CN114102679A

CN114102679A - Shaver with floating head

Info

Publication number: CN114102679A
Application number: CN202111414205.0A
Authority: CN
Inventors: 陆广; 秦浩; 秦晓东
Original assignee: Beici Electric Appliance Co ltd
Current assignee: Beici Electric Appliance Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-01
Anticipated expiration: 2041-11-25
Also published as: CN114102679B

Abstract

The invention provides a head floating shaver which comprises a shaver handle and a shaver head assembly, wherein the shaver head assembly comprises a head cover assembly, a frame clamping assembly, a gear frame assembly and a bottom shell floating assembly which are sequentially installed, the bottom shell floating assembly is installed on the shaver handle, and the head cover assembly is a floating cutter net assembly or a fixed cutter net assembly. When the head cover component is the floating cutter mesh component, both the bottom shell floating component and the floating cutter mesh component can float, so that a double floating effect can be realized, and the floating effect of the shaver is improved; when the head component is the fixed cutter mesh component, the shaver disclosed by the invention can have a certain floating effect through the bottom shell floating component, in addition, when the bottom shell floating component is detachably connected with the shaver handle, the disassembly and the assembly are convenient, the head component can be conveniently disassembled and replaced into other types of cutter heads, and the use and the function expansion are convenient.

Description

Shaver with floating head

Technical Field

The invention relates to the technical field of shavers, in particular to a shaver with a floating head.

Background

At present, the shaver sold in the market is generally that the shaver head is connected with a handheld part into a whole, the head assembly is connected with the handheld base station part through a screw or a mechanism, the head assembly cannot freely rotate, and because each user has a contour, the veneering effect is poor when shaving, and the good shaving effect can be achieved only by repeatedly moving, so that the user experience is reduced. The connection structure between its tool bit of razor on the market and the handle is comparatively complicated, and the dismouting is inconvenient, and head subassembly has the risk that drops in the use.

Disclosure of Invention

In order to solve the above problems, the present invention provides a shaver with a floating head, wherein when the head cover assembly is a floating knife net assembly, both the bottom case floating assembly and the floating knife net assembly can float, so that a double floating effect can be realized, and the floating effect of the shaver can be improved; when the head subassembly is fixed cutter net subassembly, also can make the razor have certain floating effect through drain pan floating assembly, in addition, when drain pan floating assembly with when connecting for dismantling between the razor handle, make things convenient for dismouting and head subassembly can make things convenient for the dismouting to change into other types's tool bit, facilitate the use and function extension.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the utility model provides a head razor that floats, includes razor handle and razor head subassembly, razor head subassembly is including the skull subassembly, frame card subassembly, gear rack subassembly and the floating subassembly of drain pan of installing in proper order, the floating subassembly of drain pan install in on the razor handle, the skull subassembly is floating cutter net subassembly or fixed cutter net subassembly.

Further, the drain pan subassembly that floats includes fixing base, head drain pan, spring, retainer plate and elastic protection cover, the fixing base meets with the retainer plate, the head drain pan sets up between fixing base and retainer plate, install spring and elastic protection cover between head drain pan and the retainer plate, the head drain pan floats with the retainer plate clearance fit and supports through the spring.

Furthermore, the fixing seat is detachably connected with the fixing ring through a buckling position, first buckles are arranged at two side relative positions of the lower portion of the fixing seat, first clamping positions corresponding to the first buckles are arranged at two side relative positions of the upper portion of the fixing ring, a mounting hole is formed in the middle of the head bottom shell, first positioning ports are formed in two side relative positions of the circumference of the mounting hole, first positioning bases corresponding to the first positioning ports are arranged at two side relative positions of the upper portion of the fixing seat and used for preventing the head bottom shell from rotating when floating, a floating gap is formed between the head bottom shell and the fixing seat when the head bottom shell is located at an initial position, two sides of each first positioning base are inclined planes, the side face of the fixing seat is a conical surface, the diameter of a contact end of the fixing seat and the head bottom shell is wide, and the diameter of the contact end of the fixing seat and the fixing ring is narrow.

Furthermore, the fixed seat is provided with an upper limiting surface, the fixed ring is provided with a lower limiting surface, and the head bottom shell is provided with a floating central part; when the head drain pan receives external force, the central part of floating floats between spacing face and lower spacing face through the spring, the central part of floating is the design of cambered surface, the last spacing face of fixing base is planar design, the spring is the tower spring, the great end of diameter of tower spring and the spacing butt in bottom of head drain pan, the less end of diameter of tower spring and the spacing butt in upper end of retainer plate, elastic protective sleeve is the silica gel cover, silica gel cover upper portion is equipped with the buckle, be equipped with the bayonet socket with the corresponding matching of buckle on the head drain pan.

Further, the retainer plate bottom is non-circular, and the parallel spacing end in retainer plate bottom both sides is equipped with the pilot hole, and retainer plate bottom arc end is equipped with prevents the turning block, the razor handle includes core assembly, core lid, core shell fragment, fuselage upper cover and the pivot of installing in proper order in fuselage handle and the fuselage handle, the fuselage upper cover center is equipped with the double step hole, be equipped with fixed buckle and spacing piece on the core shell fragment, fixed buckle install in the retainer plate centre bore and with the corresponding matching of pilot hole, spacing piece is used for the location with the parallel end overlap joint of double step hole bottom, retainer plate, elastic protection cover overlap joint in the double step is downthehole, the downthehole anti-rotation hole that is equipped with and prevents the corresponding matching of turning block of double step.

Further, the movement assembly comprises a movement support, and a motor, a circuit board and a battery which are sequentially mounted on the movement support, a motor elastic sheet and a rotating shaft are sequentially sleeved on a motor shaft of the motor, and the rotating shaft is in driving coupling connection with a transmission shaft of the gear rack assembly through a middle hole of the fixing seat.

Furthermore, the floating knife net assembly comprises a first knife net, a first knife net rack, a first head cover, a first elastic sheet and a first positioning frame, the first knife net rack is installed on the first head cover, the first knife net is installed in the first knife net rack, the first elastic sheet and the first head cover are installed in a matched mode and support the first knife net in a floating mode, the first positioning frame and the first head cover are connected through a rotary buckle position and used for limiting and fixing the first elastic sheet, the first knife net comprises at least one cutting unit, a first center hole is formed in the middle of the first elastic sheet, a first positioning column correspondingly matched with the first center hole is arranged on the first head cover, first positioning notches are formed in the periphery of the first center hole of the first elastic sheet, first limiting blocks correspondingly matched with the first positioning notches are arranged in the first head cover, when the first knife net comprises two cutting units, the two first positioning notches are uniformly distributed around the first central hole; the number of the first limiting blocks is two, and each first positioning notch is correspondingly matched with one first limiting block; when the first knife net comprises three cutting units, the number of the first positioning notches is three, and the first positioning notches are uniformly distributed around the first center hole; the number of the first limiting blocks is three, and each first positioning notch is correspondingly matched with one first limiting block.

Furthermore, the first positioning column is respectively provided with a first buckling position and a second buckling position along the height direction, the first positioning frame is provided with a first rotating hole, and the periphery of the first rotating hole is provided with a third buckling position and a fourth buckling position along the hole depth direction; the first buckling position and the third buckling position are correspondingly matched, the second buckling position and the fourth buckling position are correspondingly matched, the first buckling position and the third buckling position are respectively a guide block and a guide groove, the second buckling position and the fourth buckling position are respectively an annular limiting guide block and an annular guide track, the annular limiting guide block comprises an annular block and an elastic semi-cylinder positioned on the annular block, and the annular guide track comprises an annular track and a first limiting groove at the tail end of the annular track; when the flexible semi-cylinder is installed in place, the flexible semi-cylinder slides in the first limiting groove and is used for preventing rotation, a first annular limiting block is arranged on one side in the guide groove, when the flexible semi-cylinder is installed in place, the guide block is limited above the first annular limiting block and is used for preventing the vertical direction from falling off, the first elastic sheet is provided with a first floating supporting portion, the first floating supporting portion is arranged in an upward inclined mode relative to the middle of the first elastic sheet, two ends of the first floating supporting portion are respectively provided with first elastic angles, first notches matched with the first elastic angles are arranged on the first knife net, and the first floating supporting portion and the first elastic angles at the two ends are jointly used for limiting and floating supporting the first knife net.

Further, fixed sword net subassembly includes the second skull and installs second sword net, second sword net frame and second sword net fixing base on the second skull, the spacing overlap joint of second sword net is on second sword net frame, second sword net fixing base can be dismantled and pack into and be used for fixing to compress tightly spacingly to the second sword net in the knot position of second sword net frame, the overlap joint end of second sword net is equipped with the second breach, be equipped with on the second sword net frame with the corresponding second stopper that matches of second breach, the both sides of overlap joint end respectively are equipped with a second breach, and every second breach corresponds a second stopper of matching, the both sides of second sword net fixing base all are equipped with the second and push and detain the position, the both sides of second sword net frame are equipped with the second locking of corresponding matching and detain the position.

Further, the second is pushed in and is detained the position and includes the spacing post of L type guide block, elasticity semicircle type, the spacing post of elasticity semicircle type is located the lower part top of L type guide block, the second locking is detained the position and is included falling L type latch segment, spacing hole with the corresponding matching of L type guide block, spacing hole site is in the upper portion bottom of falling L type latch segment, spacing hole matches with the spacing post of elasticity semicircle type is corresponding, the vertical side inner of falling L type latch segment is equipped with the location dog, when the installation of second sword net fixing base targets in place, the lateral wall butt of location dog and L type guide block, the terminal top of the installation face of second sword rack is equipped with the second stopper, the second stopper is spacing with the terminal top cooperation of second sword net fixing base.

Has the advantages that: when the head cover component is the floating cutter mesh component, both the bottom shell floating component and the floating cutter mesh component can float, so that a double floating effect can be realized, and the floating effect of the shaver is improved; when the head cover component is the fixed cutter mesh component, the shaver disclosed by the invention can have a certain floating effect through the bottom shell floating component, and in addition, the bottom shell floating component is detachably and fixedly connected with the shaver handle, so that the shaver is convenient to disassemble and assemble.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a floating head shaver according to an embodiment of the present invention;

FIG. 2 is a schematic view of the floating head shaver according to the embodiment of the present invention;

fig. 3 is an exploded view of a floating head shaver according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a floating head shaver according to an embodiment of the present invention;

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

fig. 6 is a schematic structural view of the bottom of the upper cover of the body of the floating-head shaver according to the embodiment of the present invention;

FIG. 7 is a schematic view of a floating head razor handle according to an embodiment of the present invention;

FIG. 8 is an exploded view of a floating bottom shell assembly according to an embodiment of the present invention;

FIG. 9 is a cross-sectional view of a bottom shell float assembly in accordance with an embodiment of the present invention;

fig. 10 is a schematic view illustrating the upper limiting surface of the head bottom shell of the bottom shell floating assembly contacting the lower limiting surface of the fixing base (maximum floating angle) according to the embodiment of the present invention;

FIG. 11 is a schematic view of an assembly structure of the fixing base and the head bottom case of the floating assembly of the bottom case according to the embodiment of the present invention;

FIG. 12 is a schematic view of a head and bottom case structure of a bottom case floating assembly according to an embodiment of the present invention;

fig. 13 is a schematic view of a fixing base structure of a floating assembly of a bottom case according to an embodiment of the present invention;

FIG. 14 is a schematic view of a retainer ring of the floating assembly of the bottom housing according to the embodiment of the present invention;

FIG. 15 is a schematic view of an elastic protection sleeve of the floating assembly of the bottom chassis according to the embodiment of the present invention;

fig. 16 is an exploded view of a floating blade net assembly (including three cutting units) according to an embodiment of the present invention;

fig. 17 is a schematic perspective view of a spring plate of the floating knife net assembly (including three cutting units) according to the embodiment of the present invention;

fig. 18 is a schematic front perspective view of a positioning frame of a floating knife net assembly (including three cutting units) according to an embodiment of the present invention;

FIG. 19 is a schematic diagram of a reverse perspective structure of a positioning frame of a floating knife net assembly (including three cutting units) according to an embodiment of the present invention;

FIG. 20 is a schematic perspective view of a head cover of a floating blade net assembly (including three cutting units) according to an embodiment of the present invention;

fig. 21 is a schematic view of an installation structure among a net, a net frame, a head cover and a spring plate of the floating net assembly (including three cutting units) according to the embodiment of the present invention;

fig. 22 is a schematic view of an installation structure of a knife net, a knife net frame, a head cover, a spring plate and a positioning frame of the floating knife net assembly (including three cutting units) according to the embodiment of the invention;

fig. 23 is an exploded view of a floating blade net assembly (including two cutting units) according to an embodiment of the present invention;

FIG. 24 is a schematic perspective view of a head cover of a floating knife net assembly (including two cutting units) according to an embodiment of the present invention;

fig. 25 is a schematic view of an assembly structure of a head cover and a spring plate of the floating knife net assembly (including two cutting units) according to the embodiment of the present invention;

fig. 26 is a schematic front perspective view of a positioning frame of a floating knife net assembly (including two cutting units) according to an embodiment of the present invention;

fig. 27 is a schematic reverse perspective view of a positioning frame of a floating knife net assembly (including two cutting units) according to an embodiment of the present invention;

FIG. 28 is an exploded view of a fixed blade mesh assembly (without a head cover) according to an embodiment of the present invention;

FIG. 29 is a schematic view of the overall structure of a fixed blade mesh assembly (without a head cover) according to an embodiment of the present invention;

FIG. 30 is a schematic view of a fixed cutter frame assembly (without a head cover) according to an embodiment of the present invention;

fig. 31 is a schematic view of a fixed holder for a fixed blade net assembly (without a head cover) according to an embodiment of the present invention;

FIG. 32 is a schematic front view of a fixed blade web assembly according to an embodiment of the present invention;

fig. 33 is a schematic reverse structure view of a fixed blade mesh assembly according to an embodiment of the invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

See fig. 1-33: a head floating shaver comprises a shaver handle 1 and a shaver head assembly 2, wherein the shaver head assembly 2 comprises a head cover assembly 21, a frame clamping assembly 22, a gear frame assembly 23 and a bottom shell floating assembly 24 which are sequentially installed, the bottom shell floating assembly 24 is installed on the shaver handle 1, and the head cover assembly 21 is a floating cutter mesh assembly or a fixed cutter mesh assembly.

When the head cover component is the floating cutter mesh component, both the bottom shell floating component and the floating cutter mesh component can float, so that a double floating effect can be realized, and the floating effect of the shaver is improved; when the head assembly is the fixed cutter net assembly, the shaver can have a certain floating effect through the bottom shell floating assembly, in addition, the bottom shell floating assembly of the embodiment and the shaver handle can be fixedly installed in a non-detachable mode or detachably connected, and when the shaver handle is detachably connected, the head assembly can be conveniently disassembled and assembled to be changed into other types of cutter heads, so that the shaver is convenient to use and expand in functions.

See fig. 8-15: in a specific example, the bottom case floating assembly 24 includes a fixing base 241, a head bottom case 242, a spring 243, a fixing ring 244 and an elastic protection sleeve 245, the fixing base 241 is connected with the fixing ring 244, the head bottom case 242 is disposed between the fixing base 241 and the fixing ring 244, the spring 243 and the elastic protection sleeve 245 are installed between the head bottom case 242 and the fixing ring 244, and the head bottom case 242 and the fixing ring 244 are in clearance fit and are floatingly supported by the spring 243.

In the embodiment, when pressure is applied to the top of the shaver, the head bottom shell is in clearance fit with the fixed ring and is supported in a floating mode through the spring, so that the head bottom shell can float for 360 degrees relative to the fixed seat under the action of the spring; and then 360 float when making the sword net that sets up on the skull and face contact, better laminating user face reaches better effect of shaving.

In a specific example, the fixing base 241 is detachably connected to the fixing ring 244 by a snap, first snaps 2411 are disposed at opposite positions on two sides of the lower portion of the fixing base 241, first snap parts 2441 corresponding to the first snaps 2411 are disposed at opposite positions on two sides of the upper portion of the fixing ring 244, a mounting hole 2421 is disposed in the middle of the head bottom shell 242, first positioning holes 2422 are disposed at opposite positions on two sides of the circumferential direction of the mounting hole 2421, first positioning bases 2412 corresponding to the first positioning holes 2422 are disposed at opposite positions on two sides of the upper portion of the fixing base 241 and used for preventing the head bottom shell 242 from rotating during floating, when the head bottom shell 242 is at an initial position, a floating gap is disposed between the head bottom shell 242 and the fixing base 241, two sides of the first positioning bases 2412 are inclined planes, a side surface of the fixing base 241 is a conical plane, and a diameter of a contact end of the fixing base 241 and the head bottom shell 242 is wide, the diameter of the end, which is contacted with the fixed ring 244, of the fixed seat 241 is narrow.

This embodiment realizes being connected dismantled of fixing base and retainer plate through first buckle and corresponding complex first screens.

The depth of the first positioning base is greater than that of the first positioning opening, and the first positioning base is always positioned in the first positioning opening in the floating process, so that the rotation of the head bottom shell can be well prevented when the head bottom shell floats; in addition, the floating gap is arranged between the head bottom shell and the fixed seat, so that the floating can be avoided well when floating, and the floating smoothness is improved.

Two sides of the first positioning base are provided with inclined planes, so that the first positioning opening is more easily floated with the first positioning base in the floating process, floating jamming caused by surface-to-surface contact is prevented, and friction is reduced; thereby avoiding interference with the floating of the head chassis.

The fixing seat of the embodiment is designed to be a side conical surface, and because the diameter of the contact end of the fixing seat and the head bottom shell is wide and the diameter of the contact end of the fixing seat and the fixing ring is narrow, the gap between the fixing seat and the head bottom shell at the initial position can be reduced in the floating process, and the floating is smoother because the lower part is narrower and narrower in the floating process;

in specific implementation, due to the conical design, the radial clearance between the fixing seat and the head bottom shell at the initial position can be reduced to 0.1mm, so that the head bottom shell is more stable; in addition, the gap between the head bottom shell and the fixing ring can be correspondingly set to be 2.5 mm.

In a specific example, the fixing base 241 has an upper limiting surface 2413, the fixing ring 244 has a lower limiting surface 2442, and the head bottom shell 242 has a floating center 2423; when the head bottom shell 242 receives an external force, the floating central portion 2423 floats between the upper limit surface 2413 and the lower limit surface 2442 through the spring 243, the floating central portion 2423 is designed to be an arc surface, the upper limit surface 2413 of the fixing seat 241 is designed to be a plane, the spring 243 is a tower spring, the larger diameter end of the tower spring is in limit abutting joint with the bottom of the head bottom shell 242, the smaller diameter end of the tower spring is in limit abutting joint with the upper end of the fixing ring 244, the elastic protection sleeve 245 is a silica gel sleeve, a buckle 2451 is arranged at the upper part of the silica gel sleeve, and a bayonet 2424 correspondingly matched with the buckle 2451 is arranged on the head bottom shell 242.

The floating central point of the head bottom shell of the embodiment can be located at any point in the area between the upper limiting surface and the lower limiting surface, so that the floating is more flexible and the floating range is wider.

It can be understood that, because there is 2.5 mm's clearance between the head drain pan of this embodiment and the retainer plate, fixing base and head drain pan are radial clearance fit, like this when the effort is exerted to head drain pan axial direction, the head drain pan can with the fixing base between the axial direction present certain angle, when the angle reaches 10, the head drain pan can with retainer plate lower limit face contact to restrict its floating range. When the acting force disappears, the head bottom shell is reset to be in the initial position of the bottom of the upper limiting surface through the spring and the silica gel sleeve arranged between the head bottom shell and the fixing ring, and therefore 360-degree floating of the head is achieved.

The floating central part of this embodiment realizes through the cambered surface that spacing face and lateral wall contact mode are the line face contact on with the fixing base, reduces the frictional force of the in-process that floats, in addition, the in-process that the floating central part floated down again, because the side of fixing base is the circular conical surface, and narrow down about wide, consequently the floating central part is less and less with fixing base lateral wall contact pressure, also makes to float easier and smooth.

In the embodiment, the larger diameter end of the tower spring is in limit abutting joint with the bottom of the head bottom shell, so that a 360-degree floating effect can be better realized; in addition, it should be noted that the tower spring of this embodiment is in a compressed state when the head bottom case is in the floating state and the initial state, and when the head bottom case is not subjected to the external force, the head bottom case can be reset by the tower spring to return to the initial normal state.

When the bottom shell of the head part floats, the spring and the fixed seat arranged in the bottom shell of the head part can be limited and protected through the silica gel sleeve, and floating smoothness is not influenced; in addition, the buckle of this embodiment is provided with five pairs with the bayonet socket, through the cooperation installation of buckle and bayonet socket, realizes the removable installation of silica gel cover and head drain pan.

In a specific example, the bottom of the fixing ring 244 is non-circular, the parallel limiting ends on both sides of the bottom of the fixing ring 244 are provided with assembling holes 2443, the arc-shaped end at the bottom of the fixing ring 244 is provided with an anti-rotation block 2444, the shaver handle 1 comprises a body handle 11, a movement assembly 12, a movement cover 13, a movement spring 14, a body upper cover 15 and a rotating shaft 16 which are sequentially arranged in the body handle 11, the center of the upper cover 15 of the machine body is provided with a double-step hole 151, the elastic sheet 14 of the machine core is provided with a fixed buckle 141 and a limiting sheet 142, the fixing buckle 141 is arranged in the middle hole of the fixing ring 244 and is correspondingly matched with the assembly hole 2443, the limiting sheet 142 is overlapped with the parallel end at the bottom of the double-step hole 151 for preventing rotation, the fixing ring 244 and the elastic protection sleeve 245 are lapped in the double-step hole 151, and a rotation preventing hole 1511 correspondingly matched with the rotation preventing block 2444 is arranged in the double-step hole 151.

In the embodiment, the bottom shell floating assembly is installed in a matching mode through the core elastic sheet and the middle holes of the non-circular fixing rings of the bottom shell floating assembly and the mounting holes of the parallel limiting ends at the two sides of the bottom of the fixing ring, the bottom shell floating assembly is connected with the handle of the shaver in a detachable and fixed mode, in addition, the anti-rotation blocks at the arc-shaped ends at the bottom of the fixing ring are correspondingly matched with the anti-rotation holes in the double-step holes, the parallel ends of the limiting pieces and the bottom of the double-step holes are lapped, the mounting stability is improved, and the rotation is prevented.

In a specific example, the movement assembly 12 includes a movement bracket, and a motor, a circuit board, and a battery sequentially mounted on the movement bracket, a motor shaft of the motor is sequentially sleeved with a movement spring 14 and a rotating shaft 16, and the rotating shaft 16 is drivingly connected to the transmission shaft 231 of the gear carrier assembly 23 through a middle hole of the fixing base 241.

The motor of this embodiment drives pivot, transmission shaft through the motor shaft and rotates to drive the gear work operation on the carrier subassembly.

It should be noted that the core assembly and the core cover of this embodiment are connected through a motor screw, the core elastic sheet is lapped and passes through a corresponding double-step hole on the body upper cover, the fixing buckle is arranged on the body upper cover, the installed body upper cover is arranged on the core cover with the core support installed, the rotating shaft is arranged on the motor shaft in an interference fit manner, and finally the installed assembly is pushed into the body and then fixed on the back side.

See fig. 16-27: in a specific example, the floating knife net assembly includes a first knife net 211A, a first knife net rack 212A, a first head cover 213A, a first elastic sheet 214A, and a first positioning frame 215A, the first knife net rack 212A is installed on the first head cover 213A, the first knife net 211A is installed in the first knife net rack 212A, the first elastic sheet 214A and the first head cover 213A are installed in a matching manner and support the first knife net 211A in a floating manner, the first positioning frame 215A and the first head cover 213A are connected through a rotating buckle for limiting and fixing the first elastic sheet 214A, the first knife net 211A includes at least one cutting unit, a first central hole 2141A is disposed in the middle of the first elastic sheet 214A, a first positioning post 2131A corresponding to and matching with the first central hole 2141A is disposed on the first head cover 213A, a first positioning notch 2142A is disposed around the first central hole 2141A of the first elastic sheet 214A, the first head cap 213A is provided with a first limiting block 2132A correspondingly matched with the first positioning notch 2142A, and when the first knife net 211A includes two cutting units, the first positioning notches 2142A are uniformly distributed around the first central hole 2141A; the number of the first limiting blocks 2132A is two, and each first positioning notch 2142A is correspondingly matched with one first limiting block 2132A; when the first knife grid 211A includes three cutting units, the three first positioning notches 2142A are uniformly distributed around the first central hole 2141A; the number of the first limiting blocks 2132A is three, and each first positioning notch 2142A is correspondingly matched with one first limiting block 2132A.

This embodiment is through directly adopting shell fragment floating support sword net, then with the spacing fixed shell fragment of locating rack to directly detain the position with the skull and link together through the rotation, cancelled lock ring and knob, reduce part quantity, reduced cost of labor and mould cost.

This embodiment accomplishes the initial positioning of shell fragment and skull through the cooperation of centre bore and reference column and realizes the spacing fixed of circumference of shell fragment and skull through the corresponding cooperation of location breach and stopper.

The three positioning notches of the embodiment form a triangular positioning structure which is distributed around the central hole; through the one-to-one matching of the three positioning notches and the three limiting blocks, the limiting is firmer and more stable.

In a specific example, the first positioning column 2131A is provided with a first fastening position 21311A and a second fastening position 21312A along the height direction, the first positioning frame 215A is provided with a first rotating hole 2151A, and the periphery of the first rotating hole 2151A is provided with a third fastening position 21511A and a fourth fastening position 21512A along the hole depth direction; the first buckling position 21311A is correspondingly matched with the third buckling position 21511A, the second buckling position 21312A is correspondingly matched with the fourth buckling position 21512A, the first buckling position 21311A and the third buckling position 21511A are respectively a guide block and a guide groove, the second buckling position 21312A and the fourth buckling position 21512A are respectively an annular limiting guide block and an annular guide track, the annular limiting guide block comprises an annular block and an elastic semi-cylinder positioned on the annular block, and the annular guide track comprises an annular track and a first limiting groove (215121A) at the tail end of the annular track; when rotatably mounted, the annular block slides along the slide rails in the annular track and, when mounted in place, the elastic semi-cylinder slides in a first limiting groove (215121A) for preventing rotation, a first annular limiting block (215111A) is arranged on one side in the guide groove, when the rotary mounting is carried out, the guide block is limited above the first annular limiting block (215111A) for preventing the guide block from falling off in the vertical direction, the first elastic piece 214A is provided with a first floating support portion 2143A, the first floating support portion 2143A is disposed in an upward inclined manner with respect to the middle of the first elastic piece 214A, two ends of the first floating support portion 2143A are respectively provided with a first elastic angle 2144A, the first blade 211A is provided with a first notch 2111A correspondingly matched with the first elastic angle 2144A, the first floating support portion 2143A and the first elastic angles 2144A at two ends are used together to limit the floating support of the first blade mesh 211A.

It should be noted that, in this embodiment, the third fastening position on the positioning frame passes through the first fastening position on the head cover, and then the positioning frame is rotated to match the fourth fastening position with the second fastening position on the head cover in place, so as to complete the assembly.

This embodiment is through the cooperation installation of mutually between guide block and guide way and annular stopper, annular piece and the terminal spacing groove of elasticity semicircle that is located the annular piece, circular orbit and circular orbit, has realized detaining the spacing connection of position through the rotation between locating rack and the skull, and structural design is novel, and is stable firm.

This embodiment carries out better support location to the sword net through floating support portion and bullet angle, and the mounting that the sword net was realized to floating support portion and bullet angle through the tilt up design of shell fragment floats, and it is effectual to float the mounting.

In summary, the floating net structure of the shaver of the present embodiment includes a net, a net frame, a head cover, a spring plate, and a positioning frame; install the sword net rack on the hood earlier, then with sword net installation and sword net rack in, the shell fragment passes through the reference column cooperation of centre bore and skull, the bullet angle of shell fragment through with the breach cooperation on the sword net with the sword net spacing that floats, set up the locating rack on the hood of assembly shell fragment through rotatory hole, wherein the third on the locating rack is detained the position and is passed the first position of detaining of hood, according to the rotatory locating rack of the direction that the arrow point shows makes the fourth detain the position and the cooperation of the second on the skull of detaining, accomplish the assembly. After the installation is accomplished, the sword net can float about through the unsteady supporting part and the bullet angle of shell fragment.

See fig. 28-33: in a specific example, the fixed blade net assembly includes a second head cover 214B, a second blade net 211B mounted on the second head cover 214B, a second blade net frame 212B, and a second blade net fixing base 213B, the second knife net 211B is in limit lapping connection with the second knife net rack 212B, the second knife net fixing seat 213B is detachably arranged in a buckling position of the second knife net rack 212B for fixing, pressing and limiting the second knife net 211B, a second notch 2111B is arranged at the overlapping end of the second knife net 211B, a second limit block 2121B correspondingly matched with the second notch 2111B is arranged on the second knife net rack 212B, two sides of the overlapping end are respectively provided with a second notch 2111B, each second notch 2111B is correspondingly matched with a second limit block 2121B, two sides of the second knife net fixing seat 213B are respectively provided with a second push-in button 2131B, and two sides of the second knife net rack 212B are provided with corresponding and matched second locking buckle positions 2122B.

In the embodiment, the cutter mesh is limited and lapped on the cutter mesh frame, and the cutter mesh fixing frame is detachably arranged in the cutter mesh frame buckling position to fix, compress and limit the cutter mesh, so that the cutter mesh can be detached; when the knife net is damaged, a user can detach the knife net fixing frame to replace or clean the knife net, and then push the knife net fixing frame to complete the replacement of the knife net, so that the service life of the whole machine is prolonged, the use cost is reduced, and the health of the user is protected.

The breach on the overlap joint end of sword net corresponds the overlap joint on first stopper with this embodiment, and the spacing mounting surface of packing into the sword net rack of sword net to effectively prevent the rotation of operation in-process sword net.

This embodiment carries out the overlap joint spacing through two breachs and two first stoppers that correspond the matching, and the stability of installation is improved to the rotation takes place for preventing that the sword net that can be better.

In a specific example, the second push-in fastener 2131B includes an L-shaped guide block 21311B, a resilient semi-circular retention post 21312B, the elastic semicircular limiting column 21312B is positioned at the top end of the lower part of the L-shaped guide block 21311B, the second locking clasp 2122B comprises an inverted L-shaped locking block 21221B and a limiting hole 21222B correspondingly matched with the L-shaped guide block 21311B, the limiting hole 21222B is located at the bottom end of the upper portion of the inverted L-shaped locking block 21221B, the limiting hole 21222B is correspondingly matched with the elastic semicircular limiting column 21312B, a positioning stop 21223B is arranged at the inner end of the vertical side of the inverted L-shaped locking block 21221B, when the second blade net fixing seat 213B is mounted in place, the positioning stop 21223B abuts against the side wall of the L-shaped guide block 21311B, a second limiting block 2123B is arranged above the end of the mounting surface of the second knife net rack 212B, the second limiting block 2123B is matched with the top of the end of the second knife net fixing seat 213B for limiting.

This embodiment is through the L type guide block of the both sides of sword net fixing base and the L type latch segment of falling of corresponding matching on the sword net frame coordinate the location direction, along the installation face back that targets in place, spacing hole and the spacing post of elasticity semicircle type can accomplish the locking, and at this moment, sword net fixing base can realize compressing tightly the spacing of sword net.

The location dog of this embodiment can improve the installation stability of sword net fixing base, and stopper on the sword net frame of this embodiment is spacing with the terminal top cooperation of sword net fixing base, can prevent effectively that the sword net fixing base from taking place the ascending rocking of upper and lower side, improves installation stability.

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, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The head floating shaver is characterized by comprising a shaver handle (1) and a shaver head assembly (2), wherein the shaver head assembly (2) comprises a head cover assembly (21), a frame clamping assembly (22), a gear carrier assembly (23) and a bottom shell floating assembly (24) which are sequentially installed, the bottom shell floating assembly (24) is installed on the shaver handle (1), and the head cover assembly (21) is a floating cutter mesh assembly or a fixed cutter mesh assembly.

2. The head floating shaver according to claim 1, wherein the bottom floating assembly (24) comprises a fixed base (241), a head bottom shell (242), a spring (243), a fixed ring (244) and an elastic protection sleeve (245), the fixed base (241) is connected with the fixed ring (244), the head bottom shell (242) is arranged between the fixed base (241) and the fixed ring (244), the spring (243) and the elastic protection sleeve (245) are installed between the head bottom shell (242) and the fixed ring (244), and the head bottom shell (242) is in clearance fit with the fixed ring (244) and is supported in a floating manner by the spring (243).

3. The head floating shaver according to claim 2, wherein the fixed base (241) is detachably connected with the fixed ring (244) through a fastening position, the fixed base (241) is provided with a first fastener (2411) at two opposite positions at the lower part of the fixed base (241), the fixed ring (244) is provided with a first fastener (2441) at two opposite positions at the upper part of the fixed ring (244) which is correspondingly matched with the first fastener (2411), the head bottom shell (242) is provided with a mounting hole (2421) in the middle, the mounting hole (2421) is provided with a first positioning hole (2422) at two opposite positions at the circumferential side, the fixed base (241) is provided with a first positioning base (2412) which is correspondingly matched with the first positioning hole (2422) at two opposite positions at the upper part of the fixed base (241) for preventing the head bottom shell (242) from rotating when floating, and when the head bottom shell (242) is at the initial position, a floating gap is arranged between the head bottom shell (242) and the fixed base (241), the two sides of the first positioning base (2412) are inclined planes, the side surface of the fixed seat (241) is a conical surface, the diameter of the contact end of the fixed seat (241) and the head bottom shell (242) is wide, and the diameter of the contact end of the fixed seat (241) and the fixed ring (244) is narrow.

4. The head floating shaver according to claim 2 wherein the holder (241) is provided with an upper limit surface (2413), the retainer ring (244) is provided with a lower limit surface (2442), and the head base shell (242) is provided with a floating center portion (2423); when head drain pan (242) received external force, unsteady central part (2423) floated between upper limit face (2413) and lower limit face (2442) through spring (243), unsteady central part (2423) be the cambered surface design, upper limit face (2413) of fixing base (241) are planar design, spring (243) are tower spring, the great end of diameter of tower spring and the spacing butt in bottom of head drain pan (242), the less end of diameter of tower spring and the spacing butt in upper end of retainer plate (244), elastic protection cover (245) are the silica gel cover, silica gel cover upper portion is equipped with buckle (2451), be equipped with bayonet socket (2424) that correspond the matching with buckle (2451) on head drain pan (242).

5. The head floating shaver according to claim 2, wherein the bottom of the fixing ring (244) is non-circular, the parallel limit ends at both sides of the bottom of the fixing ring (244) are provided with assembly holes (2443), the arc-shaped end at the bottom of the fixing ring (244) is provided with an anti-rotation block (2444), the shaver handle (1) comprises a machine body handle (11), a machine core assembly (12), a machine core cover (13), a machine core spring plate (14), a machine body upper cover (15) and a rotating shaft (16) which are sequentially arranged in the machine body handle (11), the center of the machine body upper cover (15) is provided with a double-step hole (151), the machine core spring plate (14) is provided with a fixing buckle (141) and a limit piece (142), the fixing buckle (141) is arranged in the middle hole of the fixing ring (244) and correspondingly matched with the assembly holes (2443), the limit piece (142) is lapped with the parallel end at the bottom of the double-step hole (151) for positioning, the fixing ring (244) and the elastic protection sleeve (245) are lapped in the double-step hole (151), and an anti-rotation hole (1511) which is correspondingly matched with the anti-rotation block (2444) is arranged in the double-step hole (151).

6. The head floating shaver according to claim 5, wherein the cartridge assembly (12) comprises a cartridge holder and a motor, a circuit board and a battery sequentially mounted on the cartridge holder, a cartridge spring (14) and a rotating shaft (16) are sequentially sleeved on a motor shaft of the motor, and the rotating shaft (16) is in driving coupling connection with a transmission shaft (231) of the gear holder assembly (23) through a middle hole of the fixing base (241).

7. The head floating shaver according to claim 1, wherein the floating shaver net assembly comprises a first shaver net (211A), a first shaver net rack (212A), a first head cover (213A), a first elastic sheet (214A) and a first positioning frame (215A), the first shaver net rack (212A) is mounted on the first head cover (213A), the first shaver net (211A) is mounted in the first shaver net rack (212A), the first elastic sheet (214A) is mounted with the first head cover (213A) in a matching manner and supports the first shaver net (211A) in a floating manner, the first positioning frame (215A) is connected with the first head cover (213A) through a rotary fastening position for fixing the first elastic sheet (214A) in a limiting manner, the first shaver net (211A) comprises at least one cutting unit, a first elastic sheet (2141A) is arranged in the middle of the first elastic sheet (214A), the first head cover (213A) is provided with a first positioning column (2131A) correspondingly matched with the first central hole (2141A), the periphery of the first central hole (2141A) of the first elastic sheet (214A) is provided with a first positioning gap (2142A), the first head cover (213A) is internally provided with a first limiting block (2132A) correspondingly matched with the first positioning gap (2142A), and when the first knife net (211A) comprises two cutting units, the number of the first positioning gaps (2142A) is two, and the first positioning gaps are uniformly distributed on the periphery of the first central hole (2141A); the number of the first limiting blocks (2132A) is two, and each first positioning notch (2142A) is correspondingly matched with one first limiting block (2132A); when the first cutter mesh (211A) comprises three cutting units, the number of the first positioning notches (2142A) is three, and the first positioning notches are uniformly distributed around the first center hole (2141A); the number of the first limiting blocks (2132A) is three, and each first positioning notch (2142A) is correspondingly matched with one first limiting block (2132A).

8. The floating cutter net structure of the shaver according to claim 7, wherein the first positioning column (2131A) is provided with a first fastening position (21311A) and a second fastening position (21312A) along the height direction, respectively, the first positioning frame (215A) is provided with a first rotating hole (2151A), and the periphery of the first rotating hole (2151A) is provided with a third fastening position (21511A) and a fourth fastening position (21512A) along the hole depth direction; the first buckling position (21311A) is correspondingly matched with a third buckling position (21511A), the second buckling position (21312A) is correspondingly matched with a fourth buckling position (21512A), the first buckling position (21311A) and the third buckling position (21511A) are respectively a guide block and a guide groove, the second buckling position (21312A) and the fourth buckling position (21512A) are respectively an annular limiting guide block and an annular guide track, the annular limiting guide block comprises an annular block and an elastic semi-cylinder positioned on the annular block, and the annular guide track comprises an annular track and a first limiting groove (215121A) at the tail end of the annular track; when rotatably mounted, the annular block slides along the slide rails in the annular track and, when mounted in place, the elastic semi-cylinder slides in a first limiting groove (215121A) for preventing rotation, a first annular limiting block (215111A) is arranged on one side in the guide groove, when the rotary mounting is carried out, the guide block is limited above the first annular limiting block (215111A) for preventing the guide block from falling off in the vertical direction, the first elastic sheet (214A) is provided with a first floating supporting part (2143A), the first floating supporting part (2143A) is arranged in an upward inclined way relative to the middle of the first elastic sheet (214A), two ends of the first floating support part (2143A) are respectively provided with a first elastic angle (2144A), the first knife net (211A) is provided with a first notch (2111A) correspondingly matched with the first elastic angle (2144A), the first floating support portion (2143A) and the first elastic angles (2144A) at the two ends are used for limiting and floating supporting the first knife net (211A) together.

9. The head floating shaver according to claim 1, wherein the fixed cutter mesh assembly comprises a second head cover (214B), a second cutter mesh (211B) mounted on the second head cover (214B), a second cutter mesh holder (212B) and a second cutter mesh holder (213B), the second cutter mesh (211B) is in limited overlapping connection with the second cutter mesh holder (212B), the second cutter mesh holder (213B) is detachably mounted in a buckling position of the second cutter mesh holder (212B) for fixing and pressing the second cutter mesh (211B) for limiting, a second notch (2111B) is provided at the overlapping end of the second cutter mesh (211B), a second stopper (2121B) corresponding to the second notch (2111B) is provided on the second cutter mesh holder (212B), a second notch (2111B) is provided at each side of the overlapping end, each second notch (2111B) is corresponding to a second stopper (2121B), and second push-in buckling positions (2131B) are arranged on two sides of the second knife net fixing seat (213B), and second locking buckling positions (2122B) which are correspondingly matched are arranged on two sides of the second knife net rack (212B).

10. The floating head shaver according to claim 9, wherein the second push-in button (2131B) comprises an L-shaped guide block (21311B), an elastic semicircular position-limiting post (21312B), the elastic semicircular position-limiting post (21312B) is located at the top of the lower portion of the L-shaped guide block (21311B), the second locking button (2122B) comprises an inverted L-shaped locking block (21221B) correspondingly matched with the L-shaped guide block (21311B), a position-limiting hole (21222B), the position-limiting hole (21222B) is located at the bottom of the upper portion of the inverted L-shaped locking block (21221B), the position-limiting hole (21222B) correspondingly matched with the elastic semicircular position-limiting post (21312B), the inner end of the vertical side of the inverted L-shaped locking block (21221B) is provided with a positioning stopper (21223B), and when the second net fixing seat (213B) is installed in place, the positioning stopper (21223B) abuts against the side wall of the L-shaped guide block (21311B), and a second limiting block (2123B) is arranged above the tail end of the mounting surface of the second knife net rack (212B), and the second limiting block (2123B) is matched with the top of the tail end of the second knife net fixing seat (213B) for limiting.