CN221153973U - Floor brush module and cleaning machine applying same - Google Patents

Abstract

The utility model provides a floor brush module and a cleaning machine using the floor brush module, wherein a flow passage which is positioned between an air inlet and an air outlet and is provided with a plane cyclone is formed between a mounting hole of a shell and the floor to be cleaned; and the brush piece which can be rotationally arranged at the mounting hole of the shell and the rotation axis and the extending direction of the mounting hole extend in the same direction, the lower part of the brush piece extends into the flow passage, and the brush piece is characterized in that: the brush boards are provided with water holding areas which are in fluid communication with the flow channels by taking the liquid outlet holes as the center, and compared with the prior art, the utility model has the advantages that: because each brush board of pedestal uses the liquid outlet hole to be formed with and hold the water region as the center, increased the area of holding water of brush like this, also increased the dwell time of cleaning solution in holding the water region, so, when the local brush module is moving the cleaning, the brush is inside to remain all the time has the existence of cleaning solution, cleans the spot with the brush board cooperation to reduce the phenomenon of cleaning in place.

Description

Floor brush module and cleaning machine applying same

Technical Field

The utility model relates to the field of household cleaning tools, in particular to a floor brush module for a cleaning machine and the cleaning machine.

Background

With the increasing demands of consumers on cleaning tools, the present inventors have made certain improvements on the conventional rolling brush cleaning mode, and proposed another cleaning mode, such as chinese patent No. ZL202111426239.1 (issued to CN 116158690B) entitled "a floor brush module for a cleaning machine and a cleaning machine", in which the conventional rolling brush is changed into a brush member having a special form, the brush member includes a base and a flexible brush plate, and the brush plate rotates to scrape stubborn stains off in a dry state by using friction force generated between the brush plate and the floor, and besides a negative pressure cleaning function, the cleaning machine can also provide cleaning liquid to a cleaning area to generate a better cleaning effect, so that the floor brush module of the cleaning machine can greatly promote the flow velocity of air flow in a flow channel while taking into consideration the cleaning effect in the process of absorbing particles of fluid, thereby forming a plane so as to greatly promote the dirt removing capability of the fluid, but has the following drawbacks:

Firstly, when the brush piece is in a cleaning process, the brush plate is thrown out due to the action of centrifugal force in the process of rotating at a high speed, so that the cleaning liquid is often lacking in the center of the brush piece, and the brush piece only depends on the friction force between the brush plate and the ground to be cleaned to scrape off stains in a dry state, so that the phenomenon of incomplete cleaning to a certain extent is caused;

Secondly, relative to a flow passage between the air inlet and the air outlet, although the lower part of the brush piece can extend into the flow passage, all brush plates of the brush piece are arranged in equal length relative to the seat body, so that residual cleaning liquid in the flow passage is difficult to scrape during shutdown;

thirdly, residual cleaning liquid is easy to leave in the cleaning process of each brush plate, and finally residual cleaning liquid is also caused to exist in the flow passage; for this reason, further improvements are required.

Disclosure of utility model

The first technical problem to be solved by the present utility model is to provide a floor brush module for reducing the phenomenon of incomplete cleaning, especially for the floor to be cleaned corresponding to the central area of the brush.

The second technical problem to be solved by the present utility model is to provide a floor brush module capable of better scraping the residual cleaning liquid in the flow channel in the stop state.

A third technical problem to be solved by the present utility model is to provide a cleaning machine with the above floor brush module, aiming at the above state of the art.

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

The cleaning machine comprises a shell, a cleaning machine fan module and a cleaning machine, wherein the shell is provided with an air inlet used for dust collection and an air outlet used for communication with the cleaning machine fan module, a vertically extending mounting hole is formed in the front side of the ground brush module in the advancing direction of the shell, and a flow channel which is positioned between the air inlet and the air outlet and is provided with a plane cyclone is formed between the mounting hole and the ground to be cleaned; and

The brush piece is rotatably arranged at the mounting hole of the shell, the rotation axis and the extending direction of the mounting hole extend in the same direction, and the lower part of the brush piece extends into the flow channel;

The method is characterized in that:

The brush piece comprises a base body and at least two flexible brush plates, wherein a liquid outlet is formed in the center of the base body, cleaning liquid can be supplied to the ground to be cleaned in the state that the liquid outlet is communicated with a cleaning liquid supply assembly, each brush plate is provided with a water holding area taking the liquid outlet as the center, and the water holding areas are in fluid communication with a runner.

In order to solve the second technical problem, that is, in order to realize fluid communication between the brushes in the floor brush module, so as to avoid dead angles where cleaning is not in place, preferably, the bottom wall of the shell is provided with a ring wall at the periphery of the lower edge of the corresponding mounting hole, the air inlet and the air outlet are both formed in the ring wall, the brushes are positioned in the center of the runner and provided with a first brush and a second brush which are at least arranged in pairs and have opposite rotation directions, the first brush and the second brush are adjacently arranged, correspondingly, the ring wall of the mounting hole of each brush is provided with an inflow port for cleaning fluid to flow in from opposite directions, the first brush and the second brush are in a group and are provided with an exhaust channel, and two first channels of the same group are communicated with the corresponding exhaust channel through the respective air outlet. Because the first brush piece and the second brush piece which are opposite in rotation direction are provided with the inflow openings, the cleaning water flowing out of the water holding area can flow between the first brush piece and the second brush piece, and the cleaning blind area caused by that the flow channels are not mutually interfered when the cleaning liquid only rotates along the brush pieces is avoided.

In order to be able to collect dirt, dust and other debris which is finally separated off under the influence of the fan module which is able to provide a negative pressure source, together with cleaning water, via the outflow opening, in a common collecting area, the circumferential wall of the mounting opening is preferably provided with an outflow opening for the fluid to flow to the exhaust passage, corresponding to the exhaust passage.

In order to reduce residual cleaning liquid in the flow channel when the amount of cleaning liquid flowing out from the central liquid outlet hole is excessive, preferably, at least two flow channel notches are arranged on the annular wall of the mounting hole corresponding to the lower end surface of the flow channel at intervals along the circumferential direction. The fan module for providing the negative pressure source in the cleaning machine can suck residual cleaning water in the space below, and the residual cleaning water can be discharged from the gaps of each flow passage if the water quantity is too much, so that the problem that excessive water flows are accumulated in the disc brush area after the wind pressure is reduced is avoided.

Further, each brush plate is a spiral arm type brush plate, and each brush plate is arranged at intervals along the circumferential direction of the seat body and is in a spiral radial shape as a whole. Thus, when the seat body of the brush is driven to rotate, the spiral arm-shaped brush plates are arranged, fluid in the water holding area can also spirally rotate in a vortex mode, and the extending direction of the inner side end of each brush plate is intersected with the adjacent brush plate, namely, a 'blocking arm' surrounding the water holding area is formed, so that the fluid flowing into the water holding area can infiltrate the ground to be cleaned corresponding to the central area of the brush for a longer time.

Further, each brush plate further includes an outer end remote from the rotational axis of the brush member and a side facing in the direction of rotation of the radial arms, the inner end of each radial arm brush plate extending in a direction intersecting the side of its adjacent brush plate. Because each brush plate is a cantilever brush plate, the brush plates are radially arranged along the spiral, the first trigger part of the actuating rod is triggered by the second trigger part to rotate, and finally the actuating rod stirs the corresponding brush plate to force the corresponding brush plate to expand outwards in the radial direction.

Further, the supply assembly of the cleaning liquid comprises:

The water supply flow passage is arranged on the front side of the shell and comprises a water supply inlet and a water supply outlet;

A supply pipe connected to a cleaning liquid of the cleaner water tank and to a water supply inlet of the water supply flow passage to supply the cleaning water stored in the water tank to a floor to be cleaned; and

And a pump installed at the supply pipe for pumping the cleaning liquid stored in the water tank.

Further, a driving mechanism is further arranged on the front side of the shell, a driving shaft is arranged at the output end of the driving mechanism, the brush pieces are arranged on the driving shafts corresponding to the driving shafts and can synchronously rotate along with the driving shafts, the driving shafts are hollow, a liquid outlet pipe is arranged in the driving shafts, the lower end of the liquid outlet pipe is communicated with the liquid outlet hole, and the upper end of the liquid outlet pipe is connected to a water supply outlet of the water supply flow channel in a sealing mode so that cleaning liquid flows out.

In order to solve the third technical problem, a cleaning machine with the floor brush module is provided, which is characterized in that: the device comprises a floor brush module, a separation module and a fan module, wherein the floor brush module, the separation module and the fan module are sequentially arranged along a fluid flow path, an inlet end of the separation module is in fluid communication with an air outlet, and an outlet end of the separation module is in fluid communication with an inlet end of the fan module.

In the floor brush module adopted by the inventor, a flow channel is formed between the front side mounting hole of the shell and the floor to be cleaned, and suction force formed by the fan module of the cleaner as a negative pressure source can be directly transmitted to the flow channel, so that particles such as dust are wrapped by fluid, enter the flow channel from the air inlet and are discharged from the air outlet, a cleaning blind area is easily formed for avoiding the floor to be cleaned corresponding to the center of the brush, the time for soaking cleaning liquid to the floor to be cleaned corresponding to the center of the brush needs to be increased, and a circulation port is formed between the inner side end of each brush plate and the brush plate adjacent to the inner side end of each brush plate due to the design of a water holding area. The term "water-holding" merely means that the fluid flowing into the water-holding area wets the floor surface to be cleaned corresponding to the central area of the brush for a longer period of time, and is a dynamic process, rather than maintaining the fluid in a static state with a specific amount, especially depending on the amount of cleaning liquid flowing through the water-holding area and the residence time of the cleaning liquid in the water-holding area during a given period of time, and also depending on the rotation speed of the brush and the magnitude of the negative pressure generated by the fan module, so that the cleaning liquid is always maintained in the interior of the brush when the floor brush is being moved for cleaning, and the cleaning dirt is cooperatively cleaned with the brush plate, thereby reducing the phenomenon of insufficient cleaning.

Compared with the prior art, the utility model has the advantages that: because each brush board of pedestal uses the liquid outlet hole to be formed with and hold the water region as the center, increased the area of holding water of brush like this, also increased the dwell time of cleaning solution in holding the water region, so, when the local brush module is moving the cleaning, the brush is inside to remain all the time has the existence of cleaning solution, cleans the spot with the brush board cooperation to reduce the phenomenon of cleaning in place.

Drawings

FIG. 1 is a schematic view of a floor brush module according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a structure of a first brush and a second brush with opposite rotation directions in a cleaning state according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a brush according to an embodiment of the present utility model;

FIG. 4 is a partial cross-sectional view of a floor brush module (supplying cleaning fluid from a water supply channel to a drive shaft and a drain pipe) according to an embodiment of the present utility model;

FIG. 5 is a partial cross-sectional view of another angle of the floor brush module (supplying cleaning fluid from the flow channel to the drive shaft and drain);

FIG. 6 is a schematic view of a water supply channel according to an embodiment of the present utility model;

Fig. 7 is a schematic structural view of a cleaning machine according to an embodiment of the present utility model.

Detailed Description

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

As shown in fig. 1 to 7, is a preferred embodiment of the present utility model. The cleaning machine of the present embodiment comprises a main body, a handle operable by a user, and a floor brush module located at the front side of the main body and movable along the floor to be cleaned, wherein a separation module 1a for separating fluid and a fan module 1b for providing a negative pressure source are provided in the main body, wherein the floor brush module, the separation module 1a and the fan module 1b are sequentially arranged along a fluid flow path, an inlet end of the separation module 1a is in fluid communication with an air outlet 12, an outlet end of the separation module 1a is in fluid communication with an inlet end of the fan module 1b, and the separation module 1a is used for separating dirt, dust and other debris from a dirty airflow in the fan module 1 b.

In this embodiment, the floor brush module is pivotally mounted at the lower front end of the main body and is used for treating the floor surface 100 to be cleaned, and comprises a housing 1 with a cavity, an air inlet 11 for dust collection and an air outlet 12 for communication with a cleaner fan module 1b, wherein the housing 1 is provided with a vertically extending mounting hole 13 at the front side of the floor brush module in the travelling direction, and a flow channel 14 which is positioned between the air inlet 11 and the air outlet 12 and is provided with a plane cyclone is formed between the mounting hole 13 and the floor surface to be cleaned; and a brush member rotatably provided at the mounting hole 13 of the housing 1 with a rotation axis extending in the same direction as the extending direction of the mounting hole 13, the brush member having a lower portion extending into the flow passage 14 and being capable of frictional rotation on the ground surface through which the brush member passes.

Referring to fig. 2, in order to realize fluid communication between brushes in the floor brush module, so as to avoid dead angles where cleaning is not in place, the bottom wall of the housing 1 in this embodiment has a circular wall 15 at the periphery of the lower edge of the corresponding mounting hole 13, the air inlet 11 and the air outlet 12 are both opened on the circular wall 15, the brushes are located in the center of the flow channel 14 and provided with at least a first brush 3 and a second brush 4 which are arranged in pairs and have opposite rotation directions, the first brush 3 and the second brush 4 are adjacently arranged, correspondingly, the circular wall 15 of the respective mounting hole 13 is opened with an inflow port 16 for the cleaning solution to flow in from opposite directions, the first brush 3 and the second brush 4 are in a group and have an exhaust channel 5, and two first flow channels 14 of the same group are communicated with the corresponding exhaust channel 5 through the respective air outlets 12. Because the inflow opening 16 is arranged between the first brush 3 and the second brush 4 with opposite rotation directions, the cleaning water flowing out of the water holding area can flow between the first brush 3 and the second brush 4 mutually, and the cleaning blind area generated by that the flow channels 14 are not mutually interfered when the cleaning liquid only rotates along the brush. In addition, the circumferential wall 15 of the mounting hole 13 is provided with an outflow opening 17 for fluid to flow to the exhaust passage 5 corresponding to the exhaust passage 5, so that dirt, dust and other debris which are finally separated out can be collected in a common collecting area together with cleaning water flowing out through the outflow opening 17 under the action of the fan module 1b which can provide a negative pressure source.

In order to reduce residual cleaning liquid in the flow channel 14 when the amount of cleaning liquid flowing out from the central liquid outlet hole 23 is excessive, at least two flow channel notches 131 are circumferentially arranged on the annular wall 15 of the mounting hole 13 corresponding to the lower end surface of the flow channel 14 at intervals, the fan module 1b for providing a negative pressure source in the cleaning machine can absorb residual cleaning water in the lower space, and the residual cleaning water can be discharged from each flow channel notch 131 when the amount of water is excessive, so that the problem that excessive water flow accumulates in the brush area after wind pressure is reduced is avoided. In addition, in the present embodiment, each brush plate 22 is a radial brush plate 22, and each brush plate 22 is disposed at intervals along the circumferential direction of the base 21 and is in a spiral radial shape as a whole. The brush plates 22 are arranged at intervals along the circumferential direction of the base 21 and are spirally and radially arranged as a whole. Thus, when the brush body 21 is driven to rotate, the spiral vortex rotation can be performed on the fluid in the water holding area due to the arrangement of the spiral arm type brush plates 22, and the extending direction of the inner side end 223 of each brush plate 22 is intersected with the adjacent brush plate 22, namely, a 'blocking arm' surrounding the water holding area is formed, so that the fluid flowing into the water holding area can infiltrate the floor to be cleaned corresponding to the central area of the brush for a longer time.

The specific fluid and the structure of the related exhaust channel 5 are as designed in the chinese patent No. ZL202111426239.1 according to the previous design of the present inventor, and will not be described again. And the cleaning water in the water holding area is in the form of a central liquid, the supply assembly of the cleaning liquid includes a water supply flow passage 6 provided on the front side of the housing 1 and having a water supply inlet and a water supply outlet, and a supply pipe (which may be a hose, not shown) connected to the cleaning liquid of the tank of the cleaning machine and connected to the water supply inlet of the water supply flow passage 6 to supply the cleaning water stored in the tank to the floor to be cleaned, and a pump (not shown) for pumping the cleaning liquid stored in the tank is installed at the supply pipe. The front side of casing 1 is provided with actuating mechanism, actuating mechanism's output has the drive shaft 7 of vertical extension, the brush is installed on corresponding drive shaft 7 and can rotate along with drive shaft 7 is synchronous, drive shaft 7 cavity, and be provided with drain pipe 8 in it, the lower extreme and the liquid outlet 23 intercommunication of drain pipe 8, and the upper end sealing connection of drain pipe 8 is in the water supply export of water supply runner 6 for the cleaning solution to flow, this drive shaft 7 is cavity in order to supply out liquid pipe 8 to place wherein, and the connecting seat is the local structure of drive shaft 7, enable the structure of whole ground brush module compacter.

In summary, by adding the "water holding" structure of the water holding area based on the planar cyclone of the flow channel 14, the cleaning liquid always exists in the center of the brush member, and the dirt is cleaned in cooperation with the brush plate 22, and finally the separated dirt, dust and other debris are collected in a common collecting area together with the cleaning water.

Claims (9)

1. A floor brush module for a cleaning machine includes

The cleaning machine comprises a shell (1) and a cleaning machine fan module, wherein the shell (1) is provided with an air inlet (11) for dust collection and an air outlet (12) for communication with the cleaning machine fan module (1 b), the front side of the shell (1) in the advancing direction of the floor brush module is provided with a vertically extending mounting hole (13), and a flow passage (14) which is positioned between the air inlet (11) and the air outlet (12) and is provided with a plane cyclone is formed between the mounting hole (13) and the floor to be cleaned; and

The brush piece is rotatably arranged at the mounting hole (13) of the shell (1) and the rotation axis extends in the same direction as the extending direction of the mounting hole (13), and the lower part of the brush piece extends into the runner (14);

The method is characterized in that:

The brush piece comprises a base body (21) and at least two flexible brush plates (22), wherein a liquid outlet hole (23) is formed in the center of the base body (21), cleaning liquid can be supplied to the ground to be cleaned in the state that the liquid outlet hole (23) is communicated with a cleaning liquid supply assembly, each brush plate (22) is provided with a water holding area taking the liquid outlet hole (23) as the center, and the water holding areas are in fluid communication with the flow channel (14).

2. The floor brush module of claim 1, wherein: the bottom wall of casing (1) has rampart (15) in the periphery of corresponding mounting hole (13) lower edge, air intake (11) and air outlet (12) are all offered on rampart (15), the brush is located the central authorities of runner (14) are provided with at least in pairs and opposite first brush (3) and second brush (4) of rotation direction, first brush (3) and second brush (4) set up adjacently, correspondingly, first brush (3) and second brush (4) set up on rampart (15) of respective mounting hole (13) supply cleaning solution inflow (16) from the subtend inflow, and first brush (3) and second brush (4) are a set of and have a passageway (5) of airing exhaust, and two first runners (14) of same group are linked together with corresponding passageway (5) of airing exhaust through respective air outlet (12).

3. The floor brush module of claim 2, wherein: the annular wall (15) of the mounting hole (13) is provided with an outflow opening (17) for fluid to flow to the exhaust channel (5) corresponding to the exhaust channel (5).

4. A floor brush module according to claim 3, characterized in that: at least two runner notches (131) are formed in the annular wall (15) of the mounting hole (13) corresponding to the lower end face of the runner (14) at intervals along the circumferential direction.

5. The floor brush module according to any one of claims 1 to 4, wherein: the brush plates (22) are spiral arm-shaped brush plates (22), and the brush plates (22) are circumferentially arranged at intervals along the base body (21) and are in a spiral radial shape as a whole.

6. The floor brush module of claim 2, wherein: each brush plate (22) further comprises an outer end (221) remote from the axis of rotation of the brush and a side (222) facing the direction of rotation of the radial arms, the inner end (223) of each radial arm brush plate (22) extending in a direction intersecting the side (222) of its adjacent brush plate (22).

7. The floor brush module of claim 1, wherein: the cleaning liquid supply assembly comprises:

A water supply flow passage (6) which is arranged on the front side of the shell (1) and comprises a water supply inlet and a water supply outlet;

A supply pipe connected to a cleaning liquid of a cleaner water tank and to a water supply inlet of the water supply flow passage (6) to supply the cleaning water stored in the water tank to a floor to be cleaned; and

And a pump installed at the supply pipe for pumping the cleaning liquid stored in the water tank.

8. The floor brush module of claim 7, wherein: the front side of casing (1) still is provided with actuating mechanism, actuating mechanism's output has drive shaft (7), the brush is installed respectively corresponding on drive shaft (7) and can rotate along with drive shaft (7) synchronization, drive shaft (7) cavity to be provided with drain pipe (8) in it, the lower extreme of drain pipe (8) with play liquid hole (23) intercommunication, and the upper end sealing connection of drain pipe (8) is in on the water supply outlet of water supply runner (6) for the cleaning solution flows.

9. A cleaning machine using the floor brush module according to any one of claims 1 to 8, characterized in that: the device comprises a floor brush module, a separation module (1 a) and a fan module (1 b) for separating fluid, wherein the fan module (1 b) is used for providing a negative pressure source, the floor brush module, the separation module (1 a) and the fan module (1 b) are sequentially arranged along a fluid flow path, the inlet end of the separation module (1 a) is in fluid communication with the air outlet (12), and the outlet end of the separation module (1 a) is in fluid communication with the inlet end of the fan module (1 b).