Portable hair dryer

Abstract

The utility model discloses a portable hair dryer which comprises a shell, a negative pressure cavity is formed in the shell, and the negative pressure cavity is used for generating negative pressure to suck airflow into the shell; an air suction channel is also arranged in the shell and is communicated with the negative pressure cavity; the shell is provided with comb teeth, and the comb teeth are communicated with the air suction channel, so that water in hair to be dried can enter the air suction channel from the comb teeth along with the airflow to be sucked away. According to the portable hair dryer, unnecessary airflow blown to the face or the neck of a user can be greatly reduced or avoided, moisture on the hair is only sucked away, hot air is not diffused to the surrounding area, the user can enjoy the milder and interference-free hair drying process, and the user experience is improved. And the comb teeth can penetrate into the hair, so that moisture at the roots of the hair can be absorbed more thoroughly, and the hair drying efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hair dryer technical field, concretely is a portable hair dryer. BACKGROUND

[0002] As a kind of electric appliance product specially designed for personal care field, portable hair dryer aims at providing efficient, convenient hair drying and styling service, its original intention is to meet the immediate needs of modern people to hair care in diversified life scenes, especially in travel, travel or daily household use, it shows extremely high practicability and portability, from structure, portable hair dryer usually adopts compact design, small and exquisite, light, easy to carry and store, its shell material is mostly durable and light plastic or metal, to ensure the durability of product and the use comfort of user.

[0003] The existing patent with the announcement number CN204048523U discloses a kind of portable hair dryer, including air cylinder and handle, wherein, the air cylinder both sides are equipped with the accommodating slot of accommodating handle, the air cylinder lower side is equipped with a fixed block, the handle includes bending part and chuck, the handle is clamped on the air cylinder by chuck, the fixed block is equipped with the clamping slot of penetration, the chuck is clamped in clamping slot, the bottom of the accommodating slot is equipped with a plurality of positioning grooves, the chuck can also be clamped on positioning groove, the upper surface of the chuck is equipped with a boss that is clamped in clamping slot.

[0004] The above scheme, although simple structure, folding is convenient, can effectively save space, long service life, portable, but the air suction machine is still blowing hot air to dry, and hot air blowing to the area outside the hair can cause heat discomfort, for example, hot air causes dry skin, sweating, ear eardrum pain due to wind pressure, etc., leading to uncomfortable use, therefore, it does not meet the existing demand, for this, we propose a kind of portable hair dryer that can suck air. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of portable hair dryer to solve the problem that portable hair dryer is used to blow hot air to dry and easily cause user heat discomfort in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of portable hair dryer, including shell, the shell is equipped with negative pressure cavity, the negative pressure cavity is used to generate negative pressure and air current is sucked into the shell;The shell is also equipped with air suction air duct, and the air suction air duct is communicated with the negative pressure cavity;The shell is provided with comb tooth, and the comb tooth is communicated with the air suction air duct, so that the water in the hair to be dried can be sucked away along with the air current from the comb tooth into the air suction air duct.

[0007] Preferably, the air suction duct comprises a first air suction duct and a second air suction duct, the first air suction duct and the second air suction duct are independent of each other, and the first air suction duct and the second air suction duct are in communication with the negative pressure cavity; the comb teeth comprise first comb teeth and second comb teeth, the first comb teeth are in communication with the second air suction duct, and the second comb teeth are in communication with the first air suction duct.

[0008] Preferably, the length of the first comb teeth is smaller than the length of the second comb teeth.

[0009] Preferably, the first comb teeth are equidistantly distributed on the shell.

[0010] Preferably, the second comb teeth are equidistantly distributed on the shell.

[0011] Preferably, an impeller is arranged in the negative pressure cavity, one side of the negative pressure cavity is provided with a motor, and an output end of the motor is in transmission connection with the impeller through a shaft coupling.

[0012] Preferably, a control circuit board is arranged in the shell, the control circuit board is electrically connected with the motor, and a lithium battery is arranged in the shell.

[0013] Preferably, an air outlet is arranged on the shell, air inlets are arranged on the first comb teeth and the second comb teeth, and the air inlets and the air outlet are in communication with the negative pressure cavity.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1. The utility model discloses a negative pressure cavity, a plurality of first comb teeth and second comb teeth are arranged on one side of the shell, and the first comb teeth and the second comb teeth are in communication with the negative pressure cavity.

[0016] 2.The utility model discloses through being provided with first suction air duct on the upside of one side of negative pressure cavity, be provided with second suction air duct on the downside of one side of negative pressure cavity, because first comb tooth all links to each other with second suction air duct, second comb tooth links to each other with first suction air duct, and double air duct design can effectively disperse suction air pressure, and traditional single air duct often forms greater pressure concentration in the end of air duct or some specific area when sucking air, which not only can reduce suction efficiency, but also can cause noise increase and equipment wear and tear, and the application can make suction air pressure be evenly distributed through setting up first suction air duct and second suction air duct respectively, avoid partial pressure too big, ensure the stable operation of whole suction system, and the upper and lower two air ducts cooperate, can form stronger convection effect, accelerate moisture evaporation, thereby shorten drying time significantly, bring more time -saving and convenient use experience for the user. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the internal structure front view schematic diagram of the utility model;

[0019] Figure 3 It is the Figure 2 A area local enlarged view of the utility model;

[0020] Figure 4 It is the Figure 3 B area local enlarged view of the utility model.

[0021] In the drawing: 1, shell;2, control circuit board;3, motor;4, impeller;5, air duct;6, first comb tooth;7, second comb tooth;8, first suction air duct;9, second suction air duct;10, negative pressure cavity;11, outlet cavity;12, air outlet;13, lithium battery;14, air inlet. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0023] Please refer to Figures 1-4The utility model provides a technical scheme: a portable hair dryer, including shell 1, shell 1 has negative pressure chamber 10 in it, negative pressure chamber 10 is used to produce negative pressure and inhale airflow into shell 1, shell 1 still has the air suction air duct in it, and the air suction air duct is communicated with negative pressure chamber 10, and shell 1 is provided with comb tooth, and the comb tooth is communicated with the air suction air duct, so that the moisture in the hair to be dried can enter the air suction air duct with airflow from the comb tooth and be sucked away, and the design of the comb tooth structure enables the hair dryer to penetrate into the inside of the hair, more comprehensively suck away the moisture of the hair, accelerate the quick drying of the hair, which is the structure function that all existing hair driers do not have, and the experience is better in the drying of long hair, because the comb tooth can penetrate into any position of the hair and suck away the moisture in the hair, and the use experience is unique compared with the existing hair dryer that dries the hair by non-contact.

[0024] When in use, the motor 3 is rapidly started as a power source, drives the impeller 4 to rotate through the shaft coupling, the high-speed rotation of the impeller 4 guides the external air into the air duct 5, further guides to the negative pressure chamber 10, and is discharged through the air outlet chamber 11 and the air outlet hole 12, forms stable airflow output, and the negative pressure generated in the negative pressure chamber 10 is connected with the air suction air duct, and the air suction air duct forms suction force by sucking air, and the moisture in the hair is sucked into the first comb tooth 6 and the second comb tooth 7 through the air suction hole 14, and is finally discharged, by only sucking away the moisture on the hair, instead of spreading hot air to the surrounding area, the user can enjoy a more gentle and undisturbed hair drying process. In other embodiments, there can be only one air suction air duct, or several air suction air ducts together to form a complete set of air ducts.

[0025] In one of the embodiments, please refer to Figure 3 The air suction air duct includes the first air suction air duct 8 and the second air suction air duct 9, the first air suction air duct 8 and the second air suction air duct 9 are independent of each other, and the first air suction air duct 8 and the second air suction air duct 9 are communicated with the negative pressure chamber 10; the comb tooth includes the first comb tooth 6 and the second comb tooth 7, the first comb tooth 6 is communicated with the second air suction air duct 9, and the second comb tooth 7 is communicated with the first air suction air duct 8, and such a layout enables each comb tooth area to obtain stable and strong airflow support through independent air ducts, thereby realizing more efficient moisture absorption effect, compared with the traditional mixed air duct design, the double independent air duct design can ensure that the airflow is more evenly distributed in the air duct, avoiding the problem that the moisture absorption effect of some areas is poor due to insufficient airflow, and since each air duct works independently, the mutual influence between them is minimized, thereby reducing unnecessary noise and vibration interference;

[0026] Please refer to Figure 3 The length of the first comb tooth 6 is less than that of the second comb tooth 7, and such a design is helpful to better adapt to hair of different lengths, realize accurate drying, ensure drying effect and reduce irritation to the scalp;

[0027] Please refer to Figure 1 , the first comb teeth 6 are evenly distributed on the shell 1, and the even distribution can ensure uniform air flow around each comb tooth, avoid local overheating, effectively protect the hair from damage, and improve the drying efficiency;

[0028] Please refer to Figure 1 , the second comb teeth 7 are evenly distributed on the shell 1, and the even distribution can ensure uniform air flow, enhance the combing effect, make the hair more smooth during the drying process, and improve the overall drying uniformity and comfort;

[0029] Please refer to Figure 4 , the impeller 4 is arranged in the negative pressure cavity 10, one side of the negative pressure cavity 10 is provided with the motor 3, and the output end of the motor 3 is in transmission connection with the impeller 4 through a shaft coupling. The motor 3 can directly and efficiently drive the impeller 4 to rotate, ensure the stable output of the air flow, reduce energy loss, improve the overall efficiency of the hair dryer, and the impeller 4 can efficiently rotate in the negative pressure cavity 10 and effectively guide the external air into the negative pressure cavity 10 through the ventilation channel 5 arranged in the impeller 4, so as to generate strong air flow and provide power for the rapid drying of the hair.

[0030] In other embodiments, the negative pressure cavity 10 can be replaced by other power sources that can generate negative pressure, and is not necessarily limited to the embodiment of the impeller. The air suction is also an implementation manner, and similar or equivalent embodiments should also be within the protection scope of the present scheme.

[0031] Please refer to Figure 2 , the control circuit board 2 is arranged in the shell 1 and electrically connected with the motor 3, and the lithium battery 13 is arranged in the shell 1. The control circuit board 2 can accurately control the start, stop and speed regulation of the motor 3, realize the intelligent control of the hair dryer, ensure the safe and stable operation of the circuit, and provide long-term and stable power support for the hair dryer. The lithium battery 13 can ensure that the hair dryer can work normally without external power supply, meet the diversified use requirements of users, and improve the portability and use convenience of the hair dryer.

[0032] Please refer to Figure 3 , the shell 1 is provided with the air outlet hole 12, the first comb teeth 6 and the second comb teeth 7 are provided with the air suction hole 14, and the air suction hole 14 and the air outlet hole 12 are communicated with the negative pressure cavity 10. The air suction hole 14 can more effectively adsorb the moisture on the hair, and the moisture can be quickly taken away through the suction force of the negative pressure cavity 10, so as to accelerate the drying process of the hair, reduce the direct air flow blowing to the face or neck of the user, improve the comfort during use, and the air outlet hole 12 can stably discharge the air flow treated in the negative pressure cavity 10 to form a concentrated air flow output, so as to ensure the rapid drying of the hair and reduce the diffusion and waste of the air flow.

[0033] Working principle: in use, during the process of enabling the hair dryer to dry the hair, the motor 3 as a power source responds quickly and starts, through the shaft coupling and the impeller 4 to realize the direct mechanical connection, drive it to rotate, with the high-speed rotation of the impeller 4, its blade guides the external air into the air duct 5 inside the impeller 4 through the rotating action, and then generates strong airflow, this airflow guided by the air duct 5 is then directed to the negative pressure chamber 10, and then concentrated and guided through the air outlet chamber 11, and finally discharged from the air outlet hole 12, forming a stable airflow output, in this process, due to the continuous discharge of the airflow inside the negative pressure chamber 10, a obvious negative pressure area is formed, when the negative pressure is generated in the negative pressure chamber 10, through the connection of the first air suction duct 8 and the second air suction duct 9, the air in the first air suction duct 8 and the second air suction duct 9 is sucked, forming suction, thereby effectively sucking the moisture on the user's hair through the air suction hole 14 on the first comb teeth 6 and the second comb teeth 7, then guided to the negative pressure chamber 10, and finally discharged through the air outlet hole 12, this process avoids unnecessary air flow directly blowing to the user's face or neck, improves the comfort of use, and the design of double air duct can form stronger convection effect, accelerate the evaporation of moisture, thereby significantly shorten the drying time, and bring more time-saving and convenient use experience for the user.

[0034] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A portable hair dryer comprising a housing (1), characterized in that: The shell (1) has a negative pressure cavity (10) inside, which is used to generate negative pressure to suck air flow into the shell (1); The shell (1) also has a suction air duct inside, which communicates with the negative pressure cavity (10); The shell (1) is provided with a comb, which communicates with the suction air duct, so that the water in the hair to be dried can be sucked away with the air flow from the comb into the suction air duct.

2. The portable hair dryer of claim 1, wherein: The suction air duct includes a first suction air duct (8) and a second suction air duct (9), which are independent of each other and communicate with the negative pressure cavity (10); The comb includes a first comb (6) and a second comb (7), the first comb (6) communicates with the second suction air duct (9), and the second comb (7) communicates with the first suction air duct (8).

3. The portable hair dryer of claim 2, wherein: The length of the first comb (6) is less than that of the second comb (7).

4. The portable hair dryer of claim 3, wherein: The first combs (6) are equally distributed on the shell (1).

5. The portable hair dryer of claim 3, wherein: The second combs (7) are equally distributed on the shell (1).

6. The portable hair dryer of claim 1, wherein: The negative pressure cavity (10) is provided with an impeller (4) inside, one side of the negative pressure cavity (10) is provided with a motor (3), and the output end of the motor (3) is drivingly connected with the impeller (4) through a shaft coupling.

7. The portable hair dryer of claim 6, wherein: A control circuit board (2) is mounted inside the shell (1), the control circuit board (2) is electrically connected with the motor (3), and a lithium battery (13) is mounted inside the shell (1).

8. The portable hair dryer of claim 2, wherein: An air outlet (12) is formed on the shell (1), air suction holes (14) are formed on the first combs (6) and the second combs (7), and the air suction holes (14) and the air outlet (12) respectively communicate with the negative pressure cavity (10).

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