CN215881714U

CN215881714U - Head assembly for reciprocating razor

Info

Publication number: CN215881714U
Application number: CN202122270484.XU
Authority: CN
Inventors: 金炳杰
Original assignee: Zhejiang Jingbo Hardware Technology Co ltd
Current assignee: Zhejiang Jingbo Hardware Technology Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-22
Anticipated expiration: 2031-09-18

Abstract

The scheme provides a cutter head assembly of a reciprocating razor, which comprises a base with a U-shaped section, a cutter head cover fixedly connected on the base and provided with a mesh enclosure, and a movable cutter component arranged between the base and the cutter head cover and capable of reciprocating and translating relative to the base, wherein the base comprises a U-shaped base body and side eaves parts respectively formed by extending outwards from two upper edges of the U-shaped base body, the side eaves parts are provided with side cutter hair feeding grooves distributed along the length direction, the movable cutter component comprises side movable cutters corresponding to the base and positioned above the base, the side movable cutters are provided with side movable cutter cutting teeth corresponding to the upper parts of the side cutter hair feeding grooves of the base, the outward extending length of the side movable cutter cutting teeth is shorter than that of the side eaves parts, and the cutter head cover comprises front and rear cover plate long frame strips with thickness, the long frame strip of the cover plate is positioned above the cutting teeth of the side movable knife, and the outward part of the long frame strip of the cover plate covers the cutting edge of the side movable knife. Effectively avoid the cutting edge to cut skin, the security performance is high, has better travelling comfort, even soft skin can also be suitable for like the armpit.

Description

Head assembly for reciprocating razor

Technical Field

The present invention relates to reciprocating razors, and more particularly to a head assembly for a reciprocating razor.

Background

The shaver is a tool for shaving hair, and comprises a shaver head and a machine body for driving the shaver head, wherein the shaver head is provided with a movable cutter and a fixed cutter, and when the shaver works, the movable cutter is driven to transversely move relative to the fixed cutter, so that the hair is cut off and shaved. The existing partial razors can be provided with a plurality of shaving units to complete multi-directional operation, but for the shaving units on the side, particularly the shaving units with the movable blades above the fixed blades, the cutter teeth are easy to cut the skin in the moving process, and the safety is not high.

Disclosure of Invention

The present invention provides a head assembly for a reciprocating razor having high safety and comfort.

In order to solve the technical problems, the utility model adopts the following technical scheme: a cutter head assembly of a reciprocating razor comprises a base with a U-shaped section, a cutter head cover fixedly connected on the base and provided with a mesh enclosure, and a movable cutter component arranged between the base and the cutter head cover and capable of moving in a reciprocating manner relative to the base, wherein the base comprises a U-shaped base body and side eaves parts respectively formed by outwards extending two upper edges of the U-shaped base body, the side eaves parts are provided with side cutter beard feeding grooves distributed in the length direction, the movable cutter component comprises a driving frame driven by a power part, side movable cutters corresponding to the base and positioned above the base and a middle movable cutter arranged on the driving frame, the middle movable cutter and the side movable cutters are driven by the driving frame to move in a reciprocating manner along the length direction of the base, the side movable cutters are provided with side movable cutter cutting teeth corresponding to the upper parts of the side cutter beard feeding grooves of the base, and the side movable cutter cutting teeth extend outwards to a length shorter than the side eaves parts, the side moves the sword cutting tooth and outwards does not stretch out side eaves portion promptly, the tool bit lid including with the base about both ends respectively be connected two apron end frame, connect between two apron end frame and have two apron long frame strips in the front and back of thickness, by two apron strips and two apron end frame sets up regional interior pressure and is equipped with the screen panel that moves sword relative complex with the centre, apron long frame strip be located the side and move the top of sword cutting tooth, and the apron long frame strip partly covers the cutting edge that the side moved the sword outwards.

As an improvement: the side moving blade cutting teeth are cone teeth, namely the height of the side moving blade cutting teeth is gradually reduced from inside to outside to form a hill type upper top surface, and the lower bottom surfaces of the side moving blade cutting teeth are cutting planes matched with the side blade beard feeding grooves.

As an improvement: the hill type upper top surface of the side moving blade cutting teeth is a smooth inclined arc surface.

As an improvement: the outward edge of the long frame strip of the cover plate is provided with an arc wavy edge, and the peak part of the arc wavy edge of the long frame strip of the cover plate covers the cutting edge of the side moving knife.

As an improvement: the outward free end face of the lateral cutting whisker feeding groove of the lateral eaves part is a smooth end face.

As an improvement: the cover plate end frame is in limit connection with the U-shaped base body through a clamping groove, and the side moving blade is a thin-walled part with a U-shaped section.

The beneficial effects provided by the utility model are as follows: compared with the existing reciprocating razor, the utility model adopts the inward-contracting type side moving blade on the side, and the long frame strips of the front cover plate and the rear cover plate with the thickness cover the blade of the side moving blade outwards, so that the replacement can be realized by directly replacing individual parts on the basis of not breaking the original structure and only adjusting the individual parts, thereby effectively avoiding the blade from cutting the skin, having high safety performance and better comfort, and being applicable to soft skin such as armpits.

The utility model is described in further detail below with reference to the figures and examples.

Drawings

FIG. 1 is a schematic view of one embodiment of a cartridge assembly of a reciprocating razor provided by the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is an exploded view of fig. 1.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it should be understood that the terms "connected," "fixed," and the like are used in a broad sense, and for example, the terms "connected," "connected," and "fixed" may be fixed, detachable, or integrated; the connection can be mechanical connection or welding connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1, 2 and 3, an embodiment of a shaving head assembly of a reciprocating razor according to the present invention includes a base 1 having a U-shaped cross section, a shaving head cover 3 fixedly connected to the base and having a mesh enclosure 2, and a movable blade assembly mounted between the base 1 and the shaving head cover and capable of reciprocating and translating relative to the base 1, wherein the base 1 includes a U-shaped base body 11, side eaves 12 extending outward from two upper edges of the U-shaped base body 11, respectively, the side eaves 12 are provided with side blade hair feeding grooves 13 distributed in a length direction, and the movable blade assembly includes a driving frame 4 driven by a power member, side movable blades 5 corresponding to the base 1 and located above the base 1, and a middle movable blade 6 disposed on the driving frame 4. The side move the sword 5 and be the thin wall spare that the cross-section is the U-shaped, the centre move sword 6 and side and move sword 5 and reciprocate the translation along base length direction under the transmission of drive frame 4, the side move the sword 5 on be equipped with the side and move sword cutting tooth 51 corresponding to base 1 side sword beard feed groove 13 top, the side move sword cutting tooth 51 outside extension length and be short in side eaves portion 12, the side moves sword cutting tooth 51 outside and does not stretch out side eaves portion 12, the side moves sword cutting tooth 51 and is the formula of drawing in promptly, the side sword of side eaves portion 12 advances the beard groove 13 and is the rounding off terminal surface outward. The tool bit cover 3 comprises two cover plate end frames 32 respectively connected with the left end and the right end of the base 1, a front cover plate long frame strip 31 and a rear cover plate long frame strip 31 which are connected between the two cover plate end frames and have thickness, a mesh enclosure 2 which is oppositely matched with the middle moving blade is pressed in an area surrounded by the front cover plate long strip and the two cover plate end frames, and a beard feeding groove (marked in the figure) for beard feeding is formed in the mesh enclosure 2. The cover plate end frame 32 is in limit connection with the U-shaped base body 11 through a clamping groove. The cover plate long frame strip 31 is located above the side moving blade cutting teeth 51, and the outward edge of the cover plate long frame strip 31 is an arc wavy edge, which may be an outward re-extending section of the cover plate long frame strip 31 as shown in this embodiment, or the cover plate long frame strip 31 may be a wavy edge directly. The wave crest of the arc wave edge of the long frame strip 31 of the cover plate covers part of the cutting edge of the side moving blade 5. The outward free end surface of the side cutting whisker feeding groove 13 of the side eaves part 12 is a smooth end surface.

In the embodiment, the lateral knife beard feeding groove 13 for the front-end comb beard feeding is designed to be a smooth end face, the cutting teeth of the internal-shrinkage type lateral moving knife and the long frame strip 31 with the thickness cover plate partially cover the cutting edge, the moving knife is not directly contacted with the skin during cutting, and the tail end of the lateral knife beard feeding groove is prevented from forming a sharp end to cut the skin. The thickness of the side cutter can be smaller, the cleanliness of the shaver is improved, the safety performance is high, and the comfort level is better. In order to increase the distance between the skin and the movable blade and further improve the shaving comfort, safety and skin quality, the side movable blade cutting teeth 51 are cone-shaped teeth, that is, the height of the side movable blade cutting teeth 51 is gradually reduced from inside to outside to form a hill-type upper top surface, and the lower bottom surface of the side movable blade cutting teeth 51 is a cutting plane matched with the side blade beard feeding groove 13. In order to further improve the comfort and safety, the hill-type upper surface of the side moving blade cutting teeth 51 of the present embodiment is also a smooth oblique arc surface.

The installation and translation stability of the side moving blade is guaranteed between the U-shaped base body 11 and the side moving blade 5 of the U-shaped thin-wall part through the transversely designed translation rail and the adaptive translation plate.

Although the present invention has been described with reference to the above embodiments, it should be understood that the utility model is not limited thereto, and various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a tool bit assembly of reciprocal razor, is base (1) that the cross-section is the U-shaped, rigid coupling on the base and take tool bit lid (3) of screen panel (2), install between base (1) and tool bit lid and can be for the reciprocal translation of base (1) move the sword subassembly, its characterized in that: the base (1) comprises a U-shaped base body (11) and side eaves portions (12) which are formed by outwards extending two upper edges of the U-shaped base body (11) respectively, the side eaves portions (12) are provided with side knife hair feeding grooves (13) which are distributed along the length direction, the movable knife components comprise a driving frame (4) driven by a power part, side movable knives (5) which correspond to the base (1) and are positioned above the base (1), and middle movable knives (6) arranged on the driving frame (4), the middle movable knives (6) and the side movable knives (5) are in reciprocating translation along the length direction of the base under the transmission of the driving frame (4), the side movable knives (5) are provided with side movable knife cutting teeth (51) corresponding to the upper portions of the side knife hair feeding grooves (13) of the base (1), and the outward extending lengths of the side movable knife cutting teeth (51) are shorter than the side eaves portions (12), move sword cutting tooth (51) outside not stretching out side eaves portion (12) promptly on the side, sword lid (3) including with base (1) about both ends respectively be connected two apron end frame (32), connect between two apron end frame and have two apron longitudinal frame (31) around thickness, enclose to establish regional interior pressure by two apron strips and two apron end frame around and be equipped with and move sword complex screen panel (2) relatively with the centre, apron longitudinal frame strip (31) be located the side and move the top of sword cutting tooth (51), and apron longitudinal frame strip (31) cover the cutting edge that sword (5) was moved to the side to the part outwards.

2. The head assembly of a reciprocating razor as claimed in claim 1, wherein: the side moving blade cutting teeth (51) are cone teeth, namely the height of the side moving blade cutting teeth (51) is gradually reduced from inside to outside to form a hill type upper top surface, and the lower bottom surfaces of the side moving blade cutting teeth (51) are cutting planes matched with the side blade beard feeding grooves (13).

3. The head assembly of a reciprocating razor as claimed in claim 2, wherein: the hill type upper top surface of the side moving blade cutting teeth (51) is a smooth inclined arc surface.

4. A head assembly for a reciprocating razor according to claim 1, 2 or 3, wherein: the outward edge of the cover plate long frame strip (31) is an arc wavy edge, and the peak part of the arc wavy edge of the cover plate long frame strip (31) covers the cutting edge of the side movable cutter (5).

5. A head assembly for a reciprocating razor according to claim 1, 2 or 3, wherein: the outward free end surface of the lateral cutting beard feeding groove (13) of the lateral eaves part (12) is a smooth end surface.

6. A head assembly for a reciprocating razor according to claim 4, wherein the lateral cutting feed whiskers (13) of the lateral eaves (12) have an outwardly facing free end face that is rounded.

7. A head assembly for a reciprocating razor according to claim 1, 2 or 3, wherein: the cover plate end frame (32) is in limit connection with the U-shaped base body (11) through a clamping groove, and the side moving knife (5) is a thin-wall part with a U-shaped section.

8. The head assembly of a reciprocating razor of claim 4, wherein: the cover plate end frame (32) is in limit connection with the U-shaped base body (11) through a clamping groove, and the side moving knife (5) is a thin-wall part with a U-shaped section.

9. The head assembly of a reciprocating razor of claim 5, wherein: the cover plate end frame (32) is in limit connection with the U-shaped base body (11) through a clamping groove, and the side moving knife (5) is a thin-wall part with a U-shaped section.

10. The head assembly of a reciprocating razor of claim 6, wherein: the cover plate end frame (32) is in limit connection with the U-shaped base body (11) through a clamping groove, and the side moving knife (5) is a thin-wall part with a U-shaped section.