JP2007185221A - Dryer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a dryer capable of being used for a hair drying and a washing stand cleaning and drying other than a hand drying function though the dryer has only the hand drying function conventionally since a nozzle for blowing off warm air is fixed and installed to the upper surface part of a washing stand incorporated with a hand basin. <P>SOLUTION: The dryer comprises: a nozzle part 8 provided with a jetting nozzle hole 7 for jetting air on the upper part of a wash basin 4 for washing and drying hands and provided with a heater unit 18 in the inside; a washing nozzle fixing part 9 for fixing the nozzle part 8 to the upper part of the wash basin 4; a blowing part 13 provided with a fan motor 12 for sending out air to be jetted from the jetting nozzle hole 7; and a blowing duct 14 for communicating between the blowing part 13 and the nozzle part 8. By detaching the nozzle part 8 from the washing nozzle fixing part 9 and moving and using it, the drier capable of hair drying and washing stand cleaning and drying other than hand drying is obtained. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a drying device provided in a washstand that dries wet hands when washing hands in a washroom or a toilet.

  Conventionally, as this type of drying device, a hot air blowing nozzle is installed on the upper surface of a wash basin incorporating a hand-washer, and a hot motor is provided with a hot air blowing nozzle and a fan motor disposed in a space below the wash basin. What connected with the machine with the duct is known (for example, refer patent document 1, patent document 2).

  A specific example will be described with reference to FIG.

As shown in FIG. 14, reference numeral 200 denotes an automatic hand dryer, and a soap solution discharge port 203 and a hot water discharge port 204 are provided on the front surface of the casing 202 on the upper side of the mounting base 201 such as a wash basin. The soap solution is automatically discharged from the discharge port 203 based on the hand detection by the human body detection sensors 205 and 206, and the hot water is discharged from the water discharge port 204. Reference numeral 207 denotes a hand-drying device integrated with a washing surface, which is provided in the automatic hand-drying device 200 and performs hot-air drying, and includes a hot-air outlet 208. The air outlet 208 is provided on the front surface of the casing 202 on the upper side of the mounting base 201 together with the outlet 203, the water outlet 204, etc., and automatically from the air outlet 208 based on the hand detection by the hand detection sensor 209 by the human body detection sensor. Blow warm air and dry wet hands. The hand dryer 207 also has a dryer body 212 provided with a blower 210 and a heater 211 below the mounting base 201, and the air sent out by the blower 210 is heated by the heating action of the heater 211. Then, this is sent to the outlet 208 through the blower pipe 213.
Utility Model Registration No. 2519884 JP 2001-20338 A

  In such a conventional hand-drying device, there is a problem that it has no function other than drying the hand because a nozzle that blows out hot air is fixedly installed on the upper surface of the wash basin in which the hand-washer is incorporated. Functional expansion other than is required.

  In addition, the heater, which is the heat source, is located away from the air outlet, and warm air is blown through the duct, so there is a long standby time in the middle of air blowing, a large heat loss reduces the air outlet temperature, and shortens the drying time. To solve this problem, increasing the capacity of the heater can cover the heat loss during the process, but there is a problem that it is not preferable from the viewpoint of effective use of the energy of the heater. It is required to feel warm air and reduce energy loss.

  The present invention is to solve such a conventional problem, in addition to the hand drying function, it is possible to dry the hair, wash the bathroom sink, etc., and feel the warm air in the hand at the same time as the start of the hand drying, The object is to provide a drying apparatus with little energy loss.

  In order to achieve the above object, the drying device of the present invention has a nozzle part having an ejection nozzle hole for ejecting air at the upper part of a wash basin for washing and drying hands, and a wind ejection person for detecting a person at the nozzle part. A detection sensor and a wash nozzle fixing part for fixing the nozzle part to an upper part of the washbasin; a lower part of the washbasin comprising a blower unit having a fan motor that sends out air ejected from the ejection nozzle hole; A drying device provided with a blower duct that allows the nozzle portion to communicate with the nozzle portion, wherein the nozzle portion is detachable from the wash nozzle fixing portion.

  By this means, it is possible to obtain a drying device that can be hand-dried when the nozzle unit is fixed on the upper part of the washbasin, and that can be used for hair drying other than hand-drying and washbasin cleaning and drying when the nozzle unit is moved and used. .

  Another means is that the blower duct can be housed in a wash basin under the wash basin when the nozzle part is fixed to the wash nozzle fixing part.

  By this means, it is possible to obtain a drying device that can easily fix the nozzle part to the upper surface part of the washstand after the nozzle part is moved and used.

  The other means is such that a heater unit for heating air to warm air is provided in the nozzle portion.

  By this means, heat loss in the air duct can be eliminated, and warm air is felt in the hand simultaneously with the start of hand drying, and a drying device with less energy loss can be obtained.

  Another means is that the heater unit is a PTC heater.

  By this means, a safer drying apparatus that can suppress thermal runaway of the heater section can be obtained.

  Another means is that the nozzle is provided with a driving operation unit capable of turning on and off the driving operation of the drying device.

  By this means, a drying apparatus that can be arbitrarily turned on and off at hand when the nozzle portion is moved and used is obtained.

  Another means is that an air volume operation unit for controlling the rotational speed of the fan motor is provided in the nozzle unit.

  By this means, a drying apparatus is obtained in which the air volume can be arbitrarily adjusted by hand when the nozzle portion is moved and used.

  Another means is that the nozzle section is provided with a hot air operation section for controlling the amount of heat generated by the heater unit.

  By this means, a drying apparatus that can arbitrarily adjust hot air at hand when the nozzle portion is moved and used is obtained.

  Another means is that the nozzle portion is attached to a nozzle wall hanging fastener for fixing the nozzle portion attached to the wall surface, and when the wall hanging fastener is fixed, the continuous operation or the stop can be selected. When fixed to the fixing portion, automatic operation is performed to operate when a person is detected by a wind-squirting person detection sensor.

  By this means, a drying apparatus capable of non-contact automatic operation during hand drying and continuous operation when the nozzle portion is fixed to the wall surface can be obtained.

  In addition, another means is to provide a driving operation unit capable of turning on and off the operation of the drying device on the two surfaces of the outer portion of the nozzle portion with a non-holding switch, and when operating the nozzle portion by hand, It is designed to run only when both of them enter.

  By this means, it is possible to obtain a safer drying apparatus that can prevent erroneous operation due to entering of the operation unit when the nozzle unit is not fixed.

  Another means is that a water detection sensor is provided in the nozzle portion to stop energization of the heater unit and the fan motor when the water detection sensor is detected.

  By this means, a safer drying apparatus that can prevent leakage due to water droplets entering from the ejection nozzle hole can be obtained.

  Another means is that a grounding zone and an earth leakage breaker are provided in the nozzle portion between the ejection nozzle hole and the heater unit.

  By this means, it is possible to obtain a safer drying apparatus that can detect an electric leakage state due to submergence of the nozzle portion and prevent electric shock.

  According to the present invention, a nozzle part having an ejection nozzle hole for ejecting air at the upper part of a wash basin for washing and drying a hand, a wind ejection human detection sensor for detecting a person in the nozzle part, and the nozzle part A basin nozzle fixing part for fixing to the upper part of the basin is provided, and a lower part of the basin is provided with an air blowing part having a fan motor for sending out the air ejected from the ejection nozzle hole, and the air blowing part and the nozzle part are communicated with each other. A drying apparatus provided with an air duct, and the nozzle part being detachable from the washing nozzle fixing part can provide a drying apparatus having an effect of performing hair drying, washing table drying, and the like other than hand drying. .

  In addition, by providing a heater unit in the nozzle that heats the air to warm air, a drying device that has the effect of feeling warm air in the hand simultaneously with the start of hand drying and reducing energy loss Can be provided.

  The drying apparatus according to claim 1 of the present invention includes a nozzle portion having an ejection nozzle hole for ejecting air at an upper portion of a wash basin for washing and drying a hand, and a wind ejection human detection sensor for detecting a person at the nozzle portion. And a basin nozzle fixing part for fixing the nozzle part to the upper part of the basin, and a lower part of the basin, further comprising a blower part having a fan motor that sends out air ejected from the ejection nozzle hole, A drying device provided with an air duct that communicates with the nozzle part, wherein the nozzle part is detachable from the wash nozzle fixing part, and the nozzle part is fixed to the upper part of the wash basin. It can be used as a drying device that can be hand-dried, and it can be used for hair drying other than hand-drying, wash-basin cleaning and drying, etc. by removing the nozzle from the top of the wash-stand. It is having an effect.

  In addition, the air duct is characterized in that when the nozzle part is fixed to the wash nozzle fixing part, it can be stored in a wash basin under the basin, and when the nozzle part is mounted on the wash nozzle part fixing part, the air duct Has a structure in which the nozzle portion can be mounted on the wash nozzle fixing portion at the upper part of the wash basin without the trouble of housing and storing the air duct.

  In addition, a heater unit for heating the air to warm air is provided in the nozzle part. Since the heater unit is arranged in the vicinity of the ejection nozzle, This makes it possible to reduce the discomfort of the initial cold air during hand drying, etc., and further to promote the evaporation of water droplets with warm air from the beginning of operation to shorten the drying time.

  Further, the heater unit is a PTC heater, and even when the air flow is stopped by the heater unit because the air duct and the nozzle part are detached, the temperature of the PTC heater rises to a certain level or more. Since the heater has a difficult characteristic and does not run out of heat, it has the effect of suppressing unsafe conditions such as abnormal heat generation in the nozzle outer shell and thermal deformation in the nozzle portion.

  In addition, the nozzle is equipped with a driving operation unit that can be used to turn on and off the operation of the drying device. It has the effect that it can be operated.

  In addition, the nozzle unit is equipped with an air volume control unit that controls the number of rotations of the fan motor. When the nozzle unit is held by hand to perform hair drying and wash basin cleaning, the nozzle unit at hand is used. The air volume can be adjusted.

  In addition, the nozzle unit is equipped with a warm air operation unit that controls the amount of heat generated by the heater unit. When the nozzle unit is held by hand to perform hair drying, wash-basin cleaning, etc., the nozzle unit at hand It has the effect that warm air can be adjusted.

  Further, the nozzle part is attached to a nozzle wall hanging fastener for fixing the nozzle part attached to the wall surface, and when it is fixed to the wall hanging fastener, continuous operation or stop can be selected, and when fixing to the wash nozzle fixing part Is characterized by automatic operation that is activated when a person is detected by a wind-spouting human detection sensor. When the nozzle is attached to a nozzle wall hanging fastener, the continuous operation / stop can be selected. Is fixed to the washing nozzle fixing part, it has the effect that it can be automatically switched to an automatic driving state that operates when a person is detected by the human detection sensor.

  In addition, a non-holding switch is provided on the two sides of the nozzle section with a non-holding switch that allows the dryer to be turned on and off. In order to prevent the operation unit from being pushed by mistake when the nozzle unit is placed on the upper surface of the washstand, etc. By providing it on the two surfaces of the outer portion of the nozzle portion, it has an effect that it is possible to suppress erroneous pressing.

  In addition, a water detection sensor is provided in the nozzle part, and it is characterized by stopping energization of the heater unit and the fan motor when the water detection sensor is detected.When water droplets enter from the ejection nozzle hole, the heater unit, It has the effect | action that it can stop the electricity supply of a motor unit and can avoid the unsafe from a user's electric shock.

  In addition, the nozzle part is characterized by providing a grounding zone and an earth leakage breaker between the ejection nozzle hole and the heater unit. When water drops enter the ejection nozzle hole or the nozzle part is submerged. In addition, the earth leakage breaker can be reliably operated by the earth band, and the leakage current flowing to the user can be suppressed by allowing most of the earth leakage current to flow through the earth band.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIG. 1 and FIG. 2, a basin having a bowl-shaped hand-washing space 2 at the top of the exterior of a box-shaped wash basin 1 placed on the floor and having a drain outlet 3 for draining water on the bottom. 4, and a wash nozzle fixing part 9 for fixing a nozzle part 8 having a water discharge port 6 and an ejection nozzle hole 7 for jetting air is provided at the back upper part 5 of the wash basin 4. The part 8 is fixed to the back upper part 5 of the washstand 1. A water discharge human detection sensor 10 is disposed in the vicinity of the water discharge port 6, and a wind blowing human detection sensor 11 is disposed on the exterior surface of the nozzle portion 8. On the bottom surface in the wash basin 1, a blower unit 13 having a fan motor 12 that generates high-speed air is provided. A blower duct 14 is connected between the blower unit 13 and the nozzle unit 8 installed in the back upper part 5 of the basin 4. A duct housing weight 15 is attached to the air duct 14.

  FIG. 3 is a side view of the nozzle unit 8 of the drying apparatus. The outer portion of the nozzle portion 8 has a cylindrical air duct connecting portion 16 projecting downward and an ejection nozzle hole 7 for ejecting air, and the inside of the nozzle portion 8 is a nozzle between the air duct connecting portion 16 and the ejection nozzle hole 7. There is an air passage 17, and a heater unit 18 is provided in the nozzle air passage 17 at a right angle to the air flow direction.

  The heater unit 18 uses a PTC heater.

  With the above configuration, when performing hand drying after hand washing, the nozzle unit 8 is used in a state of being fixed to the wash nozzle fixing unit 9. When a hand is put out in front of the water discharge port 6, the water detection human detection sensor 10 detects the water and water is automatically discharged from the water discharge port 6, so that hands and the like can be washed. After that, when the hand is put out in front of the nozzle portion 8, the wind ejection human detection sensor 11 detects it, and high-speed hot air is automatically ejected from the ejection nozzle hole 7 to blow off water droplets adhering to the hand. Dry with warm air. At this time, the water droplets blown off by the high-speed wind are received by the basin 4 and drained to the outside from the drain port 3.

  Moreover, when performing hair drying, as shown in FIG.4 and FIG.5, the nozzle part 8 remove | desorbs from the wash-surface nozzle fixing | fixed part 9, and uses it. The nozzle part 8 is lifted above the washing nozzle fixing part 9, the nozzle part 8 is held by hand, and the nozzle part 8 is brought close to the part to be dried. High-speed hot air blows out, and wet hair is dried with high-speed hot air.

  Further, since the air duct 14 easily enters the wash basin 1 by the duct housing weight 15, the nozzle portion 8 can be easily housed in the wash nozzle fixing portion 9.

  Further, when the nozzle portion is pulled out too much, the duct storage weight 15 hits the upper portion of the wash basin 1 and plays a role as a stopper, so that the air blowing portion 13 connecting the air duct 14 is not burdened. ing.

  The high-speed hot air is heated by the fan motor 12 in the blower unit 13 being blown through the air duct 14 to the nozzle unit 8 and the blown air passing through the heater unit 18 in the nozzle unit 8. The air is ejected from the ejection nozzle hole 7 as high-speed hot air. The heater unit 18 can be a heating element such as a nichrome wire heater, a ceramic heater, or a PTC heater. However, the heater unit is a PTC heater that has a low resistance and a large amount of heat generation at low temperatures and a high resistance and reduces the heat generation amount at high temperatures. 18, even when the air blowing is stopped by the heater unit 18 due to the nozzle part 8 or the air blowing part 13 and the air duct 14 being removed, abnormal heat generation in the outer part of the nozzle part 8, thermal deformation inside the nozzle part 8 Unsafety can be suppressed.

(Embodiment 2)
In the second embodiment, as shown in FIGS. 6 and 7 with respect to the first embodiment, a driving operation portion 19 that can turn on and off the operation of the apparatus is provided in the hand-held portion of the nozzle portion 8, and the hand-held portion of the nozzle portion 8 An air volume operation unit 20 that adjusts the rotation speed of the fan motor 12 and a hot air operation unit 21 that adjusts the heat generation amount of the heater unit 18 are provided on the front side of the nozzle motor. As shown in FIG. A wall operation switching operation unit 23 for selecting continuous operation and stop when the nozzle unit 8 is fixed is provided, and a nozzle indicating that the nozzle unit 8 is fixed to the wash nozzle fixing unit 9 or the nozzle wall hanging fastener 22 The fixing switch 24 is provided on the nozzle part 8 facing the washing nozzle fixing part 9 or the nozzle wall hanging fastener 22.

  As a result, when the nozzle unit 8 is used by hand, the operation unit 19 of the non-holding type switch can be turned on and off and the desired air volume / warm air can be adjusted by the air volume operation unit 20 and the hot air operation unit 21. It can be carried out.

  The nozzle portion 8 is fixed to the nozzle wall hanging fastener 22 and the continuous operation is selected by the wall operation switching operation portion 23 of the holding type switch, so that the hair drying is performed by the high-speed hot air from the ejection nozzle hole 7 of the nozzle portion 8. While receiving the hair, the hair drying assisting operation can be performed with both hands.

  Further, when the nozzle portion 8 is fixed to the washing nozzle fixing portion 9, the nozzle fixing switch 24 is pushed and turned ON. Thus, as shown in FIG. 10, the operation of the device can be determined with the operation operation unit 19, the nozzle fixing switch 24, the wall operation switching operation unit 23, and the wind blowing human detection sensor 11, and the nozzle unit 8 is washed. When fixed to the nozzle fixing unit 9, the device automatically enters a mode in which it is detected by the wind blowing human detection sensor 11, and when the nozzle unit 8 is held by hand, the device operates by turning on and off the operation operating unit 19. When the nozzle unit 8 is fixed to the nozzle wall hanging fastener 22, the mode can be switched to the mode in which the device operates by the continuous operation / stop of the wall operation switching operation unit 23.

  In the case where the driving operation unit 19 is configured by a holding switch, the wall operation switching operation unit 23 can also be used as the driving operation unit 19 and the driving operation unit 19 can be eliminated to simplify the operation. A front view of the nozzle unit 8 when the wall operation switching operation unit 23 also serves as the operation operation unit 19 is shown in FIG. 9, and each operation unit ON / OFF and a device operation list are shown in FIG.

(Embodiment 3)
As shown in FIG. 12, in the third embodiment, as shown in FIG. 12, the driving operation unit 25 that can turn on and off the driving operation of the apparatus is provided on two surfaces of the hand-held portion of the nozzle unit 8 as shown in FIG. One by one.

  As a result, when the nozzle unit 8 used by the driving operation unit 25 is temporarily placed on the upper part of the wash basin 1 or the like, the driving operation unit 25 is accidentally pushed and the nozzle unit 8 is driven by high-speed wind. Although it is assumed that it will be violent, by pressing each of the two operation parts 25 that can be turned on and off with the non-holding switch on the two surfaces of the hand-held part of the nozzle part 8 as described above, Can be suppressed.

(Embodiment 4)
As shown in FIG. 13, in the fourth embodiment, as shown in FIG. 13, a water detection sensor 26 is provided on the lower side between the heater unit 18 in the nozzle portion 8 and the ejection nozzle hole 7. A metal ground band 27 is provided between the heater unit 18 in the nozzle section 8 and the ejection nozzle hole 7, and the ground band 27 electrically connects the earth leakage breaker 28 provided on the power supply side of the nozzle section 8 to the ground side. It is a thing.

  Thereby, when a water droplet enters from the ejection nozzle hole 7 and is detected by the water detection sensor 26, it is possible to stop energization to the heater unit 18 and the fan motor 12 of the device so as not to cause an electric leakage or an electric shock.

  In addition, if a large amount of water intrudes from the ejection nozzle hole 7 by attaching the nozzle unit 8 used by hand to the wash basin 4 where water has accumulated, the charging unit such as the heater unit 18 and the ground belt 27 are energized by the water. Then, the earth leakage breaker 28 operates and shuts off the power supply of the device.

  The drying apparatus according to the present invention can be applied to a drying apparatus provided in a communal bath, a barber shop, a pet shop for washing pets, and the like by a structure in which a nozzle for blowing warm air is provided on the upper surface of the washstand.

Side structure diagram of a drying apparatus that houses the nozzle portion according to the first embodiment of the present invention. Front view of the drying device that houses the nozzle Side view of the nozzle Side view of the drying device with the nozzle raised Front view of the drying device with the nozzle raised The front view of the nozzle part of Embodiment 2 of this invention Side view of the nozzle Side view of a drying device with the nozzle part fixed to the wall Front view of the nozzle The figure which shows the operation list of each operation section ON / OFF and the drying device The figure which shows the operation | movement list in the different form of each said operation part ON / OFF and drying apparatus. The front view of the nozzle part of Embodiment 3 of this invention Side surface block diagram of nozzle part of embodiment 4 of the present invention Front view of conventional dryer

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Wash stand 4 Wash basin 7 Ejection nozzle hole 8 Nozzle part 9 Wash nozzle fixed part 11 Air blowing human detection sensor 12 Fan motor 13 Blower part 14 Blower duct 18 Heater unit 19 Operation operation part 20 Air volume operation part 21 Hot air operation part 22 Nozzle wall hanging fastener 25 Operation control part 26 Water detection sensor 27 Ground belt 28 Earth leakage breaker

Claims (11)

At the top of the wash basin for washing and drying hands, a nozzle part having a jet nozzle hole for jetting air, a wind detection human detection sensor for detecting a person at the nozzle part, and fixing the nozzle part to the top of the wash basin Drying provided with a washing nozzle fixing part, provided with a blower part having a fan motor for sending out the air ejected from the ejection nozzle hole at the lower part of the washbasin, and provided with a blower duct for communicating the blower part with the nozzle part It is an apparatus, Comprising: The said nozzle part was detachable from the said wash-surface nozzle fixed part, The drying apparatus characterized by the above-mentioned. 2. The drying apparatus according to claim 1, wherein the blower duct can be housed in a wash basin under the wash basin when the nozzle part is fixed to the wash nozzle fixing part. The drying apparatus according to claim 1, wherein a heater unit for heating air to warm air is provided in the nozzle portion. The drying apparatus according to claim 3, wherein the heater unit is a PTC heater. The drying device according to any one of claims 1 to 3, wherein a driving operation unit capable of turning on and off the operation of the drying device is provided in the nozzle unit. The drying apparatus according to any one of claims 1 to 3, wherein an air volume operation unit for controlling a rotation speed of the fan motor is provided in the nozzle unit. The drying apparatus according to claim 3 or 4, wherein a hot air operation section for controlling a heat generation amount of the heater unit is provided in the nozzle section. The nozzle part is attached to a nozzle wall hanging fastener for fixing the nozzle part attached to the wall surface. When fixed to the wall hanging fastener, continuous operation or stop can be selected. The drying apparatus according to any one of claims 1 to 7, wherein the drying apparatus operates automatically when a person is detected by the ejection person detection sensor. A driving operation unit that can turn on and off the operation of the drying device is provided on the two surfaces of the outer portion of the nozzle portion with a non-holding switch, and when the nozzle portion is operated by hand, the driving operation portion of the two surfaces comes together and operates only when The drying apparatus according to any one of claims 1 to 8. The drying apparatus according to any one of claims 3 to 9, wherein a water detection sensor is provided in the nozzle portion, and energization to the heater unit and the fan motor is stopped when the water detection sensor is detected. The drying device according to any one of claims 3 to 10, wherein a grounding zone and an earth leakage breaker are provided in the nozzle portion between the ejection nozzle hole and the heater unit.

Images