WO2019021596A1 - Lave-vaisselle - Google Patents

Lave-vaisselle Download PDF

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Publication number
WO2019021596A1
WO2019021596A1 PCT/JP2018/019218 JP2018019218W WO2019021596A1 WO 2019021596 A1 WO2019021596 A1 WO 2019021596A1 JP 2018019218 W JP2018019218 W JP 2018019218W WO 2019021596 A1 WO2019021596 A1 WO 2019021596A1
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WO
WIPO (PCT)
Prior art keywords
door
control unit
cleaning tank
dishwasher
drive
Prior art date
Application number
PCT/JP2018/019218
Other languages
English (en)
Japanese (ja)
Inventor
郁也 池添
新海　清恭
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201880030349.6A priority Critical patent/CN110621210B/zh
Publication of WO2019021596A1 publication Critical patent/WO2019021596A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/46—Devices for the automatic control of the different phases of cleaning ; Controlling devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Definitions

  • the present invention relates to a built-in type dishwasher for washing and drying dishes.
  • FIG. 11 is a side longitudinal cross-sectional view of a conventional dishwasher.
  • the main body 14 of the dishwasher is open at the front.
  • a cleaning tank 15 having an open upper surface is provided so as to be able to be pulled forward.
  • the dashed-dotted line shown in FIG. 11 shows the state by which the washing tank 15 was pulled out.
  • a washing nozzle 8, a dish cage 4 and a heater are provided inside the washing tank 15.
  • the cleaning pump 7 and the water supply valve 9 are provided outside the cleaning tank 15.
  • the water supply valve 9 is connected to the water supply and introduces tap water to be used as washing water into the washing tank 15 via the water supply hose 10.
  • the washing pump 7 circulates the washing water stored in the washing tank 15.
  • the cleaning nozzle 8 is rotatably provided in the cleaning tank 15 and ejects the cleaning water pressure-fed by the cleaning pump 7.
  • the tableware cage 4 is detachably provided in the cleaning tank 15.
  • the tableware basket 4 holds the stored tableware 3.
  • the tableware cage 4 is configured such that the washing water jetted from the washing nozzle 8 efficiently strikes the tableware 3.
  • a heater (not shown) heats the wash water or the drying air.
  • the cleaning tank 15 is provided with a slide rail 16 on the outer side surface.
  • the main body 14 includes a slide rail 17 on the inner side.
  • the slide rail 16 slides while being held by the slide rail 17.
  • the cleaning tank 15 is supported by the main body 14 via the slide rail 16 and the slide rail 17 of the main body 14. Thereby, the cleaning tank 15 is configured to be able to be pulled out from the main body 14 and pushed into the main body 14.
  • the inner lid 21 is provided at the upper portion in the main body 14 via a link mechanism (not shown), and is disposed to close the opening of the upper surface of the cleaning tank 15. That is, the inner lid 21 is configured to close the opening of the upper surface of the cleaning tank 15 through the packing 22 when the cleaning tank 15 is stored in the main body 14.
  • the cleaning tank 15 includes a door 23 at the front.
  • the door 23 covers the opening on the front surface of the main body 14 when the cleaning tank 15 is accommodated in the main body 14.
  • the door 23 has a handle portion 24 and an operation switch on the front upper side.
  • the handle portion 24 is used when the user holds the hand and pulls out or pushes the cleaning tank 15.
  • the operation switch is operated by the user to set the washing operation such as the washing step, the rinsing step and the drying step of the dishwasher.
  • the cleaning tank 15 is provided at the lower portion thereof with a rack gear 18 in which gear teeth are formed in a straight line.
  • the length of the rack gear 18 is configured to be longer than the stroke by which the cleaning tank 15 is pulled out of the main body 14.
  • a drive motor 19 having a reduction mechanism is fixed to the main body 14.
  • a gear 20 that meshes with the rack gear 18 is attached to the motor shaft of the drive motor 19.
  • the drive motor 19 is configured to be capable of normal rotation or reverse rotation.
  • the cleaning tank 15 is driven by the drive motor 19 via the rack gear 18.
  • the conventional dishwasher is configured.
  • the user withdraws the washing tank 15 from the main body 14 and sets the dishes 3 in the washing tank 15.
  • the user can pull out the cleaning tank 15 by putting his hand on the handle portion 24 or pulling out the cleaning tank 15 by operating the operation switch and driving the drive motor 19. Be done.
  • the control device (not shown) causes the drive motor 19 to rotate forward at a constant speed, and rotates the gear 20 attached to the motor shaft in a predetermined direction. Let At this time, the rotational force of the gear 20 acts to push out the engaged rack gear 18.
  • the cleaning tank 15 comes out from the inside of the main body 14 to the front while the slide rail 16 and the slide rail 17 slide.
  • the control device stops the driving of the drive motor 19 and stops the movement of the cleaning tank 15.
  • the user places the dishes 3 in the dish cage 4 in the washing tank 15 and throws the detergent into the washing tank 15. At this time, the tip of the cleaning tank 15 being withdrawn is lowered by the weight of the stored tableware 3.
  • the control device reversely rotates the drive motor 19.
  • the rotational force of the gear 20 acts to pull in the engaged rack gear 18.
  • the slide rail 16 of the cleaning tank 15 is drawn into and accommodated in the main body 14 while sliding with the slide rail 17.
  • the inner lid 21 is lowered.
  • the opening of the upper surface of the cleaning tank 15 is closed by the inner lid 21.
  • the control device controls the washing pump 7, the water supply valve 9, the heater, the drainage pump (not shown), and the like to wash the dishes 3 contained in the dish cage 4.
  • the control device controls each of the above-described elements so as to perform the cleaning operation set in the order of, for example, the washing step, the rinsing step, and the drying step.
  • the control device rotates the drive motor 19 and pulls out the cleaning tank 15 to a predetermined position. At this time, due to the smooth rotation of the drive motor 19, the dishes 3 stored in the cleaning tank 15 are pulled out without contacting each other.
  • the conventional dishwasher operates.
  • a decorative panel having the same design and made of the same material as the door and the drawer of the system kitchen is attached to the lower front of the door 23. This decorative panel can improve the design of the system kitchen.
  • the handle portion, the operation switch, etc. are usually configured with the unique design of the dishwasher. Therefore, the design such as the handle portion 24 and the operation switch can not be perfectly matched with the design of the system kitchen.
  • Patent Document 1 describes a configuration in which when the cleaning tank is pulled out to a set position, the drive motor is stopped to stop the movement of the cleaning tank. Furthermore, Patent Document 1 suggests that the withdrawal amount of the washing tank is released to a sufficient position so that the setting of the dishes can be performed immediately.
  • Patent Document 1 does not disclose the setting and control of the stop position of the cleaning tank.
  • the control device needs to be controlled so that contact with the user, for example, and other objects, which are present in front of the door, does not occur. However, nothing is disclosed about their control.
  • the present invention is adaptable to the diversified design of the system kitchen, and even when there is no operation switch on the door covering the front of the dishwasher, it is possible to pull out the washing tank to a position where the dishes can be easily stored. Provide a good dishwasher.
  • the dishwasher of the present invention includes a case having a front opening on the front, a bowl provided in and out of the case for accommodating dishes, and a table for storing dishes, and a door covering the front opening. Furthermore, the dishwasher further includes a support mechanism for supporting the door in a movable manner back and forth, a drive unit having a drive unit for moving the door at least forward or backward, and at least the door And a control unit configured to drive the drive device.
  • the control unit drives the drive unit when receiving a predetermined signal from the sensor, and the control unit is configured to notify by the notification unit when the drive unit starts driving.
  • the user can move the door without requiring much labor. Further, even when the door covering the front face does not have the operation part or the handle, the tableware can be drawn out automatically by the drive device to a position where the dishes can be accommodated. This improves the usability of the dishwasher.
  • FIG. 1 is a view showing a side longitudinal cross section of the dishwasher in accordance with the first embodiment of the present invention.
  • FIG. 2 is a view showing a side longitudinal cross section of the dishwasher in the embodiment.
  • FIG. 3 is a view showing a side longitudinal cross section of the dishwasher in the second embodiment of the present invention.
  • FIG. 4 is a view showing a side longitudinal cross section of the dishwasher in the same embodiment.
  • FIG. 5 is a view showing a side longitudinal cross section of the dishwasher in the third embodiment of the present invention.
  • FIG. 6 is a perspective view of the dishwasher in the fourth embodiment of the present invention.
  • FIG. 7 is a front longitudinal cross-sectional view of the dishwasher in the same embodiment.
  • FIG. 8 is an enlarged view of an essential part of FIG. FIG.
  • FIG. 9 is a side longitudinal sectional view of a dishwasher according to another embodiment of the present invention.
  • FIG. 10 is a side longitudinal sectional view of a dishwasher according to another embodiment of the present invention.
  • FIG. 11 is a side longitudinal cross-sectional view of a conventional dishwasher.
  • Embodiment 1 Hereinafter, the dishwasher of Embodiment 1 of this invention is demonstrated, referring FIG. 1 and FIG.
  • FIG. 1 and FIG. 2 are side longitudinal cross-sectional views of the dishwasher of the pullout type in which the washing tank in the first embodiment of the present invention is used.
  • FIG. 1 shows a state in which the cleaning tank is housed in a housing.
  • FIG. 2 shows a state where the top opening of the cleaning tank is pulled out from the inside of the housing until it is fully opened.
  • the dishwasher of this Embodiment is integrated and used for the system kitchen K, for example.
  • the dishwasher of the present embodiment includes a housing 31, a washing tank 33, a door 40, a control unit 44, a drive device 51 and the like.
  • the housing 31 has a front opening 32 whose entire front is open.
  • the cleaning tank 33 is movable in the front-rear direction with respect to the housing 31, and is provided so as to be able to be taken in and out from the front opening 32 of the housing 31.
  • the front direction is a direction in which the cleaning tank 33 is pulled out
  • the rear direction is a direction in which the cleaning tank 33 is stored and the door 40 is closed.
  • the installation side of a dishwasher is below and the other side is upper
  • the right side facing the front of the door 40 is made right side
  • left side is made left side, and it demonstrates below.
  • the housing 31 is provided with slide rails 31a that are installed in a substantially horizontal direction (including the horizontal direction) on the inner surface side of the left and right side surfaces.
  • the cleaning tank 33 is provided with slide rails 34 installed in a substantially horizontal direction (including the horizontal direction) on the outer surface side of the left and right side surfaces.
  • the cleaning tank 33 is supported by the slide rail 31a of the housing 31 via the slide rail 34, and moves along the slide rail 31a.
  • the cleaning tank 33 has the upper surface opening part 35 by which the whole upper surface was opened.
  • the tableware 36 or the like to be cleaned is accommodated in the tableware basket 47 disposed in the cleaning tank 33 through the upper surface opening 35.
  • An inner lid 37, a parallel link mechanism 38, a seal portion 39 and the like are disposed on the top of the housing 31.
  • the inner lid 37 closes the top opening 35 of the cleaning tank 33.
  • the parallel link mechanism 38 is provided at the top in the housing 31 and supports the inner lid 37.
  • the parallel link mechanism 38 is configured, for example, in a pair of left and right pairs in front and back, and drives the inner lid 37 in the vertical direction.
  • the seal portion 39 is provided on the outer periphery of the lower surface of the inner lid 37.
  • the seal portion 39 seals the top opening 35 of the cleaning tank 33 when the inner lid 37 is lowered.
  • the parallel link mechanism 38 lifts the inner lid 37 when the cleaning tank 33 is pulled out of the housing 31. Thereby, the inner lid 37 and the seal portion 39 are configured not to interfere with the movement of the cleaning tank 33.
  • the cleaning tank 33 includes a door 40 at the front.
  • the door 40 includes an operation panel 41 provided on the front surface of the cleaning tank 33 and a decorative plate 42 attached to the operation panel 41.
  • the decorative plate 42 covers the entire front opening 32 of the housing 31 when the cleaning tank 33 is stored in the housing 31.
  • the decorative plate 42 is made of the same material, the same color, and the same design as the decorative plate which is a door such as a drawer of the system kitchen K.
  • the handle 43 is attached to the decorative plate 42.
  • the handle 43 constitutes a handle that is used when the user withdraws the cleaning tank 33.
  • the handle 43 is attached to the same handle as the system kitchen K.
  • the entire system kitchen K is configured with a unified design.
  • system kitchen K there is also a system kitchen K provided with a design that is configured only with the decorative plate 42 without providing the handle 43 on the front surface of the door 40.
  • the cleaning tank 33 including the door 40 is automatically pulled out, for example, via a drive device.
  • the upper portion or the side portion of the decorative plate 42 becomes a handle portion and functions as a handle. Therefore, the dishwasher of the present embodiment does not distinguish between the manual operation and the automatic operation in the withdrawal operation of the cleaning tank 33.
  • the cleaning tank 33 and the slide rail 34 are exemplified as a support mechanism supported by the housing 31 in a state in which the door 40 can be moved back and forth.
  • the control unit 44 is disposed on the back of the operation panel 41.
  • the control unit 44 executes the washing operation while controlling all the operations of the dishwasher.
  • the washing operation includes a washing step, a rinsing step, and a drying step.
  • the washing step is a step of removing dirt such as the dish 36 using a detergent or the like.
  • the rinse step is a step of removing the detergent and the like adhering to the dish 36 and the like.
  • the drying step is a step of drying water droplets and the like remaining on the cleaned dishes 36 and the like.
  • control unit 44 is configured of a printed circuit board (not shown) on which a sensor exemplified by the acceleration sensor 45 or the like is disposed.
  • the acceleration sensor 45 detects the magnitude of substantial acceleration in the directions of the X, Y, and Z axes of the dishwasher.
  • the X axis corresponds to the longitudinal direction
  • the Y axis corresponds to the lateral direction
  • the Z axis corresponds to the vertical direction.
  • the acceleration sensor 45 detects the direction and magnitude of various accelerations generated in the dishwasher. Specifically, the acceleration sensor 45 detects the direction and the magnitude of the acceleration generated by the movement of the door 40 and the cleaning tank 33 in the front-rear direction (X axis).
  • the acceleration sensor 45 detects the direction and magnitude of the acceleration due to the vibration applied to the door 40. Therefore, it is desirable that the printed circuit board be securely attached to the operation panel 41 so that no problem occurs in the mounting direction and the mechanical strength. Thus, the acceleration sensor 45 mounted on the printed circuit board can more accurately and accurately detect the acceleration applied to the dishwasher.
  • control unit 44 controls the operation of the dishwasher based on the signal related to the direction and the magnitude of the acceleration detected by the acceleration sensor 45 and the state of the cleaning tank 33 (for example, opening and closing operation).
  • the above-mentioned substantial acceleration refers to variations in the mounting angle error and the inclination angle error of the installation when the printed circuit board on which the acceleration sensor 45 is mounted is fixed at a predetermined position in the three axial directions. It means that it is acceptable. At this time, the substantial acceleration also includes the case where correction is made by a predetermined angle in the case of fixing the printed circuit board at a predetermined angle. However, vertical and horizontal accelerations can be corrected by detecting deviation from gravity.
  • control unit 44 can detect the deviation between the gravity and the acceleration in the Z-axis direction. Therefore, at the time of installation of the dishwasher, as described later, the control unit 44 can be used as a level.
  • the dishwasher of the present embodiment is configured such that the user can operate the dishwasher by applying vibration to the door 40, the washing tank 33, and the like.
  • a user taps a hand with a hand so as to knock the door 40 or beats the door 40 with a finger to apply vibration.
  • a method of applying a vibration by tapping the door 40 with a user's hand is also a method of applying a vibration by tapping the door 40 with a user's hand.
  • the user's hand is wet or can not be used because he holds something, the user may push the door 40 with an elbow or a knee to apply vibration.
  • the method is not particularly limited.
  • vibration is applied to the door 40 in a manner that generates a sound. Therefore, in the following, a configuration in which the door 40 is knocked to give vibration to operate the dishwasher will be described as an example.
  • the dishwasher of the present embodiment includes the drive device 51 inside the housing 31.
  • the drive device 51 includes a drive motor 52 that constitutes a drive unit, a pinion gear 53, a rack gear 54, and the like.
  • the drive device 51 moves the door 40 and the cleaning tank 33 at least forward or backward.
  • the control unit 44 drives the drive motor 52 of the drive device 51 when receiving a predetermined signal from the sensor exemplified by the acceleration sensor 45 or the like, or the operation unit 46 or the like.
  • the sensor is not limited to the acceleration sensor 45 as long as the sensor can detect a change such as vibration applied to the door 40 or the like.
  • an electrostatic sensor that detects that the user has touched the door 40 or the like may be used as the sensor.
  • the operation instruction can be easily performed with a simple operation without applying a force that causes a detectable vibration.
  • the washing tank 33 is accommodated in the housing 31, and the user taps the door 40, for example, twice from the front, for example, while the dishwasher is stopped.
  • the acceleration sensor 45 detects the vibration applied in the front-rear direction, which is the same as the withdrawal direction of the cleaning tank 33.
  • the acceleration sensor 45 outputs the detected predetermined signal to the control unit 44.
  • the control unit 44 determines that the door 40 has been hit by the user.
  • control unit 44 controls the drive motor 52 of the drive device 51 to drive.
  • the moving unit including the door 40 and the cleaning tank 33 moves in the forward direction, and is automatically pulled out of the housing 31.
  • a moving part contains the whole part which drives and moves with a drive part
  • the component of a moving part changes with forms of dishwasher.
  • the cleaning tank 33 is included in the moving part.
  • the cleaning tank is not included in the moving unit because it is included in the case and does not move.
  • the operation unit 46 is disposed on the front side of the upper surface opening 35 of the cleaning tank 33.
  • the operation part 46 is arrange
  • the operation unit 46 includes operation buttons (not shown) and display units (not shown) such as LEDs.
  • the control of each step of the cleaning operation is set by the user as the operation button.
  • the display unit displays the content set via the operation button using an LED.
  • a dish cage 47, a washing nozzle 48, a heater 49 and the like are further disposed inside the washing tank 33.
  • a cleaning pump 50 and a drying device are disposed outside the cleaning tank 33.
  • the cleaning nozzle 48 is rotatably provided in the cleaning tank 33 below the dish cage 47.
  • the heater 49 is disposed, for example, in the space between the bottom of the cleaning tank 33 and the cleaning nozzle 48.
  • the heater 49 heats the washing water stored in the washing tank 33 in the washing step and the rinsing step of the washing operation.
  • the heater 49 heats the air in the cleaning tank 33 in the drying step of the cleaning operation.
  • the washing pump 50 circulates the washing water. Specifically, the washing pump 50 sucks the washing water stored in the washing tank 33 and jets the washing water from the washing nozzle 48 toward the tableware 36.
  • the cleaning tank 33 is configured to be able to be taken in and out in the front-rear direction by the drive device 51.
  • the driving device 51 is configured by a rack and pinion type mechanism capable of inserting and removing the cleaning tank 33 in the front-rear direction.
  • the driving device 51 may be configured by, for example, a method of winding a belt by a pulley, or a belt conveyor method. Further, the drive direction may be configured to be driven only in the forward direction or only in the backward direction. In this case, the direction not to drive is driven by, for example, the user.
  • the drive device 51 includes a drive motor 52 which is a drive unit, a pinion gear 53 driven by the drive motor 52, a rack gear 54 engaged with the pinion gear 53, and the like.
  • the rack gear 54 is formed by arranging the gear teeth in a straight line.
  • the rack gear 54 is fixed to one lower portion of the cleaning tank 33 outside the left and right sides.
  • the rack gear 54 has at least a length equal to or longer than the stroke in which the cleaning tank 33 is pulled out.
  • the pinion gear 53 is attached to a motor shaft driven by the drive motor 52.
  • the drive motor 52 includes a speed reduction mechanism (not shown).
  • the drive motor 52 is fixed inside the housing 31 at a position near the front opening 32 of the pinion gear 53.
  • the rack gear 54 shown in FIG. 1 has shown the structure which forms the tooth
  • the teeth of the gear of the rack gear 54 may be formed upward or sideways so as to mesh with the pinion gear 53.
  • the configuration of the rack gear 54 and the pinion gear 53 converts the rotational movement of the drive motor 52 into linear movement. Then, the cleaning tank 33 is moved linearly to a position where the upper surface opening 35 is substantially fully open. At this time, as the cleaning tank 33 moves in the pull-out direction (forward direction), it falls forward due to the stored dishes 36 and its own weight. However, the vicinity of the pinion gear 53 provided in the front opening 32 of the front part of the housing 31 serves as the fulcrum of the cleaning tank 33 which is pivoted downward in the front. Therefore, the possibility of disengagement between the rack gear 54 and the pinion gear 53 is low. Thereby, even in the case of separately providing a configuration in which the engagement does not come off, the configuration can be made with a simple mechanism.
  • the speed reduction mechanism provided in the drive motor 52 is configured with a gear ratio or the like that allows the user to easily put in and out the cleaning tank 33 manually.
  • a known clutch mechanism (not shown) or a sliding mechanism (not shown) may be provided in the drive device 51 from the drive motor 52 to the rack gear 54, including the reduction mechanism. This reduces the load generated by the drive motor 52 when the user manually takes in and out the cleaning tank 33. As a result, the user can carry the washing tank 33 out of and into the housing 31 with a smaller force.
  • the cleaning tank 33 is easily stopped by the clutch mechanism, the sliding mechanism, or the like. That is, a large force can be suppressed from being applied to the obstacle. Therefore, the occurrence of a failure due to a collision with an obstacle can be reduced more effectively. Furthermore, the generation of an excessive current which brings the drive motor 52 into the locked state is suppressed.
  • blocks the motor circuit of the drive motor 52 is preferable so that it may mention later. Thereby, the resistance at the time of manually moving the cleaning tank 33 generated by the drive motor 52 is reduced. As a result, the washing tank 33 can be taken in and out with a smaller force.
  • substantially full opening means that the cleaning tank 33 is pulled out most and the top opening 35 is opened most, or that the top opening 35 is half opened or more. That is, substantially full opening means a state in which the user is pulled out to such an extent that the dishes 36 can be put in and out.
  • control unit 44 controls the moving amount of the cleaning tank 33 by the driving time of the drive motor 52.
  • control unit 44 drives and stops the drive motor 52 for a set predetermined time T1, as described later.
  • the cleaning tank 33 can be stopped at any position where the upper surface opening 35 of the cleaning tank 33 is substantially fully opened.
  • control unit 44 detects the vibration in which the user knocks on the door 40 by the acceleration sensor 45. Thereby, the control unit 44 controls the drive motor 52 to automatically pull the cleaning tank 33 forward. As a result, the user does not need to do much effort to withdraw the cleaning tank 33.
  • the dishwasher of this embodiment can automatically withdraw the cleaning tank 33 to a position where the tableware 36 can be easily accommodated by the drive device 51. This improves the usability of the dishwasher.
  • the door 40 which covers the front surface can be set as the structure which can abbreviate
  • the drive device 51 of the present embodiment is configured and operates.
  • predetermined time T1 is set according to the control content of the dishwasher. Specifically, the predetermined time T1 is adjusted in accordance with the moving distance of the cleaning tank 33, the moving speed, and the magnitude of the torque of the drive motor 52 until the moving speed is reached.
  • the standard moving speed of the cleaning tank 33 is set to 150 mm / sec to 250 mm / sec. As the sense of the user, it is more preferable to set the moving speed to 170 mm / sec to 230 mm / sec. By setting the moving speed within the above range, the user is not dissatisfied with the movement of the cleaning tank 33, and security can be secured.
  • the above-mentioned standard movement speed means the speed in the state of fixed speed except the acceleration state of the movement start of washing tank 33, and the decelerating state before stop.
  • the maximum moving speed it is preferable to set the maximum moving speed as the standard moving speed, and set the maximum speed to the moving speed within the above range. Thereby, the same effect as the above can be obtained.
  • the cleaning tank 33 In the case where the cleaning tank 33 is drawn out automatically, there is a possibility that the cleaning tank 33 may be in contact with a person in front of the cleaning tank 33. Furthermore, when the cleaning tank 33 is stored in the housing 31, there is a possibility that a human hand or a finger may be pinched. Therefore, it is also necessary to consider the moving speed with respect to the safety aspect. In this case, it is effective to improve the safety by considering the kinetic energy W based on the weight of the cleaning tank 33 and the moving speed.
  • kinetic energy W (1/2) mv 2 .
  • m is, for example, the mass of the cleaning tank 33
  • v is the moving speed
  • the kinetic energy W is set to 0.5 J or less.
  • the setting of 0.5 J or less reduces the impact even if contact between the door 40 and a person occurs during movement of the cleaning tank 33 and pinching of a human hand or finger during storage of the cleaning tank 33 occurs. Is set as a value that can maintain safety. As a result, occurrence of a fault in an unexpected situation is prevented in advance.
  • the setting of 0.5 J or less is defined based on a maximum weight of 16 kg of the washing tank 33 containing the dishes 36 and the like and a moving speed of 250 mm / sec. Therefore, it is preferable to reduce the moving speed so that the kinetic energy W becomes 0.5 J or less when the maximum weight is increased.
  • the control unit may detect the weight of the cleaning tank with a weight sensor, for example, and calculate and control the moving speed so that the kinetic energy W becomes equal to or less than a predetermined value.
  • up to 50% of the upper surface opening 35 of the cleaning tank 33 is about 2 seconds driven by the drive motor 52, including the acceleration period of the movement start of the cleaning tank 33. It is set to be pulled out. Then, the predetermined time T1 for driving the drive motor 52 is set to about 3.5 seconds, by which the upper surface opening 35 of the cleaning tank 33 is pulled out most.
  • the drive motor 52 is configured to be drivable in any set time with the predetermined time T1 as the maximum value.
  • the cleaning tank 33 can be stopped at an arbitrary withdrawal position according to the set time. That is, the set time can be adjusted in accordance with the actual use of the user.
  • the dishwasher As a usage condition of the dishwasher, there is a case where the dishwasher is installed in a narrow place where an obstacle exists near the front of the dishwasher. In this case, the entire cleaning tank 33 can not be pulled out. Therefore, the set time is adjusted, and the amount of withdrawal of the cleaning tank 33 is set. This makes it possible to install the dishwasher even in a narrow place.
  • control unit 44 may drive the drive motor 52 with two or more different stepped voltages.
  • a voltage higher than the standard voltage is applied during the acceleration period in which the cleaning tank 33 starts moving, and a voltage lower than the standard voltage is applied during the deceleration period immediately before the stop to drive the drive motor 52.
  • the standard voltage corresponds to an applied voltage when moving the cleaning tank 33 at a constant speed.
  • the drive voltage may be applied smoothly to drive the drive motor 52 so that the moving speed changes smoothly in a shorter time.
  • the two or more plurality of stepped voltages also include states where the voltage changes linearly or smoothly. This can further suppress the shock applied to the tableware 36 and the like.
  • the movement of the washing tank 33 up to a predetermined position may be stopped halfway due to the contact with an obstacle such as an object or a person when the washing tank 33 moves. .
  • the control unit 44 stops energization of the drive motor 52 and stops driving.
  • the locked state in which the rotation of the drive motor 52 is stopped is a short time of the predetermined time T1 at the maximum. Therefore, the lock state of the drive motor 52 is not maintained for a long time. Thereby, the continuation over a long time of the load which makes the drive motor 52 rotate forcibly is suppressed.
  • the drive motor 52 can be used safely and stably for a long time. Further, the contact between the cleaning tank 33 and the obstacle or person is eliminated in a short time. Therefore, it is possible to more reliably suppress the occurrence of a defect for an obstacle or a person or a defect for a dishwasher.
  • an obstacle may come into contact with any part of the moving part including the door 40 or the like while it reaches the predetermined position where the cleaning tank 33 is set. It is assumed that a load is applied to the door 40, for example. In this case, it is preferable that the control unit 44 immediately control the drive motor 52 to stop driving.
  • the acceleration sensor 45 changes acceleration or acceleration that is equal to or greater than a predetermined threshold value in any of the three axes, including vibration in the moving direction of the door 40. If it is detected, the control unit 44 stops the driving of the drive motor 52. In the case of this configuration, not only when the vehicle contacts the obstacle, but also when the user intentionally knocks on the door 40 or when the child contacts in the lateral direction or the vertical direction, the control unit 44 immediately controls the drive motor Stop driving 52. As a result, it is possible to prevent occurrence of a problem with an obstacle or a person in contact with the moving part and maintain high safety.
  • a method of detecting that an unexpected load is applied for example, there is a method of monitoring the acceleration in all directions by the acceleration sensor 45 and controlling by the control unit 44. Specifically, when the acceleration sensor 45 detects a change in acceleration that leads to the deceleration or stop of the door 40 being driven, the control unit 44 stops the drive of the drive motor 52. There is also a method of monitoring the current during driving of the drive motor 52 by the controller 44 and controlling the drive motor 52 to stop. Specifically, the control unit 44 stops the driving of the drive motor 52 when detecting an increase in current when the door 40 reaches the deceleration or stop. Alternatively, when a current of a predetermined value or more flows through the drive motor 52, for example, for 0.5 seconds or more, and the lock state of the drive motor 52 is detected, the control unit 44 stops the drive of the drive motor 52.
  • the said method can be implemented, without being limited in particular.
  • the above methods may be implemented in combination. By these methods, the time until the drive of the drive motor 52 is stopped after the movement of the cleaning tank 33 is inhibited is shortened. As a result, not only the problem such as the overheating of the drive motor 52 but also the influence of the problem on the obstacle can be prevented more effectively.
  • the door 40 can be reliably stopped by detecting the change in the acceleration or the current. Furthermore, the movement of the door 40 can be immediately stopped by providing the clutch mechanism or the sliding mechanism described above. Therefore, the above configuration is useful as a method for stopping the door 40 when the door 40 or the drive motor 52 is loaded with a predetermined value or more.
  • the motor circuit is cut off.
  • the cleaning tank 33 stops halfway the user manually moves the cleaning tank 33 forward or backward from the position where the cleaning tank 33 stops. At this time, the drive motor 52 is forced to idle and a back electromotive force is generated. Therefore, when the cleaning tank 33 stops halfway, the motor circuit for driving the drive motor 52 is cut off. As a result, it is possible to prevent in advance the occurrence of an abnormal current or the like flowing to the printed circuit board of the control unit 44 due to the back electromotive force of the drive motor 52.
  • the control unit 44 detects a predetermined signal, for example, when the door 40 is closed, and when receiving a signal for driving the drive motor 52, restores the disconnected motor circuit.
  • the dishwasher in this embodiment is controlled by the control unit 44.
  • the door 40 is vibrated by being hit.
  • the vibration is transmitted from the decorative plate 42 to the operation panel 41 and transmitted to the control unit 44 fixed to the operation panel 41.
  • the vibration transmitted to the printed circuit board of the control unit 44 is detected by the acceleration sensor 45 as an acceleration.
  • the control unit 44 detects the direction and the magnitude of the acceleration from the output signal of the acceleration sensor 45.
  • the acceleration sensor 45 detects the magnitude of the acceleration in each of the X axis, Y axis, and Z axis directions.
  • the control unit 44 determines that the acceleration X in the X axis is equal to or greater than the first threshold A and the acceleration Y in the Y axis is equal to or less than the second threshold B And, the drive motor 52 is driven only when the acceleration Z of the Z axis is equal to or less than the third threshold C. That is, only when the above conditions are met, the control unit 44 determines that the door 40 is knocked from the front by the intention of the user. As a result, the malfunction at the time of opening and closing of the washing tank 33 which is not based on a user's intention is prevented.
  • the control unit 44 determines that the vibration is not from the front of the door 40. Further, even if the acceleration X is the first threshold A or more, when the acceleration Y is the second threshold B or more or the acceleration Z is the third threshold C or more, it is determined that the vibration is not from the front of the door 40.
  • the dishwasher of this embodiment is incorporated into the system kitchen K and used.
  • a system kitchen it usually has a worktop such as a counter. Therefore, in preparation for cooking and the like, the operation of tapping the worktop is repeated, and a large number of vibrations with various accelerations are generated.
  • a tapping operation there are, for example, an operation of crushing a food with a scraped wood and an operation of tapping using an instrument to soften meat.
  • the control unit 44 of the dishwasher can keep the door 40 2 There is a possibility that it may be erroneously detected as vibration of the knocked acceleration.
  • control unit 44 execute control of the dishwasher only when two knocks are continuously detected. That is, when a vibration corresponding to three or more consecutive knocks is detected, the control unit 44 preferably cancels the driving operation of the dishwasher. Thereby, the malfunction of the dishwasher can be prevented more reliably.
  • control unit 44 determines that the user has added an operation (vibration) for pulling out the cleaning tank 33 based on the detected acceleration, first, for example, after 0.4 seconds, a buzzer as an example of the notification unit Sound As a result, the user is notified of the start of the movement of the door 40.
  • the control unit 44 drives the drive motor 52 in a predetermined direction, for example, 0.6 seconds after the determination. Then, the drive motor 52 moves the rack gear 54 provided in the lower part of the cleaning tank 33 forward via the pinion gear 53 provided on the motor shaft. As a result, while the slide rail 34 of the cleaning tank 33 and the slide rail 31 a of the housing 31 slide, the cleaning tank 33 moves forward from the front opening 32 of the housing 31 and is pulled out.
  • the cleaning tank 33 when the drive motor 52 is driven for about 3.5 seconds, the cleaning tank 33 is adjusted so as to be pulled out most. Thereby, the cleaning tank 33 is pulled out and stopped to the position where the upper surface opening 35 is substantially fully opened.
  • the user stores the tableware 36 in the dish cage 47 from the top opening 35 with the top opening 35 fully open.
  • the control unit 44 is configured to be energized at all times regardless of whether the power switch is on or off. As a result, the control unit 44 is always on standby in a state in which the user can detect knocking.
  • the control unit 44 detects a single knock in a state where the cleaning tank 33 is pulled out, the control unit 44 first notifies the user of, for example, a sound via a buzzer. Thereafter, the control unit 44 drives the drive motor 52 to move the cleaning tank 33 in the backward direction. Thereby, the cleaning tank 33 is accommodated in the housing 31, and the door 40 closes the front opening 32 of the housing 31.
  • the control unit 44 determines the storage completion of the cleaning tank 33 using the following detection. Specifically, the control unit 44 completes storage by, for example, time control until storage, detection of storage position, detection of acceleration when the cleaning tank 33 is stored and stopped, detection of lock current of the drive motor 52, etc. Make a judgment on
  • control part 44 drives the drive motor 52 and detects the knocking as the storage method of the cleaning tank 33 above, it demonstrated to the example of the structure accommodated automatically, but it is not restricted to this.
  • the user may be configured to store the cleaning tank 33 into the housing 31 while manually pushing the front surface of the door 40.
  • a start switch (not shown) is provided, and the user holds the cleaning tank 33 by pressing the start switch instead of knocking once after setting completion, and starts the cleaning operation. It is also good.
  • the start switch When the start switch is provided, depression of the start switch may be used as a signal for completion of the operation setting by the user. That is, the cleaning operation may not be started when the start switch is not pressed when the cleaning tank 33 is accommodated in the housing 31 by the drive device 51 or manually.
  • the user can shift the time, and can again add the dishes 36 while adding them little by little.
  • control unit 44 executes the set cleaning operation.
  • the control unit 44 notifies the user of the start of withdrawal of the cleaning tank 33 with a buzzer. Then, the control unit 44 drives the drive motor 52 to pull out the cleaning tank 33 to a predetermined position.
  • the control unit 44 only drives the drive motor 52 in the backward direction to store the cleaning tank 33 and does not perform the cleaning operation. Specifically, for example, in a state where the operation setting is not performed by the operation unit 46 in a state where the cleaning tank 33 is pulled out, or when a single knock is detected in a state where the start switch is not pressed, the cleaning operation is performed. Absent.
  • the user may, for example, contact the decorative plate 42 or the handle 43 of the door 40 without intention during the washing operation of the dishwasher.
  • the control unit 44 may be configured not to drive the drive motor 52, for example, in the same two or more knocks as at the time of stop.
  • the control unit 44 preferably suspends the cleaning operation and pulls out the cleaning tank 33. That is, it is preferable to set so that the cleaning tank 33 is pulled out only when the control unit 44 detects an intentional operation of the user.
  • the control unit 44 can prevent execution of control not intended by the user.
  • the control unit 44 may have a function such as a so-called child lock.
  • the combination of the state of the washing tank 33 and intentional knocking by the user makes it possible to assign control such as pulling and pushing of the washing tank 33. .
  • control such as pulling and pushing of the washing tank 33.
  • not only the number of knocks detected by the control unit 44 but also detection of the strength may be combined. This is effective to increase the types of control controlled by the control unit 44 and to realize various controls.
  • the combination of the detection of the acceleration sensor 45 and the control operation and the setting of the stop position of the cleaning tank 33 can be set by the user via the operation unit 46 or the like.
  • the setting unit and the like can be confirmed by the display unit.
  • the user can confirm the set value that has been set via a display unit provided in the operation unit 46.
  • the user can freely set the number of knocks, the detection level of knock intensity, and the like, and can easily confirm the setting contents.
  • the usability of the dishwasher is further improved.
  • control executed by the control unit 44 will be described in terms of (a) to (e) according to the combination of the state of the cleaning tank 33 and the number of knocks described above.
  • control unit 44 When the cleaning operation is stopped, when the user knocks on the door 40 twice with the cleaning tank 33 accommodated, the control unit 44 performs control as follows. In this case, the control unit 44 drives the drive motor 52 to move the cleaning tank 33 in the pulling direction. (Operation preparation) (B) When the user knocks on the door 40 once in a state in which the cleaning tank 33 is pulled out and a state in which the cleaning operation is not set, the control unit 44 performs control as follows. In this case, the control unit 44 only drives the drive motor 52 to store the cleaning tank 33 and does not start the cleaning operation.
  • the control unit 44 may be configured to cancel the drive of the drive motor 52. This can expand the options for substituting a child lock or not using a drive device in a narrow place.
  • the dishwasher of the present embodiment includes an acceleration sensor 45 that detects at least a vibration applied to the door 40.
  • the control unit 44 drives the drive motor 52 for the set time which is set within the predetermined time T1 which is the maximum value.
  • the control unit 44 is configured to move the cleaning tank 33 forward and pull it out of the housing 31. Therefore, even when the door 40 of the dishwasher does not have the operation unit 46 or the handle 43, the washing tank 33 can be automatically pulled out to a predetermined position.
  • the design of a dishwasher can be easily adapted to the design of the system kitchen K which diversifies.
  • the set time can be adjusted in accordance with the user's use situation (retractable distance etc.).
  • the control unit 44 can control the cleaning tank 33 to stop at an arbitrary position.
  • control unit 44 of the dishwasher of the present embodiment is configured to drive the drive motor 52 when receiving a signal from the acceleration sensor 45 that has detected a predetermined vibration applied to the door 40. ing. Thereby, the control unit 44 can detect the vibration in which the user knocks on the door 40 and move the cleaning tank 33 in an arbitrary direction. Specifically, the control unit 44 may drive the drive motor 52 according to the timing of the cleaning operation and the state of the cleaning tank 33 to appropriately move the cleaning tank 33 forward or backward. it can.
  • control unit 44 of the dishwasher of the present embodiment drives the drive motor 52 to automatically move the control unit 44 to a position where the upper surface opening 35 of the cleaning tank 33 is substantially fully opened. This eliminates the need for the user to manually withdraw the cleaning tank 33. Therefore, the tableware 36 can be easily put in and out without imposing a burden on the user such as excessive labor.
  • control unit 44 of the dishwasher of the present embodiment controls the drive motor 52 to stop when receiving a signal from the acceleration sensor 45 that has detected the acceleration generated when the cleaning tank 33 is stopped. Thereby, even when the door 40 or the cleaning tank 33 or the like collides with an obstacle and stops, occurrence of a problem with the obstacle is prevented.
  • the locking portion may be provided at a predetermined position of the drawer.
  • the control unit 44 can reliably stop the cleaning tank 33 at the predetermined position.
  • the control part 44 of the dishwasher of this Embodiment is controlled so that the drive motor 52 and a motor circuit may be interrupted
  • the user can easily move the cleaning tank 33 manually.
  • the movement of the cleaning tank 33 causes the drive motor 52 to slip and generate a back electromotive force.
  • the drive motor 52 and the motor circuit are disconnected. Therefore, no abnormal current flows in the printed circuit board of the control unit 44 due to the generated electromotive force.
  • an electrical load due to the back electromotive force of the drive motor 52 is not generated, so that the user is not subjected to an extra load during the opening and closing operation. That is, the user can easily carry out the operation of taking out and put in the cleaning tank 33 with little effort even manually.
  • the driving device 51 of the dishwasher has a driving motor 52, a pinion gear 53 driven by the driving motor 52, and a rack gear 54 engaged with the pinion gear 53.
  • the drive motor 52 is fixed to the inside of the housing 31 so that the pinion gear 53 is positioned near the front opening 32.
  • the rack gear 54 is fixed to the outside of the cleaning tank 33. At this time, when the cleaning tank 33 moves in the pull-out direction, the front lowering state is obtained. In this case, the vicinity of the pinion gear 53 provided at the front becomes a fulcrum. Therefore, the possibility of disengagement between the rack gear 54 and the pinion gear 53 is low.
  • a new configuration is separately provided in order to reliably prevent the disengagement of the engagement, it can be realized by a mechanism with a simple configuration.
  • control unit 44 of the dishwasher of the present embodiment controls the drive device 51 to move the cleaning tank 33 safely in accordance with the intention of the user. Therefore, for the user, the labor for manually moving the cleaning tank 33 is reduced, and the usability is improved. Further, the operation unit 46 is entirely incorporated in the housing 31. As a result, the design of the dishwasher can be easily adapted to the diversified design of the system kitchen K. As a result, the design of the system kitchen K is unified, and the designability is further improved.
  • the control unit 44 detects a change in vibration or acceleration generated by the contact. Then, the control unit 44 immediately stops driving of the drive motor 52. This makes it possible to prevent, in advance, the occurrence of major problems that occur in obstacles and dishwashers. As a result, the dishwasher can maintain high safety.
  • FIGS. 3 and 4 are side longitudinal cross-sectional views of the dishwasher of the withdrawal type washing tank in the second embodiment of the present invention.
  • FIG. 3 shows a state in which the cleaning tank is housed in the housing.
  • FIG. 4 shows a state where the top opening of the cleaning tank is pulled out from the inside of the housing until it is fully opened.
  • the configuration of the drive device of the dishwasher of the present embodiment is different from that of the drive device of the first embodiment.
  • the other configuration is the same as that of the first embodiment, so the first embodiment is used and the description is omitted.
  • the driving device 55 of the present embodiment is configured by a roller pressure contact type, and enables the cleaning tank 33 to be taken in and out.
  • the drive device 55 includes a drive motor 56, a roller 57 driven by the drive motor 56, a pressure contact rail 58 with which the roller 57 is in pressure contact, and the like.
  • the pressure welding rail 58 is fixed to one lower portion outside the left and right side surfaces of the cleaning tank 33.
  • the pressure welding rail 58 has at least a length equal to or greater than the stroke of the cleaning tank 33 being drawn.
  • the roller 57 is attached to a motor shaft driven by the drive motor 56 and press-contacted to the press-contact rail 58.
  • the drive motor 56 includes a speed reduction mechanism (not shown).
  • the drive motor 56 is fixed inside the housing 31 at a position where the roller 57 is disposed near the front opening 32.
  • roller 57 shown in FIG. 3 is shown by the structure press-contacted from the lower side with respect to the press-contact rail 58, it is not restricted to this.
  • the roller 57 may be configured to be in pressure contact with the pressure contact rail 58 from the upper side, or may be configured to be in pressure contact from the lateral direction.
  • the pressure contact rail 58 may be configured to use the side surface or the bottom surface itself of the cleaning tank 33 as the pressure contact rail 58, instead of being separately provided.
  • the cleaning tank 33 can be stopped at an arbitrary drawing position according to the set time set.
  • the assembly can be performed without considering the meshing of the gears.
  • the cleaning tank 33 can be pulled out automatically by the drive device 55. Therefore, for example, at the time of pulling out the cleaning tank 33, the user does not have to apply an excessive force to the cleaning tank 33.
  • the washing tank 33 can be automatically pulled out by the driving device 55 to a position where the dishes 36 can be easily stored. This improves the usability of the dishwasher. Moreover, the dishwasher of this embodiment can be easily adapted to the design of the system kitchen K which diversifies.
  • FIG. 5 is a side longitudinal cross-sectional view of the dishwasher in the third embodiment of the present invention.
  • the dishwasher of the present embodiment differs from the first embodiment in that the second operation unit 46 b is provided in the door.
  • the other configuration is the same as that of the first embodiment, so the first embodiment is used and the description is omitted.
  • the door 40 of the present embodiment includes the second operation portion 46 b on the top of the decorative plate 42.
  • the second operation unit 46 b is provided with an operation switch (not shown), a sensor, or the like of the drive motor 52 which is a drive unit for moving at least the cleaning tank 33.
  • the operation switch is configured of, for example, a plurality of button switches or the like so as to distinguish in which direction in the front-rear direction the cleaning tank 33 is to be moved.
  • the senor is configured of, for example, a non-contact type sensor exemplified by an ultrasonic sensor, an infrared sensor, an optical sensor, or a sound (voice) recognition sensor.
  • an ultrasonic sensor, an infrared sensor, and an optical sensor include, for example, a transmitting unit and a receiving unit, and output a detection signal to the control unit 44 when a hand or the like is held within a predetermined distance range.
  • the sound (voice) recognition sensor recognizes, for example, a sound such as applause, a sound of hitting an object, or a sound, and outputs the detected content to the control unit 44.
  • the control unit 44 determines the content of the operation based on the output detection signal and the detection content, drives the drive motor 52, and moves the cleaning tank 33.
  • the infrared sensor may be configured to detect infrared radiation emitted from a human body.
  • the control method (the operation direction or the like) of the cleaning tank 33 is based on the number of hands held within a predetermined time or the number of sounds. It is preferable to determine.
  • the control method of the cleaning tank 33 is determined based on the content of an instruction by voice.
  • control unit 44 of the present embodiment controls the drive motor 52 so that the upper surface opening 35 is substantially fully opened. Note that substantially full opening is the same as the meaning described in the first embodiment.
  • control unit 44 controls the drive motor 52 with time. That is, the control unit 44 drives and stops the drive motor 52 for a set predetermined time T1.
  • the washing tank 33 can be automatically pulled out by the drive unit to a position where the dishes 36 can be easily stored. Therefore, the usability of the dishwasher is improved.
  • the dishwasher of this embodiment can be easily adapted to the design of the system kitchen K which diversifies.
  • Embodiment 4 Hereinafter, the dishwasher of Embodiment 4 of this invention is demonstrated, referring FIGS. 6-8.
  • FIG. 6 is a perspective view of another drawer-type dishwasher in the fourth embodiment of the present invention.
  • FIG. 7 is a front longitudinal cross-sectional view of the same dishwasher.
  • FIG. 8 is an enlarged view of a main part of the slide rail portion of FIG.
  • the dishwasher of this embodiment is different from that of Embodiment 1 in the configuration of the washing tank of the dishwasher and the configuration of the support mechanism of the door. That is, the cleaning tank according to the first embodiment is configured to be pulled out from and taken out of the housing in a pull-out manner. On the other hand, the cleaning tank of the present embodiment is configured of a cleaning space surrounded by the inside of the housing and the inner surface of the door. Therefore, the cleaning space of the cleaning tank is configured to be fixed in the housing. Due to this difference, in the first embodiment, the support mechanism for supporting the door includes the cleaning tank to which the door is attached and the slide rail for moving the cleaning tank. On the other hand, the support mechanism of the present embodiment is configured to include a support member to which a door is attached and a slide rail. The other configuration is the same as that of the first embodiment, so the first embodiment is used and the description is omitted.
  • the dishwasher of the present embodiment includes a housing 71, a washing tank 73, a door 74, a washing space 75, a driving device 83, and the like.
  • the housing 71 has a front opening 72 whose entire front is open.
  • the cleaning tank 73 is formed in the inside of the housing 71 provided with the front opening 72.
  • the door 74 is disposed so as to cover the front opening 72 when the door 74 is closed.
  • the cleaning space 75 is formed by the cleaning tank 73 and the door 74.
  • a lower dish basket 77 on which the dishes 76 are placed and an upper dish basket 78 are disposed so as to be movable back and forth.
  • the lower tableware basket 77 and the upper tableware basket 78 are locked to the door 74, they move back and forth with the door 74.
  • the lower dish cage 77 and the upper dish cage 78 move individually with respect to the door 74. That is, the lower dish cage 77 and the upper dish cage 78 have a form moving integrally with the door 74 and a form moving individually.
  • the door 74 has an operation portion 79 on the upper surface 74 a.
  • the operation unit 79 can switch on / off the power, start, pause, switch between the cleaning course and the drying course by the button operation of the user.
  • the operation unit 79 may be provided with a switch for operating the control unit (not shown) for moving the door 74.
  • the control unit is provided below the operation unit 79.
  • the door 74 is supported by the housing 71 in a movable manner back and forth via the support mechanism 80.
  • the support mechanism 80 includes the support member 81, the slide rail 82 and the like as described above.
  • the slide rail 82 is attached to the inner lower surface of the left and right sides of the housing 71 at the lower portion outside the cleaning tank 73.
  • the slide rail 82 includes a fixed rail 82a, a first movable rail 82b, a second movable rail 82c, and the like, as shown in FIG.
  • the first movable rail 82b is slidably attached to the fixed rail 82a.
  • the second movable rail 82c is slidably attached to the first movable rail 82b.
  • the support member 81 is formed of, for example, a metal plate such as stainless steel, and the front end portion 81 a is fixed to the lower inside of the door 74.
  • the support member 81 is fixed on the second movable rail 82 c of the slide rail 82.
  • the support member 81 and the second movable rail 82c support the door 74 substantially vertically (including the vertical) when the door 74 is moved forward, and integrally front with the first movable rail 82b. Move to Thereby, the slide rail 82 extends forward.
  • the driving device 83 at least includes a driving motor 84 that constitutes a driving unit, and is disposed in the lower part of the cleaning tank 73 in the housing 71.
  • the driving device 83 moves the door 74 at least forward or backward.
  • the control unit receives a predetermined signal from a sensor exemplified by the acceleration sensor 45 or the like, or an operation switch or the like.
  • the control unit drives the drive motor 84, which is a drive unit, based on the received signal.
  • the dishwasher of the present embodiment is configured.
  • the drive device 83 is configured by, for example, a rack and pinion type mechanism as in the first embodiment.
  • the driving device 83 includes a driving motor 84, a pinion gear 85 driven by the driving motor 84, a rack gear 86 meshing with the pinion gear 85, and the like.
  • the rack gear 86 is formed by arranging the gear teeth in a straight line.
  • the rack gear 86 is fixed in the vicinity of the support member 81.
  • the rack gear 86 has at least a length equal to or greater than the stroke along which the door 74 moves.
  • the pinion gear 85 is attached to a motor shaft driven by the drive motor 84.
  • the drive motor 84 includes a reduction mechanism (not shown).
  • the drive motor 84 is fixed to the inside of the housing 71 at a position near the front opening 72 of the pinion gear 85.
  • the cleaning tank is configured separately, and the accessory device does not move, so the moving unit is configured of the door, the tableware basket, the cleaning nozzle, and the like. Therefore, the moving unit can be configured to be lightweight. As a result, the drive device can also be configured to be relatively small.
  • Embodiment 1 and Embodiment 2 although the method of controlling the drive motor 52 and the drive motor 56 by time was disclosed as an example, it is not limited to this.
  • the drive motor may be controlled to stop the cleaning tank 33 by the method described in the above.
  • the following 1. To 3. although the structure of the dishwasher of Embodiment 1 is demonstrated to an example, it is the same even if it replaces it with the structure of Embodiment 2.
  • FIG. For example, the drive motor 52 may be replaced with the drive motor 56.
  • a position detection unit 59 formed of a micro switch is provided in the vicinity of the front opening 32 of the housing 31.
  • the position detection unit 59 detects a predetermined position of the cleaning tank 33, and outputs the detected signal to the control unit 44.
  • the control unit 44 may be configured to control the drive motor 52 to stop driving based on the signal detected by the position detection unit 59 while the cleaning tank 33 is moving.
  • the position detection unit 59 may be a photoelectric switch.
  • the photoelectric sensor measures the moving distance of the cleaning tank 33 to detect the position of the cleaning tank 33.
  • the drive unit may be configured by a stepping motor. In this case, the movement distance of the cleaning tank 33 can be detected based on the number of pulses for driving the stepping motor.
  • a locking portion 60 including a first protrusion 60a and a second protrusion 60b is provided.
  • the cleaning tank 33 may be configured to be stopped at a predetermined position by the locking portion 60.
  • the first protrusion 60 a of the locking portion 60 is provided, for example, in the vicinity of the front opening 32 of the housing 31.
  • the second protrusion 60 b is provided at the rear of the slide rail 34 or the cleaning tank 33.
  • the first protrusion 60 a and the second protrusion 60 b are arranged to abut at a predetermined position where the cleaning tank 33 is pulled out. Thereby, the washing tank 33 stops at a predetermined position.
  • the control unit 44 detects the lock current of the drive motor 52 generated by the stop of the cleaning tank 33. Thereby, the control unit 44 may be configured to stop the drive of the drive motor 52.
  • a locking portion 60 including a first protrusion 60a and a second protrusion 60b is provided.
  • the cleaning tank 33 may be configured to be stopped at a predetermined position by the locking portion 60.
  • the first protrusion 60 a of the locking portion 60 is provided, for example, in the vicinity of the front opening 32 of the housing 31.
  • the second protrusion 60 b is provided at the rear of the slide rail 34 or the cleaning tank 33.
  • the first protrusion 60 a and the second protrusion 60 b are configured to contact each other at a predetermined position where the cleaning tank 33 is pulled out. Thereby, the washing tank 33 stops at a predetermined position.
  • the acceleration sensor 45 detects the acceleration generated when the cleaning tank 33 is stopped by the locking unit 60, and outputs the detected signal to the control unit 44.
  • the control unit 44 may be configured to stop the drive motor 52 based on the signal of the acceleration sensor 45.
  • the drive of the drive motor 52 is stopped based on the detection of the lock current of the drive motor 52 generated by the stop of the cleaning tank 33. Therefore, there is a possibility that an excessive load may be applied to the drive motor 52 by the lock current. However, if the current exceeds the predetermined current value, the lock current is immediately shut off, so the time for which the lock current flows to the drive motor 52 is short. Therefore, the drive motor 52 can be stopped without exerting an unreasonable load on the drive motor 52.
  • the locking portion 60 is preferably formed of a material having a cushioning property.
  • the shock at the time of the contact of the 1st projection part 60a which constitutes locking part 60, and the 2nd projection part 60b is absorbed. Therefore, the washing tank 33 smoothly stops, and the transmission of the shock to the stored tableware 36 is alleviated. As a result, the noise due to the contact between the dishes 36 and the damage of the dishes 36 are prevented. In addition, splashing of water accumulated in the cleaning tank 33 due to the contact can be prevented. Therefore, it is possible to prevent the water from jumping out of the washing tank 33 and splashing water on the dried dishes 36 after washing.
  • the drive motors 52 and 56 of the drive devices 51 and 55 are fixed in the vicinity of the front opening 32 of the housing 31, and the rack gear 54 and the pressing rail 58 are fixed to the outside of the cleaning tank 33.
  • the configuration has been described by way of example, the present invention is not limited to this.
  • the drive motors 52 and 56 of the drive devices 51 and 55 may be fixed to the rear of the cleaning tank 33, and the rack gear 54 and the press-contact rail 58 may be fixed to the inside of the housing 31.
  • the power supply line is disposed in the cleaning tank 33 because a power supply such as the heater 49 and the cleaning pump 50 disposed in the cleaning tank 33 is required. ing. Therefore, according to the above configuration, the signal lines and the power supply lines from the control unit 44 to the drive motors 52 and 56 can be disposed only on the side surface of the cleaning tank 33 without being routed to the housing 31 side. This facilitates the design and assembly of the dishwasher and improves the workability at the time of maintenance.
  • teeth of the rack gear 54 of the drive device 51 are provided below as an example, but the present invention is not limited to this.
  • teeth may be formed on both the upper and lower sides of the rack gear 54 of the drive device 51, and the two pinion gears 53 may be configured to sandwich the rack gear 54 in the vertical direction.
  • the teeth of the rack gear 54 may be formed in any of the vertical directions, and a roller may be provided on the side where the teeth are not provided, so as to sandwich the rack gear 54 in the vertical direction.
  • the rack gear 54 and the pinion gear 53 can be reliably engaged, and a configuration that does not easily come off can be realized.
  • the user manually moves the cleaning tank 33 in the case where the cleaning tank 33 is stopped halfway due to contact with an obstacle.
  • the driving devices 51 and 55 may be driven to move the cleaning tank 33 automatically. In this case, it is necessary to distinguish whether the cleaning tank 33 should be pulled out or stored from the stop position. Therefore, as a method of distinguishing the movement direction, the number of times the user strikes the decorative plate 42 may be detected by the acceleration sensor 45 to distinguish the movement direction.
  • a switch indicating the moving direction may be provided in the operation unit 46, and the moving direction of the cleaning tank 33 may be distinguished by the operation of the user. According to this configuration, the drive devices 51 and 55 can be effectively used. This reduces the effort for the user to move the cleaning tank 33 manually.
  • the control unit 44 when the control unit 44 detects a signal for driving the drive motors 52 and 56 by the user, the drive motors 52 and 56 are immediately driven.
  • the control unit 44 starts driving the drive motors 52, 56 after a predetermined time T2 (for example, 0.4 seconds to 1 second) after detecting a signal for driving the drive motors 52, 56 by the user. It may be controlled to According to this control, when the washing water is sprayed from the washing nozzle in the washing step, the driving motors 52 and 56 can be driven after the washing pump is stopped. This makes it possible to reliably prevent the washing water ejected from the washing nozzle from jumping out of the washing tank.
  • control unit 44 continuously detects a signal to be driven and repeats driving of the drive motors 52, 56, by providing a predetermined time T2, a time for temporarily stopping the drive motors 52, 56 is secured. it can.
  • T2 a time for temporarily stopping the drive motors 52, 56 is secured.
  • a notification unit that notifies the movement of the door 40 by the drive of the drive motors 52 and 56, because the safety is improved.
  • the notification it is preferable that the notification be started before the door 40 starts moving during the predetermined time T2. Thereby, the contact between the door 40 and the obstacle such as a person due to movement can be prevented in advance. As a result, the safety of the dishwasher is further improved.
  • a door close detection sensor that detects the closing of the door 40 may be further provided.
  • the control unit 44 does not detect the signal from the acceleration sensor 45 for a predetermined time T3 (for example, 0.5 seconds) after detecting the closing signal of the door 40 by the door close detection sensor. Control.
  • the control unit 44 performs control so as to suspend the driving of the drive motor even when detecting the signal from the acceleration sensor 45.
  • the acceleration sensor 45 may erroneously detect the vibration as an operation signal by knocking.
  • a predetermined time T3 is provided so as not to detect the vibration. Thereby, it is possible to prevent the detection of the vibration at the time of closure by mistake. Further, by providing the predetermined time T3, it is possible to temporarily secure a time for stopping the drive motors 52 and 56. As a result, an excessive temperature rise of the drive motors 52, 56 can be prevented.
  • a notification unit may be provided to notify when the closing signal of the door 40 is detected by the door close detection sensor.
  • the user can be reliably notified that the door 40 is blocked.
  • control unit 44 may perform control to notify occurrence of an abnormal state described below.
  • the abnormal state for example, the drive motors 52 and 56 are driven in the backward direction to close the door 40 and the stop of the drive motors 52 and 56 is detected by the door close detection sensor although the control unit 44 detects the stop. Is not detected by the control unit 44 or the like. This makes it possible for the user to recognize that the door 40 is not completely closed, and to prompt the user to execute the subsequent action promptly.
  • the drive motor 52 more than that along with the notification of the occurrence of abnormality. , 56 may be controlled to stop. According to this configuration, control can be performed so that the lock current of the drive motors 52 and 56 does not repeatedly flow. As a result, an excessive temperature rise of the drive motors 52, 56 can be prevented.
  • the notification of the abnormal state can notify the user that it is necessary to determine the cause of the abnormality occurrence.
  • the cause of the abnormality is, for example, whether the door 40 does not close due to an obstacle, or whether the drive motors 52, 56 or the door close detection sensor have failed. Thereby, the user can identify the cause of the abnormality and take immediate action. As a result, it is possible to more reliably prevent the cleaning operation from being performed in a state in which the door 40 is not closed.
  • control unit 44 may perform control to notify the occurrence of an abnormality as described below.
  • the signal by which the door 40 was closed by the door close detection sensor is detected first, for example. Then, in the detected state, the drive motors 52 and 56 are driven in the forward direction to open the door 40.
  • the control unit 44 continues to detect the signal of the door close detection sensor for a predetermined time T4 (for example, 2.5 seconds) after driving. According to this configuration, the control unit 44 can determine that the door 40 is not moving, and can quickly notify the user of the abnormality of the door 40.
  • control unit 44 may control to stop the drive of the drive motors 52 and 56 when notification of occurrence of abnormality shown below is repeated. Specifically, even if the user knocks, the door 40 does not open, and thereafter, the notification is further repeated and the predetermined number of times (for example, five times) is reached. According to this control, the lock current of the drive motors 52 and 56 can be prevented from flowing repeatedly. Thereby, the excessive temperature rise of the drive motors 52 and 56 can be prevented.
  • the notification can notify the user that it is necessary to determine the cause of the abnormality.
  • the cause of the abnormality is, for example, whether the door 40 does not move due to contact with an obstacle or the like, or whether the drive motors 52, 56 or the door close detection sensor has failed.
  • each embodiment explained the composition which controls operation of washing tub 33 of a dishwasher based on the signal detected by acceleration sensor 45 as an example, it is not restricted to this.
  • the acceleration sensor 45 may be applied as, for example, a level used to detect an inclination at the time of installation of a dishwasher.
  • the dishwasher uses water, if it is installed at an incline, problems such as water leakage may occur. Therefore, at the time of installation, it is necessary to confirm the horizontal state of the dishwasher.
  • control unit 44 uses the acceleration sensor 45 as a level and detects a deviation between the gravity and the acceleration in the Z-axis direction. Thereby, the inclination of the dishwasher can be detected. Therefore, it is not necessary to separately provide a spirit level or the like. As a result, the workability at the time of installation of the dishwasher is improved.
  • the control unit 44 detects the inclination of the installation surface by the acceleration sensor 45 of the dishwasher. Then, the control unit 44 notifies the user of the occurrence of the inclination of the installation surface of the dishwasher. Furthermore, the control unit 44 controls to stop the operation of the dishwasher. As a result, the user can use the dishwasher for a long time without any trouble while adjusting the inclination of the installation surface.
  • control unit 44 may control the drive motors 52 and 56 so as to change the moving speed of the door 40 by determining the state of the inclination of the installation surface detected by the acceleration sensor 45. Specifically, when the installation surface is inclined forward or backward by less than a predetermined value (for example, 0.5 degrees or more and less than 2 degrees), the moving speed of the door 40 is slightly slower than usual. Control.
  • a predetermined value for example, 0.5 degrees or more and less than 2 degrees
  • the control unit 44 can notify the user, for example, via the notification unit, and can prompt the user to take measures such as repairing the installation surface. This makes it possible to prevent problems from occurring. That is, when the dishwasher is installed on the installation surface inclined to such an extent that there is no hindrance to the cleaning operation, the control unit 44 controls the drive motors 52 and 56 so that the moving speed of the door 40 becomes slow. This can further improve the safety of the dishwasher.
  • the control unit 44 controls the drive motors 52 and 56 so that they can not be driven. May be By this control, the operation of the dishwasher can be stopped before a failure such as a water leak or an unexpected load on the drive device occurs. This improves the safety of the dishwasher.
  • a predetermined value for example, 2 degrees
  • the acceleration sensor 45 may be configured to detect a vibration generated by the collision of the washing water with the inner wall of the washing tank 33 during the washing operation.
  • the control unit 44 can easily determine the condition in the cleaning tank 33 described below from the direction and the magnitude of the acceleration due to the vibration detected by the acceleration sensor 45. Specifically, it can be determined whether or not the cleaning pump 50 is operating normally, and whether or not the cleaning nozzle 48 is rotating normally. Furthermore, it can be determined whether or not the washing water is being jetted from any of the plurality of washing nozzles 48, and how long the tableware 36 is stored. As a result, early detection of an operation failure or improvement in cleaning efficiency by application to a cleaning nozzle injection method can be obtained.
  • the control unit 44 determines that the drive motors 52, 56 or the acceleration sensor 45, etc. are malfunctioning, and informs the user of an abnormality. Good. Specifically, when a signal for driving the drive motors 52 and 56 is output, the control unit 44 reports an abnormality, for example, when a predetermined output from the acceleration sensor 45 is not input. As a result, it is possible to easily notify the user of an abnormality in the drive system and prompt the user to take action.
  • control unit 44 may perform control to draw out the cleaning tank 33 when it detects an abnormality in the acceleration sensor 45 such as an erroneous output. According to this control, it is possible to prevent in advance the problem that the cleaning tank 33 can not be pulled out, which occurs because the acceleration sensor 45 can not detect knocking by the user. Furthermore, the control unit 44 can notify the user of the abnormality of the acceleration sensor 45 via the notification unit or the like.
  • the notification unit is provided, for example, in the operation unit 46, and notifies the user of the start of the operation of the drive device 51, the occurrence of an abnormality, and the like.
  • the notification unit is configured to aurally notify by a synthesized sound such as a voice or a buzzer. This makes it possible to easily inform the user who is near the dishwasher of the operating condition of the dishwasher and the like.
  • control unit 44 start the notification after a predetermined time T5 has elapsed since the vibration due to knocking or the like is detected by the acceleration sensor 45.
  • the predetermined time T5 is preferably 0.1 seconds to 0.6 seconds.
  • the predetermined time T5 is less than 0.1 seconds, the user will hear that the sound due to knock and the sound of the first part of the notification sound overlap. It sounds. Therefore, it is difficult for the user to hear the sound of the notification unit, which makes the determination difficult.
  • the predetermined time T5 exceeds 0.6 seconds, the user hears the sound of the notification unit with the impression of being extended, so that it may be difficult to make an accurate determination.
  • the notification unit it is preferable to start generation of a notification sound by the notification unit after a predetermined time T5 has elapsed since vibration due to knocking or the like has been detected. Thereby, the user can accurately hear and judge the notification sound without being disturbed by the sound knocked by the user.
  • the notification unit may notify the user of the display of the error code or the like by a combination of blinking of a lamp such as an LED or lighting of a plurality of lamps.
  • the acceleration sensor 45 may be automatically pulled out when an abnormality occurs.
  • the occurrence of an abnormality is assumed to be, for example, a water leak, a water level abnormality, a large amount of detergent foam, and the like. Therefore, it detects by the detection method according to each abnormal condition, and the washing tank 33 is pulled out automatically. This makes it possible for the user to visually notice the occurrence of an abnormality.
  • the configuration in which the cleaning tank 33 is automatically pulled out is particularly preferable. Thereby, the user can easily confirm the display of the error code or the LED displayed on the pulled out operation unit 46.
  • the withdrawal amount of the cleaning tank 33 is not particularly limited as long as the operation unit 46 can be visually recognized.
  • a remote control for transmitting an operation signal to the dishwasher may be separately provided.
  • the control unit 44 receives various operation signals transmitted from the remote controller. Then, based on the received operation signal, the control unit 44 controls each unit.
  • the control unit 44 detects a predetermined signal transmitted from the remote control. Then, based on the received predetermined signal, the control unit 44 drives the drive motors 52 and 56 to move the cleaning tank 33. According to this configuration, the user can freely operate the dishwasher from the remote position of the dishwasher depending on the time to wash. This further improves the convenience of the dishwasher.
  • each embodiment disclosed above may combine the structure of the embodiment which can be combined, without being specifically limited. Thereby, the same effect can be obtained.
  • the dishwasher of the present invention includes a case having a front opening on the front, a tableware provided so as to be insertable in and out of the case and containing dishes, and a door for covering the front opening;
  • a drive mechanism having a support mechanism for supporting the door in a movable manner back and forth, a drive unit having a drive unit for moving the door at least forward or backward, and at least a vibration applied to the door
  • a sensor, a notification unit that notifies the user of the operation status, and a control unit that controls the drive device are provided.
  • the control unit drives the drive unit when receiving a predetermined signal from the sensor, and the control unit is configured to notify by the notification unit when the drive unit starts driving. According to this configuration, it is informed to the user that the door is driven to move and the safety is improved.
  • the sensor detects the vibration applied to the door by a method of generating a sound
  • the control unit notifies after a predetermined time T5 after detecting the vibration via the notification unit. May be configured to start. According to this configuration, the user can easily hear the notification sound without being disturbed by the sound knocked by himself.
  • the predetermined time T5 may be set to 0.1 seconds to 0.6 seconds after detection of vibration. Normally, when the user is conscious of knocking, if a sound is generated like knocking, the sound of knocking and the first part of the notification sound will be heard overlapping, so notification It is hard to hear the sound. However, if the predetermined time T5 is set in the above-mentioned range, the user can surely hear the notification sound without being disturbed by the sound knocked by the user and without the impression of being extended further.
  • control unit of the dishwasher of the present invention may be configured to start notification before driving the drive unit via the notification unit. According to this configuration, the user can know that the door moves before the door is driven. This can further improve the safety when using the dishwasher.
  • the dishwasher of the present invention includes a door close detection sensor that detects that the door is closed, and the control unit detects or detects a signal that the door is closed by the door close detection sensor. After a predetermined time T3 from then on, notification may be made via the notification unit. According to this configuration, the user can reliably confirm that the door is reliably closed and the subsequent cleaning operation is properly performed.
  • control unit of the dishwasher of the present invention detects a signal that the door is closed by the door close detection sensor, it detects vibration for a predetermined time T3 after detecting the signal of the door close detection sensor. It may be configured not to detect the signal from the sensor, or to defer driving of the drive unit even if the signal of the sensor is detected. Normally, when the door is closed, the entire case vibrates, including dishes, due to shock and the like. However, according to this configuration, it is possible to prevent false detection of the vibration when it is closed. Furthermore, the stop of the drive unit can be temporarily secured for a predetermined time T3. Therefore, an excessive temperature rise of the drive unit can be prevented.
  • the door is closed for a predetermined time T4 after the drive unit is driven in the forward direction in which the door is opened in a state where the door closed detection sensor detects a signal that the door is closed. If the signal of the detection sensor is still detected, the control unit may be configured to notify that the door is not moving through the notification unit. According to this configuration, the control unit can determine that the door is not moving, notify the user of the abnormality of the door, and prompt the user to take action.
  • the control unit of the dishwasher of the present invention notifies as abnormality occurrence via the notification unit, and further drives the door. It may be configured to stop. According to this configuration, control can be performed so that the lock current of the drive unit does not repeatedly flow. Thereby, an excessive temperature rise of the drive unit can be prevented. Furthermore, it is possible to notify the user that it is necessary to determine the occurrence of an abnormality such as whether the door does not move due to contact with an obstacle or the like, or whether the drive unit or the door close detection sensor has failed.
  • control unit of the dishwasher of the present invention drives the drive unit in the backward direction in which the door is closed and detects that the drive unit has stopped, the signal of the door close detection sensor is not detected.
  • the notification unit may be configured to notify that the door is not completely closed. According to this configuration, it is possible to easily inform the user that the door is not completely closed.
  • the control unit of the dishwasher of the present invention notifies as abnormality occurrence through the notification unit, and the control unit of the door of more than that. It may be configured to stop driving. According to this configuration, control can be performed so that the lock current of the drive unit does not repeatedly flow. Thereby, an excessive temperature rise of the drive unit can be prevented. Furthermore, it is possible to notify the user that it is necessary to determine the occurrence of an abnormality such as whether the door does not close due to an obstacle or the like or whether the drive unit or the door close detection sensor has failed. As a result, it is possible to more reliably prevent the execution of the cleaning operation when the door is not closed.
  • the dishwasher of the present invention can easily pull out and store the washing tank and perform the washing operation even if the decorative plate without the operation unit or the handle is attached. Therefore, it is useful as a dishwasher which is used as a built-in system kitchen and is required to have a uniform design.

Landscapes

  • Washing And Drying Of Tableware (AREA)

Abstract

La présente invention comporte : une porte (40) qui recouvre une ouverture de surface avant (32) d'un boîtier (31) ; un réservoir de lavage (33) qui est soutenu dans le boîtier (31) dans un état dans lequel la porte (40) peut être déplacée vers l'avant et vers l'arrière ; un dispositif d'entraînement (51) doté d'une unité d'entraînement permettant de déplacer la porte (40) dans la direction avant et la direction arrière ; un capteur d'accélération (45) qui détecte une vibration agissant sur au moins la porte (40) ; une unité de notification qui notifie à un utilisateur l'état de fonctionnement ; et une unité de commande (44) qui commande l'entraînement du dispositif d'entraînement (51). L'unité de commande (44) est configurée de manière à entraîner un moteur d'entraînement (52) lorsqu'un signal prescrit est reçu en provenance du capteur d'accélération (45) et de manière à émettre une notification par l'intermédiaire de l'unité de notification lorsque l'entraînement du moteur d'entraînement (52) est démarré. Par conséquent, l'invention concerne un lave-vaisselle qui peut être adapté à diverses conceptions et qui peut être retiré dans une position dans laquelle de la vaisselle (36) peut être reçue dans un panier de vaisselle (47), même en l'absence de commutateur ou de poignée d'actionnement (43) sur la porte (40).
PCT/JP2018/019218 2017-07-27 2018-05-18 Lave-vaisselle WO2019021596A1 (fr)

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Application Number Priority Date Filing Date Title
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JP2017-145079 2017-07-27
JP2017145079A JP7153831B2 (ja) 2017-07-27 2017-07-27 食器洗い機

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CN110621210A (zh) 2019-12-27

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