US2024049854A1PendingUtilityA1

Rotating curling iron

Assignee: THE BEACHWAVER COPriority: Aug 11, 2022Filed: Aug 10, 2023Published: Feb 15, 2024
Est. expiryAug 11, 2042(~16 yrs left)· nominal 20-yr term from priority
A45D 2001/004A45D 2001/002A45D 1/04A45D 1/10
76
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Claims

Abstract

There exists a need for improvements to curling iron technology, such that different methods of design and rotation can provide better reliability and function. The present disclosure discloses a rotating curling iron which comprises a handle, a connecting seat, an electric control device and a rotating curling iron rod. The technical solution of the present disclosure may improve the reliability of the electrical connection between the handle and the rotating curling iron rod.

Claims

exact text as granted — not AI-modified
1 . A rotating curling iron comprising:
 a handle comprising a housing and a driving motor provided in the housing, wherein the housing has an opening end;   an electric control device comprising a circuit board and a plurality of conductive sheets, wherein the plurality of conductive sheets are electrically connected to the circuit board, and the circuit board is electrically connected to the driving motor;   a connecting seat rotatably mounted in the housing and connected to the driving motor, wherein a plurality of conductive rings are sleeved on the connecting seat, and the plurality of conductive rings are distributed at intervals in the extending direction of the rotation axis of the connecting seat, and wherein each of the conductive sheets correspondingly abuts against the outer peripheral surface of one of the conductive rings, and the connecting seat has a connecting end exposed from the opening end; and   a rotating curling iron rod comprising a heating rod and a fixing seat connected to one end of the heating rod, wherein the fixing seat is detachably connected with the connecting end, and the heating assembly in the heating rod is in communication with the plurality of conductive rings through a first wiring assembly and a second wiring assembly.   
     
     
         2 . The rotating curling iron according to  claim 1 , wherein the connecting seat has a connecting shaft extending toward the driving motor, and an insulating mounting structure is sleeved outside the connecting shaft, the insulating mounting structure is connected with the output shaft of the driving motor, and wherein a plurality of mounting ring grooves are provided on the peripheral side of the insulating mounting structure, and the plurality of mounting ring grooves are distributed in the axial direction of the connecting shaft at intervals, and each of the conductive rings is correspondingly mounted in one of the mounting ring grooves. 
     
     
         3 . The rotating curling iron according to  claim 2 , wherein the conductive sheet comprises a connecting pin and two elastic contact sheets respectively provided on opposite sides of the connecting pin, and the two elastic contact sheets are respectively provided on the opposite sides of the conductive ring and elastically abut against the outer peripheral surface of the conductive ring. 
     
     
         4 . The rotating curling iron according to  claim 2 , wherein the insulating mounting structure has a plurality of mounting rings, and each of the mounting rings comprises a first section and a second section connected to each other, and the outer diameter of the first section is smaller than that of the second section, so as to form a mounting ring groove outside the first section, and the plurality of mounting rings are sequentially distributed in the extending direction of the rotation axis of the connecting seat, and the first section of each of the mounting rings is located on the side of the second section thereof away from the driving motor. 
     
     
         5 . The rotating curling iron according to  claim 1 , wherein the connecting end is provided with a inserting cavity in which the second wiring assembly is provided, and the second wiring assembly is correspondingly connected with the plurality of conductive rings; and wherein the rotating curling iron further comprises a snapping assembly comprising a snapping component and a pressing component, the snapping component is movably mounted to the connecting end, and the snapping end of the snapping component is located in the inserting cavity, and the pressing component abuts against the side of the snapping component away from the inserting cavity; and wherein the fastening seat is provided with a inserting portion and a clasping portion located on the outer peripheral side of the inserting portion, the clasping portion is provided with a snapping hole, and the inserting portion is provided with a first wiring assembly electrically connected to the heating assembly in the rotating curling iron rod, and wherein the clasping portion is located in the inserting cavity when inserted into the inserting cavity by the inserting portion, the snapping end of the snapping component is clamped into the snapping hole, and the second wiring assembly and the first wiring assembly are electrically connected. 
     
     
         6 . The rotating curling iron according to  claim 5 , wherein the rotating curling iron comprises two snapping assemblies respectively provided on opposite sides of the connecting end, and the rotating curling iron rod is provided with the clasping portion for each of the snapping assemblies. 
     
     
         7 . The rotating curling iron according to  claim 5 , wherein an annular housing is sleeved outside the connecting end, and a mounting cavity is enclosed between the annular housing and the outer peripheral surface of the connecting end, and the annular housing is provided with a dowel hole in communication with the mounting cavity, the snapping component is movably mounted in the mounting cavity, the pressing component abuts against the side of the snapping component away from the connecting seat and is exposed through the dowel hole, the connecting seat is provided with a via hole in communication with the inserting cavity and the mounting cavity, and the snapping end of the snapping component extends into the inserting cavity through the via hole; and
 wherein the snapping assembly further comprises an elastic component compressively abutted between the snapping component and the connecting seat.   
     
     
         8 . The rotating curling iron according to  claim 7 , wherein the snapping component also has a rotating end opposite the snapping end, and the rotating end is rotatably mounted in the mounting cavity, and the pressing component is abutted between the rotating end and the snapping end. 
     
     
         9 . The rotating curling iron according to  claim 5 , wherein the pressing component is provided with a position-limiting snapping lug, and the snapping component is provided with a position-limiting snapping hole, and wherein the position-limiting snapping lug is movably clamped into the position-limiting snapping hole; and/or
 one of the outside of the inserting portion and the wall of the inserting cavity is provided with a mistake-proof raised rib, the other is provided with a mistake-proof groove, and the mistake-proof raised rib is inserted into the mistake-proof groove when the inserting portion is inserted into the inserting cavity.   
     
     
         10 . The rotating curling iron according to  claim 1 , wherein the rotating curling iron comprises the plurality of rotating curling iron rods, and wherein one of the plurality of rotating curling iron rods is selectively mounted to the connecting end.

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