CN113601556A

CN113601556A - Double-edged shaver head assembly and electric shaver

Info

Publication number: CN113601556A
Application number: CN202110681422.XA
Authority: CN
Inventors: 孟凡迪
Original assignee: Shenzhen Sushi Technology Co Ltd
Current assignee: Shenzhen Sushi Technology Co Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-11-05
Anticipated expiration: 2041-06-18
Also published as: CN113601556B

Abstract

The application provides a twolip razor head subassembly and electric shaving apparatus, twolip razor head subassembly includes razor dish and blade, and the blade includes first blade portion and the second blade portion that connects each other, and first blade portion has first cutting edge, has the second cutting edge on the second blade portion, and one in first blade portion and the second blade portion detachably connects in the razor dish, and another protrusion is in the razor dish in order to be as work sword portion. Compare in current razor head subassembly, the blade work cutting edge of this application wearing and tearing back can be with the blade transposition, changes new cutting edge, resumes the sharpness of work cutting edge, has both increased the use number of times of blade, has prolonged the life of blade again. The electric shaver has the advantages of the double-edge shaver head component because the double-edge shaver head component is provided.

Description

Double-edged shaver head assembly and electric shaver

Technical Field

The present application belongs to the technical field of personal care equipment, and more particularly relates to a double-edged razor head assembly and an electric shaver.

Background

The electric shaver consists of a mesh enclosure, a shaver blade, a miniature motor and a shell. The net cover is a fixed outer blade, and a plurality of holes are formed in the net cover, and beards can extend into the holes. The micro-motor is driven by electric energy to drive the shaving blade to act, and the beard extending into the hole is cut off by utilizing the shearing principle.

Because the razor blade needs to be contacted and rubbed with beard or a mesh enclosure frequently, after a period of use, the razor blade is easy to wear and lose the sharpness when leaving a factory. The life of the razor blade also tends to end as the cutting edge becomes dulled.

Disclosure of Invention

An object of the embodiment of this application is to provide a twolip razor head subassembly and electric shaving device to solve the technical problem that razor blade life who exists among the prior art is low.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a twolip razor head subassembly, includes razor dish and blade, the blade includes first blade portion and the second blade portion that connects each other, first blade portion has first cutting edge, the second cutting edge has on the second blade portion, one detachably in first blade portion and the second blade portion connect in razor dish, another protrusion in razor dish is in order to regard as work sword portion.

As a further improvement of the above technical solution:

optionally, the first blade portion and the second blade portion are arranged offset from each other in the height direction and the length direction of the blade.

Optionally, the first and second cutting edges are arranged opposite each other.

Optionally, a first blade mounting position and a second blade mounting position are arranged on the shaver disc, and when the blades are mounted on the first blade mounting position or the second blade mounting position, the blades protrude upwards and are located at different positions along the inner direction and the outer direction of the shaver disc.

Optionally, a plurality of mounting grooves are formed in the shaver head, and the blades are detachably mounted in the mounting grooves.

Optionally, the shaver further comprises a cutter holder detachably mounted to the shaver head, and the cutter is detachably mounted to the cutter holder.

Optionally, the shaver head has a cutter holder slot penetrating through a side edge of the shaver head, the cutter holder is inserted into the cutter holder slot, and the blade is inserted into the cutter holder.

Optionally, the lower end of the tool apron is thicker than the upper end of the tool apron.

Optionally, the lateral margin of the shaver head is further sleeved with a clamp.

An electric shaver comprises the double-edged shaver head assembly.

The application provides a double-edged tool bit subassembly and electric shaver's beneficial effect lies in: the application provides a twolip razor head subassembly, after first blade wears as the work cutting edge, can take off the blade from the blade disc. The razor blade is indexed, the worn first cutting edge is replaced with a second cutting edge that is not yet used, and the razor blade is reattached to the razor cartridge with the second cutting edge being the operative cutting edge, and the sharpness of the razor head assembly is restored, thereby extending the number of uses and the life of the razor blade. Similarly, if the first time the second cutting edge is used as the working cutting edge and worn, the cutting blade is removed from the cutter head, the cutting blade is indexed, the worn second cutting edge is replaced by the unused first cutting edge, and the cutting blade is remounted on the shaver head, wherein the first cutting edge is the working cutting edge, and the sharpness of the shaver head assembly is restored.

Compare in current razor head subassembly, the blade work cutting edge of this application wearing and tearing back can be with the blade transposition, changes new cutting edge, resumes the sharpness of work cutting edge, has both increased the use number of times of blade, has prolonged the life of blade again. The electric shaver has the advantages of the double-edge shaver head component because the double-edge shaver head component is provided.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a front view of a dual edge razor head assembly according to example 1 provided herein;

fig. 2 is a perspective view of a dual edge razor head assembly according to example 1 provided herein;

fig. 3 is a schematic view of a split structure of a dual edge razor head assembly according to example 1 provided herein;

fig. 4 is a partially enlarged schematic view of a double-edged razor head assembly according to example 1 provided in the present application;

fig. 5 is a perspective view of a blade and holder of a dual edge razor head assembly according to example 1 provided herein;

fig. 6 is a perspective view of a blade of a dual edge razor head assembly according to example 1 provided herein;

fig. 7 is a schematic cross-sectional view of a dual edge razor head assembly of example 1 provided herein;

fig. 8 is a perspective view of a dual edge razor head assembly according to example 2 provided herein;

fig. 9 is a perspective view of a dual edge razor head assembly according to example 3 provided herein.

Wherein, in the figures, the respective reference numerals:

1. a shaver head; 11. mounting grooves; 2. a blade; 21. a first blade section; 22. a second blade section; 23. A first blade; 24. a second blade; 3. a tool apron; 4. and (5) clamping a hoop.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. 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.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

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.

Referring to fig. 1 and 6, the double-edged razor head assembly of the present embodiment includes a razor cartridge 1 and blades 2. The blade 2 comprises a first blade portion 21 and a second blade portion 22 connected to each other, note that: the term "connected" should not be understood as necessarily being a connection of two separate detachable components, but may also be understood as a "connection" of two components in an integral molding, and the present embodiment preferably has the first blade portion 21 and the second blade portion 22 integrally molded, that is, the term "connected" may be understood with reference to the following example: the bolt comprises a screw and a bolt head which are connected to each other (in practice the screw and the bolt head are integrally formed as one piece), or the first blade part 21 and the second blade part 22 may also be detachably connected, in which case "connected" is understood to mean a connection of 2 separate parts. Further, the first blade portion 21 has a first blade edge 23, and the second blade portion 22 has a second blade edge 24. One of the first blade portion 21 and the second blade portion 22 is detachably attached to the shaver head 1, and the other one protrudes from the shaver head 1 to serve as a working blade portion, "as a working blade portion" is to be understood as meaning that the corresponding blade (the first blade 23 or the second blade 24) is capable of performing a shaving operation when the first blade portion 21 or the second blade portion 22 serves as a working blade portion, or any operation requiring the use of a blade for shaving, scraping, cutting, or the like. That is, when the first blade portion 21 is detachably attached to the shaver head 1, the second blade portion 22 protrudes from the shaver head 1, and the second blade 24 of the second blade portion 22 is an active blade, and thus can be used for shaving. Alternatively, when the second blade portion 22 is detachably attached to the shaver head 1, the first blade portion 21 protrudes from the shaver head 1, and the first blade edge 23 of the first blade portion 21 is a working blade edge, so that it can be used for shaving. It will be appreciated that the removable attachment of the shaver head 1 to the first blade portion 21 and the second blade portion 22 may be any one of a bayonet connection, a snap connection, or a fastener connection such as a screw bolt.

When the first cutting edge 23 has worn away as a working cutting edge, the cutting insert 2 can be removed from the cutter head 1. The razor blade 2 is indexed, the worn first cutting edge 23 is replaced by the unused second cutting edge 24, and the razor blade 2 is re-mounted on the razor cartridge 1 with the second cutting edge 24 being the working edge and the sharpness of the razor head assembly restored, thereby extending the number of uses and the life of the razor blade 2. Similarly, if the first time the second cutting edge 24 is used as the working edge and worn, the cutting blade 2 is removed from the cutter head 1, the cutting blade 2 is indexed, the worn second cutting edge 24 is replaced with the first cutting edge 23 that has not been used, and the cutting blade 2 is re-mounted on the razor head 1, with the first cutting edge 23 being the working edge, the sharpness of the razor head assembly is restored. It will be appreciated that in another embodiment, a third cutting edge, a fourth cutting edge, etc. may be provided on the blade 2. Compare in the tradition tool bit subassembly of shaving, the blade 2 work cutting edge wearing and tearing back of this application can be with 2 transposition of blade, changes new cutting edge, resumes the sharpness of work cutting edge, has both increased the use number of times of blade 2, has prolonged the life of blade 2 again.

Referring to fig. 6, in the present embodiment, the first blade portion 21 and the second blade portion 22 are arranged offset from each other in the height direction H and the length direction L of the blade 2. On one hand, the first blade part 21 and the second blade part 22 can be completely overlapped after the blade 2 is indexed, and on the other hand, the length of a working edge can be reduced, the cutting resistance is reduced, and the cutting is lighter and quicker.

Referring to fig. 6, in the present embodiment, the first cutting edge 23 and the second cutting edge 24 are arranged opposite to each other, and the first cutting edge 23 and the second cutting edge 24 can completely replace each other's position after the insert 2 is indexed. In another embodiment, the first cutting edge 23 and the second cutting edge 24 may also be arranged in the same direction as each other, but since the first cutting edge 23 and the second cutting edge 24 will be oriented oppositely after the indexing of the cutting insert 2, the direction of rotation of the shaver disc 1 will also be opposite.

Referring to fig. 1 and 2, in the present embodiment, the shaver head 1 has a first blade mounting location and a second blade mounting location, and it is understood that the first blade mounting location and the second blade mounting location may be mounting slots, mounting holes, mounting bosses, or the like. When the blades 2 are mounted at the first blade mounting position or the second blade mounting position, the working cutting edges of the blades 2 protruding out of the shaver head 1 are located at different positions along the inner and outer directions S of the shaver head 1.

Wherein, the fact that the working cutting edge protruding out of the shaver head 1 on the blade 2 is in different positions along the inner and outer directions of the shaver head 1 means that: the working cutting edges of the blades 2 are arranged in the direction from the geometric center of the shaver head 1 to the outer edge of the shaver head 1 (i.e., the inward-outward direction S). When a plurality of blades 2 are installed, the working cutting edges of the blades 2 are alternately arranged at intervals. For example, the shaver head 1 is a circular head, and when the blade 2 is mounted at the first blade mounting position or the second blade mounting position, the inner and outer direction S is the radial direction of the disk. It is understood that in other embodiments, the shaver head 1 may also be a square head, a triangular head, or a polygonal head. The different positions of the working cutting edges of the blades 2 on the shaver head 1 are beneficial to increasing the shaving range of the shaver head 1.

Referring to fig. 2, according to a first embodiment of the present application, blades 2 are provided in the first blade mounting locations and the second blade mounting locations, respectively.

Referring to fig. 8, according to a second embodiment of the present application, blades 2 are respectively provided in the first blade mounting locations.

Referring to fig. 9, according to the third embodiment of the present application, the inserts 2 are respectively provided in the second insert mounting positions.

It will be appreciated that in other embodiments of the present application, the razor blade 2 may also be provided in part of the first blade mounting location or in part of the second blade mounting location.

Referring to fig. 3 to 5, in the present embodiment, the dual edge razor head assembly further comprises a holder 3 detachably mounted to the razor head 1, and the blades 2 are detachably mounted to the holder 3. The insert 2 is indirectly detachably mounted in the mounting groove 11 by the insert seat 3. In another embodiment, the shaver head 1 is provided with a plurality of mounting slots 11, and the blades 2 are detachably mounted in the mounting slots 11. The mounting slots 11 are first blade mounting locations and second blade mounting locations on the shaver head 1. The blade 2 can be directly detachably mounted in the mounting slot 11.

Referring to fig. 3 to 5, in the present embodiment, the shaver head 1 has a tool holder slot penetrating through a side edge of the shaver head 1, so that the tool holder 3 can be inserted into the tool holder slot from the side edge of the shaver head 1. The tool apron 3 is inserted into the tool apron insertion groove, and the blade 2 is inserted into the tool apron 3.

Referring to fig. 5, in the present embodiment, the lower end of the tool holder 3 is thicker than the upper end of the tool holder 3, and the tool holder 3 is inserted into the tool holder slot to limit the axial movement of the tool holder 3 along the shaver head 1. It can be understood that the longitudinal section of the tool apron 3 is trapezoidal, T-shaped, etc.

Referring to fig. 2 and 7, in the present embodiment, the side edge of the shaver head 1 is further provided with a clamp 4. The clamp 4 serves to limit the radial movement of the holder 3 along the shaver head 1. The clamp 4 can be an elastic rubber ring or a hard ring sleeve. In other embodiments, the clamp 4 may not be provided, and the tool holder 3 is restricted from moving in the radial direction of the shaver head 1 by the friction force between the tool holder 3 and the tool holder slot.

The application also discloses an electric shaver, the electric shaver comprises the double-edge shaver head component of the embodiment, and further comprises a driving device and a mesh enclosure for driving the double-edge shaver head component. The double-edge shaver head component is arranged at the driving output end of the driving device, and the driving device drives the double-edge shaver head component to rotate. The beard is cut by the double-edge shaving head component rotating at high speed through the hole on the mesh enclosure, thereby realizing the shaving operation.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a twolip razor head subassembly, its characterized in that includes razor dish (1) and blade (2), blade (2) are including first blade portion (21) and second blade portion (22) of connecting each other, first blade portion (21) have first cutting edge (23), second cutting edge (24) have on second blade portion (22), one in first blade portion (21) and second blade portion (22) detachably connect in razor dish (1), another protrusion in razor dish (1) is in order to regard as work blade portion.

2. A double-edged razor head assembly as claimed in claim 1, wherein the first blade part (21) and the second blade part (22) are arranged offset from one another in the height direction and in the length direction of the blade (2).

3. A dual edge razor head assembly according to claim 2, wherein the first cutting edge (23) and the second cutting edge (24) are arranged opposite each other.

4. A double-edged razor head assembly according to any one of claims 1 to 3, wherein the razor cartridge (1) has a first blade mounting location and a second blade mounting location thereon, and the working cutting edge of the razor cartridge (1) projecting from the blade (2) is in different positions in the inward-outward direction of the razor cartridge (1) when the blade (2) is mounted in the first blade mounting location or the second blade mounting location.

5. A dual edge razor head assembly according to claim 4, wherein the razor head (1) is provided with a plurality of mounting slots (11), the blades (2) being removably mounted in the mounting slots (11).

6. A dual edge razor head assembly according to claim 5, further comprising a cartridge (3) removably mounted to the razor head (1), the blade (2) being removably mounted to the cartridge (3).

7. A double-edged razor head assembly according to claim 6, wherein the razor head (1) has a holder slot which passes through a side edge of the razor head (1), the holder (3) being inserted in the holder slot, and the blade (2) being inserted in the holder (3).

8. A dual edge razor head assembly according to claim 7, wherein the lower end of the holder (3) is thicker than the upper end of the holder (3).

9. A dual edge razor head assembly according to any of claims 1 to 3, wherein the side edges of the razor head (1) are also provided with clips (4).

10. An electric shaving apparatus, characterized in that it comprises a double-edged razor head assembly as claimed in any one of claims 1 to 9.