CN113635356A

CN113635356A - Portable body hair sword

Info

Publication number: CN113635356A
Application number: CN202110773895.2A
Authority: CN
Inventors: 吴晓东
Original assignee: Wenzhou Shengyi Electronic Technology Co ltd
Current assignee: Wenzhou Shengyi Electronic Technology Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-11-12
Anticipated expiration: 2041-07-08
Also published as: CN113635356B

Abstract

The invention discloses a portable body hair cutter which comprises a shell, a driving assembly, a cutter head assembly, a guide frame and an illuminating assembly, wherein the illuminating assembly and the guide frame with a reflecting mirror surface and an illuminating lamp are arranged, the reflecting mirror surface is convenient for an operator to see a visual field blind area at a skin cutting position clearly, the illumination is convenient for illuminating a dark area at the skin cutting position, the operator can conveniently confirm a cutting area and adjust the cutting posture of a hair shaver, the guide frame firstly contacts and pulls the skin in the cutting process, skin wrinkles are flattened, hairs are convenient to orderly contact with the cutter head assembly, and light rays irradiate the inner side of the frame to avoid the hair shaving operation of the operator alone, so that the problems of pain of the user and low treatment efficiency are caused because the hair shaving area is difficult to observe and the cutting area is inconvenient to operate.

Description

Portable body hair sword

Technical Field

The invention relates to the technical field of shaver structures, in particular to a portable body hair cutter.

Background

With the ever-increasing demand of people for daily hair care, more and more body hair cutting devices, in addition to hair clippers and shavers, are entering the market, providing convenience for people to remove body hair.

However, during the actual use of the shaver, since a lot of hair of the human body grows in the wrinkled area, the position of part of the hair growth is difficult to observe even during the body hair cutting process, and there is a lot of embarrassment in requesting others to assist. In addition, in the cutting process, most of cutting blades are sharp, and due to the fact that the hair growing area lacks an operation space, the sight line is poor and even objective factors of blind areas exist, the cutter head assembly cuts in a thin and sensitive area of human skin, pain is easily caused by the fact that the cutter teeth are squeezed into the skin or the skin hair by the sharp stabs of the blades, and the skin is wrinkled and difficult to effectively cut off the hair, so that the hair cutting efficiency is low, and the user experience is poor.

Disclosure of Invention

Therefore, a portable body hair cutter is needed to be provided to solve the problems that the hair cutting efficiency is low and the user experience is not good enough in the prior art.

To achieve the above object, the inventors provide a portable body hair cutter comprising a housing, a driving assembly, a cutter head assembly, a guide frame and an illumination assembly;

the driving assembly is arranged in the shell and provided with a power output end;

the cutter head assembly is assembled at one end of the shell and comprises a movable blade and a fixed blade, the movable blade is in transmission connection with the driving assembly, the fixed blade is connected with the shell, first cutting teeth are arranged on the movable blade, second cutting teeth are arranged on the fixed blade in an arrayed mode, the bottom surfaces of the first cutting teeth are in contact with the top surfaces of the second cutting teeth to form cutting areas, guide pieces are arranged at the end parts of the second cutting teeth, the end parts of the guide pieces face the side edge direction of the shell, and the end parts and the top parts of the guide pieces are arc-shaped surfaces;

the guide frame is connected with the shell through a rotating shaft, and the bottom surface of the end part of the guide frame is in contact with the guide piece;

the lighting assembly comprises a reflecting mirror surface and a lighting lamp, the lighting lamp and the reflecting mirror surface are assembled on the shell, and the light source output end of the lighting lamp faces the reflecting mirror surface and the guide frame.

Preferably, the second cutting flanks of the row of cutter head assemblies are arranged parallel to one another.

Preferably, the driving assembly comprises a motor and an eccentric shaft, a power output shaft of the motor is in transmission connection with the eccentric shaft, the movable blade is provided with a transmission groove, and the eccentric shaft is in transmission connection with the movable blade through the transmission groove.

Preferably, the tool bit base is connected with the static blade, fixing columns are arranged on two sides of one end, provided with the static blade, of the tool bit base and face the direction of the shell, a first fixing hook and a second fixing hook are arranged in the shell and matched with the fixing columns, and the second fixing hook is detachably connected with the tool bit base through a resetting device.

Preferably, the top of the guide member is directed toward the end bottom surface of the guide frame.

Preferably, the guide frame is provided with hair guide teeth, the hair guide teeth are connected to the inner side surface of the guide frame, and the ends of the hair guide teeth face the direction of the cutter head assembly.

Preferably, the frame further comprises a frame torsion spring, one end of the frame torsion spring is in contact with the frame assembling seat, and the other end of the frame torsion spring is in contact with the guide frame.

Preferably, the spacing between the second cutting teeth of the stationary blade is 0.5mm to 1 mm.

Preferably, the shell is provided with a silica gel membrane, and the surface of the silica gel membrane is provided with anti-skid grains.

Different from the prior art, the technical scheme has the following advantages: through illumination assembly and the guide frame who sets up reflection of light mirror surface and light, the reflection of light mirror surface makes things convenient for the operator to see the field of vision blind area of skin cutting department clearly, and illumination assembly conveniently illuminates the dark region of skin cutting department, make things convenient for the operator to confirm the cutting gesture of cutting region and adjustment shaver, the guide frame that second cutting addendum face direction set up, at user towards second cutting addendum face direction, strike off the in-process of human thigh inslot hair, guide frame at first contacts and stimulates skin, guide frame's tip makes the skin fold to be evened up, make the hair contact cutter head subassembly in order, the tip of guide and the arcwall face of top surface and then contact skin, increase skin area of contact, the frictional resistance of second cutting tooth tip and skin when reducing and promoting. The guide piece end part and the top part of the arc-shaped structure avoid the problems that when the pressure generated by the inconvenience of the operation of the shaver is larger during cutting, the sharp static blade structure stabs the skin, the inconvenience of the operation of a cutting area is reduced, the pain of a user is caused, and the treatment efficiency is low.

Drawings

FIG. 1 is a schematic view of the overall structure of the portable body hair cutter of the present invention;

FIG. 2 is a detailed structure diagram of the tool bit of the portable body hair cutter;

FIG. 3 is a schematic sectional view of the connection between the housing and the base of the portable body hair cutter;

FIG. 4 is a schematic view of another internal structure of the portable body hair cutter of the present invention;

FIG. 5 is a detailed structure diagram of the base of the portable body hair cutter.

Description of reference numerals:

1. a housing; 11. A tool bit base; 12. Fixing a column; 13. A first fixed hook; 14. A second fixed hook; 15. A silicone membrane;

2. a drive assembly; 21. A motor; 22. An eccentric shaft;

3. a cutter head assembly; 31. A movable blade; 32. A stationary blade; 33. A first cutting tooth; 34. A second cutting tooth; 35. A cutting zone; 36. An arc-shaped surface;

4. a guide frame; 41. A rotating shaft; 42. A hair guide tooth;

5. a lighting assembly; 51. A reflective mirror surface; 52. An illuminating lamp.

Detailed Description

To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1 to 5, the present application discloses a portable body hair cutter, which includes a housing 1, a driving assembly 2, a cutter head assembly 3, a guiding frame 4 and an illuminating assembly 5. The driving assembly 2 is arranged in the housing 1 and comprises a motor 21 and an eccentric shaft 22, wherein a power output shaft of the motor 21 is in transmission connection with the eccentric shaft 22, so that the motor 21 and the eccentric shaft 22 form a power output end of the driving assembly 2. The cutter head component 3 is assembled at one end of the shell 1 and comprises a movable blade 31 and a fixed blade 32, a transmission groove is formed in the movable blade 31, and the eccentric shaft 22 is in transmission connection with the movable blade 31 through the transmission groove. The fixed blade 32 is connected with the shell 1, the movable blade 31 is provided with a first cutting tooth 33, the fixed blade 32 is provided with a second cutting tooth 34, the bottom surface of the first cutting tooth 33 is in contact with the top surface of the second cutting tooth 34, a cutting area 35 is formed at the joint of the bottom surface of the first cutting tooth 33 and the top surface of the second cutting tooth 34, one end of the cutting area 35 faces the hair to-be-cut area of the skin, the end part of the second cutting tooth 34 is an arc surface 36, and an arc surface 37 is arranged between the end surface of the second cutting tooth 34 and the bottom surface of the fixed blade. The guide frame 4 is connected to the housing 1 via a shaft 41, and the cutting area 35 of the cutting head assembly 3 is directed towards the skin-contacting side of the guide frame 4. The lighting assembly 5 comprises a reflector 51 and a lighting lamp 52, the lighting lamp 52 and the reflector 51 are assembled on the housing 1, and the light source output end of the lighting lamp 52 faces the reflector 51 and the guide frame 4.

According to the structure, in the working process of the portable body hair cutter, a user starts the switch button, the power supply of the portable body hair cutter supplies power to the motor, the motor receives electric power and drives the power output shaft to rotate, the eccentric shaft connected to the power output shaft swings in the transmission groove of the movable blade, and the movable blade swings in a reciprocating mode. The second cutting tooth laminating department of the first cutting tooth month static blade of moving blade has possessed the cutting function to the hair because of the crisscross of first cutting tooth and second cutting tooth is realized to the swing. The user grabs the casing, with the tool bit towards the hair region that the body is waited to cut, the one side of guide frame is in the same place skin before the tool bit subassembly, and skin after the contact guide frame, at the in-process that the operator promoted body hair sword, the fold of skin is levelled. The light source output end of the illuminating lamp of the illuminating assembly irradiates light to the inner side face direction of the guide frame, further irradiates to the skin, partial light irradiates to the reflecting mirror face, further reflects to the skin, the brightness of the skin area is improved, and in the area which cannot be seen by people visually, the hair cutting area of the skin can be seen through the method of observing the reflecting mirror face. Skin folds are flattened in the using process, hairs are convenient to orderly contact with the cutter head assembly, and light rays irradiate the inner side of the frame, so that the problems that an operator shaves the hairs independently, the shaving area is difficult to observe, the cutting area is inconvenient to operate, the pain of the user is caused, and the treatment efficiency is low are solved.

The cutting area of the cutter head assembly is contacted with the skin and the hair on the skin, when the femoral canal hair is cut, the top surfaces of the second cutting tooth and the first cutting tooth face the area to be cut on the skin, the guide frame rotates along the rotating shaft, the bottom surface of the end part of the guide frame is contacted with the guide piece, the skin is contacted with the guide frame in advance, the skin is pulled and unfolded, skin wrinkles are reduced, the arc-shaped surfaces of the end part and the top surface of the guide piece are contacted with the skin later, the contact area of the skin is increased, and the friction resistance between the end part of the second cutting tooth and the skin during pushing is reduced. The sharp static blade structure is prevented from stabbing skin when pressure generated by the inconvenience of operation of the shaver is larger during cutting. And the skin in the pressing state is sunken towards the direction of the frame, so that the skin in the area to be cut is in more smooth contact with the movable blade and the fixed blade of the cutter head assembly, and then the hair in the designated area of the human body is cut by the cutting area until the hair cutting process is completed.

Referring to fig. 2, in some preferred embodiments, the end of the first cutting tooth 33 of the movable blade 31 is a planar structure, and the end of the first cutting tooth of the movable blade is arranged to be a planar structure, so that when the end of the movable blade is staggered between two second cutting teeth during the movement of the movable blade, the user can avoid hooking skin and hair when the user cuts the skin by pushing the movable blade or the top surface of the movable blade faces the pushing direction of the skin of the human body, thereby further reducing the pricking feeling of the skin.

Referring to fig. 3, in some preferred embodiments, the cutting head further includes a cutting head base 11, the cutting head base 11 is connected to the stationary blade 32, fixing posts 12 are disposed on two sides of one end of the cutting head base 11 facing the stationary blade 32, the fixing posts 12 face the direction of the housing 1, a first fixing hook 13 and a second fixing hook 14 are disposed in the housing 1, the first fixing hook 13 is adapted to the fixing posts 12, and the second fixing hook 14 is detachably connected to the cutting head base 11 through a resetting device (in this embodiment, the resetting device employs a spring, one end of the spring is in contact with the second fixing hook, the other end of the spring may be assembled in a preset positioning slot on the housing or inserted into the matching fixing post on the housing, how to set a positioning slot or positioning post structure for accommodating a torsion spring in a housing manufacturing process is prior art in the field, and there is no manufacturing difficulty, and therefore details are not described, realize that the second fixed hook relies on spring force to hook the tool bit base to when the spring received pressure shrink, the second dead lever breaks away from the tool bit base).

When the shell of the cutter head is detached from the shell, a user presses the button connected with the second fixed hook, the spring is contracted by the second fixed hook, the second fixed hook overcomes the elastic force of the spring and is separated from the cutter head base, with the constant head tank of second fixed hook looks adaptation, the tool bit base breaks away from in advance with the fixed department of second fixed hook, the tool bit base loses the fixed of second fixed hook and can swing, the fixed column towards 32 one end both sides of quiet blade can break away from the first fixed hook on the casing along with the swing of tool bit base afterwards, make quiet blade to detach (in some preferred embodiments, the torsional spring of pressing the quiet blade of moving blade laminating can assemble on the tool bit base, preset pressing bar pegs graft on the torsional spring on the moving blade, make moving blade and quiet blade laminating, in the disassembly process, the driving groove of moving blade breaks away from the eccentric shaft, detach together with torsional spring, quiet blade).

At the in-process of tool bit base assembly in the casing, the fixed column of tool bit base at first contacts first fixed hook, and at the in-process of tool bit base to the swing of second fixed hook direction, the fixed column accessible is preset on the cylinder surface with the recess of first fixed hook looks adaptation, or the slope sets up the adaptation that the fixed column realized with the hook body of first fixed hook. Fixed slot and the fixed hook lock of second at the tool bit base back, first fixed hook forms the region of two fixed tool bit bases with the fixed hook of second, realize the stable fixed of tool bit base, compare the tool bit base that adopts the spout to fix, conveniently clear up the hair piece on casing and the tool bit base, and the fixed form of fixed column and first fixed hook is adopted to the both sides of tool bit base orientation stationary blade one end, when the top surface at the blade cuts towards the direction of promotion of human skin, compare the fixed tool bit of magnetism, provide sufficient structural strength, avoid cutting in-process blade assembly and tool bit base to break away from the casing. The use convenience of the body hair cutter is improved.

Referring to fig. 1 and 2, in some preferred embodiments, the guide frame 4 is provided with hair guide teeth 42, the hair guide teeth 42 are connected to the inner side surface of the guide frame 4, and the ends of the hair guide teeth 42 face the cutter head assembly 3. Through setting up the hair guide tooth of tip orientation tool bit subassembly, conveniently treat the hair and the skin in cutting area and guide, avoid too much hair direction not to be consistent or skin to receive the uplift region of frame pressure too much, influence the cutting effect.

In certain preferred embodiments, the guide frame further comprises a frame torsion spring, one end of the frame torsion spring is in contact with the housing, and the other end of the frame torsion spring is in contact with the guide frame. Through setting up the frame torsional spring, make things convenient for the frame torsional spring to return to the throne by oneself in non-user state.

In certain preferred embodiments, the spacing between the second cutting teeth of the stationary blade is between 0.5mm and 1 mm. Through setting up the second cutting tooth interval of 0.5mm to 1mm interval scope, conveniently control the hair entering volume in the second cutting tooth interval, when the second cutting tooth of cutting assembly needs more hair entering volumes, can adjust the interval to 1mm, when needs avoid skin to be drawn into the clearance and let less hair enter the clearance, optional 0.5 mm's clearance.

In some preferred embodiments, the outer side of the housing 1 is equipped with the silicone membrane 15, the surface of the silicone membrane 15 is provided with anti-slip lines, and the user can conveniently grip the silicone membrane by arranging the silicone membrane with the anti-slip lines.

In the above embodiment, the outer side surface of the guide frame 4 is the surface of the guide frame contacting with the skin, and a gap is formed between the end portion of the stationary blade and the end portion of the movable blade of the blade head assembly and the outer side surface of the guide frame, so that an operator can conveniently pull and adjust the to-be-cut surface of the skin for providing a space for the guide frame to pull and adjust the to-be-cut surface before the skin contacts with the end portion of the stationary blade and the end portion of the movable blade in the process of pressing down the guide frame, the length of the movable blade and the end portion of the stationary blade penetrating into the skin is limited, and the pricking feeling is reduced.

In the above embodiment, the overlapping area of the movable blade and the stationary blade is a cutting area, one side edge of the cutting area is firstly overlapped with the area to be cut of the skin in the skin pushing process after the guide piece is contacted with the skin, and the end part of the first cutting tooth of the movable blade and the end part (the end provided with the guide piece) of the second cutting tooth of the stationary blade are the first end of the first cutting tooth and the second end of the second cutting tooth pointing to the area to be cut of the skin in the skin pushing process.

In the above embodiment, the motor may be powered by a battery, or may be powered by a transformer disposed in the housing, or by an ac power supply connected to a transformer disposed in the power supply socket.

In the above embodiment, the guide frame and the hair guide teeth can be made of transparent plastic materials, and the guide frame made of transparent materials is used, so that light can conveniently penetrate through the guide frame and the hair guide teeth, the guide frame and the hair guide teeth are prevented from blocking light to transmit to skin, and the lighting effect of the lighting lamp is improved.

In some preferred embodiments, the two sides of the cutter head base 11 are provided with sliding grooves, and the sliding grooves can be used for detachably connecting with a matching comb facing to the bottom direction of the cutter head base so as to guide hairs and skins in the bottom direction of the body hair cutter.

Here, we define directional terms appearing in the text, such as end, side, and two sides, where one end of the housing is the end of the housing facing the skin to be cut, the end of the cutter head assembly is the area where the side of the cutter head assembly first contacts the hair to be cut when an operator cuts hair, the cutter head base points to the hair to be cut, i.e., the end of the cutter head base where the static blade is mounted (the direction the body hair cutter points in the pushing process), the two sides are two directions perpendicular to the pushing direction of the body hair cutter on the horizontal plane, and the height direction of the second cutting tooth is the direction perpendicular to the skin surface when the static blade contacts the skin, which can also be understood as the direction the thickness distance dimension of the static blade points to the two ends.

Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.

Claims

1. A portable body hair cutter is characterized by comprising a shell, a driving component, a cutter head component, a guide frame and an illuminating component;

2. The portable body hair cutter according to claim 1, wherein the second cutting flanks of the arrangement of cutter head assemblies are disposed parallel to each other.

3. The portable body hair cutter according to claim 1, wherein the driving assembly comprises a motor and an eccentric shaft, a power output shaft of the motor is in transmission connection with the eccentric shaft, the movable blade is provided with a transmission groove, and the eccentric shaft is in transmission connection with the movable blade through the transmission groove.

4. The portable body hair cutter according to claim 1, further comprising a cutter head base, wherein the cutter head base is connected with the stationary blade, fixing columns are arranged on two sides of one end, provided with the stationary blade, of the cutter head base, the fixing columns face the direction of the shell, a first fixing hook and a second fixing hook are arranged in the shell, the first fixing hook is matched with the fixing columns, and the second fixing hook is detachably connected with the cutter head base through a resetting device.

5. The portable body hair knife according to claim 1, wherein the top of the guide is directed toward the end bottom surface of the guide frame.

6. The portable body hair cutter according to claim 1, wherein the guide frame is provided with hair guide teeth, the hair guide teeth are connected to an inner side surface of the guide frame, and ends of the hair guide teeth face the cutter head assembly.

7. The portable body hair cutter according to claim 1, further comprising a frame torsion spring, one end of which is in contact with the frame fitting seat, and the other end of which is in contact with the guide frame.

8. The portable body hair cutter according to claim 1, wherein the spacing between the second cutting teeth of the stationary blade is 0.5mm-1 mm.

9. The portable body hair cutter according to claim 1, wherein a silicone membrane is assembled on the housing, and the surface of the silicone membrane is provided with anti-skid lines.