CN213428831U

CN213428831U - Light and handy portable hairdryer

Info

Publication number: CN213428831U
Application number: CN202021397736.4U
Authority: CN
Inventors: 尹晓丽; 梁星海; 李成果
Original assignee: Chinno Design Co ltd
Current assignee: Chinno Design Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-06-15
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to a light and portable electric hair drier, which comprises a shell component, an air supply component and a heating component; the method is characterized in that: the shell assembly comprises a first supporting shell and a second supporting shell which are mutually connected, and an inner cavity of the first supporting shell is communicated with an inner cavity of the second supporting shell to form an electrical cavity for accommodating the air supply assembly and/or the heating assembly; the inner cavity of the first support shell or the second support shell is provided with a central support for installing and connecting an air supply assembly; the heating assembly comprises a ventilation component with a first ventilation structure and a graphene heating body which is electrified to heat; the ventilation component is arranged at the air outlet end of the first support shell; the graphene heating body is positioned on one side or two sides of the first ventilation structure and is provided with a second ventilation structure corresponding to and communicated with the first ventilation structure; the electric chamber is communicated with the outside through the first ventilation structure and the second ventilation structure. The electric hair drier has simple and reasonable structure, reliable performance and high heating capacity.

Description

Light and handy portable hairdryer

Technical Field

The utility model relates to a household appliance, in particular to a light and portable electric hair drier.

Background

The heating principle of the traditional hair drier is that an electric heating wire heats, and the heating mode has at least the following defects: the heating efficiency is low, the energy consumption is high, the heating element is easy to damage, and the peculiar smell is heavy; in addition, in order to improve the heating value, the volume of the heating wire is generally designed to be larger, so that the whole volume of the hair drier is larger, and the hair drier is not beneficial to being taken outside; in order to overcome the defects of the traditional electric hair dryer, the electric hair dryer which replaces an electric heating wire with graphene appears on the market, and although the electric hair dryer can solve the problems of large volume, high energy consumption and the like, the novel problems of low heating efficiency, insufficient heat and the like are caused because the arrangement structure of the graphene in the traditional electric hair dryer is not reasonable; in addition, the installation and fixation of the existing hair dryer need to involve a plurality of fastening units, which causes troublesome operation and high cost.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a light and handy hairdryer, its simple structure is reasonable, the dependable performance, the heat yield is high.

The purpose of the utility model is realized like this:

a light and portable electric hair drier comprises a shell component, an air supply component and a heating component, wherein the air supply component and the heating component are respectively arranged on the shell component; the method is characterized in that: the shell assembly comprises a first supporting shell and a second supporting shell which are mutually connected, and an inner cavity of the first supporting shell is communicated with an inner cavity of the second supporting shell to form an electrical cavity for accommodating the air supply assembly and/or the heating assembly; the inner cavity of the first support shell or the second support shell is provided with a central support for installing and connecting an air supply assembly; the heating assembly comprises a ventilation component with a first ventilation structure and a graphene heating body which is electrified to heat; the ventilation component is arranged at the air outlet end of the first support shell; the graphene heating body is positioned on one side or two sides of the first ventilation structure, and is provided with a second ventilation structure corresponding to and communicated with the first ventilation structure; the electric cavity is communicated with the outside through the first ventilation structure and the second ventilation structure.

The first ventilation structure comprises a plurality of first honeycomb holes; the second ventilation structure comprises a plurality of second honeycomb holes, and the first honeycomb holes are in one-to-one correspondence with the second honeycomb holes and communicated with the second honeycomb holes.

The central support is integrally formed in the inner cavity of the second support shell; the air outlet end of the second support shell is spliced with the air inlet end of the first support shell; a support frame is arranged between the central bracket and the ventilation component; the air supply assembly comprises an air supply motor and air supply blades, the air supply blades are in transmission connection with a motor shaft of the air supply motor, the air supply motor is assembled on the central support, and the air supply blades are rotatably located on the air inlet side of the second support shell.

The central support is connected with the inner wall of the second supporting shell through a plurality of middle ribs; the central bracket is provided with a plurality of slot positions for inserting the supporting frame; an isolation component is arranged between the support frame and the ventilation component and abuts against the ventilation component through the isolation component.

The shell assembly further comprises a second outer shell coated on the outer side of the second supporting shell, and the second outer shell is provided with a guide rib, a first buckling groove and a limiting rib; the second support shell is provided with a guide groove and a first buckling position, the guide rib is in sliding fit with the guide groove, the first buckling groove is buckled with the first buckling position, and the limiting rib is in limiting action on the end part of the second support shell.

The shell assembly further comprises a second end cover arranged at the air inlet end of the second supporting shell, and a third ventilation structure and a second buckling position which are communicated with the electric cavity are arranged on the second end cover; and a second fastening groove is arranged on the second outer shell and is fastened with the second fastening position.

The shell assembly further comprises a middle shell coated on the outer side of the first supporting shell, and a first positioning groove, a third buckling position and a second positioning groove are formed in the middle shell; the second outer shell is provided with a first positioning boss and a retaining ring, the first positioning boss is embedded into the first positioning groove, and the third retaining position is buckled with the retaining ring; and a second positioning boss is arranged on the first support shell and embedded into the second positioning groove.

The shell assembly further comprises a first end cover arranged at the air outlet end of the first supporting shell, and a third positioning boss and a fourth buckling position are arranged on the first end cover; a fourth buckling groove is formed in the middle shell, and the fourth buckling position is buckled with the fourth buckling groove; and a third positioning groove is formed in the first supporting shell and/or the heating assembly, and a third positioning boss is embedded into the third positioning groove.

The shell assembly further comprises a first shell body coated on the outer side of the middle shell body, and a first inserting convex block and a second inserting groove hole are formed in the first shell body; the middle shell is provided with a first inserting slot hole, and the retaining ring is used for inserting the first inserting lug into the first inserting slot hole; and the first end cover is provided with a second inserting convex block which is inserted with the second inserting groove hole.

And a heat insulation layer is arranged on the inner wall of the electric cavity.

The utility model has the advantages as follows:

this hairdryer chooses for use the graphite alkene heat-generating body to replace traditional heating wire, and the graphite alkene heat-generating body sets up on the part of ventilating, be provided with the ventilation structure on ventilation part and the graphite alkene heat-generating body respectively, the reposition of redundant personnel can be broken up with the air current to the ventilation structure, it is more even to make the air-out effect, and the graphite alkene heat-generating body can divide into a plurality of and carry out the even heating to the process air current, make the air current can accomplish the heating in short stroke distance, on the basis of effectively guaranteeing the heating effect, the stroke of reducible air current, and then can reduce the whole volume of hairdryer, make it lightly portable. In addition, in the electric hair drier, the shell and the shell can be assembled and connected with each other in a self-locking mode and the like, the electric hair drier is convenient and quick to operate, stable and reliable in structure, low in cost due to the fact that fastening units are saved, and attractive and elegant in appearance due to the fact that no screw holes are formed in the surface of the electric hair drier.

Drawings

Fig. 1 is an assembly view of the hair dryer according to an embodiment of the present invention.

Fig. 2 is an exploded view of the hair dryer in an embodiment of the present invention.

Fig. 3 and 4 are sectional views of the hair dryer in different directions according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the first end cap according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of the first outer housing according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of the first support housing according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of the middle housing according to an embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a second housing according to an embodiment of the present invention.

Fig. 10 is a schematic structural diagram of a second supporting housing according to an embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a second end cap according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-6, the light and portable electric hair dryer comprises a shell component, a handle component 18, an air supply component and a heating component, wherein the air supply component and the heating component are respectively arranged on the shell component; the shell assembly comprises a first supporting shell 3 and a second supporting shell 15 which are mutually inserted, the first supporting shell 3 and the second supporting shell 15 are respectively in a sleeve shape, and the inner cavity of the first supporting shell 3 is communicated with the inner cavity of the second supporting shell 15 to form an electrical cavity D for accommodating the air supply assembly and the heating assembly; a central bracket 1501 used for installing and connecting an air supply assembly is arranged in the inner cavity of the second supporting shell 15; the heating component comprises a ventilation part 7 with a first ventilation structure and a graphene heating body 8 which is electrified to heat; the ventilation component 7 is arranged at the air outlet end of the first support shell 3; the graphene heating body 8 is positioned on one side or two sides of the first ventilation structure, and the graphene heating body 8 is provided with a second ventilation structure corresponding to and communicated with the first ventilation structure; the electric cavity D is communicated with the outside through the first ventilation structure and the second ventilation structure. This hairdryer during operation, air supply assembly operation make electric chamber D produce the negative pressure, and the electric chamber D is inhaled through the air inlet end of second support casing 3 to the outside air, and the air current is hot-blast after air supply assembly and the heating element in proper order, and is heated by the heating element, finally blows off through the air-out end of first support casing 3. This hairdryer chooses for use graphite alkene heat-generating body 8 to replace traditional heating wire, and graphite alkene heat-generating body 8 sets up on ventilation part 7, be provided with the ventilation structure on ventilation part 7 and the graphite alkene heat-generating body 8 respectively, the reposition of redundant personnel can be broken up with the air current to the ventilation structure, it is more even to make the air-out effect, and graphite alkene heat-generating body 8 can divide into a plurality of and carry out the even heating to the process air current, make the air current can accomplish the heating in short stroke distance, on the basis of effectively guaranteeing the heating effect, the stroke of reducible air current, and then can reduce the whole volume of hairdryer, make it lightly portable.

Further, the first ventilation structure comprises a number of first honeycomb holes 701; the second ventilation structure comprises a plurality of second honeycomb holes 801, and the first honeycomb holes 701 are in one-to-one correspondence with and communicated with the second honeycomb holes 801; the ventilation member 7 is made of a high temperature resistant ceramic material. It is thus clear that the ventilation structure that this embodiment relates to is with honeycomb setting, breaks up the reposition of redundant personnel to the air current, can effectively promote heating efficiency, makes air-out effect and heating effect even, guarantees air heating to appointed temperature in short stroke distance, effectively reduces the whole volume of hairdryer.

Further, the central support 1501 is integrally formed in the inner cavity of the second support housing 15, and the central support 1501 is located on the axis of the second support housing 15; the air outlet end of the second supporting shell 15 is spliced with the air inlet end of the first supporting shell 3; a support frame 10 is arranged between the central bracket 1501 and the ventilation component 7; the air supply assembly comprises an air supply motor 11 and air supply blades 12, the air supply blades 12 are in transmission connection with a motor shaft of the air supply motor 11, the air supply motor 11 is assembled in the central support 1501, the air supply blades 12 are rotatably located on the air inlet side of the second support shell 15, and the air supply motor 11 is located in the air supply direction so as to radiate the air supply motor 11 while working.

Further, the peripheral side of the central support 1501 is radially connected to the inner wall of the second support housing 15 by a plurality of intermediate ribs 1502; the central support 1501 is provided with a plurality of slots 1503 for inserting the support frame 10, so that the central support 1501 is stably connected with the support frame 10; an isolation component 9 is arranged between the support frame 10 and the ventilation component 7, and the isolation component 9 abuts against the ventilation component 7 through the isolation component 9, so that the internal structure is more stable and reliable; the supporting frame 10 is a bracket with a cross section in a shape like a Chinese character 'mi', and the structural shape of the isolation part 9 is matched with the supporting frame 10.

Further, the housing assembly further includes a second outer housing 14 covering the outer side of the second supporting housing 15 (the second outer housing 14 is sleeved on the outer side of the second supporting housing 15), and the second outer housing 14 is connected to the handle assembly 18; a guide rib 1401, a first buckling groove 1402 and a limiting rib 1403 are integrally formed on the inner side wall of the second outer shell 14, and the guide rib 1401 and the limiting rib 1403 extend axially respectively; the outer side wall of the second support housing 15 is integrally formed with a guide groove 1504 and a first buckle position 1505, the guide rib 1401 and the guide groove 1504 are mutually matched in a sliding manner to guide the axis of the second support housing 15 to slide into the inner cavity of the second housing 14, the first buckle groove 1402 and the first buckle position 1505 are buckled to position one end of the second support housing 15, and the limit rib 1403 is limited to act on the end of the second support housing 15 to limit the other end of the second support housing 15.

Further, the housing assembly further includes a second end cover 17 disposed at the air inlet end of the second supporting housing 15, and a third ventilation structure 1701 and a second fastening position 1702 communicating with the electrical cavity D are integrally formed on the second end cover 17; the third gout structure 1701 is an irregular through hole; the inner sidewall of the second housing 14 is integrally formed with a second slot 1404, and the second slot 1404 is engaged with the second fastening position 1702. The air inlet end of the second supporting shell 15 is also provided with a screen component 16, a second end cover 17 covers the outer side of the screen component 16, and a gasket 13 is arranged between the end surface of the screen component 16 and the end surface of the second supporting shell 15.

Further, the housing assembly further comprises a middle housing 4 wrapping the outer side of the first supporting housing 3, and a first positioning groove 401, a third buckling position 402 and a second positioning groove 403 are integrally formed on the middle housing 4; a first positioning boss 1405 and a retaining ring 1406 are integrally formed on one end face of the second outer shell 14, the first positioning boss 1405 is embedded in the first positioning groove 401 to circumferentially position the middle shell 4 and the second outer shell 14, and the third retaining ring 402 is buckled with the retaining ring 1406; the outer side wall of the first support housing 3 is integrally formed with a second positioning boss 301, and the second positioning boss 301 is embedded into the second positioning groove 403, so that the middle housing 4 and the first support housing 3 are circumferentially positioned.

Furthermore, the shell assembly further comprises a first end cover 1 arranged at the air outlet end of the first supporting shell 3, and a third positioning boss 101 and a fourth buckling position 102 are integrally formed on one end face of the first end cover 1; a fourth buckle slot 404 is integrally formed on one end face of the middle shell 4, and the fourth buckle position 102 is buckled with the fourth buckle slot 404; third positioning grooves (302, 802) are respectively formed in the first supporting shell 3 and the graphene heating element 8 in the heating assembly in an integrated manner, and the third positioning boss 101 is embedded into the third positioning grooves (302, 802).

Further, the shell assembly further comprises a first outer shell 2 wrapped outside the middle shell 4, and the first outer shell 2 is made of a silica gel material; a first plug-in lug 201 and a second plug-in slot 202 are integrally formed on the first outer shell 2; the middle shell 4 is provided with a first inserting slot 405, the first inserting slot 405 is arranged on the third buckling position 402, and the retaining ring 1406 acts on the first inserting lug 201 to be radially inserted into the first inserting slot 405; a second plug-in projection 103 is integrally formed on an end surface of the first end cover 1, and the second plug-in projection 103 is axially plugged into the second plug-in slot 202.

Furthermore, a heat insulation layer is arranged on the inner wall of the electric cavity D, so that heat in the electric cavity D can be effectively prevented from being dissipated through the heat insulation layer, and scalding accidents caused by overhigh surface temperature of the electric hair drier can be avoided; the heat insulation layer according to the present embodiment includes a first heat insulation layer 5 and a second heat insulation layer 6 respectively disposed on the inner side wall of the first support housing 3.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A light and portable electric hair drier comprises a shell component, an air supply component and a heating component, wherein the air supply component and the heating component are respectively arranged on the shell component; the method is characterized in that: the shell assembly comprises a first supporting shell (3) and a second supporting shell (15) which are mutually connected, and the inner cavity of the first supporting shell (3) is communicated with the inner cavity of the second supporting shell (15) to form an electric cavity (D) for accommodating the air supply assembly and/or the heating assembly; a central bracket (1501) used for installing and connecting an air supply assembly is arranged in the inner cavity of the first support shell (3) or the second support shell (15); the heating component comprises a ventilation component (7) with a first ventilation structure and a graphene heating body (8) which is electrified to heat; the ventilation component (7) is arranged at the air outlet end of the first support shell (3); the graphene heating bodies (8) are positioned on one side or two sides of the first ventilation structure, and the graphene heating bodies (8) are provided with second ventilation structures corresponding to and communicated with the first ventilation structure; the electric cavity (D) is communicated with the outside through the first ventilation structure and the second ventilation structure.

2. A light and portable hair dryer according to claim 1, characterized in that: the first ventilation structure comprises a number of first honeycomb holes (701); the second ventilation structure comprises a plurality of second honeycomb holes (801), and the first honeycomb holes (701) are in one-to-one correspondence with the second honeycomb holes (801) and are communicated with the second honeycomb holes.

3. A light and portable hair dryer according to claim 1, characterized in that: the central support (1501) is integrally formed in the inner cavity of the second support shell (15); the air outlet end of the second supporting shell (15) is spliced with the air inlet end of the first supporting shell (3); a support frame (10) is arranged between the central bracket (1501) and the ventilation component (7); the air supply assembly comprises an air supply motor (11) and air supply blades (12), the air supply blades (12) are in transmission connection with a motor shaft of the air supply motor (11), the air supply motor (11) is assembled on the central support (1501), and the air supply blades (12) are rotatably located on the air inlet side of the second support shell (15).

4. A light and portable hair dryer according to claim 3, characterized in that: the central bracket (1501) is connected with the inner wall of the second supporting shell (15) through a plurality of middle ribs (1502); the central support (1501) is provided with a plurality of slot positions (1503) for inserting the support frame (10); an isolation component (9) is arranged between the support frame (10) and the ventilation component (7), and the isolation component (9) is propped against the ventilation component (7) through the isolation component (9).

5. A light and portable hair dryer according to claim 1, characterized in that: the shell assembly further comprises a second outer shell (14) wrapping the outer side of the second supporting shell (15), and guide ribs (1401), first buckling grooves (1402) and limiting ribs (1403) are arranged on the second outer shell (14); the second support shell (15) is provided with a guide groove (1504) and a first buckling position (1505), the guide rib (1401) and the guide groove (1504) are in sliding fit with each other, the first buckling groove (1402) and the first buckling position (1505) are buckled with each other, and the limiting rib (1403) is limited to act on the end of the second support shell (15).

6. A light and portable hair dryer according to claim 5, characterized in that: the shell assembly further comprises a second end cover (17) arranged at the air inlet end of the second supporting shell (15), and a third ventilation structure (1701) and a second buckling position (1702) which are communicated with the electric cavity (D) are arranged on the second end cover (17); and a second buckling groove (1404) is formed in the second outer shell (14), and the second buckling groove (1404) is buckled with the second buckling position (1702).

7. A light and portable hair dryer according to claim 5, characterized in that: the shell assembly further comprises a middle shell (4) coated on the outer side of the first supporting shell (3), and a first positioning groove (401), a third buckling position (402) and a second positioning groove (403) are formed in the middle shell (4); a first positioning boss (1405) and a retaining ring (1406) are arranged on the second outer shell (14), the first positioning boss (1405) is embedded into the first positioning groove (401), and the third retaining ring (402) is buckled with the retaining ring (1406); and a second positioning boss (301) is arranged on the first support shell (3), and the second positioning boss (301) is embedded into the second positioning groove (403).

8. A light and portable hair dryer according to claim 7, characterized in that: the shell assembly further comprises a first end cover (1) arranged at the air outlet end of the first supporting shell (3), and a third positioning boss (101) and a fourth buckling position (102) are arranged on the first end cover (1); a fourth buckling groove (404) is formed in the middle shell (4), and the fourth buckling position (102) is buckled with the fourth buckling groove (404); and a third positioning groove is formed in the first supporting shell (3) and/or the heating component, and a third positioning boss (101) is embedded into the third positioning groove.

9. A light and portable hair dryer according to claim 8, characterized in that: the shell assembly further comprises a first outer shell (2) coated on the outer side of the middle shell (4), and a first inserting convex block (201) and a second inserting groove hole (202) are arranged on the first outer shell (2); a first inserting slot hole (405) is formed in the middle shell (4), and the retaining ring (1406) is used for inserting the first inserting lug (201) into the first inserting slot hole (405); the first end cover (1) is provided with a second inserting and connecting lug (103), and the second inserting and connecting lug (103) is inserted and connected with the second inserting and connecting slot hole (202).

10. A light and portable hair dryer according to claim 1, characterized in that: and a heat insulation layer is arranged on the inner wall of the electric cavity (D).