WO2022100204A1

WO2022100204A1 - Bedding drying device

Info

Publication number: WO2022100204A1
Application number: PCT/CN2021/114637
Authority: WO
Inventors: 藤原正宏
Original assignee: 青岛海尔洗衣机有限公司; Aqua株式会社; 海尔智家股份有限公司
Priority date: 2020-11-12
Filing date: 2021-08-26
Publication date: 2022-05-19
Also published as: JP2022077875A

Abstract

A bedding drying device (1) capable of improving the operating rate comprises a device body (2) and a trolley (3) for placing the bedding (P). The device main body (2) has a drying chamber (2B) and a supply unit (11) for supplying warm air to the drying chamber (2B). The trolley (3) that can shrink is accommodated in the drying chamber (2B) in a manner enabling the trolley to be pulled out.

Description

bedding dryer

technical field

The present invention relates to a bedding drying device for drying bedding such as futons.

Background technique

The bedding type dryer described in the following Patent Document 1 includes a box body in which a drying chamber is formed, and a placing member that can be pulled out and accommodated in the drying chamber to place bedding. A heater and a fan are arranged on the upper part of the box. The placing member is made of a material having air permeability. When the bedding dryer starts drying operation, the heater and the fan work. Thereby, the outside air is taken in from the outside air intake port behind the heater, heated, turned into warm air, and flows into the drying chamber. The warm air passes through the bedding placed on the placing member in the drying chamber, flows into the interior space of the placing member, and then reaches the exhaust duct from the suction port in the lower part of the side wall of the drying chamber and is discharged to the outside of the machine. Drying of the bedding is facilitated by passing warm air through the bedding.

prior art literature

Patent Literature

Patent Document 1: Japanese Patent Laid-Open No. 2000-157795

SUMMARY OF THE INVENTION

The problem to be solved by the invention

The bedding dryer of Patent Document 1 is a dryer dedicated to bedding such as futons and mattresses, and therefore does not operate unless there is a task of drying the bedding. When such a bedding drying apparatus is installed in a laundromat or the like for commercial use, if articles other than bedding can be dried by the bedding drying apparatus, the operation rate of the bedding drying apparatus can be improved. However, in the bedding dryer disclosed in Patent Document 1, the placing member occupies almost the entire area of the drying chamber, so that the clothes and the like on the hangers cannot be accommodated in the drying chamber together with the placing member. , so items other than bedding cannot be dried.

The present invention has been accomplished on the basis of this background, and an object of the present invention is to provide a bedding drying apparatus capable of improving the operating rate.

solution to the problem

The present invention is a bedding drying device, comprising: a device main body having a drying chamber and a supply part for supplying warm air to the drying chamber; and a shrinkable trolley for placing bedding and storing in a pull-out manner in the drying room.

In addition, the present invention is characterized in that the trolley has: a base part provided with wheels; and a telescopic part provided on the base part, capable of extending and contracting in the depth direction of the drying chamber, and being placed in an extended state bedding.

In addition, the present invention is characterized in that the telescopic portion includes a plurality of support portions arranged in the depth direction and supporting the bedding, and a telescopic frame portion that connects the plurality of support portions and is capable of extending in the depth direction. stretch up.

In addition, the present invention is characterized in that the trolley has: a base part provided with wheels; and a telescopic part provided on the base part, which can be longitudinally extended and retracted, and the bedding can be placed in an extended state.

In addition, the present invention is characterized in that the telescopic portion has: a top portion arranged at the upper end of the telescopic portion and supporting bedding; a telescopic frame portion connecting the top portion to the base portion and capable of extending and contracting vertically; and a curtain portion extending from The top part extends downward and supports bedding; and a winding part winds up the curtain part according to the shrinkage of the telescopic frame part.

Invention effect

According to the present invention, in the bedding drying apparatus, the bedding can be dried by causing the supply unit to supply warm air to the drying room in a state where the trolley on which the bedding is placed is accommodated in the drying room of the apparatus main body. The trolley can be reduced. Therefore, when there is no task of drying the bedding, a space for storing items other than the bedding can be secured in the drying room by reducing the size of the trolley, so that items other than the bedding can be stored and dried in the space. In this way, the bedding drying apparatus can be operated even when there is no task of drying the bedding, so that the operation rate of the bedding drying apparatus can be improved.

Moreover, according to this invention, in a trolley, the expansion-contraction part provided in the base part can expand-contract in the depth direction of a drying chamber. The bedding placed in the stretched and stretched part can be dried in the drying room. When there is no task of drying the bedding, a space for storing items other than bedding can be secured beside the telescopic portion in the drying room by reducing the expansion and contraction portion, so that items other than bedding can be stored and dried in the space. .

Moreover, according to this invention, an expansion-contraction part has a some support part lined up in the depth direction, and an expansion-contraction frame part which connects these support parts, and can expand and contract in the depth direction. When the telescopic frame portion is extended, the telescopic portion can be brought into an extended state by widening the interval between the adjacent support portions. When the telescopic frame portion is contracted, the telescopic portion can be reduced by narrowing the interval between the adjacent support portions.

In addition, according to the present invention, in the trolley, the telescopic portion provided on the base portion can be extended and contracted vertically. The bedding placed on the expansion-contraction portion in the extended state can be dried in the drying room. When there is no task of drying the bedding, a space for storing items other than bedding can be secured on the upper side of the telescopic portion in the drying room by reducing the expansion and contraction portion. Therefore, items other than bedding can be stored in the space. drying.

Moreover, according to this invention, an expansion-contraction part has a top part arrange|positioned at the upper end of an expansion-contraction part, and an expansion-contraction frame part which connects a top part and a base part, and can extend and contract vertically. As long as the telescopic frame portion is extended, the telescopic portion can be brought into an extended state by raising the top portion. As long as the telescopic frame portion is contracted, the telescopic portion can be reduced by lowering the top portion.

Description of drawings

FIG. 1 is a schematic vertical cross-sectional right side view of a bedding drying apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic longitudinal sectional front view of the bedding drying device.

3 is a perspective view of a trolley of a first mode included in the bedding drying apparatus.

FIG. 4 is a perspective view of the trolley in the first mode in a partially reduced state.

Fig. 5 is a perspective view of a bedding drying device provided with a trolley in a first mode.

Fig. 6 is a view showing a drying chamber and a trolley in the bedding drying apparatus taken out from Fig. 5 .

FIG. 7 is a perspective view of the bedding drying apparatus in which the trolley of the first mode in a partially reduced state is accommodated.

Fig. 8 is a view showing a drying chamber and a trolley taken out from Fig. 7 .

FIG. 9 is a perspective view of the cart in the second mode.

Fig. 10 is a perspective view showing the trolley in Fig. 9 to which the curtain portion is mounted.

FIG. 11 is a perspective view of the trolley in the second mode in a partially reduced state.

Fig. 12 is a perspective view showing the trolley in Fig. 11 from which the curtain portion is removed.

FIG. 13 is a perspective view showing the trolley in FIG. 11 from which a part of the base is removed.

FIG. 14 is a perspective view of the bedding drying apparatus in which the trolley of the second mode is accommodated.

FIG. 15 is a view showing a drying chamber and a cart taken out from FIG. 14 .

16 is a perspective view of a bedding drying apparatus in which a trolley of the second mode is accommodated in a state where a part of the trolley is reduced.

Fig. 17 is a view showing the drying chamber and the trolley taken out from Fig. 16 .

Description of reference numerals

1: Bedding drying device; 2: Device body; 2B: Drying room; 3: Trolley; 11: Supply part; 21: Base part; 22: Placement part; 28: Wheel; 41: Support part; 42: Telescopic frame part; 46: top part; 47: telescopic frame part; 48: curtain part; 49: take-up part; P: bedding; Y: front-rear direction; Z2: lower side.

Detailed ways

Hereinafter, embodiments of the present invention will be specifically described with reference to the accompanying drawings. FIG. 1 is a schematic vertical cross-sectional right side view of a bedding drying apparatus 1 according to an embodiment of the present invention. The direction orthogonal to the paper surface in FIG. 1 is referred to as the left-right direction X of the bedding drying apparatus 1 , the left-right direction in FIG. 1 is referred to as the front-rear direction Y of the bedding drying apparatus 1 , and the vertical direction in FIG. 1 is referred to as It is the up-down direction Z of the bedding drying apparatus 1 . In the left-right direction X, the back side of the paper surface of FIG. 1 is called the left side X1, and the front side of the paper surface of FIG. 1 is called the right side X2. In the front-rear direction Y, the left side is called the front side Y1, and the right side is called the rear side Y2. Among the vertical directions Z, the upper side is referred to as an upper side Z1, and the lower side is referred to as a lower side Z2. The left-right direction X and the front-rear direction Y are an example of the horizontal direction. The lateral direction is the horizontal direction or a generally horizontal direction slightly inclined with respect to the horizontal direction. The up-down direction Z is the longitudinal direction. The longitudinal direction is a vertical direction or a substantially vertical direction slightly inclined with respect to the vertical direction.

The bedding drying apparatus 1 of this embodiment is used for commercial use, and is installed in a laundromat or the like. The bedding drying apparatus 1 includes: an apparatus main body 2 forming a box of the bedding drying apparatus 1; The apparatus main body 2 has a box shape that is flat and elongated in the left-right direction X. The apparatus main body 2 has a pair of left and right side walls 4 , a bottom wall 5 , a top wall 6 , a rear wall 7 , a front wall 8 , and a door 9 . The pair of left and right side walls 4 are respectively longitudinally extending plates, and are arranged in parallel. The bottom wall 5 is a horizontally extending plate and is spanned between the lower ends of the pair of side walls 4 . The top wall 6 is a hollow body extending horizontally, and is spanned between the upper ends of the pair of side walls 4 . The rear wall 7 is a longitudinally extending hollow body spanned between the rear ends of the pair of side walls 4 and also between the rear ends of the bottom wall 5 and the top wall 6 . The front wall 8 is a hollow body elongated in the left-right direction X and extending longitudinally, and is spanned between the front ends of the upper end portions of the pair of side walls 4 and connected to the front ends of the top wall 6 .

The front surface part of the front surface part of the apparatus main body 2 is formed with a longitudinally long inlet and outlet 2A bounded by the front end of the pair of side walls 4 , the front end of the bottom wall 5 and the front wall 8 . The door 9 is a vertically long plate having substantially the same size as the entrance and exit 2A, and is connected to one side wall 4, for example, the side wall 4 of the right side X2, via a hinge (not shown). The door 9 is rotatable around a hinge between a closed position (see FIG. 1 ) for closing the doorway 2A and an open position (see FIG. 5 ) for opening the doorway 2A. In order to open and close the door 9, a handle 10 for a user to hold is provided on the front surface portion of the door 9 in the closed position. Inside the apparatus main body 2, a drying chamber 2B surrounded by a pair of side walls 4, a bottom wall 5, a top wall 6, a rear wall 7, a front wall 8, and a door 9 in a closed position is provided. The drying chamber 2B is a box-shaped space occupying most of the volume of the apparatus main body 2 . When the door 9 is in the open position, the drying chamber 2B is exposed to the front side Y1 from the entrance and exit 2A. At least a part of the door 9 may be made of glass or the like so as to be transparent or translucent so that the drying chamber 2B can be recognized from outside the machine. The front-rear direction Y is the depth direction of the drying chamber 2B. The front-rear direction Y is also a direction connecting the entrance and exit 2A with the rear end, which is the depth of the drying chamber 2B. On the other hand, the left-right direction X is the width direction of the drying chamber 2B.

The apparatus main body 2 has the supply part 11 which supplies warm air to the drying chamber 2B. In association with the supply unit 11 , a rear surface portion of the top wall 6 is provided with an intake port 6A facing outside the machine, that is, outside the apparatus main body 2 , and a lower surface portion of the top wall 6 is provided with an inlet 6B facing the drying chamber 2B. . In addition, the lower part of the front surface part of the rear wall 7 is provided with the outlet 7A which faces the drying chamber 2B, and the upper surface part of the top wall 6 is provided with the exhaust port 6C which faces the outside of the machine. Furthermore, the supply part 11 includes: an intake passage 12 extending from the intake port 6A to the front side Y1 in the ceiling wall 6 and then being bent to the lower side Z2 to be connected to the inlet 6B; The inside extends from the outlet 7A to the upper side Z1, and then extends to the front side Y1 and the upper side Z1 in the top wall 6, and is connected to the exhaust port 6C. It should be noted that although the exhaust passage 13 appears to be cut off by the intake passage 12 in the middle in FIG. 1 , the exhaust passage 13 is not cut off in the middle, but extends from the outlet 7A to the exhaust port 6C.

Further, the supply unit 11 includes an air blowing unit 14 such as a fan, which is arranged in the exhaust passage 13 , and a heating unit 15 such as a burner, which is arranged in the air intake passage 12 . When the blower 14 operates, the drying chamber 2B, the air intake passage 12, and the exhaust passage 13 are brought into a negative pressure state. As a result, the outside air is taken into the intake passage 12 from the intake port 6A as indicated by the black arrow, flows into the drying chamber 2B from the inlet 6B, flows out to the exhaust passage 13 from the outlet 7A, and is discharged from the exhaust port 6C. outside. When the heating unit 15 is operated while the blower unit 14 is operated, the outside air taken into the air intake passage 12 from the air intake port 6A is heated by the heating unit 15 to become warm air, and is supplied to the drying chamber 2B, and thereafter It flows through the exhaust passage 13 and is discharged to the outside of the machine through the exhaust port 6C.

The trolley 3 is accommodated in the drying chamber 2B. The trolley 3 has: a base part 21; The base portion 21 has a flat box shape in the up-down direction Z, and has substantially the same size as the drying chamber 2B in the front-rear direction Y. The base 21 has a pair of left and right side walls 23 , a front wall 24 spanned between the front ends of the pair of side walls 23 , and a rear wall 25 spanned between the rear ends of the pair of side walls 23 . The base 21 has: a lower wall 26 spanning between the lower ends of the pair of side walls 23 and also between the lower ends of the front wall 24 and the rear wall 25; and an upper wall 27 spanning between the upper ends of the pair of side walls 23 The space is also built between the upper ends of the front wall 24 and the rear wall 25 .

The side wall 23, the front wall 24, and the rear wall 25 are each a rectangular plate extending longitudinally, and the lower wall 26 and the upper wall 27 are each a rectangular plate extending horizontally. The base portion 21 has an inner space 21A surrounded by a pair of side walls 23 , a front wall 24 , a rear wall 25 , a lower wall 26 , and an upper wall 27 . The rear wall 25 is provided with a take-out port 25A connected to the inner space 21A. Wheels 28 are provided at four corners of the lower surface portion of the lower wall 39 . The upper wall 27 is provided with the intake port 27A connected to the inner space 21A.

Referring to FIG. 2 , which is a schematic longitudinal cross-sectional front view of the bedding drying apparatus 1 , the placement portion 22 has an overall shape of a mountain shape protruding from the upper wall 27 of the base portion 21 to the upper side Z1 . The seating portion 22 has a size slightly smaller than that of the base portion 21 in the front-rear direction Y but approximately the same size as that of the drying chamber 2B. The placement portion 22 includes a main body portion 29 on which the bedding P is actually placed, and a pair of front and rear end wall portions 30 disposed on both sides of the main body portion 29 in the front-rear direction Y. The main body portion 29 has an upside-down inverted U-shaped or inverted V-shaped cross section in a front view.

The seating part 22 has many ventilation holes 22A provided in the outer surface part of the main body part 29 . The ventilation holes 22A are distributed over the entire area of the main body portion 29 . Each end wall portion 30 is a mountain-shaped plate protruding upward Z1, and a pair of front and rear end wall portions 30 are fixed to the main body portion 29 so as to wrap the front end edge and the rear end edge of the main body portion 29, respectively. The placement portion 22 has a mountain-shaped inner space 22B surrounded by the upper wall 27 of the base portion 21 , the main body portion 29 , and a pair of front and rear end wall portions 30 . Each ventilation hole 22A and the intake port 27A of the upper wall 27 are in a state of being connected to the inner space 22B.

Such a cart 3 can be pulled out from the drying chamber 2B of the apparatus main body 2 to the front side Y1 in a state where the door 9 is in the open position. The user places the bedding P folded in two on the setting portion 22 of the trolley 3 . At this time, the bedding P blocks the ventilation hole 22A of the main body part 29 in a state of being folded along the main body part 29 of the setting part 22 in a mountain shape. Then, the user pushes the trolley 3 into the drying chamber 2B from the entrance and exit 2A of the apparatus main body 2 and accommodates it. The cart 3 in the stored state is arranged on the bottom wall 5 of the apparatus main body 2 .

A pair of right and left guide rails 31 (see FIG. 2 ) are provided on the upper surface portion of the bottom wall 5 to receive the left and right wheels 28 of the dolly 3 , respectively. Each wheel 28 is supported on the guide rail 31, whereby the trolley 3 is positioned in the left-right direction X in the drying chamber 2B. When the user closes the door 9 to the closed position, the base 21 is sandwiched between the rear wall 7 of the apparatus main body 2 and the door 9, and the trolley 3 in the drying chamber 2B is positioned in the front-rear direction Y.

In the trolley 3 in which the bedding P is placed on the setting portion 22 , the bedding P is in a state of blocking the ventilation hole 22A of the main body portion 29 as described above, and the extraction port 25A of the rear wall 25 of the base portion 21 is in a state with the rear wall of the apparatus main body 2 . The state where the outlet 7A of 7 is connected (refer to FIG. 1 ). When the bedding drying apparatus 1 starts the drying operation in this state, the ventilation unit 14 and the heating unit 15 operate as described above. At this time, warm air, which is external air taken in from the air inlet 6A to the air intake passage 12 and heated by the heating unit 15, flows into the drying chamber 2B from the inlet 6B, and blows the bedding P in the drying chamber 2B.

The warm air blown to the bedding P passes through the bedding P to reach the ventilation hole 22A of the main body portion 29 , and flows into the inner space 22B of the setting portion 22 from the ventilation hole 22A. On the left and right sides of the mounting portion 22 of the upper wall 27 of the base portion 21 of the trolley 3, pressing members 40 protruding to the upper side Z1 are provided one by one. Each pressing member 40 is constituted by, for example, a pipe bent in an M shape, and presses the bedding P to the main body portion 29 . Thereby, since a clearance gap can be prevented from being generated between P and the main body part bedding 29 , it is possible to prevent the warm air from escaping to the clearance without passing through the bedding P. As shown in FIG. Therefore, since the warm air actively passes through the bedding P, the bedding P can be dried efficiently. Then, the warm air flowing into the interior space 22B through the bedding P flows down to the interior space 21A of the base 21, flows out to the exhaust passage 13 through the extraction port 25A and the outlet 7A, and is discharged to the outside through the exhaust port 6C. When the warm air blows the bedding P for a predetermined time and the bedding P is dried, the drying operation ends.

The dolly 3 can be reduced in size, and such a dolly 3 has a first mode and a second mode. The trolley 3 of the first mode can expand and contract in the lateral direction, specifically, in the front-rear direction Y, and the trolley 3 in the second mode can expand and contract in the vertical direction Z, that is, in the vertical direction. Hereinafter, the first mode and the second mode will be sequentially described.

FIG. 3 is a perspective view of the cart 3 in the first mode. The placement portion 22 of the trolley 3 in the first mode is an expansion-contraction portion that can be expanded and contracted in the front-rear direction Y, and is a horizontal expansion-contraction portion in detail. The main body portion 29 of the placement portion 22 in this case includes a plurality of support portions 41 arranged in the front-rear direction Y, and a pantograph portion 42 connecting these support portions 41 . The plurality of support parts 41 have four first support parts 41A arranged at equal intervals, and three second support parts 41B arranged one by one between adjacent first support parts 41A and arranged at equal intervals. The first support portion 41A and the second support portion 41B are both inverted U-shaped in front view, but the width of the first support portion 41A in the front-rear direction Y is larger than that of the second support portion 41B. On the upper wall 27 of the base portion 21, a pair of right and left guide rails 43 that support the lower end portion of each support portion 41 are provided. The first support portion 41A located at the rear end is fixed to the upper wall 27 , and the other support portions 41 are guided by the guide rails 43 so as to be movable in the front-rear direction Y. A handle 44 for the user to hold is provided on the front surface portion of the end wall portion 30 connected to the first support portion 41A at the front end.

There are four telescopic frame parts 42 , and they are arranged in the inner part of the plurality of support parts 41 in two rows on the upper and lower sides, on the left and right. Referring to the telescopic frame portion 42 on the lower left side, that is, the lower side in front of FIG. 3 , each of the telescopic frame portions 42 has a plurality of intersecting portions 42A arranged in the front-rear direction Y. As shown in FIG. Each telescopic frame portion 42 in the present embodiment has three intersecting portions 42A. Each intersecting portion 42A is constituted by two arms 42B arranged to intersect. In each intersection portion 42A, each arm 42B is spanned between adjacent first support portions 41A and connected to each first support portion 41A by pins 42C, and the intersections of these arms 42B are connected by pins 42D to the first support portions arranged in these first supports. The second support portion 41B between the portions 41A.

Each arm 42B is rotatable about the pin 42C, and also rotatable about the pin 42D. The telescopic frame portion 42 can be extended and retracted in the front-rear direction Y according to the rotation of each arm 42B. Specifically, when the user grasps the handle 44 and pulls the front side Y1, each arm 42B is rotated so that the intersection angle α of the acute angle between the second support portion 41B and the arm 42B increases, so that the telescopic frame portion 42 elongation. Thereby, each support part 41 other than the 1st support part 41A of the rear end advances, and the space|interval of the adjacent support parts 41 expands, and the setting part 22 expands as a whole. The space|interval of the support part 41 which adjoins in the setting part 22 is the above-mentioned ventilation hole 22A. The seating portion 22 in FIG. 3 is in an extended state in which the front side Y1 is maximally extended. The bedding P is placed on the setting part 22 in the extended state, and the bedding P is supported by each support part 41 .

On the other hand, when the user holds the handle 44 and pushes it toward the rear side Y22, each support portion 41 other than the first support portion 41A at the rear end retreats, and the interval between the adjacent support portions 41 is narrowed, so that the entire seating portion 22 shrinks . The seating portion 22 in FIG. 4 is in a retracted state in which the rear side Y2 is retracted to the maximum extent. In the front-rear direction Y, the seating portion 22 in the retracted state is a half position of the seating portion 22 in the extended state. When the seating portion 22 contracts, the second support portion 41B rises slightly, and the upper end portion of the second support portion 41B is arranged on the upper side Z1 from the upper end portion of the first support portion 41A.

FIG. 5 is a perspective view of the bedding drying apparatus 1 in a state where the trolley 3 on which the bedding P is placed in the setting portion 22 of the extended state is accommodated in the drying chamber 2B. FIG. 6 is a view of the drying chamber 2B and the cart 3 taken out from FIG. 5 . When the setting portion 22 is in the extended state, the trolley 3 and the bedding P are in a state of occupying almost the entire area of the drying chamber 2B. When the bedding drying apparatus 1 starts the drying operation, the bedding P placed on the setting portion 22 in the extended state is blown by the warm air supplied to the drying chamber 2B as described above, and is dried. The rod 45 extended in the front-back direction Y is provided in the upper end part of the drying chamber 2B. The rod 45 is fixed to the lower surface part of the top wall 6 of the apparatus main body 2 .

On the other hand, when the user removes the bedding P from the setting portion 22 and puts the setting portion 22 in a contracted state and then accommodates the cart 3 in the drying chamber 2B, as shown in FIGS. 7 and 8 , the setting portion in the contracted state 22 is gathered in the latter half of the drying chamber 2B, so the front half of the drying chamber 2B becomes the vacant space 2C. Therefore, the user can arrange items other than the bedding P, for example, clothes Q such as shirts, in the empty space 2C. Specifically, the user can place the clothing Q in the empty space 2C in a state of being suspended from the rod 45 by hanging the hanger H on which the clothing Q is placed on the rod 45 at the upper end of the drying chamber 2B. When the user places the clothes Q in this way, closes the door 9 to the closed position, and starts the drying operation of the bedding drying apparatus 1, the clothes Q placed in the empty space 2C are blown by the warm air supplied to the drying chamber 2B and dry. . In this way, when there is no task of drying the bedding P, the vacant space 2C for accommodating items other than the bedding P can be secured beside the setting portion 22 in the drying room 2B by reducing the size of the setting portion 22, so that it can be stored in the drying chamber 2B. Items other than the bedding P are stored and dried in the space 2C. It should be noted that the size in the front-rear direction Y of the rod 45 may be the same as the size in the front-rear direction Y of the empty space 2C, and the rod 45 in the first mode is provided only in the front area of the drying chamber 2B.

FIG. 9 is a perspective view of the cart 3 in the second mode. The setting part 22 of the trolley 3 of the second mode is an expansion-contraction part which can expand and contract in the vertical direction Z, and is a vertical expansion-contraction part in detail. The main body portion 29 of the mounting portion 22 in this case has a top portion 46 arranged at the upper end of the mounting portion 22 , and a telescopic frame portion 47 connecting the top portion 46 and the base portion 21 . The top portion 46 is an inverted U-shaped curved plate when viewed from the front. The top portion 46 is made of a punched metal plate, a mesh, a metal mesh, or the like, and a large number of minute ventilation holes 22A (not shown) are formed in the entire region of the top portion 46 .

In the second mode, each end wall portion 30 is divided into a semicircular portion 30A connected to the top portion 46 , and a plurality of trapezoidal portions 30B arranged from the semicircular portion 30A to the lower side Z2 . Each trapezoid portion 30B is an isosceles trapezoid that slightly widens in the left-right direction X as it goes toward the lower side Z2, and the left and right edge portions of each trapezoid portion 30B are bent toward the top 46 side. In addition, each trapezoid part 30B may not be an isosceles trapezoid but a rectangle long in the left-right direction X. The dimension in the left-right direction X of the trapezoid portion 30B is set to gradually increase from the trapezoid portion 30B at the upper end toward the trapezoid portion 30B at the lower end. The aforementioned handle 44 is provided on the front surface portion of the semicircular portion 30A of the end wall portion 30 on the front side Y1.

There are two telescopic frame parts 47, and they are arranged in two rows on the left and right. Each of the telescopic frame parts 47 has a plurality of intersecting parts 47A arranged in the vertical direction Z. As shown in FIG. Each telescopic frame portion 47 in the present embodiment has three intersecting portions 47A. Each intersecting portion 47A is constituted by two arms 47B arranged to intersect. In the adjacent intersections 47A, the ends of the arms 47B are connected by pins 47C. In the telescopic frame portion 42 at the upper end, the upper end portion of each arm 47B is connected to the top portion 46 by a pin 47C. In the telescopic frame portion 42 at the lower end, the lower end portion of each arm 47B is connected to the upper wall 27 of the base portion 21 by a pin 47C. The two arms 47B in each intersecting portion 47A are connected by pins 47D at their intersections.

Each arm 47B is rotatable about the pin 47C, and also rotatable about the pin 47D. The telescopic frame portion 47 can expand and contract in the vertical direction Z according to the rotation of each arm 47B. Specifically, when the user grasps the handle 44 and lifts it up, each arm 47B rotates so as to expand each intersecting portion 47A in the up-down direction Z, so that the telescopic frame portion 47 is extended to the upper side Z1, and the top portion 46 is raised . Thereby, the seating part 22 is extended as a whole. The seating portion 22 in FIG. 9 is in an extended state in which the upper side Z1 is maximally extended.

As shown in FIG. 10 , the placement portion 22 of the trolley 3 in the second mode includes a curtain portion 48 extending from the top portion 46 to the lower side Z2 , and a winding portion 49 arranged in the inner space 21A of the base portion 21 . FIG. 10 shows the completed state of the cart 3 in the second mode. The curtain portion 48 is a flexible punched metal plate, mesh, or metal mesh, and a large number of minute ventilation holes 22A (not shown) are formed in the entire area. The curtain portion 48 hangs down to the left and right sides while being hooked on the top portion 46 , whereby a part of the main body portion 29 serving as the placement portion 22 is bent in an inverted U shape in front view.

The winding portion 49 is a roller extending in the front-rear direction Y, a pair of left and right is provided, and is rotatably supported by the base portion 21 . The take-up portion 49A on the left side X1 is connected to the lower end portion of the left portion 48A extending from the top portion 46 to the lower left side of the curtain portion 48 . The take-up portion 49B on the right side X2 is connected to the lower end portion of the right portion 48B extending from the top portion 46 to the lower right side of the curtain portion 48 . The winding portion 49A and the winding portion 49B rotate in opposite directions to each other, and are always urged by a biasing member (not shown) such as a spring.

10 , the setting portion 22 is in an extended state, the curtain portion 48 is pulled out from each winding portion 49 to the maximum extent and covers the telescopic frame portion 47 from the left and right sides, and each end wall portion 30 passes through the vertical direction Z. The semicircular portion 30A and the respective trapezoidal portions 30B are arranged in a state where the length in the vertical direction Z is maximized. The space surrounded by the curtain portion 48 and the left and right end wall portions 30 is the inner space 22B of the seating portion 22 . The bedding P is placed on the setting portion 22 in the extended state, and the bedding P is supported by the top portion 46 and the curtain portion 48 .

On the other hand, when the user grips and pulls down the handle 44, each arm 47B rotates so that each intersecting portion 47A (see FIG. 9 ) is narrowed in the vertical direction Z, and the telescopic frame portion 47 contracts to the lower side Z2, Top 46 drops. Thereby, the seating part 22 shrinks as a whole. The seating portion 22 in FIG. 11 is in a contracted state in which the lower side Z2 is contracted to the maximum extent. In each intersecting portion 47A of the telescopic frame portion 47 at this time, as shown in FIG. 12 , the two arms 47B are arranged substantially horizontally and overlapped with each other.

Each winding section 49 winds up the curtain section 48 according to the contraction of the telescopic frame section 47 . When the setting portion 22 is in the retracted state, as shown in FIG. 13 , each winding portion 49 is in a state where most of the curtain portion 48 is wound up. Furthermore, each trapezoid portion 30B is accommodated inside the lower end trapezoid portion 30B, and each end wall portion 30 is in a state in which the length in the vertical direction Z is shortened to the maximum extent. In addition, the setting part 22 may have a pair of left and right tension parts 50 which apply tension to the curtain part 48 by pressing the left part 48A and the right part 48B of the curtain part 48 from the upper side Z1, respectively. Each of the tension parts 50 is a roller elongated in the front-rear direction Y.

The trolley 3 may have locking portions (not shown) that lock the seating portion 22 in the retracted state and the extended state, respectively. When the user grips the handle 44, the locking of the locking portion is automatically released. When the user holds and lifts the handle 44 , the seating portion 22 extends upward Z1 , the curtain portion 48 is pulled out from the winding portion 49 , and the trapezoidal portion 30B of each end wall portion 30 is pulled out to the upward Z1 one by one. Thereby, the seating part 22 becomes an extended state (refer FIG. 10).

FIG. 14 is a perspective view of the bedding drying apparatus 1 in a state where the trolley 3 on which the bedding P is placed in the setting portion 22 of the second mode in the extended state is accommodated in the drying chamber 2B. FIG. 15 is a view showing the drying chamber 2B and the cart 3 taken out from FIG. 14 . In this state, the trolley 3 and the bedding P are in a state of occupying almost the entire area of the drying room 2B. When the bedding drying apparatus 1 starts the drying operation, the bedding P placed on the setting portion 22 in the extended state is blown by the warm air supplied to the drying chamber 2B as described above, and is dried.

On the other hand, when the user removes the bedding P from the setting part 22 and puts the setting part 22 in a contracted state and then accommodates the cart 3 in the drying chamber 2B, as shown in FIGS. 16 and 17 , the setting part in the contracted state 22 is gathered in the lower half of the drying chamber 2B, so the upper half of the drying chamber 2B becomes the vacant space 2C. Therefore, the user can arrange items other than the bedding P, for example, clothes Q such as shirts, in the empty space 2C. Specifically, the user can place the clothes Q in the empty space 2C in a state of being suspended from the rod 45 by hanging the hanger H on which the clothes Q are placed on the rod 45 at the upper end of the drying chamber 2B. The rod 45 of the second mode is arranged over the entire range of the drying chamber 2B in the front-rear direction Y.

When the user sets the clothes Q in this way and then closes the door 9 to the closed position and starts the drying operation of the bedding drying apparatus 1, the clothes Q placed in the empty space 2C are blown by the warm air supplied to the drying chamber 2B and dry. . In this way, when there is no task of drying the bedding P, a space for storing items other than the bedding P can be secured on the upper side Z1 of the setting portion 22 in the drying room 2B by simply reducing the setting portion 22 . Items other than the bedding P are stored and dried in this space.

As described above, the dolly 3 can be reduced in size. Therefore, when there is no task of drying the bedding P, a vacant space 2C for storing articles other than the bedding P can be secured in the drying room 2B by simply reducing the size of the trolley 3, so that the bedding P can be stored in the vacant space 2C. other items to be dried. In this way, the bedding drying apparatus 1 can be operated even when there is no task of drying the bedding P, so that the operation rate of the bedding drying apparatus 1 can be improved.

The present invention is not limited to the embodiments described above, and various modifications can be made within the scope described in the claims.

For example, the mounting portion 22 may be deformed by a foldable accordion structure provided with corrugations instead of a telescopic frame structure using the telescopic frame portion 42 and the telescopic frame portion 47 . In addition, the trolley 3 may be provided with a plurality of placement portions 22 instead of only one placement portion 22 as in the present embodiment, and in this case, the plurality of placement portions 22 may be arranged in the left-right direction X or front and rear. It is arranged on the base 21 so as to be aligned in the direction Y. As shown in FIG. Thereby, a plurality of bedding P can be placed on the trolley 3 .

In addition, in the present embodiment, the outside air taken in from the air intake passage 12 flows through the bedding P in the drying room 2B into the inner space 22B of the setting portion 22 of the trolley 3, and is discharged out of the machine from the exhaust passage 13 (see figure 1). Alternatively, the functions of the intake passage 12 and the exhaust passage 13 may be reversed, and outside air may be taken in from the exhaust passage 13 to reach the interior space 22B, pass through the bedding P, and flow into the drying chamber 2B, and flow from the intake passage 12 to the drying chamber 2B. out of the machine. In addition, the warm air may be circulated in the bedding drying apparatus 1 .

Claims

A bedding drying device, comprising:

an apparatus main body having a drying chamber and a supply unit for supplying warm air to the drying chamber; and

The trolley which can be reduced is placed on the bedding, and is stored in the drying room so as to be able to be pulled out.
The bedding drying device according to claim 1, wherein:

The trolley has:

a base provided with wheels; and

The expansion-contraction portion is provided on the base portion, and is capable of expanding and contracting in the depth direction of the drying chamber, so that bedding can be placed in the expanded state.
The bedding drying device according to claim 2, wherein,

The telescopic part has:

a plurality of support parts arranged in the depth direction to support the bedding; and

The telescopic frame portion connects the plurality of support portions and is capable of expanding and contracting in the depth direction.
The bedding drying device according to claim 1, wherein:

The trolley has:

a base provided with wheels; and

The expansion-contraction part is provided on the base part and can be extended and contracted vertically, and the bedding can be placed in the extended state.
The bedding drying device according to claim 4, wherein:

The telescopic part has:

The top is arranged on the upper end of the telescopic part and supports the bedding;

a telescopic frame part, which connects the top part with the base part, and can be extended and retracted longitudinally;

a curtain extending downwardly from the top to support the bedding; and

The winding part winds up the curtain part according to the shrinkage of the telescopic frame part.