame or on the bottom edge.

One of the mounting forms of the flexible scraping strip is as follows: the upper wall surface of the flexible scraping strip is provided with a mounting groove into which the bottom edge of the wallboard behind the frame is inserted.

And the second mounting mode of the flexible scraping strip is as follows: the front surface of the wall plate behind the frame is provided with an extension strip which is gradually inclined forwards from top to bottom, and the rear part of the flexible scraping strip is provided with a slot for the extension strip to be inserted into.

In order to avoid the situation in which the flexible blade is folded back during forward travel of the cleaning machine, the bottom of the rear surface of the flexible blade is arranged in contact with the floor surface to be cleaned. Thus, when the cleaner walks forwards, the flexible scraping strip always keeps a state of shoveling forwards.

In order to avoid the movement of the garbage to the front side of the air outlet in the rotating process of the rolling brush, the inner peripheral wall of the shell is provided with a scraping plate extending inwards at a position above the air outlet, and the scraping plate extends along the length direction of the roller shaft. The scraper blocks the garbage moving to the air outlet and is directly discharged through the air outlet.

In order to avoid the occurrence of cleaning dead angles at the corners of the scraping plate and the wall surface of the cavity due to the existence of the scraping plate, the cross section of the side wall of the scraping plate is basically L-shaped, and the scraper comprises an arc-shaped section gradually inclining towards the direction of the rolling brush from top to bottom along the circumferential direction of the rolling brush and a connecting section connected with the bottom end of the arc-shaped section, and the arc-shaped section is in smooth transition connection with the connecting section. So, the round brush is at the rotation in-process, and the brush strip can contact with the arc section better to clear up the arc section better, be favorable to guaranteeing the clean and tidy of the whole wall of cavity.

Preferably, the brush bar is a flexible member capable of deforming.

The first brush piece and the second brush piece are arranged in opposite rotation directions, garbage can be collected at the contact position of the first brush piece and the second brush piece in the rolling brush rotation process, the brush strip comprises the first brush piece and the second brush piece which are sequentially arranged along the axial direction of the roll shaft and are connected, the first brush piece and the second brush piece respectively spirally surround the peripheral wall of the roll shaft along the axial direction of the roll shaft, and the rotation directions of the first brush piece and the second brush piece are opposite.

In order to improve the cleaning capability, at least two brush strips are arranged at intervals along the circumferential direction of the roller shaft.

Preferably, the brush strips are uniformly arranged, and the number of the brush strips is two or four.

The utility model solves the second technical problem by adopting the technical proposal that: a cleaning machine having the cleaning module, characterized in that: the device also comprises a fan and a separation module for separating at least dust and air, wherein the separation module is positioned between the air outlet and the fan and is positioned at the downstream of the air outlet along the fluid flow path.

The cleaning machine is a sweeper, a hand-held scrubber or a hand-held cleaner, but preferably the cleaning machine is a sweeper or scrubber.

Compared with the prior art, the utility model has the advantages that: the part of the brush strip of this cleaning module, which is far away from the roll shaft, is the flexible cleaning part, and in the rolling brush rotating process, the brush strip is in the chamber, and the flexible cleaning part is contacted with the wall surface of the chamber, thereby scraping and cleaning the wall surface of the chamber, being beneficial to ensuring the clean and tidy wall surface of the chamber, and obtaining better cleaning effect. In addition, when the brush bar rotates to be in contact with the surface to be cleaned, the flexible cleaning part cleans the surface to be cleaned due to interference between the brush bar and the surface to be cleaned, so that the cleaning effect on the ground is improved.

Drawings

Fig. 1 is a schematic view of the structure of a cleaning module removing frame of embodiment 1;

fig. 2 is a cross-sectional view of the cleaning module of the present embodiment 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an enlarged schematic view of the portion I in FIG. 3;

fig. 5 is a cross-sectional view of the cleaning module of the present embodiment 2;

fig. 6 is a schematic view of the structure of the rolling brush of embodiment 3;

fig. 7 is a schematic view of another angle of fig. 6.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Example 1:

as shown in fig. 1 to 4, the 1 st preferred embodiment of the present utility model.

The cleaning machine of the present embodiment is a sweeper (not shown). The aforementioned sweeper includes a cleaning module, a fan (not shown) and a separation module (not shown) for separating at least dust and air, and the separation module is located along the fluid flow path between the air outlet 102 of the cleaning module and the fan and downstream of the air outlet 102. The above-mentioned separation module may adopt any structure in the prior art, and detailed description thereof will be omitted in this embodiment. The following is preceded by the travel direction of the sweeper.

As shown in fig. 1 to 3, the cleaning module of the present embodiment includes a housing 1, a roller brush 2, and a flexible wiper strip 12. The interior of the housing 1 has a chamber 10 extending in the left-right direction and having an opening 100 at the bottom, and the housing 1 is provided with an air outlet 102 in fluid communication with the chamber 10. Specifically, the housing 1 includes a bottom case 1a and a frame 1b having a ring shape and mounted on the bottom periphery of the bottom case 1a, and the bottom opening 100 is formed by surrounding an inner circumferential wall of the frame 1 b. In order to scrape sewage and dirt on the floor to be cleaned better while blocking the rearward movement of the waste to the rear of the dirt suction port 101, a flexible scraper bar 12 extending in the left-right direction is mounted on the rear edge of the bottom opening of the housing 1, specifically, the flexible scraper bar 12 is mounted on the front surface of the rear wall plate of the frame 1b and gradually slopes forward from top to bottom, the side edges of the peripheral edge of the bottom opening 100 except the rear edge and the front edge of the flexible scraper bar 12 are jointly enclosed to form a dirt suction port 101 for the entry of the waste, and the dirt suction port 101 is communicated with the chamber 10 and is located upstream of the air outlet 102 along the fluid flow path. Furthermore, the bottom of the rear surface of the flexible blade 12 is arranged to be in contact with the floor surface to be cleaned. In this way, the flexible blade 12 is prevented from being folded back when the sweeper travels forward, thereby maintaining a state of shoveling the ground forward. In order to achieve a reliable mounting of the flexible wiper strip, the upper wall surface of the flexible wiper strip 12 is provided with a mounting groove 122 into which the bottom edge of the rear wall plate 1b2 of the frame 1b is inserted.

The roller brush 2 is used for sweeping a surface to be cleaned and is rotatably provided in the chamber 10. The roller brush 2 includes a roller shaft 21 extending in the left-right direction and brush strips 22 provided on the outer peripheral wall of the roller shaft 21. Specifically, the brush bar 22 is spirally wound on the roller shaft 21 along the length direction of the roll brush 2, and is a flexible member capable of being deformed. In order to improve the cleaning ability to the floor, in the present embodiment, the brush bars 22 are plural and arranged at intervals along the circumferential direction of the roller shaft 21. In this embodiment, there are four brush strips 22, and each brush strip 22 has the same structure, and one brush strip 22 will be described as an example. The brush bar 22 includes a first sub-brush 22a and a second sub-brush 22b which are sequentially arranged and connected in the axial direction of the roller shaft 21, and the first sub-brush 22a and the second sub-brush 22b are respectively spirally wound on the outer peripheral wall of the roller shaft 21 in the axial direction of the roller shaft 21, and the rotation directions of the two sub-brushes are opposite.

In addition, in order to keep the wall surface of the chamber 10 clean, the brush bar 22 extends along the length direction of the roller shaft 21, and a portion of the brush bar 22 away from the roller shaft 21 is a flexible cleaning portion and is configured to be able to contact with the inner wall surface of the chamber 10 when the roller brush 2 rotates. Specifically, the brush bar 22 includes, in order from inside to outside along the radial direction of the roller shaft 21, a first brush segment 221 and a second brush segment 222, where the second brush segment 222 is the aforementioned flexible cleaning portion, and the second brush segment 222 has an obtuse angle or a right angle with the first brush segment 221.

In order to prevent dust from being carried to the front side during rotation of the roller brush, the inner peripheral wall of the housing 1 has an inwardly extending scraper 11 at a position above the air outlet 102, the scraper 11 extending along the length direction of the roller shaft 21. The scraper 11 blocks the waste so that the waste can be discharged out of the air outlet well. In order to avoid the dead angle of cleaning at this position due to the existence of the scraper 11, in this embodiment, the cross section of the side wall of the scraper 11 is substantially L-shaped, and includes an arc-shaped section 111 gradually inclined toward the direction of the roller brush 2 from top to bottom along the circumferential direction of the roller brush 2, and a connecting section 112 connected to the bottom end of the arc-shaped section 111, and the arc-shaped section 111 is in smooth transition connection with the connecting section 112. In this embodiment, the arcuate segment 111 is significantly longer than the connecting segment 112. The existence of the arc-shaped section 111 is convenient for scraping and cleaning the arc-shaped section 111 in the process of rotating the rolling brush, and the cleaning of the wall surface of the chamber 10 is ensured to have no dead angle.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Example 2:

as shown in fig. 5, there is a 2 nd preferred embodiment of the present utility model.

This embodiment differs from embodiment 1 described above only in that: 1. the flexible cleaning portion is designed differently, specifically, as shown in fig. 5, the flexible cleaning portion is that the brush bar 22 is far away from the outer side wall 225 of the roller shaft 21, and during the rotation of the roller brush, the outer side wall of the brush bar 22 contacts the wall surface of the chamber 10, thereby scraping the wall surface of the chamber 10. 2. The flexible scraping strip is installed in different manners, specifically, an extending strip 1b1 gradually inclining forwards from top to bottom is arranged on the front surface of the wall plate behind the frame 1b, and a slot 121 for inserting the extending strip 1b1 is formed in the rear part of the flexible scraping strip 12.

Example 3:

as shown in fig. 6 and 7, is the 3 rd preferred embodiment of the present utility model.

This embodiment differs from embodiment 1 described above only in that: the brush strips 2 of the embodiment are two. In addition, the surface of the second brush segment 222 facing away from the roller shaft 21 is provided with a convex strip 2223 extending along the length direction of the second brush segment 222. At least two ribs 2223 are provided on each second brush segment 222, and in this embodiment, four ribs 2223 are provided on each second brush segment 222 at intervals along the width direction of the second brush segment 222.

Claims (19)

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

a housing (1) having a chamber (10) extending in the left-right direction and having an opening (100) at the bottom, and having an air outlet (102) formed therein in fluid communication with the chamber (10);

a rolling brush (2) for cleaning a surface to be cleaned, which is rotatably provided in the chamber (10), and which includes a roller shaft (21) extending in the left-right direction and brush strips (22) provided on the outer peripheral wall of the roller shaft (21);

the method is characterized in that: the brush bar (22) extends along the length direction of the roller shaft (21), and the part of the brush bar (22) away from the roller shaft (21) is a flexible cleaning part and is configured to be contacted with the wall surface of the chamber (10) when the rolling brush (2) rotates.

2. The cleaning module of claim 1, wherein: the brush strip (22) sequentially comprises a first brush section (221) and a second brush section (222) from inside to outside along the radial direction of the roller shaft (21), the second brush section (222) is the flexible cleaning part, and the second brush section (222) is in a state capable of forming an obtuse angle or a right angle with the first brush section (221).

3. The cleaning module of claim 2, wherein: the surface of the second brush section (222) facing away from the roller shaft (21) is convexly provided with a convex part (2221).

4. The cleaning module of claim 1, wherein: the flexible cleaning portion is an outer sidewall (225) of the brush bar (22) away from the roller shaft (21).

5. The cleaning module of claim 2, wherein: the surface of the second brush section (222) facing away from the roller shaft (21) is convexly provided with a convex strip (2223) extending along the length direction of the second brush section (222).

6. The cleaning module of claim 5, wherein: at least two convex strips (2223) are arranged on each second brush section (222) at intervals along the width direction of the second brush section (222).

7. The cleaning module of claim 1, wherein: the flexible scraping strip (12) extending along the left-right direction is arranged at the rear edge of the bottom opening (100) of the shell (1), the flexible scraping strip (12) gradually inclines forwards from top to bottom, and the side edges of the opening (100) except the rear edge and the front edge of the flexible scraping strip (12) are jointly enclosed to form a dirt sucking opening (101).

8. The cleaning module of claim 7, wherein: the shell (1) comprises a bottom shell (1 a) and a frame (1 b) which is annular and is arranged on the periphery of the bottom shell (1 a), the opening (100) is formed by surrounding the inner annular wall of the frame (1 b), and the flexible scraping strip (12) is arranged on the front surface or the bottom edge of the wall plate (1 b 2) behind the frame (1 b).

9. The cleaning module of claim 8, wherein: the upper wall surface of the flexible scraping strip (12) is provided with a mounting groove (122) for inserting the bottom edge of the rear wall plate (1 b 2) of the frame (1 b) into the mounting groove.

10. The cleaning module of claim 8, wherein: the front surface of the wallboard behind the frame (1 b) is provided with an extension strip (1 b 1) which is gradually inclined forwards from top to bottom, and the rear part of the flexible scraping strip (12) is provided with a slot (121) for the extension strip (1 b 1) to be inserted into.

11. The cleaning module of claim 8, wherein: the bottom of the rear surface of the flexible blade (12) is arranged to contact the floor surface to be cleaned.

12. The cleaning module of claim 1, wherein: the inner peripheral wall of the housing (1) has an inwardly extending scraper (11) at a position above the air outlet (102), the scraper (11) extending along the longitudinal direction of the roller shaft (21).

13. The cleaning module of claim 12, wherein: the cross section of the side wall of the scraping plate (11) is basically L-shaped, and comprises an arc-shaped section (111) which gradually inclines towards the direction of the rolling brush (2) from top to bottom along the circumferential direction of the rolling brush (2) and a connecting section (112) connected with the bottom end of the arc-shaped section (111), wherein the arc-shaped section (111) is in smooth transition connection with the connecting section (112).

14. The cleaning module of claim 1, wherein: the brush bar (22) is a flexible member capable of deforming.

15. The cleaning module of any one of claims 1 to 14, wherein: the brush strip (22) comprises a first sub-brush piece (22 a) and a second sub-brush piece (22 b) which are sequentially arranged and connected along the axial direction of the roll shaft (21), wherein the first sub-brush piece (22 a) and the second sub-brush piece (22 b) respectively spirally surround the peripheral wall of the roll shaft (21) along the axial direction of the roll shaft (21), and the rotation directions of the two sub-brush pieces are opposite.

16. The cleaning module of claim 15, wherein: at least two brush strips (22) are arranged at intervals along the circumferential direction of the roller shaft (21).

17. The cleaning module of claim 16, wherein: the brush strips (22) are uniformly distributed in two or four.

18. A cleaning machine having a cleaning module as claimed in any one of claims 1 to 17, characterized in that: also included is a fan and a separation module for separating at least dust and air, the separation module being located between the air outlet (102) and the fan and downstream of the air outlet (102) along a fluid flow path.

19. A cleaning machine as defined in claim 18, wherein: the cleaning machine is a sweeper or a floor washer.