CN116746851A - Filter device and electrical equipment - Google Patents

Abstract

The invention provides a filtering device and an electrical device, wherein the filtering device comprises: the cup body comprises a containing cavity; the filter piece is movably arranged in the accommodating cavity and is used for filtering liquid; the driving device is arranged outside the accommodating cavity and is adjacent to the wall surface of the cup body, and the driving device is used for driving the filter element to rotate; the cooling piece is close to the driving device, and the driving device can operate under the temperature difference effect of the wall surface of the cup body and the cooling piece.

Description

Filter device and electrical equipment

Technical Field

The invention relates to the technical field of household electrical appliances, in particular to a filtering device and an electrical appliance.

Background

The dish washer among the prior art is equipped with filter equipment in the sink, and filter equipment can filter the sewage in the sink, and in the food waste among them was remained in filter equipment after the sewage was filtered, the food waste was apt to block up filter equipment's filtration hole, leads to filter equipment drainage speed to slow down.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

To this end, a first object of the invention is to propose a filtering device.

A second object of the present application is to propose an electrical device.

To achieve at least one of the above objects, according to a first aspect of the present application, there is provided a filter device comprising: the cup body comprises a containing cavity; the filter piece is movably arranged in the accommodating cavity and is used for filtering liquid; the driving device is arranged outside the accommodating cavity and is adjacent to the wall surface of the cup body, and the driving device is used for driving the filter element to rotate; the cooling piece is close to the driving device, and the driving device can operate under the temperature difference effect of the wall surface of the cup body and the cooling piece.

The filtering device provided by the application can be used in an electrical device, wherein the electrical device can be a dish washer, a soymilk machine and other electrical devices needing to filter impurities. The filter equipment includes cup and filter, and the cup is including holding the chamber, and the filter is located and is held the intracavity, and the filter can filter liquid, and the liquid that waits to filter in the electrical equipment after flowing into the filter, the filter can be with the liquid of waiting to filter. Understandably, if the filter element is fixed relative to the cup body, the filtered impurities in the liquid are easily attached to the wall surface of the filter element, the wall surface of the filter element is provided with filter holes, and the impurities attached to the wall surface of the filter element easily block the filter holes, so that the liquid is difficult to be discharged from the filter element, even the filter element is blocked, and the filtering efficiency of the filtering device is reduced.

In order to avoid the problem that the impurities block the filtering holes in the filtering piece, the filtering piece is movably arranged in the cup body, and a driving device for driving the filtering piece to rotate is arranged in the filtering device. Specifically, drive arrangement can drive the filter element and rotate for the cup, when the filter element filters liquid, the filter element rotates for the cup under drive arrangement's drive, and pivoted filter element drives its inside liquid and rotates in order to form the liquid stream, has the impurity of being filtered out in the filter element, and the impurity is separated with the wall of filter element under the drive of liquid stream to realize the technological effect with the wall separation of impurity and filter element. Therefore, the filter element can prevent impurities from blocking the filter holes of the filter element, so that the filter element can smoothly discharge filtered liquid, and the filtering efficiency of the filtering device is improved.

Further, the driving means is defined. The driving device is arranged outside the accommodating cavity and is adjacent to the wall surface of the cup body, the driving device can operate under the action of temperature difference, and in order to enable the driving device to operate, the filtering device is further provided with the cooling piece, the temperature difference is formed between the cooling piece and the wall surface of the cup body, and the driving device can operate under the action of the temperature difference between the wall surface of the cup body and the cooling piece. Specifically, when the electrical equipment is in operation, the liquid to be filtered in the electrical equipment has a certain temperature, and the temperature of the liquid is conducted to the wall surface of the cup body, so that the temperature of the wall surface of the cup body changes along with the temperature of the liquid. Because the temperature of the wall surface of the cup body and the temperature of the liquid in the cup body tend to be consistent, the temperature of the wall surface of the cup body is higher than the temperature of the cooling piece, a temperature difference exists between the wall surface of the cup body and the cooling piece, and the driving device operates under the action of the temperature difference so as to drive the filtering piece to rotate relative to the cup body. Compared with the traditional driving device, the driving device driven by the temperature difference can operate without additional electricity, and the product structure is simplified.

Through setting up filter movably in the cup to set up in filter equipment and be used for driving filter pivoted drive arrangement, thereby can make the filter rotate for the cup under drive arrangement's drive, so, can make the impurity in the filter separate with the wall of filter under the drive of water flow in the filter, prevent that the impurity from blocking up the filtration hole on the filter wall, make filter equipment can normally flowing back, promote filtration efficiency. Through setting up drive arrangement into the structure that can run under the difference in temperature effect between the wall of cooling member and cup to avoided extra electricity with drive arrangement, do not need external power supply or power supply, can not additionally increase the consumption, realized heat energy recycling, and simplified product structure.

The filtering device according to the invention can also have the following distinguishing technical characteristics:

in the above technical solution, further, the driving device includes: the driving motor can drive the filter to rotate; the power generation piece is electrically connected with the driving motor, and the power generation piece is used for supplying power to the driving motor, and the power generation piece is located between the cooling piece and the cup, and the both sides of the power generation piece are respectively attached to the wall surfaces of the cooling piece and the cup, and the power generation piece can generate power under the action of the temperature difference between the cooling piece and the wall surface of the cup.

In this embodiment, the structure of the driving device is limited. The driving device comprises a driving motor and a power generation piece, wherein the driving motor is used for driving the filtering piece to rotate, and the power generation piece is used for supplying power to the driving motor so that the driving motor can operate. Specifically, the electricity generation piece is connected with driving motor electrically conductive, and the electricity generation piece can generate electricity under the temperature difference effect between the wall of cooling piece and cup, and the electricity generation piece can be through electrically conductive and driving motor electrically conductive connection, and the electricity generation piece passes through the wire and supplies power for driving motor to make driving motor can rotate.

Further, the installation position of the power generation pieces is defined. The generating piece is located between cooling piece and the cup, specifically, the both sides of generating piece are laminated mutually with the wall of cup and cooling piece respectively, so for generating electricity under the difference in temperature effect between wall of cup and the cooling piece, and then make generating piece can be for driving motor power supply, so that driving motor can drive the filter and rotate.

In one possible solution, the power generating element is conformed to the bottom wall of the cup.

Through set up driving motor and generating set in drive arrangement to locate generating set between cup and the cooling part, thereby can make the generating set can generate electricity under the difference in temperature effect between the wall of cooling part and cup, and then make the generating set can be for driving motor power supply, so that driving motor can drive the filter and rotate.

In the above technical solution, further, the driving power of the driving motor is positively correlated with the temperature difference between the cooling member and the wall surface of the cup body.

In this technical solution, the drive means are further defined, the drive power of the drive motor being positively correlated with the temperature difference between the cooling element and the wall of the cup. Specifically, electrical equipment has the cleaning function, and when electrical equipment starts the cleaning function, has a large amount of washing liquid in the electrical equipment in order to wash the article that waits to wash, has impurity in the waste liquid after the washing, and the waste liquid that contains impurity flows into in the filter, and the filter filters the waste liquid, and the liquid after the filtration flows into the cup and is discharged to the external world. The electrical equipment has a heating function, and heats the cleaning liquid to improve the cleaning effect of the cleaning liquid. The temperature of the cleaning liquid is increased, so that the temperature of the wall surface of the cup body is also increased. Because driving power of the driving motor is positively correlated with the temperature difference between the cooling piece and the wall surface of the cup body, the temperature of the cooling piece is relatively stable, and along with the temperature rise of cleaning liquid in the electrical equipment, the wall surface temperature of the cup body rises along with the temperature rise, so that the temperature difference between the wall surface of the cup body and the cooling piece is gradually increased, the driving power of the driving motor is gradually increased, and the rotating speed of the filtering piece is increased under the driving of the driving motor, so that impurities in the filtering piece are better separated from the wall surface of the filtering piece, and the filtering effect of the filtering device is further improved.

Through setting up driving motor to the positive correlation of difference in temperature between driving power and the wall of cooling member and cup to make driving motor can be in the cup liquid temperature rise under the condition driving power increase, and then promoted the rotational speed of filter, with the impurity in the messenger filter separates with the wall of filter better, has further promoted filter equipment's filter effect.

In the above technical solution, further, the cooling member surrounds the periphery of the driving motor, and the cooling member has cooling liquid therein.

In this embodiment, the position of the cooling element is defined, and the cooling element surrounds the periphery of the drive motor. Specifically, the cooling member has a mounting cavity in which the driving motor is located so that the cooling member can surround the peripheral side of the driving motor. Understandably, the driving motor can generate certain heat during operation, if the driving motor is overheated, the performance of the driving motor can be influenced, and the cooling piece surrounds the periphery of the driving motor, so that the driving motor can be cooled through the cooling piece, and the driving motor is prevented from being overheated.

Further, the cooling member has a cooling liquid inside so that the cooling member has a cooling function. The cooling piece comprises a cooling liquid accommodating box and a cover body, wherein the cooling liquid accommodating box is used for accommodating cooling liquid, and the cover body is detachably arranged on the cooling liquid accommodating box. When the cooling liquid needs to be replaced, the cover body can be separated from the cooling liquid accommodating box so as to replace the cooling liquid in the cooling liquid accommodating box, so that the cooling piece can be kept in a lower temperature range. The cooling member may be configured in a ring-shaped structure, or may be configured in other shapes according to the shape of the driving motor.

Through setting up the cooling member around in driving motor's week side to can cool down driving motor through the cooling member, avoid driving motor to overheat, make driving motor normal operating.

In the above technical solution, further, the filtering device further includes: the first suction piece is arranged on the filter piece; the second attraction piece is arranged on the driving motor, and the first attraction piece and the second attraction piece attract each other.

In this embodiment, the connection between the drive device and the filter element is defined. In order to enable the driving motor to drive the filter element to rotate, the application provides a first suction element and a second suction element which are mutually attracted in the filter device. The first suction piece is arranged on the filter piece, the second suction piece is arranged on the driving motor, and the first suction piece and the second suction piece are mutually attracted, so that the filter piece can rotate along with the driving motor when the driving motor rotates, and the driving motor drives the filter piece. Understandably, compared with a mechanism for connecting the filter element with the driving motor in a mechanical connection manner, the application realizes the driving of the filter element by the driving motor in a manner of mutual attraction between the first attraction element and the second attraction element, and can avoid additionally arranging the holes on the wall surface of the cup body, thereby reducing the water leakage point of the filter device, simplifying the processing steps of the cup body and improving the production efficiency of products.

Through set up first suction piece on the filter, set up the second suction piece on driving motor to make first suction piece and second suction piece attract each other, thereby can realize driving motor to the drive of filter through the mode of attracting each other between first suction piece and the second suction piece, avoided additionally setting up the trompil on the wall of cup, reduced filter equipment's weeping point, and simplified the processing step of cup, promoted the production efficiency of product.

In the above technical solution, further, at least one of the first attraction member and the second attraction member is a magnetic attraction member, and the other one can be attracted by the magnetic attraction member.

In this embodiment, the first suction member and the second suction member are defined. At least one of the first attraction piece and the second attraction piece is a magnetic attraction piece, and the other attraction piece can be attracted by the magnetic attraction piece. Therefore, the first suction piece and the second suction piece can be mutually attracted, so that the driving effect of the driving motor on the filter piece is realized.

In the above technical solution, further, the number of the second attraction pieces is plural, and the plural second attraction pieces are uniformly distributed on the surface of the driving motor along the circumferential direction of the driving motor; the first suction member extends in a radial direction of the filter member.

In this embodiment, the first suction member and the second suction member are further defined. The number of the second attraction pieces can be multiple, the second attraction pieces are uniformly distributed on the surface of the driving motor along the circumferential direction of the driving motor, and the first attraction pieces extend along the radial direction of the filter piece.

Specifically, a plurality of second attraction pieces are located the surface of driving motor towards filter element one side, and a plurality of second attraction pieces attract the first attraction pieces of locating the filter element diapire, because a plurality of second attraction pieces are along driving motor's circumference equipartition, therefore the second attraction pieces all have the attraction to the both ends of first attraction piece, compare in the structure that only sets up a second attraction piece, can make the filter element more firmly by driving motor attraction through setting up a plurality of second attraction pieces to make the filter element can be steadily driven by driving motor and rotate. And if the dislocation problem appears in filter pivoted in-process between first suction piece and the second suction piece, because a plurality of second suction pieces are along driving motor's surface equipartition, after driving motor rotates certain angle, first suction piece still can be attracted by the next group second suction piece of staggering to guarantee that the filter can normally rotate.

In the above technical solution, further, the filter element includes: the main part, including the filter chamber, the wall in filter chamber is equipped with a plurality of filtration pore, and the filtration pore is used for the intercommunication filter chamber with hold the chamber, and first suction piece can drive the main part and rotate.

In this embodiment, the structure of the filter is defined. The filter element comprises a main body, the main body is provided with a filter cavity, the filter cavity can contain liquid to be filtered, the wall surface of the filter cavity is provided with a plurality of filter holes, liquid in the filter cavity can be discharged into the containing cavity through the filter holes, and impurities in the liquid are filtered by the filter element and remain in the cavity so as to realize the filtration of the liquid. The accommodating cavity can be communicated with the outside, and the filtered liquid is discharged to the outside.

Further, the first suction member can be sucked by the second suction member arranged on the driving motor, the first suction member can rotate along with the rotation of the driving motor, and when the driving motor drives the first suction member to rotate, the first suction member drives the main body in the filter member to rotate along with the rotation of the first suction member. In the rotation process of the main body, liquid in the filter cavity forms liquid flow, and impurities in the filter cavity are separated from the wall surface of the filter cavity under the drive of the liquid flow, so that the wall surface impurities can block the filter holes, and the filter piece can normally drain liquid.

In the above technical solution, further, the filter element further includes: the stirring piece is arranged on the main body, at least part of the stirring piece stretches into the filter cavity, and the first suction piece is connected with the stirring piece.

In this solution, the structure of the filter element is further defined. The filter element further comprises a stirring rod for stirring the liquid in the filter cavity. Specifically, the main part is located to the puddler, and at least part puddler stretches into the filter chamber, and first suction piece links to each other with the puddler, when first suction piece is driven by the second suction piece and rotates, and first suction piece drives the puddler and rotates, because the main part is located to the puddler to make the main part rotate along with first suction piece. In the process of rotating the filter element, the stirring rod stirs the liquid in the filter cavity, so that impurities in the filter cavity are more difficult to adhere to the wall surface of the filter cavity, and the filtering effect of the filter element is improved.

In the above technical solution, further, the filtering device further includes: the connecting piece is used for connecting the first suction piece and the stirring piece.

In this technical solution, the connection mode between the connection member and the first suction member is defined. Specifically, be equipped with the connecting piece in the filter equipment, the connecting piece is located first suction piece, and the one end of connecting piece links to each other with first suction piece, and the other end stretches into in the stirring piece and links to each other with the stirring piece to make first suction piece can be connected with the stirring piece through the connecting piece, realize that first suction piece drives the stirring piece and carries out pivoted technological effect.

In one possible solution, the connection piece may be a screw.

In the above technical solution, further, the filtering device further includes: the liquid discharge pipe is arranged on the cup body, and two ends of the liquid discharge pipe are respectively communicated with the accommodating cavity and the outside; the pump body component is connected with the cup body and is used for pumping liquid in the accommodating cavity to the outside through the liquid discharge pipe.

In this embodiment, the structure of the filter device is further defined. In order to ensure that the filtered liquid in the cup body can be discharged, the filter device is also provided with the liquid discharge pipe, the liquid discharge pipe is arranged in the cup body, two ends of the liquid discharge pipe are respectively communicated with the accommodating cavity and the outside, and the liquid in the accommodating cavity can be discharged to the outside through the liquid discharge pipe.

Further, in order to enable liquid in the cup body to be discharged more rapidly, the filter device is further provided with the pump body assembly, the pump body assembly is connected with the cup body, and the pump body assembly is used for pumping liquid in the containing cavity to the outside through the liquid discharge pipe, so that the liquid discharge speed of the liquid discharge pipe can be increased, the liquid storage in the containing cavity can be reduced, and the liquid accumulation in the cup body is prevented.

In the above technical scheme, further, filter equipment is arranged in electrical equipment, and electrical equipment includes washs the chamber, and filter equipment still includes: the liquid inlet channel is arranged on the cup body, two ends of the liquid inlet channel are respectively communicated with the cleaning cavity and the outside of the cleaning cavity, and the liquid inlet channel is used for discharging cleaning liquid into the cleaning cavity.

In this embodiment, the structure of the filter device is further defined. The filtering device can be used in electrical equipment, the electrical equipment comprises a cleaning cavity, the cleaning cavity is used for containing articles to be cleaned, the electrical equipment can clean the articles in the cleaning cavity, the filtering device can be arranged on the wall surface of the cleaning cavity, and the filtering device can filter liquid in the cleaning cavity and discharge the filtered liquid to the outside.

Further, the filtering device comprises a liquid inlet channel, the liquid inlet channel is arranged on the cup body, two ends of the liquid inlet channel are respectively communicated with the outside of the cleaning cavity and the cleaning cavity, and cleaning liquid can be input into the cleaning cavity from the outside of the cleaning cavity through the liquid inlet channel so as to clean objects in the cleaning cavity.

In the above technical solution, further, the cup body includes: the body, the holding cavity locates the body; and the mounting plate is connected with the body, protrudes out of the wall surface of the body along the circumferential direction and is used for being connected with the wall surface of the cleaning cavity.

In this technical scheme, the structure of the cup body is defined. The cup body comprises a body and a mounting plate, the accommodating cavity is formed in the body, the mounting plate is connected with the body and protrudes out of the wall surface of the body, and the mounting plate is used for being connected with the wall surface of the cleaning cavity so as to mount the filtering device on the wall surface of the cleaning cavity.

Further, the liquid inlet of the liquid inlet channel is arranged on the body, and under the condition that the filtering device is arranged on the wall surface of the cleaning cavity, the liquid inlet of the liquid inlet channel is positioned outside the cleaning cavity, and the liquid outlet of the liquid inlet channel is arranged on one side of the mounting plate, which faces the cleaning cavity, so that cleaning liquid is discharged into the cleaning cavity.

The second aspect of the application also provides an electrical device, comprising the filtering device provided by the first aspect of the application; the cleaning part comprises a cleaning cavity, and the filtering device is arranged on the wall surface of the cleaning cavity.

The electric equipment comprises a cleaning part and a filtering device, wherein the cleaning part comprises a cleaning cavity, the filtering device is arranged on the wall surface of the cleaning cavity, the cleaning cavity is used for containing articles to be cleaned, and a large amount of cleaning liquid is injected into the cleaning cavity to clean the articles in the cleaning cavity when the electric equipment runs. The waste liquid formed by cleaning the articles is internally provided with a large amount of impurities, the waste liquid is filtered by the filtering device so as to be separated from the liquid, and the filtered liquid is discharged to the outside by the filtering device.

The electrical equipment provided by the second aspect of the application has all the beneficial effects of the filtering device because the electrical equipment comprises the filtering device provided by the first aspect of the application.

The electrical equipment comprises a dish washer or a decontamination integrated machine.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 shows an exploded view of a filter device according to one embodiment of the present invention;

FIG. 2 shows a schematic structural view of a filtering device according to an embodiment of the present invention;

FIG. 3 shows one of the structural schematic diagrams of the filter element and the driving device according to an embodiment of the present invention;

fig. 4 shows a second schematic structural view of the filter element and the driving device according to an embodiment of the present invention.

The correspondence between the reference numerals and the component names in fig. 1 to 4 is:

100 filter equipment, 110 cup, 111 holding chamber, 112 fluid discharge pipe, 113 inlet channel, 114 outlet, 115 body, 116 mounting disc, 120 filter, 121 first suction piece, 122 main part, 123 filter chamber, 124 stirring piece, 125 connecting piece, 130 drive arrangement, 131 driving motor, 132 power generation piece, 133 second suction piece, 140 cooling piece, 141 mounting chamber, 142 cooling liquid holding box, 143 lid.

Detailed Description

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.

A filtering apparatus 100 and an electric device provided according to some embodiments of the present application are described below with reference to fig. 1 to 4.

In one embodiment according to the present application, as shown in fig. 1 and 2, a first aspect of the present application proposes a filtering device 100 comprising: a cup 110, the cup 110 including a receiving cavity 111; the filter 120 is movably arranged in the accommodating cavity 111, and the filter 120 is used for filtering liquid; the driving device 130 is arranged outside the accommodating cavity 111 and adjacent to the wall surface of the cup body 110, and the driving device 130 is used for driving the filter element 120 to rotate; the cooling element 140 is close to the driving device 130, and the driving device 130 can operate under the temperature difference between the wall surface of the cup 110 and the cooling element 140.

The filtering device 100 provided by the application can be used in an electrical device, wherein the electrical device can be a dish washer, a soymilk machine and other electrical devices needing to filter impurities. The filtering device 100 comprises a cup body 110 and a filtering piece 120, the cup body 110 comprises a containing cavity 111, the filtering piece 120 is arranged in the containing cavity 111, the filtering piece 120 can filter liquid, and after the liquid to be filtered in the electrical equipment flows into the filtering piece 120, the filtering piece 120 can filter the liquid to be filtered. As can be appreciated, if the filter 120 is fixed relative to the cup 110, the filtered impurities in the liquid are easily attached to the wall surface of the filter 120, the wall surface of the filter 120 is provided with filter holes, and the impurities attached to the wall surface of the filter 120 easily block the filter holes, so that the liquid is difficult to drain from the filter 120, and even block the filter 120, thereby reducing the filtering efficiency of the filtering device 100.

In order to avoid the problem that the impurities block the filtering holes in the filtering element 120, the filtering element 120 is movably arranged in the cup body 110, and the driving device 130 for driving the filtering element 120 to rotate is arranged in the filtering device 100. Specifically, the driving device 130 can drive the filter element 120 to rotate relative to the cup 110, when the filter element 120 filters liquid, the filter element 120 rotates relative to the cup 110 under the driving of the driving device 130, the rotating filter element 120 drives the liquid inside to rotate to form a liquid flow, filtered impurities are in the filter element 120, and the impurities are separated from the wall surface of the filter element 120 under the driving of the liquid flow, so that the technical effect of separating the impurities from the wall surface of the filter element 120 is achieved. In this way, the filter element 120 can be prevented from being clogged with impurities, so that the filter element 120 can smoothly discharge filtered liquid, and the filtering efficiency of the filtering device 100 is improved. Wherein the direction of the liquid flowing into the filter element 120 and the direction of rotation of the filter element 120 are indicated by the arrows in fig. 2.

Further, the driving means 130 is defined. The driving device 130 is arranged outside the accommodating cavity 111 and is adjacent to the wall surface of the cup body 110, the driving device 130 can operate under the action of temperature difference, in order to enable the driving device 130 to operate, the filtering device 100 is further provided with a cooling piece 140, the cooling piece 140 has the temperature difference with the wall surface of the cup body 110, and the driving device 130 can operate under the action of the temperature difference between the wall surface of the cup body 110 and the cooling piece 140. Specifically, when the electrical equipment is operated, the liquid to be filtered in the electrical equipment has a certain temperature, and the temperature of the liquid is conducted to the wall surface of the cup 110, so that the temperature of the wall surface of the cup 110 changes with the temperature of the liquid. Because the temperature of the wall surface of the cup 110 and the temperature of the liquid in the cup 110 tend to be consistent, the temperature of the wall surface of the cup 110 is higher than the temperature of the cooling element 140, a temperature difference exists between the wall surface of the cup 110 and the cooling element 140, and the driving device 130 operates under the action of the temperature difference to drive the filter element 120 to rotate relative to the cup 110. Compared with the traditional driving device 130, the driving device 130 driven by the temperature difference can operate without extra electricity, and the product structure is simplified.

Through setting up filter 120 movably in cup 110 to set up the drive arrangement 130 that is used for driving filter 120 pivoted in filter equipment 100, thereby can make filter 120 rotate for cup 110 under drive arrangement 130's drive, so, can make the impurity in the filter 120 separate with the wall of filter 120 under the drive of filter 120 rivers, prevent that the impurity from blocking up the filtration pore on the wall of filter 120, make filter 100 can normally flowing back, promote filtration efficiency. By arranging the driving device 130 to be a structure capable of running under the action of the temperature difference between the cooling element 140 and the wall surface of the cup body 110, the driving device 130 is prevented from being additionally connected with electricity, an external power supply or power supply is not needed, the power consumption is not additionally increased, the heat energy recycling is realized, and the product structure is simplified.

In one embodiment according to the present application, as shown in fig. 1 and 4, the driving device 130 includes: the driving motor 131, the driving motor 131 can drive the filter 120 to rotate; the power generation piece 132 is electrically connected with the driving motor 131, and the power generation piece 132 is used for supplying power to the driving motor 131, and the power generation piece 132 is located between the cooling piece 140 and the cup 110, and two sides of the power generation piece 132 are respectively attached to the wall surfaces of the cooling piece 140 and the cup 110, and the power generation piece 132 can generate power under the action of the temperature difference between the cooling piece 140 and the wall surface of the cup 110.

In this embodiment, the structure of the driving device 130 is defined. The driving device 130 includes a driving motor 131 and a power generation member 132, wherein the driving motor 131 is used for driving the filter member 120 to rotate, and the power generation sheet is used for supplying power to the driving motor 131 so that the driving motor 131 can operate. Specifically, the power generation sheet is electrically connected with the driving motor 131, the power generation sheet can generate power under the action of the temperature difference between the cooling member 140 and the wall surface of the cup body 110, the power generation sheet can be electrically connected with the driving motor 131 through conduction, and the power generation sheet supplies power to the driving motor 131 through a wire so that the driving motor 131 can rotate.

Further, the installation position of the power generation pieces is defined. The power generation piece is located between the cooling piece 140 and the cup body 110, specifically, two sides of the power generation piece are respectively attached to the wall surface of the cup body 110 and the cooling piece 140, so that the power generation piece can generate power under the action of the temperature difference between the wall surface of the cup body 110 and the cooling piece 140, and further the power generation piece can supply power for the driving motor 131, so that the driving motor 131 can drive the filtering piece 120 to rotate, and the rotation direction of the driving motor 131 is shown by an arrow in fig. 2.

In one possible embodiment, the power generating element 132 is attached to the bottom wall of the cup 110.

By arranging the driving motor 131 and the power generation piece 132 in the driving device 130 and arranging the power generation piece 132 between the cup body 110 and the cooling piece 140, the power generation piece can generate power under the action of the temperature difference between the cooling piece 140 and the wall surface of the cup body 110, and the power generation piece can supply power to the driving motor 131 so that the driving motor 131 can drive the filter piece 120 to rotate.

In one embodiment according to the present application, the driving power of the driving motor 131 is positively correlated with the temperature difference between the cooling member 140 and the wall surface of the cup 110.

In this embodiment, the driving device 130 is further defined, and the driving power of the driving motor 131 is positively correlated with the temperature difference between the cooling member 140 and the wall surface of the cup 110. Specifically, the electrical equipment has a cleaning function, when the electrical equipment starts the cleaning function, a large amount of cleaning liquid is provided in the electrical equipment to clean the articles to be cleaned, impurities are provided in the cleaned waste liquid, the waste liquid containing the impurities flows into the filter 120, the filter 120 filters the waste liquid, and the filtered liquid flows into the cup 110 and is discharged to the outside. The electrical equipment has a heating function, and heats the cleaning liquid to improve the cleaning effect of the cleaning liquid. The temperature of the cleaning liquid increases, so that the temperature of the wall surface of the cup 110 increases. Since the driving power of the driving motor 131 is positively correlated with the temperature difference between the cooling member 140 and the wall surface of the cup body 110, the temperature of the cooling member 140 is relatively stable, and as the temperature of the cleaning liquid in the electrical equipment is increased, the wall surface temperature of the cup body 110 is increased along with the temperature increase of the cleaning liquid, so that the temperature difference between the wall surface of the cup body 110 and the cooling member 140 is gradually increased, the driving power of the driving motor 131 is gradually increased, and the rotation speed of the filter 120 is increased under the driving of the driving motor 131, so that impurities in the filter 120 are better separated from the wall surface of the filter 120, and the filtering effect of the filtering device 100 is further improved.

By setting the driving motor 131 to have a positive correlation between the driving power and the temperature difference between the cooling member 140 and the wall surface of the cup 110, the driving power of the driving motor 131 can be increased under the condition that the temperature of the liquid in the cup 110 is increased, so that the rotating speed of the filter 120 is increased, impurities in the filter 120 are better separated from the wall surface of the filter 120, and the filtering effect of the filtering device 100 is further improved.

In one embodiment according to the present application, as shown in fig. 1, 3 and 4, the cooling member 140 surrounds the circumference of the driving motor 131, and the cooling member 140 has a cooling liquid therein.

In this embodiment, the position where the cooling member 140 is provided is defined, and the cooling member 140 surrounds the peripheral side of the driving motor 131. Specifically, the cooling member 140 has a mounting cavity 141, and the driving motor 131 is positioned in the mounting cavity 141 of the cooling member 140 so that the cooling member 140 can surround the circumferential side of the driving motor 131. Understandably, the driving motor 131 generates a certain amount of heat during operation, if the driving motor 131 overheats to affect the performance of the driving motor 131, the cooling member 140 surrounds the periphery of the driving motor 131, so that the cooling member 140 can cool the driving motor 131 to avoid overheating of the driving motor 131.

Further, as shown in fig. 1, the cooling member 140 has a cooling liquid inside so that the cooling member 140 has a cooling function. The cooling member 140 includes a cooling liquid accommodating case 142 for accommodating a cooling liquid and a cover 143, and the cover 143 is detachably mounted on the cooling liquid accommodating case 142. When the coolant needs to be replaced, the cover 143 may be separated from the coolant-accommodating case 142 to replace the coolant in the coolant-accommodating case 142, so as to ensure that the cooling member 140 can be maintained in a low temperature range. The cooling member 140 may be configured in a ring-shaped structure, or may be configured in other shapes according to the shape of the driving motor 131.

Through setting up cooling member 140 around in driving motor 131's week side to can cool down driving motor 131 through cooling member 140, avoid driving motor 131 to overheat, make driving motor 131 can normal operating.

In one embodiment according to the present application, as shown in fig. 1, the filtering apparatus 100 further includes: a first suction member 121 provided to the filter member 120; the second attraction member 133 is provided to the driving motor 131, and the first attraction member 121 and the second attraction member 133 attract each other.

In this embodiment, the manner of connection between the drive means 130 and the filter element 120 is defined. In order to enable the driving motor 131 to drive the filter 120 to rotate, the present application provides the filter device 100 with the first suction member 121 and the second suction member 133 that attract each other. The first suction member 121 is disposed on the filter member 120, and the second suction member 133 is disposed on the driving motor 131, so that the filter member 120 can rotate along with the driving motor 131 when the driving motor 131 rotates, thereby driving the filter member 120 by the driving motor 131. As can be appreciated, compared with a mechanism that connects the filter element 120 and the driving motor 131 by means of mechanical connection, the present application realizes the driving of the filter element 120 by the driving motor 131 by means of mutual attraction between the first attraction element 121 and the second attraction element 133, and can avoid the additional arrangement of holes on the wall surface of the cup 110, thereby reducing the water leakage point of the filter device 100, simplifying the processing steps of the cup 110, and improving the production efficiency of the product.

Through set up first attraction piece 121 on filter 120, set up second attraction piece 133 on driving motor 131 to make first attraction piece 121 and second attraction piece 133 attracts each other, thereby can realize driving motor 131 to filter 120 through the mode of attracting each other between first attraction piece 121 and the second attraction piece 133, avoided additionally setting up the trompil on the wall of cup 110, reduced filter equipment 100's leaking point, and simplified the processing step of cup 110, promoted the production efficiency of product.

In one embodiment according to the present application, at least one of the first attraction member 121 and the second attraction member 133 is a magnetic attraction member, and the other may be attracted by the magnetic attraction member.

In this embodiment, the first suction member 121 and the second suction member 133 are defined. At least one of the first attraction member 121 and the second attraction member 133 is a magnetic attraction member, and the other may be attracted by the magnetic attraction member. In this way, the first suction member 121 and the second suction member 133 can be attracted to each other, so as to realize the driving function of the driving motor 131 on the filter 120. Wherein, the magnetic attraction piece can be a magnet.

In one embodiment according to the present application, as shown in fig. 1, the number of the second attraction pieces 133 is plural, and the plural second attraction pieces 133 are uniformly distributed on the surface of the driving motor 131 in the circumferential direction of the driving motor 131; the first suction member 121 extends in the radial direction of the filter member 120.

In this embodiment, the first suction member 121 and the second suction member 133 are further defined. The number of the second sucking members 133 may be plural, the second sucking members 133 are uniformly distributed on the surface of the driving motor 131 along the circumferential direction of the driving motor 131, and the first sucking members 121 extend along the radial direction of the filter 120.

Specifically, the plurality of second suction members 133 are disposed on the surface of the driving motor 131 facing the filter member 120, and the plurality of second suction members 133 attract the first suction members 121 disposed on the bottom wall of the filter member 120, and since the plurality of second suction members 133 are uniformly distributed along the circumferential direction of the driving motor 131, the second suction members 133 attract both ends of the first suction member 121, and compared with a structure in which only one second suction member 133 is disposed, the filter member 120 can be more firmly attracted by the driving motor 131 by disposing the plurality of second suction members 133, so that the filter member 120 can be stably driven to rotate by the driving motor 131. In addition, if the first suction member 121 and the second suction member 133 are offset during the rotation of the filter 120, since the plurality of second suction members 133 are uniformly distributed along the surface of the driving motor 131, after the driving motor 131 rotates by a certain angle, the first suction member 121 can still be sucked by the next staggered second suction member 133, so as to ensure that the filter 120 can normally rotate.

In one embodiment according to the present application, as shown in fig. 3 and 4, the filter 120 includes: the main part 122, including filter chamber 123, the wall of filter chamber 123 is equipped with a plurality of filtration pore, and the filtration pore is used for the intercommunication filter chamber 123 with hold chamber 111, and first suction piece 121 can drive main part 122 rotation.

In this embodiment, the structure of the filter 120 is defined. The filter 120 includes main part 122, and main part 122 is equipped with filter chamber 123, and filter chamber 123 can hold the liquid of waiting to filter, and the wall of filter chamber 123 is equipped with a plurality of filtration holes, and the liquid in the filter chamber 123 can discharge to holding in the chamber 111 through the filtration hole, and impurity in the liquid is kept in the intracavity by filter 120 filtering to realize the filtration to the liquid. The accommodating chamber 111 can communicate with the outside, and the filtered liquid is discharged to the outside.

Further, the first suction member 121 can be sucked by the second suction member 133 disposed on the driving motor 131, the first suction member 121 can rotate along with the rotation of the driving motor 131, and when the driving motor 131 drives the first suction member 121 to rotate, the first suction member 121 drives the main body 122 in the filter 120 to rotate along with the rotation. In the rotation process of the main body 122, the liquid in the filter cavity 123 forms a liquid flow, and the impurities in the filter cavity 123 are separated from the wall surface of the filter cavity 123 under the driving of the liquid flow, so that the wall surface impurities can block the filter holes, and the filter 120 can normally drain.

In one embodiment according to the present application, as shown in fig. 4, the filter 120 further includes: and a stirring member 124 disposed on the main body 122, at least a portion of the stirring member 124 extending into the filter chamber 123, and the first suction member 121 being connected to the stirring member 124.

In this embodiment, the structure of the filter 120 is further defined. The filter 120 further includes a stirring rod for stirring the liquid in the filter chamber 123. Specifically, the stirring rod is disposed on the main body 122, at least part of the stirring rod extends into the filter cavity 123, the first suction member 121 is connected with the stirring rod, and when the first suction member 121 is driven to rotate by the second suction member 133, the first suction member 121 drives the stirring rod to rotate, and the stirring rod is disposed on the main body 122, so that the main body 122 rotates along with the first suction member 121. In the process of rotating the filter 120, the stirring rod stirs the liquid in the filter cavity 123, so that impurities in the filter cavity 123 are more difficult to adhere to the wall surface of the filter cavity 123, and the filtering effect of the filter 120 is improved.

In one embodiment according to the present application, as shown in fig. 1 and 4, the filtering apparatus 100 further includes: the connecting piece 125, the connecting piece 125 is used for connecting the first suction piece 121 and the stirring piece 124.

In this embodiment, the connection manner between the connection member 125 and the first suction member 121 is defined. Specifically, the filter device 100 is provided with a connecting piece 125, the connecting piece 125 is arranged on the first suction piece 121, one end of the connecting piece 125 is connected with the first suction piece 121, and the other end of the connecting piece 125 extends into the stirring piece 124 and is connected with the stirring piece 124, so that the first suction piece 121 can be connected with the stirring piece 124 through the connecting piece 125, and the technical effect that the first suction piece 121 drives the stirring piece 124 to rotate is achieved.

In one possible embodiment, the connection 125 may be a screw.

In one embodiment according to the present application, as shown in fig. 1 and 2, the filtering apparatus 100 further includes: the liquid discharge pipe 112 is arranged on the cup body 110, and two ends of the liquid discharge pipe 112 are respectively communicated with the accommodating cavity 111 and the outside; and the pump body assembly is connected with the cup body 110 and is used for pumping the liquid in the accommodating cavity 111 to the outside through the liquid discharge pipe 112.

In this embodiment, the structure of the filter device 100 is further defined. In order to enable the filtered liquid in the cup 110 to be discharged, the filtering device 100 is further provided with a liquid discharge pipe 112, the liquid discharge pipe 112 is arranged in the cup 110, two ends of the liquid discharge pipe 112 are respectively communicated with the accommodating cavity 111 and the outside, the liquid in the accommodating cavity 111 can be discharged to the outside through the liquid discharge pipe 112, and the liquid discharge direction of the liquid discharge pipe 112 is shown by an arrow in fig. 2.

Further, in order to enable the liquid in the cup 110 to be discharged more rapidly, the filter device 100 is further provided with a pump body assembly, which is connected with the cup 110, and is used for pumping the liquid in the accommodating cavity 111 to the outside through the liquid discharge pipe 112, so that the liquid discharge speed of the liquid discharge pipe 112 can be increased, the liquid storage in the accommodating cavity 111 can be reduced, and the liquid accumulation in the cup 110 can be prevented.

In one embodiment according to the present application, as shown in fig. 1 and 2, the filtering apparatus 100 is used in an electrical device including a cleaning chamber, and the filtering apparatus 100 further includes: the liquid inlet channel 113 is arranged on the cup body 110, two ends of the liquid inlet channel 113 are respectively communicated with the cleaning cavity and the outside of the cleaning cavity, and the liquid inlet channel 113 is used for discharging cleaning liquid into the cleaning cavity.

In this embodiment, the structure of the filter device 100 is further defined. The filter device 100 can be used in an electrical apparatus, the electrical apparatus includes a cleaning chamber, the cleaning chamber is used for holding the article to be cleaned, the electrical apparatus can clean the article in the cleaning chamber, the filter device 100 can be arranged on the wall surface of the cleaning chamber, the filter device 100 can filter the liquid in the cleaning chamber and discharge the filtered liquid to the outside.

Further, the filtering device 100 includes a liquid inlet channel 113, the liquid inlet channel 113 is disposed on the cup 110, two ends of the liquid inlet channel 113 are respectively communicated with the outside of the cleaning cavity and the cleaning cavity, the liquid inlet channel 113 can input cleaning liquid from the outside of the cleaning cavity into the cleaning cavity so as to clean the articles in the cleaning cavity, and the flow direction of the liquid in the liquid inlet channel 113 is shown by an arrow in fig. 2.

In one embodiment according to the present application, as shown in fig. 1 and 2, the cup 110 includes: a body 115, the housing cavity 111 is provided in the body 115; and the mounting plate 116 is connected with the body 115, the mounting plate 116 protrudes from the wall surface of the body 115 along the circumferential direction, and the mounting plate 116 is used for being connected with the wall surface of the cleaning cavity.

In this embodiment, the structure of the cup 110 is defined. The cup 110 includes a body 115 and a mounting plate 116, the accommodating chamber 111 is disposed in the body 115, the mounting plate 116 is connected with the body 115 and protrudes from a wall surface of the body 115, and the mounting plate 116 is used for being connected with a wall surface of the cleaning chamber so as to mount the filtering device 100 on the wall surface of the cleaning chamber.

Further, the liquid inlet of the liquid inlet channel 113 is disposed on the body 115, and when the filtering device 100 is mounted on the wall surface of the cleaning chamber, the liquid inlet of the liquid inlet channel 113 is disposed outside the cleaning chamber, and the liquid outlet 114 of the liquid inlet channel 113 is disposed on the side of the mounting plate 116 facing the cleaning chamber, so as to discharge the cleaning liquid into the cleaning chamber.

In one possible embodiment, the structure of the filtering device 100 is as follows: one magnet (i.e., the first suction member 121) is located at the bottom of the rotating shaft of the rotary filter screen (i.e., the body 115), the magnet and the rotary filter screen are located at the bottom of the water cup (i.e., the cup body 110) or the water storage tank, the magnet rotates to drive the rotary filter screen to rotate, one semiconductor thermoelectric generation sheet (i.e., the power generation sheet) is located at the bottom outside the water cup or the water storage tank, one annular cold water device (i.e., the cooling member 140) is located at the bottom of the semiconductor thermoelectric generation sheet, one motor (i.e., the driving motor 131) is located in the middle of the annular cold water device, four magnets (i.e., the second suction member 133) are located at the top of the motor, and the semiconductor thermoelectric generation sheet and the motor are connected through wires.

Specifically, the filtering device 100 can be used in a dishwasher, when the dishwasher heats water, a high temperature surface is formed at the bottom of a water cup, a low temperature surface is formed by an annular cold water device, the high temperature surface and the low temperature surface are respectively positioned at two sides of a semiconductor thermoelectric generation sheet, the semiconductor thermoelectric generation sheet generates electricity by temperature difference, the electricity is transmitted to a motor through a wire, the motor does work to drive a magnet at the top of the motor to rotate, so that the magnet on the filter screen is driven to synchronously rotate, and the rotary motion of the filter screen is realized.

Specifically, in the heating stage of the dish washer, when the temperature of the water gradually rises, the temperature difference at two sides of the semiconductor thermoelectric generation sheet becomes larger, the generated voltage and current become larger, the motor outputs larger power, the rotary filter screen is driven to rotate faster, food residues are completely prevented from staying and accumulating on the filter screen, the rotary filter screen capable of rotating fast can provide more filter holes, the filtering is more efficient, and the cleaning effect is improved to the maximum extent.

Specifically, in the water draining stage of the dish washer, the magnet at the bottom of the rotary filter screen is connected with the stirring piece 124, the rotary magnet drives the stirring piece 124 to rotate so as to play a role of stirring, so that food residues sunk in the water cup or the water storage tank are discharged out of the machine through the water draining pipe to the maximum extent, the problem of peculiar smell of the inner container caused by residues is solved, the water cup or the water storage tank does not need to be cleaned, the rotary filter screen does not need to be cleaned, and the maintenance is free to the maximum extent.

Specifically, the rotary filter screen is driven to rotate by magnetic force completely, holes for a water cup or a water storage tank are not needed, and an interface and a water leakage point are not additionally increased.

The second aspect of the present invention also proposes an electrical apparatus comprising the filtering device 100 according to the first aspect of the present invention; the cleaning part comprises a cleaning cavity, and the filtering device 100 is arranged on the wall surface of the cleaning cavity.

The electric equipment provided by the application comprises a cleaning part and a filtering device 100, wherein the cleaning part comprises a cleaning cavity, the filtering device 100 is arranged on the wall surface of the cleaning cavity, the cleaning cavity is used for containing articles to be cleaned, and a large amount of cleaning liquid is injected into the cleaning cavity to clean the articles in the cleaning cavity when the electric equipment is operated. The waste liquid formed by cleaning the articles has a large amount of impurities therein, the filtering device 100 filters the waste liquid to separate the impurities from the liquid, and the filtering device 100 discharges the filtered liquid to the outside.

The electrical apparatus provided in the second aspect of the present application includes the filtering device 100 according to the first aspect of the present application, and thus has all the advantages of the filtering device 100.

The electrical equipment comprises a dish washer or a decontamination integrated machine.

In the present application, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, 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 present invention. In this specification, schematic representations of the above terms 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 of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (15)

1. A filter device, comprising:

the cup body comprises a containing cavity;

the filter piece is movably arranged in the accommodating cavity and is used for filtering liquid;

the driving device is arranged outside the accommodating cavity and is adjacent to the wall surface of the cup body, and the driving device is used for driving the filter element to rotate;

And the cooling piece is close to the driving device, and the driving device can operate under the action of the temperature difference between the wall surface of the cup body and the cooling piece.

2. The filter device according to claim 1, wherein the driving means comprises:

the driving motor can drive the filter element to rotate;

the power generation piece is electrically connected with the driving motor, the power generation piece is used for supplying power to the driving motor, the power generation piece is located the cooling piece with between the cup, the both sides of power generation piece respectively with the cooling piece with the wall of cup is laminated mutually, the power generation piece can be in the cooling piece with under the difference in temperature effect between the wall of cup.

3. A filter device as claimed in claim 2, wherein,

the driving power of the driving motor is positively correlated with the temperature difference between the cooling piece and the wall surface of the cup body.

4. A filter device as claimed in claim 2, wherein,

the cooling piece surrounds the periphery of the driving motor, and cooling liquid is arranged in the cooling piece.

5. The filter device according to any one of claims 2 to 4, further comprising:

The first suction piece is arranged on the filter piece;

the second attraction piece is arranged on the driving motor, and the first attraction piece and the second attraction piece attract each other.

6. The filter device according to claim 5, wherein,

at least one of the first attraction member and the second attraction member is a magnetic attraction member, and the other attraction member can be attracted by the magnetic attraction member.

7. The filter device according to claim 5, wherein,

the number of the second attraction pieces is multiple, and the second attraction pieces are uniformly distributed on the surface of the driving motor along the circumferential direction of the driving motor;

the first suction member extends in a radial direction of the filter member.

8. The filter arrangement of claim 5, wherein the filter element comprises:

the main part, including the filter chamber, the wall in filter chamber is equipped with a plurality of filtration holes, the filtration hole is used for the intercommunication the filter chamber with hold the chamber, first suction piece can drive the main part rotates.

9. The filter device of claim 8, wherein the filter element further comprises:

the stirring piece is arranged on the main body, at least part of the stirring piece stretches into the filter cavity, and the first suction piece is connected with the stirring piece.

10. The filter device of claim 9, further comprising:

the connecting piece is used for connecting the first suction piece and the stirring piece.

11. The filter device according to any one of claims 1 to 4, further comprising:

the liquid discharge pipe is arranged on the cup body, and two ends of the liquid discharge pipe are respectively communicated with the accommodating cavity and the outside;

the pump body assembly is connected with the cup body and used for pumping liquid in the accommodating cavity to the outside through the liquid discharge pipe.

12. The filter device according to any one of claims 1 to 4, wherein the filter device is used in an electrical apparatus comprising a cleaning chamber, the filter device further comprising:

the liquid inlet channel is arranged on the cup body, two ends of the liquid inlet channel are respectively communicated with the cleaning cavity and the outside of the cleaning cavity, and the liquid inlet channel is used for discharging cleaning liquid into the cleaning cavity.

13. The filter device of claim 12, wherein the cup comprises:

the accommodating cavity is formed in the body;

the mounting plate is connected with the body, the mounting plate circumferentially protrudes out of the wall surface of the body, and the mounting plate is used for being connected with the wall surface of the cleaning cavity.

14. An electrical device, comprising:

a filter device according to any one of claims 1 to 13;

the cleaning part comprises a cleaning cavity, and the filtering device is arranged on the wall surface of the cleaning cavity.

15. The electrical device of claim 14, wherein the electrical device comprises a plurality of electrical conductors,

the electrical equipment comprises a dish washer or a decontamination integrated machine.