Double-wind-direction hair smoothing comb

Abstract

The utility model discloses a double-wind-direction hair smoothing comb which comprises an upper shell and a lower shell, the upper shell and the lower shell are connected in a buckled mode to form an inner cavity, one end of the upper shell and one end of the lower shell are each provided with a semicircular groove, and after the upper shell and the lower shell are arranged, the two semicircular grooves jointly fix a main machine connector. A plurality of reversing shifting pieces are arranged on the inner side face of the upper shell at intervals, air channels are formed in the positions, corresponding to the reversing shifting pieces, of the outer side face of the upper shell, the air channels are communicated with the inner cavity, a pushing part is arranged at the other end of the lower shell, and all the reversing shifting pieces can be driven to swing at the same time by pushing the pushing part. The air outlet of the air duct and the comb teeth are located on the same side, hair can be air-dried while being combed, and the smoothness of the combed hair can be improved. The air outlet direction of the air duct can be switched in different air directions through swinging of the reversing shifting piece, and single-side air outlet and double-side air outlet can be achieved at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to hairdressing tools, in particular to a double air direction straightening comb. BACKGROUND

[0002] With the improvement of life quality, people's aesthetic requirements are also improved. The existing straightening comb is not only used for straightening hair, but also can be used with various accessories to achieve hair styling and other functions. The straightening comb is a common hair styling accessory. In order to improve the smoothness of hair during styling and the function of drying hair, some existing straightening combs also have the function of blowing.

[0003] For example, a multifunctional hair styling rod accessory of an electric hair dryer, Chinese patent application No. CN202321695993. X utility model patent has the functions of combing hair and air drying hair, but because the blowing air duct and the comb teeth are not on the same side, it cannot dry the hair while combing, which is not convenient to use. In addition, this multifunctional hair styling rod accessory itself does not have a component that can generate induction with the main machine, and the main machine cannot control the temperature and wind speed according to different components. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to provide a double air direction straightening comb. It can realize the function of free switching of double air direction and can switch the preset control program according to different conversion heads, so as to achieve the corresponding temperature and wind speed control effect of different main machine connection heads.

[0005] The utility model discloses a double air direction straightening comb, including upper casing and lower casing, the upper casing and the lower casing buckle connection form the inside cavity, one end of the upper casing and the lower casing is equipped with semicircle recess, two semicircle recesses are fixed with a main machine connection head in common, and the main machine connection head is used for being connected with the main machine, after the upper casing and the lower casing buckle, two semicircle recesses butt joint form an installation hole, the inside surface of the upper casing is equipped with multiple reversing flaps at intervals, the outside surface of the upper casing is equipped with the air duct corresponding to the position of each reversing flap, the air duct is communicated with the inside cavity, the other end of the lower casing is equipped with push device, and pushing the push device can drive all reversing flaps to swing simultaneously. The main machine connection head can be detachably connected to the main machine, and the main machine is provided with a push button assembly for controlling the main machine connection head to be separated from or locked to the main machine. The air outlet of the air duct and the comb teeth are located on the same side, which can dry the hair while combing the hair and improve the smoothness of the hair.

[0006] As an improvement of the utility model discloses a double air direction hair comb, the host computer connecting head has host computer connecting end and clamping fixed end, the outer circle of host computer connecting end is equipped with recess, the recess is equipped with NFC chip or magnet piece.The model of NFC chip can be FM17611.The host computer is equipped with induction component installation groove, the induction component installation groove is equipped with induction antenna or hall induction switch, the induction antenna or hall induction switch is electrically connected with the control circuit board in the host computer.

[0007] As an improvement of the utility model discloses a double air direction hair comb, the outer circle of host computer connecting end is also equipped with clamping lug, the outer circle of clamping fixed end is equipped with annular clamping groove, two semicircular recesses can be clamped into annular clamping groove, the end edge of clamping fixed end is equipped with two symmetrical studs, the lower shell is equipped with screw hole corresponding the position of stud.The host computer connecting head is clamped and fixed between the upper shell and lower shell to form installation hole, and is fixed by screwing from the screw hole into the stud.

[0008] 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 slot of the host computer shell, one side of the push button is provided with a locking block, one side of the locking block is provided with an inclined surface, the outer circle of the host computer connecting end is also provided with a locking groove, after the push button assembly is pushed forward, the locking block locks the host computer connecting head, after the push button assembly is pushed backward, the locking block is separated from the locking groove, and the host computer connecting head can be taken out from the host computer.

[0009] As an improvement of the utility model discloses a double air direction hair comb, one end of the reversing dial is vertically extended to have a swing arm, the swing arm is provided with a connecting guide column, and both ends of the reversing dial are provided with plug-in guide columns. A plurality of connecting holes are arranged on the push device, and the connecting guide columns are plugged into the connecting holes. The swing of the reversing dial can be controlled by driving the swing arm to realize left air outlet or right air outlet of the air duct.

[0010] As an improvement of the utility model discloses a double air direction hair comb, further comprising a plurality of rows of comb teeth, the sidewalls on both sides of the air outlet of the air duct are provided with inclined surfaces, the inclined surfaces are provided with clamping grooves, the bottom of the comb teeth is provided with clamping blocks corresponding to the positions of each clamping groove, the clamping blocks and the clamping grooves cooperate to fix the comb teeth, and the comb teeth cover the air outlet of the air duct.

[0011] The lower housing has snap-fit ​​grooves on both inner side walls, and snap-fit ​​blocks are provided in the snap-fit ​​grooves. The upper housing has snap-fit ​​ears on both sides corresponding to the position of each snap-fit ​​groove, and snap-fit ​​ears have buckle holes. When the upper housing covers the lower housing, the snap-fit ​​ears are engaged in the snap-fit ​​grooves, and the buckle holes are engaged in the snap-fit ​​blocks.

[0012] As an improvement of the dual-direction hair comb of this utility model, the bottom of the upper shell is provided with a plug-in seat at one end and a snap-fit ​​seat at the other end. The plug-in seat is provided with a plug-in hole, and the snap-fit ​​seat is provided with a snap-fit ​​groove. The opening of the snap-fit ​​groove is provided with a clearance notch. One end of the reversing lever is inserted into the plug-in hole, and the other end of the reversing lever is snapped into the snap-fit ​​groove.

[0013] As an improvement of the dual-direction hair comb of this utility model, a push cover connecting seat is provided in the middle of one side of the pusher, and a push connecting plate is provided at the end of the lower housing where the pusher is installed. The push connecting plate has an oblong hole in the middle. The push cover connecting seat passes through the oblong hole and connects to the push cover. A push cover spring is provided inside the push cover. The push cover spring acts on the push cover and rebounds to lock after being pushed. A locking block is provided on the edge of the push cover. The locking block and the locking groove of the lower housing are combined to achieve the effect of locking the push cover. Two locking grooves are provided on one edge of the lower housing. Pushing the push cover can drive the pusher to move left and right. The two locking grooves cooperate with the locking block to restrict the movement of the push cover.

[0014] As an improvement of the dual-direction hair comb of this utility model, it also includes a top decorative cover. After the upper shell and the lower shell are fastened together, the top decorative cover covers the end with the push-button feature. The top decorative cover has a push-button cover clearance hole in the middle, and one end of the push-button cover extends out from the push-button cover clearance hole.

[0015] As an improvement of the dual-direction hair comb of this utility model, when the accessory set in the groove is an NFC chip, after the main unit connector and the main unit are connected and fixed, the main unit's induction antenna distinguishes and senses the NFC chip information of the main unit connector and feeds it back to the main unit's control circuit board. The main unit's control circuit board judges the information and switches the preset control program to achieve the corresponding temperature and wind speed control effect for different main unit connectors.

[0016] As an improvement of the dual-direction hair comb of this utility model, when the accessory set in the groove is a magnetic piece, after the main unit connector and the main unit are connected and fixed, the Hall sensor switch pre-assembled in the main unit senses the magnetic piece of the main unit connector, so that the magnetic piece senses the Hall sensor switch and feeds the information back to the control circuit board of the main unit. The control circuit board of the main unit determines and switches the preset control program to achieve the corresponding temperature and wind speed control effect for different main unit connectors.

[0017] As an improvement of the dual-direction hair comb of this utility model, the main unit housing is further provided with a wire frame, an air outlet, a windproof mesh, a power socket, and a power cord adapter. The power socket and the power cord adapter are electrically connected. The control circuit board is electrically connected to the power socket. The windproof mesh is disposed between the wire frame and the control circuit board. The wire frame is covered with a heat-insulating mica tube. Both ends of the wire frame are provided with wire frame sealing silicone rings. A plasma fan is disposed inside the wire frame. One end of the air outlet is connected to the wire frame. An air outlet mesh is disposed between the air outlet and the wire frame. An air outlet sealing ring is fitted on the air outlet.

[0018] As an improvement of the dual-direction hair comb of this utility model, the main body housing includes an upper main body shell and a lower main body shell, which are fastened together. The upper main body shell has a button circuit mounting slot in the middle, and a button circuit board is installed in the button circuit mounting slot. A transparent silicone block covers the button circuit mounting slot. The button circuit board has LED beads, a wind speed adjustment button, and a temperature adjustment button. One end of the wind speed adjustment button and the temperature adjustment button protrudes from the transparent silicone block. A power toggle switch is provided on the transparent silicone block, and a power toggle switch cover is provided on the power toggle switch. The button circuit board is electrically connected to the control circuit board, and the power toggle switch can control the power switch on the button circuit board.

[0019] The outer side of one end of the upper and lower shells of the main unit is provided with a decorative ring connecting groove. A limiting protrusion is provided in the decorative ring connecting groove, and a connecting buckle is provided on the decorative ring. The connecting buckle can be fixed on the limiting protrusion.

[0020] It also includes a handle cover, the main unit housing is inserted inside the handle cover, the air inlet end of the main unit housing is provided with a steel mesh frame, the steel mesh frame is provided with an air inlet steel mesh, the steel mesh frame is covered with an air inlet mesh, and the end of the steel mesh frame is installed with an iron ring.

[0021] The beneficial effects of this utility model are as follows: The air outlet of the air duct and the comb teeth are located on the same side, which can dry the hair while combing it, thus improving the smoothness of the combed hair. The air outlet direction of the air duct can be switched by swinging the reversing lever. The reversing lever is driven by a pusher. Multiple reversing levers are connected to the pusher, which is located at one end of the housing. Simply pushing the pusher cover can move the pusher and realize the swinging of the reversing lever, enabling single-sided air outlet and simultaneous air outlet from both sides. Attached Figure Description

[0022] Figure 1 This is a perspective view of the adapter portion of this utility model;

[0023] Figure 2 This is an exploded view of the adapter portion of this utility model;

[0024] Figure 3 This is a front view of the converter head portion of this utility model;

[0025] Figure 4 This is a schematic diagram of the internal structure of the converter head of this utility model without the upper shell and the top decorative cover;

[0026] Figure 5 This is a schematic diagram of the upper shell structure of the adapter part of this utility model;

[0027] Figure 6 This is a schematic diagram of the bottom structure of the upper shell of the converter head part of this utility model;

[0028] Figure 7 This is a schematic diagram of the lower housing structure of the converter head part of this utility model;

[0029] Figure 8 This is a schematic diagram of the host connector structure of this utility model;

[0030] Figure 9 This is a schematic diagram of the reversing lever structure of this utility model;

[0031] Figure 10 This is an exploded view of the main unit of this utility model;

[0032] The attached diagram is labeled as follows: 1. Upper housing; 2. Lower housing; 3. Semi-circular groove; 4. Main unit connector; 5. Reversing lever; 6. Air duct; 7. Push mechanism; 8. Comb teeth; 9. Push mechanism cover; 10. Push mechanism cover spring; 11. Snap-fit ​​ear; 12. Snap-fit ​​hole; 13. Plug-in socket; 14. Snap-fit ​​socket; 15. Plug-in hole; 16. Snap-fit ​​groove; 17. Clearance notch; 21. Screw hole; 22. Snap-fit ​​groove; 23. Snap-fit ​​block; 24. Push mechanism connecting plate; 25. Oval hole; 26. Locking slot. 41. Host connection end; 42. Snap-fit ​​fixing end; 43. Groove; 44. NFC chip or magnetic piece; 45. Snap-fit ​​protrusion; 46. Annular snap-fit ​​groove; 47. Stud; 51. Swing arm; 52. Connecting guide post; 53. Insertion guide post; 61. Bevel; 62. Snap-fit ​​groove; 71. Connecting hole; 72. Push-button cover connecting seat; 81. Locking block; 100. Push button assembly; 101. Push button; 102. Push button cover; 103. Push button spring; 104. Locking block; 200. 300. Sensor mounting slot; 400. Sensor antenna or Hall effect switch; 500. Control circuit board; 501. Main unit housing; 502. Cable tray; 503. Air outlet; 504. Air baffle; 505. Power connector; 506. Power cord adapter; 507. Thermal insulation mica tube; 508. Cable tray sealing silicone ring; 509. Plasma fan; 510. Air outlet mesh; 511. Air outlet sealing ring; 512. Main unit upper shell; 513. Main unit lower shell; 514. Button circuit mounting. 514. Button circuit board, 515. Transparent silicone block, 516. LED light bead, 517. Fan speed adjustment button, 518. Temperature adjustment button, 519. Power switch push, 520. Power switch cover, 521. Decorative ring connecting groove, 522. Limiting protrusion, 523. Decorative ring, 524. Connecting buckle, 525. Handle cover, 526. Steel mesh frame, 527. Air inlet steel mesh, 528. Air inlet mesh, 529. Iron ring, 600. Push button mounting groove. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0034] It should be noted that all directional indicators (such as up, down, left, right, front, back, etc.) in this utility model embodiment are only used to explain the relative positional relationship and movement of each component in a specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0035] Furthermore, the use of terms such as "first" and "second" in this utility model is for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of the various embodiments can be combined with each other, but only on the basis of being achievable by those skilled in the art. If the combination of technical solutions is contradictory or impossible to implement, such a combination of technical solutions should be considered non-existent and not within the scope of protection claimed by this utility model.

[0036] like Figures 1-10 As shown, a dual-direction hair comb includes an upper housing 1 and a lower housing 2, which are fastened together to form an internal cavity. Each end of the upper housing 1 and lower housing 2 has a semi-circular groove 3. After the upper housing 1 and lower housing 2 are fastened together, the two semi-circular grooves 3 together fix a main unit connector 4, which is used to connect to the main unit. The two semi-circular grooves 3 align to form a mounting hole. Multiple reversing paddles 5 are arranged at intervals on the inner side of the upper housing 1. An air duct 6 is provided on the outer side of the upper housing 1 corresponding to the position of each reversing paddle 5, and the air duct 6 communicates with the internal cavity. A pusher 7 is provided at the other end of the lower housing 2; pushing the pusher 7 causes all the reversing paddles 5 to swing simultaneously. The main unit connector 4 is detachably connected to the main unit, which has a push button assembly 100 for controlling whether the main unit connector 4 is detached from or locked onto the main unit. The air outlet of the air duct 6 is located on the same side as the comb teeth (described later), allowing for simultaneous hair drying while combing, thus improving the smoothness of the combed hair.

[0037] Preferably, the host connector 4 has a host connection end 41 and a snap-fit ​​fixing end 42. The outer circumference of the host connection end 41 is provided with a groove 43, and an NFC chip or a magnetic piece 44 is disposed in the groove 43. The NFC chip model can be FM17611. The host is provided with a sensing component mounting slot 200, and a sensing antenna or Hall effect sensor switch 300 is disposed in the sensing component mounting slot 200. The sensing antenna or Hall effect sensor switch 300 is electrically connected to the control circuit board 400 inside the host.

[0038] Induction antenna: After being connected and fixed with different head accessories, the induction antenna of the host distinguishes and senses the NFC chip information of each interchangeable head and feeds it back to the control circuit board 400 of the host. The control circuit board 400 judges the information and switches the preset control program of the accessory to achieve the effect of controlling the temperature and wind speed of the accessory.

[0039] Hall effect sensor switch: After being connected and fixed with different head accessories, the Hall effect sensor switch pre-assembled on the main unit senses the magnet of the interchangeable head, causing the Hall effect sensor switch to activate and connect, feeding back to the control circuit board 400 of the main unit. The IC then determines and switches the preset control program of that accessory, achieving the effect of differentiating the control temperature and wind speed of the accessory.

[0040] Preferably, the outer circumference of the main unit connection end 41 is further provided with a snap-fit ​​protrusion 45, which is used to mate with the groove on the main unit housing. The outer circumference of the snap-fit ​​fixing end 42 is provided with an annular snap-fit ​​groove 46, and the two semi-circular grooves 3 can be snapped into the annular snap-fit ​​groove 46. The end edge of the snap-fit ​​fixing end 42 is provided with two symmetrical studs 47, and the lower housing 2 is provided with screw holes 21 at the positions corresponding to the studs 47. When the main unit connection head 41 is snap-fitted and fixed between the upper housing 1 and the lower housing 2 to form a mounting hole, a screw is inserted through the screw hole 21 and screwed onto the stud 47 for fixation.

[0041] The push button assembly 100 includes a push button 101, a push button cover 102, and a push button spring 103. The push button cover 102 is connected to the middle of the push button 101, and the push button spring 103 is connected to one end of the push button 101. The push button assembly 100 is installed in the push button mounting groove 600 of the main unit housing 500. A locking block 104 is provided on one side of the push button 101. A bevel is provided on one side of the locking block 104. A locking groove is also provided on the outer circle of the main unit connection end 41. After the push button assembly 100 is pushed forward, the locking block 104 locks the main unit connection head 4. After the push button assembly 100 is pushed backward, the locking block 104 separates from the locking groove, and the main unit connection head 4 can be removed from the main unit.

[0042] Preferably, a swing arm 51 extends vertically from the bottom of one end of the reversing lever 5. The swing arm 51 is provided with a connecting guide post 52, and both ends of the reversing lever 5 are provided with insertion guide posts 53. The push rod 7 has multiple connecting holes 71 arranged on it, and the connecting guide posts 52 are inserted into the connecting holes 71. The push rod 7 controls the swing of the reversing lever 5 by driving the swing arm 51, thus enabling air to exit from the left or right side of the duct.

[0043] Preferably, the system also includes multiple rows of comb teeth 8. The air outlet of the air duct 6 has beveled surfaces 61 on both sides, with locking grooves 62 on the beveled surfaces 61. A locking block 81 is provided at the bottom of each comb tooth 8 corresponding to the position of each locking groove 62. The locking block 81 cooperates with the locking groove 62 to fix the comb tooth 8, and the comb tooth 8 covers the air outlet of the air duct 6. Each row of comb teeth 8 corresponds to one air outlet of the air duct 6, allowing air to be blown out from both sides of the comb teeth 8 and the air outlet of the air duct 6. When the reversing lever 5 swings to the left or right, one side of the reversing lever 5 will tilt towards one side of the air duct 6, preventing air from blowing out from that side and allowing it to blow out only from the other side, thus achieving the function of controlling the airflow direction.

[0044] The lower housing 2 has snap-fit ​​grooves 22 on both inner side walls, and snap-fit ​​blocks 23 are provided in the snap-fit ​​grooves 22. The upper housing 1 has snap-fit ​​ears 11 on both sides corresponding to the position of each snap-fit ​​groove 22. The snap-fit ​​ears 11 have snap holes 12. When the upper housing 1 covers the lower housing 2, the snap-fit ​​ears 11 are engaged in the snap-fit ​​grooves 22, and the snap holes 12 are engaged in the snap-fit ​​blocks 23.

[0045] Preferably, the bottom of the upper housing 1 is provided with a plug-in seat 13 at one end and a snap-fit ​​seat 14 at the other end. The plug-in seat 13 is provided with a plug-in hole 15, and the snap-fit ​​seat 14 is provided with a snap-fit ​​groove 16. The opening of the snap-fit ​​groove 16 is provided with a clearance notch 17. One end of the reversing lever 5 is inserted into the plug-in hole 15, and the other end of the reversing lever 5 is inserted into the snap-fit ​​groove 16.

[0046] Preferably, a push cover connecting seat 72 is provided in the middle of one side of the pusher 7, and a push connecting plate 24 is provided at the end of the lower housing 2 where the pusher 7 is installed. A waist-shaped hole 25 is provided in the middle of the push connecting plate 24. The push cover connecting seat 72 passes through the waist-shaped hole 25 and connects to the push cover 9. A push cover spring 10 is provided inside the push cover 9. The push cover spring 10 acts on the push cover 9 and rebounds to lock after being pushed. A locking block 101 is provided on the edge of the push cover 9. The locking block 101 and the locking groove 26 of the lower housing 1 are combined to achieve the effect of locking the push cover. Two locking grooves 26 are provided on the edge of one end of the lower housing 2. Pushing the push cover 9 can drive the pusher 7 to move left and right. The two locking grooves 26 cooperate with the locking block 101 to restrict the movement of the push cover 9.

[0047] Preferably, it also includes a top decorative cover 102. After the upper housing 1 and the lower housing 2 are fastened together, the top decorative cover 102 covers the end with the pusher 7. The top decorative cover 102 has a pusher cover clearance hole 103 in the middle, and one end of the pusher cover 9 protrudes from the pusher cover clearance hole 103. The lower housing 2 and the upper housing 1 each have a snap-fit ​​end 104 at the same end. Each snap-fit ​​end 104 has a fixing block 105 on its outer side. The inner side of the top decorative cover 102 has a fixing groove 106. The top decorative cover 102 is fastened onto the two snap-fit ​​ends 104, and the fixing block 105 is locked into the fixing groove 106 for fixation.

[0048] In one of the sensing methods of this utility model, when the accessory set in the groove 43 is an NFC chip, after the host connector 4 is connected and fixed to the host, the host's sensing antenna distinguishes and senses the NFC chip information of the host connector and feeds it back to the host's control circuit board. The host's control circuit board judges the information and switches the preset control program to achieve the corresponding temperature and wind speed control effect for different host connectors.

[0049] In another sensing method of this utility model, when the accessory set in the groove 43 is a magnetic piece, after the main unit connector 4 is connected and fixed to the main unit, the Hall sensor switch pre-assembled in the main unit senses the magnetic piece of the main unit connector, so that the magnetic piece and the Hall sensor switch can sense each other and feed the information back to the control circuit board of the main unit. The control circuit board of the main unit determines and switches the preset control program to achieve the corresponding temperature and wind speed control effect for different main unit connectors.

[0050] Preferably, the main unit housing 500 also includes a wire frame 501, an air outlet 502, a windproof mesh 503, a power socket 504, and a power cord adapter 505. The power socket 504 and the power cord adapter 505 are electrically connected. The control circuit board 400 is electrically connected to the power socket 504. The windproof mesh 503 is disposed between the wire frame 501 and the control circuit board 400. The wire frame 501 is covered with a heat-insulating mica tube 506. Both ends of the wire frame 501 are provided with wire frame sealing silicone rings 507. A plasma fan 508 is disposed inside the wire frame 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 frame 501. An air outlet mesh 509 is disposed between the air outlet 502 and the wire frame 501. An air outlet sealing ring 510 is fitted on the air outlet 502.

[0051] Preferably, the main unit housing 500 includes an upper main unit housing 511 and a lower main unit housing 512, which are fastened together. The upper main unit housing 511 has a button circuit mounting slot 513 in the middle, and a button circuit board 514 is provided in the button circuit mounting slot 513. A transparent silicone block 515 covers the button circuit mounting slot 513. The button circuit board 514 is provided with LED beads 516, a fan speed adjustment button 517, and a temperature adjustment button 518. One end of the fan speed adjustment button 517 and the temperature adjustment button 518 protrudes from the transparent silicone block 515. A power toggle switch 519 is provided on the transparent silicone block 515, and a power toggle switch cover 520 is provided on the power toggle switch 519. The button circuit board 514 is electrically connected to the control circuit board 400, and the power toggle switch 519 can control the power switch on the button circuit board 514.

[0052] The outer side of one end of the main unit upper shell 511 and the main unit lower shell 512 is provided with a decorative ring connecting groove 521. A limiting protrusion 522 is provided in the decorative ring connecting groove 521. A connecting ear 524 is provided on the decorative ring 523. The connecting ear 524 can be fixed on the limiting protrusion 522.

[0053] It also includes a handle cover 525, a main unit housing 500 inside the handle cover 525, a steel mesh frame 526 at the air inlet end of the main unit housing 500, an air inlet steel mesh 527 inside the steel mesh frame 526, an air inlet mesh 528 on the outer cover of the steel mesh frame 526, and an iron ring 529 installed at the end of the steel mesh frame 526.

[0054] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and structure of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A dual-direction hair comb, comprising an upper shell and a lower shell, wherein the upper shell and the lower shell are fastened together to form an internal cavity, characterized in that, Both the upper housing and the lower housing have a semi-circular groove at one end. The two semi-circular grooves together fix a main unit connector. Multiple reversing paddles are arranged at intervals on the inner side of the upper housing. An air duct is provided on the outer side of the upper housing corresponding to the position of each reversing paddle. The air duct communicates with the internal cavity. A pusher is provided at the other end of the lower housing. Pushing the pusher can cause all the reversing paddles to swing simultaneously. The host connector is detachably connected to the host, and the host is provided with a push button assembly for controlling the host connector to detach from the host or lock onto the host.

2. The dual-direction hair comb according to claim 1, characterized in that, The host connector has a host connection end and a snap-fit ​​fixing end. The outer circle of the host connection end is provided with a groove, and an NFC chip or a magnetic piece is provided in the groove. The host is provided with a sensor component mounting slot, and a sensor antenna or Hall effect sensor switch is provided in the sensor component mounting slot. The sensor antenna or Hall effect sensor switch is electrically connected to the control circuit board inside the host.

3. The dual-direction hair comb according to claim 2, characterized in that, The outer circle of the main unit connection end is also provided with a snap-fit ​​protrusion, the outer circle of the snap-fit ​​fixing end is provided with an annular snap-fit ​​groove, the end edge of the snap-fit ​​fixing end is provided with two symmetrical studs, and the lower housing is provided with screw holes at the positions corresponding to the studs. 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, and the push button spring is connected to one end of the push button. The push button assembly is installed in the push button mounting slot of the main unit housing. A locking block is provided on one side of the push button, and a bevel is provided on one side of the locking block. A locking groove is also provided on the outer circle of the main unit connection end. After pushing the push button assembly forward, the locking block locks the main unit connection head. After pushing the push button assembly backward, the locking block separates from the locking groove, and the main unit connection head can be removed from the main unit.

4. The dual-direction hair comb according to claim 1, characterized in that, A swing arm extends vertically from the bottom of one end of the reversing paddle, and a connecting guide post is provided on the swing arm. Both ends of the reversing paddle are provided with insertion guide posts, and multiple connecting holes are arranged on the pusher, with the connecting guide posts inserted into the connecting holes.

5. The dual-direction hair comb according to claim 4, characterized in that, It also includes multiple rows of comb teeth. The air outlet side walls of the air duct are provided with inclined surfaces. The inclined surfaces are provided with locking grooves. The bottom of the comb teeth is provided with locking blocks corresponding to the position of each locking groove. The locking blocks cooperate with the locking grooves to fix the comb teeth. The comb teeth cover the air outlet of the air duct. The lower housing has snap-fit ​​grooves on both inner side walls, and snap-fit ​​blocks are provided in the snap-fit ​​grooves. The upper housing has snap-fit ​​ears on both sides corresponding to the position of each snap-fit ​​groove, and snap-fit ​​ears have snap holes. When the upper housing covers the lower housing, the snap-fit ​​ears are engaged in the snap-fit ​​grooves, and the snap holes are engaged in the snap-fit ​​blocks. The bottom of the upper housing is provided with a plug-in seat at one end and a snap-fit ​​seat at the other end. The plug-in seat is provided with a plug-in hole and the snap-fit ​​seat is provided with a snap-fit ​​groove. The opening of the snap-fit ​​groove is provided with a clearance notch. One end of the reversing paddle is inserted into the plug-in hole and the other end of the reversing paddle is snapped into the snap-fit ​​groove.

6. The dual-direction hair comb according to claim 4, characterized in that, A push cover connecting seat is provided in the middle of one side of the pusher. A push connecting plate is provided at the end of the lower housing where the pusher is installed. An oblong hole is provided in the middle of the push connecting plate. The push cover connecting seat passes through the oblong hole and connects to the push cover. A push cover spring is provided inside the push cover. A locking block is provided on the edge of the push cover. Two locking slots are provided on the edge of one end of the lower housing. Pushing the push cover can drive the pusher to move left and right. The two locking slots cooperate with the locking block to restrict the movement of the push cover. It also includes a top decorative cover. After the upper housing and the lower housing are fastened together, the top decorative cover covers the end with a push-button. The top decorative cover has a push-button cover clearance hole in the middle, and one end of the push-button cover extends out from the push-button cover clearance hole.

7. The dual-direction hair comb according to claim 2, characterized in that, When the accessory set in the groove is an NFC chip, after the host connector and the host are connected and fixed, the host's sensing antenna distinguishes and senses the NFC chip information of the host connector and feeds it back to the host's control circuit board. The host's control circuit board judges the information and switches the preset control program so that different host connectors can use corresponding temperature and wind speed control.

8. The dual-direction hair comb according to claim 2, characterized in that, When the accessory set in the groove is a magnetic piece, after the main unit connector and the main unit are connected and fixed, the Hall effect sensor pre-assembled on the main unit senses the magnetic piece of the main unit connector, so that the magnetic piece senses the Hall effect sensor and feeds the information back to the control circuit board of the main unit. The control circuit board of the main unit then determines and switches the preset control program to achieve the corresponding temperature and wind speed control for different main unit connectors.

9. The dual-direction hair comb according to claim 3, characterized in that, The main unit housing also includes a wire frame, an air outlet, a windproof mesh, a power socket, and a power cord adapter. The power socket and the power cord adapter are electrically connected. The control circuit board is electrically connected to the power socket. The windproof mesh is located between the wire frame and the control circuit board. The wire frame is covered with a heat-insulating mica tube. Both ends of the wire frame are equipped with wire frame sealing silicone rings. A plasma fan is located inside the wire frame. One end of the air outlet is connected to the wire frame. An air outlet mesh is located between the air outlet and the wire frame. An air outlet sealing ring is fitted onto the air outlet.

10. The dual-direction hair comb according to claim 9, characterized in that, The main unit housing includes an upper main unit shell and a lower main unit shell, which are fastened together. The upper main unit shell has a button circuit mounting slot in the middle, and a button circuit board is installed in the button circuit mounting slot. A transparent silicone block covers the button circuit mounting slot. The button circuit board has LED beads, a fan speed adjustment button, and a temperature adjustment button. One end of the fan speed adjustment button and the temperature adjustment button protrudes from the transparent silicone block. A power toggle switch is provided on the transparent silicone block, and a power toggle switch cover is provided on the power toggle switch. The button circuit board is electrically connected to the control circuit board, and the power toggle switch can control the power switch on the button circuit board. The outer side of one end of the upper and lower shells of the main unit is provided with a decorative ring connecting groove. A limiting protrusion is provided in the decorative ring connecting groove, and a connecting buckle is provided on the decorative ring. The connecting buckle can be fixed on the limiting protrusion. It also includes a handle cover, the main unit housing is inserted inside the handle cover, the air inlet end of the main unit housing is provided with a steel mesh frame, the steel mesh frame is provided with an air inlet steel mesh, the steel mesh frame is covered with an air inlet mesh, and the end of the steel mesh frame is installed with an iron ring.

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