JPH03133421A - Device for throwing detergent or the like to tableware washing machine - Google Patents

Abstract

PURPOSE:To adjust the throw-in capacity of a detergent, etc., from the outside by the throw-in device by providing a means for varying the weighing capacity on a standard weighing chamber and an increment weighing chamber. CONSTITUTION:By an opening/closing operation of a front cover 4, a drying finish agent of a storage container 22 is supplied to a standard weighing chamber 23 and an increment weighing chamber 24 in the form of scraping up by a guide plate 30. By opening an opening/closing valve 18, the drying finish agent in the standard weighing chamber 23 passes through a leading-out line 26 and thrown into a washing tank 1, and a user can throw the drying finish agent in the increment weighing chamber, as well into the washing tank 1 by operating a lever 28 if necessary. The capacity of these standard weighing chamber 23 and increment weighing chamber 24 is designed so as to be suitable for the kind of a machine of the maximum washing capacity of a tableware washing machine. Also, the capacity of a capacity adjusting plate 29 is designed so that when it is fitted in, the capacity of the standard weighing chamber 23 and the increment weighing chamber 24 is decreased by a prescribed capacity, respectively.

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a detergent or drying finishing agent (hereinafter simply referred to as detergent etc.) dispensing device provided in a dishwasher.

(Prior Art) In recent years, dishwashers have greatly contributed to the electrification of kitchens in general households.

FIG. 8 is a schematic vertical cross-sectional view of a conventional dishwasher, FIG.
The figure is a sectional view taken along the line B--B in FIG. 9.

First, in FIG. 8, 1 is a washing tank that accommodates the dishes to be washed and stores washing water at the bottom, 2 is a pump that sprays the washing water from a nozzle 3 onto the dishes, etc., and 4 is a device 5 for dispensing detergent, etc. This is a front lid that closes off the front of the cleaning tank to which the cleaning tank is fixed.

The detergent charging device 5 has a detergent reservoir 7 formed as a recess 6 and a storage container 8 for drying finishing agent. There is. The storage container 8 also has an injection port 1 for injecting a dry finishing agent.
0, a cap 11 serving as a lid, and an input port 12 for feeding a predetermined amount of dry finishing agent into the cleaning tank 1. Further, reference numeral 13 denotes a standard measuring chamber for measuring a standard required amount of dry finishing agent, and an incremental measuring chamber 14 is arranged side by side with this chamber and communicated with it through a communication hole 15. Reference numeral 16 denotes an outlet passage for introducing the dry finishing agent from the standard measuring chamber 13 to the input port 12; 17, a regulating valve for opening and closing the communication hole 15; and 18, an opening/closing valve for the outlet passage 16, which is driven by a solenoid 19.

To operate a dishwasher with this configuration, first open the front lid 4, set the dishes to be washed in the washing tank 1, fill the detergent reservoir 7 with a predetermined amount of detergent, close the opening/closing lid 9, and then open the front lid 4. Start after closing the lid 4.

At this time, as the front cover 4 is opened and closed, the detergent etc. injection device 5 returns to the upright state after passing through the horizontal state, and at this time, the guide plate 20
The dry finishing agent is scraped up and stored in the standard metering chamber 13 and the incremental metering chamber 14.

Thereafter, when the cleaning process begins, the opening/closing lid 9 is opened and detergent is injected. Next, the process moves to a heating rinsing process, which is a pre-drying process, and when the water for rinsing reaches a predetermined temperature by the heater 21 (FIG. 8), the solenoid 19 is activated, the on-off valve 18 is opened, and water is discharged through the outlet path 16. , the dry finishing agent in the standard metering chamber 13 is poured into the cleaning tank 1. At this time, if the communication hole 15 is blocked by the regulating valve 17, only the dry finishing agent in the standard measuring chamber 13 is injected, and if it is not blocked, the dry finishing agent in the incremental measuring chamber 14 is also injected.

That is, heretofore, the drying finishing agent has been injected in two stages using the regulating valve F, in which only a standard amount is added and an incremental amount is added.

(Problem to be solved by the invention) However, recent trends in dishwashers include diversification of models and a preference for luxury, and the current small type 4,
There is also a demand for a dishwasher for five people to be equipped with a detergent dispenser 5, and this request requires a detergent dispenser with a capacity corresponding to the washing capacity of the dishwasher.

However, in the conventional detergent dosing device as mentioned above, the volumes of the standard measuring chamber and incremental measuring chamber are constant, so it is necessary to have a detergent dosing device in an amount suitable for each model of dishwasher. Therefore, preparing a dispensing device for detergent, etc. for each model poses a problem in terms of standardization of functional parts, and also in terms of price.

In view of the above, the present invention provides a dosing device that can dispense various amounts of detergent, etc. using a dosing device with a unique basic configuration, and in which the dispensing capacity can be adjusted from the outside. The purpose is to deal with model expansion.

(Means for Solving the Problems) The present invention achieves the above object by providing a container for storing liquid of detergent or drying finishing agent, and a standard metering container for storing the detergent or drying finishing agent in a standard manner. a chamber, an incremental metering chamber also metering incrementally, and an outlet channel guiding the metered detergent or drying agent into the wash tank;
An on-off valve that shuts off or opens the outlet passage, and an on-off valve that opens and closes the outlet passage from the incremental metering chamber.

The standard metering chamber and the incremental metering chamber are achieved by providing means for varying the metering volume.

(Function) According to the present invention, the volume of the measuring chamber for detergent, etc. can be reduced directly or externally according to any model, based on the volume of the washing machine with the maximum washing capacity. Therefore, the basic loading device can be incorporated as a loading device for detergent, etc. in all dishwashers, and therefore the cost of parts is reduced, and low-cost dishwashers can be easily provided from the standpoint of standardization of parts. become.

(Example) Embodiments of the present invention will be described in detail below with reference to the drawings.

Note that the configuration of the dishwasher 1 is the same as that of the conventional example described above, so a description thereof will be omitted, but the drawings and symbols of the conventional example will be referred to for the same parts as in the conventional example.

FIG. 1 is a partially cutaway perspective view showing the structure of a first embodiment of the present invention. 22 is a storage container for a dry finishing agent, 23 is a cup-shaped standard measuring chamber provided in the upper part of the inside thereof, 24 is an incremental measuring chamber communicated with through a communication hole 25, and 26 is a dry finishing container in the standard measuring chamber 23 in the input port 12. The outlet passage 27 for introducing the agent is a regulating valve for the communication hole 25, and is opened and closed by moving the lever 28 forward and backward. 29 is a plate-shaped volume adjustment plate that can be easily fitted and fixed into the standard measurement chamber 23 and the incremental measurement chamber 24;
Reference numeral 30 denotes a guide plate that is provided at an angle on the upper part of the storage container 22 and stores the dry finishing agent into the a$ metering chamber 23 and the incremental metering chamber 24.

The first embodiment of the present invention has the above-mentioned configuration, and has the front cover 4 (
8), the dry finishing agent in the storage container 22 is scraped up by the guide plate 30 and supplied to the standard metering chamber 23 and the incremental metering chamber 24. Open/close valve 18
By opening the opening, the dry finishing agent in the standard measuring chamber 23 is introduced into the cleaning tank 1 through the outlet passage 26, and if necessary, the user can also operate the lever 28 to release the dry finishing agent in the incremental measuring chamber 24 into the cleaning tank 1. It can be put into 1.

The volumes of these standard measuring chamber z3 and incremental measuring chamber 24 are:
The model with the highest washing capacity of the dishwasher, for example, for 12 people,
0.7 to suit models with a standard water volume of 7.5 liters.
Designed for 5cc and 0.5cc. In addition, the volume of the volume adjustment plate 29 is the same as that of the standard measuring chamber 23 when it is fitted.
and incremental metering chamber 24 by 0.2 cc and 0.15 cc, respectively.

Therefore, by fitting the volume adjusting plate 29 into the standard measuring chamber 23 and the incremental measuring chamber 24, the respective volumes can be reduced by 0.2 cc and 0.15 cc. Medium-sized model (6
For models for 7 to 7 people, standard water volume 5.5 liters, use one volume adjustment plate 29, and for small models (for 4 to 5 people, standard water volume 5.5 liters).
For a standard water volume (3.5 liters), two volume adjustment plates 29 are inserted into the standard measuring chamber 23 and the incremental measuring chamber 24 to form a dry finishing agent feeding device suitable for those models.

2, 3, and 4 are views showing the second embodiment, in which FIG. 2 is a longitudinal cross-sectional side view of the detergent etc. injection device, and FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2. FIG. 4 is a cross-sectional view illustrating the main parts of the device for dispensing detergent and the like.

In these figures, 31 is a storage container for dry finishing agent;
2.33 is a first groove portion and a second groove portion formed concentrically around the screw hole 34, and 35 is a liquid amount adjustment lid; They correspond to each of the second grooves.

First convex portion 36. It has a second protrusion 37 and is screwed at the center.

The upper halves of the first groove portion 32 and the second groove portion 33 are open, leaving only a sealing surface 40.41 that receives the sealing member 38.39 of the liquid amount adjustment lid 35.
The lower half of the first groove 32 and the first protrusion 36 form a space for a standard measurement chamber 42, and similarly the lower half of the second groove 33 and the second protrusion 37 form an incremental measurement chamber 43. is formed. Reference numeral 44 indicates an input port for sending dry finishing agent into the cleaning tank 1, and 45 indicates a standard measurement chamber 42 and an incremental measurement chamber 43.
This is an outlet path for delivering the dry finishing agent from the inlet 44 to the inlet 44, and is opened and closed by the operation of the solenoid 47 by the on-off valve 46. Reference numeral 48 denotes a regulating valve that opens and closes a communication hole 49 that communicates the incremental metering chamber 43 and the outlet path 45.

50 is a guide plate for feeding the dry finishing agent into the standard metering chamber 42 and the incremental metering chamber 43.

5, 6 and 7 respectively show the first part of the liquid amount adjusting lid 35. This is a cross-sectional view illustrating the height of the second convex portion 36, 37. If the groove and the convex portion do not form a space (gap) as in FIG. 5, they will form a sufficiently large space as in FIG. 7. In some cases, there are three stages a, Q, and b in between, as shown in Figure 6, which are numerally indicated as a, b, and c in Figure 3 or 4. As shown, each of the above stages is divided in the circumferential direction.

The detergent, etc. dispensing device configured as described above operates as follows.

With reference to FIG. 3, the standard measuring chamber 42 and the incremental measuring chamber 4
The volume No. 3 corresponds to the area where gaps H1 are provided at intervals of 120° in the circumferential direction as shown in Figure 6, and this ensures the amount of detergent etc. that is suitable for small-sized dishwashers. , liquid volume control! ! When the lid 35 is rotated in the direction of the arrow 51, the volumes of the standard measuring chamber 42 and the incremental measuring chamber 43 change between the 90° circumferential interval of the gap Hh (Fig. 6) and the gap Hc (Fig. 7). By utilizing the change in the gap between the opposing grooves and protrusions, which increases at intervals of 90' in the circumferential direction, it is suitable for dishwashers of different capacities, such as large or medium-sized ones, at any angle. A dosing device for dry finishing agent can be formed.

Although the embodiment has been described above as an injection of a dry finishing agent, it goes without saying that this can also be used for injection of a liquid detergent.

(Effects of the Invention) As is clear from the above explanation, the detergent dosing device of the present invention can be used for dishwashers of any capacity at extremely low production costs by mass producing basic products. In particular, the second embodiment is a device for dispensing detergent or drying finishing agent that can be easily adjusted from the outside, so it is extremely versatile and can be used to great effect in dishwashers, for which demand has been increasing recently. is obtained.

[Brief explanation of the drawing]

FIG. 1 is a partially cutaway perspective view showing the configuration of a first embodiment of the present invention, FIG. 2 is a longitudinal sectional side view of the second embodiment, and FIG. 3 is a sectional view taken along line A-A in FIG. 2. , FIG. 4 is a sectional view explaining the main part of FIG. 3, FIGS. 5 to 7 are auxiliary views for explaining FIG. 4,
FIG. 8 is a longitudinal sectional view showing a conventional dishwasher, FIG. 9 is a partially cutaway sectional view showing the main parts of FIG. 8, and FIG. 10 is a sectional view taken along the line B--B in FIG. 9. 4...Front lid, 9...Opening/closing lid, 22.31...
・Storage container, 23.42...Standard measurement room. 24, 43... Incremental measuring chamber, 25, 49... Communication hole, 26.45... Outlet path, 27.48... Adjustment valve, 28... Lever, 29... Volume adjustment Board, 30
．． 50... Guide plate, 32.33... Groove, 35...
-Liquid amount adjustment lid, 36.37...Protrusion, 44...Inlet, 46...Opening/closing valve. 47... Solenoid.

Claims (2)

[Claims] (1) A storage container for liquid detergent or dry finish, a standard metering chamber for measuring the detergent or dry finish in a standard manner and temporarily storing it, and an incremental metering chamber for metering the same incrementally; a lead-out passage for guiding detergent or dry finishing agent metered into the washing tank; an on-off valve for shutting off or opening the lead-out passage; and an on-off valve for opening and closing the said lead-out passage from the incremental metering chamber. A device for dispensing detergent, etc. for a dishwasher, characterized in that the standard measuring chamber and the incremental measuring chamber have a configuration that makes the measuring volume variable. (2) The measured volume of detergent, etc. can be varied by the liquid volume adjustment lid, which is made up of multiple grooves formed in concentric circles and protrusions formed at multiple levels of height that fit into the grooves. 2. A device for dispensing detergent, etc. in a dishwasher according to claim 1, characterized in that: