CN214971226U - Rotary cosmetic instrument - Google Patents

Abstract

The utility model relates to the technical field of beauty equipment, in particular to a rotary beauty instrument, which comprises a casing, a battery, a driving device, a conductive rotating component and a beauty guide head; the conductive rotating assembly comprises a rotor, a stator and a bearing group, wherein the rotor comprises a rotating shaft, a conductive ring and an output wire; the stator comprises a fixed column, an input electric wire and a conductive elastic sheet, the conductive elastic sheet is arranged on the fixed column and is in contact with the conductive ring to realize electrical connection, and the input electric wire is electrically connected with the conductive elastic sheet and the battery; the bearing set is sleeved on the rotating shaft, and the fixing column is sleeved on the bearing set; the battery and the driving device are arranged in the casing, and the beauty guide head is rotatably arranged at the front end of the casing; the rotating shaft is provided with a through hole, and the output end of the driving device passes through the through hole to be connected with the beauty guide head so as to drive the beauty guide head to rotate. The utility model discloses, cosmetic leading head the uninterruptedly provide of electric current when rotatory, and the electric wire can not twine together.

Description

Rotary cosmetic instrument

Technical Field

The utility model relates to a beauty equipment technical field specifically is a rotation type beauty instrument.

Background

The beauty apparatus, also called as a beauty apparatus, is a machine for regulating and improving the body and face according to the physiological function of the human body, and has a plurality of functions such as whitening, skin tendering, freckle removing, wrinkle removing, hair removal, weight losing and the like according to the functions, and has ultrasonic wave introduction, photon skin tendering, high-frequency electrotherapy, RF (radio frequency) radio wave skin stretching, electronic speckle removing nevus, E-light permanent depilation skin tendering, Jiafani nutrition introduction and export and the like according to the names. An RF beauty instrument, i.e. a radio frequency beauty instrument, is a relatively common beauty device. The existing beauty instrument generally comprises a beauty instrument main body and a beauty guide head, wherein a motor for driving the beauty guide head to rotate and a battery for conducting an electrode tip on the beauty guide head are arranged in the beauty instrument main body; in the working process of the beauty instrument, the beauty guide head rotates relative to the main body of the beauty instrument and obtains electric energy from a battery in the main body of the beauty instrument, and the battery generally transmits the electric energy to the electrode head through a wire; therefore, the cosmetic guide head is easy to be twisted together during the rotation process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotation type beauty instrument aims at solving the cosmetic guide head among the prior art and makes the electric wire winding together easily at rotatory in-process to influence the technical problem of conductivity.

In order to achieve the above purpose, the utility model provides a rotary beauty instrument, which comprises a casing, a battery, a driving device, a conductive rotating assembly and a beauty guide head;

the conductive rotating assembly comprises a rotor, a stator and a bearing group, the rotor comprises a rotating shaft, a conductive ring and an output wire, the conductive ring is sleeved on the rotating shaft, and the output wire is electrically connected with the conductive ring and an electrode tip on the beauty guide head; the stator comprises a fixed column, an input electric wire and a conductive elastic sheet, the conductive elastic sheet is installed on the fixed column and is in contact with the conductive ring to realize electrical connection, and the input electric wire is electrically connected with the conductive elastic sheet and the battery; the bearing group is sleeved on the rotating shaft, and the fixing column is sleeved on the bearing group;

the battery and the driving device are arranged in the machine shell, and the beauty treatment guide head is rotatably arranged at the front end of the machine shell; the rotating shaft is provided with a through hole, and the output end of the driving device penetrates through the through hole to be connected with the beauty guide head so as to drive the beauty guide head to rotate.

Preferably, the rotating shaft is provided with a first annular groove, and the conducting ring is sleeved in the first annular groove. The backflow of the current can be guaranteed, and the stability of power transmission can be improved.

Preferably, the fixing column comprises a left semi-circle body and a right semi-circle body, and the left semi-circle body and the right semi-circle body are relatively fitted to form the cylindrical fixing column;

the left semicircle body is provided with at least one inserting column, and the right semicircle body is provided with inserting holes corresponding to the inserting columns one to one; and/or, the right semicircle body is provided with at least one inserting column, and the left semicircle body is provided with inserting holes corresponding to the inserting columns one to one. The assembly between the rotor and the stator is convenient; the left semicircle body and the right semicircle body are convenient to position and assemble.

Preferably, the conductive rotating assembly further comprises a housing, and the housing is sleeved on the fixed column. The shell can improve the stability of the structure and play a certain role in protecting the rotor and the stator.

Preferably, the bearing group includes upper bearing and lower bearing, the upper and lower both ends of pivot are equipped with upper limit step portion and lower limit step portion respectively, the upper bearing cover is established on the upper limit step portion, the bearing cover is established down on the lower limit step portion. The smoothness of relative rotation of the rotor and the stator can be improved; the upper bearing and the lower bearing are prevented from sliding towards the guide ring or sliding off.

Preferably, the device further comprises a mounting seat, the mounting seat is arranged in the machine shell, and the driving device is mounted on the mounting seat. The driving device is convenient to fix and is prevented from loosening.

Preferably, the mounting seat comprises a base and a cover plate, the base is provided with a cavity for accommodating the conductive rotating assembly, the base is provided with a clamping groove, the driving device is located in the clamping groove, and the cover plate is fixed on the base and covers the driving device. Further fix drive arrangement on the base, improve the stability of structure.

Preferably, the base is provided with a connecting hole, the casing is provided with a first connecting column, the first connecting column is provided with a connecting groove corresponding to the connecting hole, and the fixing member is inserted into the connecting hole and the connecting groove to fix the base on the casing. Under the requirement of meeting the electric conduction and rotation, the mounting seat, the electric conduction rotating assembly and the driving device can be conveniently mounted and dismounted.

Preferably, the base is provided with a positioning ring at the connecting hole, and the first connecting column is inserted in the positioning ring. The assembly of base and casing is quick, accurate more.

Preferably, the beauty guide head comprises a guide head shell, a guide head printed circuit board and a guide head rear shell; the guide head rear shell is covered on the guide head shell, and the guide head printed circuit board is arranged in the guide head shell; the guide head rear shell is provided with a second connecting column connected with the output end of the driving device; the guide head shell is provided with a mounting hole, and the electrode tip passes through the mounting hole and is mounted on the guide head printed circuit board. The driving device is convenient to drive the beauty guide head to rotate.

Preferably, a second annular groove is formed in the side wall of the guide head rear shell, and a rubber ring is arranged in the second annular groove. Plays a certain role in sealing and waterproofing the interior of the guide head shell.

Preferably, an LED printed circuit board and a light guide plate are arranged at one end of the casing close to the beauty guide head, and both the LED printed circuit board and the light guide plate are provided with through holes for the output end of the driving device to pass through;

the LED printed circuit board is provided with LED lamp beads, the LED lamp beads comprise red LEDs, blue LEDs, yellow LEDs and infrared LEDs, the light guide plate is arranged on one side where the LED lamp beads are located, and the light guide plate is provided with light guide columns corresponding to the LED lamp beads;

the shell is provided with a light guide hole corresponding to the light guide column, and the light guide column is positioned in the light guide hole. The LED lamp beads can be used for nursing the skin of a human body, and the practicability is improved.

The utility model relates to a rotation type beauty instrument has following beneficial effect at least: the conductive rotating assembly is arranged to enable the battery to continuously transmit electric energy to the electrode tip; meanwhile, the stator of the conductive rotating assembly is fixed, and the rotor rotates, so that the rotor and the electrode tip can rotate together with the beauty guide head while being electrically connected; thereby ensuring that the current is supplied uninterruptedly when the beauty guide head rotates and the electric wires are not twisted together. The conductive rotating assembly is arranged, so that an electric connection structure in the beauty instrument is simplified, and the production cost is lower; on the other hand, the conductive rotating assembly is simple and reasonable in structure, carbon deposition cannot be generated on the premise of meeting the use requirement, and the service life is greatly prolonged.

Drawings

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

Fig. 1 is a schematic structural view of the beauty instrument of the present invention;

fig. 2 is an explosion structure diagram of the beauty instrument of the utility model;

fig. 3 is a schematic view of the cross-sectional structure of the beauty instrument of the present invention;

fig. 4 is a schematic structural view of the housing of the present invention;

fig. 5 is a schematic sectional view of the housing of the present invention;

FIG. 6 is an enlarged partial view of portion A of FIG. 5;

fig. 7 is a schematic cross-sectional view of the conductive rotating assembly of the present invention;

fig. 8 is an exploded view of the conductive rotating assembly of the present invention;

fig. 9 is a schematic structural view of the rotating shaft of the present invention;

fig. 10 is an exploded view of the fixing column of the present invention;

fig. 11 is an exploded view of the fixing column of the present invention at another angle.

Fig. 12 is an exploded view of the cosmetic guide head of the present invention;

fig. 13 is a schematic structural view of the guide head housing of the present invention;

fig. 14 is a schematic structural view of the rear case of the guide head of the present invention;

fig. 15 is an exploded view of the mounting base of the present invention;

fig. 16 is a schematic structural view of the base of the present invention;

fig. 17 is a schematic structural view of the LED printed circuit board of the present invention;

fig. 18 is a schematic structural view of the light guide plate of the present invention.

In the drawings: 1-shell, 11-light guide hole, 12-first connecting post, 121-connecting groove, 2-battery, 3-driving device, 4-conductive rotating component, 41-rotor, 411-rotating shaft, 4111-first annular groove, 4112-through hole, 4113-upper limiting step part, 4114-lower limiting step part, 412-conductive ring, 413-output wire, 42-stator, 421-fixed post, 4211-left semi-circular body, 4212-right semi-circular body, 4213-insert post, 4214-insert hole, 4215-slotted hole, 4216-groove, 422-input wire, 423-conductive elastic sheet, 43-bearing group, 431-upper bearing, 432-lower bearing, 44-shell, 5-cosmetic guide head, 51-electrode tip, 52-guide head shell, 521-mounting hole, 53-guide head printed circuit board, 54-guide head rear shell, 541-second connecting column, 542-second annular groove, 55-waterproof silica gel sheet, 6-mounting seat, 61-base, 611-cavity, 612-clamping groove, 613-connecting hole, 614-positioning ring, 62-cover plate, 7-rubber ring, 8-LED printed circuit board, 81-LED lamp bead, 811-red LED, 812-blue LED, 813-yellow LED, 814-infrared LED, 9-light guide plate, 91-light guide column, 100-through hole, 110-main control board, 120-key and 130-wireless charging board.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 18, a rotary beauty instrument comprises a case 1, a battery 2, a driving device 3, a conductive rotating assembly 4 and a beauty guide 5;

the conductive rotating assembly 4 comprises a rotor 41, a stator 42 and a bearing set 43, the rotor 41 comprises a rotating shaft 411, a conductive ring 412 and an output wire 413, the conductive ring 412 is sleeved on the rotating shaft 411, and the output wire 413 is electrically connected with the conductive ring 412 and an electrode head 51 on the beauty treatment head 5; the stator 42 comprises a fixed column 421, an input electric wire 422 and a conductive elastic sheet 423, the conductive elastic sheet 423 is mounted on the fixed column 421 and is in contact with the conductive ring 412 to realize electrical connection, and the input electric wire 422 is electrically connected with the conductive elastic sheet 423 and the battery 2; the bearing group 43 is sleeved on the rotating shaft 411, and the fixed column 421 is sleeved on the bearing group 43;

the battery 2 and the driving device 3 are both arranged in the machine shell 1, and the beauty treatment guide head 5 is rotatably arranged at the front end of the machine shell 1; the rotating shaft 411 is provided with a through hole 4112, and an output end of the driving device 3 passes through the through hole 4112 to be connected with the beauty treatment guide head 5 so as to drive the beauty treatment guide head 5 to rotate.

The casing 1 is a hollow structure, and the battery 2, the driving device 3 and the conductive rotating component 4 are all positioned in the casing 1; the beauty guide head 5 is rotatably mounted at one end of the housing 1 by the driving device 3, i.e. the driving device 3 can drive the beauty guide head 5 to rotate. The battery 2 is used for supplying power to the cosmetic guide head 5 and the driving device 3, and the driving device 3 can be a motor. The rotating shaft 411 is cylindrical, the conductive ring 412 is sleeved on the outer wall of the rotating shaft 411, the conductive ring 412 is made of a material with conductive property, and the output wire 413 is electrically connected to the conductive ring 412. The fixing column 421 is a hollow cylinder, the hollow part is used for accommodating the bearing set 43 and the rotating shaft 411, a conductive elastic sheet 423 is mounted on the fixing column 421, and the conductive elastic sheet 423 is specifically made of a material with conductive property, such as copper; the input wire 422 is electrically connected to the conductive elastic piece 423. The bearing set 43 is sleeved on the rotating shaft 411, that is, the inner wall of the inner ring of the bearing set 43 is tightly attached to the outer wall of the rotating shaft 411, and the rotating shaft 411 rotates along with the inner ring of the bearing set 43; the fixing post 421 is sleeved on the bearing set 43, that is, the inner wall of the fixing post 421 is tightly attached to the outer wall of the outer ring of the bearing set 43, and the fixing post 421 rotates with the outer ring of the bearing set 43.

The current in the battery 2 is conducted to the conductive elastic piece 423 through the input electric wire 422, the conductive elastic piece 423 is in contact with the conductive ring 412, so that the current is conducted to the conductive ring 412, and the current in the conductive ring 412 is finally conducted to the electrode head 51 through the output electric wire 413. The number of the electrode head 51 can be multiple, and the electrode head 51 is mainly used for radio frequency treatment of the skin surface; the radio frequency wave penetrates the barrier of the melanocyte of the basal epidermis, the collagen fiber of the dermal layer is heated to 55-65 ℃, the collagen fiber shrinks, and the loose skin wrinkles are tensioned, thereby achieving the purposes of beautifying and removing the wrinkles. The beauty treatment guide head 5 of the beauty treatment instrument needs to rotate when working, and is driven to rotate by a driving device 3 in the beauty treatment instrument; when the driving device 3 drives the cosmetic handpiece to rotate, the electrode tip 51, the output wire 413 and the rotating shaft 411 rotate along with the electrode tip, while the input wire 422 and the fixed post 421 do not rotate, so that the battery 2 can supply current to the electrode tip 51 while the output wire 413 or the input wire 422 is prevented from being wound when the cosmetic handpiece rotates.

The battery 2 is a rechargeable battery 2, a wireless charging panel 130 is arranged in the casing 1, the wireless charging panel 130 is electrically connected with the battery 2, the wireless charging panel 130 wirelessly charges the battery 2 through an electromagnetic induction technology, i.e. the beauty instrument is placed on a wireless charging seat (not shown in the figure), then the charging panel on the wireless charging seat is electrified to generate a constantly changing magnetic field, the wireless charging panel 130 induces the change of the magnetic field to generate an induced current, and then the current is converted into direct current to further charge the battery 2. The design of the wireless charging panel 130 realizes that the beauty instrument can be charged in a wireless charging mode. The electrode head 51 is sleeved with a waterproof silica gel sheet 55 to increase the sealing performance of the electrode head 51 and achieve the waterproof function.

The rotating shaft 411 is a cylindrical structure, a through hole 4112 penetrating through the upper and lower ends of the rotating shaft 411 is formed in the center of the rotating shaft 411, and the through hole 4112 allows the output end of the driving device 3 to pass through. The conductive rotating component 4 is positioned between the driving device 3 and the beauty treatment guide head 5, and the output end of the driving device 3 passes through the through hole 4112 to be connected with the beauty treatment guide head 5, so that the driving device 3 can drive the beauty treatment guide head 5 to rotate. During the working process of the beauty instrument, the beauty guide head 5, the electrode head 51, the output wire 413, the rotating shaft 411, the conducting ring 412 and the output end of the driving device 3 synchronously rotate; the rotating shaft 411 is provided with a through hole 4112, so that the rotating shaft 411 of the driving device 3 can pass through and be in transmission connection with the cosmetic guide head 5, therefore, the driving device 3 can directly drive the cosmetic guide head 5 and the rotating shaft 411 to rotate synchronously, the driving device 3 is prevented from driving the cosmetic guide head 5 to rotate only and then driving the rotating shaft 411 to rotate through the output wire 413, and therefore, the stress of the output wire 413 can be eliminated, and the output wire 413 is prevented from being wound and twisted off.

More preferably, the aperture of the through hole 4112 is 1.5mm to 5 mm; if the aperture of the through hole 4112 is too small, the output end of the driving device 3 cannot pass through the through hole; since the shaft 411 needs to fix the conductive ring 412 and the output wires 413 are electrically connected to the conductive ring 413, if the aperture of the through hole 4112 is too large, the entire shaft 411 cannot meet the requirement, and the conductive rotating assembly 4 cannot be used.

In the technical scheme, the conductive rotating assembly 4 is arranged, so that the battery 2 continuously transmits electric energy to the electrode head 51; meanwhile, the stator 42 of the conductive rotating assembly 4 is fixed, and the rotor 41 rotates, so that the rotor 41 can rotate together with the beauty treatment guide head 5 while being electrically connected with the electrode tip 51; thereby ensuring that the cosmetic guide 5 is supplied with current uninterruptedly when rotating and the electric wires are not twisted together. The conductive rotating component 4 is arranged, so that the electric connection structure in the beauty instrument is simplified, and the production cost is lower; on the other hand, the conductive rotating assembly 4 is simple and reasonable in structure, carbon deposition cannot be generated on the premise of meeting the use requirement, and the service life is greatly prolonged.

Further, the rotating shaft 411 is provided with a first annular groove 4111, and the conducting ring 412 is sleeved in the first annular groove 4111.

The main body of the rotating shaft 411 is a cylindrical structure, and a first annular groove 4111 is formed in the outer wall of the rotating shaft 411 in the circumferential direction, that is, the circle of the first annular groove 4111 is located on the central axis of the rotating shaft 411; the conducting ring 412 is sleeved in the first annular groove 4111, and the conducting ring 412 is limited by the first annular groove 4111, so that the conducting ring 412 is prevented from moving and falling off, and the stability of power transmission is ensured. Preferably, the rotating shaft 411 is provided with a plurality of first annular grooves 4111, and each first annular groove 4111 is internally sleeved with a conducting ring 412; so set up, can guarantee the backward flow of electric current, can improve power transmission's stability again.

Further, the fixing column 421 comprises a left half-round body 4211 and a right half-round body 4212, wherein the left half-round body 4211 and the right half-round body 4212 are relatively fit to form the cylindrical fixing column 421;

the left semicircular body 4211 is provided with at least one insert column 4213, and the right semicircular body 4212 is provided with insert holes 4214 which correspond to the insert columns 4213 one by one; and/or the right semicircular body 4212 is provided with at least one insert column 4213, and the left semicircular body 4211 is provided with insert holes 4214 which correspond to the insert columns 4213 one by one.

The fixing column 421 is a hollow cylinder, and a plane where a central axis of the fixing column 421 is located divides the fixing column 421 into a left half-cylinder 4211 and a right half-cylinder 4212, that is, the left half-cylinder 4211 and the right half-cylinder 4212 are respectively half of the cylinder. The fixing post 421 is provided in a form of being combined by the left and right half- cylinders 4211 and 4212, so that the assembly between the rotor 41 and the stator 42 can be facilitated. The left semicircular body 4211 and the right semicircular body 4212 are specifically assembled by matching the insertion column 4213 with the insertion hole 4214, that is, the insertion column 4213 is inserted into the insertion hole 4214, so that the insertion column 4213 and the insertion hole 4214 are in interference fit, and the left semicircular body 4211 and the right semicircular body 4212 are attached. There are several ways, the first: an inserting column 4213 is arranged on the left semicircular body 4211, and an inserting hole 4214 is formed in the right semicircular body 4212; and the second method comprises the following steps: more than two inserting columns 4213 are arranged on the left semicircular body 4211, and a corresponding number of inserting holes 4214 are formed in the right semicircular body 4212; and the third is that: an inserting column 4213 is arranged on the right semicircular body 4212, and an inserting hole 4214 is formed in the left semicircular body 4211; and fourthly: the right semicircular body 4212 is provided with more than two insert columns 4213, and the left semicircular body 4211 is provided with a corresponding number of insert holes 4214; and a fifth mode: an inserting column 4213 is respectively arranged on the left semi-circular body 4211 and the right semi-circular cylinder, and an inserting hole 4214 is respectively arranged on the left semi-circular body 4211 and the right semi-circular cylinder; and a fifth mode: more than two inserting columns 4213 are respectively arranged on the left semi-circular body 4211 and the right semi-circular cylinder, and corresponding number of inserting holes 4214 are respectively arranged on the left semi-circular body 4211 and the right semi-circular cylinder. When more than two insert columns 4213 are arranged on the left semi-circular body 4211 or the right semi-circular cylinder, the positions of the insert columns 4213 can be on the upper end, the lower end, the opposite angles and the like of the left semi-circular body 4211 or the right semi-circular cylinder; the number and position of the insert columns 4213 are not particularly limited in this embodiment. The arrangement of the insert column 4213 and the insert hole 4214 can facilitate the positioning and the assembly of the left semi-cylinder 4211 and the right semi-cylinder.

Further, the conductive rotating assembly 4 further includes a housing 44, and the housing 44 is sleeved on the fixing column 421.

The housing 44 is a hollow cylindrical structure, the rotor 41 is located in the stator 42, and the stator 42 is located in the housing 44; specifically, the housing 44 is sleeved on the fixing column 421, and the housing 44 is made of an insulating plastic material; the housing 44 can improve the structural stability, protect the rotor 41 and the stator 42 to a certain extent, and can seal the conductive elastic sheet 423 and the conductive ring 412 to avoid electric leakage accidents. The housing 44 may be made of silicone, foam or EVA, and the conductive rotating assembly 4 is located in the cavity 611 of the base 61 after being assembled, so that the housing 44 is interposed between the stator 42 and the base 61; in addition to improving the structural stability of the conductive rotating assembly 4, the housing 44 may also form a buffer between the conductive rotating assembly 4 and the base 61, so as to reduce the noise generated by the rotor 41 during the rotation process.

Further, bearing group 43 includes upper bearing 431 and lower bearing 432, the upper and lower both ends of pivot 411 are equipped with spacing step portion 4113 and lower spacing step portion 4114 respectively, upper bearing 431 cover is established on the spacing step portion 4113, lower bearing 432 cover is established on the spacing step portion 4114.

The bearing set 43 specifically includes two bearings, an upper bearing 431 and a lower bearing 432, the upper bearing 431 and the lower bearing 432 are respectively sleeved on the upper end and the lower end of the rotating shaft 411, and the fixing column 421 is simultaneously sleeved on the upper bearing 431 and the lower bearing 432. The upper and lower ends of the rotating shaft 411 are respectively sleeved with the upper bearing 431 and the lower bearing 432, so that the smoothness of the relative rotation of the rotor 41 and the stator 42 can be improved, and the rotating shaft is suitable for various beauty instruments. A step is provided between the upper and lower step portions 4113 and 4114 and the shaft 411 on which the conductive ring 412 is mounted, so that the upper bearing 431 can be stably mounted on the upper step portion 4113, the lower bearing 432 can be stably mounted on the lower step portion 4114, and the upper and lower bearings 431 and 432 can be prevented from sliding toward the guide ring or sliding off.

The side wall of the fixed column 421 is opened with a slot 4215, and the conductive spring piece 423 is installed on the slot 4215. The side wall of the fixing post 421 is provided with a slot 4215 penetrating the inside and outside, and the slot 4215 is provided to facilitate the installation and fixation of the conductive elastic piece 423. Specifically, the number of the conductive elastic pieces 423 is the same as that of the conductive rings 412; the conductive elastic piece 423 is n-shaped, two rows of slots 4215 are formed in the slot hole 4215, and two parallel pins of the n-shaped conductive elastic piece 423 penetrate through the slot hole 4215 from the outer side of the fixed column 421 to be inserted into the fixed column 421.

The outer wall of the fixing post 421 is formed with a groove 4216, and the conductive resilient piece 423 is inserted into the fixing post 421 through the groove 4215 from the groove 4216. The outer wall of the fixing post 421 is provided with a groove 4216 for accommodating the conductive elastic piece 423 located at the outer side of the fixing post 421, so as to prevent the conductive elastic piece 423 from contacting with other parts.

Further, the device also comprises a mounting seat 6, wherein the mounting seat 6 is arranged in the machine shell 1, and the driving device 3 is mounted on the mounting seat 6. The driving device 3 needs to be fixed in the casing 1, and specifically, a mounting seat 6 is arranged in the casing 1 to fix the driving device 3 and prevent the driving device 3 from loosening.

Further, the mounting seat 6 includes a base 61 and a cover plate 62, the base 61 defines a cavity 611 for accommodating the conductive rotating assembly 4, the base 61 defines a slot 612, the driving device 3 is located in the slot 612, and the cover plate 62 is fixed on the base 61 to cover the driving device 3.

The mounting seat 6 is composed of a base 61 and a cover plate 62, the main body of the base 61 is a cylindrical structure which is penetrated up and down, the inside of the base 61 is hollow to form a cavity 611, the conductive rotating assembly 4 is located in the cavity 611, and the output end of the driving device 3 also penetrates through the cavity 611. The side wall of the cavity 611 is recessed from one end close to the driving device 3 to the middle to form a clamping groove 612, and the driving device 3 is located in the clamping groove 612; the base 61 extends outwards at one end far away from the driving device 3 to form an annular plate-shaped platform, and two threaded columns with internal threads on the inner wall are arranged on the annular plate-shaped platform; the cover plate 62 is not flat, and both sides thereof are bent in the same direction, so that the section shape of the overall structure is n-shaped, and hole sites corresponding to the inner part of the threaded column are further formed on the cover plate 62; the driving device 3 is clamped in the clamping groove 612, then the cover plate 62 is covered on the driving device 3, the hole position on the cover plate 62 corresponds to the interior of the threaded column, then a screw penetrates through the hole position and is screwed into the threaded column, and the cover plate 62, the driving device 3 and the base 61 are connected and fixed. The base 61 is provided with the clamping groove 612, so that the driving device 3 is convenient to mount, and the structure is more compact; the cover plate 62 can further fix the driving device 3 on the base 61, and the structural stability is improved.

Further, the base 61 is opened with a connection hole 613, the housing 1 is provided with a first connection post 12, the first connection post 12 is opened with a connection groove 121 corresponding to the connection hole 613, and a fixing member is inserted into the connection hole 613 and the connection groove 121 to fix the base 61 to the housing 1.

The main body of the base 61 is a cylinder with a hollow cavity 611, an outwardly extending annular plate is arranged at one part of the cylinder far away from the cover plate 62, and the connecting hole 613 is specifically arranged on the annular plate; the housing 1 is provided with a hollow first connection post 12, specifically, disposed at an end close to the cosmetic guide head 5, the hollow portion of the first connection post 12 is a connection groove 121, the connection groove 121 corresponds to the connection hole 613, and a fixing member (e.g., a screw, not shown) is inserted into the connection groove 121 through the connection hole 613, so that the base 61 is fixed on the housing 1, thereby fixing the mounting base, the conductive rotating assembly 4 and the driving device 3. The base 61 is arranged in such a way, so that the mounting seat 6, the conductive rotating assembly 4 and the driving device 3 can be conveniently mounted and dismounted under the requirement of conductivity and rotation, and the structure of the conductive rotating assembly 4 and the cosmetic guide head 5 is more compact.

Further, the base 61 is provided with a positioning ring 614 at the connecting hole 613, and the first connecting post 12 is inserted into the positioning ring 614.

A positioning ring 614 is arranged on the annular plate, the positioning ring 614 is a hollow cylindrical wall structure, the connecting hole 613 is positioned in the positioning ring 614, and when the connecting groove 121 corresponds to the connecting hole 613, one end of the connecting column 612 is inserted into the positioning ring 614. The positioning ring 614 is provided to facilitate the positioning of the first connecting column 12, so that the assembly of the base 61 and the housing 1 is faster and more accurate.

A plurality of connecting holes 613 (for example, two, three, four or more connecting holes) are uniformly formed in the annular plate around the center thereof, the first connecting columns 12 having the same number as the connecting holes 613 are provided on the housing case 1, and each first connecting column 12 corresponds to each connecting hole 613; a positioning ring 614 is provided at each connecting hole 613. The provision of the plurality of coupling holes 613, the first coupling posts 12 and the positioning ring 614 improves the stability of the coupling structure of the base 61 and the casing 1.

Further, the cosmetic guide head 5 includes a guide head case 52, a guide head printed wiring board 53, and a guide head rear case 54; the guide head rear shell 54 is covered on the guide head shell 52, and the guide head printed circuit board 53 is installed in the guide head shell 52; the guide head rear shell 54 is provided with a second connecting column 541 connected with the output end of the driving device 3; the lead housing 52 is opened with a mounting hole 521, and the electrode tip 51 is mounted on the lead printed circuit board 53 through the mounting hole 521.

The guide head shell 52 is a structure with an opening at one end, when in use, one side of the guide head shell 52 close to the skin of a human body is the front side, and the opposite side is the rear side; the rear side of the guide housing 52 has an opening, and the guide rear housing 54 covers the guide housing 52, specifically, the opening, so that a sealed cavity is formed therebetween. The lead printed wiring board 53 is mounted in the lead housing 52 and electrically connected to the output electric wire 413; the front side of the lead housing 52 is provided with a mounting hole 521, and the electrode tip 51 is mounted on the lead printed circuit board 53 through the mounting hole 521, that is, the electrode tip 51 protrudes from the interior of the lead housing 52 through the mounting hole 521. The guide head rear shell 54 is provided with a second connection column 541, the second connection column 541 is hollow, and the output end of the driving device 3 can be inserted into the second connection column 541 and can drive the second connection column 541 to rotate, so as to drive the beauty guide head 5 to rotate.

Further, a second annular groove 542 is formed in the side wall of the guide head rear shell 54, and a rubber ring 7 is arranged in the second annular groove 542.

As described above, the guide rear shell 54 covers the opening formed at the rear side of the guide housing 52, specifically, the guide rear shell 54 is embedded in the guide housing 52, that is, the side wall of the guide rear shell 54 contacts with the inner wall of the guide housing 52; this arrangement makes assembly of the guide head rear case 54 and the guide head case 52 easy and convenient. Second annular groove 542 has been seted up to the lateral wall of leading head backshell 54, is provided with rubber circle 7 in second annular groove 542, and when leading head backshell 54 was installed on leading head casing 52, rubber circle 7 was extrudeed by leading head casing 52 inner wall to make leading head backshell 54 and leading head casing 52 be connected more firmly, the clearance between the two is littleer simultaneously, has played certain sealed, waterproof role to leading head casing 52 inside.

Further, an LED printed circuit board 8 and a light guide plate 9 are disposed at an end of the casing 1 near the cosmetic guide head 5, and both the LED printed circuit board 8 and the light guide plate 9 are provided with a through hole 100 for the output end of the driving device 3 to pass through;

the LED printed circuit board 8 is provided with an LED lamp bead 81, the LED lamp bead 81 comprises a red LED811, a blue LED812, a yellow LED813 and an infrared LED814, the light guide plate 9 is arranged on one side of the LED lamp bead 81, and the light guide plate 9 is provided with a light guide column 91 corresponding to the LED lamp bead 81;

the casing 1 is provided with a light guide hole 11 corresponding to the light guide column 91, and the light guide column 91 is located in the light guide hole 11.

The LED printed circuit board 8 and the light guide plate 9 are both of circular plate-shaped structures, and a through hole 4112 for the output end of the driving device 3 to pass through is formed between the LED printed circuit board 8 and the light guide plate 9; so set up, make overall structure compacter, reasonable. LED lamp pearl 81 is installed to one side that LED printed wiring board 8 is close to cosmetic leading 5, and LED printed wiring board 8 accessible electric wire and battery 2 electric connection give LED lamp pearl 81 power supply through battery 2, make it send light. The light guide plate 9 is positioned at one side where the LED lamp beads 81 are positioned, the light guide plate 9 is provided with a light guide column 91 corresponding to the LED lamp beads 81, the shell 1 is provided with a light guide hole 11 corresponding to the light guide column 91, and the light guide column 91 is inserted into the light guide hole 11; light that LED lamp pearl 81 sent can outwards be jetted out through leaded light post 91, and leaded light post 91 accessible leaded light hole 11 stretches out to the outside of casing 1, consequently can outwards jet out the light that LED lamp pearl 81 sent. The LED lamp bead 81 comprises a red LED811, a blue LED812, a yellow LED813 and an infrared LED814, wherein the red LED811 is used for emitting red light, the blue LED812 is used for emitting blue light, the yellow LED813 is used for emitting yellow light, and the infrared LED814 is used for emitting infrared light; the four light rays emitted are mixed and emitted outwards, so that the mixed light rays have a certain nursing effect on the skin of a human body, and therefore when the cosmetic guide head 5 is used for carrying out radio frequency treatment on the skin surface of the human body, the LED lamp beads 81 can also be used for nursing the skin of the human body.

The portable electronic device further comprises a main control board 110 and keys 120, wherein the main control board 110 is installed in the machine shell 1, the keys 120 are installed on the machine shell 1, and the main control board 110 is electrically connected with the keys and the battery 2. The main control board 110 is used for controlling the battery 2 to supply power to the beauty treatment guide head 5 and the driving device 3; the button 120 can be pressed by a user to control the cosmetic instrument to be turned on or off.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (12)

1. A rotary cosmetic instrument, comprising: the beauty treatment device comprises a machine shell (1), a battery (2), a driving device (3), a conductive rotating assembly (4) and a beauty treatment guide head (5);

the conductive rotating assembly (4) comprises a rotor (41), a stator (42) and a bearing group (43), the rotor (41) comprises a rotating shaft (411), a conductive ring (412) and an output electric wire (413), the conductive ring (412) is sleeved on the rotating shaft (411), and the output electric wire (413) is electrically connected with the conductive ring (412) and an electrode head (51) on the beauty guide head (5); the stator (42) comprises a fixed column (421), an input electric wire (422) and a conductive elastic sheet (423), the conductive elastic sheet (423) is installed on the fixed column (421) and is in contact with the conductive ring (412) to realize electrical connection, and the input electric wire (422) is electrically connected with the conductive elastic sheet (423) and the battery (2); the bearing group (43) is sleeved on the rotating shaft (411), and the fixing column (421) is sleeved on the bearing group (43);

the battery (2) and the driving device (3) are both arranged in the machine shell (1), and the beauty treatment guide head (5) is rotatably arranged at the front end of the machine shell (1); the rotating shaft (411) is provided with a through hole (4112), and the output end of the driving device (3) penetrates through the through hole (4112) to be connected with the beauty treatment guide head (5) so as to drive the beauty treatment guide head (5) to rotate.

2. The rotary cosmetic device according to claim 1, wherein the shaft (411) defines a first annular groove (4111), and the conductive ring (412) is disposed in the first annular groove (4111).

3. The rotary beauty instrument according to claim 1, wherein the fixing column (421) comprises a left semi-circular body (4211) and a right semi-circular body (4212), the left semi-circular body (4211) and the right semi-circular body (4212) are relatively fitted to form the cylindrical fixing column (421);

the left semicircular body (4211) is provided with at least one insert column (4213), and the right semicircular body (4212) is provided with insert holes (4214) which correspond to the insert columns (4213) one by one; and/or the right semicircular body (4212) is provided with at least one insert column (4213), and the left semicircular body (4211) is provided with insert holes (4214) which correspond to the insert columns (4213) one by one.

4. The rotary beauty instrument according to claim 1, wherein said conductive rotating assembly (4) further comprises a housing (44), said housing (44) being fitted over said fixed column (421).

5. The rotary beauty instrument according to claim 1, wherein the bearing set (43) comprises an upper bearing (431) and a lower bearing (432), the upper and lower ends of the shaft (411) are respectively provided with an upper limiting step portion (4113) and a lower limiting step portion (4114), the upper bearing (431) is sleeved on the upper limiting step portion (4113), and the lower bearing (432) is sleeved on the lower limiting step portion (4114).

6. The rotary beauty instrument according to claim 1, further comprising a mounting seat (6), said mounting seat (6) being provided in said housing (1), said driving means (3) being mounted on said mounting seat (6).

7. The rotary beauty instrument according to claim 6, wherein the mounting base (6) comprises a base (61) and a cover plate (62), the base (61) defines a cavity (611) for accommodating the conductive rotary component (4), the base (61) defines a slot (612), the driving device (3) is located in the slot (612), and the cover plate (62) is fixed on the base (61) to cover the driving device (3).

8. The rotary beauty instrument according to claim 7, wherein the base (61) is provided with a connecting hole (613), the housing (1) is provided with a first connecting post (12), the first connecting post (12) is provided with a connecting groove (121) corresponding to the connecting hole (613), and a fixing member is inserted into the connecting hole (613) and the connecting groove (121) to fix the base (61) to the housing (1).

9. The rotary beauty instrument according to claim 8, wherein said base (61) is provided with a positioning ring (614) at said connecting hole (613), said first connecting post (12) being inserted in said positioning ring (614).

10. The rotary cosmetic instrument according to claim 1, wherein the cosmetic guide head (5) comprises a guide head housing (52), a guide head printed circuit board (53) and a guide head rear case (54); the guide head rear shell (54) is covered on the guide head shell (52), and the guide head printed circuit board (53) is installed in the guide head shell (52); the guide head rear shell (54) is provided with a second connecting column (541) connected with the output end of the driving device (3); the guide head shell (52) is provided with a mounting hole (521), and the electrode tip (51) passes through the mounting hole (521) and is mounted on the guide head printed circuit board (53).

11. The rotary beauty instrument according to claim 10, wherein a second annular groove (542) is opened on the side wall of the guide head back shell (54), and a rubber ring (7) is arranged in the second annular groove (542).

12. The rotary beauty instrument according to claim 1, wherein an LED printed circuit board (8) and a light guide plate (9) are disposed at an end of the casing (1) near the beauty guide head (5), and the LED printed circuit board (8) and the light guide plate (9) are both provided with a through hole (100) for passing through an output end of the driving device (3);

the LED light source is characterized in that an LED lamp bead (81) is mounted on the LED printed circuit board (8), the LED lamp bead (81) comprises a red LED (811), a blue LED (812), a yellow LED (813) and an infrared LED (814), the light guide plate (9) is arranged on one side where the LED lamp bead (81) is located, and the light guide plate (9) is provided with a light guide column (91) corresponding to the LED lamp bead (81);

the light guide pole (91) is arranged in the shell (1), a light guide hole (11) corresponding to the light guide pole (91) is formed in the shell (1), and the light guide pole (91) is located in the light guide hole (11).

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