JP3932968B2 - dishwasher - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a dishwasher that cleans dishes and the like by spraying washing water.
[0002]
[Prior art]
Conventionally, this type of dishwasher has been configured as shown in FIG. Hereinafter, the configuration will be described.
[0003]
As shown in FIG. 3, the door body 1 is attached to the lower part of the dishwasher body 3 by the door support member 2 so as to be opened and closed, and covers the front opening of the dishwasher body 3. A handle portion 4 that is gripped when opening and closing and a lock means 6 that is released by a switch 5 are provided, and can be fixed in a closed state. The dishwasher main body 3 is provided with a washing tub 7 inside, and the washing tub 7 has a dish basket 8 disposed therein. 9 is a cleaning pump, and 10 is a cleaning nozzle.
[0004]
The operation in the above configuration will be described. The user releases the locking means 6 with the switch 5, and then opens the door 1 with the handle 4, and removes the dishes that are dirty in the dish basket 8 installed in the washing tub 7 in the dishwasher body 3. set.
[0005]
Next, when the door 1 is closed, and the operation is started by operating the lock means 6, the cleaning water is supplied to the cleaning pump 9 while heating the cleaning water by a heater (not shown) arranged at the bottom of the cleaning tank 7. Thus, a cleaning process is performed in which the pressure is fed to the cleaning nozzle 10 and sprayed toward the tableware to remove the stains on the tableware. Then, after rinsing tableware, a drying process of drying is performed and the operation is finished.
[0006]
Another dishwasher is described in Japanese Patent Laid-Open No. 50-26356. As shown in FIG. 4, the two door bodies 12, 13 provided in the dishwasher main body 11 are configured to open and close the opening of the washing tub 16 by rotating in the vertical direction via the door support members 14, 15. It is connected by interlocking means 17, 18 and connecting members 19, 20, 21 interlocking them. For this reason, if the lower door body 13 is opened, the upper door body 12 is also opened at the same time, and the two door bodies can be opened and closed simultaneously, thereby improving the usability of opening and closing the door.
[0007]
[Problems to be solved by the invention]
In such a conventional configuration, in the configuration shown in FIG. 3, the operation of the locking means 6 and the handle portion 4 for opening the door body 1 are usually provided separately, and when the door body 1 is opened, a switch It is necessary to release the lock means 6 by 5 and re-hold the handle portion 4. Further, since the door body 1 is urged in the closing direction, the handle portion 4 has to be grasped and opened until the end of opening, and there is a problem that it is troublesome and inferior in usability.
[0008]
In the configuration of FIG. 4, the door body is divided into two door bodies 12, 13, the amount of forward protrusion from the dishwasher body 11 when the door body is opened is reduced, and the dishwasher is installed. In addition, a plurality of door bodies 12 and 13 are rotatably connected by the interlocking means 17 to improve the usability of opening and closing the door bodies. It had the same annoyance as a single door.
[0009]
In order to realize this conventional configuration, when producing and assembling the dishwasher, a plurality of door bodies 12, 13, door support members 14, 15, interlocking means 17, 18, connecting members 19, 20, It is necessary to connect and assemble as many parts as 21, and the assembling order is complicated. Furthermore, it is necessary to store these structures in the dishwasher main body 11, and the width dimension of the washing tank 16 becomes small, and there exists a problem that the tableware capacity | capacitance which can be accommodated decreases.
[0010]
This invention solves the said subject, and it aims at providing the dishwasher which implement | achieves what is convenient for opening and closing a door body with a simple structure and compactly.
[0011]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides a washing tub in the dishwasher body, opens and closes the opening provided in the washing tub with the upper door body and the lower door body , and each of these door bodies is an upper door support member. The upper door support member and the lower door support member are pivotally supported by the base member, and the upper door support member and the lower door support member are interlocked by the interlocking link. by suspending the spring and side and upper door support member configured to bias the upper door body and the lower door body in the open side closed state, the interlocking link based member and the upper door support member and the lower door support member Are arranged in the order of the base member, the upper door support member, the lower door support member, and the interlocking link. Further, the spring is suspended to form a unit, and this unit is placed in the cleaning tank side with the base member positioned closest to the cleaning tank. Attach to the left and right outer walls of the The support members are connected by an upper door body, the left and right lower door support members are connected by a lower door body, and the left and right units are integrated, and a push button switch is provided on one of the upper door body and the lower door body. And a locking means for fixing the upper door body and the lower door body in a closed state, and a locking portion for locking the locking means in the closed state of the upper door body and the lower door body is provided outside the outer wall surface of the cleaning tank. The upper door body and the lower door body are automatically opened from the closed state to the open state by the spring when the push button switch is operated to release the locking means from the locking portion .
[0012]
Thus, it is possible to automatically open the upper door body and Shitatobiratai by a simple operation, opening and closing of the upper door body and Shitatobiratai becomes extremely easy, it is possible to eliminated troublesome in use, the non always simple structure foundation member, can easily be unitized door support member, the interlocking link, it is possible to attach the unit to the cleaning tank or dishwasher main body, it is possible to improve the assembly stand of .
[0013]
DETAILED DESCRIPTION OF THE INVENTION
According to a first aspect of the present invention, the dishwasher main body, and a cleaning tank provided in the dishwasher body, the door body and Shitatobiratai order to open and close an opening provided in the cleaning tank, left and right A pair of base members, a pair of left and right upper door support members pivotally supported by an upper fixed pivot provided on the base member and rotatably supporting the upper door body upward from a closed state, and provided on the base member A pair of left and right lower door support members that are pivotally supported by a lower fixed pivot and pivotably support the lower door body downward from the closed state, and the upper door pivot support member and the lower door support member on the left and right respectively. And a pair of left and right interlocking links that link the upper door support member and the lower door support member in a pivotable manner with the pivots of the lower link and the lower link pivots, and are suspended from the upper door body side of the interlocking link and the upper door support member. Te biased in the opening side of the upper door body and Shitatobiratai in closed state And a spring, the foundation member and the upper door support member and the lower door support member and the interlock link, the base member, the upper door support member and the lower door support member, disposed in the order of the coupling link, further After suspending the spring into a unit, this unit is attached to the left and right outer walls of the cleaning tank with the base member positioned closest to the cleaning tank , and the upper door support members on the left and right are Connected by a door body, the left and right lower door support members are connected by the lower door body to integrate the left and right units, and a push button switch and the one of the upper door body and the lower door body Lock means for fixing the upper door body and the lower door body in a closed state, and for locking the lock means in the closed state of the upper door body and the lower door body on the outside of the outer wall surface of the cleaning tank. A push button switch. Are those wherein the door body and the lower door member by said spring to unlocking is configured to be automatically opened from the closed state to the open state from the locking portion of the locking means by actuating a simple The upper door body and the lower door body can be automatically opened by operation, and the opening and closing of the upper door body and the lower door body becomes extremely easy, and the troublesomeness at the time of use can be eliminated.
[0014]
Further, base member, the door support member, a portion of the coupling link or all can easily be unitized, it is possible to attach the unit to the cleaning tank or dishwasher main body, making it possible to improve the assembly stand of it can.
[0015]
The invention according to claim 2 is the invention according to claim 1, wherein the spring is provided on substantially the same plane as the interlocking link, and the automatic opening of the upper door body and the lower door body which are easy to use is provided. Further, a more compact configuration can be achieved, and this can be realized without reducing the width dimension of the cleaning tank.
[0016]
【Example】
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
[0017]
As shown in FIG. 1, the dishwasher main body 22 is provided with a washing tank 23 inside, and an opening 24 of the washing tank 23 is opened and closed by an upper door body (door body) 25 and a lower door body (door body) 26. It is configured as follows. An upper door support member (door support member) 27 is fixed to the upper door body 25, and the upper door support member 27 is rotatably supported on the base member 29 by an upper fixed pivot 28. Further, a lower door support member (door support member) 30 is fixed to the lower door body 26, and the lower door support member 30 is rotatably supported on the base member 29 by a lower fixed pivot 31. Further, a through hole into which a bolt welded to the outer wall surface of the cleaning tank 23 is provided at the lower part of the base member 29 and is fixed by a nut 32.
[0018]
An interlocking means 33 is provided as an interlocking means for interlocking the upper door support member 27 and the lower door support member 30. The upper link pivot 34 and the lower link pivot 35 are respectively connected to the upper door support member 27 and the lower door support member 30. I support. As shown in FIG. 2, the base member 29, the upper door support member 27, the lower door support member 30, and the interlocking means 33 are arranged on the outer wall of the cleaning tank 23 in this order.
[0019]
The lower door body 26 is provided with a push button switch 36 and a lock means 37 for fixing the lower door body 26 in a closed state, and interlocked with the push button switch 36 to lock the locking means from a locking portion 38 provided in the cleaning tank 23. 37 can be released. Further, the outer wall of the cleaning tank 23 is provided with door body lock detecting means 39 for detecting whether the locking means 37 is securely locked to the engaging portion 38, and the upper door body 25 and the lower door body 26 are not closed. In this case, it is configured not to operate in conjunction with the input function.
[0020]
The interlocking means 33 is provided with a holding portion 40 and is connected to the upper door support member 27 with an elastic body such as a spring (tensile coil spring) 41 to automatically open the door body from the closed state to the open state. Is configured. The spring 41 is disposed in substantially the same plane as the interlocking means 33.
[0021]
The operation in the above configuration will be described. The upper door body 25 and the lower door body 26 are configured to be opened and closed by the upper door support member 27 and the lower door support member 30, respectively. The upper door body 25 pivots upward, and the lower door support member 30 pivots the lower door body 26 downward.
[0022]
At this time, the locking means 37 is released by operating the push button switch 36 provided on the lower door body 26 by the interlocking means 33 and the upper door support member 27 urged to the open side by the spring 41, and the upper door is released. The body 25 and the lower door body 26 rotate in conjunction with each other. For this reason, the user does not need to grasp and open the door body, the upper door body 25 and the lower door body 26 are automatically opened from the closed state to the open state, and the user holds the tableware or the like in his / her hand. It has very high convenience when it is present.
[0023]
Further, since the base member 29, the upper door support member 27, the lower door support member 30, and the interlocking means 33 are assembled in this order on the outer wall of the cleaning tank 23, it can be easily assembled with a very simple configuration. Further, the base member 29, the upper door support member 27, the lower door support member 30, and the interlocking means 33 can be easily unitized, and this unit can be attached to the cleaning tank 23 or the main body 22, and further can be assembled. Can be improved.
[0024]
Further, the spring 41 provided on the upper door support member 27 is connected to the holding portion 40 provided on the interlocking means 33 at the other end, and provided on the substantially same surface as the interlocking means 33, so The structure for automatically opening the door body 26 can be realized substantially only by the space in the thickness direction of the upper door support member 27, the base member 29, and the interlocking means 33. As a result, the width of the cleaning tank 23 can be realized. This can be realized without reducing the size, and the capacity of the tableware that can be stored in the washing tank 23 can be maximized.
[0025]
【The invention's effect】
As described above, according to the first aspect of the present invention, the dishwasher body, the washing tank provided in the dishwasher body, and the upper door body for opening and closing the opening provided in the washing tank, A lower door body , a pair of left and right base members, and a pair of left and right upper door support members that are pivotally supported by an upper fixed pivot provided on the base member and rotatably support the upper door body from a closed state; A pair of left and right lower door support members that are pivotally supported by a lower fixed pivot provided on the base member and rotatably support the lower door body downward from the closed state, and the upper door support member and the lower door support on the left and right respectively. A pair of left and right interlocking links that interlock the members with the upper link pivot and the lower link pivot to interlock the upper door support member and the lower door support member, and the upper door body side of the interlock link and the upper door The upper door body and the lower door in a closed state suspended on a support member And a spring which biases the open side of said foundation member and the upper door support member and the lower door support member and the interlock link, the base member, the upper door support member and the lower door support member, the interlocking Arrange in the order of the links, and further suspend the spring to form a unit, and then attach this unit to the left and right outer walls of the cleaning tank with the base member located closest to the cleaning tank. The door support members are connected by the upper door body, the left and right lower door support members are connected by the lower door body to integrate the left and right units, and one of the upper door body and the lower door body Provided with a push button switch and a lock means for fixing the upper door body and the lower door body in a closed state, and the lock in the closed state of the upper door body and the lower door body on the outside of the outer wall surface of the cleaning tank. Provide a locking part to lock the means, front Treasure a configuration in which the upper door body and the lower door member by said spring and said locking means actuates the button switch to unlocking from the locking portion press is automatically opened from the closed state to the open state, a simple operating the upper door member and Shitatobiratai can be automatically opened by the opening and closing of the upper door body and Shitatobiratai becomes extremely easy, it eliminates the hassle of use.
[0026]
Further, base member, the door support member, a portion of the coupling link or all can easily be unitized, it is possible to attach the unit to the cleaning tank or dishwasher main body, making it possible to improve the assembly stand of it can.
[0027]
According to the invention described in claim 2 , since the spring is provided on substantially the same plane as the interlocking link , it is possible to make the automatic opening of the upper door body and the lower door body easier to use with a more compact configuration. This can be realized without reducing the width of the cleaning tank.
[Brief description of the drawings]
FIG. 1 is a sectional view of a side wall of a dishwasher according to an embodiment of the present invention. FIG. 2 is a longitudinal sectional view of the dishwasher partially cut out. FIG. 3 is a sectional view of a side wall of an example of a conventional dishwasher. 4] Cross-sectional view of the side wall of another example of a conventional dishwasher [Explanation of symbols]
22 dishwasher body 23 cleaning tank 24 opening 25 on the door body 26 lower door body 27 on the door support member 29 base member 30 lower door support member 33 interlocking means (interlocking link)
41 Sprint grayed

Claims (2)

A dishwasher main body, and a cleaning tank provided in the dishwasher body, the door body and Shitatobiratai order to open and close an opening provided in the cleaning tank, a pair of right and left base members, provided on the base member A pair of left and right upper door support members that are pivotally supported by an upper fixed pivot and rotatably support the upper door body from the closed state, and a lower fixed pivot provided on the base member are pivotally supported by the lower door body. A pair of left and right lower door support members that are pivotably supported downward from the closed state, and the upper door support member and the lower door support member are pivotally connected to the left and right sides of the upper link pivot and the lower link pivot, respectively. A pair of left and right interlocking links for interlocking the upper door supporting member and the lower door supporting member, and the upper door body and the lower door body in a closed state suspended from the upper door body side of the interlocking link and the upper door supporting member. and a spring that urges the open side, the base portion The upper door support member, the lower door support member, and the interlocking link are arranged in the order of the base member, the upper door support member, the lower door support member, and the interlocking link, and the spring is suspended to form a unit. After that, the unit is arranged on the side of the cleaning tank with the base member closest to the cleaning tank, and is attached to the left and right outer walls of the cleaning tank, the left and right upper door support members are connected by the upper door body, The lower door support members are connected by the lower door body to integrate the left and right units, and a push button switch, the upper door body, and the lower door body are attached to one of the upper door body and the lower door body. A locking means for fixing in a closed state, and a locking portion for locking the locking means in a closed state of the upper door body and the lower door body is provided outside the outer wall surface of the cleaning tank, and the push button switch Actuate the locking means in front Dishwasher wherein the door body and the lower door member by said spring to unlocking is configured to be automatically opened from the closed state to the open state from the locking portion. The spring is a dishwasher installed on the same plane as the interlocking link .

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