CN114145557A

CN114145557A - Hair drier

Info

Publication number: CN114145557A
Application number: CN202210024280.4A
Authority: CN
Inventors: 冯业
Original assignee: Dongguan Lemei Intelligent Technology Co ltd
Current assignee: Dongguan Lemei Intelligent Technology Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-03-08

Abstract

The invention discloses a blower which comprises a shell, a blower assembly, a control device and a counter, wherein the shell is provided with an air inlet, an air outlet and an air supply duct positioned between the air inlet and the air outlet; the fan assembly is arranged in the air supply duct and has a reverse cleaning mode for driving airflow to flow from the air outlet to the air inlet; the control device is arranged on the shell and electrically connected with the fan assembly, and the control device can be used for controlling the fan assembly to enter a reverse rotation cleaning mode; the counter is arranged on the shell and electrically connected with the control device, and the counter is used for accumulating the starting times of the blower and sending a first electric signal required to enter a reverse rotation cleaning mode to the control device when the accumulated starting times of the blower is more than 500 times. The technical scheme of the invention can clean the dust accumulated in the blower due to long service time in time.

Description

Hair drier

Technical Field

The invention relates to the technical field of hairdressing products, in particular to a hair drier.

Background

The hair drier is a household common electric appliance, drives a rotor to drive a fan blade to rotate by a motor to realize hair drying and shaping, and can be used for local drying, heating and physical therapy in laboratories, physical therapy rooms, industrial production, art designing and the like. However, when the hair dryer is used for a long time, air is blown to absorb certain foreign matters (such as dust) into the fan due to the fact that air suction is needed, and therefore the normal use of the hair dryer is affected; for the situation, the current solution is to manually disassemble the hair dryer and then clean the hair dryer, but the user can easily neglect the situation of cleaning the hair dryer, which results in the hair dryer not being cleaned in time.

Disclosure of Invention

The invention mainly aims to provide a hair drier, which aims to clean dust accumulated in the hair drier after long-term use in time.

In order to achieve the above object, the present invention provides a hair dryer, comprising:

the shell is provided with an air inlet, an air outlet and an air supply duct positioned between the air inlet and the air outlet;

the fan assembly is arranged in the air supply duct and has a reverse cleaning mode for driving airflow to flow from the air outlet to the air inlet;

the control device is arranged on the shell and electrically connected with the fan assembly, and the control device can be used for controlling the fan assembly to enter the reverse rotation cleaning mode; and

the counter is arranged on the shell and electrically connected with the control device, and the counter is used for accumulating the starting times of the blower so as to send a first electric signal required to enter the reverse cleaning mode to the control device when the accumulated starting times of the blower is more than 500 times.

Optionally, the control device includes a control component and a prompt component, the prompt component is disposed on the housing, the prompt component, the counter and the fan component are all electrically connected to the control component, and the prompt component is configured to send a first prompt message for prompting that the blower needs to enter the reverse cleaning mode when the cumulative number of times of starting up is greater than 500 times.

Optionally, the prompt component comprises a prompt lamp, the prompt lamp is electrically connected with the control component, and the prompt lamp is used for sending the first reminding information.

Optionally, the prompt component comprises a plurality of prompt lamps, the plurality of prompt lamps are electrically connected with the control component, and the control component is used for controlling the plurality of prompt lamps to flicker in a reciprocating manner to send the first reminding information.

Optionally, the plurality of indicator lights include at least two wind speed indicator lights, the blower has at least two wind speed gears, each wind speed gear corresponds to each wind speed indicator light one to one, the control assembly includes a wind speed adjusting module, each wind speed indicator light is electrically connected to the wind speed adjusting module, the wind speed adjusting module is used for controlling the blower to switch between the wind speed gears, and the control assembly is used for controlling the plurality of wind speed indicator lights to flicker to send out the first reminding information; and/or the presence of a gas in the gas,

the hair drier further comprises a heating device, the heating device is arranged in the air supply duct, the hair drier is provided with at least two power gears, the plurality of prompting lamps comprise at least two power indicating lamps, each power gear corresponds to each power indicating lamp one to one, the control assembly comprises a power adjusting module, the heating device and each power indicating lamp are electrically connected with the power adjusting module, the power adjusting module is used for controlling the fan assembly to be switched between each power gear, and the control assembly is used for controlling the power indicating lamps to flicker in a reciprocating mode to send out the first reminding information.

Optionally, the wind speed adjusting module includes a wind speed controller and a wind speed adjusting key, the wind speed adjusting key and each of the wind speed indicating lamps are electrically connected to the wind speed adjuster, the wind speed adjusting key is exposed outside the housing, the wind speed adjusting key is used for generating a first adjusting electrical signal, and the wind speed controller receives the first adjusting signal and then adjusts the wind speed to a corresponding wind speed gear by controlling the fan assembly;

within a preset time period when the prompt component sends the first prompt message:

if the wind speed adjusting key is pressed for a long time to reach a first preset time, the control assembly controls the fan assembly to enter the reverse rotation cleaning mode to reach a preset time, and the accumulated starting times of the counter are cleared;

if the wind speed adjusting key is not pressed for a long time or the wind speed adjusting key is not pressed for a long time which is not up to a first preset time and exceeds a preset time period for sending first reminding information by the reminding component, the control component controls the fan component to enter a forward rotation blowing mode and controls the reminding component to send the first reminding information when the hair dryer is started next time.

Optionally, when the cumulative number of times of starting the hair dryer is greater than 500 times, the control component controls the prompt component to send out a first reminding message, controls the fan component to rotate in the reverse direction, so as to enter the reverse cleaning mode for a predetermined time, and clears the cumulative number of times of starting the hair dryer from the counter.

Optionally, a reminding time duration of the first reminding information is greater than or equal to a cleaning time duration of the reverse cleaning mode.

Optionally, when the cumulative number of times of starting the blower is greater than 500 times, the control device controls the fan assembly to rotate in reverse direction to enter the reverse cleaning mode for a predetermined time, and clears the cumulative number of times of starting the blower.

Optionally, the casing includes the dryer and connect in the handle of dryer lateral part, the dryer is equipped with air intake, air outlet and the air supply wind channel, controlling means locates the handle.

According to the technical scheme, the counter is arranged on the blower, the counter is used for accumulating the starting-up times of the blower, so that when the accumulated starting-up times of the blower used by a user is more than 500 times, the counter can send a first electric signal to the control device, the control device can control the blower assembly to enter a reverse rotation cleaning mode to blow out foreign matters such as dust in the blower from the air inlet, and self cleaning in the blower is achieved. So do not need the user to dismantle the hair-dryer and wash, after the user used the accumulative power-on number of times of hair-dryer to be greater than 500, can in time clear up the hair-dryer in because of the dust of long back accumulation of live time, can avoid the user to forget the condition of clean hair-dryer, convenient to use person uses.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 view of an embodiment of a hair dryer of the present invention;

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

figure 3 is a schematic view of the blower of figure 1 at another angle.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Shell body	41	Wind speed adjusting key
11	Air duct	411	First gear additional key
				111	Air inlet	412	First gear reduction key
112	Air outlet	51	Power adjusting key
				113	Air supply duct	511	Second gear additional key
12	Handle (CN)	512	Second gear reduction key
				20	Fan assembly	61	Cold air control key
30	Prompting component	62	Power switch
				31	Wind speed indicator lamp	70	Filter element
32	Power indicator lamp	80	Control device

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

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment 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, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a blower.

In the embodiment of the present invention, as shown in fig. 1 to 3, the blower includes a housing 10, a blower assembly 20, a control device 80 and a counter, the housing 10 is provided with an air inlet 111, an air outlet 112 and an air supply duct 113 between the air inlet 111 and the air outlet 112; the fan assembly 20 is installed in the air supply duct 113, and the fan assembly 20 has a reverse cleaning mode for driving the airflow to flow from the air outlet 112 to the air inlet 111; the control device 80 is arranged on the shell 10, the control device 80 is electrically connected with the fan assembly 20, and the control device 80 can be used for controlling the fan assembly 20 to enter a reverse rotation cleaning mode; the counter is arranged on the casing 10 and electrically connected with the control device 80, and the counter is used for accumulating the startup times of the blower and sending a first electric signal to the control device 80 when the accumulated startup times of the blower is more than 500.

In this embodiment, the blower assembly 20 has a forward blowing mode, and when the blower assembly 20 is in the forward blowing mode, the blower assembly 20 drives the airflow to flow from the air inlet 111 to the air outlet 112, so as to blow hair or other purposes for a user. When the foreign matters such as dust in the blower (the air supply duct 113) need to be cleaned, the control device 80 controls the blower assembly 20 to enter the reverse cleaning mode, so that the external air flow enters the air supply duct 113 from the air outlet 112 and is blown out from the air inlet 111, and the foreign matters such as dust on the fan assembly 20 and the like in the air supply duct 113 can be blown out from the air inlet 111, thereby realizing self-cleaning in the blower. That is, when the user starts the hair dryer for use, the blower is defaulted to enter the forward rotation blowing mode, and when the foreign matters such as dust in the blower (the blowing duct 113) need to be cleaned, the control device 80 can control the blower assembly 20 to enter the reverse rotation cleaning mode.

When the accumulated number of times of the forward rotation blowing mode of the blower is greater than 500 times, the counter can send a corresponding first electric signal to the control device 80, so that the control device 80 can control the blower assembly 20 to enter the reverse rotation cleaning mode for self-cleaning. It should be noted that after the counter can send a corresponding first electrical signal to the control device 80, the control device 80 can be configured to automatically control the fan assembly 20 to enter the reverse cleaning mode. Alternatively, the control device 80 is provided with a button configured to control the fan assembly 20 to enter the reverse cleaning mode by a user manually operating the button after the counter is able to send a corresponding first electrical signal to the control device 80. The counter may be an electronic counting module provided on the main control board of the control device 80, or may be a software program in the controller.

According to the technical scheme, the counter is arranged on the blower, the counter is used for accumulating the starting-up times of the blower, so that when the accumulated starting-up times of the blower used by a user is more than 500, the counter can send a first electric signal to the control device 80, the control device 80 can control the fan assembly 20 to enter a reverse rotation cleaning mode to blow out foreign matters such as dust in the blower from the air inlet 111, and self cleaning in the blower is achieved. So do not need the user to dismantle the hair-dryer and wash, after the user used the accumulative power-on number of times of hair-dryer to be greater than 500, can in time clear up the hair-dryer in because of the dust of long back accumulation of live time, can avoid the user to forget the condition of clean hair-dryer, convenient to use person uses.

In one embodiment, the control device 80 includes a control component and a prompt component 30, the prompt component 30 is disposed on the casing 10, the prompt component 30, the counter and the blower component 20 are all electrically connected to the control component, and the prompt component 30 is configured to send a first prompt message for prompting that the reverse cleaning mode needs to be entered when the cumulative number of times of starting the blower is greater than 500 times. Specifically, when the accumulated number of times of using the blower in the forward rotation blowing mode is greater than 500 times, the counter can send a corresponding first electric signal to the control device 80, so that the control device 80 controls the prompting component 30 to send a first prompting message for prompting the user to enter the reverse rotation cleaning mode. The fan assembly 20 may be automatically controlled by the control device 80 to enter the reverse cleaning mode while the prompt assembly 30 issues the first reminder message. Or the control device 80 is provided with a button, and after the prompting component 30 sends out the first prompting message to prompt the user, the button is manually operated by the user to control the fan component 20 to enter the reverse rotation cleaning mode. The first reminding information can be optical information or acoustic information.

In an embodiment, the indication component 30 includes an indication lamp electrically connected to the control component, and the indication lamp is used for sending the first reminding message. Namely, the prompt sends out the first reminding information by normally lighting or flashing, so the structure is simple. Of course, in other embodiments, the lifting assembly includes a speaker electrically connected to the control device 80, and the warning light is used for emitting the first warning message, that is, the first warning message may be a warning sound or a warning voice message, so that the user can visually know the first warning message.

In an embodiment, the indication assembly 30 includes a plurality of indication lamps, the plurality of indication lamps are electrically connected to the control assembly, and the control assembly is configured to control the plurality of indication lamps to flash back and forth to send out the first reminding information. A plurality of warning lights flash with the mode of "horse race lamp" promptly, so can make first warning information more obvious for the user observes first warning information more easily. Wherein, the number of the prompting lamps can be two, three, four, five, six or more. Of course, in other embodiments, only one prompting lamp may be provided, and the first prompting message is sent out through the prompting lamp.

In an embodiment, the plurality of warning lights include at least two wind speed indicating lights 31, the hair dryer has at least two wind speed gears, each wind speed gear corresponds to each wind speed indicating light 31 one-to-one, the control assembly includes a wind speed adjusting module, each wind speed indicating light 31 is electrically connected with the wind speed adjusting module, and the wind speed adjusting module is used for controlling the hair dryer to switch between each wind speed gear. In this embodiment, the control component is configured to control the plurality of wind speed indicator lights 31 to flash back and forth to send out the first reminding message. Specifically, the outlet air speed blown out from the air outlet 112 at each wind speed gear is different, that is, the rotating speed of the fan assembly 20 corresponding to each wind speed gear is different, and a wind speed indicator 31 is provided on the blower corresponding to each wind speed gear. When the blower is controlled to be switched to a certain wind speed gear by the wind speed adjusting module, the wind speed indicating lamp 31 corresponding to the wind speed gear is correspondingly turned on (the wind speed indicating lamp 31 corresponding to the wind speed gear and the wind speed indicating lamps 31 corresponding to all wind speed gears lower than the wind speed gear can also be turned on), so that a user is reminded of which wind speed gear the current forward rotation air outlet mode is specifically located. When setting up a plurality of wind speed gears, convenient to use person selects the wind speed gear according to actual demand, can convenient to use person use. When sending out first warning information through the reciprocal scintillation of a plurality of wind speed pilot lamps 31 of control assembly control, utilize wind speed pilot lamp to send first warning information in other words, can reduce or avoid additionally setting up the condition of being used for sending the pilot lamp of first warning information alone, be favorable to simplifying the structure of hair-dryer. Wherein, the hair dryer can have two wind speed gears, three wind speed gears or four wind speed gears. In addition, in other embodiments, the plurality of indicator lights include a plurality of wind speed indicator lights 31 and a plurality of warning indicator lights, the wind speed indicator lights 31 are used for corresponding to the wind speed gear, and the plurality of warning indicator lights are used for sending out the first warning model.

In one embodiment, the plurality of wind speed gears include a cold wind gear, and the wind speed adjusting module can control the blower to switch between the cold wind gear and each wind speed gear.

In an embodiment, the wind speed adjusting module includes a wind speed controller and a wind speed adjusting key 41, the wind speed adjusting key 41 and each wind speed indicator lamp 31 are electrically connected to the wind speed controller, the wind speed adjusting key 41 is exposed outside the housing 10, the wind speed adjusting key 41 is used for generating a first adjusting electrical signal, and the wind speed controller receives the first adjusting signal and then adjusts the first adjusting signal to a corresponding wind speed gear by controlling the fan assembly 20;

within a preset time period for the prompt component 30 to issue the first reminder:

if the long-time pressing of the wind speed adjusting key 41 reaches a first preset time, the control assembly controls the fan assembly 20 to enter a reverse rotation cleaning mode for a preset time, and the accumulated starting times of the counter are cleared;

if the wind speed adjusting key 41 is not pressed for a long time or the wind speed adjusting key 41 is pressed for a long time and the first preset time period exceeds the preset time period of the first reminding information sent by the reminding component 30, the control component controls the fan component 20 to enter the forward rotation blowing mode and controls the reminding component 30 to send the first reminding information when the hair dryer is started next time.

Specifically, when the user presses/pushes the wind speed adjusting key 41 to adjust the blower to a certain wind speed gear, the wind speed adjusting key 41 can generate a first adjusting electrical signal corresponding to the wind speed gear, and send the first adjusting electrical signal to the wind speed controller, and the wind speed controller receives the first adjusting signal and then adjusts the first adjusting signal to a rotating speed corresponding to the wind speed gear by controlling the blower assembly 20. The wind speed adjusting key 41 may be a push-type key, a push-type control key, or a touch-type key. The preset time period for the prompt component 30 to continuously send the first reminder message may be specifically 3 seconds, 4 seconds, 5 seconds, 6 seconds, 7 seconds, 8 seconds, 9 seconds, or other values. The duration of the first preset time may be 3 seconds, 4 seconds, 5 seconds, 6 seconds, 7 seconds, 8 seconds, 9 seconds, 10 seconds or other values. The predetermined time period of the cleaning mode may be specifically 5 seconds, 6 seconds, 7 seconds, 8 seconds, 9 seconds, 10 seconds, 11 seconds, 12 seconds, 13 seconds, 14 seconds, 15 seconds, or more than 15 seconds.

When the cumulative number of times of starting the hair dryer is greater than 500 times, the control device 80 controls the component to control the prompting component 30 to continuously send out the first reminding message for a preset time period. After the wind speed adjusting key 41 is pressed for a first preset time, a corresponding first adjusting electric signal is generated, and the first adjusting electric signal can be sent to the control component of the control device 80, so that after a user presses the wind speed adjusting key 41 for the first preset time, the control component of the control device 80 receives an electric second signal generated by the wind speed adjusting key 41, the fan component 20 is controlled to enter a reverse rotation cleaning mode for a preset time, namely, the fan component 20 rotates reversely within the preset time to perform the reverse rotation cleaning mode. After the preset time is exceeded, namely the reverse rotation cleaning mode is ended, and then the blower can normally enter the forward rotation blowing mode. The control device 80 may control the component to clear the accumulated startup times of the counter when the blower enters the reverse cleaning mode, or may control the component to clear the accumulated startup times of the counter after the reverse cleaning mode is finished, that is, the control device 80 controls the component to clear the accumulated startup times of the counter when the blower assembly 20 enters the reverse cleaning mode or when the reverse cleaning mode is finished, so that the counter is counted again after the blower is self-cleaned.

If the user does not press the wind speed adjustment key 41 for a long time or the long press of the wind speed adjustment key 41 does not reach the first preset time, the wind speed adjustment key 41 cannot generate the corresponding first adjustment electrical signal, so that the control device 80 does not control the assembly to receive the corresponding first adjustment electrical signal, and further does not control the fan assembly 20 to enter the reverse rotation cleaning mode. When the first reminding information sent by the reminding component 30 exceeds the preset time period, the control device 80 controls the component to control the reminding component 30 to stop sending the first reminding information, and at the moment, the blower can normally enter a forward rotation blowing mode. The blower does not enter the reverse cleaning mode for self-cleaning, so the accumulated starting-up times of the counter is not cleared, when the blower is started up next time, the accumulated starting-up times of the blower is still more than 500 times, at the moment, the counter can send the corresponding first electric signal to the control assembly of the control device 80 again, and the control assembly of the control device 80 controls the prompt assembly 30 to send out first prompt information for prompting a user to enter the reverse cleaning mode. Until the user presses the wind speed adjusting key 41 for a first preset time and enters the reverse cleaning mode. In the preset time period when the prompting component 30 sends the first prompting message, if the wind speed adjusting key 41 is not pressed for a long time or the wind speed adjusting key 41 is not pressed for a long time to reach the first preset time, the control device 80 controls the component to control the fan component 20 to be in the shutdown state.

So set up, can make things convenient for the user to get into reversal clean mode at any time and carry out the automatically cleaning to the hair-dryer.

In an embodiment, the wind speed adjustment key 41 includes a first gear up key 411 and a first gear down key 412, the first gear up key 411 is used for controlling the wind speed gear to switch from the low gear to the high gear, and the first gear down key 412 is used for controlling the wind speed gear to switch from the high gear to the low gear, so that the adjustment manner of the wind speed gear is easy for the user to understand clearly. Of course, in other embodiments, the wind speed gear may be cyclically shifted from the low gear to the high gear by pressing a wind speed adjustment key 41.

In other embodiments, the control device 80 comprises a main control board and a cleaning control key, the cleaning control key is electrically connected to the main control board and exposed outside the housing 10, and the cleaning control key is used for generating a fifth electrical signal for controlling the fan assembly 20 to enter the reverse cleaning mode through the main control board. Specifically, the cleaning control key is independently arranged, the cleaning control key is configured to generate a fifth electric signal when being pressed, the fifth electric signal can be sent to the main control board, and the main control board receives the fifth signal and then controls the fan assembly 20 to enter a reverse cleaning mode. The independent cleaning control key is arranged to start the reverse cleaning mode, so that a user can know the starting mode of the reverse cleaning mode more clearly, and the operation of the user can be facilitated.

In an embodiment, the hair dryer further includes a heating device, the heating device is disposed in the air supply duct 113, the hair dryer has at least two power stages, the plurality of warning lights include at least two power indicator lights 32, each power stage corresponds to each power indicator light 32 one-to-one, the control assembly includes a power adjustment module, the heating device and each power indicator light 32 are electrically connected to the power adjustment module, and the power adjustment module is used for controlling the fan assembly 20 to switch between each power stage. Specifically, the power of the heating device is different at each power gear, that is, the air outlet temperature blown out from the air outlet 112 by the blower corresponding to each power gear is different, and a power indicator lamp 32 is arranged on the blower corresponding to each power gear. When the blower is controlled to be switched to a certain power gear by the power adjusting module, the power indicator lamp 32 corresponding to the power gear is correspondingly turned on (the power indicator lamp 32 corresponding to the power gear and the power indicator lamps 32 corresponding to all power gears lower than the power gear can also be turned on), so as to remind a user of which power gear the current forward rotation air outlet mode is specifically located. When setting up a plurality of power gears, convenient to use person selects the air-out temperature according to actual demand, can convenient to use person use. Wherein, the blower can have two power gears, three power gears or four power gears.

In one embodiment, the control device 80 controls the components to control the plurality of power indicator lights 32 to flash back and forth to emit the first alert. Therefore, when the control component of the control device 80 controls the power indicator lamps 32 to flicker back and forth to send the first reminding information, the power indicator lamps are used for sending the first reminding information, so that the situation that the indicator lamps used for sending the first reminding information are additionally and independently arranged can be reduced or avoided, and the structure of the hair dryer is simplified. Of course, in other embodiments, the plurality of warning lights include a plurality of power indicator lights 32 and a plurality of warning indicator lights, the power indicator lights 32 are used for corresponding to the power gear, and the plurality of warning indicator lights are used for sending out the first warning model.

In an embodiment, the power adjusting module includes a power controller and a power adjusting key 51, the power adjusting key 51 and each power indicator 32 are electrically connected to the power controller, the power adjusting key 51 is exposed outside the housing 10, the power adjusting key 51 is used for generating a second adjusting electrical signal, and the power controller receives the first adjusting signal and then adjusts to a corresponding power gear by controlling the fan assembly 20.

if the power adjusting key 51 is pressed for a long time to reach the first preset time, the control device 80 controls the component to control the fan component 20 to enter the reverse rotation cleaning mode for a preset time, and the accumulated starting times of the counter are cleared;

if the power adjusting key 51 is not pressed for a long time or the power adjusting key 51 is pressed for a long time and the first preset time period exceeds the preset time period for the prompting component 30 to send the first prompting message, the control device 80 controls the component to control the blower component 20 to enter the forward rotation blowing mode and controls the prompting component 30 to send the first prompting message when the blower is started next time.

Specifically, when the user presses/pushes the power adjustment key 51 to adjust the blower to a certain power gear, the power adjustment key 51 can generate a second adjustment electrical signal corresponding to the power gear, and send the second adjustment electrical signal to the power controller, and the power controller receives the first adjustment signal and then adjusts the first adjustment signal to a rotation speed corresponding to the power gear by controlling the blower assembly 20. The power adjusting key 51 may be a pressing key, a pushing control key or a touch key.

When the cumulative number of times of starting the hair dryer is greater than 500 times, the control device 80 controls the component to control the prompting component 30 to continuously send out the first reminding message for a preset time period. After the power adjusting key 51 is pressed for a long time for a first preset time, a corresponding second adjusting electric signal is generated, and the second adjusting electric signal can be sent to the control component of the control device 80, so that after a user presses the power adjusting key 51 for the long time for the first preset time, the control component of the control device 80 receives an electric second signal generated by the power adjusting key 51, the fan component 20 is controlled to enter a reverse rotation cleaning mode for a preset time, namely, the fan component 20 rotates reversely within the preset time to perform the reverse rotation cleaning mode. After the preset time is exceeded, namely the reverse rotation cleaning mode is ended, and then the blower can normally enter the forward rotation blowing mode. The control device 80 may control the component to clear the accumulated startup times of the counter when the blower enters the reverse cleaning mode, or may control the component to clear the accumulated startup times of the counter after the reverse cleaning mode is finished, that is, the control device 80 controls the component to clear the accumulated startup times of the counter when the blower assembly 20 enters the reverse cleaning mode or when the reverse cleaning mode is finished, so that the counter is counted again after the blower is self-cleaned.

If the user does not press the power adjustment key 51 for a long time or does not press the power adjustment key 51 for a long time for the first preset time, the power adjustment key 51 cannot generate a corresponding second adjustment electrical signal, so that the control device 80 does not control the assembly to receive the corresponding second adjustment electrical signal, and further does not control the fan assembly 20 to enter the reverse cleaning mode. When the first reminding information sent by the reminding component 30 exceeds the preset time period, the control device 80 controls the component to control the reminding component 30 to stop sending the first reminding information, and at the moment, the blower can normally enter a forward rotation blowing mode. The blower does not enter the reverse cleaning mode for self-cleaning, so the accumulated starting-up times of the counter is not cleared, when the blower is started up next time, the accumulated starting-up times of the blower is still more than 500 times, at the moment, the counter can send the corresponding first electric signal to the control assembly of the control device 80 again, and the control assembly of the control device 80 controls the prompt assembly 30 to send out first prompt information for prompting a user to enter the reverse cleaning mode. Until the user presses the power adjustment key 51 for a first preset time and enters the reverse cleaning mode. In the preset time period when the prompting component 30 sends the first prompting message, if the power adjusting key 51 is not pressed for a long time or the power adjusting key 51 is not pressed for a long time to reach the first preset time, the control device 80 controls the component to control the fan component 20 to be in the shutdown state.

In one embodiment, the power adjustment key 51 includes a second gear up key 511 and a second gear down key 512, the second gear up key 511 is used for controlling the power gear to be switched from the low gear to the high gear, and the second gear down key 512 is used for controlling the power gear to be switched from the high gear to the low gear, so as to facilitate the user to clearly understand the adjustment manner of the power gear. Of course, in other embodiments, the power range may be cycled from a low range to a high range by depressing a power adjustment key 51.

In an embodiment, the hair dryer further includes a heating device, the heating device is disposed in the air supply duct 113, the hair dryer has at least two power gears, the plurality of warning lights include at least two power indicator lights 32 and at least two air speed indicator lights 31, each power gear corresponds to each power indicator light 32 one by one, the control component of the control device 80 includes a power adjusting module, the heating device and each power indicator light 32 are electrically connected to the power adjusting module, and the power adjusting module is used for controlling the fan assembly 20 to switch between each power gear; the blower is provided with at least two wind speed gears, each wind speed gear corresponds to each wind speed indicator lamp 31 one by one, the control assembly of the control device 80 comprises a wind speed adjusting module, each wind speed indicator lamp 31 is electrically connected with the wind speed adjusting module, and the wind speed adjusting module is used for controlling the blower to be switched among the wind speed gears; the control device 80 is used for controlling the plurality of power indicator lamps 32 to flicker to send out the first reminding information, or the control device 80 is used for controlling the plurality of wind speed indicator lamps 31 to flicker to send out the first reminding information.

In another embodiment, the hair dryer further includes a heating device, the heating device is disposed in the air supply duct 113, the hair dryer has at least two power gears, the plurality of warning lights include at least two power indicator lights 32 and at least two air speed indicator lights 31, each power gear corresponds to each power indicator light 32 one by one, the control component of the control device 80 includes a power adjusting module, the heating device and each power indicator light 32 are electrically connected to the power adjusting module, and the power adjusting module is used for controlling the fan assembly 20 to switch between each power gear; the blower is provided with at least two wind speed gears, each wind speed gear corresponds to each wind speed indicator lamp 31 one by one, the control assembly of the control device 80 comprises a wind speed adjusting module, each wind speed indicator lamp 31 is electrically connected with the wind speed adjusting module, and the wind speed adjusting module is used for controlling the blower to be switched among the wind speed gears; the control device 80 controls the components to control the plurality of power indicator lights 32 and the plurality of wind speed indicator lights 31 to flash back and forth in sequence to send out the first reminding information.

In one embodiment, the display colors of the power indicator light 32 and the wind speed indicator light 31 are two types, that is, the display colors of the power indicator light 32 and the wind speed indicator light 31 are different, for example, the power indicator light 32 is one of a red light, a blue light, a green light and a yellow light, and the wind speed indicator light 31 is the other of the red light, the blue light, the green light and the yellow light. This can be easily distinguished by the user.

Unlike the embodiment requiring the user to manually control the blower to enter the reverse cleaning mode, in another embodiment, when the cumulative number of times of starting the blower is greater than 500 times, the control component controls the prompting component 30 to send out the first prompting message and controls the blower component 20 to rotate in reverse direction to enter the reverse cleaning mode for a predetermined time and clear the cumulative number of times of starting the blower.

Specifically, when the accumulated number of times of starting the hair dryer is greater than 500 times, the counter can send a corresponding first electric signal to the control assembly, after the control assembly receives the first electric signal sent by the counter, the control prompting assembly 30 continuously sends out the first prompting information for a preset time period, and at the same time, the control prompting assembly 20 is also controlled to rotate in the reverse direction for a preset time period, so as to enter a reverse cleaning mode for self-cleaning, and at this time, the first prompting information is used for prompting the hair dryer to perform self-cleaning. That is, the first electrical signal sent by the counter to the control assembly corresponds to a trigger signal for the fan assembly 20 to enter the reverse cleaning mode. Therefore, manual operation of a user is not needed, the situation that the user forgets to clean the hair drier can be avoided, and the hair drier is convenient to use for the user.

The control component may clear the accumulated startup times of the counter when entering the reverse cleaning mode, or may clear the accumulated startup times of the counter after the reverse cleaning mode is finished, that is, the control component is configured to clear the accumulated startup times of the counter when the blower assembly 20 enters the reverse cleaning mode or when the reverse cleaning mode is finished, so that the counter counts again after the blower is self-cleaned.

In one embodiment, the reminding time length of the first reminding message is greater than or equal to the cleaning time length of the reverse cleaning mode. Namely, the prompting component 30 can send out the first prompting message to remind the user that the hair dryer is self-cleaning in the whole cleaning process of the reversal cleaning mode, so that misoperation of the user can be well prevented.

Unlike the embodiment requiring the user to manually control the blower to enter the reverse cleaning mode, in another embodiment, when the cumulative number of times the blower is turned on is greater than 500 times, the control device 80 controls the fan assembly 20 to rotate in the reverse direction to enter the reverse cleaning mode for a predetermined time and clears the cumulative number of times the counter is turned on.

Specifically, when the accumulated number of times of starting the blower is greater than 500 times, the counter can send a corresponding first electric signal to the control device 80, and after receiving the first electric signal sent by the counter, the control device 80 directly controls the fan assembly 20 to rotate in the reverse direction for a predetermined time, so as to enter a reverse rotation cleaning mode for self-cleaning. That is, the first electrical signal sent by the counter to the control device 80 corresponds to a trigger signal for the fan assembly 20 to enter the reverse cleaning mode. Therefore, manual operation of a user is not needed, the situation that the user forgets to clean the hair drier can be avoided, and the hair drier is convenient to use for the user.

The control device 80 may clear the accumulated number of times of starting up the counter when the blower enters the reverse cleaning mode, or may clear the accumulated number of times of starting up the counter after the reverse cleaning mode is finished, that is, the control device 80 is configured to clear the accumulated number of times of starting up the counter when the blower assembly 20 enters the reverse cleaning mode or when the reverse cleaning mode is finished, so that the counter counts again after the blower is self-cleaned.

In an embodiment, the casing 10 includes an air duct 11 and a handle 12 connected to a side portion of the air duct 11, the air duct 11 is provided with an air inlet 111, an air outlet 112 and an air supply duct 113, the control device 80 is provided on the handle 12, and the prompt component 30 is provided on the air duct 11 or the handle 12. Specifically, handle 12 is towards the side protruding setting of dryer 11, and handle 12 is used for supplying the user to hold, so can the user of being convenient for hold the use hair-dryer, can utilize handle 12 to set up controlling means 80 simultaneously, can make full use of the space utilization of hair-dryer. Of course, in other embodiments, the air inlet 111 may be disposed at an end of the handle 12 away from the air duct 11.

In one embodiment, the hair dryer further includes a power switch 62, the power switch 62 is electrically connected to the control device 80, and the power switch 62 is located on a side of the handle 12 close to the air inlet 111. That is, the power switch 62 is disposed on a side (rear side) of the handle 12 away from the air outlet 112, and when the blower is connected to the power source, the power switch 62 is turned on. With such an arrangement, the possibility that the user accidentally touches the power switch 62 can be reduced, that is, the possibility that the user accidentally touches the power switch 62 to turn off the hair dryer during the normal use of the hair dryer can be reduced. And the setting of power switch 62 can avoid the condition that the user suspends to pull out the power cord in the use process. Optionally, the power switch 62 is a push-to-turn switch to further reduce the risk of the power switch 62 being touched by mistake. Of course, in other embodiments, the power switch 62 may be a push switch. Alternatively, the power switch 62 may not be provided, and the blower may be turned on when it is plugged in.

In one embodiment, the wind speed adjustment key 41 and the power adjustment key 51 are disposed on a side of the handle 12 facing the outlet 112 for user operation.

In one embodiment, the hair dryer further includes a heating device and a temperature sensor, both of which are electrically connected to the control device 80, the heating device is disposed between the air outlet 112 and the blower assembly 20, and the temperature sensor is in heat-conducting connection with the heating device. Specifically, the heating device can generate heat when being powered on, so that the temperature of the airflow blown out from the air outlet 112 can be heated, and the hot air blowing function of the hair dryer is realized. The temperature sensor is used for detecting the temperature of the heating device, and when the temperature of the heating device is detected to be higher than the preset temperature, the control device 80 controls the heating device to stop heating so as to prevent the blower from overheating.

In one embodiment, the hair dryer further includes a cool air control key 61, the cool air control key 61 is exposed outside the housing 10 and electrically connected to the control device 80, the cool air control key 61 is configured to send a third electric signal to the control device 80 for a long time, the control device 80 controls the heating device to suspend heating according to the third electric signal sent by the cool air control key 61, the cool air control key 61 is further configured to send a fourth electric signal to the control device 80 after being released, and the control device 80 controls the heating device to continue heating according to the fourth electric signal sent by the cool air control key 61. So can be convenient for the switching of hair-dryer cold wind and hot-blast.

In one embodiment, the hair dryer further includes a filter 70, and the filter 70 is disposed between the air inlet 111 and the fan assembly 20 for blocking foreign substances such as dust in the air entering from the air inlet 111. In one embodiment, the filtering member 70 includes an annular peripheral wall and a cover plate covering one end of the annular peripheral wall, the end of the annular peripheral wall away from the cover plate is open and disposed toward the fan assembly 20, and the annular peripheral wall and the bottom plate are both provided with a plurality of air flow passing holes. This is equivalent to increasing the surface area of the filter member 70, which can increase the number of the air flow passing holes while ensuring the small size of the air flow passing holes, thereby ensuring the good dust blocking effect and ensuring the air flow passing amount. Alternatively, the outer diameter of the annular peripheral wall gradually decreases in a direction away from the fan assembly 20, that is, the annular peripheral wall gradually shrinks in a direction away from the fan assembly 20, so as to increase the wind receiving area of the annular peripheral wall when the fan assembly 20 is in the reverse cleaning mode, so that dust on the fan assembly 20 can be better blown out from the air flow hole of the annular peripheral wall. Of course, in other embodiments, the annular peripheral wall may be cylindrical. Alternatively, the filter member 70 may have a flat mesh shape.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A hair dryer, comprising:

2. The hair dryer of claim 1, wherein the control device comprises a control component and a prompting component, the prompting component is disposed on the housing, the prompting component, the counter and the fan component are all electrically connected with the control component, and the prompting component is used for sending a first prompting message for prompting that the reverse cleaning mode needs to be entered when the accumulated starting times of the hair dryer is more than 500 times.

3. The hair dryer of claim 2, wherein the prompting component comprises a prompting lamp, the prompting lamp is electrically connected with the control component, and the prompting lamp is used for sending the first reminding information.

4. The hair dryer of claim 3, wherein the prompting component comprises a plurality of prompting lamps, the plurality of prompting lamps are electrically connected with the control component, and the control component is used for controlling the plurality of prompting lamps to flicker back and forth to send out the first prompting message.

5. The blower of claim 4, wherein the plurality of indicator lights include at least two wind speed indicator lights, the blower has at least two wind speed gears, each wind speed gear corresponds to each wind speed indicator light one to one, the control assembly includes a wind speed adjustment module, each wind speed indicator light is electrically connected to the wind speed adjustment module, the wind speed adjustment module is used for controlling the blower to switch between each wind speed gear, and the control assembly is used for controlling the plurality of wind speed indicator lights to flash back and forth to send the first reminding information; and/or the presence of a gas in the gas,

6. The blower of claim 5, wherein the wind speed adjusting module comprises a wind speed controller and a wind speed adjusting key, the wind speed adjusting key and each wind speed indicator are electrically connected with the wind speed regulator, the wind speed adjusting key is exposed out of the housing and is used for generating a first adjusting electric signal, and the wind speed controller receives the first adjusting signal and then adjusts the wind speed controller to a corresponding wind speed gear by controlling the fan assembly;

7. The hair dryer of claim 2, wherein said control assembly controls said prompting assembly to issue a first warning message and controls said blower assembly to rotate in a reverse direction to enter said reverse cleaning mode for a predetermined time and to clear the cumulative number of starts of said counter when the cumulative number of starts of said hair dryer is greater than 500.

8. The hair dryer of claim 7, wherein a reminder duration of said first reminder message is greater than or equal to a cleaning duration of said reversal cleaning mode.

9. The blower of claim 1, wherein said control means controls said blower assembly to rotate in reverse to enter said reverse cleaning mode for a predetermined amount of time and to clear the cumulative number of activations of said counter when the cumulative number of activations of said blower is greater than 500 activations.

10. The hair dryer of claim 1, wherein said housing comprises a wind tunnel and a handle connected to a side portion of said wind tunnel, said wind tunnel is provided with said wind inlet, said wind outlet and said wind supply duct, and said control device is provided with said handle.