CN217243023U

CN217243023U - Hair drier

Info

Publication number: CN217243023U
Application number: CN202220536379.8U
Authority: CN
Inventors: 舒超民
Original assignee: Dreame Innovation Technology Suzhou Co Ltd
Current assignee: Dreame Innovation Technology Suzhou Co Ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-08-23
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to a hair drier, include: the shell comprises a holding shell and an air duct shell communicated with the holding shell; the holding shell is provided with an air inlet, and the air duct shell is provided with an air outlet; the driving assembly is arranged in the holding shell and comprises an airflow generating piece suitable for generating airflow and a driving plate connected with the airflow generating piece; and the driving plate is arranged close to the air inlet, and the airflow generating piece is positioned above the driving plate in the height direction of the holding shell. The driving plate is arranged close to the air inlet, so that the driving plate enters the holding shell from the air inlet and then passes through the driving plate, the heat of the driving plate is taken away, and the heat dissipation effect of the driving plate is improved; on the other hand, through taking place the piece setting in the top of drive plate with the air current to make from the air intake get into the air current of gripping in the casing earlier through the drive plate, take place the piece through the air current again, take place the hot gas flow behind the piece through the drive plate in order to prevent that the air current from taking place the piece through the air current, with this radiating effect that further improves the drive plate.

Description

Hair drier

Technical Field

The utility model relates to a hair drier belongs to fan technical field.

Background

The hair dryer is a common washing and protecting tool, is small in size and high in wind power, and can easily achieve the wind power required by a user.

In the prior art, a hair dryer generally includes an air duct, a holding portion, a heating member, an airflow generating member, a driving plate, and the like. The driving board is arranged at the tail part of the air duct, so that the heat dissipation effect of the driving board is poor; on the other hand, with the drive plate setting at the dryer afterbody, still can make the weight of whole hair-dryer concentrate on the dryer, lead to whole hair-dryer focus unstable when taking, make the user hold and feel not good.

Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hair-dryer that heat dissipation is fast, focus is steady, the sense preferred grips.

The utility model aims at realizing through the following technical scheme: a hair dryer, comprising:

the casing comprises a holding casing and an air duct casing communicated with the holding casing; the holding shell is provided with an air inlet, and the air duct shell is provided with an air outlet;

the driving assembly is arranged in the holding shell and comprises an airflow generating piece suitable for generating airflow and a driving plate connected with the airflow generating piece; and

the drive plate is arranged close to the air inlet, and the airflow generating piece is located above the drive plate in the height direction of the holding shell.

Optionally, in the blower described above, the holding casing has an installation opening communicated with the air duct casing, and the air inlet is disposed at one end of the holding casing far from the installation opening;

at least part of the driving plate is arranged at the air inlet.

Optionally, in the blower described above, the holding casing has a side wall, and the air inlet is formed in the side wall;

in the height direction of the holding shell, the bottom end of the driving plate is higher than the bottom end of the air inlet, or the bottom end of the driving plate is flush with the bottom end of the air inlet.

Optionally, in the blower described above, the holding casing has a bottom wall, and the air inlet is formed in the bottom wall;

the bottom end of the driving plate is in contact with the air inlet, or a distance exists between the bottom end of the driving plate and the air inlet.

Optionally, in the blower described above, the holding casing is provided with a plurality of through holes, and the plurality of through holes are used as the air inlet.

Optionally, in the blower described above, the blower further includes a filter disposed at the air inlet.

Optionally, in the blower, a center line of the airflow generating part and a center line of the holding shell tend to coincide or coincide.

Optionally, in the blower described above, the blower further includes a heating element located between the air inlet and the air outlet, and at least a portion of the heating element is disposed in the grip housing.

Optionally, in the blower as above, the blower further includes a heating element located between the air inlet and the air outlet, and the heating element is disposed in the air duct housing.

Optionally, in the blower described above, the blower further includes a fixing member disposed in the air duct housing, an annular cavity is formed between the fixing member and the air duct housing, and the annular cavity communicates the air inlet and the air outlet;

the heating member is sleeved on the fixing member and is located in the annular cavity.

Compared with the prior art, the utility model discloses following beneficial effect has: the driving plate is arranged close to the air inlet, so that the driving plate enters the holding shell from the air inlet and then passes through the driving plate, the heat of the driving plate is taken away, and the heat dissipation effect of the driving plate is improved;

on the other hand, the airflow generating piece is arranged above the driving plate, so that the airflow entering the holding shell from the air inlet firstly passes through the driving plate and then passes through the airflow generating piece, the hot airflow passing through the airflow generating piece is prevented from passing through the driving plate, and the heat dissipation effect of the driving plate is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described 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 creative efforts.

Fig. 1 is a schematic structural view of a blower according to an embodiment of the present invention;

figure 2 is a cross-sectional view of the blower of figure 1;

figure 3 is an enlarged view of a portion of the blower shown in figure 2;

figure 4 is a cross-sectional view of a blower according to another embodiment of the present invention.

Description of reference numerals:

1-shell, 11-holding shell, 111-air inlet, 112-side wall, 113-bottom wall, 12-air duct shell and 121-air outlet;

2-a drive assembly, 21-an airflow generating member, 22-a drive plate;

3-a heating element;

4-a fixing piece;

5-an annular cavity;

6-wind shield, 61-body, 62-extension, 63-connection.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

Example 1

Referring to fig. 1, a hair dryer according to a preferred embodiment of the present invention is suitable for drying hair, clothes, and the like, and the application thereof is not limited herein.

The hair dryer comprises a machine shell 1 and a driving component 2 arranged in the machine shell 1. The casing 1 includes a holding casing 11 for a user to hold and an air duct casing 12 communicated with the holding casing 11.

The grip housing 11 has an air inlet 111, and the air duct housing 12 has an air outlet 121. Wherein, the holding shell 11 has a mounting opening (not numbered) communicated with the air duct shell 12, and the air inlet 111 is disposed at one end of the holding shell 11 far away from the mounting opening, so that air outside the hair dryer can enter into the holding shell 11 through the air inlet 111 and pass through the driving assembly 2 to take away heat generated by the driving assembly 2 and flow out from the air outlet 121. It should be noted that, in this embodiment, the driving assembly 2 is disposed in the holding casing 11, so that the center of gravity of the whole hair dryer falls on the holding casing 11, thereby making the taking more labor-saving for the user, and improving the use experience of the user.

In this embodiment, the hair dryer further includes a filter (not shown) disposed at the air inlet 111 to prevent foreign matters in the outside air from entering the grip housing 11. Specifically, the filter element is disposed in the holding housing 11 and attached to the air inlet 111, or disposed outside the holding housing 11 and attached to the air inlet 111, so as to filter the outside air, which is not limited herein. The holding shell 11 is further provided with a plurality of through holes, and the plurality of through holes are used as the air inlets 111, so that air outside the hair dryer enters the holding shell 11 after passing through the filter element through the plurality of through holes. In this embodiment, the filter member may be a metal grid or a filter screen.

Referring to fig. 2, the driving assembly 2 includes an airflow generating member 21, and the airflow generating member 21 is adapted to generate an airflow to draw the external air into the grip housing 11 through the air inlet 111. Specifically, the airflow generating member 21 includes a motor and an impeller connected to the motor. Specifically, the impeller is disposed below the motor and connected to an output shaft of the motor, so that the motor rotates and drives the impeller to rotate to generate a suction force, and then external air is sucked into the holding casing 11 through the air inlet. It should be noted that, in the present embodiment, the center line of the airflow generating member 21 and the center line of the grip housing 11 tend to coincide or coincide, so that the overall center of gravity of the hair dryer is more stable, preventing the user from weighing when taking the hair dryer. In other embodiments, the airflow generating member 21 may also be a fan, that is, a motor and an impeller are integrally provided, and the like, and the fan is not particularly limited as long as the above-mentioned effects can be produced.

The hair dryer further comprises a plurality of mounting pieces (not shown) connected with the holding shell 11, mounting cavities (not numbered) are formed among the mounting pieces, and air flow channels are formed between two adjacent mounting pieces. The airflow generating member 21 is installed in the installation cavity to prevent the airflow generating member 21 from shaking; the air entering from the air inlet 111 enters into the air duct housing 12 through the airflow channel and flows out from the air outlet 121. In this embodiment, the position of the mounting member does not interfere with the position of the impeller.

The driving assembly 2 further includes a driving plate 22 connected to the airflow generating member 21, and the driving plate 22 is disposed near the air inlet 111. Wherein, the driving board 22 is provided with a plurality of components and devices, and the existing program is arranged in the components and devices to drive the airflow generating component 21 to work. It should be noted that, in this embodiment, the driving plate 22 is disposed near the air inlet 111, and the driving plate 22 is disposed near the air inlet 111 relative to the airflow generating member 21.

Specifically, at least part of the driving board 22 is disposed at the air inlet 111, so that the air outside the hair dryer enters the holding housing 11 from the air inlet 111 under the action of the airflow generating member 21, and the external air directly passes through the driving board 22 in operation, so as to take away the heat generated by the driving board 22 and flow out from the air outlet 121, thereby increasing the heat dissipation effect of the heat dissipation plate. It should be noted that, in the embodiment, in the height direction of the holding housing 11, the airflow generating element 21 is located above the driving plate 22, so that the airflow entering the holding housing 11 from the air inlet 111 can pass through the driving plate 22 first and then the airflow generating element 21, so as to prevent the hot airflow after the airflow passes through the airflow generating element 21 from passing through the driving plate 22, thereby further improving the heat dissipation effect of the heat dissipation plate.

In this embodiment, the grip housing 11 has a side wall 112, and the air inlet 111 is formed on the side wall 112. In the direction of height of holding casing 11, the bottom of drive plate 22 is higher than the bottom setting of air intake 111, or the bottom of drive plate 22 flushes with the bottom of air intake 111 and sets up to make the air that gets into from air intake 111 can pass through whole drive plate 22, with this area of contact between increase drive plate 22 and the air, thereby accelerate drive plate 22's heat dissipation, improve the radiating effect. In other embodiments, the grip housing 11 has a bottom wall 113, and the air inlet 111 is formed in the bottom wall 113. At this time, the bottom end of the driving plate 22 contacts the air inlet 111 or a certain distance exists between the bottom end of the driving plate 22 and the air inlet 111. Air outside the blower enters the grip housing 11 through the air inlet 111, and flows through the entire driving plate 22 to take away heat generated by the driving plate 22 and then flows out of the air outlet 121.

Referring to fig. 2 and 3, the hair dryer further includes a heating component 3, the heating component 3 is adapted to heat the air around the heating component, wherein the heating component 3 is disposed between the air inlet 111 and the air outlet 121, so that the air outside the hair dryer enters the interior of the machine casing 1 through the air inlet under the action of the airflow generating component 21, and flows through the heating component 3 to heat the air around the air, and the heated air flows out from the air outlet 121, so that the user can obtain the required hot air to air or dry the target object.

Referring to fig. 4, in one embodiment, at least a part of the heating member 3 is disposed in the holding housing 11, that is, the heating member 3, the airflow generating device and the driving plate 22 are sequentially arranged from top to bottom in the height direction of the holding housing 11. The external air enters the grip housing 11 from the air inlet 111, passes through the driving and airflow generating members 21 in sequence, takes away heat generated by the driving and airflow generating members, flows through the heating member 3, heats the air around the heating member 3, and flows out from the air outlet 121. In the present embodiment, the heating member 3 is disposed in the grip housing 11, so that the air flow passing through the heating member 3 can be uniformly heated by the heating member 3; on the other hand, the heating element 3 is arranged in the holding shell 11, so that the center of gravity of the heating element 3 also falls in the holding shell 11, and the heating element is convenient for a user to take and use.

Referring to fig. 2 and 3, in another embodiment, the heating member 3 is disposed in the air duct housing 12. After entering the grip housing 11 from the air inlet 111, the air outside the hair dryer passes through the driving plate 22 and the airflow generating member 21, enters the air duct housing 12, passes through the heating member 3, and the heating member 3 heats the surrounding air and flows out from the air outlet 121.

Specifically, the hair dryer further includes a fixing member 4 disposed in the air duct, and an annular cavity 5 is formed between the fixing member 4 and the air duct housing 12, and the annular cavity 5 communicates with the air inlet 111 and the air outlet 121. The heating element 3 is sleeved on the fixing element 4 and is located in the annular cavity 5, so that the gas flowing out of the holding shell 11 enters the annular cavity 5, and the gas around the heating element 3 is heated and then flows out of the air outlet 121.

The annular chamber 5 has a first end close to the grip housing 11 and a second end arranged opposite the first end, on which the air outlet 121 is located. In this embodiment, the hair dryer further comprises a wind shield 6, the wind shield 6 being located at a first end of the annular chamber 5. Specifically, the wind screen 6 includes a body portion 61, and an extending portion 62 and a connecting portion 63 connected to the body portion 61. The wind shielding member 6 has a first side surface facing the air outlet 121 and a second side surface opposite to the first side surface, and the connecting portion 63 protrudes along the first side surface toward the air outlet 121. The extension 62 is formed to extend along the direction from the lower end of the wind shield 6 to the second side surface, so that part of the airflow in the holding shell 11 directly enters the bottom of the annular cavity 5, and the other part of the airflow enters the top and the side of the annular cavity 5 along the extension 62 and the first side surface, so that the airflow in the holding shell 11 can uniformly enter the annular cavity 5 to obtain uniform hot airflow.

The blower also includes insulation (not shown). The heat insulation member is adapted to prevent heat of the heating member 3 from being transferred to the cabinet 1 to scald a user or damage other structures in the air duct housing 12. In particular, the thermal insulation member is disposed between the heating member 3 and the cabinet 1 and/or between the heating member 3 and the fixing member 4. In this embodiment, the heat insulation member may be made of asbestos, mica sheet, or the like. In other embodiments, the heat insulation member may be other heat insulation materials, and is not limited herein. Or, the fixing member 4 is directly made of a heat insulating material, and at this time, the fixing member 4 needs to include a fixing portion disposed at an outer side thereof, the heating member 3 is sleeved on the fixing portion, and a distance between the heating member 3 and the air duct housing 12 is not in contact with each other, so that the above-mentioned effects can be achieved.

In conclusion, when the hair dryer works, under the action of the airflow generation part, the air outside the hair dryer enters the holding shell from the air inlet, firstly passes through the driving plate to take away the heat generated by the driving plate, the airflow with micro heat passes through the heating part after passing through the airflow channel, the heating part heats the air around the heating part, and the heated airflow flows out along the air duct shell and the air outlet so as to obtain the hot airflow required by a user.

Compared with the prior art, through setting up the drive plate gripping the casing in and be close to air intake department to make the outside air who gets into from the air intake can pass through whole drive plate, in order to take away the heat that the drive plate produced, accelerate the radiating effect of drive plate, improve the life of hair-dryer. On the other hand, the driving plate is arranged in the holding shell, so that the center of gravity of the hair dryer can fall on the holding shell, and the overall center of gravity of the hair dryer is stable.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, a person skilled in the art can make changes or changes in other different forms without creative work, and all should belong to the protection scope of the present invention.

Claims

1. A hair dryer, comprising:

the drive plate is arranged close to the air inlet, and the airflow generation piece is located above the drive plate in the height direction of the holding shell.

2. The hair dryer of claim 1, wherein the holding shell has a mounting opening communicated with the air duct shell, and the air inlet is arranged at one end of the holding shell far away from the mounting opening;

at least part of the driving plate is arranged at the air inlet.

3. The hair dryer of claim 2, wherein said grip housing has a side wall, said air inlet being formed in said side wall;

4. The hair dryer of claim 2, wherein said grip housing has a bottom wall, said air inlet being formed in said bottom wall;

5. The hair dryer according to any one of claims 1 to 4, characterized in that said grip housing is provided with a plurality of through holes, said plurality of through holes serving as said air inlet.

6. The hair dryer of any one of claims 1 to 4, further comprising a filter disposed at the air inlet.

7. The hair dryer according to any one of claims 1 to 4, wherein a centerline of the airflow-generating member and a centerline of the grip housing tend to coincide or coincide.

8. The hair dryer of any one of claims 1-4, further comprising a heating element positioned between said inlet and outlet, at least a portion of said heating element being disposed within said grip housing.

9. The blower of any one of claims 1-4, further comprising a heating element positioned between the inlet and outlet, the heating element being disposed within the barrel housing.

10. The hair dryer of claim 9, further comprising a fixing member disposed within said air duct housing, an annular cavity being formed between said fixing member and said air duct housing, said annular cavity communicating said air inlet and said air outlet;