CN203538622U - Hair drier with air outlet device - Google Patents
Hair drier with air outlet device Download PDFInfo
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- CN203538622U CN203538622U CN201320488411.0U CN201320488411U CN203538622U CN 203538622 U CN203538622 U CN 203538622U CN 201320488411 U CN201320488411 U CN 201320488411U CN 203538622 U CN203538622 U CN 203538622U
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- air
- hair
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- out apparatus
- gas outlet
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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
- A45D20/122—Diffusers, e.g. for variable air flow
-
- 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
-
- 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
- A45D20/122—Diffusers, e.g. for variable air flow
- A45D20/124—Diffusers, e.g. for variable air flow comprising rotating elements
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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
Landscapes
- Cleaning And Drying Hair (AREA)
Abstract
The utility model relates to a hair drier with an air outlet device, particularly relates to the hair drier (100) and a spray nozzle (113,310 and 410) for the hair drier (100) and particularly relates the air outlet device (112, 300, 400, 500, 600 and 700). The air outlet device (112, 300, 400, 500, 600 and 700) comprises an airflow changing device (223, 224, 331, 341, 431, 531, 631 and 632) which can change airflow at the air outlet according to the pressure and or the temperature inside an outer casing (110), particularly inside the spray nozzle (113,310 and 410).
Description
Technical field
The utility model relates to the field of hair-dryer, relates in particular to a kind of air-out apparatus.
Background technology
Hair-dryer be a kind of for by adding hot-air in hair blowing up to accelerate the equipment that moisture evaporates to dry up hair.Hair drier generally includes the shell with air inlet and gas outlet, for generating fan and the heater block for air-flow is heated of the air-flow from air inlet to gas outlet.Also the nozzle that is known as wind gathering mouth (concentrator) is located in the openning place of giving vent to anger alternatively, for example, for the object of moulding, improve air velocity.Joint has the user of the hair-dryer of nozzle to have this hair-dryer than the more impression of " effectively " that there is no nozzle.
In order to dry up fast, expectation heating power is very strong.When evaporation process starts, the moisture formation that hair keeps prevents hair or scalp is impaired or the thermal screen of burning.Along with moisture evaporation, thermal screen is by fewer and feweri.When high temperature, hair can damage and/or may occur the sensation of burning, and this even can cause actual burning.Problem is to realize and drying up fast in the situation that not damaging hair.
Especially, when utilizing brush to carry out moulding to hair, many users can make hair be in close proximity to gas outlet or nozzle.If they are too approaching, be for example less than 2cm, hair may (part) cover region, gas outlet, and this obviously reduces air-flow.Nozzle not only affects the raising of air velocity but also air-flow is formed to resistance.This resistance can make the rotary speed of fan reduce and reduce air-flow.The air-flow reducing is corresponding to passing through the lower time per unit air quality of heater block.As a result, lower air quality is heated to higher temperature.Air themperature can be increased to the numerical value that makes hair damage that may be dangerous.According to the embodiment of prior art, propose fan speed and/or heating power to adjust to solve overheated problem.
US5790749 discloses a kind of hair dryer, and it has measurement hair temperature and the control fan speed of fan and the heating power of heater block and controls to prevent sensor overheated and damage hair.When the temperature overheating of hair, can reduce fan speed and heating power.Yet the solution proposing in US5790749 relates to the additional work of induction and control circuit.This has caused the high complexity of hair-dryer of today and has increased holistic cost.
Utility model content
Target of the present utility model is to provide a kind of hair-dryer that the overheated and complexity of hair and cost decrease of alleviating.The utility model is limited by independent claims.Dependent claims defines advantageous embodiment.
In first aspect of the present utility model, a kind of hair drier is provided, it comprises the shell with air inlet and air-out apparatus, for generating fan and the heater block for air-flow is heated of the air-flow from air inlet to air-out apparatus.This air-out apparatus comprises for change the air-flow of the air-flow at air-out apparatus place according to the pressure in shell and/or temperature and changes device.
The utility model on the other hand in, a kind of nozzle for hair-dryer is provided, it comprises for changing device according to the air-flow of the air-flow at the pressure in nozzle and/or temperature change nozzle place.This nozzle can be a part for the air-out apparatus of hair drier.This nozzle can be the part of shell or be formed the separating part that can be engaged to hair-dryer.The term that is noted that " nozzle " to be understood to the air-out apparatus of any type." nozzle " in disclosure implication also comprises diffuser or the extension that is engaged to hair-dryer front portion.
Replace as the control fan speed or the heating power that are proposed in US5790749, utility model people has provided a kind of replaceable solution that prevents that hair is overheated.According to hair-dryer of the present utility model, comprise the shell with air-out apparatus, this air-out apparatus comprises for changing device according to the air-flow of the air-flow at the pressure in shell and/or temperature change air-out apparatus place.Replacement is carried out electric control to fan speed and heating power, is characterised in that the additional structure parts of revising air-flow according to air-out apparatus of the present utility model.Be referred to as these structure members of air-flow change device by change airflow direction or by provide replaceable path to change the air-flow at air-out apparatus place for air-flow.For example, if the barrier such as the brush with hair has blocked the opening of air-out apparatus, can guide air-flow away from this barrier by changing flow direction.By this way, air-flow can freely pass through barrier.Alternatively, air-flow changes device provides other path.For example, if a path is blocked or is blocked at least partly, adding hot-air can leave by the replaceable opening of air-out apparatus.
As the term " air-out apparatus " being used in the utility model context will be understood to be the part of blower enclosure, preferably a part for shell front portion.Alternatively, nozzle is a part for air-out apparatus.This air-out apparatus comprises that one or more air can leave by it gas outlet opening of shell.The simplest example of air-out apparatus is a dish type gas outlet opening, from the whole air-flow of air inlet, by it, leaves shell.Alternatively, air-out apparatus comprises a plurality of gas outlets opening.One or more gas outlets opening can be positioned at shell side.In addition, this air-out apparatus can comprise for air-flow being guided to the air-flow guide device of expectation gas outlet opening.As " nozzle " that used in the utility model context can comprise similar characteristics.
Preferred embodiment of the present utility model limits in the dependent claims.Should be understood that, claimed nozzle has a similar and/or identical preferred embodiment with defined in claimed hair-dryer and dependent claims.
According to the first embodiment of the present utility model, for discharging the effective cross section of the air-out apparatus of air, depend on pressure and/or the temperature in shell.As the term " effective cross section " being used in context of the present utility model relates to for discharging cross section or the area summation of one or more openings of the air-out apparatus of air.
According to the version of this above embodiment, effective cross section automatically increases higher than pressure threshold and/or temperature threshold in the situation that.If barrier (partly) has stopped the opening of air-out apparatus, the air-flow that can leave air-out apparatus reduces to some extent.The air-flow reducing is corresponding to passing through the lower time per unit air quality of heater block.As a result, lower air quality is heated to higher temperature.In order to prevent from damaging hair, the gas outlet area of air-out apparatus for example more than the temperature threshold of 100 ℃ is increasing to some extent.Applicant's experiment has shown to have there will be the temperature of 100 ℃ the fire damage of hair.At the higher temperature up to 200 ℃, can cause the severe burning of hair and scalp.
Because gas outlet area is increased by increasing the effective cross section of air-out apparatus, so larger air quality is by heater block and leave hair-dryer.Suppose that heating power remains unchanged, this larger air quality only can be heated to lower temperature.Below damage threshold, without the air-flow that changes air-out apparatus place.Alternatively, selection pressure threshold value.Air-flow and the indication air themperature of air-out apparatus left in pressure indication in air-out apparatus.
The air-out apparatus with nozzle has limited effective cross section in the normal operation period conventionally to guarantee quick, strong air-flow.When utilizing brush to carry out moulding to hair, user may make hair and nozzle too approach and stop the cross section of considerable part.The air-flow that result is left shell by air-out apparatus further reduces.As explained above, the air capacity reducing to some extent by heater block is heated to higher temperature now.In addition, the pressure in shell is because the resistance that barrier has increased air-flow increases.In this embodiment, the air-flow of air-out apparatus changes device and changes by increasing the effective cross section of air-out apparatus the air-flow that leaves air-out apparatus.As a result, air-flow increases to some extent.Because the effective cross section of air-out apparatus increases, air-flow is not constrained to and for example, by the narrow space outside barrier (, brush), leaves air-out apparatus but have the path of larger effective cross section.The heating power of heater block heats the air quality by heater block.Due to air-flow and therefore air quality increase, so air themperature decreases.
In this example, effective cross section remains unchanged until reach pressure threshold and/or temperature threshold.In the first example, effective cross section has lower than the first value of pressure threshold and/or temperature threshold and higher than the second effective cross section of pressure threshold and/or temperature threshold.Alternatively, effective cross section has lower than the first value of temperature threshold and/or pressure threshold and continues to increase to higher than described threshold value.In further replacement form, effective cross section is increased to higher than described threshold value with discrete step.
According to the further embodiment of the utility model, air-flow changes device and comprises mechanical shield.For example, mechanical turnover panel is as covering at least partly the shield of the gas outlet opening of air-out apparatus.When low-pressure, this turnover panel can be in closure state, and this turnover panel is along with pressure increases and continues to open.Alternatively, slide plate covers the exhaust port of air-out apparatus and when higher temperature, slides backwards on opening when low temperature, for example, when temperature surpasses temperature threshold.Can use the shield of any type that comprises turnover panel, slide plate or rotation shield.That shield can utilize is respectively folding, slide or rotatablely move and operate.Self-evidently, can use the shield of any type and can change described shield is operated with the two condition between continuous, little step or opening and closing state.This machinery shield can also combine with on-mechanical parts and other electric, machinery or electro-mechanical actuator.
According to another embodiment according to hair-dryer of the present utility model, this air-flow change device further comprise for mechanical shield is applied with this machinery shield on the spring members of the counteractive closing force of opening force, this opening force is caused by the pressure in shell.In this particular example, air-flow changes device according to the air-flow at the pressure change air-out apparatus place in shell.For example, if barrier (partly) has blocked the opening of air-out apparatus, the pressure in shell increases.Pressure in shell causes pressing to the opening force of mechanical shield.The spring members that air-flow changes device applies with closing force mechanical shield, and it is attempted to close this machinery shield or makes the relative opening force of this machinery shield keep closing.The opening force that pressure in shell causes surpasses closing force, and this machinery shield is opened.As described above, the unlatching of mechanical shield can increase the effective cross section of air-out apparatus.Therefore the air vent that, air-flow can (part) be opened by shield.Along with air-flow leaves shell, the pressure drop in shell.When closing force surpasses opening force, shield is back to its closing position.Pressure threshold when shield is opened can be set by the spring constant of spring members.
According in alternative embodiment of the present utility model, air-flow changes device and further comprises the thermal actuator for this machinery shield is operated, and wherein said thermal actuator is adapted with according to its shape of temperature change.For example, bimetal strip during thermal actuator.From simple thermometer, with regard to known bimetal strip, wherein this bimetal strip moves temperature indicator according to temperature on temperature scale.In this embodiment, mechanical shield can be operated by bimetal strip.When the temperature in shell increases, the distortion of bimetal strip is opened mechanical shield.For example, bimetal strip shows bending motion and metal shield couples directly to this bimetal strip.Alternatively, bimetal strip causes promoting or pulling motion, and it is converted on mechanical shield by other mechanical part subsequently.Alternatively, this thermal actuator is to increase with temperature the parts that extend and shorten with temperature (or vice versa).This motion can be converted into equally the unlatching of mechanical shield or close.The temperature threshold that shield is opened depends on the characteristic of bimetal strip.
According to alternative embodiment, this hair-dryer further comprises pressure sensor and/or temperature sensor and the electro-mechanical actuator for air-flow change device is operated.
According to another embodiment of the present utility model, this air-out apparatus comprises main gas outlet and bypass gas outlet.This bypass gas outlet is for air-flow, to leave the replacement path of the main gas outlet of air-out apparatus.For example, while being blocked in gas outlet, bypass can be activated due to the increase of casing internal pressure.Alternatively, this bypass gas outlet can be activated because the temperature in shell increases.
This bypass gas outlet can be disposed in the arbitrary portion except main gas outlet in this air-out apparatus.For the example of hair drier, bypass gas outlet can be disposed in the main part of shell or be disposed in nozzle place.In any case, this bypass gas outlet is preferably disposed near main gas outlet, and it is a part for air-out apparatus.
According to another embodiment of hair-dryer, this bypass gas outlet is adjusted as safety valve.Term " safety valve " refers to guarantees that intrasystem temperature and/or pressure can not surpass predetermined threshold and be adapted to be the device that for example discharges air-flow from shell.This additional path that discharges has guaranteed that temperature and/or the pressure in shell is back to the numerical value below described threshold value.
According to the further embodiment of hair-dryer, this bypass gas outlet comprises mechanical shield, and wherein this machinery shield is adapted to be bypass gas outlet is operated.In this example, mechanical shield is closed this bypass gas outlet at least partly.In one embodiment, mechanical shield not take as feature in main gas outlet, and only mechanical shield be take as feature in bypass gas outlet.Alternatively, main gas outlet and bypass gas outlet all comprise mechanical shield.In addition, bypass gas outlet can comprise a plurality of mechanical shields, or alternatively, a shield can be for a plurality of bypasses gas outlet or for He Zhu gas outlet, bypass gas outlet.
According to alternative embodiment of the present utility model, this bypass gas outlet is configured to substantially to guide adding hot-air with the direction of main gas outlet.This embodiment is special expectation for avoiding heating power waste.The heating power that is different from the reduction heater block proposing as prior art, this embodiment of the present utility model keeps heating power and by bypass gas outlet distribution heating power.Even if main gas outlet may be covered by for example hair or brush, that with main gas outlet direction, leaves adds hot-air still for hair is around heated.For example, the opening of bypass gas outlet carries out orientation with the direction of main gas outlet.Therefore the air, leaving by this outlet is directed with the direction of main gas outlet.Alternatively, the air guiding element that the mechanical shield of bypass gas outlet guides air-flow as the direction with main gas outlet.For example, turnover panel is as air guiding element.Alternatively, it is feature that this air-out apparatus be take additive air guide member or baffle plate, and this additive air guide member or baffle plate are adjusted and substantially with the direction of main gas outlet, air guided to dry up hair around.
In alternative embodiment, this bypass gas outlet is configured to substantially to guide adding hot-air away from the direction of main gas outlet.In this embodiment, the air-flow leaving by bypass gas outlet is directed away from user's hair and can causes to forming hair the interference of adverse effect to avoid.For example, if user is fixed on hair around it by main gas outlet, do not expect that air-flow blows on described hair around.
According to the alternative embodiment according to hair-dryer of the present utility model, this heater block and/or fan are configured such that the air themperature of air-flow is limited to maximum when this air-flow only leaves by bypass gas outlet.Suppose that main gas outlet is blocked completely, whole air-flow will leave by bypass gas outlet.Even under this extreme case, air themperature yet can not cause damage or make user not feel well hair.Even if it is overheated that heater block and/or fan speed are designed so that also to prevent in situation that whole air-flow only leaves by bypass gas outlet.The bypass gas outlet with large effective area will allow higher maximum heating power.
According to another embodiment of the present utility model, make the direction of Bas Discharged air-out apparatus depend on pressure and/or the temperature in shell.As change air-out apparatus effective cross section so that the replacement form of Bas Discharged can control airflow direction.For example, if barrier has blocked gas outlet, can use baffle plate to handle air-flow away from barrier.Similar as above, described baffle plate can be operated by spring members, thermal actuator or electro-mechanical actuator.Machinery shield or turnover panel can be used as baffle plate.Alternatively, a part for nozzle or nozzle can be rotated to the side away from barrier.
According to the further embodiment of hair-dryer, this air-flow changes device and further comprises for this air-flow is changed to the immobilising device that device is fixed on desired locations.The automatic gas flow that these supplementary features allow user can arrange air-out apparatus changes mechanism.This feature is helpful especially for wanting for example air themperature to be had to more multi-control skilled person.Can change described immobilising device is operated with the two condition between continuous, little step or opening and closing state.
Accompanying drawing explanation
These and other aspect of the present utility model is set forth and will be become apparent with reference to the embodiment describing subsequently.In the following drawings:
Fig. 1 shows the general technology design of hair drier,
Fig. 2 a shows the air-out apparatus that has during operation closed air-flow change device according to of the present utility model,
Fig. 2 b shows the air-out apparatus that changes device according to the air-flow during operation with unlatching of the present utility model,
Fig. 3 a and 3b show the second embodiment according to air-out apparatus of the present utility model,
Fig. 4 a and 4b show the 3rd embodiment according to air-out apparatus of the present utility model,
Fig. 5 a and 5b show the 4th embodiment according to air-out apparatus of the present utility model,
Fig. 6 a to 6c shows the 5th embodiment according to air-out apparatus of the present utility model, and
Fig. 7 a and 7b show the 6th embodiment according to air-out apparatus of the present utility model.
The specific embodiment
Fig. 1 shows hair drier 100, and it comprises the shell 110 with air inlet 111 and air-out apparatus 112.In this particular example, air-out apparatus 112 also be take nozzle 113 as feature.Nozzle 113 is optional.In shell 110, there is fan 120 and heater block 130.The air-flow that fan 120 generates from air inlet 111 to air-out apparatus 112.The gas stream generating device of any type can be used as fan.130 pairs of air-flows of heater block heat.Can use dissimilar heater block, for example, such as the coil with high resistivity, infrared heater and the ceramic heat parts of nichrome wire.Fan speed is via allowing the fan control switch 122 that fan speed is arranged to control.The heating power of heater block 130 is controlled via heating control button 132.In this embodiment, may to fan speed and heating power, control independently of each other.Yet, in different embodiment, can exist and jointly control parts or simple on/off button.
Fig. 2 a shows according to the hair drier in operating period of the present utility model, and especially air-out apparatus 220.
Heated air stream 230 is drawn towards on user 200 hair 201.Air-flow 230 leaves air-out apparatus 220 by main gas outlet 221.In addition, according to the air-out apparatus 220 of the utility model embodiment, take upper air changes device 223 and lower stream of airflow to change device 224 is feature.Alternatively, can only use single air-flow to change device 223 or change devices more than a plurality of air-flows of two.Air-flow changes device 223,224 and is implemented as turnover panel.
In Fig. 2 a, turnover panel remains on closing position.Main gas outlet 221 is positioned at apart from a distance of user 200 hair 221 so that air-flow 230 can freely leave air-out apparatus 220 by main gas outlet 221.Therefore the dynamic pressure P1 that, air-flow 230 can leave air-out apparatus 220 and therefore not have to increase in the air-out apparatus 220 of the part as blower enclosure in the situation that not being blocked.As a result, the air capacity that flows through heater block is not by superheated and remain within the scope of safe temperature.
In Fig. 2 b, user 200 uses circle brush 210 to carry out moulding, curling especially for making to send out the tip.When air-out apparatus 220 and brush 210 too approach, brush 210 becomes the barrier of at least a portion of the main gas outlet 221 of blocking-up.As a result, the air-flow 231 at 221 places, main gas outlet is blocked.As a result, the pressure P 2 of the air in air-out apparatus 220 increases to some extent.In addition, less air also makes temperature increase by heater block.Except main gas outlet 221, air-out apparatus 220 also be take respectively and by upper air, to be changed device 223 and lower stream of airflow to change the bypass gas outlet 226,225He bottom, bypass gas outlet, top that device 224 covered be feature.Air-flow changes device and is adjusted to be used as safety valve.Air-flow changes the mechanical shield that device 223,224 is implemented as the form of the turnover panel that covers bypass opening 225,226.
In Fig. 2 a, utilize the low-pressure P1 in air-out apparatus 220, these turnover panels are in the close position, cover bypass gas outlet 225,226 completely.In Fig. 2 b, utilize air pressure P2 higher in air-out apparatus 220, turnover panel is opened and is allowed air-flow 232 to leave by bypass gas outlet 225,226.As a result, from air inlet to air-out apparatus, through the air-flow of hair-dryer, increase to some extent and pass through the also increase to some extent of air capacity of heater block.Thus, the heating power of heater block is absorbed by larger air quality, and this air quality is heated to lower temperature.Especially, this temperature is lower than will hair 201 being caused to damage and/or make the Temperature numerical of user's 200 discomforts.
In other words, when all open main gas outlet 221 and bypass gas outlet 225,226, air-out apparatus 220 is for increasing to some extent the effective cross section that air is gone out.
In one embodiment, when air-flow 232 only leaves by bypass gas outlet 225,226, the size of bypass gas outlet 225,226 is selected as making air themperature to be restricted to the maximum temperature without injury.Alternatively, can correspondingly select the size of single gas outlet 225 overheated to prevent.
In the example shown in Fig. 2 b, bypass gas outlet 225,226 is configured in fact to guide adding hot-air with the direction of main gas outlet 221.Even if point to the main gas outlet 221 of user 200 hair 201, partially or completely blocked, the heated air stream 232 of leaving air-out apparatus 220 by bypass gas outlet 225,226 is still guided by the hair 201 towards user 200.In many known hair-dryers, reduce heating power and/or fan speed when overheated hair 201 being detected.Therefore, the power of known hair-dryer is reduced so that the potential power of hair-dryer is not fully utilized.According to hair-dryer of the present utility model, do not need to reduce power but open replaceable path for air-flow 230,232 and along the direction of user 200 hair 201, it is guided.Therefore, according to hair-dryer of the present utility model, can reduce the dry time of sending out.
Fig. 3 a and 3b show the more detailed sectional view of air-out apparatus 300.Air-out apparatus 300 comprises that the front portion 320 of shell and optional nozzle or wind gathering mouth 310 are to increase air velocity.Nozzle 310 is engaged to the front portion of shell 320 by clamping mechanism 311.Replaceable junction apparatus such as screw thread or lock bolt is possible.
In this embodiment, air-flow changes device and is not integrated in nozzle but is integrated among the front portion of blower enclosure 320.By this way, if this equipment does not operate when there is no nozzle 310, air-flow changes device also can change the air-flow at air-out apparatus 300 places.
In Fig. 3 a and 3b, upper air changes device and is implemented by the turnover panel 331 of the mechanical shield as bypass opening 334, hinge or the joint 332 that turnover panel 331 is connected with the sidewall of shell front portion 320.Alternatively, as shown in changed device together with lower stream of airflow, can open the turnover panel 341 as the mechanical shield of bypass opening 344 with thermal actuator 343.
With reference to upper air, change device, spring 333 applies for the first opening force F on turnover panel 331 on turnover panel 331
p1and the closing force F of maintenance turnover panel closure
s1.Opening force F
p1by the pressure P 1 in shell, caused.In Fig. 3 a, opening force F
p1be less than closing force F
s1.
In Fig. 3 b, barrier 390 has blocked main gas outlet 312.As described above, the pressure in air-out apparatus 300 is increased to pressure P 2.Along with the pressure in air-out apparatus 300 increases, the opening force acting on mechanical shield 331 increases.At opening force F
p1surpass the closing force F from spring 333
s1time threshold value place, turnover panel 331 is opened and air-flow 335 can be left by bypass gas outlet 334.This turnover panel is opened into opening force F
p2with closing force F
s2equal state.If the pressure in shell for example reduces to some extent when barrier 390 is removed, turnover panel 331 is closed again.
In alternative embodiment, turnover panel 341 is operated by thermal actuator 343.During there is no the normal operating of barrier 390, the temperature in air-out apparatus 300 is in temperature T 1.Thermal actuator 343 remains on closing position by turnover panel 341.When barrier 390 blocks main gas outlet 312, the air in air-out apparatus 300 is heated to higher temperature T2, and this higher temperature T2 makes thermal actuator 343 produce temperature and relies on distortion.In this example, thermal actuator 343 is implemented as bimetal strip.Turnover panel 341 is coupled to thermal actuator 343 so that turnover panel 341 is opened when thermal actuator is out of shape.This has opened and has made air-flow 345 can leave the bypass gas outlet 344 of air-out apparatus 300.As a result, the air-flow of discharging air-out apparatus 300 increases, by air quality increase and the therefore reduction of gas flow temperature of heater block.This reduction of gas flow temperature prevents or has at least reduced the damage to user's hair.
In the example shown in Fig. 3 A and 3B, upper air changes device and according to the pressure P in air-out apparatus, changes the air-flow at air-out apparatus place.Lower stream of airflow changes device and according to the temperature T in air-out apparatus, changes the air-flow at air-out apparatus place.This is in the situation that can to select independently of each other the temperature of hair-dryer and air velocity be particularly advantageous.Alternatively, two air-flows change device all according to temperature change air-flow.Further alternatively, two air-flows change device all according to pressure change air-flow.In another embodiment, shield operates according to temperature and pressure concurrently.The latter is favourable for the hair-dryer in the control 122 of separate fan speed and heater block control 132.
Fig. 4 a and 4b show according to the alternative embodiment of air-out apparatus 400 of the present utility model.Air-out apparatus 400 comprises front portion and the nozzle 410 of shell 420.In this embodiment, air-flow change device is embodied among nozzle 410.In nozzle 410, implement air-flow change device be the utility model with respect to the advantage place of prior art, this is because existing equipment can be reequiped according to nozzle 410 of the present utility model.The mechanical shield that nozzle 410 comprises standing part 432 and is implemented as slide plate 431.Standing part 432 comprises opening 435.Slide plate 431 comprises opening 434.When 412 all is clear ahead 490 of main gas outlet, the pressure in air-out apparatus 400 is P1.This pressure P 1 makes to produce opening force F on slide plate 431
p1.The spring members 433 that slide plate 431 is connected to the standing part 432 of nozzle 410 applies counteractive closing force F on slide plate
s1.In the situation that all is clear ahead 490 of main gas outlet 412, closing force F
s1surpass opening force F
p1.
In Fig. 4 b, the barrier 490 main gas outlets 412 of partial occlusion are so that only there is the air-flow 436 of minimizing to leave air-out apparatus 400 by main gas outlet 412.As a result, the pressure P in air-out apparatus 400 2 increases and causes opening force F
p1increase, this makes slide plate 431 slide to a side.In this configuration, slide plate opening 434 slides above the opening 435 of the standing part 432 of nozzle 410.Two openings 434,435 have formed now and have allowed air-flow 437 to leave the bypass gas outlet of the nozzle 410 of air-out apparatus 400.Pressure and temperature in air-out apparatus be correspondingly affected and prevented thus overheated.
In this embodiment, air-flow 437 leaves to nozzle 410 1 sides and with the direction of main gas outlet 412, does not guide.This can be special expectation during forming hair, to prevent from making the interference of hair confusion.
Fig. 5 a and 5b show the similar embodiment of slide plate 531 and the standing part 532 with air-out apparatus 500.In this embodiment, the air-flow 537 leaving by bypass gas outlet 538 guides to dry up hair around with the direction of main gas outlet in fact.
Fig. 6 a to 6c shows the 5th embodiment according to air-out apparatus of the present utility model.Single gas outlet 612 changes the air-flow at air-out apparatus 600 places by change the opening of gas outlet 612 according to the temperature in air-out apparatus 600 and/or pressure.Air-out apparatus 600 comprises pedestal 630, is engaged to movably upper jaw 631 and the lower jaw 632 of pedestal 630.Between upper jaw 631 and lower jaw 632, there is the wall portion 633 that prevents that the sidepiece of air between jaw from spilling.In the first embodiment, wall portion 633 is made by the material that increases expansion with temperature and shrink with temperature decline.Therefore,, if barrier 690 blocks gas outlet and therefore make temperature increase, wall portion 633 broadens and therefore jaw 632 and 631 is further separated.This has increased the effective cross section of gas outlet 612 and has allowed air-flow (part) to break the barriers 690.As a result, the temperature of air-flow decreases.
In alternative embodiment, upper jaw 631 and lower jaw 632 are remained closed by spring 640.Fig. 6 b and 6c show the front view of air-out apparatus.Pressure P 1 in air-out apparatus applies and closing force F from spring members 640 on jaw
s1counteractive opening force F
p1.Along with the pressure in air-out apparatus 600 increases, opening force is increased to F
p2.As shown in Fig. 6 c, the opening of air-out apparatus broadens.Along with spring members 640 is stretched, closing force F
s2also increase until reach dynamic balance, wherein F
s2equal F
p2.
In gas outlet, the upper side wall 634 of 612 1 sides and lower wall 635 prevent that air from spilling from the side.Alternatively, this example wall also comprises that opening is to form the additional gas outlet similar with embodiment as shown in Figs. 4a and 4b when moving each other at them.
Be different from the special purpose spring parts that use as shown in Fig. 6 b and 6c, obviously may use as spring by the made sidewall 633 of elastomeric material.Alternatively, can be similar to the embodiment shown in Fig. 3 a and 3b and by spring fitting in joint 637 places.
In the further replacement form of the embodiment shown in Fig. 6 a, lower jaw 632 be fixed to pedestal 630 and only upper jaw 631 be engaged to movably pedestal 630.Except increasing the effective cross section of gas outlet 612, the movement that upper jaw 631 depends on temperature and/or pressure also makes the direction of Bas Discharged air-out apparatus 600 change to some extent.In this embodiment, when upper jaw 631 is opened, air-flow partly guides on barrier 690.Alternatively, the direction of upper jaw 631 and lower jaw 632 for example can be applied in two jaws and thermal arrest device that they are rotated about joint 637 affects.
In addition, joint 637 comprises alternatively for upper jaw 631 and lower jaw 632 being fixed on to the locking mechanism 638 of fixed position.This makes user can forbid selectively the automated movement of upper jaw 631 and/or lower jaw 632.If user wants the automatic adjusting that air-flow is changed to device to arrange, fixing can be expectation.
Fig. 7 a and 7b show the 6th embodiment according to air-out apparatus 700 of the present utility model.This embodiment comprises temperature sensor 711 and pressure sensor 712.Air-flow changes device and is implemented as the disc 720 that can utilize motor 713 to be rotated about the front portion 730 of air-out apparatus 700 according to the pressure in air-out apparatus 700 and/or temperature.As shown in Figure 7b, anterior 730 comprise oval-shaped main gas outlet 732 and close on a plurality of bypasses gas outlet 733 that main gas outlet 732 is arranged.The air-flow of similar disc changes device 720 and comprises main opening 722 and bypass gas outlet 723.During the normal operating of main gas outlet 732 all is clear aheads, disc 720 is rotated so that before the main opening 722 of winner gas outlet 732 in disc 720 about anterior 730.Disc 720 is arranged close to anterior 730 surface 735 within anterior 730.In addition, this disc is rotated so that the spoke of disc 720 724 is overlapping with the bypass gas outlet 723 of disc 720 with anterior 730 bypass gas outlet 733 spoke 734 overlapping and anterior 730.Therefore, bypass gas outlet is blocked completely.Along with the temperature in air-out apparatus 700 and/or pressure increase, disc 720 can rotate so that the top of the bypass gas outlet 723 of anterior 730 bypass gas outlet 733 in disc 720 gradually about anterior 730.Correspondingly, the top of the spoke 724 of anterior 730 spoke 734 in disc 720.By this way, when mutual stack is arranged, opening 723 and 733 forms a plurality of bypasses gas outlet.Alternatively, opening 723 and 733 head portion each other rotate the effective cross section that increases the gas outlet opening of air-out apparatus 700 with part.
Certainly, also can use electro-mechanical actuator and according to the pressure in air-out apparatus and/or temperature, the mechanical shield with turnover panel or slide plate form in air-out apparatus be operated.
Although the utility model is illustrated and described in detail in accompanying drawing and above description, such diagram and describing will be considered to illustrative or exemplary but not be restrictive; The utility model is not limited to the disclosed embodiments.By studying accompanying drawing, open and appended embodiment, those skilled in the art can understand and implement other variation for disclosed embodiment when claimed utility model is put into practice.In the claims, word " comprises " does not get rid of other parts or step, and indefinite article " " (" a " or " an ") is not got rid of a plurality of.The function of a plurality of items of quoting in claim can be realized in single parts or other unit.The fact that only has that some measure is cited in mutually different dependent claims not indicates the combination of these measures cannot be carried out utilization.Any Reference numeral in claim is not appreciated that its scope is limited.
In general, advantageous embodiment relates to a kind of hair-dryer (100) and for the nozzle (113,310,410) of hair-dryer (100), relates in particular to a kind of air-out apparatus (112,220,300,400,500,600,700).This air-out apparatus (112,220,300,400,500,600,700) comprise for according to nozzle (113,310 particularly in shell (110), 410) pressure in and/or temperature and change this air-out apparatus (112,220,300,400,500,600,700) air-flow of the air-flow of locating changes device (223,224,331,341,431,531,631,632).
Claims (15)
1. a hair drier (100), is characterized in that, comprises
The shell (110) with air inlet (111) and air-out apparatus (112,220,300,400,500,600,700),
For the fan (120) of (112,220,300,400,500,600,700) the generation air-flows (230,231,232,335,345,436,437,537) from air inlet (111) to air-out apparatus,
For the heater block (130) that air-flow (230,231,232,335,345,436,437,537) is heated,
Wherein said air-out apparatus (112,220,300,400,500,600,700) comprise for changing described air-out apparatus (112,220 according to pressure (P1, P2) and/or temperature (T1, T2) in described shell (110), 300,400,500,600,700) air-flow (230 of locating, 231,232,335,345,436,437,537) air-flow changes device (223,224,331,341,431,531,631,632).
2. hair-dryer according to claim 1, is characterized in that:
Wherein said air-out apparatus (112,220,300,400,500,600,700) depends on described pressure (P1, P2) and/or the temperature (T1, T2) in described shell (110) for discharging the effective cross section of air.
3. hair-dryer according to claim 2, is characterized in that:
Wherein said effective cross section is in the situation that automatically increase higher than pressure (P1, P2) threshold value and/or temperature (T1, T2) threshold value.
4. hair-dryer according to claim 1, is characterized in that:
Wherein said air-flow changes device and comprises mechanical shield (223,224,331,341,431,531,631,632).
5. hair-dryer according to claim 4, is characterized in that:
Wherein said air-flow change device (223,224,331,341,431,531,631,632) further comprise on described mechanical shield, apply with described mechanical shield on opening force (F
p1, F
p2) counteractive closing force (F
s1, F
s2), described opening force (F
s1, F
s2) by the described pressure (P1, P2) in described shell (110), caused.
6. hair-dryer according to claim 4, is characterized in that:
Wherein said air-flow changes device (431,631,632) and further comprises the thermal actuator (434) for operating described mechanical shield, and wherein said thermal actuator (434) is suitable for changing its shape according to described temperature (T1, T2).
7. hair-dryer according to claim 1, is characterized in that:
Further comprise pressure sensor and/or temperature sensor (711,712) and the electro-mechanical actuator (713) for described air-flow change device (720,730) is operated.
8. hair-dryer according to claim 1,
Wherein said air-out apparatus (112,220,300,400,500,600,700) comprises main gas outlet (221,312,412) and bypass gas outlet (225,226,334,344,538).
9. hair-dryer according to claim 8, is characterized in that:
Wherein said bypass gas outlet (225,226,334,344,538) is suitable for use as safety valve.
10. hair-dryer according to claim 4, is characterized in that:
Wherein said mechanical shield (223,224,331,341,431,531) is suitable for bypass gas outlet (225,226,334,344,538) to operate.
11. hair-dryers according to claim 8, is characterized in that:
Wherein said bypass gas outlet (225,226,538) is configured to substantially to guide adding hot-air with the direction of described main gas outlet (221).
12. hair-dryers according to claim 8, is characterized in that:
Wherein said heater block (130) and/or described fan (120) are configured such that the air themperature of described air-flow is limited to maximum when described air-flow only leaves by described bypass gas outlet (225,226,334,344,538).
13. hair-dryers according to claim 1, is characterized in that:
The direction that wherein said air-out apparatus (112,220,300,400,500,600,700) is discharged air depends on described pressure (P1, P2) and/or the temperature (T1, T2) in described shell (110).
14. hair-dryers according to claim 1, is characterized in that:
Wherein said air-flow changes device (631,632) and further comprises for described air-flow is changed to the immobilising device (638) that device (631,632) is fixed on desired locations.
15. 1 kinds of nozzles for hair-dryer, is characterized in that: wherein said nozzle (113,310,410) comprises according to the air-out apparatus of any one in claim 1 to 14 (112,220,300,400,500,600,700).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261681171P | 2012-08-09 | 2012-08-09 | |
| US61/681,171 | 2012-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203538622U true CN203538622U (en) | 2014-04-16 |
Family
ID=49328589
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310348085.8A Active CN103565078B (en) | 2012-08-09 | 2013-08-08 | Hair dryer with air-out apparatus |
| CN201320488411.0U Expired - Lifetime CN203538622U (en) | 2012-08-09 | 2013-08-08 | Hair drier with air outlet device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310348085.8A Active CN103565078B (en) | 2012-08-09 | 2013-08-08 | Hair dryer with air-out apparatus |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20160242524A1 (en) |
| EP (1) | EP2713806B1 (en) |
| JP (1) | JP5607864B1 (en) |
| CN (2) | CN103565078B (en) |
| IN (1) | IN2014CN00453A (en) |
| RU (1) | RU2623958C2 (en) |
| WO (1) | WO2014024143A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277394A (en) * | 2014-05-29 | 2016-01-27 | 深圳华盛昌机械实业有限公司 | Wind accumulation cover and PM2.5 tester having wind accumulation cover |
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| GB2508589A (en) * | 2012-12-03 | 2014-06-11 | Jemella Ltd | Hair dryer nozzle having a vent |
| GB2544778B (en) * | 2015-11-26 | 2019-05-01 | Dyson Technology Ltd | Hand held appliance |
| EP3207957A1 (en) * | 2016-02-22 | 2017-08-23 | Koninklijke Philips N.V. | Hair care device |
| JP6764239B2 (en) * | 2016-03-18 | 2020-09-30 | シャープ株式会社 | Hair dryer |
| US10405630B2 (en) * | 2016-07-29 | 2019-09-10 | Spur Concepts Inc | Systems and methods for delivering heat in a battery powered blow dryer |
| US11172744B2 (en) * | 2016-11-30 | 2021-11-16 | Chaska French-Jackson | Hair iron |
| CN108577130A (en) * | 2018-06-26 | 2018-09-28 | 珠海市佳陶瓷有限公司 | It is a kind of ceramics built in calandria hair dryer |
| WO2020081733A1 (en) * | 2018-10-17 | 2020-04-23 | Dawkins Jean | Hair styling system |
| CN110403326B (en) * | 2019-07-11 | 2023-10-27 | 追觅科技(苏州)有限公司 | Hair drier |
| KR102367892B1 (en) | 2020-05-12 | 2022-02-25 | 엘지전자 주식회사 | Hair dryer |
| KR102366466B1 (en) * | 2020-05-12 | 2022-02-23 | 엘지전자 주식회사 | Hair dryer |
| US11998098B2 (en) | 2020-12-31 | 2024-06-04 | Sharkninja Operating Llc | Hair dryer attachment |
| EP4271222A2 (en) * | 2020-12-31 | 2023-11-08 | SharkNinja Operating LLC | Hair dryer attachment |
| ES2942544A1 (en) * | 2021-12-01 | 2023-06-02 | Cecotec Res And Development S L | HAIR DRYER WITH ADJUSTABLE AIR FLOW (Machine-translation by Google Translate, not legally binding) |
| KR20230156465A (en) * | 2022-05-06 | 2023-11-14 | 배연욱 | Comb type nozzle and hair dryer having the comb type nozzle |
| USD1021238S1 (en) | 2022-06-02 | 2024-04-02 | Sharkninja Operating Llc | Hair care appliance |
| CN116801765A (en) * | 2022-10-18 | 2023-09-22 | 深圳汝原科技有限公司 | Drying equipment and control method |
| TWI821003B (en) * | 2022-11-04 | 2023-11-01 | 和碩聯合科技股份有限公司 | Hair dryer |
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| US6009A (en) * | 1849-01-09 | Improvement in machines for gathering pea-vines | ||
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| US4424437A (en) * | 1981-02-24 | 1984-01-03 | Clairol Incorporated | Hair dryer with remote sensing temperature control |
| JPS57180906A (en) * | 1981-04-30 | 1982-11-08 | Matsushita Electric Works Ltd | Hair dryer |
| JPH046643Y2 (en) * | 1986-09-16 | 1992-02-24 | ||
| JPH0614648Y2 (en) * | 1989-04-07 | 1994-04-20 | 株式会社吉原 | Hot air pulse generator |
| JPH05161507A (en) * | 1991-12-13 | 1993-06-29 | Sharp Corp | Hair dryer |
| WO1994023611A1 (en) * | 1993-04-16 | 1994-10-27 | Beautronix (Hong Kong) Limited | Hairdryers |
| EP0679350B1 (en) * | 1994-04-27 | 2002-08-07 | Koninklijke Philips Electronics N.V. | Hair dryer with controlled air flow |
| KR19990087133A (en) * | 1996-12-23 | 1999-12-15 | 요트.게.아. 롤페즈 | Device for hair styling |
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| NO329243B1 (en) * | 2009-08-06 | 2010-09-20 | Dual Air As | Harfoner |
| GB201020847D0 (en) * | 2010-12-08 | 2011-01-19 | Jemella Ltd | A hair dryer |
| EP2489775A1 (en) * | 2011-02-18 | 2012-08-22 | Electrolux Home Products Corporation N.V. | A heat pump laundry dryer and a method for operating a heat pump laundry dryer |
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2013
- 2013-08-07 RU RU2014100882A patent/RU2623958C2/en active
- 2013-08-07 US US14/130,578 patent/US20160242524A1/en not_active Abandoned
- 2013-08-07 EP EP13774814.1A patent/EP2713806B1/en active Active
- 2013-08-07 WO PCT/IB2013/056454 patent/WO2014024143A1/en active Application Filing
- 2013-08-07 JP JP2014529138A patent/JP5607864B1/en not_active Expired - Fee Related
- 2013-08-08 CN CN201310348085.8A patent/CN103565078B/en active Active
- 2013-08-08 CN CN201320488411.0U patent/CN203538622U/en not_active Expired - Lifetime
-
2014
- 2014-01-20 IN IN453CHN2014 patent/IN2014CN00453A/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277394A (en) * | 2014-05-29 | 2016-01-27 | 深圳华盛昌机械实业有限公司 | Wind accumulation cover and PM2.5 tester having wind accumulation cover |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014527454A (en) | 2014-10-16 |
| CN103565078A (en) | 2014-02-12 |
| IN2014CN00453A (en) | 2015-04-03 |
| US20160242524A1 (en) | 2016-08-25 |
| CN103565078B (en) | 2019-08-23 |
| RU2623958C2 (en) | 2017-06-29 |
| EP2713806A1 (en) | 2014-04-09 |
| EP2713806B1 (en) | 2015-03-04 |
| WO2014024143A1 (en) | 2014-02-13 |
| JP5607864B1 (en) | 2014-10-15 |
| RU2014100882A (en) | 2015-07-20 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20190823 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20190823 |