JP4289298B2 - Hand dryer - Google Patents

Description

  The present invention relates to a hand dryer.

  Recently, hand dryers for drying hands in a short time after hand washing are installed in toilets and washrooms used by the public.

  In the hand dryer, the insertion of a hand into the hand-drying chamber formed in a concave shape is detected and air blowing into the hand-drying chamber is started. It is possible to dry without wiping with a towel etc.

  Such a hand dryer incorporates electric components such as a detection mechanism for detecting insertion of a hand into the hand drying chamber, a fan motor for blowing air, or a warm air heater for heating the blown air. Yes.

  Further, a power switch for switching on / off of power supply to the hand dryer is provided, and further setting switches such as a switch for adjusting the air flow rate of the fan motor and a switch for switching on / off of the hot air heater are provided.

  These switches are set according to the preference of the installer of the hand dryer in the following cases.

  In other words, the fan motor switch is used to reduce the air flow of the fan motor in order to suppress the operation noise generated by the operation of the hand dryer, or to shorten the usage time of the hand dryer and reduce the amount of air used in the toilet washroom space. This switch is used to increase the air flow of the fan motor in order to improve the user's flow and to ensure the drying performance. The switch for the hot air heater is used in the hot air heater to save power consumption in summer. This is used when it is necessary to turn off the power to the heater, when the hot air heater is energized in consideration of the user's comfort in winter, or when it is desired not to operate the hand dryer for some reason. is there.

  Some of these switches are provided on the top of the hand dryer or in the side of the hand dryer in consideration of operability (see, for example, Patent Document 1).

Moreover, there exist some which are arrange | positioned on the back side of a hand-drying apparatus in order to suppress that it is operated by the user of a hand-drying apparatus arbitrarily, and to make it an inconspicuous position (for example, refer patent document 2).
JP 2002-34846 A JP 2001-327433 A

  When switches are provided on the top of the hand dryer or on the side as in Patent Document 1, these switches are easily operated by the user of the hand dryer, and the operating state does not match the intention of the installer. There was a problem that it was switched without permission. Furthermore, depending on the switches exposed to the outside, there has been a problem that the aesthetic appearance of the hand dryer is impaired.

  In addition, the hand drying chamber of the hand drying device may have dust around it and dirt during hand drying. When cleaning the hand drying chamber, turn off the power switch to blow air during cleaning. Since the cleaning is not performed, the cleaning work can be easily performed because the cloth is not covered with wind or the wind is not blown to the cleaner. However, when switches are provided on the back surface of the hand dryer as in Patent Document 2, there are many cases where there are few gaps with the wall surface in order to refrain from the protrusion of the device, which makes it difficult to operate the switches during cleaning. there were.

  An object of the present invention is to provide a hand drying device that is less likely to be operated by a user of the hand dryer, is easier to operate by a cleaner of the hand dryer, and is excellent in appearance. It is in.

  The hand drying device of the present invention is a hand drying device having a hand drying chamber that promotes drying of wet hands by blowing water by blowing air, and sets a power switch and / or an operation mode for switching power on and off The concealing means comprising: at least one setting switch configured to conceal, the concealing means for concealing the power switch and / or the setting switch, and a water collection path for guiding the water collected in the hand drying chamber to drain. Is configured to integrally form at least a part of the water collecting path and to move the concealing means to expose the power switch and / or the setting switch.

Furthermore, the following points are also characteristic. That is,
(1) The concealing means is a water guide cover that covers at least a part of the water collecting path.
(2) The concealing means is a water receiving container provided at the end of the water collecting path.
(3) The power switch and / or the setting switch and the water receiving container are disposed at the bottom of the main body of the hand dryer, and the power switch and / or the setting switch includes the water receiving container. It was arranged on the exposed surface of the main body of the hand dryer that is exposed by being removed.
(4) At the bottom of the main body of the hand dryer, an air intake part for sucking the air for blowing is projected downward, and the power switch and / or the setting switch are adjacent to the air intake part. That was placed.
(5) The water receiving container is a tray having a left side wall and a right side wall facing the left side portion and the right side portion of the suction portion, and having a water storage space that is substantially U-shaped in plan view. Configured.
(6) The power switch and / or the setting switch is disposed in the apparatus main body via a switch holding case that allows the power switch and / or the setting switch to be mounted.

  According to the invention of claim 1, the concealing means integrally forms at least a part of the water collecting path, and is configured to move the concealing means to expose the power switch and / or the setting switch. Since it is possible to make the switch invisible to the user of the hand dryer, it is possible to reliably prevent the user from operating the switch arbitrarily. Further, since the concealing means is integrally formed with at least a part of the water collecting path, the concealing means must be moved when cleaning the water collecting path that is particularly easily contaminated leading from the hand drying chamber to the drainage. Since the switch is exposed by movement, the operability and safety of the switch during cleaning can be improved.

  According to the invention described in claim 2, in the hand dryer according to claim 1, the switch can be exposed very easily because the water guide cover covering at least a part of the water collecting path is used as the concealing means. .

  According to the invention described in claim 3, in the hand dryer according to claim 1, the switch can be exposed very easily by using the water receiving container provided at the end of the water collecting path as the concealing means. At the same time, the water collected in the water receiving container during the switch operation can be discarded, the frequency of drainage of the water receiving container can be improved, and the water receiving container can be easily maintained in a clean state.

  According to a fourth aspect of the present invention, in the hand drying device according to the third aspect, the power switch and / or the setting switch and the water receiving container are disposed on the bottom of the main body of the hand drying device, and the water receiving container is removed. By disposing the power switch and / or the setting switch on the exposed surface of the main body of the hand dryer that is exposed, the switch of the hand dryer can be surely concealed, and the user can reliably prevent the switch operation.

  According to a fifth aspect of the present invention, in the hand dryer according to any one of the first to fourth aspects, the air intake portion for sucking air for blowing is projected downward toward the bottom of the main body of the hand dryer. By installing the power switch and / or the setting switch adjacent to the intake portion, the shape of the water receiving container that conceals the switch can be made relatively simple, and the water receiving container can be easily manufactured. .

  According to the invention of claim 6, in the hand dryer according to claim 5, the water receiving container includes a left side wall and a right side wall facing the left side part of the air intake part and the right side part of the air intake part. By providing and comprising a tray having a substantially U-shaped water storage space in a plan view, it is possible to reliably conceal the switch of the hand dryer and to prevent the user from performing arbitrary switch operation.

  According to the seventh aspect of the present invention, in the hand dryer according to any one of the first to sixth aspects, the power source is supplied to the apparatus main body via the switch holding case in which the power switch and / or the setting switch can be mounted. By arranging the switch and / or the setting switch, it is possible to easily perform the work of arranging the switch.

  As shown in the exploded view of FIG. 1, the hand-drying device of the present embodiment incorporates a first fan motor 11 for blowing air, a second fan motor 12 and a control unit (not shown), and has a vertically elongated outer shape. A substantially rectangular housing 10, a left cover 20 that can be detachably attached to the left side of the housing 10, a right cover 30 that can be detachably attached to the right side of the housing 10, and the bottom of the housing 10 And a tray-like water receiving container 50 having an upper opening that can be detachably attached to the bottom of the housing 10.

  The housing 10 includes a case body 14 having a front opening and a plate-like front cover 15 that closes the front opening of the case body 14, and the housing 10 portion is a main body of the apparatus.

  A housing portion for housing the first fan motor 11 and the second fan motor 12 is provided on the lower side of the case body 14, and air sent by the first fan motor 11 is placed on the upper front side of the case body 14. The palm-side air blower 16 made of the first blower to be fed is projected upward, and the air fed by the second fan motor 12 is fed to the upper back side of the case body 14. A concave hand-drying chamber that protrudes upward from the upper air blower 17 made of a second air blower and opens upward between the palm air blower 16 and the upper air blower 17. 18 is formed.

  The palm-side air blower 16 and the instep air blower 17 are each formed of a housing body, and a first air supply passage 16a for supplying air sent by the first fan motor 11 and the second fan motor 12 to the inside thereof. And a second air supply path 17a.

  Further, a plurality of blowing nozzles N are arranged in a line in the left-right direction on the side of the hand drying chamber 18 in the upper part of the palm-side air blower 16 and the upper air blower 17, and the first air supply passage 16a and the The air supplied through the two air supply passages 17a is blown out to the hand drying chamber 18.

  The palm side air blower 16 and the back side air blower 17 have width dimensions that are slightly larger than the maximum width dimension in the state where the left and right palms of an average adult male are arranged side by side, and face each other The left and right palms can be inserted side by side into the hand drying chamber 18 between the palm-side air blowing unit 16 and the instep air-side air blowing unit 17.

  When the user of the hand dryer A inserts the left and right hands wetted in water side by side into the hand drying chamber 18, the air is blown from the palm side blower 16 toward the left and right palms, and the back side Air is blown from the blower unit 17 toward the back of the hand to scatter water adhering to the hand and promote drying of the hand. In FIG. 1, reference numeral 19 denotes one of sensors provided for detecting insertion of a hand into the hand drying chamber 18.

  The hand drying chamber 18 forming a concave space that is substantially U-shaped when viewed from the side has a raised central portion in the left-right direction on the bottom surface, and a downward slope is provided from the central portion in the left-right direction. The water splashed and dripped from the water is guided to the left and right sides of the housing 10, respectively.

  Furthermore, the right and left side surfaces of the case body 14 constituting the left and right side surfaces of the housing 10 are respectively provided with water guide grooves M extending in the vertical direction, and the water guided to the left and right sides of the hand drying chamber 18 is supplied to the right and left side walls, respectively. It flows down through M and is led to a water receiving container 50 provided at the bottom of the housing 10.

  The left cover 20 and the right cover 30 are water guide covers that close the left and right sides of the hand drying chamber 18 in an open state and close the water guide groove M, respectively. The left cover 20 and the right cover 30 are each provided with an exhaust port P at a predetermined position, and the air sent from each blow nozzle N into the hand drying chamber 18 is smoothly discharged from the exhaust port P to blow out the air. High-speed air can always be ejected from the nozzle N toward the hand drying chamber 18. A plurality of slats Q are provided at the exhaust port P to prevent water from scattering from the exhaust port P toward the outside.

  The filter unit 40 includes a filter folder 41 and a filter 42, and the air sucked from the suction port 13 when the filter 42 is mounted on the filter folder 41 and installed at the suction port 13 portion at the bottom of the housing 10 Filtering.

  In this hand dryer A, the water scattered in the hand dryer 18 as described above is guided to the water guide groove M provided on the left and right sides of the housing 10, and this water guide groove M and the left cover that closes the water guide groove M are provided. 20 and the right side cover 30 are configured to send water downward and collect water in a water receiving container 50 at the end of the flow path. The left side cover 20 and the right side cover 30 and the water receiving container 50 are constituent members constituting a flow collecting channel.

  Moreover, the left cover 20, the right cover 30, and the water receiving container 50 are all detachable from the housing 10.

  Furthermore, in the hand drying apparatus A of the present embodiment, as shown in FIG. 2, the suction port 13 to which the filter unit 40 is attached is provided in the substantially central portion on the back side of the bottom of the housing 10 to form the intake unit 60. A switch holding case 70 having a substantially rectangular tube shape is attached to the bottom of the housing 10 so as to be adjacent to the left side of the intake portion 60. On the left side portion of the switch holding case 70, a power switch S1, an air volume mode changeover switch S2, and Setting switches such as a heating / cooling mode changeover switch S3 are provided.

  The power switch S1 is a switch for switching on / off of the main power supply of the hand dryer A.

  The air volume mode changeover switch S2 selects a large air volume mode in which the air volume sent from the blowing nozzle N is increased by switching the operating quantities of the first fan motor 11 and the second fan motor 12, and the air volume sent from the blowing nozzle N. It is a switch for switching the small air volume mode to be smaller than that in the large air volume mode.

  The hot / cold mode changeover switch S3 is a hot air mode in which the air sent from the first fan motor 11 and the second fan motor 12 is heated to send hot air by switching on / off of an electric heater (not shown). And a switch for switching between a cold air mode in which unheated air can be sent out by not operating the electric heater.

  The switch holding case 70 is a bottomed case body that is open at the top, and each switch member to be the switches S1, S2, S3 can be mounted on the side wall. Each switch member is waterproofed by being covered with a waterproof member (not shown).

  At the mounting position of the switch holding case 70 at the bottom of the housing 10, a fitting wall 61 for fitting the upper end edge of the switch holding case 70 is protruded downward. After being fitted into the fitting wall 61, it is fixedly attached to the bottom of the housing 10 via a fixing screw 62 as shown in FIG.

  The fitting wall 61 has a substantially rectangular annular shape so as to surround the upper end edge of the switch holding case 70, and the bottom surface portion of the case body 14 inside the substantially rectangular annular fitting wall 61 has a shape as shown in FIG. Further, a wiring insertion hole 64 through which the switch electrical wiring 63 is inserted from the housing 10 to the switch holding case 70 is provided.

  In particular, the wiring insertion hole 64 is arranged so that the connection portion between each switch S1, S2, S3 mounted on the switch holding case 70 and the switch electrical wiring 63 is not located within the vertically downward projection range. Yes. Therefore, if water leaks from the housing 10 to the switch holding case 70, the water that has entered the switch holding case 70 from the wiring insertion hole 64 is transferred to each switch S1, S2, S3, and each switch S1, S2, S3. It is possible to prevent adhesion to the connection portion with the switch electrical wiring 63.

  Further, a cylindrical barrier 65 surrounding the wiring insertion hole 64 is provided around the wiring insertion hole 64 to prevent water leakage from the housing 10 to the switch holding case 70.

  If water leaks from the housing 10 to the switch holding case 70, as shown in FIG. 3, the switch electrical wiring 63 in the switch holding case 70 is bent downward in a substantially U shape. By connecting to each switch S1, S2, S3 later, water can be prevented from reaching each switch S1, S2, S3 via the switch electrical wiring 63, and the water that has entered the switch holding case 70 The water can be discharged from a drain hole 71 provided at the bottom of the switch holding case 70.

  By arranging the switches S1, S2, and S3 using the switch holding case 70 in this way, the arrangement work of the switches S1, S2, and S3 can be performed very easily, and electrical safety can be achieved. Can be improved.

  In the present embodiment, the water receiving container 50 attached to the bottom of the housing 10 receives water flowing down through the water guiding grooves M provided on the left and right side surfaces of the case body 14, as shown in FIGS. A left extension 51 and a right extension 52 extending in the front-rear direction are provided on the left and right sides of the water, respectively, to form a water storage space that is substantially U-shaped in plan view.

  Further, a gripping concave portion 53 bulging in a horizontally elongated substantially rectangular shape is provided at the substantially central portion of the bottom surface of the water receiving container 50, and the left side of the gripping concave portion 53 is directed upward. A left side locking body 54 formed to bulge into a substantially rectangular shape and a right side locking body 55 formed to bulge upward into a substantially rectangular shape on the right side of the holding recess 53. Is provided.

  Moreover, the left-side locking body 54 and the right-side locking body 55 are each provided with a plate-like locking piece k arranged substantially horizontally at the upper end portion by providing a notch groove h in a substantially horizontal direction. .

  As shown in FIG. 2, the locking piece k is engaged with the left side support piece 68 and the right side support piece 69 at the left and right side end portions of the reverse gull-wing type locking tool 67 provided at a predetermined position on the bottom of the housing 10. It is configured to do. The notch grooves h also serve as insertion openings for the left support piece 68 and the right support piece 69, respectively.

  Further, the locking piece k is provided with a step-like climbing slope toward the insertion side of the left support piece 68 and the right support piece 69, and the notch groove h is widened toward the insertion port side. The left support piece 68 and the right support piece 69 are easily introduced into the notch groove h.

  In addition, the left-side locking body 54 and the right-side locking body 55 are provided with a notch groove h in the left-side locking body 54 and the right-side locking body 55, respectively, so that the left-side locking body 54 and the right-side locking body 55 are An overflow pipe can be used, and the water receiving container 50 can be prevented from becoming full or more, and the water receiving container 50 can be prevented from dropping off from the bottom of the housing 10 due to the weight of water.

  As shown in FIG. 4, a rear side engagement piece 57 is provided on the side wall 56 erected on the rear side portion of the water receiving container 50 so as to project substantially horizontally toward the rear side.

  As shown in FIG. 2, the back side engagement piece 57 engages with a horizontal support surface 41 a provided on the filter folder 41 of the filter unit 40 positioned on the back side of the water receiving container 50, so that the filter unit 40 Thus, the rear side of the water receiving container 50 is supported.

  Below, the principal part of this invention is explained in full detail.

  In the present invention, as shown in FIG. 5, a water receiving container 50 constituting a water collecting flow path is attached to a housing 10 constituting an apparatus main body, whereby a power switch S1, an air volume mode is used in the water receiving container 50. The switches such as the changeover switch S2 and the heating / cooling mode changeover switch S3 are covered and concealed.

  Therefore, it is possible to make it difficult for the user of the hand dryer A to find the switches, and it is possible to reliably prevent the switch operation by the user of the hand dryer A.

  In particular, in order to conceal the switches, a water collecting flow path is configured like the water receiving container 50, and the flow path is cleaned when the hand dryer A is cleaned. By concealing the switches with a member that is removed from the housing 10, the cleaning operator can easily expose the switches by removing the member covering the switches from the housing 10 when cleaning the hand dryer A. The switch can be operated, and the cleaning operator can safely perform the cleaning operation by switching the power switch S1 to the OFF state.

  Moreover, when the switches are concealed by the water receiving container 50 as in the present embodiment, the water receiving container is not only for cleaning the hand dryer A but also for operating the power switch S1. By removing 50, the water collected in the water receiving container 50 during the operation of the power switch S1 can be discarded. For example, when the hand dryer A is not used for a long time, the water remaining in the water receiving container can be removed. Since it can be thrown away together, the water receiving container can be made difficult to get dirty, and a clean state can be easily maintained.

  Furthermore, when the switches are provided at the bottom of the housing 10, the switches can be reliably hidden easily. At this time, the switch may be concealed directly by providing an appropriate cover member facing the switch, or the switch may be concealed by providing a shielding wall so as to surround the switch, A water receiving container 50 may be attached and concealed at the bottom of the housing 10 provided with switches.

  Further, as in this embodiment, the water receiving container 50 is detachable from the bottom of the housing 10, and switches are disposed on the exposed surface portion of the housing 10 that is exposed when the water receiving container 50 is removed from the bottom of the housing 10. In such a case, not only can the switches be concealed by the water receiving container 50 to prevent the manual operation of the switch by the user of the hand dryer, but the size of the water receiving container 50 can be adjusted as necessary. The size can be set appropriately, and the degree of freedom in designing the water receiving container 50 can be increased.

  When the switches are provided at the bottom of the housing 10, an air intake portion 60 is provided so as to protrude downward from the bottom of the housing 10, and the air intake portion 60 is adjacent to the air intake portion 60 via a switch holding case or the like. By providing the switches, the switches can be configured to be easily concealed, and the switches can be provided at a position where the switches are easy to operate. Therefore, the operability of the switches can be ensured. Therefore, when cleaning the hand dryer A, the cleaning operator can operate the switches very easily.

  In particular, when the air intake unit 60 is provided on the back side portion of the bottom portion of the housing 10 and switches are arranged on the front side portion of the air intake unit 60 via a switch holding case or the like, when the hand dryer A is cleaned. The cleaning operator can easily operate the switches.

  As described above, when the switches are arranged in the front portion of the intake portion 60, the side wall 56 facing the front portion of the intake portion 60 provided with the switches in the water receiving container 50 is provided as an opposing wall. Thus, the switches of the hand dryer can be reliably concealed, and arbitrary switch operation by the user can be reliably prevented.

  In this case, the water receiving container 50 does not necessarily have a U-shaped water storage space in a plan view as shown in FIG. 4. For example, the water receiving container 50 has a T shape in a plan view or an L shape. Or an appropriate shape having a side wall 56.

  Also, as in the present embodiment, when the air intake portion 60 is provided in the central portion on the back side of the bottom portion of the housing 10 and the switches are disposed on the left side of the air intake portion 60 via the switch holding case 70, the switches Can be surely concealed and the user can be surely prevented from operating the switch arbitrarily, and when the water receiving container 50 is removed from the housing 10 to clean the hand dryer A, the cleaning operator can The ease of visual recognition makes it possible to improve the operability of the switches.

  In this embodiment, the switch holding case 70 is arranged on the left side of the intake part 60. However, the switch holding case 70 may be arranged on the right side of the intake part 60, or each switch For example, a power switch S1 is provided in one switch holding case 70, and an air volume mode change switch S2 and a heating / cooling mode change switch S3 are provided in the other switch holding case 70. Good.

  As shown in FIG. 4, the water receiving container 50 is provided with a left extension 51 that opposes the left portion of the intake portion 60, and the wall of the inner portion of the left extension 51 is used as the left opposing wall 51a. As shown in FIG. 1, the switches disposed in the left side portion of the intake portion 60 can be concealed, and further, the water receiving container 50 is provided with a right side extension portion 52 opposite to the right side portion of the intake portion 60. It is possible to conceal when switches are arranged on the right side portion of the intake section 60 with the wall portion of the inner portion as the right side facing wall 52a.

  As described above, the water receiving container 50 is provided with at least the left-side facing wall 51a and the right-side facing wall 52a facing the left side portion and the right side portion of the suction portion 60, thereby reliably hiding the switches of the hand dryer. Thus, it is possible to reliably prevent the user from operating the switch arbitrarily.

  As described above, when the switches are provided at the bottom of the housing 10, the switches are arranged around the intake portion 60 provided so as to protrude downward from the bottom of the housing 10, and the switches are connected to the water receiving container 50. When configured to be concealed, the filter 42 of the filter unit 40 in the intake unit 60 can also be concealed by the water receiving container 50, and the appearance of the hand dryer A can be improved.

  As another embodiment, like the hand dryer A ′ shown in FIG. 6, the power switch S1 ′, the air volume mode switching switch S2 ′ and the heating / cooling mode switching switch S3 ′, which are setting switches, are attached to the right cover 30. It may be provided on the right side surface of the case body 14. In FIG. 6, the same reference numerals as those of the hand dryer A in FIG. 1 are the same as those in the hand dryer A in FIG.

  By providing each switch S1 ′, S2 ′, S3 ′ on the exposed surface of the case body 14 that is exposed by removing the right side cover 30 in this manner, the right side cover 30 is attached to the case body 14 to thereby provide a hand dryer. When A is used, each of the switches S1 ′, S2 ′, S3 ′ can be reliably concealed by the right cover 30.

  Moreover, each switch S1 ′, S2 ′, S3 ′ can be exposed very easily by removing the right side cover 30, which is a water guide cover that is detachable from the case body 14, from the case body 14. When cleaning the device A ′, each of the switches S1 ′, S2 ′, S3 ′ can be exposed as the cleaning operator removes the right cover 30 from the case body 14 for cleaning the flow path. A person can safely perform the cleaning operation by switching the power switch S1 ′ to the OFF state.

  In particular, when each switch S1 ′, S2 ′, S3 ′ is provided on the side surface of the case body 14, each switch S1 ′, S2 ′, S3 ′ can be disposed at a relatively high position, and the cleaning operator However, each switch S1 ′, S2 ′, S3 ′ can be operated very easily.

  In the embodiment described above, the hand drying device A, A ′ has the palm side air blowing unit 16 and the back side air blowing unit 17, but the hand drying device includes a hand drying chamber for blowing air to the inserted hand and Any hand drying device may be used as long as it has appropriate switches and can promote the scattering of water by air blowing and the drying of hands.

It is an exploded view of the hand dryer according to the present invention. It is explanatory drawing of the base | substrate base part of the hand-drying apparatus which concerns on this invention. It is explanatory drawing of a switch holding case. It is explanatory drawing of a water receiving container. It is explanatory drawing of the base | substrate base part of the hand-drying apparatus which concerns on this invention. It is explanatory drawing of the hand-drying apparatus of other embodiment.

Explanation of symbols

A, A 'Hand dryer
10 Housing
14 Case body
15 Front cover
20 Left cover
30 Right side cover
40 Filter section
41a Horizontal support surface
50 water container
51 Left extension
51a Left side facing wall
52 Right extension
52a Right side facing wall
53 Recess for gripping
54 Left side lock
55 Right side lock
56 Side wall
57 Rear engagement piece
60 Air intake
61 Mating wall
62 Fixing screw
63 Electrical wiring for switch
64 Wiring insertion hole
70 Switch holding case
S1 power switch
S2 Air volume mode switch
S3 Heat / cool mode switch

Claims (7)

A hand drying device having a hand drying chamber that promotes drying of wet hands by scattering water by blowing air,
A power switch for switching power on and off and / or at least one setting switch for setting an operation mode, concealing means for concealing the power switch and / or the setting switch, and water collected in the hand drying chamber With a water collection channel leading to drain,
The concealing unit integrally forms at least a part of the water collecting path, and is configured to move the concealing unit to expose the power switch and / or the setting switch. .   The hand dryer according to claim 1, wherein the concealing means is a water guide cover that covers at least a part of the water collecting path.   The hand-drying device according to claim 1, wherein the concealing means is a water receiving container provided at an end of the water collecting path.   The power switch and / or the setting switch and the water receiving container are disposed on the bottom of the main body of the hand dryer, and the power switch and / or the setting switch is removed by removing the water receiving container. The hand dryer according to claim 3, wherein the hand dryer is disposed on an exposed surface of the exposed hand dryer main body.   On the bottom of the main body of the hand-drying device, an air intake portion for sucking the air for blowing is protruded downward, and the power switch and / or the setting switch is disposed adjacent to the air intake portion. The hand-drying apparatus according to any one of claims 1 to 4.   The water receiving container has a left side wall and a right side wall facing the left side part and the right side part of the air intake part, and is configured by a tray having a substantially U-shaped water storage space in plan view. The hand dryer according to claim 5.   The said power switch and / or said setting switch are arrange | positioned in the said apparatus main body through the switch holding | maintenance case which can mount | wear with the said power switch and / or the said setting switch. The hand dryer according to item 1.

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