CN202146022U

CN202146022U - Circumfluence type hair dryer

Info

Publication number: CN202146022U
Application number: CN201120278421U
Authority: CN
Inventors: 俞峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-07-29
Filing date: 2011-07-29
Publication date: 2012-02-22
Anticipated expiration: 2021-07-29

Abstract

A circumfluence type hair dryer comprises a casing, fan blades, a heating element and a handle, and is characterized in that a motor, the fan blades and the heating element are mounted in the handle; the casing is a cylinder body with a hollow ring-shaped inner chamber formed by an inner side wall and an outer side wall; an air inlet is formed on the outer side wall of the casing and is communicated with the hollow ring-shaped inner chamber; an air inlet groove communicated with the air inlet is formed on the handle; one end of the outer side wall of the casing is hermetically connected with the inside wall of the casing completely; and the other end of the outer side wall of the casing is turned over inwards along the axial line of the casing and forms a spaced and overlapped staggered structure with a corresponding end of the inner side wall of the casing so as to form a ring-shaped gap. In the utility model, the an air outlet adopting a ring-shaped gap structure is adopted, and the diameter of a ring surrounded by the air outlet is far larger than that of a ring surrounded by the air outlet of a traditional hair dryer, so that the area covered by air flow is wider, and the air outlet efficiency is high; and air entering the hair drier is under the action of the hollow ring-shaped inner chamber, so that air flow of higher speed can be obtained, and the strength of air blown out is gentler and more uniform.

Description

The circulation type hair-dryer

Technical field

The utility model relates to a kind of hair-dryer.

Background technology

Though hair dryer has very big difference on pattern, style and size, their immanent structure is identical substantially, mainly is made up of these several parts of motor, fan blade, heater element and electric control switch.Hair dryer directly leans on the motor driven rotor to drive the fan blade rotation, and when fan blade rotated, air sucked from air inlet, and the centrifugal flow that forms is thus blown out by mouth before the air duct again.

Usually; The air inlet of hair dryer and air outlet all are horizontally set and connect in the prior art, and air outlet to make be straight tubular construction more, be that 201010607883.4 Chinese invention patent " a kind of improved hair drier ", utility model patent " a kind of hair-dryer tuyere ", the patent No. that the patent No. is ZL201020265837.6 are Chinese utility model patent " a kind of hair-dryer " of ZL200920024934.3 or the like like application number; Though the hair-dryer structure in above-mentioned these patents is also incomplete same; But their air-out mode is basic identical, and the shape of air outlet all is to adopt independently tubular tuyere, this tuyere be mostly to be arranged separately on the housing or and housing one-body molded; But in order to guarantee wind concentration; The diameter of air outlet generally is less than the external diameter of housing, and the air-flow area coverage can't be accomplished bigger, and in use; Because air outlet is the tubular structure of complete open type; The wind that air outlet is discharged comparatively disperses, and wind-force is inhomogeneous, and then influences comfort.

Summary of the invention

The utility model technical problem to be solved be provide to above-mentioned prior art present situation that a kind of air-flow area coverage is wider, the more even soft circulation type hair-dryer of wind-force and heating power.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of circulation type hair-dryer, include housing, and have air inlet and air outlet;

Fan blade is delivered to air outlet with wind from above-mentioned air inlet by motor-driven;

Heater element is arranged at the air-out position of said fan blade;

Handle is connected on the said housing, and this handle is provided with the switch module of said motor stall of control and the said heater element break-make electricity of control;

It is characterized in that: said motor, fan blade and heater element are installed in the described handle; Said housing is for being formed with the cylindrical shell of hollow ring inner chamber by inside and outside sidewall; Said air inlet be positioned on the lateral wall of said housing and with said hollow ring intracavity inter-connection, offer the air intake duct that is connected with said air inlet on the said handle; And complete closed connects between lateral wall one end of said housing and the madial wall of this housing; The lateral wall other end of said housing along the axis of this housing inwardly turnover and and the madial wall respective ends of said housing between at interval, the misconstruction of stack and form the annulus, said annulus is the air outlet of said housing.

The cross section of said housing can be different shape, as preferably, the cross section of said housing with rounded or oval be good.

In order to realize the rotation of fan blade, as preferably, said motor is arranged in the said handle, and said fan blade center offers the transmission axis hole, and the transmission axis hole of the output shaft of said motor and said fan blade is fixedly linked.

In order to realize the connection between handle and the housing; Preferred as further, said handle includes axle journal, and said fan blade is placed in this axle journal; Said housing is provided with the protruding neck that can match and be connected with said axle journal at said air inlet, and said handle is dismantled and is connected in the said protruding neck.

Handle can be pegged graft and is fixed in the housing; Also can link to each other through the mode of screw or bolt; For improve connection reliability and make things convenient for handle and housing between assembly and disassembly, as preferably, offer first connecting hole on the said axle journal; Offer on the said protruding neck and corresponding second connecting hole of said first connecting hole, be fixedly connected with screw in second connecting hole through being arranged in said first connecting hole between said housing and the handle.

Compared with prior art; The advantage of the utility model is: adopt the wind outlet of annulus structure; Compare with the straight tubular wind outlet of traditional lateral direction penetrating; The circle diameter that annular air outlet centered on of the utility model is more much bigger than the air outlet diameter of conventional dryers, and the area that air-flow covers is wider, and air-out efficient is high; Air inlet is vertical setting each other with air outlet, gets into the effect of the wind of hair-dryer through the hollow ring inner chamber, can obtain the air-flow of fair speed, and the wind-force that blows out through the annulus is softer, even, thereby lets the user feel more comfortable, safety.

Description of drawings

Fig. 1 is the perspective view of the utility model embodiment.

Fig. 2 is the three-dimensional exploded view of the utility model embodiment.

Fig. 3 is the cutaway view of the utility model embodiment.

Fig. 4 is a casing cutaway view shown in Figure 3.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Like Fig. 1～shown in Figure 4; The hair-dryer of present embodiment is a kind of circulation type hair-dryer; This hair-dryer includes housing 1, fan blade 2, motor 3, heater element 4 and handle 5; Wherein, heater element 4, fan blade 2 and motor 3 are arranged in the handle 5, also are provided with the switch module 6 of control motor 3 stalls and control heater element 4 on/offs on the handle 5.

The air outlet structure of present embodiment and air-out mode are different from traditional hair-dryer; Present embodiment dryer housing 1 is a cylindrical shell with hollow ring inner chamber 11; Its accumbency is above handle 5, and the hollow ring inner chamber 11 of this housing 1 is surrounded with madial wall 112 by the lateral wall 111 of housing 1, and the cross section of housing 1 can be rounded or oval-shaped ring section; Wherein, Lateral wall 111 bottoms of housing 1 vertically offer air inlet 121, and these air inlet 121 places also are formed with the protruding neck 12 that can be connected with handle 5, and complete closed connects between lateral wall 111 1 ends of housing 1 and the madial wall 112 of housing 1; Lateral wall 111 other ends of housing 1 along the axis of this housing 1 inwardly turnover and and madial wall 112 respective ends of housing 1 between at interval, the misconstruction of stack and form annulus 13; Annulus 13 promptly becomes the air outlet of housing 1, and, form the passage that is interconnected between the air inlet 121 of housing 1, air outlet and the hollow ring inner chamber 11;

The top of handle 5 forms the axle journal 51 that can insert in the protruding neck 12; Link to each other through taper surface 52 between the grip part of this axle journal 51 and handle 5, offer the air intake duct of establishing relatively with the air inlet 121 of housing 1 521 on the taper surface 52, fan blade 2 is placed in the axle journal 51 of handle 5; Fan blade 2 centers offer transmission axis hole 21; Motor 3 is arranged in the grip part of handle 5, and the output shaft 31 of motor 3 and the transmission axis hole 21 of fan blade 2 are fixedly linked and drive fan blade 2 rotations, and heater element 4 is arranged between fan blade 2 and the air outlet; Heater element 4 can adopt ceramic heating element 4, also can adopt other heater elements 4 such as heating wire.

Between handle 5 and the housing 1 for being threaded; Directly close-fitting is pegged graft fixing; In order to know in time whether both connections put in place; On the inwall of the protruding neck 12 of housing 1, also be formed with a circle internal projecting ring 122, when the axle journal 51 of handle 5 screws in the protruding neck 12 of housings 1, the top of axle journal 51 gets final product when running into internal projecting ring 122.Simultaneously in order to improve connection reliability; Handle 5 offers first connecting hole 511 on the perisporium of axle journal 51; The protruding neck 12 of housing 1 offers on perisporium and first connecting hole, 511 corresponding second connecting holes 123, can be fixedly connected with second connecting hole, 123 interior screws (bolt or rivet) through being arranged in first connecting hole 511 between housing 1 and the handle 5.

The air inlet 121 of present embodiment hair-dryer and air outlet vertical setting each other, air inlet 121, air outlet and housing 1 are one-body molded, need not during use tuyere is installed in addition, and be simple in structure; In addition, overheated in order to prevent housing 1, housing 1 can adopt exotic material to process, and has both guaranteed safe in utilizationly, can reduce heat again and distribute, and improves gas flow temperature.During use, wind blows out from annulus 13 through hollow ring inner chamber 11 after the bottom gets into housing 1 again, because air outlet is annulus 13 structures; Make that the annular diameter that air outlet surrounded is more much bigger than the diameter of traditional air outlet; Not only the speed of air-flow is high, and the area that air-flow covers is wider, has improved air-out efficient; And; Wind-force that 13 air outlets blow out from the annulus and heating power are also more even, soft, have further improved properties of product, have improved comfort and security.

Claims

1. a circulation type hair-dryer includes

Housing has air inlet and air outlet;

Heater element is arranged at the air-out position of said fan blade;

2. circulation type hair-dryer according to claim 1 is characterized in that: the cross section of said housing is rounded or oval.

3. circulation type hair-dryer according to claim 1 is characterized in that: said motor is arranged in the said handle, and said fan blade center offers the transmission axis hole, and the transmission axis hole of the output shaft of said motor and said fan blade is fixedly linked.

4. according to claim 1 or 2 or 3 described circulation type hair-dryers; It is characterized in that: said handle includes axle journal; Said fan blade is placed in this axle journal, and said housing is provided with the protruding neck that can match and be connected with said axle journal at said air inlet, and said handle is dismantled and is connected in the said protruding neck.

5. circulation type hair-dryer according to claim 4; It is characterized in that: offer first connecting hole on the said axle journal; Offer on the said protruding neck and corresponding second connecting hole of said first connecting hole, be fixedly connected with screw in second connecting hole through being arranged in said first connecting hole between said housing and the handle.