JP6111428B2 - Drum washing machine - Google Patents

Description

  The present invention relates to a drum-type washing machine having a door that can be opened and closed for cleaning a drainage filter.

  Conventionally, this type of drum-type washing machine is configured as shown in FIG. FIG. 6 is a perspective view of a main part of a conventional drum-type washing machine with the door body open, and shows a user operating the drainage filter. The configuration will be described below.

  A decorative panel 180 is attached to the front surface of the main body, and a door body 181 is attached below the decorative panel 180. The door body 181 is formed such that the front dividing line with the decorative panel 180 has a U-shape with three upper and lower and right lines. Inside the door body 181 is provided a filter case 167 that houses a drainage filter 161 that collects lint when draining the washing water. The user can clean the drainage filter 161 by opening the door body 181 and attaching / detaching the drainage filter 161.

  In general, the door body 181 configured as described above includes an upper shaft 182 and a lower shaft 183 that are formed outward at upper and lower ends in the vicinity of the side surface, respectively, as shown in FIG. The door 181 is configured to be freely opened and closed by fitting the shaft 182 and the lower shaft 183 into fitting holes 184 and 185 provided in the decorative panel 180, respectively.

  For the purpose of improving the appearance when the door 181 is closed, the U-shaped gap between the door 181 and the decorative panel 180 is formed as narrow as possible.

JP 2009-082659 A

  In such a conventional configuration, since the upper and lower shafts of the door body are outside the upper and lower ends, it is necessary to form fitting holes in the upper and lower outer decorative panels of the door body. Therefore, the division line on the front side has to be a U-shape composed of the upper, lower, and inner three lines. As a result, there is a problem in that the number of division lines increases on the front surface and the design is degraded. At the same time, the upper and lower sides of the door body are surrounded by a decorative panel with a narrow gap, so the door body opens and closes visually with respect to the decorative panel, that is, the shaft is made to open and close while changing the gap uniformly. When it is configured to be tilted along the panel surface, the side wall of the door body rotates obliquely along the tilted axis, so that the side wall of the door body interferes with the decorative panel, resulting in poor operability in opening and closing. There were also challenges.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a drum-type washing machine that is excellent in design and configured so that the side wall does not interfere with the decorative panel even when the door body is opened and closed. And

In order to solve the above-described conventional problems, a drum-type washing machine of the present invention has a rotating drum formed in a bottom cylindrical shape, and a rotating shaft direction is horizontal or horizontal from the opening front side to the back side as the bottom. A water tank that encloses the rotating drum so as to be inclined downward from the direction, a motor that rotationally drives the rotating drum, a water supply unit that supplies water into the water tank, and a drain port formed in a lower part of the water tank, A drain pipe communicating with the drain port, a filter case communicating with the drain pipe, a decorative panel provided on the front surface of the main body, and attached to the decorative panel at a position corresponding to the filter case. A door body that is opened and closed when the drainage filter provided is attached and detached, and the door body is provided at the lower end of the decorative panel so as to be opened and closed by an upper shaft and a lower shaft, and the lower shaft is Is configured on the rear surface from the outer periphery inward of Kitobira body, and the decorative panel is configured to tilt forward, the door member rotation axis of the door body, the decorative said door body inclined to match the panel The door body is configured to be inclined along the surface, and the door body has a door body elevating mechanism that raises the door body when the door body is closed and lowers the door body when the door body is opened. It is what you have.

  As a result, it is possible to provide a shaft fitting shape on the lower side of the decorative panel on the back side of the door body, eliminating the need for a dividing line on the lower side of the door body, and reducing the number of dividing lines from the conventional three to two. In addition to being able to design doors and drum-type washing machines with excellent design, there is room for moving the doors downward and avoiding them when the upper side walls of the doors interfere with the decorative panel Is formed.

  According to the structure of the drum type washing machine provided with the door body and the input port frame portion of the present invention, the number of division lines between the door body and the decorative panel can be reduced, so that the design is excellent and the side wall of the door body It is possible to provide a drum type washing machine configured so as not to interfere with the decorative panel.

The longitudinal cross-sectional view of the drum type washing machine in Embodiment 1 of this invention Perspective view of essential parts of the drum-type washing machine with the door opened. Front view of the main part of the drum type washing machine with the door closed AA sectional view of FIG. BB sectional view of FIG. The principal part perspective view of the door body of the conventional drum type washing machine in an open state Schematic configuration diagram of a door body of a conventional drum type washing machine

The drum-type washing machine according to the first aspect of the present invention has a rotating drum formed in a bottomed cylindrical shape, and a rotating shaft direction is horizontal or inclined downward from the horizontal direction from the opening front side toward the back side as the bottom. A water tank containing the rotating drum, a motor for rotating the rotating drum, a water supply unit for supplying water into the water tank, a drain port formed at the lower part of the water tank, and a drainage connected to the drain port A filter case that communicates with the drainage pipe, a decorative panel provided on the front surface of the main body, and a drainage filter that is attached to the decorative panel at a position corresponding to the filter case, and is installed in the filter case. and a door body which is opened and closed when it is, the door body, the decorative panel lower openably provided by an upper shaft and a lower shaft of the lower shaft is back from the outer periphery inward of the door body Is configured, and the decorative panel is configured to tilt forward, the door member rotation axis of the door body is constructed inclined along the surface of the door body which is inclined in conformity with the decorative panel, The door body has a door body lifting mechanism on the lower shaft that raises the door body when the door body is closed and lowers the door body when the door body is opened.

With this configuration, it is possible to provide the lower side of the decorative panel with a shaft fitting shape on the back side of the door body, eliminating the need for a dividing line on the lower side of the door body, and reducing the number of dividing lines from the conventional three to two. Therefore, it is possible to design a door body and a drum-type washing machine with excellent design, and when the door body having a tilted axis opens, even if the upper part of the side wall of the door body interferes with the decorative panel, to broaden the gap between the decorative panel and descends door when the door body is opened, without the side walls of the door body from interfering with the decorative panel, Ru can solve the problem of operability for opening and closing the door body is deteriorated .

According to a second aspect of the present invention, in the first aspect , the door body lifting mechanism is provided on the decorative panel, with ribs formed upright on the back surface of the door body and having an inclined portion on the lower side. And a shaft holding arm having a lower fitting hole provided corresponding to the lower shaft, and the inclined portion of the rib rides on the shaft holding arm when the door body is closed. . With this configuration, the door lifting mechanism can be realized with a simple configuration that is easily formed.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
1 is a longitudinal sectional view of a drum-type washing machine according to Embodiment 1 of the present invention. FIG. 2 is a perspective view of an essential part of the drum type washing machine with the door body open. 3 is a front view of a main part of the drum type washing machine with the door body closed, FIG. 4 is a cross-sectional view taken along line AA in FIG. 3, and FIG. 5 is a cross-sectional view taken along line BB in FIG.

  As shown in FIG. 1, a water tank 52 is swingably disposed inside a main body 51 of the drum type washing machine, and a rotating drum 53 is rotatably disposed in the water tank 52. Rotation is driven by a motor 54 attached to the back of the water tank 52 from the outside. Further, the drum type washing machine of the first embodiment automatically controls the motor 54, the water supply unit 55, the drainage unit 56, etc. according to the mode setting and control program to perform at least a washing process, a rinsing process, and a dehydrating process. have.

  The water supply unit 55 supplies water into the water tank 52 in a timely manner as indicated by a solid arrow a through the water supply path 75 by opening and closing the water supply valve 57. Moreover, the detergent previously put by the user into the detergent container 58 using the water supply can be thrown into the water tank 52 together with the tap water in a timely manner. The drainage unit 56 is connected to a drainage port 71 formed at the lowest point of the water tank 52 as indicated by a one-dot chain line arrow b when necessary, such as at the end of the washing process or at the end of the rinsing process, by opening and closing the drain valve 59. It is installed in the filter case 67 through the drainage pipe 60, collects lint and passes through a drainage filter 61 that can be removed from the outside, and then passes through a connection hose 72 and a drainage valve 59 to the outside of the machine. It can be drained. A drainage groove 76 is formed at the inner lower part of the side wall of the water tank 52 so as to be easily drained to the drainage port 71.

  In addition, one end of a circulation path 69 formed in a hose shape is connected to a circulation inlet 68 formed in a filter case 67 in which the drainage filter 61 is provided, and the other end of the circulation path 69 is connected to the water tank 52. The side wall is connected to a circulation discharge port 70 formed at a position in front of the front end of the rotary drum 53. That is, the drainage port 71 of the water tank 52 communicates with the drainage pipe 60, the filter case 67, the circulation inlet 68, the circulation path 69, the circulation discharge port 70, and the water tank 52, and allows the circulation waterflow to pass when the rotary drum 53 rotates. It forms a circulation path for circulating water flow.

  The rotary drum 53 is directly connected to a motor 54 fixed to the outer bottom portion of the water tank 52 by a rotary shaft 63 arranged so as to be inclined substantially horizontally or downwardly from the horizontal direction, and is rotated and driven to open a front opening / closing door. The clothes thrown into the rotating drum 53 from 64 parts are washed with stirring. The open / close door 64 can seal and open the water tank 52 via a sealing material 66 attached to the opening edge 65 of the water tank 52.

  The user selects a mode such as a driving course and various functions by inputting from an operation panel 73 provided on the upper front of the main body 51. Based on the input information, the control means 74 displays the information on a display means (not shown) on the operation panel 73 to notify the user, and the operation is started by an input setting means (not shown) on the operation panel 73. When set, data from a water level detection means (not shown) for detecting the water level in the water tank 52 is input, and the operations of the motor 54, drain valve 59, water supply valve 57, etc. are controlled, washed and rinsed. , Perform dehydration and other operations.

  On the other hand, as shown in FIGS. 2 to 4, a decorative panel 80 is attached to the lower front surface of the main body 51. A door body 81 is attached to the lower end of the decorative panel 80 so as to cover the filter case 67 at a position corresponding to the filter case 67. By opening the door 81, the drainage filter 61 attached to the filter case 67 can be detached and cleaned.

  The door body 81 has dividing lines L1 and L2 between the two decorative panels 80 located on the upper side and the left side, and the gap 51 between the door body 81 and the decorative panel 80 is a narrow gap of about 0.5 mm, and the main body 51 It is formed in consideration of design so as to improve the appearance when the door body 81 is closed on the front surface of. Moreover, the surface shape of the door body 81 is formed along the decorative panel 80 which comprises the design of the external shape of the main body 1, and as shown in FIG. An upper shaft 82 provided outward from the outer periphery of the door body 81 is formed on the upper side in the vicinity of the right side surface of the door body 81. A lower shaft 83 is formed below the upper shaft 82 at a position inside the outer periphery of the door body 81. By fitting the upper shaft 82 and the lower shaft 83 into the upper fitting hole 84 and the lower fitting hole 85, respectively, the door body 81 is attached to the decorative panel 80 so as to be opened and closed.

  The upper shaft 82 and the lower shaft 83 are configured as a door body rotation shaft 89 inclined forward along the design shape of the surface of the door body 81. Thereby, when the door body 81 opens and closes, the gap changes uniformly with respect to the decorative panel 80, so that the appearance at the time of opening and closing can be improved. The decorative panel 80 has an upper fitting hole 84 formed at a position corresponding to the upper shaft 82 on the upper side, and a lower fitting hole 85 formed at a position corresponding to the lower shaft 83 on the lower side. The lower fitting hole 85 is formed in a shaft holding arm 86 provided to extend forward from the decorative panel 80 configured to be recessed according to the door body 81. The shaft holding arm 86 has a relief portion 87 at the base so that the side wall of the door body 81 does not interfere when the door body 81 is opened.

  According to the configuration described above, the lower shaft 83, the lower fitting hole 85, and the shaft holding arm 86 constituting the shaft fitting shape on the lower side of the decorative panel are provided on the back surface side of the door body 81. As a result, the door body 81 can be provided at the lower end of the decorative panel 80, and the dividing line on the lower side of the door body 81 is not necessary. Therefore, the number of dividing lines on the front surface of the door body 81 is two from the conventional three. The design can be improved. Furthermore, when the upper part of the side wall of the door body 81 interferes with the decorative panel 80, a room that can be avoided by moving the door body 81 downward is formed.

  In addition, in the drum type washing machine according to the first embodiment, the door body 81 raises the door body 81 in the vicinity of the lower shaft 83 when the door body 81 is closed, and when the door body 81 is opened. A door lifting mechanism 90 for lowering 81 is provided. As shown in FIG. 2, in the vicinity of the lower shaft 83, a rib 88 is provided on the back surface of the door body 81 so as to be upright in the vertical direction and formed with an inclined portion 88 a on the lower side. The rib 88 has a positional relationship such that the inclined portion 88a rides on the shaft holding arm 86 in the middle of closing the door body 81 and rides about several mm on the shaft holding arm 86 in the closed position. At this time, the upper end of the lower shaft 83 and the shaft holding arm 86 are configured such that the door body 81 rises to such an extent that there is a clearance S of about 1 to 2 mm. Thereby, the door body 81 opens along the inclined door body rotation axis 89, and even when the side wall upper end 91 of the door body 81 moves upward, that is, in a direction of interfering with the decorative panel, the door body 81 opens, The inclined portion 88a of the rib 88 descends by the gap S due to its own weight along the shaft holding arm 86, and widens the upper gap d.

  With the above configuration, it is possible to prevent the side wall upper end portion 91 of the door body 81 from interfering with the decorative panel 80. Thereby, the problem that the operativity which opens and closes the door body 81 worsens because the decorative panel 80 and the door body 81 interfere can be solved. Further, the shaft holding arm 86 is integrally formed with the decorative panel 80, the rib 88 is integrally formed with the door body 81, and the door body lifting mechanism 90 can be realized with a simple configuration that is easily formed.

  As described above, the drum type washing machine according to the present invention can improve the design by reducing the dividing line on the front surface of the door body by the structure of the door body and the decorative panel. It is useful as a formula dryer.

52 water tank 53 rotating drum 54 motor 61 drain filter 67 filter case 80 decorative panel 81 door body 82 upper shaft 83 lower shaft 84 upper fitting hole 85 lower fitting hole 86 shaft holding arm 87 relief shape portion 88 rib 88a inclined portion 89 door Body rotation axis 90 Door body lifting mechanism 91 Side wall upper end

Claims (2)

A rotating drum formed in a bottomed cylindrical shape, and a water tank containing the rotating drum such that the direction of the rotation axis is horizontal or inclined downward from the horizontal direction from the opening front side toward the back side as the bottom, A motor for rotating the rotary drum, a water supply unit for supplying water into the water tank, a drain port formed in a lower part of the water tank, a drain pipe communicating with the drain port, and a filter case communicating with the drain pipe And a decorative panel provided on the front surface of the main body, and a door attached to the decorative panel at a position corresponding to the filter case and opened and closed when a drainage filter installed in the filter case is attached and detached. the door, the decorative panel lower openably provided by an upper shaft and a lower shaft of the lower shaft is configured on the rear surface of the inner side of the outer periphery of the door body, and the decorative Pas Le is configured to tilt forward, the door member rotation axis of the door body is constructed inclined along the surface of the door body which is inclined in conformity with the decorative panel, the door, the lower shaft A drum-type washing machine having a door body lifting mechanism that raises the door body when the door body is closed and lowers the door body when the door body is opened. The door body elevating mechanism includes a rib formed upright on the back surface of the door body and having an inclined portion on the lower side, and a lower fit provided on the decorative panel and corresponding to the lower shaft. The drum-type washing machine according to claim 1 , wherein the drum-type washing machine includes a shaft holding arm having a joint hole, and the inclined portion of the rib rides on the shaft holding arm when the door body is closed.

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