CN216399716U

CN216399716U - Hair trimmer

Info

Publication number: CN216399716U
Application number: CN202122778304.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Yuanhai Medical Technology Co ltd
Current assignee: Yuanhai Medical Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-29
Anticipated expiration: 2031-11-12

Abstract

A hair trimmer comprises a blade component and a blade fixing component, wherein one end of the blade component is connected with the blade fixing component, the blade component comprises a static blade and a movable blade, the static blade is provided with two opposite static blade walls and a static blade shearing part which is formed between the static blade walls and is used for connecting the static blade walls, a movable blade mounting cavity is formed between the static blade walls and the static blade shearing part, the movable blade is arranged in the movable blade mounting cavity and moves in a reciprocating manner in the movable blade mounting cavity, the movable blade is provided with a movable blade tooth part and movable blade walls which are formed on two sides of the movable blade tooth part, the movable blade tooth part comprises a plurality of middle teeth and end teeth which are formed on two ends of the middle teeth, the width of the end teeth is larger than that of the middle teeth, and the end teeth on two sides of the movable blade tooth part of the movable blade are designed to be wider than that of the middle teeth, so that the original isolated end teeth on two sides can improve the structural strength and rigidity of the end teeth by increasing the width, the end teeth on both sides are prevented from being easily deformed or broken compared with a plurality of middle teeth when the hair is cut and stressed.

Description

Hair trimmer

Technical Field

The utility model relates to the technical field of hair trimming equipment, in particular to a hair trimmer.

Background

There is also a prior art blade set in which a support structure for supporting the stationary blade is provided, the support structure having a wall portion along the moving direction of the movable blade, through which wall portion the wall portion of the movable blade is supported. Although this form can also enhance the strength of the static knife to some extent, it requires an increase in the supporting structure, which is equivalent to an increase in the thickness of the whole static knife tooth, and therefore, this design cannot be used to cut short hairs, or when cutting short hairs, the cutting effect is not ideal.

Due to the high precision required by the razor in cutting, the requirements on the fit of the various elements in the razor blade set are high, and even if the precision required is a few tenths of a millimeter worse, the hair may not be cut and may be pulled or jump.

Disclosure of Invention

In view of the above, the present invention provides a hair trimmer.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a hair trimmer, includes blade subassembly and the fixed subassembly of blade, the one end and the fixed subassembly of blade subassembly are connected, the blade subassembly includes quiet sword and moves the sword, quiet sword has two relative quiet sword walls and forms the quiet sword shearing part that connects quiet sword wall between quiet sword wall, form between quiet sword wall and the quiet sword shearing part and move the sword installation cavity, move the sword setting and moving the sword installation intracavity, move the sword and moving sword reciprocating motion in the sword installation cavity, move the sword and have and move sword tooth portion and form and move the sword wall moving sword tooth portion both sides, move sword tooth portion and include a plurality of middle teeth and form the end tooth at middle tooth both ends, the width of end tooth is greater than the width of middle tooth.

Preferably, the blade fixing assembly comprises a blade seat body, a movable blade fixing frame, elastic supporting pieces and a blade connecting piece, a fixing through groove is formed in the blade seat body, the movable blade fixing frame is arranged in the fixing through groove, a connecting through groove is formed in the movable blade fixing frame, the connecting through groove is communicated with the fixing through groove, one end of the blade connecting piece stretches into the connecting through groove of the movable blade fixing frame, and one end of the movable blade stretches into the connecting through groove through the fixing through groove and is connected with one end of the blade connecting piece stretching into the connecting through groove.

Preferably, the elastic supporting member is arranged at the top of the blade seat body, a spring is arranged between the elastic supporting member and one end, extending into the connecting through groove, of the blade connecting member, and two ends of the spring correspondingly abut against the elastic supporting member and one end, extending into the connecting through groove, of the blade connecting member.

Preferably, the elastic supporting members are of a split structure, each elastic supporting member includes a first elastic supporting member and a second elastic supporting member, the first elastic supporting member and the second elastic supporting member are correspondingly disposed on two sides of the top end of the blade seat body, one end of the blade connecting member extending into the connecting through groove is provided with a first spring supporting end and a second spring supporting end corresponding to the first elastic supporting member and the second elastic supporting member, and springs are disposed between the first spring supporting end and the second spring supporting end and between the corresponding first elastic supporting member and the corresponding second elastic supporting member.

Preferably, all set up the location muscle on the both sides lateral wall of blade connecting piece, after blade connecting piece stretched into the logical groove of connection, the location muscle was spacing the position of blade connecting piece in the logical groove of connection.

Preferably, buckle protruding ends are arranged on two side groove walls in the fixed through groove, the movable knife fixing frame is provided with buckle grooves, and after the movable knife fixing frame extends into the fixed through groove, the buckle protruding ends extend into the buckle grooves to be connected with the movable knife fixing frame in a buckling mode.

Preferably, the static cutter shearing part is provided with static cutter teeth, and the static cutter teeth are provided with vertical tooth parts and inclined tooth parts.

Preferably, the width of the end teeth on both sides of the movable knife-tooth part is 1.2 times of the width of the middle teeth.

Preferably, the movable cutter wall and the fixed cutter wall are both provided with a plurality of punching positioning holes.

The utility model has the beneficial effects that: according to the utility model, the end teeth at two ends of the movable cutter tooth part of the movable cutter are designed to be wider than the middle teeth, so that the original isolated end teeth at two sides can improve the structural strength and rigidity of the end teeth by increasing the width, and the end teeth at two sides are prevented from being easily deformed or broken compared with a plurality of middle teeth when hair cutting stress is applied.

Drawings

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

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of FIG. 1 from another perspective;

fig. 3 is a schematic structural diagram of another embodiment of the present invention.

Reference numerals:

1. the fixed knife comprises a fixed knife, 2, a movable knife, 3, a fixed knife wall, 4, a fixed knife shearing part, 5, a movable knife installation cavity, 6, a movable knife tooth part, 7, a movable knife wall, 8, a middle tooth, 9, an end tooth, 10, a blade seat body, 11, a movable knife fixing frame, 12, an elastic supporting part, 13, a blade connecting part, 14, a fixed through groove, 15, a connecting through groove, 16, a spring, 17, a first elastic supporting part, 18, a second elastic supporting part, 19, a first spring supporting end, 20, a second spring supporting end, 21, a spring positioning end, 22, a spring connecting end, 23, a positioning rib, 24, a buckle protruding end, 25, a buckle groove, 26, a vertical tooth part, 27, an inclined tooth part, 28, a punching positioning hole, 29, a fixed knife tooth, 30, a buckle connecting end, 31 and a connecting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model will be further described with reference to the accompanying drawings.

The utility model provides the following technical scheme:

as shown in FIGS. 1 to 3, the present invention discloses a hair trimmer comprising a blade assembly and a blade holding assembly, one end of the blade component is connected with the blade fixing component, the blade component comprises a static blade 1 and a movable blade 2, the static knife 1 is provided with two opposite static knife walls 3 and a static knife shearing part 4 which is formed between the static knife walls 3 and connects the static knife walls 3, the static knife walls 3 are arranged in parallel, a movable knife mounting cavity 5 is formed between the static knife wall 3 and the static knife shearing part 4, the movable knife 2 is arranged in the movable knife mounting cavity 5, the movable knife 2 moves in a reciprocating way in the movable knife installation cavity 5, the movable knife 2 is provided with a movable knife tooth part 6 and movable knife walls 7 formed at two sides of the movable knife tooth part 6, the movable cutter tooth part 6 comprises a plurality of middle teeth 8 and end teeth 9 formed at two ends of the middle teeth 8, the middle teeth 8 are arranged at equal intervals, and the width of the end teeth 9 is larger than that of the middle teeth 8. Specifically, this design is through designing the end tooth 9 at the sword tooth portion 6 both ends that will move the sword 2 for the width is greater than the width of middle tooth 8, makes originally comparatively isolated both sides end tooth 9 can promote the structural strength and the rigidity of end tooth 9 through increasing the width, avoids when the hair cutting atress, and the end tooth 9 of both sides is compared in a plurality of middle teeth 8 will be out of shape or fracture easily, and in this design, the width of both sides end tooth 9 is 1.2 times of the width of middle tooth 8.

The fixed subassembly of blade includes blade pedestal 10, moves sword mount 11, elastic support element 12 and blade connecting piece 13, set up fixed logical groove 14 in the blade pedestal 10, move the setting of sword mount 11 in fixed logical groove 14, move and set up on the sword mount 11 and connect logical groove 15, connect logical groove 15 and fixed logical groove 14 intercommunication, the one end of blade connecting piece 13 stretches into the logical groove 15 of being connected of moving sword mount 11, the one end of moving sword 2 stretches into through groove 14 through fixed and connects logical groove 15 and blade connecting piece 13 and stretch into the one end of connecting logical groove 15 and be connected.

The elastic supporting part 12 is arranged at the top of the blade seat body 10, a spring 16 is arranged between one end, extending into the connecting through groove 15, of the elastic supporting part 12 and one end, extending into the connecting through groove 15, of the blade connecting part 13, and two ends of the spring 16 correspondingly abut against one end, extending into the connecting through groove 15, of the elastic supporting part 12 and one end, extending into the connecting through groove 15, of the blade connecting part 13. Specifically, the elastic supporting member 12 is a split structure, the elastic supporting member 12 includes a first elastic supporting member 17 and a second elastic supporting member 18, the first elastic supporting member 17 and the second elastic supporting member 18 are correspondingly disposed at two sides of the top end of the blade seat body 10, one end of the blade connecting member 13 extending into the connecting through slot 15 is provided with a first spring supporting end 19 and a second spring supporting end 20 corresponding to the first elastic supporting member 17 and the second elastic supporting member 18, and springs 16 are disposed between the first spring supporting end 19 and the second spring supporting end 20 and between the corresponding first elastic supporting member 17 and the corresponding second elastic supporting member 18. Specifically, this design is through setting up elastic support element 12 into split type structure for elastic support element 12 is when being convenient for the installation, long-term the back of using, if the elastic support element 12 of appearing one side takes place to damage, only needs to change elastic support element 12 of this side, need not to dismantle whole fixed subassembly of blade.

In this design, for the convenience of the location of spring 16, avoid the aversion of spring 16 to appear in the in-process of extrusion spring 16, this design is through stretching into the both ends of connecting through groove 15 at blade connecting piece 13, and this both ends are close to one side that corresponds elastic support element 12 and set up spring location end 21, and set up the spring coupling end 22 that corresponds spring location end 21 on the elastic support element 12 that corresponds, make the both ends of the spring 16 that corresponds can be spacing to spring 16's position through the spring location end 21 and the spring coupling end 22 that correspond.

All set up location muscle 23 on blade connecting piece 13's the both sides lateral wall, blade connecting piece 13 stretches into and connects logical groove 15 back, location muscle 23 is spacing to blade connecting piece 13 position in connecting logical groove 15. Specifically, in order to prevent the phenomenon that the hair can not be cut quickly by shaking the movable blade 2 when the hair trimmer is used for shaving hair, the positioning ribs 23 are arranged at one end of the blade connecting piece 13 extending into the connecting through groove 15, and the positioning ribs 23 are correspondingly arranged on the side walls of the two sides of the first spring supporting end 19 and the second spring supporting end 20, so that the blade connecting piece 13 can not shake the movable blade 2 caused by overlarge gap between the inner side groove wall of the connecting through groove 15 after extending into the connecting through groove 15 and connecting the movable blade 2.

Specifically, set up buckle protrusion end 24 on the both sides cell wall in the fixed logical groove 14, set up buckle groove 25 on moving the sword mount 11, move the sword mount 11 and stretch into fixed logical groove 14 back, buckle protrusion end 24 stretches into buckle groove 25 and moves sword mount 11 buckle and be connected, and sets up buckle link 30 on the both sides outer wall of fixed logical groove 14 equally, and the elastic support element 12 of 10 top both sides of blade pedestal sets up spread groove 31, and buckle link 30 stretches into corresponding spread groove 31 and is connected with the 12 buckles of the elastic support element that correspond.

Referring to fig. 3, in another embodiment, in order to prevent meat from being easily squeezed into meshes of the stationary blade 1 when shaving hair by using the hair trimmer and the stationary blade 1 is attached to skin, the stationary blade cutting portion 4 is formed with stationary blade teeth 29, the stationary blade teeth 29 have vertical teeth 26 and inclined teeth 27, and the inclined teeth 27 are disposed at the bottom ends of the stationary blade teeth 29, i.e., at the bottom of the vertical teeth 26, so that the skin is guided by the inclined surfaces of the inclined teeth 27 to contact the skin of a user first during shaving, and the skin is prevented from being caught in the stationary blade cutting portion 4.

Specifically, in order to facilitate the convenient positioning of the movable knife 2 and the stationary knife 1 in the process of generating the stamping for the stationary knife 1 and the movable knife 2, a plurality of stamping positioning holes 28 for stamping are formed in the movable knife wall 7 and the stationary knife wall 3.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A hair trimmer characterized in that: including blade subassembly and blade fixed subassembly, the one end and the blade fixed subassembly of blade subassembly are connected, the blade subassembly includes quiet sword and moves the sword, quiet sword has two relative quiet sword walls and forms the quiet sword shearing part that connects quiet sword wall between quiet sword wall, form between quiet sword wall and the quiet sword shearing part and move the sword installation cavity, move the sword setting and moving the sword installation intracavity, move the sword and moving sword reciprocating motion in the sword installation cavity, move the sword and have and move sword tooth portion and form and move the sword wall moving sword tooth portion both sides, move the sword tooth portion and include a plurality of middle teeth and form the end tooth at middle tooth both ends, the width of end tooth is greater than the width of middle tooth.

2. The hair trimmer according to claim 1, wherein: the fixed subassembly of blade includes the blade pedestal, moves the sword mount, elastic support piece and blade connecting piece, set up fixed logical groove in the blade pedestal, move the sword mount setting and at fixed logical inslot, move and set up the connection logical groove on the sword mount, connect logical groove and fixed logical groove intercommunication, the one end of blade connecting piece stretches into the connection logical groove that moves the sword mount, the one end that moves the sword stretches into through the fixed logical groove and connects logical groove and the blade connecting piece stretches into the one end that is connected logical groove and is connected.

3. A hair trimmer according to claim 2, characterized in that: the elastic support piece is arranged at the top of the blade seat body, a spring is arranged between one end, extending into the connecting through groove, of the elastic support piece and the blade connecting piece, and two ends of the spring correspondingly abut against one end, extending into the connecting through groove, of the elastic support piece and the blade connecting piece.

4. A hair trimmer according to claim 3, wherein: the elastic support piece is of a split structure and comprises a first elastic support piece and a second elastic support piece, the first elastic support piece and the second elastic support piece are correspondingly arranged on two sides of the top end of the blade seat body, one end, extending into the connecting through groove, of the blade connecting piece corresponds to the first elastic support piece and the second elastic support piece, a first spring support end and a second spring support end are arranged on the first elastic support piece and the second elastic support piece, and springs are arranged between the first spring support end and the second spring support end and between the corresponding first elastic support piece and the corresponding second elastic support piece.

5. A hair trimmer according to claim 2, characterized in that: all set up the location muscle on the both sides lateral wall of blade connecting piece, after blade connecting piece stretched into the logical groove of connection, the location muscle is spacing the position of blade connecting piece in the logical groove of connection.

6. A hair trimmer according to claim 2, characterized in that: the utility model discloses a sword mount, including fixed logical inslot, move the sword mount and move the fixed logical inslot, set up buckle protrusion end on the both sides cell wall of fixed logical inslot, move and set up the buckle groove on the sword mount, move the sword mount and stretch into behind the fixed logical inslot, buckle protrusion end stretches into the buckle groove and moves sword mount buckle and be connected.

7. The hair trimmer according to claim 1, wherein: and static cutter teeth are formed on the static cutter shearing part and are provided with vertical tooth parts and inclined tooth parts.

8. The hair trimmer according to claim 1, wherein: the width of the end teeth on the two sides of the movable knife-tooth part is 1.2 times of the width of the middle teeth.

9. The hair trimmer according to claim 1, wherein: and the movable cutter wall and the static cutter wall are both provided with a plurality of punching positioning holes.