CN215191247U - Brush head module for cleaning machine and cleaning machine - Google Patents

Abstract

The utility model relates to a brush head module for a cleaning machine and the cleaning machine, the brush head module for the cleaning machine comprises a shell, a containing cavity is arranged in the shell, the containing cavity is provided with a dust absorption port with a downward opening and an air outlet which is communicated with the dust absorption port in fluid, and the air outlet is positioned at the lower stream of the dust absorption port along the airflow flow path; the brush head is used for sweeping an object to be cleaned, can be rotatably arranged in the containing cavity and comprises a soft brush part which is at least partially positioned below the dust suction port; the method is characterized in that: the limiting piece is arranged in the containing cavity, is positioned on the rotating path of the brush piece and is used for preventing the hair from continuously moving around the rotating axis of the brush head and winding on the brush head; along the brush head's path of rotation, the air outlet is located the upstream of locating part. At the clear in-process of dust absorption, the locating part that is located the air outlet low reaches stops the hair, and the hair is discharged through the air outlet, prevents that the hair from further rotating around the brush head and twine on the brush head, reduces the clearance degree of difficulty to the brush head.

Description

Brush head module for cleaning machine and cleaning machine

Technical Field

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

Background

The current floor cleaning machine with the floor sweeping function comprises a dust collector and a floor sweeping robot, and the floor cleaning machine mainly adopts a brushing and sweeping mode, and utilizes a fan to suck impurities on the ground into an internal storage box, so that the function of cleaning the ground is achieved.

For example, the cleaning device disclosed in the Chinese patent application for invention "cleaning device", which has a patent application number of CN201911328923.9 (application publication number of CN110881911A), comprises a body provided with a slot; the front collision is arranged on the machine body; the cleaning assembly comprises a roller for cleaning the ground, and the roller is arranged between the machine body and the front collision; the collecting assembly is provided with a sewage outlet, is arranged between the machine body and the roller and is abutted against the roller and is used for collecting and separating garbage and sewage carried by the roller; and the water tank is provided with a sewage inlet, the water tank is detachably arranged in the groove position, and sewage flows into the water tank through the sewage outlet and the sewage inlet. When the cleaning equipment walks, the cleaning equipment carries the roller to rotate, and the roller can carry wipers such as rags to clean the ground, so that the wipers can carry garbage and sewage to roll along with the rolling of the roller.

As another example, the chinese patent application, a sweeping robot, whose patent application No. is CN202010145417.2 (application publication No. is CN111358367A), discloses a sweeping robot, which includes a rolling brush device, where the rolling brush device includes a fixing component, a driving device, and a rolling brush main body; the bottom of fixed subassembly is equipped with and takes the open-ended to hold the chamber, drive arrangement includes driving motor and roller, the roller rotationally sets up hold the intracavity, be provided with a plurality of archs on the circumference surface between the roller both ends, the round brush main part cup joints the roller.

Above-mentioned cleaning device has realized cleaning to ground, but cleans the in-process, and the hair twines easily on cylinder or roller, when the clearance cylinder, needs to clear up winding hair, has increased the clearance degree of difficulty of cylinder or roller.

Therefore, further improvements to existing brushhead modules are needed.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a brush head module for a cleaning machine, which can suck hair away in time and prevent the hair from being entangled.

The second technical problem to be solved by the utility model is to provide a brush head module for a cleaning machine, which can suck hair away quickly and perform dust collection and brush cleaning functions on the same position.

The third technical problem to be solved by the utility model is to provide a dry and wet dual-purpose cleaning machine.

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

the air conditioner comprises a shell, a fan and a fan, wherein the shell is internally provided with a cavity, the cavity is provided with a dust suction port with a downward opening and an air outlet communicated with the dust suction port in a fluid mode, and the air outlet is positioned at the downstream of the dust suction port along an airflow flowing path;

the brush head is used for sweeping an object to be cleaned, can be rotatably arranged in the containing cavity and comprises a soft brush part which is at least partially positioned below the dust suction port;

the method is characterized in that: also comprises a step of adding a plurality of auxiliary materials,

the limiting piece is arranged in the containing cavity, is positioned on the rotating path of the brush piece and is used for preventing the hair from continuously moving around the rotating axis of the brush head and winding on the brush head; along the rotation path of the brush head, the air outlet is positioned at the upstream of the limiting piece.

The retaining member can extend along the rotation axis or can be substantially perpendicular to the rotation axis, but preferably, the retaining member is a retaining rod extending along the rotation axis of the brush head, and the retaining rod is arranged at a position adjacent to the air outlet.

The brush head has various structural forms, but preferably, the brush head also comprises a roller shaft, the rotating axis of the roller shaft is basically horizontally arranged, the brush part comprises a blade group arranged on the peripheral wall of the roller shaft, and the blade group comprises a plurality of soft blades arranged at intervals along the circumferential direction of the roller shaft.

The brush component has various structural forms, but preferably, the brush component further comprises a brush column group arranged on the peripheral wall of the roller shaft, the brush column group and the blade group are arranged along the axial direction of the roller shaft, and the brush column group comprises at least one soft brush column which is arranged on the peripheral wall of the roller shaft and extends outwards. The existence of the blade group can enable the interior of the air guide channel to form a rotating flow field, so that dust, particles, sewage and the like are drawn into the interior of the air guide channel and are discharged from the air outlet.

Specifically, the brush posts are arranged in rows, the brush post group comprises at least two rows and is arranged at intervals along the circumferential direction, and each row is provided with at least two brush posts arranged at intervals along the axial direction of the roll shaft.

Preferably, the blades extend in the axial direction of the roller shaft, and each blade corresponds to one row of the brush columns.

Further preferably, the brush column groups are at least two groups and are arranged at intervals along the axial direction of the roll shaft, and the blade group is positioned between the two adjacent brush column groups. The blades have an additive effect on the fluid, so that the flow field of the central area of the fluid can be enhanced, and the dirt residue in the central area can be reduced.

Preferably, the two groups of brush columns are arranged in the same and corresponding manner, and the number of the blades of the blade group is different from that of the brush columns in the brush column group.

In order to increase the cleaning degree of an object to be cleaned, the outer end face of each blade and the outer end face of each brush column in the same row are located on the same horizontal plane, and in the state that one row of brush columns rotates to be in contact with the limiting rods and located on the downstream of the limiting rods, the outer ends of the row of brush columns and the corresponding blades are in contact with the corresponding positions of the containing cavities.

In order to make the water distribution on the surface of the object to be cleaned uniform, a soft scraper is arranged on the rear side of the brush head at the periphery of the dust suction port.

In order to discharge the mixed fluid entering the air guide channel in time, the air outlet is formed in the position, close to the top, of the shell, and the periphery of the air outlet extends upwards in an inclined mode to form the air guide channel.

In order to accelerate the rapid intake of the mixture, the cross-sectional area of the air guide channel is gradually reduced along the air flow path.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the cleaning machine further comprises a liquid guide channel communicated with the liquid supply assembly of the cleaning machine, and the liquid guide channel is provided with a liquid outlet used for facing the object to be cleaned.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: a cleaning machine with the brush head module is characterized in that: the brush head module is characterized by further comprising a fan and a separation module for separating a mixture of water and dust, the separation module is located between the brush head module and the fan along an airflow flow path, an inlet of the separation module is in fluid communication with an air outlet of the brush head module, and an outlet of the separation module is communicated with an inlet of the fan.

Preferably, the cleaning machine is a vacuum cleaner or a sweeping robot.

Compared with the prior art, the utility model has the advantages of: this a brush head module for cleaning machine is through setting up the locating part on the rotation path of brush spare, along the rotation path of brush head, locating part are located the low reaches of air outlet, and at the clear in-process of dust absorption, the locating part that is located the air outlet low reaches stops hair, and hair is discharged through the air outlet, prevents that hair from further rotating and twine on the brush head around brush head, conveniently clears up hair, and reduces the clearance degree of difficulty to the brush head.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of the brush head module of FIG. 1;

FIG. 3 is a schematic perspective exploded view of FIG. 2;

FIG. 4 is a cross-sectional view of FIG. 2;

FIG. 5 is a schematic view of the structure of FIG. 2 at another angle;

FIG. 6 is a schematic view of the construction of the brush head of FIG. 1;

fig. 7 is a sectional view of the sweeper of the embodiment with a drain outlet closed;

fig. 8 is a sectional view of the sweeper of the present embodiment with the waste outlet open;

FIG. 9 is a cross-sectional view of the separation module of FIG. 1;

FIG. 10 is a cross-sectional view of another angle of the separation module of FIG. 1;

FIG. 11 is a schematic view of the structure of the air inlet channel in FIG. 10;

fig. 12 is a schematic structural view of the wind guide in fig. 10.

Detailed Description

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

As shown in fig. 1 to 12, the cleaning machine of the embodiment of the present invention is a sweeper, and the object to be cleaned is a floor.

As shown in fig. 1 to 7, the sweeper comprises a brush head module 01, a fan 5 and a separation module 04 for separating a mixture of water and dust, wherein the separation module 04 is located between the brush head module 01 and the fan 5 along an airflow flow path, an inlet of the separation module 04 is communicated with an air outlet 113 of an air guide channel 11 of the brush head module 01, and an outlet of the separation module 04 is communicated with an inlet of the fan 5. Under the action of the fan 5, a negative pressure is formed in the brush head module 01 and the separation module 04, so that dust, water and other garbage are sucked into the brush head module 01 through the dust suction port 111, and then the gas separated by the separation module 04 is discharged, wherein the fluid flow path is specifically shown in the direction indicated by a hollow arrow in fig. 7.

As shown in fig. 1 to 5, the brush head module for a cleaning machine includes a housing 1, a brush head 13 and a stopper. The housing 1 has a cavity 11 therein, the cavity 11 has a dust suction port 111 with a downward opening and an air outlet 113 in fluid communication with the dust suction port 111, and along the airflow flow path, the air outlet 113 is located at the downstream of the dust suction port 111; the air outlet 113 is disposed at a position near the top of the housing 1, and the periphery of the air outlet 113 gradually extends upward from front to back to form an air guiding channel 17. The cross-sectional area of the air-guiding passage 17 gradually decreases along the airflow flow path. The housing 1 has a liquid guiding channel 12 for communicating with a liquid supply assembly of the cleaning machine, the liquid guiding channel 12 has a liquid outlet 121 for facing the ground, and the liquid outlet 121 opens downward and communicates with the cavity 11, as shown in fig. 5.

The brush head 13 is used for sweeping the floor, as shown in fig. 1, the brush head 13 is rotatably disposed in the cavity 11 and includes a roller 133 and a soft brush 130 at least partially located under the dust suction opening 111. Specifically, as shown in fig. 2, 3 and 6, the rotation axis of the roller shaft 133 is substantially horizontally disposed, and the brush 130 includes a blade group 134 and a brush column group 135 disposed on the outer peripheral wall of the roller shaft 133, and as shown in fig. 6, the blade group 134 and the brush column group 135 are axially disposed along the roller shaft 133, and in this embodiment, there are two brush column groups 135, and the blade group 134 is located between the two adjacent brush column groups 135. The brush post set 135 includes a plurality of flexible brush posts 1351 disposed on the outer circumferential wall of the roller shaft 133 and extending outward. The brush columns 1351 are arranged in rows, and specifically, the brush column group 135 includes at least two rows and is arranged at intervals along the circumferential direction, and each row has at least two brush columns 1351 arranged at intervals along the axial direction of the roller shaft 133. The blade assembly 134 includes a plurality of flexible blades 1341 arranged at intervals along the circumferential direction of the roller shaft 133, the blades 1341 extending along the axial direction of the roller shaft 133, wherein each blade 1341 has a row of brush columns 1351.

As shown in fig. 3 and 6, the two groups of brush columns 135 have the same number of rows and are correspondingly arranged, and the number of the blades 1341 of the blade group 134 is different from the number of rows of the brush columns 1351 in the brush columns 135. The outer end face of the blade 1341 and the outer end face of the brush columns 1351 in the same row are located on the same horizontal plane, and in a state where one row of the brush columns 1351 rotates to contact with the limiting rod 10 and is located downstream of the limiting rod 10, as shown in fig. 4, the outer ends of the row of the brush columns 1351 and the corresponding blade 1341 contact with corresponding positions of the cavity 11. As shown in fig. 2, a soft squeegee 16 is provided on the rear side of the brush head 13 along the peripheral edge of the dust suction port 111, with the sweeper traveling direction being forward.

The limiting member is disposed in the cavity 11 and located on the rotation path of the brush member 130, so as to prevent the hair 06 from moving around the rotation axis of the brush head 13 and winding around the brush head 13, and along the rotation path of the brush head 13, the air outlet 113 is located upstream of the limiting member. As shown in fig. 4, 5 and 7, the limiting member of the present embodiment is a limiting rod 10 extending along the rotation axis of the brush head 13, and the limiting rod 10 is disposed at a position adjacent to the air outlet 113. Thus, as shown in fig. 4, when hair enters the cavity 11, the hair is blocked by the limiting rod 1 and discharged into the separation module 04 through the air guide channel 17.

As shown in fig. 7 to 12, the separation module 04 of the present embodiment includes a housing 4, a guiding air duct 45, an air guiding member 46, an air inlet channel 47, a blocking member 48, an elastic member, and a mixing channel 49.

Along the fluid flow path, as shown in fig. 7 and 8, the interior of the housing 4 has a cavity 41, the cavity 41 has an air inlet 400 and an air outlet 401 in fluid communication with the air inlet 400, wherein the air inlet 400 is used for supplying air tangentially into the cavity 41, the air inlet 400 is opened on the side wall of the cavity 41 in a substantially tangential direction, and the air outlet 401 is opened on the top wall of the housing 4. As shown in FIG. 9, the housing 4 has a mixing passage 49 upstream of the intake vent 400, and the mixing passage 49 has a reduced section 491 adjacent the intake vent 400 that decreases in cross-sectional area along the airflow path to accelerate the airflow entering the intake vent 400. Specifically, the mixing channel 49 is provided with a vent 492 communicated with the air guide channel 11. In this embodiment, four air guide channels 11 are independent and arranged side by side at intervals, and each air guide channel 11 has one ventilation opening 492.

As shown in fig. 9, an air inlet channel 47 is disposed at the air inlet 400, one end of the air inlet channel 47 is located in the reduced section 491, and the other end of the air inlet channel 47 is located in the cavity 41. In order to automatically adjust the air volume entering the cavity according to the air volume, as shown in fig. 9, along the fluid flow path, the air inlet channel 47 includes a first contraction section 471 with a gradually decreasing cross-sectional area, an expansion section 472 with a gradually increasing cross-sectional area, and a second contraction section 473 with a gradually decreasing cross-sectional area, wherein the end of the second contraction section 473 is opened as an air outlet 4731. The air inlet channel 47 has elasticity as a whole, so that the air outlet 4731 of the air inlet channel 47 can be opened under the blowing action of the wind, and the air outlet 4731 always has the tendency of moving towards the reduction direction under the self elasticity action, therefore, under the condition that no air volume enters the cavity, the air volume in the cavity can be well prevented from being guided into the mixing channel.

As shown in fig. 7 and 8, the air guide duct 45 is located in the cavity 41 and is disposed adjacent to the air outlet 401, and the air outlet 401 is covered with the filter 43 for filtering the air flowing out from the air outlet. Specifically, the air outlet 401 extends downward along a periphery thereof to form the above-mentioned air guiding duct 45, and is located downstream of the air inlet 400 along the fluid flow path and is in fluid communication with the air inlet 400. The guide duct 45 has a rotating flow channel therein for accelerating the rotational flow of the airflow, and specifically, as shown in fig. 12, the guide duct 45 is provided with a guide member 46 therein, the guide member 46 includes an inner connecting body 461 disposed vertically and an outer annular wall 463 disposed at the periphery of the inner connecting body 461, the outer annular wall 463 is mounted on the inner wall of the guide duct 45, a plurality of guide vanes 462 disposed at intervals along the circumferential direction are disposed between the inner connecting body 461 and the outer annular wall 463, an air outlet gap 460 is formed between two adjacent guide vanes 462, each guide vane 462 is disposed at an inclination angle in the circumferential direction or/and the radial direction with respect to a plane substantially perpendicular to the inner connecting body 461, and the included angles are all the same acute angle, such that all of the baffles 462 as a whole exhibit a spiral arrangement that rotates in the direction of fluid flow, thereby forming a rotating flow channel rotating along the airflow direction in all the outlet gaps 460.

The separated particles with large specific gravity and the like are deposited to the bottom of the cavity, so that the sewage, garbage and the like deposited in the cavity can be conveniently discharged, the discharge path refers to the direction indicated by a solid arrow in fig. 8, and as shown in fig. 7 and 8, a sewage discharge opening 411 and a blocking piece 48 for blocking or opening the sewage discharge opening 411 are arranged at the bottom of the cavity 41. The blocking piece 48 is a plug capable of blocking the sewage outlet 411, the plug is positioned below the air inlet channel 47, and the upper end of the plug is open. In order to guide the mixed air into the guide air duct, a guide plate 451 is arranged between the guide air duct 45 and the plug, a space for the mixed air to enter the guide air duct 45 is left between the guide plate 451 and the guide air duct 45, and the guide plate 451 is arched upwards near the middle.

As shown in fig. 8, the plug moves upward under the action of external force to open the sewage outlet 411, and in the using process, after the sweeper enters the base station, the plug moves upward under the upward pushing of the pushing member 9 in the base station, so that the sewage outlet 411 is in an open state, which is specifically shown in fig. 8. In order to make the plug automatically block the drain, the elastic member acts on the plug and always makes the plug have a tendency to move downwards to block the drain 411. As shown in fig. 7 and 8, the elastic member is a spring 44 located between the plug and the baffle 451, and both ends of the spring 44 respectively abut against the baffle 451 and the bottom plate of the plug. Vertical in the above description and claims includes but is not limited to vertical and substantially horizontal includes but is not limited to completely horizontal and may be slightly off horizontal.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only 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 collectively referred to as a first portion and a second portion), i.e., a fluid (gas, liquid or a mixture of both) 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, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (15)

1. A brush head module for a cleaning machine comprises

The air cleaner comprises a shell (1), wherein a cavity (11) is formed in the shell, the cavity (11) is provided with a dust suction port (111) with a downward opening and an air outlet (113) communicated with the dust suction port (111) in a fluid mode, and the air outlet (113) is located at the downstream of the dust suction port (111) along an airflow flow path;

the brush head (13) is used for sweeping an object to be cleaned, can be rotatably arranged in the cavity (11), and comprises a soft brush part (130) which is at least partially positioned below the dust suction port (111);

the method is characterized in that: also comprises

The limiting piece is arranged in the cavity (11), is positioned on the rotating path of the brush piece (130), and is used for preventing hair from continuously moving around the rotating axis of the brush head (13) and winding on the brush head (13); along the rotation path of the brush head (13), the air outlet (113) is located upstream of the stopper.

2. The brushhead module of claim 1, wherein: the limiting piece is a limiting rod (10) extending along the rotating axis of the brush head (13), and the limiting rod (10) is arranged at a position adjacent to the air outlet (113).

3. The brushhead module of claim 2, wherein: the brush head (13) further comprises a roller shaft (133), the rotating axis of the roller shaft (133) is basically horizontally arranged, the brush piece (130) comprises a blade group (134) arranged on the outer peripheral wall of the roller shaft (133), and the blade group (134) comprises a plurality of soft blades (1341) arranged along the circumferential direction of the roller shaft (133) at intervals.

4. The brushhead module of claim 3, wherein: the brush piece (130) further comprises a brush column group (135) arranged on the peripheral wall of the roller shaft (133), the brush column group (135) and the blade group (134) are arranged along the axial direction of the roller shaft (133), and the brush column group (135) comprises at least one soft brush column (1351) which is arranged on the peripheral wall of the roller shaft (133) and extends outwards.

5. The brush head module of claim 4, wherein: the brush columns (1351) are arranged in rows, the brush column group (135) comprises at least two rows and is arranged at intervals along the circumferential direction, and each row is provided with at least two brush columns (1351) which are arranged at intervals along the axial direction of the roller shaft (133).

6. The brushhead module of claim 5, wherein: the blades (1341) extend in the axial direction of the roller shaft (133), and each blade (1341) corresponds to a row of the brush columns (1351).

7. The brush head module of claim 6, wherein: the brush column groups (135) are at least two groups and are arranged at intervals along the axial direction of the roll shaft (133), and the blade group (134) is positioned between the two adjacent brush column groups (135).

8. The brushhead module of claim 7, wherein: the rows of the two groups of the brush column groups (135) are the same and are correspondingly arranged, and the number of the blades (1341) of the blade group (134) is different from the row number of the brush columns (1351) in the brush column group (135).

9. The brush head module of claim 8, wherein: the outer end face of the blade (1341) and the outer end face of the brush columns (1351) in the same row are located on the same horizontal plane, and when one row of brush columns (1351) rotates to be in contact with the limiting rod (10) and located at the downstream of the limiting rod (10), the outer ends of the row of brush columns (1351) and the corresponding blade (1341) are in contact with the corresponding position of the cavity (11).

10. The brushhead module of claim 1, wherein: a soft scraper (16) is arranged on the rear side of the brush head (13) along the periphery of the dust suction opening (111).

11. The brushhead module of claim 1, wherein: the air outlet (113) is formed in the position, close to the top, of the shell (1), and an air guide channel (17) is formed in the periphery of the air outlet (113) in an upward inclined extending mode.

12. The brushhead module of claim 11, wherein: the cross-sectional area of the air guide channel (17) is gradually reduced along the airflow flow path.

13. The brush head module of any of claims 1-12, wherein: the cleaning machine further comprises a liquid guide channel (12) communicated with a liquid supply assembly of the cleaning machine, and the liquid guide channel (12) is provided with a liquid outlet (121) used for facing the object to be cleaned.

14. A cleaning machine having a brushhead module of any one of claims 1 to 13, wherein: the brush head module is characterized by further comprising a fan (5) and a separation module (04) used for separating a water and dust mixture, wherein the separation module (04) is located between the brush head module (01) and the fan (5) along an airflow flow path, an inlet of the separation module (04) is in fluid communication with an air outlet (113) of the brush head module (01), and an outlet of the separation module (04) is communicated with an inlet of the fan (5).

15. The cleaning machine of claim 14, wherein: the cleaning machine is a dust collector or a sweeping robot.

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