JP2005342160A - Dishwasher - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a dishwasher giving a feeling of quality to an operation part and minimizing the manufacturing cost in the dishwasher having the operation part and a window part in a door body. <P>SOLUTION: A lower door body 6 is provided with the window part 35 allowing a person to see through a washing tub from the outside, and the operation part 47 operating a switch 40. An outside transparent member 27 of the window 35 covers a panel part 29 from the front via a clearance 30 to form a hole part 48 in a part corresponding to the operation part 47. The surface of the outside transparent member 27 is stuck with a film 49 and the film 49 covers the front face of the operation part 47. The rear side of a circuit board 38 is provided with an illumination LED 42 and the illumination LED 42 can illuminate the interior of the washing tub. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a dishwasher comprising a door body that opens and closes a front opening of a main body, and a window portion that allows the inside of a washing tank to be seen from the outside.

In the dishwasher, a door body that opens and closes the front opening of the main body is provided with a window that allows the inside of the washing tank to be seen from the outside. In this case, the operation panel having an operation unit for performing settings related to the cleaning operation is generally provided in a lower part of the front surface of the main body, for example, different from the door body (for example, Patent Document 1, Patent Document 1). 2).
JP-A-11-346976 JP-A-7-163502

  By the way, in order to give a high-class feeling to the operation portion, a transparent member is used for the operation panel, and a printing film is integrally formed on the surface of the transparent member. However, in the conventional configuration, a transparent member is required to form the window portion of the door body, a dedicated transparent member is also required for the operation panel portion, and a dedicated film is also required. There was a drawback that the cost was high.

  The present invention has been made in view of the above-described circumstances, and its main purpose is to provide an operation part and a window part on the door body, while being able to give a high-class feeling of the operation part part, It is in providing the dishwasher which can reduce manufacturing cost as much as possible.

  In order to achieve the above object, a dishwasher according to the present invention is provided with a main body having a cleaning tub inside and an opening on the front surface, and opening and closing the opening on the front surface of the main body. A door body, an operation portion provided on the door body for performing settings related to the cleaning operation, and provided on the door body in the vicinity of the operation portion, so that the inside of the cleaning tank can be seen through from the outside. The window portion has a transparent member on each of the inner side and the outer side of the door body, and has a film covering the surface of the outer transparent member. It also features that it covers the front of.

  In this case, it is preferable to provide illumination means for illuminating the inside of the cleaning tank on the door body.

In the present invention, the window portion and the operation portion are provided on the door body, and the front surface of the operation portion is covered with a film provided on the surface of the transparent member outside the window portion, so that the operation portion portion is high-grade. It becomes possible to give a feeling. And the film can be provided integrally with the film of a window part, and can reduce a manufacturing cost compared with the case where it provides separately.
When the illumination means for illuminating the inside of the cleaning tank is provided on the door body, the inside of the cleaning tank can be more easily seen by illuminating the inside of the cleaning tank with the illumination means.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
First, in FIG. 2 showing the appearance of the dishwasher of the present invention, the main body 1 of the dishwasher has a rectangular box shape with an opening 2 on the front surface, and the outer shell is formed by the outer box 3. A front lower cover 4 is provided at the front lower part. A door 5 for opening and closing the opening 2 is provided on the front surface of the main body 1.

  The door body 5 includes a plurality of door bodies, in this case, a lower door body 6 on the lower side and an upper door body 7 on the upper side. The lower door body 6 and the upper door body 7 are illustrated in the drawing. It is connected so as to be linked by a link mechanism that does not. Among these, the lower door body 6 is pivotally supported with respect to the main body 1 on both the left and right sides of the lower end portion, and is configured to open the lower portion of the opening portion 2 by rotating downward.

On the other hand, the upper door body 7 is supported by the upper part of the outer box 3 so as to be slidable and rotatable, and support shafts (not shown) provided at both right and left ends of the upper door body 7 By sliding along the guide groove 8 formed in the upper part, it moves from the closed state to the upper side of the main body 1 and becomes an open state. An exhaust port 9 is provided in a substantially central portion of the upper door body 7.
As shown in FIG. 4, the main body 1 is provided with a cleaning tank 10 having an open front surface, and the cleaning tank 10 is provided with a stainless steel plate 11 at a portion visible from the opening 2. . This stainless steel plate 11 has a U-shape with an open front as viewed from above. In addition, the washing tank 10 accommodates tableware baskets 12 and 13 for holding tableware and the like so as to be able to be taken in and out, and although not shown, a washing injection nozzle, a pump, a heater, a fan, and the like are disposed. Has been. Here, the injection nozzle is for injecting cleaning water onto the tableware and the like placed on the tableware baskets 12 and 13 to perform a cleaning process and a rinsing process for removing dirt. The pump supplies cleaning water to the spray nozzle during cleaning, and discharges the cleaning water to the outside of the cleaning tank 10 during drainage. The heater is used for heating the washing water during the washing process and the rinsing process, raising the temperature during the drying process, and blowing the drying air on the tableware or the like with a fan for drying.

  And the latching claw 20 (only one is shown in FIG. 1) which comprises a locking means is provided in the right-and-left both ends of the lower door body 6 among the said door bodies 5. As shown in FIG. The locking claw 20 locks the lower door body 6 in a closed state with respect to the main body 1 by being locked to a not-shown locked portion provided on the main body 1 side. As shown in FIGS. 2 and 3, an opening button 21 extending in the left-right direction is provided on the front surface portion of the lower door body 6 so as to be pressed. The link mechanism for connecting the lower door body 6 and the upper door body 7 is urged by a spring (not shown) in a direction to open the lower door body 6 and the upper door body 7. Here, when the opening button 21 is pressed while the door body 5 is closed, the locking claw 20 is released from the locked portion, and the lower door body 6 is automatically directed downward by the biasing force of the spring. The upper door body 7 moves upward as the support shaft slides. Further, when the lower door body 6 is further pushed down, the door bodies 6 and 7 and thus the door body 5 are opened. The lower door body 6 is in an almost horizontal state when opened (see the two-dot chain line in FIG. 1).

  Next, the detailed structure of the lower door body 6 will be described. In FIG. 1, the base of the outer shell of the lower door body 6 is formed in a hollow shape by combining a front door cover plate 25 and a back door cover plate 26. As shown in FIG. 3, an outer transparent member 27 having a rectangular plate shape is attached below the open button 21. On the front surface of the door surface plate 25, a decorative plate 28 made of stainless steel is attached to a portion excluding the outer transparent member 27 and the open button 21. On the back side of the lower part of the outer transparent member 27, the outer transparent member 27 and the panel portion 29 which is a part of the door front plate 25 are opposed to each other with a gap 30 therebetween. The upper end portion of the panel portion 29 has a horizontal portion 29a protruding rearward, and a display sheet 31 is attached to the surface of the panel portion 29 so as to cover the surface of the horizontal portion 29a. ing. Further, on the back side of the outer transparent member 27, a rectangular opening 32 that is long in the left-right direction along the open button 21 is formed above the panel portion 29.

  On the back side of the lower door body 6, a large opening 33 is formed on the door back plate 26 below the opening 32, and an inner transparent member 34 is attached so as to cover the opening 33. ing. In this case, the outer transparent member 27 is made of, for example, polystyrene, and the inner transparent member 34 is made of, for example, polymethylpentene. Here, the outer transparent member 27 and the inner transparent member 34 opposed to each other with the opening 32 interposed therebetween constitute a window portion 35 that allows the inside of the cleaning tank 10 to be seen through from the outside.

  The back surface of the inner transparent member 34 is substantially flush with the back surface of the door back plate 26. As shown in FIG. A convex portion 36 (corresponding to a portion protruding rearward) protruding rearward from the back surface is provided in a frame shape so as to surround the inner transparent member 34. In the convex portion 36, a slope 36 a that is inclined downward toward the inner side of the cleaning tank 10 is formed at a portion corresponding to the lower side portion of the opening 33.

  A control unit 37 is disposed on the back side of the panel unit 29. The control unit 37 has a configuration in which a wiring board 38 is housed in a case 39. A plurality of switches 40 (only one is shown in FIG. 1) for performing settings related to the cleaning operation are provided on the front side of the wiring board 38, and a plurality of display LEDs 41 constituting the display element. Are provided, and a blue illumination LED 42 constituting the illumination means is provided on the back surface side. The wiring board 38 is also provided with a microcomputer (not shown) that constitutes control means for controlling the cleaning operation, the display LEDs 41, and the illumination LEDs 42.

  The illumination LED 42 is connected to the wiring of the wiring board 38 through the eye 43. Further, as shown in FIG. 4, the LED 42 for illumination avoids the tableware baskets 12 and 13 between the lower tableware basket 12 and the upper tableware basket 13 when the lower door body 6 is closed. It arrange | positions so that it may become a position. An enclosure 44 surrounding the illumination LED 42 is provided in the upper part of the rear part of the case 39, and the inner surface of the enclosure 44 is formed in a mortar shape with a large opening on the rear side.

  In the case 39, a slope 45 that is inclined downward toward the inside of the cleaning tank 10 is formed in an upper portion corresponding to the lower side portion of the window portion 35. The rear side of the slope 45 is lower than the lower edge part of the opening 32 on the front side, and therefore, the lower side of the window part 35 is the rear side of the slope 45 (the cleaning tank 10 side) which is the back side. It is lower than the lower edge portion of the opening 32 on the front side. When the user views the inside of the cleaning tank 10 through the window 35, the position of the user's eyes is often above the window 35. In this case, the back side of the lower side of the window 35 is lower than the front side. As a result, the inside of the cleaning tank 10 becomes easier to see. On the front surface of the inner transparent member 34, a textured portion 46 is formed in a portion corresponding to the case 39 and the illumination LED 42. The illumination LED 42 illuminates the inside of the cleaning tank 10 through the inner transparent member 34.

  The panel portion 29 is integrally provided with an operation portion 47 for pressing the switch 40 at a portion corresponding to each switch 40. Holes 48 are formed in the outer transparent member 27 so as to correspond to the respective operation portions 47. And the film 49 is affixed on the surface of the outer side transparent member 27, and the front surface of each operation part 47 is also covered with the film 49. Therefore, the switch 40 can be operated by pressing the operation unit 47 through the film 49. Here, the window portion 35 is provided in the lower door body 6 between the opening button 21 and the operation portion 47.

  The panel portion 29 is provided with a rib 50 (see FIGS. 1 and 3) that is positioned below each operation portion 47 and protrudes forward, and the tip of the rib 50 is the outer transparent member 27. It is in contact with or close to the back surface. The rib 50 has an effect of preventing the outer transparent member 27 from being deformed when the operation unit 47 is operated. In addition, the outer transparent member 27 is provided with ribs 51 (see FIGS. 1 and 3) that protrude rearward in correspondence with the lower side and the left and right sides of the display sheet 31. It is in contact with or close to the display sheet 31. The rib 51 has an effect of preventing the display sheet 31 from being lifted.

  The light of the display LED 41 can be seen from the front through the display sheet 31 and the outer transparent member 27. The display content is printed on the surface of the display sheet 31, and the display content can be viewed from the front through the outer transparent member 27. Among the plurality of switches 40, the leftmost switch is a switch that doubles as a lighting switch and a cleaning condition, in this case, a sterilization switch. The operation unit 47 a corresponding to the leftmost switch includes “ “Disinfection / Lighting” is displayed. Hereinafter, the leftmost operation unit 47a is referred to as a “sanitization / lighting” key.

In the lower door body 6, the peripheral portion of the space portion 55 formed by the outer transparent member 27, the panel portion 29 of the door front plate 25, the door back plate 26, and the inner transparent member 34 serves as a sealing means. It is hermetically sealed by a sealing member 56 that is configured, and the interior of the space 55 is not fogged.
A power supply unit 57 is disposed inside the front lower cover 4, and the power supply unit 57 and the wiring board 38 of the control unit 37 are electrically connected via lead wires 58.

  In the above configuration, when performing a washing operation for washing tableware, the door body 5 is closed and the operation unit 47 is operated while the tableware is stored in the tableware baskets 12 and 13 in the washing tank 10. Set the cleaning conditions and start the cleaning operation. At this time, before the cleaning operation is started, the switch corresponding to the “sterilization / lighting” key 47a is used for setting the cleaning conditions. When the cleaning operation is started, the blue illumination LED 42 is turned on to illuminate the cleaning tank 10. The light emitted from the illumination LED 42 is reflected by the stainless steel plate 11 so that the inside of the cleaning tank 10 is efficiently illuminated. At this time, when the user looks into the cleaning tank 10 through the window portion 35, the state in the cleaning tank 10 is well understood. The illumination LED 42 is turned on only for a predetermined time, for example, 30 seconds after the cleaning operation is started, and then automatically turned off.

When the illumination LED 42 is turned on with the illumination LED 42 turned off, when the “sterilization / illumination” key 47a is pressed, the illumination LED 42 is turned on only for a predetermined time, for example, 15 seconds, and then automatically turned off. Further, when the “sterilization / illumination” key 47a is pressed with the illumination LED 42 turned on, the illumination LED 42 is turned off.
According to the above-described embodiment, the following operational effects can be obtained.

  First, the window part 35 and the operation part 47 are provided in the lower door body 6, and the film 49 provided on the surface of the outer transparent member 27 of the window part 35 is also covered with the front face of the operation part 47. It becomes possible to give a sense of quality to the portion 47. And the film 49 can be provided integrally with the film 49 of the window part 35, and can reduce a manufacturing cost compared with the case where it provides separately.

In the lower door body 6, the window portion 35 is provided between the opening button 21 for operating the locking means release and the operation portion 47, so that the outer transparent member 27 of the window portion 35 is disposed around the operation portion 47. And the outer transparent member 27 of the window portion 35 can be effectively used.
Since the control unit 37 having the wiring board 38 provided with the switch 40 operated by the operation unit 47, the display LED 41, and the illumination LED 42 is provided in the lower door body 6 of the door body 5, Electrical connection with one power supply unit 57 can be facilitated.

  By using polymethylpentene as the material of the inner transparent member 34 of the window portion 35, the inner transparent member 34 is excellent in transparency, detergent resistance, and heat resistance. Moreover, since the convex part 36 which protrudes back from the said transparent member 34 is provided in the peripheral part of the inner side transparent member 34, even when taking in and out the tableware basket 14 of the lowest step, the inner transparent member 34 is The damage can be prevented as much as possible. Further, in the convex portion 36, a slope 36 a that is inclined downward toward the inside of the cleaning tank 10 is formed in a portion corresponding to the lower side portion of the opening 33, so that water in the inner portion of the convex portion 36 is formed. Can easily flow along the slope 36a, and water can be prevented from accumulating there.

A slope 45 that is inclined downward toward the inside of the cleaning tank 10 is formed on the upper portion of the case 39 corresponding to the lower side of the window 35, and the back side (cleaning tank 10 side) of the lower side of the window 35 is the front side. By making it lower than this, the inside of the cleaning tank 10 can be seen more easily.
In the lower door body 6, the peripheral portions of the space portion 55 formed by the outer transparent member 27, the panel portion 29 of the door front plate 25, the door back plate 26, and the inner transparent member 34 are respectively sealed by seal members 56. Since it is configured to be hermetically sealed, the inside of the space 55 can be prevented from being fogged with moisture.

Since the LED 42 for illumination which illuminates the inside of the washing tank 10 is provided in the lower door body 6, the state in the washing tank 10 can be more easily seen by illuminating the inside of the washing tank 10 with the LED 42 for illumination.
The illumination LED 42 is disposed inside the inner transparent member 34 of the window 35 and illuminates the inside of the cleaning tank 10 through the inner transparent member 34. It is not necessary to provide a transparent member exclusively for the lighting LED 42, the cost can be reduced, and the number of places to take measures against water leakage can be reduced.

Since the display LED 41 and the illumination LED 42 are provided on the front and back sides of one wiring board 38, the wiring board 38 can be shared and the cost can be reduced. In addition, when using the front and back of the wiring board 38, more reliable electrical wiring is possible by using the eyelets 43.
By forming the inner surface of the enclosure 44 surrounding the illumination LED 42 into a mortar shape with a large opening on the rear surface side, the illumination range of the illumination LED 42 can be widened. By forming a textured portion 46 on the front surface of the inner transparent member 34 in a portion corresponding to the case 39 and the illumination LED 42, it is possible to cover the case 39 portion with the lower door body 6 opened. In addition, the illumination range of the illumination LED 42 can be expanded.

  Since the cleaning tank 10 includes the stainless steel plate 11 and the illumination LED 42 is configured to illuminate the stainless steel plate 11, the light emitted from the illumination LED 42 is reflected by the stainless steel plate 11, and the cleaning tank 10 The interior of 10 is illuminated efficiently. Visibility in the cleaning tank 10 can be improved by using a blue light emission color of the LED 42 for illumination. The inventors experimentally performed blue, white, orange, green, and red LEDs 42 for lighting, and confirmed that blue had the best visibility. By disposing the illumination LED 42 so as to avoid the tableware baskets 12 and 13, it is possible to prevent the tableware baskets 12 and 13 from being disturbed as much as possible, and to efficiently illuminate.

  The illumination LED 42 is turned on after the operation is started, and is turned off after a predetermined time (for example, 30 seconds) from the start of the operation, so that unnecessary power consumption can be avoided. Further, the illumination LED 42 is turned off when the “sterilization / lighting” key 47a is operated while the LED is turned on, and is turned on for a predetermined time when the “sterilization / lighting” key 47a is operated while the light is turned off. Therefore, the inside of the washing tank 10 can be seen using the illumination LED 42 as the user desires.

  The switch 40 corresponding to the “sterilization / illumination” key 47a is used for both the setting of the cleaning condition and the control of the illumination LED 42, functions as a switch for the cleaning condition before the start of the cleaning operation, and for the lighting after the start of the cleaning operation. By adopting a configuration that functions as a switch for controlling the LED 42, the number of switches can be reduced compared to a case where a switch for controlling the illumination LED 42 is separately received, and the cost can be reduced accordingly.

A design in which the display portion 31 and the display LED 41 are provided in the back of the outer transparent member 27 of the window portion 35 in the vicinity of the operation portion 47 so that the display portion is placed deeper and a high-quality feeling is obtained. It can be.
The panel portion 29 is provided with a rib 50 that is located below each operation portion 47 and protrudes forward, and the tip of the rib 50 is in contact with or close to the back surface of the outer transparent member 27. It is said. The rib 50 has an effect of preventing the outer transparent member 27 from being deformed when the operation unit 47 is operated.

Further, the outer transparent member 27 is provided with ribs 51 projecting rearward in correspondence with the lower side and the left and right side sides of the display sheet 31, and the tips of the ribs 51 are in contact with or close to the display sheet 31. It is configured to do. The rib 51 has an effect of preventing the display sheet 31 from being lifted.
Since the display sheet 31 is pasted so as to cover the front surface of the panel portion 29 and the upper surface of the horizontal portion 29a forming the lower side portion of the window portion 35, the lower side portion of the window portion 35 is decorated with the display sheet 31. It is possible to improve merchantability.

The present invention is not limited to the above-described embodiment, and can be modified or expanded as follows.
The door body 5 may be a single door.
The illumination means may be a light emitting element other than the LED, and the display element may be a light emitting element other than the LED.

1 shows an embodiment of the present invention, and is a longitudinal side view of a lower door body taken along line XX of FIG. Overall perspective view Front view of lower door body Full side view Expanded vertical side view of the main part

Explanation of symbols

  In the drawings, 1 is a main body, 2 is an opening, 5 is a door body, 6 is a lower door body, 7 is an upper door body, 10 is a washing tub, 11 is a stainless steel plate, 12, 13 and 14 are tableware baskets, 20 is Locking claw, 21 is an open button, 25 is a door front plate, 26 is a door back plate, 27 is an outer transparent member, 29 is a panel portion, 31 is a display sheet, 32 and 33 are openings, 34 is an inner transparent member, Reference numeral 35 denotes a window portion, 36 denotes a convex portion (portion protruding rearward), 36a denotes a slope, 37 denotes a control unit, 38 denotes a wiring board, 39 denotes a case, 40 denotes a switch, 41 denotes a display LED (display element), 42 Is an LED for illumination (illuminating means), 43 is an eyelet, 46 is a textured part, 47 is an operation part, 47 a is a “sterilization / illumination” key (operation part), 49 is a film, 50 and 51 are ribs, Reference numeral 55 denotes a space, 56 denotes a sealing member (sealing means), and 57 denotes a power supply unit.

Claims (20)

A main body having a cleaning tank inside and an opening on the front surface;
A door provided to open and close the opening on the front surface of the main body;
An operation unit provided on the door body for setting related to the cleaning operation,
The door body is provided in the vicinity of the operation portion, and includes a window portion that allows the inside of the cleaning tank to be seen through from the outside.
The window portion has a transparent member on each of the inner side and the outer side of the door body, and has a film covering the surface of the outer transparent member, and this film also covers the front surface of the operation portion. A dishwasher characterized by that.   The said door body is comprised by the some door body, The said operation part and the window part were provided in the lower door body among these several door bodies, The dishwasher of Claim 1 characterized by the above-mentioned.   The dishwasher according to claim 1 or 2, wherein a material of the transparent member inside the window portion is polymethylpentene.   The dish washer according to any one of claims 1 to 3, wherein there is a portion protruding rearward from the transparent member around the transparent member inside the window portion.   The dish washer according to any one of claims 1 to 4, wherein the lower side of the window part has a back side lower than a front side.   The tableware according to any one of claims 1 to 5, wherein a periphery of a space formed between a transparent member inside the window portion and an outer transparent member is sealed by a sealing means. washing machine.   The dishwasher according to claim 1, wherein the door body is provided with illumination means for illuminating the inside of the washing tank.   8. The dishwasher according to claim 7, wherein the illuminating means is disposed inside a transparent member inside the window portion, and illuminates the inside of the washing tank through the transparent member inside the window portion.   The illumination means is an LED, and a switch and a display element operated by the operation unit are arranged on the front side of the wiring board, and the LED is arranged on the back side of the wiring board. A dishwasher according to claim 7 or 8.   10. The dishwasher according to claim 9, wherein the wiring board is printed and wired, and the LED for illumination is connected to the wiring of the wiring board through an eye.   11. The dishwasher according to claim 9, wherein the transparent member inside the window portion is subjected to a graining process on a portion corresponding to a case for housing the wiring board.   The dishwasher according to any one of claims 7 to 11, wherein the washing tank has a stainless steel plate therein, and the illumination means illuminates the stainless steel plate.   The dishwasher according to any one of claims 7 to 12, wherein the illumination means is a blue LED.   The tableware basket which hold | maintains tableware is arrange | positioned inside the said washing tank, The said illumination means is arrange | positioned in the position which avoided the said tableware basket, The one of Claim 7 thru | or 13 characterized by the above-mentioned. Dishwasher.   15. The dishwasher according to any one of claims 7 to 14, wherein the illumination means is turned on after the operation is started and turned off after a predetermined time from the operation start.   An illumination switch for operating the illumination unit is provided, and the illumination unit is turned off when the illumination switch is operated while the illumination unit is turned on, and is turned on for a predetermined time when the illumination switch is operated while the illumination unit is turned off. A dishwasher according to any one of claims 7 to 15, characterized in that it is lit.   17. The illumination switch is also used as a switch for setting a cleaning condition, and the switch sets the cleaning condition before the start of the cleaning operation, and functions as an illumination switch after the start of the cleaning operation. The dishwasher described.   18. The display device according to claim 1, wherein a display sheet and a display element are provided in the door body in the vicinity of the operation unit in the back of the transparent member outside the window portion. The dishwasher described.   19. The dishwasher according to claim 18, further comprising a rib positioned below the operation portion to prevent deformation of the transparent member outside the window portion. 19. The dishwasher according to claim 18, wherein ribs provided on a transparent member outside the window portion are substantially brought into contact with at least three sides of the lower side and the left and right sides of the display sheet from the front. .

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