CN215502734U

CN215502734U - Cleaning module for cleaning machine and cleaning machine

Info

Publication number: CN215502734U
Application number: CN202023201974.6U
Authority: CN
Inventors: 曹斌; 谢靖宇; 张金京; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2022-01-14
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a cleaning module for a cleaning machine and the cleaning machine, the cleaning module for the cleaning machine comprises a shell, wherein an air guide channel is arranged in the shell, the air guide channel is provided with a dust suction port and an air outlet which is 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 flow path; the brush head is used for cleaning an object to be cleaned and can be rotatably arranged in the air guide channel, the brush head comprises at least two rows of brush column groups, and a gap is reserved between every two adjacent rows of brush column groups; the method is characterized in that: a movable blade is also included, located within the gap, and arranged to move back and forth within the gap relative to the brush head. The movable blade is arranged to move in the gap of the brush head so as to cut hairs in the gap and clean the hairs on the brush head.

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 current cleaner with the function of sweeping the floor includes dust catcher and robot of sweeping the floor, and it mainly adopts the brush mode of sweeping, utilizes the fan to inhale the ground debris and gets into its inside receiver to accomplish the function of ground clearance.

Like chinese utility model patent "portable dust catcher", its patent number is ZL201320814722.1 (the grant bulletin number is CN203597888U) discloses a portable dust catcher includes the shell, and the outer wall top of shell is equipped with the handle, is equipped with micromotor, driving gear and a plurality of driven gear in the shell, and the driving gear is connected with the micromotor, and driven gear and driving gear meshing are connected with the dust absorption fan piece on the output shaft of driving gear, all are connected with the brush on each driven gear's the output shaft. The dust collector brush structure in the patent realizes the cleaning of the ground in the rotating process, but in the cleaning process, the hair is easy to be wound on the brush hair, and when the brush is cleaned, the wound hair needs to be cleaned, so that the cleaning difficulty of the brush is increased.

At present, hair on the ground is cleaned, for example, a hair cleaning brush is disclosed in the Chinese utility model, the patent number of which is ZL201620186914.6 (the publication number is CN205410228U), and the hair cleaning brush comprises a brush rod, wherein the front end part of the brush rod is provided with brush hair, a connecting rod is arranged in the brush rod, the front end part of the connecting rod is provided with a hair removing grid, and the grid for the brush hair to pass through is arranged on the hair removing grid; the connecting rod is driven by a power source to move along the axis of the brush rod, so that the hair removing grid is driven to move along the bristles. Although this patent implements hair cleaning on the floor, it cannot simultaneously clean dust and hair.

Accordingly, further improvements to existing cleaning modules are needed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a cleaning module for a cleaning machine, which cleans entangled hair while collecting dust.

The second technical problem to be solved by the present invention is to provide a cleaning module for accelerating the flow velocity of the air flow at the dust suction port to achieve an improved cleaning capability.

The utility model provides a cleaning machine for dry and wet purposes.

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

The air guide channel is provided with a dust suction port and an air outlet which is communicated with the dust suction port in a fluid mode, and the air outlet is located at the downstream of the dust suction port along an airflow flowing path;

the brush head is used for cleaning an object to be cleaned and can be rotatably arranged in the air guide channel, the brush head comprises at least two rows of brush column groups, and a gap is reserved between every two adjacent rows of brush column groups;

the method is characterized in that: also comprises

A movable blade located within the gap and arranged to move back and forth within the gap relative to the brush head.

In order to realize the connection of the movable blade, the toothbrush further comprises a blade holder, the blade holder is arranged to be relatively fixed with the toothbrush head, and the movable blade is arranged on the blade holder, is positioned in the same gap with the blade holder and is positioned on the peripheral side of the blade holder.

The movable blade can move outwards without depending on a driving mechanism, and the movable blade brush also comprises an elastic part which acts on the movable blade and always enables the movable blade to have a movement trend towards the direction of the rotating axis of the brush head relative to the knife rest in an energy storage state. At the moment, in the rotating process of the brush head, the movable sheet can move outwards by virtue of centrifugal force and automatically moves inwards under the action of the elastic piece, so that the hair on the brush head is cut.

The elastic part has various structural forms, can adopt the form of a tension spring, also can adopt the form of a reed with tensile force, but preferably, the knife rest extends along the axis of rotation of brush head, the elastic part is the tension spring, one end of tension spring with the knife rest is connected, the other end of tension spring with the movable blade is connected.

In order to enhance the air flow in the air guide channel, the rotation axis of the brush head is basically vertical to the plane of the dust suction port, an impeller which is coaxially arranged with the brush head is arranged in the air guide channel, and the impeller is positioned at the downstream of the brush head along the fluid flow direction.

The impeller has various structural forms, but preferably, the impeller is provided with a middle shaft extending towards the direction of the dust suction port at a position adjacent to the center, the middle shaft is sleeved with at least two connecting rings along the axial direction of the middle shaft, the outer peripheral wall of each connecting ring is provided with a plurality of brush columns which are radially arranged by taking the middle shaft as the center, the brush columns which are correspondingly and alternately arranged along the axial direction of the middle shaft form a row of brush column groups, and the brush column groups are provided with a plurality of rows and are circumferentially and alternately arranged. At the moment, the impeller can not only enhance the airflow but also realize the connection of the brush head.

Preferably, the impeller comprises a central plate and a plurality of blades which are arranged on the peripheral wall of the central plate and extend outwards, the blades are arranged at intervals along the circumferential direction of the central plate, and the central shaft is formed by partially extending downwards the central plate.

In order to improve the cutting capability of the hair on the brush head, the knife rest is arranged along the direction of the rotating axis of the brush head, the movable blade and the knife rest are arranged side by side, and at least two groups of the knife rest, the movable blade and the elastic component are arranged at the periphery of the central shaft at intervals along the circumferential direction of the central shaft.

The brush post has various structural forms, but preferably, the brush post comprises a first brush section extending radially outwards along the central axis, a middle section extending radially outwards from the tail end of the first brush section and obliquely towards the direction of the dust suction opening, and a second brush section extending radially outwards from the tail end of the middle section, and the movable blade is positioned between two adjacent first brush sections.

In order to realize the cutting of the hair on the second brush segment of the brush column, the hair cutting device further comprises a fixed blade, a space is reserved between the second brush segments on two adjacent connecting rings, each space corresponds to at least one fixed blade, and the fixed blades are positioned on the rotating path of the corresponding space.

The power source of the brush head can adopt a wind power driving mode or an active driving mode, and from the viewpoint of the reliability of the rotation of the brush head, the power source of the brush head preferably further comprises a driving mechanism for driving the brush head to rotate around the axis of the driving mechanism, and the power output end of the driving mechanism is in driving connection with the brush head.

The technical scheme adopted by the utility model for solving the second technical problem is as follows: the brush head is located at a position, close to the center, of the air guide channel, a space is reserved between the outer peripheral wall of the brush head and the inner peripheral wall of the air guide channel, an air inlet used for air to enter tangentially is formed in the side wall of the air guide channel, and the air inlet is communicated with the dust suction port.

In order to wet an object to be cleaned and clean stubborn stains on the object to be cleaned, a liquid guide channel communicated with a liquid supply assembly of the cleaning machine is arranged on the shell, the liquid guide channel is provided with a liquid outlet communicated with the air guide channel, and the liquid outlet is located at the upstream of the air inlet along a fluid flow path.

In order to increase the cleaning area, at least two air guide channels are arranged side by side, and the air inlets of the air guide channels are positioned on the same side of the shell.

In order to accelerate the inflow of the mixed air flow, an air inlet channel is connected to the air inlet, and along the fluid flow path, the air inlet channel is located at the upstream of the air guide channel and gradually shrinks along the air flow path.

The technical scheme adopted by the utility model for solving the third technical problem is as follows: a cleaning machine with above-mentioned cleaning module, characterized in that: the dust and water separating device further comprises a fan and a separating module used for separating a water and dust mixture, the separating module is located between the cleaning module and the fan along an airflow flow path, an inlet of the separating module is in fluid communication with an air outlet of the cleaning module, and an outlet of the separating 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 that: a gap is reserved between two adjacent rows of brush column groups of a brush head in a cleaning module for a cleaning machine, a knife rest rotates along with the brush head in the rotating process, a movable blade is arranged to move in the gap of the brush head so as to cut hairs in the gap and clean the hairs on the brush head, and the cleaned hairs can be sucked into an air guide channel; the elastic piece is arranged between the knife rest and the movable blade, the movable blade moves outwards under the action of centrifugal force in the process of rotating the brush head, and the elastic piece drives the movable blade to move inwards, so that the internal and external movement of the movable blade is automatically realized, and the movement of the movable blade can be realized without an additional driving mechanism.

Drawings

FIG. 1 is a schematic structural diagram of a cleaning module according to the present embodiment;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural view of the mounting structure of the impeller and the tool holder in FIG. 1;

FIG. 4 is a schematic structural view of the housing of FIG. 1;

FIG. 5 is a schematic perspective exploded view of the impeller and the brush column;

fig. 6 is a schematic structural view of the vacuum cleaner of the present embodiment.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 6, the cleaning machine according to the embodiment of the present invention is a vacuum cleaner, and the object to be cleaned is a floor. The dust collector comprises a cleaning module, a fan 4 and a separation module for separating a mixture of water and dust, wherein the separation module is positioned between the cleaning module 01 and the fan 4 along an airflow flow path, an inlet of the separation module is in fluid communication with an air outlet 113 of the cleaning module 01, an outlet of the separation module 3 is in fluid communication with an inlet of the fan 4, negative pressure is formed in the cleaning module and the separation module under the action of the fan 4, so that dust, water and other garbage are sucked into the cleaning module through a dust suction port 111, and then gas separated by the separation module is discharged.

As shown in fig. 6, the cleaning module for a cleaning machine includes a brush head assembly 012 and a housing 011, and as shown in fig. 1 to 5, the brush head assembly 012 includes a housing 1, a brush head 13, a blade holder 16, a fixed blade 119, an elastic member, and a movable blade 161 for cutting hairs wound around the brush head 13 during a sweeping operation. The housing 011 is opened at a position corresponding to the dust suction port 111, the brush head assembly 012 is partially located in the housing 011, and the brush head 13 of the brush head assembly 012 is partially exposed under the opening, as shown in fig. 6.

As shown in fig. 2 and 4, the housing 1 has an air guide channel 11 inside, four air guide channels 11 in this embodiment are arranged side by side at intervals, a brush head 13 is arranged in each air guide channel 11, and the air guide channels 11 and the brush head have the same structure and arrangement, and the following description will take one air guide channel 11 as an example.

As shown in fig. 2, the air guide passage 11 has a dust suction opening 111 with a downward opening and an air outlet 113 in fluid communication with the dust suction opening 111, and the air outlet 113 is located downstream of the dust suction opening 111 along the airflow path. As shown in fig. 1 and 4, an air inlet 112 for tangential entry of air is cut on the sidewall of the air guiding channel 11, and the air inlet 112 is communicated with the dust suction opening 111. The air inlet 112 is connected with an air inlet channel 114, along the fluid flow path, the air inlet channel 114 is located at the upstream of the corresponding air guiding channel 11, in this embodiment, the air inlet channel 11 is located at the front side of the corresponding air guiding channel 11, and the air inlet channel 114 gradually shrinks along the airflow flow path.

As shown in fig. 4, the air inlets 112 of the air guiding channels 11 are located on the same side of the housing 1. The housing 1 is provided with a liquid guiding passage 12 for communicating with a liquid supply assembly of the cleaning machine, the liquid guiding passage 12 having a liquid outlet 121 communicating with the air guiding passage 11, the liquid outlet 121 being located upstream of the air inlet 112 along the fluid flow path. Therefore, under the action of negative pressure, the liquid flowing out of the liquid outlet can be sucked into the air inlet 112.

The brush head 13 is used for cleaning the ground, as shown in fig. 1 and 2, the brush head 13 is rotatably disposed in the air guide channel 11 through a rotating shaft, the brush head 13 is located at the center of the air guide channel 11, a gap is left between the outer peripheral edge of the brush head 13 and the inner peripheral wall of the air guide channel 11, the rotating shaft of the brush head 13 extends in the up-down direction, and the axis of the rotating shaft of the brush head 13 is the rotating axis of the brush head 13. Specifically, brush head 13 rotates around self axis under actuating mechanism's drive, and aforementioned actuating mechanism is motor 14, and the output shaft of motor 14 extends along upper and lower direction, and in order to place the motor conveniently, the top surface undercut of wind-guiding passageway 11 is formed with installation cavity 115, and motor 14 sets up in this installation cavity 115, and the vertical extension of output shaft of motor 14 just penetrates in wind-guiding passageway 11. The lower end of the output shaft of the motor 14 is provided with an impeller 131, and the impeller 131 is positioned at the downstream of the brush head 13 along the fluid flowing direction, and in the embodiment, the impeller 131 is positioned above the brush head 13. The impeller 131 includes a central plate 1318 and blades 13182 disposed on an outer peripheral wall of the central plate 1318 and extending outward, the blades 13182 are disposed at intervals along a circumferential direction of the central plate 1318, a central shaft 13181 is partially disposed in a center of the central plate 1318 and extends downward, at least two connection rings 132 are sleeved on the central shaft 13181 from top to bottom, the brush head 13 includes brush columns 1321 disposed on the outer peripheral wall of the connection rings 132 and radially disposed around the central shaft 13181, the brush columns 1321 disposed at intervals up and down form a row of brush column sets, the brush column sets of the present embodiment are disposed at multiple rows and are circumferentially spaced, and a gap 1300 is left between two adjacent rows of brush column sets, specifically refer to fig. 1.

The cross section of the central axis 13181 is circular, and as shown in fig. 2, the brush column 1321 includes a first brush segment 13211 extending radially outward along the central axis 13181, a middle segment 13212 extending radially outward and obliquely downward from the end of the first brush segment 13211, and a second brush segment 13213 extending radially outward from the end of the middle segment 13212, and as the number of the connecting rings 132 in this embodiment is four, as shown in fig. 4, four fixed blades 119 are disposed on the inner side wall of the air guiding passage 11. Spaces 138 are left between the second brush segments 13213 of two adjacent connecting rings 132, each space 138 corresponds to a stationary blade 119, and the stationary blade 119 is located on the rotating path corresponding to the space 138, so that the stationary blade 119 cuts the hairs between the adjacent second brush segments 13213.

The tool holder 16, the movable blade 161 and the elastic member in this embodiment are at least two sets, and are arranged at intervals along the circumference of the central axis 13181 at the periphery of the central axis 13181. One set is described below as an example, and as shown in fig. 1 and 2, the tool holder 16 is vertically disposed on the lower surface of the blade 13182 of the impeller 131 and is located in the gap 1300. The movable blade 161 is used for cutting the hair embedded in the gap 1300 during the cleaning operation, the movable blade 161 is arranged side by side with the blade holder 16, and the inner and outer edges of the movable blade 161 are both provided with cutting edges, the movable blade 161 is located between two adjacent first brush segments 13211, and is located in the same gap 1300 with the blade holder 16 and is located on the peripheral side of the blade holder 16; specifically, movable blade 161 is arranged side-by-side with tool post 16 and each extends vertically. The resilient member acts on the movable blade 161 and in the charged condition always gives the movable blade 161 a tendency to move transversely with respect to the blade carrier 16 in the direction of the axis of rotation of the brush head 13. Specifically, the elastic member is a tension spring 162, one end of the tension spring 162 is connected to the blade holder 16, and the other end of the tension spring 162 is connected to the movable blade 161, so that the hair inserted into the gap 1300 is cut during the movement of the movable blade in the gap 1300.

Vertical in the above description and claims includes but is not limited to vertical.

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, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion and/or be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

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 utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. A cleaning module for a cleaning machine comprises

The air cleaner comprises a shell (1), wherein an air guide channel (11) is arranged in the shell, the air guide channel (11) is provided with a dust suction port (111) and an air outlet (113) which is 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 and can be rotatably arranged in the air guide channel (11), the brush head (13) comprises at least two rows of brush column groups, and a gap (1300) is reserved between every two adjacent rows of brush column groups;

the method is characterized in that: also comprises

A movable blade (161) located within the gap (1300) and arranged to move back and forth within the gap (1300) relative to the brush head (13).

2. The cleaning module of claim 1, wherein: the toothbrush further comprises a knife rest (16), the knife rest (16) is arranged to be fixed relative to the toothbrush head (13), and the movable blade (161) is arranged on the knife rest (16), is positioned in the same gap (1300) with the knife rest (16), and is positioned on the peripheral side of the knife rest (16).

3. The cleaning module of claim 2, wherein: the toothbrush also comprises an elastic part which acts on the movable blade (161) and enables the movable blade (161) to have the trend of moving towards the direction of the rotating axis of the toothbrush head (13) relative to the toothbrush holder (16) in an energy storage state.

4. The cleaning module of claim 3, wherein: the knife rest (16) extends along the rotating axis of the brush head (13), the elastic piece is a tension spring (162), one end of the tension spring (162) is connected with the knife rest (16), and the other end of the tension spring (162) is connected with the movable blade (161).

5. The cleaning module of claim 2, wherein: the rotation axis of the brush head (13) is basically vertical to the plane of the dust suction opening (111), an impeller (131) which is coaxially arranged with the brush head (13) is arranged in the air guide channel (11), and the impeller (131) is located at the downstream of the brush head (13) along the fluid flowing direction.

6. The cleaning module of claim 5, wherein: the position that impeller (131) is close to central authorities has axis (13181) towards dust absorption mouth (111) direction extension, axis (13181) are equipped with two at least go-between (132) along its axial direction cover, be provided with many on the periphery wall of go-between (132) and use axis (13181) to be radial brush post (1321) of arranging as the center, along the axial correspondence interval arrangement of axis (13181) brush post (1321) form one row the brush post group, the brush post group have the multirow, and along circumferential interval arrangement.

7. The cleaning module of claim 6, wherein: the impeller (131) comprises a central plate (1318) and a plurality of blades (13182) which are arranged on the outer peripheral wall of the central plate (1318) and extend outwards, the blades (13182) are arranged at intervals along the circumferential direction of the central plate (1318), and the central shaft (13181) is formed by partially extending downwards of the central plate (1318).

8. The cleaning module of claim 7, wherein: the tool rest (16) is arranged along the direction of the rotation axis of the brush head (13), the movable blade (161) and the tool rest (16) are arranged side by side, at least two groups of the tool rest (16), the movable blade (161) and the elastic element are arranged on the periphery of the central shaft (13181) at intervals along the circumferential direction of the central shaft (13181).

9. The cleaning module of claim 6, wherein: the brush column (1321) comprises a first brush section (13211) extending outwards in the radial direction along the central axis (13181), a middle section (13212) extending outwards in the radial direction from the tail end of the first brush section (13211) and inclining towards the direction of the dust suction opening, and a second brush section (13213) extending outwards in the radial direction from the tail end of the middle section (13212), and the movable blade (161) is located between every two adjacent first brush sections (13211).

10. The cleaning module of claim 9, wherein: the brush also comprises fixed blades (119), a space (138) is reserved between the second brush segments (13213) on the two adjacent connecting rings (132), each space (138) corresponds to at least one fixed blade (119), and the fixed blades (119) are positioned on the rotating path of the corresponding space (138).

11. The cleaning module of claim 1, wherein: the toothbrush further comprises a driving mechanism for driving the toothbrush head (13) to rotate around the axis of the toothbrush head, and the power output end of the driving mechanism is in driving connection with the toothbrush head (13).

12. The cleaning module of claim 1, wherein: the brush head (13) is located at a position, close to the center, of the air guide channel (11), a space is reserved between the outer peripheral wall of the brush head and the inner peripheral wall of the air guide channel, an air inlet (112) used for allowing air to enter tangentially is formed in the side wall of the air guide channel (11), and the air inlet (112) is communicated with the dust suction port (111).

13. The cleaning module of claim 12, wherein: the shell (1) is provided with a liquid guide channel (12) communicated with a liquid supply assembly of the cleaning machine, the liquid guide channel (12) is provided with a liquid outlet (121) communicated with the air guide channel (11), and the liquid outlet (121) is located at the upstream of the air inlet (112) along a fluid flow path.

14. The cleaning module of claim 13, wherein: at least two air guide channels (11) are arranged side by side, and the air inlets (112) of the air guide channels (11) are positioned on the same side of the shell (1).

15. The cleaning module of claim 12, wherein: the air inlet (112) is connected with an air inlet channel (114), along a fluid flow path, the air inlet channel (114) is positioned at the upstream of the air guide channel (11), and the air inlet channel (114) gradually shrinks along an airflow flow path.

16. A cleaning machine having a cleaning module as claimed in any one of claims 1 to 15, characterized in that: the device also comprises a fan (4) and a separation module for separating the mixture of water and dust, wherein the separation module is positioned between the cleaning module (01) and the fan (4) along the airflow flow path, the inlet of the separation module (3) is communicated with the air outlet (113) of the cleaning module (01) in a fluid manner, and the outlet of the separation module is communicated with the inlet of the fan (4).

17. The cleaning machine of claim 16, wherein: the cleaning machine is a dust collector or a sweeping robot.