JP6054247B2 - Hot air treatment equipment - Google Patents

Description

  The present invention relates to a hot air treatment apparatus such as a dish dryer, a dishwasher, and a sterilizer.

  Patent Document 1 describes a tableware dryer in which a storage space for storing tableware is formed between a dryer body and a lid that covers the top surface of the dryer body so as to be openable and closable. In this tableware dryer, a tray is placed on the upper surface of the dryer body at the lower part of the housing space, and a basket formed by bending and joining the linear member is placed on the upper surface of the tray. When arranging tableware with water attached in the basket, water dropped from the tableware sometimes leaked outside the dryer body beyond the outer peripheral edge of the tray.

  Patent Document 2 describes a tableware dryer having a structure similar to that of Patent Document 1 and accommodating a tray on which a basket is placed in a recess formed on the upper surface side of a dryer body. In this tableware dryer, the upper surface of the outer peripheral wall of the dryer main body is formed to be higher than the upper end surface of the outer peripheral edge of the tray. Therefore, the risk that the water on the tray leaks to the outside of the dryer body can be reduced. However, in order to reliably prevent water leakage from the dryer body to the outside, it is necessary to form the upper surface of the outer peripheral wall of the dryer body to be sufficiently higher than the upper end surface of the outer peripheral edge of the tray. It will become.

JP 2011-217881 A JP 2000-300503 A

  An object of the present invention is to realize prevention of water leakage to the outside of the main body while avoiding an increase in size of the apparatus.

  As means for solving the above problems, the hot air treatment apparatus of the present invention comprises a main body provided with a treatment chamber for storing an object of hot air treatment, a water receiving tray disposed at the bottom of the treatment chamber, And defining a tray support portion for supporting the water receiving tray in the processing chamber and an opening of the processing chamber so that a first vertical gap is provided between the water receiving tray and the bottom portion. Of the water receiving tray that protrudes upward from the bottom and has an upper end located above the outer peripheral edge of the water receiving tray supported by the tray supporting portion, and is supported by the tray supporting portion. A water leakage prevention part formed so as to have a second gap in the lateral direction with respect to the outer peripheral edge part is provided.

  According to this structure, the water beyond the outer peripheral edge of the water receiving tray falls from the second lateral gap between the water receiving tray and the water leakage preventing part to the bottom through the first vertical gap. Can be made. Moreover, even when the water beyond the outer peripheral edge portion of the water receiving tray exceeds the second lateral gap, the water leakage preventing portion can prevent the water from moving outside the main body. As a result, water leakage to the outside of the main body can be reliably prevented. In addition, since a second horizontal gap is provided between the water receiving tray and the water leakage prevention portion to drop the water leaked from the water receiving tray, the outside of the water main body beyond the second horizontal gap is provided. It is possible to form a relatively low water leakage preventing portion that prevents movement to the position. Therefore, the enlargement of the apparatus can be avoided. Accordingly, it is possible to prevent water leakage to the outside of the main body while avoiding an increase in size of the apparatus.

  The tray is provided on the opening side with respect to the center position in the depth direction of the water receiving tray, and is provided at the bottom of the processing chamber, the tray drain hole for discharging moisture received from the object downward, and the object. It is preferable to form a main body drain hole for discharging the water to the outside, and to form an upper surface of the water receiving tray so as to incline downward toward the tray drain hole. According to this configuration, the water received by the water receiving tray can be dropped from the tray drain hole to the bottom, and the water at the bottom can be drained from the main body drain hole to the outside. In particular, since the inclination angle of the upper surface on the opening side of the water receiving tray can be made larger than the inclination angle of the upper surface on the inner side of the processing chamber, water on the upper surface on the opening side of the water receiving tray can be reliably Can lead to. Therefore, water leakage to the outside of the main body can be prevented.

  It is preferable that the tray support portion is a protrusion protruding upward from the bottom of the processing chamber. According to this configuration, the first gap in the vertical direction can be provided between the water receiving tray and the bottom portion with a simple configuration.

  Further provided is an object placement member that is detachably mounted on the top surface of the water receiving tray or the bottom surface of the processing chamber, and has a front gripping portion that is disposed on the opening side and extends in the horizontal direction, and prevents water leakage It is preferable that the upper end portion of the portion is formed so as to be positioned below the front gripping portion. According to this configuration, the object placement member can be smoothly taken out from the processing chamber through the opening by holding the front holding portion.

  It is preferable that an upper end portion of an inner wall facing the second gap of the water leakage preventing portion is formed so as to be positioned above an outer peripheral edge portion of the water receiving tray. According to this configuration, the water from the water receiving tray that has passed through the second gap between the water receiving tray and the water leakage preventing portion has the second wall by the inner wall of the water leakage preventing portion facing the second gap. It can fall into the gap and reliably prevent water leakage to the outside of the main unit.

  It is preferable that the water leakage prevention portion is provided with positioning ribs for the water receiving tray that come into contact with the outer peripheral edge portion of the water receiving tray supported by the tray support portion. According to this configuration, the second lateral gap can be provided between the water leakage prevention portion and the outer peripheral edge portion of the water receiving tray with a simple configuration.

  It is preferable to form the upper surface of the bottom of the processing chamber so as to incline downward toward the main body drain hole. According to this configuration, water on the upper surface of the bottom can be guided to the main body drain hole. Therefore, water at the bottom can be drained smoothly from the main body drain hole, and water leakage to the outside of the main body can be prevented.

  According to the present invention, water that has passed over the outer peripheral edge of the water receiving tray falls from the second horizontal gap between the water receiving tray and the water leakage preventing portion to the bottom through the first vertical gap. Can be made. Moreover, even when the water beyond the outer peripheral edge portion of the water receiving tray exceeds the second lateral gap, the water leakage preventing portion can prevent the water from moving outside the main body. As a result, water leakage to the outside of the main body can be reliably prevented. In addition, since a second horizontal gap is provided between the water receiving tray and the water leakage prevention portion to drop the water leaked from the water receiving tray, the outside of the water main body beyond the second horizontal gap is provided. It is possible to form a relatively low water leakage preventing portion that prevents movement to the position. Therefore, the enlargement of the apparatus can be avoided. Accordingly, it is possible to prevent water leakage to the outside of the main body while avoiding an increase in size of the apparatus.

The perspective view which shows the tableware dryer which concerns on this invention. The perspective view which shows the tableware dryer which moved the basket and the water-receiving tray from the arrangement position. FIG. 2 is a side sectional view of FIG. 1. The disassembled perspective view of a main body. A water tray is shown, (a) is the top view, (b) is the front view, (c) is the side view. A water receiving tray is shown, (a) is the bottom view, (b) is the back view. The figure which shows the water receiving tray mounted in the bottom wall of a main body. The sectional side view which shows the principal part. The lower cage | basket is shown, (a) is the top view, (b) is the front view. The figure which shows the modification of a water leak prevention part.

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

  FIG. 1 thru | or 4 shows the tableware dryer 10 which is a warm air processing apparatus based on this invention. The tableware dryer 10 includes a main body 13 having a drying chamber (processing chamber) 12 that can be opened and closed by lids 11A and 11B, a water receiving tray 14 that is detachably disposed in the drying chamber 12, and an upper cage 15. And a lower cage (object placement member) 16.

  The main body 13 includes a drying chamber 12 having an opening 17 at the front end. The drying chamber 12 includes a bottom wall 18, a rear wall 19 erected from the rear edge of the bottom wall 18, a pair of side walls 20 A and 20 B erected from the side edge of the bottom wall 18, and a rear wall 19 and an upper wall 21 covering the upper ends of the side walls 20A and 20B. A front side of the opened drying chamber 12 is rotatably attached to hinge connecting portions 22A and 22B projecting from the upper wall 21, and a pair of lid bodies 11A that rotate horizontally about a vertical axis. , 11B. The water receiving tray 14 is placed on the upper surface of the bottom wall 18.

  The bottom wall 18 is provided with a main body drain hole 24 slightly closer to the opening 17 with respect to the center position in the depth direction at the center in the width direction. The upper surface of the bottom wall 18 is formed so as to be inclined downward toward the main body drain hole 24. Tray support portions 18 a, 18 a, 18 c, which are protrusions protruding upward, are provided on the upper surface of the bottom wall 18 of the main body 13 so as to surround the main body drainage hole 24. The tray support portion includes front support portions 18a and 18a, intermediate support portions 18b and 18b, and rear support portions 18c and 18c that are arranged symmetrically with respect to the center line in the depth direction, which is located at the center in the width direction. ing.

  Further, a plurality of (in this embodiment, a total of four) receiving recesses 18d that are recessed downward at positions corresponding to a plurality of positioning recesses 14e and 14f of a water receiving tray 14 described later are provided on the upper surface of the bottom wall 18 of the main body 13. , 18e are provided. These receiving recesses 18d and 18e are formed to have a size for receiving the plurality of positioning recesses 14e and 14f of the water receiving tray 14 in a state where the water receiving tray 14 is supported by the tray support portions 18a, 18b and 18c. Yes.

  At the front end of the bottom wall 18, a wall (water leakage prevention part) 23 that protrudes upward so as to define the lower end of the opening 17 is provided. The upper end portion (the upper end portion of the water leakage preventing portion) 23b of the wall 23 is formed to be positioned above the outer peripheral edge portion 14h of the water receiving tray 14. That is, the inner wall facing the gap 38 of the wall 23. 40 is formed so as to be located above the outer peripheral edge portion 14h of the water receiving tray 14. As shown in FIGS.7 and 8, the wall 23 has tray support portions 18a, 18b, A positioning rib 23a of the water receiving tray 14 that contacts the outer peripheral edge portion 14h of the water receiving tray 14 supported by 18c is provided.The positioning rib 23a is the outer peripheral edge portion 14h of the wall 23 and the water receiving tray 14. Projecting from the wall 23 toward the outer peripheral edge 14h of the water receiving tray 14 so that a lateral gap (second gap) 38 is formed between the bottom wall 18 and the bottom wall 18. Tableware discharged from the hole 24 (hot air treatment Storage container 26 storing water that has adhered to the object) of is disposed detachably.

  Guide rails 25A and 25B for guiding the cage 15 are provided at intermediate positions in the height direction of the side walls 20A and 20B on the drying chamber 12 side. The main body 13 includes a duct 29 having a suction port 27 on one end side located at the center of the upper wall 21 and a blower outlet 28 on the other end side located on the rear wall 19. The blower outlet 28 is arrange | positioned so that a warm air may be blown down to the surface at the side of the drying chamber 12 of the rear wall 19. As shown in FIG. As shown in FIG. 3, a fan 30 that sucks outside air from the inlet 27 and discharges it from the outlet 28 and a heater 31 that heats the air sucked by the fan 30 are disposed inside the duct 29. . Further, inside the duct 29, a temperature fuse (not shown) that is an overheat prevention element for preventing the heater 31 from overheating, and a thermistor that is a temperature detection means for detecting the heated hot air temperature (see FIG. (Not shown). On both sides of the duct 29 on the rear wall 19, there are provided exhaust portions 32 that are made of a plurality of slits extending in the vertical direction and exhaust the air in the drying chamber 12 to the outside.

  The hinge connecting portions 22A and 22B of the lids 11A and 11B including the suction port 27 are covered with an upper cover 34 that is detachably disposed on the upper wall 21. The outside air flows from the gap between the upper wall 21 and the upper cover 34 and flows into the duct 29 through the suction port 27.

  As shown in FIG. 3, an accommodating portion 35 that accommodates the control board is provided adjacent to the duct 29 in the upper portion of the main body. The control board is disposed on a board holder 36 fixed in the housing portion 35. Further, an operation panel portion 37 is formed at the front end of the accommodating portion 35.

  Electronic components (not shown) for controlling the fan 30 and the heater 31 are mounted on the control board. A microcomputer (control means) that is one of the electronic components controls energization to the fan 30 and the heater 31 based on a detection value input from a thermistor (not shown).

  As shown in FIGS. 5A and 7, the water receiving tray 14 has a shape substantially corresponding to the bottom wall 18 of the main body 13 in plan view. The water receiving tray 14 is provided with a tray drain hole 14 g located on the main body drain hole 24. As shown in FIGS. 5B, 5C and 6B, the upper surface of the water receiving tray 14 is formed so as to be inclined downward toward the tray drain hole 14g. The water receiving tray 14 is provided with notches on the left and right sides of the front portion, and the portion of the water receiving tray 14 between the notches constitutes a gripping portion 14 d for gripping the water receiving tray 14. An outer peripheral edge portion 14 h disposed at a position one step higher than the upper surface is provided on the outer peripheral portion of the water receiving tray 14.

  As shown in FIG. 6 (a), the bottom surface of the water receiving tray 14 faces upward at positions corresponding to the front support portion 18a, the intermediate support portion 18b, and the rear support portion 18c of the bottom wall 18 of the main body 13. A plurality of recessed (six in this embodiment) insertion recesses 14a, 14b, and 14c are provided. The plurality of insertion recesses 14a, 14b, 14c are formed in a shape in which the upper end portions of the front support portions 18a, 18a, the intermediate support portions 18b, 18b, and the rear support portions 18c, 18c of the bottom wall 18 of the main body 13 can be inserted. Has been. The water receiving tray 14 is positioned by inserting the support portions 18a, 18b, 18c into the insertion recesses 14a, 14b, 14c. As shown in FIG. 8, with the water receiving tray 14 being supported by the front side support portions 18a and 18a, the intermediate support portions 18b and 18b, and the rear side support portions 18c and 18c of the bottom wall 18, A vertical gap (first gap) 39 is formed therebetween.

  Positioning recesses 14e and 14f for positioning the cage 16 by inserting the front leg portion 16a and the rear leg portion 16b of the lower cage 16 are provided on the upper surface of the water receiving tray 14. The positioning recesses 14e and 14f are arranged at the four corners of the water receiving tray 14 excluding the gripping portion 14d.

  As shown in FIG. 2, the upper basket 15 has both ends of a plurality of connecting portions 15 b made of a substantially U-shaped linear member in a side view on a frame portion 15 a made of a substantially rectangular linear member in a plan view. The arrangement | positioning surface which arrange | positions tableware is formed by joining. It is guided and supported by the upper cage 15 and guide rails 25A and 25B. Tableware is arranged on the upper surface of the upper cage 15.

  The lower basket 16 is placed on the water receiving tray 14. As shown in FIG. 8 and FIGS. 9A and 9B, the lower cage 16 is a frame made of a linear member that is substantially rectangular in a plan view and is substantially L-shaped in a side view. The arrangement | positioning surface which arrange | positions tableware is formed by joining the both ends of the some connection part 16d which consists of a substantially U-shaped linear member by side view at the part 16c. The front frame portion 16e of the frame portion 16c and the rising portion 16f of the connecting portion 16d connected to the front frame portion 16e constitute a front gripping portion 16g extending in the horizontal direction. Further, on the rear side, the rear frame portion 16h and the rising portion 16j of the connecting portion 16d connected to the rear frame portion 16h constitute a rear gripping portion 16k extending in the horizontal direction. The rear gripping part 16k is disposed above the front gripping part 16g. Further, the front gripping portion 16 g is disposed above the wall 23 of the main body 13. Front leg portions 16a and 16a and rear leg portions 16b and 16b projecting downward are provided at four corners of the object placement member 16 in plan view. The lower basket 16 is configured such that the front leg portions 16 a and 16 a and the rear leg portions 16 b and 16 b are accommodated in the positioning recesses 14 e and 14 f of the water receiving tray 14 and positioned relative to the water receiving tray 14.

  As shown in FIG. 3, in the tableware dryer 10, external air is sucked from the suction port 27 when the fan 30 is rotated. The sucked air is heated by the heater 31 in the duct 29, and hot air is blown out from the outlet 28 of the rear wall 19. The blown hot air passes through the drying chamber 12, takes moisture from the dishes, and is exhausted from the exhaust unit 32.

  When the dishes cleaned outside are stored in the baskets 15 and 16, the water adhering to the dishes falls to the water receiving tray 14. The water received by the water receiving tray 14 flows into the tray drain hole 14g and falls to the bottom wall 18 from the tray drain hole 14g. The water dropped on the bottom wall 18 flows into the main body drain hole 24 and is drained to the outside from the main body drain hole 24.

  Of the water that has dropped onto the water receiving tray 14, some of the water may flow on the water receiving tray 14 and exceed the outer peripheral edge 14 h of the water receiving tray 14. In this case, water falls from the gap 38 between the water receiving tray 14 and the wall 23 to the bottom wall 18. The water dropped on the bottom wall 18 flows into the main body drain hole 24 and is drained to the outside from the main body drain hole 24.

  On the other hand, when a large amount of water leaks from the water receiving tray 14, most of it falls to the bottom wall 18 from the gap 38, and the remaining water beyond the gap 38 is prevented from moving outside the main body 13 by the wall 23. Is done. Thereafter, the water falls from the gap 38 to the bottom wall 18. As a result, water leakage to the outside of the main body 13 can be reliably prevented. In particular, the upper end portion 23c of the inner wall 40 facing the gap 38 of the wall 23 is formed so as to be positioned above the outer peripheral edge portion 14h of the water receiving tray 14, so that there is a gap between the water receiving tray 14 and the wall 23. The water from the water receiving tray 14 beyond the gap 38 can be prevented from moving outside the main body 13 by the inner wall 40 of the wall 23 facing the gap 38. Accordingly, water leakage to the outside of the main body 13 can be reliably prevented.

  According to this configuration, water from the water receiving tray 14 that has passed through the gap 38 between the water receiving tray 14 and the wall 23 falls into the gap 38 by the inner wall 40 of the wall 23 facing the gap 38, and the main body 13. Water leakage to the outside can be reliably prevented.

  Since the tray drain hole 14g is arranged on the opening 17 side with respect to the center position in the depth direction of the water receiving tray 14, the inclination angle of the upper surface on the opening 17 side of the water receiving tray 14 is set on the rear wall 19 side. The inclination angle of the upper surface can be made larger. Therefore, the water on the upper surface of the water receiving tray 14 on the opening 17 side can be reliably guided by the tray drain hole 14g.

  Since the upper surface of the water receiving tray 14 is formed to be inclined downward toward the tray drain hole 14g, the water on the upper surface of the water receiving tray 14 can be guided to the tray drain hole 14g.

  Since the upper surface of the bottom wall 18 is formed so as to be inclined downward toward the main body drain hole 24, water on the upper surface of the bottom wall 18 can be guided to the main body drain hole 24. As described above, the water in the drying chamber 12 can be smoothly drained from the main body drain hole 24, and water leakage to the outside of the main body 13 can be prevented.

  Further, since a gap 38 for dropping water leaked from the water receiving tray 14 is provided between the water receiving tray 14 and the wall 23, the wall 23 that prevents movement of the water beyond the gap 38 to the outside of the main body 13 is compared. Can be formed low. Therefore, the enlargement of the apparatus can be avoided.

  According to the present invention, water leakage to the outside of the main body 13 can be prevented while avoiding an increase in size of the apparatus. Moreover, since the water receiving tray 14 which receives the water | moisture content of tableware is provided in the lower part of the drying chamber 12 so that attachment or detachment is possible, favorable cleaning property can be ensured.

  Since the wall 23 is provided with the positioning ribs 23a of the water receiving tray 14 that contacts the outer peripheral edge 14h of the water receiving tray 14 supported by the plurality of supporting portions 18a to 18c, A gap 38 can be provided between the outer peripheral edge 14 h of the water receiving tray 14.

  In addition, the warm air processing apparatus of this invention is not limited to the structure of the said embodiment, A various change is possible.

  In the above-described embodiment, the configuration in which the positioning ribs 23a are provided on the wall 23 and the gap 38 is formed between the wall 23 and the outer peripheral edge portion 14h of the water receiving tray 14 has been described. May be set appropriately, and the gap 38 may be formed without providing the positioning rib 23a.

  The water receiving tray 14 may be provided with a leg portion as a tray supporting portion, and the water receiving tray 14 may be disposed on the bottom wall 18 with a first gap 39 formed between the water receiving tray 14 and the bottom wall 18.

  For example, in the above-described embodiment, the legs 16a and 16b of the lower cage 16 are all positioned on the water receiving tray 14, but the legs 16a and 16b are all positioned on the water receiving tray 14. In other words, it may be configured to be located on the bottom wall 18.

  As shown in FIG. 10, the wall 23 has an upper end 23 b positioned above the outer peripheral edge 14 h of the water receiving tray 14, and the upper end 23 c of the inner wall 40 facing the second gap 38 is You may form so that it may be located above the outer periphery 14h of the receiving tray 14. FIG. According to this configuration, water from the water receiving tray 14 that has passed through the gap 38 between the water receiving tray 14 and the wall 23 falls into the gap 38 by the inner wall 40 of the wall 23 facing the gap 38, and the main body 13. Water leakage to the outside can be reliably prevented.

  Moreover, although the tableware dryer 10 demonstrated the structure which has the main body drain hole 24 and the tray drain hole 14g in the said embodiment, even if the tableware dryer 10 is a structure which does not have a main body drain hole and a tray drain hole. Good.

10 Tableware dryer 12 Drying room (processing room)
13 Main body 14 Water receiving tray 14g Tray drain hole 14h Outer peripheral edge 16 Basket (object placement member)
16g Front side gripping part 17 Opening part 18 Bottom wall (bottom part)
18a Front support part (tray support part)
18b Intermediate support part (tray support part)
18c Rear support part (tray support part)
23 Wall (Water leakage prevention part)
23a Positioning rib 23b Upper end (upper end of water leakage prevention part)
23c Upper end (upper end of the inner wall facing the second gap)
24 Body drain hole 38 Gap (second gap)
39 gap (first gap)
40 inner wall

Claims (3)

A main body provided with a processing chamber for accommodating an object to be treated with hot air;
A water receiving tray disposed at the bottom of the treatment chamber;
A tray support that is provided on either the water receiving tray or the bottom of the processing chamber and that forms a first vertical gap between the water receiving tray and the bottom;
The tray support portion has an upper end portion that protrudes upward from the bottom portion so as to define an opening of the processing chamber and is positioned above an outer peripheral edge portion of the water receiving tray supported by the tray support portion. A water leakage prevention part formed so as to have a second gap in the lateral direction with respect to the outer peripheral edge part of the water receiving tray supported by
Equipped with a,
The warm air processing apparatus according to claim 1, wherein the water leakage prevention unit is provided with positioning ribs for the water receiving tray that abuts on an outer peripheral edge of the water receiving tray supported by the tray supporting unit . A tray drain hole provided on the opening side with respect to the center position in the depth direction of the water receiving tray, and for discharging moisture received from the object downward,
A main body drainage hole provided at the bottom of the processing chamber for discharging moisture of the object to the outside;
The hot air treatment device according to claim 1, wherein an upper surface of the water receiving tray is formed to be inclined downward toward the tray drain hole. The upper end part of the inner wall facing the said 2nd clearance gap of the said water leak prevention part was formed so that it might be located above the outer peripheral part of the said water receiving tray, The Claim 1 or 2 characterized by the above-mentioned. Hot air treatment device.

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