Air-suction nozzle for electric hair drier

Abstract

Provided is an air-suction nozzle for an electric hair drier, including a nozzle body with a ventilation cavity, where one end of the nozzle body is provided with a closed end, and the other end thereof is provided with an air inlet communicated with the ventilation cavity; the nozzle body is formed by splicing a plurality of arc-shaped plates arranged around a central axis of the nozzle body, edges of two adjacent arc-shaped plates are spliced to form a splicing end surface, the splicing end surface is divided into a superimposed surface and a misaligned surface, and a plurality of fluid outlets are uniformly distributed on the misaligned surface. Edges of two adjacent arc-shaped plates are spliced to form a splicing end surface, the fluid outlet is formed on the misaligned surface of the splicing end surface, and the structure is easy to implement and convenient to manufacture.

What is claimed is: 
     
         1 . An air-suction nozzle for an electric hair drier, comprising a nozzle body, wherein the nozzle body is a cylindrical structure provided with a ventilation cavity, one end of the nozzle body is provided with a closed end, and the other end thereof is provided with an air inlet communicated with the ventilation cavity; the nozzle body is formed by splicing or integrally molding a plurality of arc-shaped plates arranged around a central axis of the nozzle body, edges of two adjacent arc-shaped plates are spliced in a staggered manner to form a splicing end surface, and the splicing end surface is divided into a superimposed surface and a misaligned surface; and at least one fluid outlet is uniformly distributed on the misaligned surface, two adjacent arc-shaped plates form cambered surfaces at the splicing end surface that are horizontally adjacent and vertically misaligned, the vertically misaligned cambered surfaces are not overlapped, and due to air flow, hair is automatically twined around the surface of the nozzle body. 
     
     
         2 . The air-suction nozzle for an electric hair drier according to  claim 1 , wherein the arc-shaped plate comprises a cambered surface, a first side vertical surface and a second side vertical surface, wherein the cambered surface is provided with a leading edge and a trailing edge relative to two side edges, the first side vertical surface is located at the leading edge, and the second side vertical surface is located at the trailing edge; and a plurality of guide plates are arranged on an inner surface of the cambered surface along a length direction of the arc-shaped plate, each of which is provided with a front end surface and a rear end surface, front end surfaces of two adjacent guide plates are connected to the first side vertical surface to form an air outlet channel, the rear end surface of the guide plate is flush with the second side vertical surface to form an air outlet end, when two adjacent arc-shaped plates are spliced, a part of the air outlet end is located on the superimposed surface and covered by the first side vertical surface, and a part of the air outlet end is located on the misaligned surface to form a fluid outlet. 
     
     
         3 . The air-suction nozzle for an electric hair drier according to  claim 2 , wherein the first side vertical surface, the cambered surface and the second side vertical surface can be of an integrated structure or a split assembly structure and be sequentially connected to form an arc-shaped plate. 
     
     
         4 . The air-suction nozzle for an electric hair drier according to  claim 2 , wherein a cross-sectional thickness of the guide plate gradually increases from the first side vertical surface to the second side vertical surface. 
     
     
         5 . The air-suction nozzle for an electric hair drier according to  claim 2 , wherein the guide plate is provided with a windward surface, and the windward surface is an arc surface that is concavely curved towards the cambered surface. 
     
     
         6 . The air-suction nozzle for an electric hair drier according to  claim 1 , wherein an acute angle α is formed between each of the guide plates and an axis line of the ventilation cavity. 
     
     
         7 . The air-suction nozzle for an electric hair drier according to  claim 1 , wherein the ventilation cavity gradually shrinks from the air inlet to the closed end. 
     
     
         8 . The air-suction nozzle for an electric hair drier according to  claim 1 , wherein two adjacent arc-shaped plates are connected through high-frequency welding or adhesive bonding to form a splicing surface. 
     
     
         9 . The air-suction nozzle for an electric hair drier according to  claim 2 , wherein fluid flowing out along the fluid outlet flows along the cambered surface. 
     
     
         10 . The air-suction nozzle for an electric hair drier according to  claim 2 , wherein the fluid outlet is elongated, and a height H of the fluid outlet ranges from 0.4 mm to 0.8 mm.