WO2008083531A1

WO2008083531A1 - Depilating device with improved structure

Info

Publication number: WO2008083531A1
Application number: PCT/CN2007/000983
Authority: WO
Inventors: Tuming You
Original assignee: Tuming You
Priority date: 2007-01-12
Filing date: 2007-03-27
Publication date: 2008-07-17

Abstract

A depilating device with improved structure comprises a depilating assembly (2) and a motor which drives the depilating assembly (2) to rotate about a main axis (20). The depilating assembly (2) comprises an arched main axis (20). At least two depilating sheets (21) which are flat cylindrical and rotate synchronously are provided on the main axis (2). Every depilating sheet (21) is integrally formed, and there is a depilating gap between the two depilating sheets (21).

Description

Structurally improved plucking device

The present invention relates to a depilating device, and more particularly to a hand-held plucking device for use on the surface of a human skin.

Background technique

Chinese patent 200420072190. X discloses an "electric plucking device", which mainly consists of a body, a motor, a reduction gear set, a bow shaft and a set of single pieces. The bow shaft is erected on the shaft seat of the body, and the head of the reduction gear set The stage gear meshes with the driving wheel of the motor, and the final stage gear is fixed on the single piece at the extreme end, each piece has a clamping surface and a supporting portion, and the entire group of the single piece is opposite to each other. Arranged, the entire set of single pieces are connected together by a fixing member to be synchronously rotated, and the entire set of single pieces are placed on the arcuate shaft. Since each single piece has a clamping surface and a supporting portion, the clamping faces of the two two pieces are opposite, and correspondingly the two supporting portions are also opposite. In the embodiment, each of the single pieces is in the shape of a fan impeller. The two monoliths are stacked together to form a group, and the blades are interlaced with each other, that is, one blade on one single piece is located between two blades of the other single piece, and the clamping faces and support portions of the two single pieces Just the opposite.

For example, Chinese Patent No. 03 823 165. discloses a "hair removal device with improved plucking efficiency", having a hair plucking assembly comprising at least two hubs each accommodating at least one radial direction mounted on the hub by a pin. The rotating element is extended to extend radially from the hub wall. The hub side wall also includes a squeezing plate that projects radially outward. The two rotating elements between them are squeezed by the squeezing plates respectively located on the two hubs, and the plucking and plucking are achieved.

There are many similar technical solutions, and the main structure is similar to the above two schemes. The basic principle is that the pressing part presses the plucking piece by the rotation of the crankshaft, so that the plucking piece grips the hair on the skin surface and pulls it up. . For a long time, it has been thought that the hair can be pulled up only by the metal hair-splitting piece. Therefore, the hair-pulling piece is usually made of a metal material, and for the convenience of mold opening and the production cost, the pressing part is made of plastic, which is As a result, the structure is more complicated, and there are more components during assembly, and during use. It is easy to cause a malfunction.

Summary of the invention

The present invention provides an improved structure of a hair clipper, the main purpose of which is to overcome the disadvantages of the prior art electric hair clipper structure being complicated, having many components and being prone to failure.

The invention adopts the following technical solution: a structurally improved plucking device, comprising a plucking assembly and a motor device for driving the spindle of the plucking assembly, the plucking assembly comprising an arcuate main shaft, the main shaft is provided with at least two synchronizations The rotating flat cylindrical hair-plucking piece has a unitary structure, and a plucking gap is formed between the two pieces.

In the above-mentioned structurally improved plucking device, the center position of each of the plucking pieces forms a connecting portion, one side of the connecting portion is a convex spherical surface, and the other side is a concave spherical surface, and the main shaft is from the center of each connecting portion Through, the protruding side of each of the plucking tabs is movably engaged with the recessed side of the adjacent plucking tab connection.

Further, each side of each of the plucking sheets is provided with a convex portion and a concave portion for respectively correspondingly engaging with the concave portion and the convex portion on the other adjacent plucking piece to realize the synchronous rotation of each of the plucking pieces.

In the above-mentioned structure, the hair plucking device is mounted on a base, the base includes a base, a fixed seat fixed to one side of the base, and a movable seat pivoted on the other side of the base. The two ends of the main shaft are supported on the fixed seat and the movable seat, and the hair-pulling pieces are sandwiched between the fixed seat and the movable seat, and a U-shaped elastic rod has two ends from the fixed seat and the movable seat. Clamp the two toward each other.

Further, the two ends of the main shaft are fixedly connected with the fixed seat and the movable seat, and the respective plucking pieces collectively form a plucking piece group, and the two sides of the plucking piece group are respectively provided with transmission connecting pieces, and each driving connecting piece and Synchronous rotation is achieved between the adjacent plucking pieces by the cooperation of the convex portion and the groove, wherein one of the transmission connecting pieces is fixedly connected with the last stage gear of the motor device gear set.

Further, a thrust bearing is disposed between the connecting piece and the movable seat and the fixed seat.

In the above-mentioned structure-improved plucking device, the opposite faces between the respective plucking pieces are respectively provided with concave portions and convex portions which are staggered along the circumference, and are respectively formed between the two concave portions on the opposite faces of the adjacent two plucking pieces. The hair grooves, which are respectively located between the two convex portions on the opposite faces of the adjacent two hair-plucking pieces, form a pinch gap. Both ends of the convex portion on each of the plucking sheets form a chamfer that facilitates the hair in the hair feeding groove to enter the interproximal gap.

One side of each of the plucking pieces is respectively provided with a circumferentially arranged insert on the inner side of the convex portion, and the other side is respectively provided with a semi-arranged insert on the inner side of the concave portion; when the two detached pieces are oppositely mounted, each embedded The blocks are embedded between the two inserts of the adjacent hair-plucking pieces to ensure that the respective pieces are synchronously rotated.

From the above description of the structure of the present invention, the present invention has the following advantages over the prior art: The present invention overcomes the inertial thinking in the industry, that is, it overcomes that it is considered that the plucking assembly must be squeezed by the pressing member to complete the drawing. The thought of inertia of the hair movement, and the creative use of the simple cylindrical single-shaped hair-plucking piece without the structure of other pressing parts, since the hair-pulling piece is a single-piece flat cylindrical shape, and each drawing The structure of the flakes is identical and can be made of plastic parts, so that the same mold can be used for injection molding, which greatly saves the cost of the mold and reduces the production cost. In addition, the structure of the plucking assembly is greatly simplified, and the work is stabilized. , not easy to malfunction.

DRAWINGS

Figure 1 is a schematic perspective view of the present invention;

Figure 2 is an exploded perspective view of the present invention;

3 is a schematic perspective view of a hair pulling piece according to an embodiment of the present invention;

Figure 4 is a perspective view showing the three-dimensional structure of the hair pulling piece of Figure 3;

FIG. 5 is a schematic perspective structural view of a hair-pulling piece according to Embodiment 2 of the present invention; FIG.

6 is a schematic perspective view of a third embodiment of the present invention;

7 is a schematic perspective view of a three-layered structure of a third embodiment of the present invention;

FIG. 8 is a schematic perspective view of a four-layered hair piece according to an embodiment of the present invention.

detailed description

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to Figures 1 and 2, the plucking device includes a plucking assembly 2 and a motor device for driving the spindle 20 of the plucking assembly 2, since the motor device is a common technique, mainly including a motor and The drive gear set is not shown in the figure. The plucking assembly 2 includes an arcuate main shaft 20, The main shaft 20 is sleeved with a plurality of synchronously rotating flat cylindrical hair-plucking pieces 21, and each of the hair-plucking pieces 21 has an integral structure, which can be formed by injection molding. A plucking gap is formed between the two plucking pieces 21. When working, the main shaft 20 does not move, and each of the plucking pieces 21 rotates around the main shaft 20, and the hair on the surface of the skin enters the plucking gap, and the adjacent two plucking pieces 21 of the rotation will enter the two. The hair between the plucking gaps is pinched, pulled up, and then released.

Referring to FIGS. 3 and 4, the center position of the hair-plucking piece 21 forms a connecting portion 212. One side of the connecting portion 212 is a convex spherical surface, and the other side is a concave spherical surface. The main shaft 20 is threaded from the center of each connecting portion 212. Over. The protruding side of the plucking piece 21 is movably engaged with the side of the concave portion 2 of the adjacent plucking piece 2 connecting portion 212'. When each of the plucking pieces 21 is rotated, the mutual engagement of the connecting portions 212 can be smoothly rotated by the respective plucking pieces 21, which is equivalent to a ball bearing.

Referring to FIG. 3 and FIG. 4, one side surface of the plucking piece 21 is provided with a convex portion 211 and a concave portion 210 for respectively correspondingly engaging the concave portions and the convex portions on the two plucking sheets adjacent to the two sides to realize the respective plucking pieces 21 Synchronous rotation.

Referring to FIG. 1 and FIG. 2, the plucking assembly 2 is mounted on a base 1. The base 1 includes a base 11, a fixing base 12 fixed to one side of the base 11, and a pivoting base 11 The movable seat 13 on one side is engaged with the pivot hole 110 on the side of the base 11 through the pivot 131 at the bottom thereof. The two ends 201 and 202 of the main shaft 20 are supported by the fixing base 12 and the movable seat 13, and are connected to the fixed seat 12 and the movable seat 13 through the flat end portions 201 and 202 at both ends, thereby achieving a non-rotatable connection. That is, the spindle 20 is not rotatable relative to the base 1. Each of the plucking pieces 21 is sandwiched between the fixed seat 12 and the movable seat 13. There is a U-shaped elastic rod 3, and the two ends 31, 32 are clamped from the outside of the fixing seat 12 and the movable seat 13 to ensure a certain clamping between the respective hair-plucking pieces 21 in the plucking assembly 2. force.

Referring to FIG. 2, each of the plucking sheets 21 collectively constitutes a plucking sheet group, and the two sides of the plucking sheet group are respectively provided with transmission connecting pieces 22, 23, and the driving connecting pieces 22, 23 and the adjacent plucking pieces 21 pass through the convex portion, The cooperation of the grooves realizes synchronous rotation, and is connected to the adjacent hair-plucking piece by the ball bearing structure between the respective pieces of the hair piece as described above, wherein the transmission connecting piece 22 is fixedly connected with the final gear of the gear set of the motor device, Here The fixed connection refers to a plug connection such that the drive link 22 and the final stage gear are not rotatable relative to each other, that is, the motor unit drives the entire set of pieces to rotate by the drive link 22. Further, thrust bearings 25 and 24 are respectively disposed between the two sides of the connecting piece group and the movable seat 13 and the fixed seat 12.

Referring to FIG. 5, the main structure and principle of the present invention are the same as those of the above-mentioned first embodiment. The only difference is that the synchronous transmission connection structure between the respective plucking pieces 21 is different. In the present embodiment, the plucking piece 21 is A fan-shaped convex portion 213 centering on the rotating shaft is provided on the side surface thereof, and a sector-shaped concave portion 214 is formed between the two-shaped convex portions 213. The scalloped portion 213 and the scalloped portion 214 of the plucking piece 21 are respectively engaged with the scalloped recess 214' and the scalloped portion 213' of the adjacent plucking piece 21 to achieve synchronous rotation.

According to a third embodiment of the present invention, the basic structure and principle are similar to those of the first embodiment. The main difference is as follows: Referring to FIG. 6 and FIG. 7, the opposite faces between the hair-plucking pieces 21 of the plucking assembly 2 are respectively arranged along the circumference. The arranging concave portion 212 and the convex portion 211 are respectively formed between the two concave portions 212 on the opposite faces of the adjacent two plucking pieces 21, and the two convex portions 211 are respectively located on the opposite faces of the adjacent two plucking pieces 21. A pinch gap is formed between them. The function of the hair infusion groove 210 is to make the hair on the skin more easily enter the bristle gap. The hair feed groove 210 and the pinch gap together constitute the depilation gap described in the first embodiment.

Referring to FIG. 7, one side of the plucking piece 21 is respectively provided with a circumferentially arranged insert 213 on the inner side of the convex portion 211, and the other side is provided with a arranging 213 arranged circumferentially on the inner side of the concave portion 212, and the height of the insert 213 is slightly higher. The height of the convex portion 211.

During installation, two adjacent hair-plucking pieces 21 are oppositely mounted, the convex portion 211 is in contact with the convex portion 211, and the concave portion 212 is opposite to the concave portion 212 to form the hair feeding groove 210. Meanwhile, each of the inserting blocks 213 is embedded in the adjacent hair-plucking piece 21 Between the two inserts 213, to ensure that each of the plucking pieces 21 rotates synchronously. The first and second pieces of the hair piece 21 are single-sided structures.

With respect to the first embodiment, the main feature of the present embodiment is that the structure having the hair feeding groove 210 is more advantageous for the hair on the skin surface to enter the plucking gap between the two hair-plucking sheets 21.

In this embodiment, each of the faces of the plucking sheet 21 is provided with three concave portions 212 and three convex portions 211 which are staggered in the circumferential direction. On the first surface of the plucking sheet 21, three inner circumferential rows are arranged on the inner side of the three convex portions 211. Insert 213, on the second side of the plucking sheet 21, three inserts 213 arranged circumferentially are disposed inside the three convex portions 211; when installed, two adjacent plucking pieces 21 are oppositely mounted, and the convex portion 211 is in contact with the convex portion 211. The concave portion 212 is opposite to the concave portion 212 to form the hair feed groove 210. At the same time, each of the insert blocks 213 is embedded between the two insert blocks 213 of the adjacent hair-plucking pieces 21 to ensure the synchronous rotation of the respective hair-plucking pieces 21. The fourth embodiment of the present invention has the same basic structure and principle as that of the third embodiment. Referring to FIG. 8, the main difference is that the two ends of the convex portion 211 on each of the plucking pieces 21 are formed to facilitate the entry of hair into the hair feeding groove 210. The chamfer 2110 of the pinch gap. The chamfer 2110 can also be rounded, the main purpose of which is to facilitate the entry of hair in the hair trough 210 into the interprotrusion gap.

The above is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modification of the present invention by this concept should be in violation of the scope of protection of the present invention.

Industrial applicability

The plucking device with improved structure of the invention has the advantages of simple structure, practicality and convenience, is suitable for mass industrial production, and has good industrial applicability.

Claims

The plucking device of the present invention, comprising: a plucking assembly and a motor device for driving the spindle of the plucking assembly, wherein: the plucking assembly comprises an arcuate main shaft, and the main shaft is provided with at least two synchronizations The rotating flat cylindrical hair-plucking piece has a unitary structure, and a plucking gap is formed between the two plucking pieces, and the synchronously rotating flat cylindrical plucking piece pulls up the hair in the gap. The structure-improved plucking device according to claim 1, wherein: the central position of each of the plucking sheets forms a connecting portion, one side of the connecting portion is a convex spherical surface, and the other side is concave. In the incoming spherical surface, the main shaft passes through the center of each connecting portion, and a side surface of each of the plucking piece connecting portions is movably engaged with a side of the concave portion of the adjacent plucking piece connecting portion. The structure-improved plucking device according to claim 1 or 2, wherein: each of the sides of the plucking piece is provided with a convex portion and a concave portion for respectively on the other adjacent plucking piece The concave portion and the convex portion are correspondingly matched to realize synchronous rotation of each of the plucking pieces. The structure-improved plucking device according to claim 1 or 2, wherein each of the sides of the plucking piece is provided with two convex portions and two concave portions, and the convex portion and the concave portion are evenly distributed. The structure of the plucking device according to claim 1, wherein: the plucking assembly is mounted on a base, the base includes a base, a fixing seat fixed to one side of the base, a movable seat pivotally disposed on the other side of the base, the two ends of the main shaft are supported on the fixed seat and the movable seat, and the hair pulling pieces are sandwiched between the fixed seat and the movable seat, and another U-shaped elastic The rod has its two ends clamped toward each other from the fixed seat and the outer side of the movable seat. The structure of the plucking device according to claim 5, wherein: the two ends of the main shaft are fixedly connected to the fixing base and the movable seat, and the plucking pieces collectively form a plucking piece group, and the plucking piece group The two sides of the two sides are respectively provided with transmission connecting pieces, and each of the driving connecting pieces and the adjacent drawing pieces are synchronously rotated by the cooperation of the convex portions and the grooves, wherein one of the driving connecting pieces is fixedly connected with the final gear of the gear set of the motor device. . The structure-improved plucking device according to claim 6, wherein a thrust bearing is disposed between the connecting piece and the movable seat and the fixed seat. The structure-improved plucking device according to claim 1, wherein: the opposite faces between the respective plucking sheets are respectively provided with concave portions and convex portions which are staggered along the circumference, respectively located at adjacent two plucking sheets An indentation groove is formed between the two concave portions on the surface, and a bristle gap is formed between the two convex portions respectively on the opposite faces of the adjacent two hair-plucking pieces. The structure-improvised plucking device according to claim 8, wherein: the two ends of the convex portion on each of the plucking sheets form a chamfer for facilitating entry of hair in the hair feeding groove into the interlacing space. The structure of the plucking device according to claim 8, wherein: one side of each of the plucking pieces is respectively provided with a circumferentially arranged insert on the inner side of the convex portion, and the other side is respectively provided along the inner side of the concave portion. The circumferentially arranged inserts; two adjacent pieces of the plucking pieces are oppositely mounted during installation, and each of the blocks is embedded between the two blocks of the adjacent plucking pieces to ensure the simultaneous rotation of the plucking pieces.

A structurally improved hair clipper according to claim 10, wherein: said insert has a height slightly higher than a height of said bump.