CN109480446A - Hair dryer - Google Patents
Hair dryer Download PDFInfo
- Publication number
- CN109480446A CN109480446A CN201910005340.6A CN201910005340A CN109480446A CN 109480446 A CN109480446 A CN 109480446A CN 201910005340 A CN201910005340 A CN 201910005340A CN 109480446 A CN109480446 A CN 109480446A
- Authority
- CN
- China
- Prior art keywords
- air
- hair dryer
- body shell
- main body
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011148 porous material Substances 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 16
- 229920000742 Cotton Polymers 0.000 claims description 4
- 230000030279 gene silencing Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 238000007664 blowing Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 230000009466 transformation Effects 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
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
Abstract
A kind of hair dryer, including main body shell, handle housing, it is located at the intracorporal motor of the body shell, pcb board and the electronic device being located on the pcb board, one end of the pcb board is located in handle housing, the other end protrudes into main body shell, and the air outlet of the motor is against positioned at the intracorporal pcb board of the body shell.The air outlet of motor against pcb board, the temperature of the electronic device on pcb board can be reduced by heat loss through convection, increases the stability of hair dryer by the present invention.
Description
Technical field
The present invention relates to household appliance technical field, more specifically a kind of hair dryer.
Background technique
Conventional dryers are usually equipped with one piece of main PCB in handle portion, and the lesser electronic device that generates heat is put on this block PCB,
And the biggish electronic device that generates heat when a few thing is to avoid its performance of heat affecting, need to dry heat dissipation, is often fixed on
On fever coil holder inside hair dryer or on another piece of small PCB, to form a complete circuit, main PCB is larger with inner heat
Electronic device between necessarily have many connecting wires, structure is complicated, increases assembly difficulty and cost, and fraction defective is also higher.
So how to develop a kind of not only convenient for dissipation from electronic devices and can simplify structure monoblock type convenient for assembly and integrated
PCB component is this field urgent problem to be solved.
Summary of the invention
Structure monoblock type integrated PCB module convenient for assembly can be simplified in order to not only be convenient for dissipation from electronic devices, the present invention
A kind of hair dryer is provided.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of hair dryer, including main body shell, handle housing, be located at the intracorporal motor of the body shell, pcb board and be located at described
Electronic device on pcb board, one end of the pcb board is located in handle housing, the other end protrudes into main body shell, the motor
Air outlet against be located at the intracorporal pcb board of the body shell.
Preferably, the motor includes motor shaft, covers the stator module in the motor shaft, fan blade and the stator pack
The spaced toroidal shell of part, space between the toroidal shell and the stator module are the first air duct, described first
The both ends in air duct are respectively the air inlet and air outlet of motor, and the fan blade is set to the air inlet of motor.
Preferably, the pcb board is equipped with the through-hole passed through for the stator module, and the diameter of the through-hole is greater than described
The outer diameter of stator module.
Preferably, the internal diameter of the toroidal shell is greater than the diameter of the through-hole.
It preferably, further include being located in the main body shell for installing the bracket of the motor, being set to the body shell
The rear cover of the air inlet of body is equipped with pore inlet air net, is covered after described equipped with several first between the rear cover and the bracket
Air intake vent, the side of the pore inlet air net are equipped with several the second openings being connected to first air intake vent, and the branch is set up
Have and is open with the third of second open communication.
Preferably, the bracket is equipped with the mounting plate for placing the slow pore inlet air net, and the mounting plate is equipped with fixed
The positioning convex platform of the position pore inlet air net.
Preferably, the silencing cotton that a circle is bonded with the main body shell is additionally provided between the mounting plate and the rear cover.
Preferably, further include being set to the intracorporal heat insulation cylinder of the body shell, the connection stator is equipped in heat insulation cylinder
The ventilating duct of component and heat insulation cylinder front end forms the second air duct, sets in second air duct between the ventilating duct and heat insulation cylinder
There is heater strip.
Preferably, several 4th openings are equipped at air duct described in the front end face of the heat insulation cylinder.
Preferably, the 4th opening is the circular openings of concentric setting, and the circular openings are equipped with several around it
The uniformly distributed reinforcing rib in the center of circle.
Compared with prior art, the present invention at least has the advantages that
Hair dryer provided by the invention, pcb board extend in main body shell from handle housing, and the air outlet of motor is opposite
It positioned at the intracorporal pcb board of body shell, may be radiated by way of active convective to the electronic device on pcb board, and simple
Change that structure is convenient for assembly, has increased the stability of hair dryer;It is set in the air inlet of main body shell and increases a pore inlet air
Net blows out again from the gas outlet of main body shell after so that external air is first passed through decaying, effectively reduces noise, improve user
Experience sense;The air outlet that Crossed Circle aperture is used on heat insulation cylinder makes the air-flow in hair dryer be open by Crossed Circle and uniformly sprays
Out, wind-warm syndrome is uniform, and wind speed is very fast, high-efficient.
Detailed description of the invention
Fig. 1 is the sectional view of an embodiment;
Fig. 2 is the cross section view of A-A in Fig. 1;
Fig. 3 is the partial enlarged view of Fig. 1;
Fig. 4 is the explosive view of an embodiment;
Fig. 5 is the right view of Fig. 1;
Fig. 6 is the sectional view of current technology.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to Fig.1-2, a kind of hair dryer provided for one embodiment of the present of invention, including main body shell 1, handle housing
2, motor 3, pcb board 4 and electronic device, motor are located in main body shell, and pcb board extends to main body shell out of handle housing
Interior, the air outlet of motor 3 blows to the intracorporal pcb board portion of body shell against the intracorporal pcb board of body shell, the air outlet of motor is located at
Point, thus it is for convection heat dissipation to the electronic device on PCB, to reduce the temperature of electronic device, increase hair dryer
Stability.
Motor 3 includes motor shaft 31, stator module 32, fan blade 33, toroidal shell 34, and 32 sets of stator module in motor shaft 31
Close to motor air opening end, fan blade 33 is also to cover on motor shaft, and fan blade is located at the air inlet end of motor, toroidal shell and stator
Space between component is the first air duct 35, and the both ends in the first air duct are respectively the air inlet and air outlet of motor.
In some preferably embodiments, pcb board 4 is equipped with through-hole 41, and the end of stator module 32 passes through through-hole 41, leads to
The diameter in hole 41 is greater than the outer diameter of the stator module 32, and the wind blown out from the air outlet of motor can be from stator module and through-hole
Between gap blow to the gas outlet of main body shell.More preferably, the internal diameter of toroidal shell 34 is greater than the diameter of through-hole 41, that is,
The a part in the first air duct covers a part of pcb board, and thus some can directly blow to PCB from the wind that the first air duct is come
Plate can blow to other positions along pcb board, radiate to the electronic device on pcb board.It, can be in order to preferably radiate
The electronic device of relatively high power is set on the pcb board in housing body, is radiated by convection current, the electronics device of smaller power
Part is set on the intracorporal pcb board of handle case.
Bracket 5 is additionally provided in main body shell, bracket 5 is used to install motor, be additionally provided at the air inlet of main body shell
One rear cover 6 is equipped with a pore inlet air net 7 between rear cover 6 and bracket 5, is equipped on bracket 5 and connects with the air inlet of motor
Logical third opening 51, third opening is completely covered in pore inlet air net, is equipped in the side of pore inlet air net a number of
Second opening is equipped with the first a number of air intake vent, the first air intake vent, the second opening, third on the periphery of the circumference of rear cover
Opening is interconnected, and extraneous air enters from the first air intake vent, flows to by the buffering of pore inlet air net, then from the second opening
Third opening, then passes through motor, it is possible to reduce the voice of hair dryer promotes user experience.As shown in fig. 6, traditional blowing
Machine drives fan blade rotation by motor being fixed on motor bracket 100 200, and when fan blade rotation, air is from blowing tail
Portion's air inlet 300 sucks, and motor bracket is passed through, using the fever coil holder 400 for being placed in motor frame front end, finally from air outlet
500 directly blowings come, and on the coil holder that generates heat when line with heating function work, the heat of generation is entrained by the flow of air, and are exactly from what air outlet came out
Hot wind;When line with heating function does not work, what is come out from air outlet is exactly cold wind.The air-flow of such hair dryer is passed through from its tail portion, is led directly to
Motor bracket, the not design of noise-reducing structure, the noise and air-flow of motor operations are rubbed by what the inner bodies such as inlet air net generated
Rubbing noise, which directly has no damply to have passed from the inside, to be come out, and noise is larger, influences user experience.Increase pore inlet air net, and
Air inlet mode is changed into pore inlet air net side air inlet mode, problems is can solve, reduces its noise.
Bracket 5 is equipped with the mounting plate 52 for placing the pore inlet air net 7, is equipped on mounting plate 52 and positions the pore
The positioning convex platform 521 of inlet air net, one end of pore inlet air net are placed on a mounting board, and the other end supports the inner surface closed in rear cover.
A circle silencing cotton 8 is additionally provided between mounting plate 52 and rear cover 6, silencing cotton is bonded with main body shell.
Be additionally provided with heat insulation cylinder 9 in main body shell 1, heat insulation cylinder is tubular structure, the front end of heat insulation cylinder 9 and stator module it
Between be equipped with ventilating duct 10, the lateral wall of heat insulation cylinder is bonded with the inner wall of main body shell, and the is formd between ventilating duct and heat insulation cylinder 9
Two air ducts 20, the second air duct 20 are interior equipped with heater strip 30.Spacing is equipped between pcb board and the inner wall of main body shell, motor goes out
The wind of air port blowout can be pooled in the second air duct from the spacing between through-hole 41, pcb board and main body shell respectively, then from heat-insulated
The gas outlet blowout of cylinder.The circumference in the second air duct of front end face 20 of heat insulation cylinder 9 is equipped with several 4th openings 91.More preferably,
4th opening 91 is the circular openings of concentric setting;It is preferred that Crossed Circle aperture, as shown in figure 5, being equipped in Crossed Circle aperture
Several reinforcing ribs uniformly distributed around its center of circle, reinforcing rib can increase the structural strength of annular opening.
As shown in figure 4, being additionally provided with the shield of sleeve 40, the plug connecting with pcb board 60, fixed power source line at handle housing
Line set 50, these common components just no longer repeat herein, and bracket 5 can also use the modular construction of two halves component.
Above by specific embodiment, invention is explained in detail, these detailed description are only limited to help
Those skilled in the art understand that the contents of the present invention, can not be interpreted as limiting the scope of the invention.Art technology
Personnel should be included in protection model of the invention to various retouchings, the equivalent transformation etc. that above scheme carries out under present inventive concept
It encloses.
Claims (10)
1. a kind of hair dryer, including main body shell (1), handle housing (2), the motor (3) being located in the main body shell (1),
Pcb board (4) and the electronic device being located on the pcb board (4), it is characterised in that: one end of the pcb board (4) is located at handle
Shell (2) is interior, the other end protrudes into the main body shell (2), and the air outlet of the motor (3) is against positioned at the main body shell
(1) pcb board (4) in.
2. hair dryer according to claim 1, it is characterised in that: the motor (3) includes motor shaft (31), covers described
Stator module (32), fan blade (33) and the spaced toroidal shell of the stator module (34) on motor shaft, the annular
Space between shell (34) and the stator module (32) is the first air duct (35), and the both ends in first air duct are respectively electricity
The air inlet and air outlet of machine, the fan blade (33) are set to the air inlet of motor.
3. hair dryer according to claim 2, it is characterised in that: the pcb board (4), which is equipped with, supplies the stator module
(32) through-hole (41) passed through, the diameter of the through-hole (41) are greater than the outer diameter of the stator module (32).
4. hair dryer according to claim 3, it is characterised in that: the internal diameter of the toroidal shell (34) is greater than the through-hole
(41) diameter.
5. the hair dryer stated according to claim 3, it is characterised in that: further include being located in the main body shell (1) for installing
The bracket (5) of the motor, the rear cover (6) being set at the air inlet of the main body shell (1), the rear cover (6) and the branch
It is equipped with pore inlet air net (7) between frame (5), is covered after described equipped with several first air intake vents (61), the pore inlet air net (7)
Side be equipped with it is several be connected to first air intake vent second opening, the bracket (5) be equipped with and it is described second be open company
Logical third is open (51).
6. hair dryer according to claim 5, it is characterised in that: the bracket (5), which is equipped with, places the pore inlet air
The mounting plate (52) of net (7), the mounting plate (52) are equipped with the positioning convex platform (521) for positioning the pore inlet air net.
7. hair dryer according to claim 6, it is characterised in that: between the mounting plate (52) and the rear cover (6) also
The silencing cotton (8) being bonded equipped with a circle with the main body shell.
8. hair dryer according to claim 5, it is characterised in that: further include heat-insulated in the main body shell (1)
Cylinder (9), the interior ventilating duct (10) for being equipped with the connection stator module (32) and heat insulation cylinder (9) front end of heat insulation cylinder (9) are described
It is formed between ventilating duct (10) and heat insulation cylinder (9) the second air duct (20), is equipped with heater strip (30) in second air duct (20).
9. hair dryer according to claim 8, it is characterised in that: the second wind described in the front end face of the heat insulation cylinder (9)
Several 4th openings (91) are equipped at road (20).
10. hair dryer according to claim 9, it is characterised in that: the 4th opening (91) is the annular being arranged concentrically
Aperture, the circular openings are equipped with several reinforcing ribs uniformly distributed around its center of circle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910005340.6A CN109480446A (en) | 2019-01-03 | 2019-01-03 | Hair dryer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910005340.6A CN109480446A (en) | 2019-01-03 | 2019-01-03 | Hair dryer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109480446A true CN109480446A (en) | 2019-03-19 |
Family
ID=65713920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910005340.6A Pending CN109480446A (en) | 2019-01-03 | 2019-01-03 | Hair dryer |
Country Status (1)
Country | Link |
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CN (1) | CN109480446A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111972805A (en) * | 2020-01-21 | 2020-11-24 | 东莞市徕芬电子科技有限公司 | Main body structure of hair drier |
WO2022016914A1 (en) * | 2020-07-20 | 2022-01-27 | 东莞市东井电器有限公司 | Inner barrel apparatus for reducing internal space |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060196075A1 (en) * | 2002-11-08 | 2006-09-07 | Daniel Santhouse | Hair dryer |
CN201624264U (en) * | 2009-12-15 | 2010-11-10 | 陈国强 | Electric blower with athermal outer casing |
CN202146022U (en) * | 2011-07-29 | 2012-02-22 | 俞峰 | Circumfluence type hair dryer |
CN204861702U (en) * | 2015-08-08 | 2015-12-16 | 向帮玉 | Special hairdryer of radiationless pregnant woman |
US9526311B1 (en) * | 2016-03-04 | 2016-12-27 | Incubator Group Llc | Battery powered hairdryer |
CN207879657U (en) * | 2018-01-31 | 2018-09-18 | 东莞市力辉马达有限公司 | A kind of air duct in backward type air duct |
CN209628899U (en) * | 2019-01-03 | 2019-11-15 | 深圳市今日电器有限公司 | Hair dryer |
-
2019
- 2019-01-03 CN CN201910005340.6A patent/CN109480446A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060196075A1 (en) * | 2002-11-08 | 2006-09-07 | Daniel Santhouse | Hair dryer |
CN201624264U (en) * | 2009-12-15 | 2010-11-10 | 陈国强 | Electric blower with athermal outer casing |
CN202146022U (en) * | 2011-07-29 | 2012-02-22 | 俞峰 | Circumfluence type hair dryer |
CN204861702U (en) * | 2015-08-08 | 2015-12-16 | 向帮玉 | Special hairdryer of radiationless pregnant woman |
US9526311B1 (en) * | 2016-03-04 | 2016-12-27 | Incubator Group Llc | Battery powered hairdryer |
CN207879657U (en) * | 2018-01-31 | 2018-09-18 | 东莞市力辉马达有限公司 | A kind of air duct in backward type air duct |
CN209628899U (en) * | 2019-01-03 | 2019-11-15 | 深圳市今日电器有限公司 | Hair dryer |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111972805A (en) * | 2020-01-21 | 2020-11-24 | 东莞市徕芬电子科技有限公司 | Main body structure of hair drier |
WO2022016914A1 (en) * | 2020-07-20 | 2022-01-27 | 东莞市东井电器有限公司 | Inner barrel apparatus for reducing internal space |
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