JP4134840B2 - Dishwasher - Google Patents

Description

  The present invention relates to a dishwasher that slides a washing tank back and forth from a washing machine body in and out.

  The slide-open type dishwasher that houses and cleans dishes in and out of the main body of the washing machine by slide rails is suitable for building a system kitchen with a built-in kitchen cabinet and a dishwasher. It is a form.

  Conventionally, this type of dishwasher has been configured as shown in FIG. Hereinafter, the configuration will be described.

  As shown in FIG. 5, the dishwasher main body 1 has an opening in the front and supports the washing tub 3 through the slide rail 2 so as to be movable in the front-rear direction. The washing tank 3 has an opening on the upper side, and a door 4 is attached in front of the washing tank 3 to open and close the opening of the dishwasher main body 1. A lid 6 is attached above the dishwasher main body 1, and the lid 6 is connected to the dishwasher main body 1 by an elastic body 7. Legs 8 are attached to the bottom of the dishwasher body 1.

  In the washing tub 3, a tableware basket 10 for storing tableware 9 is arranged. Further, a heater (not shown) is provided in the cleaning tank 3 as a heating means for heating the cleaning water in the cleaning tank 3, a cleaning pump 11 is provided on the back surface of the cleaning tank 3, and cleaning water is supplied from the cleaning nozzle 12. The tableware 9 sprayed and accommodated in the tableware basket 10 is configured to be washed.

The cradle 13 includes pipes for water supply and drainage, and the dishwasher body 1 is installed on the upper surface of the cradle 13 (see, for example, Patent Document 1).
JP 2001-61746 A

However, in such a conventional configuration, when the washing tank 3 is pulled out from the washing machine body 1 , the bottom surface of the washing tank is deformed due to the weight of the tableware 9 and the like in the washing tank 3 , and the washing tank 3 is lowered downward. It becomes a state. Thereby, when pushing the washing tank 3 into the washing machine main body 1, a large force is required for the operation force, and there is a problem that workability is deteriorated.

  This is contrary to the idea that the larger the pull-out stroke of the cleaning tank 3 is, the more the tendency appears, and the pull-out stroke is increased so that the tableware 9 can be taken in and out.

  The present invention solves the above-mentioned conventional problems, and when the washing tank is pulled out, the washing tank is prevented from being in a front-down state, and the operability when pushing the washing tank is lightened to improve usability. It is aimed.

In order to achieve the above-mentioned purpose, a cleaning tank opened upward is accommodated in a washing machine main body which is opened at the front and formed into a box-like body so that it can be freely moved in and out from the front opening of the washing machine main body by a slide rail. The convex part lower than the leg is provided in front of the leg provided on the bottom surface of the cleaning machine main body, and the convex part is configured to support the cleaning machine main body when the bottom surface of the cleaning machine main body is deformed. .

  As a result, when the cleaning tank is pulled out, the cleaning tank can be prevented from being lowered downward, the operability when the cleaning tank is pushed in can be reduced, and the usability can be improved.

As described above, according to the first aspect of the present invention, a convex portion lower than the leg is provided in front of the leg provided on the bottom surface of the cleaning machine main body, and the bottom surface of the cleaning machine main body is deformed. When the washing tank is pulled out, the washing tank can be prevented from falling down and the operability when pushing the washing tank can be reduced, improving usability. can do.

According to a first aspect of the present invention, an opening and cleaning machine a body formed in a box-shaped body open forward, upward and from freely housed in the longitudinal direction from the front opening of the front Symbol washer body a cleaning tank, and a leg provided on the bottom surface of the washing machine body, the shorter projecting portion from the leg to the front of the leg of the bottom surface of the washer main body is provided, wherein the convex portion of the washer body When the bottom surface is deformed, it supports the washing machine body. When the washing tank is pulled out from the washing machine body, the weight of the entire washing tank including the weight of tableware etc. in the washing tank passes through the slide rail. In addition, the washing machine body is supported by the legs provided on the bottom, but when the washing tank is pulled out, the center of gravity moves forward, so all loads are applied to the front legs. The vicinity of the legs on the bottom surface of the cleaning machine body cannot withstand the load. At this time, by providing a convex part in front of the leg on the bottom surface of the cleaning machine body, if the bottom surface of the cleaning machine body is slightly deformed by the load of the cleaning tank, the load can be supported by the convex part and the front of the cleaning tank is lowered. Therefore, when the washing tank is pushed in, a large force is not required, the operability can be reduced, and the usability can be improved.

The invention according to claim 2 is the invention according to claim 1, and in particular, the convex portion is provided in front of the plurality of legs provided at the bottom front portion of the cleaning tank, and is plate-shaped. a convex portion, when drawn wash tank from the cleaning machine body, the weight of the entire cleaning tank containing the weight of tableware in the cleaning tank via a slide rail, joined to the cleaning machine body, washer body Although it is supported by the legs provided on the bottom surface, when the cleaning tank is pulled out, the center of gravity moves forward, so all the load is applied to the front legs, and the vicinity of the legs on the bottom surface of the cleaning machine body is the load. I can't stand it. At this time, the bottom surface of the cleaning machine main body is placed on the surface of the washing machine main body of the pedestal so that the bottom surface of the cleaning machine main body is caused by the load of the cleaning tank by providing a convex portion lower than the legs at a position located in front of the legs provided on the bottom surface of the cleaning machine main body. If it is deformed a little, it will hit the convex part provided on the pedestal and can prevent further deformation of the bottom surface, it can prevent the front of the washing tank from falling down, and even when pushing in the washing tank, it does not require great force and operability Can be made lighter and usability can be improved. In particular, since the convex portion is plate-like, the cleaning machine main body can be supported by the surface of the upper surface of the convex portion, and therefore the bottom surface of the cleaning machine main body can be further suppressed to support the cleaning machine main body.

According to a third aspect of the present invention, in the first aspect of the present invention, when the cleaning machine main body is installed, the pedestal is positioned closer to the outside than the legs of the bottom surface of the cleaning machine main body. Protrusions that are lower than the legs are provided on the left and right of the installation surface from the front to the rear, and when the washing tub is pulled out from the washing machine body, the weight of the washing tub in the washing tub is included. The bottom surface of the cleaning machine can be prevented from being deformed by the load provided on the pedestal due to the load, so that the front of the cleaning tank can be prevented from falling down, and even when the cleaning tank is pushed in, a large force is not required and the operability is reduced. It is possible to improve the usability, and the convex part provided on the washing machine body installation surface of the table is provided from the front to the back, so when installing the washing machine body on the table The dishwasher will also serve as a guide It is possible to improve the installation property.

  Embodiments of the present invention will be described below with reference to the drawings.

(Example 1)
As shown in FIG. 1, the cleaning machine main body 13 is formed in a box-like body with the front opened, and a cleaning tank 14 opened upward is inserted into the cleaning machine main body 13 by a slide rail 15. It is configured so that it can be retracted in the front-rear direction from the front opening, and can be pulled out to the drawing end position shown in the figure. The installation state shown in FIG. 1 shows the Example built in the kitchen cabinet which provided the countertop 16 on the upper surface. The dishwasher main body 13 is basically installed in a kitchen cabinet as shown in the figure, but the washing machine main body 13 can also be used by being fixed on a table at the installation location.

  The cleaning tank 14 is formed by resin molding, and a door panel 17 is attached to the front surface. A cleaning nozzle 18 and a heater (not shown) are disposed on the bottom surface of the cleaning tank 14. A table basket 19 for storing tableware is detachably disposed thereon. Further, on the rear surface of the cleaning tank 14, a cleaning pump (not shown) for injecting cleaning water from the cleaning nozzle 18 and components for supplying and discharging water into the cleaning tank 14 are arranged.

  Further, the slide rail 15 has a ball bearing on both rails between a fixed rail 15 a fixed to the inner surface side of both side surfaces of the cleaning machine body 13 and a movable rail 15 b fixed to the outer surface side of both side surfaces of the cleaning tank 14. The intermediate rail 15c is inserted into the three-stage structure. The cradle 20 is provided with the washing machine main body 13, and a fixing bracket 21 is attached to the rear part thereof. When the washing tank 14 is pulled out, the rear part of the washing machine main body 13 is prevented from falling over to the front surface. keeping.

  As shown in FIG. 2, four legs 22 are provided on the bottom surface of the cleaning machine main body 13. Further, a convex portion 23 is provided on the bottom surface of the cleaning machine main body 13 in front of the leg 22. The height of the convex portion 23 is set lower than that of the leg 22. The convex portion 23 is formed by drawing the bottom surface of the cleaning machine body 13.

  The operation in the above configuration will be described. When the washing tank 14 is pulled out to set the tableware in the washing tank 14, the weight of the tableware and the like in the washing tank 14 is applied to the washing machine main body 13 via the slide rail 15 that fixes the washing tank 14. become. Since the center of gravity of the cleaning tank 14 is moved forward, a force that causes the cleaning machine main body 13 to fall forward works. However, since the rear part of the cleaning machine main body 13 is supported by the fixing bracket 21, The applied load is applied as a large load to the front leg 22 provided on the bottom surface, and receives a load that deforms the vicinity of the leg 22 on the bottom surface of the cleaning machine body 13.

  At this time, when a large load is applied to the front leg 22, the vicinity of the leg 22 on the bottom surface of the cleaning machine body 13 is slightly deformed, and the leg 22 tends to bite into the bottom surface of the cleaning machine body 13. Here, if the vicinity of the leg 22 on the bottom surface of the cleaning machine main body 13 is slightly deformed by providing the convex portion 23 in front of the leg 22 on the bottom surface of the cleaning machine main body 13, the convex portion 23 provided on the front side of the leg 22 becomes the rest. 20, the washing machine body 13 can be supported by the legs 22 and the projections 23 to prevent the bottom surface of the washing machine body 13 from being deformed. Thereby, it can prevent that the washing tank 14 falls forward.

  In such a deformation, the larger the pulling stroke of the cleaning tank 14, the larger the load that the front leg 22 receives, and the larger the dimension that the cleaning tank 14 is lowered forward.

  When the cleaning tank 14 is in the state of being lowered forward in this way, an oblique force is applied to the slide rail 15 when the cleaning tank 14 is pushed into the main body 13 of the cleaning machine, the operating force increases, and the operability deteriorates. However, this can be prevented, and the washing tank 14 can be operated with a light force.

  As described above, according to the present embodiment, the convex portion 23 lower than the leg 22 is provided in front of the leg 22 provided on the bottom surface of the cleaning machine body 13, the cleaning tank 14 is pulled out, and the load is applied when the load is applied from above. Since the cleaning tank 14 is pulled out from the cleaning machine body 16 when the bottom surface of the cleaning machine body 13 is slightly deformed by the load of the cleaning tank 14, the load can be supported by the convex portion 23. When the cleaning tank 14 is pushed in, a large force is not required, the operability can be reduced, and the usability can be improved.

(Example 2)
As shown in FIG. 3, the cradle 24 is provided with a cleaning machine main body (not shown, but configured in the same manner as in the first embodiment). Piping (not shown) is provided. A convex portion 26 is provided in front of the upper surface (cleaning machine main body installation surface) 25 of the table 24, and the height of the convex portion 26 is lower than the legs provided on the bottom surface of the cleaning machine main body. Further, when the cleaning machine main body is installed, the projection 26 is provided in front of the front leg of the cleaning machine main body (the position of the leg 22 when the cleaning machine main body is installed on the stand is It is drawn with a broken line on the upper surface of the base 24). Other configurations are the same as those of the first embodiment.

  The operation in the above configuration will be described. As in Example 1 above, when the washing tub is pulled out to set tableware in the washing tub, the weight of the tableware etc. in the washing tub is attached to the washing machine main body via the slide rail that fixes the washing tub. In addition, the load applied to the main body of the washing machine is applied as a large load to the front leg 22 provided on the bottom surface. At this time, when a large load is applied to the front leg 22, the vicinity of the leg 22 on the bottom surface of the cleaning machine body is slightly deformed, and the leg 22 bites into the bottom surface of the cleaning machine body. The gap with the bottom surface of the main body of the cleaning machine is reduced and comes into contact with the convex portion 26 provided on the upper surface 25 of the cradle 24.

  As a result, the bottom surface of the cleaning machine main body is supported by the front leg and the convex portion 26 provided on the pedestal 24, so that the deformation of the bottom surface of the cleaning machine main body can be prevented, and the cleaning tank is lowered forward. Can be prevented.

  As described above, according to the present embodiment, since the convex portion 26 lower than the leg is provided on the upper surface 25 of the pedestal 24 at the position located in front of the leg provided on the bottom surface of the cleaning machine body, the cleaning tank is provided with the cleaning machine body. When the bottom of the washing machine body is slightly deformed by the load of the washing tub when it is pulled out, it can be prevented from further deforming the bottom by hitting the convex portion 26 provided on the pedestal 24 and preventing the washing tub from descending forward. Even when the washing tank is pushed in, a large force is not required, the operability can be lightened, and the usability can be improved.

(Example 3)
As shown in FIG. 4, the cradle 27 is provided with a cleaning machine main body (not shown, but configured in the same manner as in the first embodiment), and water supply and drainage to the cleaning machine main body is provided inside. Piping (not shown) is provided. Convex portions 29 are provided on the left and right sides of the upper surface (cleaning machine main body installation surface) 28 of the table 24 from the front to the rear. The height of the convex portion 29 is lower than the legs provided on the bottom surface of the main body of the washing machine. Further, when the cleaning machine main body is installed, the end of the convex portion 29 is positioned forward from the front leg of the cleaning machine main body (the position of the leg 22 when the cleaning machine main body is installed on the table 27). Is drawn in broken lines on the upper surface of the cradle 27).

  The operation in the above configuration will be described. As in Example 1 above, when the washing tub is pulled out to set tableware in the washing tub, the weight of the tableware etc. in the washing tub is attached to the washing machine main body via the slide rail that fixes the washing tub. In addition, the load applied to the main body of the washing machine is applied as a large load to the front leg 22 provided on the bottom surface. At this time, when a large load is applied to the front leg 22, the vicinity of the leg 22 on the bottom surface of the cleaning machine body is slightly deformed, and the leg 22 bites into the bottom surface of the cleaning machine body. The gap with the bottom surface of the main body of the cleaning machine is reduced and comes into contact with the convex portion 29 provided on the upper surface 28 of the cradle 27.

  As a result, the bottom surface of the main body of the cleaning machine is supported by the front leg and the convex portion 29 provided on the pedestal 27, so that the deformation of the bottom surface of the main body of the cleaning machine can be prevented and the cleaning tank is lowered forward. Can be prevented.

  Further, when the cleaning machine main body is installed on the cradle 27, the leg 22 on the rear side of the cleaning machine main body is placed on the inside of the convex portion 29 of the cradle 27 and pushed in as it is, so that the leg 22 uses the convex portion 29 as a guide. The washing machine body can be installed straight without being pushed and inclined with respect to the cradle 27.

  Thus, according to the present embodiment, when the washing machine body is installed, the cradle 27 is located on the left and right sides of the upper surface 28 from the front part to the rear part so as to be positioned near the outside of the legs 22 on the bottom surface of the washing machine body. Since the protrusion 29 lower than the leg 22 is provided, when the washing tub is pulled out from the washing machine main body, the deformation of the bottom surface of the washing machine main body is placed by the load of the washing tub including the weight of tableware and the like in the washing tub. It can be prevented by the convex portion 29 provided on the base 27, the front of the cleaning tank can be prevented, and even when the cleaning tank is pushed in, a large force is not required, the operability can be reduced, and the usability is improved. In addition, since the convex portion 29 provided on the table 27 is provided from the front to the rear, it also serves as a guide when the washing machine body is installed on the table 27. Can improve the installation

The longitudinal cross-sectional view of the dishwasher of 1st Example of this invention An enlarged side view of the main part of the dishwasher The perspective view of the table of the dishwasher of 2nd Example of this invention The perspective view of the table of the dishwasher of 3rd Example of this invention Vertical section of a conventional dishwasher

Explanation of symbols

13 Cleaning Machine Body 14 Cleaning Tank 15 Slide Rail 22 Leg 23 Protrusion

Claims (3)

A washing machine main body formed into a box-shaped body open forward, a cleaning tank having an open upper and from freely housed in the longitudinal direction from the front opening of the front Symbol washer body, provided on the bottom surface of the washer body and a leg, a shorter protrusion from the leg to the front of the leg of the bottom surface of the washer main body is provided, the convex portion, when the bottom surface of the washer main body is deformed, supporting the washer body Dishwasher. 2. The dishwasher according to claim 1, wherein the convex portion is provided in front of the plurality of legs provided in a front portion of the bottom surface of the washing tank and is a plate-shaped convex portion. When the washing machine main body is installed, the pedestal is provided with convex parts lower than the legs from the front to the rear on the left and right of the washing machine main body installation surface so as to be positioned near the outside of the legs on the bottom surface of the washing machine main body. dishwasher according to claim 1, wherein provided.

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