WO2022113292A1 - 手乾燥装置 - Google Patents
手乾燥装置 Download PDFInfo
- Publication number
- WO2022113292A1 WO2022113292A1 PCT/JP2020/044302 JP2020044302W WO2022113292A1 WO 2022113292 A1 WO2022113292 A1 WO 2022113292A1 JP 2020044302 W JP2020044302 W JP 2020044302W WO 2022113292 A1 WO2022113292 A1 WO 2022113292A1
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- WO
- WIPO (PCT)
- Prior art keywords
- hand
- housing
- nozzle portion
- air
- drying device
- Prior art date
Links
- 238000001035 drying Methods 0.000 title claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 31
- 210000004247 hand Anatomy 0.000 description 20
- 230000004048 modification Effects 0.000 description 12
- 238000012986 modification Methods 0.000 description 12
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 9
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K10/00—Body-drying implements; Toilet paper; Holders therefor
- A47K10/48—Drying by means of hot air
Definitions
- This disclosure relates to a hand drying device.
- Patent Document 1 describes a hand dryer that extends above a sink and mechanically removes moisture from the user's hands using an air knife.
- the hand dryer includes two elongated air knife outlets, each outlet connected to an air source and ejecting each air knife downwards towards the top of the user's hand, the air knife outlet.
- each air knife outlet is a hand configured with a dihedral angle so that the inner end of each air knife outlet is below the outer end of the air knife outlet. Extends along the dryer section.
- This disclosure was made in order to solve the above-mentioned problems, and it is possible to easily confirm the drying condition of the hands and obtain a hand drying device with good usability.
- the hand drying device includes a housing in which an air passage connected to a high-pressure air generation source is formed inside, and a nozzle portion provided on the side of the housing and ejecting air flowing through the air passage in a divergent manner. , Is provided.
- the dryness of the hands can be easily confirmed while the hands are being dried by the hand drying device, and the usability can be improved.
- FIG. It is a right side view of the hand drying apparatus which shows Embodiment 1.
- FIG. It is a top view of the hand drying apparatus which shows Embodiment 1.
- FIG. It is a right side view of the housing of the hand drying apparatus which shows Embodiment 1.
- FIG. 3 is a cross-sectional view taken along the line IV-IV of FIG. It is sectional drawing along the VV line of FIG.
- It is a control block diagram of the hand drying apparatus which shows Embodiment 1.
- FIG. It is a right side view of the housing of the hand drying apparatus which shows Embodiment 2.
- FIG. It is a right side view of the housing of the hand drying apparatus which shows Embodiment 3.
- FIG. It is a right side view of the 1st modification of a housing.
- FIG. 6 is a cross-sectional view taken along the line XVIII-XVIII of FIG.
- FIG. 1 is a right side view of the hand drying device 1 according to the first embodiment.
- FIG. 2 is a plan view of the hand drying device 1.
- FIG. 3 is a right side view of the housing 20 of the hand drying device 1.
- FIG. 4 is a cross-sectional view taken along the line IV-IV of FIG.
- FIG. 5 is a cross-sectional view taken along the line VV of FIG. 1 and 2 show a state in which the hand drying device 1 is installed on the washbasin 10.
- the wash basin 10 has a wash basin 12.
- the washbasin 10 is installed on the wall WL.
- the washbasin 12 is formed in a bowl shape so that water can be received and stored.
- a drainage port 14 is formed at the bottom of the washbasin 12.
- a drainage pipe (not shown) is connected below the drainage port 14.
- the wash basin 10 is provided with a water discharge unit 16.
- the water discharge unit 16 is arranged so as to discharge water toward the inside of the washbasin 12.
- the water discharge unit 16 is provided so as to extend in the front-rear direction X1.
- the front-back direction X1 is a direction facing the user side using the washbasin 10.
- the water discharge unit 16 is, for example, a faucet connected to a water pipe.
- the water discharge unit 16 penetrates the wash basin 10 and is connected to the water supply for supplying the discharged water.
- the water discharge unit 16 has a conventional sensor, a control circuit, and a solenoid valve (not shown). When this sensor detects the user's hand, the solenoid valve is automatically opened, and water is discharged from the water discharge unit 16.
- the hand drying device 1 has a housing 20 and a nozzle portion 40.
- the housing 20 has an air passage 22 connected to a high-pressure air source formed therein and extends in a tubular shape. Further, the housing 20 is provided so as to extend above the wash basin 12 from the outside of the wash basin 12. In the present embodiment, the housing 20 is formed in a cylindrical shape and extends above the washbasin 12 in the front-rear direction X1 from the upper part of the washbasin 10. The portion of the housing 20 that protrudes from the upper part of the washbasin 10 is arranged in parallel near the water discharge portion 16. The protruding length of the housing 20 is set to about 100 mm to 300 mm in consideration of user-friendliness.
- the housing 20 is made of, for example, metal.
- a blower 30 is provided as a high-pressure air generation source.
- the blower 30 is housed in a power unit case 32 provided adjacent to the wall WL.
- the blower 30 has a motor and a turbofan rotated by the motor, and is configured to suck air from a suction port (not shown) to generate high-pressure air.
- the suction port is provided with a removable air filter (not shown) that collects dust and dirt in the air.
- the air filter may be, for example, a resin mesh, a metal mesh, or the like, and may be a HEPA (High Efficiency Particulate Air) filter capable of collecting finer dust.
- the power unit case 32 is provided with a control circuit 34 for controlling the operation of the blower 30.
- the control circuit 34 is connected to the blower 30 by, for example, a signal line.
- the blower duct 36 is connected to the discharge side of the blower 30.
- the base end portion 24 of the housing 20 is connected to the other end of the air duct 36.
- the ventilation duct 36 is a tubular member that allows air to pass through the inside.
- the air duct 36 penetrates the wall WL and the upper part of the washbasin 10 and is connected to the base end portion 24 of the housing 20.
- the high-pressure air generated by the blower 30 passes through the air passage 22 inside the housing 20 from the air duct 36 and is supplied to the tip portion 26 of the housing 20.
- the air duct 36 is made of, for example, a flexible resin.
- the nozzle portion 40 is provided on the side 28 of the housing 20 and ejects the air flowing through the air passage 22 in a divergent manner.
- the side 28 has a side 28 on the right side and a side 28 on the left side with respect to the front-rear direction X1.
- the nozzle portion 40 is provided at the tip portion 26 of the housing 20 and is arranged above the washbasin 12.
- the nozzle portion 40 is arranged in the housing 20 in front of the intermediate position in the front-rear direction X1 (direction in which the front-rear direction X1 faces), and is arranged at a position close to the front end 26a of the tip portion 26. ..
- the nozzle unit 40 has a right-handed nozzle unit 40A for applying wind to the user's right hand and a left-handed nozzle unit 40B for applying wind to the user's left hand.
- the right-handed nozzle portion 40A and the left-handed nozzle portion 40B are arranged symmetrically in the left-right direction X2 with respect to the central portion of the tip portion 26 of the housing 20 in the left-right direction X2.
- the left-right direction X2 is a direction orthogonal to the front-back direction X1.
- the nozzle portion 40 is provided with an outlet 42 for ejecting high-pressure air supplied from the air passage 22.
- the air outlet 42 is an opening that communicates the air passage 22 with the outside of the housing 20.
- the outlet 42 is an elongated slit formed in the housing 20. Therefore, the outer opening edge 44 of the outlet 42 is provided on the same surface as the outer surface of the housing 20.
- the longitudinal direction of the slit extends in the circumferential direction of the housing 20 having a circular cross section.
- the outlet 42 is formed in the housing 20 so that one end of the slit in the longitudinal direction of the outlet 42 is located above and the other end is located below.
- the slit width (dimension in the lateral direction of the slit) is uniformly set to, for example, 2 mm or less.
- the nozzle portion 40 is linearly elongated on the side surface of the housing 20, and the front-rear direction X1 which is the extending direction of the housing 20 and the longitudinal direction of the slit which is the longitudinal direction of the nozzle portion 40 are It is crossing.
- the front-rear direction X1 and the longitudinal direction of the slit are orthogonal to each other.
- the tip portion 46 constituting the outer opening edge 44 of the outlet 42 in the nozzle portion 40 has a shape that is convex from the inside to the outside of the housing 20.
- the tip portion 46 is formed in an arc shape that is convex from the inside to the outside of the housing 20 when viewed from a direction parallel to the front-rear direction X1. Due to the shape of the tip portion 46, high-pressure air is ejected from the outlet 42 in a fan shape, that is, in a divergent shape.
- the ejection direction A1 of the air ejected from the nozzle portion 40 in a divergent manner is within the range from the horizontal direction to the downward direction. This will be specifically described with reference to FIG. Since the right-hand nozzle portion 40A and the left-hand nozzle portion 40B are symmetrical in the left-right direction X2, the right-hand nozzle portion 40A will be described below, and the description of the left-hand nozzle portion 40B will be omitted.
- the left-right direction X2 is one in the horizontal direction
- the vertical direction X3 coincides with the vertical direction.
- the vertical direction X3 is a direction orthogonal to the front-rear direction X1 and the left-right direction X2. As shown in FIG.
- the air ejection direction A1 in the right-hand nozzle portion 40A is within the downward range from the left-right direction X2 to the up-down direction X3.
- the air ejection direction A1 is in the range of 0 ° to 60 °.
- the air ejection direction A1 is a direction orthogonal to the front-rear direction X1.
- the upper end 42a of the outlet 42 has a surface parallel to the left-right direction X2, and air is ejected from the vicinity of the upper end 42a in the left-right direction X2.
- the lower end 42b of the air outlet 42 has a surface parallel to a direction inclined downward by 60 ° with respect to the left-right direction X2, and air is inclined downward by 60 ° with respect to the left-right direction X2 from the vicinity of the lower end 42b. It spouts in the direction.
- the length from the upper end 42a to the lower end 42b at the outlet 42 is set to be smaller than the width of the user's hand TE.
- the air ejection direction A1 in the right-hand nozzle portion 40A may be in the range of 0 ° to 30 °.
- the nozzle portion 40 has an angle defining portion that defines the spreading angle of the ejected air in order to eject the air in a divergent manner.
- the angle defining portion defines both ends of the divergent spread of air.
- the upper end 42a and the lower end 42b of the outlet 42 function as an angle defining portion.
- the surface in the vicinity of the outer opening edge 44 of the upper end 42a continuous from the outer opening edge 44 of the outlet 42 is parallel to the left-right direction X2, and the air in which the ejection direction A1 is most upward is the surface of the upper end 42a. Erupt along.
- the surface of the upper end 42a defines the upper limit of the divergent spread of air.
- the surface in the vicinity of the outer opening edge 44 of the lower end 42b continuous from the outer opening edge 44 of the outlet 42 is parallel to the direction inclined downward by 60 ° with respect to the left-right direction X2, and the ejection direction A1 is the most downward.
- Air is ejected along the surface of the lower end 42b.
- the lower limit of the divergent spread of air is defined by the surface of the lower end 42b.
- the spreading angle of the air ejected from the nozzle portion 40 is defined by the angle formed by the surface of the upper end 42a and the surface of the lower end 42b.
- the surface of the upper end 42a and the surface of the lower end 42b are in a positional relationship so as to be closer to each other as they move away from the outer opening edge 44, that is, as they approach the inside of the housing 20, and the surface of the upper end 42a and the surface of the lower end 42b.
- the angle between the surface and the surface is 60 °.
- the housing 20 is provided with a breath portion 48 that does not eject air between the nozzle portion 40A for the right hand and the nozzle portion 40B for the left hand.
- the breath portion 48 is provided in the vertically lower portion between the right-hand nozzle portion 40A and the left-hand nozzle portion 40B in the housing 20.
- the hand drying device 1 further includes a hand detecting means 50 for detecting the presence or absence of a hand of a user who uses the hand drying device 1.
- the hand detecting means 50 is provided in front of the nozzle portion 40 in the housing 20. That is, the hand detecting means 50 is arranged on the user side of the nozzle portion 40.
- the hand detecting means 50 is housed in the sensor storage part 52 provided at the tip end portion 26 of the housing 20, and is attached to the sensor storage part 52.
- the detection range of the hand detecting means 50 is set so that a hand extended from the front of the tip portion 26 of the housing 20 to the tip portion 26 can be detected.
- the hand detecting means 50 a right hand hand detecting means 50A and a left hand hand detecting means 50B are provided.
- the right-handed hand detecting means 50A is arranged in front of the right-handed nozzle portion 40A and in the vicinity of the right-handed nozzle portion 40A.
- the left-handed hand detecting means 50B is arranged in front of the left-handed nozzle portion 40B and in the vicinity of the left-handed nozzle portion 40B.
- the hand detecting means 50 is composed of, for example, a photoelectric sensor, which can be miniaturized.
- the hand detecting means 50 is connected to the control circuit 34 by a cable 54.
- the cable 54 transmits a signal from the hand detecting means 50 to the control circuit 34.
- the sensor accommodating portion 52 provided with the hand detecting means 50 is separated from the air passage 22 of the housing 20. As shown in FIG. 5, the cable 54 passes through the wall portion between the sensor accommodating portion 52, the sensor accommodating portion 52, and the air passage 22 through the air passage 22, and passes through the air duct 36, and is a control circuit. It extends to 34.
- the portion where the cable 54 penetrates from the sensor accommodating portion 52 to the air passage 22 is sealed with a part such as rubber or silicone to prevent air from flowing in and out between the sensor accommodating portion 52 and the air passage 22.
- FIG. 6 is a control block diagram of the hand drying device 1.
- the hand detecting means 50 detects the user's hand
- the hand detecting means 50 outputs a signal to the control circuit 34.
- the control circuit 34 receives the signal indicating that the hand has been detected from the hand detecting means 50
- the control circuit 34 outputs a signal for operating the blower 30 to the blower 30.
- the blower 30 operates according to the signal output from the control circuit 34 to generate high-pressure air.
- the high-pressure air generated by the blower 30 is sent from the blower duct 36 to the nozzle portion 40 through the blower passage 22, and is ejected to the outside from the blowout port 42.
- the output of the blower 30 is set so that, for example, the wind speed of the air ejected from the outlet 42 is 80 m / s or more. Further, in the present embodiment, two hand detection means 50, a right hand detection means 50A and a left hand hand detection means 50B, are provided, and when either one detects the user's hand, the blower 30 operates. It is set to do.
- the hand drying device 1 is provided on the housing 20 in which the air passage 22 connected to the high-pressure air generation source is formed inside, and on the side 28 of the housing 20. It is provided with a nozzle portion 40 for ejecting air flowing through the air passage 22 in a divergent manner.
- the nozzle portion 40 is provided on the side 28 of the housing 20, the user's hand is placed below the housing 20 when the user dries the hand, and the user's hand is placed on the housing. It is possible to prevent it from overlapping with 20 and becoming difficult for the user to see. Then, since the air is ejected from the nozzle portion 40 in a divergent manner, the width of the ejected air flow becomes wider as the distance from the nozzle portion 40 increases. Therefore, as shown in FIG. 4, since the width of the air flow can be wider than the width of the user's hand TE at a position away from the nozzle portion 40, the hand can be sufficiently dried even at a position away from the nozzle portion 40. can. In this way, since the hands can be dried at a position away from the nozzle portion 40 without overlapping with the housing 20, it is possible to easily check the dryness of the hands while the hands are being dried. , Easy to use.
- the nozzle portion 40 is provided with an outlet 42 which is an opening for communicating the air passage 22 and the outside of the housing 20, and the tip portion 46 constituting the outer opening edge 44 of the outlet 42 in the nozzle portion 40 is provided.
- the housing 20 has a shape that is convex from the inside to the outside. With such a configuration, air can be ejected from the nozzle portion 40 in a divergent manner.
- the length from the upper end 42a, which is the uppermost end, to the lower end 42b, which is the lowermost end, at the outlet 42 is smaller than the width of the user's hand TE.
- the width of the ejected air flow can be widened as the distance from the nozzle portion 40 increases. Therefore, by making the length from the uppermost end to the lowermost end of the air outlet 42 smaller than the width of the user's hand TE, the nozzle portion 40 and the housing 20 can be miniaturized. It is possible to generate an air flow having a width wider than the width of the user's hand TE. By reducing the size of the housing 20 in this way, it is possible to maintain a wide range of movement of the hand when the user dries the hand, and it is possible to further improve usability.
- the outer opening edge 44 of the air outlet 42 is provided on the same surface as the outer surface of the housing 20.
- the nozzle portion 40 is provided at the tip portion 26 of the housing 20. With such a configuration, the nozzle portion 40 can be arranged at a position closer to the user, so that the usability of the hand drying device 1 can be further improved.
- the air ejection direction A1 in the nozzle portion 40 is within a downward range from the left-right direction X2, which is one of the horizontal directions. With such a configuration, the air does not blow upward from the nozzle portion 40, so that the air ejected from the nozzle portion 40 directly hits the user's face or the like, or the water droplets on the user's hand are blown upward. Can be prevented.
- the ejection direction A1 is within the range of 0 ° or more and 60 ° or less. In this way, by ejecting air from the nozzle portion 40 in a range of 0 ° or more and 60 ° or less in a divergent manner, the user can dry the hands at an angle of the hand that makes it easy for the user to see the drying condition. It is possible to further improve the usability of.
- the nozzle portion 40 has a right-hand nozzle portion 40A and a left-hand nozzle portion 40B, and the housing 20 has a breath portion 48 that does not eject air between the right-hand nozzle portion 40A and the left-hand nozzle portion 40B. It is provided. As described above, the right-hand nozzle portion 40A for ejecting air for drying the user's right hand and the left-hand nozzle portion 40B for ejecting air for drying the user's left hand are provided, respectively. Usability can be improved.
- the breath portion 48 is provided between the right-hand nozzle portion 40A and the left-hand nozzle portion 40B, the space between the air flow from the right-hand nozzle portion 40A and the air flow from the left-hand nozzle portion 40B is provided. A space is formed in which no air is ejected. As a result, the user can intuitively know that the right-hand nozzle portion 40A and the left-hand nozzle portion 40B are separately provided.
- the breath portion 48 is provided in the vertically lower portion between the right-hand nozzle portion 40A and the left-hand nozzle portion 40B in the housing 20.
- a receiving member for receiving water droplets dropped from the user's hand by the air ejected from the nozzle portion 40 such as a washbasin 12 is arranged below the nozzle portion 40 of the hand drying device 1.
- the breath portion 48 is provided in the vertically lower portion between the right-hand nozzle portion 40A and the left-hand nozzle portion 40B in the housing 20, so that the breath portion 48 is provided from the vertically lower portion of the housing 20. It is possible to prevent the air from colliding with the ejection receiving member directly downward and splashing water droplets to wet the surroundings and the user.
- the hand drying device 1 is provided in front of the nozzle portion 40 in the housing 20, and further includes a hand detecting means 50 for detecting the presence or absence of a hand. Since the hand detecting means 50 is arranged in front of the nozzle portion 40 in this way, when the user extends his / her hand toward the nozzle portion 40, the hand detecting means 50 moves the user's hand in front of the nozzle portion 40. It can detect and operate the hand drying device 1. As a result, when the user extends his / her hand toward the nozzle portion 40, air can be ejected from the nozzle portion 40 without waiting time, and the usability can be improved.
- the hand drying device 1 further includes a wash basin 10 having a wash basin 12, a housing 20 extending from the outside of the wash basin 12 above the wash basin 12, and a nozzle portion 40 above the wash basin 12. Is located in.
- the space between the washbasin 12 and the housing 20 above the washbasin 12 is a drying space in which the user places his / her hands to dry his / her hands, and the user placed in this drying space
- the hands are dried by blowing the air ejected from the nozzle portion 40 onto the hands.
- the hands can be dried at a position away from the nozzle portion 40 without overlapping with the housing 20, so that the user can freely move to the drying space from any direction without interfering with the housing 20. You can place your hands.
- the hand since there is no concern that the hand arranged in the drying space touches the housing 20, the hand can be freely moved during the drying to dry the hand in the posture of the user's preference. This makes it possible to improve the usability of the user.
- the housing 20 extends in a tubular shape, and the air ejected from the nozzle portion 40 is divergent when viewed from the extending direction of the housing 20, that is, the front-rear direction X1 in the present embodiment.
- the housing 20 often extends toward the user side, and in this case, air is ejected from the nozzle portion 40 in a divergent manner when viewed from the user side.
- the user can easily reach into the divergent air flow ejected from the nozzle portion 40, and the usability can be improved.
- the nozzle portion 40 is arranged in a linearly elongated shape on the side surface of the housing 20, and the front-rear direction X1 which is the extending direction of the housing 20 intersects with the longitudinal direction of the nozzle portion 40.
- the longitudinal direction of the nozzle portion 40 is arranged at a predetermined angle with respect to the front-rear direction X1 which is the extending direction of the housing 20, the nozzle portion 40 intersects the front-rear direction X1 at a predetermined angle. Air can be ejected in a plane.
- the right-hand nozzle portion 40A and the left-hand nozzle portion 40B are arranged symmetrically in the left-right direction X2 with respect to the central portion of the tip portion 26 of the housing 20 in the left-right direction X2.
- the present invention is not limited to this, and it does not have to be arranged symmetrically in the left-right direction X2.
- the sensor housing portion 52 may be configured to be separable from the tip portion 26 of the housing 20. This makes it easier to assemble the hand detecting means 50 and the sensor accommodating portion 52, and can improve maintainability.
- two hand detecting means 50 a right hand detecting means 50A and a left hand hand detecting means 50B, are provided, but the present invention is not limited to this.
- the hand detecting means 50 only one of the right-handed hand detecting means 50A and the left-handed hand detecting means 50B may be provided.
- the hand detecting means 50 may be independently provided at the central portion of the tip portion 26 of the housing 20 in the left-right direction X2.
- FIG. 7 is a right side view of the housing 120 of the hand drying device 101 in the present embodiment. It should be noted that the description of the part of the present embodiment similar to that of the first embodiment will be omitted.
- the nozzle portion 140 provided in the housing 120 of the present embodiment has a different shape of the outlet 142 from the outlet 42 of the nozzle portion 40 in the first embodiment.
- the opening width of the upper portion of the outlet 142 is larger than the opening width of the lower portion.
- the opening width is the slit width.
- the slit width at the upper end 142a of the outlet 142 is the largest, the slit width becomes smaller toward the lower end 142b of the outlet 142, and the slit width at the lower end 142b becomes the smallest.
- the hand is extended with the thumb located on the upper side.
- the opening width of the upper portion of the outlet 142 is larger than the opening width of the lower portion. Therefore, it is possible to increase the amount of air to a part such as the thumb that is difficult to dry, and it is possible to effectively dry the hands.
- the air volume of the air ejected from the lower portion of the outlet 142 can be reduced, the air volume toward the wash basin 12 arranged below can be reduced to weaken the collision with the wash basin 12. can.
- the noise caused by the collision of the air ejected from the nozzle portion 140 with the washbasin 12 can be reduced, the movement of water droplets in the washbasin 12 can be reduced, and the amount of wind toward the user after the collision with the washbasin 12 can be reduced. And the wind speed can be reduced.
- FIG. 8 is a right side view of the housing 220 of the hand drying device 201 according to the present embodiment. It should be noted that the description of the part of the present embodiment similar to that of the first embodiment will be omitted.
- the arrangement of the outlet 242 is different from the outlet 42 of the nozzle portion 40 in the first embodiment.
- the outlet 242 is arranged so as to be positioned forward as it goes downward.
- the outlet 242 is formed in a slit shape.
- the outlet 242 when viewed from a direction parallel to the left-right direction X2, the outlet 242 extends linearly, and the longitudinal direction in which the outlet 242 extends is tilted at a constant angle with respect to the vertical direction X3. ..
- the acute angle B1 of the inclination of the outlet 242 in the longitudinal direction with respect to the vertical direction X3 is set in a range larger than 0 ° and 45 ° or less.
- the height of the water discharge unit 16 of the wash basin 10 is set so that the user can put his / her hand under the water discharge unit 16 and wash his / her hands with the water discharged from the water discharge unit 16 so as to have a comfortable posture. It is set. Specifically, the user puts his / her hand under the water discharge unit 16 and wash his / her hand with the water discharged from the water discharge unit 16 while leaning forward a little.
- the housing 220 of the hand drying device 201 is arranged on the right side or the left side of the water discharge unit 16 at regular intervals near the water discharge unit 16, and the height of the housing 220 is substantially the same as the water discharge unit 16. Let me.
- the posture in which the user uses the hand drying device 201 is also a posture in which the user leans forward a little, as in the case of using the water discharge unit 16.
- the hand faces diagonally downward toward the wall WL. Therefore, by arranging the air outlet 242 so as to be positioned forward as it goes downward as described above, the air ejected from the air outlet 242 is applied at an angle close to a right angle to the front-back movement of the user's hand. Therefore, it is possible to more effectively remove the water droplets adhering to the user's hand, and it is possible to improve the drying efficiency.
- the outlet 242 is said to extend linearly when viewed from a direction parallel to the left-right direction X2, but the present invention is not limited to this.
- the outlet 242 may extend in a curved shape when viewed from a direction parallel to the left-right direction X2, as long as it is arranged so as to be positioned forward as it goes downward.
- the outlet of the nozzle portion is one slit, but the present invention is not limited to this.
- a plurality of outlets 342 may be provided in parallel as in the nozzle portion 340 provided in the housing 320 of the first modification shown in FIG.
- FIG. 9 is a right side view of the housing 320.
- the nozzle portion 340 is provided with two slit-shaped outlets 342 in parallel in the front-rear direction X1.
- the outlet provided in the nozzle portion is formed in a slit shape, but the present invention is not limited to this.
- the nozzle portion 440 may be configured by the outlets 442 which are a plurality of small holes arranged in a row.
- FIG. 10 is a right side view of the housing 420.
- the outlets 442, which are a plurality of circular holes, are arranged in a row to form the nozzle portion 440.
- a connecting portion is provided between the small holes which are openings, so that the strength of the nozzle portion 440 can be reinforced.
- the shape of the small hole is not limited to a circle and may be a rectangle.
- the nozzle portion 40 is provided with the right-hand nozzle portion 40A and the left-hand nozzle portion 40B separately, but the present invention is not limited to this.
- one nozzle portion 540 in which the right-hand nozzle portion and the left-hand nozzle portion are connected may be provided.
- FIG. 11 is a right side view of the housing 520.
- FIG. 12 is a cross-sectional view taken along the line XII-XII of FIG.
- the outlet 542 of the nozzle portion 540 is a semicircular slit when viewed from a direction parallel to the front-rear direction X1.
- the tip of the housing is provided extending in the front-rear direction X1, but the present invention is not limited to this.
- the tip portion 626 of the housing 620 of the fourth modification shown in FIGS. 13 and 14 it may be provided in a substantially L shape extending in the front-rear direction X1 and bending in the vertical direction X3.
- FIG. 13 is a right side view of the housing 620.
- FIG. 14 is a cross-sectional view taken along the line XIV-XIV of FIG. In the example of FIGS.
- the tip portion 626 of the housing 620 extends in the vertical direction X3 in a cylindrical shape, and the tip portion 627 of the tip portion 626 is formed in a hemispherical shape.
- a nozzle portion 640 is provided on the side 628 of the tip portion 626 of the housing 620.
- the outlet 642 of the nozzle portion 640 is formed in a hemispherical portion of the tip portion 626, and air is ejected from the outlet 642 in a divergent manner.
- the outlet 642 is formed in an elongated slit shape and extends linearly along the vertical direction X3 when viewed from a direction parallel to the horizontal direction X2.
- the hand detecting means 650 is provided in front of the nozzle portion 640 and at a position closer to the front end 626a of the tip portion 626 than the nozzle portion 640.
- the outlet of the nozzle portion is formed on the outer surface of the tip portion of the housing, but the present invention is not limited to this.
- the nozzle portion 740 formed separately from the housing 720 protrudes from the outer surface of the tip portion 726 of the housing 720. It may be provided.
- FIG. 15 is a right side view of the housing 720.
- FIG. 16 is a cross-sectional view taken along the line XVI-XVI of FIG.
- the nozzle portion 740 is provided on the side 728 of the tip portion 726 of the housing 720.
- the outlet 742 of the nozzle portion 740 is formed in an elongated slit shape, and extends linearly along the vertical direction X3 when viewed from a direction parallel to the horizontal direction X2.
- the tip portion 746 constituting the outer opening edge 744 of the outlet 742 in the nozzle portion 740 is provided at a position protruding outward from the outer surface of the tip portion 726 of the housing 720, and is provided from the inside to the outside of the housing 720. It has a convex shape.
- the tip portion 746 is formed in an arc shape that is convex from the inside to the outside of the housing 720 when viewed from a direction parallel to the front-rear direction X1.
- the shape of the tip portion 746 Due to the shape of the tip portion 746, high-pressure air is ejected from the outlet 742 in a fan shape, that is, in a divergent manner.
- the shape of the tip portion 746 when viewed from a direction parallel to the front-rear direction X1 is not limited to an arc, but is a shape or a straight line in which a plurality of curves are combined as long as the shape is convex from the inside to the outside of the housing 720.
- the shape may be a combination of a curve and a curve.
- the tip portion 746 constituting the outer opening edge 744 of the outlet 742 is provided in the nozzle portion 740 at a position protruding outward from the outer surface of the housing 720, the outside of the outlet 742 from the air passage 22. A sufficient length of the nozzle portion 40 up to the opening edge 744 can be secured. As a result, the distance for rectifying the air passing through the inside of the nozzle portion 40 can be made longer, so that the air ejected from the outlet 742 in a fan shape can be rectified more reliably.
- the outer shape of the cross section orthogonal to the front-rear direction X1 in the housing extending in the front-rear direction X1 is circular, but the present invention is not limited to this.
- it may be a polygon, an ellipse, a shape in which a plurality of curves are combined, a shape in which a straight line and a curve are combined, and the like.
- the outer shape of the cross section orthogonal to the front-rear direction X1 may be octagonal.
- FIG. 17 is a right side view of the housing 820.
- FIGS. 17 and 18 are cross-sectional views taken along the line XVIII-XVIII of FIG.
- a nozzle portion 840 is provided on the side 828 of the tip portion 826 of the housing 820.
- the outlet 842 of the nozzle portion 840 is formed in an elongated slit shape, and extends linearly along the vertical direction X3 when viewed from a direction parallel to the horizontal direction X2.
- the tip portion 846 constituting the outer opening edge 844 of the outlet 842 in the nozzle portion 840 has a shape that is convex from the inside to the outside of the housing 820.
- the tip portion 846 is formed in a substantially V shape that is convex from the inside to the outside of the housing 820 when viewed from a direction parallel to the front-rear direction X1. Due to the shape of the tip portion 846, high-pressure air is ejected from the outlet 842 in a divergent manner.
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- Health & Medical Sciences (AREA)
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- Domestic Plumbing Installations (AREA)
Abstract
Description
図1は、実施の形態1における手乾燥装置1の右側面図である。図2は、手乾燥装置1の平面図である。図3は、手乾燥装置1のハウジング20の右側面図である。図4は、図3のIV-IV線に沿った断面図である。図5は、図4のV-V線に沿った断面図である。図1および図2では、手乾燥装置1が洗面台10に設置されている状態を示している。
次に、実施の形態2について、図7を参照して説明する。図7は、本実施の形態における手乾燥装置101のハウジング120の右側面図である。なお、本実施の形態のうち、実施の形態1と同様の部分の説明は省略する。
次に、実施の形態3について、図8を参照して説明する。図8は、本実施の形態における手乾燥装置201のハウジング220の右側面図である。なお、本実施の形態のうち、実施の形態1と同様の部分の説明は省略する。
Claims (16)
- 高圧空気発生源に接続される送風路が内部に形成されたハウジングと、
前記ハウジングの側方に設けられ、前記送風路を流れる空気を末広がり状に噴出するノズル部と、
を備える手乾燥装置。 - 前記ノズル部における前記空気の噴出方向は、水平方向から下向きの範囲内にある請求項1に記載の手乾燥装置。
- 前記水平方向を0°とし、前記水平方向に対して下向きになるにつれて角度が増加するとした場合に、前記噴出方向は、0°以上60°以下の範囲内にある請求項2に記載の手乾燥装置。
- 前記ノズル部には、前記送風路と前記ハウジングの外部とを連通する開口である吹出口が設けられ、
前記ノズル部において前記吹出口の外側開口縁を構成する先端部分は、前記ハウジングの内側から外側に向かって凸となる形状を有する請求項1から請求項3のいずれか1項に記載の手乾燥装置。 - 前記吹出口において最も上方の端部から最も下方の端部までの長さは、ユーザの手の幅よりも小さい請求項4に記載の手乾燥装置。
- 前記吹出口において上方に位置する部分の開口幅は、下方に位置する部分の開口幅よりも大きい請求項4または請求項5に記載の手乾燥装置。
- 前記吹出口は、下方に進むにつれて前方に位置するように配置されている請求項4から請求項6のいずれか1項に記載の手乾燥装置。
- 前記吹出口の前記外側開口縁は、前記ハウジングの外面と同じ面上に設けられている請求項4から請求項7のいずれか1項に記載の手乾燥装置。
- 前記先端部分は、前記ハウジングの外面よりも外側に突出した位置に設けられている請求項4から請求項7のいずれか1項に記載の手乾燥装置。
- 前記ノズル部は、前記ハウジングの先端部に設けられている請求項1から請求項9のいずれか1項に記載の手乾燥装置。
- 前記ノズル部は、右手用ノズル部と左手用ノズル部とを有し、
前記ハウジングには、前記右手用ノズル部と前記左手用ノズル部との間に、前記空気を噴出させないブレス部が設けられている請求項1から請求項10のいずれか1項に記載の手乾燥装置。 - 前記ブレス部は、前記ハウジングにおいて前記右手用ノズル部と前記左手用ノズル部との間の鉛直下側の部分に設けられている請求項11に記載の手乾燥装置。
- 前記ハウジングにおいて前記ノズル部よりも前方に設けられ、手の有無を検知する手検知手段をさらに備える請求項1から請求項12のいずれか1項に記載の手乾燥装置。
- 洗面ボウルを有する洗面台をさらに備え、
前記ハウジングは、前記洗面ボウルの外方から前記洗面ボウルの上方に延びて設けられ、
前記ノズル部は、前記洗面ボウルの上方に配置されている請求項1から請求項13のいずれか1項に記載の手乾燥装置。 - 前記ハウジングは、管状に延びており、
前記ハウジングの延びる方向から見て、前記ノズル部から噴出される前記空気は末広がり状となっている請求項1から請求項14のいずれか1項に記載の手乾燥装置。 - 前記ノズル部は、前記ハウジングの側面上において線状に細長く配置されており、
前記ハウジングの延びる方向と前記ノズル部の長手方向とは交差している請求項15に記載の手乾燥装置。
Priority Applications (7)
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PCT/JP2020/044302 WO2022113292A1 (ja) | 2020-11-27 | 2020-11-27 | 手乾燥装置 |
US18/247,515 US20230371759A1 (en) | 2020-11-27 | 2020-11-27 | Hand dryer |
CN202080107347.XA CN116456878A (zh) | 2020-11-27 | 2020-11-27 | 干手装置 |
EP20963556.4A EP4252604A4 (en) | 2020-11-27 | 2020-11-27 | HAND DRYING DEVICE |
JP2022564955A JP7374346B2 (ja) | 2020-11-27 | 2020-11-27 | 手乾燥装置 |
TW110116530A TW202220603A (zh) | 2020-11-27 | 2021-05-07 | 手乾燥裝置 |
TW111129704A TWI801296B (zh) | 2020-11-27 | 2021-05-07 | 手乾燥裝置 |
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PCT/JP2020/044302 WO2022113292A1 (ja) | 2020-11-27 | 2020-11-27 | 手乾燥装置 |
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US (1) | US20230371759A1 (ja) |
EP (1) | EP4252604A4 (ja) |
JP (1) | JP7374346B2 (ja) |
CN (1) | CN116456878A (ja) |
TW (2) | TWI801296B (ja) |
WO (1) | WO2022113292A1 (ja) |
Citations (2)
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CN205136778U (zh) * | 2015-12-06 | 2016-04-06 | 曹卫国 | 水龙头 |
JP2019176973A (ja) * | 2018-03-30 | 2019-10-17 | コイト電工株式会社 | 手乾燥装置、及び、該手乾燥装置を備えた洗面装置 |
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JP3120165B2 (ja) * | 1992-08-03 | 2000-12-25 | 九州日立マクセル株式会社 | ドライヤ |
JP2005278979A (ja) | 2004-03-30 | 2005-10-13 | Matsushita Electric Ind Co Ltd | 手乾燥装置 |
TWM259569U (en) * | 2004-08-10 | 2005-03-21 | Hokwang Ind Co Ltd | Body-drying apparatus |
KR101132063B1 (ko) * | 2007-07-18 | 2012-04-02 | 미쓰비시덴키 가부시키가이샤 | 손 건조 장치 |
WO2013186509A1 (en) * | 2012-06-14 | 2013-12-19 | Dyson Technology Limited | Arrangement comprising sink and hand dryer |
CN203693460U (zh) * | 2013-12-30 | 2014-07-09 | 浙江莫顿洁具有限公司 | 一种自动干手器 |
-
2020
- 2020-11-27 WO PCT/JP2020/044302 patent/WO2022113292A1/ja active Application Filing
- 2020-11-27 US US18/247,515 patent/US20230371759A1/en active Pending
- 2020-11-27 JP JP2022564955A patent/JP7374346B2/ja active Active
- 2020-11-27 EP EP20963556.4A patent/EP4252604A4/en active Pending
- 2020-11-27 CN CN202080107347.XA patent/CN116456878A/zh active Pending
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CN205136778U (zh) * | 2015-12-06 | 2016-04-06 | 曹卫国 | 水龙头 |
JP2019176973A (ja) * | 2018-03-30 | 2019-10-17 | コイト電工株式会社 | 手乾燥装置、及び、該手乾燥装置を備えた洗面装置 |
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US20230371759A1 (en) | 2023-11-23 |
EP4252604A1 (en) | 2023-10-04 |
JPWO2022113292A1 (ja) | 2022-06-02 |
TWI801296B (zh) | 2023-05-01 |
EP4252604A4 (en) | 2023-12-27 |
TW202243634A (zh) | 2022-11-16 |
TW202220603A (zh) | 2022-06-01 |
CN116456878A (zh) | 2023-07-18 |
JP7374346B2 (ja) | 2023-11-06 |
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