CN209954716U

CN209954716U - Formula electric shaver is inhaled to tool bit magnetism

Info

Publication number: CN209954716U
Application number: CN201920705926.9U
Authority: CN
Inventors: 祝永锋; 叶志文; 肖林
Original assignee: Husheng Technology (hangzhou) Co Ltd
Current assignee: Husheng Technology (hangzhou) Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-01-17
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses a magnetic type electric shaver with a tool bit, which comprises a body component, a middle frame component, a head cover component and a protective cover, wherein the head cover component comprises a head cover and a tool bit component; the middle frame assembly comprises a hair storage chamber, a middle frame and a power transmission part, and the hair storage chamber is detachably arranged on the middle frame; at least two lower-layer magnets or magnetic material bodies are arranged in a space between the hair storage chamber and the middle frame, at least two upper-layer magnets or magnetic material bodies matched with the lower-layer magnets or magnetic material bodies are arranged in the head cover, the head cover covers the middle frame and is positioned right above the hair storage chamber during installation, at the moment, the upper-layer magnets or magnetic material bodies are positioned right above the lower-layer magnets or magnetic material bodies, and the upper-layer magnets or magnetic material bodies and the lower-layer magnets or magnetic material bodies are mutually attracted to realize fixation; the utility model discloses simple structure, installation are dismantled conveniently, adopt magnetism to inhale between skull subassembly and the well frame subassembly and connect mechanical connection such as replacement hasp, have reduced wearing and tearing, have improved life.

Description

Formula electric shaver is inhaled to tool bit magnetism

Technical Field

The utility model relates to a formula electric shaver is inhaled to tool bit magnetism, in particular to formula electric shaver is inhaled to tool bit magnetism tool bit lid subassembly and well subassembly connected mode.

Background

Formula electric shaver is inhaled to tool bit magnetism is the consumer goods that receive the man favor, basically all shave once every day, skull and the indoor sediment of storing up hair need often clean the washing, therefore, the clear convenience of dismantlement of formula electric shaver is inhaled to the tool bit magnetism regards the object as the important when product design, the skull subassembly of formula electric shaver is inhaled to the tool bit magnetism and the dismantlement of well frame subassembly, the dismantlement of skull subassembly self each part, all be detachable part, in the in-service use process, for making things convenient for abluent cleaner, the user need take off the tool bit in the head subassembly from skull and floating frame, then wash skull and tool bit respectively, brush or water washing with little comb.

At present, the middle frame assembly and the head cover assembly on the market are connected in a mechanical mode such as a hasp, the installation is not very convenient, the problems of looseness, damage and the like of the hasp can be caused due to repeated disassembly, the structure is complex, and the processing cost is high.

At present, a rotary button position is usually adopted in the market for taking out the tool bit from the head cover, the button position is separated from the clamping groove by rotating a tool bit fixing frame by hands, the tool bit is taken out, the structure of the rotary button position is complex, a special rotary channel needs to be set, and the processing cost is high; because long-term rotation, this structure can wear and tear the influence and detain the position size, causes the tool bit to have to detain not, lock tight, the atress is unbalanced, and tool rest mount and tool bit are inhaled formula electric shaver vibration in the use at tool bit magnetism, can not closely cooperate with skull, floating frame.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a formula electric shaver is inhaled to tool bit magnetism that simple structure, installation are dismantled conveniently, long service life and convenient to detach wash.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a kind of tool bit magnetic suction type electric razor, including body assembly, middle shelf assembly, head cover assembly and visor, the head cover assembly includes head cover and tool bit assembly, the tool bit assembly includes several floating frames, tool bit and tool bit fixed mount, the floating frame is mounted on head cover, and a part stretches out of the outside of the head cover; the cutter head is detachably arranged in a floating frame in the head cover through a cutter head fixing frame; the middle frame assembly comprises a hair storage chamber, a middle frame and a power transmission part, the hair storage chamber is detachably arranged on the middle frame, and the power transmission part is used for driving the cutter head to work; the middle frame component and the head cover component are connected in a magnetic attraction manner.

In one embodiment of the present invention, at least two lower layer magnets or magnetic materials are disposed in the space between the hair storage chamber and the middle frame, at least two upper layer magnets or magnetic materials matching with the lower layer magnets or magnetic materials are disposed inside the head cover, the head cover covers the middle frame and is located directly above the hair storage chamber during installation, at this time, the upper layer magnets or magnetic materials are located directly above the lower layer magnets or magnetic materials, and the upper layer magnets or magnetic materials attract each other to realize fixation with the lower layer magnets or magnetic materials.

In one embodiment of the present invention, the lower layer of three magnets or three magnetic materials is disposed on the bottom surface of the hair storage chamber or the upper surface of the middle frame in a triangular distribution, and the upper layer of three magnets or three magnetic materials is disposed inside the head cover in a triangular distribution.

In one embodiment of the present invention, the inner portion of the head cover is provided with a magnet hole, the upper layer magnet or the magnetic material body is disposed in the magnet hole, a magnet cover is disposed on the magnet hole, the magnet cover limits the upper layer magnet or the magnetic material body in the magnet hole, and the magnet cover is welded to the magnet hole by ultrasonic waves.

In one embodiment of the present invention, the bottom surface of the hair storage chamber or the upper surface of the middle frame is provided with a magnet hole, the lower layer of magnet or magnetic material is disposed in the magnet hole, a magnet cover is disposed on the magnet hole, the magnet cover limits the upper layer of magnet or magnetic material in the magnet hole, and the magnet cover is welded to the magnet hole by ultrasonic waves.

In an embodiment of the present invention, the magnet hole is provided with a ultrasonic welding groove, and the magnet cover is provided with an ultrasonic welding line matched with the ultrasonic welding groove.

In an embodiment of the utility model, all be equipped with the unsteady frame fastener that two symmetries set up on the bottom inner peripheral surface of every unsteady frame, the both ends symmetry of tool bit mount is equipped with tool bit mount fastener, and during the installation, tool bit mount fastener can be dismantled and fix the tool bit on unsteady frame fastener installing.

The utility model discloses an in the embodiment, all be equipped with two draw-in grooves on the bottom outer peripheral face of every floating frame, equal symmetry is equipped with two lugs on the inner peripheral face of every mounting hole on the skull, and during the installation, the floating frame realizes both location through rotatory mode with the lug screw in the draw-in groove.

In an embodiment of the present invention, the slot is a waist-shaped slot with a small diameter outside and a large diameter inside, and the diameter of the protrusion is smaller than the diameter of the slot inlet.

In one embodiment of the present invention, the floating frame fastener is an elastic fastener integrally formed with the floating frame, and the floating frame fastener is a stepped structure of the upper groove and the lower boss; the cutter head fixing frame fastener is an elastic fastener integrally formed with the cutter head fixing frame, and a bayonet is arranged on the outer peripheral surface of the cutter head fixing frame fastener; when the tool bit fixing frame fastener is installed, the tool bit fixing frame fastener is compressed with force, the bayonet is aligned to the boss, finally, the tool bit fixing frame fastener is loosened, and the boss is clamped into the bayonet to fix the tool bit.

Through the technical scheme, the beneficial effects of the utility model are that:

1. the magnetic attraction connection is adopted between the head cover component and the middle frame component to replace mechanical connection such as hasps, the magnetic attraction connection type magnetic head frame is convenient to mount and dismount, abrasion caused by frequent dismounting and mounting is reduced, and the service life is prolonged.

2. The lower layer of magnet or magnetic material body and the upper layer of magnet or magnetic material body adopt a triangular distribution structure, so that the magnetic attraction can be basically realized in a full-coverage manner, and the stability of the middle frame assembly and the head cover assembly after connection is improved.

3. The magnet lid passes through ultrasonic bonding downthehole at magnet, and the outward appearance after the supersound is connected is succinct more pleasing to the eye, reduces vibration noise simultaneously, and connection structure is more stable, and the structure of supersound connection does not have the part of rustting, the washing or the cleanness of the razor of being convenient for.

4. Be equipped with the ultrasonic bonding groove on the magnet hole, magnet is covered and is equipped with the ultrasonic bonding wire with ultrasonic bonding groove complex, and the cooperation structure in ultrasonic bonding wire and ultrasonic bonding groove not only is convenient for magnet hole and magnet lid installation location, and the welding fusion performance of ultrasonic bonding wire and ultrasonic bonding groove is better, avoids appearing excessive glue, fleshiness, inequality welding problem.

5. The floating frame with the clamping groove can be detachably mounted with the head cover with the convex block, and the clamping groove is a waist-shaped groove with a small diameter and a large diameter, so that the floating frame and the head cover are not easy to fall off after being connected.

6. The floating frame fastener and the tool bit fixing frame fastener are elastic fasteners, are fixed by the buckles and the bosses, and are clamped by elastic restoring force after being fixed, so that the stability is improved; moreover, elastic connection can not produce not hard up because of vibrations, and floating frame and tool bit mount can the stable connection, can firmly fix the tool bit.

Drawings

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

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

fig. 2 is an exploded view of the head cover assembly of the present invention;

fig. 3 is a schematic structural view of the head cover of the utility model;

FIG. 4 is a schematic view of the head cover assembly of the present invention;

FIG. 5 is an enlarged view of A in FIG. 4;

FIG. 6 is a schematic view of the structure of the tool bit holder of the present invention;

FIG. 7 is a schematic view of the floating frame structure of the present invention;

fig. 8 is a schematic view of the installation of the middle frame assembly of the present invention;

1. the body assembly 2, the middle frame assembly 3, the head cover assembly 4, the protective cover 10, the head cover 10a, the magnet hole 10b, the upper layer magnet or magnetic material body 10c, the magnet cover 11, the protrusion 12, the mounting hole 20, the floating frame 21, the floating frame fastener 21a, the groove 21b, the boss 22, the slot 30, the tool bit 40, the tool bit holder 41, the tool bit holder fastener 41a, the bayonet 50, the hair storage chamber 51, the magnet hole 52, the lower layer magnet or magnetic material body 53, the magnet cover 60, the middle frame 70, and the power transmission portion.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

Referring to fig. 1 to 8, the utility model discloses a magnetic type electric shaver with a shaver head, which comprises a body component 1, a middle frame component 2, a head cover component 3 and a protective cover 4, wherein the head cover component 3 comprises a head cover 10 and a shaver head component, the shaver head component comprises a plurality of floating frames 20, a shaver head 30 and a shaver head fixing frame 40, the floating frames 20 are arranged on the head cover 10, and a part of the floating frames extend out of the outer side of the head cover; the cutter head 30 is detachably mounted in the floating frame 20 in the head cover 10 through a cutter head fixing frame 40, and a blade is built in the cutter head.

The middle frame component 2 comprises a hair storage chamber 50, a middle frame 60 and a power transmission part 70, the hair storage chamber 50 is detachably mounted on the middle frame 60, the power transmission part 70 is used for driving the cutter head to work, the specific structure of the power transmission part is not described here, and the cutter head can be driven to work.

The middle frame component 2 and the head cover component 3 are magnetically connected, specifically, 3 lower-layer magnets or magnetic material bodies 52 are arranged in the space between the hair storage chamber 50 and the middle frame 60, 3 upper-layer magnets or magnetic material bodies 10b matched with the lower-layer magnets or magnetic material bodies 52 are arranged in the head cover 10, and the magnets or magnetic material bodies are made of magnetic substances; can be magnetically attracted with each other; the outer surface of the magnet or the body of magnetic material comprises a coating which is resistant to scratching and rusting; during installation, the head cover 10 covers the middle frame 60 and is positioned right above the hair storage chamber 50, at the moment, the upper layer magnet or magnetic material body 10b is positioned right above the lower layer magnet or magnetic material body 52, the upper layer magnet or magnetic material body 10b and the lower layer magnet or magnetic material body 52 are mutually attracted to realize fixation, the head cover assembly 3 and the middle frame assembly 2 are connected by magnetic attraction instead of mechanical connection such as buckles, the mounting and dismounting are convenient, the abrasion generated during the mounting and dismounting are reduced, and the service life is prolonged.

The 3 lower layer magnets or magnetic material bodies 52 are arranged on the bottom surface of the hair storage chamber 20 or the upper surface of the middle frame 60 in a triangular distribution, the 3 lower layer magnets or magnetic material bodies 52 of the present invention are preferably arranged on the bottom surface of the hair storage chamber 50, and the hair storage chamber 50 is closer to the head cover 10, so that the magnetic attraction force between the lower layer magnets or magnetic material bodies 52 and the upper layer magnets or magnetic material bodies 10b is larger; 3 upper-layer magnets or magnetic material bodies 10b are arranged inside the head cover 10 in a triangular distribution; the lower layer magnet or magnetic material body 52 and the upper layer magnet or magnetic material body 10b adopt a triangular distribution structure, so that the magnetic attraction can be basically realized in a full-coverage manner, and the stability of the middle frame assembly 2 and the head cover assembly 3 after connection is improved; of course, the number of the lower layer magnets or magnetic material bodies 52 and the upper layer magnets or magnetic material bodies 10b is not limited to 3, and may be determined according to actual needs, which is not described herein again.

The number of the magnets or the magnetic material bodies can be more, which is determined according to actual needs and is not described herein; the magnet or the magnetic material body can be fixed by glue, soft glue or secondary injection molding; or can be fixed by ultrasonic welding or buckling; and the fixing is also carried out under a work fixture for hot riveting. The utility model is preferably ultrasonic welded, further, a magnet hole 10a is provided in the head cover 10, an upper layer magnet or magnetic material body 10b is provided in the magnet hole 10a, a magnet cover 10c is provided on the magnet hole 10a, the magnet cover 10c limits the upper layer magnet or magnetic material body 10b in the magnet hole 10a, the magnet cover 10c is welded with the magnet hole 10a by ultrasonic wave; the bottom surface of the hair storage chamber 50 or the upper surface of the middle frame are provided with magnet holes 51, the magnet holes 51 of the present invention are preferably arranged on the bottom surface of the hair storage chamber 50, the lower layer of magnets or magnetic material bodies 52 are arranged in the magnet holes 51, the magnet holes 51 are provided with magnet covers 53, the magnet covers 53 limit the upper layer of magnets or magnetic material bodies 52 in the magnet holes 51, the magnet covers 53 are welded to the magnet holes 51 by ultrasonic waves, the number of the magnet holes (10a, 51), the magnet covers (10c, 53), the lower layer of magnets or magnetic material bodies 52, the upper layer of magnets or magnetic material bodies 10b is the same, and the number of the magnet holes (10a, 51), the magnet covers (10c, 53), the lower layer of magnets or magnetic material bodies 52 and the.

The magnet lid passes through ultrasonic bonding downthehole at magnet, and the outward appearance after adopting the supersound to connect is succinct more pleasing to the eye, reduces vibration noise simultaneously, and connection structure is more stable, and the structure of supersound connection does not have the part of rustting, the washing or the cleanness of the razor of being convenient for.

Furthermore, ultrasonic welding grooves are formed in the magnet holes, ultrasonic welding wires matched with the ultrasonic welding grooves are arranged on the magnet cover, the matching structure of the ultrasonic welding wires and the ultrasonic welding grooves is convenient for mounting and positioning the magnet holes and the magnet cover, the welding fusion performance of the ultrasonic welding wires and the ultrasonic welding grooves is better, and the problems of glue overflow, fleshiness, unevenness and the like in welding are avoided; preferably, the width of the ultrasonic welding wire gradually narrows towards the tail end, the cross section of the ultrasonic welding wire is in a shape of gradually narrowing from bottom to top, and the tail end of the ultrasonic welding wire narrows, so that the ultrasonic welding speed is increased, the welding amount of materials is controllable, and the welding efficiency and quality are improved.

The utility model discloses in, ultrasonic bonding wire and ultrasonic bonding groove are interference fit, and the interference volume is the ultrasonic bonding position, and the ultrasonic bonding groove formation adhesion is filled to the molten plastic during ultrasonic bonding.

In the utility model, two symmetrically arranged floating frame fasteners 21 are arranged on the inner peripheral surface of the bottom of each floating frame 20, and tool bit fixing frame fasteners 41 are symmetrically arranged at two ends of the tool bit fixing frame 40, and during installation, the tool bit fixing frame fasteners 41 can be disassembled and installed on the floating frame fasteners 21 to fix the tool bit 30; in the utility model, the number of the floating frame 20, the number of the tool bit 30 and the number of the tool bit fixing frame 40 are 3, and three mounting holes 12 are arranged on the head cover 10 for mounting the floating frame 20; certainly, the number of the floating frame 20, the cutter head 30 and the cutter head fixing frame 40 is also not limited to 3, and the number can be set according to actual needs, which is not described herein; the number of the three mounting holes 12 provided in the head cap 10 is set according to the number of the floating frame 20, the bit 30, and the bit holder 40.

The utility model discloses all be equipped with two draw-in grooves 22 on the outer peripheral face of the bottom of every floating frame 20, all be equipped with two lugs 11 on the inner peripheral face of every mounting hole 12 on skull 10 symmetrically, during the installation, floating frame 20 realizes both positions in lug 11 screw in draw-in groove 22 through the mode of rotation, adopts the mode of screw in block to improve the convenience of installation; the number of the card slots 22 and the number of the bumps 11 are not limited to two, and they may be determined according to actual needs, and are not described herein.

Furthermore, draw-in groove 22 is the little big waist type groove in the diameter outward in this application, and the diameter of lug 11 is less than the diameter of draw-in groove 22 import (being the diameter of waist type groove import), and this design makes lug 11 get into from the import of draw-in groove 22 under the effect of external force, then firmly block in draw-in groove 22 (the great part of draw-in groove 22 diameter), and is difficult for droing.

Further, when the bump 11 is located in the slot 22, the bump and the inner wall of the slot are in interference fit, and the interference fit enables the bump and the inner wall to be tightly combined when the bump and the inner wall are vibrated, so that looseness cannot be generated, and the bump and the inner wall of the slot are further prevented from falling off.

Preferably, the floating frame fastener 21 of the present application is an elastic fastener integrally formed with the floating frame 20, and has a simple structure and a low processing cost, and the floating frame fastener 21 is made of an elastic material; the floating frame fastener 21 is a step-shaped structure with a groove 21a at the upper part and a boss 21b at the lower part; the cutter head fixing frame fastener 41 is an elastic fastener integrally formed with the cutter head fixing frame 40, the structure is simple, the processing cost is low, and the cutter head fixing frame fastener 41 is made of an elastic material; a bayonet 41a is arranged on the peripheral surface of the cutter head fixing frame fastener 41; when the tool bit fixing fastener 41 is installed, the tool bit fixing fastener 41 is pressed to be compressed, the bayonet 41a is aligned to the boss 21b, the tool bit fixing fastener 41 is loosened, the boss 21b is clamped into the bayonet 41a due to the elastic restoring force of the tool bit fixing fastener 41, the floating frame fastener 21 is connected with the tool bit fixing fastener 41, and the tool bit 30 is fixed finally.

Further, because the floating frame fastener 21 and the bit mount fastener 41 are both elastic members, they are certainly extruded with each other, and because the thickness of the boss 21b is smaller than the depth of the bayonet 41a, a space is reserved for extrusion, so that the contact surfaces of the floating frame fastener 21 and the bit mount fastener 41 are firmly attached together, and the sealing property and the stability are improved.

Further, the linear distance between the bottoms of the two symmetrical bayonets 41a is smaller than the linear distance between the two symmetrical bosses 21b, and by the design, when the tool bit fixing frame 40 is installed, the tool bit fixing frame fastener 41 must be compressed first, and after the bosses 21b are placed in the bayonets 41a, the tool bit fixing frame fastener 41 and the floating frame fastener 21 are squeezed with each other due to the elastic restoring force of the tool bit fixing frame fastener 41 and the floating frame fastener 21, so that the bosses 21b are tightly clamped in the bayonets 41 a.

Furthermore, the cutter head fixing frame fastener 41 is arc-shaped, and the arc-shaped structure enables the cutter head fixing frame fastener 41 to have stronger elastic restoring force, so that the stability after installation is further improved; of course, the tool bit fixing frame fastener can also be in other shapes, and the description is omitted here.

Further, the included angle between the floating frame fastener 21 and the horizontal plane is 65-85 °, preferably 75 °, and since the floating frame fastener 21 itself has an inclination, after it is pressed, the elastic restoring force is stronger, and the boss 21b can be firmly fixed in the bayonet 41a by matching with the elastic restoring force of the bit fixing frame fastener 41.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A kind of tool bit magnetic suction type electric razor, including body assembly, middle shelf assembly, head cover assembly and visor, the head cover assembly includes head cover and tool bit assembly, the tool bit assembly includes several floating frames, tool bit and tool bit fixed mount, the floating frame is mounted on head cover, and a part stretches out of the outside of the head cover; the cutter head is detachably arranged in a floating frame in the head cover through a cutter head fixing frame; the middle frame assembly comprises a hair storage chamber, a middle frame and a power transmission part, the hair storage chamber is detachably arranged on the middle frame, and the power transmission part is used for driving the cutter head to work; it is characterized in that; the middle frame component and the head cover component are connected in a magnetic attraction manner.

2. The electric shaver with magnetic attraction type head as claimed in claim 1, wherein at least two lower layer magnets or magnetic materials are provided in the space between the hair storage chamber and the middle frame, at least two upper layer magnets or magnetic materials are provided in the head cover to match with the lower layer magnets or magnetic materials, and the head cover is attached to the middle frame and positioned directly above the hair storage chamber, and the upper layer magnets or magnetic materials are positioned directly above the lower layer magnets or magnetic materials, and the upper layer magnets or magnetic materials and the lower layer magnets or magnetic materials attract each other to be fixed.

3. The electric shaver as set forth in claim 2, wherein the lower layer of three magnets or magnetic material bodies are disposed at the bottom of the hair storage chamber or the upper surface of the middle frame in a triangular distribution, and the upper layer of three magnets or magnetic material bodies are disposed at the inside of the head cover in a triangular distribution.

4. The electric shaver as claimed in claim 3, wherein the head cover has magnet holes in which the upper layer magnets or magnetic material are disposed, and magnet covers disposed on the magnet holes to confine the upper layer magnets or magnetic material in the magnet holes, the magnet covers being welded to the magnet holes by ultrasonic waves.

5. The electric shaver as claimed in claim 3, wherein the bottom surface of the hair storage chamber or the upper surface of the middle frame is provided with magnet holes in which the lower layer of the magnets or the magnetic material is disposed, and magnet covers are provided on the magnet holes to position the upper layer of the magnets or the magnetic material in the magnet holes, the magnet covers being welded to the magnet holes by ultrasonic waves.

6. The magnetic-type electric shaver with magnetic-type shaver head as claimed in claim 4 or 5, wherein the magnet hole is provided with a ultrasonic welding groove, and the magnet cover is provided with an ultrasonic welding line matching with the ultrasonic welding groove.

7. The magnetic type electric shaver with the shaver head as claimed in claim 1, wherein two symmetrically arranged floating frame fasteners are arranged on the inner peripheral surface of the bottom of each floating frame, the shaver head fixing frame fasteners are symmetrically arranged at two ends of the shaver head fixing frame, and the shaver head fixing frame fasteners can be detached to fix the shaver head on the floating frame fasteners during installation.

8. The magnetic-type electric shaver with the head as claimed in claim 7, wherein two slots are disposed on the outer peripheral surface of the bottom of each floating frame, two protrusions are symmetrically disposed on the inner peripheral surface of each mounting hole on the head cover, and when the magnetic-type electric shaver is mounted, the floating frame rotates the protrusions into the slots to position the protrusions.

9. The magnetic-type electric shaver with the magnetic-type shaver head as claimed in claim 8, wherein the slot is a waist-shaped slot with a small diameter outside and a large diameter inside, and the diameter of the protrusion is smaller than the diameter of the inlet of the slot.

10. The magnetic-tool-bit electric shaver according to claim 7, wherein the floating frame fastener is an elastic fastener integrally formed with the floating frame, and the floating frame fastener is a stepped structure with a boss at the lower part of the upper groove; the cutter head fixing frame fastener is an elastic fastener integrally formed with the cutter head fixing frame, and a bayonet is arranged on the outer peripheral surface of the cutter head fixing frame fastener; when the tool bit fixing frame fastener is installed, the tool bit fixing frame fastener is compressed with force, the bayonet is aligned to the boss, finally, the tool bit fixing frame fastener is loosened, and the boss is clamped into the bayonet to fix the tool bit.