CN111631657B

CN111631657B - Dishwasher with enhanced cleaning function and method of controlling the same

Info

Publication number: CN111631657B
Application number: CN202010402289.5A
Authority: CN
Inventors: 陶敏; 王德明; 陈广文
Original assignee: Whirlpool China Co Ltd
Current assignee: Whirlpool China Co Ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2023-03-17
Anticipated expiration: 2040-05-13
Also published as: CN111631657A

Abstract

The invention discloses a dish washer with enhanced cleaning function and a control method thereof, the dish washer comprises a box body, a turbidity sensor arranged in a water collecting tank, an inner container and a bowl basket, wherein the inner container is arranged in the box body, and the bowl basket is arranged in the inner container, and the dish washer is characterized in that: the inside controller that still is provided with of dish washer, spray the main part, the washing pump, the water knockout drum, spray the arm subassembly, spray main part and inner bag fixed mounting, spray the arm subassembly and spray the rotatable installation of main part, spray the arm subassembly and pass through the water knockout drum intercommunication with the washing pump, turbidity sensor signal output part and controller signal input part electric signal connection, controller signal output part and water knockout drum signal input part electric signal connection. According to the invention, the spraying of the designated position of the spraying arm component is realized through the water separator, and the adjustment of the spraying strength is realized through the washing pump, so that the adjustment of the washing strength in the operation process of the manually adjustable dish washing machine is realized, the designated position is cleaned, and the cleaning of large articles is facilitated.

Description

Dishwasher with enhanced cleaning function and method of controlling the same

Technical Field

The invention relates to the technical field of dish-washing machines, in particular to a dish-washing machine with an enhanced cleaning function and a control method thereof.

Background

The dish washer is through machinery, chemistry and hot process realize the domestic appliance who washs tableware or kitchen utensils and appliances, current dish washer washs when great article, no matter use current function, the slope is placed or the back-off is placed, still remove the bowl basket and go up the spray arm subassembly in order to place, all can reduce the loading capacity of dish washer, and cause the clean performance of specific region bowl dish poor, at present, intelligent washing mode is the turbidity that utilizes turbidity sensor to detect direct judgement or contrast judgement dish washer water-logging, the washing temperature of adjustment main washing and rinsing stage, wash time and washing number of times realize, in fact, no matter be the water inlet process, the circulation washing process, the drainage process, water in the dish washer all assembles in the catch basin, the judgement to the dirty degree of water will be a comprehensive judgement process. No matter flexible spray arms and combined turbidity sensors are used, the limitation of mutual interference is inevitable when the dirty partition control is realized, so that how to ensure the space utilization and intelligently enhance the local cleaning capability is an important problem.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a dishwasher with enhanced cleaning function and a control method thereof, which can adjust the washing intensity of the dishwasher during the operation process, and can clean the designated position, thereby facilitating the cleaning of large objects.

The dishwasher with the enhanced cleaning function and the control method thereof comprise a box body, a turbidity sensor, an inner container and a bowl basket, wherein the turbidity sensor, the inner container and the bowl basket are arranged in a water collecting tank, the inner container is arranged in the box body, the bowl basket is arranged in the inner container, a controller, a spraying main body, a washing pump, a water separator and a spraying arm assembly are further arranged in the dishwasher, the spraying main body and the inner container are fixedly arranged, the spraying arm assembly and the spraying main body are rotatably arranged, the spraying arm assembly and the washing pump are communicated through the water separator, the signal output end of the turbidity sensor is in electrical signal connection with the signal input end of the controller, and the signal output end of the controller is in electrical signal connection with the signal input end of the water separator.

Preferably, the spray arm assembly comprises a first spray arm, a second spray arm, a third spray arm and a fourth spray arm, four output ports and one input port are formed in the water separator, and the one input port is communicated with the washing pump through a spray main pipeline. The four ways the delivery outlet respectively with first spray arm, second spray arm, third spray arm, fourth spray arm pass through diversion branch pipe intercommunication, first spray arm is installed the inner bag bottom, the second spray arm is installed the inner bag middle part, the third spray arm is installed the inner bag top, the fourth spray arm is installed the inner bag is close to on the inside lateral wall.

Preferably, a plurality of groups of turnable bowl basket frames are arranged in the bowl basket, and spray holes are formed in the first spray arm, the second spray arm, the third spray arm and the fourth spray arm.

Preferably, the spiral ladder is installed with diversion branch pipe junction in first spray arm, the spiral ladder is close to one side of diversion branch pipe installation department installs the screw in anticreep strip.

Preferably, the method for controlling the dishwasher having the enhanced cleaning function comprises the following steps:

s1: receiving a power supply starting command, and starting water inflow in the dish washing machine;

s2: enhancing pre-washing, feeding water to a first set water quantity, operating the water separator to a first preset position, operating the circulating water pump at a first preset power, and starting to work the first preset spray arm assembly;

s3: the washing pump continues to operate for a first set time, and water is drained;

s4: the dishwasher enters a common washing mode if the enhanced cleaning is not set in the initial stage, turbidity detection is carried out in a common pre-washing stage, and if the turbidity value is greater than a first preset value, the controller prompts a user to judge and change an enhanced cleaning option by adopting, but not limited to, a buzzer or an indicator lamp change, so that a more accurate process washing selection is provided for the user. If the enhanced cleaning is added, supplementing inlet water to a first set water amount, feeding water to a second set amount in the enhanced main washing stage, starting heating and putting detergent, operating a water separator of a washing pump to a second preset position, operating a circulating water pump at a second preset power, operating a second preset spray arm assembly, and enabling the temperature of washing water to reach a second set temperature;

s5: the washing pump continues to operate for a second set time to drain water;

s6: and in the rinsing enhancing stage, water is fed to a third set amount, the rinsing agent is heated and released, the washing pump water separator runs to a third preset position, the circulating water pump runs at a third preset power, the third preset spray arm assembly works, and the temperature of the washing water reaches a third set temperature.

Preferably, the working modes of the first preset spray arm assembly, the second preset spray arm assembly and the third preset spray arm assembly work according to the opening modes of the first spray arm, the second spray arm, the third spray arm and the fourth spray arm which are manually selected.

According to the invention, the spraying of the appointed position of the spraying arm component is realized through the water separator, and the adjustment of the spraying strength is realized through the washing pump, so that the adjustment of the washing strength in the operation process of the manually adjustable dish washing machine is realized, the cleanness of the appointed position is realized, the cleaning function is added to the specific area, the local cleaning capability is improved, the space utilization of the dish washing machine is improved, and the fixation and the cleaning of large articles are facilitated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a dishwasher with enhanced cleaning according to the present invention;

fig. 2 is a functional block diagram of the operation of the spray arm assembly of the present invention.

FIG. 3 is a structural view of a first spray arm spiral ladder provided by the present invention

In the figure: 1-box body, 2-inner container, 3-bowl basket, 4-spraying main pipeline, 5-controller, 6-spraying main body, 7-washing pump, 8-water separator, 9-spraying arm component, 10-water diversion branch pipe, 11-spray hole, 12-spiral ladder, 31-bowl basket support, 91-first spraying arm, 92-second spraying arm, 93-third spraying arm and 94-fourth spraying arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

A dish washing machine comprises a box body 1, an inner container 2, a bowl basket 3, a spraying system 4 and a controller 5.

The bowl basket 3 is used for loading tableware or kitchenware to be washed. A plurality of reversible bowl and basket supports 31 are arranged on the basket support for supporting and loading.

The spray header 4 comprises a spray main body 6, a washing pump 7, a water separator 8 and a spray arm assembly 9, wherein the spray arm assembly 9 comprises but is not limited to a first spray arm 91, a second spray arm 92, a third spray arm 93 and a fourth spray arm 94. First spray arm 91 revolves soon through spiral ladder 12 and revolves on spraying main part 6, and the state of suspending freely rotates under hydraulic action and sprays, and first spray arm is rotatory 91, and the screw in anticreep strip that sprays main part 6 is in the pitch of spiral ladder 12, and the during operation, first spray arm 91 will be under the effect of bottom guiding hole, and clockwise rotation receives the water conservancy effect, realizes the unsteady state in the pitch distance, and clockwise during operation because there is the blockking of the anticreep strip of screwing in, so can not deviate from. The second spray arm 92 is welded and suspended on the water diversion branch pipe 10, the water diversion branch pipe 10 is connected with the spray main body 6 in a sealing mode, and the water diversion branch pipe is clamped with the bowl basket 3 and moves along with the bowl basket 3. And the third spray arm 93 is welded on the extension section of the spray main body 6 and is fixedly clamped on the top of the inner container 2. The fourth spray arm 94 is clamped with the spray main body 6 and is clamped on the side wall of the inner container 2.

The first spray arm 91, the second spray arm 92, the third spray arm 93 and the fourth spray arm 94 are all provided with a certain number, direction and size of spray holes 11.

The water separator 8 can control water with a certain pressure in the washing pump to enter different spray arms, push the first spray arm 91, the second spray arm 92, the third spray arm 93 and the fourth spray arm 94 to continuously rotate in a specific direction for 360 degrees, form a jet flow through the jet holes 11, and cover and wash the surface of tableware or kitchenware in the bowl basket 3 in a multi-layer manner.

The water distributor 8 is connected with the lower part of the spraying main body 6 in a mechanical fastening mode, a motor is arranged in the water distributor 8, the water distributor disc is located at different positions through rotation of the motor, therefore, holes of the water distributor disc at different positions can be matched with inner holes of the spraying main body, water enters different spraying inner pipes, and independent or combined work of the first spraying arm 91, the second spraying arm 92, the third spraying arm 93 and the fourth spraying arm 94 is achieved, as shown in fig. 2.

The spray holes 11 of the fourth spray arm 94 can spray water to a specific area of the corresponding bowl basket 3. One side of the reversible bowl and basket support 31 can reliably support larger tableware or enable the kitchen ware to be loaded in a specific area in an upright or nearly upright mode, the washing surface faces the fourth spraying arm 94, and water sprayed by the fourth spraying arm 94 directly washes the surface of the tableware or the kitchen ware, so that the cleaning effect of the tableware or the kitchen ware in the specific area of the bowl and basket is enhanced.

The maximum cross-sectional shape of fourth spray arm 94 includes, but is not limited to, a rectangle.

The fourth spray arm 94 is arranged on the rear wall of the inner container 2, so that the spray main body 6 and the fourth spray arm 94 can be clamped reliably, the original space of the spray main body 6 is utilized, and the influence on the effective loading space is reduced. The fourth spray arm 94 sprays water directly to the rear area of the bowl basket 3, enhancing the cleaning ability of the area.

To achieve the above object, the present invention also relates to a control method of the above dishwasher, which comprises the following steps:

a dishwasher control method includes enhancing a cleaning function. Comprises the stages of pre-washing enhancement, main washing enhancement and rinsing enhancement.

Wherein the enhanced prewash stage comprises: the water inlet reaches a first set water amount, the washing pump water separator operates to a first preset position, the circulating water pump operates at a first preset power, the spraying arm assembly works in a preset mode, heating is started, and the temperature of washing water reaches a first set temperature.

And the washing pump continues to operate for a first set time to drain water.

Presetting the spray arm assembly 9 to work comprises presetting different spray arms to work independently or in a combined mode.

The fourth spray arm 94 operates at a first set spray force. The water power can be enhanced for a specific area of the bowl basket in the pre-washing stage, and larger easily-cleaned stains on the surfaces of tableware or kitchenware in the area can be quickly washed.

If the enhanced cleaning is not set in the initial stage, the dishwasher will enter a normal washing mode. And (3) carrying out turbidity detection in a common prewashing stage, and if the turbidity value is greater than a first preset value, prompting a user to judge and change an enhanced cleaning option by the controller by adopting, but not limited to, a buzzing sound or an indicator lamp change, so as to provide more accurate process washing selection for the user. If enhanced cleaning is added in the first preset sub-time, the water is supplemented to the first set water quantity.

And the water inlet of the main washing stage is enhanced to a second set amount, the heating is started, the detergent is put in, the water separator of the washing pump runs to a second preset position, the circulating water pump runs at a second preset power, the second preset spray arm assembly works, and the temperature of the washing water reaches a second set temperature.

In particular, the fourth spray arm 94 operates at a second set spray force. The second set jet force can be a single value or an aggregate value, and can continuously perform enhanced cleaning on a specific area in the main washing stage to remove stubborn stains.

In the main washing stage, the fourth spray arm 94 is operated with a second set of spray force, which will vary in a sinusoidal manner within a certain range, and can form a corresponding continuous spray surface, so that the spray water can act on the entire surface of the vertically placed tableware or kitchenware, thereby achieving thorough cleaning.

And the washing pump 7 continues to operate for a second set time to drain water.

Furthermore, turbidity detection is adopted in the enhanced main washing stage, the position of the water separator 8, the working mode of the spray arm assembly, the power of the washing pump 7 and the heating temperature in the main washing stage are adjusted according to turbidity values, and washing is continued according to adjusted parameters.

And adjusting the spraying force of the side spraying arm during working.

And the washing pump 7 continues to operate until the turbidity detection value reaches a second preset turbidity interval and a second set time, and water is drained.

Wherein the enhanced rinsing stage comprises at least one rinsing process.

In particular, the fourth spray arm 94 operates at least one rinsing cycle.

And in the rinsing enhancing stage, water is fed to a third set amount, the heating is started, the rinsing agent is released, the water separator of the washing pump runs to a third preset position, the washing pump 7 runs at a third preset power, the preset spraying arm assembly 9 works, and the temperature of the washing water reaches a third set temperature.

Furthermore, turbidity detection is adopted in the enhanced rinsing stage, the position of a water separator, the working mode of a spray arm group, the power of a circulating water pump and the heating temperature in the rinsing stage are adjusted according to the turbidity value, and washing is continued according to the adjusted parameters.

In particular, the spray force of the side spray arm during operation is adjusted.

In conclusion, the dish washing machine with the enhanced cleaning function and the control method thereof do not need a plurality of sets of mutually independent water supply systems, can improve the space utilization rate by over 30 percent on the basis of keeping the cleaning coverage of the original spraying system, can provide extra enhanced cleaning capability for tableware or kitchen ware in a local area, and realize the special area special enhancement and thorough cleaning of the tableware or kitchen ware.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a dish washer with reinforcing clean function, includes the box, installs turbidity sensor, inner bag, bowl basket inside the water catch bowl, the inner bag is installed inside the box, the bowl basket is installed inside the inner bag, its characterized in that: the dishwasher is characterized in that the dishwasher is also internally provided with a controller, a spraying main body, a washing pump, a water separator and a spraying arm assembly, the spraying main body is fixedly installed with the inner container, the spraying arm assembly is rotatably installed with the spraying main body, the spraying arm assembly is communicated with the washing pump through the water separator, the signal output end of the turbidity sensor is in electrical signal connection with the signal input end of the controller, and the signal output end of the controller is in electrical signal connection with the signal input end of the water separator;

the spray arm assembly comprises a first spray arm, a second spray arm, a third spray arm and a fourth spray arm, four output ports and one input port are formed in the water separator, and the one input port is communicated with the washing pump through a spray main pipeline; the four output ports are respectively communicated with the first spray arm, the second spray arm, the third spray arm and the fourth spray arm through water diversion branch pipes, the first spray arm is installed at the bottom of the liner, the second spray arm is installed in the middle of the liner, the third spray arm is installed at the top of the liner, and the fourth spray arm is installed on the side wall of the liner close to the inside;

in the main washing stage, the fourth spray arm 94 works with a preset spray force set, and the spray force changes in a sine rule to form a corresponding continuous spray surface;

the control method of the dishwasher with the enhanced cleaning function comprises the following steps:

s2: enhancing prewashing, feeding water to a first set water amount, operating the water separator to a first preset position, operating the circulating water pump at a first preset power, and starting to work by a first preset spray arm assembly;

s4: main washing, wherein if enhanced cleaning is not set in the initial stage, the dishwasher enters a common washing mode, turbidity detection is carried out in a common pre-washing stage, and if the turbidity value is greater than a first preset value, the controller prompts a user to judge and change an enhanced cleaning option by adopting, but not limited to, a buzzer or an indicator lamp change, so that more accurate process washing selection is provided for the user; if the enhanced cleaning is added, supplementing the inlet water to a first set water amount, enhancing the inlet water to a second set amount in the main washing stage, starting heating and putting in detergent, operating a water separator of a washing pump to a second preset position, operating a circulating water pump at a second preset power, operating a second preset spraying arm assembly, and enabling the temperature of the washing water to reach a second set temperature;

s5: the washing pump continues to operate for a second set time to drain water;

s6: and in the rinsing enhancing stage, water is fed to a third set amount, the heating is started, the rinsing agent is released, the water separator of the washing pump runs to a third preset position, the circulating water pump runs at a third preset power, the third preset spray arm assembly works, and the temperature of the washing water reaches a third set temperature.

2. The dishwasher with an enhanced cleaning function according to claim 1, wherein: bowl basket internally mounted has the bowl basket frame that the multiunit can overturn, all seted up the orifice on first spray arm, second spray arm, third spray arm, the fourth spray arm.

3. The dishwasher with an enhanced cleaning function according to claim 1, wherein: the spiral ladder is installed with diversion branch pipe junction to first spray arm, the spiral ladder is close to one side of diversion branch pipe installation department installs screw in anticreep strip.

4. The method for controlling a dishwasher having an enhanced cleaning function according to claim 1, wherein the first, second and third preset spray arm assemblies operate in an open manner according to a manually selected first, second, third and fourth spray arms.