CN114177534A - Little electric current beauty instrument of radio frequency - Google Patents

Abstract

The application relates to the technical field of beauty equipment, in particular to a radio frequency micro-current beauty instrument. The radio frequency micro-current beauty instrument comprises a massage head and a handle, wherein the massage head is connected with the handle; the massage head comprises an electrode assembly, an elastic sheet, a driving circuit board and a fixed support, the fixed support is fixedly connected with the handle, the driving circuit board is arranged on the fixed support, and the electrode assembly is electrically connected with the driving circuit board; the elastic sheet is connected with the driving circuit board or the fixed support, and the electrode assembly is fixedly connected with the elastic sheet. The application provides a little electric current beauty instrument of radio frequency, and the good elasticity of shell fragment provides great movable scope for electrode subassembly can be along with the curve of face nimble laminating face skin, thereby makes each part of face can both obtain better beauty treatment recuperation effect.

Description

Little electric current beauty instrument of radio frequency

Technical Field

The application relates to the technical field of beauty equipment, in particular to a radio frequency micro-current beauty instrument.

Background

The radio frequency beauty treatment is a beauty treatment method which acts on deep tissues of skin through radio frequency electromagnetic waves to heat the dermis of the skin and stimulate the generation of new collagen and elastin, thereby achieving the effect of skin tightening. Micro-current beauty treatment is to stimulate the movement of muscle tissue and promote the synthesis of collagen by using micro-current. Both of the above cosmetic methods are generally accomplished by contacting the skin with electrodes through which radio frequency electromagnetic waves or micro-currents are delivered to the deep tissues of the skin.

When the beauty instrument is used, the handle of the beauty instrument needs to be held by hands to move the contact head, so that the electrode on the contact head is contacted with different positions of the face, and the effects of tightening and beautifying the skin of each part of the face can be achieved. However, the electrodes are usually fixed on the metal or plastic contact head, the electrodes cannot be well attached to each part of the face, the difference of the face curves of different users is large, and the standardized product is not beneficial to meeting different requirements of the majority of users.

In view of the above-described related art, the inventors thought that there was a problem that the electrode could not be attached well to each part of the face.

Disclosure of Invention

In order to solve the problem that the electrodes proposed in the background art cannot be attached to each part of the face well, the present application provides a radio frequency micro-current cosmetic apparatus.

The technical scheme provided by the application is as follows:

a radio frequency micro-current beauty instrument comprises a massage head and a handle, wherein the massage head is connected with the handle; the massage head comprises an electrode assembly, an elastic sheet, a driving circuit board and a fixed support, the fixed support is fixedly connected with the handle, the driving circuit board is arranged on the fixed support, and the electrode assembly is electrically connected with the driving circuit board; the elastic sheet is connected with the driving circuit board or the fixed support, and the electrode assembly is fixedly connected with the elastic sheet.

By adopting the technical scheme, the driving circuit board is electrically connected with the electrode assembly, so that the electrode assembly can generate radio frequency electromagnetic waves or micro-current to act on deep tissues of the skin, further the generation of collagen and elastin is stimulated, and the effects of improving the elasticity of the skin and tightening the skin are achieved; electrode subassembly passes through the shell fragment to be fixed on drive circuit board or fixed bolster, and the shell fragment has good elasticity for the electrode subassembly that the shell fragment is connected has great movable scope, and when the hand handle of user removed the massage head, electrode subassembly can be along with the curve of face skin of laminating in a flexible way under the effect of shell fragment, makes each part of face can both obtain better beauty treatment recuperation effect.

Preferably, the elastic sheet is made of a conductive material, the elastic sheet is electrically connected with the electrode assembly, and the elastic sheet is electrically connected with the driving circuit board.

By adopting the technical scheme, the elastic sheet not only provides a larger movable range for the electrode assembly, but also serves as a conductive connecting piece between the electrode assembly and the driving circuit board.

Preferably, the electrode assembly includes at least one first micro-current electrode and at least one second micro-current electrode, the first micro-current electrode and the second micro-current electrode being arranged crosswise around the fixing support.

By adopting the technical scheme, when the electrode assembly is attached to the face skin, the first micro-current electrode, the driving circuit board, the second micro-current electrode and the face skin form a closed loop, and the generated micro-current acts on the muscle tissue under the skin to stimulate the collagen to be synthesized in an accelerated manner, so that the skin is fuller and more elastic.

Preferably, the electrode assembly is sleeved with a protective cover, and the protective cover is provided with a yielding groove for mounting the electrode assembly.

By adopting the technical scheme, the protective cover sleeved outside the electrode assembly plays a role in protecting and supporting the electrode assembly, so that the electrode assembly is not easily abraded and scratched.

Preferably, offer the confession on the inner wall of groove of stepping down the first via hole that the shell fragment passed through, the shell fragment is located electrode subassembly with between the safety cover, electrode subassembly the shell fragment with the safety cover passes through pin fixed connection.

Through adopting above-mentioned technical scheme, electrode subassembly, shell fragment and safety cover pass through pin fixed connection for the connection of three is more firm, the wholeness is stronger, and the shell fragment is difficult for producing the tremble injury to electrode subassembly when rocking, reduces the influence to little current.

Preferably, the elastic sheet includes a fixing portion fixedly connected to the electrode assembly, an extending portion fixedly connected to the fixing portion, and a connecting portion fixedly connected to the extending portion, and the connecting portion is connected to the driving circuit board; the fixed part with the connecting portion all with there is the contained angle between the extension portion.

By adopting the technical scheme, the extension part is connected with the fixing part and the connecting part, so that the length of the elastic sheet is increased, and the movable range of the electrode assembly is enlarged; the fixing part and the connecting part are included angles with the extending part, so that the movable angle of the fixing part is increased, the movable range of the electrode assembly is further increased, and the electrode assembly can be better attached to the face skin.

Preferably, the fixed support is provided with a radio frequency electrode; the driving circuit board is provided with a radio frequency circuit and a micro-current circuit, the radio frequency electrode is connected with the radio frequency circuit, and the first micro-current electrode and the second micro-current electrode are connected with the micro-current circuit.

By adopting the technical scheme, the radio frequency circuit and the micro-current circuit are respectively arranged, so that a user can independently use radio frequency beauty or micro-current beauty to obtain different beauty experiences, and can simultaneously use radio frequency beauty and micro-current beauty to strengthen beauty effects in multiple aspects.

Preferably, the fixed support is sleeved with a rubber sleeve, the rubber sleeve is provided with an installation groove, and the protective cover is fixed in the installation groove; and a second through hole for the elastic sheet to pass through is formed in the side wall of the mounting groove.

By adopting the technical scheme, the protective cover and the fixed support are connected to the rubber sleeve, the elastic sheet penetrates through the second via hole, the rubber sleeve can provide certain supporting and protecting effects for the electrode assembly and the elastic sheet, the elastic sheet is not easy to deform or break due to overlarge shearing stress, and meanwhile, the rubber sleeve has elasticity and can be matched with the elastic sheet to flexibly move.

Preferably, the electrode assembly and the radio frequency electrode are far away from one side of the fixed support to jointly form a contact surface, the contact surface is a concave contact surface with high periphery and low middle part, an included angle exists between the handle and the contact surface, and the included angle is an acute angle.

By adopting the technical scheme, the concave contact surface can be better attached and contacted with the face skin, so that the beautifying effect is better; the handle and the contact surface form an acute angle, which is convenient for holding the handle and moving the position of the massage head.

In summary, compared with the related art, the invention has the following beneficial effects:

1. the invention is provided with the elastic sheet, the electrode assembly is fixed on the driving circuit board through the elastic sheet, the elastic sheet has good elasticity, so that the electrode assembly connected with the elastic sheet has a larger movable range, when a user holds the handle to move the massage head, the electrode assembly can be flexibly attached to the skin of the face along with the curve of the face under the action of the elastic sheet, and each part of the face can obtain better beautifying and recuperating effects; the spring plate also has electrical conductivity and serves as a conductive connection between the electrode assembly and the driving circuit board.

2. The rubber sleeve is arranged, the rubber sleeve can provide certain supporting and protecting effects for the electrode assembly and the elastic sheet, so that the elastic sheet is not easy to deform or break due to overlarge shearing stress, and meanwhile, the rubber sleeve has elasticity and can also be matched with the elastic sheet to move flexibly.

Drawings

Fig. 1 is a schematic diagram of the whole structure of the radio frequency micro-current beauty instrument.

Fig. 2 is an exploded view of the radio frequency micro-current cosmetic instrument.

Fig. 3 is a sectional view taken along a-a in fig. 1.

Fig. 4 is an exploded view of a massage head of the radio frequency micro-current cosmetic instrument.

Fig. 5 is a schematic structural diagram of a spring plate of the radio frequency micro-current beauty instrument.

Fig. 6 is a schematic view of a protruding guide groove of the radio frequency micro-current cosmetic instrument.

Fig. 7 is a schematic view of a protruding guide rail of the radio frequency micro-current cosmetic instrument.

Description of reference numerals: 1. an electrode assembly; 2. a radio frequency electrode; 3. a drive circuit board; 4. a control circuit board; 5. a spring plate; 6. a protective cover; 7. a rubber sleeve; 8. fixing a bracket; 9. a sleeve; 10. a bottom cover; 11. a mounting frame; 12. a massage head; 13. a handle; 14. an accommodating cavity; 15. a first microcurrent electrode; 16. a second microcurrent electrode; 17. a contact surface; 18. a fixed part; 19. an extension part; 20. a connecting portion; 21. a yielding groove; 22. a first via hole; 23. mounting grooves; 24. a second via hole; 25. a fixed table; 26. a mounting seat; 27. laminating; 28. a clip sheet; 29. a third via hole; 30. a clamping hole; 31. a guide surface; 32. a clamping block; 33. a bevel; 34. a guide rail; 35. buttonhole; 36. a trench; 37. chamfering; 38. a front housing; 39. a rear housing; 40. a power source; 41. a groove; 42. an adhesive tape; 43. a button; 44. a pressure sensor; 45. a waterproof ring; 46. a guide groove.

Detailed Description

The present application is described in further detail below with reference to the attached drawing figures.

Referring to fig. 1 and 2, the embodiment of the application discloses a radio frequency micro-current cosmetic instrument, which comprises an electrode assembly 1, a radio frequency electrode 2, a driving circuit board 3, a control circuit board 4, an elastic sheet 5, a protective cover 6, a rubber sleeve 7, a fixing support 8, a sleeve 9, a bottom cover 10 and a mounting frame 11. The electrode assembly 1, the radio-frequency electrode 2, the driving circuit board 3, the elastic sheet 5, the protective cover 6, the rubber sleeve 7 and the fixed support 8 form a massage head 12 and a handle 13. The sleeve 9, the bottom cover 10, the mounting frame 11 and the control circuit board 4 form a handle 13 of the beauty instrument.

Referring to fig. 2 and 3, the electrode assembly 1 is in contact with the skin and can form a micro-current to act on the subcutaneous muscle tissue, stimulating the production of collagen. When the radio frequency electrode 2 is contacted with the skin, radio frequency electromagnetic waves are generated to act on the dermis layer of the skin, and the generation of collagen and elastin is stimulated. The driving circuit board 3 is electrically connected with the electrode assembly 1 and the radio frequency electrode 2, and promotes the generation of micro-current and radio frequency electromagnetic wave. The control circuit board 4 is electrically connected with the driving circuit board 3, converts other external signals into electric signals and transmits the electric signals to the driving circuit board 3 so as to control the generation of micro-current and radio frequency electromagnetic waves. The two ends of the elastic sheet 5 are respectively connected to the electrode assembly 1 and the driving circuit board 3, so that the electrode assembly 1 has a large movable range. The protective cover 6 is sleeved outside the electrode assembly 1 and plays roles of insulation and protection. The rubber sleeve 7 is sleeved outside the fixed support 8 and the protective cover 6 and plays a supporting role for the electrode assembly 1. The fixing bracket 8 is used for mounting the electrode assembly 1 and is clamped with the sleeve 9. The sleeve 9 serves as a main body portion of the handle 13 for protecting the internal mounting bracket 11 and the control circuit board 4. The bottom cover 10 is clamped with the sleeve 9 and is positioned at the bottom of the beauty instrument. The fixed support 8, the sleeve 9 and the bottom cover 10 enclose to form an accommodating cavity 14, the mounting frame 11 is located in the accommodating cavity 14, and the mounting frame 11 is connected with the sleeve 9 in a sliding mode and used for mounting the control circuit board 4.

Referring to fig. 4, the electrode assembly 1 includes two first micro-current electrodes 15 and two second micro-current electrodes 16, the first micro-current electrodes 15 and the second micro-current electrodes 16 being arranged equidistantly and crosswise around the fixing support 8. The first micro-current electrode 15 and the second micro-current electrode 16 are electrically connected to the driving circuit board 3 through the spring 5. The first micro-current electrode 15 and the second micro-current electrode 16 are both trapezoidal, and the upper edge of the trapezoid is close to the fixed support 8. In other embodiments, the first and second micro-current electrodes 15 and 16 may be rectangular, circular, oval, triangular, fan-shaped, arcuate, etc. in shape. When the electrode assembly 1 is attached to the face skin, the first micro-current electrode 15, the driving circuit board 3, the second micro-current electrode 16 and the face skin form a closed loop, and the generated micro-current acts on the muscle tissue under the skin to stimulate collagen to be synthesized in an accelerated manner, so that the skin is fuller and more elastic.

Referring to fig. 4, the rf electrode 2 is circular, is mounted in the middle of the upper surface of the fixing bracket 8, and is electrically connected to the driving circuit board 3. The radio frequency electrode 2 generates radio frequency electromagnetic waves to act on the dermis layer of the skin, so that the generation of collagen and elastin is stimulated, and the effects of improving the elasticity of the skin and tightening the skin are achieved.

Referring to fig. 4, the driving circuit board 3 is mounted on the fixing bracket 8, the driving circuit board 3 is provided with a radio frequency circuit and a micro-current circuit, the radio frequency electrode 2 is connected to the radio frequency circuit, and the first micro-current electrode 15 and the second micro-current electrode 16 are both connected to the micro-current circuit. The radio frequency circuit and the micro-current circuit are respectively arranged, so that a user can use radio frequency beauty or micro-current beauty independently to obtain different beauty experiences, and can use radio frequency beauty and micro-current beauty simultaneously to strengthen beauty effects in multiple aspects. The driving circuit board 3 is circular, four openings are formed in the edge of the driving circuit board and are arranged on the circumference at equal intervals, and the elastic sheet 5 is inserted into the openings.

Referring to fig. 3, the first micro-current electrode 15, the second micro-current electrode 16 and the radio frequency electrode 2 form a contact surface 17 together with the surface far away from the fixing support 8, and the contact surface 17 is a concave contact surface 17 with high periphery and low middle part, so that the electrode assembly 1 and the radio frequency electrode 2 can be better attached and contacted with the skin of the face, and a better beautifying effect is obtained. The handle 13 and the contact surface 17 form an acute angle, which is convenient for holding the handle 13 and moving the position of the massage head 12.

Referring to fig. 5, the elastic sheet 5 is made of conductive metal and includes a fixing portion 18, an extending portion 19, and a connecting portion 20. The fixing portion 18 is a rectangular plate having an opening in the middle thereof and is fixedly connected to the bottom of the first micro-current electrode 15 or the bottom of the second micro-current electrode 16 such that the fixing portion 18 is electrically connected to the electrode assembly 1. The connecting portion 20 is an "L" shaped sheet, and its end is inserted into an opening at the edge of the driving circuit board 3, and the connecting portion 20 is electrically connected to the driving circuit board 3. The extending portion is fixedly connected between the fixing portion 18 and the connecting portion 20, and the fixing connection may be integrally formed, welded, or the like. An included angle alpha exists between the long side of the L shape of the connecting part 20 and the extending part, an included angle beta exists between the fixing part 18 and the extending part 19, and the included angle alpha is smaller than the included angle beta.

Referring to fig. 1 and 4, the electrode assembly 1 is fixed on the driving circuit board 3 through the elastic sheet 5, the elastic sheet 5 has good elasticity, so that the electrode assembly 1 connected with the elastic sheet 5 has a large movable range, when a user holds the handle 13 to move the massage head 12, the electrode assembly 1 can flexibly adhere to the skin of the face along with the curve of the face under the action of the elastic sheet 5, and all parts of the face can obtain good beautifying and recuperating effects. The extension part 19 connects the fixing part 18 and the connecting part 20, increasing the length of the spring 5 and the movable range of the electrode assembly 1. The fixing part 18 and the connecting part 20 are respectively arranged at an included angle with the extension part 19, so that the movable angle of the fixing part 18 is increased, the movable range of the electrode assembly 1 is further increased, and the electrode assembly 1 can be better attached to the facial skin. The spring 5 not only provides a large movable range for the electrode assembly 1, but also serves as a conductive connection between the electrode assembly 1 and the driving circuit board 3.

Referring to fig. 4, four protective covers 6 are provided, which are respectively sleeved outside the two first micro-current electrodes 15 and the two second micro-current electrodes 16. The protective cover 6 is provided with a recess 21 for mounting the electrode assembly 1, and the recess 21 is opened toward the face of the user when the beauty instrument is used. The protective cover 6 protects and supports the electrode assembly 1 so that the electrode assembly 1 is not easily abraded and scratched. The inner wall of the abdicating groove 21 is provided with a first via hole 22 for the elastic sheet 5 to pass through, the elastic sheet 5 is positioned between the electrode assembly 1 and the bottom surface of the abdicating groove 21, and the protective cover 6, the elastic sheet 5 and the electrode assembly 1 are fixedly connected from bottom to top through pins. Electrode subassembly 1, shell fragment 5 and safety cover 6 pass through pin fixed connection for the connection of three is more firm, the wholeness is stronger, and difficult shake injury to electrode subassembly 1 production when shell fragment 5 rocks is favorable to reducing the influence that produces and act on little current.

Referring to fig. 4, the rubber cover 7 is nearly cruciform and made of silicone rubber. Nearly four tip of cross gum cover 7 all are equipped with mounting groove 23, and safety cover 6 is fixed in mounting groove 23, the outer wall of safety cover 6 and the inner wall in close contact with of mounting groove 23. The side wall of the mounting groove 23 near the center of the rubber sleeve 7 is provided with a second through hole 24 for the elastic sheet 5 to pass through, and the fixing part 18 of the elastic sheet 5 passes through the second through hole 24 and the first through hole 22 in sequence and then is fixed at the bottom of the electrode assembly 1. The protective cover 6 and the fixed bolster 8 are being connected to gum cover 7, and shell fragment 5 passes from second via hole 24, and gum cover 7 can provide certain support and guard action for electrode subassembly 1 and shell fragment 5 for shell fragment 5 is difficult for warping or splitting because of shear stress is too big, and simultaneously, gum cover 7 self has elasticity, also can cooperate shell fragment 5 to carry out nimble activity. The middle part of the nearly cross-shaped rubber sleeve 7 is provided with a round through hole for the fixed support 8 to pass through, so that the radio-frequency electrode 2 can be exposed.

Referring to fig. 2, the fixing bracket 8 includes a fixing base 25, a mounting seat 26, a fitting plate 27 and a clamping plate 28, and the rubber sleeve 7 is sleeved outside the fixing base 25. The fixed platform 25 is a hollow cylinder, the driving circuit board 3 is located in the hollow cavity of the fixed platform 25, the radio-frequency electrode 2 is installed on the upper surface of the fixed platform 25, and a through hole for passing a connecting circuit between the radio-frequency electrode 2 and the driving circuit board 3 is arranged on the upper surface of the fixed platform 25. The fixed platform 25 is in threaded connection with the upper end of the mounting seat 26, the upper end face and the lower end face of the mounting seat 26 are both circular rings, and an included angle exists between the upper end face and the lower end face of the mounting seat 26, so that an included angle is formed between the handle 13 and the contact surface 17. The side wall of the fixed platform 25 is further provided with a third via hole 29 for the elastic sheet 5 to pass through, and the connecting part 20 of the elastic sheet 5 passes through the third via hole 29 and then is inserted into the driving circuit board 3.

Referring to fig. 6, the hinge 27 is integrally connected to the lower end of the mounting base 26. The three combined sheets 27 are circular arc-shaped, and the three combined sheets 27 are distributed on the circumference at equal intervals. The clamping sheet 28 is positioned between two adjacent hinge plates 27, and the upper part of the clamping sheet 28 and the hinge plates 27 are integrally formed to enclose a complete circumference. The clamping sheet 28 is provided with a clamping hole 30 for matching and clamping with the sleeve 9, the lower end of the clamping sheet 28 is provided with an inclined guide surface 31, and the guide surface 31 faces the sleeve 9.

Referring to fig. 6 and 7, the sleeve 9 has a truncated cone shape, and the sectional area of the sleeve 9 gradually increases from the end near the bottom cover 10 to the end near the massage head 12. The inner wall of the sleeve 9 is welded with a clamping block 32 matched with the clamping hole 30, the clamping block 32 is matched with the clamping hole 30, the sleeve 9 is firmly clamped with the massage head 12, the gap at the joint of the sleeve 9 and the massage head 12 is not easy to be enlarged due to connection looseness, and the waterproof performance of the beauty instrument is enhanced. When the sleeve 9 is clamped with the clamping sheet 28, the sleeve 9 is sleeved outside the combining sheet 27 and is in interference fit with the combining sheet 27. The sleeve 9 extrudes the three combining pieces 27 towards the center of circle, and the stress generated in the combining pieces 27 enables the combining pieces 27 to act on the sleeve 9 in the opposite direction, so that the gap between the combining pieces 27 and the sleeve 9 is reduced, and the waterproof performance of the beauty instrument is improved.

Referring to fig. 7, the end of the latch 32 away from the bottom cover 10 is provided with a slope 33, and the slope 33 cooperates with the guide surface 31, so that the latch 32 can slide into the latch hole 30 along the guide surface 31, and the difficulty in cooperating the sleeve 9 and the engaging piece 27 is reduced. The inner wall of the sleeve 9 is provided with a guide rail 34, the length direction of the guide rail 34 is consistent with the length direction of the sleeve 9, and the guide rail 34 is used for guiding the clamping connection of the sleeve 9 and the massage head 12. Four round buttonholes positioned on the same straight line are arranged on the sleeve 9, and four grooves 36 are arranged on the outer wall of one end of the sleeve 9 close to the bottom cover 10 at equal intervals.

Referring to fig. 7, four barbs 37 arranged at equal intervals are mounted on the inner circumferential wall of the bottom cover 10, and the barbs 37 are in clamping fit with the grooves 36, so that the bottom cover 10 and the sleeve 9 are firmly connected, the gap at the joint of the sleeve 9 and the bottom cover 10 is not easy to increase due to loose connection, and the waterproof performance of the beauty instrument is enhanced.

Referring to fig. 2 and 6, the mounting bracket 11 includes a front case 38 and a rear case 39, and the front case 38 and the rear case 39 are fixedly coupled by bolts. The control circuit board 4 is mounted on the front case 38 and is located between the front case 38 and the rear case 39. The control circuit board 4 is electrically connected with a power supply 40 positioned in the accommodating cavity 14, and the power supply 40 is arranged below the massage head 12. Four pressure sensors 44 are mounted on the control circuit board 4, a groove 41 is formed in one side of the front shell 38 away from the control circuit board 4, and four circular holes are formed in the bottom surface of the groove 41. An adhesive tape 42 is arranged in the groove 41, the adhesive tape 42 is made of silicon rubber, four buttons 43 protruding outwards are arranged on the adhesive tape 42, the buttons 43 are correspondingly exposed from the button holes, and the exposed surface of the buttons 43 and the outer surface of the sleeve 9 form a smooth curved surface. The glue strip 42 is located between the sleeve 9 and the front shell 38, and both the glue strip 42 and the front shell 38 abut against the inner wall of the sleeve 9. The pressure sensor 44 extends into the round hole and is abutted against the button 43, the button 43 is pressed, the pressure is transmitted to the pressure sensor 44 by the button 43, and the pressure signal is converted into an electric signal by the pressure sensor 44 to control the switch and the function selection of the beauty instrument.

Referring to fig. 2, the adhesive tape 42 has good elasticity, so that the tactile sensation of finger pressing is comfortable, and in addition, the adhesive tape 42 has a waterproof function. One side of the adhesive tape 42 close to the sleeve 9 is provided with a waterproof ring 45, the button 43 is positioned in the waterproof ring 45, and the inner wall of the sleeve 9 is provided with a ring groove matched with the waterproof ring 45. If liquid such as water penetrates into the sleeve 9 from the joint between the sleeve 9 and the button 43, the liquid is blocked by the waterproof ring 45 and is difficult to contact with the electronic element, so that the loss of the liquid to the electronic element is reduced.

Referring to fig. 6, a guide groove 46 is formed in the rear shell 39, and the guide groove 46 is in sliding fit with the guide rail 34, so that the sleeve 9 can be in sliding connection with the rear shell 39 along the length direction thereof, and the mounting frame 11 and the sleeve 9 are tightly connected and have stronger integrity.

Referring to fig. 6 and 7, during assembly, the adhesive tape 42 is firstly installed in the sleeve 9, so that the button 43 is exposed from the button hole, the guide rail 34 slides into the guide groove 46, the sleeve 9 slides along the length direction of the sleeve under the sliding of the guide rail 34, so that the fixture block 32 is in clamping fit with the clamping hole 30, the sleeve 9 is sleeved outside the combining piece 27 and extrudes the combining piece 27, the adhesive tape 42 and the mounting frame 11 are packaged inside the sleeve 9, the adhesive tape 42 is tightly pressed on the front shell 38 by the smaller end of the sleeve 9, so that liquid is not easy to enter the sleeve 9 from the seam between the adhesive tape 42 and the sleeve 9, and the waterproof performance of the beauty instrument is enhanced.

Referring to fig. 2, based on the radio frequency micro-current cosmetic instrument, the embodiment further discloses a manufacturing process, which includes the following steps:

firstly, the fixing support 8 and the protective cover 6 are respectively injection-molded by PC plastic (polycarbonate), then the spring plate 5 is pressed by copper, the fixing part 18 of the spring plate 5 passes through the first through hole to be attached to the protective cover 6, and the connecting part 20 of the spring plate 5 passes through the third through hole 29 to be inserted into the fixing table 25. The electrode assembly 1 is placed in the relief groove 21, and the protective cap 6, the fixing portion 18 of the elastic sheet 5, and the electrode assembly 1 are fixedly connected from below to above by pins from the bottom of the protective cap 6.

Secondly, the fixed platform 25 with the electrode assembly 1 installed is placed in a mold, silica gel is injected to enable the rubber sleeve 7 to be sleeved outside the protective cover 6 and the fixed platform 25, and then the radio-frequency electrode 2 is installed on the fixed platform 25. The electrode assembly 1 and the radio frequency electrode 2 are electrically connected with the driving circuit board 3 through a circuit, the driving circuit board 3 is placed in the hollow cavity of the fixed platform 25, and then the fixed platform 25 is connected with the mounting seat 26 in a threaded manner, namely the assembly of the massage head 12 is completed.

Again, the sleeve 9, the front case 38, the rear case 39, and the bottom cover 10 are injection molded, and the adhesive tape 42 is injection molded. The control circuit board 4 is mounted on the front case 38, the power source 40 is mounted on the mounting base 26, the control circuit board 4 is electrically connected with the power source 40 and the driving circuit board 3 by a line, the rear case 39 is inserted into the front case 38 to fix the control circuit board 4 in the middle, and the upper ends of the front case 38 and the rear case 39 are inserted into the fixing bracket 8.

Finally, the adhesive tape 42 is arranged in the sleeve 9, the button 43 is exposed from the button hole, the guide rail 34 is slid into the guide groove 46, the sleeve 9 slides along the length direction of the sleeve under the sliding of the guide rail 34, the clamping block 32 is clamped and matched with the clamping hole 30, and the sleeve 9 is sleeved outside the combining piece 27 and extrudes the combining piece 27. And clamping the barbs 37 and the grooves 36 to clamp the bottom cover 10 and the sleeve 9, and finishing the assembly.

The implementation principle of the embodiment is as follows: electrode subassembly 1 passes through shell fragment 5 to be fixed on drive circuit board 3, and shell fragment 5 has good elasticity for electrode subassembly 1 that shell fragment 5 is connected has great movable scope, and when the hand-held handle 13 of user moved massage head 12, electrode subassembly 1 can be along with the curve of face skin of laminating in a flexible way under the effect of shell fragment 5, makes each part of face can both obtain better beauty treatment recuperation effect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A radio frequency micro-current beauty instrument is characterized in that: comprises a massage head (12) and a handle (13), wherein the massage head (12) is connected with the handle (13); the massage head (12) comprises an electrode assembly (1), an elastic sheet (5), a driving circuit board (3) and a fixed support (8), the fixed support (8) is fixedly connected with the handle (13), the driving circuit board (3) is arranged on the fixed support (8), and the electrode assembly (1) is electrically connected with the driving circuit board (3); the elastic sheet (5) is connected with the driving circuit board (3) or the fixed support (8), and the electrode assembly (1) is fixedly connected with the elastic sheet (5).

2. The radio frequency micro-current cosmetic instrument according to claim 1, wherein: the elastic sheet (5) is made of a conductive material, the elastic sheet (5) is electrically connected with the electrode assembly (1), and the elastic sheet (5) is electrically connected with the driving circuit board (3).

3. The radio frequency micro-current cosmetic instrument according to claim 1, wherein: the electrode assembly (1) comprises at least one first micro-current electrode (15) and at least one second micro-current electrode (16), the first micro-current electrode (15) and the second micro-current electrode (16) being arranged crosswise around the fixing support (8).

4. The radio frequency micro-current cosmetic instrument according to claim 1, wherein: electrode subassembly (1) overcoat is equipped with safety cover (6), offer the confession on safety cover (6) abdication groove (21) of electrode subassembly (1) installation.

5. The radio frequency micro-current cosmetic instrument according to claim 4, wherein: offer on the inner wall of groove of stepping down (21) and supply first via hole (22) that shell fragment (5) passed through, shell fragment (5) are located electrode subassembly (1) with between safety cover (6), electrode subassembly (1) shell fragment (5) with safety cover (6) are through pin fixed connection.

6. The radio frequency micro-current cosmetic instrument according to claim 1, wherein: the elastic sheet (5) comprises a fixing part (18) fixedly connected to the electrode assembly (1), an extension part (19) fixedly connected to the fixing part (18) and a connecting part (20) fixedly connected to the extension part (19), and the connecting part (20) is connected with the driving circuit board (3); an included angle is formed between the fixing part (18) and the extending part (19) and between the connecting part (20) and the extending part.

7. The radio frequency micro-current cosmetic instrument according to claim 3, wherein: the fixed support (8) is provided with a radio frequency electrode (2); the driving circuit board (3) is provided with a radio frequency circuit and a micro-current circuit, the radio frequency electrode (2) is connected with the radio frequency circuit, and the first micro-current electrode (15) and the second micro-current electrode (16) are connected with the micro-current circuit.

8. The radio frequency micro-current cosmetic instrument according to claim 4, wherein: a rubber sleeve (7) is sleeved outside the fixed support (8), an installation groove (23) is formed in the rubber sleeve (7), and the protective cover (6) is fixed in the installation groove (23); and a second through hole (24) for the elastic sheet (5) to pass through is formed in the side wall of the mounting groove (23).

9. The radio frequency micro-current cosmetic instrument according to claim 7, wherein: electrode subassembly (1) with radio frequency electrode (2) are kept away from the one side of fixed bolster (8) forms contact surface (17) jointly, contact surface (17) are around high, the low sunken shape contact surface (17) in middle part, handle (13) with there is the contained angle between contact surface (17), the contained angle is the acute angle.

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