CN109691771A - Hair dryer - Google Patents
Hair dryer Download PDFInfo
- Publication number
- CN109691771A CN109691771A CN201910103449.3A CN201910103449A CN109691771A CN 109691771 A CN109691771 A CN 109691771A CN 201910103449 A CN201910103449 A CN 201910103449A CN 109691771 A CN109691771 A CN 109691771A
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- CN
- China
- Prior art keywords
- hair dryer
- handle
- dryer according
- flow passage
- air flow
- Prior art date
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Classifications
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- 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
The invention discloses a kind of hair dryers, including handle and air duct, handle is equipped with primary air entrance, the upstream main air flow passage being connected to primary air entrance is equipped in handle, it is equipped with the fan unit to form primary air suck the autonomous air flow inlet of outside air in the main air flow passage of upstream and the heating unit to heat primary air, air duct are provided with the downstream main air flow passage being connected with the outlet end of upstream main air flow passage and the main airflow exit being connected to downstream main air flow passage.Which reduce the centers of gravity of heating unit, so that the center of gravity of hair dryer concentrates at handle, it is more stable by holding, it is also not easy to feel tired using long period body, comfort is more preferable.
Description
Technical field
The present invention relates to consumer goods industries, and in particular to a kind of hair dryer.
Background technique
Hair dryer is composed of one group of heating wire and one high revolving speed small fan.When energization, heating wire can be generated
The wind of heat, fan blowout passes through heating wire, reforms into hot wind.If only small fan rotates, and heating wire is not warm, then blowing
Out just only wind without heat.The wind that hair dryer is produced by boasting belongs to dry-air blast, if the overlong time used, it is easy to will cause
The loss of moisture, causes heat injury, and the secret formula that damage is preferably minimized is exactly: first patting dry the moisture on hair with towel, uses hand
It gently combs along hair, then uses hair dryer again.
Commercial type without leaf hair dryer, since heating unit is arranged in air duct, center of gravity is high, cause air duct heavier,
People take and hold inconvenience；In addition, its air flow inlet is arranged on handle peripheral wall, in use, hand is particularly easy to keep off people
To the air flow inlet, to influence air inlet effect.
Summary of the invention
That the purpose of the present invention is to provide a kind of centers of gravity is low, hand-held when it is more comfortable reliable and be not easy to block air-flow
The hair dryer of entrance.
To achieve the above object, the invention provides the following technical scheme: a kind of hair dryer, including handle and air duct, handle
It is equipped with primary air entrance, is equipped with the upstream main air flow passage being connected to primary air entrance in handle, in the main air flow passage of upstream
Equipped with the fan unit and the heating to heat primary air to form primary air suck the autonomous air flow inlet of outside air
Unit, air duct be provided with the downstream main air flow passage being connected with the outlet end of upstream main air flow passage and with downstream main air flow passage
The main airflow exit of connection.
Further, fan unit is between heating unit and primary air entrance.
Further, heating unit is extended along the axis direction of handle.
Further, the length of heating unit is the 1/3~2/3 of decreased food.
Further, fan unit includes perforative first cover；The lateral wall of first cover and the inner sidewall of handle are close
Envelope connection；A part of the Inner Constitution upstream main air flow passage of first cover.
Further, air duct includes the annular region that the first ring wall and the second ring wall surround；Downstream main air flow passage is located at
In annular region；One end of downstream main air flow passage is connected with the outlet end of upstream main air flow passage, and the other end goes out with primary air
Mouth is connected；Cricoid main airflow exit is arranged in the front end of annular region；Cricoid capping is arranged in the rear end of annular region；First ring
Wall is located inside the second ring wall；The first perforative hollow channel of ring wall Inner Constitution；It is made of in hollow channel rear end to front end
First secondary streams channel.
Further, the air intake of primary air entrance to heating unit is cold wind area；The outlet air end of heating unit is to main gas
Outflux is hot wind area；Further include separated with hot wind from control space；It controls and control unit is set in space.
Further, control space includes mainboard area and control zone；Mainboard area is connected to control zone.
Further, control zone is arranged on the outside of handle, and control zone and hot wind separate from.
Further, mainboard area is arranged in annular region；Point in setting isolation mainboard area and hot wind area in annular region
Partition；The inside of demarcation plate is connect with the first ring wall outer side seal；The outside of demarcation plate is connect with the second ring wall inner seal.
Further, air-flow guide frame is arranged in the side on demarcation plate positioned at hot wind area；Air-flow guide frame includes the
One annular guide surface and the second annular guide surface；The axially extending formation on demarcation plate of first annular guide surface；It is first annular to lead
The second annular guide surface is formed to the demarcation plate between face and the second ring wall；The air intake setting of first annular guide surface is circumferential to expand
Dissipate device；Axial concentrator is arranged in the outlet air end of second annular guide surface；Circumferential diffuser is greater than axis at a distance from main airflow exit
Distance to concentrator apart from main airflow exit.
Further, the second annular guide surface is arc-shaped concave.
Further, the exhaust vent in connection mainboard area and hollow channel is set on the first ring wall；It is arranged on second ring wall and connects
Logical mainboard area and extraneous air inlet hole；Air inlet hole, mainboard area, exhaust vent are passed sequentially through until hollow channel front end constitutes the together
Second mate's airflow channel.
Further, circumferential diffuser includes the first point to extend radially outwardly on the air intake of first annular guide surface
End；The lateral surface at the first tip is smoothly connected with first annular guide surface.
Further, axial concentrator includes axially extending the second tip on the outlet air end of the second annular guide surface；
The lateral surface at the second tip is smoothly connected with the second annular guide surface；Second tip is set as one or more.
Further, handle and air duct constitute hair dryer ontology, and the hair dryer ontology is by first shell, second shell, the
Three shells are put together；First shell includes main airflow exit, the leading portion of the second ring wall, first handle half-shell；Second shell packet
Include the leading portion of the first ring wall, the back segment of the second ring wall, demarcation plate, second handle half-shell；After third shell includes the first ring wall
Section, capping.
Further, the poling of connection downstream main air flow passage and mainboard area is set on demarcation plate；Downstream main air flow passage
Interior setting anion launcher, temperature sensor；Poling is routed through in anion launcher, temperature sensor and handle
It is connect afterwards with the circuit board in mainboard area；Route and poling are tightly connected.
Further, temperature sensor is arranged on the first ring wall medial surface.
Further, heat-insulated external member is set on the inner surface of the outer surface of the first ring wall and the second ring wall.
Further, handle base is equipped with an extension to extend radially outwardly, is formed with and the main gas in upstream in extension
Circulation road axially through and radial dimension be greater than handle installation space；One cover board is installed, cover board, which has, is in installation space
The plate face of evagination arc shape, primary air entrance are several air inlet apertures to gather in the plate face.
Further, cable is equipped in handle；The two sides that handle inner wall is located at fan unit open up the first separated time slot and
Second separated time slot；The first electric wire on cable is embedded in the first separated time slot；The second electric wire on cable is embedded in the second separated time slot.
Further, deconcentrator is fixedly installed in handle；Entrance hole, the first cable manifiold, the second separated time are set on deconcentrator
Pipe；The first outlet hole with the first separated time slot end part aligning is set on the first cable manifiold；First electric wire of cable penetrates entrance hole
It is pierced by afterwards by the first cable manifiold from the first outlet hole；Setting goes out with the second of the second separated time slot end part aligning on second cable manifiold
String holes；Second electric wire of cable is penetrated after entrance hole and is pierced by by the second cable manifiold from the second outlet hole.
Further, several are set for corresponding first electric wire and the second electric wire in the first separated time slot and the second separated time slot
The sealing shroud passed through.
Further, the end of sealing shroud opens up the fluting of coaxial annular；The medial surface of fluting and the lateral surface of sealing shroud
Connection.
Further, from primary air entrance to the radial direction of the upstream main air flow passage between fan unit air intake in handle
Size is gradually reduced；From fan unit outlet air end to the radial dimension of the upstream main air flow passage heating unit air intake by
It is cumulative big.
Further, fan unit includes motor, fan, the first cover；Fan and motor are located in the first cover；Fan
Close to the air intake of fan unit, outlet air end of the motor close to fan unit；Primary air entrance is located at the air intake of fan unit
Underface.
Further, fan unit and the concentric setting of handle.
Further, handle, and the radial dimension of handle are radially extended outward to form in the middle part of the lateral surface of air duct
Less than the radial dimension of air duct.
Further, heating unit includes fever frame, heating wire, heat-proof device, overtemperature protection system；Heating wire, fever
Frame, overtemperature protection system are located in heat-proof device；It is connect on the outside of heat-proof device with handle inner wall；Heating wire is connect with fever frame；
In the main air flow passage that heating wire is located at heat-proof device between the frame that generates heat.
Further, fever frame includes several heating boards circumferentially；The main gas in upstream is constituted between adjacent heating board
A part of circulation road；The end of several heating boards is fixed together by connector；Setting gas supply flows on the outside of connector
Enter the wind-guiding face between adjacent heating board.
Further, it is arranged along upstream main air flow passage direction for the penetration pipe being routed through in handle on fever frame；
Cable is equipped in handle, the firewire of cable is connect with heating wire；The zero curve of cable, the route of fan unit and overheating protection
The route of device is passed through from penetration pipe.
Further, setting is logical along upstream primary air between heating unit and handle inner wall in the main air flow passage of upstream
The terminal plate that road extends；On terminal plate be arranged with cable, fan unit, heating unit connection end of incoming cables and with electricity
The leading-out terminal of road plate connection.
It further, further include operation button；Operation button is arranged on terminal plate.
Further, control unit includes circuit board, and circuit board is arranged on handle.
Further, setting control space between handle upper portion and downstream main air flow passage, controls and control is arranged in space
Unit.
Technical effect of the invention is as follows:
Firstly, the heating unit of this product is arranged compared with the form of air duct is arranged in the heating unit of existing hair dryer
In handle, the center of gravity of heating unit is reduced, so that the center of gravity of hair dryer concentrates at handle, it is more stable by holding, it uses
Long period body is also not easy to feel tired, and comfort is more preferable.
Secondly, primary air entrance is arranged in handle base the present invention, therefore people hold handle in use, being not easy to keep off
To the air flow inlet of bottom, so as to avoid the influence to hair dryer intake.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of hair dryer in embodiment 1；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the connection schematic diagram of heating unit, fan unit, primary air entrance in embodiment 1；
Fig. 4 is the portion the B enlarged drawing of Fig. 3；
Fig. 5 is the partial structure diagram of 1 middle separated time device of embodiment；
Fig. 6 is the structural schematic diagram of heating unit in embodiment 1；
Fig. 7 is the structural schematic diagram of heating unit in embodiment 2；
Fig. 8 is the air quantity flow graph of hair dryer；
Fig. 9 is the outline drawing of hair dryer in embodiment；
Figure 10 is the portion the C enlarged drawing of Fig. 9；
Figure 11 is the explosive view of hair dryer in embodiment；
Figure 12 is the portion the D enlarged drawing of Figure 11；
Figure 13 is the portion the E enlarged drawing of Figure 11；
Figure 14 is the structural schematic diagram of demarcation plate in embodiment；
Figure 15 is the top sectional view of hair dryer in embodiment；
Figure 16 is the decomposition cut away view of blower enclosure in embodiment；
Figure 17 is the position view of circuit board in embodiment 3；
Figure 18 is the air quantity flow graph in embodiment inside hair dryer.
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, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Referring to shown in Fig. 1-6, Fig. 8, Fig. 9-16, Figure 18, a kind of hair dryer, including handle 1 and air duct 63 is set on handle 1
There is primary air entrance 4, is equipped with the upstream main air flow passage 19 being connected to primary air entrance 4, upstream main air flow passage 19 in handle 1
In be equipped with to make outside air autonomous air flow inlet 4 sucking form the fan unit 2 of primary air and to heat primary air
Heating unit 3, air duct 63 are provided with the downstream main air flow passage 6 being connected with the outlet end of upstream main air flow passage 19 and and downstream
The main airflow exit 141 of main air flow passage connection 6.
Compared with the form on head is arranged in the heating unit 3 of existing hair dryer, the setting of heating unit 3 of this product exists
In handle 1, the length of handle 1 is increased, so that the length that people hold handle 1 is longer, hand is not easy gear to the main gas of bottom
Inflow entrance 4；The center of gravity of heating unit 3 is reduced simultaneously, so that the center of gravity of hair dryer concentrates at handle 1, it is more stable by holding,
It is also not easy to feel tired using long period body, comfort is more preferable.
Fan unit 2 is between heating unit 3 and primary air entrance 4.
To ensure that primary air can sufficiently be heated, heating unit 3 is extended along the axis direction of handle 1.Also, it is preferred that
, the length of heating unit is the 1/3~2/3 of decreased food.
Fan unit 2 includes perforative first cover；The lateral wall of first cover and the inner sidewall of handle are tightly connected；The
A part of the Inner Constitution upstream main air flow passage of one cover.
Air duct 63 includes the annular region that the first ring wall 11 and the second ring wall 12 surround；Downstream main air flow passage 6 is located at ring
In shape region；One end of downstream main air flow passage 6 is connected with the outlet end of upstream main air flow passage 19, and the other end goes out with primary air
Mouth 141 is connected；Cricoid main airflow exit 141 is arranged in the front end of annular region；Cricoid capping is arranged in the rear end of annular region
161；First ring wall 11 is located inside the second ring wall 12；The perforative hollow channel of first ring wall, 11 Inner Constitution；In hollow channel
The first secondary streams channel is made of rear end to front end.
The air intake of primary air entrance 4 to heating unit 3 is cold wind area；The outlet air end of heating unit 3 is to main airflow exit
141 be hot wind area；Further include separated with hot wind from control space；It controls and control unit 9 is set in space.Hot gas is avoided to flow into
Control unit 9 is damaged after entering to control space.
Controlling space includes mainboard area and control zone；Mainboard area is connected to control zone.
Control zone setting in the outside of handle 1, and control zone and hot wind separate from.Operation button is set in control zone；Operation
Button part stretches out outside control zone, carries out operation control convenient for people.
Mainboard area is arranged in annular region；The demarcation plate 5 in setting isolation mainboard area and hot wind area in annular region；Point
The inside of partition 5 is connect with 11 outer side seal of the first ring wall；The outside of demarcation plate 5 is connect with 12 inner seal of the second ring wall.Point
Partition 5 is for avoiding hot wind from entering mainboard area damage circuit board 92, to extend the service life of circuit board 92.
Air-flow guide frame is arranged in side on demarcation plate 5 positioned at hot wind area；Air-flow guide frame includes first annular leads
To face 51 and the second annular guide surface 52；The axially extending formation on demarcation plate 5 of first annular guide surface 51；First annular guiding
Demarcation plate 5 between face 51 and the second ring wall 12 forms the second annular guide surface 52；The air intake of first annular guide surface 51 is set
Set circumferential diffuser 511；Axial concentrator 521 is arranged in the outlet air end of second annular guide surface 52；Circumferential diffuser 511 and master
The distance of air stream outlet 141 is greater than distance of the axial concentrator 521 apart from main airflow exit 141.
Air quantity passes through circumferential diffuser 511 first and is divided into two-way, then circumferential to pass through first annular guide surface 51 and second
Annular guide surface 52 is pooled to axial concentrator 521 and along axial blowout, and so as to realize 90 degree of wind-guidings, wind effect is good,
The turbulent flow and vortex for reducing air, reduce noise, so that equipment work is quieter.
Second annular guide surface 52 is arc-shaped concave.Wind effect is more preferable.
The exhaust vent 111 in setting connection mainboard area and hollow channel on first ring wall 11；Connection is set on the second ring wall 12
Mainboard area and extraneous air inlet hole 121；Air inlet hole 121, mainboard area, exhaust vent 111 are until hollow channel front end is sequentially connected structure
At the second secondary streams channel.
Preferably, air inlet hole 121 is multiple Process positioned at the left and right sides of the second ring wall 12；111 edge of exhaust vent
The circumferential setting 8 of first ring wall 11, air quantity is more uniform.
Circumferential diffuser 511 includes the first tip to extend radially outwardly on the air intake of first annular guide surface 51；
The lateral surface at the first tip is smoothly connected with first annular guide surface 51.
Axial concentrator 521 includes axially extending the second tip on the outlet air end of the second annular guide surface 52；Second
The lateral surface at tip is smoothly connected with the second annular guide surface 52；Second tip is set as one or more.
Handle 1 and air duct 63 constitute hair dryer ontology；Hair dryer ontology is by first shell 14, second shell 15, third shell
Body 16 is put together；First shell 14 includes leading portion, the first handle of integrally formed main airflow exit 141, the second ring wall 12
Half-shell；Second shell 15 includes the leading portion of integrally formed first ring wall 11, the back segment of the second ring wall 12, demarcation plate 5, second-hand
Handle half-shell；Third shell 16 includes the back segment of integrally formed first ring wall 11, capping 161.Structure is simple, and components are few, system
Make it is at low cost, it is convenient for disassembly and assembly.Main airflow exit 141 is preferably the annular outlets extended along 11 inner circumferential of the first ring wall, is formed
Cyclic annular air quantity.
The poling 53 of setting connection downstream main air flow passage and mainboard area on demarcation plate 5；It is set in downstream main air flow passage 6
Set anion launcher 61, temperature sensor 62；Route in anion launcher 61, temperature sensor 62 and handle 1 is worn
It is connect after crossing poling 53 with the circuit board 92 in mainboard area；Route and poling 53 are tightly connected.Anion launcher 61 is set as
Two, be separately positioned on the opposite sides of downstream main air flow passage 6 so that anion mix with air it is more uniform.
Preferably, poling 53 can be sealed using heat-shrink tube, sealing effect is good.
Temperature sensor 62 is arranged in the mounting groove 143 on 11 medial surface of the first ring wall.
Heat-insulated external member 17 is set on the inner surface of the outer surface of first ring wall 11 and the second ring wall 12.Avoid the first ring wall
11 and the second heated scald human body of ring wall 12 or heat damage, while the thermal loss of hot wind is avoided, influence using effect.
1 bottom of handle is equipped with an extension 13 to extend radially outwardly, is formed in extension 13 logical with upstream primary air
Road 19 axially through and radial dimension be greater than handle 1 installation space 41；A cover board has been removably installed in installation space 41
42, cover board 42 has the plate face in evagination arc shape, and primary air entrance 4 is several air inlet apertures to gather in the plate face, and
And in order to filter out the impurity in air, filter can also be arranged in the inside of primary air entrance 4.In the structure, installation is empty
Between 41 radial dimension be greater than the outer male structure of arc of 42 plate face of handle 1 and cover board and can play and increase incoming air area, increase
The effect of big intake.And the bottom of handle 1 is arranged in primary air entrance 4, the space that handle 1 is held is bigger, uses
Comfort is good.
Cable 7 is equipped in handle 1；The two sides that 1 inner wall of handle is located at fan unit 2 open up the first separated time slot 71 and
Equinoctial line slot 72；The first electric wire on cable 7 is embedded in the first separated time slot 71；The second electric wire on cable 7 is embedded in the second separated time slot
72。
Deconcentrator 18 is fixedly installed in handle 1；Entrance hole 181, cable manifiold 182 are set on deconcentrator 18；On cable manifiold 182
Outlet hole 183 is set；Cable manifiold 182 includes the first cable manifiold, the second cable manifiold；Outlet hole 183 includes the first outlet hole and the
Two outlet holes；The first outlet hole with 71 end part aligning of the first separated time slot is set on the first cable manifiold；It is arranged on second cable manifiold
With the second outlet hole of 72 end part aligning of the second separated time slot.
Specifically, the via hole that current supply cable 7 passes through is arranged in the middle part of cover board 42；Via hole is aligned with the entrance hole 181 of deconcentrator 18.
Cable 7 enters deconcentrator 18 after passing through via hole and entrance hole 181.Cable 7 is divided into the first electric wire and the second electricity in deconcentrator 18
Line；First electric wire of cable 7 is pierced by by the first cable manifiold from the first outlet hole；Second electric wire of cable 7 passes through the second separated time
Pipe is pierced by from the second outlet hole.
Deconcentrator 18 is put together by two symmetrical half-shells；Screw hole is set on the shell of handle 1, is set on deconcentrator 18
It sets and matches the mounting hole being aligned with screw hole, so that deconcentrator 18 is fixed in 1 shell of handle by screw, improve cable 7
Stability in handle 1.
Several are arranged in first separated time slot 71 and the second separated time slot 72 to pass through for corresponding first electric wire and the second electric wire
Sealing shroud 73.Four sealing shrouds 73 are arranged on first electric wire and on second electric wire, to guarantee that wind will not be from the first separated time
Pass through in slot 71 and the second separated time slot 72, air quantity in handle 1 is avoided to flow back and cause hair dryer can not normal operation.
The end of sealing shroud 73 opens up the fluting of coaxial annular；The medial surface of fluting is connect with the lateral surface of sealing shroud 73.
To be directed in fluting by the air quantity of 73 end of sealing shroud, so that the air quantity passed through from 73 lateral surface of sealing shroud is reduced,
Sealing effect is more preferable.
The outer wall end radial dimension of sealing shroud 73 is greater than the size of outer wall interlude, reduces production cost, convenient artificial
It is dismounted by holding.
From primary air entrance 4 to the radial dimension of the upstream main air flow passage 19 between 2 air intake of fan unit in handle 1
It is gradually reduced；From 2 outlet air end of fan unit to the radial dimension of the upstream main air flow passage 19 3 air intake of heating unit by
It is cumulative big.The main air flow passage of chimney shape increases air mass flow.
Fan unit 2 includes motor, fan, the first cover；Fan and motor are located in the first cover；Fan is close to fan
The air intake of unit 2, outlet air end of the motor close to fan unit 2；Primary air entrance 4 is being located at the air intake of fan unit 2 just
Lower section.The setting of first cover reduces the vibration and noise that motor operating generates, while making the air being drawn into handle 1
First all by the first cover inside, cooling effect is played to motor, extends the normal working hours of motor.
Preferably, fan unit 2 and the concentric setting of handle 1.Also, in the middle part of the lateral surface of air duct 63 radially to
Handle 1 is extended to form outside, and the radial dimension of handle 1 is less than the radial dimension of air duct 63.
Heating unit 3 includes fever frame 31, heating wire 32, heat-proof device 34, overtemperature protection system 33；Heating wire 32, hair
Hot frame 31, overtemperature protection system 33 are located in heat-proof device 34；34 outside of heat-proof device is connect with 1 inner wall of handle；Heating wire 32
It is connect with fever frame 31；In the main air flow passage that heating wire 32 is located at heat-proof device 34 between the frame 31 that generates heat.Heat-proof device 34
It is set as two layers, heat insulation is more preferable.Heating wire 32 is wrapped circumferentially around on fever frame 31 and axially extending, increase heating area,
Improve the temperature rise effect of air.
The frame 31 that generates heat includes several heating boards circumferentially, forms diverging and axially extending structure outward, occupies
Space is small, to pass through more air quantity；A part of upstream main air flow passage 19 is constituted between adjacent heating board；Several fevers
The end of plate is fixed together by what is cooperated in the plastic fastening 311 of diverging shape；It is arranged on the outside of connector 311 for air-flow
Wind-guiding face between adjacent heating board, so that more air quantity pass through between adjacent heating board；Can be set two layers or
The heating board of more layers, heating board are preferably micarex.
It is arranged between 1 inner wall of heating unit 3 and handle along upstream main air flow passage 19 in upstream main air flow passage 19
The terminal plate 8 of extension；On terminal plate 8 be arranged with cable 7, fan unit 2, heating unit 3 connection end of incoming cables 81 with
And the leading-out terminal 82 being connect with circuit board 92.So that the cable in handle 1 is not mixed and disorderly, cable, which needs not move through, to be added for design in this way
Inside hot cell 3, to avoid cable from being heated 3 heat temperature raising of unit and shorten the service life of cable, while guaranteeing to heat
The air quantity passed through inside unit 3 is more.
Control unit 9 includes circuit board 92 and operation button 91；Operation button 91 is arranged on terminal plate 8.It is compact-sized,
It is not take up space.Circuit board 92 also can be set on handle 1.
The air A of 1 bottom periphery of handle is entered inside handle 1 by primary air entrance 4, logical by upstream and downstream primary air
The air quantity circularized is blown out behind road from cricoid main airflow exit 141, since hollow channel forms a ratio vacuum environment, because
For the presence of negative pressure, the air B in hollow channel rear end passes through the first secondary streams channel, that is, passes through the past after hollow channel
End blowout.Under the air A effect that main airflow exit 141 is blown out, surrounding air flowing is pushed, has been located at outside the first ring wall 11
Portion and the air at main airflow exit 141 are axially blown out after being collected at main airflow exit 141.Extraneous air C is logical
It crosses air inlet hole 121 and enters mainboard area, air C from exhaust vent 111 is blown out to hollow channel after cooling down to circuit board 92
In, it is finally blown out from the front end of hollow channel, air A, air B, air C are superimposed, using air multiplication principle, increase and blow
The air output of blower.
Embodiment 2
It is shown in Figure 7, a kind of hair dryer, the difference from embodiment 1 is that, terminal plate 8 is eliminated, edge on the frame 31 that generates heat
Upstream main air flow passage direction is arranged for the penetration pipe 312 being routed through in handle 1；Cable 7, cable 7 are equipped in handle 1
Firewire connect with heating wire 32；The route of the zero curve of cable 7, the route of fan unit 2 and overtemperature protection system 33 is from wearing
Spool 312 passes through, and cable is avoided to be heated and shorten the working life.
Embodiment 3
It is shown in Figure 17, a kind of hair dryer, difference from example 1 is that, 1 top of handle and downstream primary air
The junction setting control space in channel 6, controls and control unit 9 is arranged in space；To eliminate the separation in annular region
Plate 5.Downstream main air flow passage 6 can be whole spaces of annular region.
Preferably, control space is the cyclic structure for being centered around 1 upper outside of handle, and structure is simple, is not take up space, is dropped
The low center of gravity of hair dryer, more laborsaving by holding, comfort is good.
Preferably, it is arranged along 19 direction of upstream main air flow passage for the line in handle 1 on the fever frame 31 of heating unit 3
The penetration pipe 312 that road passes through；Cable 7 is equipped in handle 1, the firewire of cable 7 is connect with heating wire 32；The zero curve of cable 7,
The route of fan unit 2 and the route of overtemperature protection system 33 are passed through from penetration pipe 312, and cable is avoided to be heated and shorten
Service life.
In conclusion the present invention can be realized preferably.
Claims (35)
1. a kind of hair dryer, including handle and air duct, it is characterised in that: handle is equipped with primary air entrance, be equipped in handle with
The upstream main air flow passage of primary air entrance connection, is equipped with to make the autonomous air flow inlet of outside air in the main air flow passage of upstream
It sucks the fan unit for forming primary air and the heating unit to heat primary air, air duct is provided with and upstream main air flow passage
Outlet end connected downstream main air flow passage and the main airflow exit that is connected to downstream main air flow passage.
2. hair dryer according to claim 1, which is characterized in that fan unit be located at heating unit and primary air entrance it
Between.
3. hair dryer according to claim 1, which is characterized in that heating unit is extended along the axis direction of handle.
4. hair dryer according to claim 1, which is characterized in that the length of heating unit is the 1/3~2/ of decreased food
3。
5. hair dryer according to claim 1, which is characterized in that fan unit includes perforative first cover；First cover
The lateral wall of body and the inner sidewall of handle are tightly connected；A part of the Inner Constitution upstream main air flow passage of first cover.
6. hair dryer according to claim 1, which is characterized in that air duct includes the ring that the first ring wall and the second ring wall surround
Shape region；Downstream main air flow passage is located in annular region；One end of downstream main air flow passage and going out for upstream main air flow passage
Mouth end is connected, and the other end is connected with main airflow exit；Cricoid main airflow exit is arranged in the front end of annular region；Annular region
Cricoid capping is arranged in rear end；First ring wall is located inside the second ring wall；The first perforative hollow channel of ring wall Inner Constitution；In
The first secondary streams channel is made of in empty channel rear end to front end.
7. hair dryer according to claim 6, which is characterized in that the air intake of primary air entrance to heating unit is cold wind
Area；The outlet air end of heating unit to main airflow exit is hot wind area；Further include separated with hot wind from control space；Control space
Interior setting control unit.
8. hair dryer according to claim 7, which is characterized in that control space includes mainboard area and control zone；Mainboard area
It is connected to control zone.
9. hair dryer according to claim 8, which is characterized in that control zone is arranged on the outside of handle, and control zone and heat
Wind separate from.
10. hair dryer according to claim 8, which is characterized in that mainboard area is arranged in annular region；In annular region
The demarcation plate in isolation mainboard area and hot wind area is set；The inside of demarcation plate is connect with the first ring wall outer side seal；Outside demarcation plate
Side is connect with the second ring wall inner seal.
11. hair dryer according to claim 10, which is characterized in that air-flow is arranged in the side on demarcation plate positioned at hot wind area
Guide frame；Air-flow guide frame includes first annular guide surface and the second annular guide surface；First annular guide surface is separating
Axially extending formation on plate；Demarcation plate between first annular guide surface and the second ring wall forms the second annular guide surface；First
Circumferential diffuser is arranged in the air intake of annular guide surface；Axial concentrator is arranged in the outlet air end of second annular guide surface；It is circumferential to expand
It dissipates device and is greater than distance of the axial concentrator apart from main airflow exit at a distance from main airflow exit.
12. hair dryer according to claim 11, which is characterized in that the second annular guide surface is arc-shaped concave.
13. hair dryer according to claim 10, which is characterized in that setting connection mainboard area leads to hollow on the first ring wall
The exhaust vent in road；Setting connection mainboard area and extraneous air inlet hole on second ring wall；Pass sequentially through air inlet hole, mainboard area, outlet air
Hole is until hollow channel front end constitutes the second secondary streams channel together.
14. hair dryer according to claim 11, which is characterized in that circumferential diffuser includes in first annular guide surface
The first tip to extend radially outwardly on air intake；The lateral surface at the first tip is smoothly connected with first annular guide surface.
15. hair dryer according to claim 11, which is characterized in that axial concentrator includes in the second annular guide surface
The second axially extending tip on outlet air end；The lateral surface at the second tip is smoothly connected with the second annular guide surface；Second tip
It is set as one or more.
16. hair dryer according to claim 10, which is characterized in that handle and air duct constitute hair dryer ontology, the blowing
Machine ontology is put together by first shell, second shell, third shell；First shell includes main airflow exit, the second ring wall
Leading portion, first handle half-shell；Second shell includes the leading portion of the first ring wall, the back segment of the second ring wall, demarcation plate, second handle half
Shell；Third shell includes the back segment of the first ring wall, capping.
17. hair dryer according to claim 10, which is characterized in that on demarcation plate setting connection downstream main air flow passage with
The poling in mainboard area；Anion launcher, temperature sensor are set in the main air flow passage of downstream；Anion launcher, temperature pass
In sensor and handle be routed through poling after connect with the circuit board in mainboard area；Route and poling are tightly connected.
18. hair dryer according to claim 17, which is characterized in that temperature sensor is arranged in the first ring wall medial surface
On.
19. hair dryer according to claim 6, which is characterized in that the outer surface of the first ring wall and the second ring wall it is interior
Heat-insulated external member is set on surface.
20. hair dryer according to claim 1, which is characterized in that handle base is equipped with an extension to extend radially outwardly
Portion, be formed in extension with upstream main air flow passage axially through and radial dimension be greater than the installation space of handle；Installation is empty
In a cover board is installed, cover board has a plate face in evagination arc shape, primary air entrance be gather it is several in the plate face
Enter the wind aperture.
21. hair dryer according to claim 1, which is characterized in that be equipped with cable in handle；Handle inner wall is located at fan
The two sides of unit open up the first separated time slot and the second separated time slot；The first electric wire on cable is embedded in the first separated time slot；On cable
Second electric wire is embedded in the second separated time slot.
22. hair dryer according to claim 21, which is characterized in that deconcentrator is fixedly installed in handle；It is set on deconcentrator
Set entrance hole, the first cable manifiold, the second cable manifiold；The first outlet with the first separated time slot end part aligning is set on the first cable manifiold
Hole；First electric wire of cable is penetrated after entrance hole and is pierced by by the first cable manifiold from the first outlet hole；It is arranged on second cable manifiold
With the second outlet hole of the second separated time slot end part aligning；Second electric wire of cable penetrates after entrance hole by the second cable manifiold from
Two outlet holes are pierced by.
23. hair dryer according to claim 21, which is characterized in that setting is several in the first separated time slot and the second separated time slot
A sealing shroud passed through for corresponding first electric wire and the second electric wire.
24. hair dryer according to claim 23, which is characterized in that the end of sealing shroud opens up the fluting of coaxial annular；
The medial surface of fluting and the lateral surface of sealing shroud connect.
25. hair dryer according to claim 2, which is characterized in that entered the wind in handle from primary air entrance to fan unit
The radial dimension of upstream main air flow passage between end is gradually reduced；From fan unit outlet air end to heating unit air intake
The radial dimension of upstream main air flow passage be gradually increased.
26. hair dryer according to claim 1, which is characterized in that fan unit includes motor, fan, the first cover；Wind
Fan is located in the first cover with motor；Air intake of the fan close to fan unit, outlet air end of the motor close to fan unit；Main gas
Inflow entrance is located at the underface of the air intake of fan unit.
27. hair dryer according to claim 1, which is characterized in that fan unit and the concentric setting of handle.
28. hair dryer according to claim 1, which is characterized in that radially to extension in the middle part of the lateral surface of air duct
It stretches to form handle, and the radial dimension of handle is less than the radial dimension of air duct.
29. hair dryer according to claim 1, which is characterized in that heating unit includes fever frame, heating wire, heat-insulated dress
It sets, overtemperature protection system；Heating wire, fever frame, overtemperature protection system are located in heat-proof device；On the outside of heat-proof device and in handle
Wall connection；Heating wire is connect with fever frame；In the main air flow passage that heating wire is located at heat-proof device between the frame that generates heat.
30. hair dryer according to claim 29, which is characterized in that fever frame includes several fevers circumferentially
Plate；A part of upstream main air flow passage is constituted between adjacent heating board；The end of several heating boards is fixed by connector
Together；Setting gas supply stream enters the wind-guiding face between adjacent heating board on the outside of connector.
31. hair dryer according to claim 29, which is characterized in that be arranged on fever frame along upstream main air flow passage direction
For the penetration pipe being routed through in handle；Cable is equipped in handle, the firewire of cable is connect with heating wire；The zero of cable
The route of line, the route of fan unit and overtemperature protection system is passed through from penetration pipe.
32. hair dryer according to claim 29, which is characterized in that be located at heating unit and hand in the main air flow passage of upstream
The terminal plate extended along upstream main air flow passage is set between handle inner wall；Setting and cable, fan unit, heating are single on terminal plate
The end of incoming cables of the connection of member and the leading-out terminal being connect with circuit board.
33. hair dryer according to claim 32, which is characterized in that further include operation button；Operation button setting is connecing
On line plate.
34. hair dryer according to claim 7, which is characterized in that control unit includes circuit board, and circuit board is arranged in hand
On handle.
35. hair dryer according to claim 7, which is characterized in that be arranged between handle upper portion and downstream main air flow passage
Space is controlled, controls and control unit is set in space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910103449.3A CN109691771A (en) | 2019-02-01 | 2019-02-01 | Hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910103449.3A CN109691771A (en) | 2019-02-01 | 2019-02-01 | Hair dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109691771A true CN109691771A (en) | 2019-04-30 |
Family
ID=66234755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910103449.3A Pending CN109691771A (en) | 2019-02-01 | 2019-02-01 | Hair dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109691771A (en) |
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| CN109998258A (en) * | 2019-05-16 | 2019-07-12 | 上海飞科电器股份有限公司 | Hair dryer |
| CN110089831A (en) * | 2019-06-13 | 2019-08-06 | 陈光喜 | A kind of self-cooling type hair dryer head |
| CN110123012A (en) * | 2019-06-13 | 2019-08-16 | 陈光喜 | A kind of circulation air path blowing cleaner handgrip |
| CN110419842A (en) * | 2019-09-12 | 2019-11-08 | 追觅科技（天津）有限公司 | Hand blower |
| CN110448030A (en) * | 2019-09-12 | 2019-11-15 | 追觅科技（天津）有限公司 | Hand blower and its main part |
| CN111972806A (en) * | 2020-01-21 | 2020-11-24 | 东莞市徕芬电子科技有限公司 | Handle structure of hair drier |
| WO2021047625A1 (en) * | 2019-09-12 | 2021-03-18 | 追创科技(苏州)有限公司 | Hand-held hair dryer |
| CN112869327A (en) * | 2020-12-26 | 2021-06-01 | 上海派爱德科技有限公司 | Air duct system of hair drier |
| WO2024007658A1 (en) * | 2022-07-06 | 2024-01-11 | 追觅创新科技(苏州)有限公司 | Heater and hair care device |
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| CN110123012A (en) * | 2019-06-13 | 2019-08-16 | 陈光喜 | A kind of circulation air path blowing cleaner handgrip |
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| WO2024007658A1 (en) * | 2022-07-06 | 2024-01-11 | 追觅创新科技(苏州)有限公司 | Heater and hair care device |
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