CN108851462A - Hand-held hair dryer - Google Patents
Hand-held hair dryer Download PDFInfo
- Publication number
- CN108851462A CN108851462A CN201710322911.XA CN201710322911A CN108851462A CN 108851462 A CN108851462 A CN 108851462A CN 201710322911 A CN201710322911 A CN 201710322911A CN 108851462 A CN108851462 A CN 108851462A
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- resistance
- comparator
- air inlet
- tie point
- blower fan
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- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 241000883990 Flabellum Species 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 230000005669 field effect Effects 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 230000037237 body shape Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cleaning And Drying Hair (AREA)
Abstract
The invention discloses a kind of hand-held hair dryers comprising：Shell, air inlet and outlet, blower fan module and heating module, the air inlet and air outlet are set on shell, it is characterized in that, air duct is provided in shell, air inlet and outlet and air duct form the gas passage of perforation, and heating module and blower fan module are from top to bottom set in turn on the gas passage；Shell is in cylindrical shape, and air inlet is set to cylindrical body lower end, and air outlet is set to cylindrical body upper end and towards X-direction；Air outlet is in annulus shape, the logical external world in centre；Blower fan module is made of small-sized brushless motor and flabellum, and is located at the middle part of gas passage.Its structure is separate and changed wind direction by air inlet and air outlet, while unique hair when avoiding use without exposed fan design is involved in, and improves safety when using, and light-weight, small in size, using more convenient, improves practicability.
Description
Technical field
The present invention relates to a kind of handheld device for hair nursing, especially a kind of hand-held hair dryer.
Background technique
At present in the drying hair of hair nursing and forming hair, the general hair care appliance for using hair dryer, existing skill
Hair dryer in art is mainly made of brush motor, flabellum, resistive heater and switch.The closure switch after accessing power supply,
Brush motor drive flabellum rotate actuating air, air through energization resistive heater be heated, finally from tuyere flow out with
Reach the purpose of drying hair, forming hair, and the hair dryer volume of above structure is larger, weight weight, is easy in long-time use
Cause user tired out, in addition, flabellum is tightly attached to air inlet, exposed area is larger, and the hair in use that easily occurs is caused to be rolled up
Enter the risk of motor, to influence the convenience used and practicability.
Summary of the invention
A kind of compact designed the purpose of the present invention is to solve the deficiency of above-mentioned technology, it is light-weight, it avoids
Hair occurs and is involved in the hand-held hair dryer in the motor of blower fan module by air inlet.
The hand-held hair dryer that the present invention designs comprising：Shell, air inlet and outlet, blower fan module and heated mould
Block, the air inlet and air outlet are set on shell, and air duct is provided in shell, and air inlet and outlet and air duct are formed
The gas passage of perforation, heating module and blower fan module are from top to bottom set in turn on the gas passage；Shell is in cylinder
Body shape, air inlet are set to cylindrical body lower end, and air outlet is set to cylindrical body upper end and towards X-direction；Air outlet is in circular ring shape
Shape, the logical external world in centre；Blower fan module is made of small-sized brushless motor and flabellum, and is located at the middle part of gas passage.
Further preferably, air inlet is made of air inlet plate washer and strainer, and air inlet plate washer is the shelves equipped with several through-holes
Plate, strainer are sponge strainer.
It further preferably, further include the line control board for being set to blower fan module bottom, the bottom surface of air inlet baffle is provided with
Protective case is sequentially inserted into air inlet baffle and strainer at the top of protective case, and inserted with power cable, route control in protective case
Plate is equipped with transformer and microcontroller, and power cable is connect by transformer with microcontroller.
It further preferably, further include switch key and indicator light, switch key and indicator light are micro- with line control board
Controller connection.
It further preferably, further include temperature sensor, temperature regulating key and silicon controlled rectifier, silicon controlled rectifier member
Part, temperature sensor and temperature regulating key are connect with the microcontroller of line control board, silicon controlled rectifier and heating
Module connection, and temperature sensor and heating module are set on air duct.
It further preferably, further include wind-force regulating key for adjusting blower fan module wind-force, wind-force regulating key and line
The microcontroller of road control panel connects, and line control board is equipped with the power MOS for carrying out pulse width modulation to direct current
The brushless motor of field effect transistor, power MOS field effect transistor and blower fan module connects.
It further preferably, further include the control circuit that high revolving speed control is carried out for controlling the brushless motor of blower fan module,
And control circuit include comparator U21, comparator U22, comparator U23, resistance R10, resistance R11, resistance R12, resistance R13,
Resistance R14, resistance R15, resistance R17, resistance R18, resistance R44, R45, resistance R46, capacitor C23, capacitor C24 and capacitor C25；
Resistance R11 and resistance R12 is connected in series, and resistance R14 and resistance R15 are connected in series, and resistance R17 and resistance R18 go here and there
Connection connection, resistance R12, resistance R15 and resistance R18 connect with the three-phase contact on three-phase brushless motor in high revolving speed blower respectively
It connects；
The inverting input terminal of comparator U21, the inverting input terminal of comparator U22, the inverting input terminal of comparator U23, electricity
One end of one end and resistance R16 for hindering R13 is connect with one end of resistance R10, the tie point between resistance R11 and resistance R12
Connect with the other end of resistance R10, the connection of the other end of tie point and R13 between resistance R14 and resistance R15, resistance R17 with
The other end of tie point and R16 between resistance R18 connects, and tie point, resistance R14 between resistance R11 and resistance R12
Tie point, resistance R17 between resistance R15 and the tie point between resistance R18 are the dividing point of voltage；
The non-inverting input terminal of comparator U21 is connected between the tie point between resistance R11 and resistance R12 and resistance R10,
The non-inverting input terminal of comparator U22 is connected between the tie point between resistance R14 and resistance R15 and resistance R13, comparator
The non-inverting input terminal of U23 is connected between the tie point between resistance R117 and resistance R18 and resistance R16；
The output end of the output end of comparator U21, the output end of comparator U22 and comparator U23 is and line control board
On microcontroller connection；
The both ends of resistance R44 are connect with the positive pole of comparator U21 and output end respectively；Distinguish at the both ends of resistance R45
It is connect with the positive pole of comparator U22 and output end；The both ends of resistance R46 respectively with the positive pole of comparator U23 and defeated
Outlet connection；
The ground terminal of the tie point between resistance R10 and dividing point and R11 are connect respectively at the both ends of capacitor C23, capacitor
The ground terminal of the tie point between resistance R13 and dividing point and R14 are connect respectively at the both ends of C24, the both ends difference of capacitor C25
The ground terminal of tie point and R17 between resistance R16 and dividing point is connect.
Further preferably, the bottom in air duct is fixed with ionic discharge ring, and ionic discharge is located on the brushless electricity of blower fan module
At the top of machine, and ionic discharge ring is connect with the transformer in line control board, and the inner ring of ionic discharge ring, which is provided with, can produce greatly
Measure the tip with positive and negative charge ion wind.
Further preferably, the bottom in air duct is fixed with silica gel ring, and the brushless motor of blower fan module and flabellum are set to silicon
In cushion rubber.
Further preferably, heating module is in tabular, and is equipped with radiating fin in flat heating module medial surface.
The hand-held hair dryer that the present invention designs, structure is separate by air inlet and air outlet and has changed wind direction, simultaneously
Unique hair when avoiding use without exposed fan design is involved in, and improves safety when using, and light-weight, volume
It is small, using more convenient, improve practicability.
Detailed description of the invention
Fig. 1 is the overall structure diagram (one) of embodiment；
Fig. 2 is the overall structure diagram (two) of embodiment；
Fig. 3 is the overall structure diagram (three) of embodiment；
Fig. 4 is the controling circuit structure figure of embodiment；
Fig. 5 is the commutation control flow chart of embodiment.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
Embodiment：
As depicted in figs. 1 and 2, hair dryer is held described in the present embodiment comprising：Shell 10, goes out air inlet 210
Air port 710, blower fan module 300 and heating module 500, the air inlet 210 and air outlet 710 are set on shell 10, shell
Air duct 700 is provided in body 10, air inlet 210, air outlet 710 and air duct 700 form the gas passage of perforation, heating module
500 and blower fan module 300 be from top to bottom set in turn on the gas passage；Shell 10 is in cylindrical shape, and air inlet 210 is set
It is placed in cylindrical body lower end, air outlet 710 is set to cylindrical body upper end and towards X-direction；Air outlet 710 is in annulus shape, and shape
Lead to extraneous channel at intermediate, and the shape in channel is in circular cone stage body shape, so that the air outlet 710 of structure design can drive
The flowing of 710 surrounding air of air outlet, flows together with the high-speed air of air outlet 710, improves the air quantity of blowout, blower fan module
300 are made of small-sized brushless motor 302 and flabellum 301, and are located at the middle part of gas passage.Wherein blower fan module 300 can also be by
The neodymium iron boron outer rotor brushless motor 302 of high-energy density and the composition of flabellum 301 made of composite material, its main feature is that gathering around
By single layer 0.2mm ultra-thin silicon steel sheet stack of laminations at stator and the rotor that forms of multi-disc ndfeb magnet, compared to
The carbon brush electric motor of ferrite lattice can hold hair dryer to realize for 10 times of volume-diminished or more under power situation
Volume is smaller, and weight is lighter.
Air inlet 210 is made of air inlet plate washer 211 and strainer 212 in the present embodiment, with the effect for stopping foreign matter to enter；
Air inlet plate washer 211 is the plate washer equipped with several through-holes, and through-hole is aperture, to stop biggish barrier to enter shell 10
It is interior；Strainer 212 is sponge strainer, to stop dust and the hair of smaller size smaller to enter in shell 10；To by it is above-mentioned into
The design in air port 210 has reached protection user, and hair will not be involved in use, while protect equipment inner body
It will not be damaged because entering foreign matter.
It further include the line control board 220 set on 300 bottom of blower fan module, the bottom of air inlet baffle 211 in the present embodiment
Face is provided with protective case 102, and the top of protective case 102 is sequentially inserted into air inlet baffle 211 and strainer 212, and in protective case 102
Inserted with power cable 101, line control board 220 is equipped with transformer 222 and microcontroller 221, and power cable 101 passes through change
Depressor 222 is connect with microcontroller 221.Hand-held hair dryer need of work electric power, electric power are provided by power cable 101, supply lines
101 other end of cable is for connecting commercial power socket, to realize the electric power that line control board 220 is provided using power cable 101
The operating of complete machine is controlled, protective case 102 is for protecting power cable 101 not to be damaged when reciprocally bending, and transformation
It is that three-phase alternating current is used to driving blower fan module 300 and by low tension that device, which has DC inverter that power cable 101 provides,
The voltage in source is increased to 3000-4000V DC.
It further include switch key 611 and indicator light 614 in the present embodiment, switch key 611 and indicator light 614 are and route
The microcontroller 221 of control panel 220 connects.Its structure is realized to be completed with the prompt hair dryer energization that lights of indicator light 614, simultaneously
After pressing switch key, with the blower fan module 300 of the color transition of indicator light 614 prompt hair dryer and heating module 500 whether
Starting.
It further include temperature sensor 621, temperature regulating key 613 and silicon controlled rectifier 223 in the present embodiment, controllably
Silicon rectifier cell 223, temperature sensor 621 and temperature regulating key 613 connect with the microcontroller 221 of line control board 220
It connects, silicon controlled rectifier 223 is connect with heating module 500, and temperature sensor 621 and heating module 500 are set to air duct 700
On.The electric main that line control board 220 provides power cable 101 by silicon controlled rectifier 223 adjust voltage after with
Driving heating module 500 starts to heat the air flowed through, meanwhile, line control board 220 can be real-time in the process of running
The temperature data that temperature collection sensor 621 detects, and heating power of resistive heater in heating module 500 is carried out with this
Dynamic adjusts, and keeps the air themperature of blowout to meet the setting value of user, and obtain the constant of leaving air temp；Line control board
220 for the sample frequency of temperature data be up to 50 times it is per second, even if there is the blocked situation of air outlet or air inlet, outlet air
Temperature will not be excessively high to damage hair or cause risk on fire, to improve security performance and service performance.
It further include the wind-force regulating key 612 for adjusting 300 wind-force of blower fan module, wind-force regulating key in the present embodiment
612 connect with the microcontroller 221 of line control board 220, and line control board 220 is equipped with wide for carrying out pulse to direct current
Spend the power MOS field effect transistor 224 of modulation, the brushless motor of power MOS field effect transistor 224 and blower fan module 300
302 connections.Wherein line control board 220 can detecte the state of switch key 611 after accessing power supply, detect booting letter
The setting value for adjusting sliding key 612 after number according to wind-force, at this point, the direct current that transformer 222 provides power cable 101 is inverse
Become three-phase alternating current for driving blower fan module 300, line control board 220 utilizes the (letter of power MOS field effect transistor 224
Claim power MOSFET) pulse width modulation is carried out to direct current, realization controls the revolving speed of blower fan module 300, to control
Air quantity processed, structure make the control to wind-force more convenient reliable, improve service performance.
As shown in figure 4, further including carrying out high revolving speed for controlling the brushless motor 302 of blower fan module 300 in the present embodiment
The control circuit 225 of control, and control circuit 225 includes comparator U21, comparator U22, comparator U23, resistance R10, resistance
R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R17, resistance R18, resistance R44, R45, resistance R46, capacitor
C23, capacitor C24 and capacitor C25；
Resistance R11 and resistance R12 is connected in series, and resistance R14 and resistance R15 are connected in series, and resistance R17 and resistance R18 go here and there
Connection connection, resistance R12, resistance R15 and resistance R18 connect with the three-phase contact on three-phase brushless motor in high revolving speed blower respectively
It connects；
The inverting input terminal of comparator U21, the inverting input terminal of comparator U22, the inverting input terminal of comparator U23, electricity
One end of one end and resistance R16 for hindering R13 is connect with one end of resistance R10, the tie point between resistance R11 and resistance R12
Connect with the other end of resistance R10, the connection of the other end of tie point and R13 between resistance R14 and resistance R15, resistance R17 with
The other end of tie point and R16 between resistance R18 connects, and tie point, resistance R14 between resistance R11 and resistance R12
Tie point, resistance R17 between resistance R15 and the tie point between resistance R18 are the dividing point of voltage；
The non-inverting input terminal of comparator U21 is connected between the tie point between resistance R11 and resistance R12 and resistance R10,
The non-inverting input terminal of comparator U22 is connected between the tie point between resistance R14 and resistance R15 and resistance R13, comparator
The non-inverting input terminal of U23 is connected between the tie point between resistance R117 and resistance R18 and resistance R16；
The output end of the output end of comparator U21, the output end of comparator U22 and comparator U23 is and line control board
Microcontroller 221 on 220 connects；
The both ends of resistance R44 are connect with the positive pole of comparator U21 and output end respectively；Distinguish at the both ends of resistance R45
It is connect with the positive pole of comparator U22 and output end；The both ends of resistance R46 respectively with the positive pole of comparator U23 and defeated
Outlet connection；
The ground terminal of the tie point between resistance R10 and dividing point and R11 are connect respectively at the both ends of capacitor C23, capacitor
The ground terminal of the tie point between resistance R13 and dividing point and R14 are connect respectively at the both ends of C24, the both ends difference of capacitor C25
The ground terminal of tie point and R17 between resistance R16 and dividing point is connect.
The connecting line on connecting line MOTOR_A, resistance R15 when the arrangement works of its above-mentioned control circuit, on resistance R12
Connecting line MOTOR_C on MOTOR_B, resistance R18 is the driving line connecting with three-phase brushless motor, passes through resistance R10, resistance
R13, resistance R16 can generate midpoint on the connecting line of the inverting input terminal of comparator U21, comparator U22, comparator U23
Current potential SENSE_M, and can change and compare for the ratio of different motors adjustment R11/R12, R14/R15, R17/R18 resistance value
The overturning opportunity of device U21, comparator U22, comparator U23, after comparator is by comparing midpoint potential SENSE_M and partial pressure
The zero passage front signal that motor three-phase signal EMBF_A, EMBF_B, EMBF_C is indicated to output with low and high level, microcontroller
221 only need to detect that the low and high level zero cross signal of comparator output can determine whether zero passage, without complicated Analog-digital Converter
And operation.
Simultaneously as shown in figure 5, microcontroller 221 can first determine whether motor phase when electric motor starting, phase angle is in setting model
Can further judge whether the zero passage front signal of comparator output correct and the cumulative normal zero cross signal of storage, is examining when enclosing interior
Electric motor starting is normal after measuring enough correct zero cross signals, on the contrary then brake and provide report into normal commutation operation
Alert signal.
Its above-mentioned control circuit has the beneficial effect that：By having significantly simplified the calculating for zero cross signal, micro-control is reduced
The calculating pressure of device 221 processed, and microcontroller 221 only can judge motor zero passage by detecting low and high level, optimize calculating
Process reduces system operations amount when realizing same driving capability and protective capability；The lower low property of price can be utilized simultaneously
Can microcontroller 221 achieve that the driving of high-revolving brushless motor, reduce in the manufacturing cost for manufacturing hand-held hair dryer and
Selling cost in sale further can be judged quickly and carry out high revolving speed operation after control motor driven, simultaneously
Also have the function of protection circuit control panel 220 and brushless motor.
The bottom in air duct 700 is fixed with ionic discharge ring 401 in the present embodiment, and ionic discharge ring 401 is set to blower fan module
300 302 top of brushless motor, and ionic discharge ring 401 is connect with the transformer 222 in line control board 220, ionic discharge
The inner ring of ring 401 is provided with the tip that can produce largely with positive and negative charge ion wind.Wherein, it is produced to reduce electrostatic for hair
Raw influence and the structure designed, transformer carries out transformation to the low-tension supply of input in line control board 220, brings the voltage up
It is connected to 3000-4000V DC, and by pressure-resistant cable with ionic discharge ring 401.Ionic discharge ring 401 is by stainless steel substrates system
At ion wind can neutralize the electrostatic of body surface after blowing out, when body surface has positive charge, can attract in ion stream
Negative electrical charge on the contrary, can attract the positive charge in ion stream when body surface has negative electrical charge, and reaches and neutralizes object table
The purpose of the electrostatic in face improves service performance.
The bottom in air duct 700 is fixed with silica gel ring 310, and the brushless motor 302 of blower fan module 300 and fan in the present embodiment
Leaf 301 is set in silica gel ring.By silica gel ring blower fan module 300 is not contacted directly with cylindrical shell, and blower
Module 300 is wrapped up by silica gel ring 310, reduce blower fan module 300 brushless motor 302 and flabellum 301 work when vibration for
The influence of grip feeling and noise.
As shown in figure 3, heating module 500 is in tabular in the present embodiment, and set in flat heating module medial surface
There is radiating fin 501, structure makes the heat after heater plate intersperse among fast speed in air duct, improves heating module
Heating properties, and quickly leaving air temp can be improved to set temperature, avoid occurring because temperature improved it is slow due to cause it is straight
It connects and blows in the effect for flu of catching a cold on hair.
Working principle：Shell 10 provides the pressure vertically dried upwards, outside air warp by blower fan module 300 at work
Enter inside equipment after crossing air inlet baffle 211, the strainer that strainer 212 forms, flows through line control board 220 and blower mould group
300, heating module 500 is passed upward through, is finally flowed out via behind air duct 700 by air outlet 710.The air velocity in air duct 700
It is repeatedly improved, reaches most high speed in air outlet 710, so that the air that high speed projects can drive 710 surrounding air of air outlet
Flowing, flows together with the high-speed air of air outlet 710, improves the air quantity of blowout, while the air sucked is before air outflow
Air is heated by heating module 500, to realize hair nursing and moulding, or for the baking of other damp items
It is dry, wherein the model of above-mentioned microcontroller uses STM32F103CBT6.
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all that there is skill identical or similar to the present application
Art scheme, is within the scope of the present invention.
Claims (10)
1. a kind of hand-held hair dryer comprising：
Shell, air inlet and outlet, blower fan module and heating module, the air inlet and air outlet are set on shell；
It is characterized in that, being provided with air duct in shell, air inlet and outlet and air duct form the gas passage penetrated through, heating
Module and blower fan module are from top to bottom set in turn on the gas passage；
Shell is in cylindrical shape, and air inlet is set to cylindrical body lower end, and air outlet is set to cylindrical body upper end and towards X-direction；
Air outlet is in annulus shape, the logical external world in centre；
Blower fan module is made of small-sized brushless motor and flabellum, and is located at the middle part of gas passage.
2. hand-held hair dryer according to claim 1, which is characterized in that air inlet is made of air inlet plate washer and strainer,
Air inlet plate washer is the plate washer equipped with several through-holes, and strainer is sponge strainer.
3. hand-held hair dryer according to claim 2, which is characterized in that further include the route control set on blower fan module bottom
Making sheet, the bottom surface of air inlet baffle are provided with protective case, air inlet baffle and strainer are sequentially inserted at the top of protective case, and protect
Inserted with power cable in set, line control board is equipped with transformer and microcontroller, and power cable passes through transformer and micro-control
Device connection processed.
4. hand-held hair dryer according to claim 3, which is characterized in that further include switch key and indicator light, switch is pressed
Key and indicator light are connect with the microcontroller of line control board.
5. hand-held hair dryer according to claim 4, which is characterized in that further include temperature sensor, temperature regulating key
And silicon controlled rectifier, silicon controlled rectifier, temperature sensor and temperature regulating key with the micro-control of line control board
Device connection processed, silicon controlled rectifier are connect with heating module, and temperature sensor and heating module are set on air duct.
6. hand-held hair dryer according to claim 5, which is characterized in that further include the wind for adjusting blower fan module wind-force
The microcontroller of power regulating key, wind-force regulating key and line control board connects, and line control board is equipped with for direct current
Electricity carries out the power MOS field effect transistor of pulse width modulation, the brushless electricity of power MOS field effect transistor and blower fan module
Machine connection.
7. hand-held hair dryer according to claim 6, which is characterized in that further include the brushless electricity for controlling blower fan module
Machine carries out the control circuit of high revolving speed control, and control circuit includes comparator U21, comparator U22, comparator U23, resistance
R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R17, resistance R18, resistance R44, R45, resistance
R46, capacitor C23, capacitor C24 and capacitor C25；
Resistance R11 and resistance R12 are connected in series, and resistance R14 and resistance R15 are connected in series, and resistance R17 connects company with resistance R18
It connects, resistance R12, resistance R15 and resistance R18 are connect with the three-phase contact on three-phase brushless motor in high revolving speed blower respectively；
The inverting input terminal of comparator U21, the inverting input terminal of comparator U22, the inverting input terminal of comparator U23, resistance R13
One end and one end of resistance R16 connect with one end of resistance R10, tie point and resistance between resistance R11 and resistance R12
The other end of R10 connects, the other end connection of tie point and R13 between resistance R14 and resistance R15, resistance R17 and resistance
The other end of tie point and R16 between R18 connects, and tie point, resistance R14 and electricity between resistance R11 and resistance R12
Tie point, resistance R17 between resistance R15 and the tie point between resistance R18 are the dividing point of voltage；
The non-inverting input terminal of comparator U21 is connected between the tie point between resistance R11 and resistance R12 and resistance R10, is compared
The non-inverting input terminal of device U22 is connected between the tie point between resistance R14 and resistance R15 and resistance R13, comparator U23's
Non-inverting input terminal is connected between the tie point between resistance R117 and resistance R18 and resistance R16；
The output end of the output end of comparator U21, the output end of comparator U22 and comparator U23 is and in line control board
Microcontroller connection；
The both ends of resistance R44 are connect with the positive pole of comparator U21 and output end respectively；The both ends of resistance R45 respectively with than
Positive pole compared with device U22 is connected with output end；The both ends of resistance R46 respectively with the positive pole and output end of comparator U23
Connection；
The ground terminal of the tie point between resistance R10 and dividing point and R11 are connect respectively at the both ends of capacitor C23, capacitor C24's
The ground terminal of the tie point between resistance R13 and dividing point and R14 are connect respectively at both ends, the both ends of capacitor C25 respectively with electricity
Tie point between resistance R16 and dividing point is connected with the ground terminal of R17.
8. hand-held hair dryer according to claim 3, which is characterized in that the bottom in air duct is fixed with ionic discharge ring, from
Electron discharge is located at the top of the brushless motor of blower fan module, and ionic discharge ring is connect with the transformer in line control board, from
The inner ring of electron discharge ring is provided with the tip that can produce largely with positive and negative charge ion wind.
9. hand-held hair dryer according to claim 8, which is characterized in that the bottom in air duct is fixed with silica gel ring, and blower
The brushless motor and flabellum of module are set in silica gel ring.
10. hand-held hair dryer according to claim 5, which is characterized in that heating module is in tabular, and in flat
Heating module medial surface is equipped with radiating fin.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322911.XA CN108851462A (en) | 2017-05-09 | 2017-05-09 | Hand-held hair dryer |
| PCT/CN2017/098869 WO2018205451A1 (en) | 2017-05-09 | 2017-08-24 | Handheld electric hairdryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322911.XA CN108851462A (en) | 2017-05-09 | 2017-05-09 | Hand-held hair dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108851462A true CN108851462A (en) | 2018-11-23 |
Family
ID=64104382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710322911.XA Pending CN108851462A (en) | 2017-05-09 | 2017-05-09 | Hand-held hair dryer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108851462A (en) |
| WO (1) | WO2018205451A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021052313A1 (en) * | 2019-09-16 | 2021-03-25 | 深圳市物种起源科技有限公司 | Hair dryer having reverse blowing dust-removal function |
| WO2021052320A1 (en) * | 2019-09-16 | 2021-03-25 | 深圳市物种起源科技有限公司 | Electric hair dryer |
| CN113633085A (en) * | 2021-08-31 | 2021-11-12 | 苏州小枣树网络科技有限公司 | Handheld blower and control method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021129920A (en) * | 2020-02-21 | 2021-09-09 | パナソニックＩｐマネジメント株式会社 | Hair care device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530509Y (en) * | 2001-11-30 | 2003-01-15 | 永胜（东莞）电子有限公司 | Electric hair-drier with anion generator |
| CN201398600Y (en) * | 2009-01-19 | 2010-02-10 | 东明机电（深圳）有限公司 | Electric air blower adjusting the air quantity through PWM power supply |
| CN202043773U (en) * | 2010-12-09 | 2011-11-23 | 西南石油大学 | Electric blower with electromagnetic radiation monitoring function |
| CN104127016A (en) * | 2014-08-08 | 2014-11-05 | 济南大学 | Multifunctional electric hair drier |
| CN206079460U (en) * | 2016-10-08 | 2017-04-12 | 揭阳市永日科技有限公司 | Silence hairdryer |
| CN207055112U (en) * | 2017-05-09 | 2018-03-02 | 深圳市物种起源科技有限公司 | Hand-held hair dryer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3261107A (en) * | 1965-06-23 | 1966-07-19 | Sunbeam Corp | Hair dryer having hose storage means |
| CN201328477Y (en) * | 2008-11-24 | 2009-10-21 | 全洪云 | Effectively-muted electric hair dryer |
| US8732976B2 (en) * | 2011-04-15 | 2014-05-27 | Kiss Nail Products, Inc. | Rotating air directing apparatus for a hair dryer |
| CN202456968U (en) * | 2012-02-23 | 2012-10-03 | 范如能 | Negative ion hair-care hair drier |
-
2017
- 2017-05-09 CN CN201710322911.XA patent/CN108851462A/en active Pending
- 2017-08-24 WO PCT/CN2017/098869 patent/WO2018205451A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530509Y (en) * | 2001-11-30 | 2003-01-15 | 永胜（东莞）电子有限公司 | Electric hair-drier with anion generator |
| CN201398600Y (en) * | 2009-01-19 | 2010-02-10 | 东明机电（深圳）有限公司 | Electric air blower adjusting the air quantity through PWM power supply |
| CN202043773U (en) * | 2010-12-09 | 2011-11-23 | 西南石油大学 | Electric blower with electromagnetic radiation monitoring function |
| CN104127016A (en) * | 2014-08-08 | 2014-11-05 | 济南大学 | Multifunctional electric hair drier |
| CN206079460U (en) * | 2016-10-08 | 2017-04-12 | 揭阳市永日科技有限公司 | Silence hairdryer |
| CN207055112U (en) * | 2017-05-09 | 2018-03-02 | 深圳市物种起源科技有限公司 | Hand-held hair dryer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021052313A1 (en) * | 2019-09-16 | 2021-03-25 | 深圳市物种起源科技有限公司 | Hair dryer having reverse blowing dust-removal function |
| WO2021052320A1 (en) * | 2019-09-16 | 2021-03-25 | 深圳市物种起源科技有限公司 | Electric hair dryer |
| JP7437076B2 (en) | 2019-09-16 | 2024-02-22 | 深▲セン▼市物種起源科技有限公司 | hair dryer |
| CN113633085A (en) * | 2021-08-31 | 2021-11-12 | 苏州小枣树网络科技有限公司 | Handheld blower and control method |
| CN113633085B (en) * | 2021-08-31 | 2024-06-11 | 苏州小枣树网络科技有限公司 | Handheld blower and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018205451A1 (en) | 2018-11-15 |
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Application publication date: 20181123 |