JP2022140645A - washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing machine in which distortion of an outer box can be prevented.

SOLUTION: A drum type washing machine includes an outer box (10), a water tub disposed inside the outer box (10), a drum disposed inside the water tub, and a drive section driving the drum. The outer box (10) includes an outer box body (70), a reinforcement section (80) reinforcing the outer box body (70), and a base (90). The reinforcement section (80) includes: a first reinforcement member (81) extending along a first edge of a first opening (13); a second reinforcement member (82) extending along a second edge adjacent to one end side in the extension direction, of the first edge, and connected to one end in the extension direction, of the first reinforcement member (81); and a third reinforcement member (83) extending along a third edge adjacent to the other end side in the extension direction, of the first edge, and connected to the other end in the extension direction, of the first reinforcement member (81).

SELECTED DRAWING: Figure 3

COPYRIGHT: (C)2022,JPO&INPIT

Description

Referenced description

This application claims the benefit of priority to Japanese Patent Application No. 2017-168914 filed on September 1, 2017, and incorporates all the descriptions described in the Japanese application. It is.

The present invention relates to washing machines.

Patent Document 1 discloses a rectangular parallelepiped outer box provided with an opening, an outer tank provided inside the outer box, a rotating drum housed in a portion without the outer tank, and a motor for driving the rotating drum. and a drum-type washing machine is disclosed. In this drum-type washing machine, the outer box includes a pair of side plates that constitute left and right side surfaces when the surface on which the opening is provided is the front surface, and a pair of side plates that are connected to form the front and rear side surfaces of the outer box. and an upper reinforcing member connected to the pair of side plates at the upper part of the outer case.

Japanese Patent No. 5990858

In the drum-type washing machine, the pair of side plates and the pair of front and rear reinforcing members are made of steel plates, so the pair of side plates and the pair of front and rear reinforcing members warp, twist, or otherwise easily twist the outer casing. For this reason, the upper reinforcing member connected to the pair of side plates at the upper portion of the outer case increases the strength of the outer case, thereby preventing the outer case from being distorted.

However, in the above-mentioned drum-type washing machine, the outer casing is not reinforced in the front-rear direction, and it may not be possible to prevent the outer casing from being distorted.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a washing machine capable of preventing distortion of the outer case.

A drum-type washing machine according to one aspect of the present invention includes
An outer box having an opening surface provided with a laundry inlet;
a water tank arranged inside the outer case and supported swingably by the outer case;
a drum provided inside the water tub and rotatably arranged around a rotation axis extending in a direction intersecting the opening surface, and accommodating laundry inside through the laundry inlet;
and a drive unit that drives the drum,
The outer box above
an outer box body having a first opening and a second opening at both ends in the vertical direction, respectively, and having a polygonal shape when viewed from a direction in which the first opening intersects the vertical direction;
a reinforcing portion provided at the end of the outer box main body on the side of the first opening to reinforce the outer box main body;
a base provided at the end of the outer box main body on the second opening side,
The reinforcing part is
a first reinforcing member extending along a first side portion forming one side portion of the first opening;
a second reinforcing member extending along a second side adjacent to one end in the extending direction of the first side and connected to one end in the extending direction of the first reinforcing member;
a third reinforcing member extending along a third side adjacent to the other end in the extending direction of the first side and connected to the other end in the extending direction of the first reinforcing member; .

According to the drum-type washing machine of the above aspect, the outer box has the reinforcing portion provided at the end of the outer box main body on the side of the first opening to reinforce the outer box main body, and the reinforcing portion corresponds to the first opening. a first reinforcing member extending along a first side forming one side of the part; and one end in the extending direction of the first reinforcing member extending along a second side adjacent to one end of the first side and a third reinforcement extending along a third side portion adjacent to the other end side of the first side portion and connected to the other end portion in the extending direction of the first reinforcing member. and a member. This reinforcing portion can realize a drum-type washing machine that can prevent distortion of the outer case.

BRIEF DESCRIPTION OF THE DRAWINGS The perspective view of the drum-type washing machine of 1st Embodiment of this invention. The cross-sectional schematic diagram along the II-II line of FIG. The perspective view of the outer case of the drum-type washing machine of FIG. FIG. 2 is a plan view of the reinforcing portion of the drum-type washing machine of FIG. 1; FIG. 2 is a block diagram of the drum-type washing machine in FIG. 1;

An embodiment of the present invention will be described below with reference to the accompanying drawings. In the following description, terms indicating specific directions or positions (for example, terms including “upper”, “lower”, “left”, and “right”) are used as necessary, but the use of these terms is are intended to facilitate understanding of the invention with reference to the drawings, and the technical scope of the present invention is not limited by the meaning of these terms. Moreover, the following description is essentially merely an example, and is not intended to limit the present invention, its applications, or its uses. Furthermore, the drawings are schematic, and the ratio of each dimension does not necessarily match the actual one.

(First embodiment)
A drum-type washing machine 1 according to the first embodiment of the present invention includes an outer case 10 as shown in FIG. As shown in FIG. 2, the outer box 10 has an opening surface 11 provided with a laundry inlet 12. As shown in FIG. A door 15 capable of opening and closing the laundry inlet 12 is provided on the opening surface 11 side of the outer box 10 . The door 15 is provided with an operation display section 16 .

Inside the outer case 10, as shown in FIG. An example main motor 32 is provided. As shown in FIG. 2, the water tank 20 is supported by the outer case 10 via suspension springs 21 (two springs in this embodiment). Further, the drum 30 is rotatably arranged around a rotating shaft 31 extending in a direction intersecting the opening surface 11 of the outer casing 10, as shown in FIG. The inside of the drum 30 can accommodate laundry 33 through the laundry inlet 12 .

As shown in FIG. 3, the outer casing 10 is provided at both ends in a direction intersecting the extending direction of the rotating shaft 31 of the drum 30 (in this embodiment, the vertical direction (that is, the vertical direction in FIG. 3)). An outer box body 70 having an opening 13 and a second opening 14, a reinforcing portion 80 provided at the end of the outer box body 70 on the first opening 13 side to reinforce the outer box body 70, and an outer box and a base 90 provided at the end of the main body 70 on the second opening 14 side. The first opening 13 and the second opening 14 have a polygonal shape (quadrangular shape as an example in this embodiment) when viewed from a direction intersecting the extending direction of the rotating shaft 31 of the drum 30 .

Note that the first opening 13 and the second opening 14 may have a substantially polygonal shape when viewed from a direction intersecting the extending direction of the rotating shaft 31 of the drum 30 . That is, the first opening 13 and the second opening 14 may have a polygonal shape in which one or more of each corner is curved, or one or more of each corner may be chamfered. It may be polygonal.

As shown in FIG. 3, the outer box main body 70 has, for example, a substantially rectangular parallelepiped shape. The outer box main body 70 is composed of four substantially rectangular plate-shaped side walls 71, 72, 73, and 74. The front side wall 71 has a third opening 75 that constitutes the laundry inlet 12. is provided.

As shown in FIG. 4, the reinforcing portion 80 includes a first reinforcing member 81 extending along a first side portion 131 forming one side portion of the first opening portion 13, and a first reinforcing member 81 extending in the extending direction of the first reinforcing member 81. It has a second reinforcing member 82 and a third reinforcing member 83 connected to both ends. The second reinforcing member 82 extends along the second side portion 132 adjacent to one end side in the extending direction of the first side portion 131 (that is, the right end side in FIG. 4 ) to extend the first reinforcing member 81 . It is connected to one end in the present direction. In addition, the third reinforcing member 83 extends along the third side portion 133 adjacent to the other end side of the extending direction of the first side portion 131 (that is, the left end side in FIG. 4), and the first reinforcing member 81 is connected to the other end in the extending direction of (that is, the left end in FIG. 4).

Specifically, the reinforcing portion 80 extends along a first reinforcing member 81, a second reinforcing member 82 and a third reinforcing member 83 facing each other, and a fourth side portion 134 facing the first side portion 131. A fourth reinforcing member 84 whose both ends are connected to the second reinforcing member 82 and the third reinforcing member 83; a first reinforcing beam member 85 connected to the first reinforcing member 81 and the fourth reinforcing member 84; It is composed of a first reinforcing beam member 85 and a second reinforcing beam member 86 connected to the second reinforcing member 82 . That is, the reinforcing portion 80 has a substantially rectangular frame shape along each side portion 131 , 132 , 133 , 134 of the first opening portion 13 .

Also, in the first area 101 surrounded by the first reinforcing member 81, the second reinforcing member 82, the first reinforcing beam member 85 and the second reinforcing beam member 86, the substrate case 61 housing the control device 60 described later is provided. are placed. Specifically, a support frame portion 87 is provided at a corner formed by the first reinforcement member 81 and the second reinforcement member 82 of the reinforcement portion 80 , and the substrate case 61 is fixed to the support frame portion 87 . A corner formed by the first reinforcing member 81 and the second reinforcing member 82 is provided with a mechanical power switch 67 for turning on/off the power of the drum-type washing machine 1 in addition to the board case 61 . .

Further, in a second region 102 surrounded by the first reinforcing member 81, the third reinforcing member 83, the fourth reinforcing member 84, and the first reinforcing beam member 85, the detergent case 42, which will be described later, is arranged and the second reinforcing member 82 , the fourth reinforcing member 84 , the first reinforcing beam member 85 and the second reinforcing beam member 86 , a third area 103 surrounded by the filter case 53 is arranged.

A pair of suspension spring connection portions 861 and 862 to which one ends of the two suspension springs 21 are respectively connected are provided at the end of the second reinforcement beam member 86 on the first reinforcement beam member 85 side. . The suspension spring connecting portions 861 and 862 are arranged at both ends of the second reinforcing beam member 86 in the width direction (that is, the vertical direction in FIG. 4). The other end of each suspension spring 21 is connected to the water tank 20 respectively. That is, the second reinforcing beam member 86 supports the water tank 20 via the hanging spring 21 .

As shown in FIG. 3 , the base 90 has a substantially rectangular shape that covers the second opening 14 of the outer casing main body 70 when viewed from the direction intersecting the extending direction of the rotating shaft 31 of the drum 30 . The base 90 and the outer box main body 70 are connected by, for example, four angle-shaped connecting members 91 (only two are shown in FIG. 3). Each connecting member 91 is arranged at each corner of the base 90 .

3 and 4, the decorative plate of the outer case 10 is omitted.

A water supply device capable of supplying water to the water tank 20 is provided inside the outer box 10 . This water supply device includes a water supply port 41 (shown in FIG. 1) connected to a water faucet (faucet) via a hose (not shown), and a water supply path (not shown) connected to the water supply port 41 and the water tank 20. ), a detergent case 42 (shown in FIGS. 1 and 4) and a water supply valve 43 (shown in FIG. 5) provided in the water supply path. Detergent case 42 can contain detergent or softener, and tap water that flows into detergent case 42 from water inlet 41 through the water supply path contains the detergent or softener in detergent case 42 and then flows into water tub 3. supplied.

Further, inside the outer casing 10, as shown in FIG. 2, there is a circulation path 50 for circulating the air inside the drum 30 from the inside of the drum 30 through the outside of the drum 30 and back to the inside of the drum 30. , a heat pump unit 51 as an example of a heating device for heating the air flowing through the circulation path 50, a circulation fan 52 provided in the circulation path 50 to form an air flow in the circulation path 50, and a filter provided in the circulation path 50. A case 53 is provided. A filter 54 is housed inside the filter case 53 .

As shown in FIG. 2, the water tank 20 and the filter case 53 are connected by a first air circulation duct 55, the filter case 53 and the heat pump unit 51 are connected by a second air circulation duct 56, and the heat pump unit 51 and It is connected to the water tank 20 by an air duct 57 .

A circulation fan 52 is arranged at the end of the air duct 57 on the heat pump unit 51 side. The heated air heated by the heat pump unit 51 flows through the air duct 57 by the circulation fan 52 as indicated by the arrow Y, and is supplied to the inside of the water tank 20 . The heated air supplied to the inside of the water tank 20 absorbs water from the laundry 33 inside the drum 30 to become moisture-absorbed air, and as indicated by the arrow Z, is discharged from the inside of the drum 30 by the circulation fan 52 into the first air circulation duct. 23 , the filter case 53 and the second air circulation duct 56 to the heat pump unit 51 . In the filter case 53, a filter 54 accommodated inside catches lint and the like contained in the moisture-absorbed air that has flowed into the filter case 53. As shown in FIG.

As shown in FIG. 5, the control device 60 controls the operation display unit 16, the water supply valve 43 based on the signals input from the operation display unit 16, the water level sensor 62, the rotational speed sensor 63, the voltage sensor 64, and the acceleration sensor 65. , the drain valve 66 , the main motor 32 , the heat pump unit 51 and the circulation fan 52 . That is, the control device 60 controls the main motor 32 as an example of the drive section, the water supply valve 43 that constitutes the water supply device, the heat pump unit 51 that is an example of the heating device, and the circulation fan 52 .

Water level sensor 62 , rotation speed sensor 63 , voltage sensor 64 , acceleration sensor 65 and drain valve 66 are each arranged inside outer box 10 . Detect water level. A rotation speed sensor 63 detects the rotation speed of the drum 30 . A voltage sensor 64 detects the voltage of the main motor 32 . Further, the acceleration sensor 65 detects the acceleration of the drum 30 in the direction parallel to the rotation axis 31 and the acceleration of the drum 30 in the direction perpendicular to the rotation axis 31 .

A drain valve 66 is provided in a drain path (not shown) connected to the water tank 20 and the outside of the outer box 10. By opening the drain valve 66, the washing water inside the water tank 20 is drained. The water is drained to the outside of the outer box 10 through the drain path.

In the drum-type washing machine 1 of the first embodiment, the outer casing 10 has the reinforcing portion 80 provided at the end of the outer casing main body 70 on the first opening 13 side to reinforce the outer casing main body 70. The portion 80 extends along a first side portion 131 forming one side portion of the first opening portion 13 and along a second side portion 132 adjacent to one end side of the first side portion 131 . A second reinforcing member 82 extending and connected to one end in the extending direction of the first reinforcing member 81 and a third side portion 133 adjacent to the other end side of the first side portion 131 extending along the first reinforcing member 82 . and a third reinforcing member 83 connected to the other end in the extending direction of the member 81 . The reinforcing portion 80 can realize the drum-type washing machine 1 that can prevent the outer casing 10 from being distorted.

Further, the reinforcing portion 80 has a frame shape along each side portion 131 , 132 , 133 , 134 of the first opening portion 13 . As a result, the drum-type washing machine 1 that can more reliably prevent the distortion of the outer casing 10 can be realized.

Further, the substrate case 61 is arranged at the corner portion of the reinforcing portion 80 formed by the first reinforcing member 81 and the second reinforcing member 82 . As a result, the strength of the reinforcing portion 80 can be increased, so that the drum-type washing machine 1 that can more reliably prevent the distortion of the outer casing 10 can be realized.

Further, the reinforcing portion 80 extends along the first reinforcing member 81, the second reinforcing member 82 and the third reinforcing member 83 facing each other, and the fourth side portion 134 facing the first side portion 131, and extends along both ends. a fourth reinforcing member 84 connected to the second reinforcing member 82 and the third reinforcing member 83; a first reinforcing beam member 85 connected to the first reinforcing member 81 and the fourth reinforcing member 84; It is composed of a reinforcing beam member 85 and a second reinforcing beam member 86 connected to the second reinforcing member 82 . As a result, the drum-type washing machine 1 that can more reliably prevent the distortion of the outer casing 10 can be realized.

Further, the outer case 10 has a connection member 91 that connects the outer case main body 70 and the base 90 . With this connection member 91, the drum-type washing machine 1 that can more reliably prevent distortion of the outer casing 10 can be realized.

A suspension spring 21 connected to the second reinforcing beam member 86 and the water tank 20 is further provided, and the second reinforcing beam member 86 supports the water tank 20 via the suspension spring 21 . Since the water tank 20 can be supported by the second reinforcing beam member 86, the drum-type washing machine 1 with a high degree of design freedom can be realized.

(Second embodiment)
The reinforcing portion 80 includes a first reinforcing member 81 extending along a first side portion 131 forming one side portion of the first opening portion 13 and a second reinforcing member 81 adjacent to one end portion side in the extending direction of the first side portion 311 . A second reinforcing member 82 extending along the side portion 132 and connected to one end in the extending direction of the first reinforcing member 81 , and a third reinforcing member 82 adjacent to the other end in the extending direction of the first side portion 131 . The third reinforcing member 83 extending along the side portion 133 and connected to the other end in the extending direction of the first reinforcing member 81 is sufficient, and is not limited to the reinforcing portion 80 of the first embodiment. . That is, the reinforcement portion 80 is not limited to a frame shape along the side portions 131 , 132 , 133 , and 134 of the first opening 13 .

In this case, the second reinforcing member 82 may extend over part of the second side portion 132 , and the third reinforcing member 83 may extend over part of the third side portion 133 . Just do it.

Further, a reinforcing beam member may be provided that connects any two of the first reinforcing member 81, the second reinforcing member 82, and the third reinforcing member 83. FIG. Since the strength of the reinforcing portion 80 can be increased by the reinforcing beam member, the drum-type washing machine 1 that can more reliably prevent the outer casing 10 from being distorted can be realized.

(Third embodiment)
The first reinforcing beam member 85 and the second reinforcing beam member 86 of the reinforcing portion 80 can be omitted depending on the design of the drum-type washing machine 1 or the like.

(Fourth embodiment)
Each of the first reinforcing member 81, the second reinforcing member 82, the third reinforcing member 83, the fourth reinforcing member 84, the first reinforcing beam member 85, and the second reinforcing beam member 86 of the reinforcing section 80 is made of, for example, ABS resin ( acrylonitrile, butadiene, styrene copolymer synthetic resin) or thermoplastic resin such as PP (polypropylene). By forming the reinforcing portion 80 from a thermoplastic resin in this manner, deformation due to warping or twisting is reduced compared to the case where the reinforcing portion 80 is formed from a steel plate, and dimensional stability can be improved.

(Fifth embodiment)
The board case 61 is not limited to the case where it is arranged at the corner formed by the first reinforcing member 81 and the second reinforcing member 82 of the reinforcing portion 80 of the first region 101, but may be arranged according to the design of the drum-type washing machine 1. , can be placed at any position inside the outer casing 10 .

(Sixth embodiment)
The connection member 91 that connects the outer box main body 70 and the base 90 can be omitted depending on the design of the drum-type washing machine 1 or the like.

Various embodiments of the present invention have been described in detail above with reference to the drawings. Finally, various aspects of the present invention will be described.

The drum-type washing machine 1 of one embodiment of the present invention is
An outer box 10 having an opening surface 11 provided with a laundry inlet 12;
a water tank 20 disposed inside the outer case 10 and supported swingably by the outer case 10;
It is provided inside the water tank 20 and is rotatably arranged around a rotating shaft 31 extending in a direction intersecting the opening surface 11, and the laundry 33 is loaded inside through the laundry inlet 12. a drum 30 to accommodate;
A drive unit 32 that drives the drum 30,
The outer box 10 is
An outer box main body 70 having a first opening 13 and a second opening 14 at both ends in the vertical direction, respectively, and having a polygonal shape when viewed from a direction intersecting the vertical direction;
a reinforcing portion 80 provided at the end of the outer box main body 70 on the side of the first opening 13 to reinforce the outer box main body 70;
a base 90 provided at the end of the outer box main body 70 on the second opening 14 side,
The reinforcing portion 80 is
a first reinforcing member 81 extending along a first side portion 131 forming one side portion of the first opening 13;
a second reinforcing member 82 extending along the second side 132 adjacent to one end in the extending direction of the first side 131 and connected to one end in the extending direction of the first reinforcing member 81; ,
A third reinforcing member extending along the third side portion 133 adjacent to the other end portion side in the extending direction of the first side portion 131 and connected to the other end portion in the extending direction of the first reinforcing member 81 83.

According to the drum-type washing machine 1 of the above-described embodiment, the outer casing 10 has the reinforcing portion 80 provided at the end of the outer casing main body 70 on the first opening 13 side to reinforce the outer casing main body 70, Reinforcing part 80 includes first reinforcing member 81 extending along first side 131 forming one side of first opening 13 and along second side 132 adjacent to one end of first side 131 . A second reinforcing member 82 connected to one end in the extending direction of the first reinforcing member 81 and a third side portion 133 adjacent to the other end side of the first side portion 131 and extending along the first side portion 133 . and a third reinforcing member 83 connected to the other end in the extending direction of the reinforcing member 81 . The reinforcing portion 80 can realize the drum-type washing machine 1 that can prevent the outer casing 10 from being distorted.

The drum-type washing machine 1 of one embodiment of the present invention is
The reinforcing portion 80 has a frame shape along each side portion 131 , 132 , 133 , 134 of the first opening 13 .

According to the drum-type washing machine 1 of the above-described embodiment, since the reinforcing portion 80 has a frame shape, the drum-type washing machine 1 that can more reliably prevent the outer box 10 from being distorted can be realized.

The drum-type washing machine 1 of one embodiment of the present invention is
The reinforcing portion 80 has reinforcing beam members 85 and 86 connecting any two of the first reinforcing member 81 , the second reinforcing member 82 and the third reinforcing member 83 .

According to the drum-type washing machine 1 of the above-described embodiment, the reinforcing beam members 85 and 86 can increase the strength of the reinforcing portion 80, so that the drum-type washing machine 1 can more reliably prevent the outer casing 10 from being distorted. realizable.

The drum-type washing machine 1 of one embodiment of the present invention is
Further comprising a suspension spring 21 connected to the reinforcing beam member 86 and the water tank 20,
The reinforcing beam member 86 supports the water tub 20 via the suspension spring 21 .

According to the drum-type washing machine 1 of the above-described embodiment, the water tank 20 can be supported by the reinforcing beam member 86, so that the drum-type washing machine 1 with a high degree of freedom in design can be realized.

The drum-type washing machine 1 of one embodiment of the present invention is
The reinforcing portion 80 is made of resin.

According to the drum-type washing machine 1 of the above-described embodiment, the reinforcing portion 80 is made of a thermoplastic resin, so that deformation due to warping or twisting is reduced compared to the case where the reinforcing portion 80 is made of a steel plate, resulting in dimensional stability. can enhance sexuality. In addition, parts such as transformers, sensors, speakers, and lead wires (not shown) can be easily attached. It will be fine without taking any measures.

The drum-type washing machine 1 of one embodiment of the present invention is
a control device 60 that controls the drive unit 32;
Further comprising a substrate case 61 that houses the control device 60,
The circuit board case 61 is arranged at the corner formed by the first reinforcing member 81 and the second reinforcing member 82 of the reinforcing section 80 .

According to the drum-type washing machine 1 of the above-described embodiment, since the substrate case 61 is arranged at the corner formed by the first reinforcing member 81 and the second reinforcing member 82 of the reinforcing section 80, the reinforcing section 80 is The drum-type washing machine 1 which can increase the strength and more reliably prevent the distortion of the outer case 10 can be realized.

The drum-type washing machine 1 of one embodiment of the present invention is
a water supply device 41, 42, 43 having a detergent case 42 into which detergent can be poured and capable of supplying water to the water tank 20 through the detergent case 42;
a circulation path 50 for circulating the air inside the drum 30 from the inside of the drum 30 through the outside of the drum 30 and back to the inside of the drum 30;
a heating device 51 that heats the air flowing through the circulation path 50;
a circulation fan 52 that is provided in the circulation path 50 and forms an air flow in the circulation path 50;
a filter case 53 provided in the circulation path 50;
a control device 60 that controls the drive unit 32, the water supply devices 41, 42, 43, the heating device 51, and the circulation fan 52;
A board case 61 that houses the control device 60;
further comprising a suspension spring 21 connected to the reinforcing portion 80 and the water tank 20,
The first opening 13 has a square shape,
The reinforcing portion 80 is
the first reinforcing member 81;
the second reinforcing member 82 and the third reinforcing member 83 facing each other;
a fourth reinforcing member 84 extending along a fourth side portion 134 facing the first side portion 131 and having both ends connected to the second reinforcing member 82 and the third reinforcing member 83;
a first reinforcing beam member 85 connected to the first reinforcing member 81 and the fourth reinforcing member 84;
Consists of the first reinforcing beam member 85 and the second reinforcing beam member 86 connected to the second reinforcing member 82,
The substrate case 61 is arranged in a first region 101 surrounded by the first reinforcing member 81, the second reinforcing member 82, the first reinforcing beam member 85, and the second reinforcing beam member 86,
The detergent case 42 is arranged in a second region 102 surrounded by the first reinforcing member 81, the third reinforcing member 83, the fourth reinforcing member 84 and the first reinforcing beam member 86,
The filter case 53 is arranged in a third region 103 surrounded by the second reinforcing member 82, the fourth reinforcing member 84, the first reinforcing beam member 85 and the second reinforcing beam member 86,
One end of the suspension spring 21 is connected to the end of the second reinforcement beam member 86 on the side of the first reinforcement beam member 85 , and the other end of the suspension spring 21 is connected to the water tank 20 to form the second reinforcement beam. A member 86 supports the water tank 20 via the suspension spring 21 .

According to the drum-type washing machine 1 of the above-described embodiment, the reinforcing portion 80 can realize the drum-type washing machine 1 that can more reliably prevent distortion of the outer case 10 .

The drum-type washing machine 1 of one embodiment of the present invention is
The outer case 10 has a connection member 91 that connects the outer case main body 70 and the base 90 .

According to the drum-type washing machine 1 of the above-described embodiment, the connection member 91 can realize the drum-type washing machine 1 that can more reliably prevent distortion of the outer case 10 .

By appropriately combining any of the various embodiments or modifications described above, the respective effects can be obtained. In addition, combinations of embodiments, combinations of examples, or combinations of embodiments and examples are possible, as well as combinations of features in different embodiments or examples.

1 Drum-type washing machine 10 Outer box 11 Opening surface 12 Laundry inlet 13 First opening 131 First side 132 Second side 133 Third side 134 Fourth side 14 Second opening 20 Water tank 21 Suspension Spring 30 Drum 31 Rotating shaft 32 Main motor 33 Laundry 41 Water supply port 42 Detergent case 43 Water supply valve 50 Circulation path 51 Heat pump unit 52 Circulation fan 53 Filter case 54 Filter 55 First air circulation duct 56 Second air circulation duct 57 Air duct 60 Control device 61 Substrate case 62 Water level sensor 63 Rotation speed sensor 64 Voltage sensor 65 Acceleration sensor 66 Drain valve 67 Power switch 70 Outer box body 71, 72, 73, 74 Side wall 75 Third opening 80 Reinforcement 81 First reinforcement Member 82 Second reinforcing member 83 Third reinforcing member 84 Fourth reinforcing member 85 First reinforcing beam member 86 Second reinforcing beam member 861, 862 Suspension spring connection portion 87 Support frame portion 90 Base 91 Connection member 101 First region 102 2nd area 103 3rd area

A drum-type washing machine according to one aspect of the present invention includes
An outer box with a laundry slot on the front ,
a water tank arranged inside the outer case and supported swingably by the outer case;
a drum that is provided inside the water tank and stores laundry inside through the laundry inlet,
The outer box is
an outer box main body having an opening formed in a polygonal shape when viewed from the vertical direction at the upper end;
a reinforcing frame provided at the upper end of the outer box main body, reinforcing the outer box main body, and having a frame shape along each side of the opening .

Claims (8)

An outer box having an opening surface provided with a laundry inlet;
a water tank arranged inside the outer case and supported swingably by the outer case;
a drum provided inside the water tub and rotatably arranged around a rotation axis extending in a direction intersecting the opening surface, and accommodating laundry inside through the laundry inlet;
and a drive unit that drives the drum,
The outer box above
an outer box body having a first opening and a second opening at both ends in the vertical direction, the first opening having a polygonal shape when viewed in the vertical direction;
a reinforcing portion provided at the end of the outer box main body on the side of the first opening to reinforce the outer box main body;
a base provided at the end of the outer box main body on the second opening side,
The reinforcing part is
a first reinforcing member extending along a first side portion forming one side portion of the first opening;
a second reinforcing member extending along a second side adjacent to one end in the extending direction of the first side and connected to one end in the extending direction of the first reinforcing member;
a third reinforcing member extending along a third side adjacent to the other end in the extending direction of the first side and connected to the other end in the extending direction of the first reinforcing member; , drum type washing machine. In the drum-type washing machine of claim 1,
A drum-type washing machine, wherein the reinforcing portion has a frame shape along each side of the first opening. In the drum-type washing machine according to claim 1 or 2,
A drum-type washing machine, wherein the reinforcing part has a reinforcing beam member connecting any two of the first reinforcing member, the second reinforcing member and the third reinforcing member. In the drum-type washing machine according to claim 3,
further comprising a suspension spring connected to the reinforcing beam member and the water tank;
A drum-type washing machine, wherein the reinforcing beam member supports the water tub via the suspension spring. In the drum-type washing machine according to any one of claims 1 to 4,
A drum-type washing machine, wherein the reinforcing portion is made of resin. In the drum-type washing machine according to any one of claims 1 to 5,
a control device that controls the drive unit;
Further comprising a substrate case that houses the control device,
A drum-type washing machine, wherein the board case is arranged at a corner portion of the reinforcing portion formed by the first reinforcing member and the second reinforcing member. In the drum-type washing machine according to claim 2,
a water supply device having a detergent case into which detergent can be poured and capable of supplying water to the water tank through the detergent case;
a circulation path for circulating the air inside the drum from the inside of the drum through the outside of the drum and back to the inside of the drum;
a heating device that heats the air flowing through the circulation path;
a circulation fan that is provided in the circulation path and forms an air flow in the circulation path;
a filter case provided in the circulation path;
a control device that controls the driving unit, the water supply device, the heating device, and the circulation fan;
a substrate case that accommodates the control device;
further comprising a suspension spring connected to the reinforcing part and the water tank,
The first opening has a square shape,
The reinforcing part is
the first reinforcing member;
the second reinforcing member and the third reinforcing member facing each other;
a fourth reinforcing member extending along a fourth side facing the first side and having both ends connected to the second reinforcing member and the third reinforcing member;
a first reinforcing beam member connected to the first reinforcing member and the fourth reinforcing member;
Consists of a second reinforcing beam member connected to the first reinforcing beam member and the second reinforcing member,
The board case is arranged in a first region surrounded by the first reinforcing member, the second reinforcing member, the first reinforcing beam member, and the second reinforcing beam member,
The detergent case is arranged in a second region surrounded by the first reinforcing member, the third reinforcing member, the fourth reinforcing member and the first reinforcing beam member,
The filter case is arranged in a third region surrounded by the second reinforcing member, the fourth reinforcing member, the first reinforcing beam member and the second reinforcing beam member,
One end of the suspension spring is connected to the first reinforcement beam member side end of the second reinforcement beam member, the other end of the suspension spring is connected to the water tank, and the second reinforcement beam member is connected to the suspension spring. A drum-type washing machine that supports the water tub through the In the drum-type washing machine according to any one of claims 1 to 7,
A drum-type washing machine, wherein the outer case has a connection member that connects the outer case main body and the base.

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