CN111820818A

CN111820818A - Cleaning device and rolling brush thereof

Info

Publication number: CN111820818A
Application number: CN201910304729.0A
Authority: CN
Inventors: 查晓亮
Original assignee: Tineco Intelligent Technology Co Ltd
Current assignee: Tineco Intelligent Technology Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-10-27

Abstract

The embodiment of the invention provides cleaning equipment and a rolling brush thereof, wherein the rolling brush comprises a rolling brush body and at least one cleaning assembly connected to the rolling brush body, each cleaning assembly comprises a first row of hairbrushes and a second row of hairbrushes arranged side by side, the height of the bristles of the first row of hairbrushes is greater than that of the bristles of the second row of hairbrushes, and the first row of hairbrushes on the same cleaning assembly are positioned in front of the second row of hairbrushes when the rolling brush rotates to work. The rolling brush provided by the embodiment of the invention can adapt to surfaces to be cleaned with different attributes, the application range of the rolling brush is widened, the surfaces to be cleaned are also protected, and the cleaning quality is improved.

Description

Cleaning device and rolling brush thereof

Technical Field

The invention belongs to the field of household appliance manufacturing, and particularly relates to a cleaning device and a rolling brush thereof.

Background

The rolling brush is an important structure in a cleaning device (such as a sweeping robot) and is mainly used for arranging wool tops on the whole body of a rolling brush body to clean and erase dirt on a surface to be cleaned (such as a floor, a carpet and the like).

Because the different attributes of the surfaces to be cleaned often require different attributes of the wool tops to achieve better cleaning effect, however, the attributes of the wool tops on the roller brush are generally unique at the present stage, and the shape and the layout can limit the use of the roller brush on a plurality of surfaces to be cleaned, and even damage can be caused to some surfaces to be cleaned when the roller brush is used.

Disclosure of Invention

In view of the above, an embodiment of the present invention provides a rolling brush, which includes a rolling brush body and at least one cleaning assembly connected to the rolling brush body, where each cleaning assembly includes a first row of brushes and a second row of brushes arranged side by side, the height of bristles of the first row of brushes is greater than that of bristles of the second row of brushes, and the first row of brushes on the same cleaning assembly is located before the second row of brushes when the rolling brush rotates.

Further, the diameter of the bristle line of the first row of brushes is smaller than that of the bristle line of the second row of brushes.

Furthermore, the diameter of the bristle line of the first row of brushes is 0.03-0.06 mm, and the diameter of the bristle line of the second row of brushes is 0.1-0.2 mm.

Furthermore, the height of the bristles of the first row of brushes is 1.5-3.5 mm greater than that of the bristles of the second row of brushes.

Further, the hardness of the bristles of the first row of brushes is less than that of the bristles of the second row of brushes.

Further, the rolling brush body is connected with one cleaning assembly;

the first row of hairbrushes and the second row of hairbrushes are arranged on the rolling brush body in a V shape, and the V-shaped top points are positioned in the V-shaped openings or positioned on the straight line of the V-shaped two end points when the rolling brush body is arranged.

Further, the first row of hairbrushes is located on the inner side of the V-shaped opening, and the second row of hairbrushes is located on the outer side of the V-shaped opening.

Further, at least two cleaning assemblies are connected to the rolling brush body;

each clean subassembly first row brush with the second row brush is in all be the V type row on the round brush body and arrange and open the round brush body is arranged the time edge when arranging the V type summit of a row of brush before the round brush rotatory direction of operation is located the V type opening of a row of brush in the back, perhaps is located the straight line of the V type both ends point of a row of brush in the back.

Further, the first row of hairbrushes of each cleaning assembly is positioned inside the V-shaped opening, and the second row of hairbrushes of each cleaning assembly is positioned outside the V-shaped opening.

In addition, the embodiment of the invention also provides cleaning equipment, which comprises any one of the rolling brush, the rolling brush cavity and the negative pressure device;

the rolling brush is arranged in the rolling brush cavity and rotates in the rolling brush cavity during working; the negative pressure device is connected with the rolling brush cavity, and the interface is positioned in the middle of the rolling brush cavity.

According to the rolling brush provided by the embodiment of the invention, the longer first row of hairbrushes and the shorter second row of hairbrushes are arranged on the rolling brush body side by side, when the rolling brush rotates to work, the first row of hairbrushes are always positioned in front of the second row of hairbrushes, so that the first row of hairbrushes are always in direct contact with the surface to be cleaned, and the rear part of the first row of hairbrushes is always supported by the second row of hairbrushes, so that the rolling brush can adapt to the surface to be cleaned with different attributes, the application range of the rolling brush is enlarged, the surface to be cleaned is protected, and the cleaning quality is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional view of a roll brush according to an embodiment of the present invention;

fig. 2 is a partial perspective view of a rolling brush according to an embodiment of the present invention;

FIG. 3 is a schematic view of a surface of a rolling brush according to an embodiment of the present invention in an expanded state;

FIG. 4 is a schematic view showing a development state of a surface of a roll brush according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a cleaning apparatus according to an embodiment of the invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the accompanying drawings and examples, so that how to implement the embodiments of the present invention by using technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. Furthermore, the terms "coupled" or "electrically connected" are intended to encompass any direct or indirect electrical coupling. Thus, if a first device couples to a second device, that connection may be through a direct electrical coupling or through an indirect electrical coupling via other devices and couplings. The following description is of the preferred embodiment for carrying out the invention, and is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

At present, two types of rolling brushes are generally arranged on the market, one type is that a soft wool strip and a hard wool strip are respectively embedded in a groove of a rolling brush body, the soft wool strip is thin, the hard wool strip is thick, fine wool is higher than coarse wool, the fine wool plays a role in cleaning a floor, and the coarse wool plays a role in cleaning a carpet, and the rolling brush has the defect that the hard wool strip can scrape part of wool on the carpet when the carpet is cleaned, so that the carpet is damaged; the other type is provided with thick and thin combined wool tops, the thick and thin wool tops are embedded in the grooves of the rolling brush body at the same position, the heights of the soft wool tops and the hard wool tops are the same, the rolling brush plays a role in protecting a carpet when the carpet is cleaned, but the rolling brush has the defect that the rolling brush cannot be used on the floor because the heights of the thick and thin wool tops are the same and the floor is not contacted when the floor is cleaned. The thicker bristle bars scratch the floor if there is contact.

In view of the above technical problems, an embodiment of the present invention provides a rolling brush, please refer to fig. 1, which is a schematic cross-sectional view of the rolling brush provided by the embodiment of the present invention, the rolling brush includes a rolling brush body 10 and at least one cleaning assembly 20 connected to the rolling brush body 10, each cleaning assembly 20 includes a first row of brushes 210 and a second row of brushes 220 arranged side by side, the height of the bristles of the first row of brushes 210 is greater than the height of the bristles of the second row of brushes 220, and the first row of brushes 210 on the same cleaning assembly 20 is located before the second row of brushes 220 when the rolling brush rotates.

Specifically, referring to fig. 2, the shape of the rolling brush body 10 includes, but is not limited to, a cylindrical structure, which is driven by a power structure to rotate during operation, the number of the cleaning assemblies 20 is limited to at least one, that is, the rolling brush body 10 needs to be connected with the cleaning assemblies 20, as shown in the drawing, three cleaning assemblies 20 are connected to the rolling brush body 10; wherein, one end of at least one cleaning assembly 20 is connected to the rolling brush body 10, and the other end extends away from the axial center of the rolling brush body 10, and there is no specific limitation on the connection manner between the rolling brush body 10 and the cleaning assembly 20, in a preferred embodiment, the cleaning assembly 20 further includes a substrate 230, one ends of the first row of brushes 210 and the second row of brushes 220 are connected to the substrate 230 side by side, the other ends extend away from the substrate 230 and are located at the same side of the substrate 230, a T-shaped groove 110 is formed on the rolling brush body 10, the substrate 230 is disposed at the bottom of the T-shaped groove 110 in a penetrating manner, the first row of brushes 210 and the second row of brushes 220 are sunk into the upper portion of the T-shaped groove 110 and extend out of the surface of the rolling brush body 10, so as to complete the movable plug-in connection between the rolling brush body 10 and the cleaning assembly 20, facilitating quick installation and replacement of the cleaning assembly 20.

It should be noted that, although the first row of brushes 210 and the second row of brushes 220 are connected to the base plate 230 side by side, it is only emphasized that the two rows of brushes are arranged side by side, and it is not limited whether they are directly contacted, it is conceivable that the first row of brushes 210 and the second row of brushes 220 are contacted with each other, or the first row of brushes 210 and the second row of brushes 220 are arranged at a distance, and the distance is generally not more than 1 cm.

The height of the bristles of the first row of brushes 210 is greater than the height of the bristles of the second row of brushes 220, that is, the length of the bristles of the first row of brushes 210 extending out of the T-shaped groove 110 is greater than the length of the bristles of the second row of brushes 220 extending out of the T-shaped groove 110, and when the roller brush is rotated (as shown by the arrow in the figure), the first row of brush hairs 210 on the same cleaning assembly 20 is located in front of the second row of brush hairs 220, that is, when the cleaning assembly 20 contacts the surface to be cleaned, the first row of brushes 210 always contacts the surface to be cleaned first, then, the first row of brush brushes 210 are continuously rotated to be bent, and the second row of brush brushes 220 are positioned on the bent first row of brush brushes 210, so that on one hand, the second row of brush brushes 220 support the first row of brush brushes 210, and the service life of the cleaning assembly 20 is prolonged; on the other hand, the second row of brush strips 220 presses the first row of brush strips 210, so that the rolling brushes are continuously contacted with the surface to be cleaned, and the cleaning efficiency is improved; furthermore, longer first row brush 210 is suitable for the floor cleaning softer, and shorter the harder carpet that is adapted to of second row brush 220 is clean, through second row brush 220 with first row brush 210 mode of mutually combining makes the round brush can possess the cleaning ability on the surface of treating of different attributes simultaneously, promotes the application scope of round brush, and shorter second row brush 220 is hard but it not with treat clean surface direct contact, treats clean surface and also plays the guard action, promotes clean quality.

Further, in other preferred embodiments of the present invention, in order to increase the protection of the surface to be cleaned and enhance the cleaning effect of the surface to be cleaned, the material of the cleaning assembly 20 is generally selected such that the diameter of the bristles of the first row of brushes 210 is smaller than that of the bristles of the second row of brushes 220.

Furthermore, in order to ensure that the roller brush has a better cleanliness when cleaning the surface to be cleaned, the diameter of the bristle line of the first row of brushes 210 is generally set to be 0.03-0.06 mm, and the diameter of the bristle line of the second row of brushes 220 is set to be 0.1-0.2 mm.

In addition, in order to ensure that the second row of brush hairs 220 has a better supporting effect on the first row of brush hairs 210 and ensure that the second row of brush hairs 220 has a better pressing effect on the first row of brush hairs 210, so that the rolling brush can be continuously contacted with the surface to be cleaned, and the cleaning efficiency is improved, the height of the bristles of the first row of brush hairs 210 is 1.5-3.5 mm greater than that of the bristles of the second row of brush hairs 220; furthermore, the above technical effects can also be achieved by selecting bristles of the first row of brushes 210 and the second row of brushes 220 made of different materials, specifically, the bristles with higher hardness are selected as the bristles of the second row of brushes 220, and the bristles with lower hardness are selected as the bristles of the first row of brushes 210, that is, the hardness of the bristles of the first row of brushes 210 is less than that of the bristles of the second row of brushes 220.

The following describes the layout of the cleaning assembly 20 on the roller brush body 10.

In one case, referring to fig. 3, the rolling brush body 10 is connected with one cleaning assembly 20, the first row of brush 210 and the second row of brush 220 are arranged on the rolling brush body 10 in a V shape, and when the rolling brush body 10 is arranged, the V-shaped peak 240 is located in the V-shaped opening or located on the straight line of the two V-shaped end points 250. Specifically, please refer to the attached drawings, which are a surface development view of the rolling brush body 10, one cleaning assembly 20 is connected to the rolling brush body 10, the first row of brushes 210 and the second row of brushes 220 are arranged side by side and arranged in a V shape on the rolling brush body 10, wherein a V-shaped vertex 240 of the cleaning assembly 20 is located in the V-shaped opening when the rolling brush body 10 is arranged, that is, the V-shaped vertex 240 falls inside the V-shaped opening; alternatively, the V-shaped peak 240 is located on a straight line connecting two end points 250 of the cleaning assembly 20. Through the structure, can make the round brush always have one in 360 degrees rotation range the brush hair of cleaning assembly 20 with treat the clean surface contact, can effectively avoid when the round brush is rotatory, treat clean surface and the brushless contact of brush hair and treat to switch between the clean surface and send and pat the noise of treating the clean surface because of having the brush hair contact, improved user experience's comfort level, simultaneously the round brush with treat that the clean surface keeps continuous incessant contact, can also improve the cleaning efficiency who treats the clean surface.

Further, referring to the drawings, the first row of brushes 210 is located inside the V-shaped opening, and the second row of brushes 220 is located outside the V-shaped opening, that is, when the rolling brush body 10 rotates according to the arrow direction, it is ensured that the first row of brushes 210 is located in front of the second row of brushes 220, and the cleaning assemblies arranged in the V shape can collect dirt on the surface to be cleaned, and collect the dirt at the middle position of the rolling brush body 10, so that the dust collector connected to the rolling brush can collect the dirt.

In another case, referring to fig. 4, the rolling brush body 10 is connected with at least two cleaning assemblies 20, the first row of brushes 210 and the second row of brushes 220 of each cleaning assembly 20 are arranged in a V shape on the rolling brush body 10, and when the rolling brush body 10 is arranged, the V-shaped vertex 240 of the front row of brushes is located in the V-shaped opening of the rear row of brushes along the rotation working direction of the rolling brush, or is located on the straight line of the V-shaped two endpoints 250 of the rear row of brushes. Specifically, referring to the attached drawings, which are surface development views of the roller brush body 10, at least two cleaning assemblies 20 are connected to the roller brush body 10, as shown in the drawings, there is shown a case where three cleaning assemblies 20 are coupled to the drum brush body 10, but this does not constitute a limitation on the number of the cleaning assemblies 20, wherein the first row of brush 210 and the second row of brush 220 of each cleaning assembly 20 are arranged side by side and are arranged in a V shape on the rolling brush body 10, and when the cleaning assemblies 20 are arranged in the rolling brush body 10, along the rotating direction (as shown by the arrow) of the rolling brush during operation, the V-shaped peak 240 of the former cleaning assembly 20 is located in the V-shaped opening of the latter cleaning assembly 20, the V-shaped peak 240 of the former cleaning assembly 20 falls inside the V-shaped opening of the latter cleaning assembly 20; or, the V-shaped vertex 240 of the former cleaning assembly 20 is located on a straight line connecting two end points 250 of the latter cleaning assembly 20, and for the case that three cleaning assemblies 20 are connected to the rolling brush body 10, an angle covered by one V-shaped cleaning assembly 20 is at least 120 degrees, and an angle covered by three cleaning assemblies 20 is 360 degrees, that is, a perfect circle of the rolling brush body 10 is formed. Through the structure, the brush hair of the cleaning component 20 is always contacted with the surface to be cleaned in the range of 360 degrees of rotation of the rolling brush, so that the noise of beating the surface to be cleaned due to switching between the condition that the brush hair is contacted with the surface to be cleaned and the condition that the brush hair is not contacted with the surface to be cleaned during the rotation of the rolling brush can be effectively avoided, and the comfort level of user experience is improved; and meanwhile, the rolling brush keeps continuous and uninterrupted contact with the surface to be cleaned, and the cleaning efficiency of the surface to be cleaned can be improved.

Further, referring to the drawings, the first row of bristles 210 of each cleaning assembly 20 is located inside the V-shaped opening, and the second row of bristles 220 of each cleaning assembly 20 is located outside the V-shaped opening, that is, when the rolling brush body 10 rotates in the direction of the arrow, the cleaning assemblies arranged in the V shape can collect dirt on the surface to be cleaned and collect the dirt in the middle of the rolling brush body 10, so that when the dust collector connected to the rolling brush is used, the dirt is collected from the middle of the rolling brush.

Of course, the moving direction of the rolling brush is that the V-shaped opening of the cleaning assembly 20 is at the front and the rear of the V-shaped peak, it is contemplated that the direction of movement of the roller brush may also be such that the V-shaped apex of the cleaning assembly 20 is behind the front V-shaped opening, then the arrangement direction of the first row of brush hairs 210 and the second row of brush hairs 220 needs to be adjusted accordingly, that is, the first row of brush brushes 210 are located outside the V-shaped opening, the second row of brush brushes 220 are located inside the V-shaped opening, to ensure that the first row of brushes 210 is located in front of the second row of brushes 220 during operation, and dirt on the surface to be cleaned is not collected in the middle of the roll brush when being cleaned, but are respectively concentrated at two ends of the rolling brush, and at the moment, dust suction devices are respectively communicated with the two ends of the rolling brush to suck the dust suction devices.

In addition, an embodiment of the present invention further provides a cleaning apparatus, please refer to fig. 5, where the cleaning apparatus includes the rolling brush 1, the rolling brush cavity 2, and the negative pressure device 3 described in the above embodiment.

Wherein, the round brush 1 is established in the round brush chamber 2, and is in when clean setting up the work round brush 1 can the round brush chamber 20 internal rotation, specifically, the round brush 1 is in can be in under the drive of cleaning equipment's power component the round brush chamber 20 internal rotation, set up longer first row brush and shorter second row brush side by side on the round brush and treat the cleaning surface and play the cleaning action, and just first row brush is located before the second row brush all the time when the round brush rotatory work for first row brush all the time makes first row brush all the time with treat cleaning surface direct contact, and the rear is supported by second row brush all the time, makes the round brush can adapt to the surface of treating cleaning of different attributes, promotes the application scope of round brush, can treat cleaning surface to softer and play effectual guard action to long first row brush in addition, promotes clean quality; the negative pressure device 3 is connected to the rolling brush cavity 2, and the interface is located in the middle of the rolling brush cavity 2, specifically, the negative pressure device 3 can provide continuous negative pressure to the rolling brush cavity 2, so as to perform centralized adsorption on the dirt cleaned by the rolling brush, and the interface between the negative pressure device 3 and the rolling brush cavity 2 is located in the middle of the rolling brush cavity 2, so that the dirt on the surface to be cleaned can be collected to the middle of the rolling brush due to a certain collecting effect of the rolling brush, so that the centralized adsorption force of the negative pressure device 3 on the dirt cleaned by the rolling brush is improved, and the cleaning efficiency is effectively improved.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a round brush, its characterized in that includes the round brush body and connects at least one clean subassembly of round brush body, every clean subassembly is including the first row of brush and the second row brush that set up side by side, the brush hair height of first row brush is greater than the brush hair height of second row brush, and is in the round brush rotation during operation is same on the clean subassembly first row brush is located before the brush is arranged to the second row.

2. The roll brush of claim 1, wherein the bristle line diameter of the first row of brushes is smaller than the bristle line diameter of the second row of brushes.

3. The roll brush according to claim 2, wherein the first row of brush bristles have a linear diameter of 0.03-0.06 mm, and the second row of brush bristles have a linear diameter of 0.1-0.2 mm.

4. The roll brush according to claim 1, wherein the height of the bristles of the first row of bristles is 1.5 to 3.5mm greater than the height of the bristles of the second row of bristles.

5. The roll brush of claim 1 wherein the bristles of the first row of bristles have a stiffness less than the stiffness of the bristles of the second row of bristles.

6. The round brush according to any of claims 1-5, wherein one of the cleaning assemblies is attached to the round brush body;

7. The round brush according to claim 6, wherein the first row of brush bristles is located inside the V-shaped opening and the second row of brush bristles is located outside the V-shaped opening.

8. The round brush according to any of claims 1 to 5, wherein at least two of the cleaning assemblies are connected to the round brush body;

9. The roller brush of claim 8 wherein the first row of bristles of each cleaning assembly is located inside the V-shaped opening and the second row of bristles of each cleaning assembly is located outside the V-shaped opening.

10. A cleaning device comprising the roll brush according to any one of claims 1 to 9, a roll brush chamber, and a negative pressure means;