CN219846361U

CN219846361U - Floor brush assembly for cleaning machine and cleaning machine

Info

Publication number: CN219846361U
Application number: CN202320700948.2U
Authority: CN
Inventors: 倪晓龙; 曹斌; 张旭东; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-10-20
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to a floor brush component for a cleaning machine and the cleaning machine, wherein a brush head is rotatably arranged in a wind channel of a shell and at least partially positioned below a dirt sucking port, a movable plate is arranged on the shell, a stop part on a locking piece can lock the movable plate on the shell, when the stop part of the locking piece is separated from the locking of the movable plate, the movable plate can move downwards relative to the shell to support a surface to be cleaned under the action of an elastic piece, at the moment, the shell and the brush head arranged on the shell can move upwards relative to the surface to be cleaned, so that the friction force between the brush head and the surface to be cleaned is reduced, namely, the friction force between the brush head and the carpet can be reduced by switching the state of the movable plate when the carpet is cleaned, the carpet can be smoothly dragged back and forth, the user can push and pull the carpet, and the user can save labor, and the requirement of the user can be met.

Description

Floor brush assembly for cleaning machine and cleaning machine

Technical Field

The utility model belongs to the technical field of household washing and cleaning, and particularly relates to a floor brush assembly for a cleaning machine and the cleaning machine.

Background

The cleaning machine is a floor washing machine or a floor sweeping machine, and sucks the mixture of dust and the like mixed with water vapor on the floor into a storage cavity of the cleaning machine.

The present floor washer such as chinese patent publication No. ZL202221568422.5 (issued patent No. CN 217659637U) discloses a floor washer, which comprises a base, a main body pivotally connected to the base, and a handle extending outward from the top of the main body, wherein a suction device and a supply tank are provided in the main body, a recovery tank is provided in the base, the recovery tank is configured to store dirt sucked by the suction device from a surface to be cleaned, and a gas-liquid separation structure is provided in the recovery tank to separate the dirt into gas and liquid and store the separated liquid in the recovery tank, and the gas is sucked and discharged by the suction device.

The floor washing machine realizes the cleaning of the floor to be cleaned, but when a user needs to clean the carpet, the cleaning structure (brush head) of the floor washing machine has larger friction force with the carpet, and the carpet cleaning is laborious.

Accordingly, there is a need for further improvements to existing cleaning machines.

Disclosure of Invention

The first technical problem to be solved by the present utility model is to provide a floor brush assembly for a cleaning machine, which can reduce friction between a brush head and a surface to be cleaned.

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

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

a housing having a windward passage therein, the housing having an exhaust port communicating with the windward passage, and a dirt suction port communicating with the windward passage at a bottom of the housing, the exhaust port being located downstream of the dirt suction port along a fluid flow path;

the brush head is rotatably arranged in the wind passage and is at least partially positioned below the dirt suction port and used for brushing the surface to be cleaned;

the movable plate is arranged on the shell;

a locking member provided on the housing and having a stopper portion for restraining the movable plate on the housing, and arranged to be movable relative to the housing to disengage the stopper portion thereof from the movable plate; a kind of electronic device with high-pressure air-conditioning system

The elastic piece acts on the movable plate and enables the movable plate to always move downwards until the movable plate is at least partially positioned under the shell, so that the shell and the brush head are in an upward moving state.

In order to facilitate the arrangement of the movable plate, the elastic piece and the locking piece, the shell is provided with an accommodating cavity with an open bottom at the position corresponding to the movable plate, at least part of the movable plate, the elastic piece and the locking piece is positioned in the accommodating cavity, and the lower part of the movable plate can downwards penetrate out of the bottom opening of the accommodating cavity.

The elastic piece can be in the form of a spring or a reed, but preferably, the elastic piece is a vertically arranged spring, the upper end of the spring abuts against the corresponding position of the accommodating cavity, and the lower end of the spring abuts against the movable plate.

For the convenience of installing the spring, the accommodating cavity is provided with an accommodating groove with an opening at the bottom at a position corresponding to the spring for accommodating the upper end of the spring, the movable plate is provided with an avoidance notch for avoiding the accommodating groove at a position corresponding to the accommodating groove, and the lower end of the spring is propped against the bottom wall of the avoidance notch.

In order to facilitate the operation of the locking piece, a cover plate capable of covering the accommodating cavity is arranged on the shell, the cover plate is positioned outside the locking piece, and a avoiding hole for the part of the locking piece to penetrate outwards is formed in the cover plate.

In order to realize the installation of apron and casing, the apron has towards the buckle that the holding chamber direction extends, the lateral wall in holding chamber is equipped with the joint portion with this buckle looks joint in the position of corresponding buckle.

The flap, the locking member and the elastic member may be installed at the rear side of the housing or at one of the left and right sides, but preferably, the flap, the locking member and the elastic member are all disposed at one of the left and right sides of the housing with the traveling direction of the cleaner being the front.

In order to reliably realize the upward movement of the movable plate, the movable plate is correspondingly provided with at least two elastic pieces which are arranged at intervals along the front-back direction.

In order to reliably realize the upward movement of the shell relative to the surface to be cleaned, the movable plate, the elastic piece and the locking piece are divided into two groups and are arranged at intervals along the left-right direction.

The locking piece can adopt the form of button, also can adopt the form of nut, and the nut passes through the cooperation of motor and screw rod and realizes its length direction motion along the screw rod, but preferably, the locking piece is the button, the portion of stopping is located for part between casing and the fly leaf, offer on the fly leaf confession the at least part of button outwards wears out the opening, and at the position that corresponds the portion of card is offered and is supplied this card to go into the bayonet socket that the portion card was gone into in it, the bayonet socket is located the open-ended week side.

The utility model solves the second technical problem by adopting the technical proposal that: the utility model provides a cleaning machine, includes floor brush subassembly, its characterized in that: the cleaning machine further comprises a separation assembly for separating the fluid and a fan for providing a negative pressure source, wherein the floor brush assembly, the separation assembly and the fan are sequentially arranged along the flow path of the fluid and are communicated.

The cleaning machine may be a sweeper or a scrubber, but preferably the cleaning machine is a scrubber.

Compared with the prior art, the utility model has the advantages that: in the floor brush assembly for the cleaning machine, the movable plate can be locked on the shell by the stop part on the locking piece, and when the stop part of the locking piece is separated from the locking of the movable plate, the surface to be cleaned can be supported by downward movement of the shell relative to the shell under the action of the elastic piece, at the moment, the shell and the brush head arranged on the shell can move upwards relative to the surface to be cleaned, so that the friction between the brush head and the surface to be cleaned is reduced, namely, when a carpet is cleaned, the friction between the brush head and the carpet can be reduced by switching the state of the movable plate, the floor carpet can be smoothly dragged back and forth, the user is labor-saving to push and pull, and the requirements of the user can be met.

Drawings

FIG. 1 is a schematic view of the structure of a brush head of a floor scrubber according to the present embodiment;

FIG. 2 is a schematic view of the structure of FIG. 1 with the cover plate removed;

FIG. 3 is a schematic view of the exploded perspective view of FIG. 1;

FIG. 4 is a schematic view of the exploded perspective view of FIG. 3;

fig. 5 is a schematic structural view of the floor scrubber according to the present embodiment.

Detailed Description

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

As shown in fig. 5, the cleaning machine of the present embodiment is a floor washer, and the surface to be cleaned is a floor or carpet surface. The floor scrubber comprises a floor brush assembly 01, a separation assembly for separating fluid and a fan for providing a negative pressure source. The floor brush assembly, the separation assembly and the blower are sequentially arranged and in communication along the fluid flow path.

As shown in fig. 1 to 4, the floor brush assembly of the present embodiment includes a housing 1, a brush head 2, a movable plate 3, a locking member and an elastic member. Wherein the inside of the housing 1 has a wind passage 11, and the housing 1 has an air outlet (not shown) communicating with the wind passage 11, and the bottom of the housing 1 has a dirt suction opening 111 communicating with the wind passage 11, the air outlet being located downstream of the dirt suction opening 111 along the fluid flow path. The brush head 2 is rotatably arranged in the air passage 11 and is partially positioned below the dirt suction opening 111 for brushing the surface to be cleaned, and the brush head 2 is in interference fit with the surface to be cleaned.

The movable plate 3, the locking member and the elastic member are provided on one of the left and right sides of the housing 1 with the traveling direction of the cleaner as the front. In the present embodiment, the movable plate 3, the elastic member, the cover plate 6, and the locking member are two sets and are arranged at intervals in the left-right direction. The movable plate 3, the elastic member and the locking member of each group have the same structure, and one group will be described as an example.

As shown in fig. 1 to 4, the housing 1 has a receiving cavity 12 with an opening 120 at the bottom at a position corresponding to the movable plate 3, at least part of the movable plate 3, the elastic member and the locking member are located in the receiving cavity 12, and the lower portion of the movable plate 3 can penetrate out of the opening 120 at the bottom of the receiving cavity 12. The cover plate 6 is mounted on the housing 1 and covers the aforementioned accommodation chamber 12. The cover plate 6 is located outside the locking member, and the cover plate 6 is provided with a relief hole 62 through which part of the locking member is penetrated outwards. In order to realize the installation of the cover plate, the cover plate 6 is provided with a buckle 61 extending towards the direction of the accommodating cavity 12, and a clamping part (not shown) which is clamped with the buckle 61 is arranged on the side wall of the accommodating cavity 12 at a position corresponding to the buckle 61, wherein the clamping part can be a clamping hole or a clamping block. In this way, the cover plate 6 is mounted on the housing 1 by the snap fit of the snap 61 and the snap portion.

In the present embodiment, the movable plate 3 is provided on the housing 1. The locking member is provided on the housing 1 and has a stopper for restraining the movable plate 3 on the housing 1, and is arranged to be movable relative to the housing 1 to disengage the stopper from the movable plate 3. In this embodiment, the locking member is a button 5, the stopper is a locking portion 51 partially located between the housing 1 and the movable plate 3, the movable plate 3 is provided with an opening 31 through which at least a part of the button 5 passes outward, a bayonet 32 is provided at a position corresponding to the locking portion 51 for locking the locking portion 51 therein, the bayonet 32 is located at a peripheral side of the opening 31, and in this embodiment, the bayonet 32 is located below the opening 31. In addition, the button 5 is generally provided with an elastic body (not shown) that can make the button have an outward movement tendency, and one end of the elastic body is connected to the housing, and the other end of the elastic body is connected to the button, which will not be described in detail in this embodiment.

As shown in fig. 2 to 4, the movable plate 3 corresponds to at least two elastic members arranged at intervals in the front-rear direction. In this embodiment, two elastic members are provided, and the structure and the installation manner are the same, and one of the elastic members will be described as an example. The elastic member acts on the movable plate 3 and causes the movable plate 3 to always have a tendency to move downwards until it is at least partially under the housing 1, thereby bringing the housing 1 and the brush head 2 into an up-moved state. In this embodiment, the elastic member is a vertically arranged spring 4, the upper end of the spring 4 abuts against the corresponding position of the accommodating cavity 12, and the lower end of the spring 4 abuts against the movable plate 3. Specifically, the accommodating cavity 12 is provided with an accommodating groove 121 with an opening at the bottom at a position corresponding to the spring 4 for accommodating the upper end of the spring 4 therein, the movable plate 3 is provided with an avoidance notch 30 avoiding the accommodating groove 121 at a position corresponding to the accommodating groove 121, and the lower end of the spring 4 is abutted against the bottom wall of the avoidance notch 30.

When the carpet needs to be cleaned, the button 5 is pressed, at the moment, the clamping part on the button 5 is separated from the bayonet 32 of the movable plate 3, under the action of the spring 4, the movable plate 3 moves downwards relative to the shell 1 and is positioned below the bottom opening 120, at the moment, the movable plate 3 supports the carpet, the shell 1 and the brush head 2 are upwards relative to the carpet, the friction force between the brush head and the carpet is reduced, the carpet can be smoothly dragged back and forth, and the user can push and pull the carpet in a labor-saving way, so that the requirements of the user can be met.

In the description and claims of the present utility model, terms indicating directions, such as "front", "rear", "left", "right", "side", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

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

Claims

1. A floor brush assembly for a cleaning machine, comprising:

a housing (1) having a wind passage (11) therein, the housing (1) having an exhaust port communicating with the wind passage (11), and a bottom of the housing (1) having a dirt suction port (111) communicating with the wind passage (11), the exhaust port being located downstream of the dirt suction port (111) along a fluid flow path;

the brush head (2) is rotatably arranged in the wind passage (11) and is at least partially positioned below the dirt suction port (111) for brushing the surface to be cleaned;

it is characterized in that the method also comprises the following steps:

a movable plate (3) arranged on the shell (1);

a locking member provided on the housing (1) and having a stopper portion for restraining the movable plate (3) on the housing (1), and arranged to be movable relative to the housing (1) to disengage the stopper portion from the movable plate (3); a kind of electronic device with high-pressure air-conditioning system

The elastic piece acts on the movable plate (3), and enables the movable plate (3) to move downwards all the time until the movable plate is at least partially positioned under the shell (1), so that the shell (1) and the brush head (2) are in an upward moving state.

2. The floor brush assembly of claim 1, wherein: the shell (1) is provided with a containing cavity (12) with an opening (120) at the bottom at the position corresponding to the movable plate (3), at least part of the movable plate (3), the elastic piece and the locking piece are positioned in the containing cavity (12), and the lower part of the movable plate (3) can downwards penetrate out of the opening (120) at the bottom of the containing cavity (12).

3. The floor brush assembly of claim 2, wherein: the elastic piece is a spring (4) which is vertically arranged, the upper end of the spring (4) is propped against the corresponding position of the accommodating cavity (12), and the lower end of the spring (4) is propped against the movable plate (3).

4. A floor brush assembly according to claim 3, wherein: the accommodating cavity (12) is provided with an accommodating groove (121) with an opening at the bottom at a position corresponding to the spring (4) for accommodating the upper end of the spring (4), the movable plate (3) is provided with an avoidance gap (30) for avoiding the accommodating groove (121) at a position corresponding to the accommodating groove (121), and the lower end of the spring (4) is propped against the bottom wall of the avoidance gap (30).

5. The floor brush assembly of claim 2, wherein: the shell (1) is provided with a cover plate (6) capable of covering the accommodating cavity (12), the cover plate (6) is positioned outside the locking piece, and the cover plate (6) is provided with an avoidance hole (62) for enabling part of the locking piece to penetrate outwards.

6. The floor brush assembly of claim 5, wherein: the cover plate (6) is provided with a buckle (61) extending towards the accommodating cavity (12), and a clamping part clamped with the buckle (61) is arranged on the side wall of the accommodating cavity (12) at a position corresponding to the buckle (61).

7. The floor brush assembly of claim 1, wherein: the movable plate (3), the locking piece and the elastic piece are arranged on one of the left side and the right side of the shell (1) by taking the advancing direction of the cleaner as the front.

8. The floor brush assembly of claim 7, wherein: the movable plate (3) is correspondingly provided with at least two elastic pieces which are arranged at intervals along the front-back direction.

9. The floor brush assembly of claim 8, wherein: the movable plate (3), the elastic piece and the locking piece are arranged in two groups at intervals along the left-right direction.

10. The floor brush assembly of any one of claims 1 to 9, wherein: the locking piece is a button (5), the stop part is a clamping part (51) which is partially positioned between the shell (1) and the movable plate (3), an opening (31) which is used for the button (5) to penetrate outwards at least partially is formed in the movable plate (3), a bayonet (32) which is used for the clamping part (51) to clamp in is formed in a position corresponding to the clamping part (51), and the bayonet (32) is positioned on the periphery of the opening (31).

11. The utility model provides a cleaning machine, includes floor brush subassembly, its characterized in that: the floor brush assembly is the floor brush assembly according to any one of claims 1 to 10, the cleaning machine further comprising a separating assembly for separating the fluid and a blower for providing a source of negative pressure, the floor brush assembly, separating assembly and blower being arranged in sequence along the flow path of the fluid and being in communication.

12. The cleaning machine of claim 11, wherein: the cleaning machine is a floor washing machine.