CN1023878C - Device for drying hair - Google Patents

Abstract

To obtain the titled polymer, having siloxane bonds introduced into the imide backbone chain, containing reactive endomethylenetetraphthalimide groups at the terminals with improved solubility and adhesive properties and excellent thermal stability, mechanical characteristics, etc. The aimed polymer expressed by the formula (R<1> is bifunctional organic group; R<2> is monofunctional organic group; R<3> is tetrafunctional aromatic residue; n is an integer of 1-10; m is an integer of 0-8). The above- mentioned polymer is obtained by, e.g. reacting a diaminosiloxane, such as 1,3-bis(3-aminopropyl)-1,1,3,3-tetramethyldisiloxane, with an aromatic tetracarboxylic acid dianhydride, such as pyromellitic acid dianhydride, and anhydrous 5-norbornene-2,3-dicarboxylic acid in a polar solvent, such as N,N- dimethylformamide.

Description

Device for drying hair

The present invention relates to a kind of hair dryer that is used for drying up hair and similar articles.Usually, the hair dryer that the present invention relates to comprises a hair dryer body and a bearing, hair dryer body Height Adjustable, and it can be folded on the bearing.

Hair dryer generally includes a blowing part and a handle portion.Under most situation, the user holds handle with one and operates.As everyone knows, a kind of hair dryer of specific type is arranged also, its handle portion is that heavily fortified point stands on the flat seat.(Japanese patent application publication No. 3926/1980 and Japanese Utility Model publication number 40213/1979).

The direction of the blowing mouth of this hair dryer and angle can be regulated, during use, the user need not to be used to hold hair dryer, user's both hands just can be freed like this, yet, regulate because this hair dryer can not carry out height, the user must the labour contractor hang down the height that arrives the hair dryer blowing mouth, and this obviously is very inconvenient.In addition, because the place that this hair dryer that has bearing is not placed power line, when this hair dryer need not or carry, it is very inconvenient that power line can seem, simultaneously, power line also influences the outward appearance of hair dryer outside.

Such hair dryer has a fan, the motor of a drive fan and a heater, and they are placed successively according to the order from the air inlet to the blowing mouth.Therefore, fast blowing can not evenly be heated, and the wind-warm syndrome degree that blows out like this is also just inhomogeneous, and another problem is that concentrator is to separate, and whenever blowing when sending out, must be contained in it on the blowing mouth.

The hair dryer that the present invention relates to comprises a hair dryer body and a bearing that supports the hair dryer body.Wherein:

The hair dryer body comprises a blowing head and the handle that can support collapsible blowing head.Motor and a heater that is arranged on the centre that an air inlet, a blowing mouth, a fan, a drive fan are arranged in the hair-dryer.The change-over switch that can control motor and air heater is housed on the handle.

The handle that it is can be therein movable that bearing comprises a handle inserts tube, one and is used for the arrangement for adjusting height of regulating handle insertion depth, and one is inserted a container that is connected as a single entity with handle, has formed a spatial accommodation at internal tank.

Therefore, hair dryer of the present invention has light, can hand the structure that use can independently be used again.

Preferable is that container is one and is with the cylindrical drum at the end to form that it can place power line, toilet articles or annex.Switch adopts slide switch, when folding dry, just can shift slide switch on the position of " pass " onto like this.Height adjustment mechanism has a handle fixture, and it can insert handle in the tube and be fixed on handle and insert on the general position and a certain raised position on the tube being inserted into handle.

The diameter of blowing mouth is about 90mm, can obtain a large amount of wind like this.When blowing mouth was folded, the blowing head had a surface to be in contact with one another with container.

In addition, when blowing head is folded, and handle is inserted into handle when inserting in the tube, and handle inserts tube and just formed the handle that carries hair dryer.

Hair dryer of the present invention provides a kind of structure of dry head and a kind of handle.The blowing head is a pipe, and it has an air inlet and a blowing mouth.In this pipe, a heater and a fan are housed by the order from the air inlet to the blowing mouth.The blowing head also has one group of air door and an air door operating mechanism, and it can make air door change to the obliquity of collection wind from the parallel position of the wind that full blows.This mechanism is contained in the blowing mouth.

The air door operating mechanism is controlled by a button that is installed on the blowing outer wall.

One embodiment of the present of invention are also described below for example with reference to the accompanying drawings.

Fig. 1 is a partial sectional view, and the hair dryer body that it represents this embodiment of the present invention is contained in the situation in the seat.

Fig. 2 is a perspective outline drawing, and the hair dryer body that it represents this embodiment is inserted into the situation before this.

Fig. 3 is the profile of a height adjustment mechanism, the situation when it represents that this hair dryer body is in the high position.

Fig. 4 is the profile of a height adjustment mechanism, the situation when it represents that this hair dryer body is in lower position.

Fig. 5 is a side sectional view, when hair dryer is used in its expression, and the situation of construction of switch.

Fig. 6 is a side sectional view, and it is represented when handle is folded, the situation of construction of switch.

Fig. 7 is a component drawings.Its is represented in such an embodiment, the relation between the plate on bent plate and the switch.

Fig. 8 is a partial sectional view, and it is illustrated in the structure of this embodiment bottom bracket axle and Handleset.

Fig. 9 is the circuit diagram of this embodiment.

Figure 10 is a side sectional view, and it represents the internal structure of the blowing head of this embodiment.

Figure 11 and Figure 12 illustrated among this embodiment with figure, the temperature distribution state of the hot blast that blows out from blowing mouth.

Figure 13 is the partial sectional view in a front.It has represented the wind collector structure of this embodiment.

Figure 14 is the side sectional view of this wind collector structure.

Figure 15 is the partial sectional view in a front.It has represented the another kind of embodiment of wind collector structure.

Figure 16 is the side sectional view of the sort of wind collector structure shown in Figure 15.

Figure 17 and Figure 18 have illustrated in such an embodiment with figure, are fixed on the effect of the backspring on the hair dryer body folded part.

Figure 19 is a plane, and Figure 20 is a side sectional view, and they have represented to have a kind of embodiment of the blowing head of swing mechanism.

In Fig. 1 to Fig. 4, hair dryer has a body 11 and the seat 12 in order to support body 11.On the seat 12 arrangement for adjusting height 13 is housed.When hair dryer body 11 was inserted in the seat 12, this device can be regulated the height of hair dryer body 11.Also have a container 15 on the seat 12, it is used for holding the power line 14 on the hair dryer body 11.Except that power line 14, also can put comb articles for use and other annex in the container 15.

It almost is the foursquare handlebar that is used to hold 17 that the hair dryer body has one.The low side of handle 17 power line 14 of ining succession is equipped with change-over switch 16 on the handle.Blowing 20 has a supporting base 19, it can round the central axle sleeve 18 that is positioned at handle 17 upper ends folding with rotate.Also be contained in the blowing 20 as the electric heater of heating element heater and fan.

Seat 12 comprises 21, one cylindrical chambers 22 of handle insertion tube that are used for holding handle 17.The diameter of cylindrical chamber just in time equates or slightly bigger youngster with the diameter dimension of blowing head. seat 12 also comprises a joint pin 23, and it inserts tube 21 to cylindrical chamber 22 and handle and flatly links together.

At joint pin 23, the side that cylindrical chamber 22 and handle insert tube 21 all has a breach, is used for placing power line thereby formed a continuous gap slot 24.Container 15 comprises cylindrical chamber 22 and joint pin 23.Insert the top of the gap slot 24 1 of tube 21 1 sides through to handle insertion tube 21 along handle.Opening 25 is positioned at the upper end of gap slot 24, and the effect of this opening is in order to expose the change-over switch 16 on the handle 17.

As shown in Figure 3 and Figure 4, handle inserts tube 21 and has inwall 26, looks from the top, and being shaped as of this inwall is one trapezoidal.The structure of arrangement for adjusting height 13 has been utilized trapezoidal inwall 26.Height adjusting position 13 comprises a pilot hole 27, and this hole is to insert on the outer wall 21a of tube 21 for adjusting knob being contained in handle.Arrangement for adjusting height also comprises an adjusting knob 28, and it can move horizontally along pilot hole 27.Arrangement for adjusting height also comprises a projection 29 that is installed in adjusting knob 28 the insides.Projection 29 stretches out a segment length.Like this, when button was moved to the left as shown in Figure 4, projection had just left the lower surface of square handle 17, and when button moved right, projection just contacted with the lower surface of handle 17.

In Fig. 1 and Fig. 2, a collection of sequence number 30 expressions wind button, this button will be narrated hereinafter.Attaching plug that is positioned at power line 14 ends of sequence number 31 expressions, sequence number 32 expressions are positioned at the blowing mouth of a blowing front end.

In said structure, when handing use hair dryer body 11, what hold is handle 17, rather than seat 12.

When not holding handle 17 use hair dryers, the handle that the handle 17 on the hair dryer body will be inserted into seat 12 inserts in the tube 21, and is fixed by seat 12.In this case, for preventing the overturning of hair dryer body, power line 14 is placed in the container 15, and the power line 14 of handle one end is placed in the gap slot 24.The attaching plug 31 of power line 14 other ends pulls out from the top of cylindrical chamber 22 and is connected with power supply.Like this, the handle that power line 14 just can be present on 12 inserts tube 21, and is movable in the gap slot 24 on joint pin 23 and the cylindrical chamber 22.Therefore, can more easily place and take out power line.

When using hair dryer, when the column of handle 17 is placed in the seat 12, the change-over switch 16 on the handle 17 just exposes from handle inserts the upper end open 25 of gap slot 24 of tube 21, when being contained in relative 12 with convenient hair dryer body 11, can carry out on/off operation.

Hair dryer is placed on desk, desk or other similar articles and uses, and the handle on the hair dryer body 11 17 is when being inserted in the seat 12, and blowing 20 can center on central axle sleeve 18 any anglecs of rotation.Therefore, blowing 20 can blow out hot blast with suitable theta alignment people's head.

In order to pack, handle 17 can be folded to blowing 20, as shown in Figure 1.The position of adjusting knob 28 as shown in Figure 4.At this moment, blowing 20 will just in time cover the top of the cylindrical chamber 22 that holds power line 14.Like this, good packaging external appearance just occurred, structure is also very compact.

Furtherly, structurally, handle 17 is inserted in the handle insertion tube 21 and has kept some elasticity.Like this, can prevent effectively that hair dryer body 11 from deviating from easily from seat 12.At this moment, handle insertion tube 21 also can be used as and is held part.The space 33 that handle is inserted between cylindrical chamber 22 and the handle insertion tube 21 is middle, can carry this hair dryer at an easy rate.

Yet, this situation may appear, and promptly hot blast is not that the head of aiming at different height people blows.If like this, just should from seat 12, dial the handle 17 on the hair dryer body 11, then, the adjusting knob on the arrangement for adjusting height 13 28 is moved right to position shown in Figure 3 from position shown in Figure 4.Like this, the projection 29 on the adjusting knob 28 has just arrived the center that handle inserts tube 21.If handle 17 is inserted into handle and inserts in the tube 21, after handle 17 was transferred to, the lower surface of handle 17 just contacted with projection 29 and is supported on the projection 29.Like this, just can make the alterable height of hair dryer body 11 with arrangement for adjusting height 13 is two kinds of positions, thereby has solved the Height Adjustment problem of position.

With reference to Fig. 5, Fig. 6 and Fig. 7, they describe the structure of change-over switch 16 in detail.Fig. 5 and Fig. 6 are the side sectional views that change-over switch 16 amplifies.Fig. 5 is illustrated in when using hair dryer, the situation of change-over switch 16, and when Fig. 6 represents that then blowing 20 is folded, the situation of change-over switch 16.

In Fig. 5, a slide switch 16a is arranged on the change-over switch 16, release knob 16a is mainly formed by a plate 34, and it slides on the inwall shell of handle 17.The user is pull switch button 16a vertically, just can realize " pass, cold wind, weak wind, high wind " four kinds of blowing states.When switch 16 placed " high wind " position, the top 16c of plate 34 had just reached the almost same height in center with the upper end 35 of handle 17.As shown in Figure 7, the top 16c of plate 34 forms a right angle crotch on the top of plate 34, and the groove 36 of this hook on being arranged in handle 17 sidewalls stretches out.Bent plate of sequence number 37 expression, its projection from the inwall of bearing support 19 parallels with axle sleeve 38, and has " L " tee section.When using hair dryer, bent plate 37 is separated with the top 16c of plate.Therefore, when using hair dryer, release knob 16a can slide arbitrarily to the scope of " pass " at " high wind ".Packing is during hair dryer, crooked blowing 20, and bent plate 37 is rotation thereupon also, and contacts with the top 16c of plate, must heal greatly when blowing 20 bending, and it is lower that the top 16c of plate just falls.When blowing 20 was fully folded, release knob 16a will shift gears according to the order of " high wind " → " weak wind " → " cold wind " → " passs ".Arrive this, just cut off electric current, be in off-position.(as shown in Figure 6).Bent plate 37 makes the plate 34 predetermined distances that move just in time equal release knob 16a moves to the off-position from " high wind " position distance.

According to this structure of switch, when blowing 20 was folded, release knob 16a will move to the position of " pass ", and is lockable.

Therefore, owing to operate curtly fault that change-over switch 16 causes promptly seat 12 produce thermal deformations or the situation of catching fire can obtain prevention.

For handle 17 and blowing 20 is installed together, at first fragmentary sectional elevation view as shown in Figure 8 should be inserted into axle sleeve 38 in the through hole 39 of handle 17.Axle sleeve 40 is inserted in the through hole 39 too.Bearing support is made of right side 19a and left side 19b, and then, bolt 41 passes axle sleeve 40 and is fixed on the axle sleeve 38, and blowing 20 rotatably is supported on the handle 17.The electric wire of motor and heater is led in sequence number 42 expressions.

Fig. 9 is the circuit diagram of the foregoing description.43 expression switches, 44 expression motors, 45 expression diodes, 46 expression heaters, 47 expression thermoswitches, 48 expression temperature fuses, 49 expression dropping resistors, 50 expression diodes, 51 expression electric capacity among the figure.This circuit diagram is identical with the circuit diagram of prior art hair dryer.

Describe the internal structure of blowing 20 below in detail with reference to Figure 10 to Figure 16.

Figure 10 is the side sectional view of hair dryer body.Among the figure, 60 expression air inlets.In blowing 20,, heater 61 has been installed, motor 62 and fan 63 according to 32 order from air inlet 60 to blowing mouth.The effect of heater 61 is air of blowing out of heating, and it is contained on the guide plate 64 spirally, and plate 64 is contained on the inwall of blowing 20.The effect of motor 62 is drive fan 63, and it almost is installed on the center of heater 61.Sequence number 65 expression wind collector structures, it will be described hereinafter.

In the present embodiment, just in time opposite in the installation site of heater 61 and fan 63 and the prior art, this point is illustrated hereinafter.

Figure 11 represents in the present embodiment, the Temperature Distribution situation of the hot-air of discharging from blowing mouth 32.And Figure 12 is illustrated in the hair dryer of prior art, the Temperature Distribution situation of the hot-air of discharging from blowing mouth.

At first, in Figure 11, the ordinate of right figure has been represented the diameter of blowing mouth 32, and this chart is understood the Temperature Distribution situation of hot-air.Left side chart is understood the profile of heater, motor and fan.Can be clear that from right figure the temperature of hot-air almost is invariable, promptly is centered around about 90 ℃.Guarantee to obtain temperature-resistant hot-air.In hair dryer Figure 12 of expression prior art (fan 70 more approaches air inlet on one side than the installation site of heater 71).Among the figure on the right, shown from the center of blowing mouth 72 to the hot air temperature of periphery be from about 60 ℃ to about 120 ℃ variations, thereby illustrated that this example can not obtain temperature-resistant hot-air.

As previously mentioned, in the present embodiment, air sucks from air inlet 60 when fan 63 rotates, and when heater 61 started, inhaled air had become hot-air by heat conducting effect.In this, the temperature of hot-air was uneven at that time.Yet when the stirring of uneven temperature hot-air by fan 63, temperature has just become evenly.So the uniform hot-air of temperature is discharged from blowing mouth 32.

Simultaneously, in the hair dryer of prior art, for example, the maximum temperature of hot-air is decided to be 120 ℃.During operation, be no more than 120 ℃ of limiting temperatures, consider the temperature non of hot-air, need very big air quantity in order to control temperature.In the structure of present embodiment, the temperature of hot-air is stable, so operation the time does not need big air quantity to control.Thereby can reduce air quantity and noise.

The effect of guide vane 66 is to be hot-air water conservancy diversion and the hot-air between air ejector fan 63 and the blowing mouth 32 effectively.The heavy caliber that it is 90mm that blowing mouth 32 has a diameter, thereby can shorten drying time, again can be by obtaining a large amount of air herein.

To describe the wind collector structure of present embodiment in detail with reference to Figure 13 and Figure 14.Figure 13 is the front view that blowing mouth 32 amplifies among Figure 10.Figure 14 is the side sectional view of Figure 13.

In this two figure, angle board of 73 expressions, it is contained in the blowing mouth framework 74, and this plate is fixed on the blowing mouth framework 74 by a dog screw 75.Open on angle board 73 in hole 76,77.These holes are used for supporting the rotatable air door hereinafter described.78 another angle boards of expression, it is installed on the blowing mouth framework 74 and is positioned on the relative position of angle board 73.Angle board 78 is the same with angle board 73, has hole 79,80.That has used when sequence number 81,82 has been represented blowing is semicircular as the shelf air door, and it is contained among the blowing 20, places the inboard of blowing mouth 32.There are two strong points 83,84 on the both sides of air door 81, and air door 82 also has two strong points 85,86.When air door 81,82 installed on hole 76,79 and the hole 77,80 respectively, the strong point 83,84 and 85,86 played a part air door 81,82 pivots.Spiral tension spring 87 is installed to the afterbody of air door 81 and 82, and along the direction shown in the arrow A, the afterbody of air door 82 moves along the direction shown in the arrow B with the afterbody that makes air door 81.Sequence number 88 has been represented an air door displacement member that can move along angle board 73, when it being shifted onto the left side of the strong point 83, air door 81,82 is held in place in horizontal level (being parallel to blowing direction), when it was shifted onto the right of the strong point 83, the pulling force of spiral tension spring 87 made air door 81,82 inclinations (being positioned at collection wind direction).Air door displacement member 88 has a button that is connected as a single entity with it 30 again, and this button 30 is protruding from the open slot 90 of blowing 20.When turning round 30 slips, air door mobile device 88 has driven air door 81,82, makes air door 81,82 change angles.Therefore, the wind that can select to blow out is standard wind or strengthens wind.Sequence number 91 is a projection, and it can prevent that button 30 from coming off.

Figure 15 and Figure 16 have represented front view and the side sectional view of another embodiment of wind collector structure respectively.In this two figure, sequence number 100 and 101 has been represented angle board, and they are fixed to the inboard of blowing mouth framework 102 by a pinching screw 103, axle sleeve 106,107 and air door 104,105, interference fit, they another be fixed on the angle board 100.Eccentric shaft 108 is an integral body with axle sleeve 106, and eccentric shaft 109 is an integral body with axle sleeve 107.Button of sequence number 110 expression, 111 have represented the air door displacement member that is connected as a single entity with button 110.Air door displacement member 111 is installed on the angle board 100 by a quick nut 112.Snap-in part 113 is contained in the right (seeing Figure 16) of button 110 fast, and groove 114 is opened in the top of button 110, and groove 115 is opened the bottom at button 110.When button 110 was pushed the left side to, eccentric shaft 108,109 was positioned at corresponding groove 114,115 deep-seateds and puts.In this case, air door 104 and 105 remains on horizontal level.Push when the right to when button 110, under the effect of groove 114,115, eccentric shaft 108,109 is subjected to the power of a direction of rotation, like this with regard to turn-off air door 104 and 105(be positioned at blowing and gather on the direction).Near the inwall of blowing 20, there is one to go up circular hole 116 and a following circular hole 117 on the angle board 100 respectively.Quick snap-in part 113 is fixed on button 110 is configured as in the elastomer of one, the groove that on blowing mouth 20 inwalls, forms of snap-in part 113 (not shown) that matches fast, the moving horizontally of guiding air door moving member 111.

Described wind collector structure just can blow out standard wind or strengthen wind by control knob 110 simply.Therefore, needn't be equipped with duct set in addition, can improve operating efficiency yet, hair dryer does not need to place the space of this duct set, and like this, the space that hair dryer occupies is just very compact.

Figure 17 and Figure 18 are the side views of expression blowing 20 foldable structure.

In these two figure, handle 17 is positioned on the bearing support 19, and can be that rotating shaft rotates with axle sleeve 38,40.Spring is reversed in one of sequence number 120 expression, and it is contained between the side opening 122 of the side opening 121 of handle 17 and bearing support 19.Handle side opening 121 is near the through hole 39 of handle 17, and bearing support side opening 122 is positioned on the inwall of bearing support 19.Under the situation of Figure 17, the reaction force that reverses spring 120 by the represented directive effect of arrow C in blowing 20, making the angle between blowing 20 and the handle 17 almost is 90 ℃, if blowing 20 situation from Figure 17 are bent into the situation of Figure 18, torsion spring 120 surpasses the dead point, there is a masterpiece to use in the blowing 20 like this, makes blowing 20 and handle 17 folding and keep these positions mutually by the represented direction of arrow D.

For example, replace above-mentioned torsion spring with an extension spring herein, blowing 20 also can be positioned on operating position and the folding position reliably.

Must not illustrate that embodiments of the invention should not be only limited in the foregoing description, the embodiment of different changes and improvements forms can be arranged.

For example, the shape of seat 12 can be removed joint pin 23, and handle inserts tube 21 and cylindrical chamber 22 is integrated, and can constitute handle with an expandable fixed cylinder tube or an expandable activity cylindrical drum and insert tube 21, to form arrangement for adjusting height 13.

A kind of handle that can make inserts the structure that tube 21 changes direction automatically, inserts in the tube 21 when handle 17 is inserted into handle, and this structure just can realize the swing of blowing head.Figure 19 is a plane, and Figure 20 is a side sectional view.They have represented the swinging structure of blowing 20.

In this two figure, sequence number 130 expression seats, seat 130 comprise the 131 and pedestals 133 that have container part 132 of handle insertion tube that are used for placing handle.Handle inserts tube 131 axle 134 from this bottom center's projection, also has a chute 135 that is meshed with the eccentric shaft that hereinafter will describe.

The upper surface of pedestal 133 has an axle bed 136 that is used for back shaft 134.Pedestal 133 inside also are equipped with a motor 137 and one and are used for the battery 138 of drive motors.Motor 137 with a deceleration device slowly rotates.

Sequence number 139 has been represented a disc cam that is contained in motor 137 rotating shafts.Eccentric shaft 140 combines as a whole with the upper surface of cam 139, and this eccentric shaft 140 matches with chute 135.

The switch of motor 137 is handled in sequence number 141 expressions, and lead, sequence number 144 expressions that sequence number 142 expression switch sequence numbers 142 represent to connect switch 141, motor 137 and batteries 138 are used for making handle to insert the projection of tube 131 maintenance upright positions.

The operation of above-mentioned swinging structure is as follows: when position that release knob 142 forwards to open, motor 137 rotates, and eccentric shaft 140 also rotates.When eccentric shaft 140 rotates, be subjected to the promotion of eccentric shaft 140, chute 135 is flatly swung (shown in arrow E, the F), makes handle insert tube 131 round axle 134 swings.

Like this, the user just can obtain blowing from different angles without moving-head, can replace battery 138 with external power supply.But, in this case, must the configure dedicated electric wire.Adopt external power supply will reduce operating efficiency, here, preferably battery 138 is installed.

Claims (12)

1, a kind of hair dryer, it comprises a hair dryer body and a bearing that supports the hair dryer body, wherein:

Described hair dryer body comprises a blowing head, the blowing head has an air inlet, a blowing mouth, a fan, the motor of a drive fan and the heater between air inlet and blowing mouth, one is supported the handle that folding can be folded the blowing head, a switch is arranged on the handle, this switch can carry out gear shift operation to described motor and described heater, it is characterized in that:

Described seat comprises that a handle that can hold described removable handle inserts the angle, and this handle inserts the arrangement for adjusting height that has to be used for regulating the insertion depth of described handle on the tube; Described seat also comprises a container part, and it and handle insert tube and be linked to be an integral body, and portion has formed a spatial accommodation within it.

2,, it is characterized in that described container part is the cylindrical drum form at a band end according to the defined hair dryer of claim 1.

3, according to the defined hair dryer of claim 1, it is characterized in that described container part hold on the described hair dryer body with power line.

4, according to defined hair dryer in the claim 1, it is characterized in that: described container part also is enough to hold Toiletries, annex and other similar articles.

5, according to defined hair dryer in the claim 1, it is characterized in that: described switch is a slide switch, when described blowing mouth is folded to described handle, because described blowing head is pushed slide switch to closed position with the interlock of switch, so it can close described motor and described air heater.

6, according to defined hair dryer in the claim 5, it is characterized in that: described slide switch has the indication regulatory function of wind speed and wind-warm syndrome.

7, in the hair dryer claimed in claim 1, have the supporting seat of a biasing on the described blowing head, it can make the blowing head remain on the preposition.

8,, it is characterized in that described arrangement for adjusting height can change the insertion depth of described handle, is located at differing heights according to defined hair dryer in the claim 1.

9, according to defined hair dryer in the claim 1, it is characterized in that having on the described arrangement for adjusting height one to be contained in described handle and to insert locking device on the tube, it can pin described handle.

10, according to defined hair dryer in the claim 1, the upper end size that it is characterized in that the blowing mouth size of described blowing head and described container much at one, when folding described blowing, it just in time is placed on the upper end of container like this.

11, according to defined hair dryer in the claim 1, it is characterized in that described blowing head is folded to described handle, when this handle was inserted in the described handle insertion tube again, described handle insertion tube had just formed one and has guided and supported handle.

12, according to defined hair dryer in the claim 1, the tuyere diameter that it is characterized in that described blowing mouth is about 90mm.

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