CN211794800U

CN211794800U - Hair dryer

Info

Publication number: CN211794800U
Application number: CN202020134697.2U
Authority: CN
Inventors: 马万松
Original assignee: Shenzhen Shanwei Technology Co ltd
Current assignee: Shenzhen Shanwei Technology Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-30
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a hair dryer, which comprises a handle, an extension part and a filter screen component, wherein the handle is arranged in a hollow way, the handle is provided with a first end part and a second end part, and the first end part is provided with an air outlet; the extension part is arranged at the second end part and extends along the length direction of the handle, and an air inlet is formed in the side wall of the extension part; the filter screen subassembly includes filter screen and crimping spare, the filter screen covers the air intake, the crimping spare will the edge of filter screen is pressed admittedly in the border of air intake. The utility model discloses technical scheme is through setting up the crimping piece, and the border of filter screen is pressed firmly at the air intake to the edge of filter screen, has accomplished the fast assembly of filter screen, has solved the problem that hair dryer production efficiency is low.

Description

Hair dryer

Technical Field

The utility model relates to the technical field of household appliances, in particular to hand-held type hair dryer.

Background

At present, the air outlet speed of the handheld hair dryer with high wind speed is high, and the hair drying and shaping efficiency is high, so that the handheld hair dryer gradually becomes the market mainstream. In order to reduce the suction of dust particles and other fine foreign matters into the hair dryer, a filter screen with a tiny aperture needs to be installed at an air inlet, and most hair dryer products on the market are installed in a mode that a metal filter screen and plastic are fixed together in an injection molding mode and then are assembled with a host.

However, the metal filter screen is very thin, has obvious softness, does not have stability of the shape of the metal filter screen, is difficult to position and fix well when being placed in an injection mold for injection molding, and has low production efficiency, low yield and high production cost.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a hair dryer, which aims to improve the production efficiency of the hair dryer.

In order to achieve the purpose, the hair dryer provided by the utility model comprises a handle, an extension part and a filter screen component, wherein the handle is arranged in a hollow way and is provided with a first end part and a second end part, and the first end part is provided with an air outlet; the extension part is arranged at the second end part and extends along the length direction of the handle, and an air inlet is formed in the side wall of the extension part; the filter screen subassembly includes filter screen and crimping spare, the filter screen covers the air intake, the crimping spare will the edge of filter screen is pressed admittedly in the border of air intake.

Optionally, the crimp member is removably attached to the extension.

Optionally, a fixing hole is formed in a side wall of the extending portion, a mounting column is arranged on one surface, facing the extending portion, of the crimping piece, and the mounting column is in interference fit with the fixing hole.

Optionally, a mounting hole matched with the mounting column is formed in the filter screen, and the mounting hole is sleeved on the mounting column to connect the filter screen with the crimping piece.

Optionally, the crimping piece is shaped like a frame to press and fix the entire periphery of the filter screen to the edge of the air inlet.

Optionally, the extension is cylindrically arranged, and the filter screen is arcuately arranged.

Optionally, the screen is a metal screen.

Optionally, the screen assembly is mounted to an outer surface of the extension.

Optionally, the air intake is equipped with a plurality ofly, the filter screen subassembly is corresponding to be equipped with a plurality ofly, each filter screen subassembly corresponds to install one on the air intake.

Optionally, the hair dryer further comprises an outer grill, the outer grill being sleeved on the extension portion.

The utility model discloses technical scheme is through setting up the crimping piece to this crimping piece presses the border of solid at the air intake to the edge of filter screen, with install the filter screen in air intake department fast. When the hair dryer is assembled, the filter screen is pressed and fixed on the extension part through the pressing part, and the filter screen and the extension part are installed in a tight fit mode. The filter screen is simple to install and operate, the requirement of installation technology is reduced, production workers can conveniently and quickly complete the installation of the filter screen, the production process of the hair dryer is simplified, the production difficulty and the production cost are reduced, the production efficiency and the yield are improved, and the problem of low production efficiency of the hair dryer is solved.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the hair dryer of the present invention;

figure 2 is an exploded schematic view of the hairdryer of figure 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic structural view of an embodiment of the screen assembly of the present invention;

fig. 5 is a schematic structural diagram of an embodiment of the external grid of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Hair dryer	310	Filter screen
100	Handle (CN)	310a	Filter hole
				100a	Air outlet		310b		Mounting hole
110	First end part	320	Crimping piece
				120	Second end portion	320a	Opening of the container
200	Extension part	321	Mounting post
				200a	Air inlet		400	External grid
200b	Fixing hole		400a						Grid hole
				300	Filter screen assembly	500	Cable with a protective layer

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a hair dryer.

In an embodiment of the present invention, as shown in fig. 1 to 3, the hair dryer 10 includes a handle 100, an extension portion 200 and a filter screen assembly 300, wherein the handle 100 is hollow, the handle 100 has a first end portion 110 and a second end portion 120, and the first end portion 110 is provided with an air outlet 100 a; the extension portion 200 is disposed at the second end portion 120, and extends along the length direction of the handle 100, and an air inlet 200a is disposed on a side wall of the extension portion 200; the filter screen assembly 300 includes a filter screen 310 and a crimping member 320, the filter screen 310 covers the air inlet 200a, and the crimping member 320 presses an edge of the filter screen 310 against an edge of the air inlet 200 a.

Specifically, as shown in fig. 2 and 3, the handle 100 may be arranged in a long cylindrical shape, and has a first end portion 110 and a second end portion 120, an air inlet channel (not shown) is formed between the first end portion 110 and the second end portion 120, the first end portion 110 is provided with an air outlet 100a, the first end portion 110 may be connected to a body, the body is provided with an air outlet channel communicated with the air outlet 100a, and the body is further provided with an air outlet communicated with the air outlet channel; the second end 120 is provided with an extension 200, and the extension 200 is provided with an air inlet 200 a. When the air flow enters from the air inlet 200a of the extension portion 200, the air flow passes through the air inlet channel and enters the air outlet channel from the air outlet 100a, and then the air flow is blown out from the air outlet of the body. The handle 100 may include an outer wall and an inner wall between which a layer of insulating material, which may be a sound insulating material, may be disposed to reduce noise generated by the operation of the hair dryer 10; the layer of insulating material may also be an insulating material, such as foam. It is understood that the handle 100 may be made of a plastic material or a metal material.

The hairdryer 10 may also include a fan unit and a heater, both of which are disposed within the handle 100, which may include a motor and an impeller. In use, the fan unit draws an airflow through the intake vent 200a, travels within the intake air channel, passes through the heater, and then blows out of the outlet vent. For fan unit installation convenience, the handle 100 is formed of two semi-cylinders extending from the first end 110 along the handle 100.

As shown in fig. 1 and 2, an extension portion 200 is provided at the second end 120 of the handle 100, and the extension portion 200 may be integrally formed with the handle 100 or may be provided separately from the handle 100. At one end of the extension 200 remote from the second end 120, a cable 500 may be provided, the cable 500 extending in the extension direction of the handle 100, and a plug may be provided at the remote end of the cable 500 remote from the handle 100, the plug being electrically connected to the power source; or a battery is arranged in the handle 100 to provide power for the motor, so that the user can use the electric tool without the limitation of the length of the cable 500, and the electric tool has greater flexibility.

As shown in fig. 2 and 3, the air inlet 200a of the extension portion 200 is covered with a filter screen 310 to remove hair and dust particles, thereby reducing the possibility of damage to the motor due to foreign objects such as hair and dust. The size and shape of the filter screen 310 may be set according to the size of the actual inlet opening 200a and the shape of the hair dryer 10, and accordingly, the shape of the press-fitting member 320 may be adapted to the filter screen 310 or may be different from the shape of the filter screen 310, as long as the edge of the filter screen 310 can be stably press-fixed to the edge of the inlet opening 200a of the extension 200.

As shown in fig. 2 and 4, the crimping member 320 may be provided with an opening 320a, the opening 320a of the crimping member 320 corresponds to the filtering hole 310a of the filter screen 310 while the crimping member 320 presses the filter screen 310 to the extension 200, and the filtering hole 310a of the filter screen 310 is not covered by the crimping member 320 partially or completely, which does not affect the filtering function of the filter screen 310. The material of the pressing member 320 may be plastic or metal, as long as the filter screen 310 can be pressed and fixed at the air inlet 200 a.

As shown in fig. 2, the hair dryer 10 presses the edge of the filter screen 310 to the edge of the air inlet 200a by the pressing member 320, so as to mount the filter screen 310 at the air inlet 200a quickly and stably. Compared with the traditional method of assembling the filter screen 310 and plastic after injection molding, the technical scheme is simple and quick to operate, and can also be quickly installed and fixed on the thin filter screen 310 with certain flexibility, so that the production efficiency of the hair dryer 10 is improved.

The utility model discloses technical scheme is through setting up crimping piece 320 to this crimping piece 320 presses the border of solid at air intake 200a to the edge of filter screen 310, with install filter screen 310 in air intake 200a department fast. When hair dryer 10 is assembled, filter 310 is secured to extension 200 by crimping members 320, thereby providing a tight fit between filter 310 and extension 200. The installation of filter screen 310 is simple to operate, has reduced the requirement of installation technique, and the production workman of being convenient for accomplishes the installation of filter screen 310 fast, simplifies the production processes of hair dryer 10, has reduced the production degree of difficulty and manufacturing cost, has improved production efficiency and yields, has solved the problem that hair dryer 10 production efficiency is low.

Further, the connection between the crimping member 320 and the extension portion 200 can be detachable or non-detachable, and in one embodiment, as shown in fig. 2, the crimping member 320 is detachably connected to the extension portion 200.

The press-connection piece 320 is detachably connected with the extension part 200, on one hand, the assembly is convenient, and the production efficiency of the hair dryer 10 is further improved; on the other hand, replacement and cleaning of the filter screen 310 is facilitated, facilitating routine maintenance of the hair dryer 10 by a user.

Further, in an embodiment, as shown in fig. 2 and fig. 3, a fixing hole 200b is formed on a side wall of the extension portion 200, and a mounting post 321 is disposed on a surface of the crimping piece 320 facing the extension portion 200, where the mounting post 321 is in interference fit with the fixing hole 200 b.

Specifically, the crimping piece 320 is fixedly mounted on the extension portion 200 by interference fit of the mounting post 321 and the fixing hole 200b, and the filter screen 310 is pressed and fixed on the edge of the air inlet 200a of the extension portion 200, so that the mounting operation of the filter screen 310 is completed quickly and easily. In order to securely connect the crimping member 320 to the extension portion 200, internal threads may be provided in the mounting post 321, and a screw may be used to screw the mounting post 321 through the fixing hole 200b from a surface of the extension portion 200 opposite to the crimping member 320, so as to securely mount the crimping member 320 on the extension portion 200.

In other embodiments, a mounting post may be disposed on a side wall of the extension portion 200, a fixing hole is disposed on a surface of the crimping member 320 facing the extension portion 200, and the filter screen 310 is pressed and fixed on the edge of the air inlet 200a by interference fit between the mounting post and the fixing hole.

Further, the connection manner between the filter screen 310 and the crimping member 320 is various, and in an embodiment, as shown in fig. 3 to 4, a mounting hole 310b matched with the mounting post 321 is formed in the filter screen 310, and the mounting hole 310b is sleeved on the mounting post 321 to connect the filter screen 310 and the crimping member 320.

The mounting hole 310b may be formed at the edge of the filter screen 310, and during assembly, the mounting hole 310b of the filter screen 310 may be firstly sleeved on the mounting post 321 of the crimping member 320, and then the mounting post 321 is engaged with the fixing hole 200b of the extension portion 200, so as to quickly mount the filter screen 310 on the extension portion 200. Alternatively, the mounting hole 310b can be aligned with the fixing hole 200b, and the mounting post 321 of the crimping member 320 can be inserted through the mounting hole 310b to connect to the extension 200.

In order to connect the filter screen 310 and the crimping member 320 together, the filter screen 310 is not easy to fall off the crimping member 320, a fixture block may be provided on the mounting post 321 of the crimping member 320, and when the mounting post 321 passes through the mounting hole 310b, the fixture block passes through the mounting hole 310b together to hang the filter screen 310 on the crimping member 320, so that the filter screen 310 can be stably mounted on the crimping member 320.

Further, in an embodiment, as shown in fig. 2 and 4, the pressing member 320 is shaped like a frame to press the entire circumference of the filter screen 310 against the edge of the air inlet 200 a.

In order to smoothly mount the filter screen 310 to the edge of the extension 200 and not affect the filtering of the filter screen 310, the press-fit member 320 has a frame shape, and the press-fit member 320 extends along the periphery of the filter screen 310, so as to press the entire periphery of the filter screen 310 against the edge of the air inlet 200a, thereby minimizing the shielding of the filter hole 310a by the press-fit member 320.

Further, in one embodiment, as shown in fig. 2-3, the extension 200 is disposed in a cylindrical shape, and the screen 310 is disposed in an arc shape.

When the handle 100 is arranged in a long cylindrical shape, the user has a good grip when using it, and the extension 200 is also arranged in a cylindrical shape, so that the hair dryer 10 as a whole is kept relatively uniform, and the beauty is improved. Accordingly, screen 310 is positioned along the surface of extension 200 in an arc to increase the filtering area of screen 310.

Further, in one embodiment, the screen 310 is a metal screen 310.

For the thinner metal filter screen 310, the metal filter screen 310 has obvious flexibility, in order to quickly position and assemble the metal filter screen 310, the filter screen 310 is fixedly pressed at the edge of the air inlet 200a by adopting a pressing and fixing mode of the pressing and fixing piece 320, the assembly efficiency of the filter screen 310 is improved, and the problem of high production cost of the hair dryer 10 is well solved.

In order to ensure the filtering effect of the filtering net 310 and prevent fine foreign matters such as dust particles from being sucked, a laser may be used to form tiny filtering holes 310a on the metal filtering net 310, the thickness of the metal filtering net 310 is between 0.1 mm and 0.3mm, and the diameter of the filtering holes 310a is between 0.2 mm and 0.5 mm.

Screen assembly 300 may be mounted on the outer surface of extension 200 or on the inner surface of extension 200. in one embodiment, as shown in figure 2, screen assembly 300 is mounted on the outer surface of extension 200.

Because the filter screen 310 is installed on the outer surface of the extension portion 200, and the airflow enters the air inlet channel from the air inlet 200a of the extension portion 200, the traveling direction of the airflow is the same as the installation direction of the filter screen 310, and under the action of the airflow and the crimping member 320, the edge of the filter screen 310 is attached to the edge of the air inlet 200a more and more compactly, and the filter screen 310 is not easy to fall off from the extension portion 200.

Further, in an embodiment, as shown in fig. 3, the air inlet 200a is provided with a plurality of air inlets, the filter screen assemblies 300 are correspondingly provided with a plurality of air inlets, and each filter screen assembly 300 is correspondingly installed on one air inlet 200 a.

According to the practical situation of the hair dryer 10, the installation difficulty of the filter screen 310 is reduced, the plurality of air inlets 200a are arranged on the extension part 200, correspondingly, the plurality of filter screen assemblies 300 are also arranged, each filter screen assembly 300 is correspondingly installed on one air inlet 200a, the installation operation of the filter screen 310 is rapidly completed, and the production efficiency of the hair dryer 10 is further improved.

Further, in one embodiment, as shown in fig. 1, 2 and 5, the hair dryer 10 further comprises an outer grill 400, and the outer grill 400 is sleeved on the extension portion 200.

In order to improve the filtering effect and further reduce the possibility of damage caused by the motor being caught in foreign objects such as hair and dust, an external grill 400 is sleeved on the extension portion 200, a plurality of grill holes 400a are formed in the external grill 400, and the aperture of the grill holes 400a is larger than the filtering holes 310a of the filter screen 310.

The external grill 400 may be installed in various ways, such as detachably connecting the external grill 400 to the handle 100, or non-detachably connecting the external grill 400 to the handle 100. To facilitate cleaning of the hair dryer 10 and replacement of the damaged outer grill 400, the outer grill 400 is removably attached to the handle 100, and the outer grill 400 may be screwed or snapped onto the handle 100.

It can be understood that the external grille 400 may also be connected to the extension portion 200, a first magnetic attraction member is disposed on an outer wall surface of the end of the extension portion 200, a second magnetic attraction member is correspondingly disposed on an inner wall surface of the external grille 400, and the external grille 400 is connected and fixed to the extension portion 200 by the cooperation of the first magnetic attraction member and the second magnetic attraction member. The first magnetic member and/or the second magnetic member may be disposed in a ring shape, so that the connection between the external grating 400 and the extension portion 200 is more stable.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A hair dryer, comprising:

the handle is arranged in a hollow mode and provided with a first end portion and a second end portion, and the first end portion is provided with an air outlet;

the extension part is arranged at the second end part and extends along the length direction of the handle, and an air inlet is formed in the side wall of the extension part; and

the filter screen subassembly, including filter screen and crimping piece, the filter screen covers the air intake, the crimping piece will the edge of filter screen is pressed admittedly in the border of air intake.

2. A hairdryer as claimed in claim 1, wherein said crimping member is removably attached to said extension.

3. A hair dryer according to claim 2, wherein a fixing hole is provided in a side wall of the extension, and a mounting post is provided on a side of the crimp member facing the extension, the mounting post being in interference fit with the fixing hole.

4. A hair dryer as claimed in claim 3, wherein said filter mesh has mounting holes formed therein for mating with said mounting posts, said mounting holes being adapted to fit over said mounting posts to connect said filter mesh to said crimp member.

5. A hair dryer according to claim 3, wherein the crimping member is frame-shaped to press the entire periphery of the filter against the rim of the air inlet.

6. A hairdryer as claimed in claim 1, wherein said extension is cylindrical and said screen is arcuate.

7. A hairdryer as claimed in claim 1, wherein said screen is a metal screen.

8. A hairdryer as claimed in claim 1, wherein said screen assembly is mounted to an outer surface of said extension.

9. A hair dryer as claimed in claim 1, wherein said air inlet is provided in plurality, and said screen assemblies are correspondingly provided in plurality, each of said screen assemblies being mounted in correspondence with a respective one of said air inlets.

10. A hairdryer according to any one of claims 1 to 9, further comprising an outer grill which is mounted over said extension.