CN218659212U - Cutter net, cutting unit and electric shaver - Google Patents

Abstract

The application relates to the technical field of electric shavers, and provides a knife net, a cutting unit and an electric shaver, wherein the knife net is provided with a first annular part, the first annular part comprises a top wall and an outer side wall, and the joint of the top wall and the outer side wall is provided with an arc part; the first annular part is provided with a plurality of beard feeding grooves which are arranged at intervals along the circumferential direction of the first annular part, and the ratio of the radius of the circular arc part to the axial depth of the beard feeding grooves along the first annular part is 0.4-10.0. The knife net provided by the embodiment solves the problem that the using effect of the knife net is not good in the shaving process of the traditional electric shaver.

Description

Cutter net, cutting unit and electric shaver

Technical Field

The application relates to the technical field of electric shavers, in particular to a cutter mesh, a cutting unit and an electric shaver.

Background

An electric shaver is a device for cutting hair by using a fast-rotating blade, and the blade is required to be arranged in a cutter net during use, the cutter net is contacted with a carrier of a cut object, such as a human face, and the cut object, namely the hair enters the cutter net and is cut by the blade.

In the shaving process of the traditional electric shaver, the using effect of the shaver net is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a knife net, a cutting unit and an electric shaver, and aims to solve the problem that the use effect of the knife net is poor in the shaving process of the traditional electric shaver.

The embodiment of the first aspect of the application provides a knife net, which is provided with a first annular part, wherein the first annular part comprises a top wall and an outer side wall, and the joint of the top wall and the outer side wall is provided with an arc part; the first annular part is provided with a plurality of beard feeding grooves which are arranged at intervals along the circumferential direction of the first annular part, and the ratio of the radius of the circular arc part to the axial depth of the beard feeding grooves along the first annular part is 0.4-10.0.

The utility model provides a knife net, the junction through with roof and lateral wall sets up to the arc portion, make the knife net outside personally submit the major arc face, facing effect is good, it is more smooth and easy to slide, can avoid electric shaver in shaving the use, the edges and corners scratch user of the junction of knife net roof and lateral wall, make the carrier of cut object feel painful or uncomfortable problem, and the radius of arc portion and advance must the groove be 0.4 ~ 10.0 along the axial ratio of the degree of depth of first annular portion, ensure knife net easy shaping on the one hand, avoid the radius of arc portion and advance must the groove to lead to the fact the intensity and the rigidity of knife net too big along the axial ratio of the degree of depth of first annular portion not enough, on the other hand avoid the radius of arc portion and advance must the groove to lead to the fact the undersize not smooth and easy to slide along the axial ratio of the degree of depth of first annular portion, facing effect is not good, the shaving area of roof and lateral wall junction has also been increased simultaneously.

In some embodiments, the radius of the circular arc part is 0.8mm to 5.0mm, and the depth of the whisker feeding groove along the axial direction of the first annular part is 0.5mm to 2.0mm.

In some embodiments, each whisker feeding groove extends through at least one of the top wall, the outer side wall and the circular arc portion.

In some embodiments, the ratio of the radius of the circular arc portion to the depth of the whisker inlet groove along the axial direction of the first annular portion is 0.4-4.0.

In some embodiments, the radius of the circular arc part is 0.8mm to 2.0mm, and the depth of the whisker feeding groove along the axial direction of the first annular part is 0.5mm to 2.0mm.

In some embodiments, the knife net further has a second annular part, the second annular part is arranged inside the first annular part, and a plurality of whisker inlet holes are arranged on the second annular part, and each whisker inlet hole penetrates through the second annular part.

In some embodiments, the thickness of the second annular portion in the axial direction of the first annular portion is 0.05mm to 0.08mm.

In some embodiments, the whisker feeding groove is arranged in a strip shape and extends along a direction forming an included angle with the radial direction of the first annular part.

Embodiments of the second aspect of the present application provide a cutting unit comprising a blade and a blade mesh as described in the first aspect, the blade mesh being on the blade.

The cutting unit of this application embodiment, because the junction of roof and lateral wall sets up to the circular arc portion, make the sword net outside personally submit the major arc face, facing effect is good, it is more smooth and easy to slide, can avoid electric shaver in the use of shaving, the edges and corners scratch user of the junction of sword net roof and lateral wall, make the carrier of cut object feel painful or uncomfortable problem, and the radius of circular arc portion and advance must groove be 0.4 ~ 10.0 along the axial ratio of the degree of depth of first annular portion, ensure on the one hand that the sword net is easily fashioned, avoid the radius of circular arc portion and advance must groove to lead to the fact the intensity and the rigidity of sword net too big along the axial ratio of the degree of depth of first annular portion not enough, on the other hand avoid the radius of circular arc portion and advance must groove to lead to the fact the slip unsmooth along the axial ratio of the degree of depth of first annular portion undersize, facing effect is not good, the shaving area of roof and lateral wall junction has also been increased simultaneously.

Embodiments of a third aspect of the present application provide an electric shaver comprising a cutting unit as described in the second aspect.

The utility model provides an electric shaver, the junction through with roof and lateral wall sets up to the arc portion, make the sword net outside personally submit the major arc face, it is effectual to paste up, it is more smooth and easy to slide, can avoid electric shaver in shaving the use, the edges and corners scratch user of the junction of sword net roof and lateral wall, make the carrier of cut object feel painful or uncomfortable problem, and the radius of arc portion and advance must the groove be 0.4 ~ 10.0 along the axial ratio of the degree of depth of first annular portion, ensure on the one hand that the sword net is easily fashioned, avoid the radius of arc portion and advance must the groove to lead to the fact the intensity and the rigidity of sword net too big along the axial ratio of the degree of depth of first annular portion not enough, on the other hand avoid the radius of arc portion and advance must the groove to lead to the fact the undersize not smooth and easy to slide along the axial ratio of the degree of depth of first annular portion, paste up the effect is not good, the shaving area of roof and lateral wall junction has also been increased simultaneously.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic view of a knife net according to one embodiment of the present application;

FIG. 2 is an enlarged view of a portion A of the foil shown in FIG. 1;

FIG. 3 is a top view of the foil shown in FIG. 1;

FIG. 4 is a cross-sectional view of the foil shown in FIG. 3 taken in the direction N-N;

FIG. 5 is an enlarged partial view of the portion B of the blade network shown in FIG. 3;

fig. 6 is a schematic view of a cutting unit including the blade net shown in fig. 1.

The meaning of the labels in the figures is:

100. a knife net; 10. a first annular portion; 101. a top wall; 102. an outer sidewall; 11. an arc portion; 12. a whisker inlet groove; 20. a second annular portion; 21. a whisker inlet hole; 30. a cylindrical portion; 40. a rotating shaft; 200. a blade.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail below with reference to the accompanying drawings, which are examples. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Reference throughout this specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In order to explain the technical solution of the present application, the following description is made with reference to the specific drawings and examples.

Referring to fig. 1 to 4, a knife net 100 is provided according to an embodiment of a first aspect of the present application.

The knife net 100 has a first annular portion 10, the first annular portion 10 includes a top wall 101 and an outer side wall 102, the outer side wall 102 may be substantially perpendicular to the top wall 101, or may not be perpendicular to the top wall 101, and a junction of the top wall 101 and the outer side wall 102 is provided as a circular arc portion 11, that is, the top wall 101 and the outer side wall 102 are connected by the circular arc portion 11 in a smooth transition manner.

The first annular part 10 is provided with a plurality of beard feeding grooves 12, the beard feeding grooves 12 are arranged at intervals along the circumferential direction of the first annular part 10, each beard feeding groove 12 penetrates through the circular arc part 11, and the ratio of the radius R1 of the circular arc part 11 to the depth D1 of the beard feeding groove 12 along the axial direction Z of the first annular part 10 is 0.4-10.0, such as 0.4, 1.0, 2.5, 3.4, 5.0, 6.5, 7.5, 8.6, 9.4 or 10.0. The radius R1 of the circular arc portion 11 may be a radius of a fillet obtained by cutting the circular arc portion 11 through a plane parallel to and passing through an axis of the first annular portion 10, and the depth of the whisker feeding groove 12 along the axial direction Z of the first annular portion 10 may be a distance between one end of the whisker feeding groove 12 close to the top wall 101 and one end of the whisker feeding groove 12 far from the top wall 101 in the axial direction Z of the first annular portion 10.

According to the knife net 100 provided by the embodiment of the application, the joint of the top wall 101 and the outer side wall 102 is set to be the arc portion 11, so that the outer side surface of the knife net 100 is a large arc surface, the facing effect is good, and the sliding is smoother, and it can be avoided that an electric shaver scrapes a user at the corner of the joint of the top wall 101 and the outer side wall 102 in the shaving use process, so that a carrier of a cut object feels pain or uncomfortable, and the ratio of the radius of the arc portion 11 to the depth of the beard feeding groove 12 along the axial Z of the first annular portion 10 is 0.4-10.0, on one hand, the knife net 100 is ensured to be easily molded, the ratio of the radius R1 of the arc portion 11 to the depth D1 of the beard feeding groove 12 along the axial Z of the first annular portion 10 is too large to cause the strength and the rigidity insufficiency of the knife net 100, on the other hand, the ratio of the radius R1 of the arc portion 11 to the depth D feeding groove 12 along the axial Z of the first annular portion 10 is avoided from being too small to cause the unsmooth sliding, the poor effect is not good, meanwhile, the shaving area of the joint of the top wall 101 and the outer side wall 102 is also increased, and the beard is more favorable for the long beard to be pulled and the beard to be pulled, and the beard clamping condition of the beard.

Alternatively, the circular arc portion 11 may be obtained by rounding the first annular portion 10, or the circular arc portion 11 may be directly injection-molded integrally with the top wall 101 and the outer side wall 102.

It is understood that all the joints of the top wall 101 and the outer side wall 102 may be provided as the circular arc portion 11, and a part of the joints of the top wall 101 and the outer side wall 102 may also be provided as the circular arc portion 11.

In some embodiments, the radius R1 of the circular arc portion 11 is 0.8mm to 5.0mm, such as 0.8mm, 1.5mm, 2.8mm, 3.8mm, 4.5mm or 5.0mm, and the depth D1 of the whisker feeding groove 12 along the axial direction Z of the first annular portion 10 is 0.5mm to 2.0mm, such as 0.5mm, 1.0mm, 1.5mm or 2.0mm.

By adopting the scheme, when a carrier of a cut object, such as a human face, is in contact with the knife net 100, the edges and corners at the joint of the top wall 101 and the outer side wall 102 of the knife net 100 can be prevented from scratching a user, the knife net 100 can be ensured to be easy to form, and the phenomenon that the strength and the rigidity of the knife net 100 are insufficient due to the overlarge radius of the arc part 11 can be avoided.

In some embodiments, each whisker feeding groove 12 penetrates through at least one of the top wall 101, the outer side wall 102 and the circular arc part 11, that is, each whisker feeding groove 12 penetrates through the top wall 101 but does not penetrate through the outer side wall 102 and the circular arc part 11, or each whisker feeding groove 12 penetrates through the outer side wall 102 but does not penetrate through the top wall 101 and the circular arc part 11, or each whisker feeding groove 12 penetrates through the circular arc part 11 but does not penetrate through the top wall 101 and the outer side wall 102, or each whisker feeding groove 12 penetrates through the top wall 101, the outer side wall 102 and the circular arc part 11 at the same time.

By adopting the scheme, the beards can be conveniently and freely fed from all angles of the first annular part 10 when the cutter net 100 is used, and the conditions of pulling and pulling the beards during shaving can be avoided.

Alternatively, a plurality of whisker feeding grooves 12 are provided evenly and at intervals in the circumferential direction of the first annular portion 10.

In some embodiments, the ratio of the radius of the circular arc portion 11 to the depth of the whisker feeding groove 12 in the axial direction Z of the first annular portion 10 is 0.4 to 4.0, such as 0.4, 1.2, 1.6, 2.0, 2.4, 2.8, 3.2, 3.6 or 4.0.

By adopting the scheme, the problems that the ratio of the radius R1 of the arc part 11 of the cutter mesh 100 to the depth D1 of the beard inlet groove 12 along the axial Z of the first annular part 10 is too small to cause unsmooth sliding and poor veneering effect and cause pain or discomfort to a carrier of a cut object in the shaving use process of the electric shaver can be further avoided, meanwhile, the cutter mesh 100 is ensured to be easy to form, and the defects of insufficient strength and rigidity of the cutter mesh 100 caused by the overlarge ratio of the radius R1 of the arc part 11 to the depth D1 of the beard inlet groove 12 along the axial Z of the first annular part 10 can be further avoided.

In some embodiments, the radius R1 of the circular arc portion 11 is 0.8mm to 2.0mm, such as 0.8mm, 1.2mm, 1.6mm, or 2.0mm, and the depth D1 of the whisker feeding groove 12 along the axial direction Z of the first annular portion 10 is 0.5mm to 2.0mm, such as 0.5mm, 1.0mm, 1.5mm, or 2.0mm.

By adopting the scheme, the problem that the cutter mesh 100 causes pain or discomfort to a carrier of a cut object can be avoided, the cutter mesh 100 is further ensured to be easy to form, and the problem that the strength and the rigidity of the cutter mesh 100 are insufficient due to the overlarge radius of the arc part 11 is avoided.

In some embodiments, the knife net 100 further has a second annular portion 20, the second annular portion 20 is disposed inside the first annular portion 10, and the second annular portion 20 is provided with a plurality of whisker feeding holes 21, and each whisker feeding hole 21 penetrates through the second annular portion 20.

By adopting the scheme, part of hairs can enter the cutter mesh 100 through the hair inlet holes 21 in the use process of the cutter mesh 100 and are subsequently cut by the blade, so that the use area of the cutter mesh 100 is increased, and the matching of the hair inlet grooves 12 and the hair inlet holes 21 can simultaneously have good cutting effects on long hairs and short hairs.

Alternatively, the whisker inlet hole 21 may be provided in plural at intervals in the circumferential direction of the second annular portion 20. For example, the arrangement can be uniform interval arrangement, or other preset interval arrangement.

In one embodiment, as shown in fig. 3, the whisker feeding holes 21 are arranged in two circles at intervals, and each circle of whisker feeding holes 21 is arranged in a plurality of intervals along the circumferential direction of the second annular part 20.

In another embodiment, the whisker inlet holes 21 are provided in a plurality of sets, each set of whisker inlet holes 21 is arranged in a predetermined shape, and the plurality of sets of whisker inlet holes 21 are spaced apart from each other in the circumferential direction of the second annular portion 20. The predetermined shape is, for example, a triangle, a square, or the like.

In some embodiments, the thickness of the second annular portion 20 in the axial direction Z of the first annular portion 10 is 0.05mm to 0.08mm, such as 0.05mm, 0.06mm, 0.07mm, or 0.08mm, and the like, i.e., the depth D2 of the whisker inlet hole 21 in the axial direction Z of the first annular portion 10 is 0.05mm to 0.08mm, such as 0.05mm, 0.06mm, 0.07mm, or 0.08mm, and the like. The second annular portion 20 has a relatively thin thickness and is provided with a plurality of hair-entering holes 21, which has a good cutting effect on short hairs.

By adopting the scheme, the thickness of the second annular part 20 is moderate, short hairs can easily enter the knife net 100, and the second annular part 20 has higher strength, so that the skin can be supported better.

As a practical way, the second annular portion 20 and the first annular portion 10 may be integrally formed, such as injection molding, casting molding or machining molding, or the second annular portion 20 and the first annular portion 10 are provided as separate parts, and the second annular portion 20 and the first annular portion 10 are assembled together by welding, bonding or pressing.

Referring to fig. 1 and 4, in some embodiments, the knife net 100 further has a cylindrical portion 30, the first annular portion 10 covers an opening at one end of the cylindrical portion 30, the circular arc portion 11 is located on an end surface of the first annular portion 10 on a side away from the cylindrical portion 30, and the whisker feeding groove 12 is communicated with an inner space of the cylindrical portion 30.

By adopting the above scheme, the blade net 100 can be placed in the cylindrical part 30 when being assembled with the blade later, so that the blade can be better protected, and the compactness of the blade net can be improved.

As a practical way, the cylindrical portion 30 and the first annular portion 10 may be integrally formed, such as injection molding, casting molding, machining molding, or the like, or the cylindrical portion 30 and the first annular portion 10 may be provided as separate components, and the cylindrical portion 30 and the first annular portion 10 may be assembled together by welding, bonding, or pressing.

Further, the knife net 100 further has a rotating shaft 40, the rotating shaft 40 is coaxially and fixedly connected with the second annular portion 20, and the rotating shaft 40 is disposed inside the cylindrical portion 30. Therefore, the blade or other components can be connected through the rotating shaft 40, and the connecting structure is simple and convenient.

Referring to fig. 3 and 5, in some embodiments, the whisker feeding grooves 12 are arranged in a strip shape, and the whisker feeding grooves 12 extend in a direction forming an angle with the radial direction of the first annular part 10.

By adopting the above scheme, the problem that when the blade net 100 is moved along the radial direction of the first annular part 10 in the shaving process, hairs directly move to the outside of the blade net 100 along the hair inlet grooves 12 and cannot be cut by the blades can be avoided.

Further, the extending direction of the whisker feeding groove 12 and the radial direction of the first annular part 10 form an included angle a of 6.0 to 10.0 degrees, such as 6.0 degrees, 7.0 degrees, 8.0 degrees, 9.0 degrees or 10.0 degrees.

By adopting the scheme, the problem that when the cutter mesh 100 is moved along the radial direction of the first annular part 10 in the shaving process, hairs directly move into the beard grooves 12 to the outside of the cutter mesh 100 and cannot be cut by the blades can be avoided, and the beard grooves 12 can also prevent carriers of cut objects such as human faces from feeling uncomfortable.

Referring to fig. 1 to 4, an embodiment of a first aspect of the present application provides a knife net 100, which includes a first annular portion 10, a second annular portion 20, a cylindrical portion 30, and a rotating shaft 40.

The first annular portion 10 includes a top wall 101 and an outer side wall 102, and a junction of the top wall 101 and the outer side wall 102 is provided as a circular arc portion 11.

A plurality of beard feeding grooves 12 are formed in the first annular portion 10, the beard feeding grooves 12 are arranged at intervals along the circumferential direction of the first annular portion 10, each beard feeding groove 12 penetrates through the circular arc portion 11, the beard feeding grooves 12 are arranged to be strip-shaped, and the beard feeding grooves 12 extend in the direction forming an included angle with the radial direction of the first annular portion 10.

The ratio of the radius R1 of the circular arc part 11 to the depth D1 of the whisker feeding groove 12 along the axial Z of the first annular part 10 is 0.4-10.0, the radius R1 of the circular arc part 11 is 0.8-5.0 mm, and the depth D1 of the whisker feeding groove 12 along the axial Z of the first annular part 10 is 0.5-2.0 mm.

The second annular part 20 is arranged in the first annular part 10, the second annular part 20 is provided with a whisker inlet hole 21, the whisker inlet hole 21 penetrates through the second annular part 20, and the depth D2 of the whisker inlet hole 21 along the axial direction Z of the first annular part 10 is 0.05 mm-0.08 mm.

The first annular portion 10 is covered at an opening at one end of the cylindrical portion 30, the circular arc portion 11 is located on an end surface of the first annular portion 10 on a side away from the cylindrical portion 30, and the beard inlet groove 12 is communicated with an inner space of the cylindrical portion 30.

The rotating shaft 40 is coaxially fixedly connected with the second annular portion 20 and the rotating shaft 40 is disposed inside the cylindrical portion 30.

The utility model provides a knife net 100, through setting up the junction of roof 101 and lateral wall 102 into arc portion 11, make the knife net 100 outside personally submit the major arc face, it is effectual to paste up, it is more smooth to slide, can avoid electric shaver in shaving the use, the edges and corners scratch user of the junction of roof 101 and lateral wall 102 of knife net 100, make the carrier of cut object feel painful or uncomfortable problem, and the ratio of the radius of arc portion 11 and the degree of depth D1 of entering palpus groove 12 along first annular portion 10 axial Z is 0.4 ~ 10.0, ensure knife net 100 easily shaping on the one hand, avoid the radius R1 of arc portion 11 and advance the ratio of palpus groove 12 along the degree of depth D1 of first annular portion 10 axial Z to cause the intensity and the rigidity of knife net 100 not enough, on the other hand avoid the radius R1 of arc portion 11 and advance the degree of depth D1 of palpus groove 12 along first annular portion 10 axial Z to cause the slip not enough, the effect is not good, the area of the junction of roof 101 and lateral wall 102 has also been increased simultaneously, be favorable to the shaving beard to pull out, the condition of the beard is more favorable to the long beard, the beard pulling-up, the beard clamp condition of the beard is produced.

Referring to fig. 6, an embodiment of the second aspect of the present application provides a cutting unit, which includes a blade 200 and a blade net 100 as in the first aspect, wherein the blade net 100 covers the blade 200.

According to the cutting unit of the embodiment of the application, as the connecting part of the top wall 101 and the outer side wall 102 is provided with the arc part 11, the outer side surface of the knife net 100 is provided with a large arc surface, the facing effect is good, and the sliding is smoother, so that the problem that the carrier of a cut object feels pain or uncomfortable can be avoided when an electric shaver is used for shaving, and the ratio of the radius of the arc part 11 to the depth of the beard feeding groove 12 along the axial Z of the first annular part 10 is 0.4-10.0, on one hand, the knife net 100 is ensured to be easy to mold, the problem that the ratio of the radius R1 of the arc part 11 to the depth D1 of the beard feeding groove 12 along the axial Z of the first annular part 10 is too large to cause the strength and the rigidity insufficiency of the knife net 100 is avoided, on the other hand, the ratio of the radius R1 of the arc part 11 to the depth D1 of the beard feeding groove 12 along the axial Z of the first annular part 10 is avoided from being unsmooth to cause the sliding, the poor effect is also increased, meanwhile, the area of the connecting part of the outer side wall 101 and the outer side wall 102 is also beneficial to the long beard entering, the beard clamping and the beard drawing and the beard clamping and the beard drawing situation of the beard can be avoided.

Embodiments of a third aspect of the present application provide an electric shaver comprising a cutting unit as in the second aspect.

The electric shaver provided by the embodiment of the application, the joint of the top wall 101 and the outer side wall 102 is set to the arc part 11, so that the outer side of the shaver net 100 is a large arc surface, the facing effect is good, the sliding is smoother, the electric shaver can be prevented from being used in the shaving process, the edges and corners of the joint of the top wall 101 and the outer side wall 102 of the shaver net 100 scratch users, and the carrier of a cut object feels pain or uncomfortable, and the ratio of the radius of the arc part 11 to the depth of the beard feeding groove 12 along the axial Z of the first annular part 10 is 0.4-10.0, on one hand, the shaver net 100 is ensured to be easy to mold, the problem that the ratio of the radius R1 of the arc part 11 to the depth D1 of the beard feeding groove 12 along the axial Z of the first annular part 10 is too large, so that the strength and rigidity of the shaver net 100 are insufficient, on the other hand, the problem that the ratio of the radius R1 of the arc part 11 to the depth D1 of the beard feeding groove 12 along the axial Z of the first annular part 10 is not smooth, the sliding is not good, the good effect is also increased, the area of the joint of the top wall 101 and the outer side wall 102, the shaving experience is more favorable for the long beard, and the electric shaver is improved.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.

Claims (10)

1. The knife net is characterized by comprising a first annular part, wherein the first annular part comprises a top wall and an outer side wall, and the joint of the top wall and the outer side wall is provided with an arc part; the first annular part is provided with a plurality of beard feeding grooves which are arranged at intervals along the circumferential direction of the first annular part, and the ratio of the radius of the circular arc part to the axial depth of the beard feeding grooves along the first annular part is 0.4-10.0.

2. The knife net according to claim 1, wherein the radius of the circular arc portion is 0.8mm to 5.0mm, and the depth of the whisker feeding groove in the axial direction of the first annular portion is 0.5mm to 2.0mm.

3. The foil of claim 1, wherein each whisker entry groove extends through at least one of the top wall, the outer sidewall, and the radius.

4. The foil of claim 1, wherein the ratio of the radius of the circular arc portion to the depth of the whisker feeding groove in the axial direction of the first annular portion is 0.4 to 4.0.

5. The knife net according to claim 4, wherein the radius of the circular arc portion is 0.8mm to 2.0mm, and the depth of the whisker feeding groove in the axial direction of the first annular portion is 0.5mm to 2.0mm.

6. Blade network according to any one of claims 1 to 5, characterized in that the blade network further has a second annular portion, which is arranged inside the first annular portion and on which a plurality of hair entry apertures are arranged, each of which extends through the second annular portion.

7. The knife net of claim 6, wherein the second annular portion has a thickness of 0.05mm to 0.08mm in an axial direction of the first annular portion.

8. The foil according to any of claims 1-5, wherein the whisker feed grooves are arranged in a strip shape and extend in a direction forming an angle with the radial direction of the first annular portion.

9. A cutting unit, characterized in that it comprises a blade and a blade net according to any one of claims 1 to 8, which is mounted on the blade.

10. An electric shaver, characterized in that the electric shaver comprises a cutting unit as claimed in claim 9.

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