CN114680749B

CN114680749B - Deformable floor brush and cleaning device and method with same

Info

Publication number: CN114680749B
Application number: CN202210278213.5A
Authority: CN
Inventors: 索瑞阳; 杨杰; 胡伟; 邵志锋; 胡厚展; 杨天国; 徐家顺
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2023-03-21
Anticipated expiration: 2042-03-21
Also published as: CN114680749A

Abstract

The invention provides a deformable floor brush and a cleaning device and a cleaning method with the deformable floor brush, wherein the deformable floor brush comprises a main body, a first track shaft, a second track shaft, a track transformation device and a deformation device, wherein the deformation device comprises a plurality of groups of first deformation components and a plurality of groups of second deformation components; the first deformation component is used for moving along the first direction when the first track shaft and the second track shaft are located at the first deformation position to drive the second deformation component to rotate inwards to enable the outer contour of the floor brush to form a cylindrical shape, and is also used for moving along the second direction when the first track shaft and the second track shaft are located at the second deformation position to drive the second deformation component to rotate outwards to enable the outer contour of the floor brush to form a Lelo triangular column shape. Compared with the prior art, the cleaning device can effectively clean a flat area and an included angle area on a surface to be cleaned by changing the shape of the floor brush, can reduce the cleaning dead angle on the surface to be cleaned, enables a user not to manually clean the included angle area additionally, improves the cleaning efficiency and reduces the labor intensity of the user.

Description

Deformable floor brush and cleaning device and method with same

Technical Field

The invention relates to the technical field of cleaning appliances, in particular to a deformable floor brush, a cleaning device with the deformable floor brush and a cleaning method with the deformable floor brush.

Background

At present, the domestic floor washing machine in the prior art usually drives the garbage on the cleaning surface to enter the sewage tank by driving the circular floor brush to rotate so as to realize the cleaning of the ground, but the prior art has defects, such as:

the scrubbing brush among the prior art can only treat to clean relatively gentle surface on the face and clean, can not treat to clean contained angle position on the face and clean or clean not totally for there is clean dead angle easily on treating to clean the face, the user can only treat through manual clear mode and clean additionally the contained angle position on the face of cleaning, this kind of clean mode increases user's intensity of labour easily, makes the user feel tired, reduces user's use experience.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a deformable floor brush, a cleaning device with the same and a cleaning method with the same, and the specific technical scheme is as follows:

a deformable floor brush comprises a main body, a first track shaft, a second track shaft, a track transformation device and a deformation device, wherein the deformation device comprises a plurality of groups of first deformation components and a plurality of groups of second deformation components;

a cavity is arranged in the main body, the first track shaft and the second track shaft are respectively arranged on the cavity in a penetrating way, and the track transformation device is arranged in the cavity; one end of the track transformation device is connected with the tail part of the first track shaft, and the other end of the track transformation device is connected with the tail part of the second track shaft, and the track transformation device is used for pushing the first track shaft and the second track shaft to be located at a first deformation position or a second deformation position;

one end of the first deformation component is connected with the first track shaft in a sliding mode, the other end of the first deformation component is connected with the second deformation component in a rotating mode, the first deformation component is used for moving along a first direction when the first track shaft and the second track shaft are located at the first deformation position and driving the second deformation component to rotate inwards, so that the outer contour of the deformable floor brush forms a cylindrical shape, and the first deformation component is further used for moving along a second direction when the first track shaft and the second track shaft are located at the second deformation position and driving the second deformation component to rotate outwards, so that the outer contour of the deformable floor brush forms a Lelo triangular column shape.

In a specific embodiment, the first deformed position is configured such that the end of the first trace axis extends axially outwardly beyond the end of the body and the end of the second trace axis does not extend beyond the end of the body;

the second displacement configuration is that the end of the second trace shaft extends axially outward beyond the end of the main body and the end of the first trace shaft does not extend beyond the end of the main body.

In a specific embodiment, each set of the first deformation assemblies comprises a sliding part, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are respectively positioned at two sides of the sliding part and are rotatably connected with the sliding part;

each group of second deformation components comprises a first support column structure and a second support column structure, the head two ends of the first support column structure are respectively connected with the main body, and the middle part of the first support column structure is rotatably connected with the first connecting rod; the first two ends of the second support column structure are respectively connected with the main body, and the middle part of the second support column structure is rotatably connected with the second connecting rod;

when the sliding part is used for moving along the first direction, the first connecting rod and the second connecting rod drive the first supporting column structure and the second supporting column structure to rotate inwards along two sides of the sliding part, so that the height of the end, close to the sliding part, of the first supporting column structure and the height of the end, far away from the sliding part, of the second supporting column structure, relative to the first track shaft are the same as the height of the end, far away from the sliding part, of the first supporting column structure and the second supporting column structure, relative to the first track shaft;

the sliding part is further used for driving the first supporting column structure and the second supporting column structure to rotate outwards along two sides of the sliding part through the first connecting rod and the second connecting rod when the sliding part moves along the second direction, so that the height of the end, close to the sliding part, of the first supporting column structure and the second supporting column structure relative to the first track shaft is larger than the height of the end, far away from the sliding part, of the first supporting column structure and the second supporting column structure relative to the first track shaft.

In a specific embodiment, the sliding part is provided with a slot, and the slot is internally provided with a first connecting piece and a second connecting piece;

the first connecting rod is rotatably sleeved or penetrated on the first connecting piece, and the second connecting rod is rotatably sleeved or penetrated on the second connecting piece;

the first connecting piece and the second connecting piece are coaxial or non-coaxial.

In a specific embodiment, a first accommodating groove is formed in the middle of the first support column structure, a third connecting piece is arranged on the first accommodating groove, and the first connecting rod is rotatably sleeved on or penetrates through the third connecting piece;

the middle part of the second support column structure is provided with a second holding tank, a fourth connecting piece is arranged on the second holding tank, and the second connecting rod is rotatably sleeved or arranged on the fourth connecting piece in a penetrating mode.

In a specific embodiment, each set of the second deformation assemblies further comprises a first strut assembly and a second strut assembly;

one end of the first support rod component is connected with the main body, the other end of the first support rod component is rotatably connected with the first support column structure, and the first support column structure is erected on the main body through the first support rod component;

one end of the second supporting rod component is connected with the main body, the other end of the second supporting rod component is rotatably connected with the second supporting column structure, and the second supporting column structure is erected on the main body through the second supporting rod component.

In a specific embodiment, the first support rod assembly comprises a first support rod and a second support rod, the first support rod is respectively connected with the end of the main body and the end of the first support column structure, and the second support rod is respectively connected with the tail of the main body and the tail of the first support column structure, so that the first support column structure is erected on the main body;

the second supporting rod assembly comprises a third supporting rod and a fourth supporting rod, the third supporting rod is connected with the end portion of the main body and the end portion of the second supporting column structure respectively, and the fourth supporting rod is connected with the tail portion of the main body and the tail portion of the second supporting column structure respectively, so that the second supporting column structure is erected on the main body.

In a specific embodiment, the device further comprises a first supporting shaft and a second supporting shaft, wherein the first supporting shaft and the second supporting shaft are both positioned in the cavity, and the first supporting shaft and the second supporting shaft are parallel to each other;

the first track shaft is nested on the first support shaft, and the length of the first track shaft is smaller than that of the first support shaft; the second track shaft is nested on the second support shaft, and the length of the second track shaft is smaller than that of the second support shaft.

In a specific embodiment, a cleaning device is further provided, wherein the deformable floor brush is used, and the cleaning device comprises a cleaning piece, and the cleaning piece is sleeved or adhered on the deformable floor brush and is used for cleaning an external surface to be cleaned.

In a specific embodiment, there is also provided a cleaning method using the cleaning device described above, including:

when a flat area on an external surface to be cleaned is cleaned, the track conversion device pushes the first track shaft and the second track shaft to be located at the first deformation position, and the first deformation component moves along the first direction and drives the second deformation component to rotate inwards, so that the outer contour of the deformable floor brush forms a cylindrical shape;

when an included angle area on an external surface to be cleaned is cleaned, the track conversion device pushes the first track shaft and the second track shaft to be located at the second deformation position, and the first deformation assembly moves along the second direction and drives the second deformation assembly to rotate outwards, so that the outer contour of the deformable floor brush forms a Lelo triangular column shape.

Compared with the prior art, the invention has the following beneficial effects:

according to the deformable floor brush, the cleaning device with the deformable floor brush and the cleaning method with the deformable floor brush, the flat area and the included angle area on the surface to be cleaned can be effectively cleaned by changing the shape of the floor brush, the cleaning dead angle on the surface to be cleaned can be reduced, a user does not need to manually additionally clean the included angle area, the cleaning efficiency is improved, the labor intensity of the user is reduced, and the use experience of the user is improved.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

FIG. 1 is a schematic view of a first configuration of the deformable floor brush of the embodiment (the outer contour of the deformable floor brush forms a Lelo triangular prism);

FIG. 2 is a second structural view of the deformable floor brush of the embodiment (the outer contour of the deformable floor brush is formed into a cylinder);

FIG. 3 is a third structural view of the deformable floor brush in the embodiment;

FIG. 4 is a fourth structural view of the deformable floor brush of the embodiment;

FIG. 5 is a schematic view of a fifth embodiment of the deformable floor brush;

FIG. 6 is a schematic structural diagram of the trajectory transformation device, the first trajectory axis, the second trajectory axis and the first deformation component in the embodiment;

FIG. 7 is a schematic structural diagram of a trajectory transformation device and first and second trajectory axes according to an embodiment;

FIG. 8 is a flowchart of a cleaning method in an embodiment.

Description of the main element symbols:

1-a body; 2-a first trajectory axis; 3-a second trajectory axis; 4-a trajectory transformation device; 5-a deformation device; 6-a first deformation component; 7-a second deformation assembly; 8-the end of the first trajectory axis; 9-the end of the body; 10-the end of the second trajectory axis; 11-a first fulcrum; 12-a second corner; 13-a connecting shaft; 14-a slide; 15-a first link; 16-a second link; 17-a sloping platform structure; 18-cone cylinder structure; 19-a first support column structure; 20-a second support post structure; 21-a first support bar assembly; 22-tail of body; 23-a second support rod assembly; 24-slotting; 25-a first connector; 26-a second connector; 27-a first receiving groove; 28-a third connector; 29-a second receiving tank; 30-a fourth connection; 31-a first support bar; 32-a second support bar; 33-an end of the first support post structure; 34-a tail portion of the first support post structure; 35-a third support bar; 36-a fourth support bar; 37-a first support shaft; 38-second support shaft; 39-the tail of the first trajectory axis; 40-the tail of the second trajectory axis; 41-the end of the second support column structure; 42-the tail of the second support column structure.

Detailed Description

Examples

As shown in fig. 1-7, the present embodiment provides a deformable floor brush, which includes a main body 1, a first track shaft 2, a second track shaft 3, a track transformation device 4 and a deformation device 5, wherein the first track shaft 2 is coaxial with a central axis of the main body 1, the central axis of the main body 1 is coaxial with the central axis of the floor brush, the central axis of the main body 1 is an axis extending along a length direction of the main body 1, and the central axis of the floor brush is an axis extending along the length direction of the floor brush; the deformation device 5 comprises a plurality of groups of first deformation components 6 and a plurality of groups of second deformation components 7, the number of the first deformation components 6 and the number of the second deformation components 7 are at least 3, and optionally, the first deformation components 6 and the second deformation components 7 are distributed in an annular array by taking the central axis of the main body 1 as the axis; specifically, in the present embodiment, the number of the first deforming members 6 may be selected to be 3, 4, 5, or 6, etc., the number of the second deforming members 7 may be selected to be the same as the number of the first deforming members 6, the number of the second deforming members 7 may be selected to be 3, 4, 5, or 6, etc.; a cavity is arranged in the main body 1, the first track shaft 2 and the second track shaft 3 are respectively arranged on the cavity along the end part 9 of the main body in a penetrating way, and the track changing device 4 is arranged in the cavity; one end of the track conversion device 4 is connected with the tail part 39 of the first track shaft, the other end of the track conversion device 4 is connected with the tail part 40 of the second track shaft, and the track conversion device 4 is used for pushing the first track shaft 2 and the second track shaft 3 to be located at the first deformation position or the second deformation position.

One end of the first deformation component 6 is slidably connected with the tail part 39 of the first track shaft, and the other end of the first deformation component 6 is rotatably connected with the second deformation component 7, the first deformation component 6 is used for moving along the first direction when the first track shaft 2 and the second track shaft 3 are located at the first deformation position and driving the second deformation component 7 to rotate inwards, so that the outer contour of the deformable floor brush forms a cylindrical shape, and the first deformation component 6 is also used for moving along the second direction when the first track shaft 2 and the second track shaft 3 are located at the second deformation position and driving the second deformation component 7 to rotate outwards, so that the outer contour of the deformable floor brush forms a Lelo triangular column shape. It should be noted that, in the present embodiment, the outer contour of the deformable floor brush is configured to be a cylindrical shape or a lore triangular prism shape, and may be selected to be an approximate cylindrical shape or an approximate lore triangular prism shape for the entire outer contour of the deformable floor brush, that is, the outer contour of the deformable floor brush may be selected to be an incomplete standard cylindrical shape or a lore triangular prism shape, for example, the outer contour of the deformable floor brush may have an opening, so that the entire outer contour of the deformable floor brush is configured to be an approximate cylindrical shape or an approximate lore triangular prism shape.

Specifically, the first direction can be selected as a direction moving inward along the outer contour of the deformable floor brush towards the central axis of the deformable floor brush, and can also be understood as a direction moving inward along the outer contour of the main body 1 towards the central axis of the main body 1, i.e. a direction moving downward along the first deformation component 6; the second direction can be selected as a direction moving outwards along the central axis of the deformable floor brush towards the outer contour of the deformable floor brush, and can also be understood as a direction moving outwards along the central axis of the main body 1 towards the outer contour of the main body 1, i.e. a direction moving upwards towards the first deformation element 6. The first deforming member 6 may move upward or downward along with the deforming positions of the first and

second trajectory shafts

2 and 3, and the second deforming member 7 may change its angle along with the movement of the first deforming member 6.

Optionally, this embodiment can be through the shape of transform deformable ground brush, treat the flat region on the cleaning surface and contained angle region clean effectively, can reduce to treat to have the clean dead angle on the cleaning surface, make the user need not manual to carry out extra cleaning to the contained angle region, when the place ahead barrier object is touched to the deformable ground brush, for example meet the corner position between wall and the ground or the contained angle position between the cabinet body and the ground, the shape can be changeed to the deformable ground brush, make the deformable ground brush become the outer contour of the Luo triangular prism by cylindric outer contour, make the operating mode of the deformable ground brush after the deformation change eccentric rotation from the center rotation, in order to reduce the distance of the clean surface of deformable ground brush and place ahead barrier object, thereby reduce the dead angle area that can not clear up, promote cleaning efficiency, reduce user's intensity of labour, promote user's use experience.

In this embodiment, the first deformed position is configured such that the end 8 of the first trace axis extends axially outwardly beyond the end 9 of the body and the end 10 of the second trace axis does not extend; the second displacement is arranged such that the end 10 of the second trace shaft extends axially outwardly beyond the end 9 of the body and the end 8 of the first trace shaft does not extend beyond.

Specifically, the track changing device 4 comprises a first supporting angle 11, a second supporting angle 12 and a connecting shaft 13, wherein the first supporting angle 11 and the second supporting angle 12 are respectively connected with two ends of the connecting shaft 13, the first supporting angle 11 is connected with the first track shaft 2, and the second supporting angle 12 is connected with the second track shaft 3; optionally, the first supporting angle 11 and the second supporting angle 12 are respectively and fixedly connected with two ends of a connecting shaft 13, and the following transmission assembly is in transmission connection with the connecting shaft 13 and is used for driving the connecting shaft 13 to rotate in the counterclockwise direction or in the clockwise direction; when the connecting shaft 13 rotates along the counterclockwise direction, the second supporting angle 12 pushes the end portion 10 of the second track shaft to axially extend outwards beyond the end portion 9 of the main body, the first supporting angle 11 drives the end portion 8 of the first track shaft not to extend outwards beyond the end portion 9 of the main body, so that the first deformation component 6 moves along the second direction and drives the second deformation component 7 to rotate outwards, and the outer contour of the deformable floor brush forms a Lelo triangular column shape; when the connecting shaft 13 rotates clockwise, the first supporting angle 11 pushes the end part 8 of the first track shaft to axially extend outwards beyond the end part 9 of the main body, the second supporting angle 12 drives the end part 10 of the second track shaft not to extend beyond the end part 9 of the main body, so that the first deformation component 6 moves in the first direction and drives the second deformation component 7 to rotate inwards, and the outer contour of the deformable floor brush forms a cylindrical shape; or when the connecting shaft 13 rotates clockwise, the second supporting angle 12 pushes the end portion 10 of the second track shaft to axially extend outwards beyond the end portion 9 of the main body, the first supporting angle 11 drives the end portion 8 of the first track shaft not to extend outwards beyond the end portion 9 of the main body, so that the first deformation component 6 moves in the second direction and drives the second deformation component 7 to rotate outwards, and the outer contour of the deformable floor brush forms a Lelo triangular column shape; when the connecting shaft 13 rotates in the counterclockwise direction, the first supporting angle 11 pushes the end portion 8 of the first track shaft to axially extend outwards beyond the end portion 9 of the main body, the second supporting angle 12 drives the end portion 10 of the second track shaft not to extend beyond the end portion 9 of the main body, so that the first deformation component 6 moves in the first direction and drives the second deformation component 7 to rotate inwards, and the outer contour of the deformable floor brush forms a cylindrical shape.

In the present embodiment, a transmission assembly (not shown in the figure) is further included; the transmission assembly is in transmission connection with the track changing device 4 and is used for enabling the track changing device 4 to push one of the end part 8 of the first track shaft and the end part 10 of the second track shaft to axially extend outwards beyond the end part 9 of the main body, and the other track shaft does not extend outwards; in particular, the transmission assembly may be selected as a motor assembly.

In this embodiment, each set of the first deformation assemblies 6 includes a sliding member 14, a first connecting rod 15 and a second connecting rod 16, and the first connecting rod 15 and the second connecting rod 16 are respectively symmetrically located at two sides of the sliding member 14 and rotatably connected to the sliding member 14; the slide 14 may be selected as a slide bar. The bottom of the sliding part 14 is provided with a sloping platform structure 17, and the tail part 39 of the first track shaft is provided with a conical cylinder structure 18; when the end portion 10 of the second track shaft axially and outwardly exceeds the end portion 9 of the main body and the end portion 8 of the first track shaft does not exceed the end portion 9 of the main body, the frustum structure 17 and the conical surface of the conical cylinder structure 18 are matched with each other, and the frustum structure 17 and the conical surface of the conical cylinder structure 18 are optionally abutted against each other, so that the sliding piece 14 moves along the second direction, and the outer contour of the deformable floor brush forms a Lelo triangular column shape; when the end 8 of the first track shaft axially extends outwards beyond the end 9 of the main body and the end 10 of the second track shaft does not extend beyond the end 9 of the main body, the ramp structure 17 disengages from the tapered surface of the tapered cylindrical structure 18, so that the sliding member 14 moves in the first direction, and the outer profile of the deformable floor brush forms a cylindrical shape.

Each set of second deformation assemblies 7 comprises a first support column structure 19 and a second support column structure 20, and the first support column structure 19 and the second support column structure 20 are respectively and symmetrically positioned at two sides of the sliding part 14; the head two ends of the first supporting column structure 19 are respectively connected with the end part 9 of the main body and the tail part 22 of the main body through a first supporting rod component 21 below, and the middle part of the first supporting column structure 19 is rotatably connected with the first connecting rod 15; the head end and the tail end of the second support column structure 20 are respectively connected with the end part 9 and the tail end of the main body through a second support rod assembly 23, and the middle part of the second support column structure 20 is rotatably connected with a second connecting rod 16; the first support post structure 19 can be selected as a support base structure and the second support post structure 20 can be selected as a support base structure. The first support column structure 19 and the second support column structure 20 are each angularly variable in response to movement of the first deformable member 6.

When the slider 14 is used for moving in the first direction, the first connecting rod 15 and the second connecting rod 16 drive the first supporting column structure 19 and the second supporting column structure 20 to rotate inwards along two sides of the slider 14, so that the height of the end, closer to the slider 14, of the first supporting column structure 19 and the second supporting column structure 20 relative to the first track shaft 2 is the same as the height of the end, farther from the slider 14, of the first supporting column structure 19 and the second supporting column structure 20 relative to the first track shaft 2, that is: the outer contour of the deformable floor brush forms a cylinder shape. It will be appreciated that the first and second support

post structures

19 and 20 rotate inwardly along the sides of the slider 14, i.e. the first and second support

post structures

19 and 20 rotate about the central axis of the body 1, and the rotation directions of the first and second support

post structures

19 and 20 are opposite, the first support post structure 19 rotates inwardly towards the second support post structure 20, and the second support post structure 20 rotates inwardly towards the first support post structure 19, e.g. the first support post structure 19 rotates clockwise and towards the second support post structure 20, and the second support post structure 20 rotates counter-clockwise and towards the first support post structure 19.

The sliding member 14 is further configured to drive the first supporting column structure 19 and the second supporting column structure 20 to rotate outwards along two sides of the sliding member 14 through the first connecting rod 15 and the second connecting rod 16 when moving along the second direction, so that the height of the end of the first supporting column structure 19 closer to the sliding member 14 and the height of the end of the second supporting column structure 20 closer to the sliding member 14 relative to the first track axis 2 are greater than the height of the end of the first supporting column structure 19 farther from the sliding member 14 and the height of the end of the second supporting column structure 20 farther from the sliding member 14 relative to the first track axis 2, that is: the outer contour of the deformable floor brush forms a Lelo triangular column shape. It will be appreciated that the first support column structure 19 and the second support column structure 20 rotate outwardly along both sides of the sliding member 14, i.e. the first support column structure 19 and the second support column structure 20 rotate about the central axis of the main body 1, and the first support column structure 19 and the second support column structure 20 rotate in opposite directions, the first support column structure 19 rotates outwardly away from the second support column structure 20, and the second support column structure 20 rotates outwardly away from the first support column structure 19, e.g. the first support column structure 19 rotates in a counter-clockwise direction and away from the second support column structure 20, and the second support column structure 20 rotates in a clockwise direction and away from the first support column structure 19.

Specifically, when the bottom of the sliding part 14 is closest to the axle center position of the first track shaft 2, the whole outer contour of the deformable floor brush forms a cylinder shape; when the bottom of the sliding member 14 is farthest from the axial center of the first track shaft 2, the entire outer contour of the deformable floor brush forms a shape of a reuleaux triangle.

In the present embodiment, the first support column structure 19 comprises a sector-shaped column structure; the second support post structure 20 comprises a fan-shaped post structure; the plurality of sets of second deformation components 7 are enclosed to form a cylindrical structure coaxial with the main body 1, that is, the plurality of sets of first support pillar structures 19 and the plurality of sets of second support pillar structures 20 are enclosed to form a cylindrical structure coaxial with the main body 1.

Optionally, the side of the first supporting column structure 19 farther from the first track axis 2 is an arc-shaped structure with the arc center facing the first track axis 2, and the side of the second supporting column structure 20 farther from the first track axis 2 is an arc-shaped structure with the arc center facing the first track axis 2.

Specifically, the central axis of the slider 14 may optionally have an angle with the central axis of the main body 1, in this embodiment, the central axis of the optional slider 14 is perpendicular to the central axis of the main body 1, and the central axis of the slider 14 may optionally be a vertical central axis of the slider 14, i.e., a central axis extending along the length direction of the slider 14.

In this embodiment, the sliding member 14 is provided with a slot 24, and the slot 24 is provided with a first connecting member 25 and a second connecting member 26; the first connecting rod 15 is rotatably sleeved or penetrated on the first connecting piece 25, and the second connecting rod 16 is rotatably sleeved or penetrated on the second connecting piece 26; the first connector 25 and the second connector 26 may be coaxial or non-coaxial.

Specifically, the first connecting piece 25 and the second connecting piece 26 are both circular shaft structures, and the first connecting piece 25 and the second connecting piece 26 are coaxial or non-coaxial, that is, the first connecting piece 25 and the second connecting piece 26 may be the same circular shaft structure or two independent parallel circular shaft structures.

In this embodiment, a first receiving groove 27 is formed in a middle portion of one side of the first support pillar structure 19 facing the sliding member 14, a third connecting member 28 is disposed on the first receiving groove 27, and the first connecting rod 15 is rotatably sleeved on or inserted through the third connecting member 28; a second accommodating groove 29 is formed in the middle of one side, facing the sliding part 14, of the second supporting column structure 20, a fourth connecting part 30 is arranged on the second accommodating groove 29, and the second connecting rod 16 is rotatably sleeved or penetrated on the fourth connecting part 30.

Specifically, the third connector 28 and the fourth connector 30 are both of a circular shaft structure; a first accommodating groove 27 is formed in the middle of the axial surface of the first support column structure 19, and a second accommodating groove 29 is formed in the middle of the axial surface of the second support column structure 20; the first link 15 is selectively rotatably disposed on the third link 28, and the second link 16 is selectively rotatably disposed on the fourth link 30.

In this embodiment, each set of second deformation assemblies 7 further comprises a first support rod assembly 21 and a second support rod assembly 23; one end of the first supporting rod component 21 is connected with the main body 1, and the other end is rotatably connected with the first supporting column structure 19, and the first supporting column structure 19 is erected on the main body 1 through the first supporting rod component 21; one end of the second support rod assembly 23 is connected with the main body 1, the other end is rotatably connected with the second support column structure 20, and the second support column structure 20 is erected on the main body 1 through the second support rod assembly 23.

In this embodiment, the first support bar assembly 21 comprises a first support bar 31 and a second support bar 32, the first support bar 31 connects the end portion 9 of the main body and the end portion 33 of the first support column structure, respectively, and the second support bar 32 connects the tail portion 22 of the main body and the tail portion 34 of the first support column structure, respectively, so that the first support column structure 19 is mounted on the main body 1; specifically, the first support rod 31 has one end fixedly connected to the end 9 of the main body and the other end rotatably connected to the end 33 of the first support column structure, and the second support rod 32 has one end fixedly connected to the tail 22 of the main body and the other end rotatably connected to the tail 34 of the first support column structure, so that the first support column structure 19 is erected on the main body 1.

The second support rod assembly 23 comprises a third support rod 35 and a fourth support rod 36, the third support rod 35 is respectively connected with the end part 9 of the main body and the end part 41 of the second support column structure, the fourth support rod 36 is respectively connected with the tail part 22 of the main body and the tail part 42 of the second support column structure, so that the second support column structure 20 is erected on the main body 1; specifically, one end of the third support rod 35 is fixedly connected to the end portion 9 of the main body, and the other end thereof is rotatably connected to the end portion 41 of the second support column structure, and one end of the fourth support rod 36 is fixedly connected to the tail portion 22 of the main body, and the other end thereof is rotatably connected to the tail portion 42 of the second support column structure, so that the second support column structure 20 is erected on the main body 1.

In this embodiment, the device further includes a first support shaft 37 and a second support shaft 38, the first support shaft 37 and the second support shaft 38 are both located in the cavity, and the first support shaft 37 and the second support shaft 38 are parallel to each other; the first track shaft 2 is nested on the first support shaft 37, and the length of the first track shaft 2 is smaller than that of the first support shaft 37; the second track shaft 3 is nested on the second support shaft 38, and the length of the second track shaft 3 is smaller than that of the second support shaft 38. Specifically, the first support shaft 37 is coaxial with the central axis of the main body 1, and the axial center position of the second support shaft 38 is any position on a circle formed by the circle center movement locus of rolling in contact with the ground when the outer contour of the deformable floor brush forms a lelo triangular prism shape.

In this embodiment, the cleaning device further includes a sensor assembly (not shown in the figure), the sensor assembly is located in the main body 1 and is used for detecting whether the deformation device 5 meets an included angle area on an external surface to be cleaned, that is, the sensor assembly is used for detecting whether the deformation device 5 meets a corner position between a wall surface and the ground, an included angle position between the cabinet body and the ground, an included angle position of an obstacle on the ground, an uneven position on the cabinet body, or the like; the sensor component is also used for controlling the first track shaft 2 and the second track shaft 3 to be positioned at a second deformation position when the deformation device 5 meets an included angle area on an external surface to be cleaned, so that the first deformation component 6 moves along a second direction and drives the second deformation component 7 to rotate outwards, and the outer contour of the deformable floor brush forms a Lelo triangular column shape.

In particular, the sensor assembly comprises a first sensor located at the end 9 of the body and a second sensor located at the tail 22 of the body.

In this embodiment, a cleaning device is further provided, wherein the deformable floor brush comprises a cleaning member, and the cleaning member is sleeved or adhered on the deformable floor brush and used for cleaning an external surface to be cleaned; the deformation means 5 are intended to support the cleaning elements while the brush is rolling and also to change the form of the cleaning elements.

In particular, the cleaning elements comprise a mop, or a bristled mop.

As shown in fig. 1 to 8, in the present embodiment, there is further provided a cleaning method using the above cleaning apparatus, including:

when a flat area on an external surface to be cleaned is cleaned, the transmission assembly drives the track conversion device 4 to push the first track shaft 2 and the second track shaft 3 to be located at a first deformation position, the first deformation assembly 6 moves along a first direction and drives the second deformation assembly 7 to rotate inwards, so that the outer contour of the deformable floor brush forms a cylinder shape, and a relatively flat area on the external surface to be cleaned is cleaned;

when an included angle area on the external surface to be cleaned is cleaned, the transmission assembly drives the track conversion device 4 to push the first track shaft 2 and the second track shaft 3 to be located at a second deformation position, the first deformation assembly 6 moves along a second direction and drives the second deformation assembly 7 to rotate outwards, so that the outer contour of the deformable floor brush forms a Lelo triangular column shape, and the included angle area on the external surface to be cleaned is cleaned; specifically, the external surface to be cleaned comprises the surface to be cleaned of the ground, the wall surface, a household appliance or a cabinet body, and the like, and the included angle area on the external surface to be cleaned comprises a corner position between the wall surface and the ground, an included angle position between the cabinet body and the ground, an included angle position of an obstacle on the ground or an uneven position on the cabinet body, and the like.

Compared with the prior art, the deformable scrubbing brush that this embodiment provided and cleaning device and method that have it, can be through the shape of transform scrubbing brush, treat the flat area on the cleaning surface and contained angle region clean effectively, can treat the rubbish of easily sweeping on the clean contained angle region, the rubbish of being difficult for sweeping and the stubborn spot that can't sweep clean effectively, can reduce to treat to have clean dead angle on the cleaning surface, the user need not manual to carry out extra cleaning to the contained angle region, promote cleaning efficiency, reduce user's intensity of labour, promote user's use experience.

Those skilled in the art will appreciate that the figures are merely schematic representations of one preferred implementation scenario and that the blocks or flow diagrams in the figures are not necessarily required to practice the present invention.

Those skilled in the art will appreciate that the modules in the devices in the implementation scenario may be distributed in the devices in the implementation scenario according to the description of the implementation scenario, or may be located in one or more devices different from the present implementation scenario with corresponding changes. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.

The above-mentioned invention numbers are merely for description and do not represent the merits of the implementation scenarios.

The above disclosure is only a few specific implementation scenarios of the present invention, however, the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a but deformation scrubbing brush which characterized in that:

the deformation device comprises a main body, a first track shaft, a second track shaft, a track transformation device and a deformation device, wherein the deformation device comprises a plurality of groups of first deformation components and a plurality of groups of second deformation components;

a cavity is arranged in the main body, the first track shaft and the second track shaft are respectively arranged on the cavity in a penetrating way, and the track transformation device is arranged in the cavity; one end of the track conversion device is connected with the tail part of the first track shaft, and the other end of the track conversion device is connected with the tail part of the second track shaft, and the track conversion device is used for pushing the first track shaft and the second track shaft to be located at a first deformation position or a second deformation position;

one end of the first deformation assembly is connected with the first track shaft in a sliding mode, the other end of the first deformation assembly is connected with the second deformation assembly in a rotating mode, the first deformation assembly is used for moving along a first direction and driving the second deformation assembly to rotate inwards when the first track shaft and the second track shaft are located at the first deformation position, so that the outer contour of the deformable floor brush is made to be cylindrical, and the first deformation assembly is further used for moving along a second direction and driving the second deformation assembly to rotate outwards when the first track shaft and the second track shaft are located at the second deformation position, so that the outer contour of the deformable floor brush is made to be in a Lelo triangular column shape.

2. A deformable floor brush as claimed in claim 1, wherein:

the first deformation position is configured that the end of the first track shaft axially extends outwards beyond the end of the main body, and the end of the second track shaft does not extend beyond the end of the main body;

3. A deformable floor brush as claimed in claim 1, wherein:

each group of first deformation assemblies comprises a sliding piece, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are respectively positioned on two sides of the sliding piece and are rotatably connected with the sliding piece;

each group of second deformation components comprises a first support column structure and a second support column structure, the head two ends of the first support column structure are respectively connected with the main body, and the middle part of the first support column structure is rotatably connected with the first connecting rod; the head end and the tail end of the second support column structure are respectively connected with the main body, and the middle part of the second support column structure is rotatably connected with the second connecting rod;

the sliding part is further used for driving the first supporting column structure and the second supporting column structure to rotate outwards along the two sides of the sliding part through the first connecting rod and the second connecting rod when the sliding part moves in the second direction, so that the height of the end, close to the sliding part, of the first supporting column structure and the second supporting column structure is larger than the height of the end, far away from the sliding part, of the first supporting column structure and the second supporting column structure relative to the first track shaft.

4. A deformable floor brush as claimed in claim 3, wherein:

the sliding piece is provided with a slot, and a first connecting piece and a second connecting piece are arranged in the slot;

5. A deformable floor brush as claimed in claim 3, wherein:

a first accommodating groove is formed in the middle of the first support column structure, a third connecting piece is arranged on the first accommodating groove, and the first connecting rod is rotatably sleeved or penetrated on the third connecting piece;

6. A deformable floor brush as claimed in claim 3, wherein:

each set of the second deformation assemblies further comprises a first support rod assembly and a second support rod assembly;

7. A deformable floor brush as claimed in claim 6, wherein:

the first support rod assembly comprises a first support rod and a second support rod, the first support rod is respectively connected with the end part of the main body and the end part of the first support column structure, and the second support rod is respectively connected with the tail part of the main body and the tail part of the first support column structure, so that the first support column structure is erected on the main body;

the second support rod assembly comprises a third support rod and a fourth support rod, the third support rod is connected with the end portion of the main body and the end portion of the second support column structure respectively, and the fourth support rod is connected with the tail portion of the main body and the tail portion of the second support column structure respectively, so that the second support column structure is erected on the main body.

8. A deformable floor brush as claimed in claim 1, wherein:

the support device is characterized by further comprising a first support shaft and a second support shaft, wherein the first support shaft and the second support shaft are both positioned in the cavity and are parallel to each other;

9. A cleaning device using a deformable floor brush according to any of claims 1-8, characterized in that:

the cleaning device comprises a cleaning piece, wherein the cleaning piece is sleeved or adhered on the deformable brush and used for cleaning an external surface to be cleaned.

10. A cleaning method using the cleaning device according to claim 9, comprising: