Hair straightener

Abstract

The hair straightener comprises an upper handle, a lower handle, an air duct separation silica gel piece, an upper tail cover and a main machine connector, the upper handle can be rotatably and movably connected to the lower handle, semicircular grooves are formed in one end of the upper tail cover and one end of the lower handle, the semicircular grooves of the lower handle are covered with the upper tail cover, and a mounting hole is formed; one end of the air duct separation silica gel piece and one end of the host connector are both fixed in the mounting hole, the air duct separation silica gel piece is provided with an upper air inlet and a lower air inlet, the host connector is provided with a host connecting end and a clamping fixing end, a groove is formed in the outer circle of the host connecting end, and an NFC chip or a magnet sheet is arranged in the groove. The groove is formed in the outer circle of the host connector, the NFC chip or the magnet piece is arranged in the groove, the host can switch a preset accessory control program through induction information of the NFC chip or the magnet piece, and the effect of distinguishing the accessory control temperature and the wind speed is achieved.

Description

Technical Field

[0001] The present invention relates to hair styling tools, and particularly to a hair straightener. Background Art

[0002] Most existing hair styling tools such as hair curlers, hair straighteners, and electric hair combs mainly include: an operating handle and a plastic body assembled at the front end of the operating handle for realizing corresponding hair styling functions. For example: the heating drum of a hair curler, the hair straightening clip of a hair straightener, and the comb body of an electric hair comb. These plastic bodies are usually of an integral structure with the main body. One main body can only control one plastic body, and the main body cannot be replaced with other plastic bodies, resulting in the need for one main body to control each plastic body.

[0003] Based on the above technical defects, the present invention provides a hair straightener. The hair straightener has a conversion head structure and a main body. The conversion head structure can be detachably connected to the main body. After the conversion head structure and the main body are separated, they can be replaced with other plastic bodies, such as the heating drum of a hair curler, the comb body of an electric hair comb, etc. Corresponding NFC chips or magnet sheets are provided on the main body connectors of these plastic bodies, and in cooperation with the induction antenna or Hall induction switch on the main body, the main body can control the temperature and wind speed according to different plastic bodies. Summary of the Invention

[0004] In order to overcome the disadvantages and deficiencies existing in the prior art, the purpose of the present invention is to provide a hair straightener.

[0005] The purpose of the present invention is achieved by the following technical solutions: A hair straightener includes an upper handle, a lower handle, an air duct separation silicone member, an upper end cap, and a main body connector. The upper handle is rotatably and movably connected to the lower handle. Semi-circular grooves are provided at one end of both the upper end cap and the lower handle. The upper end cap covers the semi-circular groove of the lower handle to form a mounting hole. One end of the air duct separation silicone member and the main body connector are fixed in the mounting hole. The air duct separation silicone member has an upper air inlet and a lower air inlet. The upper air inlet communicates with the cavity of the upper handle, and the lower air inlet communicates with the cavity of the lower handle. The main body connector has a main body connection end and a clamping and fixing end. A groove is provided on the outer circle of the main body connection end, and an NFC chip or a magnet sheet is provided in the groove. The model of the NFC chip can be FM17611. The main body connector can be detachably connected to the main body. A push button assembly for controlling the main body connector to disengage from the main body or lock on the main body is provided on the main body. An induction component mounting groove is provided on the main body, and an induction antenna or a Hall induction switch is provided in the induction component mounting groove. The induction antenna or the Hall induction switch is electrically connected to the control circuit board in the main body.

[0006] As an improvement of the hair straightener of the present invention, a clamping bump is further provided at the outer circumference of the host connection end, and an annular clamping groove is provided on the outer circumference of the clamping fixed end.

[0007] The push button assembly includes a push button, a push button cover and a push button spring. The push button cover is connected to the middle of the push button, the push button spring is connected to one end of the push button, the push button assembly is installed in the push button installation groove of the host housing, a locking block is provided on one side of the push button, a slope is provided on one side of the locking block, and a locking groove is further provided at the outer circumference of the host connection end. After pushing the push button assembly forward, the locking block locks the host connection head. After pushing the push button assembly backward, the locking block is separated from the locking groove, and the host connection head can be taken out from the host.

[0008] As an improvement of the hair straightener of the present invention, when the accessory provided in the groove is an NFC chip, after the host connection head and the host are fixedly connected, the NFC chip information of the host connection head is distinguished and sensed through the induction antenna of the host, and is fed back to the control circuit board of the host. The control circuit board of the host judges the information and switches the preset control program to achieve corresponding temperature and wind speed control for different host connection heads.

[0009] As an improvement of the hair straightener of the present invention, when the accessory provided in the groove is a magnet sheet, after the host connection head and the host are fixedly connected, the magnet sheet of the host connection head is sensed by the pre-assembled Hall induction switch of the host, so that the magnet sheet is connected to the Hall induction switch, and the information is fed back to the control circuit board of the host. The control circuit board of the host judges and switches the preset control program to achieve corresponding temperature and wind speed control for different host connection heads.

[0010] As an improvement of the hair straightener of the present invention, an upper cover plate and an upper inner cover are provided on the inner side surface of the upper handle. The upper cover plate has upper ventilation grooves, and the upper inner cover covers the upper cover plate and forms an upper ventilation channel with the upper ventilation grooves. The upper ventilation channel is communicated with the upper air inlet, and upper air outlet holes are provided at the bottom of the upper ventilation grooves. Upper clamping protrusions are provided at both side edges of the upper cover plate, and upper clamping grooves corresponding to the upper clamping protrusions are provided on the inner side wall of the upper handle. The upper cover plate is fixed on the upper handle through the upper clamping protrusions and the upper clamping grooves. Upper screw seats are provided at both side edges of the upper inner cover, and upper screw holes corresponding to the upper screw seats are provided on the upper cover plate. The upper inner cover is fixed on the upper cover plate by screws. Comb teeth are also provided on the upper cover plate.

[0011] As an improvement of the hair straightener of the present invention, upper mounting holes are provided in the length direction of the upper cover plate, and upper hair clamping members are provided in the upper mounting holes. The upper hair clamping members and the lower hair clamping members are used for clamping and pulling the hair to quickly cool and shape the hair.

[0012] As an improvement of the hair straightener of the present invention, a lower cover plate and a lower inner cover are provided on the inner side of the lower handle, the lower cover plate has a lower ventilation groove, the lower inner cover is covered on the lower cover plate and forms a lower ventilation channel with the lower ventilation groove, the lower ventilation channel is connected with the lower air inlet, and a lower air outlet is provided at the bottom of the lower ventilation groove. Lower clamping protrusions are provided on both side edges of the lower cover plate, lower clamping grooves are provided at positions corresponding to the lower clamping protrusions on the inner side wall of the lower handle, the lower cover plate is fixed to the lower handle through the lower clamping protrusions and the lower clamping grooves, lower screw seats are provided on both side edges of the lower inner cover, lower screw holes are provided at positions corresponding to the lower screw seats on the lower cover plate, and the lower inner cover is fixed to the lower cover plate through screws.

[0013] As an improvement of the hair straightener of the present invention, the lower cover plate is provided with a lower mounting hole in the length direction, and a lower hair clamp is provided in the lower mounting hole. The lower hair clamp and the upper hair clamp are used to clamp and pull the hair, so that the hair can be quickly cooled and shaped.

[0014] As an improvement of the hair straightener of the present invention, the upper hair clamp and the lower hair clamp are made of silicone strips or aluminum strips. The lower hair clamp and the upper hair clamp are arranged correspondingly up and down, and can clamp the hair together.

[0015] As an improvement of the hair straightener of the present invention, one end of the upper handle is provided with a handle and an upper rotating shaft connecting seat, and both sides of one end of the lower handle are respectively provided with lower rotating shaft connecting seats, and the upper rotating shaft connecting seat is movably connected with the lower rotating shaft connecting seat through a rotating shaft, and torsion springs are respectively sleeved at both ends of the rotating shaft, and one end of the torsion spring abuts against the upper handle, and the other end abuts against the lower handle;

[0016] It also includes a decorative cover, wherein the inner side of the decorative cover is provided with a clamping block, the lower shaft connecting seat is provided with a clamping block connecting hole, the decorative cover is covered on the lower shaft connecting seat, and the clamping block is clamped into the clamping block connecting hole and fixed;

[0017] A limiting inclined surface is provided on one side of the upper end of the upper tail cover, and the limiting inclined surface can limit the rotation and opening angle of the upper handle. Connecting studs are respectively provided on both sides of the upper tail cover, and screw holes are provided at positions of the lower handle corresponding to the connecting studs. When the upper tail cover is covered on the lower handle, the screws are inserted from the screw holes and are screwed and fixed with the connecting studs.

[0018] The beneficial effects of the present invention are as follows: a groove is provided at the outer circumference of the host connector, an NFC chip or a magnet sheet is provided in the groove, and the host can switch the preset control program of the accessory through the sensing information of the NFC chip or the magnet sheet, so as to achieve the effect of distinguishing the control temperature and wind speed of the accessory. The present invention also has the functions of smoothing hair, rapid cooling and shaping, and combing hair. Brief Description of the Drawings

[0019] Figure 1 is a perspective view of the adapter part of the present invention;

[0020] Figure 2 is an exploded view of the adapter part of the present invention;

[0021] Figure 3 is a schematic structural view of the main machine connector of the present invention;

[0022] Figure 4 is a schematic structural view of the air duct separation silica gel part of the present invention;

[0023] Figure 5 is a schematic structural view of the decorative cover of the present invention;

[0024] Figure 6 is a schematic structural view of the upper cover plate of the adapter part of the present invention;

[0025] Figure 7 is a schematic structural view of the lower cover plate of the adapter part of the present invention;

[0026] Figure 8 is a schematic structural view of the upper end cap of the adapter part of the present invention;

[0027] Figure 9 is an exploded view of the main machine of the present invention;

[0028] Reference numerals are as follows:

[0029] 1. Upper handle; 10. Upper rotating shaft connecting seat, 11. Upper cover plate, 12. Upper inner cover, 13. Upper ventilation groove, 14. Upper clamping protrusion, 15. Upper screw seat, 16. Upper screw hole, 17. Upper mounting hole, 18. Upper hair clamping member, 19. Handle, 101. Upper air outlet hole, 102. Upper wind deflector, 103. Comb teeth;

[0030] 2. Lower handle; 21. Lower cover plate, 22. Lower inner cover, 23. Lower ventilation groove, 24. Lower clamping protrusion, 25. Lower clamping groove, 26. Lower screw seat, 27. Lower screw hole, 28. Lower mounting hole, 29. Lower hair clamping member, 20. Lower rotating shaft connecting seat, 201. Block connecting hole, 202. Screw through hole, 203. Lower air outlet hole, 204. Lower wind deflector;

[0031] 3. Air duct separation silica gel part; 31. Upper air inlet, 32. Lower air inlet, 33. Clamping edge;

[0032] 4. Upper end cap; 41. Limiting inclined surface, 42. Connecting stud;

[0033] 5. Host connector; 51. Host connection end, 52. Snap - fixing end, 53. Groove, 54. NFC chip or magnet piece, 55. Snap bump, 56. Annular snap groove;

[0034] 6. Semi - circular groove; 61. Snap groove;

[0035] 7. Rotating shaft;

[0036] 8. Torsion spring;

[0037] 9. Decorative cover; 91. Clamping block;

[0038] 100. Push - button assembly, 111. Push - button, 112. Push - button cover, 113. Push - button spring, 114. Locking block, 200. Inductive component mounting groove, 300. Inductive antenna or Hall inductive switch, 400. Control circuit board, 500. Host housing, 501. Wire rack, 502. Air outlet, 503. Air separation net, 504. Power supply female socket, 505. Power cord tail, 506. Heat - insulating mica tube, 507. Wire rack sealing silica gel ring, 508. Plasma fan, 509. Air outlet iron net, 510. Air outlet sealing ring, 511. Host upper shell, 512. Host lower shell, 513. Button circuit mounting groove, 514. Button circuit board, 515. Transparent silica gel block, 516. LED lamp bead, 517. Wind speed adjustment button, 518. Temperature adjustment button, 519. Power supply toggle switch, 520. Power supply switch cover, 521. Decorative ring connection groove, 522. Limit convex block, 523. Decorative ring, 524. Connecting buckle ear, 525. Handle outer sleeve, 526. Steel wire frame, 527. Inlet steel net, 528. Inlet net, 529. Iron ring, 600. Push - button mounting groove. Detailed implementation manners

[0039] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0040] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0041] In addition, the descriptions involving "first", "second", etc. in the present invention are only for descriptive purposes, and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between various embodiments may be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or inability to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0042] As Figures 1-9 shown, a hair straightener includes an upper handle 1, a lower handle 2, an air duct separation silicone member 3, an upper tail cover 4, and a main body connector 5. The upper handle 1 is movably connected to the lower handle 2 in a rotatable manner. Semi-circular grooves 6 are provided at one end of both the upper tail cover 4 and the lower handle 2. The upper tail cover 4 covers the semi-circular groove 6 of the lower handle 2 to form a mounting hole. One ends of both the air duct separation silicone member 3 and the main body connector 5 are fixed in the mounting hole. The air duct separation silicone member 3 has an upper air inlet 31 and a lower air inlet 32. The upper air inlet 31 communicates with the cavity of the upper handle 1, and the lower air inlet 32 communicates with the cavity of the lower handle 2. The main body connector 5 has a main body connection end 51 and a clamping and fixing end 52. A groove 53 is provided at the outer circumference of the main body connection end 51, and an NFC chip or a magnet sheet 54 is provided in the groove 53. A clamping edge 33 is provided at the air inlet end edge of the air duct separation silicone member 3, and clamping grooves 61 are provided at both the semi-circular grooves 6. The clamping edge 33 of the air duct separation silicone member 3 and the clamping and fixing end 52 are both received in the clamping groove 61. The model of the NFC chip may be FM17611. The main body connector 4 is detachably connected to the main body. A push button assembly 100 for controlling the detachment or locking of the main body connector 4 from the main body is provided on the main body. An induction component mounting groove 200 is provided on the main body, and an induction antenna or a Hall induction switch 300 is provided in the induction component mounting groove 200. The induction antenna or the Hall induction switch 300 is electrically connected to a control circuit board 400 in the main body.

[0043] Induction antenna: After being fixedly connected to different head accessories, the induction antenna of the main body differentiates and senses the NFC chip information of each interchangeable head, and feeds it back to the control circuit board 400 of the main body. The control circuit board 400 judges the information and switches the pre-set control program of this accessory, so as to achieve the effect of differentiating the control of temperature and wind speed of the accessory.

[0044] Hall induction switch: After being fixedly connected to different head accessories, the pre-assembled Hall induction switch of the main body senses the magnet sheet of the interchangeable head, causing the Hall induction switch to act and communicate, and feeds it back to the control circuit board 400 of the main body. The IC judges and switches the pre-set control program of this accessory, so as to achieve the effect of differentiating the control of temperature and wind speed of the accessory.

[0045] Preferably, a clamping projection 55 is further provided on the outer circumference of the host connection end 51, and an annular clamping groove 56 is provided on the outer circumference of the clamping fixed end 52.

[0046] The push button assembly 100 includes a push button 111, a push button cover 112, and a push button spring 113. The push button cover 112 is connected to the middle of the push button 111, and the push button spring 113 is connected to one end of the push button 111. The push button assembly 100 is installed in the push button installation groove 600 of the host housing 500. A locking block 114 is provided on one side of the push button 111, and a slope is provided on one side of the locking block 114. A locking groove is further provided on the outer circumference of the host connection end 41. After the push button assembly 100 is pushed forward, the locking block 114 locks the host connector 4. After the push button assembly 100 is pushed backward, the locking block 114 is separated from the locking groove, and the host connector 4 can be removed from the host.

[0047] Preferably, when the accessory provided in the groove 53 is an NFC chip, after the host connector 5 and the host are fixedly connected, the NFC chip information of the host connector is distinguished and sensed by the induction antenna of the host, and is fed back to the control circuit board of the host. The control circuit board of the host judges the information and switches the preset control program to achieve corresponding temperature and wind speed control for different host connectors.

[0048] Preferably, when the accessory provided in the groove 53 is a magnet sheet, after the host connector 5 and the host are fixedly connected, the magnet sheet of the host connector is sensed by the pre-assembled Hall induction switch of the host, so that the magnet sheet is connected to the Hall induction switch, and the information is fed back to the control circuit board of the host. The control circuit board of the host judges and switches the preset control program to achieve corresponding temperature and wind speed control for different host connectors.

[0049] Preferably, an upper cover plate 11 and an upper inner cover 12 are provided on the inner side surface of the upper handle 1. The upper cover plate 11 has upper ventilation grooves 13. The upper inner cover 12 covers the upper cover plate 11 and forms an upper ventilation channel with the upper ventilation grooves 13. The upper ventilation channel is communicated with the upper air inlet 31. An upper air outlet hole 101 is provided at the bottom of the upper ventilation grooves 13, and a plurality of horizontally arranged upper wind blocking pieces 102 are arranged at intervals in the upper ventilation grooves 13. Upper clamping protrusions 14 are provided on both side edges of the upper cover plate 11, and upper clamping grooves corresponding to the upper clamping protrusions 14 are provided on the inner side wall of the upper handle 1. The upper cover plate 11 is fixed on the upper handle 1 through the upper clamping protrusions 14 and the upper clamping grooves. Upper screw seats 15 are provided on both side edges of the upper inner cover 12, and upper screw holes corresponding to the upper screw seats 15 are provided on the upper cover plate 11. The upper inner cover 12 is fixed on the upper cover plate 11 through screws. A comb tooth 103 is further provided on the upper cover plate 11. The comb tooth 103 can also be provided on the lower cover plate 21, or both the upper cover plate 11 and the lower cover plate 21 are provided with the comb tooth 103.

[0050] Preferably, an upper mounting hole 17 is provided in the length direction of the upper cover plate 11, and an upper hair clamping member 18 is provided in the upper mounting hole 17. The upper hair clamping member 18 and the lower hair clamping member are used to clamp and pull the hair, so that the hair can be quickly cooled and shaped.

[0051] Preferably, a lower cover plate 21 and a lower inner cover 22 are provided on the inner side surface of the lower handle 2. A lower ventilation groove 23 is formed on the lower cover plate 21. The lower inner cover 22 covers the lower cover plate 21 and forms a lower ventilation channel with the lower ventilation groove 23. The lower ventilation channel is communicated with the lower air inlet 32. A lower air outlet hole 203 is provided at the bottom of the lower ventilation groove 23. A plurality of laterally arranged lower wind blocking pieces 204 are spaced in the lower ventilation groove 23. Lower clamping protrusions 24 are provided at both side edges of the lower cover plate 21, and lower clamping grooves 25 corresponding to the lower clamping protrusions 24 are provided on the inner side wall of the lower handle 2. The lower cover plate 21 is fixed on the lower handle 2 through the lower clamping protrusions 24 and the lower clamping grooves 25. Lower screw seats 26 are provided at both side edges of the lower inner cover 22, and lower screw holes 27 corresponding to the lower screw seats 26 are provided on the lower cover plate 21. The lower inner cover 22 is fixed on the lower cover plate 21 through screws.

[0052] Preferably, a lower mounting hole 28 is provided in the length direction of the lower cover plate 21, and a lower hair clamping member 29 is provided in the lower mounting hole 28. The lower hair clamping member 29 and the upper hair clamping member 18 are used to clamp and pull the hair, so that the hair can be quickly cooled and shaped.

[0053] Preferably, the upper hair clamping member 18 and the lower hair clamping member 29 are silicone strips or aluminum strips. The lower hair clamping member 29 and the upper hair clamping member 18 are arranged corresponding to each other up and down and can jointly clamp the hair.

[0054] Preferably, a handle 19 and an upper rotating shaft connecting seat 10 are provided at one end of the upper handle 1. Lower rotating shaft connecting seats 20 are respectively provided on both sides at one end of the lower handle 2. The upper rotating shaft connecting seat 10 and the lower rotating shaft connecting seat 20 are movably connected through a rotating shaft 7. Both ends of the rotating shaft 7 are respectively sleeved with torsion springs 8. One end of the torsion spring 8 abuts against the upper handle 1, and the other end abuts against the lower handle 2;

[0055] It further includes a decorative cover 9. A clamping block 91 is provided on the inner side surface of the decorative cover 9. A clamping block connection hole 201 is provided on the lower rotating shaft connecting seat 20. The decorative cover 9 covers the lower rotating shaft connecting seat 20, and the clamping block 91 is clamped into the clamping block connection hole 201 for fixation;

[0056] A limiting inclined surface 41 is provided on one side at the upper end of the upper tail cover 4. The limiting inclined surface 41 can limit the rotation opening angle of the upper handle 1. Connecting studs 42 are respectively provided on both sides of the upper tail cover 4. Screw through holes 202 corresponding to the connecting studs 42 are provided on the lower handle 2. When the upper tail cover 4 covers the lower handle 2, screws are inserted through the screw through holes 202 and are screwed and fixed with the connecting studs 42.

[0057] Preferably, a wire rack 501, an air outlet 502, an air separation net 503, a power supply female socket 504 and a power cord tail 505 are further provided inside the main body housing 500. The power supply female socket 504 and the power cord tail 505 are electrically connected. The control circuit board 400 is electrically connected to the power supply female socket 504. The air separation net 503 is arranged between the wire rack 501 and the control circuit board 400. A heat-insulating mica tube 506 is sleeved outside the wire rack 501. Wire rack sealing silica gel rings 507 are provided at both ends of the wire rack 501. A plasma fan 508 is arranged inside the wire rack 501. The plasma fan 508 is electrically connected to the control circuit board 400. One end of the air outlet 502 is connected to the wire rack 501. An air outlet iron net 509 is provided between the air outlet 502 and the wire rack 501. An air outlet sealing ring 510 is sleeved on the air outlet 502.

[0058] Preferably, the main body housing 500 includes a main body upper shell 511 and a main body lower shell 512. The main body upper shell 511 and the main body lower shell 512 are snap-connected. A key circuit installation groove 513 is provided in the middle of the main body upper shell 511. A key circuit board 514 is arranged in the key circuit installation groove 513. A transparent silica gel block 515 covers the key circuit installation groove 513. LED lamp beads 516, a wind speed adjustment key 517 and a temperature adjustment key 518 are provided on the key circuit board 514. One ends of the wind speed adjustment key 517 and the temperature adjustment key 518 both extend out from the transparent silica gel block 515. A power supply toggle switch 519 is provided on the transparent silica gel block 515. A power supply switch cover 520 is provided on the power supply toggle switch 519. The key circuit board 514 is electrically connected to the control circuit board 400. The power supply toggle switch 519 can control the power switch on the key circuit board 514;

[0059] Decorative ring connection grooves 521 are provided on the outer sides of one ends of the main body upper shell 511 and the main body lower shell 512. Limit bumps 522 are arranged in the decorative ring connection grooves 521. Connection buckle ears 524 are provided on the decorative ring 523. The connection buckle ears 524 can be fixed on the limit bumps 522;

[0060] A handle outer sleeve 525 is further included. The main body housing 500 is arranged inside the handle outer sleeve 525. An air inlet steel frame 526 is provided at the air inlet end of the main body housing 500. An air inlet steel net 527 is arranged inside the air inlet steel frame 526. An air inlet net 528 is sleeved outside the air inlet steel frame 526. An iron ring 529 is installed at the end of the air inlet steel frame 526.

[0061] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and structure of the present invention. The scope of the present invention is defined by the appended claims and their equivalent scope.

Claims

1. A hair straightener, characterized in that: It comprises an upper handle, a lower handle, an air duct separation silicone member, an upper tail cover and a host connector, the upper handle can be rotatably connected to the lower handle, one end of the upper tail cover and the lower handle are both provided with a semicircular groove, the upper tail cover covers the semicircular groove of the lower handle to form a mounting hole, one end of the air duct separation silicone member and the host connector are both fixed in the mounting hole, the air duct separation silicone member has an upper air inlet and a lower air inlet, the upper air inlet is communicated with the cavity of the upper handle, the lower air inlet is communicated with the cavity of the lower handle, the host connector has a host connection end and a clamping fixed end, the outer circle of the host connection end is provided with a groove, and an NFC chip or a magnet sheet is provided in the groove; The host connector is detachably connected to the host, and a push button assembly is provided on the host to control the host connector to be detached from the host or locked on the host. The host is provided with a sensing component mounting groove, and a sensing antenna or a Hall sensing switch is provided in the sensing component mounting groove. The sensing antenna or the Hall sensing switch is electrically connected to a control circuit board in the host.

2. The hair straightener according to claim 1, characterized in that: The outer circle of the host connection end is also provided with a clamping protrusion, and the outer circle of the clamping fixing end is provided with an annular clamping groove; The push button assembly includes a push button, a push button cover and a push button spring, the push button cover is connected to the middle part of the push button, the push button spring is connected to one end of the push button, the push button assembly is installed in the push button installation groove of the host shell, a locking block is provided on one side of the push button, a slope is provided on one side of the locking block, and a locking groove is also provided on the outer circle of the host connection end. After pushing the push button assembly forward, the locking block locks the host connector, and after pushing the push button assembly backward, the locking block is separated from the locking groove, and the host connector can be taken out of the host.

3. The hair straightener according to claim 1, characterized in that: When the accessory arranged in the groove is an NFC chip, after the host connector and the host are connected and fixed, the NFC chip information of the host connector is sensed by the sensing antenna of the host and fed back to the control circuit board of the host. The control circuit board of the host judges the information and switches the preset control program to achieve corresponding temperature and wind speed control for different host connectors.

4. The hair straightener according to claim 1, characterized in that: When the accessory arranged in the groove is a magnet sheet, after the host connector and the host are connected and fixed, the magnet sheet of the host connector is sensed by the Hall sensor switch pre-assembled on the host, so that the magnet sheet and the Hall sensor switch are connected, and the information is fed back to the control circuit board of the host. The control circuit board of the host determines and switches the preset control program to achieve corresponding temperature and wind speed control for different host connectors.

5. The hair straightener according to claim 1, characterized in that: An upper cover plate and an upper inner cover are provided on the inner side of the upper handle, the upper cover plate is provided with an upper ventilation groove, the upper inner cover is covered on the upper cover plate and forms an upper ventilation channel with the upper ventilation groove, the upper ventilation channel is connected with the upper air inlet, and an upper air outlet is provided at the bottom of the upper ventilation groove.

6. The hair straightener according to claim 5, characterized in that: An upper mounting hole is arranged in the length direction of the upper cover plate, and an upper hair clamping piece is arranged in the upper mounting hole.

7. The hair straightener according to claim 6, characterized in that: The inner side of the lower handle is provided with a lower cover plate and a lower inner cover, the lower cover plate is provided with a lower ventilation groove, the lower inner cover is covered on the lower cover plate and forms a lower ventilation channel with the lower ventilation groove, the lower ventilation channel is connected with the lower air inlet, and a lower air outlet is provided at the bottom of the lower ventilation groove; The lower cover plate is provided with a lower mounting hole in the length direction, a lower hair clamping piece is provided in the lower mounting hole, and the upper hair clamping piece and the lower hair clamping piece are silicone strips or aluminum strips.

8. The hair straightener according to claim 1, characterized in that: One end of the upper handle is provided with a handle and an upper rotating shaft connecting seat, and both sides of one end of the lower handle are respectively provided with lower rotating shaft connecting seats, and the upper rotating shaft connecting seat is movably connected with the lower rotating shaft connecting seat through a rotating shaft, and torsion springs are respectively sleeved at both ends of the rotating shaft, and one end of the torsion spring abuts against the upper handle, and the other end abuts against the lower handle; It also includes a decorative cover, wherein the inner side of the decorative cover is provided with a clamping block, the lower shaft connecting seat is provided with a clamping block connecting hole, the decorative cover is covered on the lower shaft connecting seat, and the clamping block is clamped into the clamping block connecting hole and fixed; A limiting inclined surface is provided on one side of the upper end of the upper tail cover, and the limiting inclined surface can limit the rotation and opening angle of the upper handle. Connecting studs are respectively provided on both sides of the upper tail cover, and screw holes are provided at positions of the lower handle corresponding to the connecting studs. When the upper tail cover is covered on the lower handle, the screws are inserted from the screw holes and are screwed and fixed with the connecting studs.

9. The hair straightener according to claim 2, characterized in that: The host shell is also provided with a wire rack, an air outlet, a wind shielding net, a power socket and a power cord swivel. The power socket and the power cord swivel are electrically connected, and the control circuit board is electrically connected to the power socket. The wind shielding net is arranged between the wire rack and the control circuit board. The wire rack is outer-mounted with an insulating mica tube, and both ends of the wire rack are provided with wire rack sealing silicone rings. A plasma fan is arranged in the wire rack, one end of the air outlet is connected to the wire rack, an air outlet iron net is arranged between the air outlet and the wire rack, and an air outlet sealing ring is arranged on the air outlet.

10. The hair straightener according to claim 9, characterized in that: The host housing comprises a host upper shell and a host lower shell, the host upper shell and the host lower shell are buckled and connected, a key circuit installation groove is provided in the middle of the host upper shell, a key circuit board is provided in the key circuit installation groove, a transparent silicone block is covered on the key circuit installation groove, LED lamp beads, wind speed adjustment buttons and temperature adjustment buttons are provided on the key circuit board, one end of the wind speed adjustment button and the temperature adjustment button are extended from the transparent silicone block, a power toggle pusher is provided on the transparent silicone block, a power toggle pusher cover is provided on the power toggle pusher, the key circuit board is electrically connected to the control circuit board, and the power toggle pusher can control the power switch on the key circuit board; The outer sides of one end of the mainframe upper shell and the mainframe lower shell are both provided with a decorative ring connecting groove, a limiting protrusion is provided in the decorative ring connecting groove, and a connecting buckle ear is provided on the decorative ring, and the connecting buckle ear can be fixed on the limiting protrusion; It also includes a handle jacket, the main body shell is inserted into the handle jacket, the air inlet end of the main body shell is provided with a steel grid, the steel grid is provided with an air inlet steel net, the steel grid jacket is provided with an air inlet net, and an iron ring is installed at the end of the steel grid.

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