WO2020095515A1 - Séchoir - Google Patents

Séchoir Download PDF

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Publication number
WO2020095515A1
WO2020095515A1 PCT/JP2019/033717 JP2019033717W WO2020095515A1 WO 2020095515 A1 WO2020095515 A1 WO 2020095515A1 JP 2019033717 W JP2019033717 W JP 2019033717W WO 2020095515 A1 WO2020095515 A1 WO 2020095515A1
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WO
WIPO (PCT)
Prior art keywords
light
reflector
optical filter
dryer
halogen lamp
Prior art date
Application number
PCT/JP2019/033717
Other languages
English (en)
Japanese (ja)
Inventor
片山　秀昭
寿枝 若林
学 能勢
大介 山口
亘祐 松尾
泰秀 友寄
Original Assignee
マクセルホールディングス株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by マクセルホールディングス株式会社 filed Critical マクセルホールディングス株式会社
Priority to CN201990001011.8U priority Critical patent/CN215685415U/zh
Publication of WO2020095515A1 publication Critical patent/WO2020095515A1/fr

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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
    • 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

Definitions

  • the present invention relates to a technique for improving antiglare performance in a dryer that uses infrared rays to dry hair and the like.
  • the dryer of the present invention mainly uses a light emitting body that emits infrared rays as a heat source, and a dryer of this type is disclosed in Patent Document 1.
  • the dryer described in Patent Document 1 has a fan (blower), a heat ray source (light emitter), and a reflector (reflector) that covers the periphery of the heat ray source inside a cylindrical body portion (body case). And a filter (optical filter) for closing the opening surface of the reflector.
  • the heat ray source is composed of a halogen lamp, an incandescent lamp, a xenon lamp, a metal halide lamp and the like.
  • Patent Document 1 In the dryer of Patent Document 1, the filter is arranged for the purpose of transmitting infrared rays from the heat ray light source and attenuating visible light (claim 4 of Patent Document 1).
  • Patent Document 1 does not specifically describe the antiglare performance of the filter, and does not specifically describe the evaluation of the antiglare effect of the filter. Therefore, in the dryer of Patent Document 1, although it can be inferred that visible light is attenuated to some extent by the filter, the user may feel glare when the light that actually passes through the filter enters the eyes of the user. is there.
  • the present invention has been made in order to solve the problems that the conventional dryer has, such as a dryer having a high near-infrared transmittance and exhibiting excellent drying performance, and having excellent antiglare performance.
  • the purpose is to provide.
  • the present inventors are not sufficient to simply compare the transmittance of the optical filter in the visible light region, and (1) visible light that has passed through the optical filter
  • visible light In order to quantitatively capture the brightness of light when it enters the human eye, it is necessary to consider the relative luminous efficiency (the standard luminous efficiency of the bright place), which is the feeling of the brightness of the human eye in a bright environment. Is required, (2) the intensity of light that passes through the optical filter depends on the output of the light emitter, and (3) the light emitted from the light emitter has only one wavelength of light.
  • the above-mentioned “transmittance” and “brightness” are determined for all wavelengths belonging to the visible light region. Calculated from the three factors of "standard relative luminous efficiency” and “luminous output” That numeric value to obtain the knowledge that there is a need to integrate the, which resulted in the completion of the present invention.
  • the present invention has been completed by objectively evaluating the coefficient (F) calculated by the above integration and the glare of light actually transmitted through the optical filter in the coefficient (F). Further, the present invention has been completed based on the finding that a dryer that exhibits excellent drying performance can be obtained by setting the average transmittance of near infrared rays to 80% or more.
  • the dryer of the present invention has a main body case 1 having an air outlet 9 at the tip and having an air guide passage 7 formed therein, and a blower outlet 9 provided in the air guide passage 7 to generate dry air.
  • the blower fan 3 for supplying the air to the air duct 7, the light emitting body 23 provided in the air duct 7 as a heating source, and the light emitted from the light emitting body 23 provided inside the main body case 1 toward the air outlet 9.
  • a reflector 34 that guides the light by reflection is provided, and an optical filter 35 that is disposed in the light emission path between the reflector 34 and the air outlet 9 and that blocks transmission of visible light.
  • the optical filter 35 has an average transmittance of 80% or more in the near-infrared region of a wavelength of 830 nm to 2000 nm, and the transmittance spectrum of the optical filter 35 represented by the following mathematical formula 1 It is characterized in that the coefficient F obtained from the sensitivity and the output of the light emitting body 23 is set to 10.00 ⁇ 10 ⁇ 6 (Wm) or less.
  • the transmittance spectrum of the optical filter 35 can be measured by using a commercially available spectrophotometer, and for example, V-700 series, V-600 series, V-500 series fluorescence spectrophotometer manufactured by JASCO Corporation. Can be used to measure with a tungsten lamp as the light source.
  • CIE-1924 defined by the International Commission on Illumination (CIE) is used as the standard luminous efficiency for the bright place. The CIE-1924 can be downloaded from http://www.cvrl.org/cie.htm.
  • the output value described in the catalog specifications is used. When using below the rated voltage for the purpose of controlling the output, use the following formula to control the output.
  • P P ′ ⁇ (E / E ′) 2
  • P Output of light emitter
  • P ' Rated output of light emitter
  • E Actual operating voltage
  • E' Rated voltage of light emitter
  • the optical filter 35 in the present invention preferably has a low visible light transmittance and a high infrared transmittance, and for example, an optical film is arranged on the surface of an optical glass to reflect visible light and transmit infrared light. Those having a characteristic called a cold mirror are preferable.
  • the optical glass it is desirable to use glass that is resistant to thermal shock, and quartz glass, low thermal expansion glass, heat-resistant glass and the like are preferable.
  • the quartz glass may be either synthetic quartz glass or fused quartz glass made from natural quartz.
  • Low thermal expansion glass is also called crystallized glass, and is a material whose thermal expansion coefficient is suppressed to near zero by mixing a material with a negative thermal expansion coefficient.
  • Nextstreamer manufactured by Schott Co.
  • Japan Examples include Neoceram (registered trademark) manufactured by Denki Glass Co., Ltd.
  • Examples of heat-resistant glass include Pyrex (registered trademark) manufactured by Dow Corning, and Tempax (registered trademark) manufactured by Schott. From the viewpoint of heat resistance, it is preferable to use a dielectric multilayer film as the optical film.
  • the transmittance characteristics of the optical filter 35 are such that the transmittance of infrared rays, particularly near infrared rays, is as high as possible and the transmittance of visible light is as low as possible.
  • ultraviolet rays it is desirable that the transmittance be as low as possible in consideration of the influence on health.
  • the dielectric multilayer film When a dielectric multilayer film is used, a very large number of layers are required to bring it closer to the ideal transmittance spectrum.
  • the dielectric multilayer film is formed on the base material by vacuum vapor deposition. Therefore, the larger the number of layers, the more the number of manufacturing steps and the cost increase. Therefore, it is important to obtain the desired properties with as few layers as possible.
  • the required total number will vary depending on the desired characteristics, but considering the cost, it is preferable that the number of layers is 20 or less, more preferably 15 or less.
  • the light-emitting body 23 in the present invention may be any one that has many emission characteristics in the near-infrared region, and is preferably a halogen lamp, a tungsten lamp, a xenon lamp, a metal halide lamp, or the like. Lamps are most preferred.
  • the shape of the light emitting body 23 is preferably as small as possible and close to a point light source.
  • the color temperature of the light emitting body 23 is preferably 2000 K or more and 4000 K or less.
  • the average transmittance of the near infrared rays of the optical filter 35 is set to 80% or more, that is, the optical filter 35 having the average transmittance of 80% or more in the near infrared region specified by the transmittance spectrum is adopted. Therefore, the near-infrared rays are hardly attenuated by the optical filter 35, and the near-infrared rays emitted from the light-emitting body 23 can be efficiently applied to an object such as hair. As a result, the heating performance for hair derived from the near-infrared rays is satisfactorily exhibited, so that a dryer having excellent drying performance can be obtained.
  • the coefficient F obtained from the above mathematical expression 1 is set to 10.00 ⁇ 10 ⁇ 6 (Wm) or less, even when the light passing through the optical filter 35 enters the eyes of the user. Therefore, the user does not feel glare, and a dryer having excellent antiglare performance can be obtained. Moreover, since the antiglare performance of the optical filter 35 can be evaluated based on the coefficient F obtained from the above mathematical formula 1, the antiglare performance can be evaluated quantitatively and objectively.
  • the coefficient F is more preferably 7.00 ⁇ 10 ⁇ 6 (Wm) or less, whereby a dryer having more antiglare performance can be obtained.
  • the light emitting body 23 is a halogen lamp.
  • the color temperature of the light emitted from the light emitting body 23 is preferably 2000K to 4000K, and more preferably 2500K to 3500K. If the color temperature is too high (more than 4000 K), the intensity of ultraviolet rays or visible light becomes stronger than that of infrared rays, which is not desirable. If the color temperature is too low (below 2000 K), a large amount of infrared light will be emitted, but the size of the light-emitting body 23 will be too large, and it will be difficult to collect light using the reflector 34. There is also a disadvantage that the size of the dryer becomes large and the usability of the dryer becomes poor.
  • FIG. 4 is a sectional view taken along the line AA in FIG. 3.
  • FIG. 4 is a sectional view taken along line CC in FIG. 3.
  • FIG. 4 is a sectional view taken along line CC in FIG. 3.
  • 3 is a transmittance spectrum of an optical filter (filter 1) used in the dryer according to Example 1.
  • 9 is a transmittance spectrum of an optical filter (filter 2) used in the dryer according to Example 2.
  • 9 is a transmittance spectrum of an optical filter (filter 3) used in the dryer according to Example 3.
  • 9 is a transmittance spectrum of an optical filter (filter 4) used in the dryer according to Example 4.
  • 9 is a transmittance spectrum of an optical filter (filter 5) used in the dryer according to Example 5.
  • 9 is a transmittance spectrum of an optical filter (filter 6) used in the dryer according to Example 6.
  • 4 is a table showing coefficients (F) of the dryers according to Examples 1 to 3 and evaluation results of antiglare performance.
  • 7 is a table showing the coefficients (F) of the dryers of Examples 4 to 6 and the evaluation results of antiglare performance.
  • the hair dryer includes an axial flow type blower fan 3 which is rotationally driven by a fan motor 2 and a heat source unit 4 which is a heating source, inside a main body case 1 having a hollow cylindrical shape that is long in the front and rear direction. It is configured to be housed.
  • the main body case 1 includes an air guide tube 5 formed by joining a pair of left and right half-split bodies 5a and 5b, and an outer case tube 6 into which the air guide tube 5 is fitted.
  • the inner surface of the air guide tube 5 serves as an air guide path 7 for the dry air sent from the blower fan 3, an air suction port 8 is provided at the rear end of the air guide path 7, and air is blown at the front end.
  • An exit 9 is provided.
  • the air outlet 9 is surrounded by an air outlet case 10 and an auxiliary air outlet case 11, and the integrated both cases 10 and 11 are bayonet-engaged with the front outer surface of the air guide tube 5.
  • a grip 12 is integrally formed on the lower surface of the rear portion of the air guide tube 5, and a main switch 13, an extinguishing switch 14, a transformer 15 and the like are arranged therein.
  • Reference numeral 16 is a slide knob for switching the main switch 13, and 17 is a push button for switching the light-off switch 14.
  • symbol P indicates the central axis of the hair dryer.
  • the inside of the air guide tube 5 is the air guide path 7, but when the air guide tube 5 is not provided, the inside of the exterior tube 6 becomes the air guide path 7. ..
  • a heat insulating mica or a metal tubular body may be provided on the inner surface of the air guide tube 5 or the inner surface of the exterior tube 6.
  • the blower fan 3 is arranged in the latter half of the main body case 1, and the air sucked from the suction port 8 is pressurized by the blower fan 3 and sent to the air outlet 9.
  • the fan motor 2 is fixed to a holder portion 21 of the fan case 20 fixed to the air guide tube 5, and a plurality of flow straightening blades 22 are formed between the fan case 20 and the holder portion 21.
  • a fan motor 2, a halogen lamp (light emitting body) 23, which will be described later, and a control board 24 that controls the driving state of the ion emission structure are fixed to the front surface of the holder portion 21.
  • the control unit When the main switch 13 is switched from the off position to the weak operation position, the control unit lights the halogen lamp 23 in a low brightness state and drives the blower fan 3 at a low speed.
  • the control unit turns on the halogen lamp 23 in a high brightness state to drive the blower fan 3 at high speed.
  • the ion ejection structure operates in both the weak driving position and the strong driving position to release negative ions.
  • the control unit temporarily turns off the halogen lamp 23.
  • the outer surface of the suction port 8 is covered with a first grill 25 made of punching metal and a second grill 26 having a multiple ring shape.
  • the inner surface of the outlet 9 is covered with the third grill 27.
  • the second grill 26 and the third grill 27 are sandwiched and fixed by the half-split bodies 5a and 5b, and the first grill 25 is detachably attached to the rear portion of the air guide tube 5.
  • the blower outlet 9 is surrounded by a blower case 10 fixed to the front end of the outer casing 6, and has a blower outlet for dry air and an irradiation opening for irradiating infrared rays (heat rays) emitted from the halogen lamp 23 toward the user's hair.
  • the blow-out port 9 is configured by integrally integrating a blow-out case 10 made of polycarbonate and an auxiliary blow-out case 11 made of PPS resin having high heat resistance.
  • the engagement leg 28 provided on the rear surface of the blow-out case 10 is connected to the air guide tube. 5 is integrated with the air guide tube 5 by engaging the bayonet with the engaging wall 29 on the outer surface of the front portion of 5 and fastening the lower end of the blowout case 10 with the screw 30 screwed into the outer tube 6.
  • the auxiliary blow-out case 11 is formed with a through hole 31 that allows the passage of dry air and an ion hole 32 that allows the passage of part of the dry air and negative ions.
  • the heat source unit 4 is composed of one unit component including the halogen lamp 23, the reflector 34, and the optical filter 35.
  • the halogen lamp 23 is provided with a long bulb 37 and a housing 38 before and after enclosing a filament (light emitting portion) 36, an inert gas, a halogen gas, and the like, and by inserting a plug 39 of the housing 38 into a socket 40 and mounting it, It is fixedly supported by the socket 40.
  • the socket 40 is fastened and fixed to a light source base 47 described later.
  • the reflector 34 is configured by joining a front reflector 42 and a rear reflector 43.
  • the front reflector 42 is configured by joining a pair of left and right half-split bodies 42a and 42b (see FIG. 7).
  • the halves 42a and 42b are formed by press-molding a metal such as aluminum.
  • the inner surface of the front reflector 42 first guides the light emitted from the halogen lamp 23 toward the optical filter 35 in the forward direction.
  • a reflecting surface 44 and a second reflecting surface 45 that guides the light emitted from the halogen lamp 23 backward toward a third reflecting surface 46 described later are provided, and the second reflecting surface 45 is the first reflecting surface. It is formed so as to be adjacent to the reflecting surface 44.
  • the front reflector 42 may be composed of one reflecting cylinder, and in that case, it can be composed of a die-cast molded product made of a metal such as aluminum.
  • the rear reflector 43 is a die-cast molded product made of a metal such as aluminum, and directs the light emitted from the halogen lamp 23 and the light reflected and guided by the second reflection surface 45 to the optical filter 35.
  • a concave mirror-shaped third reflecting surface 46 that guides and guides forward is provided.
  • the third reflecting surface 46 can be formed by polishing, mirror finishing, or the like, and may be formed by plating if necessary.
  • a light source support structure that supports the halogen lamp 23 is provided on the rear side of the third reflecting surface 46.
  • the light source support structure includes a light source base 47 composed of four bosses that support the halogen lamp 23, and a hexagonal tube-shaped air guide wall 48 that surrounds the light source base 47. Are fastened and fixed together with the wiring board 50 by four screws 49 to each light source base 47.
  • the wiring board 50 is provided to temporarily distribute the lead wires for supplying power to the halogen lamp 23 and the lead wires for supplying power to the fan motor 2.
  • the first reflecting surface 44, the second reflecting surface 45, and the third reflecting surface 46 are configured as follows, respectively.
  • the first reflecting surface 44 is formed of an elliptic curved surface.
  • the second reflecting surface 45 is formed as an arc surface centering on the filament 36 of the halogen lamp 23.
  • the third reflecting surface 46 is formed of an elliptic curved surface or a parabolic curved surface. According to such a reflector 34, since the second reflecting surface 45 is formed of an arc surface centering on the filament 36 of the halogen lamp 23, it is irradiated from the halogen lamp 23, reflected by the second reflecting surface 45, and reflected by the third reflecting surface 45.
  • the trajectory of the light directed to the surface 46 and the trajectory of the light directly emitted from the halogen lamp 23 toward the third reflection surface 46 coincide with each other.
  • the light reflected and guided by the first reflecting surface 44 toward the optical filter 35 and the light reflected and guided by the third reflecting surface 46 toward the optical filter 35 are collected outside the main body case 1 30 cm ahead of the filament 36. It is supposed to do.
  • the reflector 34 having the three reflecting surfaces 44, 45, 46, the light emitted from the halogen lamp 23 and reaching the respective reflecting surfaces 44, 45, 46 is reflected by the reflecting surfaces 44, 45, 46. It is possible to efficiently reflect and guide the light by 45 and 46 and irradiate toward the optical filter 35. Further, since the axial center of the filament 36 of the halogen lamp 23 which is long in the front and rear faces the adjacent portion of the second reflecting surface 45 and the third reflecting surface 46, the radial dimension of the reflector 34 is prevented from increasing. The light emitted from the halogen lamp 23 can be emitted toward the optical filter 35 while preventing it and realizing compactness.
  • the diameter size of the irradiation opening of the reflector 34 becomes large, and the reflector 34 becomes large accordingly. Because it will be. It is not necessary for the filament 36 to be positioned such that the emission center thereof coincides with the adjoining portions of the second reflecting surface 45 and the third reflecting surface 46. It suffices that the area 45 and the third reflection surface 46 are adjacent to each other. Furthermore, since the front-rear dimension of the reflector 34 including the first reflective surface 44, the second reflective surface 45, and the third reflective surface 46 is set to be larger than the radial dimension of the reflector 34, the halogen lamp 23 that is long in the front-rear direction can be used. It is possible to configure the reflector 34 having an elongated tubular structure suitable for use, and the dryer can be made compact due to the small radial dimension of the reflector 34.
  • a first ventilation port 51 for introducing the dry air into the reflector 34 is formed in the center of the third reflecting surface 46, and the second ventilation port 52 is formed in each of the halves 42a and 42b. It is formed individually.
  • the second ventilation port 52 is formed as a slit-shaped opening over the entire circumference on the wall surface near the front end of the front reflector 42 in the state where the half-split bodies 42a and 42b are joined.
  • a light source cooling passage is provided between the air guide wall 48 and the halogen lamp 23, and communicates with the first ventilation port 51.
  • the previous wiring substrate 50 fixed to the light source base 47 also serves as a light blocking plate for preventing the light leaking from the first ventilation port 51 from being irradiated to the suction port 8 side.
  • the light source cooling passage between the air guide wall 48 and the halogen lamp 23 communicates with the first ventilation port 51, so that the dry air introduced from the rear end opening of the air guide wall 48 is
  • the inside of the reflector 34 can be ventilated by causing the first vent 51 to flow into the inside of the reflector 34. Further, at this time, by bringing the dry air that has flowed from the first ventilation port 51 into the reflector 34 into contact with the halogen lamp 23 and the reflector 34, the halogen lamp 23 and the reflector 34 are effectively cooled, The temperature rises of the halogen lamp 23 and the reflector 34 can be suppressed.
  • the halogen lamp 23 and the socket 40 can be separated from the reflector 34 by loosening the screw 49 and removing the socket 40 from the light source base 47. Further, since the halogen lamp 23 can be separated from the socket 40 by removing the plug 39 from the socket 40, replacement work when the halogen lamp 23 fails is easily performed.
  • the front reflector 42 and the rear reflector 43 are joined and fastened in a state where the second reflecting surface 45 and the third reflecting surface 46 are adjacent to each other.
  • a front engaging portion 55 is formed at the rear edge 54 of the half-split bodies 42a and 42b in a bent state so as to project in the radial direction.
  • a joint groove 56 for fitting and supporting the rear edge 54 of the front reflector 42 and a joint wall 57 for supporting the peripheral surface of the rear edge 54 of the front reflector 42 are formed at the front end of the rear reflector 43.
  • a concave rear engagement portion 58 formed by cutting out the joint wall 57 and a screw boss 59 are formed at two opposing positions of the wall 57.
  • the front reflector 42 and the rear reflector 43 can be joined by joining the pair of halves 42a and 42b and engaging the front engaging portion 55 and the rear engaging portion 58 with each other. Further, the front reflector 42 and the rear reflector 43 can be integrated by screwing the screw 60 inserted into the through hole 55a of the front engaging portion 55 into the screw boss 59.
  • the center of the filament 36 of the halogen lamp 23 faces the adjacent portion of the second reflecting surface 45 and the third reflecting surface 46 (see FIG. 4).
  • the front reflector 42 and the rear reflector 43 are prevented from being displaced in the radial direction by the engagement of the rear edge 54 of the front reflector 42 and the joining groove 56, and further, the front engaging portion 55 and the rear engaging portion 55 are prevented. Due to the engagement of the engagement portion 58, the rotation around the central axis P is prevented.
  • the optical filter 35 is made of low-expansion glass, and is fixed to the front end of the front reflector 42 by a filter support structure 62.
  • a dielectric multilayer film is formed on the surface of the low expansion glass.
  • the filter support structure 62 includes a filter seat 63 formed on the inner surface of the front end of the front reflector 42, and a holding ring 64 that cooperates with the filter seat 63 to sandwich and fix the optical filter 35 in the front-rear direction.
  • the holding ring 64 includes an end wall 65 that holds and holds the front peripheral edge of the optical filter 35, and a ring-shaped surrounding wall 66 that is fitted onto the outer peripheral surface of the filter seat 63. As shown in FIG. 4, the pressing ring 64 is fixed to the front reflector 42 with screws 67.
  • the filter seat 63 is closely attached to the peripheral surface and the rear peripheral edge of the optical filter 35. Thereby, the heat of the optical filter 35 can be effectively conducted to the front reflector 42 side, and the cooling of the optical filter 35 can be promoted.
  • the filter support structure 62 includes the filter seat 63 formed on the front reflector 42, and the holding ring 64 that cooperates with the seat 63 to clamp and fix the optical filter 35.
  • the optical filter 35 is assembled to the filter seat 63, and the pressing ring 64 is externally fitted and fixed to the front peripheral surface of the front reflector 42, so that the optical filter 35 can be easily attached to the front reflector 42. It is possible to fix it inseparably and securely.
  • the halogen lamp 23 is vulnerable to impact, and the filament is damaged or deformed when a large external force is applied.
  • the heat source unit 4 is floatingly supported with respect to the main body case 1. Specifically, as shown in FIG. 9, a ring-shaped spring receiving frame 69 that supports the heat source unit 4 is fixed to the inner surface of the air guide tube 5 that surrounds the light source support structure, and the rear reflector 43 and the spring receiving frame 69 face each other. Shock absorbing springs 70 that support the heat source unit 4 are arranged at three points on the surface.
  • a hexagonal ring-shaped unit support frame 71 that supports the heat source unit 4 is fixed to the inner surface of the air guide tube 5 that surrounds the periphery of the optical filter 35.
  • Gel-like elastic bodies 72 that support the heat source unit 4 are arranged at three locations.
  • the spring receiving frame 69 is configured by connecting three spring arms 73 formed of leaf springs in a hexagonal frame shape, and a spring seat 74 that receives one end of the shock absorbing spring 70 is provided at the center of each spring arm 73. Are formed.
  • a spring seat 75 that receives the other end of the shock absorbing spring 70 is also formed on the wind guide wall 48 of the rear reflector 43 that faces the spring seat 74.
  • the unit support frame 71 is formed of a leaf spring in a hexagonal frame shape, and gel holding portions 76 for holding the gel elastic body 72 are formed at three positions thereof.
  • the spring receiving frame 69 and the shock absorbing spring 70 elastically deform
  • the unit supporting frame 71 also elastically deforms
  • the gel elastic body 72 absorbs the shock.
  • the halogen lamp 23 is turned on, the blower fan 3 is driven to irradiate the hair with the infrared rays that have passed through the optical filter 35, and the dry wind (cooling wind) sent from the blower fan 3 is applied to the hair. Feed and dry hair.
  • a part of the dry air is introduced into the air guide wall 48 through the rear opening 77, cools the halogen lamp 23, the reflector 34, and the optical filter 35 while flowing into the first vent hole 51 from the light source cooling passage.
  • the air flows out of the reflector 34 from the second ventilation port 52, merges with the dry air flowing in the air guide passage 7, and is discharged from the air outlet 9.
  • a part of the dry air sent from the blower fan 3 puts a negative pressure around the second ventilation port 52 while flowing along the air guide passage 7 around the heat source unit 4. Therefore, due to the Venturi effect, the air in the vicinity of the second ventilation port 52 inside the reflector 34 is attracted by the dry air and merges, and is sent to the air outlet 9.
  • the dry air sent from the blower fan 3 is introduced into the air guide wall 48 from the rear opening 77 as positive pressure dry air to cool the halogen lamp 23, the reflector 34, and the optical filter 35, You may make it flow out of the reflector 34 from the 2nd ventilation port 52.
  • the second ventilation port 52 When the dry air flows out from the second ventilation port 52, part of the light emitted from the halogen lamp 23 leaks out from the second ventilation port 52.
  • the second ventilation port 52 is provided with a second An antiglare structure is provided for guiding the light leaking from the ventilation port 52 in a direction to move away from the air outlet 9.
  • the antiglare structure includes a tubular antiglare body 79 that covers the outer surface of the opening of the second vent hole 52, and in the embodiment, the surrounding wall 66 described above functions as the antiglare body 79.
  • the surrounding wall 66 also serves as the antiglare body 79 in this way, compared to the case where the antiglare body 79 is provided separately from the pressing ring 64, the number of parts is reduced by the amount of using the pressing ring 64, and the dryer Manufacturing cost can be reduced. Further, the ring-shaped antiglare body 79 covers the outer surfaces of the openings of all the second ventilation holes 52 formed in the reflector 34, and the rear end of the cylindrical wall of the antiglare body 79 is the rear opening of the second ventilation hole 52. It projects from the edge to the rear.
  • the light radiated in the radial direction from the rear opening edge of the second vent hole 52 and the light radiated obliquely forward can be reliably shielded by the inner surface of the cylinder wall of the antiglare body 79.
  • Part of the light is radiated to the air guide passage 7 through the space between the antiglare body 79 and the peripheral surface of the reflector 34, but the rear end of the cylinder wall of the antiglare body 79 is located behind the second ventilation port 52. Since it is located rearward of the opening edge, all the light emitted to the air guide passage 7 is repeatedly reflected in a state of being inclined rearward. Therefore, it is possible to more reliably prevent the light in the air guide passage 7 from being emitted toward the outlet 9.
  • the ventilation passage 80 allowing the passage of dry air is provided between the antiglare body 79 and the second ventilation hole 52. It is formed in a recumbent L shape in a state of being continuous with 52. Since the front end of the ventilation passage 80 is closed by the passage end wall 81 that projects from the front reflector 42 and contacts the inner surface of the antiglare body 79, the dry air that has flowed into the ventilation passage 80 reverses backward. Moving. Further, the dry air flowing out from the ventilation passage 80 reversely moves along the rear end of the passage end wall 81 and joins the dry air flowing in the air guide passage 7.
  • a rear reverse guide surface 82 that reversely guides the dry air backward is formed at an inner corner portion sandwiched between the antiglare body 79 and the passage end wall 81.
  • a front reversal guide surface 83 for reversing and guiding the dry air forward is formed at the rear end portion of 79 (see FIG. 1).
  • the rear reversal guide surface 82 is a quadrant circular arc surface continuous with the passage end wall 81
  • the front reversal guide surface 83 is a semicircular arc surface.
  • a gradual release ring 85 that releases the cosmetic component into the dry air is arranged around the constriction where the first reflecting surface 44 and the second reflecting surface 45 are adjacent to each other.
  • the sustained-release ring 85 is made of a porous ceramic body integrally including an inner ring 86, an outer ring 87, and a group of radiating walls 88 provided between the rings 86 and 87. Vitamin, collagen, etc. are contained in the porous portion. Is impregnated with beauty ingredients.
  • the unit support frame 71, the gradual release ring 85, and the spring receiving frame 69 respectively include a front holding portion 89 and a middle holding portion 90 which are provided at three positions in front and behind the facing surfaces of the half-split bodies 5a and 5b of the air guide tube 5, respectively.
  • the rear clamping unit 91 firmly clamps and fixes it. As described above, when the sustained release ring 85 is provided so as to face the air guide passage 7, the cosmetic ingredient is released into the dry air that comes into contact with the sustained release ring 85, and the dry air including the cosmetic ingredient is blown out from the outlet 9. Can be sent from.
  • An ion emission structure is provided inside the air guide tube 5 facing the air outlet 9 in order to send the negative ions to the hair along with the dry air.
  • the ion emitting structure includes an electrode holder 93, three central electrodes 94 supported by the electrode holder 93, and a peripheral electrode 96 fixed to a cylindrical wall 95 surrounding the central electrode 94.
  • the electrode holder 93 is sandwiched and fixed by a pair of sandwiching walls 97 provided on the air guide tube 5.
  • a thermal fuse 98 is arranged on the upper wall portion of the air guide tube 5 on the front side of the heat source unit 4.
  • the light leaked from the second ventilation port 52 together with the dry air is antiglare. It can be shielded by the body 79 to prevent the light from being emitted toward the outlet 9 side along the air guide passage 7.
  • the light leaking from the second ventilation port 52 is reflected toward the second ventilation port 52 side by the antiglare body 79, or scattered by the antiglare body 79, and further absorbed by the antiglare body 79 and attenuated. Can be made Therefore, it is possible to reliably prevent the light leaking to the outside of the reflector 34 from being emitted from the outlet 9 and to provide a dryer that does not cause the user to feel dazzling when the hair is dried.
  • the second vent hole 52 is The light radiated from the rear opening edge in the radial direction and the light radiated obliquely forward can be reliably shielded by the inner surface of the cylinder wall of the antiglare body 79. Further, a part of the light is radiated to the air guide path 7 through the space between the antiglare body 79 and the peripheral surface of the reflector 34, but the rear end of the cylindrical wall of the antiglare body 79 is the second ventilation port 52.
  • Example 1 As a result of measurement using a V-570 type fluorescence spectrophotometer manufactured by JASCO Corporation, an optical filter (hereinafter referred to as "filter 1") having a transmittance spectrum as shown in FIG. The dryer shown in 1) was prepared.
  • the filter 1 is a cold mirror (CM020) manufactured by Shibuya Optical Co., Ltd.
  • the light-emitting body 23 was a halogen lamp, and the color temperature of the light emitted from the light-emitting body 23 was 2800K.
  • the average transmittance of the filter 1 in the near infrared region of 830 nm to 2000 nm was 94.3%, and the average transmittance was 80% or more.
  • a heat drying test was conducted using each of the dryers according to Examples 1 to 6, and it was confirmed that all the dryers have good heating performance and excellent drying performance. This is because, as described above, the average transmittance of near infrared rays of the optical filters (filters 1 to 6) 35 used in the dryers according to Examples 1 to 6 is 80% or more.
  • the glare of light emitted from the blower outlet 9 of the dryer (irradiation light) through the filter 1 was evaluated while changing the output (P) of the light emitter. More specifically, while changing the output (P) of the light emitter to 72W, 120W, 174W, 229W, 286W, 349W, 410W, and 460W, the glare of the irradiation light is divided into three levels of ⁇ , ⁇ , and ⁇ . evaluated. The evaluation criteria for these ⁇ , ⁇ , and ⁇ are as follows. ⁇ : No glare is felt even when the halogen lamp, which is the light emitting body 23, is directly viewed through the air outlet 9.
  • ⁇ When the light-emitting body 23 is directly viewed, the glare is felt to some extent, but the light-emitting body 23 can be directly viewed for a few seconds.
  • X When the light-emitting body 23 is directly viewed, it feels dazzling and cannot be seen with the naked eye.
  • the transmittance (T (T (T (1)) of the filter 1 at each wavelength is set at a wavelength interval of 2 nm (360 nm, 362 nm, 364 nm ... ⁇ )) was obtained. More specifically, the transmittance (T ( ⁇ )) of the filter 1 at each wavelength was obtained based on the transmittance spectrum of FIG.
  • the sensitivity (V ( ⁇ )) was obtained at a wavelength interval of 2 nm in the visible light region of 360 nm to 830 nm based on the standard photopic sensitivity (V ( ⁇ )) of CIE-1924. These transmittances (T ( ⁇ )) and sensitivities (V ( ⁇ )) were multiplied, and further, the output (P) of the light emitting body was multiplied by the wavelength interval (2 nm). Then, in the visible light region of 360 nm to 830 nm, the four factors of the transmittance (T ( ⁇ )) and sensitivity (V ( ⁇ )) of the above optical filter, the output (P) of the light emitter and the wavelength interval (2 nm) are multiplied. The value obtained by the above was integrated to obtain a coefficient (F). FIG. 18 shows the calculation result of the coefficient (F) in the output (P) of each light emitter of the filter 1 and the evaluation result of the glare of the irradiation light.
  • Example 2 an optical filter showing a transmittance spectrum as shown in FIG. 13 (hereinafter referred to as “filter 2”) was used to prepare a dryer (the dryer shown in the first embodiment).
  • the glare of the irradiation light through the filter 2 was evaluated while changing the output (P) of the light emitting body.
  • the transmittance (T ( ⁇ )) of the filter 2 is obtained in the same procedure as in the first embodiment, and the transmittance (T ( ⁇ )), sensitivity (V ( ⁇ )), and output of the light emitter are obtained.
  • a coefficient (F) was obtained by integrating a value obtained by multiplying (P) and the wavelength interval (2 nm) by four members in the visible light range of 360 nm to 830 nm.
  • a drier was prepared using the optical filters (filters 3 to 6) shown in FIGS. 14 to 17 in the same procedure as in Examples 1 and 2, and the glare of the irradiation light through these optical filters was evaluated. And the coefficient (F) was obtained. 18 and 19 show the calculation results of the coefficient (F) in the output of each light-emitting body of these filters 1 to 6 and the evaluation results of the glare of the irradiation light.
  • the coefficient F is 10.00 ⁇ 10 based on the comparison between the evaluation ( ⁇ ) when the light emitter output of the filter 3 in FIG. 18 is 349 W and the evaluation ( ⁇ ) when the light emitter output of the filter 3 in FIG. 18 is 410 W. It was confirmed that when it was -6 or less, a dryer excellent in antiglare performance was obtained. Further, according to the evaluation ( ⁇ ) when the output of the light emitting body of the filter 4 is 72 W in FIG. 19, when the coefficient F is 7.00 ⁇ 10 ⁇ 6 or less, a dryer having more excellent antiglare performance can be obtained. I was able to confirm that.
  • the average transmittance of the near infrared rays of the optical filter 35 is set to 80% or more, that is, the near infrared rays specified by the transmittance spectrum (FIGS. 12 to 17). Since the optical filter 35 having an average transmittance in the region of 80% or more is adopted, the near infrared rays are hardly reduced by the optical filter 35, and the near infrared rays emitted from the light emitter 23 are efficiently used as an object such as hair. Can be irradiated. As a result, the heating performance for hair derived from the near-infrared rays is satisfactorily exhibited, so that a dryer having excellent drying performance can be obtained.
  • the coefficient F obtained from Equation 1 is set to 10.00 ⁇ 10 ⁇ 6 (Wm) or less, so that even when the light passing through the optical filter 35 enters the eyes of the user, It is possible to obtain a dryer having excellent anti-glare performance without feeling glare. Moreover, since the antiglare performance of the optical filter 35 can be evaluated based on the coefficient F obtained from the above mathematical formula 1, the antiglare performance can be evaluated quantitatively and objectively. Further, the coefficient F is more preferably 7.00 ⁇ 10 ⁇ 6 (Wm) or less, and it has been confirmed that a dryer having more antiglare performance can be obtained.

Landscapes

  • Cleaning And Drying Hair (AREA)
  • Radiation-Therapy Devices (AREA)

Abstract

La présente invention concerne un séchoir qui présente une transmissivité en infrarouge proche élevée et d'excellentes performances de séchage, et qui présente des caractéristiques antireflet supérieures.　Un filtre optique 35 est configuré de sorte que : la transmissivité moyenne dans la région infrarouge proche de longueurs d'onde de 830 à 2000 nm est de 80 % ou plus ; et un coefficient (F) qui est l'intégrale, sur la région de lumière visible de 360 à 830 nm, d'une valeur numérique qui est le produit de la multiplication de la fonction de luminosité photopique (V(λ)), la sortie (P) d'un corps électroluminescent 23, l'espacement de longueur d'onde et la transmissivité (T(λ)), dans la région de lumière visible, du filtre optique 35, est 10,00 × 10-6 (Wm) ou moins.
PCT/JP2019/033717 2018-11-07 2019-08-28 Séchoir WO2020095515A1 (fr)

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WO2021226749A1 (fr) * 2020-05-09 2021-11-18 Sz Zuvi Technology Co., Ltd. Appareils et procédés de séchage d'un objet
WO2022132434A1 (fr) * 2020-12-14 2022-06-23 Conair Llc Fer de coiffure en verre ayant une source d'émission de chaleur et de lumière
US11464313B2 (en) 2020-05-09 2022-10-11 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for drying an object
US11672318B2 (en) 2020-05-09 2023-06-13 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for safely drying an object
US11832698B2 (en) 2020-05-09 2023-12-05 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for drying an object

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CN114173606A (zh) * 2021-06-18 2022-03-11 深圳汝原科技有限公司 干燥装置

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WO2016072031A1 (fr) * 2014-11-07 2016-05-12 株式会社イデア Sèche-cheveux
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WO2013094476A1 (fr) * 2011-12-21 2013-06-27 大日本印刷株式会社 Plaque de protection de surface avant pour dispositif d'affichage et dispositif d'affichage
JP2018023754A (ja) * 2016-07-29 2018-02-15 マクセルホールディングス株式会社 ヘアードライヤー
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WO2016072031A1 (fr) * 2014-11-07 2016-05-12 株式会社イデア Sèche-cheveux
WO2018021309A1 (fr) * 2016-07-29 2018-02-01 日立マクセル株式会社 Sèche-cheveux

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Publication number Priority date Publication date Assignee Title
WO2021226749A1 (fr) * 2020-05-09 2021-11-18 Sz Zuvi Technology Co., Ltd. Appareils et procédés de séchage d'un objet
US11464313B2 (en) 2020-05-09 2022-10-11 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for drying an object
US11672318B2 (en) 2020-05-09 2023-06-13 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for safely drying an object
US11832698B2 (en) 2020-05-09 2023-12-05 Sz Zuvi Technology Co., Ltd. Apparatuses and methods for drying an object
WO2022132434A1 (fr) * 2020-12-14 2022-06-23 Conair Llc Fer de coiffure en verre ayant une source d'émission de chaleur et de lumière

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