Air conditioner

Abstract

An air conditioner includes a cooling unit and a water supply device configured to supply water to a surface of the cooling unit. The water supply device is movable between a first position in which the water supply device faces the surface in a perpendicular direction orthogonal to the surface of the cooling unit, and a second position in which the water supply device is located away from the surface of the cooling unit in a plane direction orthogonal to the perpendicular direction.

What is claimed is: 
     
         1 . An air conditioner, comprising:
 a cooling unit; and   a water supply device configured to supply water to a surface of the cooling unit,   wherein the water supply device is movable between a first position in which the water supply device faces the surface in a perpendicular direction orthogonal to the surface of the cooling unit, and a second position in which the water supply device is located away from the surface of the cooling unit in a plane direction orthogonal to the perpendicular direction.   
     
     
         2 . The air conditioner according to  claim 1 , further comprising a housing accommodating the cooling unit, wherein
 the housing includes a door that is openable and closable, and   the water supply device is fixed to the door and is movable between the first position and the second position in conjunction with opening or closing of the door.   
     
     
         3 . The air conditioner according to  claim 2 , wherein
 the housing includes a first side wall supporting the door,   the water supply device is connected to a supply water channel,   the supply water channel includes a first supply water channel located along the first side wall, a second supply water channel fixed to the door and connected to the water supply device, and a connecting supply water channel connecting the first supply water channel and the second supply water channel, and   the connecting supply water channel is flexible.   
     
     
         4 . The air conditioner according to  claim 3 , wherein
 the housing includes a second side wall facing the first side wall, a third side wall connecting the first side wall and the second side wall, and a fourth side wall connecting the first side wall and the second side wall and facing the third side wall,   the first supply water channel and the connecting supply water channel are connected by a first connector that is located closer to the third side wall than to the fourth side wall, and   the second supply water channel and the connecting supply water channel are connected by a second connector that is located closer to the fourth side wall than to the third side wall.   
     
     
         5 . The air conditioner according to  claim 3 , wherein the cooling unit includes a heat exchanger that includes a supply air channel and an exhaust air channel, and an evaporative filter that communicates with the supply air channel,
 the water supply device includes a heat exchanger water supply device configured to supply water to the exhaust air channel of the heat exchanger, and an evaporative filter water supply device configured to supply water to the evaporative filter,   the supply water channel includes a water supply device connection channel that connects the heat exchanger water supply device and the evaporative filter water supply device, and   the heat exchanger water supply device is connected to the second supply water channel.   
     
     
         6 . The air conditioner according to  claim 5 , further comprising a heat exchanger case having a handle, the heat exchanger case accommodating the heat exchanger, wherein
 the door has an accommodation portion in which the handle is to be accommodated when the door is closed.   
     
     
         7 . The air conditioner according to  claim 6 , wherein
 the housing includes a second side wall facing the first side wall, and   the connecting supply water channel is located offset relative to the handle in a second horizontal direction that is orthogonal to a vertical direction and is directed from the first wall toward the second wall.   
     
     
         8 . The air conditioner according to  claim 1 , further comprising a housing accommodating the cooling unit, wherein
 the housing includes a door that is openable and closable, and a support portion that supports the door and a first side wall of the housing,   the water supply device is fixed to the door and movable between the first position and the second position in conjunction with opening or closing of the door, and   the door includes a water receiver located between the water supply device and the support portion.   
     
     
         9 . The air conditioner according to  claim 8 , further comprising a heat exchanger case, wherein
 the cooling unit includes a heat exchanger,   the heat exchanger case accommodates the heat exchanger, and is attachable to and detachable from the housing in a state of accommodating the heat exchanger,   the heat exchanger case has an inner surface with an inclined surface that is inclined from an upper end of the inner surface toward a bottom wall of the heat exchanger case,   the water receiver includes a heat exchanger water receiver located at a position overlapping the heat exchanger case in a first horizontal direction that is perpendicular to the vertical direction and parallel to the first side wall, and   the inclined surface has a length longer than a length of the water receiver in the first horizontal direction.   
     
     
         10 . The air conditioner according to  claim 4 , further comprising a water tank configured to store water and detachably attached to the housing along an outer surface of the second side wall, wherein
 the housing includes a lock mechanism configured to fix the door in a closed state,   an outer surface of the lock mechanism forms a part of an outer surface of the second side wall, and   the water tank attached to the housing faces the outer surface of the lock mechanism.   
     
     
         11 . The air conditioner according to  claim 1 , further comprising:
 a housing accommodating the cooling unit; and   a heat exchanger case, wherein   the cooling unit includes a heat exchanger that includes a supply air channel and an exhaust air channel,   the heat exchanger case accommodates the heat exchanger, and is attachable to and detachable from the housing in a state of accommodating the heat exchanger,   the heat exchanger has a supply air inlet surface with an inlet of the supply air channel, and a supply air outlet surface with an outlet of the supply air channel,   the heat exchanger case includes a first portion and a second portion,   the first position of the heat exchanger case includes a first wall that is parallel to the supply air channel and the exhaust air channel, and a supply air inlet-side frame that faces the supply air inlet surface and to which the first wall is connected,   the second portion of the heat exchanger case includes a second wall that faces the first wall and is connected to the supply air inlet-side frame, and a supply air outlet-side frame that faces the supply air outlet surface and is connected to the first wall and the second wall, and   the first portion and the second portion of the heat exchanger case have different shapes.   
     
     
         12 . The air conditioner according to  claim 1 , further comprising an evaporative filter case accommodating the evaporative filter, wherein
 the cooling unit includes an evaporative filter,   the water supply device includes a filter water supply device disposed above the evaporative filter and configured to supply water to the evaporative filter,   the evaporative filter case is attachable to and detachable from the housing in a state of accommodating the evaporative filter, and   the evaporative filter case has a columnar rib extending from an upper surface of the evaporative filter case toward the filter water supply device.   
     
     
         13 . The air conditioner according to  claim 1 , further comprising
 a drain pan configured to receive water dripping from the cooling unit;   a supply water channel through which water is to be supplied from the drain pan to the water supply device;   a water tank configured to store water; and   a replenishing water channel connecting the drain pan and the water tank, wherein   the water supply device is connected to a bottom hole in a bottom surface of the drain pan via the supply water channel,   the water tank is connected to a water supply hole in a wall surface of the drain pan via the replenishing water channel, and   the water supply hole is located above the bottom hole in the vertical direction.   
     
     
         14 . The air conditioner according to  claim 13 , further comprising a water level sensor disposed in a water storage space of the drain pan,
 wherein the water level sensor is disposed at a position offset from a perpendicular line to a cross section of the water supply hole.   
     
     
         15 . The air conditioner according to  claim 13 , further comprising a housing accommodating the cooling unit, wherein
 one of the housing and the water tank has a boss, and   the other of housing and the water tank has a boss receiving portion engageable with the boss.