CN209463503U - A kind of hair dryer - Google Patents
A kind of hair dryer Download PDFInfo
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- CN209463503U CN209463503U CN201821834350.8U CN201821834350U CN209463503U CN 209463503 U CN209463503 U CN 209463503U CN 201821834350 U CN201821834350 U CN 201821834350U CN 209463503 U CN209463503 U CN 209463503U
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Abstract
The utility model relates to household appliance technical fields, in order to solve the problems, such as that hot and cold air causes hair uneven heating even in the prior art, a kind of hair dryer is provided, Handleset, fan unit, heating unit, the first air inlet and the first air outlet including shell and cage connection；Fan unit enters hair dryer from the first air inlet and blows out to form main air duct from the first air outlet for suction airstream, and heating unit is for heating the air-flow；Fan unit includes flabellum and the motor for driving the flabellum to rotate；Wherein, main air duct includes the axial section extended along the axis direction of shell, inner cylinder is equipped in shell, axial section is at least limited by inner cylinder, hair dryer further includes around the auxiliary air duct that axial section extends, auxiliary air duct is limited by inner cylinder and shell, and inner cylinder is equipped with commutation access, and the air-flow in auxiliary air duct is changed after wind direction is mixed with the air-flow of axial section by commutation access to be blown out.Blow the hair of the same area the identical time, dry and wet difference is smaller, improves hair drying efficiency.
Description
Technical field
The utility model relates to household appliance technical field more particularly to a kind of hair dryers.
Background technique
In the prior art, hair dryer include shell, the shell that is connect with Handleset, fan unit, heating unit, heating
Unit is set to shell, and fan unit is set in shell or in Handleset, and fan unit is drawn into the gas of interior of shell
Stream becomes thermal current by heating unit heats.In order to reduce the temperature rise of shell, heat insulation cylinder, heating are set in the inside of hair dryer
Unit be arranged in heat insulation cylinder, further, between heat insulation cylinder and shell have the air-flow without heating unit heats and from this
The air outlet of air-flow is blown out.Two strands of air-flows are first independent blowouts, are mixed outside the shell, if that air outlet is apart from hair
When surface is not remote enough, two strands of air-flows, which do not mix, just reaches hair, and dynamics that the same area is experienced, temperature can be variant,
Due to the difference of two strands of air current flows and wind-force, so that the hair that the same area has is done, some hairs are not dry, dry and wet difference compared with
Greatly.
Utility model content
In order to solve the problems in the prior art, when the utility model provides a kind of hair for making the same area and blows identical
Between, the lesser hair dryer of dry and wet difference gives the good usage experience of user.
The technical solution of the utility model is as follows:
A kind of hair dryer, Handleset, fan unit, heating unit, the first air inlet including shell and cage connection
With the first air outlet；
The fan unit enters hair dryer and blows out from the first air outlet to be formed for suction airstream from the first air inlet
Main air duct, the heating unit is for heating the air-flow；
The fan unit includes flabellum and the motor for driving the flabellum to rotate；
Wherein, the main air duct includes the axial section extended along the axis direction of shell, is equipped with inner cylinder in the shell,
The axial section is at least limited by inner cylinder, the hair dryer further include around the axial section extend auxiliary air duct, it is described auxiliary
Air duct is limited by inner cylinder and shell, and the inner cylinder is equipped with commutation access, and the air-flow in the auxiliary air duct is changed by commutation access
Wind direction is blown out after mixing with the air-flow of axial section.
Benefit is, the air-flow in auxiliary air duct be cold airflow, axial section air-flow be thermal current, pass through the setting of commutation access
It is blown out after mixing the two, reduces the probability that hot spot generates, when so that the same area of long period against scalp being blown, scalp sense
Probability by bright hot feeling reduces, and it is smaller that the hair of the same area blows identical time hair degree of drying difference, reduces hair
Cause the probability of damage.
Preferably, the inner cylinder is equipped with the wind-guiding inclined-plane for making the air-flow in auxiliary air duct enter commutation access.It is oblique by wind-guiding
The setting in face reduces air-flow because entering the access bring wind loss that commutates.
Preferably, the center line of the commutation access and the center line of the axial section are angled, and the angle is not
Greater than 90 °.Benefit is after causing air flow through commutation access change direction, to reduce the effect to the air-flow in axial direction blown out
Power reduces wind loss；When angle is greater than 90 °, generated by the air-flow for the access that commutates opposite with air-flow is axially flowed forward
Active force, reduce the wind-force for reaching hair surface, be unfavorable for dispelling wet hair, reduce drying efficiency.
Preferably, the air-flow in the auxiliary air duct changes airflow direction, and the gas with axial section by the commutation access
The raw intersection spatially of miscarriage.
Preferably, the commutation access is from extension restriction from enclosure axis to direction that extends on inner cylinder to, the extension
Across the first air outlet.
Preferably, the heating unit is arranged in inner cylinder, and the heating unit includes the installation branch with hollow channel
Frame, the end of the mounting bracket limits mixed airflow outlet, after the fraction in auxiliary air duct is mixed with the air-flow of axial section
It exports and blows out from the mixed airflow.Benefit be formed two strands of different air quantity, wind pressure, temperature thermal current, prevent hot spot from generating,
Reduce the probability that long-time blow head hair causes scalp hair to have bright hot feeling；Secondly when the air-flow blown out from the first air outlet is in ring
When shape or sub-circular, the air-flow blown out from the first air outlet can be promoted along outer from the air-flow of mixed airflow outlet blowout
The axis flow forward of shell reaches hair surface, improves the efficiency that main air duct is flowed along housing axis direction.
Preferably, the mounting bracket is equipped with notch, and the extension blocks the notch.
Preferably, the inner cylinder is equipped with the second air outlet, and the fraction in the auxiliary air duct is blown out from the second air outlet.
Benefit is to reduce wind loss.
Preferably, first air outlet is located between the second air outlet and mixed airflow outlet.Benefit is to form three strands
Different air quantity, wind pressure, temperature air-flow, prevent hot spot from generating, i.e., reduction long-time blow head hair causes scalp hair has bright hot feeling
Probability.
Preferably, first air inlet is limited by inner cylinder and mounting bracket.
Detailed description of the invention
Fig. 1 is the complete machine structure schematic diagram of hair dryer described in the utility model.
Fig. 2 is the cross-sectional view 1 of S meaning in Fig. 1 in an example described in the utility model.
Fig. 3 is the cross-sectional view 2 of S meaning in Fig. 1 in another example described in the utility model.
Fig. 4 is the cross-sectional view 3 of S meaning in Fig. 1 in another example described in the utility model.
Fig. 5 is the structural schematic diagram of notch cylinder in an example described in the utility model.
Fig. 6 is another angled arrangement schematic diagram of notch cylinder described in the utility model.
Fig. 7 is the another angled arrangement schematic diagram of notch cylinder described in the utility model.
Fig. 8 is the structural schematic diagram of the first air outlet described in the utility model.
Fig. 9 is the structural schematic diagram of another angle of the first air outlet described in the utility model.
Figure 10 is the schematic diagram of another structure of notch cylinder described in the utility model.
Figure 11 is the schematic diagram of the another structure of notch cylinder described in the utility model.
Figure 12 is the schematic diagram of notch cylinder described in the utility model another structure again.
Figure 13 is the another structural schematic diagram of the first air outlet described in the utility model.
Figure 14 is the structural schematic diagram of non-close pipeline described in the utility model.
Figure 15 is the structural schematic diagram of heating unit described in the utility model.
Figure 16 is the structural schematic diagram in auxiliary air duct described in the utility model.
Figure 17 is the structural schematic diagram of commutation access described in the utility model.
Figure 18 is the another structural schematic diagram of commutation access.
Marked the names of the parts are as follows in figure:
1, shell；2, Handleset；3, heating unit；301, mica sheet；3011, free end；302, heating wire；4, first
Air inlet；5, the first air outlet, 6, axial section；7, notch cylinder；701, notch；702, it perforates；703, the second notch；8, tubular
Wall；9, communication port；10, air flow inlet；11, auxiliary air-outlet；12, open end；13 opening portions；14, extension；15, it second lacks
Mouthful；16, it is open；17, outlet air component；171, barriers；172, outer ring；173, rib；18, non-close pipeline；19, first
Point；20, second part；21, barrier flaps；22, auxiliary air duct；2201, entrance；2202, outlet section；23, the second air outlet；24,
Mixed airflow outlet；25, commutate access；26, wind-guiding inclined-plane.
Specific embodiment
The content of the utility model is described in detail with reference to the accompanying drawing.
As shown in Figures 1 to 6, a kind of hair dryer including shell 1, the Handleset connecting with shell 12, fan unit, adds
Hot cell 3, the first air inlet 4 and the first air outlet 5；
The fan unit enters hair dryer from the first air inlet 4 for suction airstream and blows out shape from the first air outlet 5
At main air duct, the heating unit 3 is for heating the air-flow；
The fan unit includes flabellum and the motor for driving the flabellum to rotate (fan unit is being not shown in the figure)；
Wherein, the main air duct includes the axial section 6 extended along the axis direction of shell 1, is equipped with tool in the shell 1
Jagged 701 notch cylinder 7, the notch cylinder 7 limit the axial section 6 with the cylindrical wall 8 inside shell 1.Axial section 6
Air flow direction arrow is signified such as in 2,3,4.
Fan unit can be set in shell 1, at this point, the first air inlet 4 is located at the rear end of shell 1, air port at first
Positioned at the front end of shell 1, heating unit 3 is set in shell 1, and is located in axial section 6；Fan unit also can be set in hand
In handle component 2, at this point, the first air inlet 4 is set on Handleset 2, and the first air inlet 4 is located at the lower section of fan unit,
Air outlet is located at the front end of shell 1, and heating unit 3 can be set in shell 1, and be located in axial section 6, also can be set
In Handleset 2.
As shown in Figure 2,4, the cylindrical wall 8 inside shell 1 can be the inner sidewall of shell 1, the axial section 6 of main air duct by
The inner sidewall of shell 1 and the lateral wall of notch cylinder 7 limit；It is also possible to the inner cylinder being arranged in shell 1, is an individual structure
The axial section 6 of part, main air duct is limited by the inner sidewall of inner cylinder and the lateral wall of notch cylinder 7.
By the setting of the notch 701, so that the fraction of axial section 6 is scarce at this in the moment of hair dryer starting
Collect at mouthfuls 701 and stores or the air-flow of axial section 6 enters the inner space of notch cylinder 7, residual air by notch 701
It flows along cylindrical wall 8 with the spatially extended of 7 lateral wall of notch cylinder restriction and from air outlet blowout, thus reduces the wind for starting moment
Amount and wind pressure；With the lengthening of hair dryer working time, the air-flow at notch 701 or in notch cylinder 7 gradually collects until full
With, air quantity and wind pressure are also gradually increased, are gradually constant, improve user experience.
Notch 701 is specifically described below, as shown in figure 5, axis (b- of the notch 701 along notch cylinder 7
B ') direction extension, not less than 1/2, the length of notch 701 is L1 for the length of the notch 701 and the length ratio of notch cylinder 7,
The maximum length B of notch cylinder 7.Notch 701 can extend since the upstream end thereof of notch cylinder 7, can also be from close to upstream end
The position in portion is extended." upstream " refers to that, close to 1 back-end location of shell, " downstream " refers to far from shell 1 in the utility model
The position of rear end.In this example, the length of notch 701 and the length ratio of notch cylinder 7 are 0.95.Increase storage wind region area, has
Effect buffers the air quantity and wind pressure of electric motor starting moment.
The notch 701 has the maximum width A axial perpendicular to notch cylinder 7 along the projection perpendicular to 7 axis of notch cylinder,
The notch cylinder 7 has the maximum width D, 0.1≤A/D axial perpendicular to notch cylinder 7 along the projection perpendicular to 7 axis of notch cylinder
≤ 1, benefit be can to hair dryer start moment air quantity and wind pressure buffer and reduce wind loss；As A/D > 1
When, notch 701 is too big, and accumulating in a large amount of air-flow in shell 1 cannot blow out from air outlet in time, keeps wind loss serious；
As A/D > 0.1, notch 701 is too small, and the buffering effect of air quantity and wind pressure to hair dryer starting moment is unobvious.It is preferred that 0.1
≤ A/D≤0.5, A/D=0.3 in this example.Further, the notch 701 extends along the axis direction of notch cylinder 7, the notch
701 also have maximum length B, A the < B for being parallel to 7 axial direction of notch cylinder along the projection perpendicular to 7 axis of notch cylinder, and benefit is both
The air quantity of moment can be started to hair dryer and wind pressure buffers, and wind loss can be reduced.
As shown in fig. 6, the central angle of the notch 701 is α, 15 °≤α≤180 °, benefit is can to start to hair dryer
The air quantity and wind pressure of moment plays buffering, and can guarantee that the loss of wind pressure and air quantity is not serious, flash baking hair；When 15 ° of α <
When, notch 701 is too small, and the buffering effect of air quantity and wind pressure to hair dryer starting moment is unobvious；When 180 ° of α >, notch
701 is too big, and accumulating in a large amount of air-flow in shell 1 cannot blow out from air outlet in time, keeps wind loss serious.More into one
Step, 15 °≤α≤90 °, wherein it is preferred that 30 °≤α≤60 °, α=45 ° in this example.Central angle alpha is to form the both ends of notch 701 to arrive
The longest two lines of 7 axis of notch cylinder are formed by angle.
As shown in Figure 2,3, 4, the Handleset 2 forms the communication port 9 for being connected to the two with 1 junction of shell, described
Notch 701 extends to the upstream side of communication port 9；Alternatively, the Handleset 2 is connected to the two with the formation of 1 junction of shell
Communication port 9, the notch 701 extend to/cross the downstream side of communication port 9；Or the notch 701 extends to communication port 9
Between upstream side and downstream side.In this example, notch 701 crosses the downstream side of communication port 9.
The communication port 9 is arranged in a staggered manner with notch 701, and " being staggered " in the utility model refers to that the edge of notch 701 is equal
It is staggered with communication port 9, communication port 9 is reached on notch cylinder 7 apart from the shortest side wall for notch cylinder 7.The notch 701 is located at outer
The top of 1 axis of shell, further, notch 701 are arranged about the axisymmetrical of Handleset 2.
As shown in FIG. 3 to 7, the notch cylinder 7 is equipped with the perforation 702 for making the air-flow of main air duct enter notch cylinder 7, described
Perforation 702 and the projection of notch 701 are at least partly overlapped.Perforation 702 is parallel with the projection of the axis of notch 701 or is overlapped, excellent
The projection of the projection covering perforation 702 of notch 701 is selected, that is, the projection of the axis of perforate 702 and notch 701 is overlapped.It is lacked in this example
The axis of mouth 701 is parallel with axis (b-b ') of notch cylinder 7.
Further, as shown in figure 5,702 width of perforation can be of same size with notch 701；Alternatively, perforation 702
Width is less than the width of notch 701；Alternatively, the width of perforation 702 is greater than the width of notch 701.In this example, perforate 702 width
Degree is less than the width of notch 701.The width of perforation 702 is K1, is referred to along the direction projection perpendicular to 7 axis of notch cylinder, vertically
In the maximum width of 7 axis of notch cylinder；The length of perforation 702 is K2, is referred to along the direction projection perpendicular to 7 axis of notch cylinder,
It is parallel to the maximum length of 7 axis of notch cylinder.
Further, perforate 702 length be less than notch 701 length, to reduce the loss of air quantity, wind pressure.
Further, perforate 702 center line (kc-kc ') it is parallel with the projection of the center line of Handleset 2 or be overlapped.
It should be understood that the center line of perforation 702 intersects with the projection of 2 center line of Handleset.
Further, the perforation 702 is located at the lower section of 8 axis of cylindrical wall and is oppositely arranged with air flow inlet 10.
Further, the notch cylinder 7 is equipped with air-flow guide part, and the air-flow guide part makes to enter in notch cylinder 7
Air-flow extends along the axis direction of shell 1.Air-flow guide part is not show in wind-guiding inclined-plane 26(figure on 7 side wall of notch cylinder
Out), the inclined-plane is preferably streamlined, reduces wind loss；It is also possible to be located on the other structures part inside notch cylinder 7
Wind-guiding inclined-plane 26.
Further, the front end of the notch cylinder 7 is equipped with an auxiliary air-outlet 11, the air-flow in the notch cylinder 7 from this
Auxiliary air-outlet 11 is blown out, and benefit is to increase air quantity and wind pressure.
It should be understood that the notch cylinder 7 is equipped with the perforation 702 for making the air-flow of main air duct enter notch cylinder 7, it is described to wear
Hole 702 is located at the upstream side of 701 starting point of notch, and the two is oppositely arranged.
When fan unit is arranged in Handleset 2, the first air inlet 4 is arranged on Handleset 2, and the first air inlet
Mouthfuls 4 are located at the lower section of fan unit, and the main air duct includes the vertical section limited by Handleset 2, the Handleset 2 with
1 junction of shell limits the air flow inlet 10 that air-flow enters axial section 6 from vertical section, the notch 701 and air flow inlet
10 are arranged in a staggered manner.Air flow inlet 10 is arranged in cylindrical wall 8 and air flow inlet 10 and communication port 9 are correspondingly arranged, and air flow inlet
10 center line is identical as the center line of Handleset 2.The notch 701 is located at the top of 8 axis of cylindrical wall (a-a '), makes to erect
Most of air-flow is directly blown out from air outlet after the air-flow of straight section enters axial section 6, reduces the loss of air quantity and wind pressure；Together
When be conducive to flash baking hair again；And further, the notch 701 is oppositely arranged with air flow inlet 10.Further, described
Notch cylinder 7 is equipped with the perforation 702 for entering the air-flow of main air duct in notch cylinder 7, and the perforation 702 is located at 8 axis of cylindrical wall
Lower section and be oppositely arranged with air flow inlet 10, benefit is that the air-flow of vertical section is made to enter notch cylinder 7 by shortest distance
Inside reduces the loss of air quantity.
Another example, the notch 701 are the perforation 702 allowed airflow into notch cylinder 7.
As shown in Fig. 8 to 14, first air outlet 5 is positioned at the non-closed gap of 6 end of axial section.This is practical new
In type, " non-closed gap " refers to that the first air outlet 5 has that there are two shapes between open end 12 and open end 12 as a whole
At region (referred to as opening portion 13) be not used in main air duct 6 air-flow of axial section blowout long and narrow gap.It is non-closed
Gap can be the gap that a continuous air-flow for main air duct axial section 6 is blown out；It is also possible to multiple small be used for
The gap of the air-flow blowout of main air duct axial section 6 is composed and (can regard as and pass through muscle among a continuous gap
Item 173 is interrupted to increase intensity), opening portion is formed between the starting point of first small gap and the end of the last one small gap
It can be entity or other forms between 13 open ends 12.
By make first air outlet 5 " non-closed slit " benefit be from the first air outlet 5 blow out air-flow wind pressure compared with
Greatly, which drives the air-flow of the opening portion 13 of non-closed slit to flow, this strand of air-flow wind pressure is smaller, outside hair dryer
5 certain distance of the first air outlet of distance and two strands of air-flows pool one air-flow before not reaching hair surface, suitably reduction wind pressure,
When blowing long hair, it is not easy to the angle of waving for blowing hair is excessive, blow during hair and after having blown it is more in disorder；When hair compared with
In short-term, smaller to the dynamics of root of hair application, when user only needs to dry up hair without moulding, blow to for a long time
One direction will not change the original direction of root of hair, and the hair after having blown is made to be easier to arrange.
As shown in figure 9, the width in the non-closed gap is d, 1mm≤d≤20mm, wind pressure can be improved and make list
Air output in the time of position is more；As d < 1mm, the air output in the unit time is less, and more air-flow accumulates in shell 1
It is internal；As d > 20mm, air-flow is not concentrated when blowing out from the first air outlet 5, and hair drying efficiency is slow.Further, 5mm≤d
≤ 10mm, preferably d=8mm.The width in the non-closed gap is d, length L, and 0.05≤d/L≤0.5, benefit is to take into account out
Air quantity and wind pressure；As d/L < 0.05, in the case where length L is certain, less, the more gas of air output in the unit time
Stream accumulates in inside shell 1, in the case where width d is certain, machine volume can be made to become larger, unsightly and not easily contained；Work as d/L
When > 0.5, in the case where length L is certain, air-flow in shell 1 can quickly be blown out from the first air outlet 5, but wind pressure compared with
It is small, it is unfavorable for dispelling wet hair, in the case where width d is certain, the air-flow blowout being unfavorable in shell 1 accumulates in air-flow outer
Inside shell 1, air quantity generates loss.Width d, which refers to, carries out non-closed gap along the centerline direction perpendicular to non-closed gap
Section, the line being parallel on non-closed gap between the farthest two o'clock of distance of the center line vertical line；Length L refers to that the two is non-
The length of line between the center and distal center two o'clock of the starting point of closed gap is bent if it is the line between two o'clock
Line, the length for the camber line that the shape of the curve is close with the shape in non-closed gap are that L(is being not shown in the figure).
The non-closed gap has an opening portion 13, the central angle β of the opening portion 13, and 15 °≤β≤180 °, benefit is,
The wind pressure for reaching hair reduction, air-flow can be made to blow out out of shell 1 in time and wind pressure is made to generate greater loss；Work as β
At 15 ° of <, wind pressure reducing effect is unobvious, hair be easy to be blown it is in disorder, if in order to dry up hair for a long time against root of hair
It blows, is easy that root of hair is made to obtain undesired trend；When β > 180 is only, the first air outlet 5 is too small, is easy to accumulate in air-flow
It can be blown out in time from the first air outlet 5 inside shell 1, cause wind loss.Central angle β refers to that the both ends of opening portion 13 are (i.e. non-
The starting point and end of closed gap) angle formed by line with the center in non-closed gap；If the both ends of opening portion 13
It is in irregular shape with certain width or end, then it is the line of centres length with non-closed gap respectively on the both ends
The smallest two lines angulation.Further, 15 °≤β≤90 °, preferably β=45 °.It is non-that central angle β refers to that open end 12 is arrived
The longest two lines of closed gap center line are formed by angle.The 701 notch cylinder 7 of center line and notch in non-closed gap
Axis is identical.The air-flow portion of main air duct is blown out from opening portion 13.
The width in the non-closed gap is d, and opening portion 13 is along the projection tool perpendicular to non-closed slit centers line direction
There are maximum width d1,0.1≤d/d1≤1, benefit is that opening portion 13 can be made to play the role of reducing whole wind pressure and make to lead
The air-flow in air duct is blown out in time, is prevented air-flow from accumulating in inside shell 1 and is caused wind loss；As d/d1 < 0.1, opening portion 13
Too big, air loss is larger, is unfavorable for scatter wet hair, reduction drying efficiency, d is too small, is easy to accumulate in air-flow inside shell 1
Cause wind loss；As d/d1 > 1, opening portion 13 is too small, and wind pressure reducing effect is unobvious, more in disorder after hair dryer, d
It is too big, it is unfavorable for improving wind pressure, scatter wet hair.
The opening portion 13 is located at the side of non-closed slit centers line, and such situation illustrates non-closed gap around its center
Line setting, the center in non-closed gap make the main air duct air-flow blown out from the first air outlet 5 and by this strand of air-flow band on the inside of it
Air-flow at dynamic opening portion 13 forms whole circle, and the first air outlet 5 is at a distance from hair when sending out according to user's blow head, this two strands of gas
Stream can converge into one before reaching hair, and hair effect is blown in raising.
The opening portion 13 is located at the top of 1 center line of shell.According to user, hand takes the habit of hair dryer during blowing hair
Used, the region below 1 center line of shell is the part to play a major role always during entirely blowing hair, the gas at opening portion 13
Stream is mainly driven by the main air duct air-flow blown out from the first air outlet 5 and is generated, and air quantity and wind pressure are all relatively small, if user practises
It is used to blow the first air outlet 5 of hair dryer close to hair, then two strands of air-flows just reach hair table before converging into one not yet
Face, opening portion 13, which is located at, is conducive to that greater pressure, more air-flow is made to blow to hair above 1 center line of shell, reaches quick baking
The purpose of dry hair.
The both ends of the opening portion 13 are located at the two sides of 2 center line of Handleset.It the both ends of opening portion 13 can be about hand
It the two sides of 2 center line of handle component symmetrically can also be asymmetric.
As shown in figure 9, the non-closed projection is surrounded by multiple curves are end to end, i.e., non-closed gap is by multiple structures
Part limits.Further, it is equipped with notch cylinder 7 in the shell 1, the axial section 6 is by the cylinder inside notch cylinder 7 and shell 1
Shape wall 8 limits, and the non-closed gap is limited by notch cylinder 7 and cylindrical wall 8.The notch 701 prolongs along the axis direction of shell 1
It stretches, notch 701 can also prolong from the upstream end of notch cylinder 7 to extending downstream from the downstream of notch cylinder 7 to its upstream
It stretches.One of example in non-closed gap, the cylindrical wall 8 are equipped with the extension 14 extended downwardly, the extension 14
The partial gap between notch cylinder 7 and cylindrical wall 8 is closed to form the non-closed gap, a kind of situation, notch cylinder 7 and tubular
Gap between wall 8 is annular, and a part that extension 14 closes the annular gap obtains the non-closed gap, extension 14 with
The lateral wall of notch cylinder 7 leans, and opening portion 13 is shown extension 14.The non-closed gap is C-shaped, the similar shapes such as U-shaped；
Another situation, as shown in Figure 10, the notch 701 are set to the front end of notch cylinder 7, and the extension 14 closes the notch
701 at least part, the non-closed gap is C-shaped, the similar shapes such as U-shaped.Further, the notch 701 of stating is from notch
The front end of cylinder 7 extends back, and the length of the notch 701 and the length ratio of notch cylinder 7 are not less than 1/2.The extension 14
The notch 701 is closed, the shape before making the air-flow of axial section 6 reach the non-close gap is roughly the same with its, makes axis
It is blown from the first air outlet 5 rapidly to the air-flow of section 6 along the restriction of the side wall of extension 14,7 side wall of notch cylinder and cylindrical wall 8
Out, air-flow is not accumulated in shell 1, reduces wind loss.
Another example, as shown in Figure 11,12, the front end of the notch cylinder 7 are equipped with and notch 701 spaced second
Notch 15703701, the extension 14 close second notch 15703701 to form the non-closed gap.It is described non-
Closing gap has opening portion 13, and with notch 701 towards same direction, opening portion 13 is the second notch for the opening portion 13
15703701, preferably, the same axis of opening portion 13 and notch 701, benefit are, reduce wind loss.
Another example, as shown in figure 13, the end of the shell 1 have opening 16, are equipped with outlet air in the opening 16
Component 17, the outlet air component 17 include positioned at the barriers 171 at middle part and positioned at external outer ring 172, outer ring 172 and barrier
Part 171 is connected by rib 173, and the non-closed gap is limited by outer ring 172 and barriers 171.Alternatively, in shown shell 1
It is additionally provided with inner cylinder, the above-mentioned installation of outlet air component 17 is on the inner cylinder.
Another example, the cylindrical wall 8 is interior to be equipped with barriers 171, and the barriers 171 and cylindrical wall 8 pass through rib
173 connections, the non-closed gap is limited by cylindrical wall 8 and barriers 171.
It should be understood that the air-flow of the axial section 6 includes the air-flow before reaching non-closed gap in a ring, the ring
Shape air-flow is blown out from non-closed gap；In that case, be equipped with inner cylinder in shell 1, the annular flow by inner cylinder lateral wall
It is limited with the cylindrical wall 8 inside shell 1.
As shown in figure 14, the projection in the non-closed gap is surrounded by single closed curve, that is, non-closed gap is by one
Component limits.More specifically, non-close pipeline 18, the gas identical with non-closed seam shape are equipped in the shell 1
Stream is limited by non-close pipeline 18, and the non-closed gap is located at the end of the non-close pipeline 18, the axial section 6
Air-flow is included in non-closed gap and reaches preceding air-flow identical with its shape, which blows out from non-closed gap.
As shown in Fig. 1 to 15, heating unit 3 is arranged in axial section 6, and the heating unit 3 includes notch cylinder 7, institute
Stating notch cylinder 7 has the notch 701 extended along its axis direction, and the notch cylinder 7 limits institute with the cylindrical wall 8 inside shell 1
State axial section 6.It is the inside that air-flow can temporarily collect in shell 1 by the setting of notch cylinder 7, keeps air-flow and heating single
Member 3 has time enough to carry out heat transmission, then blows out under the drive of other air-flows from the first air outlet 5 again, avoids generating heat
Silk 302 is rubescent, and use is safer.
The length ratio of a kind of example, the length of the notch 701 and notch cylinder 7 is not less than 1/2, formed outlet air region with
Heating unit 3 carries out heat exchange, prevents heating wire 302 rubescent.Further, the length of notch 701 is not less than 7 length of notch cylinder
2/3.The heating unit 3 further includes the multiple mica sheets 301 being mounted on notch cylinder 7, is wound on multiple mica sheets 301
Heating wire 302, the multiple mica sheet 301 at least be set to notch 701 two sides；Further, the multiple mica sheet 301
Axial uniform intervals along notch cylinder 7 are arranged.The heating wire 302 is around whole circle；Or the heating wire 302 is only wound on peace
The top of bracket is filled, the notch 701 opens wide.
Another example, the corresponding notch 701 of at least one of the multiple mica sheet 301 is arranged, and the mica
Piece 301 has free end 3011 towards notch 701 and axially extending along mounting bracket.In such cases, notch cylinder 7 is corresponding lacks
It is equipped with the structure for fixing the mica sheet 301 at 701 settings of mouth, especially when 701 length of notch is longer, the two of notch cylinder 7
End is equipped with the card slot of fixed mica sheet 301；Mica sheet 301 is identical as the extending direction of notch 701, and the setting of mica sheet 301 exists
The surface of notch 701.
Another example, the notch cylinder 7 are ceramic heat device.
Further, the fan unit is set in Handleset 2, and the cylindrical wall 8 is equipped with air flow inlet 10, described
Air-flow in Handleset 2 enters in shell 1 from air flow inlet 10, and the notch 701 is arranged in a staggered manner with air flow inlet 10.
Further, the notch cylinder 7 is equipped with the perforation 702 being oppositely arranged with air flow inlet 10, and the air-flow passes through
The perforation 702 enters the inside of notch cylinder 7, which can promote the air-flow at notch 701 to flow, collect at notch 701
Air-flow blown out from the first air outlet 5, take away heat.
The utility model further relates to a kind of heating unit 3 of hair dryer, including multiple mica sheets 301 and is wound on mica sheet
Heating wire 302 on 301, wherein the heating unit 3 further includes the mounting bracket with hollow channel, the multiple mica
Piece 301 is mounted in the mounting bracket, and the mounting bracket has along its axially extending notch 701, the multiple mica
Piece 301 is at least set to the two sides of notch 701.One of example, hollow mounting bracket are above-mentioned notch cylinder 7.
The mounting bracket further includes second peripherally and outwardly extended in 19 rear end of first part along first part 19
Divide 20, the rear end of the mica sheet 301 and the medial surface of second part 20 lean.Benefit is to improve the fixation of mica sheet 301
Reliability.First part 19 is notch cylinder 7, and second part 20 is in a ring or round or U-shaped or C-shaped.
The rear end of the mica sheet 301 has card slot, and the periphery of the card slot and second part 20 leans.
Barrier flaps 21 are equipped in the hollow channel, the barrier flaps 21 are arranged close to the front end of hollow channel, and benefit is
When 701 length of notch is longer, the intensity of hollow mounting bracket is improved by barrier flaps 21, prevents mounting bracket from deforming, is caused
Biggish windage is generated to the air-flow of axial section 6, causes wind loss.
As shown in Fig. 1 to 18, a kind of hair dryer including shell 1, the Handleset connecting with shell 12, fan unit, adds
Hot cell 3, the first air inlet 4 and the first air outlet 5；
The fan unit enters hair dryer from the first air inlet 4 for suction airstream and blows out shape from the first air outlet 5
At main air duct, the heating unit 3 is for heating the air-flow；
The fan unit includes flabellum and the motor for driving the flabellum to rotate；
The hair dryer further includes around the auxiliary air duct 22 that the axial section 6 extends, and the auxiliary air duct 22 is at least partly
Air-flow is blown out after mixing in shell 1 at least partly air-flow of axial section 6.If two strands of air-flows are first independent blowouts,
1 external mix of shell, if that two strands of air-flows are not mixed and arrived when the first air outlet 5 is not remote enough apart from hair surface
Hair is reached, the dynamics that the same area is experienced can be variant, due to the difference of two strands of air current flows and wind-force, so that same area
The hair that domain has is done, and some hairs are not dry；The air-flow in auxiliary air duct 22 be cold airflow, axial section 6 air-flow be thermal current, two
It is blown out after person's mixing, prevents the generation of hot spot, when so that the same area of long period against scalp being blown, will not feel boiling hot.When
When the air-flow in auxiliary air duct 22 is the air-flow of same nature, mixing is carried out in shell 1 by two strands of air-flows makes air-flow reach hair
Though when 5 distance of the first air outlet distance, the dynamics experienced of the same area is not much different, and the hair of the same area can be same
When be dried, mobile hair dryer blows the hair in other regions, or is not dried up first according to personal habits, and carrying out blowback can also
With the hair of, whole region close to being dried simultaneously, the hair being dried will not be by blowing repeatedly, and wet hair accounting will not be very
It is more, reduce the probability that hair causes damage.
As shown in Figure 16,17, the auxiliary air duct 22 includes entrance 2201 and outlet section 2202, in 2201 place of entrance
The air-flow of the air-flow and entrance 2201 of stating axial section 6 is mutually indepedent.In a kind of example, the first air inlet 4 is set to shell 1
Rear end, is equipped with inner cylinder in shell 1, inner cylinder by fan unit be drawn into air-flow shell 1 inside separate supplemented by air duct 22 and lead
Air duct (being the axial section 6 of main air duct in this), entrance 2201 is limited by the lateral wall of inner cylinder and the inner sidewall of shell 1,
Axial section 6 includes being limited by the inner sidewall of inner cylinder, and the air-flow in two air ducts is first mutually indepedent, at the first air outlet 5
In 1 internal mix of shell, then blown out from same outlet.Same export can be the first air outlet 5 of main air duct, can also be with
It is other outlets set in addition.
Further, the fan unit is set in Handleset 2, and first air inlet 4 is located on Handleset 2,
The back-end sealing of the axial section 6 is arranged, and benefit is the air loss for reducing main air duct.Further, after the shell 1
End is equipped with the second air inlet (not shown) in auxiliary air duct 22, and first air inlet 4 is located at the downstream of the second air inlet.
Another example, 1 front end of shell include mixed airflow outlet 24, the fraction of the axial section 6 and auxiliary
From 24 blowout of mixed airflow outlet after at least partly air-flow mixing in air duct 22, the fraction of the axial section 6 is from the
The blowout of one air outlet 5.First air outlet 5 is located at the outside of mixed airflow outlet 24, and the first air outlet 5 is around the mixing
Air stream outlet 24 is arranged, and benefit is that the air-flow that blows out in such cases from the first air outlet 5 is annular in shape or sub-circular, ring
Shape air ring can promote the air-flow blown out from the first air outlet 5 to flow forward along the axis of shell 1 around the air-flow to move along a straight line
It is dynamic to reach hair surface." sub-circular " includes that the small outlet at multiple intervals is integrally formed rings cyclic annular or with jagged 701
(such as U-shaped, c-type) and other approximate shapes.Further, the front end of the shell 1 is additionally provided with the second air outlet 23, described auxiliary
The fraction in air duct 22 is individually blown out from the second air outlet 23.Second air outlet 23 is located at the outside of the first air outlet 5,
And second air outlet 23 be arranged around the first air outlet 5.It in the example, including is three air stream outlets, the air-flow of axial section 6 and auxiliary
The air-flow in air duct 22 is respectively divided into two strands, after the fraction of axial section 6 is mixed with the fraction in auxiliary air duct 22 in shell 1
From 24 blowout of mixed airflow outlet, other air-flows of axial section 6 are blown out from the first air outlet 5, other air-flows in auxiliary air duct 22
It is blown out from the second air outlet 23.
Another example, the air-flow in the auxiliary air duct 22 import axial section 6 and blow out from the first air outlet 5, this kind of feelings
Under condition, air stream outlet only has the first air outlet 5, and whole air-flows in auxiliary air duct 22 import axial section 6；Or the shell 1
Front end be additionally provided with the second air outlet 23, the fraction in the auxiliary air duct 22 imports main air duct and simultaneously blows from the first air stream outlet
Out, remainder air-flow is blown out from the second air outlet 23.
Further, it is equipped with the inner cylinder for separating axial section 6 and auxiliary air duct 22 in the shell 1, the inner cylinder is equipped with
Air-flow for auxiliary air duct 22 enters the channel of axial section 6.When heating unit 3 be arranged in axial section 6 when, inner cylinder play every
Heat effect, prevent blow for a long time hair rear casing 1 overheat it is hot.
The main air duct includes the axial section 6 extended along the axis direction of shell 1, is equipped with inner cylinder, institute in the shell 1
Axial section 6 is stated at least to be limited by inner cylinder, the hair dryer further include around the axial section 6 extend auxiliary air duct 22, it is described
Auxiliary air duct 22 is limited by inner cylinder and shell 1, and the inner cylinder is equipped with commutation access 25, and the air-flow in the auxiliary air duct 22 passes through commutation
Access 25, which changes after wind direction is mixed with the air-flow of axial section 6, to be blown out.Commutation access 25 is the channel of setting on the inner cylinder.
The inner cylinder is equipped with the wind-guiding inclined-plane 26 for making the air-flow in auxiliary air duct 22 enter commutation access 25.Pass through wind-guiding inclined-plane
26 setting reduces air-flow because entering the 25 bring wind loss of access that commutates.Wind-guiding inclined-plane 26 along shell 1 axis direction from
The upstream of shell 1 to downstream extends.The center line of the commutation access 25 and the center line of the axial section 6 are angled, and
The angle is not more than 90 °.Benefit is to cause air flow through after commutation access 25 changes direction, is reduced in axial direction blowing out
The active force of air-flow reduces wind loss；When angle be greater than 90 ° when, by commutate access 25 air-flow generate with axially forward
Air flow opposite effect power reduces the wind-force for reaching hair surface, is unfavorable for dispelling wet hair, reduces drying efficiency.Into
The angle of one step is not less than 10 °, and air-flow is made to realize mixing by shorter path, reduces wind loss, when the angle is less than
At 10 °, in order to realize that mixed airflow needs to will cause wind loss by longer path, and mixing efficiency and wind are reduced
Speed.The center line of this example commutation access 25 and the center line of the axial section 6 are angled 90 °；Further, wind-guiding inclined-plane
26 with commutation access 25 center line angulation be γ, 10 °≤γ≤60 °, benefit be by air-flow import commutation access 25
In, reduce air-flow because entering the 25 bring wind loss of access that commutates；When 60 ° of γ >, air-flow will cause in wind-guiding inclined-plane 26
Wind loss is caused with the corner of commutation access 25；When 10 ° of γ <, air-flow enters commutation access 25 by wind-guiding inclined-plane 26
When be easy to cause wind loss；Preferred γ=30 ° of air guiding tunnel gas flow.
The air-flow in the auxiliary air duct 22 changes airflow direction, and the air-flow with axial section 6 by the commutation access 25
Generate intersection spatially.In this embodiment, commutation access 25 has certain length and width, the air-flow in commutation access 25
It is independent from each other, more specifically, the air-flow in commutation access 25 and edge in axial section 6 with the air-flow of axial section 6
The air-flow that its center line extends is mutually indepedent.
The commutation access 25 to the extension 14 that 1 axial direction of shell extends from limiting on inner cylinder, the extension 14
Across the first air outlet 5.In this embodiment, at least partly air-flow in auxiliary air duct 22 realizes the gas with main air duct by commutation access 25
Stream mixing, the air-flow of axial section 6 is divided into two strands inside shell 1, and wherein one blows out from the first air outlet 5, in addition one
From 24 blowout of mixed airflow outlet for being located at 5 inside of the first air outlet after being mixed with the air-flow in auxiliary air duct 22.Further, described
Heating unit 3 is arranged in inner cylinder, and the heating unit 3 includes the mounting bracket with hollow channel, the mounting bracket
End limits mixed airflow outlet 24, the fraction in auxiliary air duct 22 mixed with the air-flow of axial section 6 after from the mixed airflow
24 blowout of outlet, first air inlet 4 are limited by inner cylinder and mounting bracket.Further, the mounting bracket, which is equipped with, lacks
Mouth 701, the extension 14 blocks the notch 701.
The second air outlet 23 is additionally provided on the inner cylinder, the fraction in the auxiliary air duct 22 is blown from the second air outlet 23
Out.First air outlet 5 is located between the second air outlet 23 and mixed airflow outlet 24.The outside of inner cylinder is equipped with annular ring,
The lateral wall of annular ring and inner cylinder is connected by dowel, and the second air outlet 23 is annular；Second air outlet can also be by inner cylinder
Interlayer between shell limits.
In the present invention, the center line of shell, the axis of shell, the center line of inner cylinder, the axis of inner cylinder, notch cylinder
Center line, the axis of notch cylinder it is identical.
Above embodiment is only the optimal enforcement mode of the utility model, is not the whole embodiments of the utility model,
Principle according to the present utility model, those skilled in the art can make various modifications, without departing from the essence of the utility model
Mind should belong to range defined in claim described in the utility model.
Claims (10)
1. a kind of hair dryer, including shell, with the Handleset of cage connection, fan unit, heating unit, the first air inlet and
First air outlet；
The fan unit enters hair dryer from the first air inlet and blows out to form main wind from the first air outlet for suction airstream
Road, the heating unit is for heating the air-flow；
The fan unit includes flabellum and the motor for driving the flabellum to rotate；
It is characterized in that, the main air duct includes the axial section extended along the axis direction of shell, it is equipped in the shell interior
Cylinder, the axial section at least limits by inner cylinder, the hair dryer further include around the auxiliary air duct that the axial section extends, it is described
Auxiliary air duct is limited by inner cylinder and shell, and the inner cylinder is equipped with commutation access, and the air-flow in the auxiliary air duct is changed by the access that commutates
Changing wind direction is blown out after mixing with the air-flow of axial section.
2. hair dryer according to claim 1, which is characterized in that the inner cylinder, which is equipped with, changes the air-flow entrance in auxiliary air duct
To the wind-guiding inclined-plane of access.
3. hair dryer according to claim 1, which is characterized in that the center line of the commutation access and the axial section
Center line it is angled, and the angle is not more than 90 °.
4. hair dryer according to claim 1, which is characterized in that the air-flow in the auxiliary air duct is changed by the commutation access
Become airflow direction, and generates intersecting spatially with the air-flow of axial section.
5. hair dryer according to claim 4, which is characterized in that the commutation access from inner cylinder to enclosure axis to direction
The extension of extension limits, and the extension crosses over the first air outlet.
6. hair dryer according to claim 5, which is characterized in that the heating unit is arranged in inner cylinder, the heating
Unit includes the mounting bracket with hollow channel, and the end of the mounting bracket limits mixed airflow outlet, the portion in auxiliary air duct
It exports and blows out from the mixed airflow after dividing air-flow to mix with the air-flow of axial section.
7. hair dryer according to claim 6, which is characterized in that the mounting bracket is equipped with notch, the extension
Block the notch.
8. hair dryer according to claim 6, which is characterized in that the inner cylinder is equipped with the second air outlet, the auxiliary wind
The fraction in road is blown out from the second air outlet.
9. hair dryer according to claim 8, which is characterized in that first air outlet is located at the second air outlet and mixing
Between air stream outlet.
10. hair dryer according to claim 6, which is characterized in that first air inlet is limited by inner cylinder and mounting bracket
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834350.8U CN209463503U (en) | 2018-11-08 | 2018-11-08 | A kind of hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834350.8U CN209463503U (en) | 2018-11-08 | 2018-11-08 | A kind of hair dryer |
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| Publication Number | Publication Date |
|---|---|
| CN209463503U true CN209463503U (en) | 2019-10-08 |
Family
ID=68087353
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821834350.8U Active CN209463503U (en) | 2018-11-08 | 2018-11-08 | A kind of hair dryer |
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| CN (1) | CN209463503U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020093981A1 (en) * | 2018-11-08 | 2020-05-14 | 杭州乐秀电子科技有限公司 | Hairdryer |
| CN114173606A (en) * | 2021-06-18 | 2022-03-11 | 深圳汝原科技有限公司 | Drying device |
| CN114209141A (en) * | 2021-01-21 | 2022-03-22 | 杭州乐秀电子科技有限公司 | Low-loss hurricane wind barrel |
-
2018
- 2018-11-08 CN CN201821834350.8U patent/CN209463503U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020093981A1 (en) * | 2018-11-08 | 2020-05-14 | 杭州乐秀电子科技有限公司 | Hairdryer |
| CN114209141A (en) * | 2021-01-21 | 2022-03-22 | 杭州乐秀电子科技有限公司 | Low-loss hurricane wind barrel |
| CN114209141B (en) * | 2021-01-21 | 2023-09-22 | 杭州乐秀电子科技有限公司 | Low-loss hurricane duct |
| CN114173606A (en) * | 2021-06-18 | 2022-03-11 | 深圳汝原科技有限公司 | Drying device |
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