CN118340346A - Quick hair dryer - Google Patents

Abstract

The invention discloses a quick hair dryer, which comprises a machine body, wherein the machine body comprises an air inlet, an air outlet and a main air flow channel positioned between the air inlet and the air outlet, a heating element and a cyclone part are arranged in the main air flow channel, and air flow in the main air flow channel forms rotary air flow through the cyclone part so as to form hot cyclone at the air outlet, and the hot cyclone is used for sucking air outside the air outlet. The invention is beneficial to generating cold and hot mixed flow at the air outlet end of the machine body, and effectively reduces the air flow temperature of the air outlet, thereby avoiding scalding users due to overhigh air flow temperature of the air outlet and improving the use experience of the users.

Description

Quick hair dryer

Technical Field

The invention relates to a household appliance, in particular to a quick hair dryer.

Background

The blower usually comprises a fan assembly and a heating assembly, air is sucked into the machine body through the fan assembly, and the air is heated through the heating assembly, so that the blower blows hot air, and the purpose of drying is achieved. In the prior art, as shown in fig. 3 and the specification of the patent CN103932481a, an electrothermal blower is disclosed, a heating cylinder and a spiral coil are arranged in the whole shell, the coil can generate an alternating magnetic field to generate vortex in the heating cylinder, so that the temperature of the heating cylinder is increased, air is mainly heated by contacting the heating cylinder, but the air flow of a hot air channel is in a laminar flow state, the contact area of the air and the heating cylinder is smaller, the heat generated by the heating cylinder is difficult to be conducted to the air flowing through the heating cylinder, the heat exchange rate with the air is lower, and the heated high-temperature air is directly blown to a user from an air outlet, so that the hair quality and scalp of the user are damaged.

Disclosure of Invention

The invention aims to provide a quick hair dryer, which mainly solves the technical problem of scalding users caused by overhigh air flow temperature of an air outlet of the hair dryer.

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

The utility model provides a quick hair drier, includes the organism, the organism includes air intake, air outlet and is located the main air current passageway between air intake and the air outlet, establish heating element and whirlwind portion in the main air current passageway, the air current in the main air current passageway forms rotatory air current through whirlwind portion to form hot whirlwind at the air outlet, hot whirlwind is curled up and is inhaled the outer gas of air outlet.

The cyclone part is arranged between the heating piece and the air outlet.

The cyclone part and the heating piece are integrally formed, and the main airflow channel penetrates through the heating piece.

The cyclone part is arranged in the heating part, and a part of the main airflow channel is formed between the heating part and the cyclone part.

The cyclone part comprises a center column and a spiral blade arranged on the outer side wall of the center column, and the edge of the spiral blade is abutted with the inner wall of the heating piece.

The spiral radius of the spiral vane is consistent along the length direction of the center post.

The spiral radius of the spiral vane gradually decreases along the flow direction of the air flow in the main air flow channel.

The center column is of a hollow structure, and one end, close to the air inlet, of the center column is closed.

The heating piece comprises a heating body and a coil assembly, the coil assembly is arranged on the periphery of the heating body, the coil assembly comprises an electromagnetic induction coil, and a gap is reserved between the electromagnetic induction coil and the heating body.

And a magnetic shielding device is arranged outside the electromagnetic induction coil.

After the technical scheme is adopted, the invention has the following advantages:

1. According to the application, the heating element and the cyclone part are arranged in the main airflow channel, so that when the airflow in the main airflow channel passes through the cyclone part to form rotary airflow, hot cyclone is formed at the air outlet, the hot cyclone winds up the air outside the air outlet to generate cold and hot mixed flow, and the temperature of the airflow at the air outlet is effectively reduced, so that the user is prevented from being scalded due to the overhigh temperature of the airflow at the air outlet, and the use experience of the user is improved.

2. The cyclone part is arranged between the heating part and the air outlet, so that the hot air flow heated by the heating part flows into the cyclone part to form rotary air flow, then hot cyclone is formed at the air outlet, the air outlet path of the hot air flow is prolonged, the user scalding caused by the fact that the hot air flow with too high temperature directly blows out of the air outlet is avoided, the hot cyclone is used for sucking air outside the air outlet through the air outlet, cold and hot mixed flow is generated, the air flow temperature of the air outlet is further reduced, the user is prevented from being scalded due to the fact that the air flow temperature of the air outlet is too high, and the user experience is further improved.

3. Cyclone portion and heating piece integrated into one piece, main air current passageway passes the heating piece, so, simplifies the organism structure, does benefit to organism miniaturization and sets up, and the user of being convenient for carries, promotes user's use and experiences.

4. The cyclone part is arranged in the heating element, and a part of the main airflow channel is formed between the heating element and the cyclone part, so that when airflow enters the heating element, the heat exchange area and the heat exchange duration of the airflow and the heating element are increased, and the heat efficiency of the heating element is improved.

5. The cyclone part comprises a center column and a spiral blade arranged on the outer side wall of the center column, and the edge of the spiral blade is abutted with the inner wall of the heating piece. Therefore, the edge of the spiral blade is abutted with the inner wall of the heating piece, so that air moves in a spiral adherence manner, the contact area of the air and the heating piece is increased, and the heat exchange rate of the air and the heating piece is further increased.

6. The spiral radius of the spiral vane is consistent along the length direction of the center post. Therefore, when cold air flows from the air inlet end to the air outlet end of the cyclone air duct, the heat exchange area and time of the air and the heating piece are further increased, the heat efficiency is improved, on the other hand, the spiral blades are also beneficial to cutting high-speed air at the upstream, and the air at the air outlet is more uniform.

7. The spiral radius of the spiral vane gradually decreases along the flow direction of the air flow in the main air flow channel. Thus, the air inlet end of the cyclone air duct is convenient for air inlet, the air inlet resistance is reduced, the air pressure of the air outlet end of the cyclone air duct is increased, and the air outlet speed is improved.

8. The center column is of a hollow structure, and one end, close to the air inlet, of the center column is closed. So, be hollow structure through the center post, be favorable to the inside heat dissipation of center post, also can alleviate the weight of quick hair dryer to and the center post is close near the one end of air intake, is favorable to guiding main air current passageway air inlet to flow along the periphery of center post, increases heat transfer area, promotes thermal efficiency, effectively prevents that the air in the main air current passageway from getting into hollow structure.

9. The heating piece comprises a heating body and a coil assembly, the coil assembly is arranged on the periphery of the heating body, the coil assembly comprises an electromagnetic induction coil, and a gap is reserved between the electromagnetic induction coil and the heating body. So, through having the clearance between electromagnetic induction coil and the heat-generating body, make electromagnetic induction coil and heat-generating body indirect contact, be favorable to reducing the heat transfer between heating element and the electromagnetic induction coil, reduced the reverse heating of heating element to electromagnetic induction coil, be favorable to preventing that electromagnetic induction coil temperature rise is too high and lead to the internal resistance to rise to be favorable to guaranteeing electromagnetic induction coil's life.

10. And a magnetic shielding device is arranged outside the electromagnetic induction coil. Therefore, the magnetic shielding device forms an annular closed magnetic field outside the electromagnetic induction coil, the closed magnetic field can restrict an alternating magnetic field generated by the electromagnetic induction coil, the alternating magnetic field is prevented from being outwards diffused, an external object is heated, and the safety of the hair dryer is further improved.

Drawings

The invention is further described below with reference to the accompanying drawings:

Fig. 1 is a schematic structural diagram of a quick-drying hair dryer according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a quick-drying hair dryer according to a first embodiment of the present invention;

FIG. 3 is an exploded view of a housing according to a first embodiment of the present invention;

FIG. 4 is a schematic structural view of a heating element according to a first embodiment of the present invention;

FIG. 5 is a schematic view showing the structure of a heating element and a cyclone part according to a first embodiment of the present invention;

FIG. 6 is a cross-sectional view of a heating element and cyclone portion according to a first embodiment of the present invention;

FIG. 7 is a schematic diagram of a quick-action hair dryer according to another embodiment of the present invention;

Fig. 8 is a schematic structural view of a cyclone part according to another embodiment of the present invention.

In the figure, 1, a machine body; 11. a housing; 12. an air inlet; 13. an air outlet; 14. a main air flow channel; 15. a cyclone air duct; 16. a gap; 17. an inner air duct; 18. an outer air duct; 2. a handle; 3. a heating member; 31. a heating element; 32. an electromagnetic induction coil; 33. a coil support; 331. convex ribs; 4. a cyclone part; 41. a center column; 42. a helical blade; 51. a magnet; 52. a magnet holder; 6. a motor; 7. an impeller.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein.

It should be understood that, in various embodiments of the present invention, the size of the sequence numbers of each process is not meant to indicate the order of execution, and the order of execution of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.

It should be understood that in the present invention, "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

It should be understood that in the present invention, "plurality" means two or more. "and/or" is merely an association relationship describing an association object, meaning that three relationships may exist, for example, X and/or Y may represent: x alone, X and Y together, and Y alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. "comprising X, Y and Z", "comprising X, Y, Z" means that all three of X, Y, Z comprise, "comprising X, Y or Z" means that one of X, Y, Z comprises, "comprising X, Y and/or Z" means that any one or any two or three of X, Y, Z comprise.

The technical scheme of the invention is described in detail below by specific examples. The following specific embodiments may be combined with or replaced with each other according to actual situations, and the same or similar concepts or processes may not be described in detail in some embodiments.

As shown in fig. 1 to 6, the present invention provides a quick dryer, which comprises a machine body 1 and a handle 2, wherein the machine body 1 comprises an air inlet 12, an air outlet 13 and a main air flow channel 14 positioned between the air inlet 12 and the air outlet 13, a heating element 3, a cyclone part 4 and a fan corresponding to the air inlet 12 are arranged in the main air flow channel 14, the fan comprises a motor 6 and an impeller 7, the main air flow channel 14 drives the impeller 7 to rotate for air inlet through the motor 6, the air flow in the main air flow channel 14 forms a rotary air flow through the cyclone part 4 so as to form a hot cyclone at the air outlet 13, and the hot cyclone is used for winding the air outside the air outlet 13.

In the application, the heating element 3 and the cyclone part 4 are arranged in the main air flow channel 14, when the air flow in the main air flow channel 14 passes through the cyclone part 4 to form rotary air flow so as to form hot cyclone at the air outlet 13, the hot cyclone winds the air outside the air outlet 13 to generate cold and hot mixed flow, and the air flow temperature of the air outlet 13 is effectively reduced, so that the user is prevented from being scalded due to the overhigh air flow temperature of the air outlet 13, and the use experience of the user is improved.

It should be noted that, the position and the structural arrangement of the cyclone portion 4 may be that the cyclone portion 4 is located between the heating element 3 and the air outlet 13; the cyclone part 4 and the heating element 3 can be integrally formed, and the main air flow channel passes through the heating element 14; the cyclone part 4 is arranged in the heating element 3, and a part of wind of the main airflow channel 14 is formed between the heating element 3 and the cyclone part 4; the cyclone part 4 can be arranged between the heating element 3 and the air inlet 12; therefore, the person skilled in the art can perform the position and the structural arrangement of the cyclone part according to the structure, the performance requirement and the appearance of the hairdryer, as long as the air flow in the main air flow channel forms a rotary air flow through the cyclone part so as to form a hot cyclone at the air outlet, the hot cyclone sucks the air outside the air outlet, and the position and the structural arrangement of the cyclone part are not limited to the above mode.

In the first embodiment, the cyclone part 4 is disposed in the heating element, and a part of the main airflow channel 14 is formed between the heating element 3 and the cyclone part 4, so that when airflow enters the heating element 3, the heat exchange area and the heat exchange duration of the airflow and the heating element 3 are increased, thereby being more beneficial to improving the thermal efficiency of the heating element 3. Meanwhile, a cyclone air duct 15 communicated with the air inlet 12 and the air outlet 13 is formed between the heating piece 3 and the cyclone part 4, wherein the cyclone air duct 15 is a part of the main air flow channel 14, so that the air flow around the air outlet 13 can be attracted by the rotary air flow discharged from the air outlet 13, cold and hot mixed flows are generated, the air flow temperature of the air outlet 13 is effectively reduced, the user is prevented from being scalded due to the fact that the air flow temperature of the air outlet 13 is too high, and the use experience of the user is improved.

It should be noted that, the hair dryer is provided with an air inlet for external air to enter, in one embodiment, the air inlet is arranged on the machine body 1, and the rapid hair dryer is a back-air dryer; in another embodiment, the air inlet is arranged on the handle 2, and the quick hair dryer is the handle 2 air inlet hair dryer. Of course, in other embodiments, the quick hair dryer may be a dual-inlet air dryer, and air inlets are formed on the machine body 1 and the handle 2, so as to realize large-air-volume air inlet. When the machine body 1 is provided with the air inlet, the air inlet 12 can be used as the air inlet.

In the hair dryer with the air inlet provided on the handle 2, the direction of air flow in the hair dryer is shown by the arrow in fig. 1.

Specifically, the cyclone part 4 comprises a central column 41 and a spiral blade 42 arranged on the outer side wall of the central column 41, the edge of the spiral blade 42 is abutted against the inner wall of the heating element 3, so that air moves in a spiral adherence manner, the contact area between the air and the heating element 3 is increased, and the heat exchange rate between the air and the heating element 3 is further increased.

In this embodiment, the spiral radius of the spiral blade 42 is kept consistent along the length direction of the center column 41, when the cool air flows from the air inlet end to the air outlet end of the cyclone air duct 15, the heat exchange area and time of the air and the heating element 3 are further increased, which is more helpful for improving the heat efficiency, and on the other hand, the spiral blade 42 is also helpful for cutting the upstream high-speed air, so that the air of the air outlet 13 is more uniform.

The air flow from the air inlet 12 of the upstream high-speed wind finger to the cyclone part 4 is described.

As shown in fig. 7 and 8, in another implementation manner of this embodiment, the spiral radius of the spiral blade 42 gradually decreases along the airflow flowing direction in the airflow channel 14, so that the air inlet end of the cyclone air duct 15 is facilitated to be air-fed, the air inlet resistance is reduced, the air pressure at the air outlet end of the cyclone air duct 15 is increased, and the air outlet speed is increased.

In order to play an effective heat dissipation effect on the cyclone part 4, the central column 41 is of a hollow structure, so that heat dissipation inside the central column 41 is facilitated, the weight of the quick hair dryer can be reduced, and the central column 41 is located at one end of the cyclone air duct 15 for air intake and is closed, so that the cyclone air duct 15 for air intake is guided to flow along the periphery of the central column 41, the heat exchange area is increased, the heat efficiency is improved, air in the main air flow channel 14 is effectively prevented from entering the hollow structure, and the central column 41 is located at one end of the cyclone air outlet.

And, the heating element 3 includes heat-generating body 31 and coil pack, the coil pack sets up in the periphery of heat-generating body 31, the coil pack includes electromagnetic induction coil 32 and coil support 33, coil support 33 sets up on heat-generating body 31, coil support 33 is equipped with protruding muscle 331, electromagnetic induction coil 32 twines on protruding muscle 331, so that have clearance 16 between electromagnetic induction coil 32 and the coil support 33, thereby have clearance 16 between electromagnetic induction coil 32 and the heat-generating body 31, make heat-generating body 31, coil support 33 all and electromagnetic induction coil 32 indirect contact, be favorable to reducing the heat transfer between heat-generating element 31 and the electromagnetic induction coil 32, the reverse heating of heat-generating element to electromagnetic induction coil 32 has been reduced, be favorable to preventing that electromagnetic induction coil 32 temperature rise is too high and is led to the internal resistance to rise, thereby be favorable to guaranteeing electromagnetic induction coil 32's life, still can effectively reduce coil support 33's temperature.

It will be appreciated that the surface of the coil support 33 may also be provided with outwardly projecting mounting bars for mounting the electromagnetic coil 32 such that a gap 16 is provided between the electromagnetic coil 32 and the coil support 33. And is not limited thereto.

The gap 16 may be provided between the coil holder 33 and the heating element 31 so that the gap 16 is provided between the electromagnetic induction coil 32 and the heating element 31.

In this embodiment, the outer wall of the heating element 31 is flat, which is advantageous for reducing wind resistance and facilitating air outlet.

In another implementation manner of this embodiment, the outer wall of the heating element 31 is corrugated, so that not only the contact area between the heating element 31 and the air can be increased, but also the flowing state of the air and the outer wall of the heating element 31 can be changed into turbulent flow through laminar flow, and further the heat exchange efficiency of the air and the outer wall of the heating element 31 can be improved.

In order to reduce the temperature on the surface of the machine body 1, the magnetic shielding device is arranged outside the electromagnetic induction coil 32, the machine body 1 comprises a shell 11, the magnetic shielding device is arranged in the shell 11, an annular closed magnetic field is formed outside the electromagnetic induction coil 32 by the magnetic shielding device, the closed magnetic field can restrict an alternating magnetic field generated by the electromagnetic induction coil 32, the alternating magnetic field is prevented from being outwards diffused, the shell 11 is heated, and the safety of the hair dryer is further improved.

In order to further reduce the temperature of the electromagnetic induction coil 32, an inner air channel 17 which is communicated with the air inlet 12 and the air outlet 13 is formed between the heating element 31 and the magnetic shielding device, the electromagnetic induction coil 32 is positioned in the inner air channel 17, so that cold air input from the air inlet 12 can dissipate heat of the electromagnetic induction coil 32 when flowing through the inner air channel 17, the temperature of the electromagnetic induction coil 32 is reduced, the internal resistance rise and the magnetic regression caused by the overhigh temperature rise of the electromagnetic induction coil 32 are further prevented, the service life of the electromagnetic induction coil 32 is guaranteed, and on the other hand, the air outlet 13 can output cold and hot mixed air flow, and the user experience is improved.

Specifically, the magnetic shielding device includes a magnet 51 and a magnet support 52, the magnet 51 is disposed on the magnet support 52, an outer air duct 18 communicating the air inlet 12 and the air outlet 13 is formed between the housing 11 and the magnet support 52, so that when cold air input from the air inlet 12 flows through the outer air duct 18, heat dissipation can be performed on the housing 11 and the magnet support 52, the temperature of the housing 11 and the magnet support 52 is reduced, and on the other hand, cold and hot mixed air flow can be output from the air outlet 13, so that user experience is improved.

Example two

In this embodiment, whirlwind portion locates between heating element and the air outlet, and the hot air flow after the heating element heats flows into whirlwind portion in forming rotatory air current, forms hot whirlwind at the air outlet again, prolongs the air-out route of hot air current, avoids the high hot air current of temperature to blow out the air outlet directly and leads to the user to scald, and hot whirlwind is rolled up the outside gas of suction air outlet at the air outlet, produces cold and hot mixed flow, further reduces the air current temperature of air outlet, avoids the air current temperature of air outlet to be too high and scalds the user, further promotes user's use experience.

Other structures of the second embodiment are the same as those of the first embodiment, and will not be described in detail here.

Example III

In this embodiment, whirlwind portion and heating piece integrated into one piece, main air current passageway passes the heating piece, simplifies the organism structure, does benefit to the miniaturized setting of organism, and the user of being convenient for carries, promotes user's use and experiences.

Other structures of the third embodiment are the same as those of the first embodiment, and will not be described in detail here.

Example IV

In this embodiment, the cyclone part 4 is disposed between the heating element 3 and the air inlet 12, so that the air flow entering through the air inlet 12 forms a rotating air flow in the cyclone part 4, and then enters the heating element to be heated, so as to form a hot cyclone, and the hot cyclone is discharged through the air outlet 13, and the hot cyclone sucks the air outside the air outlet 13, and generates a cold-hot mixed flow at the air outlet 13, so as to effectively reduce the air flow temperature of the air outlet 13.

Other structures of the fourth embodiment are the same as those of the first embodiment, and will not be described in detail here.

In addition to the preferred embodiments described above, other embodiments of the present invention are also contemplated as falling within the scope of the claimed invention, as well as all other embodiments that may be made by one of ordinary skill in the art without making any inventive effort based on the embodiments of the present invention.

Claims (10)

1. The utility model provides a quick hair drier, includes the organism, the organism includes air intake, air outlet and is located the main air current passageway between air intake and the air outlet, its characterized in that, establish heating element and whirlwind portion in the main air current passageway, the air current in the main air current passageway forms rotatory air current through whirlwind portion to form hot whirlwind at the air outlet, hot whirlwind is taken up the outer gas of air outlet.

2. A quick acting hair dryer according to claim 1 wherein the cyclone is located between the heating element and the air outlet.

3. A quick acting hair dryer according to claim 1 wherein the cyclone is integrally formed with the heating element and the primary air flow path extends through the heating element.

4. A quick acting hair dryer according to claim 1 wherein the cyclone portion is disposed within the heating element, the heating element and cyclone portion forming a portion of the primary air flow path therebetween.

5. A quick acting hair dryer as in claim 4 wherein: the cyclone part comprises a center column and a spiral blade arranged on the outer side wall of the center column, and the edge of the spiral blade is abutted with the inner wall of the heating piece.

6. A quick acting hair dryer as in claim 5 wherein: the spiral radius of the spiral vane is consistent along the length direction of the center post.

7. A quick acting hair dryer as in claim 5 wherein: the spiral radius of the spiral vane gradually decreases along the flow direction of the air flow in the main air flow channel.

8. A quick acting hair dryer as in claim 5 wherein: the center column is of a hollow structure, and one end, close to the air inlet, of the center column is closed.

9. A quick-action hair dryer according to claim 1, wherein: the heating piece comprises a heating body and a coil assembly, the coil assembly is arranged on the periphery of the heating body, the coil assembly comprises an electromagnetic induction coil, and a gap is reserved between the electromagnetic induction coil and the heating body.

10. A quick acting hair dryer as claimed in claim 9, wherein: and a magnetic shielding device is arranged outside the electromagnetic induction coil.