CN216364938U - Roller brush mechanism of floor washing machine and floor brush device - Google Patents

Abstract

The utility model discloses a rolling brush mechanism of a floor washing machine and a floor brush device, wherein the rolling brush mechanism comprises: rolling and brushing; the motor is connected with the rolling brush to drive the rolling brush to rotate and comprises a shell and a heat dissipation system arranged in the shell, and the shell is provided with an air inlet and an air outlet; the air guide shell is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are arranged on the same side of the air guide shell and are arranged side by side, the air guide shell is arranged on the shell and is limited with the shell, the air inlet cavity and the air outlet cavity are arranged separately, the air inlet cavity is communicated with the air inlet channel, and the air outlet cavity is communicated with the air outlet channel and the air outlet channel. The rolling brush mechanism can realize air outlet and air inlet at the same side when radiating, and is convenient for arrangement in the floor brush device.

Description

Roller brush mechanism of floor washing machine and floor brush device

Technical Field

The utility model relates to the technical field of domestic electric appliances, in particular to a rolling brush mechanism of a floor washing machine and a floor brush device.

Background

In the prior art, because the air inlet path and the air outlet path in the roller brush mechanism of the floor washing machine are unreasonable in design, the space occupied by the air inlet path and the air outlet path is large, so that the whole volume of the roller brush mechanism is large, and the arrangement of the roller brush mechanism is inconvenient in consideration of the arrangement of the air inlet direction and the air outlet direction.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, one object of the present invention is to provide a rolling brush mechanism of a floor washing machine, which can realize air outlet and air inlet at the same side when the rolling brush mechanism dissipates heat, and facilitates the arrangement of the rolling brush mechanism in a floor brush device.

The utility model also aims to provide a floor brush device of a floor washing machine, so as to apply the rolling brush mechanism.

According to the embodiment of the utility model, the rolling brush mechanism of the floor washing machine comprises: rolling and brushing; the motor is connected with the rolling brush to drive the rolling brush to rotate, the motor comprises a shell and a heat dissipation system arranged in the shell, and the shell is provided with an air inlet and an air outlet; the air guide shell is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are arranged on the same side of the air guide shell and are arranged side by side, the air guide shell is arranged on the shell, an air inlet cavity and an air outlet cavity are limited between the air guide shell and the shell, the air inlet cavity and the air outlet cavity are separately arranged, the air inlet cavity is communicated with the air inlet and the air inlet channel, and the air outlet cavity is communicated with the air outlet and the air outlet channel.

According to the rolling brush mechanism of the floor washing machine, the air guide shell is arranged on the shell of the motor, and the air inlet cavity and the air outlet cavity which are separated are limited between the air guide shell and the shell, so that an air inlet path and an air outlet path of the rolling brush mechanism are compact, the rolling brush mechanism is compact in integral structure, ingenious in design and small in size. And because the air inlet channel and the air outlet channel which are arranged side by side are arranged on the same side of the air guide shell, air outlet and air inlet on the same side can be realized when the rolling brush mechanism dissipates heat, and the arrangement of the rolling brush mechanism in the floor brush device is convenient.

In some embodiments, the casing is provided with an air inlet end, the air inlet end and the output shaft of the motor are arranged at two opposite ends of the casing, the air inlet is arranged at the air inlet end, and the air outlet is arranged at the circumferential side part of the casing.

In some embodiments, the air guide shell is sleeved on the circumferential side portion of the casing, and a first gap is defined between the air guide shell and the circumferential side portion of the casing.

In some embodiments, the wind-directing enclosure comprises: the shell part is sleeved on the circumferential side part of the shell; the air guide part is arranged in the shell and is abutted against the air inlet end, an air guide groove is arranged on the air guide part, the air guide groove is arranged corresponding to the air inlet, the air inlet cavity is formed between the air guide groove and the air inlet end, and a first through hole and a second through hole are formed in the air guide part; the air inlet channel and the air outlet channel are arranged on the extension part and extend to the air guide part, the first through hole is communicated with the air inlet channel and the air guide groove, and the second through hole is communicated with the air outlet channel.

In some embodiments, a second gap is defined between the air guide portion and the housing portion, the second through hole communicates with the second gap, the second gap and the first gap form the air outlet cavity, and the air outlet is provided in plurality at intervals around the circumferential side portion.

In some embodiments, the air guide groove is an arc-shaped groove, the air inlet is provided in a plurality, and the plurality of air inlets are arranged at intervals along the circumference of the arc-shaped groove.

In some embodiments, a positioning boss is arranged on the air inlet end, a positioning groove is arranged on the air guide part, and the positioning groove is matched with the positioning boss.

In some embodiments, the motor and the roller brush are disposed along a same axial direction, and the air inlet channel and the air outlet channel extend along the axial direction of the motor.

In some embodiments, an accommodating space is formed in the rolling brush, the air guide shell and the motor are arranged in the accommodating space, an opening communicated with the accommodating space is formed in one end of the rolling brush, and the air inlet channel and the air outlet channel extend towards one side of the opening.

The floor brush device of the floor washing machine provided by the embodiment of the utility model comprises: a housing; the rolling brush mechanism is arranged on the shell and is the rolling brush mechanism.

According to the floor brush device of the floor washing machine, the air inlet path and the air outlet path of the rolling brush mechanism are compact in structure, so that the rolling brush mechanism is small in size, the size of the floor brush device is reduced, the portability of the floor brush device is improved, and better user experience is brought.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of the internal structure of a rolling brush mechanism in an embodiment of the present invention;

FIG. 2 is a first sectional view of the assembly of the air guiding shell and the casing according to the embodiment of the present invention;

FIG. 3 is a sectional view of the assembly of the air guiding shell and the casing in the embodiment of the present invention;

FIG. 4 is a cross-sectional view of a wind scooper according to an embodiment of the present invention;

FIG. 5 is an exploded view of the roller brush mechanism of an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a floor brush device according to an embodiment of the present invention.

Reference numerals:

2. a rolling brush mechanism;

21. rolling and brushing;

2101. opening the mouth; 2102. a bushing member; 21021. a keyway;

22. a motor;

221. a housing; 2211. an air inlet; 2212. an air outlet; 2213. an air inlet end; 2214. positioning the boss; 2215. an output shaft; 2216. a spline; 2217. a speed reducer;

23. a wind guide shell;

2301. an air inlet channel; 2302. an air outlet channel;

231. a housing portion;

232. a wind guide part; 2321. a wind guide groove; 2322. a first through hole; 2323. a second through hole; 2324. positioning a groove;

233. an extension portion;

24. a first mounting seat; 25. a second mounting seat;

201. a first gap; 202. a second gap;

100. a floor brush device; 1. a housing.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A roll brush mechanism 2 of a floor washing machine according to an embodiment of the present invention will be described with reference to fig. 1 to 5.

As shown in fig. 1 and 2, a rolling brush mechanism 2 of a floor washing machine according to an embodiment of the present invention includes: rolling brush 21, motor 22, wind-guiding shell 23.

The motor 22 is connected to the rolling brush 21 to drive the rolling brush 21 to rotate, the motor 22 includes a housing 221 and a heat dissipation system disposed in the housing 221, and the housing 221 is provided with an air inlet 2211 and an air outlet 2212. The heat dissipation system may be a heat dissipation fan (not shown), the motor 22 further includes a rotor assembly (not shown), the structures of the heat dissipation fan and the rotor assembly may refer to the prior art, which is not described herein again, the rotor drives the heat dissipation fan and the rolling brush 21 to rotate, a negative pressure is formed at one side of the heat dissipation fan to drive air to enter from the air inlet 2211, the air passes through the winding portion of the rotor and then drives heat to be discharged from the air outlet 2212 to achieve heat dissipation of the motor 22, and the motor 22 drives the rolling brush 21 to rotate to clean the ground when the rolling brush mechanism 2 works.

The air guide shell 23 is provided with an air inlet channel 2301 and an air outlet channel 2302, the air inlet channel 2301 and the air outlet channel 2302 are arranged on the same side of the air guide shell 23 and are arranged side by side, the air guide shell 23 is arranged on the shell 221, an air inlet cavity and an air outlet cavity are defined between the air guide shell 23 and the shell 221, the air inlet cavity and the air outlet cavity are separately arranged, the air inlet cavity is communicated with the air inlet 2211 and the air inlet channel 2301, and the air outlet cavity is communicated with the air outlet 2212 and the air outlet channel 2302. An airflow path required by heat dissipation is defined between the air guide shell 23 and the casing 221, air enters the air inlet cavity through the air inlet channel 2301, then enters the casing 221, exchanges heat with the winding part of the rotor, then hot air enters the air outlet cavity through the air outlet 2212, and finally is discharged from the air outlet channel 2302 (see fig. 1, wherein the arrow direction is the flowing direction of the air), and the arrangement of the air inlet path and the air outlet path for heat dissipation of the motor 22 is more compact by adopting the mode.

According to the rolling brush mechanism 2 of the floor washing machine, the air guide shell 23 is arranged on the shell 221 of the motor 22, and the air guide shell 23 and the shell 221 define the separated air inlet cavity and air outlet cavity, so that an air inlet path and an air outlet path of the rolling brush mechanism 2 are compact, and the rolling brush mechanism 2 is compact in integral structure, ingenious in design and small in size. And because the same side of the air guide shell 23 is provided with the air inlet channel 2301 and the air outlet channel 2302 which are arranged side by side, the air outlet and the air inlet at the same side can be realized when the rolling brush mechanism 2 dissipates heat, and the arrangement of the rolling brush mechanism 2 in the floor brush device 100 is convenient.

In some embodiments, as shown in fig. 1, 2, and 3, the casing 221 is provided with an air inlet end 2213, the air inlet end 2213 and the output shaft 2215 of the motor 22 are provided at two opposite ends of the casing 221, the air inlet 2211 is provided at the air inlet end 2213, and the air outlet 2212 is provided at a circumferential side portion of the casing 221. Assuming that the end of the casing 221 where the output shaft 2215 is disposed is a head, the air inlet end 2213 is a tail of the casing 221, and the heat dissipation fan is generally disposed at the tail of the casing 221 to draw air for heat dissipation, so that the air inlet 2211 is disposed at the air inlet end 2213 to ensure that air directly enters the casing, the air inlet effect is good, the air outlet 2212 is disposed at a circumferential side of the casing 221 to discharge hot air from a side of the casing 221, heat is discharged more quickly, and the heat dissipation effect is good.

In some embodiments, as shown in fig. 1, a reducer 2217 is connected to the motor 22, and the output end of the reducer 2217 is an output shaft 2215, so that the speed of the motor 22 can be reduced by the reducer 2217, and the rolling brush 21 can rotate at a suitable speed.

In some embodiments, as shown in fig. 1, spline 2216 is disposed on output shaft 2215, bush 21 is disposed with bush 2102, bush 2102 is disposed with key slot 21021, and key slot 21021 is fitted on spline 2216 to realize power transmission between output shaft 2215 and bush 21.

In some embodiments, as shown in fig. 1, the wind guiding shell 23 is sleeved on the circumferential side portion of the casing 221, and a first gap 201 is defined between the wind guiding shell 23 and the circumferential side portion of the casing 221. Hot-blast can flow to air-out passageway 2302 along first clearance 201 after flowing out from air outlet 2212, avoids hot-blast diffusion all around, is favorable to the heat to discharge, guarantees the radiating effect.

In some embodiments, as shown in fig. 2, 3, and 4, the wind-guiding shell 23 includes: a housing 231, a wind guiding portion 232, and an extending portion 233, wherein the housing 231 is sleeved on the circumferential side of the casing 221; the air guiding portion 232 is arranged in the housing portion 231 and abutted against the air inlet end 2213, an air guiding groove 2321 is arranged on the air guiding portion 232, the air guiding groove 2321 is arranged corresponding to the air inlet 2211, an air inlet cavity is formed between the air guiding groove 2321 and the air inlet end 2213, and a first through hole 2322 and a second through hole 2323 are arranged on the air guiding portion 232; the extension portion 233 is disposed on the housing portion 231, the air inlet channel 2301 and the air outlet channel 2302 are disposed on the extension portion 233 and extend to the air guiding portion 232, the first through hole 2322 communicates the air inlet channel 2301 and the air guiding groove 2321, and the second through hole 2323 communicates the air outlet channel 2302. When the heat dissipation system works, air enters from the air inlet channel 2301, flows out from the first through hole 2322, enters the air guide groove 2321, then enters the air inlet 2211 along the air guide groove 2321, so that air inlet inside the motor 22 is realized, after heat exchange between the air and the winding part of the rotor, hot air flows out from the air outlet 2212 on the circumferential side part of the shell 221 so as to realize heat discharge, and finally flows out from the air outlet channel 2302. The extension portion 233 may provide the air inlet passage 2301 and the air outlet passage 2302 with a long passage length, which is advantageous for introducing air and discharging hot air when the brush roller mechanism 2 is installed on the floor brush device 100.

The air guide shell 23 comprises the shell 231, the air guide part 232 and the extension part 233, and an air inlet path and an air outlet path are defined between the components and the shell 221, so that the air guide shell is compact in structural layout and high in utilization space.

In some embodiments, as shown in fig. 2, 3, and 4, a second gap 202 is defined between the air guiding portion 232 and the housing portion 231, the second through hole 2323 communicates with the second gap 202, the second gap 202 and the first gap 201 form an air outlet cavity, and the air outlet 2212 is provided in plurality at intervals around the circumferential side portion. By adopting the structure, the air outlet cavity formed by the second gap 202 and the first gap 201 has larger space volume, hot air can enter the air outlet cavity from different positions through the plurality of air outlets 2212, the hot air is discharged in an accelerated manner, the problem of blockage caused by accumulation of hot air is avoided, and the heat dissipation effect can be improved.

For example, as shown in fig. 1, the air outlets 2212 may be disposed at four positions, i.e., the upper position, the lower position, the front position, the rear position, and the front position, of the casing 221, so that hot air can enter the air outlet cavity from four directions, i.e., the upper direction, the lower direction, the front direction, and the rear direction, respectively, and thus the problem that heat is accumulated inside the casing 221 and cannot be effectively dissipated due to untimely discharge of hot air can be avoided.

In other embodiments, the air outlets 2212 may also be disposed in multiple numbers along the axial direction of the casing 221, which can accelerate the discharge of hot air and improve the heat dissipation effect.

In some embodiments, as shown in fig. 4, the wind guide portion 232 is circular, and considering that the roller brush 21 has a cylindrical structure, the circular wind guide portion 232 can ensure that the width of the second gap 202 is uniform.

In some embodiments, as shown in fig. 2 and 3, the air guiding groove 2321 is an arc-shaped groove, the air inlet 2211 is provided in a plurality, and the plurality of air inlets 2211 are spaced along the circumference of the arc-shaped groove. After the air enters the air guide slot 2321 through the air inlet channel 2301 and the first through hole 2322, the air can flow from the two sides of the arc-shaped slot, and then enters the casing 221 from the air inlets 2211 at the two sides, so that the inlet amount and the speed of the cold air are improved, the heat dissipation process is accelerated, and the heat dissipation effect is improved.

For example, as shown in fig. 3, the air inlets 2211 are disposed on the front and rear sides of the air inlet end 2213, and two air inlets 2211 are disposed on each side, so that the intake amount and the speed of the cold air can be effectively increased.

In some embodiments, as shown in fig. 2, a positioning boss 2214 is disposed on the air inlet end 2213, a positioning groove 2324 is disposed on the air guiding portion 232, the positioning groove 2324 is matched with the positioning boss 2214, and the positioning groove 2324 and the positioning boss 2214 are matched with each other, so that the coaxiality of the air guiding shell 23 and the casing 221 during assembly can be improved, and the installation reliability of the two is ensured.

Specifically, as shown in fig. 2, the positioning boss 2214 is circular and is disposed at the center of the air inlet end 2213, and the positioning slot 2324 is disposed at the center of the air guiding portion 232, so as to ensure that the coaxiality of the air guiding shell 23 and the casing 221 is good after the positioning slot 2324 is engaged with the positioning boss 2214.

Optionally, the positioning boss 2214 may also be a positioning column arranged on the air inlet end 2213, the positioning columns are uniformly distributed on the air inlet end 2213, and the positioning groove 2324 is arranged on the air guiding portion 232 and is matched with the positioning columns in a one-to-one correspondence manner, so that the good coaxiality of the air guiding shell 23 and the casing 221 can be ensured.

In some embodiments, the motor 22 and the roller brush 21 are disposed along the same axial direction, and the air inlet passage 2301 and the air outlet passage 2302 extend along the axial direction of the motor 22. Round brush 21 rotates in order to realize wasing ground on ground, and round brush 21 is the level and arranges promptly, sets up motor 22 and round brush 21 along same axis direction, inlet air duct 2301 and air-out passageway 2302 extend along motor 22's axis direction makes the air current of heat dissipation in-process can directly advance directly out, reduces the air current route of turning, guarantees that the air current is unobstructed.

In some embodiments, as shown in fig. 1, an accommodating space is provided in the rolling brush 21, the air guide casing 23 and the motor 22 are provided in the accommodating space, an opening 2101 communicated with the accommodating space is provided at one end of the rolling brush 21, and the air inlet channel 2301 and the air outlet channel 2302 are extended toward one side of the opening 2101. That is, the air guide casing 23 and the motor 22 can be built in the rolling brush 21, so that the whole rolling brush mechanism 2 has a more compact structure and a smaller volume, which is beneficial to saving the space inside the floor brush device 100 and further improving the space utilization rate.

In some embodiments, as shown in fig. 2, the housing 231 is circular and the casing 221 is circular, in this way, the air guiding housing 23 and the motor 22 can be conveniently arranged in the accommodating space.

In some embodiments, as shown in fig. 1 and 5, the rolling brush mechanism 2 further includes: the first mounting seat 24 is rotatably connected to one end, away from the air guide shell 23, of the rolling brush 21, the first mounting seat 24 is used for being fixed on the machine shell 1 of the floor brush device 100, the second mounting seat 25 is connected to the air guide shell 23, and the second mounting seat 25 is used for being fixed on the machine shell 1 of the floor brush device 100, so that the rolling brush mechanism 2 is mounted on the floor brush device 100.

In the following, an embodiment of the inventive floor washing machine with a roller brush mechanism 2 will be described with reference to the drawings.

As shown in fig. 1 to 5, the roll brush mechanism 2 of the floor washing machine includes: rolling brush 21, motor 22, wind-guiding shell 23.

The motor 22 is connected to the rolling brush 21 to drive the rolling brush 21 to rotate, the motor 22 includes a housing 221 and a heat dissipation system disposed in the housing 221, and the housing 221 is provided with an air inlet 2211 and an air outlet 2212.

The air guide shell 23 is provided with an air inlet channel 2301 and an air outlet channel 2302, the air inlet channel 2301 and the air outlet channel 2302 are arranged on the same side of the air guide shell 23 and are arranged side by side, the air guide shell 23 is arranged on the shell 221, an air inlet cavity and an air outlet cavity are defined between the air guide shell 23 and the shell 221, the air inlet cavity and the air outlet cavity are separately arranged, the air inlet cavity is communicated with the air inlet 2211 and the air inlet channel 2301, and the air outlet cavity is communicated with the air outlet 2212 and the air outlet channel 2302.

An air inlet end 2213 is arranged on the machine shell 221, the air inlet end 2213 and the output shaft of the motor 22 are arranged at two opposite ends of the machine shell 221, an air inlet 2211 is arranged on the air inlet end 2213, and an air outlet 2212 is arranged on the circumferential side portion of the machine shell 221.

The air guide shell 23 is sleeved on the circumferential side portion of the casing 221, and a first gap 201 is defined between the air guide shell 23 and the circumferential side portion of the casing 221.

The air guide casing 23 includes: a housing 231, an air guide 232, and an extension 233. The housing 231 is fitted over the circumferential side of the casing 221; the air guiding portion 232 is arranged in the housing portion 231 and abutted against the air inlet end 2213, an air guiding groove 2321 is arranged on the air guiding portion 232, the air guiding groove 2321 is arranged corresponding to the air inlet 2211, an air inlet cavity is formed between the air guiding groove 2321 and the air inlet end 2213, and a first through hole 2322 and a second through hole 2323 are arranged on the air guiding portion 232; the extension portion 233 is disposed on the housing portion 231, the air inlet channel 2301 and the air outlet channel 2302 are disposed on the extension portion 233 and extend to the air guiding portion 232, the first through hole 2322 communicates the air inlet channel 2301 and the air guiding groove 2321, and the second through hole 2323 communicates the air outlet channel 2302.

A second gap 202 is defined between the air guiding portion 232 and the housing portion 231, the second through hole 2323 communicates with the second gap 202, the second gap 202 and the first gap 201 form an air outlet cavity, and the number of the air outlets 2212 is four around the circumferential side portion at intervals. The air guide slot 2321 is an arc-shaped slot, air inlets 2211 are arranged on two opposite sides of the arc-shaped slot, and two air inlets 2211 are arranged on each side.

The air inlet end 2213 is provided with a positioning boss 2214, the positioning boss 2214 is circular and is arranged at the center of the air inlet end 2213, the air guide part 232 is provided with a positioning groove 2324, the positioning groove 2324 is arranged at the center of the air guide part 232, and the positioning groove 2324 is matched with the positioning boss 2214.

The motor 22 and the roller brush 21 are disposed along the same axial direction, and the air inlet passage 2301 and the air outlet passage 2302 extend along the axial direction of the motor 22.

An accommodating space is arranged in the rolling brush 21, the air guide shell 23 and the motor 22 are arranged in the accommodating space, an opening 2101 communicated with the accommodating space is arranged at one end of the rolling brush 21, and the air inlet channel 2301 and the air outlet channel 2302 are arranged in an extending mode towards one side of the opening 2101. The housing 231 is circular, and the casing 221 is circular.

As shown in fig. 6, the floor brush assembly 100 of the floor washing machine according to the embodiment of the present invention includes: a housing 1 and a rolling brush mechanism 2.

The rolling brush mechanism 2 is arranged on the shell 1, and the rolling brush mechanism 2 is the rolling brush mechanism 2 in the previous paragraph.

According to the floor brush device 100 of the floor washing machine, the air inlet path and the air outlet path of the rolling brush mechanism 2 are compact in structure, so that the rolling brush mechanism 2 is small in size, the size of the floor brush device 100 is reduced, the portability of the floor brush device 100 is improved, and better user experience is brought.

Other constructions and operations of the rolling brush mechanism 2 according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "some embodiments," "optionally," "further," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A roller brush mechanism of a floor washing machine, comprising:

rolling and brushing;

the motor is connected with the rolling brush to drive the rolling brush to rotate, the motor comprises a shell and a heat dissipation system arranged in the shell, and the shell is provided with an air inlet and an air outlet;

the air guide shell is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are arranged on the same side of the air guide shell and are arranged side by side, the air guide shell is arranged on the shell, an air inlet cavity and an air outlet cavity are limited between the air guide shell and the shell, the air inlet cavity and the air outlet cavity are separately arranged, the air inlet cavity is communicated with the air inlet and the air inlet channel, and the air outlet cavity is communicated with the air outlet and the air outlet channel.

2. The roller brush mechanism of a floor washing machine according to claim 1, wherein an air inlet end is provided on the housing, the air inlet end and the output shaft of the motor are provided at opposite ends of the housing, the air inlet is provided at the air inlet end, and the air outlet is provided at a circumferential side portion of the housing.

3. The rolling brush mechanism of a floor washing machine according to claim 2, wherein the air guide shell is sleeved on the circumferential side portion of the casing, and a first gap is defined between the air guide shell and the circumferential side portion of the casing.

4. The scrubber mechanism of claim 3, wherein the deflector shell comprises:

the shell part is sleeved on the circumferential side part of the shell;

the air guide part is arranged in the shell and is abutted against the air inlet end, an air guide groove is arranged on the air guide part, the air guide groove is arranged corresponding to the air inlet, the air inlet cavity is formed between the air guide groove and the air inlet end, and a first through hole and a second through hole are formed in the air guide part;

the air inlet channel and the air outlet channel are arranged on the extension part and extend to the air guide part, the first through hole is communicated with the air inlet channel and the air guide groove, and the second through hole is communicated with the air outlet channel.

5. The scrubber mechanism as recited in claim 4, wherein a second gap is defined between the air guide portion and the housing portion, the second through hole communicates with the second gap, the second gap and the first gap form the air outlet chamber, and the air outlet is provided in plurality at intervals around the circumferential side portion.

6. The rolling brush mechanism of a floor washing machine according to claim 4, wherein the air guide groove is an arc-shaped groove, the air inlet is provided in a plurality, and the plurality of air inlets are spaced apart along the circumference of the arc-shaped groove.

7. The rolling brush mechanism of floor washing machine as claimed in claim 4, wherein the air inlet end is provided with a positioning boss, the air guiding part is provided with a positioning groove, and the positioning groove is matched with the positioning boss.

8. The roller brush mechanism of a floor washing machine according to claim 1, wherein the motor and the roller brush are disposed along the same axial direction, and the air inlet channel and the air outlet channel extend along the axial direction of the motor.

9. The rolling brush mechanism of a floor washing machine according to claim 1, wherein an accommodating space is provided in the rolling brush, the air guide shell and the motor are provided in the accommodating space, an opening communicated with the accommodating space is provided at one end of the rolling brush, and the air inlet channel and the air outlet channel are extended toward one side of the opening.

10. A floor brush assembly for a floor scrubbing machine, comprising:

a housing;

a rolling brush mechanism provided on the casing, the rolling brush mechanism being the rolling brush mechanism of the floor washing machine according to any one of claims 1 to 9.

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