CN111376317A

CN111376317A - Magnetic transmission type shaver

Info

Publication number: CN111376317A
Application number: CN201811615584.8A
Authority: CN
Inventors: 孟凡迪; 邱云峰
Original assignee: Soocare Shenzhen Technology Co Ltd
Current assignee: Soocare Shenzhen Technology Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-07-07
Also published as: WO2020133860A1

Abstract

The invention provides a magnetic transmission type shaver, which comprises a shaver head, a shaver body and a magnetic driving mechanism, wherein the shaver head comprises a shaver head seat and a cutting unit, the shaver head seat is internally provided with the driving mechanism, the shaver body comprises a machine shell and a power source arranged in the machine shell, a plurality of floating shafts capable of elastically stretching and retracting are arranged on the shaver body, one end of each floating shaft is connected with the machine shell, the other end of each floating shaft is connected with the shaver head seat, and the magnetic driving mechanism comprises a magnetic driving piece arranged in the shaver head seat and a magnetic piece for driving the magnetic driving piece to rotate. According to the invention, the magnetic driving mechanism is arranged to transmit power of the power source to the transmission mechanism of the cutter head, so that the machine body can be better sealed, and the waterproof effect is improved; and use the floating shaft to link to each other tool bit seat and casing, can float the tool bit and support on the casing to the tool bit can be 360 degrees swings on the casing, promotes the follow-up nature of tool bit, and then the cutting unit swing of the tool bit of being convenient for, promotes cutting unit skin nature, promotes user experience.

Description

Magnetic transmission type shaver

Technical Field

The invention belongs to the field of shavers, and particularly relates to a magnetic transmission type shaver.

Background

The shaver generally comprises a shaver head and a shaver body, wherein the shaver head generally comprises a shaver head seat and a cutting unit arranged on the shaver head seat, a transmission shaft and a transmission mechanism for connecting the transmission shaft and the cutting unit are generally arranged on the shaver head seat, the shaver body generally comprises a machine shell and a power source arranged in the machine shell, and a driving shaft is arranged on the power source; when the cutter head seat is arranged on the machine shell, the driving shaft is connected with the transmission shaft, and further when the power source drives the driving shaft to rotate, the transmission shaft is driven to transmit, and the cutting unit is driven by the transmission mechanism to shave. The current shaver generally connects the cutter head seat with the machine shell of the machine body by welding, bonding or integral forming, so as to connect the cutter head with the machine body. For shaving comfort, the cutting unit is typically floatingly mounted on the head base to make the cutting unit more conformable to the skin. However, since the position of the head base is limited, the floating angle and distance of the cutting unit are small, and when the shaver needs to be moved according to the skin during shaving, the skin-contacting performance of the cutting unit is affected, and the user experience is affected.

Disclosure of Invention

The invention aims to provide a magnetic transmission type shaver, and solves the problem that the skin attaching performance of a cutting unit is influenced and the user experience is influenced when the shaver needs to be moved according to skin during shaving in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a magnetic drive formula razor, includes tool bit and fuselage, the tool bit includes tool bit seat and sets up cutting unit on the tool bit seat, install in the tool bit seat and connect cutting unit's transmission shaft and drive transmission shaft pivoted drive mechanism, the fuselage includes the casing and install in power supply in the casing, but install a plurality of elastic expansion's floating axle on the fuselage, each the one end of floating axle with the casing links to each other, each the other end of floating axle with the tool bit seat links to each other, magnetic drive formula razor still includes magnetic drive mechanism, magnetic drive mechanism including install in magnetic drive spare in the tool bit seat with be used for providing magnetic force and quilt the power supply drive rotates with the drive magnetic drive spare of magnetic drive spare pivoted, magnetic drive spare with drive mechanism links to each other.

Furthermore, the magnetic driving part is a conductive disc, the conductive disc is rotatably mounted in the tool bit seat, the transmission mechanism is connected with the conductive disc, the magnetic part comprises a plurality of first magnets arranged in an annular array, N, S magnetic poles of the first magnets are arranged along the axial direction of the magnetic part, and the polarities of the adjacent two first magnets are opposite.

Further, the magnetic driving piece is a magnetic piece which is magnetically attracted with the magnetic piece.

Furthermore, one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a shape of an inwardly concave spherical groove, and one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a shape of an outwardly convex spherical body; or one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical body shape protruding outwards, and one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical groove shape recessed inwards.

Furthermore, the magnetic member comprises a plurality of first magnets arranged in an annular array, the N, S magnetic pole of each first magnet is arranged along the axial direction of the magnetic member, and the polarities of two adjacent first magnets are opposite; the magnetic driving piece comprises a plurality of second magnets arranged in an annular array, N, S magnetic poles of the second magnets are arranged along the axial direction of the magnetic driving piece, and the polarities of the two adjacent second magnets are opposite.

Furthermore, the magnetic driving part also comprises a fixed frame, and each second magnet is arranged on the fixed frame.

Further, each of the first magnets is a one-way magnet.

Furthermore, a plurality of the first magnets are sequentially connected to form a ring shape.

Furthermore, the magnetic member further comprises a support frame, and each first magnet is mounted on the support frame.

Furthermore, the magnetic transmission type shaver further comprises a supporting spherical hinge for supporting the tool bit seat on the machine shell, one end of the supporting spherical hinge is connected with the bottom of the tool bit seat, and the other end of the supporting spherical hinge is connected with the top of the machine shell.

Furthermore, the support spherical hinge comprises a spherical seat and a spherical groove seat matched with the spherical seat, one surface, close to the spherical groove seat, of the spherical seat is in a spherical shape protruding outwards, one surface, close to the spherical seat, of the spherical groove seat is in a spherical groove shape recessed inwards, the spherical seat is arranged in the spherical groove seat, and the spherical seat and the spherical groove seat respectively form two ends of the support spherical hinge.

Further, the ball seat is connected with the bottom of the tool bit seat, and the ball groove seat is connected with the top of the machine shell.

Further, the ball seat and the tool bit seat are integrally formed, or/and the ball groove seat and the machine shell are integrally formed.

Further, the ball groove seat is connected with the bottom of the tool bit seat, and the ball seat is connected with the top of the machine shell.

Further, the ball groove seat and the tool bit seat are integrally formed, or/and the ball seat and the machine shell are integrally formed.

Further, a plurality of floating shafts are arranged around the supporting spherical hinge.

Furthermore, a connecting column is arranged on the magnetic driving piece in a protruding mode, and the transmission mechanism is connected with the connecting column.

Furthermore, each floating shaft comprises an elastic telescopic rod, each elastic telescopic rod comprises a connecting rod connected with the top of the machine shell and a first spring connected with the connecting rod, a first hole for the connecting rod to penetrate through is formed in the bottom of the tool bit seat, a connecting seat is arranged in the tool bit seat, and one end, far away from the connecting rod, of the first spring is connected with the connecting seat.

Furthermore, the elastic telescopic rod further comprises screws, each first spring is mounted on a nut of each screw, and the screws are mounted on the connecting rods.

Furthermore, the casing comprises a machine body, a support plate arranged on the machine body and a cover shell covering the machine body, a second opening through which the connecting rod passes is formed in the cover shell, and a support for supporting the connecting rod is arranged on the support plate.

Further, each floating shaft further comprises a second spring, the second spring is connected with one end, far away from the first spring, of the connecting rod, and the second spring is placed in the support.

Furthermore, at least one end of the elastic telescopic rod is provided with a connecting spherical hinge, or at least one end of the elastic telescopic rod is provided with an elastic rubber pad.

The magnetic transmission type shaver provided by the invention has the beneficial effects that: compared with the prior art, the transmission mechanism is provided with the magnetic driving mechanism to transmit power of the power source to the cutter head, and a main shaft is not needed for connection, so that the machine body can be better sealed, and the waterproof effect is improved; and use the floating shaft to link to each other tool bit seat and casing, can float the tool bit and support on the casing to the tool bit can be 360 degrees swings on the casing, promotes the follow-up nature of tool bit, and then the cutting unit swing of the tool bit of being convenient for, promotes cutting unit skin nature, promotes user experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a magnetic transmission type shaver according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the magnetically driven shaver of FIG. 1;

FIG. 3 is an enlarged schematic view of a portion of the structure of FIG. 2;

FIG. 4 is an exploded view of the top structure of the body of the magnetic shaver of FIG. 2;

FIG. 5 is an exploded view of the cutter head of the magnetic shaver of FIG. 2;

FIG. 6 is a schematic structural view of the transmission mechanism of FIG. 5;

FIG. 7 is a schematic view of a main magnetic actuator of the magnetic shaver of FIG. 2;

FIG. 8 is a schematic view of the floating shaft of the magnetically actuated shaver of FIG. 2;

fig. 9 is an exploded view of the floating shaft of fig. 8.

Fig. 10 is a schematic structural view of a floating shaft in a magnetic transmission type shaver according to a second embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a floating shaft in a magnetic transmission type shaver according to a third embodiment of the present invention.

Fig. 12 is a schematic structural view of a floating shaft in a magnetic transmission type shaver according to a fourth embodiment of the present invention.

Fig. 13 is a schematic cross-sectional view illustrating a partial structure of a magnetic transmission type shaver according to a fifth embodiment of the present invention.

Fig. 14 is a schematic cross-sectional view illustrating a partial structure of a magnetic transmission type shaver according to a sixth embodiment of the present invention.

Fig. 15 is a schematic structural view of a magnetic driving mechanism in a magnetic transmission type shaver according to a seventh embodiment of the present invention.

Fig. 16 is a schematic structural diagram of a magnetic driving mechanism in a magnetic transmission type shaver according to an eighth embodiment of the present invention.

Fig. 17 is a first schematic structural diagram of a magnetic driving mechanism in a magnetic driving type shaver according to a ninth embodiment of the present invention;

fig. 18 is a second schematic structural diagram of a magnetic driving mechanism in a magnetic transmission type shaver according to a ninth embodiment of the present invention.

Wherein, in the drawings, the reference numerals are mainly as follows:

100-magnetic drive type shaver;

10-a cutter head; 11-a cutting unit; 12-a tool tip holder; 121 — a first opening; 124-a containing groove; 125-positioning the shaft; 13-a drive shaft; 14-a connecting seat;

20-a transmission mechanism; 21-an active magnetic ring; 211-a first magnet unit; 22-a driven magnetic ring; 221-a second magnet unit;

30-a fuselage; 31-a power source; 32-a housing; 321-body; 322-cover shell; 3221-a second opening; 323-a support plate; 3231-support; 33-a drive shaft; 34-a set of drive teeth; 341-a drive gear; 342-a driven gear; 35-a sealing seat;

40-a magnetic drive mechanism; 41-a magnetic member; 411-a first magnet; 412-a support frame; 42-a magnetic drive; 420-positioning holes; 421-a second magnet; 422-a fixing frame; 43-connecting column;

50-a floating shaft; 51-an elastic telescopic rod; 511-connecting rod; 5111-Ring Table; 512-a first spring; 513-screws; 521-a sliding sleeve; 5211-a stop ring; 522-a plunger; 5221-boss; 523-a push spring; 524-base; 525-baffle ring; 55-a second spring; 56-connecting a spherical hinge; 561-sphere; 562-a mounting seat; 563-gland; 57-elastic rubber cushion;

60-supporting the spherical hinge; 61-a sphere seat; 62-ball groove seat.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The first embodiment is as follows:

referring to fig. 1 to 9, a magnetic transmission type shaver 100 according to the present invention will now be described. The magnetic transmission type shaver 100 comprises a shaver head 10, a shaver body 30 and a magnetic driving mechanism 40; the tool head 10 includes a tool head holder 12 and a cutting unit 11, and the cutting unit 11 is disposed on the tool head holder 12 to support the cutting unit 11 through the tool head holder 12. The head base 12 is provided with a transmission shaft 13 and a transmission mechanism 20 for driving the transmission shaft 13 to rotate, and the transmission shaft 13 is connected to the cutting unit 11 to drive the cutting unit 11 to rotate through the transmission shaft 13, so that the cutting unit 11 shaves. The body 30 includes a housing 32 and a power source 31, and the power source 31 is installed in the housing 32, and the power source 31 is supported and protected by the housing 32. The power source 31 may be a coreless motor to reduce weight. Of course, the power source 31 may also be a reduction motor, a servo motor, or the like. The magnetic driving mechanism 40 includes a magnetic driving member 42 and a magnetic member 41, the magnetic driving member 42 is installed in the tool bit seat 12, the magnetic driving member 42 is connected to the transmission mechanism 20, the power source 31 drives the magnetic member 41 to rotate, and the magnetic member 41 provides magnetic force, so that the magnetic member 41 drives the magnetic driving member 42 to rotate. When in use, the power source 31 drives the magnetic member 41 to rotate, so that the magnetic driving member 42 is driven to rotate by the magnetic member 41, and the magnetic driving member 42 drives the transmission shaft 13 to rotate through the transmission mechanism 20, thereby driving the cutting unit 11 to rotate; this structure passes through magnetic drive, need not the main shaft, not only can the noise reduction, moreover can be better seal fuselage 30, improve waterproof performance. The machine body 30 is provided with a plurality of floating shafts 50, each floating shaft 50 can elastically stretch and retract, one end of each floating shaft 50 is connected with the machine shell 32, and the other end of each floating shaft 50 is connected with the tool bit seat 12, so that the tool bit seat 12 is supported on the machine body 30 through the floating shafts 50, and each floating shaft 50 can elastically stretch and retract, so that the tool bit seat 12 can swing on the machine body 30 in all directions, the tool bit 10 can swing on the machine body 30 by 360 degrees, the tool bit 10 can swing along with the machine body, and the user experience is improved.

Compared with the prior art, the magnetic transmission type shaver 100 provided by the invention has the advantages that the magnetic driving mechanism 40 is arranged to transmit the power of the power source 31 to the transmission mechanism 20 of the shaver head 10, so that the connection of a main shaft is not needed, the shaver body 30 can be better sealed, and the waterproof effect is improved; the floating shaft 50 is used for connecting the tool bit seat 12 with the machine shell 32, and the tool bit 10 can be supported on the machine shell 32 in a floating mode, so that the tool bit 10 can swing on the machine shell 32 by 360 degrees, the following property of the tool bit 10 is improved, the cutting unit 11 of the tool bit 10 can swing conveniently, the skin attaching performance of the cutting unit 11 is improved, and the user experience is improved.

Further, referring to fig. 1 to 3, as an embodiment of the magnetic driven shaver 100 provided by the present invention, the cutter head 10 is spaced from the shaver body 30, that is, the bottom of the cutter head base 12 is spaced from the top of the shaver shell 32, so that the cutter head 10 can better float on the shaver body 30 and swing 360 degrees. And the structure can facilitate the water to flow out of the tool bit seat 12 when water washing is carried out.

Further, referring to fig. 1 to fig. 3, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the magnetic transmission type shaver 100 further includes a flexible sleeve (not shown in the figure), two ends of the flexible sleeve are respectively connected to the body 30 and the shaver head 10, that is, two ends of the flexible sleeve are respectively connected to the top of the housing 32 and the bottom of the shaver head seat 12, so as to shield each floating shaft 50, thereby playing a role of protection.

Further, referring to fig. 4 to fig. 7, as an embodiment of the magnetic driving type shaver 100 provided by the present invention, the magnetic driving element 42 is a conductive disc, the conductive disc is rotatably installed in the head seat 12, and the driving mechanism 20 is connected to the conductive disc. The magnetic member 41 includes a plurality of first magnets 411 arranged in an annular array, wherein N, S magnetic poles of each first magnet 411 are arranged along the axial direction of the magnetic member 41, and the polarities of two adjacent first magnets 411 are opposite. The conductive disc is used as the magnetic driving part 42, so that the processing and the manufacturing are convenient, the installation is convenient, and meanwhile, when the magnetic part 41 rotates, eddy current can be formed in the conductive disc, so that the conductive disc is driven to rotate through electromagnetism, and then the transmission mechanism 20 is driven to rotate through the conductive disc. In addition, the conductive disc is also provided to facilitate connection to the actuator 20.

Further, referring to fig. 5 to fig. 6, as a specific embodiment of the magnetic transmission type shaver 100 provided by the present invention, the transmission mechanism 20 includes a driving magnetic ring 21 and a driven magnetic ring 22, the driven magnetic ring 22 is disposed at a side of the driving magnetic ring 21, the driving magnetic ring 21 is connected to the magnetic driving member 42, so as to drive the driving magnetic ring 21 to rotate through the magnetic driving member 42; the driving magnet ring 21 includes a plurality of first magnet units 211, wherein N, S magnetic poles of each first magnet unit 211 are distributed along the radial direction of the driving magnet ring 21, and the magnetic poles of two adjacent first magnet units 211 are oppositely arranged. The driven magnetic ring 22 is connected with the transmission shaft 13. The driven magnetic ring 22 comprises a plurality of second magnet units 221, wherein N, S magnetic poles of each second magnet unit 221 are distributed along the radial direction of the driven magnetic ring 22, and the magnetic poles of two adjacent second magnet units 221 are arranged oppositely. Therefore, when the magnetic driving member 42 drives the driving magnetic ring 21 to rotate, the driven magnetic ring 22 is driven to rotate due to the use of the magnetic force, and the transmission shaft 13 is driven to rotate. The driving magnetic ring 21 is used for driving the driven magnetic ring 22 to rotate, so that friction can be reduced, and noise can be reduced. Of course, in other embodiments, the transmission mechanism 20 may be a gear set, and the transmission shaft 13 and the magnetic driving member 42 are connected through the gear set.

Further, referring to fig. 5 to fig. 6, as a specific embodiment of the magnetic transmission type shaver 100 provided by the present invention, the driving magnetic ring 21 and the driven magnetic ring 22 are disposed at an interval, that is, an air gap is formed between the driving magnetic ring 21 and the driven magnetic ring 22 to reduce friction; the smaller the air gap is, the larger the torque between the driving magnetic ring 21 and the driven magnetic ring 22 is.

Further, referring to fig. 5 to fig. 6, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the driving magnetic ring 21 and the driven magnetic ring 22 have the same structure, so as to facilitate the manufacturing and reduce the cost.

Further, referring to fig. 5 to fig. 6, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, there are three cutting units 11, correspondingly, there are three transmission shafts 13 and three driven magnetic rings 22, and the three driven magnetic rings 22 are distributed in the circumferential direction of the driving magnetic ring 21 in an annular array. In other embodiments, there may be two cutting units 11, and accordingly, there are two driving shafts 13 and two driven magnetic rings 22, and the two driven magnetic rings 22 are distributed in a circular array around the driving magnetic ring 21. In some embodiments, the number of the cutting units 11 may also be four or five, and accordingly, the number of the transmission shafts 13 and the number of the driven magnetic rings 22 correspond to that of the cutting units 11 one by one, and the plurality of driven magnetic rings 22 are distributed in a circular array around the driving magnetic ring 21.

Further, referring to fig. 5 to 6, as an embodiment of the magnetic driving shaver 100 provided by the present invention, a connection post 43 is convexly disposed on the magnetic driving element 42, and the driving mechanism 20 is connected to the connection post 43, so as to connect the magnetic driving element 42 to the driving magnetic ring 21. Specifically, in the present embodiment, the conductive pad is provided with a connection post 43, and the connection post 43 is inserted into the active magnetic ring 21 to connect the conductive pad and the active magnetic ring 21.

Further, referring to fig. 4, fig. 5 and fig. 7, as an embodiment of the magnetic driven shaver 100 according to the present invention, each of the first magnets 411 is a one-way magnet to increase the magnetism of the magnetic member 41, so as to better drive the magnetic driving member 42 in the tool bit holder 12 to rotate.

Further, referring to fig. 4, 5 and 7, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, a plurality of first magnets 411 are sequentially connected to form a ring shape so as to be rotatably installed in the housing 32.

Further, referring to fig. 2, fig. 4 and fig. 5, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, a transmission gear set 34 and a driving shaft 33 are installed in the housing 32, the transmission gear set 34 includes a driving gear 341 and a driven gear 342, the driving gear 341 is connected to the power source 31, the driven gear 342 is engaged with the driving gear 341, the driven gear 342 is sleeved on the driving shaft 33, and the driving shaft 33 is connected to the magnetic member 41. The transmission gear set 34 is arranged, so that speed reduction, torque adjustment and torque increase can be realized. Meanwhile, the structure is convenient for installing and arranging the magnetic piece 41. Of course, in other embodiments, the magnetic member 41 may be directly connected to the output shaft of the power source 31.

Further, referring to fig. 2 to 9, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, each floating shaft 50 includes an elastic telescopic rod 51, the elastic telescopic rod 51 is used as the floating shaft 50, two ends of the elastic telescopic rod 51 are respectively connected to the chassis 32 and the head seat 12, and the length of each floating shaft 50 is changed to realize the swing and floating adjustment of the cutter head 10.

Further, referring to fig. 3 to 5 and fig. 8 and 9, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the elastic telescopic rod 51 includes a connecting rod 511 and a first spring 512, the first elasticity is connected to one end of the connecting rod 511, the other end of the connecting rod 511 is connected to the top of the housing 32, the bottom of the cutter head base 12 is provided with a first opening 121, one end of each connecting rod 511 passes through the corresponding first opening 121, the cutter head base 12 is provided with a connecting base 14, and one end of the first spring 512 away from the connecting rod 511 is connected to the connecting base 14. The first spring 512 is arranged, so that elastic expansion and contraction of the floating shaft 50 can be realized, and the connecting rod 511 can swing, so that the tool bit seat 12 can swing more flexibly when being subjected to the action of abutting pressure; and when the cutter head seat 12 is not acted by external abutting pressure, the structure enables each floating shaft 50 to reset and axially center through the elastic resetting action of each first spring 512, and further enables the cutter head 10 to reset. And the connecting seat 14 is arranged in the cutter head seat 12, so that the first spring 512 can be better supported and connected.

Further, in the present embodiment, the connecting seat 14 is ring-shaped to position the first spring 512. In other embodiments, connecting section 14 may also be cylindrical and may also be positioned and connected to first spring 512.

Further, referring to fig. 3 to 5, 8 and 9, as an embodiment of the magnetic shaver 100 according to the present invention, the elastic telescopic rod 51 further includes screws 513, each of the first springs 512 is mounted on a nut of the screw 513, and the screw 513 is mounted on the connecting rod 511. A screw 513 is provided to facilitate connection with the connection rod 511, and in use, the connection rod 511 can be inserted into the head mount 12 through the first opening 121, and the screw 513 is connected with the connection rod 511 to prevent the connection rod 511 from falling out of the head mount 12.

Further, referring to fig. 2 to 5, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the housing 32 includes a body 321, a support plate 323, and a cover 322, the cover 322 covers the body 321, the support plate 323 is mounted on the body 321, the cover 322 is provided with a second opening 3221, the support plate 323 is provided with a support 3231, and the other end of the connecting rod 511 of the floating shaft 50 passes through the second opening 3221 to be connected with the support 3231, so as to support the connecting rod 511 through the support plate 323. The support plate 323 is provided to increase the strength of the housing 32 and to better support the connection rod 511. In other embodiments, the connection rod 511 is also directly connected to the cover shell 322, and this structure does not require an opening on the cover shell 322, so that the cover shell 322 can better seal the body 321 and better protect it from water.

Further, referring to fig. 2 to 5, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the support plate 323 is provided with a shaft hole (not shown), and the driving shaft 33 passes through the shaft hole to connect to the magnetic member 41.

Further, referring to fig. 2 to 5, as an embodiment of the magnetic transmission type shaver 100 provided by the present invention, the supporting plate 323 is provided with the sealing seat 35, the magnetic member 41 is mounted on the sealing seat 35, and the sealing seat 35 is connected to the driving shaft 33, so as to achieve a good sealing effect and improve the waterproof performance.

Further, referring to fig. 3 to 5, 8 and 9, as an embodiment of the magnetic shaver 100 according to the present invention, each floating shaft 50 further includes a second spring 55, the second spring 55 is connected to an end of the connecting rod 511 away from the first spring 512, and the second spring 55 is disposed in the support 3231. The second spring 55 is provided to increase the elastic expansion and contraction capacity of the floating shaft 50 and to facilitate the swing of the connecting rod 511, and thus the swing of the cutter head 10.

Further, referring to fig. 3 to 5, 8 and 9, as an embodiment of the magnetic shaver 100 according to the present invention, an annular platform 5111 is protruded from an end of the connection rod 511 away from the first spring 512, so that the connection rod 511 can be prevented from falling off the second opening 3221 when the connection rod 511 is inserted through the second opening 3221. Further, this structure also facilitates supporting the second spring 55.

Further, referring to fig. 1, 4, 5 and 8, as an embodiment of the magnetic shaver 100 of the present invention, there are three floating shafts 50, and the three floating rods are arranged in an annular array around the axial direction of the magnetic driving member 42. To provide good support of the cutter head 10 on the body 30. In other embodiments, the floating shafts 50 may be four, five, etc.

Further, referring to fig. 1, fig. 4, fig. 5 and fig. 8, as an embodiment of the magnetic shaver 100 according to the present invention, the bottom of the shaver head seat 12 is provided with a receiving groove 124, and the magnetic driving member 42 is mounted in the receiving groove 124, so as to mount and position the magnetic driving member 42.

Further, referring to fig. 1, fig. 4, fig. 5 and fig. 8, as an embodiment of the magnetic-driven shaver 100 provided by the present invention, a positioning shaft 125 is disposed in the accommodating groove 124, and a positioning hole 420 is correspondingly disposed at the bottom of the magnetic driving member 42 for positioning the magnetic driving member 42, so that the magnetic driving member 42 can rotate in the accommodating groove 124.

Example two:

referring to fig. 1 and 10 together, the difference between the magnetic shaver 100 of the present embodiment and the magnetic shaver of the first embodiment is:

the floating shaft 50 comprises an elastic telescopic rod 51, one end of the elastic telescopic rod 51 is provided with a connecting spherical hinge 56, the elastic telescopic rod 51 is connected with the machine shell 32, and the connecting spherical hinge 56 is connected with the tool bit seat 12. One end of the elastic telescopic rod 51 is provided with a connecting spherical hinge 56, so that the cutter head 10 can swing when the elastic telescopic rod is pressed against the cutter head 10; when the external force disappears, the connecting spherical hinge 56 can be freely centered and reset due to the resetting action of the elastic telescopic rods 51.

Further, the elastic telescopic rod 51 comprises a sliding sleeve 521, a plunger 522 slidably inserted into the sliding sleeve 521, and an ejector spring 523 installed in the sliding sleeve 521, wherein the plunger 522 is connected to the ejector spring 523. The plunger 522 is connected to the connecting ball joint 56. So that the plunger 522 can elastically slide in the sliding sleeve 521 to perform an elastic expansion and contraction function.

Furthermore, a boss 5221 is protruded from the plug 522 along the radial direction of the plug 522, and a stop ring 5211 is extended inward from one end of the sliding sleeve 521, so that the boss 5221 prevents the plug 522 from falling off from the sliding sleeve 521.

Further, a base 524 is installed at the other end of the sliding sleeve 521 to prevent the ejector spring 523 from falling off from the sliding sleeve 521.

Further, the connecting spherical hinge 56 includes a spherical body 561 connected to the plunger 522, a mounting seat 562, and a pressing cover 563; the pressing cover 563 is connected to the mounting seat 562, and the pressing cover 563 and the mounting seat 562 surround a spherical cavity for accommodating the sphere 561, so as to accommodate the sphere 561, which is convenient for the sphere 561 to rotate in the spherical cavity.

Other structures of the magnetic shaver 100 of the present embodiment are the same as those of the magnetic shaver of the first embodiment, and are not described herein again.

Example three:

referring to fig. 1 and fig. 11, the difference between the magnetic shaver 100 of the present embodiment and the magnetic shaver of the second embodiment is:

at least one end of the elastic expansion link 51 is mounted with an elastic rubber pad 57. The other end of the elastic telescopic rod 51 is provided with an elastic rubber pad 57, the elastic rubber pad 57 is used elastically, so that the elastic telescopic rod 51 can swing conveniently, and the tool bit 10 can swing conveniently when the tool bit 10 is pressed; when the external force disappears, the elastic telescopic rods 51 and the elastic rubber pads 57 can be freely centered and reset due to the resetting effect. In other embodiments, both ends of the elastic telescopic rod 51 can be provided with elastic rubber pads 57, so that the tool bit holder 12 can swing more flexibly.

Further, an elastic rubber pad 57 is connected to the plunger 522. In other embodiments, the elastic pad 57 may be connected to the base 524.

Other structures of the magnetic shaver 100 of the present embodiment are the same as those of the magnetic shaver of the second embodiment, and are not described herein again.

Example four:

referring to fig. 1 and 12, the difference between the magnetic shaver 100 of the present embodiment and the magnetic shaver of the second embodiment is:

the two ends of the elastic telescopic rod 51 are both arranged on the connecting spherical hinge 56, so that the two ends of the floating shaft 50 can swing more flexibly, and the tool bit 10 can swing flexibly when in use.

Further, the elastic telescopic rod 51 comprises a sliding sleeve 521, two insertion rods 522 respectively inserted into two ends of the sliding sleeve 521 in a sliding manner, and a pushing spring 523 installed in the sliding sleeve 521, wherein the two insertion rods 522 are connected with two ends of the pushing spring 523. Each plunger 522 is connected to a respective connecting ball joint 56. So that the plunger 522 can elastically slide in the sliding sleeve 521 to perform an elastic expansion and contraction function.

Further, the sliding sleeve 521 is provided with a stop ring 525 at each end thereof to stop the boss 5221 on the plunger 522 and prevent the plunger 522 from falling off from the sliding sleeve 521.

Example five:

referring to fig. 13, the difference between the magnetic shaver of the present embodiment and the magnetic shaver of the first embodiment is:

the magnetic transmission type shaver further includes a support ball hinge 60, one end of the support ball hinge 60 is connected to the bottom of the head seat 12, and the other end of the support ball hinge 60 is connected to the top of the housing 32, so that the head seat 12 is supported on the housing 32 through the support ball hinge 60. The supporting ball joint 60 not only enables the tool bit holder 12 to be more stably supported on the machine shell 32, but also facilitates the tool bit holder 12 to swing on the machine shell 32 for 360 degrees.

Further, a plurality of floating shafts 50 are disposed around the supporting ball joint 60, so that when an external force is applied to the tool tip seat 12, the tool tip seat 12 can swing on the housing 32, and when the external force disappears, the tool tip seat 12 is restored by the elastic action of the floating shafts 50.

Further, the supporting spherical hinge 60 comprises a spherical seat 61 and a spherical groove seat 62, the spherical groove seat 62 is matched with the spherical seat 61, one surface of the spherical seat 61, which is close to the spherical groove seat 62, is in a spherical shape protruding outwards, one surface of the spherical groove seat 62, which is close to the spherical seat 61, is in a spherical groove shape recessed inwards, the spherical seat 61 is arranged in the spherical groove seat 62, so that the spherical groove seat 62 can support the spherical seat 61, and the spherical seat 61 can swing relative to the spherical groove seat 62; the spherical seat 61 and the spherical groove seat 62 respectively form two ends for supporting the spherical hinge 60; the structure can be conveniently assembled. Of course, in other embodiments, other spherical hinge configurations may be used for the support spherical hinge 60.

Further, the ball seat 61 is connected to the bottom of the tool bit seat 12, and the ball groove seat 62 is connected to the top of the casing 32, so that when the ball seat 61 is placed in the ball groove seat 62, the casing 32 can better support the tool bit seat 12.

Further, in the present embodiment, the ball seat 61 and the tool tip seat 12 are integrally formed, so as to facilitate processing and manufacturing, ensure that the ball seat 61 and the tool tip seat 12 are firmly connected, and increase the strength of the tool tip seat 12. In other embodiments, the ball seat 61 may be separately formed and fixedly connected to the bit seat 12 by welding, screwing, or the like.

Similarly, the ball socket 62 and the housing 32 are integrally formed, so as to facilitate the processing and manufacturing, ensure the firm connection between the ball socket 62 and the housing 32, and increase the strength of the housing 32. Specifically, the ball socket 62 is integrally formed with the cover shell 322. In other embodiments, the ball socket 62 may be separately formed and fixedly connected to the housing 32 by welding, screwing, or the like.

Other structures of the magnetic transmission type shaver of the present embodiment are the same as those of the magnetic transmission type shaver of the first embodiment, and are not described herein again.

Example six:

referring to fig. 14, the difference between the magnetic shaver of the present embodiment and the magnetic shaver of the fifth embodiment is:

the ball socket 62 is connected to the bottom of the tool bit holder 12, and the ball socket 61 is connected to the top of the housing 32, so that when the ball socket 61 is placed in the ball socket 62, the housing 32 can better support the tool bit holder 12.

Further, in the present embodiment, the ball slot seat 62 and the tool tip seat 12 are integrally formed, so as to facilitate processing and manufacturing, ensure that the ball slot seat 62 and the tool tip seat 12 are firmly connected, and increase the strength of the tool tip seat 12. In other embodiments, the ball socket 62 may be separately formed and fixedly attached to the tool bit carrier 12 by welding, screwing, or the like.

In a similar way, the ball seat 61 and the housing 32 are integrally formed, so as to facilitate processing and manufacturing, ensure that the ball seat 61 and the housing 32 are firmly connected, and increase the strength of the housing 32. Specifically, the ball seat 61 is integrally formed with the cover case 322. In other embodiments, the ball seat 61 may be separately manufactured and fixedly connected to the housing 32 by welding, screwing, or the like.

Other structures of the magnetic transmission type shaver in the present embodiment are the same as those of the magnetic transmission type shaver in the fifth embodiment, and are not described herein again.

Example seven:

referring to fig. 15, the difference between the magnetic shaver of the present embodiment and the magnetic shaver of the first embodiment is:

the magnetic driving member 42 is a magnetic member magnetically attracted to the magnetic member 41. Therefore, the magnetic driving member 42 is driven to rotate when the magnetic member 41 rotates by the magnetic attraction between the magnetic driving member 42 and the magnetic member 41. A connection post 43 may be provided on the magnetic drive member 42 for connection to the transmission mechanism 20.

Further, the magnetic member 41 includes a plurality of first magnets 411 arranged in an annular array, the N, S magnetic pole of each first magnet 411 is arranged along the axial direction of the magnetic member 41, and the polarities of two adjacent first magnets 411 are opposite; the magnetic driving member 42 includes a plurality of second magnets 421 disposed in an annular array, wherein N, S magnetic poles of each second magnet 421 are disposed along an axial direction of the magnetic driving member 42, and polarities of two adjacent second magnets 421 are opposite. The structure can realize the automatic centering of the magnetic force piece 41 and the magnetic driving piece 42, and is convenient for the magnetic force piece 41 to drive the magnetic driving piece 42 to rotate.

Further, each of the first magnets 411 is a one-way magnet to increase magnetic force. Similarly, each second magnet 421 is a unidirectional magnet to increase the magnetic force.

Further, the plurality of first magnets 411 are sequentially connected to form a ring shape, and are installed and used. Similarly, the second magnets 421 are connected in sequence to form a ring.

Further, referring to fig. 1 and fig. 15, one surface of the magnetic driving element 42 close to the magnetic element 41 is in a shape of an inwardly concave spherical groove, and one surface of the magnetic element 41 close to the magnetic driving element 42 is in a shape of an outwardly convex spherical body; therefore, when the tool bit seat 12 swings relative to the machine body 30, the magnetic driving element 42 and the magnetic element 41 swing and deflect, and one surface of the magnetic driving element 42 close to the magnetic element 41 is in a concave spherical groove shape, and one surface of the magnetic element 41 close to the magnetic driving element 42 is in a convex spherical body shape, so that the magnetic element 41 and the magnetic driving element 42 can be better magnetically attracted, and the magnetic driving element 42 can be better driven to rotate by the magnetic element 41.

Further, the radius of the surface of the magnetic driving member 42 close to the magnetic member 41 is substantially equal to the radius of the surface of the magnetic member 41 close to the magnetic driving member 42, that is, the radius of the surface of the magnetic driving member 42 close to the magnetic member 41 is equal to or close to the radius of the surface of the magnetic member 41 close to the magnetic driving member 42. Generally, the radius of the surface of the magnetic driving member 42 close to the magnetic member 41 is close to the radius of the surface of the magnetic member 41 close to the magnetic driving member 42 within 5 mm.

Example eight:

referring to fig. 16, the difference between the magnetic shaver of the present embodiment and the magnetic shaver of the seventh embodiment is:

referring to fig. 1 and fig. 16, one surface of the magnetic driving element 42 close to the magnetic element 41 is in a shape of a spherical surface protruding outwards, and one surface of the magnetic element 41 close to the magnetic driving element 42 is in a shape of a spherical groove recessed inwards; therefore, when the tool bit seat 12 swings relative to the machine body 30, the magnetic driving element 42 and the magnetic element 41 swing and deflect, and one surface of the magnetic driving element 42 close to the magnetic element 41 is in a spherical surface shape protruding outwards, and one surface of the magnetic element 41 close to the magnetic driving element 42 is in a spherical surface groove shape recessed inwards, so that the magnetic element 41 and the magnetic driving element 42 can be better magnetically attracted, and the magnetic driving element 42 can be better driven to rotate by the magnetic element 41.

Other structures of the magnetic transmission type shaver of the present embodiment are the same as those of the magnetic transmission type shaver of the seventh embodiment, and are not described again here.

Example nine:

referring to fig. 17 and 18, the difference between the magnetic shaver of the present embodiment and the magnetic shaver of the seventh embodiment is:

referring to fig. 1, the magnetic member 41 further includes a support frame 412, and each first magnet 411 is mounted on the support frame 412, and the support frame 412 is disposed to facilitate mounting and fixing each first magnet 411. In this embodiment, two adjacent first magnets 411 are disposed at intervals to facilitate installation and fixation.

Further, the magnetic driving element 42 further includes a fixing frame 422, and each second magnet 421 is mounted on the fixing frame 422, so as to conveniently mount and fix each second magnet 421. In this embodiment, two adjacent second magnets 421 are disposed at intervals to facilitate installation and fixation. Furthermore, the second magnets 421 are corresponding to the first magnets 411 in position, so that the magnetic driving member 42 can be driven by the magnetic member 41 to rotate better.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Magnetic transmission formula razor, including tool bit and fuselage, the tool bit includes tool bit seat and sets up cutting unit on the tool bit seat, install in the tool bit seat and connect cutting unit's transmission shaft and drive transmission shaft pivoted drive mechanism, the fuselage include the casing and install in power supply in the casing, its characterized in that: the magnetic force transmission type shaver further comprises a magnetic force driving mechanism, wherein the magnetic force driving mechanism comprises a magnetic driving piece arranged in the tool bit seat and a magnetic force piece used for providing magnetic force and driven by the power source to rotate so as to drive the magnetic driving piece to rotate, and the magnetic driving piece is connected with the transmission mechanism.

2. A magnetic drive shaver as set forth in claim 1, wherein: the magnetic driving part is a conductive disc, the conductive disc is rotatably arranged in the tool bit seat, the transmission mechanism is connected with the conductive disc, the magnetic part comprises a plurality of first magnets arranged in an annular array, N, S magnetic poles of the first magnets are arranged along the axial direction of the magnetic part, and the polarities of the adjacent two first magnets are opposite.

3. A magnetic drive shaver as set forth in claim 1, wherein: the magnetic driving piece is a magnetic piece which is magnetically attracted with the magnetic piece.

4. A magnetic drive shaver as set forth in claim 3, wherein: one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical groove shape which is concave inwards, and one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical body shape which is convex outwards; or one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical body shape protruding outwards, and one surface of the magnetic driving piece, which is close to the magnetic driving piece, is in a spherical groove shape recessed inwards.

5. A magnetic drive shaver as set forth in claim 3, wherein: the magnetic force piece comprises a plurality of first magnets arranged in an annular array, N, S magnetic poles of the first magnets are arranged along the axial direction of the magnetic force piece, and the polarities of every two adjacent first magnets are opposite; the magnetic driving piece comprises a plurality of second magnets arranged in an annular array, N, S magnetic poles of the second magnets are arranged along the axial direction of the magnetic driving piece, and the polarities of the two adjacent second magnets are opposite.

6. A magnetic drive shaver as set forth in claim 5, wherein: the magnetic driving part further comprises a fixing frame, and the second magnets are mounted on the fixing frame.

7. A magnetically geared razor as claimed in claim 2 or 5, wherein: each first magnet is a unidirectional magnet.

8. A magnetically geared razor as claimed in claim 2 or 5, wherein: the first magnets are sequentially connected to form a ring shape.

9. A magnetically geared razor as claimed in claim 2 or 5, wherein: the magnetic part also comprises a support frame, and each first magnet is arranged on the support frame.

10. A magnetically geared razor as claimed in any one of claims 1 to 6, wherein: the magnetic transmission type shaver further comprises a supporting spherical hinge for supporting the cutter head seat on the machine shell, one end of the supporting spherical hinge is connected with the bottom of the cutter head seat, and the other end of the supporting spherical hinge is connected with the top of the machine shell.

11. A magnetic drive shaver as set forth in claim 10, wherein: the support spherical hinge comprises a spherical seat and a spherical groove seat matched with the spherical seat, one surface of the spherical seat, which is close to the spherical groove seat, is in a spherical shape protruding outwards, one surface of the spherical groove seat, which is close to the spherical seat, is in a spherical groove shape recessed inwards, the spherical seat is arranged in the spherical groove seat, and the spherical seat and the spherical groove seat respectively form two ends of the support spherical hinge.

12. A magnetic drive shaver as set forth in claim 11, wherein: the ball seat is connected with the bottom of the tool bit seat, and the ball groove seat is connected with the top of the machine shell.

13. A magnetic drive shaver as set forth in claim 12, wherein: the ball seat and the tool bit seat are integrally formed, or/and the ball groove seat and the machine shell are integrally formed.

14. A magnetic drive shaver as set forth in claim 11, wherein: the ball groove seat is connected with the bottom of the tool bit seat, and the ball seat is connected with the top of the machine shell.

15. A magnetic drive shaver as set forth in claim 14, wherein: the ball groove seat and the tool bit seat are integrally formed, or/and the ball seat and the machine shell are integrally formed.

16. A magnetic drive shaver as set forth in claim 10, wherein: and the plurality of floating shafts are arranged around the support spherical hinge.

17. A magnetically geared razor as claimed in any one of claims 1 to 6, wherein: the magnetic driving piece is convexly provided with a connecting column, and the transmission mechanism is connected with the connecting column.

18. A magnetically geared razor as claimed in any one of claims 1 to 6, wherein: each floating shaft comprises an elastic telescopic rod, the elastic telescopic rod comprises a connecting rod connected with the top of the machine shell and a first spring connected with the connecting rod, a first hole for the connecting rod to penetrate through is formed in the bottom of the tool bit seat, a connecting seat is arranged in the tool bit seat, and one end, far away from the connecting rod, of the first spring is connected with the connecting seat.

19. A magnetic drive shaver as set forth in claim 18 wherein: the elastic telescopic rod further comprises screws, each first spring is mounted on a nut of each screw, and each screw is mounted on the connecting rod.

20. A magnetic drive shaver as set forth in claim 18 wherein: the machine shell comprises a machine body, a support plate and a cover shell, wherein the support plate is arranged on the machine body, the cover shell covers the machine body, a second opening through which the connecting rod penetrates is formed in the cover shell, and a support for supporting the connecting rod is arranged on the support plate.

21. A magnetic drive shaver as set forth in claim 20, wherein: each floating shaft further comprises a second spring, the second spring is connected with one end, far away from the first spring, of the connecting rod, and the second spring is placed in the support.

22. A magnetic drive shaver as set forth in claim 18 wherein: and at least one end of the elastic telescopic rod is provided with a connecting spherical hinge, or at least one end of the elastic telescopic rod is provided with an elastic rubber cushion.