Cleaning appliance head and cleaning appliance

Abstract

The application discloses a cleaning head of a cleaning device and the cleaning device, and relates to the technical field of cleaning devices. The cleaning head comprises a base and a plurality of bristle bundles, the base is provided with a base surface, and the plurality of bristle bundles are fixed to the base; the plurality of bristle bundles comprise a plurality of intermediate bristle bundles and a plurality of peripheral bristle bundles; the plurality of peripheral bristle bundles surround the plurality of intermediate bristle bundles; the plurality of peripheral bristle bundles comprise a plurality of front-end bristle bundles and a plurality of side-wing bristle bundles; the plurality of front-end bristle bundles are located at front-end edges of the base surface; the plurality of side-wing bristle bundles are located at edges of the base surface; the height of the front-end bristle bundles is greater than the height of the lowest bristle bundle in the plurality of bristle bundles; the lowest bristle bundle comprises at least one of the intermediate bristle bundles and the side-wing bristle bundles; the front-end bristle bundles are raised relative to the lowest bristle bundle; when the toothbrush is used to clean the oral cavity, the cleaning head is inserted into the innermost part of the oral cavity, the front-end bristle bundles can contact the molar teeth or wisdom teeth, and the innermost part of the molar teeth or wisdom teeth can be cleaned, thereby achieving a better cleaning effect.

Description

Technical Field

[0001] This application relates to the field of oral hygiene technology, and in particular to a cleaning head and cleaning device. Background Technology

[0002] Oral hygiene is a crucial aspect of maintaining health and well-being. Currently, most people use toothbrushes and other oral hygiene tools to clean their mouths and ensure they are clean and hygienic.

[0003] Typically, a toothbrush consists of bristle bundles, a base, and a handle. The base is usually fixed to the handle, and the bristle bundles are fixed to the base. When cleaning the mouth, the consumer can hold the handle or attach the handle to an electric base, hold the base, and then place the base and bristle bundles into the mouth to clean the mouth using the bristle bundles.

[0004] However, current toothbrushes have difficulty cleaning the innermost molars or wisdom teeth in the mouth. Utility Model Content

[0005] The purpose of this application is to provide a cleaning head and a cleaning device that can clean the innermost molars or wisdom teeth in the oral cavity.

[0006] The first aspect of this application provides a cleaning head for a cleaning appliance, including: a base and a plurality of bristle bundles, the base having a base surface, the plurality of bristle bundles being fixed to the base at intervals, and the plurality of bristle bundles protruding relative to the base surface;

[0007] Multiple bristle bundles include multiple intermediate bristle bundles and multiple peripheral bristle bundles; the multiple intermediate bristle bundles are arranged at intervals in the middle of the base surface; the multiple peripheral bristle bundles surround the multiple intermediate bristle bundles, and the multiple peripheral bristle bundles are arranged at intervals at the edge of the base surface.

[0008] Multiple peripheral bristle bundles include multiple front bristle bundles and multiple wing bristle bundles. The multiple front bristle bundles are located at the front edge of the base surface, and the multiple wing bristle bundles are located at the two side edges of the base surface.

[0009] The height of the front bristle tuft is greater than that of the bristle tuft with the lowest height among the multiple bristle tufts, and the bristle tuft with the lowest height includes at least one of the middle bristle tuft and the wing bristle tuft.

[0010] In some embodiments, the front bristle bundles are used to clean molars or wisdom teeth.

[0011] In some embodiments, the plurality of peripheral bristle bundles also include a rear bristle bundle located at the rear edge of the base surface; the rear bristle bundle and the front bristle bundle are centrally symmetrical about the base surface.

[0012] In some embodiments, the multiple bristle bundles also include multiple transverse vibrating bristle bundles, which are arranged sequentially at intervals along the width direction of the base surface; the multiple transverse vibrating bristle bundles are all located between the multiple front bristle bundles and the rear bristle bundles; among the multiple bristle bundles, the transverse vibrating bristle bundles have the highest height.

[0013] In some embodiments, multiple transverse vibrating bristle bundles are arranged in a row, with one row of transverse vibrating bristle bundles located at the middle of the base surface along the length direction; or, multiple transverse vibrating bristle bundles are arranged in two rows along the length direction of the base surface, with the two rows of transverse vibrating bristle bundles spaced apart, and the distance between the two rows of transverse vibrating bristle bundles being equal to the width of a tooth.

[0014] In some embodiments, the wing bristle bundles and the transverse vibrating bristle bundles each include multiple pointed filaments, and the front bristle bundle, the rear bristle bundle, and the middle bristle bundle each include multiple nylon filaments.

[0015] Alternatively, the outer bristle bundles and the transverse vibrating bristle bundles each include multiple pointed filaments; the middle bristle bundles include multiple nylon filaments.

[0016] Alternatively, multiple bristle bundles may each contain multiple pointed filaments.

[0017] In some embodiments, among the multiple bristle bundles, the middle bristle bundle has the lowest height, and at least one wing bristle bundle has a height greater than the height of the multiple middle bristle bundles.

[0018] In some embodiments, the tops of the plurality of front-end bristle bundles form an inclined surface, and the distance between the inclined surface and the base surface gradually decreases from the front end to the rear end of the base surface; or, the tops of the plurality of front-end bristle bundles form a first plane, which is parallel to the base surface.

[0019] In some embodiments, the tops of the plurality of intermediate bristle bundles form a concave arc-shaped surface; or, the tops of the plurality of intermediate bristle bundles form a second plane, the second plane being parallel to the base surface.

[0020] In some embodiments, the top surface of at least one wing bristle bundle includes a raised surface and a recessed surface, the raised surface and the recessed surface being distributed in a stepped manner, the raised surface being located on the side of the wing bristle bundle facing the central bristle bundle, and the recessed surface being located on the side of the wing bristle bundle away from the central bristle bundle; or, the raised surface being located on the side of the wing bristle bundle away from the central bristle bundle, and the recessed surface being located on the side of the wing bristle bundle facing the central bristle bundle.

[0021] In some embodiments, the cleaning head of the cleaning appliance further includes a brush handle, a counterweight, a seal, and a covering layer. The brush handle includes a brush rod and a support portion, the support portion being fixed to one end of the brush rod and having a support groove. The covering layer covers the outer peripheral surface of the support portion.

[0022] The counterweight, seals, and base are stacked sequentially within the bearing groove.

[0023] In some embodiments, at least one of the plurality of bristle bundles is a faded bristle bundle.

[0024] The second aspect of this application provides a cleaning head for a cleaning appliance, comprising: a base and a plurality of bristle bundles, the base having a base surface, the plurality of bristle bundles being fixed to the base at intervals, and the plurality of bristle bundles protruding relative to the base surface; wherein at least one bristle bundle has a raised surface and a recessed surface at its top, the raised surface and the recessed surface being distributed in a stepped manner.

[0025] In some embodiments, the multiple bristle bundles include multiple intermediate bristle bundles and multiple peripheral bristle bundles; the multiple intermediate bristle bundles are arranged at intervals in the middle of the base surface; the multiple peripheral bristle bundles surround the multiple intermediate bristle bundles, and the multiple peripheral bristle bundles are arranged at intervals at the edges of the base surface.

[0026] The plurality of peripheral bristle bundles include a plurality of wing bristle bundles, a front bristle bundle, and a rear bristle bundle. The plurality of wing bristle bundles are located at the two sides of the base surface, the front bristle bundle is located at the front edge of the base surface, and the rear bristle bundle is located at the rear edge of the base surface. At least one of the middle bristle bundle, the wing bristle bundle, the front bristle bundle, and the rear bristle bundle has a raised surface and a recessed surface on its top.

[0027] In some embodiments, the top of the side wing bristle bundle is provided with the raised surface and the recessed surface; the raised surface is located on the side of the side wing bristle bundle facing the central bristle bundle, and the recessed surface is located on the side of the side wing bristle bundle away from the central bristle bundle; or, the raised surface is located on the side of the side wing bristle bundle away from the central bristle bundle, and the recessed surface is located on the side of the side wing bristle bundle facing the central bristle bundle.

[0028] Alternatively, the top of each of the multiple bristle bundles may have both a raised surface and a recessed surface.

[0029] A third aspect of this application provides a cleaning appliance, comprising: a cleaning head of a cleaning appliance according to any one of the first or second aspects of this application.

[0030] The front bristle bundles are convex with the lowest relative height. Therefore, when using a toothbrush to clean the mouth, insert the toothbrush head into the innermost part of the mouth, and the front bristle bundles can contact the molars or wisdom teeth, thus cleaning the innermost part of the molars or wisdom teeth, resulting in a better cleaning effect. Attached Figure Description

[0031] To more clearly illustrate the technical solution of this application, the accompanying drawings used in the embodiments will be briefly described below.

[0032] Figure 1 This is a schematic diagram of the structure of the cleaning head of the cleaning device provided in the first embodiment of this application.

[0033] Figure 2 yes Figure 1 The diagram shows a partial structural schematic of the cleaning head of the cleaning device shown.

[0034] Figure 3 This is a schematic diagram of the structure of the cleaning head of the cleaning appliance provided in the second embodiment of this application.

[0035] Figure 4 yes Figure 3 The diagram shows a partial structural schematic of the cleaning head of the cleaning device shown.

[0036] Figure 5 This is a schematic diagram of the structure of the cleaning head of the cleaning appliance provided in the third embodiment of this application.

[0037] Figure 6 yes Figure 5 The diagram shows a partial structural schematic of the cleaning head of the cleaning device shown.

[0038] Figure 7 yes Figure 2 Another perspective of the partial structural schematic diagram of the cleaning head of the cleaning device shown.

[0039] Figure 8 yes Figure 4 Another perspective of the partial structural schematic diagram of the cleaning head of the cleaning device shown.

[0040] Figure 9 yes Figure 6 Another perspective of the partial structural schematic diagram of the cleaning head of the cleaning device shown.

[0041] Figure 10 This is a schematic diagram of the cleaning head of the cleaning device provided in the first embodiment of this application for cleaning molars.

[0042] Figure 11 This is a schematic diagram of the cleaning head of the cleaning device provided in the first embodiment of this application cleaning between teeth.

[0043] Figure 12 This is a schematic diagram of the cleaning head of the cleaning device provided in the first embodiment of this application for cleaning the periodontal gingival sulcus area.

[0044] Figure 13 This is a schematic diagram of the cleaning head of the cleaning device provided in the first embodiment of this application cleaning the groove area of ​​teeth.

[0045] Figure 14 This is a schematic diagram of the bristle bundle of the cleaning head of the cleaning device provided in the embodiment of this application.

[0046] Figure 15 This is a partial structural schematic diagram of the cleaning head of the cleaning appliance provided in the fourth embodiment of this application.

[0047] Figure 16This is a schematic diagram of the split structure of the cleaning head of the cleaning appliance provided in the first embodiment of this application.

[0048] Explanation of reference numerals in the attached diagram: 1000 - Cleaning head of cleaning appliance; 100 - Bristle tuft; 10 - Middle bristle tuft; 10a - First middle bristle tuft; 10b - Second middle bristle tuft; 11 - First middle bristle tuft; 12 - Second middle bristle tuft; 13 - Third middle bristle tuft; 14 - Fourth middle bristle tuft; 15 - Fifth middle bristle tuft; 20 - Outer bristle tuft; 30 - Front bristle tuft; 31 - First front bristle tuft; 32 - Second front bristle tuft; 33 - Third front bristle tuft; 34 - Fourth front bristle tuft; 40 - Side bristle tuft; 41 - First side bristle tuft; 42 - Second side bristle tuft; 43 - Third side bristle tuft; 44 - Fourth side bristle tuft; 45 - Convex Surface, 46-Concave surface, 50-Rear end bristle bundle, 51-First rear end bristle bundle, 52-Second rear end bristle bundle, 53-Third rear end bristle bundle, 54-Fourth rear end bristle bundle, 60-Horizontal vibrating bristle bundle, 60a-First row of horizontal vibrating bristle bundle, 60b-Second row of horizontal vibrating bristle bundle, 61-First horizontal vibrating bristle bundle, 62-Second horizontal vibrating bristle bundle, 63-Third horizontal vibrating bristle bundle, 64-Fourth horizontal vibrating bristle bundle, 65-Fifth horizontal vibrating bristle bundle, 66-Sixth horizontal vibrating bristle bundle, 200-Base, 210-Base surface, 300-Brush handle, 310-Brush rod, 320-Bearing part, 321-Bearing groove, 330-Covering layer, 400-Counterweight block, 500-Seal, 600-Covering layer. Detailed Implementation

[0049] The technical solutions in the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings.

[0050] refer to Figure 1 This application provides a cleaning head 1000 for a cleaning appliance, specifically a toothbrush head. The toothbrush head includes a base 200 and multiple bristle bundles 100. The base 200 has a base surface 210. The multiple bristle bundles 100 are fixed to the base 200 at intervals, and each bristle bundle 100 protrudes relative to the base surface 210. The multiple bristle bundles 100 are symmetrical about the base surface 210 along the central axis of the length direction X, and also symmetrical about the base surface 210 along the central axis of the width direction Y. In other words, the multiple bristle bundles 100 are centrally symmetrically distributed.

[0051] The cleaning head 1000 also includes a brush handle 300, with a base 200 fixed to it. One end of the brush handle 300 extends away from the base 200, and the extension direction of the brush handle 300 is its length direction. The front end of the base surface 210, as described below, refers to the end of the base surface 210 away from the brush handle 300, and the rear end of the base surface 210 refers to the end of the base surface 210 facing the brush handle 300. Similarly, the front end of the bristle bundle 100 refers to the end of the bristle bundle 100 away from the brush handle 300, and the rear end of the bristle bundle 100 refers to the end of the bristle bundle 100 facing the brush handle 300. The base surface 210 may be elliptical, with its length direction referring to the major axis of the ellipse containing the base surface 210, and its width direction referring to the minor axis of the ellipse containing the base surface 210. The length direction of the base surface 210 is parallel to the length direction of the brush handle 300. In other embodiments, the base surface 210 may also be a regular shape such as a circle or a rectangle, or the base surface 210 may also be an irregular shape.

[0052] The cleaning head 1000 can be applied to cleaning appliances such as toothbrushes, including electric toothbrushes and regular toothbrushes. When the toothbrush head provided in this embodiment is applied to a regular toothbrush, the handle 300 makes it easy for the consumer to hold. When the toothbrush head provided in this embodiment is applied to an electric toothbrush, the handle 300 can be mounted on an electric base, and the base can drive the toothbrush head to vibrate, rotate, etc., through the handle 300.

[0053] refer to Figure 2 The multiple bristle bundles 100 include multiple intermediate bristle bundles 10 and multiple peripheral bristle bundles 20; the multiple intermediate bristle bundles 10 are arranged at intervals in the middle of the base surface 210; the multiple peripheral bristle bundles 20 surround the multiple intermediate bristle bundles 10, and the multiple peripheral bristle bundles 20 are arranged at intervals at the edge of the base surface 210.

[0054] The multiple peripheral bristle bundles 20 include multiple front bristle bundles 30 and multiple wing bristle bundles 40. The multiple front bristle bundles 30 are located at the front edge of the base surface 210, and the multiple wing bristle bundles 40 are located at the two side edges of the base surface 210.

[0055] In some embodiments, reference is made to Figure 2 The toothbrush also includes a rear bristle tuft 50, which is located at the rear edge of the base surface 210. The rear bristle tuft 50 and the front bristle tuft 30 are symmetrical about the center of the base surface 210. The rear bristle tuft 50 can increase the number of bristle tufts 100 and improve the efficiency of the toothbrush in cleaning the mouth.

[0056] In some embodiments, reference is made to Figure 2 The multiple bristle bundles 100 also include multiple transverse vibrating bristle bundles 60, which are arranged sequentially at intervals along the width direction of the base surface 210.

[0057] In some embodiments, the cross-sectional shape of the bristle bundle 100 can be a regular shape such as an oval, ellipse, triangle, rectangle, square, or circle. The cross-section of the bristle bundle 100 can also be an irregular shape. Here, "cross-section" refers to the surface of the bristle bundle 100 exposed after it is cut along a reference plane. The reference plane is a plane parallel to the base plane 210.

[0058] The "multiple" mentioned above refers to two or more, such as two, three, four, five, or six, etc.

[0059] The distribution of multiple bristle bundles 100 in several specific embodiments of the toothbrush head is described in detail below.

[0060] First specific embodiment

[0061] refer to Figure 1 and Figure 2 The toothbrush head includes 23 bristle bundles 100, of which 23 bristle bundles 100 include 5 middle bristle bundles 10, 12 peripheral bristle bundles 20 and 6 transverse bristle bundles 60. The 12 peripheral bristle bundles 20 include 4 front bristle bundles 30, 4 wing bristle bundles 40 and 4 rear bristle bundles 50.

[0062] In the first specific embodiment, both the lateral bristle bundle 40 and the transverse vibrating bristle bundle 60 include multiple pointed filaments, and the front bristle bundle 30, the rear bristle bundle 50, and the middle bristle bundle 10 each include multiple nylon filaments. The pointed filaments can penetrate deep into the gaps between two teeth to better clean foreign objects within the gaps. The nylon filaments can penetrate deep into the dental grooves to clean foreign objects within the grooves. The combination of pointed filaments and nylon filaments effectively cleans both the gaps between teeth and the dental grooves, resulting in a better cleaning effect.

[0063] The five intermediate bristle tufts 10 are designated as the first intermediate bristle tuft 11, the second intermediate bristle tuft 12, the third intermediate bristle tuft 13, the fourth intermediate bristle tuft 14, and the fifth intermediate bristle tuft 15. The cross-sections of the first, second, third, and fourth intermediate bristle tufts 11, 12, 13, and 14 are all elliptical. The cross-section of the fifth intermediate bristle tuft 15 is prismatic. The first, second, third, and fourth intermediate bristle tufts 11, 12, 13, and 14 are approximately quadrilaterals, and the major axes of the ellipses containing these tufts are all inclined relative to the length direction of the base plane 210. The first intermediate bristle tuft 11, the second intermediate bristle tuft 12, the third intermediate bristle tuft 13, and the fourth intermediate bristle tuft 14 are all symmetrical about the central axis of the base surface 210 along the width direction, and are also symmetrical about the central axis of the base surface 210 along the length direction. That is, the first intermediate bristle tuft 11, the second intermediate bristle tuft 12, the third intermediate bristle tuft 13, and the fourth intermediate bristle tuft 14 are arranged in a centrally symmetrical pattern.

[0064] The fifth intermediate bristle bundle 15 is located at the center of the quadrilateral formed by the first intermediate bristle bundle 11, the second intermediate bristle bundle 12, the third intermediate bristle bundle 13, and the fourth intermediate bristle bundle 14. The center of the fifth intermediate bristle bundle 15 coincides with the center of the base surface 210.

[0065] The four front-end bristle tufts 30 are designated as a first front-end bristle tuft 31, a second front-end bristle tuft 32, a third front-end bristle tuft 33, and a fourth front-end bristle tuft 34. The first front-end bristle tuft 31 is located at the very front of the base surface 210. The second, third, and fourth front-end bristle tufts 32 and 33 are all located behind the first front-end bristle tuft 31 and are arranged in a row along the width of the base surface 210. The second and fourth front-end bristle tufts 32 and 34 are symmetrical about the central axis along the length of the base surface 210. The cross-section of the first front-end bristle tuft 31 is approximately waist-shaped and includes opposing convex and concave sides. The convex side is located at the front end of the first front-end bristle tuft 31, and the concave side is located at the rear end of the first front-end bristle tuft 31. The cross-sections of the second front-end bristle bundle 32 and the fourth front-end bristle bundle 34 are both waist-shaped, and the major axis of the waist-shaped hole where the cross-sections of the second front-end bristle bundle 32 and the fourth front-end bristle bundle 34 are located is inclined relative to the length direction of the base surface 210. The cross-section of the third front-end bristle bundle 33 is approximately triangular.

[0066] The four rear-end bristle tufts 50 are designated as the first rear-end bristle tuft 51, the second rear-end bristle tuft 52, the third rear-end bristle tuft 53, and the fourth rear-end bristle tuft 54. These tufts are symmetrical to the first front-end bristle tufts 31, 32, 33, and 34, respectively. The shape and distribution of the four rear-end bristle tufts 50 are similar to those of the four front-end bristle tufts 30 and will not be described further here.

[0067] The four lateral bristle bundles 40 include a first lateral bristle bundle 41, a second lateral bristle bundle 42, a third lateral bristle bundle 43, and a fourth lateral bristle bundle 44. The first lateral bristle bundle 41 and the second lateral bristle bundle 42 are located on one edge of the base surface 210 along its width direction, while the third lateral bristle bundle 43 and the fourth lateral bristle bundle 44 are located on the other edge of the base surface 210 along its width direction. The first lateral bristle bundle 41, the second lateral bristle bundle 42, the third lateral bristle bundle 43, and the fourth lateral bristle bundle 44 are symmetrical about the central axis of the base surface 210 along its length direction. The cross-section of each of the four lateral bristle bundles 40 can be waist-shaped.

[0068] The six transverse vibrating bristle bundles 60 include a first transverse vibrating bristle bundle 61, a second transverse vibrating bristle bundle 62, a third transverse vibrating bristle bundle 63, a fourth transverse vibrating bristle bundle 64, a fifth transverse vibrating bristle bundle 65, and a sixth transverse vibrating bristle bundle 66. The first transverse vibrating bristle bundle 61, the second transverse vibrating bristle bundle 62, and the third transverse vibrating bristle bundle 63 are arranged in the width direction of the base surface 210 to form a first row of transverse vibrating bristle bundles 60a, and the fourth transverse vibrating bristle bundle 64, the fifth transverse vibrating bristle bundle 65, and the sixth transverse vibrating bristle bundle 66 are arranged in the width direction of the base surface 210 to form a second row of transverse vibrating bristle bundles 60b. The two rows of transverse vibrating bristle bundles 60 are spaced apart along the length direction of the base surface 210. The first row of transverse vibrating bristle bundles 60a is located between the rear end of the front bristle bundle 30 and the front end of the side bristle bundle 40, and the second row of transverse vibrating bristle bundles 60b is located between the front end of the rear bristle bundle 50 and the rear end of the side bristle bundle 40.

[0069] The first lateral bristle bundle 41 and the second lateral bristle bundle 42 are located between the first transverse vibrating bristle bundle 61 and the fourth transverse vibrating bristle bundle 64. The third lateral bristle bundle 43 and the fourth lateral bristle bundle 44 are located between the third transverse vibrating bristle bundle 63 and the sixth transverse vibrating bristle bundle 66. The five intermediate bristle bundles 10 are all located between the second transverse vibrating bristle bundle 62 and the fifth transverse vibrating bristle bundle 65, and the five intermediate bristle bundles 10 are located within the space enclosed by the six transverse vibrating bristle bundles 60 and the four lateral bristle bundles 40.

[0070] Second specific embodiment

[0071] refer to Figure 3 and Figure 4 The toothbrush head includes 23 bristle bundles 100, of which 23 bristle bundles 100 include 8 middle bristle bundles 10, 12 peripheral bristle bundles 20 and 3 transverse bristle bundles 60. The 12 peripheral bristle bundles 20 include 4 front bristle bundles 30, 4 wing bristle bundles 40 and 4 rear bristle bundles 50.

[0072] In the second specific embodiment, both the outer bristle bundle 20 and the transverse vibrating bristle bundle 60 include multiple pointed filaments; the middle bristle bundle 10 includes multiple nylon filaments. The pointed filaments can penetrate deep into the gaps between two teeth to better clean foreign objects within the gaps. The nylon filaments can penetrate deep into the dental grooves to clean foreign objects within the grooves. The combination of pointed filaments and nylon filaments effectively cleans both the gaps between teeth and the dental grooves, resulting in a better cleaning effect.

[0073] The eight intermediate bristle bundles 10 include a first intermediate bristle bundle 10a and a second intermediate bristle bundle 10b, which are symmetrical about the central axis along the width direction of the base plane 210. Both the first and second intermediate bristle bundles 10a and 10b include a first intermediate bristle bundle 11, a second intermediate bristle bundle 12, a third intermediate bristle bundle 13, and a fourth intermediate bristle bundle 14. The cross-sections of the first, second, third, and fourth intermediate bristle bundles 11, 12, 13, and 14 are all elliptical. The first, second, third, and fourth intermediate bristle bundles 11, 12, 13, and 14 are arranged in an approximately quadrilateral shape, and the major axis of the ellipse containing the first, second, third, and fourth intermediate bristle bundles 14 is inclined relative to the length direction of the base plane 210.

[0074] The four front-end bristle bundles 30 are the first front-end bristle bundle 31, the second front-end bristle bundle 32, the third front-end bristle bundle 33, and the fourth front-end bristle bundle 34. The structure and arrangement of the four front-end bristle bundles 30 are the same as in the first embodiment, and will not be described again.

[0075] The four rear-end bristle bundles 50 are the first rear-end bristle bundle 51, the second rear-end bristle bundle 52, the third rear-end bristle bundle 53, and the fourth rear-end bristle bundle 54. The structure and arrangement of the four rear-end bristle bundles 50 are the same as in the first specific embodiment, and will not be described again.

[0076] The four lateral bristle bundles 40 include a first lateral bristle bundle 41, a second lateral bristle bundle 42, a third lateral bristle bundle 43, and a fourth lateral bristle bundle 44. The positions, cross-sectional shapes, and symmetry of the four lateral bristle bundles 40 are similar to those in the first embodiment, and will not be described again. The difference lies in that the width of the lateral bristle bundles 40 in the second embodiment is greater than that in the first embodiment, and the spacing between the two lateral bristle bundles 40 on the same side is larger in the second embodiment.

[0077] The three transverse vibrating bristle bundles 60 include a first transverse vibrating bristle bundle 61, a second transverse vibrating bristle bundle 62, and a third transverse vibrating bristle bundle 63. The first transverse vibrating bristle bundle 61, the second transverse vibrating bristle bundle 62, and the third transverse vibrating bristle bundle 63 are arranged in a row along the width direction of the base surface 210.

[0078] The first transverse vibrating bristle bundle 61 is located between the first side wing bristle bundle 41 and the second side wing bristle bundle 42. The third transverse vibrating bristle bundle 63 is located between the third side wing bristle bundle 43 and the fourth side wing bristle bundle 44. The second transverse vibrating bristle bundle 62 is located between the first intermediate bristle bundle 10a and the second intermediate bristle bundle 10b. The first intermediate bristle bundle 10a is located within the space formed by the front bristle bundle 30, the first side wing bristle bundle 41, the third side wing bristle bundle 43, and the three transverse vibrating bristle bundles 60. The second intermediate bristle bundle 10b is located within the space formed by the rear bristle bundle 50, the second side wing bristle bundle 42, the fourth side wing bristle bundle 44, and the three transverse vibrating bristle bundles 60.

[0079] Third specific embodiment

[0080] refer to Figure 5 and Figure 6 The toothbrush head includes 15 bristle bundles 100, which include 4 middle bristle bundles 10, 8 peripheral bristle bundles 20, and 3 transverse bristle bundles 60. The 8 peripheral bristle bundles 20 include 2 front bristle bundles 30, 4 wing bristle bundles 40, and 2 rear bristle bundles 50.

[0081] In the third specific embodiment, each of the multiple bristle bundles 100 includes multiple pointed filaments. These pointed filaments can penetrate deep into the gaps between teeth for thorough cleaning. Furthermore, the pointed filaments are relatively soft and will not damage tooth enamel.

[0082] The four intermediate bristle bundles 10 include a first bristle bundle 10a and a second bristle bundle 10b, which are symmetrical about the central axis along the width direction of the base plane 210. Both the first and second bristle bundles 100 include a first intermediate bristle bundle 11 and a second intermediate bristle bundle 12. The cross-sections of both the first and second intermediate bristle bundles 11 and 12 are elliptical. The major axis of the ellipse containing both the first and second intermediate bristle bundles 11 and 12 is inclined relative to the length direction of the base plane 210.

[0083] The two front-end bristle bundles 30 are designated as a first front-end bristle bundle 31 and a second front-end bristle bundle 32. The first front-end bristle bundle 31 is located at the very front of the base surface 210. The cross-section of the first front-end bristle bundle 31 is approximately waist-shaped, and it includes opposing convex and concave sides. The convex side is located at the front end of the first front-end bristle bundle 31, and the concave side is located at the rear end. The second front-end bristle bundle 32 is opposite to the concave side of the first front-end bristle bundle 31.

[0084] The two rear-end bristle bundles 50 are the first rear-end bristle bundle 51 and the second rear-end bristle bundle 52. The first rear-end bristle bundle 51 and the second rear-end bristle bundle 52 are symmetrical to the first front-end bristle bundle 31 and the second front-end bristle bundle 32, respectively. The shape and distribution of the two rear-end bristle bundles 50 are the same as those of the two front-end bristle bundles 30, and will not be described again here.

[0085] The four lateral bristle bundles 40 include a first lateral bristle bundle 41, a second lateral bristle bundle 42, a third lateral bristle bundle 43, and a fourth lateral bristle bundle 44. The shape and arrangement of the first lateral bristle bundle 41, the second lateral bristle bundle 42, the third lateral bristle bundle 43, and the fourth lateral bristle bundle 44 can be referred to in the second specific embodiment, and will not be repeated here. The difference between the lateral bristle bundles 40 in the third specific embodiment and those in the second specific embodiment is that the lateral bristle bundles 40 in the third specific embodiment are wider.

[0086] The three transverse vibrating bristle bundles 60 include a first transverse vibrating bristle bundle 61, a second transverse vibrating bristle bundle 62, and a third transverse vibrating bristle bundle 63. The arrangement of the three transverse vibrating bristle bundles 60 in the third embodiment can be referred to the second specific embodiment, and will not be repeated here.

[0087] In some embodiments, the height of the front bristle tuft 30 is greater than that of the lowest bristle tuft among the plurality of bristle tufts 100, the lowest bristle tuft including at least one of the middle bristle tuft 10 and the flank bristle tuft 40.

[0088] refer to Figure 7Among the multiple bristle tufts 100, the middle bristle tuft 10 is the shortest, and the front bristle tuft 30 is taller than the middle bristle tuft 10. To see the middle bristle tuft 10 more clearly... Figure 7 Two side wing bristle bundles (40) were removed from the middle.

[0089] refer to Figure 8 Among the multiple bristle tufts 100, the middle bristle tuft 10 and the side bristle tufts 40 are the lowest. The height of the front bristle tuft 30 is greater than the height of the side bristle tufts 40, and also greater than the height of the middle bristle tuft 10. To see the middle bristle tuft 10 more clearly, Figure 8 Two side wing bristle bundles (40) were removed from the middle.

[0090] refer to Figure 9 Among the multiple bristle bundles 100, the side bristle bundle 40 has the lowest height, and the front bristle bundle 30 has a higher height than the side bristle bundle 40. That is, in all three specific embodiments, the front bristle bundle 30 protrudes relative to the bristle bundle 100 with the lowest height. Therefore, referring to... Figure 10 When using a toothbrush to clean your mouth, insert the toothbrush head into the innermost part of your mouth. The bristles at the front can reach the molars or wisdom teeth, thus cleaning the innermost part of the molars or wisdom teeth, resulting in a better cleaning effect.

[0091] In some embodiments, multiple transverse vibrating bristle bundles 60 are located between multiple front bristle bundles 30 and rear bristle bundles 50; among the multiple bristle bundles 100, the transverse vibrating bristle bundle 60 has the highest height. In a first specific embodiment, refer to... Figure 7 The highest point of the front bristle tuft 30 is the same as the height of the transverse vibrating bristle tuft 60. Both the front bristle tuft 30 and the transverse vibrating bristle tuft 60 can be 10.5mm high, meaning both are the highest bristle tufts 100. The height of the side bristle tuft 40 is 10mm, and the height of the middle bristle tuft 10 is 8.5mm. Therefore, the height of the transverse vibrating bristle tuft 60 = the height of the front bristle tuft 30 > the height of the side bristle tuft 40 > the height of the middle bristle tuft 10.

[0092] In the second and third specific embodiments, refer to Figure 8 and Figure 9 The height of the transverse vibrating bristle bundle 60 is 10.5 mm, and the heights of the other bristle bundles 100 are all lower than the height of the transverse vibrating bristle bundle 60.

[0093] In the second specific embodiment, the height of the front bristle bundle 30 is 10mm, the height of the side bristle bundle 40 is 8.5mm, and the height of the middle bristle bundle 10 is 8.5mm. That is, the height of the transverse vibrating bristle bundle 60 > the height of the front bristle bundle 30 > the height of the side bristle bundle 40 = the height of the middle bristle bundle 10.

[0094] In the third specific embodiment, the height of the front bristle bundle 30 and the middle bristle bundle 10 is 10mm, and the height of the side bristle bundle 40 is 8.5mm. That is, the height of the transverse vibrating bristle bundle 60 > the height of the front bristle bundle 30 = the height of the middle bristle bundle 10 > the height of the side bristle bundle 40.

[0095] refer to Figure 11 By setting the transverse vibrating bristle bundle 60 to its maximum height, the transverse vibrating bristle bundle 60 can penetrate deep into the gaps between adjacent teeth during oral cleaning, thereby improving the cleaning effect.

[0096] In some embodiments, reference is made to Figure 7 and Figure 11 Multiple transverse vibrating bristle bundles 60 are arranged in two rows along the length of the base surface 210, with the two rows of transverse vibrating bristle bundles 60 spaced apart. The distance between the two rows of transverse vibrating bristle bundles 60 is equal to the width of one tooth. This allows for simultaneous cleaning of two interdental spaces, increasing the cleaning effect. In other embodiments, multiple transverse vibrating bristle bundles 60 are arranged in one row, with one row of transverse vibrating bristle bundles 60 located at the middle of the base surface 210 along its length.

[0097] In some embodiments, reference is made to Figure 7 and Figure 12 Among the multiple bristle bundles 100, the middle bristle bundle 10 has the lowest height, and at least one lateral bristle bundle 40 has a higher height than the multiple middle bristle bundles 10. That is, the lateral bristle bundle 40 protrudes relative to the bristle bundle 100 with the lowest height, so that the lateral bristle bundle 40 can clean the periodontal gingival sulcus area and the periodontal pocket, thereby improving the cleaning effect.

[0098] In some embodiments, reference is made to Figure 7 and Figure 10 The tops of multiple front bristle tufts 30 form an inclined surface, and the distance between the inclined surface and the base surface 210 gradually decreases from the front end to the rear end. The highest point of the multiple front bristle tufts 30 is 10.5 mm high, and the lowest point is 8.5 mm high, with a height difference of 2 mm. The first front bristle tuft 31 is the tallest, while the second, third, and fourth front bristle tufts 32, 33, and 34 have the same height variation. The different heights of the multiple front bristle tufts 30 allow for better contact with the inner surface of molars or wisdom teeth, thereby increasing the cleaning effect on molars or wisdom teeth.

[0099] In other embodiments, reference is made to Figure 8 and Figure 9The tops of the multiple front-end bristle bundles 30 form a first plane, which is parallel to the base surface 210. The multiple front-end bristle bundles 30 have the same height, and the tops of the multiple front-end bristle bundles 30 are all flat surfaces. The multiple flat surfaces are located on the same plane, forming the aforementioned first plane.

[0100] In some embodiments, the tops of the plurality of intermediate bristle bundles 10 form concave arc-shaped surfaces. The height of the highest point of the plurality of intermediate bristle bundles 10 is 8.5 mm, the height of the lowest point is 8 mm, and the height difference is 0.5 mm. In a first specific embodiment, refer to... Figure 2 and Figure 7 The tops of the five intermediate bristle tufts 10 form concave arc-shaped surfaces. Specifically, from the end furthest from the fifth intermediate bristle tuft 15 to the end closest to the fifth intermediate bristle tuft 15, the tops of the first intermediate bristle tuft 11, the second intermediate bristle tuft 12, the third intermediate bristle tuft 13, and the fourth intermediate bristle tuft 14 extend downwards at an angle, while the top of the fifth intermediate bristle tuft 15 gradually concave downwards from both ends toward the middle. That is, the tops of the five intermediate bristle tufts 10 form undulating concave arc-shaped surfaces.

[0101] In the second specific embodiment, refer to Figure 4 and Figure 8 The height of the tops of the first and second intermediate bristle bundles 10a and 10b gradually decreases from the periphery to the center, thus forming two concave arc-shaped surfaces. Specifically, in the first intermediate bristle bundle 10a, the tops of the first intermediate bristle bundle 11 and the third intermediate bristle bundle 13 gradually decrease in height from the front to the rear, while the tops of the second intermediate bristle bundle 12 and the fourth intermediate bristle bundle 14 gradually decrease in height from the rear to the front. Similarly, in the second intermediate bristle bundle 10b, the tops of the first intermediate bristle bundle 11 and the third intermediate bristle bundle 13 gradually decrease in height from the rear to the front, while the tops of the second intermediate bristle bundle 12 and the fourth intermediate bristle bundle 14 gradually decrease in height from the front to the rear.

[0102] refer to Figure 13 When cleaning molars, the concave arc surface can conform to the tooth surface to reach deep into the grooves of the teeth, thus cleaning the grooves better.

[0103] In other embodiments, reference is made to Figure 6 and Figure 9 The tops of the multiple intermediate bristle bundles 10 form a second plane, which is parallel to the base plane 210. The top of a single intermediate bristle bundle 10 is convex, but the highest points of the multiple intermediate bristle bundles 10 are located on a single plane, forming the aforementioned second plane.

[0104] In some embodiments, reference is made to Figure 14At least one bristle tuft 100 has a raised surface 45 and a recessed surface 46 at its top, which are distributed in a stepped manner. When cleaning the mouth with a toothbrush, the recessed surface 46 can contact the teeth, while the raised surface 45 can contact the gums, thereby achieving simultaneous cleaning of the teeth and gums and increasing the cleaning effect.

[0105] In all three specific embodiments, at least one lateral bristle tuft 40 has a top surface including a raised surface 45 and a recessed surface 46, which are distributed in a stepped manner. Of course, the front bristle tuft 30, the rear bristle tuft 50, or the middle bristle tuft 10 may also include a raised surface 45 and a recessed surface 46; this application is not limited to these embodiments. When cleaning the mouth with a toothbrush, the lateral bristle tuft 40 is the bristle tuft 100 closest to the gum line. Therefore, providing a raised surface 45 and a recessed surface 46 at the top of the lateral bristle tuft 40 allows for better cleaning of the gum area.

[0106] In the first and third specific embodiments, refer to Figure 2 and Figure 6 The raised surface 45 is located on the side of the side bristle bundle 40 facing the central bristle bundle 10. The recessed surface 46 is located on the side of the side bristle bundle 40 away from the central bristle bundle 10. In the second specific embodiment, refer to... Figure 4 The raised surface 45 is located on the side of the wing bristle bundle 40 away from the middle bristle bundle 10, and the concave surface 46 is located on the side of the wing bristle bundle 40 facing the middle bristle bundle 10.

[0107] In other embodiments, the tops of other bristle bundles, such as the middle bristle bundle 10, the front bristle bundle 30, the side bristle bundle 40, or the rear bristle bundle 50, may be provided with a raised surface 45 and a recessed surface 46. At least one of the middle bristle bundle 10, the front bristle bundle 30, the side bristle bundle 40, or the rear bristle bundle 50 may have a raised surface 45 and a recessed surface 46 on its top.

[0108] refer to Figure 15 This application also provides a fourth specific embodiment, in which the toothbrush head includes 29 bristle bundles 100, wherein the 29 bristle bundles 100 include 8 middle bristle bundles 10 and 21 peripheral bristle bundles 20, and the 21 peripheral bristle bundles include 3 front bristle bundles 30, 14 side bristle bundles 40 and 2 rear bristle bundles 50. The top of each of the 29 bristle bundles 100 is provided with a raised surface 45 and a recessed surface 46.

[0109] Eight intermediate bristle bundles 10 are arranged sequentially at intervals along the length of the base surface 210, and the center point of each of the eight intermediate bristle bundles 10 is located on the central axis of the base surface 210 along the length. Each of the eight intermediate bristle bundles 10 has a raised surface 45 and a recessed surface 46 on its top, with the raised surface 45 located on the front side and the recessed surface 46 located on the rear side.

[0110] The three front-end bristle bundles 30 are designated as a first front-end bristle bundle 31, a second front-end bristle bundle 32, and a third front-end bristle bundle 33. These three front-end bristle bundles 30 are arranged in a triangular pattern. The first front-end bristle bundle 31 is located at the very front of the base surface 210. The second and third front-end bristle bundles 32 and 33 are located behind the first front-end bristle bundle 31, and are spaced apart along the width of the base surface 210. Each of the three front-end bristle bundles 31, 32, and 33 has a raised surface 45 and a recessed surface 46 at its top. The raised surface 45 of the first front-end bristle bundle 31 is located at its rear, as is the recessed surface 46. The dividing lines of the raised surface 45 and the recessed surface 46 of the second front bristle bundle 32 and the third front bristle bundle 33 are inclined relative to the central axis of the base surface 210 along the length direction, and the inclination directions of the dividing lines of the top of the second front bristle bundle 32 and the third front bristle bundle 33 are opposite.

[0111] Two rear-end bristle bundles 50 are arranged at intervals along the width direction of the base surface 210, that is, both rear-end bristle bundles 50 are located at the rear end of the base surface 210. The top of each of the two rear-end bristle bundles 50 is provided with a raised surface 45 and a recessed surface 46, wherein the raised surface 45 is located on the front side and the recessed surface 46 is located on the rear side.

[0112] The 14 lateral bristle bundles 40 include 7 first lateral bristle bundles 41 and 7 second lateral bristle bundles 42, which are symmetrical about the central axis of the base surface 210 along its length. The 7 first lateral bristle bundles 41 are located on one edge of the base surface 210 along its width and are arranged alternately along the length of the base surface 210. The 7 second lateral bristle bundles 42 are located on the other edge of the base surface 210 along its width and are arranged alternately along the length of the base surface 210.

[0113] Each of the 14 side wing bristle bundles 40 has a raised surface 45 and a recessed surface 46 on its top. The raised surface 45 of the first side wing bristle bundle 41 faces the central bristle bundle 10, and the recessed surface 46 of the first side wing bristle bundle 41 faces away from the central bristle bundle 10. Similarly, the raised surface 45 of the second side wing bristle bundle 42 faces the central bristle bundle 10, and the recessed surface 46 of the second side wing bristle bundle 42 faces away from the central bristle bundle 10.

[0114] In the fourth embodiment, all bristle bundles 100 have a raised surface 45 and a recessed surface 46 on their tops. In other embodiments, a portion of the multiple bristle bundles 100 may also have a raised surface 45 and a recessed surface 46. For example, the tops of a portion of the middle bristle bundle 10, a portion of the side bristle bundles 40, and a portion of the rear bristle bundles 50 may include a raised surface 45 and a recessed surface 46.

[0115] In some embodiments, at least one of the multiple bristle tufts 100 is a fading bristle tuft. After the cleaning head 1000 of the cleaning appliance has been used a set number of times, the color of the fading bristle tuft lightens, thus prompting the consumer to replace the cleaning head. For example, the third front bristle tuft 33 in the first embodiment, the third front bristle tuft 33 in the second embodiment, the second front bristle tuft 32 in the third embodiment, and the first front bristle tuft 31 in the fourth embodiment can all be fading bristle tufts. The color of the fading bristle tuft can be dark blue. After 30,000 uses, the color of the fading bristle tuft becomes light blue or white, prompting the user to replace the cleaning head.

[0116] In some embodiments, reference is made to Figure 16 The cleaning head 1000 also includes a brush handle 300, a counterweight 400, a seal 500, and a covering layer 600. The brush handle 300 includes a brush rod 310 and a support portion 320, which is fixed to one end of the brush rod 310 and has a support groove 321. The covering layer 600 covers the outer peripheral surface of the support portion 320. The counterweight 400 can be made of metal and prevents the toothbrush from falling over when placed upright. The seal 500 provides a seal to prevent water from entering the support groove 321. The covering layer 600 can be made of rubber and protects teeth from impact.

[0117] The counterweight 400, sealing element 500, and base 200 are sequentially stacked within the bearing groove 321. It can be understood that the base 200 has bristle holes that penetrate the base 200 along its thickness direction, or the bristle holes are recessed into the base surface 210. The number and shape of the bristle holes are designed according to the shape and number of the bristle bundles 100. For example, the base 200 in the first and second embodiments requires 23 bristle holes, while the base 200 in the third embodiment requires 15 bristle holes.

[0118] This application also provides a cleaning appliance, including a cleaning head 1000 of any embodiment of this application.

[0119] The embodiments of this application have been described in detail above. Specific examples have been used in this article to illustrate the principles and implementation methods of this application. The description of the above embodiments is only for the purpose of helping to understand the method and central idea of ​​this application.

Claims

1. A cleaning head for a cleaning device, characterized in that, include: A base and multiple bristle bundles, wherein the base has a base surface, and the multiple bristle bundles are fixed to the base at intervals, and each of the multiple bristle bundles protrudes relative to the base surface; The plurality of bristle bundles include a plurality of intermediate bristle bundles and a plurality of peripheral bristle bundles; the plurality of intermediate bristle bundles are arranged at intervals in the middle of the base surface; the plurality of peripheral bristle bundles surround the plurality of intermediate bristle bundles, and the plurality of peripheral bristle bundles are arranged at intervals at the edge of the base surface. The plurality of peripheral bristle bundles include a plurality of front bristle bundles and a plurality of side bristle bundles, wherein the plurality of front bristle bundles are located at the front edge of the base surface and the plurality of side bristle bundles are located at the two side edges of the base surface; The height of the front bristle bundle is greater than that of the bristle bundle with the lowest height among the plurality of bristle bundles, and the bristle bundle with the lowest height includes at least one of the middle bristle bundle and the wing bristle bundle.

2. The cleaning head of the cleaning appliance according to claim 1, characterized in that, The front bristle bundle is used to clean molars or wisdom teeth.

3. The cleaning head of the cleaning appliance according to claim 1, characterized in that, The plurality of peripheral bristle bundles also include a rear bristle bundle, which is located at the rear edge of the base surface; the rear bristle bundle and the front bristle bundle are centrally symmetrical about the base surface.

4. The cleaning head of the cleaning appliance according to claim 3, characterized in that, The plurality of bristle bundles also include a plurality of transverse vibrating bristle bundles, which are arranged sequentially at intervals along the width direction of the base surface; the plurality of transverse vibrating bristle bundles are all located between the plurality of front bristle bundles and the rear bristle bundles; among the plurality of bristle bundles, the transverse vibrating bristle bundles have the highest height.

5. The cleaning head of the cleaning appliance according to claim 4, characterized in that, Multiple transverse vibrating bristle bundles are arranged in a row, with one row of transverse vibrating bristle bundles located at the middle of the base surface along its length; or, multiple transverse vibrating bristle bundles are arranged in two rows along the length of the base surface, with the two rows of transverse vibrating bristle bundles spaced apart, and the distance between the two rows of transverse vibrating bristle bundles being equal to the width of a tooth.

6. The cleaning head of the cleaning appliance according to claim 4, characterized in that, Both the side wing bristle bundle and the transverse vibrating bristle bundle include multiple pointed filaments, and the front bristle bundle, the rear bristle bundle, and the middle bristle bundle each include multiple nylon filaments; Alternatively, both the outer bristle bundle and the transverse vibrating bristle bundle include multiple pointed filaments; the middle bristle bundle includes multiple nylon filaments. Alternatively, each of the bristle bundles may include multiple pointed filaments.

7. The cleaning head of the cleaning appliance according to claim 1, characterized in that, Of the plurality of bristle bundles, the middle bristle bundle has the lowest height, and at least one of the side bristle bundles has a height greater than the height of the plurality of middle bristle bundles.

8. The cleaning head of the cleaning appliance according to claim 1, characterized in that, The tops of the plurality of front-end bristle bundles form an inclined surface, and the distance between the inclined surface and the base surface gradually decreases from the front end to the rear end of the base surface; or, the tops of the plurality of front-end bristle bundles form a first plane, the first plane being parallel to the base surface.

9. The cleaning head of the cleaning appliance according to claim 1, characterized in that, The tops of the plurality of intermediate bristle bundles form a concave arc-shaped surface; or, the tops of the plurality of intermediate bristle bundles form a second plane, the second plane being parallel to the base surface.

10. The cleaning head of the cleaning appliance according to claim 1, characterized in that, At least one of the side wing bristle bundles has a top surface including a raised surface and a recessed surface, the raised surface and the recessed surface being distributed in a stepped manner, the raised surface being located on the side of the side wing bristle bundle facing the middle bristle bundle, and the recessed surface being located on the side of the side wing bristle bundle away from the middle bristle bundle; or, the raised surface being located on the side of the side wing bristle bundle away from the middle bristle bundle, and the recessed surface being located on the side of the side wing bristle bundle facing the middle bristle bundle.

11. The cleaning head of the cleaning appliance according to any one of claims 1 to 10, characterized in that, The cleaning head of the cleaning appliance also includes a brush handle, a counterweight, a seal, and a covering layer. The brush handle includes a brush rod and a support portion, with the support portion fixed to one end of the brush rod and having a support groove. The covering layer covers the outer peripheral surface of the support portion. The counterweight, the seal, and the base are stacked sequentially within the bearing groove.

12. The cleaning head of the cleaning appliance according to any one of claims 1 to 10, characterized in that, At least one of the plurality of said bristle bundles is a faded bristle bundle.

13. A cleaning head for a cleaning appliance, characterized in that, include: The base and multiple bristle bundles are provided. The base has a base surface, and the multiple bristle bundles are fixed to the base at intervals, with each bristle bundle protruding relative to the base surface. At least one bristle bundle has a raised surface and a recessed surface at its top, and the raised surface and the recessed surface are distributed in a stepped manner.

14. The cleaning head of the cleaning appliance according to claim 13, characterized in that, The plurality of bristle bundles include a plurality of intermediate bristle bundles and a plurality of peripheral bristle bundles; the plurality of intermediate bristle bundles are arranged at intervals in the middle of the base surface; the plurality of peripheral bristle bundles surround the plurality of intermediate bristle bundles, and the plurality of peripheral bristle bundles are arranged at intervals at the edge of the base surface. The plurality of peripheral bristle bundles include a plurality of wing bristle bundles, a front bristle bundle, and a rear bristle bundle. The plurality of wing bristle bundles are located at the two sides of the base surface, the front bristle bundle is located at the front edge of the base surface, and the rear bristle bundle is located at the rear edge of the base surface. At least one of the middle bristle bundle, the wing bristle bundle, the front bristle bundle, and the rear bristle bundle has a raised surface and a recessed surface on its top.

15. The cleaning head of the cleaning appliance according to claim 14, characterized in that, The top of the side wing bristle bundle is provided with the protruding surface and the recessed surface; the protruding surface is located on the side of the side wing bristle bundle facing the middle bristle bundle, and the recessed surface is located on the side of the side wing bristle bundle away from the middle bristle bundle; or, the protruding surface is located on the side of the side wing bristle bundle away from the middle bristle bundle, and the recessed surface is located on the side of the side wing bristle bundle facing the middle bristle bundle. Alternatively, the top of each of the multiple bristle bundles may have both a raised surface and a recessed surface.

16. A cleaning appliance, characterized in that, include: The cleaning head of the cleaning appliance according to any one of claims 1 to 15.

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