JP2018033848A - Dish washer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dish washer improved in assembly workability.SOLUTION: The dish washer includes: a washing tank having a front wall on a front side and storing tableware; a front door provided on a front side of the washing tank; a washing nozzle injecting water toward the tableware stored in the washing tank; a speaker for emitting a sound. The speaker is disposed on a front wall side between the front wall and the front door.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a dishwasher for cleaning dishes, and more particularly to the arrangement of speakers.

2. Description of the Related Art Conventionally, there is a dishwasher equipped with a speaker that generates a voice message corresponding to an operation state according to an instruction from a control device (see, for example, Patent Document 1).
In Patent Document 1, it is easy to clearly distinguish a large number of driving situations without referring to the instruction manual as in the past by generating a voice message corresponding to the driving situation from a speaker provided inside the front door. To improve usability.

Japanese Patent No. 4402254

  However, in Patent Document 1, the speaker is disposed on the front door side between the cleaning tank and the front door provided on the front surface side thereof. That is, the front door is attached to the front surface of the cleaning tank in a state where the speaker is disposed on the front door side during assembly. For this reason, when the front door is attached to the front surface of the cleaning tank, there is a problem that the wire biting of the wiring occurs and the assembling workability is poor.

  The present invention has been made to solve the above-described problems, and an object thereof is to provide a dishwasher with improved assembling workability.

  The dishwasher according to the present invention has a front wall on the front side, a washing tub that accommodates dishes, a front door provided on the front side of the washing tub, and dishes accommodated in the washing tub. A cleaning nozzle that injects water toward the front and a speaker that generates sound, and the speaker is disposed on the front wall side between the front wall and the front door.

  According to the dishwasher which concerns on this invention, the speaker is arrange | positioned at the front wall side between the front wall and front door of a washing tank. In other words, the front door can be attached to the front surface of the cleaning tank with the speaker placed on the front wall side of the cleaning tank at the time of assembly. Can be improved.

It is sectional drawing seen from the right side which shows schematic structure of the dishwasher which concerns on embodiment of this invention. It is a front view of the dishwasher which concerns on Embodiment 1 of this invention. It is a front view of the washing tank of the dishwasher which concerns on Embodiment 1 of this invention. It is a perspective view of the washing tub of the dishwasher concerning Embodiment 1 of the present invention. It is a figure which shows the state before attaching a speaker to the washing tank of the dishwasher which concerns on Embodiment 1 of this invention. It is the figure which expanded the A line arrow view part of FIG. It is sectional drawing which looked at the washing tank of the dishwasher which concerns on Embodiment 1 of this invention from the right direction. It is the figure which expanded the B line arrow part of FIG. It is the figure which expanded a part of cross section which looked at the washing tank of the dishwasher which concerns on Embodiment 2 of this invention from the right direction. It is a figure which shows the state before attaching a speaker to the washing tank of the dishwasher which concerns on Embodiment 2 of this invention. It is the figure which expanded a part of cross section which looked at the washing tank of the dishwasher which concerns on Embodiment 3 of this invention from the right direction. It is a perspective view of the washing tank of the dishwasher which concerns on Embodiment 4 of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments described below. Moreover, in the following drawings, the relationship of the size of each component may be different from the actual one. In the following description, terms for indicating directions (for example, “up”, “down”, “left”, “right”, “front”, “back”, etc.) are used as appropriate for easy understanding. This is for explanation and these terms do not limit the present invention.

Embodiment.
FIG. 1 is a cross-sectional view seen from the right side showing a schematic configuration of a dishwasher 1 according to Embodiment 1 of the present invention.
Hereinafter, a schematic overall configuration of the dishwasher 1 according to Embodiment 1 of the present invention will be described.

  As shown in FIG. 1, the dishwasher 1 according to the first embodiment has a front opening that is open at the front, and includes a housing 2 that is an outline of the dishwasher 1 and an upper opening that is open at the top. A cleaning tank 30 for storing the tableware basket 50 and the tableware 51 placed in the tableware basket 50, and a lid 4 provided on the upper surface of the cleaning tank 30 and opening and closing the upper surface opening of the cleaning tank 30. And a front door 5 that is attached to the front of the cleaning tank 30 and opens and closes when the cleaning tank 30 provided inside the housing 2 is taken out.

  A water supply valve 10 is provided inside the housing 2. The water supply valve 10 supplies tap water to the cleaning tank 30, and in the cleaning process described later, cleaning water containing detergent in the water is used, and in the rinsing process, rinsing water that does not contain detergent is included in the cleaning tank. 30.

  The cleaning tank 30 has a substantially box shape, and is provided with a recess 30a protruding vertically downward at least at a part of the bottom surface. A water level detection device 11 that detects the level of the cleaning water stored in the cleaning tank 30 and a water temperature detection device 17 that detects the temperature of the cleaning water are provided on any of the four side surfaces or the bottom surface of the recess 30a. A water heater 12 for heating the cleaning water and a pressure pump 13 for pressurizing the cleaning water are respectively attached.

  The pressurizing pump 13 is provided outside the cleaning tank 30, and the cleaning water pressurized by the pressurizing pump 13 passes through the shaft part 6 provided on the bottom surface of the cleaning tank 30 to the shaft part 6. It is sent to the attached washing nozzle 19. Then, cleaning water is sprayed from the cleaning nozzle 19 toward the tableware 51, and the tableware 51 is cleaned. Similarly to the pressurizing pump 13, a drainage pump 16 is provided outside the cleaning tank 30. The drain pump 16 communicates with the recess 30a of the cleaning tank 30 and the drain pipe 16a, and drains the cleaning water stored in the cleaning tank 30.

  In addition, a drying heater 23 for heating the air to warm air and a drying fan 22 for supplying the warm air into the cleaning tank 30 are respectively attached to the rear of the cleaning tank 30. ing.

  The lid 4 is attached to the upper part of the inner surface of the housing 2. One end of a link mechanism (not shown) is attached to the lid 4, and the other end of the link mechanism is attached to the upper part of the inner surface of the housing 2. And by this link mechanism, when the washing tank 30 is pulled out, the lid body 4 is lifted so that the washing tank 30 can be opened.

  Thereby, when the washing tank 30 is pulled out, the lid 4 is not pulled out together with the washing tank 30. On the other hand, when the cleaning tank 30 is pushed in, the lid 4 is lowered by the link mechanism so that the cleaning tank 30 can be closed.

  The cleaning tank 30 can be moved forward by being pulled out to the front side by a fixed rail 21 provided in the housing 2 and a movable rail (not shown) provided in the cleaning tank 30. . The housing 2 is provided with a holding mechanism 18 for holding the cleaning tank 30 inside the housing 2 so that it does not move forward except when the cleaning tank 30 is required.

  When the cleaning tank 30 is pushed into the inside of the housing 2 to a predetermined holding position, the cleaning tank 30 is held at the predetermined position by the holding mechanism 18. At this time, the holding mechanism 18 is able to hold the cleaning tank 30 by urging the cleaning tank 30 with a force opposite to the pulling direction by a spring (not shown).

  A control device 9 is provided in a space between the rear surface of the front door 5 and the front surface of the cleaning tank 30. The control device 9 is, for example, dedicated hardware or a CPU (also referred to as a central processing unit, a central processing device, a processing device, an arithmetic device, a microprocessor, a microcomputer, or a processor) that executes a program stored in a storage unit. It is comprised and controls operation | movement of the dishwasher 1. FIG.

  In addition, a speaker 40 is provided as sound generating means on the cleaning tank 30 side of the space between the rear surface of the front door 5 and the front surface of the cleaning tank 30. The speaker 40 rings based on a sound signal such as a buzzer, a melody, or a sound output from a sound control circuit (not shown) according to an instruction from the control device 9.

FIG. 2 is a front view of the dishwasher 1 according to Embodiment 1 of the present invention.
As shown in FIG. 2, a front door 5 is provided in front of the dishwasher 1. The front door 5 has an operation panel 15 at the top, and an operation unit 7 is provided on the right side of the operation panel 15. The operation unit 7 receives an operation instruction input from the user and outputs an operation signal corresponding to the input to the control device 9. The operation unit 7 is provided with a power switch 8 a for turning on the power of the dishwasher 1 and an operation switch 8 b for starting and temporarily stopping the operation of the dishwasher 1.

  In addition, a handle portion 14 is provided at a substantially central position in the left-right direction of the operation panel 15 to be used when the cleaning tank 30 is pulled out to the front side. Further, on the left side of the operation panel 15, a front door exhaust port 5 a for discharging the air in the washing tank 30 to the outside of the dishwasher 1 is provided.

Next, the operation when the dishes 51 are washed and dried by the dishwasher 1 according to the first embodiment will be described.
First, the user puts a hand on the handle portion 14 to draw the cleaning tank 30 to the front side, and the front door 5 is opened. Then, the tableware 51 to be cleaned and dried is placed on the tableware basket 50 accommodated in the cleaning tank 30 from the upper surface opening of the cleaning tank 30, and an appropriate amount of detergent is put in the cleaning tank 30. Is pushed into the housing 2 to close the front door 5. Accordingly, the cleaning tank 30 is held at a position where the front door 5 is closed by the holding mechanism 18.

  Next, if the operation switch 8b provided in the operation part 7 is pushed by the user, the dishwasher 1 will start operation | movement. Note that the operation of the dishwasher 1 is controlled by the control device 9, and each functional component is operated according to the command, and the washing process, the rinsing process, the heating rinse process, and the drying process are performed in this order.

  When the operation switch 8b is pressed, the control device 9 first starts the cleaning process. When the cleaning process is started, first, the water supply valve 10 is opened, and tap water for cleaning is supplied into the cleaning tank 30. At this time, the water level in the cleaning tank 30 is detected by the water level detection device 11. And the control apparatus 9 will close the water supply valve 10, if it detects that the water level in the washing tank 30 reached the predetermined water level by the water level detection apparatus 11. FIG.

  Next, the control device 9 energizes the water heater 12 to heat cleaning water containing detergent in the stored tap water, energizes the pressurizing pump 13 to apply pressure to the cleaning water, and The cleaning water is supplied to the cleaning nozzle 19 through 6. Then, cleaning water is sprayed to the dishes 51 from the spray nozzle 19.

  At this time, the cleaning nozzle 19 rotates in a predetermined direction around the shaft portion 6 by a reaction force according to the injection amount of the cleaning water, and uniformly sprays the tableware 51 while rotating. Clean. That is, the dishwasher 1 rotates the washing nozzle 19 with the washing water sprayed from the washing nozzle 19 without separately providing driving means such as a motor for rotating the washing nozzle 19.

  Here, the cleaning in the cleaning process is performed while circulating the stored cleaning water. The cleaning water that has dropped to the bottom surface of the cleaning tank 30 is collected, pressure is applied again by the pressure pump 13, and the cleaning nozzle 19. The spraying of cleaning water to the tableware 51 is repeatedly performed. In addition, since the upper surface opening of the cleaning tank 30 is closed by the lid body 4, the cleaning water does not scatter outside the cleaning tank 30.

  In addition, the washing is performed while heating the washing water with the water heater 12, and the temperature of the washing water is usually set to a temperature at which the ability of the enzyme contained in the detergent can be maximized. It is set to about ℃. The temperature of the cleaning water is detected by the water temperature detector 17. Then, when the controller 9 detects that the temperature of the cleaning water has reached a predetermined temperature by the water temperature detector 17, the controller 9 stops energizing the water heater 12.

  When the cleaning process is started and a predetermined time elapses, the control device 9 stops energization of the water heater 12 and the pressure pump 13, energizes the drain pump 16, and stores cleaning water stored in the cleaning tank 30. Drain the outside. And if drainage is completed, the control apparatus 9 will stop the electricity supply to the drainage pump 16, and, thereby, a washing | cleaning process is complete | finished.

  When the cleaning process is completed, the control device 9 subsequently starts the rinsing process. The basic operation is almost the same as the cleaning process. First, the water supply valve 10 is opened, and the tap water for rinsing into the cleaning tank 30 is used. Supply water. And the control apparatus 9 will close the water supply valve 10, if it detects that the water level in the washing tank 30 reached the predetermined water level by the water level detection apparatus 11. FIG.

  Next, the control device 9 energizes the pressurizing pump 13, applies pressure to the stored rinse water, and supplies the rinse water to the cleaning nozzle 19 via the shaft portion 6. Then, rinsing water is sprayed to the dishes 51 from the spray nozzle 19. The sprayed rinsing water is applied to the dishes 51 to rinse the cleaning water and fine dirt remaining on the dishes 51.

  Then, when the rinsing process is started and a predetermined time has elapsed, the control device 9 stops energization of the pressurizing pump 13 and energizes the drainage pump 16 to remove the rinsing water stored in the cleaning tank 30 from the outside. Drain into. In the rinsing process, this series of operations is repeated several times. In this rinsing step, the water for rinsing is not heated by the water heater 12.

  When the rinsing process is completed, the control device 9 subsequently starts the heating rinsing process. The basic operation is the same as that of the washing process or the rinsing process, and water for rinsing by the water heater 12 is added to the rinsing process. The only difference is that it is warm.

  The temperature of the rinsing water is usually higher than the temperature of the rinsing water in order to finish the end of washing and to raise the temperature of the dishes 51 to improve the drying performance. It is generally set to 70 ° C. or higher (75 ° C. or higher for the O-157 countermeasure).

  When the heating rinsing process is completed, the control device 9 starts the drying process, which is the last process. When the drying process is started, the drying fan 22 is first energized to introduce air into the cleaning tank 30 and the drying heater 23 is energized to heat the air and warm air. The warm air is supplied into the cleaning tank 30 to dry the tableware 51 and the cleaning tank 30. And the warm air which dried these is discharged | emitted from the exhaust port (not shown) of the washing tank 30 to the exterior of the dishwasher 1 from the front door exhaust port 5a via an exhaust duct (not shown). .

Then, when the drying process is started and a predetermined time elapses, the control device 9 stops energization of the drying fan 22 and the drying heater 23, thereby ending the drying process.
When the drying process is completed, all the processes are completed.

  When all the processes are completed, the control device 9 generates a sound by the speaker 40 and notifies the user that all the processes are completed. Thereafter, the user takes out the tableware 51. In the same manner as when the tableware 51 is placed on the tableware basket 50, a hand is placed on the handle portion 14, the washing tank 30 is pulled out to the front side, and the front door 5 is opened. And the tableware 51 mounted in the tableware basket 50 accommodated in the washing tank 30 is taken out from the upper surface opening part of the washing tank 30, and the washing tank 30 is pushed into the housing | casing 2, and the front door 5 is made. Closed.

  Note that a sound may be generated by the speaker 40 according to the driving situation to notify the user of the driving situation.

  3 is a front view of the washing tub 30 of the dishwasher 1 according to Embodiment 1 of the present invention, and FIG. 4 is a perspective view of the washing tub 30 of the dishwasher 1 according to Embodiment 1 of the present invention. 5 is a diagram showing a state before the speaker 40 is attached to the washing tub 30 of the dishwasher 1 according to Embodiment 1 of the present invention, and FIG. 6 is an enlarged view of the portion indicated by the arrow A in FIG. FIG.

Next, the structure of the speaker 40 of the dishwasher 1 which concerns on this Embodiment 1, and the location relevant to it is demonstrated.
As shown in FIG. 3 and FIG. 4, a rectangular front wall 31 is provided on the front surface of the cleaning tank 30, and the four sides of the front wall 31 protrude forward so as to surround the front wall 31. Side walls 32 are provided. As shown in FIGS. 5 and 6, a horn-shaped enclosure 33 having a standing wall 34 protruding forward is provided above the center of the front wall 31 in the height direction on the front surface side. The standing wall 34 is made of resin or an elastic member.

  A circular speaker 40 as viewed from the front is attached to the enclosing portion 33 by screws or the like so that the front surface where the sound is generated faces forward. That is, the speaker 40 is disposed on the front wall 31 side between the front wall 31 of the cleaning tank 30 and the front door 5. The shape of the speaker 40 is not limited to the above.

  As shown in FIG. 1, a gap is formed between the speaker 40 and the front door 5. Therefore, it is possible to suppress the sound generated from the speaker 40 from being muffled and the chatter sound due to the vibration resonance during the operation of the dishwasher 1, and the sound quality can be improved.

FIG. 7 is a cross-sectional view of the washing tub 30 of the dishwasher 1 according to Embodiment 1 of the present invention as viewed from the right side, and FIG. 8 is an enlarged view taken along the line B in FIG.
As shown in FIGS. 7 and 8, the speaker 40 is attached to the enclosing portion 33 so that the side portion thereof is supported by the standing wall 34 and the rear surface thereof is covered by the enclosing portion 33. Therefore, when the speaker 40 is attached to the enclosure part 33, the speaker 40 is sealed by the enclosure part 33 from the side part to the rear surface.

  As mentioned above, according to the dishwasher 1 which concerns on this Embodiment 1, it has the front wall 31 in the front side, the washing tank 30 which accommodates the tableware 51 inside, and the front provided in the front side of the washing tank 30 A cleaning nozzle 19 that has a door 5, an injection port, and injects water from the injection port toward tableware 51 accommodated in the cleaning tank 30; and a speaker 40 that generates sound in response to an instruction from the control device 9. The speaker 40 is arranged on the front wall 31 side between the front wall 31 of the cleaning tank 30 and the front door 5. That is, since the front door 5 can be attached to the front surface of the cleaning tank 30 in a state where the speaker 40 is disposed on the front wall 31 side of the cleaning tank 30 at the time of assembly, it is difficult for the wire to bite at that time. As a result, assembly workability can be improved.

  In addition, a speaker 40 is attached to an enclosing portion 33 provided at an upper portion on the front side of the front wall 31. That is, the speaker 40 is provided above the center of the cleaning tank 30 in the height direction. Since the dishwasher 1 is mounted at a position lower than the user, the speaker 40 can be disposed at a position close to the user by providing the speaker 40 on the upper part of the washing tub 30, and the user can connect the speaker 40. Makes it easier to hear the sound generated from

  In addition, since the user is usually positioned in front of the dishwasher 1, the front side of the speaker 40 is arranged so that the front side of the speaker 40 faces the front door 5 side. The sound generated from the speaker 40 can be heard louder than in the case where it is arranged so as to face backward. In the first embodiment, the speaker 40 is arranged so that the front surface thereof faces the front front door 5 side, so that the user can easily hear the sound generated from the speaker 40.

  Further, since the speaker 40 is attached so that the rear surface thereof is covered with the enclosing portion 33, the sound generated from the speaker 40 has a different range from the operation sound of the dishwasher 1, and the user hears the sound generated from the speaker 40. It can be made easier. Moreover, since it is sealed from the side part of the speaker 40 to the rear surface, noise such as chatter noise due to vibration resonance during the operation of the dishwasher 1 can be cut off, and a straightforward sound without noise can be obtained. .

  Further, since the standing wall 34 of the enclosing portion 33 has a geometric shape such as a horn shape, the low sound is enhanced and the middle sound and the high sound are attenuated. The sound range is different from the operating sound, and the user can easily hear the sound generated from the speaker 40.

  In addition, the standing wall 34 of the enclosure part 33 may be an octahedral shape, in which case the rigidity of the standing wall 34 can be increased, and vibration during operation of the dishwasher 1 that generates chatter noises can be reduced. Voice quality can be improved.

  Further, since the standing wall 34 is formed of resin or an elastic member, the standing wall 34 is equally supported by the standing wall 34 when the speaker 40 is attached to the enclosing portion 33. Therefore, vibrations during operation of the dishwasher 1 that generate chattering noise can be mitigated, and voice quality can be improved.

Embodiment 2. FIG.
Hereinafter, Embodiment 2 of the present invention will be described, but the description overlapping with Embodiment 1 will be omitted, and the same reference numerals will be given to the same or corresponding parts as those in Embodiment 1.

FIG. 9 is an enlarged view of a part of a cross section of the washing tub 30 of the dishwasher 1 according to the second embodiment of the present invention as viewed from the right direction, and FIG. 10 relates to the second embodiment of the present invention. It is a figure which shows the state before attaching the speaker 40 to the washing tank 30 of the dishwasher 1. FIG.
As shown in FIGS. 9 and 10, in the second embodiment, the enclosing portion 33 is provided as a separate body from the cleaning tank 30. Further, an attachment part 35 having a part opened is formed on the upper part of the front wall 31 of the cleaning tank 30. The opening of the mounting portion 35 has a circular shape when viewed from the front like the speaker 40, but its diameter is smaller than the diameter of the speaker 40.

  And the speaker 40 is arrange | positioned from the rear surface side of the front wall 31 to the attachment part 35, and the surrounding part 33 is attached to the attachment part 35 by screwing etc. from the rear surface side of the front wall 31 in that state. The enclosure 33 has a circular shape when viewed from the front like the speaker 40, but its diameter is larger than the diameter of the speaker 40 so that it can be covered from the side to the rear of the speaker 40. It has become.

  By adopting such a configuration, the height of the standing wall 34 of the enclosing portion 33 can be changed to a different one, so that the gap between the rear surface of the speaker 40 and the enclosing portion 33 can be adjusted. Therefore, noise such as chatter noise due to vibration resonance during operation of the dishwasher 1 can be improved.

Embodiment 3 FIG.
Hereinafter, Embodiment 3 of the present invention will be described, but the description overlapping with Embodiments 1 and 2 will be omitted, and the same or corresponding parts as those in Embodiments 1 and 2 will be denoted by the same reference numerals. .

FIG. 11: is the figure which expanded a part of cross section which looked at the washing tank 30 of the dishwasher 1 which concerns on Embodiment 3 of this invention from the right direction.
As shown in FIG. 11, in the third embodiment, the speaker 40 is attached to the enclosing portion 33 so that the rear surface thereof faces the front front door 5 side. That is, it is attached in the opposite direction to the first embodiment.

  Thus, by arranging the speaker 40 so that the rear surface thereof faces forward, the sound of the speaker 40 is generated in a direction sealed by the enclosing portion 33, and a resonance sound is generated. Therefore, the sound generated from the speaker 40 has a different range from the operation sound of the dishwasher 1, and the user can easily hear the sound generated from the speaker 40.

Embodiment 4 FIG.
Hereinafter, although Embodiment 4 of this invention is demonstrated, description is abbreviate | omitted about what overlaps with Embodiment 1-3, and attaches | subjects the same code | symbol to the part which is the same as Embodiment 1-3, or an equivalent part. .

FIG. 12 is a perspective view of the washing tub 30 of the dishwasher 1 according to Embodiment 4 of the present invention.
As shown in FIG. 12, in the fourth embodiment, a notch 32 a is formed by opening a part of the side wall 32 provided on the side of the front wall 31. With this configuration, the sound generated from the speaker 40 leaks from the cutout portion 32a, so that the user can easily hear the sound generated from the speaker 40.

  In the fourth embodiment, the cutout portion 32a is formed in the lower portion of the side wall 32, but other portions may be used. Further, the notch 32a may be formed over one side of the front wall 31 or may be formed only on a part of one side of the front wall 31.

  DESCRIPTION OF SYMBOLS 1 Dishwasher, 2 housing | casing, 4 lid body, 5 front door, 5a front door exhaust port, 6 shaft part, 7 operation part, 8a power switch, 8b operation switch, 9 control apparatus, 10 water supply valve, 11 water level detection apparatus , 12 Water heater, 13 Pressure pump, 14 Handle, 15 Operation panel, 16 Drain pump, 16a Drain piping, 17 Water temperature detector, 18 Holding mechanism, 19 Cleaning nozzle, 21 Fixed rail, 22 Drying fan, 23 Drying Heater, 30 Washing tank, 30a Recess, 31 Front wall, 32 Side wall, 32a Notch, 33 Enclosing part, 34 Standing wall, 35 Mounting part, 40 Speaker, 50 Tableware basket, 51 Tableware.

Claims (11)

A washing tub having a front wall on the front side and containing tableware;
A front door provided on the front side of the washing tank;
A cleaning nozzle for injecting water toward the dishes contained in the cleaning tank;
A speaker for generating sound,
The dishwasher, wherein the speaker is arranged on the front wall side between the front wall and the front door. The dishwasher according to claim 1, wherein the speaker is disposed above the center of the washing tank in the height direction. The dishwasher according to claim 1 or 2, wherein the speaker is arranged such that a front surface faces the front door side. The dishwasher according to claim 1 or 2, wherein the speaker is disposed such that a rear surface faces the front door side. The dishwasher as described in any one of Claims 1-4 with which the enclosure part which covers the rear surface of the said speaker is provided in the said front wall of the said washing tank. The dishwasher according to claim 5, wherein the enclosing portion is provided as a separate body from the washing tank. The enclosure includes a standing wall that protrudes forward and supports a side of the speaker;
The dishwasher according to claim 5 or 6, wherein the standing wall is formed of a resin or an elastic member. The dishwasher according to any one of claims 5 to 7, wherein the enclosing portion has a horn shape. The dishwasher according to any one of claims 1 to 8, wherein the washing tank has a side wall protruding forward at a side portion of the front wall. The dishwasher according to claim 9, wherein a part of the side wall is open. The dishwasher according to any one of claims 1 to 10, wherein the speaker is fixed to the washing tank with a screw.

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