CN210139421U

CN210139421U - Novel cambered surface type electric shaver

Info

Publication number: CN210139421U
Application number: CN201920974784.6U
Authority: CN
Inventors: 蒋孝富; 潘兆辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-03-13
Anticipated expiration: 2029-06-26

Abstract

The utility model provides a novel cambered surface formula electric shaver, including the blade, tool bit and drive mechanism, the tool bit includes the tool bit body, move the sword, the sword net with move the sword support, the tool bit body is the column structure, tool bit body and blade fixed connection, this internal chamber that holds that is provided with of tool bit, it is equipped with first opening in the cylinder department of tool bit body to hold the chamber, move the sword and move the sword support setting and hold the intracavity, the sword net is placed and is holding the intracavity and the net face portion of sword net exposes from the first opening part that holds the chamber, still include elastomeric element on moving the sword support, it establishes on moving the sword support and can float through elastomeric element to move the sword frame, be provided with the motor in the blade, the output shaft of motor is connected to moving the sword through drive mechanism, move the sword and do the lateral tangent rotary motion or the reciprocating type motion of circular arc with the net. The utility model discloses can improve the efficiency of shaving, alleviate the vibration, the noise reduction promotes and shaves and experiences the comfort level.

Description

Novel cambered surface type electric shaver

Technical Field

The utility model relates to a razor device field especially relates to a novel cambered surface formula electric shaver.

Background

At present, electric shavers in the market mainly have two structural forms, one is a spiral shaving structure with a round and planar shaving surface, and the other is a straight-line reciprocating shaving structure with a straight-strip shaving surface. The shaver with the first structure has the advantages that the area of the shaver net is generally smaller, the effective area contacting with the skin is small, the shaving time can be prolonged, the matching degree of the plane shaver net and the face contour of a human body is poor, and the shaving effectiveness is slightly poor; the shaver with the second structure adopts a linear reciprocating type cutter head motion structure, firstly, the shaver can generate larger vibration and noise, and secondly, the two ends of the cutter net receive insufficient supporting force of the cutter heads, so that the shaving area is mainly concentrated in the middle of the straight cutter net, and the shaving effectiveness is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and deficiencies of the prior art, the utility model aims to provide a novel cambered surface type electric shaver.

The novel cambered surface type electric shaver for realizing the purpose of the utility model comprises a shaver body, a shaver head and a transmission mechanism, wherein the shaver head comprises a shaver head body, a movable knife, a shaver net and a movable knife bracket, the utility model is characterized in that, the tool bit body is the columnar structure, tool bit body and blade fixed connection, this internal chamber that holds that is provided with of tool bit, it is equipped with first opening in the cylinder department of tool bit body to hold the chamber, move the sword and move the setting of sword support and holding the intracavity, the sword net is placed and is holding the intracavity and the wire side portion of sword net exposes from the first opening part that holds the chamber, move and still include elastomeric element on the sword support, move the sword frame and establish on moving the sword support and can float through elastomeric element, be provided with the motor in the blade, the output shaft of motor is connected to moving the sword through drive mechanism, move the sword and do the lateral tangential rotary motion or the reciprocating motion of circular arc with the wire side portion inboard of sword net.

Further, the lower tip department of tool bit body still is provided with swing joint's end cover, and the tool bit body passes through end cover and blade fixed connection, it is provided with the second opening to hold chamber in the lower terminal surface department that tool bit body and end cover are connected.

Further, the movable knife is of a cylindrical structure, rotary supporting bosses are arranged on the top end face and the bottom end face of the movable knife, a movable knife supporting portion is further arranged on the movable knife support, and the rotary supporting bosses are clamped and fixed on the movable knife supporting portion.

Furthermore, the movable knife supporting part is two cylinders which are arranged in a mirror image mode and extend out of the upper surface of the driven knife bracket.

Furthermore, a clamping groove is formed in the side wall of the bottom of the knife net, the knife net is fixed with the movable knife through the clamping groove, and the knife net can float along with the movable knife through the elastic component.

Further, the elastic component is one of a spring, an elastic sheet, an elastic rubber band or elastic cotton.

Furthermore, a cavity is arranged in the knife body, the motor is arranged in the cavity, and a connecting rod which is connected with the transmission mechanism in a matching mode is arranged on an output shaft of the motor.

Further, the first opening part of tool bit body in holding the chamber still is provided with and is used for carrying out spacing stop part to the sword net.

Further, the transmission mechanism is of a sectional type rod body structure.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the moving mode of the moving knife is a rotating motion or an arc reciprocating motion which is transversely tangent to the inner side of the net surface part of the knife net, so that the shaving contact surface can be increased and the overall noise can be reduced; (2) the cutter mesh and the movable cutter or the movable cutter can float on the movable cutter support, and when the cutter head shaves on the surface of the face, the cutter mesh can float in a proper and miniature manner to adapt to the change of the contour due to the fact that the contour of the face is varied, so that shaving experience is improved; (3) the knife net adopts an arc-surface net surface structure, so that the contact area with the face can be increased in the using process, and the knife net can be more attached to the contour of the face.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 these drawings without creative efforts.

Fig. 1 is an overall schematic diagram of an embodiment of the present invention;

fig. 2 is an exploded schematic view of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the invention;

FIG. 4 is an enlarged sectional view taken along line A-A of FIG. 3;

fig. 5 is an enlarged schematic view of a transmission mechanism in an embodiment of the present invention;

FIG. 6 is a schematic view of the relationship between the rotation of the movable blade and the blade mesh in an embodiment of the present invention;

fig. 7 is a schematic view illustrating the first rod and the second rod rotating in the embodiment of the present invention.

Description of reference numerals: 1. a cutter head; 2. a blade body; 3. a transmission mechanism; 11. a tool bit body; 12. moving a knife; 13. a knife net; 14. a movable knife bracket; 21. a motor; 22. a connecting rod; 131. a mesh surface portion; 132. a clamping groove; 141. a moving blade supporting part; 142. an elastic member; 112. an accommodating chamber; 113. a blocking portion; 114. guiding and clamping the ribs; 121. rotating the support boss; 111. an end cap; 1111. through the hole; 1112. an installation part; 31. a first rod body; 32. a second rod body; 311. a containing cavity; 321. a T-shaped head; 1411. a lobe; 23. and (6) touch control of the button.

Detailed Description

Referring to fig. 1 to 5, a novel cambered electric shaver includes a shaver head (1), a shaver body (2) and a transmission mechanism (3).

The cutter head (1) consists of a cutter head body (11), a movable cutter (12), a cutter mesh (13) and a movable cutter bracket (14). The tool bit body (11) is made of a plastic material through an injection molding process, the tool bit body (11) is integrally of a cylindrical structure, a containing cavity (112) is arranged in the tool bit body (11), the containing cavity (112) is arranged along the axial direction of a cylinder, the containing cavity (112) is provided with a first opening in the cylinder of the tool bit body, the first opening is rectangular, the tool bit body (11) is further provided with a blocking part (113) extending towards the inner side direction of the containing cavity (112) at the first opening of the containing cavity (112), and the blocking part (113) is thin-walled and is distributed at two sides of the first opening along the axial direction of the tool bit body (11); two symmetrical guide clamping ribs (114) are respectively arranged on two side walls of the cutter head body (11) close to the bottom of the accommodating cavity (112), and the direction of each guide clamping rib (114) is along the axial direction of a cylinder of the cutter head body (11).

Furthermore, an end cover (111) is further arranged at the lower end part of the cutter head body (11), the upper end part of the end cover (111) is movably connected with the movable cutter body (11) in a threaded twisting mode, a through hole (1111) is formed in the middle of the end cover (111), the through hole (1111) penetrates through the upper end face and the lower end face of the end cover (111), an installation part (1112) is arranged at the lower end part of the end cover (111), and the installation part (1112) is used for being connected and fixed with the cutter body (2). At the connecting part of the end cover (111) and the movable blade body (11), the accommodating cavity (112) is also provided with a second opening, and the accommodating cavity (112) is communicated with the through hole (1111) through the second opening.

The movable knife support (14) is made of rigid plastic materials, the bottom of the movable knife support is a flat plate, two opposite end portions of the flat plate are respectively provided with a movable knife supporting portion (141) in an upward extending mode, the movable knife supporting portions (141) are cylinders with two mirror image structures, two opposite cylindrical surfaces of the two cylinders are arc concave surface structure structures, the top ends of the two cylinders are further provided with convex angles (1411) extending inwards, the movable knife support (14) is further provided with an elastic component (142), in the embodiment, the elastic component (141) is a spring, the spring is placed between the two mirror image structures of the movable knife supporting portions (141), and the arc concave surfaces between the cylinders are utilized for wrapping and fixing.

The movable knife (12) is of a cylindrical structure, rotary supporting bosses (121) of a cylindrical structure are symmetrically arranged on the top end face and the bottom end face of the movable knife (12), and the rotary supporting bosses (121) are arranged on the axis of the movable knife (12) to keep balanced and stable rotation; the movable knife (12) is provided with a knife edge on the cylindrical surface, and the knife edge is used for shaving beards; the movable knife (12) is clamped and fixed on the movable knife supporting part (141) through the rotary supporting boss (121), the rotary supporting boss (121) is abutted against the upper end face of the elastic part (142), and the rotary supporting boss (121) is limited through a convex angle (1411) at the top end of a cylinder in the movable knife supporting part (141) and does not deviate from the movable knife supporting part (141).

The knife net (13) is made of a steel sheet through a cutting and stamping process, the knife net (13) is integrally of an inverted groove-shaped structure, the top of the knife net (13) is a net surface part (131) with an arc cylindrical surface structure, the radian of the net surface part (131) is the same as that of the cylindrical surface of the movable knife (12), and a knife edge for the passage of beard is arranged at the net surface part (131); the bottom of the knife net (13) is a groove-shaped wall surface formed by four side walls in an enclosing way, a groove-shaped opening is in a rectangular shape, two opposite shorter side walls of the knife net (13) are provided with clamping grooves (132), and the knife net (13) is clamped on the rotary supporting boss (121) of the movable knife (12) through the clamping grooves (132); through the structural design, the size of the internal space of the groove-shaped structure of the knife net (13) is larger than the outline size of the movable knife (12), so that the knife net (13) can wholly cover the movable knife (12) and cannot interfere with the movement of the movable knife (12).

When the tool bit (1) needs to be assembled, the rotary supporting boss (121) of the movable blade (12) is clamped between the columns of the movable blade supporting part (141) of the movable blade bracket (14), and then the blade net (13) is clamped on the rotary supporting boss (121) through the clamping tooth groove (132); furthermore, the combined body consisting of the movable knife (12), the movable knife bracket (14) and the knife net (13) is inserted into the accommodating cavity (112) from a second opening of the accommodating cavity (112) of the knife head body (11) and clamps a bottom flat plate of the movable knife bracket (14) through the guide clamping ribs (112), and finally, the end cover (111) is screwed into the lower end part of the knife head body (11) for fixing, so that the assembly can be completed. After the cutter head is assembled, the net surface part (132) of the cutter net (13) is exposed out of the first opening of the accommodating cavity (112), and the outline size structure surrounded by the blocking part (113) of the cutter head body (11) is smaller than the size structure of the bottom part of the cutter net (13) through structural design, so that the blocking part (113) can block the cutter net (13) and cannot fall out of the first opening of the accommodating cavity (112).

Furthermore, the transmission mechanism (3) is of a two-section rod body structure and is divided into a first rod body (31) and a second rod body (32), wherein one end of the first rod body (31) is provided with a containing cavity (311), and the side wall of the containing cavity (311) is provided with two symmetrical fixing holes; one end of the second rod body (32) is provided with a T-shaped head (321), the T-shaped head (321) of the second rod body (32) is placed in the containing cavity (311) of the first rod body (31), the two heads of the T-shaped head (321) are clamped on the two fixing holes of the containing cavity (311), and the size specification of the fixing holes is larger than that of the T-shaped head, so that the second rod body (32) and the first rod body (31) can perform winding movement deviating from the uniform axial line of the first rod body around the connecting part of the second rod body and the first rod body as a fulcrum, and the winding movement is shown in reference to fig. 7. The structure has the advantage that the second rod (32) and the first rod (31) can realize the transmission of the rotation energy even if the second rod and the first rod are not on the same axis. The ordinary skilled person in the art can also suitably improve, sets up the inclusion chamber in the one end of first body of rod (31), and the chamber type in inclusion chamber is spherical, and the one end of second body of rod (32) sets up a spherical head, then puts into the inclusion chamber of first body of rod (31) with the spherical head of second body of rod (32), makes both structural style that combine together, also belongs to the utility model discloses a scope of protection.

Furthermore, a cavity is arranged in the knife body (2), an opening is formed in the upper end face of the knife body (2) of the cavity, the outline size of the opening is matched with the outline size of the installation part (1112) on the end cover (111), a motor (21) is further arranged in the knife body (2), the motor (21) is fixed in the cavity, and a connecting rod (22) matched with the transmission mechanism (2) is arranged on an output shaft of the motor (21).

Furthermore, a touch button (23) is arranged on the surface of the knife body (2) and used for controlling the starting, stopping and rotating modes of the motor (21). The knife body (2) is also internally provided with a battery and a control circuit board, and the battery, the control circuit board, the touch button and the motor (21) are electrically connected.

When the cutter head (1), the cutter body (2) and the transmission mechanism (3) need to be assembled, the assembled cutter head (1) is taken out, one end of a second rod body (32) in the transmission mechanism (3) penetrates through a through hole (1111) in the end cover (111) and is connected to a rotary supporting boss (121) of the movable cutter (12), one end of a first rod body (31) in the transmission mechanism (3) penetrates through an opening of the upper end face of the cutter body (2) and is then connected to a connecting rod (22) on an output shaft of the motor (21), and finally, an installation part (1112) of the lower end part of the end cover (111) is inserted into an opening of a cavity of the upper end face of the cutter body (2) and is fixed. Through the structural design, the mounting part (1112) of the end cover (111) is inserted into the opening of the cavity of the knife body (2) to form interference tight fit. The person skilled in the art can also fix the end cap (111) and the blade (2) by screwing, which also belongs to the protection scope of the present invention.

When the electric shaver is used, when the net surface part (131) of the cutter net (13) moves on the face of a human body, due to the fact that the face contour fluctuates and the pressure applied by a user holding the shaver by hands is different, the face can apply intermittent pressure to the cutter net (13), the pressure is transmitted to the rotary supporting boss (121) of the movable cutter (12) through the clamping groove (132) in the cutter net (13) and is finally transmitted to the elastic part (142), the elastic part (142) can be compressed when receiving the pressure, and can automatically recover when the pressure disappears, so that the movable cutter (12) and the cutter net (13) are driven to float. In addition, the first rod body (31) and the second rod body (32) in the transmission mechanism (3) can perform the winding movement deviating from the uniform axial lead of the first rod body and the second rod body around the connecting part of the first rod body and the second rod body as a fulcrum, so when the movable knife (12) floats, the second rod body (32) connected with the movable knife (21) floats together, but the floating movement is not transmitted to the first rod body (31), and the motor (21) is not influenced to transmit the rotary kinetic energy to the movable knife (12).

Referring to fig. 6, the movable knife (12) is driven by the motor (21) to rotate 360 degrees or perform circular reciprocating motion with the rotation support boss (121) as the motion fulcrum, and the amplitude angle during the circular reciprocating motion is about 3 degrees. Because the radian of the net surface part (131) of the knife net (13) is the same as that of the periphery of the movable knife, the knife edge on the cylindrical surface of the movable knife (12) is attached to the inner side surface of the net surface part (131) during rotation or reciprocating motion, and the motion direction is tangent to the net surface part (131).

The floating structure of the movable knife (12) and the knife net (13) can prevent a user from being too stiff in the shaving process, and the shaving comfort level is improved.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a novel cambered surface formula electric shaver, including the blade, tool bit and drive mechanism, the tool bit includes the tool bit body, move the sword, the sword net with move the sword support, a serial communication port, the tool bit body is the columnar structure, tool bit body and blade fixed connection, this internal chamber that holds that is provided with of tool bit, it is equipped with first opening in the cylinder department of tool bit body to hold the chamber, move the sword and move the sword support setting and hold the intracavity, the sword net is placed and is holding the intracavity and the net face portion of sword net exposes from the first opening part that holds the chamber, move and still include elastomeric element on the sword support, it establishes on moving the sword support and can float through elastomeric element to move the sword, be provided with the motor in the blade, the output shaft of motor is connected to moving the sword through drive mechanism, move the sword and do rotary motion or the reciprocating motion of circular arc with the inboard tangent of net.

2. The novel cambered surface type electric shaver as claimed in claim 1, wherein an end cap is further provided at the lower end of the shaver head body for movable connection, the shaver head body is fixedly connected with the shaver body through the end cap, and the accommodating cavity is provided with a second opening at the lower end surface where the shaver head body is connected with the end cap.

3. The novel cambered surface type electric shaver as claimed in claim 1, wherein the movable blade is of a cylindrical structure, rotary supporting bosses are arranged at the top end surface and the bottom end surface of the movable blade, the movable blade support is further provided with a movable blade supporting part, and the rotary supporting bosses are clamped and fixed on the movable blade supporting part.

4. The novel cambered surface type electric shaver as claimed in claim 3, wherein the moving blade supporting part is two mirror-image arranged columns extending from the upper surface of the moving blade bracket.

5. The novel cambered surface type electric shaver as claimed in claim 1, wherein a retaining groove is formed at the bottom side wall of the blade net, the blade net is fixed with the movable blade through the retaining groove, and the blade net can float along with the movable blade through the elastic component.

6. The new cambered surface type electric shaver as set forth in claim 1, wherein said elastic member is one of a spring, a spring plate, an elastic rubber band or an elastic cotton.

7. The novel cambered surface type electric shaver as claimed in claim 1, wherein a cavity is provided in the shaver body, the motor is provided in the cavity, and a connecting rod which is connected with the transmission mechanism in a matching manner is provided on an output shaft of the motor.

8. The novel cambered surface type electric shaver according to claim 1, wherein the cutter head body is further provided with a blocking portion for limiting the cutter mesh at the first opening of the accommodating cavity.

9. The new cambered surface type electric shaver according to claim 1, wherein said transmission mechanism is a segmented rod structure.