CN214520327U - Electric nursing tool with independent tool bit assembly - Google Patents

Abstract

The utility model discloses an electronic care implement with stand alone type tool bit subassembly. The cutter head assembly is characterized by comprising a machine body, a support piece arranged on the machine body and a cutter head assembly supported by the support piece, wherein the cutter head assembly comprises a cutter head, a cutter net at least partially shielding the cutter head and a power unit driving the cutter head to rotate. The utility model has the advantages that: the position of the cutter head assembly is manually or automatically adjusted in at least two directions to perfectly match the facial profile of the consumer, improving the user experience.

Description

Electric nursing tool with independent tool bit assembly

Cross Reference to Related Applications

The present application is filed and claims priority from chinese patent application No. 2020108920680 filed on a date of 28/8/2020, which is hereby incorporated by reference in its entirety.

Technical Field

The utility model relates to an electronic care implement with stand alone type tool bit subassembly.

Background

Electric nursing tools, such as shavers, hair removers and the like, are used as small electric appliances widely used in daily life, and bring great convenience to the life of people. However, the angle of the upper cutter head of the existing electric shaver floats and swings at a smaller angle, and meanwhile, because the motor can generate noise and vibration when shaving, the shaving experience that consumers can perfectly match the facial profile of the users can not be provided, and the integration of small size, portability and strong performance is difficult to achieve.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is: an electric care tool with a freestanding bit assembly is provided, the position of the bit assembly is manually or automatically adjusted in at least two directions, perfectly matching the consumer's facial profile, improving the user experience.

The utility model discloses a first technical scheme is: an electric care tool having a freestanding bit assembly, comprising: the cutter head assembly comprises a cutter head, a cutter net at least partially shielding the cutter head and a power unit driving the cutter head to rotate.

On the basis of the technical scheme, the method further comprises the following subsidiary technical scheme:

preferably, the cutter head assembly is deflectable in a first direction relative to the support member and the power unit is deflectable in a first direction relative to a body, wherein the body houses a battery.

Preferably, the power unit is located at the outer side of the body, and the central line of the power unit intersects with the extending direction of the body at an angle larger than 45 degrees.

Preferably, the support rotates in a second direction relative to the fuselage.

Preferably, the cutter head assembly further comprises a cutter net fixing ring for fixing one side of the cutter net, a cutter net supporting frame matched and fixed with the other side of the cutter net, and a gear set used for transmission and arranged between the cutter head and the power unit.

Preferably, the supporting member is sleeved at the top end of the machine body and comprises a supporting arm and a supporting ring which is positioned at the bottom of the supporting arm and is integrally connected, wherein the supporting ring can rotate around the rotating shaft relative to the machine body.

Preferably, the supporting arm is provided with a supporting arm inner cavity, a supporting arm limiting lug arranged in the supporting arm inner cavity, a stop part arranged in the supporting arm inner cavity and rotating in the first direction, and a stop part connecting piece used for fixedly connecting the stop part with the cutter head component; the upper end of the support ring is internally provided with a central cavity, an annular part positioned at the bottom of the central cavity and a machine body connecting piece which limits the annular part, is connected with the machine body and allows the annular part to relatively move; the lower end of the support ring is provided with a limit cavity, a support base part for isolating the free cavity from the limit cavity, a limit lug which is arranged on the support base part and protrudes downwards, a limit bulge adjacent to the limit lug and a limit central hole positioned at the center of the limit lug.

Preferably, the machine body comprises a first arc-shaped section, a second arc-shaped section, an elastic part cavity surrounded by the first arc-shaped section and the second arc-shaped section, a central part located in the elastic part cavity, an elastic part located in the elastic part cavity and arranged around the central part in an arc shape, a pair of stop blocks arranged at two ends of the elastic part, and a stop groove located between the two stop blocks, wherein a height difference exists between the bottom end surface of the limit bump and the bottom end surface of the limit bump, the limit bump rotates and moves in the stop groove, and the limit bump is limited by two tail ends of the first arc-shaped section along the track of the second arc-shaped section.

The second technical scheme of the utility model is: a freestanding bit assembly for rotation relative to a body of a shaver, comprising: the cutter comprises a cutter head, a cutter net at least partially shielding the cutter head, a power unit driving the cutter head to rotate, a cutter net support ring matched with one end of the cutter net, a cutter net support frame matched with the other end of the cutter net, and a gear set used for transmission and arranged between the cutter head and the power unit.

Preferably, the free-standing cutter head assembly is electrically connected to the body by a wire, and the wire is rotated through a shaft center thereof so as to electrically connect the battery and the motor.

The third technical proposal of the utility model is that: a freestanding bit assembly for rotatable and detachable connection relative to a body of a shaver, comprising: the shaver comprises a shaver head, a shaver net at least partially shielding the shaver head, and a power unit driving the shaver head to rotate, wherein the shaver head or the shaver net is separately arranged above a shaver body.

Preferably, the free-standing cutter head assembly is electrically connected to the body by a wire, and the wire is rotated through a shaft center thereof so as to electrically connect the battery and the motor.

The utility model has the advantages that: the position of the cutter head assembly is manually or automatically adjusted in at least two directions to perfectly match the facial profile of the consumer, improving the user experience.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is a front view of an embodiment of the present invention;

fig. 2 is a rear view of an embodiment of the present invention;

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

fig. 4 is a front view of the body according to an embodiment of the present invention;

FIG. 5 is a schematic view of a cutter head assembly in an embodiment of the invention, with the interior portions shown;

FIG. 6 is a schematic view of the rotation of the tool head assembly relative to the support member in an embodiment of the invention;

FIG. 7 is a schematic view of the rotation of the cutter head assembly relative to the body in an embodiment of the present invention;

FIG. 8 is a schematic view of another embodiment of a support member according to an embodiment of the present invention;

FIG. 9 is an exploded view of the retainer ring and gear ring of FIG. 8;

fig. 10 is a perspective view of another embodiment of the present invention;

FIG. 11 is a schematic view of a separate body and bit assembly according to another embodiment of the present invention;

FIG. 12 is a view similar to FIG. 10 with the internal structure of the support partially exposed;

FIG. 13 is similar to FIG. 12 with the support member removed;

FIG. 14 is similar to FIG. 13 with the support member removed;

fig. 15 is a perspective view of the support member in another embodiment of the present invention after it has been inverted;

fig. 16 is a cross-sectional view of another embodiment of the present invention with the cutter head assembly removed;

FIG. 17 is a perspective view of another embodiment of the present invention with the cutter head assembly removed and the support member in an initial state;

FIG. 18 is a perspective view similar to FIG. 17, but after the support member has been rotated through an angle;

fig. 19 is a side view of another embodiment of the invention with the support arm internal structure partially illustrated and the cutter head assembly in an initial state;

FIG. 20 is a view similar to FIG. 19, with the cutter head assembly in a rotated condition;

FIG. 21 is a view similar to FIG. 20, with the bit assembly locked;

FIG. 22 is a schematic view of a stop portion in another embodiment of the present invention;

FIG. 23 is similar to FIG. 21 with the cutter head assembly partially disclosed.

Detailed Description

Example (b): as shown in fig. 1-10, the present invention provides a first embodiment of an electric care tool, preferably a shaver, a hair clipper, a sideburns cutter, a shaver, a trimmer, a hair remover, etc., having a freestanding bit assembly, comprising: a body 100, a support 200 disposed on the body 100, and a cutter head assembly 300 supported by the support 200, wherein the cutter head assembly 300 includes a cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, and a power unit 350 driving the cutter head 330 to rotate. The power unit 350 is preferably a dc brushed or brushless motor. The cutter head assembly 300 is a separate assembly from the body 100 and may be removable and separately washable.

The body 100 is a column shape extending in a direction approximately vertical to the horizontal plane, a body cavity 110 for accommodating a battery is arranged in the body 100, a display screen 120 is arranged on the outer side of the body cavity, and the display screen 120 can display parameters such as working state, battery capacity, battery working time and tool bit using times, and can be opened or closed in a touch screen mode.

The support member 200 is disposed at the top end of the body 100 and has a substantially L-shape including a support arm 210, and a support ring 220 integrally connected to the support arm 210 at the bottom thereof, wherein the support ring 220 is rotatable about a rotation axis 222 with respect to the body 100. The outer side of the support arm 210 is provided with a locking hole 230, and a locking button 240 movable in the locking hole 230. A shaft hole 212 is provided inside the support arm 210 and adjacent to the locking hole 230. The receiving space 260 formed between the support arm 210 and the support ring 220 is used to receive the cutter head assembly 300 and allow rotational movement of the cutter head assembly 300. To ensure that the supporting member 200 rotates and is positioned at each angle relative to the main body 100, the supporting member 200 further includes a fixing ring 250 disposed in the supporting ring 220, and the supporting ring 220 is provided with a plurality of teeth 224 on the inner wall; the stationary ring 250 includes a stationary ring hole 252 allowing the rotation shaft 222 to pass therethrough, an elastic member seat 254 adjacent to the stationary ring hole 252 at one side, and an ejection hole 256 at the other side of the elastic member seat 254. The elastic member seat 254 is used for receiving the elastic member and the protrusion supported by the elastic member and fixed in cooperation with the tooth portion 224. The support ring 220 can rotate relative to the stationary ring 250, while the stationary ring 250 is relatively stationary.

Cutting-head assembly 300 includes a housing 310, and a connection cap 320 at least partially encasing housing 310. Housing 310 has a power chamber 302 therein that houses a power unit 350. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. Connecting axle 322 one end sets up on connecting cover 320, and the other end then can dismantle with shaft hole 212 and be connected, also can connect through the mode of magnetism, the dismantlement and the washing of the tool bit subassembly 300 of being more convenient for. The locking knob 240 is in cam locking engagement with the other end of the coupling shaft 322 for locking rotation of the coupling shaft 322 against rotation of the bit assembly 300.

Preferably, the cutter head assembly 300 is deflected in a first direction with respect to the support member 200, wherein the first direction is a direction perpendicular to a horizontal plane, i.e., parallel to the extending direction of the body 100.

Preferably, the power unit 350 is located at the outer side of the body 100 and its center line intersects the extending direction of the body 100 at an angle greater than 45 degrees.

Preferably, the support member 200 is rotated in a second direction with respect to the body 100, wherein the second direction is a direction parallel to the horizontal plane, i.e., perpendicular to the extending direction of the body 100.

Preferably, the cutter head assembly 300 further includes a cutter head net fixing ring 340 for fixing one side of the cutter head net 330, a cutter head net supporting frame for fixing the other side of the cutter head net 330, and a gear set 360 for transmission and disposed between the cutter head 329 and the power unit 350, wherein the gear set 360 may be a planetary gear set or a reduction transmission mechanism such as a worm gear. The cutter head mesh support frame and gear set 360 are received by the power cavity 302.

The cutter head 329 in this embodiment is of modular replaceable design, compatible with conventional three-head razor heads: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides a second embodiment of an electric care tool having a freestanding bit assembly, comprising: the cutter head assembly comprises a cutter head, a cutter head net at least partially shielding the cutter head and a power unit driving the cutter head to rotate.

Preferably, the cutter head assembly is deflected in a first direction relative to the body, wherein the first direction is a direction perpendicular to the horizontal plane, i.e. parallel to the extension direction of the body.

Preferably, the power unit is located outside the fuselage and its centerline intersects the direction of extension of the fuselage at an angle greater than 45 degrees, preferably an obtuse angle in operation.

Preferably, the cutter head assembly is rotated relative to the body in a second direction, wherein the second direction is a direction parallel to the horizontal plane, i.e. perpendicular to the extension direction of the body.

Preferably, the cutter head assembly further comprises a cutter head net fixing ring for fixing one side of the cutter head net, a cutter head net supporting frame matched and fixed with the other side of the cutter head net, and a gear set used for transmission and arranged between the cutter head and the power unit, wherein the gear set can be a planetary gear set or a reduction transmission mechanism such as a worm gear and the like.

In the embodiment, the cutter head adopts a modular replaceable design, and can be a cutter head, a brush head, a massage head, a nursing head and the like. Wherein the tool bit can be compatible except that traditional three razor tool bits: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

As shown in fig. 6 in combination with fig. 1, the present invention provides a third embodiment of a free standing shaving head assembly, rotatable relative to a shaver body 100, comprising: the cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, a power unit 350 driving the cutter head 330 to rotate, a cutter head net fixing ring 340 fixing one side of the cutter head net 330, a cutter head net supporting frame fixedly matched with the other side of the cutter head net 330, and a gear set 360 used for transmission and arranged between the cutter head 329 and the power unit 350, wherein the gear set 360 can be a planetary gear set or a speed reduction transmission mechanism such as a worm gear and the like. The power unit 350 is preferably a dc brushed or brushless motor.

In the embodiment, the cutter head adopts a modular replaceable design, and can be a cutter head, a brush head, a massage head, a nursing head and the like. Wherein the tool bit can be compatible except that traditional three razor tool bits: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Similar to the third embodiment, the present invention provides a fourth embodiment of a free standing shaving head assembly that rotates relative to the body 100 of the shaver, comprising: a cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, and a power unit 350 driving the cutter head 330 to rotate, wherein the cutter head 329 or the cutter head net 330 is separately provided above the body 100 of the shaver. The power unit 350 is preferably a dc brushed or brushless motor. The present embodiment further includes a cutter head net fixing ring 340 fixing one side of the cutter head net 330, a cutter head net support frame fixed in cooperation with the other side of the cutter head net 330, and a gear set 360 for transmission and disposed between the cutter head 329 and the power unit 350.

In the embodiment, the cutter head adopts a modular replaceable design, and can be a cutter head, a brush head, a massage head, a nursing head and the like. Wherein the tool bit can be compatible except that traditional three razor tool bits: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides a fifth embodiment of a care implement having a freestanding bit assembly, comprising: a body 100, a support 200 disposed on the body 100, and a cutter head assembly 300 supported by the support 200, wherein the cutter head assembly 300 includes a cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, and a power unit 350 driving the cutter head 330 to rotate. The power unit 350 is preferably a dc brushed or brushless motor. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322.

The body 100 is a column shape extending in a direction approximately vertical to the horizontal plane, a body cavity 110 for accommodating a battery is arranged in the body 100, a display screen 120 is arranged on the outer side of the body cavity, and the display screen 120 can display parameters such as working state, battery capacity, battery working time and tool bit using times, and can be opened or closed in a touch screen mode.

The support member 200 is disposed at the top end of the body 100 and has a substantially L-shape including a support arm 210, and a support ring 220 integrally connected to the support arm 210 at the bottom thereof, wherein the support ring 220 is rotatable about a rotation axis 222 with respect to the body 100. The outer side of the support arm 210 is provided with a locking hole 230, and a locking button 240 movable in the locking hole 230. A shaft hole 212 is provided inside the support arm 210 and adjacent to the locking hole 230. The receiving space 260 formed between the support arm 210 and the support ring 220 is used to receive the cutter head assembly 300 and allow rotational movement of the cutter head assembly 300. To ensure that the supporting member 200 rotates and is positioned at each angle relative to the main body 100, the supporting member 200 further includes a fixing ring 250 disposed in the supporting ring 220, and the supporting ring 220 is provided with a plurality of teeth 224 on the inner wall; the stationary ring 250 includes a stationary ring hole 252 allowing the rotation shaft 222 to pass therethrough, an elastic member seat 254 adjacent to the stationary ring hole 252 at one side, and an ejection hole 256 at the other side of the elastic member seat 254. The elastic member seat 254 is used for receiving the elastic member and the protrusion supported by the elastic member and fixed in cooperation with the tooth portion 224. The support ring 220 can rotate relative to the stationary ring 250, while the stationary ring 250 is relatively stationary.

Cutting-head assembly 300 includes a housing 310, and a connection cap 320 at least partially encasing housing 310. Housing 310 has a power chamber 302 therein that houses a power unit 350. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. Connecting axle 322 one end sets up on connecting cover 320, and the other end then can dismantle with shaft hole 212 and be connected, also can connect through the mode of magnetism, the dismantlement and the washing of the tool bit subassembly 300 of being more convenient for. The locking knob 240 is cam-engaged with the other end of the connecting shaft 322 for locking rotation of the connecting shaft 322 against rotation of the cutter head assembly 300.

Preferably, the cutter head assembly 300 is deflected in a first direction with respect to the support member 200, wherein the first direction is a direction perpendicular to a horizontal plane, i.e., parallel to the extending direction of the body 100.

Preferably, the power unit 350 is located at the outer side of the body 100 and its center line intersects the extending direction of the body 100 at an angle greater than 45 degrees.

Preferably, the support member 200 is rotated in a second direction with respect to the body 100, wherein the second direction is a direction parallel to the horizontal plane, i.e., perpendicular to the extending direction of the body 100.

Preferably, the cutter head assembly 300 further includes a cutter head net fixing ring 340 for fixing one side of the cutter head net 330, a cutter head net supporting frame for fixing the other side of the cutter head net 330, and a gear set 360 for transmission and disposed between the cutter head 329 and the power unit 350, wherein the gear set 360 may be a planetary gear set or a reduction transmission mechanism such as a worm gear.

The cutter head 329 in this embodiment is of modular replaceable design, compatible with conventional three-head razor heads: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides a sixth embodiment of a care implement having a freestanding bit assembly, comprising: a body 100, a support 200 disposed on the body 100, and a cutter head assembly 300 supported by the support 200, wherein the cutter head assembly 300 includes a cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, and a power unit 350 driving the cutter head 330 to rotate. The power unit 350 is preferably a dc brushed or brushless motor. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. The support member 200 is connected to the body 100 by a rotation shaft 222, and the support member 200 rotates in the second direction about the rotation shaft 222.

The body 100 is a column shape extending in a direction approximately vertical to the horizontal plane, a body cavity 110 for accommodating a battery is arranged in the body 100, a display screen 120 is arranged on the outer side of the body cavity, and the display screen 120 can display parameters such as working state, battery capacity, battery working time and tool bit using times, and can be opened or closed in a touch screen mode.

The supporting member 200 is disposed at the top end of the body 100, and has a substantially L-shape including a supporting arm 210, and a supporting ring 220 located at the bottom of the supporting arm 210 and integrally connected to and sleeved on the top end of the body 100, wherein the supporting ring 220 is rotatable about a rotation axis 222 relative to the body 100. The outer side of the support arm 210 is provided with a locking hole 230, and a locking button 240 movable in the locking hole 230. A shaft hole 212 is provided inside the support arm 210 and adjacent to the locking hole 230. The receiving space 260 formed between the support arm 210 and the support ring 220 is used to receive the cutter head assembly 300 and allow rotational movement of the cutter head assembly 300. To ensure that the supporting member 200 rotates and is positioned at each angle relative to the main body 100, the supporting member 200 further includes a fixing ring 250 disposed in the supporting ring 220, and the supporting ring 220 is provided with a plurality of teeth 224 on the inner wall; the stationary ring 250 includes a stationary ring hole 252 allowing the rotation shaft 222 to pass therethrough, an elastic member seat 254 adjacent to the stationary ring hole 252 at one side, and an ejection hole 256 at the other side of the elastic member seat 254. The elastic member seat 254 is used for receiving the elastic member and the protrusion supported by the elastic member and fixed in cooperation with the tooth portion 224. The support ring 220 can rotate relative to the stationary ring 250, while the stationary ring 250 is relatively stationary.

Cutting-head assembly 300 includes a housing 310, and a connection cap 320 at least partially encasing housing 310. Housing 310 has a power chamber 302 therein that houses a power unit 350. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. Connecting axle 322 one end sets up on connecting cover 320, and the other end then can dismantle with shaft hole 212 and be connected, also can connect through the mode of magnetism, the dismantlement and the washing of the tool bit subassembly 300 of being more convenient for. The locking knob 240 is in cam locking engagement with the other end of the coupling shaft 322 for locking rotation of the coupling shaft 322 against rotation of the bit assembly 300.

Preferably, the cutter head assembly 300 is deflected in a first direction with respect to the support member 200, wherein the first direction is a direction perpendicular to a horizontal plane, i.e., parallel to the extending direction of the body 100.

Preferably, the power unit 350 is located at the outer side of the body 100 and its center line intersects the extending direction of the body 100 at an angle greater than 45 degrees.

Preferably, the support member 200 is rotated in a second direction with respect to the body 100, wherein the second direction is a direction parallel to the horizontal plane, i.e., perpendicular to the extending direction of the body 100.

Preferably, the cutter head assembly 300 further includes a cutter head net fixing ring 340 for fixing one side of the cutter head net 330, a cutter head net supporting frame for fixing the other side of the cutter head net 330, and a gear set 360 for transmission and disposed between the cutter head 329 and the power unit 350, wherein the gear set 360 may be a planetary gear set or a reduction transmission mechanism such as a worm gear.

The cutter head 329 in this embodiment is of modular replaceable design, compatible with conventional three-head razor heads: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides a seventh embodiment of a care implement having a freestanding bit assembly, comprising: fuselage and the tool bit subassembly that is connected and relatively rotatory with the fuselage, wherein the tool bit subassembly includes that tool bit, at least part shield the tool bit net of tool bit, drive the rotatory power unit of tool bit and with the arc arch or the arc chamber adjacent of power unit, and the fuselage then is provided with the arc chamber or the arc arch of being connected with the arc arch or arc chamber cooperation, just the arc arch or the arc chamber of tool bit subassembly are relative the arc chamber or the arc arch of fuselage are relative rotation in two at least directions. The first direction is a direction perpendicular to the horizontal plane, i.e. parallel to the extending direction of the body, and the second direction is a direction parallel to the horizontal plane, i.e. perpendicular to the extending direction of the body. The arc-shaped bulge is preferably a sphere, and the arc-shaped cavity is a spherical cavity, so that the large-amplitude up-down and left-right position adjustment is realized, and the angle range is larger than 180 degrees. The power transmission of the machine body and the cutter head assembly can be realized in a wireless or wired mode, wherein the wireless mode is a coil electromagnetic induction mode, a charger is arranged in the machine body, the charger and the power unit transmit energy in a magnetic field, and the charger and the power unit are not connected through a wire. The wired mode can be realized by passing through an electric wire through the rotating center of the arc-shaped bulge or the arc-shaped cavity, and the energy transmission is realized.

Preferably, the cutter head assembly further comprises a cutter head net fixing ring for fixing one side of the cutter head net, a cutter head net supporting frame matched and fixed with the other side of the cutter head net, and a gear set used for transmission and arranged between the cutter head and the power unit, wherein the gear set can be a planetary gear set or a reduction transmission mechanism such as a worm gear and the like.

In the embodiment, the cutter head adopts a modular replaceable design, and can be compatible with the traditional three-head shaver cutter head: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides an eighth embodiment of a care tool having a freestanding bit assembly, comprising: a body 100, a support 200 disposed on the body 100, and a cutter head assembly 300 supported by the support 200, wherein the cutter head assembly 300 includes a cutter head 329, a cutter head net 330 at least partially shielding the cutter head 329, and a power unit 350 driving the cutter head 330 to rotate. The power unit 350 is preferably a dc brushed or brushless motor. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. The support member 200 is connected to the body 100 by a rotation shaft 222, and the support member 200 rotates in the second direction about the rotation shaft 222. Meanwhile, the inside of the connecting shaft 322 can pass through a power cord to ensure that the power supply inside the body is electrically connected with the power unit.

The body 100 is a column shape extending in a direction approximately vertical to the horizontal plane, a body cavity 110 for accommodating a battery is arranged in the body 100, a display screen 120 is arranged on the outer side of the body cavity, and the display screen 120 can display parameters such as working state, battery capacity, battery working time and tool bit using times, and can be opened or closed in a touch screen mode.

The support member 200 is disposed at the top end of the body 100 and has a substantially L-shape including a support arm 210, and a support ring 220 integrally connected to the support arm 210 at the bottom thereof, wherein the support ring 220 is rotatable about a rotation axis 222 with respect to the body 100. The outer side of the support arm 210 is provided with a locking hole 230, and a locking button 240 movable in the locking hole 230. A shaft hole 212 is provided inside the support arm 210 and adjacent to the locking hole 230. The receiving space 260 formed between the support arm 210 and the support ring 220 is used to receive the cutter head assembly 300 and allow rotational movement of the cutter head assembly 300. To ensure that the supporting member 200 rotates and is positioned at each angle relative to the main body 100, the supporting member 200 further includes a fixing ring 250 disposed in the supporting ring 220, and the supporting ring 220 is provided with a plurality of teeth 224 on the inner wall; the stationary ring 250 includes a stationary ring hole 252 allowing the rotation shaft 222 to pass therethrough, an elastic member seat 254 adjacent to the stationary ring hole 252 at one side, and an ejection hole 256 at the other side of the elastic member seat 254. The elastic member seat 254 is used for receiving the elastic member and the protrusion supported by the elastic member and fixed in cooperation with the tooth portion 224. The support ring 220 can rotate relative to the stationary ring 250, while the stationary ring 250 is relatively stationary.

Cutting-head assembly 300 includes a housing 310, and a connection cap 320 at least partially encasing housing 310. Housing 310 has a power chamber 302 therein that houses a power unit 350. The cutter head assembly 300 is interconnected with the support member 200 by a connecting shaft 322, and the cutter head assembly 300 rotates in a first direction about the connecting shaft 322. Connecting axle 322 one end sets up on connecting cover 320, and the other end then can dismantle with shaft hole 212 and be connected, also can connect through the mode of magnetism, the dismantlement and the washing of the tool bit subassembly 300 of being more convenient for. The locking knob 240 is cam-engaged with the other end of the connecting shaft 322 for locking rotation of the connecting shaft 322 against rotation of the cutter head assembly 300.

Preferably, the cutter head assembly 300 is deflected in a first direction with respect to the support member 200, wherein the first direction is a direction perpendicular to a horizontal plane, i.e., parallel to the extending direction of the body 100.

Preferably, the power unit 350 is located at the outer side of the body 100 and its center line intersects the extending direction of the body 100 at an angle greater than 45 degrees.

Preferably, the support member 200 is rotated in a second direction with respect to the body 100, wherein the second direction is a direction parallel to the horizontal plane, i.e., perpendicular to the extending direction of the body 100.

Preferably, the cutter head assembly 300 further includes a cutter head net fixing ring 340 for fixing one side of the cutter head net 330, a cutter head net supporting frame for fixing the other side of the cutter head net 330, and a gear set 360 for transmission and disposed between the cutter head 329 and the power unit 350, wherein the gear set 360 may be a planetary gear set or a reduction transmission mechanism such as a worm gear.

The cutter head 329 in this embodiment is of modular replaceable design, compatible with conventional three-head razor heads: the hair trimmer comprises a single-head shaver head, a double-head shaver head, a four-head shaver head, a five-head shaver head, a reciprocating shaver head, a hair cutting scissor head with a fixed-length comb, a beard trimmer head, a temple trimmer head, a shaver head, a U-shaped trimmer head, a T-shaped trimmer head, a nose hair trimmer head, a hair shaving trimmer head and a carving trimmer head, so that different use requirements of consumers are met.

Likewise, the present invention provides a ninth embodiment of a care implement having a freestanding bit assembly, comprising: the fuselage, the support piece of setting on the fuselage, and support by support piece and unsettled tool bit subassembly in the fuselage outside, wherein the tool bit subassembly includes a plurality of tool bits, at least part shields a plurality of tool bit nets of tool bit, the rotatory power unit of drive tool bit, the tool bit net retainer plate of fixed tool bit net one side, with the fixed tool bit net support frame of tool bit net opposite side cooperation, and be used for the transmission and set up the speed reduction drive mechanism between tool bit and power unit, the relative support piece of tool bit subassembly is rotatory in the first direction, and the relative fuselage of support piece is rotatory in the second direction.

Likewise, the present invention provides a tenth embodiment of a care tool having a freestanding bit assembly, comprising: the fuselage, the support piece of setting on the fuselage, and support by support piece and can dismantle the tool bit subassembly of connection, wherein the tool bit subassembly includes a plurality of tool bits, at least part shields a plurality of tool bit nets of tool bit, the rotatory power unit of drive tool bit, the tool bit net retainer plate of fixed tool bit net one side, with the fixed tool bit net support frame of tool bit net opposite side cooperation, and be used for the transmission and set up the speed reduction drive mechanism between tool bit and power unit, the relative support piece of tool bit subassembly is rotatory in the first direction, and the relative fuselage of support piece is rotatory in the second direction. The cutter head component can be detached, so that the cutter head component is convenient to maintain and clean.

Likewise, the present invention provides an eleventh embodiment of a care implement having a freestanding bit assembly, comprising: fuselage, setting support piece on the fuselage and by support piece support and can dismantle the tool bit subassembly of connection, wherein the tool bit subassembly includes a plurality of tool bits, at least part shields a plurality of tool bit nets of tool bit, the rotatory power unit of drive tool bit, the tool bit net retainer plate of fixed tool bit net one side, with the tool bit net opposite side cooperation fixed tool bit net support frame and be used for the transmission and set up the speed reduction drive mechanism between tool bit and power unit, the tool bit subassembly is the water seal subassembly to wash.

Likewise, the present invention provides a twelfth embodiment of a care tool having a freestanding bit assembly, comprising: fuselage and the tool bit subassembly that is connected and relative rotation with the fuselage, wherein the tool bit subassembly includes the tool bit, at least part shields the tool bit net of tool bit, drive the rotatory power pack of tool bit and with adjacent support flange or the accepting groove of power pack, and the fuselage then is provided with the accepting groove or the support flange of being connected with support flange or accepting groove cooperation, just the support flange or the accepting groove of tool bit subassembly are relative the accepting groove or the support flange of fuselage relatively rotate and connect through magnetism in at least two directions.

As shown in fig. 9 to 10, the present invention can also adopt another type of supporting member, which is disposed on the top end of the body 100 and has a substantially L-shape, including a supporting arm 2100, a gear ring 2200 integrally connected to the bottom of the supporting arm 2100, and a fixing ring 2220 fitted around the outside of the gear ring 2200, wherein the gear ring 2200 is rotatable around a rotation axis 2220 with respect to the body 100 and has a plurality of teeth 2202 on the outside. The outer side of the support arm 2100 is provided with a locking hole and a locking knob 2400 movable in the locking hole. The locking knob 2400 is in cam locking engagement with the other end of the connecting shaft for locking rotation of the connecting shaft against rotation of the cutter head assembly 300. A shaft hole is provided inside the support arm 2100 and adjacent to the locking hole. The receiving space formed between the support arm 2100 and the retaining ring 2220 is used to receive the bit assembly 300 and allow rotational movement of the bit assembly 300. To ensure that the support rotates relative to the body 100 and is positioned at every angle, the inner wall of the fixing ring 2220 is provided with at least one elastic protrusion, which is locked and matched with the groove of the tooth-shaped portion 220 to realize the positioning. The gear ring 2200 is rotatable relative to the stationary ring 2220, while the stationary ring 2220 is relatively stationary.

Preferably, the utility model discloses the adoption totally independent closed waterproof construction of innovation in the tool bit structure, tool bit subassembly and fuselage are relatively independent, and tool bit subassembly and the fuselage are structural to adopt four dimension vector adaptive structure of aviation and the wide adoption of military industry to be the inspiration source, adopt two rotatory floating node connections promptly, realize about from top to bottom two directions multi-angle regulation:

a first dimension: the cutter head component and the machine body can realize independent rotation of 180 degrees in the longitudinal direction (as shown in figure 7);

the second dimension is as follows: the cutter head integral assembly and the machine body can transversely rotate independently by 180 degrees by taking the central axis of the machine body as an axis (as shown in figure 8);

the third dimension: the cutter head and the cutter head net can slightly swing by about 5 degrees;

and a fourth dimension: the fitting swing of the self-adaptive facial skin contour can be realized through the internal suspension structure of the cutter head.

Preferably, the utility model discloses can adopt two sets of suspension angle modulation schemes, specifically as follows:

electric regulation: through the built-in 3D neutral induction gyroscope, after a consumer sets the best self-adaptive shaving angle through the liquid crystal display system on the body and stores the angle setting, the shaver can maintain the best angle in various hand-holding postures and angles through the vector self-adaptive structure, and no obvious noise and vibration exist in the whole process of self-adaptive angle adjustment of the shaver.

Manual adjustment: a manual locking angle button is designed on the side of the support, and a consumer can manually lock the floating angle through the button. So as to save the energy consumption of the whole body of the airplane.

Preferably, the utility model discloses simultaneously with tool bit, tool bit net lock ring, tool bit net support frame, gear train, motor etc. integrate and encapsulate through taking the telescopic casing of flexible glue seal, form two relatively independent subassemblies with the razor fuselage. The structure is independent like an automobile suspension, and a structural basis is provided for greater range of tool bit floating on the basis of reducing the structural burden of the traditional shaver.

Preferably, the utility model discloses the tool bit subassembly has the waterproof function of IPX7 rank to inhale the interface through magnetism and be connected with support piece, the consumer can easily pull down it and carry out the degree of depth and wash clean and maintenance.

As shown in fig. 11-23, the present invention provides a thirteenth embodiment of a nursing tool having a freestanding bit assembly, comprising: a body 1000, a support 1200 disposed on the body 1000, and a cutter head assembly 1300 supported by the support 1200, wherein the cutter head assembly 1300 is the same as the cutter head assembly 300 of the first embodiment, i.e., comprises a cutter head, a cutter head net at least partially shielding the cutter head, and a power unit driving the cutter head to rotate. The cutter head assembly 1300 is a separate assembly from the body 1000 and can be removed and also washed separately. The tool bit can be a tool bit, a brush head, a massage head, a nursing head and the like.

The body 1000 is a columnar body extending in a direction substantially perpendicular to a horizontal plane, a body cavity 110 for accommodating a battery is arranged in the body 1000, a display screen 1020 is arranged on the outer side of the body cavity, and the display screen 1020 can display parameters such as a working state, battery capacity, battery working time and tool bit using times, and can be opened or closed in a touch screen mode. The fuselage 1000 includes an outer sleeve 1100 having an inner sleeve cavity 1102, an inner sleeve 1110 positioned inside the outer sleeve 1100 and received by the inner sleeve cavity 1102, a battery 1030 received by the inner sleeve 1110, and a seal 1032 disposed between the outer sleeve 1100 and the inner sleeve 1110. The bottoms of the outer and inner sleeves 1100 and 1110 are connected by screws, and the upper ends are fixedly connected by the support 1200. The upper end of the inner sleeve 1110 is provided with a first arc-shaped section 1112, a second arc-shaped section 1114, an elastic member cavity 1120 surrounded by the first and second arc-shaped sections 1112 and 1114, a central portion 1122 positioned in the elastic member cavity 1120, an elastic member 1124 positioned in the elastic member cavity 1120 and arranged around the central portion 1122 in an arc shape, a pair of stop blocks 1126 arranged at two ends of the elastic member 1124, and a stop groove 1128 positioned between the two stop blocks 1126. The elastic member 1124 and the stop block 1126 are freely movable around the central portion 1122 and allow the length of the stop slot 1128 to be freely increased or decreased, wherein the first arc-shaped segment 1112 and the second arc-shaped segment 1114 form a complete arc, and a vertical height difference exists between the first arc-shaped segment 1112 and the second arc-shaped segment 1114, and the arc length of the first arc-shaped segment 1112 is smaller than that of the second arc-shaped segment 1114. In the vertical direction, the upper surface of the first arc-shaped segment 1112 is higher than the upper surface of the second arc-shaped segment 1114. The upper surface of central portion 1122 is coplanar with the upper surface of second arcuate segment 1114.

The support member 1200 is disposed at the top end of the body 1000, and has a substantially L-shape including a support arm 1210 at one side of the body, and a support ring 1220 at the bottom of the support arm 1210 and integrally connected, wherein the support ring 1220 is rotatable about a rotation axis with respect to the body 1000. The outer side of the support arm 1210 is provided with a locking knob 1230, and a locking hole 1232 allowing the locking knob 1230 to slide therein. A shaft hole 1212 is provided inside the support arm 1210 and adjacent to the locking hole 1232, and the shaft hole 1212 allows a wire connecting between the battery 1030 and the motor to pass therethrough. The support arm 1210 has a support arm cavity 1260, a support arm retention bump 1262 disposed within the support arm cavity 1260, a stop 1270 disposed within the support arm cavity 1260, and a screw 1280 for fixedly coupling the stop 1270 to the cutting head assembly 1300. As shown in fig. 22, the stop 1270 is generally a flat plate including at least two stop slots 1272 on one side, a stop notch 1274 on the other side that allows the support arm stop protrusion 1262 to reciprocate, a screw hole 1276 that allows a screw 1280 to pass through, and a central stop hole 1278 in the center. The receiving space formed between the support arms 1210 and the support rings 1220 is used to receive the cutter head assembly 1300 and allow rotational movement of the cutter head assembly 1300. The support ring 1220 has a central cavity 1240 in the upper end thereof for allowing the central portion 1122 to enter, a ring portion 1242 at the bottom of the central cavity 1240, and a screw 1244 for positioning the ring portion 1242 and connecting the ring portion 1242 to the body 1000 while allowing the ring portion 1242 to rotate relatively. The lower surface of the screw 1244 maintains a vertical gap with the ring-shaped portion 1242. The support ring 1220 is provided at a lower end thereof with a restraining cavity 1222, a support base 1226 isolating the free cavity 1240 and the restraining cavity 1222 from each other, a restraining projection 1224 provided at the support base 1226 and protruding downward, a restraining projection 1228 adjacent to the restraining projection 1224 and located at the outside, and a restraining center hole 1229 allowing the central portion 1122 to partially pass through and located at the center of the restraining projection 1224. The bottom end face of the limiting projection 1224 has a height difference with the bottom end face of the limiting projection 1228, the limiting projection 1224 rotates in the stopping groove 1254, and the limiting projection 1228 follows the track of the second arc-shaped section 1114 and is limited by the height difference of the steps at the two ends of the first arc-shaped section 111. The sealing ring 1032 is disposed adjacent to the elastic member 1250.

The cutting head assembly 1300 includes a housing 1320, a plurality of cutting head nets 1330 disposed on the housing 1320, and a cutting head net cover 1340 securing the cutting head nets 1330 on the housing 1320. Housing 1320 has a power chamber therein that houses a power unit. The cutter head assembly 1300 is interconnected with the support member 1200 by a connecting shaft 1322, and the cutter head assembly 1300 rotates in a first direction about the connecting shaft 1322. One end of the connecting shaft 1322 is disposed on the housing 1320, and the other end is detachably connected to the shaft hole 1212, or is magnetically connected to the shaft hole 1212, so as to facilitate the detachment and cleaning of the cutter head assembly 1300. The stop center hole 1278, the connecting shaft 1322 and the shaft hole 1212 are coaxial, and the stop portion 1270 is fixedly connected to the connecting shaft 1322, so that the stop portion 1270 and the connecting shaft 1322 are ensured to rotate integrally. The locking knob 1230 is provided at one end with a locking protrusion 1234 that mates with the stop slot 1272, thereby locking the rotation of the connecting shaft 322 against the rotation of the bit assembly 1300, as shown in fig. 21.

From this the utility model discloses with power pack and fuselage alternate segregation, the space in its original fuselage can be used to increase the capacity of battery, prolongs product duration, and reduces the fuselage inner structure complicacy.

The utility model discloses greatly increased electric shaver's tool bit degree of freedom and angle that floats, solved on traditional electric shaver tool bit angle float less with wobbling angle, simultaneously because motor technology is more original, can produce noise and vibration when shaving, can't provide the consumer can perfectly match the problem of the experience of shaving of own facial profile, accomplish small and exquisite portable and powerful performance's unity simultaneously.

The utility model discloses an axis (primary shaft, secondary shaft) of a plurality of different angles forms a plurality of free rotation activity spaces, all can the free activity at any time. The perfect replacement of traditional appliances requires the use of products relying on the freedom of human joints. The movable angle is larger than the movable angle of the human body joint, so that the user can obtain the best experience feeling to the maximum extent, the user can reach the hair trimming position better, and the user can capture the hair by a larger free movable angle. The utility model can be applied to a shaver, an electric hair drier, a hair shaver, a hair ball trimmer, a beauty instrument, a water replenishing instrument, a hair molding device, a hair curling device, an electric toothbrush, a manual hair shaver, a depilator and the like.

The above-mentioned embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which should not be construed as limiting the scope of the present invention. All equivalent changes or modifications made according to the spirit of the main technical solution of the present invention should be covered within the protection scope of the present invention.

Claims (7)

1. An electric care tool having a freestanding bit assembly, characterized in that it comprises: fuselage, setting support piece on the fuselage and by the tool bit subassembly that support piece supported, wherein the tool bit subassembly includes tool bit, at least part shields the sword net of tool bit and the rotatory power unit of drive tool bit, power unit is located the outside of fuselage and the crossing for being greater than 45 degrees angles of extending direction of central line and fuselage.

2. The power care tool of claim 1, wherein: the cutter head assembly deflects in a first direction relative to the support member, and the power unit deflects in a first direction relative to a body, wherein the body houses a battery.

3. The power care tool of claim 1, wherein: the support rotates in a second direction relative to the fuselage.

4. The power care tool of claim 1, wherein: the cutter head component further comprises a cutter net fixing ring for fixing one side of the cutter net, a cutter net supporting frame matched and fixed with the other side of the cutter net, and a gear set used for transmission and arranged between the cutter head and the power unit.

5. The power care tool of claim 1, wherein: the supporting piece is sleeved at the top end of the machine body and comprises a supporting arm and a supporting ring which is positioned at the bottom of the supporting arm and is integrally connected, wherein the supporting ring can rotate around the rotating shaft relative to the machine body.

6. The electric care tool according to claim 5, characterized in that: the supporting arm is provided with a supporting arm inner cavity, a supporting arm limiting lug arranged in the supporting arm inner cavity, a stop part arranged in the supporting arm inner cavity and rotating in a first direction, and a stop part connecting piece used for fixedly connecting the stop part with the cutter head component; the upper end of the support ring is internally provided with a central cavity, an annular part positioned at the bottom of the central cavity and a machine body connecting piece which limits the annular part, is connected with the machine body and allows the annular part to relatively move; the lower end of the support ring is provided with a limit cavity, a support base part for isolating the free cavity from the limit cavity, a limit lug which is arranged on the support base part and protrudes downwards, a limit bulge adjacent to the limit lug and a limit central hole positioned at the center of the limit lug.

7. The electric care tool according to claim 6, characterized in that: the fuselage includes first segmental arc, second segmental arc, by first, the elastic component chamber that the second segmental arc surrounded the setting, be located the central part of elastic component intracavity, be located the elastic component intracavity and around the elastic component of central part arc setting, set up a pair of stop block at the elastic component both ends and be located two stop the groove between the block, wherein there is the difference in height in the bottom face of spacing lug and spacing bellied bottom face, and spacing lug is stopping the activity of inslot internal rotation, and spacing arch then along the orbit of second segmental arc and receive the restriction of two ends of first segmental arc.

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