CN220756809U - High-speed hair drying and caring hair dryer - Google Patents

Abstract

A high-speed hair drying and caring electric hair drier comprises an electric hair drier shell, wherein the electric hair drier shell comprises an inner shell and an outer shell, and a pressurizing air channel is formed in the inner shell; a control circuit board; the high-speed motor fan assembly is arranged in the pressurizing air duct; the size of the air inlet is larger than that of the air outlet; the tail end of the pressurizing cover is in butt joint with the air outlet, the pressurizing cover is provided with an integrated cavity, the cavity is gradually reduced from bottom to top, and an arc-shaped guide surface is formed at a position close to the air outlet; the negative ion generating device comprises a negative ion device main body and an electric release tip, wherein the negative ion device main body is arranged between the pressurizing cover and the outer shell, and the electric release tip is arranged on the pressurizing cover and is positioned at the tail end of the pressurizing air duct. The negative ion generating device does not occupy the space of the pressurizing air duct, does not influence the flow passage of the internal air flow, and is discharged from the air outlet in the shortest distance, so that the negative ion loss is reduced, and the hair care effect is enhanced.

Description

High-speed hair drying and caring hair dryer

Technical Field

The utility model relates to the technical field of electric hair drier mounting structures, in particular to a high-speed hair drier and a hair conditioner.

Background

The hair is the hair growing on the head, the hair can be protected, the hair with good head can also be used for improving the aesthetic feeling, in order to protect the hair, people can wash hair frequently and care hair, sometimes hair can be treated, some people loving beauty can also dye the hair by ironing, after the hair is beautified, in order to keep the hair to be shaped, or because the temperature difference of the outdoor environment is relatively large, in order to protect the hair from being damaged by wet hair, people can usually use the hair dryer to dry the hair.

Electric hair dryers are common household appliances, which are mainly composed of an electric hair dryer main body, a power cord and related accessories. The main body of the electric hair dryer mainly comprises a shell, a handle, an electric heating wire, a fan blade, a motor and the like, wherein the electric heating wire, the fan blade and the motor are contained in the shell. When the electric hair drier is powered on, the motor drives the fan blade to rotate, air is sucked in from the air inlet and heated by the electric heating wire, and then hot air is output from the air outlet. The attachment of the hair dryer may include various types of air nozzles that may be attached to the air outlet of the hair dryer body to provide a desired directional air outlet. In addition, some hair dryers may be provided with additional functions such as dispersing an odorous or air-borne substance such as fragrance or hair care agents into the air or onto the hair of the user to meet certain user needs.

In order to increase hair care performance, referring to exemplary patent document CN110693164a, a hair dryer assembly and a hair dryer having a cosmetic hair care function are disclosed, the hair dryer assembly comprising: the inner cylinder assembly is internally provided with a driver, a fan blade assembly and a heating assembly; the mounting seat is arranged on the inner barrel assembly; the nutrition box is movably arranged on the mounting seat and positioned on the travelling track of the fluid, and is provided with a mounting clamping groove; the movable clamping piece can be connected to the mounting clamping groove; the pushing unlocking mechanism is movably arranged on the mounting seat and is connected with the nutrition box, and the movable clamping piece can be driven to be separated from the mounting clamping groove. When the nutrition box is installed, only the nutrition box is pushed and the installation clamping groove is combined with the movable clamping piece, when the nutrition box is detached, the nutrition box is pushed continuously to trigger the pushing and unlocking mechanism, the unlocking mechanism drives the movable clamping piece to be separated from the installation clamping groove so as to detach the nutrition box, and the effect of convenience in disassembly and assembly of the nutrition box is realized through a simple structure, so that the nutrition box is convenient to use. The electric hair dryer comprises the hair dryer component. Further, referring to another exemplary patent document CN111227477a, a wireless hair care massage tool is disclosed, which includes a main body and a charging base, wherein one end of the main body is a working body, and the other end is a holding handle; the front end of the working body is externally provided with flexible massage comb teeth, micro-current comb teeth, a negative ion channel piece, air comb teeth and an aromatherapy air outlet channel, and the working body is internally provided with an essential oil aromatherapy device, a PCB function board and a heating air supply device; the rear end of the working body is provided with an air inlet; the holding part is internally provided with a power supply, a control panel, a negative ion generator and a charging interface device; one end of the holding handle body, which is far away from the working body, is connected with a detachable charging base, and the charging base can be used for supporting and fixing the holding handle body and the body; the functional key group is arranged on the holding handle body. The utility model is a wireless hair care and hair care massage tool which integrates the functions of microcurrent and comb teeth to massage hair and essential oil aromatherapy and anion hair care, LED red and blue hair head skin deep physiotherapy, and a non-radiative honeycomb PTC ceramic hair dryer, and the like into a whole and has low power consumption and no radiation; the utility model has the function of wind comb and massage physiotherapy.

In the technology, in order to make the hair dryer achieve the hair care effect, components such as essential oil aromatherapy, a nutrition box and the like are added into the hair dryer, and substances in the hair dryer are released into the hair when the hair dryer is used so as to achieve the effect; or adopts the LED red and blue light irradiation mode. However, the above products also have certain drawbacks, such as: 1. essential oil or nutrient needs to be purchased separately, and the use cost is high; 2. essential oil or residues of nutrients can remain in the hair dryer, bacteria can grow when the hair dryer is not cleaned in place, and damage is caused to the health of users; 3. the LED is irradiated by red and blue light, so that the radiation hazard exists, and the human body can be seriously damaged due to improper use.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a high-speed hair drying and caring hair dryer.

The technical scheme for solving the technical problems is as follows: a hair dryer for drying and caring hair at high speed, which comprises:

the electric hair drier shell comprises an inner shell and an outer shell, wherein a pressurizing air channel is formed in the inner shell;

the control circuit board is arranged in the hair dryer shell;

the high-speed motor fan assembly is arranged in the pressurizing air duct;

the air inlet is arranged in the lower area of the inner shell, the air outlet is arranged in the upper area of the inner shell, and the size of the air inlet is larger than that of the air outlet;

the supercharging cover is arranged in the supercharging air duct, the tail end of the supercharging cover is in butt joint with the air outlet, the supercharging cover is provided with an integrated cavity, the cavity is gradually reduced from bottom to top, and an arc-shaped guide surface is formed at a position close to the air outlet;

the negative ion generating device comprises a negative ion device main body and an electric release tip, wherein the negative ion device main body is arranged between the pressurizing cover and the outer shell, and the electric release tip is arranged on the pressurizing cover and is positioned at the tail end of the pressurizing air duct.

The utility model is further arranged that the pressurizing air duct is internally provided with the heating device, the heating device comprises a heating body and a heat collecting cover body, the heating body is integrally arranged in the heating body, at least part of the heat collecting cover body extends into the pressurizing cover, and the heat collecting cover body and the pressurizing cover form flat joint connection.

In a further arrangement of the utility model, the air outlet is positioned at the front side of the inner shell, a drainage inclined plane is formed between the outer shell and the inner shell, and the drainage inclined plane is distributed at the outer peripheral side of the air outlet.

In the utility model, a current stabilizer is arranged between the control circuit board and the high-speed motor fan assembly, and a plurality of honeycomb-shaped flow guide through holes are uniformly distributed on the current stabilizer.

In the utility model, the air outlet is provided with an air outlet grille, the air outlet grille is provided with an annular air outlet duct, and the inner side and the outer side of the annular air outlet duct are both closed.

Preferably, the hair dryer shell is in a straight bar shape, and the length direction of the annular air outlet duct is in the same direction as the length direction of the hair dryer shell.

The utility model is further provided that the electric hair drier shell is provided with a control button component which is in communication connection with the control circuit board;

the control button assembly comprises an opening key, a closing key and a mode key;

the opening key and the closing key are respectively connected with the control circuit board in a control way;

the heating element is provided with a low temperature gear, a medium temperature gear, a high temperature gear and a circulating temperature gear, and the mode key is in control connection with the circulating temperature gear, the low temperature gear, the medium temperature gear and the high temperature gear of the heating element.

In a further arrangement of the utility model, the inner housing extends downwards to form a narrow and long circuit support, a through groove is arranged in the circuit support, and the control circuit board is at least partially arranged in the through groove.

Preferably, the circuit support and the housing form an air inlet channel, and the size of the air inlet channel is larger than that of the pressurizing air channel.

In the utility model, the lower end of the hair dryer shell is sleeved with an air inlet cover, and the air inlet cover is positioned at the periphery of the air inlet flow passage;

the air inlet cover is characterized in that the 4 side walls of the air inlet cover are provided with diversion holes which are inclined from bottom to top.

The utility model has the beneficial effects that:

1. by adopting the structure of the double shells, the situation that gas leaks from gaps existing in the single-shell structure can be effectively avoided, the tightness of the pressurizing air duct is improved, and the loss of air quantity and air pressure is reduced.

2. The high-speed motor fan assembly is used for accelerating and pressurizing air flow in the pressurizing air duct, so that the air is conveyed to the air outlet at a faster flow rate.

3. The size of the air inlet is larger than that of the air outlet, so that the air quantity of the air inlet is larger than that of the air outlet, and the supercharging effect is achieved.

4. The pressurizing cover with a specific shape is arranged, and firstly, the pressurizing cover can have multiple functions of gathering, pressurizing and guiding gas; secondly, the integrated cavity can avoid the problem of unbalanced fluid caused by split flow; the arc-shaped flow guide surface is arranged, the inclination angle of the arc-shaped flow guide surface is preferably 102-108 degrees, the wind is shielded without a right-angle structure, the wind speed and the wind pressure loss are reduced, and the air flow acceleration can be effectively realized.

5. The negative ion generating device does not occupy the space of the pressurizing air channel and does not influence the flow channel of the internal air flow; and the electric release tip is arranged on the pressurizing cover and is positioned at the tail end of the pressurizing air duct, so that the air in the pressurizing cover is quickly shocked to generate negative ions and is discharged from the air outlet at the shortest distance, the negative ion loss is reduced, and the hair care effect is enhanced.

Drawings

Fig. 1 is a schematic view of the external structure of the present utility model.

Fig. 2 is a cross-sectional view of a hair dryer housing in accordance with the present utility model.

Fig. 3 is an exploded view of the present utility model.

Fig. 4 is an enlarged partial schematic view of the junction of the plenum cover and the heat collecting cover (flat joint).

Fig. 5 is an exploded view of the steering button assembly.

Fig. 6 is an internal schematic view of the pressure boosting hood of the present utility model.

Fig. 7 is a cross-sectional view of a boost enclosure in accordance with the present utility model.

Fig. 8 is a partial structural schematic diagram of the circuit bracket (mounting control circuit board).

Fig. 9 is a partial structural schematic diagram of the circuit bracket (without the control circuit board mounted).

FIG. 10 is a schematic diagram showing the comparison of the air outlet of the present utility model with the air outlet of the prior art.

FIG. 11 is a schematic view of the structure of the inlet cowl of the present utility model.

Fig. 12 is a schematic structural view of an air outlet grille according to the present utility model.

In the figure: 1. a hair dryer shell; 101. an inner housing; 102. an outer housing; 103. a pressurizing air duct; 104. an air inlet; 105. an air outlet; 106. a drainage inclined plane; 2. a control circuit board; 3. a high speed motor fan assembly; 4. a boost housing; 401. an integral cavity; 402. an arc-shaped guide surface; 5. a negative ion device body; 501. an electrical release tip; 6. a heating device; 601. a heating element; 602. a heat collecting cover; 6a, flat joint connection; 7. a steady flow plate; 701. honeycomb-shaped diversion through holes; 8. an air outlet grille; 801. an annular air outlet duct; 9. a manipulation button assembly; 901. opening a key; 902. closing the key; 903. a mode key; 9a, a large-size key sleeve; 9b, small-sized key sleeve; 10. a circuit holder; 1001. a through groove; 1002. an air inlet flow passage; 11. an air inlet cover; 1101. and a deflector hole.

Detailed Description

The utility model will be further described with reference to the drawings and specific examples. It should be noted that the examples are only specific to the present utility model and are for the purpose of better understanding of the technical solutions of the present utility model to those skilled in the art, and should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience of description and simplicity of description, only as to the orientation or positional relationship shown in the drawings, and not as an indication or suggestion that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 12, a high-speed hair drying and caring hair dryer comprises:

the electric hair drier shell 1 comprises an inner shell 101 and an outer shell 102, wherein a pressurizing air duct 103 is formed in the inner shell 101; by adopting the structure of the double shells, the situation that gas leaks from gaps existing in the structure of the single shell can be effectively avoided, and the tightness of the pressurizing air duct 103 is improved, so that the loss of air quantity and air pressure is reduced. And the control circuit board 2 is arranged in the hair dryer shell 1 and is used for controlling various electronic components. The high-speed motor fan assembly 3 is arranged in the pressurizing air duct 103 and is used for accelerating and pressurizing air flow in the pressurizing air duct 103, so that the air is conveyed to the air outlet 105 at a faster flow rate. The air inlet 104 and the air outlet 105, the air inlet 104 is arranged in the lower area of the inner shell 101, the air outlet 105 is arranged in the upper area of the inner shell 101, and the size of the air inlet 104 is larger than that of the air outlet 105. Therefore, the air volume of the air inlet 104 is larger than the air volume of the air outlet 105, and the supercharging effect is achieved.

The supercharging cover 4 is arranged in the supercharging air duct 103, the tail end of the supercharging cover 4 is in butt joint with the air outlet 105, the supercharging cover 4 is provided with an integrated cavity 401, the cavity is gradually reduced from bottom to top, and an arc-shaped guide surface 402 is formed at a position close to the air outlet 105. Firstly, the pressurizing cover 4 can have multiple functions of gathering, pressurizing and guiding gas; secondly, the integrated cavity 401 can avoid the problem of unbalanced fluid caused by diversion; and the arc-shaped guide surface 402 is arranged, the inclination angle of the arc-shaped guide surface 402 is preferably 102-108 degrees, the wind is shielded without a right-angle structure, the wind speed and the wind pressure loss are reduced, and the air flow acceleration can be effectively realized.

The negative ion generating device comprises a negative ion device main body 5 and an electric release tip 501, wherein the negative ion device main body 5 is arranged between the pressurizing cover 4 and the outer shell 102, does not occupy the space of the pressurizing air duct 103, and does not influence the flow channel of internal air flow; the electric release tip 501 is mounted on the pressure boost cover 4 and is positioned at the tail end of the pressure boost air duct 103, so that the air in the pressure boost cover 4 is quickly shocked to generate negative ions and is discharged from the air outlet 105 in the shortest distance, thereby reducing the loss of the negative ions and enhancing the hair care effect.

In the utility model, in order to heat the gas to meet the effect of heat flow ejection, the adopted structural scheme is as follows: the supercharging air duct 103 is internally provided with a heating device 6, the heating device 6 comprises a heating body 601 and a heat collecting cover body 602, the heating body 601 is integrally arranged in the heating body 601, the heat collecting cover body 602 at least partially stretches into the supercharging cover 4, and the heat collecting cover body 602 and the supercharging cover 4 form flat joint connection 6a. Compared with the prior art, the heat collecting cover 602 is added to wrap the heating body 601, so that heat is prevented from escaping to an unnecessary area, and the heat efficiency of the whole use is improved; and secondly, the flat joint connection 6a is adopted to eliminate the turbulence phenomenon caused by an uneven structural surface, so that the gas flow is smoother and faster.

Preferably, the hair dryer shell 1 be straight bar-shaped, the length direction of annular air outlet channel 801 is the syntropy setting with the length direction of hair dryer shell 1, utilizes hydrodynamic structure water conservancy diversion to realized pneumatic overall arrangement, make the business turn over wind obstacle less, the air-out is more powerful.

Example two

On the basis of the structure of the first embodiment, this embodiment also provides various structural schemes for enhancing gas flow and playing a role in pressurizing, which are specifically as follows:

1. according to the coanda effect, the air flow at the high-speed spraying position at the air outlet 105 can enable the outer peripheral side of the electric hair drier shell 1 to form negative pressure, and then the air flow at the outer peripheral side of the electric hair drier shell 1 is driven to move forwards together through the negative pressure, so that the effect of air flow multiplication spraying is achieved.

In this embodiment, referring to fig. 10, the air outlet 105 is located at the front side of the inner casing 101, and a drainage inclined plane 106 is formed between the outer casing 102 and the inner casing 101, and the drainage inclined plane 106 is distributed at the outer peripheral side of the air outlet 105. Through the setting of drainage inclined plane 106, play further water conservancy diversion effect to the air current of hairdryer casing 1 periphery side, and then can make the coanda effect more showing for the air yield is bigger, the somatosensory is more obvious.

2. Referring to fig. 3, a stabilizer 7 is disposed between the control circuit board 2 and the high-speed motor fan assembly 3, and a plurality of honeycomb-shaped flow guiding through holes 701 are uniformly distributed on the stabilizer 7. When the air enters from the air inlet 104, the air needs to be diverted, so that certain turbulence is formed, and through the arrangement of the flow stabilizing plate 7, the honeycomb flow guide through holes 701 face uniformly, so that the passing air flow is guided, and the air flow is conveyed forwards in the uniform direction in the supercharging air duct 103.

3. When the air flow is ejected from the air outlet 105, the air flow can be rapidly diffused to the peripheral side, so that turbulence is generated, and the use experience is further affected. The solution adopted in this embodiment is: referring to fig. 12, the air outlet 105 is provided with an air outlet grille 8, the air outlet grille 8 is provided with an annular air outlet duct 801, and the inner side and the outer side of the annular air outlet duct 801 are both closed. The inner side and the outer side of the annular air outlet channel 801 are sealed, so that a certain air-out-free area is formed on the inner side, air flows ejected by the annular air outlet channel 801 cannot be extruded and opposite to each other to the inner side, the generation of turbulent flow is reduced, and the air outlet effect is better.

Example III

In a common hair drier, a switch key and a temperature adjusting gear are generally arranged, but when the hair drier is used, if a high-temperature gear is adopted, the temperature is too high and the hair drier is not easy to control, and hair or scalp is easy to scald; if a low temperature gear is adopted, the hair cannot be dried quickly, and time and labor are wasted.

The embodiment provides another hair care mode of the hair dryer, referring to fig. 5, the hair dryer shell 1 is provided with a control button assembly 9 in communication connection with the control circuit board 2; the control button assembly 9 comprises an opening key 901, a closing key 902 and a mode key 903; the opening key 901 and the closing key 902 are respectively in control connection with the control circuit board 2; the heating element 601 has a low temperature gear, a medium temperature gear, a high temperature gear and a circulation temperature gear, and the mode key 903 is in control connection with the circulation temperature gear, the low temperature gear, the medium temperature gear and the high temperature gear of the heating element 601.

The low temperature gear, the medium temperature gear and the high temperature gear are consistent with the prior art, and the requirements of users on various air outlet temperatures are met.

The circulation temperature gear is added, under the gear, the heating temperature of the heating body 601 can automatically change, namely, after low-temperature wind is discharged for a period of time, high-temperature wind is discharged at intervals of high and low temperatures, and the hair can be quickly dried on the premise of not scalding skin and hair, so that good use experience is provided.

Preferably, the on key 901 and the off key 902 are the same large-sized key sleeve 9a, and the mode key 903 is a single small-sized key sleeve 9b, so that the user can easily and accurately realize control with obvious difference feeling when holding the device.

Example IV

Referring to fig. 8 to 9, in a further arrangement of the present utility model, the inner housing 101 extends downward to form a narrow and long circuit bracket 10, and a through groove 1001 is provided in the circuit bracket 10, and the control circuit board 2 is at least partially disposed in the through groove 1001, so as to provide a sufficient installation space for the control circuit board 2, reduce space occupation of the internal plenum 103, and make air intake smoother.

Preferably, the circuit support 10 and the outer casing 102 are formed with an air inlet channel 1002, and the size of the air inlet channel 1002 is larger than that of the pressurizing air duct 103, so that the pressurizing effect can be achieved through the arrangement of the size.

Example five

Referring to fig. 11, in a further arrangement of the fourth embodiment, an air intake cover 11 is sleeved at the lower end of the electric hair dryer housing 1, and the air intake cover 11 is located at the peripheral side of the air intake runner 1002, so as to form a 360-degree full-scale air intake structure, so as to increase the air intake.

The 4 side walls of the air inlet hood 11 are provided with the diversion holes 1101, the diversion holes 1101 are inclined from bottom to top, so that the air inlet 104 can play a role in diversion to form spiral air inlet, stronger forward flowing wind pressure can be formed, and air inlet efficiency and air inlet quantity are further effectively improved.

It should be noted that other technical solutions of the present utility model belong to the prior art, and are not described in detail.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (10)

1. The utility model provides a high-speed hair-drying, hair-care hairdryer which characterized in that includes:

the electric hair drier shell (1) comprises an inner shell (101) and an outer shell (102), wherein a pressurizing air duct (103) is formed in the inner shell (101);

a control circuit board (2) arranged in the hair dryer shell (1);

a high-speed motor fan assembly (3) disposed within the plenum duct (103);

the air inlet (104) and the air outlet (105), the air inlet (104) is arranged in the lower area of the inner shell (101), the air outlet (105) is arranged in the upper area of the inner shell (101), and the size of the air inlet (104) is larger than that of the air outlet (105);

the supercharging cover (4) is arranged in the supercharging air duct (103), the tail end of the supercharging cover (4) is in butt joint with the air outlet (105), the supercharging cover (4) is provided with an integrated cavity (401), the cavity is gradually reduced from bottom to top, and an arc-shaped flow guide surface (402) is formed at a position close to the air outlet (105);

the negative ion generating device comprises a negative ion device main body (5) and an electric release tip (501), wherein the negative ion device main body (5) is arranged between the pressurizing cover (4) and the outer shell (102), and the electric release tip (501) is arranged on the pressurizing cover (4) and is positioned at the tail end of the pressurizing air duct (103).

2. The high-speed hair drying and conditioning hairdryer according to claim 1, wherein: the supercharging air duct (103) in still be equipped with heating device (6), heating device (6) including heat-generating body (601) and gather hot cover body (602), heat-generating body (601) integral mount in heat-generating body (601), gather hot cover body (602) at least part stretch into in supercharging cover (4), just gather hot cover body (602) and supercharging cover (4) and form flush joint connection (6 a).

3. The high-speed hair drying and conditioning hairdryer according to claim 1, wherein: the air outlet (105) is located at the front side of the inner shell (101), a drainage inclined plane (106) is formed between the outer shell (102) and the inner shell (101), and the drainage inclined plane (106) is distributed at the outer periphery side of the air outlet (105).

4. The high-speed hair drying and conditioning hairdryer according to claim 1, wherein: a current stabilizer (7) is arranged between the control circuit board (2) and the high-speed motor fan assembly (3), and a plurality of honeycomb-shaped flow guide through holes (701) are uniformly distributed on the current stabilizer (7).

5. The high-speed hair drying and conditioning hairdryer according to claim 1, wherein: the air outlet (105) is provided with an air outlet grille (8), the air outlet grille (8) is provided with an annular air outlet duct (801), and the inner side and the outer side of the annular air outlet duct (801) are both sealed.

6. The high-speed hair drying and conditioning hairdryer of claim 5, wherein: the electric hair drier shell (1) is in a straight rod shape, and the length direction of the annular air outlet duct (801) is in the same direction as the length direction of the electric hair drier shell (1).

7. The high-speed hair drying and conditioning hairdryer according to claim 2, wherein: the electric hair drier is characterized in that an operation button assembly (9) which is in communication connection with the control circuit board (2) is arranged on the electric hair drier shell (1);

the control button assembly (9) comprises an opening key (901), a closing key (902) and a mode key (903);

the opening key (901) and the closing key (902) are respectively connected with the control circuit board (2) in a control way;

the heating element (601) is provided with a low temperature gear, a medium temperature gear, a high temperature gear and a circulating temperature gear, and the mode key (903) is in control connection with the circulating temperature gear, the low temperature gear, the medium temperature gear and the high temperature gear of the heating element (601).

8. The high-speed hair drying and conditioning hairdryer according to claim 1, wherein: the inner shell (101) extends downwards to form a narrow and long circuit bracket (10), a through groove (1001) is formed in the circuit bracket (10), and the control circuit board (2) is at least partially arranged in the through groove (1001).

9. The high-speed hair drying and conditioning hairdryer of claim 8, wherein: the circuit support (10) and the outer shell (102) are provided with an air inlet runner (1002), and the size of the air inlet runner (1002) is larger than that of the pressurizing air duct (103).

10. The high-speed hair drying and conditioning hairdryer of claim 9, wherein: the lower end of the hair dryer shell (1) is sleeved with an air inlet cover (11), and the air inlet cover (11) is positioned on the periphery of the air inlet runner (1002);

the four side walls of the air inlet cover (11) are respectively provided with a diversion hole (1101), and the diversion holes (1101) are inclined from bottom to top.