KR20130064626A - Wall mounted mini drum type washing machine - Google Patents

Abstract

PURPOSE: A wall-hanging mini drum washing machine is provided to offer a boiling function and to be installed at various locations by improving the installation structure of a driving unit. CONSTITUTION: A drum washing machine comprises a cabinet(110), a tub(11) containing washing water, and a buffer(150) which eliminates vibration and is installed between the tub and the cabinet. The washing water is supplied to the tub through a rear surface panel(120) and is moved from a rear surface tunnel to a rear side of the tub. A mounting groove unit(132) in which a heater(139) is installed is formed in the tub. A bracket is manufactured at the mounting groove unit. A bracket is inserted into the mounting groove unit through a pair of rails(132a).

Description

Wall-mounted mini drum washing machine {WALL MOUNTED MINI DRUM TYPE WASHING MACHINE}

The present invention relates to a wall-mounted mini drum washing machine, and more particularly, to a wall-mounted mini drum washing machine for improving the drainage efficiency of the washing water drained in the vertical direction in the drum washing machine mounted on the wall.

The wall-mounted drum washing machine can be used in a narrow space, and can also be used as a wall-mounted, and includes a washing machine main body and a door that can be opened and closed in front of the washing machine main body.

The washing machine body forms an exterior of the washing machine, and may be classified into an intermediate case, a rear case, and a front case.

A cylindrical washing tub is provided inside the washing machine body. The washing drum is rotatably installed in the washing tank. The washing drum is rotated by the power of the stationary motor installed inside the washing machine body.

A pulley is provided on the shaft of the washing drum, and a pulley is provided on the shaft of the stationary motor. Each pulley is connected by a power transmission belt to enable power transmission.

The washing drum is formed to have a shorter depth than the diameter to shorten the front and rear length of the washing machine body.

In addition, the front of the main body of the washing machine, that is, the front of the front case is provided with a key input unit when the washing machine main body is mounted on a wall, such as a table, or at a predetermined height from the floor, the user can easily operate.

Background art of the present invention is disclosed in Republic of Korea Patent Publication No. 10-2006-0125298 (published December 6, 2006, the name of the invention: drum washing machine).

In general, the wall-mounted drum washing machine has a problem that the tub is installed in the cabinet, so that a separate member for supporting the tub is installed in the cabinet, so that the size of the wall-mounted drum washing machine is difficult to reduce and the drum washing machine cannot be installed in various places.

In addition, the general wall-mounted drum washing machine has a problem that it is difficult to reduce the size of the wall-mounted drum washing machine because the drive unit is installed in the cabinet is required installation space.

In addition, a general wall-mounted drum washing machine has a problem in that it is difficult to reduce the size of the wall-mounted drum washing machine because the power transmission unit is installed between the motor and the drum.

In addition, since the tub of the general wall-mounted drum washing machine is formed in a cylindrical shape, and the cabinet is formed in the shape of a cube, excess space is generated inside the cabinet, making it difficult to reduce the size of the drum washing machine, and the wall-mounted drum washing machine can be installed in various spaces. There is no problem.

In addition, a general wall-mounted drum washing machine has a problem in that the wall-mounted drum washing machine cannot be installed in various spaces because a drain pipe for draining the wash water from the tub is connected to the rear or side of the cabinet.

In addition, the general wall-mounted drum washing machine has a problem that can not perform the washing operation because the heater is not provided to increase the temperature of the wash water.

In addition, the general wall-mounted drum washing machine has a problem that it is difficult to reduce the number and size of parts of the wall-mounted drum washing machine because the sealing structure covering the gap between the opening and the tub of the cabinet in which the door is installed is complicated.

Therefore, there is a need for improvement.

The present invention can reduce the size and the number of parts of the wall-mounted drum washing machine by improving the shape of the cabinet, the connection structure of the tub, and the mounting structure of the driving unit, can be mounted in various places, the wall hanging can perform the washing operation Its purpose is to provide a drum washing machine.

In order to achieve the above object, the present invention, the front is opened to form the back of the cabinet in which the door is installed, a water supply device for supplying the wash water is installed, a drive unit for providing the power required for the washing operation is installed, A rear panel mounted on a wall; A tub is formed inside the cabinet to form a cylindrical space so that the wash water is fresh and is integrally formed on the rear panel, and the drum is rotatably installed therein; Box portion is connected to the front panel in which the door is installed to form the outer wall of the cabinet, coupled to the rear panel to surround the tub, the drain unit is installed to determine whether to drain the wash water drained from the tub ; And it provides a wall-mounted mini drum washing machine comprising a drain for discharging the washing water discharged from the tub to the lower side of the box.

In addition, the drainage device is provided in the lower portion of the tub for discharging the wash water; A second drain pipe disposed below the first drain pipe and having a diameter larger than that of the first drain pipe; And a siphon drain disposed between the first drain pipe and the second drain pipe, and applying siphon pressure to the first drain pipe by washing water discharged from the second drain pipe to promote drainage.

The siphon drain may include: a body having an inlet connected to the first drain pipe and an outlet connected to the second drain pipe; A drain induction member formed in a cap shape inside the body and having a space at a lower portion thereof; And a siphon induction pipe protruding upward from the bottom of the body to be discharged while descending along the outlet after the washing water is moved upward, and maintaining a gap with the drainage guide member to form a flow path.

In addition, the body, the inlet is formed, the first body is formed with a first flange around the lower portion; A second body having a second flange in contact with the first flange and having the outlet; And a fixing member coupling the first flange and the second flange to each other.

In addition, the corresponding inner surface of the first flange and the second flange is characterized in that the O-ring for sealing is provided.

In addition, the O-ring is installed in the first seating groove formed in the first flange, the second seating groove formed in the second flange.

In addition, the drain guide member is characterized in that it is supported by a plurality of support members provided between the inner surface of the body and the drain guide member outer surface.

In addition, the siphon induction pipe is formed on the bottom of the body, is connected to the outlet, characterized in that the inner diameter is the same as the inner diameter of the outlet.

In addition, the siphon induction pipe protrudes upward from the bottom of the body, the drain induction member is arranged to surround the upper portion of the siphon induction pipe, the gap between the inner wall of the drain induction member and the outer wall of the siphon induction pipe. It is characterized in that the flow path is formed.

The wall-mounted mini drum washing machine according to the present invention is formed integrally with the rear panel on which the tub is mounted on the wall, so that a separate shock absorber is not required, thereby reducing the size of the drum washing machine, and the drum washing machine can be installed in various places. There is an advantage.

In addition, the wall-mounted mini drum washing machine according to the present invention has the advantage that the size of the wall-mounted mini drum washing machine is not formed because the extra space is not formed between the tub and the cabinet because the cabinet is formed in a cylindrical shape.

In addition, the wall-mounted mini drum washing machine according to the present invention has an advantage of reducing the size of the wall-mounted mini drum washing machine because the drive unit for providing power to the drum is installed outside the cabinet, so the installation space of the drive unit is not required inside the cabinet. .

In addition, the wall-mounted mini drum washing machine according to an embodiment of the present invention has an advantage of reducing the number and size of parts of the wall-mounted mini drum washing machine since the drive unit is directly connected to the drum, and thus a separate power transmission unit is not required.

In addition, the wall-mounted mini drum washing machine according to the present invention, since the wash water is discharged from the bottom of the cabinet, when installing the wall-mounted mini drum washing machine does not interfere with other furniture or walls disposed on the side or the back of the cabinet and the wall-mounted mini There is an advantage that the drum washing machine can be installed in various places.

In addition, the wall-mounted mini drum washing machine according to the present invention is installed because a heater for heating the fresh water in the tub can be boiled washing operation has the advantage of improving the washing efficiency of the wall-mounted mini drum washing machine .

In addition, the wall-mounted mini drum washing machine according to the present invention has an advantage of reducing the number and size of parts of the wall-mounted mini drum washing machine because the gasket installed between the tub and the cabinet serves as a front panel.

In the drainage device of the wall-mounted mini drum washing machine according to the present invention, the first and second drain pipes having different diameters are disposed in order to discharge the wash water under the drum, and the siphon drainage is provided between the first and second drain pipes to foam. By shortening the removal and drainage time, drainage efficiency can be enhanced.

In addition, the wall-mounted mini drum washing machine according to the present invention can be easily removed by removing the foreign matter accumulated in the body by forming the body of the siphon drain portion to the upper and lower parts.

1 is a perspective view of a wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 2 is an exploded perspective view showing a wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 3 is an exploded perspective view showing a front panel mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 4 is an exploded perspective view showing a gasket and a heater mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 5 is a perspective view of the bracket of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 6 is a perspective view showing the tub, front panel and gasket mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
7 is a rear perspective view of the tub of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
8 is an exploded perspective view illustrating a water supply device of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
9 is a rear perspective view showing the connection of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
10 is a perspective view showing a front panel of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
11 is a cross-sectional view showing the mounting structure of the tub, the front panel and the gasket of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
12 is a cross-sectional view of a wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 13 is a perspective view showing the drainage mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 14 is an exploded perspective view showing the drainage mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
15 is an exploded perspective view showing the drainage of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
Figure 16 is a side cross-sectional view showing the assembled state of the drainage of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
17 is a cross-sectional view showing the drainage of the wall-mounted mini drum washing machine according to an embodiment of the present invention.
18 is an exploded perspective view illustrating a gasket mounting structure of the wall-mounted mini drum washing machine according to another embodiment of the present invention.
19 is a cross-sectional view showing a gasket mounting structure of the wall-mounted mini drum washing machine according to another embodiment of the present invention.
20 is a cross-sectional view illustrating a state in which a protruding gasket is extracted to a gasket of a wall-mounted mini drum washing machine according to another embodiment of the present invention.
21 is a cross-sectional view showing a state in which a ring spring is added to the gasket of the wall-mounted mini drum washing machine according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a wall-mounted mini drum washing machine according to the present invention.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a perspective view showing a wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 2 is an exploded perspective view showing a wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 3 is a present invention Is an exploded perspective view showing a front panel mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the.

In addition, Figure 4 is an exploded perspective view of the gasket and heater mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 5 is a bracket of the wall-mounted mini drum washing machine according to an embodiment of the present invention 6 is a perspective view of the tub, front panel and gasket mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention.

In addition, Figure 7 is a rear perspective view of the tub of the wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 8 is an exploded view of the water supply device of the wall-mounted mini drum washing machine according to an embodiment of the present invention 9 is a perspective view illustrating a rear portion of the wall-mounted mini drum washing machine according to an embodiment of the present invention.

In addition, Figure 10 is a perspective view of the front panel of the wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 11 is a tub, front panel and gasket of the wall-mounted mini drum washing machine according to an embodiment of the present invention Figure 12 is a cross-sectional view showing a mounting structure, Figure 12 is a cross-sectional view showing a wall-mounted mini drum washing machine according to an embodiment of the present invention.

1 to 12, the wall-mounted mini drum washing machine according to an embodiment of the present invention includes a cabinet 110, a tub 130 installed inside the cabinet 110, and wash water is fresh, and a cabinet ( It includes a water supply device 150 for supplying the wash water into the tub 130 from the upper surface of the 110, and drainage devices (30, 40, 50) for discharging the wash water from the tub (130).

When the user starts the washing operation after storing the laundry in the drum 156, the washing water is supplied to the tub 130 by the operation of the water supply device 150. In this embodiment, the tub 130 from the upper surface of the cabinet 110. Washing water is supplied.

Therefore, since the water supply device 150 is not connected to the rear surface of the cabinet 110, and the water supply device 150 is connected to the upper surface of the cabinet 110, the rear surface of the cabinet 110 can be installed to be in close contact with the wall, and thus the wall-hung type. Mini drum washing machine can be implemented.

The water supply device 150 includes a water supply pipe 152 connected to the rear surface of the tub 130 from the upper surface of the cabinet 110.

Since the water supply pipe 152 protrudes to the upper surface of the cabinet 110, when the water hose is connected to the water supply pipe 152, the back of the tub 130 after the washing water supplied from the upper surface of the cabinet 110 is supplied into the cabinet 110. From the inside of the tub 130 from.

Therefore, the washing water supplied along the water supply pipe 152 is sprayed to the outer wall of the drum 156 while being sprayed forward from the rear of the drum 156, the inside of the drum 156 along a plurality of holes formed in the drum 156 Is sprayed on.

Washing water sprayed on the outer wall of the drum 156 washes away the foreign matter remaining on the outer wall of the drum 156, thereby preventing foreign matters such as detergent or lint from remaining on the outer wall of the drum 156.

In addition, the washing water sprayed on the outer wall of the drum 156 is supplied to the inside of the drum 156 along the hole formed in the drum 156, so that the washing water is scattered in the entire laundry stored in the drum 156 so as to wet the laundry. .

As described above, since the washing water is sprayed forward from the rear of the tub 130 to the drum 156, the laundry is easily wetted at the initial washing operation accommodated in the drum 156 to improve the washing efficiency. do.

The cabinet 110 includes a rear panel 120 mounted on a wall and a tub 130 integrally formed, a box portion 118 coupled to the rear panel 120 to surround the tub 130, and a box portion. And a front panel 112 installed at 118 and provided with a door 114.

The rear panel 120 is coupled to the wall by a fastening member, and the tub 130 is integrally formed on the rear panel 120.

Since the tub 130 is integrally formed on the rear panel 120 mounted on the wall, a separate damper or elastic member supporting the tub 130 is not required, thereby reducing the number of parts and reducing the size of the drum washing machine.

Here, the rear panel 120 serves as a support member for supporting the tub 130 and a mounting member for mounting the cabinet 110 on the wall at the same time, thereby simplifying the structure of the cabinet 110 and supporting the tub 130. The structure becomes simpler.

The rear panel 120 has a circular front shape, and a tub tub 130 having a cylindrical shape is integrally formed at the front of the rear panel 120.

Tub 130 is formed in a cylindrical shape with a larger diameter toward the door 114 side.

When the siphon drain 50 is connected to the front part of the tub 130, the washing water remaining in the tub 130 flows easily toward the front part of the tub 130 along the inclined surface, so that the washing water is discharged to the tub 130. It can be prevented from remaining.

The rear panel 120 is installed on the wall by a plurality of fastening members.

In addition, a cylindrical box portion 118 is provided on the rear panel 120 to surround the circumferential surface of the tub 130, and a front panel 112 having a circular panel shape is installed at the front of the box portion 118. .

Therefore, this embodiment forms a wall-mounted mini drum washing machine mounted on a wall in a cylindrical shape.

The tub 130 is integrally formed on the rear panel 120 and mounted on the wall so that the damper or elastic member supporting the tub 130 is not fixed because it is fixed to the wall so as not to flow.

Since the drum 156 of the present embodiment is manufactured to be compact to accommodate only a small amount of laundry, the vibration of the drum 156 is reduced by the fastening force of the fastening member installed on the rear panel 120 because the vibration generated by the rotation of the drum 156 is small. Can be offset.

In addition, the rear panel 120, the box portion 118 and the front panel 112 of the present embodiment is mounted on the wall without being upright on the ground, so that the rear panel 120, the box portion 118 and the front panel 112 The front shape may be made in a circular shape, and may be changed into various shapes.

The rear panel 120 is provided with a mounting groove 122 recessed forward from the rear surface of the rear panel 120 to form a space between the wall surface and the rear panel 120.

Therefore, the driving unit 180 is positioned in a space between the wall surface and the rear panel 120 formed by the mounting groove 122.

Since the water supply pipe 152 is formed at the connecting portion 124 formed by cutting the edge of the mounting groove 122, the water supply pipe 152 protruding from the upper surface of the cabinet 110 and the box portion 118 do not interfere.

Accordingly, when the water supply device 150 is repaired, the water supply device 150 may be repaired through the connection part 124 without removing the box part 118.

The connection part 124 is provided with a water supply valve 154 to be connected to the water supply pipe 152, and a cover 128 surrounding the water supply valve 154 is installed to open and close the connection part 124.

Since a plurality of fastening hole parts 126 are formed in a column shape around the water supply pipe 152, when the water supply valve 154 is seated in the fastening hole part 126, the water supply pipe 152 and the water supply valve 154 are connected to each other.

In addition, the cover 128 is coupled to one of the fastening hole parts 126a of the plurality of fastening hole parts 126, and the box part 118 is connected to the other fastening hole part 126b of the plurality of fastening hole parts 126. It is coupled by a fastening member.

The fastening member coupled to the fastening hole 126 may be disassembled to separate the cover 128 from the connection part 124. After the cover 128 is removed, the fastening member is disassembled to separate the water supply valve from the water supply pipe 152. 154) can be separated.

Accordingly, when the water supply valve 154 is damaged, the cover 128 is separated from the connecting portion 124 by separating the fastening member coupled to the cover 128 without separating the box portion 118 from the rear panel 120. And, by disassembling the fastening member coupled to the water supply valve 154 it is possible to replace the water supply valve (154).

The back panel 120 and the tub 130 are made of a synthetic resin material, and are manufactured by an injection process, so that the tub 130 and the back panel 120 can be manufactured by a single injection process.

Therefore, it is possible to reduce the time and cost required for the tub 130 and the back panel 120 production.

A driving unit 180 that provides power to the drum 156 is installed on the rear surface of the rear panel 120.

The driving unit 180 includes a motor 182 installed in the mounting groove 122, a rotation shaft 184 rotatably installed through the rear panel 120 to transmit power of the motor 182, and a rotation shaft ( 184 and the support 186 connecting the drum 156.

The support 186 is formed in a triangular shape and is connected to be in close contact with the rear outer wall of the drum 156, the rotation shaft 184 is coupled to the center of the support 186, the power of the motor 182 is the rotation shaft 184 and the support ( It is delivered to the drum 156 via 186.

The tub 130 is provided with a seating groove 132 in which the heater 139 is installed, and the bracket 134 supporting the heater 139 is slidably coupled to the seating groove 132.

The seating recess 132 is formed by recessing a portion of the lower side of the tub 130 in a lateral direction, and the seating recess 132 is provided with a pair of rails 132a to be slidably inserted into the bracket 134. .

The bracket 134 is formed with a pair of protrusions 134b sliding and inserted along the rail 132a, and a fitting hole 134a into which one end of the heater 139 is inserted between the pair of protrusions 134b. Is formed.

The tub 130 is installed in the front panel 136, the front panel 136 is formed in the connection hole 138 for supporting the heater 139, so that the front panel 136 is connected to the tub 130 in the state When the heater 139 is inserted through the hole 138, one end of the heater 139 is inserted into the fitting hole 134a and the other end of the heater 139 is inserted into the connection hole 138.

When a failure occurs in the heater 139, the operator may separate the heater 139 through the connection hole 138 without separating the front panel 136 from the tub 130.

The box part 118 is provided with a front panel 112 on which the door 114 is installed, and a gasket (Gap) is disposed between the front panel 112 and the storage hole 136a of the front panel 136 opposite to the door 114. 116 is installed.

13 is a perspective view showing the drainage mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 14 is a drainage mounting structure of the wall-mounted mini drum washing machine according to an embodiment of the present invention is shown 15 is an exploded perspective view of the drainage device of the wall-mounted mini drum washing machine according to an embodiment of the present invention.

In addition, Figure 16 is a side cross-sectional view showing the drainage assembly state of the wall-mounted mini drum washing machine according to an embodiment of the present invention, Figure 17 is a drainage device of the wall-mounted mini drum washing machine according to an embodiment of the present invention It is a plan cross-sectional view shown.

13 to 17, the drainage devices 30, 40, and 50 of the present embodiment include a first drain pipe 30, a second drain pipe 40, and a siphon drain 50.

The first drain pipe 30 is provided below the tub 130, and the laundry stored in the drum 156 is washed by water and detergent supplied by the water supply device 150, and then the first drain pipe 30 It is discharged to the outside of the cabinet 110 along.

The drum 156 is rotatably installed in the tub 130, and drains 30, 40, and 50 are installed below the tub 130 to discharge the washing water generated from the drum 156.

The second drain pipe 40 is disposed below the first drain pipe 30 and has a diameter larger than the diameter of the first drain pipe 30.

The second drain pipe 40 is connected to the first drain pipe 30 through the siphon drain 50 described below.

The first drain pipe 30 is provided with a drain valve 42 for opening and closing the discharge of the wash water, the solenoid valve may be used as the drain valve 42.

The first drain pipe 30 and the second drain pipe 40 are disposed to vertically coincide with the center line of the pipe.

The siphon drain 50 is provided between the first drain pipe 30 and the second drain pipe 40 and washes by applying siphon pressure to the first drain pipe 30 by the washing water discharged from the second drain pipe 40. Promote the discharge of water.

The siphon drain 50 includes a body 52, a drain guide member 70, and a siphon induction pipe 74.

The body 52 is formed with an inlet 55 connected to the first drain pipe 30 and an outlet 61 connected to the second drain pipe 40, and a space for washing water is stored inside the body 52. It is provided.

The body 52 is formed with an inlet 55, a first body 54 having a first flange 56 formed around the lower portion thereof, and a second flange 62 contacting the first flange 56. And a fixing member 66 for coupling the second body 60 having the outlet 61 and the first flange 56 and the second flange 62 to each other.

The corresponding inner surfaces of the first flange 56 and the second flange 62 are provided with an o-ring 68 for sealing.

The o-ring 68 is formed in a circular or polygonal cross section. In one embodiment of the present invention, a state having a circular cross section is shown.

The O-ring 68 is installed in the first seating groove 58 formed in the first flange 56 and the second seating groove 64 formed in the second flange 62.

The fixing member 66 includes a bolt fitted to a hole formed in the first flange 56 and the second flange 62, and a nut coupled thereto. Of course, other mechanical fastening elements such as screws can be applied as necessary.

The drain guide member 70 is formed in a cap shape inside the body 52 and has a space at the bottom thereof.

The drain guide member 70 is supported by a plurality of support members 72 provided between an inner surface of the body 52 and an outer surface of the drain guide member 70.

The drain induction member 70 is disposed with the lower circumferential surface at a predetermined distance from the bottom surface of the second body 60, which means that the support member 72 is disposed on the outer surface and the second side of the drain induction member 70. This is possible by interconnecting the inner surface of the body 52.

The siphon induction pipe (74) is fixed to the body (52) so that the washing water is discharged through the outlet (61) after rising upwards, maintaining a gap above the siphon induction pipe (74) and drainage guide member (70) Is disposed to form a flow path 76 through which the washing water is raised.

The siphon induction pipe 74 protrudes upward from the bottom of the body 52 and is connected to the outlet 61, and the inner diameter thereof is formed to be the same as the outlet 61. In addition, the discharge port 61 is configured to be the same as the inner diameter of the second drain pipe (40).

The drain guide member 70 is disposed to surround an upper portion of the siphon guide pipe 74 protruding upward from the bottom of the body 52, and an inner wall of the drain guide member 70 and an outer wall of the siphon guide pipe 74. A gap is formed between the flow paths 76.

Therefore, the washing water flowing into the body 52 through the first drain pipe 30 is moved to the rim side of the body 52 after colliding with the drain induction member 70, and after descending to the bottom of the body 52, the drainage It rises along the flow path 76 formed between the guide member 70 and the siphon guide pipe 74, and descends along the siphon guide pipe 74 and the discharge port 61.

Since the drainage is delayed while the washing water is discharged along the path as described above, the siphon pressure is applied to the first drain pipe 30.

Looking at the operation of the drum 50 washing machine according to an embodiment of the present invention configured as described above are as follows.

When the user starts the washing operation after storing the laundry in the drum 50, the washing water is supplied into the tub 130 along the water supply pipe 152 by the operation of the water supply valve 154.

At this time, the wash water supplied along the water supply pipe 152 is supplied to the tub 130 through the back panel 120, the wash water passing through the back panel 120 is moved along the water supply pipe 152 and the back panel. The rear surface of the tub 130 is moved from the upper surface of the 120.

The wash water supplied into the tub 130 through the rear panel 120 along the water supply pipe 152 is sprayed to the front side from the rear of the tub 130.

Therefore, since the washing water sprayed from the back of the tub 130 is sprayed on the entire back and circumferential surface of the drum 156, an effect of washing the foreign matter remaining on the inner wall of the tub 130 and the outer wall of the drum 156 appears. 11, see FIG. 12)

When the supply of the washing water is completed, power is applied to the motor 182, and power is transmitted to the drum 156 along the rotating shaft 184 and the support 186 to proceed with the washing operation.

After the washing is performed for a set time, the driving of the drum 156 is stopped and the drainage valve 42 provided in the second drainage pipe 40 is opened to discharge the washing water.

At this time, the washing water is already stored in the body 52 and the second drain pipe 40 before the drain valve 42 is opened, and is washed with the second drain pipe 40 at the same time as the drain valve 42 is opened. As the water is discharged, a pressure for pulling the wash water stored in the body 52 through the outlet 61, the siphon guide pipe 74, and the flow path 76 is generated, that is, the suction pressure.

That is, as a negative pressure (suction pressure) is generated in the body 52, the siphon pressure is applied to the wash water moving to the first drain pipe 30 having a diameter smaller than the diameter of the second drain pipe 40. To increase drainage pressure. This facilitates the discharge of the foam and the wash water remaining in the drum 156 or the tub 130.

As such, unlike the conventional natural fall-off drainage system, the drainage devices 30, 40, and 50 of the present invention facilitate the drainage by using a siphon (Siphon) principle, so that the wash water drainage is better, and the drainage time is improved. It can be shortened.

18 is an exploded perspective view illustrating a gasket mounting structure of the wall-mounted mini drum washing machine according to another embodiment of the present invention, and FIG. 19 is a gasket mounting structure of the wall-mounted mini drum washing machine according to another embodiment of the present invention. 20 is a cross-sectional view illustrating a state in which a protruding gasket is traced to a gasket of a wall-mounted mini drum washing machine according to another embodiment of the present invention, and FIG. 21 is a wall-mounted mini drum washing machine according to another embodiment of the present invention. It is sectional drawing which the state which the ring spring added to the gasket of is shown.

18 to 21, the gasket 116 of the wall-mounted mini drum washing machine according to another embodiment of the present invention has one end coupled to the tub 230 and a door 314 installed on the front panel 312. The other end is in close contact with.

The gasket 220 includes an elastic material such as rubber, and is made of a corrugated shape, so that the length of the gasket 220 is variable in the vibration generation process of the tub 230.

The mounting hole 213 is formed in the front end of the tub 230, the locking portion 214 is protruded on the outer peripheral surface of the tub 230. The gasket 220 penetrates through the mounting hole 213 and is fixed to the locking portion 214.

The engaging portion 214 according to the embodiment of the present invention is provided with a coupling protrusion 215 and a locking protrusion 216.

Coupling protrusion 215 is formed to protrude from the outer peripheral surface of the tub (230). The coupling protrusion 215 is located close to the mounting hole 213, and a plurality of mounting holes 213 are disposed along the circumferential surface of the tub 230.

The locking protrusion 216 may extend in the opposite direction of the mounting hole 213 at the end of the coupling protrusion 215, and the locking portion 214 may include only the coupling protrusion 215 except for the locking protrusion 216.

The gasket 220 according to the embodiment of the present invention is provided with a curved body 221, a through body 222, and a combined body 223.

The curved body 221 is formed to be bent to catch the locking portion 214, the curved body 221 is formed to be bent to surround the locking portion 214, the end is in close contact with the engaging projection 215, the locking projection ( 216) is fixed.

The through body 222 is connected to the curved body 221 and passes through the mounting hole 213. The through body 222 is integrally formed with the curved body 221, and a separate seal is added to the through body 222 to prevent leakage through the mounting hole 213.

The combination 223 is connected to the through body 222. The combination body 223 is integrally formed with the through body 222 and is in close contact with the door 314 to prevent the wash water from being lost along the gap between the tub 230 and the door 314.

The gasket 220 according to the present embodiment is further provided with a protrusion 224, the protrusion 224 is coupled to the curved body 221, protrudes laterally and is caught by the tub 230.

In this case, the protrusion 224 is further bonded to the curved body 221 or integrally formed with the curved body 221 to be in contact with the outer surface of the tub 230.

End of the curved body 221 is inserted into the engaging portion 214 is formed in a 'U' shape, the gasket 220 according to the present embodiment is further provided with a ring spring 225, ring spring 225 The silver is inserted into an end portion of the curved body 221 penetrating the mounting hole 213 to bring the curved body 221 into close contact with the circumferential surface of the tub 211.

At this time, the ring spring 225 has a diameter corresponding to the tub 230 to surround the tub 230 and is inflated by an external force.

End of the curved body 221 is bent to be in close contact with the engaging projection 216, the engaging projection 215 and the tub 230 to form an installation space for the ring spring 225 is inserted.

This reduces the size and number of parts of the wall-mounted mini drum washing machine by improving the shape of the cabinet, the connection structure of the tub, and the mounting structure of the driving unit, can be mounted in various places, and the wall hanging can perform the washing operation. It is possible to provide a mini drum washing machine.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

In addition, the wall-mounted mini drum washing machine has been described as an example, but this is merely exemplary, and the drum washing machine of the present invention may be used in other products other than the wall-mounted mini drum washing machine.

Accordingly, the true scope of the present invention should be determined by the following claims.

30: first drain pipe 40: second drain pipe
42: drain valve 50: siphon drain
52: body 54: the first body
55: inlet 56: the first flange
58: first seating groove 60: second body
62: second flange 64: second seating groove
70: drainage guide member 72: support member
74: siphon induction tube 76: euro
110: cabinet 112: front panel
114: door 116, 220: gasket
120: rear panel 122: mounting groove
124: connecting portion 126: fastening hole
128: cover 130: tub
132: seating groove 132a: rail
134: bracket 134a: fitting hole
134b: protrusion 136: front panel
136a: storage hole 138: connection hole
139: heater 150: water supply device
152: water supply pipe 154: water supply valve
156; Drum 180: drive unit
182: motor 184: rotating shaft
186: support

Claims (9)

A rear panel of which a front is opened to form a rear surface of a cabinet in which a door is installed, a water supply device for supplying washing water is installed, and a driving unit for providing power required for washing operation is installed and mounted on a wall;
A tub is formed inside the cabinet to form a cylindrical space so that the wash water is fresh and is integrally formed on the rear panel, and the drum is rotatably installed therein;
Box portion is connected to the front panel in which the door is installed to form the outer wall of the cabinet, coupled to the rear panel to surround the tub, the drain unit is installed to determine whether to drain the wash water drained from the tub ; And
Wall-mounted mini drum washing machine comprising a drain for discharging the washing water discharged from the tub to the lower side of the box.
The method of claim 1, wherein the drainage device,
A first drain pipe disposed under the tub to discharge the washing water;
A second drain pipe disposed below the first drain pipe and having a diameter larger than that of the first drain pipe; And
The wall-mounted mini is provided between the first drain pipe and the second drain pipe, and includes a siphon drainage portion that promotes drainage by applying siphon pressure to the first drain pipe by washing water discharged from the second drain pipe. Drum Washing Machine.
The method of claim 2,
The siphon drain portion,
A body having an inlet connected to the first drain pipe and an outlet connected to the second drain pipe;
A drain induction member formed in a cap shape inside the body and having a space at a lower portion thereof; And
Wall washing type comprising a siphon induction pipe protruding upward from the bottom of the body so as to be discharged while descending along the discharge port after the washing water is moved upwards, and maintains a gap with the drain guide member to form a flow path. Mini drum washing machine.
The method of claim 3, wherein the body,
A first body having the inlet formed therein and having a first flange formed around the lower portion thereof;
A second body having a second flange in contact with the first flange and having the outlet; And
Wall-mounted mini drum washing machine comprising a fixing member for coupling the first flange and the second flange mutually.
5. The method of claim 4,
Wall-mounted mini drum washing machine, characterized in that the O-ring for sealing is provided on the corresponding inner surface of the first flange and the second flange.
The method of claim 5,
The O-ring wall-mounted mini drum washing machine is installed in the first seating groove formed in the first flange and the second seating groove formed in the second flange.
The method of claim 3,
The drain guide member is a wall-mounted mini drum washing machine, characterized in that supported by a plurality of support members provided between the inner surface of the body and the drain guide member outer surface.
The method of claim 3,
The siphon induction pipe is formed on the bottom surface of the body, is connected to the outlet, the wall-mounted mini drum washing machine, characterized in that the inner diameter is the same as the inner diameter of the outlet.
The method according to claim 3 or 4,
The siphon induction pipe protrudes upward from the bottom of the body, the drain induction member is disposed to surround the upper portion of the siphon induction pipe, a gap is formed between the inner wall of the drain induction member and the outer wall of the siphon induction pipe. Wall-type mini drum washing machine, characterized in that the flow path is formed.

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