KR20200142136A - Ultrasonic dishwasher - Google Patents

Abstract

The present invention relates to an ultrasonic dishwasher. According to the present invention, the ultrasonic dishwasher comprises: a main body; a washing tub integrally installed on the upper part of the main body to store washing water and dishes; a heater for heating and maintaining the temperature of the washing water stored in the washing tub at a temperature desired by a user; a temperature sensor detecting the temperature of the washing water in real time; a plurality of ultrasonic vibrators generating and supplying ultrasonic vibrations of a frequency and intensity desired by the user to the washing water and dishes stored in the washing tub through the bottom surface of the washing tub; a compressed air generator generating and supplying compressed air required for generating bubbles to the washing tub; a bubble discharge pipe for discharging the air generated by the compressed air generator into the washing water stored in the washing tube in a bubble form; a dish support net installed on the upper part of the bubble discharge pipe; a drain valve manually opened by the user after completion of dish washing or is automatically opened in response to an output signal of a functional part driving unit and automatically draining the washing water stored in the washing tank; an operation panel installed on one upper part of the rear side of the main body; and the functional part driving unit performing an overall control function of the dishwasher in response to the user′s operation. Accordingly, various foreign substances attached to dishes can be removed smoothly and cleanly.

Description

Ultrasonic dishwasher {Ultrasonic dishwasher}

The present invention relates to an ultrasonic dishwasher, and more particularly, transmits micro-vibration generated by a plurality of ultrasonic vibrators installed outside the bottom surface to the entire washing water in the washing tank through the bottom surface of the washing tank at a desired intensity, and in addition to one or The ultrasonic dishwasher invented to remove various foreign substances attached to the dishes smoothly and cleanly by vortexing and circulating the washing water in the washing tank using two water flow motors, as well as generating bubbles into the washing water. About.

In general, in order to wash dishes at home, a certain amount of washing water is filled in a washing tank provided in a sink, and then dishes are washed with a detergent. In this case, since a large amount of detergent is used, there is a risk of contaminating the sewage. There is also the possibility of detergent remaining on the dishes.

In view of this, in recent years, ultrasonic cleaners capable of washing dishes, fruits and vegetables using ultrasonic waves have been developed and used.

Such an ultrasonic cleaner is an ultrasonic wave installed in a washing tank to apply ultrasonic waves to a washing tank that can accommodate washing water, dishes, fruits and vegetables, and dishes, fruits and vegetables (hereinafter referred to as "to be cleaned") stored in the washing tank. It is equipped with a generator.

Such a cleaning method using ultrasonic waves minimizes damage such as breakage or damage to the surface when washing vegetables or fruits with a thin or hard skin, and in the case of objects to be cleaned such as tableware, It has the advantage of being able to clean even places such as handle joints.

Accordingly, Korean Patent Registration No. 10-1761344 discloses an ultrasonic cleaner that can easily replace an ultrasonic generator (ultrasonic vibrator).

However, in the prior art described above, there is a concern that the fastening part of the ultrasonic generator may become loose or loose due to vibration caused by the generation of ultrasonic waves, so that the vibration is not properly transmitted to the washing water, and there is a risk of a secondary accident due to leakage.

In addition, vibration of the washing machine body due to vibration and noise due to loose fastening portions were generated, causing considerable inconvenience in actual use.

Therefore, as a way to solve the above problems, even in the prior art, the ultrasonic vibrator that transmits vibration to the washing machine is combined with silicon to minimize noise and vibration generated from the ultrasonic vibrator during cleaning. An ultrasonic dishwasher having a was developed and has been proposed as Korean Patent Publication No. 10-1910183.

However, in most ultrasonic dishwashers including the prior art described above, the washing water in the washing tank is simply vibrated using ultrasonic vibrators to wash the object to be washed, and thus, there is a problem in that the washing efficiency is lowered.

Korean Patent Publication No. 10-1951143 (February 15, 2019) Korean Patent Publication No. 10-1910183 (October 15, 2018) Korean Patent Registration No. 10-1612389 (April 07, 2016)

The present invention has been devised to solve such conventional problems, and the micro-vibration generated by a plurality of ultrasonic vibrators installed outside the bottom surface can be transmitted to the entire washing water in the washing tank at a desired intensity through the bottom surface of the washing tank. Further, by using one or two water flow motors installed in the washing tank, the washing water in the washing tank can be vortexed and circulated, as well as various foreign substances adhering to the dishes by generating bubbles into the washing water. Its purpose is to provide an ultrasonic dishwasher that can be removed more smoothly and cleanly.

Another object of the present invention is to install a temporary tableware storage box on one side of the upper part of the main body so that the washed dishes can be removed from the washing tank and temporarily stored, and then transferred to a desired storage location after draining the dishes. The goal is to provide an ultrasonic dishwasher that can prevent contamination of the surroundings caused by falling water that occurs when moving one dish to a storage area, as well as to keep the washing machine's waterside cleaner.

Another object of the present invention is to install a human body proximity detection sensor on the front side of the main body to automatically stop ultrasonic cleaning when the user approaches within a predetermined distance during operation of the dishwasher, and automatically operate again when the user is separated by a predetermined distance. The present invention is to provide an ultrasonic dishwasher capable of preventing a user from being damaged by splashing water generated by ultrasonic vibration during dish washing through the method.

In addition, detailed objects of the present invention will be clearly understood and understood by experts or researchers in this technical field through specific contents described below.

The present invention for achieving the above object, and a hollow square box body having a leg or caster, respectively, at the bottom four corners; A washing tank integrally installed in the upper portion of the main body with a drain hole in which a foreign matter filter is detachably installed on a bottom surface and a heater storage chamber on a rear surface to accommodate washing water and dishes; A cover with a plurality of water circulation holes is installed in the heater compartment of the washing tank, which is detachably installed in the opening, and is driven under the control of the functional parts driving unit, and the temperature of the washing water in the washing tank is heated and maintained at the desired temperature by the user. Giving a heater; A temperature sensor that detects the temperature of the washing water heated by the heater in real time while being installed in the heater storage chamber of the washing tank and transmits it to the functional part driving unit; It has a fixed installation form on the outside of the bottom of the cleaning tank at a predetermined interval, operates in response to the output signal of the functional parts driving unit, and generates ultrasonic vibrations of the frequency and intensity desired by the user to the cleaning liquid and dishes in the cleaning tank through the bottom of the cleaning tank. A plurality of ultrasonic vibrators that allow; A compressed air generator that is fixedly installed on the bottom surface of the main body, operates in response to an output signal of a functional part driving unit, and generates compressed air necessary for generating bubbles into the washing tank; A bubble discharge pipe having a plurality of air discharge holes and having a zigzag shape installed on the bottom surface of the washing tank and discharging the air generated from the compressed air generator into the washing liquid in the washing tank in the form of bubbles; A dish support net detachably installed on the top of the bubble discharge pipe; It is installed between the drain of the washing tank and the flexible drain pipe, is opened manually by the user after the dishwashing is complete, or automatically opened in response to an output signal from the function part driving unit, and the washing water in the washing tank contaminated by dishwashing A drain valve for automatically draining the water; An operation panel provided with various function selection buttons including a display and a power on/off switch and installed at an upper portion of a rear side of the main body; Including a microcomputer equipped with a control program, it has elements necessary to drive various functional parts such as the heater and ultrasonic vibrator, has a form installed on the inner bottom surface of the main body, and has a general control function of the dishwasher in response to user manipulation It characterized in that it consists of; a functional part driving unit to perform.

In addition, one or two water flow motors are operated under the control of a functional part driving unit during dish washing on the bottom of the washing tank, and to vortex and continuously circulate the washing water in the washing tank in one direction and increase washing efficiency for dishes. It characterized in that it is further installed.

In addition, when the water level of the washing water exceeds a predetermined level, an over-blow drain port for automatically discharging it to the outside through a drain pipe is further provided on an upper portion of one of the four surfaces of the washing tank.

In addition, a drainage and storage box coupling pipe is further installed on the upper surface of one side of the rear part of the main body to allow the tableware temporary storage box to be rotatably coupled, as well as to automatically discharge water that has fallen from the tableware to the bottom of the tableware storage box to the drain pipe And, it has a rectangular box shape with an open top surface, and a hinge and a drainage pipe are provided at the bottom of the drain hole formed on one rear side of the bottom surface, and a hinge combined in the pipe for combining the drainage and storage box at one side of the upper surface of the body A tableware temporary storage box is installed to remove the washed dishes from the washing tank and temporarily store them in a rotatably coupled state with the drain pipe as the center, drain the dishes and move them to a desired storage location, and a temporary tableware storage box. In addition to protecting the temporarily stored dishes, a dish tray and a water drainage net are further installed on the bottom of the table to ensure that the water flowing from the dishes falls smoothly toward the bottom plate.

In addition, the bottom plate of the tableware temporary storage box is characterized in that it is formed to be inclined by a predetermined angle (θ) from the front part to the rear part so that water away from the dishes flows down to the drain hole and then smoothly drains through the hinge and drain pipe. do.

In addition, when the tableware temporary storage box in which the washed dishes are temporarily stored is rotated around the hinge and drainage pipe coupled in the drainage and storage box coupling pipe of the main body, the bottom plate of the temporary tableware storage box and the A plurality of rollers are further installed at predetermined intervals to reduce frictional resistance that may occur between the upper surface of one side of the main body, but the rollers are inclined in the same direction as the circumferences having different diameters with the hinge and drain pipe as the center point. It is characterized by being installed.

In addition, one or two rollers are further installed on the bottom of the front of the bottom plate of the temporary dish storage box in contact with the upper surface of the front part of the main body, and the rollers are installed inclined in the same circumferential direction with the hinge and drain pipe as a center point. , When rotating the tableware temporary storage box in which dishes are temporarily stored, the rollers are made to roll without friction along a front upper surface of the main body and an upper surface of another table installed at one side of the dishwasher.

In addition, as long as the roller installed inside the front part of the bottom plate is seated inside the upper surface of the front part of the main body at the moment that the tableware temporary storage box is rotated in a straight line with the upper surface of the main body, rotation is restricted so that no further rotation is made. It is characterized in that the pair of roller seating protrusions are further protruded.

In addition, the front part of the main body has a human body proximity detection sensor that automatically stops the ultrasonic cleaning when the user approaches within a predetermined distance during operation of the dishwasher, and automatically operates again when the user is separated by a predetermined distance. It is characterized by more installation.

In addition, various function selection buttons installed on the operation panel include heater driving on/off button, bubble generation on/off button, washing water temperature on/down setting button, time selection button, ultrasonic power up/down button, operation time increase. It characterized in that it comprises a /down button, a sweep button to gradually increase or decrease the ultrasonic vibration intensity according to the change of time.

In addition, the operation panel communicates the driving of the dishwasher through an IR sensor that enables wireless operation of the dishwasher through a remote control dedicated to the dishwasher from the outside, or through a dedicated web for controlling the dishwasher mounted on a terminal such as a mobile phone. It features a built-in blotus that can be operated through.

In addition, when the drain valve is installed as a manual drain valve that can be manually opened and closed by a user, the rear end portion is connected to the operating lever of the drain valve, and the front end portion further includes a valve manual operation lever exposed to one front portion of the body. It is characterized by being installed.

As described above, according to the ultrasonic dishwasher of the present invention, the micro-vibration generated by a plurality of ultrasonic vibrators installed outside the bottom surface can be transmitted to the entire washing water in the washing tank through the bottom surface of the washing tank at a user's desired intensity. After going out, it is possible to vortex and circulate the washing water in the washing tub by using one or two water flow motors installed in the washing tub, as well as creating bubbles in the washing water. Can also be removed cleanly.

In addition, in the present invention, a temporary tableware storage box is rotatably installed on one side of the washing tank of the main body to remove the washed dishes from the washing tank and temporarily store them, and after draining the water from the dishes, they can be moved to a desired storage location. It is possible to prevent contamination of the surroundings caused by falling water that occurs when moving dishes to a storage area, as well as maintaining a cleaner waterfront.

In addition, in the present invention, a human body proximity detection sensor is installed on the front of the main body to automatically stop ultrasonic cleaning when the user approaches within a predetermined distance during operation of the dishwasher, and automatically operate again when the user is separated by a predetermined distance. Through this, it is a very useful invention, such as the ability to significantly increase the marketability of the dishwasher itself as it can prevent in advance from being damaged by water splashes generated by ultrasonic vibrations during dish washing.

Other effects of the present invention will be clearly understood and understood by experts or researchers in this technical field during the process of carrying out the present invention or through the detailed contents described below.

1 is a perspective view of a combined state of an ultrasonic dishwasher to which the present invention is applied.
2 is a partially exploded perspective view of an ultrasonic dishwasher to which the present invention is applied.
3 is a front view and a partial enlarged view of a combined state of the ultrasonic dishwasher to which the present invention is applied.
4 is a partially exploded plan view of an ultrasonic dishwasher to which the present invention is applied.
5 is a side cross-sectional view of a tableware temporary storage box in an ultrasonic dishwasher to which the present invention is applied.

In the present invention, various modifications may be made and various forms may be applied, and specific embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to a specific form disclosed, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. These terms are only used for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present invention, a first component may be referred to as a second component, and similarly, a second component may be referred to as a first component.

The terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or a combination thereof described in the specification, but one or more other features or It is to be understood that the presence or addition of numbers, steps, actions, components, parts, or combinations thereof does not preclude the possibility of preliminary exclusion.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs.

Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in this application. Does not.

Hereinafter, exemplary embodiments of the present invention will be described in more detail with reference to the drawings.

1 is a perspective view showing a combined state of an ultrasonic dishwasher to which the present invention is applied, and FIG. 2 is a partial exploded perspective view of an ultrasonic dishwasher to which the present invention is applied, and FIG. 3 is a front view of the ultrasonic dishwasher to which the present invention is applied FIG. 4 is a partially exploded plan view of an ultrasonic dishwasher to which the present invention is applied, and FIG. 5 is a side cross-sectional view of a temporary dish storage box among the ultrasonic dishwashers to which the present invention is applied.

Accordingly, the present invention,

The body 10 of a hollow square box having a leg or caster 11 at the bottom four corners, respectively;

The bottom surface is provided with a drain hole 22 in which a foreign matter strainer 21 is detachably installed, and a heater storage room 23 is provided on the rear surface, and is integrally installed in the upper portion of the main body 10 to provide washing water and A washing tank 20 for receiving dishes;

A cover 24 having a plurality of water circulation holes 241 is installed in the heater storage room 23 of the washing tank 20 installed detachably in the opening, and is driven under the control of the functional parts driving unit 110 A heater 30 for heating and maintaining the temperature of the washing water in the washing tank 20 to a temperature desired by the user;

In the state installed in the heater storage chamber 23 of the washing tank 20, the temperature of the washing water heated by the heater 30 is detected in real time and transmitted to the functional parts driving unit 110 so that the functional parts driving unit 110 causes the washing water. A temperature sensor 40 for controlling the driving of the heater 30 to maintain the temperature set by the user;

It has a form fixedly installed outside the bottom surface of the cleaning tank 20 at a predetermined interval, operates in response to the output signal of the functional part driving unit 110, and generates ultrasonic vibrations of the frequency and intensity desired by the user at the bottom of the cleaning tank 20 A plurality of ultrasonic vibrators 50 that generate the washing liquid and dishes in the washing tank through the surface;

It has a form fixedly installed on the bottom surface of the main body 10, operates in response to the output signal of the functional parts driving unit 110, and generates compressed air necessary to generate bubbles into the washing water in the washing tank 20. A compressed air generator 60;

It has a plurality of air discharge holes 71 and has a form installed in a zigzag above the bottom surface of the washing tank 20, and the air generated from the compressed air generator 60 is bubbled into the washing liquid in the washing tank 20. A bubble discharge pipe 70 for discharging;

A dish support net 80 detachably installed on the top of the bubble discharge pipe 70;

It has a form installed between the drain hole 22 of the washing tub 20 and the flexible drain pipe 91, and is opened manually by the user after the dishwashing is completed, or automatically in response to the output signal of the functional parts driving unit 110. A drain valve (90) that is opened by and automatically drains the washing water in the washing tank (20) contaminated by dish washing;

An operation panel 100 having various function selection buttons 103 including a display 101 and a power on/off switch 102, and installed at an upper portion of the rear side of the main body 10;

Including a microcomputer equipped with a control program, an element necessary for driving various functional parts such as the heater and ultrasonic vibrator is provided, and has a form installed on the inner bottom surface of the main body 10. It characterized in that it consists of; a functional part driving unit 110 for performing an overall control function.

In addition, it is operated under the control of the functional part driving unit 110 while washing dishes on the bottom surface of the washing tank 20, and vortex and continuously circulate the washing water in the washing tank 20 in any one direction, thereby improving the washing efficiency for dishes. It is characterized in that one or two water flow motors 120 are further installed in order to increase it.

In addition, in the upper portion of any one of the four surfaces of the washing tank 20, when the water level of the washing water exceeds a predetermined water level, an over-blow drain port 25 is further installed to automatically discharge it to the outside through a drain pipe. To do.

In addition, the tableware temporary storage box 130 is rotatably coupled to the upper surface of the rear part of the main body 10, and water that has fallen from the tableware to the bottom of the tableware temporary storage box 130 is automatically discharged to the drain pipe 91. A drainage and storage box combination pipe (12) is further installed so that

It has a rectangular box shape with an open top surface, but has a shape with a hinge and a drain pipe 132 at the bottom of the drain hole 131 formed at the rear side of the bottom surface, and the drainage and storage box at one side of the top surface of the main body 10 The hinges and drainage pipes 132 coupled in the coupling pipe 12 are pivotably coupled, and the washed dishes are taken out from the washing tank 20 and temporarily stored, and after draining the water from the dishes, the desired storage A tableware temporary storage box 130 that can be moved to a place is further installed,

A tableware tray and a water discharge net 140 are further installed on the bottom of the tableware temporary storage box 130 to protect the temporarily stored dishes as well as to allow water flowing from the dishes to fall smoothly toward the bottom plate 133. do.

In addition, the bottom plate 133 of the tableware temporary storage box 130,

After the water away from the dishes flows down to the drain hole 131, it is formed to be inclined by a predetermined angle (θ: 2 to 5 degrees) from the front to the rear so that it can be drained smoothly through the hinge and drain pipe 132 It is characterized by one.

In addition, a tableware temporary storage box 130 in which washed dishes are temporarily stored is provided on one upper surface of the main body 10, and a hinge and drainage pipe 132 coupled within the pipe 12 for drainage and storage combination of the main body 10 are provided. When rotating to the center, a plurality of rollers 151 are spaced at predetermined intervals to reduce frictional resistance that may occur between the bottom plate 133 of the tableware temporary storage box 130 and the upper surface of one side of the main body 10. Further installation, the rollers 151 are characterized in that the hinge and drainage pipe 132 as a center point, and inclined in the same direction as the circumference having different diameters.

In addition, one or two rollers 152 are further installed on the bottom of the front part of the bottom plate 133 of the temporary dish storage box 130 in contact with the upper surface of the front part of the main body 10, and the rollers 152 When the tableware temporary storage box 130 in which the dishes are temporarily stored is rotated by installing the hinge and drainage pipe 132 as a center point in the same circumferential direction, the rollers 152 It is characterized in that the rolling motion without friction along the upper surface of the other table 160 installed on one side of the washing machine.

In addition, a roller 152 installed inside the front portion of the bottom plate 133 at the moment when the tableware temporary storage box 130 is rotated in a straight line with the top surface of the main body 10 inside the upper surface of the front portion of the main body 10 It is seated and characterized in that a pair of roller seating protrusions 13 for restricting rotation so that no further rotation is made are further protruded.

In addition, when the user approaches within a predetermined distance during operation of the dishwasher on the front portion of the main body 10, the functional parts driving unit 110 automatically stops the ultrasonic cleaning, and automatically operates again when the user is separated by a predetermined distance or more. It characterized in that the body proximity detection sensor 170 to be further installed.

In addition, as various function selection buttons installed on the operation panel 100, a heater driving on/off button, a bubble generation on/off button, a washing water temperature on/down setting button, a time selection button, an ultrasonic power up/down button , An operation time up/down button, and a sweep button for gradually increasing or decreasing the ultrasonic vibration intensity according to time.

In addition, the operation panel 100 includes an IR sensor 104 for wirelessly controlling the operation of the dishwasher through a remote control for controlling the dishwasher from the outside, or a dishwasher control web mounted on a terminal such as a mobile phone. It is characterized in that it further includes a blotus 105 that can operate the washing machine through short-range communication.

In addition, when the drain valve 90 is installed as a manual drain valve that can be manually opened and closed by a user, the rear end is connected to the operating lever of the drain valve 90, and the front end is at one side of the body 10 It is characterized in that the valve manual control lever 92 exposed to the front portion is further installed.

Here, 180 denotes a height between the rear bottom of the tableware temporary storage box 130 and the upper surface of the rear part of the main body 10 in a state installed to be fitted outside the drain pipe 132 and the hinge of the temporary tableware storage box 130 ( It serves as a support to match the height of the 151, 152, and when the tableware temporary storage box 130 is rotated, the tableware temporary storage box 130 is inserted in a state inserted into the drainage and storage box combination pipe 12 of the main body 10. ) Is a bearing that allows the hinge and drainage pipe 132 to rotate smoothly without friction.

The effects of the ultrasonic dishwasher of the present invention configured as described above will be described in detail with reference to the accompanying drawings.

First, as shown in Figs. 1 to 5, the ultrasonic dishwasher of the present invention has a main body 10, a washing bath 20, a heater 30, a temperature sensor 40, and a plurality of ultrasonic vibrators 50. , Compressed air generator (60), bubble discharge pipe (70), dish support net (80), a drain valve (90), a control panel (100) and a functional part driving unit (110) provided with the main technical components.

In this case, the main body 10 has a hollow square box shape, but has a shape including legs or casters 11 at four corners of the bottom surface, respectively.

In addition, the washing tank 20 basically has a drain hole 22 in which a foreign matter strainer 21 is detachably installed on the bottom surface, and a heater storage room 23 on the rear surface thereof, and the main body ( In a state integrally installed in the upper part of 10), the washing water and dishes are accommodated, and the tableware is substantially washed.

Here, although not shown, a faucet or valve for manual or automatic control for supplying direct water or hot water directly into the washing tub 20 for washing dishes is further provided on one of the upper portions of the main body 10 and the washing tub 20. It can also be provided.

In addition, the heater 30 is installed in the heater storage room 23 of the washing tank 20 in which a cover 24 provided with a plurality of water circulation holes 241 is detachably installed in the opening as an underwater heater It is driven under the control of the functional part driving unit 110 and performs a function of heating the temperature of the washing water in the washing tank 20 to a temperature desired by the user as well as maintaining the temperature desired by the user.

At this time, the washing water in the washing tank 20 is naturally circulated into the heater storage chamber 23 through the plurality of water distribution holes 241 perforated in the cover 24, or the hydraulic power of the water flow motor 120 to be described later. It is forcibly circulated by the heater and repeats the process of dilution with the washing water heated in the heater storage chamber 23, and the whole is heated to a temperature desired by the user.

In addition, the temperature sensing sensor 40 monitors the temperature of the washing water heated by the heater 30 in real time while being installed at a predetermined distance from the heater 30 in the heater storage room 23 of the washing tank 20. It performs a function of detecting and transmitting it to the functional part driving unit 110 side.

Therefore, the function component driver 110 to be described later accurately recognizes the temperature of the washing water detected in real time by the temperature sensor 40 and accurately drives the heater 30 so that the temperature of the washing water maintains the temperature set by the user. Can be controlled.

In addition, the plurality of ultrasonic vibrators 50 have a shape fixedly installed through silicon or the like at a predetermined interval on the outside of the bottom surface of the washing tank 20, and are operated in response to an output signal of the functional part driving unit 110, Ultrasonic vibration of the frequency and intensity desired by the user is generated in the washing liquid and dishes in the washing tub through the bottom surface of the washing tub 20, so that various foreign substances attached to the surfaces of the dishes are automatically separated by the washing water that causes ultrasonic vibration, that is, to be washed. Performs the function to enable.

At this time, the ultrasonic vibration generated from the plurality of ultrasonic vibrators 50 is transmitted to the washing water by applying vibration to the entire washing tank 20, so that the vibration transmission characteristics are generally better than the method of directly applying vibration to the washing water. Better bar, it is possible to double the cleaning efficiency.

In the above, the frequency range imparted to the ultrasonic vibrators 50 is cavitation, that is, the ultrasonic frequency in the range of 20 kHz to 1 kHz generated during the process of generation, growth, and extinction of cavitation. In particular, in the field of surface cleaning, it is preferable to apply a low frequency range of 28 kHz to 130 kHz.

In this way, micro-vibration caused by ultrasonic waves is a cavitation phenomenon along with the sound pressure effect of the washing water, and plays an important role in washing. Through this cavitation, the dispersion effect increases by repeating the continuous and complex actions of the object to be cleaned. That is, various foreign substances and contaminants on the dishes can be smoothly removed by performing a washing action on the dishes put into the washing tank 20.

Here, the number of installations of the ultrasonic vibrators 50 is determined by the volume of the washing tank 20 of the dishwasher to which the present invention is applied and the output size of itself.

In addition, the compressed air generator 60 is fixedly installed on the bottom surface of the main body 10 and operates in response to the output signal of the functional parts driving unit 110 and generates bubbles into the washing water in the washing tank 20. It performs the function of generating the compressed air required to make it.

In addition, the bubble discharge pipe 70 has a pipe shape in which a plurality of air discharge holes 71 having relatively fine diameters are perforated at predetermined intervals, and is installed in a zigzag manner on the bottom surface of the washing tank 20. One end having a fixed shape on the back of (20) has a form connected to the compressed air generator (60), and the compressed air generator (60) under the control of the functional parts driving unit (110) is operated so that the compressed air is inside When introduced into the air, the air is discharged in the form of bubbles into the washing liquid in the washing tank 20 through the air discharge holes 71.

Therefore, as described above, in response to the driving of the ultrasonic vibrators 50, it is possible to implement a form in which a number of bubbles pass through the vibrating washing water. Therefore, when only the ultrasonic vibrators 50 are driven, various foreign substances adhering to the surfaces of dishes can be realized. Everything can be cleaned smoothly and efficiently.

That is, since the dishes can be cleaned by a combination of action such as cavitation caused by ultrasonic waves generated by the ultrasonic vibrators 50 and micro bubbles generated by the bubble discharge pipe 70, the dishes can be cleaned more efficiently. I can.

In addition, the tableware support net 80 has a form detachably installed on the upper portion of the bubble discharge pipe 70 and performs a shelf function for dishes. At this time, the tableware support net 80 is itself a mesh net. Since it has a shape, it is possible to smoothly place dishes that are thrown into the dishwashing tank 20 for washing regardless of the installation type of the bubble discharge pipe 70, as well as the flow of washing water in the washing tank, ultrasonic vibration force, and bubbles. It is delivered to the dishes through the dish support net 80 without any obstacles.

In addition, the drain valve 90 has a form installed between the drain hole 22 of the washing tank 20 and the flexible drain pipe 91, and is manually opened by the user after washing the dishes, or a functional part driving unit ( 110) is automatically opened in response to the output signal and performs a function of automatically draining the washing water in the washing tank 20 contaminated by washing dishes to the outside through the drain pipe 91.

At this time, any one of a manual drain valve capable of manually opening and closing the drain valve 90 by a user and an automatic drain valve that automatically opens and closes in response to an output signal from the functional part driving unit 110 may be installed. If it is installed as a manual drain valve, as shown in FIGS. 1 to 3, the front end of the valve manual control lever 92, which is connected to the operating lever of the drain valve 90, has a front end of one side of the main body 10. It is installed to be exposed to the outside through the part, and when the dishwashing is completed or the drainage is completed, the operator holds the handle installed at the front end of the valve manual operation lever 92 at the front part of the main body 10, and a drain valve ( It is desirable to open and close the manual drain valve installed at 90).

In addition, the operation panel 100 includes various function selection buttons 103 including a display 101 and a power on/off switch 102, and the main body ( 10) has a form installed in the upper part of the rear side.

At this time, as various function selection buttons installed on the operation panel 100, a heater driving on/off button, a bubble generation on/off button, a washing water temperature on/down setting button, a time selection button, an ultrasonic power up/down button , An operation time up/down button, and a sweep button that gradually increases or decreases the ultrasonic vibration intensity according to time.

In addition, if necessary, an IR sensor 104 may be further installed in the operation panel 100 so that the user can wirelessly operate the dishwasher through a separate remote control dedicated to the dishwasher control, Also, by embedding the blotus 105, the user may operate the dishwasher through short-range communication through a web dedicated to controlling the dishwasher mounted on a terminal such as a mobile phone from the outside.

In addition, the functional parts driving unit 110 includes elements necessary to drive various functional parts such as the heater and ultrasonic vibrator, including a microcomputer (not shown) equipped with a control program, and the inner bottom surface of the main body 10 It has a form installed in, executes a predetermined program in response to a user's operation of the operation panel 100 and an output signal of the temperature sensor 40, and performs an overall control function of the dishwasher.

On the other hand, in the present invention, in addition to the above-described components, one or two water flow motors 120 as shown in FIG. 4 are further installed on the bottom surface of the washing tank 20, and the functional part driving unit during the dish washing operation ( 110) was allowed to operate the water flow motor 120.

Therefore, since the washing water in the washing tank 20 can be vortexed and continuously circulated in any one direction through the water flow motor 120, as described above, the cavitation caused by the ultrasonic waves generated in the ultrasonic vibrators 50 and the bubble In addition to the complex action such as fine bubbles generated by the discharge pipe 70, the washing efficiency for dishes can be further increased by the vortex and circulation of the washing water.

In addition, in the present invention, an over blow drain port 25 connected to the drain pipe 91 is further installed on an upper portion of any one of the four surfaces of the washing tank 20.

Therefore, when the water level of the washing water input for washing dishes exceeds the specified water level, or when the water level of the washing water injected for washing dishes exceeds the predetermined water level due to ultrasonic vibration and bubble generation during washing, the overflow drain 22 and the drain pipe Since part of the washing liquid is automatically discharged to the outside through 91, it is possible to prevent in advance from being contaminated by the washing water that exceeds the upper surface of the washing tank 20.

On the other hand, in the present invention, a tableware temporary storage box 130 for removing the washed dishes from the washing tank 20 and temporarily storing them, draining the water from the dishes, and moving them to a desired storage location, is provided in the washing tank of the main body 10. (20) Rotatable installation on one side of the upper part prevents contamination of the surroundings caused by dripping water that occurs when the washed dishes are moved to the storage area, as well as making the waterside of the washing machine more clean. It is a major technical component.

In the present invention, in order to install the tableware temporary storage box 130 on one side of the upper side of the washing tank 20 of the main body 10 so as to be rotatable, in the present invention, a drainage and storage box combination pipe ( 12) is installed so that the tableware temporary storage box 130 can be rotatably coupled, and water that has fallen from the tableware to the bottom of the tableware temporary storage box 130 can be automatically discharged to the drain pipe 91.

In addition, the tableware temporary storage box 130 is manufactured to have a rectangular box shape with an open top surface, and a hinge and a drain pipe 132 are provided at the bottom of the drain hole 131 formed at the rear side of the bottom surface.

Such a temporary tableware storage box 130 is rotated around a hinge and drainage pipe 132 coupled in the drainage/storage box coupling pipe 12 at one side of the upper surface of the main body 10 so as to be cleaned during normal use. One tableware can be removed from the washing tank 20, temporarily stored, and drained from the tableware, and then moved to a desired storage location.

In addition, in the present invention, by further installing a dish tray and a water draining net 140 on the bottom of the temporary dish storage box 130, the bottom plate 133 not only protects the dishes that are temporarily stored, but also prevents water from flowing down from the dishes. It was made to fall smoothly to the side.

In addition, in the present invention, as shown in FIG. 5, the bottom plate 133 of the tableware temporary storage box 130 is formed to be inclined by a predetermined angle (θ; for example, 2 to 5 degrees) from the front to the rear. The water away from the water flows smoothly toward the drain hole 131 along the floor surface 133 inclined at 2 to 5 degrees, as well as the water flowing down to the drain hole 131 side of the bottom plate 133, a hinge and a drain pipe 132. It can be drained automatically through.

In addition, in the present invention, a plurality of rollers 151 are further installed on one upper surface of the main body 10 at predetermined intervals, but the rollers 151 have the hinge and drainage pipe 132 as a central point as shown in FIG. 4. Therefore, it was installed inclined in the same direction as the circumferences having different diameters.

Therefore, when the tableware temporary storage box 130 in which the washed dishes are temporarily stored is rotated around the hinge and drainage pipe 132 coupled in the drainage and storage box coupling pipe 12 of the main body 10, the main body ( The rollers 151 installed on one upper surface of 10) can reduce frictional resistance that may occur between the bottom surface of the bottom plate 133 of the tableware temporary storage box 130 and the upper surface of one side of the main body 10 to a minimum. .

In addition, in the present invention, one or two rollers 152 are further installed on the bottom surface of the front part of the bottom plate 133 of the temporary dish storage box 130 in contact with the upper surface of the front part of the main body 10, and the roller 152 ) Were installed to be inclined in the same circumferential direction with the hinge and drainage pipe 132 as the center point.

Therefore, when the tableware temporary storage box 130 in which dishes are temporarily stored is rotated toward the table 160 having the same height as the upper surface of the main body 10, the bottom plate 133 of the tableware temporary storage box 130 Tableware is temporarily stored because one or two rollers 152 installed on the bottom of the front part roll without friction along the front upper surface of the main body 10 and the upper surface of the other table 160 installed on one side of the dishwasher. Therefore, the tableware temporary storage box 130, which is relatively heavy, can be smoothly rotated regardless of the tableware and its own load.

In addition, in the present invention, the tableware temporary storage box 130 is rotated to be in line with the upper surface of the main body 10 by further protruding a pair of roller seating protrusions 13 inside the upper surface of the front part of the main body 10. As soon as the bottom plate 133 is installed, the roller installed inside of the two rollers 152 installed in the front part is inserted into the roller seating groove formed between the pair of roller seating protrusions 13 as shown in the enlarged view of FIG. Since it is seated, not only can the tableware temporary storage box 130 from being rotated any more, but also the tableware temporary storage box 130 maintains a straight line with one side of the upper surface of the main body 10 regardless of ultrasonic vibration generated during dish washing. You can do it.

In addition, in the present invention, a human body proximity detection sensor 170 is further installed on the front portion of the main body 10, and the functional part driving unit 110 causes the user to approach the dishwasher within a predetermined distance. When the human body proximity detection sensor 170 detects a human body, ultrasonic cleaning is automatically stopped, and when a user is separated by a predetermined distance or more, the cleaning operation is automatically resumed.

Therefore, it is possible to prevent the user from being damaged by water splashing caused by ultrasonic vibration during dish washing, thereby significantly increasing the reliability of the dishwasher itself as well as its use and operation.

In the detailed description of the present invention described above, it has been described with reference to preferred embodiments of the present invention, but those skilled in the art or those of ordinary skill in the art, the spirit of the present invention described in the claims to be described later. And it will be appreciated that various modifications and changes can be made to the present invention within a range not departing from the technical field.

10: main body 11: legs or casters
12: drainage and storage box combination pipe 13: roller seating protrusion
20: washing tank
21: foreign matter strainer 22: drain
23: heater storage room 24: cover
241: water distribution hole 25: overblow drain
30: heater
40: temperature sensor
50: ultrasonic oscillator
60: compressed air generator
70: bubble discharge pipe 71: air discharge hole
80: tableware support net
90: drain valve
91: drain pipe 92: valve manual operation lever
100: control panel 101: display
102: power on/off switch 103: function selection button
104: IR sensor 105: Blotus
110: functional parts driving part
120: water flow motor
130: tableware temporary storage box 131: drain hole
132: hinge and drain pipe 133: bottom plate
140: tableware support and drainage net
151, 152: roller
160: table
170: human body proximity detection sensor
180: bearing

Claims (12)

A main body having legs or casters at four corners of the bottom;
A washing tank integrally installed in the upper portion of the main body with a drain hole in which a foreign matter filter is detachably installed on a bottom surface and a heater storage chamber on a rear surface to accommodate washing water and dishes;
A heater that is driven under the control of a functional part driving unit in a state in which a cover having a plurality of water circulation holes is installed in the heater storage room of the washing tank installed in the opening, and heats and maintains the temperature of the washing water in the washing tank to the desired temperature by the user. ;
A temperature sensor that detects the temperature of the washing water in real time while being installed in the heater storage chamber of the washing tank and transmits it to the functional part driving unit;
It has a fixed installation form on the outside of the bottom of the cleaning tank at a predetermined interval, operates in response to the output signal of the functional parts driving unit, and generates ultrasonic vibrations of the frequency and intensity desired by the user to the cleaning liquid and dishes in the cleaning tank through the bottom of the cleaning tank. A plurality of ultrasonic vibrators that allow;
A compressed air generator that is fixedly installed on the bottom surface of the main body, operates in response to an output signal of a functional part driving unit, and generates compressed air necessary for generating bubbles into the washing tank;
A bubble discharge pipe having a plurality of air discharge holes and having a zigzag shape installed on the bottom surface of the washing tank and discharging the air generated from the compressed air generator into the washing liquid in the washing tank in the form of bubbles;
A dish support net detachably installed on the top of the bubble discharge pipe;
It is installed between the drain of the washing tank and the flexible drain pipe, is opened manually by the user after the dishwashing is complete, or automatically opened in response to an output signal from the function part driving unit, and the washing water in the washing tank contaminated by dishwashing A drain valve for automatically draining the water;
An operation panel provided with various function selection buttons including a display and a power on/off switch and installed at an upper portion of a rear side of the main body;
It has elements necessary to drive various functional parts such as heaters and ultrasonic vibrators, including a microcomputer with a control program, and has a form installed on the inner bottom of the main body, and provides overall control functions of the dishwasher in response to user manipulation. An ultrasonic dishwasher comprising: a functional part driving unit to perform.
The method according to claim 1,
On the bottom surface of the washing tank,
It is operated under the control of a functional part driving unit during dish washing, and one or two water flow motors are further installed in order to vortex and continuously circulate the washing water in the washing tank in one direction and to increase washing efficiency for dishes. Ultrasonic dishwasher.
The method according to claim 1,
An ultrasonic dishwasher, characterized in that an over-blow drain port for automatically discharging it to the outside through a drain pipe when the water level of the washing water exceeds a predetermined water level in the upper portion of any one of the four surfaces of the washing tank.
The method according to claim 1,
A drainage and storage box coupling pipe is further installed on the upper surface of one side of the rear part of the main body so that the tableware temporary storage box can be rotatably coupled, as well as water that has fallen from the tableware to the bottom of the tableware temporary storage box, can be automatically discharged to the drain pipe,
It has the shape of a rectangular box with an open top surface, and a hinge and drainage pipe are provided at the bottom of the drain hole formed at the rear one side of the bottom surface, and a hinge and drainage pipe that is coupled into the pipe for combining the drainage and storage box at one side of the upper surface of the body. A tableware temporary storage box is further installed to remove the washed dishes from the washing tub and temporarily store them in a rotatably coupled state centered on and move them to a desired storage place after draining the water from the dishes.
An ultrasonic dishwasher, characterized in that a dish tray and a water drainage net are further installed on the bottom of the temporary tableware storage box to protect the dishes that are temporarily stored as well as to allow water flowing from the dishes to fall smoothly toward the bottom plate.
The method of claim 4,
The bottom plate of the tableware temporary storage box is formed to be inclined at an angle (θ) from the front side to the rear side so that water away from the dishes flows down to the drain hole and then smoothly drains through the hinge and drain pipe. dish washer.
The method of claim 4,
An ultrasonic dishwasher, characterized in that a plurality of rollers are further installed on an upper surface of the main body at predetermined intervals, wherein the rollers are installed inclined in the same direction as a circumference having a different diameter with a hinge and a drain pipe as a central point.
The method of claim 4,
One or two rollers are further installed on the bottom of the front of the bottom plate of the temporary dish storage box in contact with the upper surface of the front of the main body, wherein the rollers are installed inclined in the same circumferential direction with the hinge and drain pipe as a center point. Ultrasonic dishwasher.
The method of claim 7,
A pair of rollers installed on the inside of the front of the bottom plate are seated at the moment the tableware temporary storage box is rotated on the inside of the upper surface of the front part of the main body to be in line with the upper surface of the main body and restrict rotation so that no further rotation is made. An ultrasonic dishwasher, characterized in that the roller seating protrusion is further protruded.
The method according to claim 1,
The human body detects the proximity of the human body so that the function part driving unit on the front of the main body automatically stops the washing operation when the user approaches within a predetermined distance during operation of the dishwasher, and resumes operation when the user is separated by more than a predetermined distance. Ultrasonic dishwasher, characterized in that the proximity sensor is further installed.
The method according to claim 1,
Various function selection buttons installed on the operation panel,
Heater drive on/off button, bubble generation on/off button, washing water temperature on/down setting button, time selection button, ultrasonic power up/down button, operation time up/down button, ultrasonic vibration intensity according to time change An ultrasonic dishwasher comprising: a sweep button to gradually increase or decrease.
The method according to claim 1,
On the operation panel, the operation of the dishwasher can be operated through short-range communication through an IR sensor that enables wireless operation of the dishwasher through a remote control dedicated to the dishwasher control from the outside, or through a dedicated web for dishwasher control mounted on the terminal. Ultrasonic dishwasher, characterized in that the built-in blotus.
The method according to claim 1,
When the drain valve is installed as a manual drain valve that can be manually opened and closed by a user, the rear end is connected to the operating lever of the drain valve, and the front end is further provided with a valve manual operation lever exposed to one front side of the body. Ultrasonic dishwasher, characterized in that.

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