CN214547866U

CN214547866U - Heat dissipation structure of hair drier

Info

Publication number: CN214547866U
Application number: CN202120512306.0U
Authority: CN
Inventors: 朱明�; 姚志祥
Original assignee: Dongguan Dongjing Electrical Appliance Co ltd
Current assignee: Dongguan Dongjing Electrical Appliance Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-02
Anticipated expiration: 2031-03-10
Also published as: WO2022188520A1; JP3236987U

Abstract

The utility model relates to a heat dissipation structure of a hair drier, which comprises a shell, a barrel body and a handle component; the cylinder body is connected with the shell, and the handle assembly is connected with the cylinder body and the shell; the rear end of stack shell is equipped with motor element, and motor element's front end is equipped with the wind channel, and the lower extreme in wind channel is equipped with ventilative hole, and ventilative hole still is connected with the induced duct, and in the induced duct lower extreme extended to handle element, handle element included the handle shell of being connected with the shell, and the handle portion of being connected with the stack shell, and the lower extreme of handle portion is equipped with the thermovent that corresponds to the induced duct. The utility model discloses make the wind that motor element blew off have partly through ventilative hole, and induced duct reposition of redundant personnel to the handle assembly in, give the inside heat dissipation cooling of handle assembly, then blow away wind through the thermovent, reduced the temperature of handle shell effectively, solved the user and experienced the problem of scalding the hand even of experiencing in the use, improved and used and experienced, the practicality is strong, can satisfy the demand better.

Description

Heat dissipation structure of hair drier

Technical Field

The utility model relates to a hair-dryer heat dissipation technical field, more specifically say and indicate a hair-dryer heat radiation structure.

Background

The hair dryer is a small household appliance with very high use frequency in daily life, is mainly used for drying and shaping hair, but the hair dryer is more and more miniaturized, so that a PCB (printed circuit board) is insufficient in the internal installation space of the hair dryer and difficult to radiate heat, the temperature of a power element is too high, and the heat is transferred to a shell, and a user feels too hot and even scalds hands.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a hair-dryer heat radiation structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat dissipation structure of a blower comprises a shell, a barrel body and a handle assembly; the cylinder body is connected with the shell, and the handle assembly is connected with the cylinder body and the shell; the rear end of stack shell is equipped with motor element, motor element's front end is equipped with the wind channel, the lower extreme in wind channel is equipped with ventilative hole, ventilative hole still is connected with the induced duct, the induced duct lower extreme extends to in the handle assembly, the handle assembly include with the handle shell that the shell is connected, and with the handle portion that the stack shell is connected, the lower extreme of handle portion be equipped with corresponding to the thermovent of induced duct.

The further technical scheme is as follows: the handle part comprises a PCB plate, a bottom shell and a power line; the upper end of the PCB is connected with the cylinder body, the bottom shell is connected with the lower end of the PCB, the upper end of the power line penetrates through the bottom shell to be connected with the PCB, and the heat dissipation port is formed in the bottom shell.

The further technical scheme is as follows: the heat dissipation opening is annular.

The further technical scheme is as follows: the power line is embedded with the bottom shell.

The further technical scheme is as follows: and the PCB is provided with a plurality of power elements.

The further technical scheme is as follows: the handle shell comprises a left handle shell and a right handle shell; the left handle shell and the right handle shell are both connected with the PCB.

The further technical scheme is as follows: the left handle shell and the right handle shell are connected through screws.

The further technical scheme is as follows: the handle shell is clamped with the shell.

The further technical scheme is as follows: the induced draft tube is L-shaped.

The further technical scheme is as follows: the induced draft pipe is sleeved with the ventilation hole.

Compared with the prior art, the utility model beneficial effect be: the handle assembly is connected with the barrel body and the shell through the barrel body, the motor assembly is arranged at the rear end of the barrel body, an air duct is arranged at the front end of the motor assembly, an air ventilation hole is formed in the lower end of the air duct, an induced duct is further connected with the air ventilation hole, the lower end of the induced duct extends into the handle assembly, the handle assembly comprises a handle shell connected with the shell and a handle portion connected with the barrel body, and a heat dissipation port corresponding to the induced duct is formed in the lower end of the handle portion; make the wind that motor element blew off have some to be shunted to handle element in through ventilative hole and induced duct, for the inside heat dissipation cooling of handle element, then blow away wind through the thermovent, reduced the temperature of handle shell effectively, solved the user and experienced the problem of scalding even the hand of overheated experience in the use, improved and used and experienced, the practicality is strong, can satisfy the demand better.

The invention is further described with reference to the accompanying drawings and specific embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic view of a heat dissipation structure of a hair dryer of the present invention;

fig. 2 is a schematic structural view of the barrel of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

As shown in fig. 1 to 2, the present invention discloses a heat dissipation structure for a hair dryer, which comprises a housing 10, a barrel 20, and a handle assembly 30; the cylinder 20 is connected with the shell 10, and the handle assembly 30 is connected with the cylinder 20 and the shell 10; the rear end of stack shell 20 is equipped with motor element 21, motor element 21's front end is equipped with wind channel 22, wind channel 22's lower extreme is equipped with ventilative hole 23, ventilative hole 23 still is connected with induced duct 24, induced duct 24 lower extreme extends to in the handle assembly 30, handle assembly 30 include with the handle shell 31 that shell 10 is connected, and with the handle portion 32 that stack shell 20 is connected, the lower extreme of handle portion 32 is equipped with corresponding to induced duct 24's thermovent 321.

As shown in fig. 1, the handle portion 32 includes a PCB 322, a bottom case 323, and a power cord 324; the upper end of PCB board 322 with stack shell 20 is connected, bottom shell 323 with PCB board 322 lower extreme is connected, the upper end of power cord 324 passes bottom shell 323 with PCB board 322 is connected, thermovent 321 is located on the bottom shell 323, compact structure, saving space, and be convenient for dispel the heat.

In the present embodiment, the heat dissipating opening 321 is in a ring shape, so that the heat dissipating efficiency is high, and the speed is high.

The power line 324 is embedded in the bottom case 323, so that the connection is firm, the assembly and the disassembly are convenient, and the production cost is low.

In this embodiment, the PCB 322 is provided with a plurality of power elements 3221, so that space is saved and heat dissipation is facilitated.

Wherein, as shown in fig. 1, the handle case 31 includes a left handle case 311 and a right handle case 312; the left handle shell 311 and the right handle shell 312 are both connected with the PCB 322 to play roles of fixing protection and increasing strength.

The left handle shell 311 and the right handle shell 312 are connected through screws, and are firmly connected and convenient to disassemble and assemble.

The barrel body 20 is connected with the shell 10 through screws, and is firmly connected and convenient to disassemble and assemble.

The handle shell 31 is clamped with the shell 10, and is firm in connection and strong in sealing performance.

In this embodiment, the induced draft tube 24 is L-shaped, so that the installation is facilitated, the space is saved, and the strength is high.

The induced draft pipe 24 is sleeved with the ventilation hole 23, is firmly connected, is not easy to fall off, and is convenient to install.

The utility model discloses make the wind that motor element blew off have partly through ventilative hole, and induced duct reposition of redundant personnel to the handle assembly in, give the inside heat dissipation cooling of handle assembly, then blow away wind through the thermovent, reduced the temperature of handle shell effectively, solved the user and experienced the problem of scalding the hand even of experiencing in the use, improved and used and experienced, the practicality is strong, can satisfy the demand better.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. A heat dissipation structure of a blower is characterized by comprising a shell, a barrel body and a handle assembly; the cylinder body is connected with the shell, and the handle assembly is connected with the cylinder body and the shell; the rear end of stack shell is equipped with motor element, motor element's front end is equipped with the wind channel, the lower extreme in wind channel is equipped with ventilative hole, ventilative hole still is connected with the induced duct, the induced duct lower extreme extends to in the handle assembly, the handle assembly include with the handle shell that the shell is connected, and with the handle portion that the stack shell is connected, the lower extreme of handle portion be equipped with corresponding to the thermovent of induced duct.

2. The heat dissipating structure of a hair dryer as claimed in claim 1, wherein said handle portion comprises a PCB board, a bottom case, and a power cord; the upper end of the PCB is connected with the cylinder body, the bottom shell is connected with the lower end of the PCB, the upper end of the power line penetrates through the bottom shell to be connected with the PCB, and the heat dissipation port is formed in the bottom shell.

3. A heat dissipating structure for a hair dryer as claimed in claim 2, wherein said heat dissipating port is annular in shape.

4. A heat dissipating structure for a hair dryer as claimed in claim 2, wherein said power cord is engaged with said bottom housing.

5. A heat dissipating structure for a hair dryer as claimed in claim 2, wherein said PCB board has a plurality of power components thereon.

6. A heat dissipating structure for a hair dryer as claimed in claim 2, wherein said handle housing comprises a left handle housing and a right handle housing; the left handle shell and the right handle shell are both connected with the PCB.

7. The heat dissipating structure of a hair dryer as claimed in claim 6, wherein said left and right handle shells are connected by screws.

8. The heat dissipating structure of a hair dryer as set forth in claim 1, wherein said handle housing is snap-fitted to said housing.

9. A heat dissipating structure for a hair dryer as claimed in claim 1, wherein said air inducing duct is L-shaped.

10. The heat dissipating structure of a hair dryer as claimed in claim 1, wherein said air guiding duct is fitted in said ventilation hole.