CN220775616U

CN220775616U - Electromagnetic driving linear reciprocating motion device and beauty instrument

Info

Publication number: CN220775616U
Application number: CN202321134510.9U
Authority: CN
Inventors: 魏承赟; 陈发展; 付华峰; 樊永谦; 黎腾龙; 张昊鹏
Original assignee: Guilin Feiyu Innovation Technology Co ltd
Current assignee: Guilin Feiyu Innovation Technology Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2024-04-12
Anticipated expiration: 2033-05-12
Also published as: JP3246275U

Abstract

The utility model discloses a device and a cosmetic instrument for driving linear reciprocating motion by using electromagnetism, which comprises a bracket, a magnetic body, a vibrating body and an elastic body, wherein the bracket is provided with a first accommodating space, the magnetic body and the vibrating body are positioned in the first accommodating space, one end of the magnetic body is connected with the bracket, a coil is wound on the periphery of the vibrating body, the edge of the elastic body is connected with the end part of the bracket and seals one end port of the first accommodating space, and one end of the vibrating body is connected with the elastic body. The coil generates a magnetic field after being electrified, and generates repulsive force or attractive force with the magnetic body to push the vibration body to do linear reciprocating motion under the magnetic action of the magnetic body, and the elastic body is connected with the vibration body to start protection and the function of a wave spring on the vibration body.

Description

Electromagnetic driving linear reciprocating motion device and beauty instrument

Technical Field

The utility model relates to the technical field of linear reciprocating motion, in particular to a device for driving linear reciprocating motion by using electromagnetism and a cosmetic instrument adopting the device for driving linear reciprocating motion by using electromagnetism.

Background

At present, some linear reciprocating mechanisms comprise a motor, an eccentric wheel and a connecting rod, wherein an output shaft of the motor is connected with one end of the eccentric wheel, the other end of the eccentric wheel is connected with the connecting rod, the motor drives the eccentric wheel to move, and the eccentric wheel drives the connecting rod to do linear reciprocating motion.

There is also a mechanism of linear reciprocating motion at present, including electromagnet unit, this electromagnet unit includes a plurality of magnetic cores and coil, and a plurality of magnetic cores and coil interval set up, and the coil is energized the back and is excited the magnetic core for the magnetic core produces the magnetic field, thereby attracts or repels the vibrations body through the magnetic field and realizes reciprocating motion from top to bottom, and this kind of mechanism exists the defect: on the one hand, a large space is needed to install a plurality of magnetic cores and coils which are arranged at intervals, and the size is large; on the other hand, the magnetic property induced by the vibration body in the middle of the magnetic core is smaller, the reaction is slower, and the movement efficiency is lower.

Disclosure of Invention

The utility model aims to at least solve the technical problems of larger volume, complex mechanism and low magnetic induction efficiency in the prior art. Therefore, the utility model provides a device for driving linear reciprocating motion by using electromagnetic, which can greatly reduce the volume and improve the sensitivity of motion reaction.

An apparatus for driving a linear reciprocating motion by electromagnetic force according to an embodiment of the present utility model includes: support, magnetic body, vibration body and elastomer, the support has first accommodation space, the magnetic body with the vibration body is located first accommodation space, the one end of magnetic body with leg joint, the periphery winding of vibration body has the coil, the elastomer with the end connection of support, and seal a port of first accommodation space, the one end of vibration body with the elastomer is connected.

According to the embodiment of the utility model, the method has at least the following beneficial effects:

the coil is wound on the periphery of the vibrator, so that the coil and the vibrator are small in volume and light in weight, after the coil is electrified, the two ends of the coil are excited to generate a N-S or S-N changing magnetic field, the N-S or S-N changing magnetic field is concentrated on the periphery of the vibrator, the magnetic field is concentrated, the magnetism is strong, the movement reaction sensitivity is high, and the movement efficiency is high; the frequency of the change of the magnetic field is determined by the frequency of the alternating current, the intensity of the magnetic field is determined by the magnitude of the alternating current, and the stronger the intensity of the magnetic field, the stronger the vibration of the vibrator. The magnetic body has magnetism, and one end is N pole, and the other end is the S pole, when the magnetic field that the coil was close to magnet one end produced is N, with the N pole of magnetic body repulsion, the vibration body is to the direction rectilinear motion who is away from the magnetic body, when the magnetic field that the coil was close to magnet one end produced is S, attracts with the N pole of magnetic body, and the vibration body is to the direction rectilinear motion who is close to the magnetic body, circulated in proper order to realize rectilinear reciprocating motion. In the linear reciprocating motion process, the vibrator carries the elastic body to perform linear reciprocating motion, and the elastic body is connected with the support to limit the vibrator, so that the vibrator is limited in the first accommodating space to perform linear reciprocating motion.

The device for driving the linear reciprocating motion by using the electromagnetic force has the advantages of small volume, simple structure, realization of reciprocating motion of the vibrating body by using the magnetic force, small noise compared with motor control, and capability of changing the reciprocating motion stroke, frequency and strength of the vibrating body conveniently and rapidly by controlling the current.

According to some embodiments of the utility model, the magnetic body comprises a magnet and a guiding magnetic conduction piece, one end of the magnet is connected with the bracket, and the other end of the magnet is connected with one end of the guiding magnetic conduction piece.

According to some embodiments of the utility model, the vibrator includes a sliding sleeve, the coil is wound around an outer circumference of the sliding sleeve, and the sliding sleeve is connected with the elastic body.

According to some embodiments of the utility model, the sliding sleeve is an insulator with a hollow structure, and the sliding sleeve drives the elastomer to do linear reciprocating motion after the coil is electrified.

According to some embodiments of the utility model, the magnetic steel sleeve is connected with the support, and a second accommodating space is formed between the magnetic steel sleeve and the guiding magnetic conduction piece; after the coil is electrified, the sliding sleeve linearly reciprocates in the second accommodating space.

According to some embodiments of the utility model, the elastomer comprises an elastic sleeve, the elastic sleeve being connected to the bracket.

According to some embodiments of the utility model, the elastic sleeve comprises a first fixing piece and an elastic piece, wherein the first fixing piece is sleeved on the periphery of the bracket, and one end of the elastic piece is arranged between the first fixing piece and the bracket.

A cosmetic instrument comprising a bracket, a magnetic body, a vibration body and an elastic body, wherein the bracket is provided with a first accommodating space, the magnetic body and the vibration body are positioned in the first accommodating space, one end of the magnetic body is connected with the bracket, a coil is wound on the periphery of the vibration body, the elastic body is connected with the end part of the bracket and seals a port of the first accommodating space, and one end of the vibration body is connected with the elastic body; the battery pack also comprises a shell, a battery and a second circuit board, wherein the shell is connected with the bracket, and a third accommodating space is formed by the shell and the bracket; the battery and the second circuit board are positioned in the third accommodating space; the vibrator is electrically connected with the second circuit board, and the battery is electrically connected with the second circuit board.

According to some embodiments of the utility model, the vibrator comprises a sliding sleeve and a massage sheet, the massage sheet is arranged on the outer surface of the elastic body, the sliding sleeve is arranged on the inner side of the elastic body, and one end of the massage sheet penetrates through the elastic body to be connected with the sliding sleeve.

According to some embodiments of the utility model, the sliding sleeve is an insulator with a hollow structure, the coil is wound on the periphery of the sliding sleeve, and the sliding sleeve drives the elastomer to do linear reciprocating motion after the coil is electrified.

According to some embodiments of the utility model, the inner side of the massage sheet is provided with a screw hole, the surface of the elastic body is provided with a through hole, and the screw hole of the massage sheet passes through the through hole and is connected with the sliding sleeve.

According to some embodiments of the utility model, a first circuit board is included, the first circuit board being mechanically coupled to the sliding sleeve;

the massage sheet is electrically connected with the first circuit board or the second circuit board,

or, the massage sheet is electrically connected with the first circuit board through the screw hole.

According to some embodiments of the utility model, the coil is electrically connected to the first circuit board or the second circuit board.

According to some embodiments of the utility model, the elastomer includes a first groove and a second groove, the first circuit board being disposed within the first groove; the massage sheet is arranged on the outer surface of the elastic body through a massage fixing sheet, and the massage sheet and the massage fixing sheet are arranged in the second groove.

According to some embodiments of the utility model, the massage sheet is provided with a heating patch on the inner side.

According to some embodiments of the utility model, the connector is connected to the bracket, located between the housing and the bracket, and the edge of the connector is exposed to the housing and the bracket, the connector being of a conductive material; the connector is in mechanical and electrical connection with the second circuit board.

According to some embodiments of the utility model, the light source device further comprises a light channeling prevention piece, the light channeling prevention piece is fixedly connected with the second circuit board, the light channeling prevention piece is provided with a plurality of light grids, the second circuit board is provided with a plurality of mode light beads, and each light grid corresponds to each mode light bead.

According to some embodiments of the present utility model, the light guide member is disposed on the light channeling prevention member, and a plurality of mode identifiers are disposed on the light guide member, where each mode identifier is disposed corresponding to each light grid.

According to some embodiments of the utility model, the second circuit board is provided with a key and a charging interface, the shell is provided with a key through hole and a key cap, the key cap passes through the key through hole to be connected with the key, and the charging interface is provided with a silica gel plug.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a device for driving linear reciprocating motion by electromagnetic force according to an embodiment of the present utility model;

fig. 2 is a schematic cross-sectional view of a cosmetic apparatus according to an embodiment of the present utility model;

fig. 3 is an exploded view of a cosmetic device according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a cosmetic apparatus according to an embodiment of the present utility model.

Reference numerals:

the massage device comprises a massage sheet, 111-screw holes, 2-massage fixing sheets, 3-elastic pieces, 31-first grooves, 32-second grooves, 4-first circuit boards, 5-connecting wires, 200-vibrators, 61-sliding sleeves, 7-coils, 8-magnetic steel sleeves, 9-first fixing pieces, 10-guiding magnetic conducting pieces, 11-magnets, 12-magnet fixing pieces, 13-brackets, 14-charging interfaces, 15-batteries, 16-second circuit boards, 161-keys, 17-light-channeling-preventing pieces, 18-light guiding pieces, 19-connecting pieces, 20-key caps, 21-shells, 211-key through holes, 22-silica gel plugs, 23-heating patches, 24-fixing frames, 25-cosmetic cottons, 300-elastic bodies and 100-magnetic bodies.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1, an apparatus for driving a linear reciprocating motion by electromagnetic force according to an embodiment of the present utility model includes: the vibration device comprises a bracket 13, a magnetic body 100, a vibration body 200 and an elastic body 300, wherein the bracket 13 is provided with a first accommodating space, the magnetic body 100 and the vibration body 200 are positioned in the first accommodating space, one end of the magnetic body 100 is connected with the bracket 13, the coil 7 is wound on the periphery of the vibration body 200, the elastic body 300 is connected with the end part of the bracket 13 and seals one end opening of the first accommodating space, and one end of the vibration body 200 is connected with the elastic body 300.

The coil 7 is wound around the outer circumference of the vibrator 200, so that the coil 7 and the vibrator 200 are small in size and light in weight, and the device for driving the linear reciprocating motion by using the electromagnetic drive is small in size and light in weight and is convenient to carry; after the coil 7 is electrified, the two ends of the coil 7 are excited to generate a N-S or S-N changing magnetic field which is concentrated around the vibrator 200, so that the magnetic field is concentrated, the magnetism is strong, the motion response sensitivity is high, and the motion efficiency is high; the frequency of the change of the magnetic field is determined by the frequency of the alternating current and the strength of the magnetic field is determined by the magnitude of the alternating current. The magnetic body 100 has magnetism, one end is N pole, and the other end is S pole, when the magnetic field generated by the coil 7 near the end of the magnet 11 is N, the magnetic body is repelled from the N pole of the magnetic body 100, the vibrator 200 moves linearly in a direction away from the magnetic body 100, when the magnetic field generated by the coil 7 near the end of the magnet 11 is S, the magnetic body is attracted to the N pole of the magnetic body 100, the vibrator 200 moves linearly in a direction near the magnetic body 100, and vice versa, and the magnetic body is circulated in order, thereby realizing linear reciprocating motion. In the linear reciprocating process, the vibrator 200 drives the elastic body 300 to perform linear reciprocating motion, and since the elastic body 300 is connected with the bracket 13, the vibrator 200 is limited to perform linear reciprocating motion in the first accommodating space. The elastic action of the elastic body 300 enables vibration of the vibrator 200 to be remarkably exhibited. On the other hand, the elastic body 300 closes a port of the first receiving space, so that the device for linearly reciprocating by electromagnetic driving has waterproof and dustproof effects.

In some embodiments, the magnetic body 100 includes a magnet 11 and a guide magnet conductive member 10, one end of the magnet 11 is connected to the bracket 13 through a magnet fixing member 12, and the other end of the magnet 11 is connected to one end of the guide magnet conductive member 10.

The holder 13 further has an installation space in the first accommodation space, in which the magnetic body 100 is provided.

The guiding magnetic conductive member 10 guides the vibrator 200, so that the vibrator 200 can precisely reciprocate in a linear direction, and the magnetic force lines of the magnet 11 are concentrated in the center, thereby improving electromagnetic efficiency.

In some embodiments, the vibrator 200 includes a sliding sleeve 61, the coil 7 is wound around the sliding sleeve 61, and the sliding sleeve 61 is connected to the elastic body 300. The coil 7 is wound on the sliding sleeve 61, the volumes of the coil 7 and the vibrator 200 are reduced, and the whole device is small in size, light in weight and concentrated in magnetic force lines due to the structure.

In some embodiments, the sliding sleeve 61 is an insulator with a hollow structure, the guiding magnetic conductive member 10 is in a rod shape, and after the coil 7 is electrified, the sliding sleeve 61 drives the elastic body 300 to do linear reciprocating motion.

The sliding sleeve 61 is an insulator with a hollow structure, and the sliding sleeve 61 is positioned in the second accommodating space and sleeved on the periphery of the guiding magnetic conductive member 10, so that the following advantages are achieved: firstly, reduce the weight of sliding sleeve 61, and secondly, can cooperate with direction magnetic conduction spare 10 and do accurate straight line reciprocating motion.

In some embodiments, the electromagnetic driving device for linear reciprocating motion further comprises a magnetic steel sleeve 8, one end of the magnetic steel sleeve 8 is connected with a bracket 13, a second accommodating space is formed between the magnetic steel sleeve 8 and the guiding magnetic conductive piece 10, and the second accommodating space is provided with an opening part; after the coil 7 is energized, the sliding sleeve 61 linearly reciprocates in the second accommodation space. Specifically, the slide 61 penetrates the second accommodation space from the opening portion and linearly reciprocates in the second accommodation space.

The magnetic force lines or the magnetic induction lines are concentrated in the second accommodating space formed by the magnetic steel sleeve 8 and the guiding magnetic conduction piece 10, so that the magnetic field intensity is enhanced, the attractive force and the repulsive force of the vibrator 200 are enhanced, and the force of the linear reciprocating motion of the vibrator 200 is enhanced.

In some embodiments, the elastomer 300 includes an elastomeric sleeve that is coupled to the bracket 13.

The elastic sleeve is connected with the bracket 13, and the port of the elastic sleeve is sleeved and fixed with the port of the bracket 13, so that the assembly is convenient, and the disassembly and the maintenance are convenient.

The elastic sleeve may have a fold portion which is elongated or reduced during the linear reciprocation.

In some embodiments, the elastic sleeve includes a first fixing member 9 and an elastic member 3, the first fixing member 9 is sleeved on the outer circumference of the bracket 13, and one end of the elastic member 3 is disposed between the first fixing member 9 and the bracket 13.

The port of the elastic element 3 is fixed at the port of the bracket 13 by the first fixing element 9, so that the elastic element 3 is further reinforced and prevented from falling off in the reciprocating process. The first fixing piece 9 is made of magnetic conductive materials and can be externally connected with a magnetic accessory when needed.

1-4, a cosmetic instrument comprising a holder 13, a magnetic body 100, a vibrator 200, and an elastic body 300, the holder 13 having a first accommodation space in which the magnetic body 100 and the vibrator 200 are located, one end of the magnetic body 100 being connected to the holder 13, a coil 7 being wound around an outer circumference of the vibrator 200, the elastic body 300 being connected to an end of the holder 13 and closing one end of the first accommodation space, one end of the vibrator 200 being connected to the elastic body 300; the battery pack also comprises a shell 21, a battery 15 and a second circuit board 16, wherein the shell 21 is connected with the bracket 13, and the shell 21 and the bracket 13 form a third accommodating space; the battery 15 and the second circuit board 16 are located in the third accommodation space; the vibrator 200 is electrically connected to the second circuit board 16, and the battery 15 supplies power to the second circuit board 16.

The coil 7 is wound around the outer circumference of the vibrator 200, so that the coil 7 and the vibrator 200 are small in size and light in weight, and the device for driving the linear reciprocating motion by using the electromagnetic drive is small in size and light in weight and is convenient to carry; after the coil 7 is electrified, the two ends of the coil 7 are excited to generate a N-S or S-N changing magnetic field which is concentrated around the vibrator 200, so that the magnetic field is concentrated, the magnetism is strong, the motion response sensitivity is high, and the motion efficiency is high; the frequency of the change of the magnetic field is determined by the frequency of the alternating current and the strength of the magnetic field is determined by the magnitude of the alternating current. The magnetic body 100 has magnetism, one end is N pole, and the other end is S pole, when the magnetic field generated by the coil 7 near the end of the magnet 11 is N, the magnetic body is repelled from the N pole of the magnetic body 100, the vibration body 200 moves linearly in a direction away from the magnetic body 100, when the magnetic field generated by the coil 7 near the end of the magnet 11 is S, the magnetic body is attracted to the N pole of the magnetic body 100, the vibration body 200 moves linearly in a direction near the magnetic body 100, and vice versa, and the magnetic body is circulated in order, thereby achieving the function of linear reciprocating motion. In the linear reciprocating process, the vibrator 200 drives the elastic body 300 to perform linear reciprocating motion, and since the elastic body 300 is connected with the bracket 13, the vibrator 200 is limited to perform linear reciprocating motion in the first accommodating space. The elastic action of the elastic body 300 enables vibration of the vibrator 200 to be remarkably exhibited. When the elastic body 300 is used in the beauty apparatus, the outer portion of the elastic body 300 can be applied to the skin, and the purpose of massaging and beautifying the skin can be achieved along with the reciprocating vibration of the vibrator 200.

On the other hand, the elastic body 300 closes one port of the first accommodating space, so that the cosmetic apparatus has waterproof and dustproof effects, and can be applied to the cosmetic skin care with the cleaning liquid, and the cleaning liquid can be prevented from flowing into the first accommodating space by the vibration of the elastic body 300.

The beauty instrument has the advantages of small volume, simple structure, realization of reciprocating motion of the vibrating body through magnetic force, small noise compared with motor control, and capability of changing reciprocating motion stroke, frequency and strength of the vibrating body conveniently through control current.

The holder 13 further has an installation space in the first accommodation space, in which the magnetic body 100 is provided. A through hole is provided between the installation space and the first accommodation space.

In some embodiments, the vibrator 200 includes a sliding sleeve 61 and a massage sheet 1, the massage sheet 1 is provided on an outer surface of the elastic body 300, the sliding sleeve 61 is provided on an inner side of the elastic body 300, and one end of the massage sheet 1 is connected to the sliding sleeve 61 through the elastic body 300.

In some embodiments, the sliding sleeve 61 is an insulator with a hollow structure, the coil 7 is wound around the periphery of the sliding sleeve 61, and after the coil 7 is powered on, the sliding sleeve 61 drives the elastic body 300 to do linear reciprocating motion.

In some embodiments, the magnetic steel sleeve 8 is further included, one end of the magnetic steel sleeve 8 is connected with the bracket 13, a second accommodating space is formed between the magnetic steel sleeve 8 and the guiding magnetic conductive piece 10, and the second accommodating space is provided with an opening; after the coil 7 is energized, the sliding sleeve 61 linearly reciprocates in the second accommodation space. Specifically, the slide 61 penetrates the second accommodation space from the opening portion and linearly reciprocates in the second accommodation space.

In some embodiments, the inner side of the massage sheet 1 is provided with screw holes 111, the surface of the elastic body 300 is provided with through holes, and the screw holes 111 of the massage sheet 1 are connected with the sliding sleeve 61 through the through holes.

Is connected with the sliding sleeve 61 through the screw hole 111, is firm in connection, is simple to disassemble and is convenient to assemble and maintain.

The elastic member 300 is a silica gel member or a rubber member with good elasticity, has the characteristics of small resistance and good elasticity, and has the functions of limiting the vibrator 200 and preventing water and dust for beauty instruments. The beauty treatment apparatus can be applied to beauty treatment and skin care having a cleaning liquid, and the cleaning liquid is applied to the skin by the vibration of the elastic body 300, so that the cleaning liquid can be prevented from flowing into the first accommodating space.

In some embodiments, including the first circuit board 4, the first circuit board 4 is mechanically connected with the sliding sleeve 61, and the massage sheet 1 is electrically connected with the first circuit board 4 or the second circuit board 16.

The first circuit board 4 is introduced to be mechanically connected with the sliding sleeve 61, the massage sheet 1 is electrically connected with the first circuit board 4 or the second circuit board 16, and micro-current can be generated to act on the skin after the massage sheet 1 is electrified, so that the beauty instrument has an electrotherapy function.

In some embodiments, the massage sheet 1 is electrically connected to the first circuit board 4 through screw holes 111. The connecting mode ensures that the wiring in the beauty device is concise and tidy, reduces the pulling of the connecting wire 5 in the linear reciprocating motion process of the vibrator 200, and improves the reliability of electric connection.

In some embodiments, the inside of the massage sheet 1 is provided with a heating patch 23. The heating patch 23 is electrified to heat the massage sheet 1, so that the massage sheet 1 has the hot compress effect.

In some embodiments, the coil 7 is electrically connected with the first circuit board 4 or the second circuit board 16, in particular by the connection wire 5. The coil 7 is electrified to generate a magnetic field by supplying power to the internal power supply of the beauty instrument, so that the volume and the weight of the beauty instrument can be reduced; when the coil 7 is electrically connected with the first circuit board 4, the wiring in the beauty device is simple and neat, and the pulling of the connecting wire is reduced and the reliability of the electrical connection is improved in the linear reciprocating process of the vibrator 200.

In some embodiments, the elastomer 300 includes a first groove 31 and a second groove 32, and the first circuit board 4 is disposed within the first groove 31 of the elastomer 300; the massage sheet 1 is disposed on the outer surface of the elastic body 300 through the massage fixing sheet 2, and the massage sheet 1 and the massage fixing sheet 2 are disposed in the second groove 32 of the elastic body 300.

The first circuit board 4 is disposed in the first groove 31 of the elastic body 300, so that the first circuit board 4 can be protected during the linear reciprocating motion, and the first circuit board 4 and the elastic body 300 can be fixed.

A massage fixing piece 2 is arranged between the massage piece 1 and the elastic body 300, and the massage fixing piece 2 is made of transparent plastic material and can be used for guiding light; the massage sheet 1 is made of stainless steel, iron or aluminum alloy, and is used for contacting skin.

In some embodiments, the connector 19 is connected to the bracket 13 and is located between the housing 21 and the bracket 13, and the edge of the connector 19 is exposed to the housing 21 and the bracket 13, in this example, the edge of the connector 19 is flush with the outer surfaces of the bracket 13 and the housing 21, and the connector 19 is made of a conductive material; the connection 19 is mechanically and electrically connected to the second circuit board 16.

The edge of the connecting piece 19 is exposed to the outside of the third accommodating space, and the portion of the connecting piece 19 exposed to the housing 21 and the bracket 13 is held by hand to bring the massage sheet 1 into contact with the skin, and the first circuit board 4, the second circuit board 16, the massage sheet 1 and the human body generate a circuit loop, thereby generating micro-current on the massage sheet 1, which acts on the skin to have an electrotherapy beauty effect on the skin.

In some embodiments, the anti-channeling device 17 is fixedly connected to the second circuit board 16, the anti-channeling device 17 has a plurality of light grids, the second circuit board 16 has a plurality of mode light beads, and each light grid corresponds to each mode light bead. The light channeling preventing member 17 can prevent light channeling of the plurality of pattern beads on the second circuit board 16, and avoid mutual interference.

In some embodiments, the light guide member 18 is further included, the light guide member 18 is disposed on the light channeling preventing member 17, and a plurality of mode identifiers are disposed on the light guide member 18, where the mode identifiers are disposed corresponding to the light grids of the light channeling preventing member 17. When a certain mode lamp bead on the second circuit board 16 is lighted, the light of the lamp bead is transmitted through the light grid of the anti-channeling light piece 17 and irradiates on the mode mark corresponding to the light guide piece 18, the corresponding mode mark is lighted at the moment, a user can clearly see the mode of the beauty instrument at the moment, the lamp bead is not lighted in the mode, and the mode mark corresponding to the light guide piece 18 is not lighted.

The second circuit board 16 is provided with a key 161 and a charging interface 14, the shell 21 is provided with a key through hole 211 and a key cap 20, the key cap 20 is connected with the key 161 through the key through hole 211, and the charging interface 14 is provided with a silica gel plug 22. The silica gel plug 22 has dustproof and waterproof effects on the charging interface. The key cap 20 has dustproof and waterproof effects on the key through hole 211. Whereby the whole cosmetic instrument can be dustproof and waterproof.

As shown in fig. 4, in some embodiments, the cosmetic device further includes a fixing frame 24 and a cosmetic cotton 25, where the fixing frame 24 is detachably connected to the first fixing member 9, and the cosmetic cotton 25 covers the outer surface of the elastic body 300 and is disposed between the fixing frame 24 and the first fixing member 9.

The first fixing piece 9 is made of magnetic conductive materials, the fixing frame 24 is connected with the first fixing piece 9 in a magnetic attraction mode, and the fixing frame 24 fixes the cosmetic cotton 25 on the outer surface of the elastic body 300. The application of the beauty instrument is expanded.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The present embodiment has been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiment, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit.

Claims

1. An apparatus for electromagnetically driving a linear reciprocating motion, comprising: support (13), magnetic body (100), vibration body (200) and elastomer (300), support (13) have first accommodation space, magnetic body (100) with vibration body (200) are located first accommodation space, the one end of magnetic body (100) with support (13) are connected, the periphery winding of vibration body (200) has coil (7), elastomer (300) with the end connection of support (13) to seal a port of first accommodation space, the one end of vibration body (200) with elastomer (300) are connected.

2. The device for driving linear reciprocating motion by electromagnetic force according to claim 1, wherein the magnetic body (100) comprises a magnet (11) and a guiding magnetic conductive member (10), one end of the magnet (11) is connected with the bracket (13), and the other end of the magnet (11) is connected with one end of the guiding magnetic conductive member (10).

3. The device for driving linear reciprocating motion by electromagnetic force according to claim 2, wherein the vibrator (200) comprises a sliding sleeve (61), the coil (7) is wound around the outer circumference of the sliding sleeve (61), and the sliding sleeve (61) is connected with the elastic body (300).

4. A device for driving linear reciprocating motion by electromagnetic force according to claim 3, characterized in that the sliding sleeve (61) is an insulator with a hollow structure, and the sliding sleeve (61) drives the elastic body (300) to do linear reciprocating motion after the coil (7) is electrified.

5. The device for driving linear reciprocating motion by electromagnetic force according to claim 4, further comprising a magnetic steel sleeve (8), wherein one end of the magnetic steel sleeve (8) is connected with the bracket (13), and a second accommodating space is formed between the magnetic steel sleeve (8) and the guiding magnetic conductive member (10); after the coil (7) is electrified, the sliding sleeve (61) linearly reciprocates in the second accommodating space.

6. The device for electromagnetically driven linear reciprocating motion according to claim 5, characterized in that said elastomer (300) comprises an elastic sleeve, said elastic sleeve being connected to said support (13).

7. The electromagnetic drive linear reciprocating motion device according to claim 6, characterized in that the elastic sleeve comprises a first fixing piece (9) and an elastic piece (3), the first fixing piece (9) is sleeved on the periphery of the support (13), and one end of the elastic piece (3) is arranged between the first fixing piece (9) and the support (13).

8. Cosmetic apparatus comprising the device for electromagnetic driving linear reciprocating motion according to claim 1, further comprising a housing (21), a battery (15) and a second circuit board (16), said housing (21) being connected to said support (13), said housing (21) forming a third accommodation space with said support (13); the battery (15) and the second circuit board (16) are located in the third accommodation space; the vibrator (200) is electrically connected to the second circuit board (16), and the battery (15) is electrically connected to the second circuit board (16).

9. Cosmetic device according to claim 8, characterized in that said magnetic body (100) comprises a magnet (11) and a guiding magnetic conductor (10), one end of said magnet (11) being connected to said support (13) and the other end of said magnet (11) being connected to one end of said guiding magnetic conductor (10).

10. Cosmetic device according to claim 9, characterized in that the vibrating body (200) comprises a sliding sleeve (61) and a massaging sheet (1), the massaging sheet (1) being provided on the outer surface of the elastic body (300), the sliding sleeve (61) being provided on the inner side of the elastic body (300), one end of the massaging sheet (1) passing through the elastic body (300) being connected to the sliding sleeve (61).

11. Cosmetic device according to claim 10, characterized in that said sliding sleeve (61) is an insulator of hollow structure, said coil (7) is wound around the periphery of said sliding sleeve (61), said sliding sleeve (61) driving said elastomer (300) to reciprocate linearly after said coil (7) is energized.

12. Cosmetic device according to claim 11, characterized in that it further comprises a magnetic steel sleeve (8), one end of said magnetic steel sleeve (8) being connected to said support (13), a second containing space being formed between said magnetic steel sleeve (8) and said guiding magnetic conductor (10); after the coil (7) is electrified, the sliding sleeve (61) linearly reciprocates in the second accommodating space.

13. Cosmetic device according to claim 12, characterized in that the inside of the massage sheet (1) is provided with screw holes (111), the surface of the elastomer (300) is provided with through holes, through which the screw holes (111) are connected with the sliding sleeve (61).

14. Cosmetic device according to claim 13, characterized in that it comprises a first circuit board (4), said first circuit board (4) being mechanically connected to said sliding sleeve (61);

the massage sheet (1) is electrically connected with the first circuit board (4) or the second circuit board (16),

or, the massage sheet (1) is electrically connected with the first circuit board (4) through the screw hole (111).

15. Cosmetic device according to claim 14, characterized in that said coil (7) is electrically connected to said first circuit board (4) or to said second circuit board (16).

16. Cosmetic device according to claim 15, characterized in that said elastomer (300) comprises a first recess (31) and a second recess (32), said first circuit board (4) being provided inside said first recess (31); the massage sheet (1) is arranged on the outer surface of the elastic body (300) through a massage fixing sheet (2), and the massage sheet (1) and the massage fixing sheet (2) are arranged in the second groove (32).

17. Cosmetic device according to claim 16, characterized in that the inside of the massage sheet (1) is provided with a heating patch (23).

18. Cosmetic device according to any one of claims 8 to 17, further comprising a connecting element (19), said connecting element (19) being connected to said support (13), said connecting element (19) being located between said housing (21) and said support (13), and the edges of said connecting element (19) being exposed to said housing (21) and to said support (13), said connecting element (19) being of electrically conductive material; the connection element (19) is mechanically and electrically connected to the second circuit board (16).

19. The cosmetic apparatus of claim 18, further comprising a light channeling prevention member (17), wherein the light channeling prevention member (17) is fixedly connected to the second circuit board (16), the light channeling prevention member (17) has a plurality of light grids, and the second circuit board (16) has a plurality of pattern light beads thereon, and each light grid corresponds to each pattern light bead.

20. The cosmetic apparatus according to claim 19, further comprising a light guide (18), wherein the light guide (18) is disposed on the light channeling preventing member (17), and a plurality of pattern identifiers are disposed on the light guide (18), and the pattern identifiers and the light grids are disposed in correspondence with each other.

21. Cosmetic device according to claim 20, characterized in that said second circuit board (16) is provided with a key (161) and a charging interface (14), said housing (21) is provided with a key through hole (211) and a key cap (20), said key cap (20) is connected with the key (161) through the key through hole (211), and said charging interface (14) is provided with a silica gel plug (22).

22. Cosmetic device according to claim 21, characterized in that it further comprises a fixing frame (24) and a cosmetic cotton (25), said fixing frame (24) being removably connected to the first fixing element (9), said cosmetic cotton (25) being applied to the outer surface of said elastomer (300) and being arranged between said fixing frame (24) and said first fixing element (9).