CN216317469U - Dish washing machine - Google Patents

Abstract

The utility model relates to the technical field of household appliances, in particular to a dish washing machine, which comprises a base and a washing component, wherein a base groove is arranged on the base at a position close to the rear side of the base, the dish washing machine also comprises a power supply device and a sterilized water generating device, the sterilized water generating device is arranged in the base groove, and the sterilized water generating device comprises: the water storage structure is provided with a water inlet and a water outlet, the water inlet is suitable for being communicated with a water source, and the water outlet is connected with the washing assembly; the discharge electrode is connected with a live wire of the power supply device; the circuit electrode is connected with a zero line of the power supply device; a blocking medium disposed between the return electrode and the discharge electrode; and the air inlet channel is arranged on the water storage structure and is suitable for introducing air.

Description

Dish washing machine

Technical Field

The utility model relates to the technical field of household appliances, in particular to a dish washing machine.

Background

Along with the improvement of living standard, the dish-washing machine gradually enters common families, hands are liberated, and the living quality is improved. Generally, the main core components of the existing dishwasher are: the water pump comprises a liner assembly, a water cup assembly, a spray arm assembly, a filter assembly, a washing pump, a drainage pump, a pipeline and the like. Dishwashers currently on the market generally perform main washing and dish sterilization at high temperatures (around 70 ℃).

Among the prior art, some dish washing machines adopt disinfection modes such as UVC ultraviolet lamp disinfection, addition of silver ion in part materials bacteriostasis, steam high temperature disinfection, hot air drying, and above disinfection mode mainly acts on tableware surface disinfection, and is not good to unseen spare part inside effect.

Some dishwashers in the prior art use ozone water for sterilization, and because the solubility of ozone in water is low, the sterilization effect is not ideal, and most of overflowed ozone is harmful to human bodies.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defect of poor disinfection effect of the dish washing machine in the prior art, thereby providing the dish washing machine with good disinfection effect.

In order to solve the technical problem, the utility model provides a dish washing machine, which comprises a base, a washing assembly, a power supply device and a sterilized water generating device, wherein a base groove is formed in the position, close to the rear side of the base, and the sterilized water generating device is arranged in the base groove.

Optionally, a drainage pump is disposed on the base, and the dishwasher further includes an overflow protection device capable of controlling the drainage pump to operate when water enters the base.

Optionally, the disinfectant generating device is provided with a fluid discharge portion, a base overflow port is arranged on a side wall of the base groove, and when the disinfectant generating device overflows, water can flow into the base through the fluid discharge portion and the base overflow port in sequence.

Optionally, a diversion trench is arranged in the base groove, and the base overflow port is arranged at the bottom of the diversion trench.

Optionally, a switch element is arranged between the sterilized water generating device and the washing assembly, and the overflow protection device can also control the switch element to work when the base is filled with water.

Optionally, the sterilized water generating apparatus includes: the water storage structure is provided with a water inlet and a water outlet, the water inlet is suitable for being communicated with a water source, and the water outlet is connected with the washing assembly; the discharge electrode is arranged in the water storage structure and is connected with a live wire of the power supply device; the circuit electrode is connected with a zero line of the power supply device; a blocking medium disposed between the return electrode and the discharge electrode; and the air inlet channel is arranged on the water storage structure and is suitable for introducing air, and the air inlet channel surrounds the outer side of the discharge electrode.

Optionally, a distance between the tail end of the air inlet channel and the tank body of the water storage structure is smaller than a distance between the tail end of the discharge electrode and the tank body.

Optionally, the water storage structure includes a lower cover and an upper cover hermetically connected to the lower cover, and the discharge electrode and the return electrode are both fixedly disposed on the upper cover.

Optionally, the air inlet channel includes a first insulating tube disposed around the outer side of the discharge electrode, and the first insulating tube is fixed to the upper cover.

Optionally, the sterile water generating device includes an electrode fixing frame fixed on the upper cover, the discharge electrode is fixed on the electrode fixing frame, the upper end of the first insulating tube is hermetically connected to the electrode fixing frame, an air guide channel communicated with the inside of the first insulating tube is arranged on the electrode fixing frame, and the air guide channel and the first insulating tube jointly form the air inlet channel.

Optionally, the electrode fixing frame is provided with a fixing hole for fixing the discharge electrode, and the air guide channel comprises an air guide cavity surrounding the fixing hole and an air inlet arranged on the electrode fixing frame and communicated with the air guide cavity.

Optionally, a first sealing element is disposed between the upper surface of the upper cover and the electrode holder, the first sealing element includes an annular body portion, the inner side of the body portion has a first groove, the first insulating tube includes a vertical cylindrical portion and a first bending edge disposed at a top end of the vertical cylindrical portion and extending radially outward, the first bending edge is embedded in the first groove, and the sealing element is located between the upper surface of the upper cover and the electrode holder;

and/or a second groove is arranged in the fixing hole, and the discharge electrode is provided with a second bent edge suitable for being embedded into the second groove;

and/or a third bent edge is arranged outside the loop electrode and fixedly connected with the upper cover.

Optionally, the first seal further comprises a plurality of annular sealing ribs provided at the upper and/or lower end of the body portion.

Optionally, the switching element is a suction pump.

Optionally, the power supply device is disposed in the base recess.

Optionally, an air pump is further arranged on the base, and the air pump is connected with the air inlet channel.

Optionally, the base is further provided with: the water inlet end of the respirator is suitable for being communicated with a water source, and a water inlet control element is arranged between the respirator and the water source; the water softener, the end of intaking of water softener with the play water end of respirator links to each other, the play water end of water softener simultaneously with the water inlet of water storage structure reaches the washing subassembly links to each other.

Optionally, a flow meter is arranged between the water softener and the water storage structure.

The technical scheme of the utility model has the following advantages:

when the dish washing machine provided by the utility model needs to perform disinfection work, the disinfection water generated in the water storage structure flows into the washing assembly, is mixed and diluted with the water in the washing assembly, the disinfection liquid is sprayed on the tableware through the washing assembly for disinfection, the disinfection water flows through the washing assembly, the washing assembly and the pipeline of the washing assembly can be disinfected, the all-round disinfection is realized, and the disinfection effect is good. And the sterilized water discharged by the dish washer does not pollute the environment, and also has a purification effect on sewage.

Meanwhile, in the dish washing machine provided by the utility model, the disinfection water generating device is arranged in the base groove, and can play a role of a counterweight, so that the space in the base groove of the base can be fully utilized, the additional space in the dish washing machine is not required to be occupied, meanwhile, the arrangement of the counterweight is also reduced, and the structure is simple and compact.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a waterway of a dishwasher provided in an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a dishwasher provided in an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2;

fig. 4 is a schematic structural view illustrating a connection between the sterilized water generating apparatus of fig. 1 and a power supply apparatus;

fig. 5 is a sectional view of the sterilizing water generating apparatus;

FIG. 6 is a schematic structural view of a sterilized water generating apparatus;

FIG. 7 is a schematic structural view of a discharge electrode fixed on an electrode holder;

FIG. 8 is an angular schematic view of an electrode holder;

FIG. 9 is a schematic view of another angle of the electrode holder;

FIG. 10 is a cross-sectional view of an electrode mount;

FIG. 11 is a schematic view of a discharge electrode structure;

FIG. 12 is a cross-sectional view of a discharge electrode;

FIG. 13 is a schematic view of the first seal;

FIG. 14 is a cross-sectional view of the first seal member;

FIG. 15 is a schematic structural view of a first insulating tube;

fig. 16 is a sectional view of a first insulating tube;

FIG. 17 is a schematic structural diagram of a return electrode;

FIG. 18 is a schematic view of the second seal;

fig. 19 is a sectional view of a sterilized water generating apparatus provided in an alternative embodiment of the present invention;

fig. 20 is a schematic structural view of a sterilized water generating apparatus provided in an alternative embodiment of the present invention;

FIG. 21 is a schematic structural view of a base;

FIG. 22 is a partial structural view of the base;

FIG. 23 is a schematic view of the bottom cover;

FIG. 24 is a cross-sectional view of FIG. 21;

FIG. 25 is a schematic view of the float-operated microswitch and bracket;

FIG. 26 is a schematic view of the microswitch at one angle;

FIG. 27 is a schematic view of the microswitch at another angle;

FIG. 28 is a schematic view of the structure of the foam.

Description of reference numerals:

a. a sterilized water generating device; a1, a water storage structure; a11 and a water inlet; a12, a water outlet; a13, a lower cover; a14, an upper cover; a141, an upper cover groove; a2, discharge electrode; a21, a second bent edge; a22, discharge electrode body; a23, an insulating sleeve; a3, return electrode; a31, third bend edge; a5, fluid discharge;

a6, a first insulating tube; a61, a vertical cylindrical portion; a62, a first bent edge; a7, electrode fixing frame; a71, fixing holes; a711 and a second groove; a72, an air guide cavity; a73, air inlet; a8, a first seal; a81, body portion; a82, a first groove; a83, sealing ribs; a109, a second sealing element;

b. a power supply device; b1, fire line; b2, zero line;

1. an inner container; 2. a base; 201. a base groove; 2011. a base overflow port; 2012. a diversion trench; 2013. a first flow guide port; 202. a bottom cover; 2021. a flow guide surface; 2022. a second buckle; 203. a water collection tank; 2031. a second flow guide port; 204. foaming; 205. closing a floater; 2051. a support; 20511. a first buckle; 2052. a microswitch; 20521. a contact; 3. a water cup; 4. a water pump; 5. an air pump; 6. a water softener; 7. a flow meter; 8. a respirator; 9. a water inlet control element; 10. draining pump; 13. a three-way valve; 14. a washing pump; 15. a spray arm; 16. a faucet; 17. a sewer;

g1, a first pipeline; g2, a second pipeline; g3, third pipeline; g4, fourth pipeline; g5, fifth pipeline; g6, sixth pipeline; g7, seventh pipeline; g8, eighth pipeline; g9, a first drain pipe; g10, second drain pipe.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

As shown in fig. 1 to 28, the present embodiment provides a dishwasher.

In one embodiment, the dishwasher includes a tub 2, a washing assembly, a power supply device b, and a sterilizing water generating device a, as shown in fig. 21 and 22, the tub 2 is provided with a tub recess 201 at a position near a rear side thereof, and the sterilizing water generating device a is provided in the tub recess 201.

When the disinfection work is needed, the disinfection water generated in the water storage structure a1 flows into the washing assembly, is mixed and diluted with the water in the washing assembly, is sprayed with the disinfection liquid onto the tableware through the washing assembly for disinfection, flows through the washing assembly, can disinfect the washing assembly and the pipeline of the washing assembly, realizes all-dimensional disinfection, and has a good disinfection effect. And the sterilized water discharged by the dish washer does not pollute the environment, and also has a purification effect on sewage.

Simultaneously, be used for placing the counter weight in the base recess 201 of the position department of being close to its rear side on base 2 among the prior art usually, trim dish washer, this embodiment sets up disinfectant water generating device an in base recess 201, disinfectant water generating device a can play the effect of counter weight, can make full use of the space in the base recess 201, need not to occupy extra space in the dish washer, has also reduced the setting of counter weight simultaneously, simple structure is compact.

In addition to the above embodiments, in a preferred embodiment, the sterilizing water generating apparatus a includes a water storage structure a1, a discharge electrode a2, a circuit electrode a3, a barrier medium, and an intake passage. As shown in fig. 5, the water storage structure a1 has a water inlet a11 and a water outlet a12, the water inlet a11 is suitable for communicating with a water source, and the water outlet a12 is connected with the washing assembly; the discharge electrode a2 is arranged in the water storage structure a1, and the discharge electrode a2 is connected with the live wire b1 of the power supply device b; the return electrode a3 is connected to a neutral line b2 of the power supply device b; the air inlet channel is arranged on the water storage structure a1 and is suitable for introducing air, and the air inlet channel surrounds the outer side of the discharge electrode a 2.

In the embodiment, when disinfectant water needs to be prepared, tap water enters the water storage structure a1 through the tap 16, the power supply device b provides high-frequency alternating voltage of 6 KV-15 KV to the discharge electrode a2, air enters the water storage structure a1 through the air inlet channel, the discharge electrode a2 of the disinfectant water generating device a generates glow discharge phenomenon, plasma is generated in a liquid phase environment by utilizing high-voltage discharge, high-energy electrons around an air/liquid interface react with air and water molecules violently during discharge to generate singlet oxygen atoms with strong oxidizability, ozonide ion groups, hydrogen peroxide ion groups and hydroxyl groups, plasma such as nitroso has strong killing capacity to bacteria and viruses, and plasma disinfectant fluid with bacteria and virus killing capacity is generated, and the disinfection effect of the disinfectant fluid is superior to that of the traditional disinfection modes such as high-temperature disinfection, steam disinfection, ultraviolet disinfection, silver ion disinfection and the like.

The power supply device b may be a high-frequency high-voltage device, or may be another device capable of providing high-voltage power, for example, the power supply device b includes a 220V power supply and a transformer connected to the power supply, the discharge electrode a2 is connected to a live wire of the transformer, and the return electrode a3 is connected to a neutral wire of the transformer. The loop electrode a3 may be disposed outside or inside the tank of the water storage structure, when the loop electrode a3 is disposed outside the tank, the tank itself is made of an insulating material to form a blocking medium, when the loop electrode a3 is disposed inside the tank, the blocking medium made of an insulating material is disposed between the loop electrode a3 and the discharge electrode a2, and the blocking medium may be an insulating sleeve covering the loop electrode a3 or the discharge electrode a 2.

In addition to the above embodiments, in a preferred embodiment, a switching element is provided between the sterilizing water generating device a and the washing module, and the switching element can control the sterilizing water generated in the water storage structure a1 to flow into the washing module.

In one embodiment, the washing assembly comprises a water cup 3, a washing pump 14, a spraying arm 15 and a liner 1, water enters the water cup 3 during washing, the washing pump 14 pumps the water in the water cup 3 into the spraying arm 15, the spraying arm 15 sprays the water into the liner 1 to spray and clean tableware in the liner 1, the water in the liner 1 flows into the water cup 3 to be circularly washed, and after the washing is finished, the water in the liner 1 is discharged into a sewer 17. In an alternative embodiment, the washing assembly comprises an inner container 1 and an ultrasonic generator arranged in the inner container 1, when washing, water enters the inner container 1, and the ultrasonic generator cleans tableware in the inner container 1. Therefore, the water outlet a12 of the sterilized water generating device a can be connected with the water cup 3 and also can be connected with the inner container 1, and the sterilized water can flow to the water cup 3 or the inner container 1. In a preferred embodiment, the water outlet a12 of the sterilizing water generating device a is connected to the cup 3.

On the basis of the above embodiments, in a preferred embodiment, the base 2 is provided with the drain pump 10, and the dishwasher further includes an overflow protection device capable of controlling the operation of the drain pump 10 when the base 2 is filled with water. The arrangement of the overflow protection device can avoid water accumulation in the base 2, and the service life and the running stability of the dish washing machine are ensured.

As shown in fig. 21, the base 2 includes a base body and a bottom cover 202 disposed on the base body, the bottom cover 202 has a guiding surface 2021, the base body is provided with a water collecting tank 203, the guiding surface 2021 can guide water to flow into the water collecting tank 203, and the water collecting tank 203 is provided with a foam 204 therein. The overflow protection device comprises a foam 204 in the sump 203 and a float 205 located above the foam 204. The float assembly 205 includes a support 2051 connected to the bottom cover 202, the support 2051 is disposed above the foam 204 with a gap therebetween, a microswitch 2052 is disposed on the support 2051, and the contact 20521 of the microswitch 2052 faces the foam 204 on the lower side thereof. When the base 2 intakes water, the water gathers and flows into the water collecting tank 203, the foam 204 floats in the water and props against the contact 20521 of the microswitch 2052, the microswitch 2052 is switched on to send out an overflow alarm to remind a user of timely treating, so that the damage of the dish washing machine is avoided, meanwhile, the drainage pump 10 is started to work, and the water is drained ceaselessly until the alarm is relieved by manual recovery.

As shown in fig. 24 and 25, a first buckle 20511 is arranged on the support 2051, a first clamping groove is arranged on the bottom cover 202, and the support 2051 is connected with the bottom cover 202 through a buckle.

As shown in fig. 23, a plurality of second guiding ports 2031 are provided at an edge of the water collecting tank 203, and the second guiding ports 2031 can guide the water on the bottom cover 202 to flow into the water collecting tank 203.

Referring further to fig. 23, a second buckle 2022 is disposed at an edge of the bottom cover 202, and the bottom cover 202 is connected to the base body by the buckle.

In addition to the above-described embodiments, in a preferred embodiment, the fluid discharge portion a5 is provided on the disinfectant fluid generator a, the base overflow port 2011 is provided on the side wall of the base recess 201, and when the disinfectant fluid generator a overflows, water can flow into the base 2 through the fluid discharge portion a5 and the base overflow port 2011 in this order. In this embodiment, when the water storage structure a1 overflows, water can flow into the base 2 through the fluid discharge part a5 and the base overflow port 2011 in sequence, the water guide surface 2021 on the bottom cover 202 guides the water to flow into the water collection tank 203, the foam 204 floats in the water and props against the contact 20521 of the microswitch 2052, the microswitch 2052 is switched on to send out an overflow alarm to remind a user of timely handling, so that damage to the dishwasher is avoided, and meanwhile, the drainage pump 10 is started to continuously drain water until the alarm is released after manual recovery.

In one embodiment, as shown in fig. 22, a diversion trench 2012 is disposed in the base groove 201, and a base overflow outlet 2011 is disposed at the bottom of the diversion trench 2012. In this embodiment, when the water storage structure a1 overflows, water can flow into the base groove 201 through the fluid discharge part a5, flow into the diversion trench 2012, and flow into the bottom cover 202 through the base overflow outlet 2011.

In one embodiment, referring further to fig. 21, the base body is provided with a first diversion opening 2013, and the first diversion opening 2013 is located at the edge of the bottom cover 202 and can guide the water flowing out of the base overflow opening 2011 to flow onto the bottom cover 202.

In addition to the above embodiments, in a preferred embodiment, the overflow protection device can also control the operation of the switch element when the base 2 is filled with water. In this embodiment, when the water storage structure a1 overflows, water can flow into the base 2 through the fluid discharge portion a5 and the base overflow opening 2011 in sequence, the water guide surface 2021 on the bottom cover 202 guides the water to flow into the water collection tank 203, the foam 204 floats in the water and abuts against the contact 20521 of the microswitch 2052, the microswitch 2052 is switched on, the drain pump 10 and the switch element operate simultaneously, so that the water in the water storage structure a1 flows into the water cup 3, and the drain pump 10 operates to discharge the water without stopping.

On the basis of the above embodiments, in a preferred embodiment, the distance between the end of the air intake passage and the tank of the water storage structure a1 is smaller than the distance between the end of the discharge electrode a2 and the tank. It should be noted that the end of the air intake passage is the end of the air intake passage located in the box body, and referring to fig. 2, the end of the air intake passage is the lower end thereof, and the end of the discharge electrode a2 is also referred to as the lower end thereof. In this embodiment, a gas-liquid interface is formed at the lower side of the end of the discharge electrode a2, so that high-energy electrons around the gas-liquid interface react with air and water molecules vigorously to generate plasma when the discharge electrode a2 discharges.

In addition to the above embodiments, in a preferred embodiment, as shown in fig. 5, the water storage structure a1 includes a lower cover a13 and an upper cover a14 hermetically connected to the lower cover a13, and the discharge electrode a2 and the circuit electrode a3 are both fixedly disposed on the upper cover a 14. In this embodiment, since the discharge electrode a2 and the return electrode a3 are integrally mounted on the upper cover a14, the structure is simple and compact, and when the assembly is performed, after the discharge electrode a2 and the return electrode a3 are mounted on the upper cover a14, the upper cover a14 and the lower cover a13 are assembled together by sol welding, so that the assembly efficiency is improved. In an alternative embodiment, the discharge electrode a2 is disposed on the upper cover a14, and the loop electrode a3 is disposed on the bottom wall or the side wall of the water storage structure a1 in a sheet shape, as shown in fig. 19 and 20, and the connection end of the loop electrode a3 connected to the neutral line b2 of the power supply device b is exposed outside the water storage structure a 1.

On the basis of the above embodiment, in a preferred embodiment, the intake passage includes the first insulating tube a6 disposed around the outside of the discharge electrode a2, and the first insulating tube a6 is fixed to the upper cover a 14. In this embodiment, the first insulating tube a6, the discharge electrode a2, and the return electrode a3 are integrally mounted on the upper cover a14, and the assembly efficiency can be further improved.

The first insulating tube a6 may be a glass tube or a ceramic tube.

In addition to the above embodiments, in a preferred embodiment, the disinfectant fluid generator a includes an electrode holder a7 fixed to the upper cover a14, the discharge electrode a2 is fixed to the electrode holder a7, the upper end of the first insulating tube a6 is hermetically connected to the electrode holder a7, an air guide channel communicated with the inside of the first insulating tube a6 is provided on the electrode holder a7, and the air guide channel and the first insulating tube a6 together form an air inlet channel. In this embodiment, the electrode holder a7 is used to fix both the discharge electrode a2 and the first insulating tube a6, so that the assembly efficiency can be further improved, and the structure of the intake passage is simple without occupying additional space. In other alternative embodiments, the electrode holder a7 is used only to hold the discharge electrode a2, and the air inlet passage includes a first air inlet section surrounding the outside of the lower half of the discharge electrode a2 and a second air inlet section connected to the upper end of the first air inlet section, the second air inlet section being fixedly provided on the upper cover a14 or on the sidewall of the water tank a1, and the second air inlet section being obliquely provided.

On the basis of the above-described embodiments, in a preferred embodiment, as shown in fig. 7 to 10, the electrode fixing frame a7 is provided with a fixing hole a71 for fixing the discharge electrode a2, and the air guide passage includes an air guide chamber a72 surrounding the outside of the fixing hole a71 and an air inlet a73 provided on the electrode fixing frame a7 and communicating with the air guide chamber. In this embodiment, air can enter the first insulating tube a6 through the air guide chamber a72, the electrode fixing bracket a7 is used for fixing the discharge electrode a2 and fixing the first insulating tube a6, the structure is simple and compact, and the air guide chamber a72 surrounds the fixing hole a71, so that the air can be uniformly positioned outside the discharge electrode a 2.

Specifically, referring to fig. 5 and 7, a screw hole is provided in the electrode holder a7, and the electrode holder a7 is connected to the upper cover a14 by a screw.

On the basis of the above embodiments, in a preferred embodiment, with reference to fig. 5, 13, 14, 15 and 16, a first sealing member a8 is provided between the upper surface of the upper cover a14 and the electrode holder a7, the first sealing member a8 includes an annular body portion a81, the inside of the body portion a81 has a first groove a82, the first insulating tube a6 includes a vertical cylindrical portion a61 and a first bent edge a62 provided at the top end of the vertical cylindrical portion a61 and extending radially outward, and the first bent edge a62 is embedded in the first groove a 82. In this embodiment, the first bending edge a62 at the upper end of the first insulating tube a6 is embedded in the first groove a82 of the first sealing member a8, after the installation is completed, the electrode fixing frame a7 presses on the upper end of the first sealing member a8, so that the first insulating tube a6 is connected with the electrode fixing frame in a sealing manner, the sealing performance is good, and the first sealing member a8 can play a role in buffering and protecting the first insulating tube a6 and prevent the first insulating tube a6 from being damaged due to collision. The shape of the first groove a82 is preferably circular, and correspondingly, the first bending edge a62 is also circular.

In one embodiment, as shown in fig. 5 and 18, the circuit electrode a3 and the upper cover a14 are hermetically connected through a second sealing member a109, and the second sealing member a109 is a sealing ring.

In addition to the above embodiments, in a preferred embodiment, as shown in fig. 11 and 12, a second groove a711 is provided in the fixing hole a71, and the discharge electrode a2 has a second bent side a21 adapted to be fitted into the second groove a 711. In this embodiment, the discharge electrode a2 can be prevented from coming off the electrode holder a7 by fitting the second bent side a21 of the discharge electrode a2 into the second groove a711 in the fixing hole a 71. The shape of the second groove a711 is preferably circular, and correspondingly, the second bending edge a21 is also circular. The shape of the third bending edge a31 is preferably circular.

In one embodiment, as shown in fig. 17, the upper end of the loop electrode a3 is provided with a third bent side a31, and the third bent side a31 is fixedly connected to the upper cover a 14. In this embodiment, third bent edge a31 is provided to facilitate securing return electrode a3 to upper cap a 14. The third bent side a31 is screwed or welded to the upper cover a 14.

In addition to the above embodiments, in a preferred embodiment, the first sealing member a8 further includes a plurality of annular sealing ribs a83 provided at the upper and/or lower end of the body portion a 81. In this embodiment, the sealing rib a83 further acts as a seal. Specifically, the sealing ribs a83 may be provided only at the upper end of the body portion a81, the sealing ribs a83 may be provided only at the lower end of the body portion a81, or the sealing ribs a83 may be provided at both the upper and lower ends of the body portion a 81.

On the basis of the above embodiment, in a preferred embodiment, the upper cover a14 has an upper cover groove a141 recessed toward the lower cover a13, and the electrode holder a7 is disposed in the upper cover groove a 141. In this embodiment, by disposing the electrode holder a7 in the mounting groove, collision interference between the electrode holder a7 and other structures can be avoided, and the overall height of the sterilized water generating apparatus a can be reduced, thereby reducing the mounting space occupied by the sterilized water generating apparatus a.

As shown in fig. 12, the discharge electrode a2 in the above embodiments includes a discharge electrode body a22 and an insulating sleeve a23 disposed outside the discharge electrode body a22, the second bending edge a21 is disposed on the second insulating tube, and the lower end of the discharge electrode body a22 is pointed, so as to facilitate generation of an arc.

In addition to the above embodiments, in a preferred embodiment, the switching element is a water pump 4. Specifically, the water outlet a12 of the water storage structure a1 is connected with the first end of the water pump 4 through a fourth pipeline g4, and the second end of the water pump 4 is connected with the water cup 3 through a fifth pipeline g 5. In this embodiment, the sterilized water generated by the sterilized water generating apparatus a can be pumped into the cup 3 regardless of the height of the mounting position of the sterilized water generating apparatus a. In an alternative embodiment, the switch element is a solenoid valve, in this embodiment, the height of the water outlet a12 of the sterilized water generating device a is required to be higher than the water cup 3, and the water flows into the water cup 3 by using the gravity of the water, in this embodiment, a pad can be arranged in the base groove 201 to increase the installation height of the sterilized water generating device a.

On the basis of the above embodiments, in a preferred embodiment, the power supply means b is arranged in the base recess 201. In this embodiment, also set up power supply unit b in base 2's base recess 201, power supply unit b closes on disinfectant water generating device an, is convenient for provide the power for disinfectant water generating device a, and power supply unit b can play the effect of counter weight simultaneously, can make full use of the space in base 2 base recess 201, need not to occupy extra space in the dish washer, has also reduced the setting of counter weight simultaneously, simple structure is compact. In other alternative embodiments, the power supply means b may be mounted elsewhere, for example outside the housing of the dishwasher, or on the inner side wall of the dishwasher.

On the basis of the above embodiments, in a preferred embodiment, the base 2 is further provided with an air pump 5, and the air pump 5 is connected with the air inlet channel. In this embodiment, the air pump 5 provides an air source for the sterilized water generating device a, so that glow discharge can occur in the water storage structure a1, and meanwhile, the air pump 5 is integrated on the base 2, so that the structure is compact, no redundant parts are arranged outside the dishwasher, and the appearance is neat and beautiful. In other alternative embodiments, the air pump 5 may be provided outside the dishwasher housing.

On the basis of the above embodiment, in a preferred embodiment, the base 2 is further provided with a water softener 6 and a breather 8, a water inlet end of the water softener 6 is suitable for being communicated with a water source, a water inlet control element 9 is arranged between the breather 8 and the water source, the water inlet end of the water softener 6 is connected with a water outlet end of the breather 8, and the water outlet end of the water softener 6 is simultaneously connected with the water inlet a11 of the water storage structure a1 and the washing assembly. Specifically, water from the water source enters the breather 8 through the sixth pipe g6, and then enters the water softener 6 through the seventh pipe g 7. In this embodiment, the water softener 6 is provided to soften water before the water enters the sterilizing water generator a and the cup 3, and soft water is used for glow discharge to prevent the discharge electrode a2 and the circuit electrode a3 in the sterilizing water generator a from scaling. This embodiment can discharge the moisture in the inner bag 1 by providing the breather 8, and can store water slowly when water is supplied.

Specifically, in one embodiment, the water outlet end of the water softener 6 is connected to the water inlet end of the three-way valve 13 through an eighth pipe g8, the first water outlet end of the three-way valve 13 is connected to the water inlet a11 of the water storage structure a1, the second water outlet end of the three-way valve 13 is connected to the water cup 3, when the water inlet end of the three-way valve 13 is connected to the first water outlet end, water can enter the water storage structure a1, when the water inlet end of the three-way valve 13 is connected to the second water outlet end, water can enter the water cup 3, and the dishwasher can have a washing function and a disinfectant water preparation function by controlling the state of the three-way valve 13.

In addition to the above embodiments, in a preferred embodiment, a flow meter 7 is provided between the water softener 6 and the water storage structure a 1. Specifically, a first water outlet end of the three-way valve 13 is connected with a first end of the flow meter 7 through a first pipeline g1, a water inlet a11 of the sterilizing water generating device a is connected with a second end of the flow meter 7 through a second pipeline g2, and a second water outlet end of the three-way valve 13 is connected with the washing component through a third pipeline g 3. In this embodiment, the flow meter 7 is arranged to control the amount of water entering the water storage structure a1, so that the amount of generated sterilized water can be controlled, and further, the sterilized water can be controlled to be diluted in proportion to the water in the water cup 3, and meanwhile, the flow meter 7 is arranged to prevent the amount of water entering the water storage structure a1 from being too small or too large, thereby ensuring the preparation efficiency of the sterilized water.

In the dishwasher provided by the embodiment, as shown in fig. 1 to 3, when the dishwasher does not need to prepare sterilized water, but only a washing cavity is filled with water for washing, at this time, the three-way valve 13 is switched to the first state, tap water sequentially flows through the water tap 16, the sixth pipeline g6, the water inlet control element 9, the seventh pipeline g7, the breather 8, the water softener 6, the eighth pipeline g8, the three-way valve 13 and the third pipeline g3 to enter the water cup 3, the washing pump 14 pumps the water in the water cup 3 to the spray arm 15, the spray arm 15 sprays the water into the inner container 1 to spray and wash dishes in the inner container 1, the water in the inner container 1 flows into the water cup 3 to be circularly washed, and after the washing is completed, the water is discharged to the sewer 17 through the drain pump 10, the first drain pipe g9, the breather U-shaped structure and the second drain pipe g 10. When the dishwasher needs to prepare the sterilized water, the water path switching structure is switched to the second state, the tap water sequentially flows through the water faucet 16, the sixth pipeline g6, the water inlet control element 9, the seventh pipeline g7, the respirator 8, the water softener 6, the eighth pipeline g8, the three-way valve 13, the first pipeline g1, the flowmeter 7 and the second pipeline g2 to enter the water storage structure a1 of the sterilized water generating device a, and the sterilized water is generated by electrolysis in the water storage structure a 1. When disinfection work is required, the water suction pump 4 is opened, disinfectant water generated in the water storage structure a1 flows through the fourth pipeline g4, the water suction pump 4 and the fifth pipeline g5 in sequence to enter the water cup 3 and is mixed and diluted with water in the water cup 3, the washing pump 14 pumps the disinfectant water in the water cup 3 into the spray arm 15, the spray arm 15 sprays the disinfectant water to the inner container 1 and tableware in the inner container 1 to disinfect the tableware, and the disinfectant water flows through the water cup 3, the washing pump 14, the spray arm 15 and the inner container 1 and can be disinfected in all directions, so that the disinfectant effect is good. After the disinfection is finished, the washing pump 14 is started to discharge the disinfection water and the washing water, then the hot air drying device is started to dry the tableware and the washing cavity, and finally the dish washing machine achieves the effect of integrating washing, disinfection and storage.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (17)

1. The dishwasher comprises a base (2) and a washing assembly, wherein a base groove (201) is formed in the position, close to the rear side of the base (2), of the base, and the dishwasher is characterized by further comprising a power supply device (b) and a disinfectant generating device (a), and the disinfectant generating device (a) is arranged in the base groove (201).

2. The dishwasher of claim 1, characterized in that the base (2) is provided with a drain pump (10), the dishwasher further comprising an overflow protection device capable of controlling the operation of the drain pump (10) when the base (2) is filled with water.

3. The dishwasher of claim 2, wherein the sterilizing water generating device (a) is provided with a fluid discharge portion (a5), and a base overflow port (2011) is provided on a sidewall of the base groove (201), so that when the sterilizing water generating device (a) overflows, water can flow into the base (2) through the fluid discharge portion (a5) and the base overflow port (2011) in sequence.

4. The dishwasher of claim 3, characterized in that a diversion trench (2012) is provided in the base groove (201), and the base overflow port (2011) is provided at the bottom of the diversion trench (2012).

5. A dishwasher according to claim 4, characterized in that a switching element is provided between the sanitizing water generating means (a) and the washing assembly, said overflow protection means being further able to control the operation of said switching element when the base (2) is flooded.

6. The dishwasher according to any one of claims 1 to 5, wherein the sterilizing water generating device (a) comprises:

a water storage structure (a1) having a water inlet (a11) and a water outlet (a12), the water inlet (a11) adapted to communicate with a water source, the water outlet (a12) connected to the washing assembly;

a discharge electrode (a2) arranged in the water storage structure (a1), wherein the discharge electrode (a2) is connected with a live wire (b1) of the power supply device (b);

a return electrode (a3), the return electrode (a3) being connected to a neutral line (b2) of the power supply device (b);

a barrier medium disposed between the return electrode (a3) and the discharge electrode (a 2);

and the air inlet channel is arranged on the water storage structure (a1), is suitable for introducing air and surrounds the outer side of the discharge electrode (a 2).

7. The dishwasher of claim 6, wherein a distance between the distal end of the air intake passage and the tank of the water storage structure (a1) is smaller than a distance between the distal end of the discharge electrode (a2) and the tank.

8. The dishwasher of claim 6, wherein the water storage structure (a1) comprises a lower cover (a13) and an upper cover (a14) hermetically connected with the lower cover (a13), and the discharge electrode (a2) and the return electrode (a3) are fixedly disposed on the upper cover (a 14).

9. The dishwasher of claim 8, wherein the air inlet passage comprises a first insulating tube (a6) disposed around the outside of the discharge electrode (a2), the first insulating tube (a6) being fixed to the upper cover (a 14).

10. The dishwasher of claim 9, wherein the sterilizing water generating device (a) comprises an electrode holder (a7) fixed to the upper cover (a14), the discharge electrode (a2) is fixed to the electrode holder (a7), the upper end of the first insulating tube (a6) is hermetically connected to the electrode holder (a7), and an air guide channel communicated with the inside of the first insulating tube (a6) is formed in the electrode holder (a7), and the air guide channel and the first insulating tube (a6) form the air guide channel.

11. The dishwasher of claim 10, wherein the electrode holder (a7) is provided with a fixing hole (a71) for fixing the discharge electrode (a2), and the air guide passage includes an air guide chamber (a72) surrounding the outside of the fixing hole (a71) and an air guide chamber (a72) provided on the electrode holder (a7) and communicating with the air guide chamber (a 72).

12. The dishwasher of claim 11, wherein a first sealing member (a8) is provided between the upper surface of the upper cover (a14) and the electrode holder (a7), the first sealing member (a8) comprises a ring-shaped body portion (a81), the inner side of the body portion (a81) has a first groove (a82), the first insulating tube (a6) comprises a vertical cylindrical portion (a61) and a first bent edge (a62) provided at the top end of the vertical cylindrical portion (a61) and extending radially outward, the first bent edge (a62) is embedded in the first groove (a82), and the sealing member is located between the upper surface of the upper cover (a14) and the electrode holder (a 7);

and/or, a second groove (a711) is arranged in the fixing hole (a71), and the discharge electrode (a2) is provided with a second bent edge (a21) suitable for being embedded into the second groove (a 711);

and/or a third bent edge (a31) is arranged outside the loop electrode (a3), and the third bent edge (a31) is fixedly connected with the upper cover (a 14).

13. The dishwasher of claim 12, characterized in that the first seal (a8) further comprises a number of annular sealing ribs (a83) provided at the upper and/or lower end of the body portion (a 81).

14. The dishwasher of any one of claims 1 to 5, characterized in that the power supply means (b) is arranged within the seat recess (201).

15. The dishwasher of claim 6, characterized in that the base (2) is further provided with an air pump (5), the air pump (5) being connected to the air inlet channel.

16. The dishwasher of claim 6, characterized in that the base (2) is further provided with:

a breather (8), wherein the water inlet end of the breather (8) is suitable for being communicated with a water source, and a water inlet control element (9) is arranged between the breather (8) and the water source;

the water softener (6), the end of intaking of water softener (6) with the play water end of respirator (8) links to each other, the play water end of water softener (6) simultaneously with the water inlet (a11) of water storage structure (a1) and the washing subassembly links to each other.

17. The dishwasher of claim 16, characterized in that a flow meter (7) is provided between the water softener (6) and the water storage structure (a 1).

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