CN211270554U - Water tank type dish washing machine - Google Patents

Abstract

The utility model discloses a basin formula dish washer. This basin formula dish washer, including set up the spray arm subassembly in the basin and be used for to spray the circulating water pipeline that the arm subassembly supplied water, spray the arm subassembly including spray the arm and with the first connector that the spray arm is connected, first connector with circulating water pipeline can dismantle the connection, the last non return structure that is provided with of circulating water pipeline, works as circulating water pipeline to when spraying the arm and supplying water, non return structure opens, works as circulating water pipeline stop to when spraying the arm and supplying water, non return structure closes. Therefore, the user can select the trough of the water trough type dish washing machine to be used as a bowl washing trough or a common water trough according to the requirement, and the bowl washing trough and the common water trough cannot influence each other, so that the selection of the user is facilitated, the requirement of the user on the double water troughs is met, and the life of the user is greatly facilitated.

Description

Water tank type dish washing machine

Technical Field

The utility model relates to a kitchen appliance technical field, concretely relates to basin formula dish washer.

Background

In the prior art, a water tank type dish washing machine is generally in a double-tank structure, one tank is used as a normal water tank, the other tank is used as a dish washing tank, a washing module and a filtering structure are fixedly arranged in the dish washing tank, and the dish washing machine cannot be switched to be used as the normal water tank. When a user needs to use the double water tanks at the same time, the water tank type dish washing machine is difficult to meet the requirements of the customer, and brings great inconvenience to the life of the customer.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a, provide a basin formula dish washer, the dish washer groove can be switched into the use of general water trough to satisfy the demand of user to two basins.

In order to solve the technical problem, the utility model provides a basin formula dish washer, including set up the spray arm subassembly in the basin and be used for to the circulating water pipeline that the spray arm subassembly supplied water, the spray arm subassembly include the spray arm and with the first connector that the spray arm is connected, first connector with the connection can be dismantled to the circulating water pipeline, be provided with non return structure on the circulating water pipeline, work as circulating water pipeline to when the spray arm supplied water, non return structure opens, works as circulating water pipeline stop to when the spray arm supplied water, non return structure closes.

The utility model discloses basin formula dish washer, first connector can be dismantled with circulating water pipeline and be connected to can will spray the arm subassembly and follow circulating water pipeline and pull apart through first connector, with the convenience bowl washing groove as ordinary water tank. When the circulating water pipeline supplies water to the spraying arm, the non-return structure is opened, so that the non-return structure does not influence the washing function of the dish washing machine; when the spray arm assembly is detached from the circulating water pipeline so that the bowl washing tank is used as a common water tank, the closed non-return structure can prevent residues in the common water tank from entering the circulating water pipeline, cleanness in the circulating water pipeline is kept, influence of the residues in the common water tank on a subsequent washing process is avoided, and mutual conversion of the bowl washing tank and the common water tank is realized. Therefore, the user can select the trough of the water trough type dish washing machine to be used as a bowl washing trough or a common water trough according to the requirement, and the bowl washing trough and the common water trough cannot influence each other, so that the selection of the user is facilitated, the requirement of the user on the double water troughs is met, and the life of the user is greatly facilitated.

Optionally, the check structure comprises an elastic check piece provided on an end wall of the circulating water pipe.

The check structure is arranged to be the elastic check piece, the opening and the closing of the check structure can be realized by fully utilizing the elastic action of the check piece, and the check structure is simple in structure and easy to realize. The check piece is arranged on the end wall of the circulating water pipeline, so that the check structure can close the circulating water pipeline from the end part of the circulating water pipeline, and residues are thoroughly prevented from entering the circulating water pipeline.

Optionally, the check sheet comprises a fixed part and a movable part, the fixed part is fixedly connected with the end wall of the circulating water pipeline, and the movable part covers the water passing opening of the circulating water pipeline in a manner of being capable of turning relative to the fixed part.

The non-return sheet with the structure can realize opening and closing functions, and the fixing part can also enhance the elasticity of the non-return sheet, so that the non-return sheet can recover to a natural state without external force, and the non-return sheet can be closed. The movable part is arranged to be turnable relative to the fixed part, so that the acting force required by opening the check sheet is reduced, and the check sheet is convenient to open.

Optionally, the radial dimension of the movable portion is larger than the radial dimension of the water passing opening and smaller than the water passing path of the first connecting head.

With the structure, when the movable part covers the water passing opening of the circulating water pipeline in a natural state, the movable part can completely seal the water passing opening of the circulating water pipeline, and residues are completely prevented from entering the circulating water pipeline. When circulating water pipeline supplied water to the spray arm, the rivers impact the movable part in the circulating water pipeline, and under the rivers impact, the movable part can be opened towards first connector orientation upset smoothly for the fixed part for the circulating water can get into the spray arm through first connector smoothly, avoids opening smoothly and blocks the rivers.

Optionally, a sunk groove matched with the fixing part is formed in the end wall of the circulating water pipeline, and the fixing part is embedded in the sunk groove, so that the upper surface of the fixing part is flush with the end wall of the circulating water pipeline.

With the structure, the fixing part is embedded in the sinking groove, so that the position of the fixing part can be kept stable, and the stability of the check sheet is further ensured. Set up the upper surface of fixed part for with when circulating water pipe's end wall parallel and level, can avoid the fixed part to influence first connector and circulating water pipe's being connected, guarantee first connector and circulating water pipe's connection reliability.

Optionally, the end wall of the circulating water pipeline is in transitional connection with the water passing opening through a step wall, and the movable part covers the step wall.

Such structure, through the edge thickness of the height of reasonable setting step wall and movable part, can be so that the edge of movable part and circulating water pipeline's end wall parallel and level to, when being connected to circulating water pipeline with first connector on, the movable part can not exert an influence to first connector and circulating water pipeline's connection, has guaranteed first connector and circulating water pipeline's smooth connection. Meanwhile, the movable part covers the step wall instead of directly covering the end wall of the circulating water pipeline, so that the first connecting head is prevented from generating pressing force on the movable part, the movable part is prevented from being subjected to external pressure, and the movable part can be smoothly turned and opened under the action of water flow impact when the movable part is impacted by water flow.

Optionally, a notch is formed in the bottom wall of the sinking groove, and a fixing rib fixedly matched with the notch is arranged on the fixing portion.

By the structure, the contact area of the fixing part and the sinking groove is increased, and the position stability of the check sheet is further enhanced.

Optionally, the inner diameter of the pipeline of the circulating water pipeline close to the water passing port is smaller than the inner diameter of the pipeline far away from the water passing port.

With the structure, when water in the circulating water pipeline flows towards the water passing port from a position far away from the water passing port, the inner diameter of the pipeline of the circulating water pipeline tends to be smaller, so that the flow speed at the water passing port is increased, the impact force of the water flow at the water passing port is increased, and the opening of the movable part is facilitated.

Optionally, the check structure comprises a solenoid valve disposed on the circulating water pipeline.

Optionally, the bottom of the water tank is provided with a water discharge cup, the circulating water pipeline is located in the water discharge cup, the first connector is magnetically attracted with the circulating water pipeline, the circulating water pipeline is provided with a first magnetic attraction connector, the first connector is provided with a second magnetic attraction connector, and the check structure is installed between the first magnetic attraction connector and the second magnetic attraction connector.

With the structure, after the first connecting head is connected with the circulating water pipeline, the non-return structure is clamped between the first connecting head and the circulating water pipeline, so that the position stability of the non-return structure is ensured.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

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

FIG. 1 is a schematic cross-sectional view of a sump type dishwasher according to an embodiment of the present invention;

FIG. 2 is a schematic sectional view of the bowl washing tub of the tub dishwasher of FIG. 1 converted into a normal water tub;

FIG. 3 is a schematic view showing the connection between the circulating water pipe and the first connecting joint in FIG. 1;

FIG. 4 is a schematic structural view of the connection between the circulating water pipeline and the check structure;

FIG. 5 is a schematic structural view of an end portion of a circulating water pipe;

FIG. 6 is a schematic view showing a state where the second filter is connected to the first filter;

fig. 7 is a schematic view showing a state where the second filter is separated from the first filter.

Description of reference numerals:

10 — a first filter;	11-step surface;	12 — a first outer side wall;
			13 — a second exterior sidewall;	14-filter residue hole;	20 — a second filter;
21-curling;	22-a handle;	23-a projection;
			30, discharging a water cup;	31-a water outlet;	32-a filter structure;
33-a flange;	40-a circulating water pipeline;	41-sink tank;
			411-notch;	611, fixing ribs;	1-a water tank;
42-step wall;	43-a water outlet;	50-a spray arm assembly;
			51-spray arm;	52 — a first connector;	60-a non-return structure;
61-a fixed part;	62-a movable part;	621 — upper surface;
			91 — a first magnetically attractive connector;	92-a second magnetically attractive connector;	93-sealing gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

The present invention will be described in detail below with reference to specific embodiments.

Fig. 1 is a schematic cross-sectional structure diagram of a sink type dishwasher according to an embodiment of the present invention. As shown in fig. 1, the sump type dishwasher includes a spray arm assembly 50 disposed within a sump 1 and a circulating water pipe 40 for supplying water to the spray arm assembly 50. The spray arm assembly 50 includes a spray arm 51 and a first connector 52 connected to the spray arm 51, and the first connector 52 is detachably connected to the circulating water pipe 40. The circulating water pipe 40 supplies water to the shower arm 51 through the first connection 52. The circulating water pipe 40 is provided with a check structure 60. The check structure 60 is opened when the circulating water pipe 40 supplies water to the shower arm 51, and the check structure 60 is closed when the circulating water pipe 40 stops supplying water to the shower arm 51.

Existing sink type dishwashers are generally of a double sink structure, one sink serving as a normal water sink and the other sink serving as a dishwashing sink. The spray arm assembly and the circulating water conduit are typically disposed within a bowl wash basin. When a user needs to use the double water tanks simultaneously, namely the bowl washing tank also needs to be used as a common water tank, the user needs to disassemble the spray arm assembly in the bowl washing tank. The basin formula dish washer among the prior art, when demolising the spray arm subassembly from circulating water pipeline in order to be used as ordinary basin, circulating water pipeline exposes, and the residue in the basin can get into in the circulating water pipeline to lead to in the in-process of washing the dishes, the residue in the circulating water pipeline can get into the spray arm, influences the washing of dish washer, blocks up the spray arm even, consequently, the dish washing groove among the prior art is hardly used as ordinary basin.

The utility model discloses basin formula dish washer, first connector 52 can dismantle with circulating water pipe 40 and be connected to can dismantle the spray arm subassembly from circulating water pipe 40 through first connector 52 and separate, in order to make things convenient for the dish washer to be used as the ordinary water groove. The check structure 60 is provided in the circulating water pipe 40, and when the circulating water pipe 40 supplies water to the spray arm 51, the check structure 60 is opened, so that the check structure 60 does not affect the washing function of the dishwasher; when the circulating water pipe 40 stops supplying water to the shower arm 51, the check structure 60 is closed, so that, when the shower arm assembly 50 is detached from the circulating water pipe 40 so that the bowl washing tub is used as a normal water tub, the circulating water pipe 40 cannot supply water to the shower arm 51 any more, and the check structure 60 is closed. The closed non-return structure 60 can prevent the residue in the ordinary water tank from entering the circulating water pipeline 40, so that the cleanness in the circulating water pipeline 40 is kept, the influence of the residue in the ordinary water tank on the subsequent washing process is avoided, and the mutual conversion of the dish washing tank and the ordinary water tank is realized. Therefore, by adopting the water tank type dish washing machine, a user can select the water tank type dish washing machine to be used as a dish washing tank or a common water tank according to needs, and the dish washing tank and the common water tank cannot influence each other, so that the user selection is facilitated, the requirements of the user on the double water tanks are met, and the life of the user is greatly facilitated.

In fig. 1, the dishwasher is in a non-washing state and the check structure 60 is closed, when the dishwasher is in a washing state, the circulating water pipe 40 supplies water to the spray arm 51, and pressure generated during the water supply process may impact the check structure 60, so that the check structure 60 is opened and the water in the circulating water pipe 40 smoothly enters the spray arm 51.

FIG. 2 is a schematic sectional view of the bowl washing tub of the tub dishwasher of FIG. 1 converted into a normal water tub. In fig. 2, the spray arm assembly 50 is disconnected from the circulating water line 40, the check structure 60 is closed, and the bowl wash tank is converted to a normal water tank. The closed non-return structure 60 can prevent the residue in the ordinary water tank from entering the circulating water pipeline 40, so that the cleanness in the circulating water pipeline 40 is kept, and the influence of the residue in the ordinary water tank on the subsequent washing process is avoided.

Fig. 3 is a schematic structural view illustrating the connection between the circulating water pipe and the first connecting joint in fig. 1, and fig. 4 is a schematic structural view illustrating the connection between the circulating water pipe and the check structure. In one embodiment, as shown in fig. 3 and 4, the check structure 60 includes an elastic check piece provided on an end wall of the circulating water pipe 40 toward an end of the first connector 52.

The check structure 60 is set to be an elastic check sheet, the opening and closing of the check structure can be realized by fully utilizing the elastic action of the check sheet, and the check structure is simple in structure and easy to realize. When the check sheet is impacted by water flow, the check sheet is opened under the impact action of the water flow due to the elasticity of the check sheet, so that the normal washing process is ensured; when no water flow impacts the check sheet, the check sheet is restored to a natural state and closed under the elastic action of the check sheet, residues are prevented from entering the circulating water pipeline, and the cleaning of the circulating water pipeline is kept. The check piece is provided on the end wall of the circulating water pipe, so that the check structure 60 can close the circulating water pipe from the end of the circulating water pipe, completely preventing the residue from entering the circulating water pipe.

As shown in fig. 3 and 4, the check sheet includes a fixed portion 61 and a movable portion 62. The fixed part 61 is fixedly connected to an end wall of the circulating water pipe 40, the movable part 62 is connected to the fixed part 61, and the movable part 62 is turnably closed over the water passing port of the circulating water pipe 40 with respect to the fixed part 61.

The non-return sheet with the structure can realize opening and closing functions, and the fixing part 61 can also enhance the elasticity of the non-return sheet, so that the non-return sheet can recover to a natural state without external force to realize closing. The movable part 62 is arranged to be turnable relative to the fixed part 61, reducing the force required to open the check sheet, facilitating the opening of the check sheet.

As shown in fig. 3, the radial dimension of the movable portion 62 is D, the radial dimension of the water passing opening 43 of the circulating water pipe 40 is D1, and the water passing diameter of the first connecting head 52 is D2.

In one embodiment, the radial dimension D of the movable portion 62 is greater than the radial dimension D1 of the water gap 43 of the circulating water conduit 40. Therefore, when the movable part 62 covers the water passing opening of the circulating water pipeline in a natural state, the movable part 62 can completely close the water passing opening of the circulating water pipeline 40, and residue is completely prevented from entering the circulating water pipeline 40. In one embodiment, the radial dimension D of the movable portion 62 is smaller than the water passage diameter D2 of the first connecting head 52, so that when the circulating water pipe supplies water to the spray arm, the water flow in the circulating water pipe 40 impacts the movable portion 62, and under the impact of the water flow, the movable portion 62 can be smoothly turned and opened toward the first connecting head 52 relative to the fixed portion 61, so that the circulating water can smoothly enter the spray arm through the first connecting head 52, and the unsmooth opening is avoided from blocking the water flow. The non-return piece of this kind of structure utilizes water impact to realize opening of non-return piece, has avoided adopting other external forces for non-return structure is simpler, realize easily.

In one embodiment, as shown in fig. 3, the inner diameter of the circulating water pipe 40 near the water passing port 43 is smaller than the inner diameter of the pipe far from the water passing port 43, so that when the water in the circulating water pipe 40 flows from the position far from the water passing port 43 toward the water passing port 43, the inner diameter of the circulating water pipe 40 tends to become smaller, so that the flow velocity at the water passing port 43 is increased, thereby increasing the impact force of the water flow at the water passing port 43 and facilitating the opening of the movable portion 62.

In one embodiment, as shown in fig. 3, the upper surface 621 of the movable portion 62 in the region corresponding to the water outlet of the circulating water pipeline is of an upwardly convex curved structure, so that the movable portion 62 is thick in the middle and thin at the edge, and the thickness of the joint between the movable portion and the fixed portion is small, so that the movable portion 62 is elastically overturned relative to the fixed portion, and water flow, residue and the like are also facilitated to move from the middle to the edge of the movable portion, and when no water flow impacts the movable portion 62, the upper surface 621 of the curved structure can promote the movable portion 62 to restore the shape to close the water outlet of the circulating water pipeline.

In the embodiment, the radial dimension D of the movable part 62 is larger than the radial dimension D1 of the water passing opening of the circulating water pipeline 40, so that when the movable part 62 covers the water passing opening of the circulating water pipeline in a natural state, the movable part 62 can completely close the water passing opening of the circulating water pipeline 40, and residue is completely prevented from entering the circulating water pipeline 40. In one embodiment, the radial dimension D of the movable portion 62 is not limited to the relationship with the water passage D2 of the first connector 52, and the check piece may be manually opened. For example, when it is required to convert a general sink into a bowl sink, the movable part 62 is manually turned so that the movable part 62 is overlapped on the fixed part 61 to open the check piece, and then the shower arm assembly is connected to the circulating water pipe. After the spray arm assembly is connected to the circulating water pipeline, the movable part is positioned outside the joint of the first connecting head 52 and the circulating water pipeline 40, and the overturning state of the movable part 62 can be kept, so that the check sheet is kept in an opening state. When the bowl washing tank is required to be converted into the ordinary water tank, the spraying arm assembly is detached from the circulating water pipeline, the movable part covers the water passing port of the circulating water pipeline under the elastic action or the manual turnover, and the check sheet is closed.

Fig. 5 is a schematic structural view of an end portion of the circulating water pipe. In the present embodiment, as shown in fig. 3 and 5, the first connector 52 is magnetically connected to the circulating water pipe 40. The first magnetic suction connector 91 is arranged on the circulating water pipeline 40, the second magnetic suction connector 92 is arranged on the first connector 52, and the first magnetic suction connector 91 and the second magnetic suction connector 92 are magnetically sucked to enable the first connector 52 to be magnetically sucked and connected with the circulating water pipeline 40. The check structure 60 is installed between the first magnetic attachment connector 91 and the second magnetic attachment connector 92.

Install non return structure 60 between connector 91 and the second magnetism connector 92 of inhaling with first connector 52 and circulating water pipeline 40 after being connected, non return structure 60 is pressed from both sides and is being pressed from both sides between first connector and circulating water pipeline, has guaranteed the stability of non return structure position, avoids water impact to lead to non return structure position to change, has guaranteed the performance of non return structure.

As shown in fig. 3, a sealing gasket 93 is provided between the first connector 52 and the circulating water pipe 40, and the sealing gasket 93 is laminated on the fixing portion 61, so that when the first connector 52 is connected to the circulating water pipe 40, the sealing gasket 93 can perform a sealing function to prevent water in the circulating water pipe from leaking.

As shown in fig. 5, the end wall of the circulating water pipe 40 is provided with a sink groove 41 matching with the fixing part 61, and the fixing part 61 is fitted in the sink groove 41 such that the upper surface of the fixing part 61 is flush with the end wall of the circulating water pipe 40, as shown in fig. 4.

The fixing part 61 is embedded in the sinking groove 41, so that the position of the fixing part 61 can be kept stable, and the stability of the check sheet is further ensured. The fixing portion 61 is sandwiched between the circulating water pipe end face and the first connecting head end face, and when the upper surface of the fixing portion 61 is set to be flush with the end wall of the circulating water pipe 40, the fixing portion 61 can be prevented from affecting the connection of the first connecting head and the circulating water pipe, and the connection reliability of the first connecting head and the circulating water pipe is ensured.

As shown in fig. 3 and 5, the end wall of the circulating water pipe 40 is transitionally connected with the water outlet through a step wall 42, and the movable part 62 covers the step wall 42. Such structure, through the height that sets up step wall 42 rationally and the edge thickness of movable part 62, can be so that the edge of movable part 62 and the end wall parallel and level of circulating water pipeline 40 to, when being connected to first connector 52 on the circulating water pipeline, movable part 62 can not exert an influence to first connector 52 and circulating water pipeline's connection, has guaranteed first connector 52 and circulating water pipeline's smooth connection. Meanwhile, the movable part 62 covers the step wall 42 instead of directly covering the end wall of the circulating water pipe, so that the first connecting joint 52 is prevented from generating a pressing force on the movable part 62, the movable part 62 is prevented from being subjected to external pressure, and the movable part 62 can be smoothly turned and opened under the action of water flow impact when the movable part 62 is impacted by water flow.

In one embodiment, the check sheet is made of elastic rubber, and is injection-molded with the end wall of the circulation water pipe 40, and the fixing portion 61 is inserted into the recess 41 and is integrally formed with the end wall of the circulation water pipe 40, as shown in fig. 4. In order to ensure the firmness of the connection between the fixing portion 61 and the circulating water pipeline, as shown in fig. 5, a notch 411 is formed on the bottom wall of the sink 41, and in the process of integrally forming the fixing portion 61 and the end wall of the circulating water pipeline 40, a fixing rib 611 fixedly matched with the notch 411 is formed on the fixing portion 61. With such a structure, the contact area between the fixing portion 61 and the sink groove 41 is increased, and the positional stability of the check piece is further enhanced.

In another embodiment, the check structure may further include a solenoid valve disposed on the circulating water pipe. In the washing process, the electromagnetic valve is opened, and water in the circulating water pipeline enters the spraying arm assembly through the electromagnetic valve to be washed. When the spray arm assembly is detached from the circulating water pipeline, the electromagnetic valve is closed to prevent the residues in the water tank from entering the circulating water pipeline. Thereby, the interconversion of the bowl washing tank and the common water tank is realized.

In this embodiment, as shown in fig. 1, the sink type dishwasher further includes a drain cup 30 connected to a bottom drain opening of the sink, and further includes a first filter 10 and a second filter 20. In order to make full use of the space, the circulating water pipe 40 is provided in the drain cup 30 and penetrates the first and second filters 10 and 20 in the axial direction. It will be readily appreciated that in other embodiments, the circulating water line 40 may be provided not in the drain cup 30 but in a position outside the drain cup 30 in the water tank. In order to achieve the interconversion between the dishwashing tub and the normal water tub, the second filter 20 has a first use state and a second use state. In the first use position, the second filter 20 is connected to the first filter 10 and then used in conjunction with the drain cup 30, as shown in FIG. 1. In the second use condition, the second filter 20 alone is used in conjunction with the drain cup 30, as shown in FIG. 2.

The second filter 20 has a first use state, it is easily understood that in the first use state, the second filter 20 is connected with the first filter 10 and then used together with the drain cup 30, and at the same time, the spray arm assembly 50 is connected with the circulating water pipe 40, so that the water entering the drain cup 30 can be used as circulating water through two-stage filtration of the second filter 20 and the first filter 10. Circulating water enters the circulating water pipeline, the circulating water pipeline supplies water to the spraying arm, the check structure 60 is opened, the circulating water enters the spraying arm assembly to be washed, and the dishwasher completes the function of washing tableware in a first use state. In the second use state, the second filter 20 is used with the lower water cup 30 alone in a matched manner, meanwhile, the spray arm assembly 50 is detached from the circulating water pipeline 40, and the check structure 60 is closed, so that water entering the lower water cup 30 is discharged only through the filtration of the second filter 20, the closed check structure 60 blocks residues from entering the circulating water pipeline, the use function of a common water tank is realized, and further, in the second use state, the bowl washing tank is converted into the common water tank.

Therefore, the sink type dishwasher, in which the spray arm assembly 50 is connected to the circulation water pipe 40 when the second filter is in the first use state, has a dish washing function; when the second filter is in the second using state, the spray arm assembly 50 is detached from the circulating water pipe 40, the check structure 60 is closed, and the dishwasher has a function of a common water tank, so that a user can select the tank of the water tank type dishwasher to be used as a bowl washing tank or the common water tank according to needs, and the bowl washing tank and the common water tank cannot influence each other, thereby facilitating the selection of the user, meeting the requirements of the user on double water tanks, and greatly facilitating the life of the user.

Fig. 6 is a schematic view showing a state in which the second filter is connected to the first filter, and fig. 7 is a schematic view showing a state in which the second filter is separated from the first filter. As shown in fig. 1, 6 and 7, the first filter 10 has a step surface 11 formed on an inner side wall thereof in a circumferential direction, and the second filter 20 has a bead 21 formed on an outer side wall thereof in the circumferential direction. In the first use position, the bead 21 overlaps the step surface 11. The first filter 10 is detachably provided in the lower cup 30.

To further facilitate the separation of the second filter 20 from the first filter 10, as shown in fig. 6 and 7, the second filter 20 is provided with a movable handle 22, and when it is desired to remove the second filter 20 from the first filter 10, the handle 22 can be lifted by hand to facilitate the separation of the second filter 20 from the first filter 10.

As shown in fig. 1, the first filter 10 includes a first outer sidewall 12 and a second outer sidewall 13, the first outer sidewall 12 being located at an upper side of the step surface 11, and the second outer sidewall 13 being located at a lower side of the step surface 11. In order to realize the matching use of the first filter 10 and the lower water cup, the first outer side wall 12 is in matched and abutted connection with the inner side wall of the lower water cup 30, and the bottom of the second outer side wall 13 is fixed with the bottom of the lower water cup 30 through a turnbuckle.

It is easily understood that, when the dishwasher is used for a dish washing function, as shown in fig. 1, the first filter is generally a fine filter and the second filter is generally a coarse filter, and thus, the first filter and the second filter are respectively provided with filtering holes, and the filtering holes of the second filter are larger than the filtering holes of the first filter. Therefore, in the first usage state, i.e., the dish washing function, the water containing the residue in the water tank passes through the drain port, and then enters the second filter 20 for coarse filtration, the water containing the small residue enters the first filter 10 for fine filtration after the large residue and the like are filtered by the second filter 20, and the first filter 10 filters the small residue and then discharges the circulating water into the drain cup 30 for recycling.

In order to prevent the second filter from blocking water in the water tank from entering the second filter, as shown in fig. 1, in the first use state, after the curled edge 31 is overlapped on the step surface 11, the upper end surface of the second filter is not higher than the lower water gap, so as to prevent the second filter from blocking the entry of residues, and facilitate slag discharge and water discharge at the lower water gap.

As shown in fig. 1, the dishwasher further includes a circulation pump (not shown), a circulation water outlet 31 is provided at a lower portion of the drain cup 30, the circulation pump draws the circulation water in the drain cup 30 from the water outlet 31 and sends the circulation water into the circulation water pipe 40, and the circulation water is used to clean the dishes, so as to achieve the purpose of recycling water resources.

As shown in fig. 2, a flange 33 is provided on the inner sidewall of the lower cup 30 in the circumferential direction. In a second use state, as shown in fig. 2, the bead 21 overlaps the flange 33.

As shown in fig. 6 and 7, the outer edge of the bead 21 is provided with a plurality of radially outward protrusions 23, and the top of the first filter 10 is provided with a plurality of filter residue holes 14 in the circumferential direction. In a first position of use, as shown in fig. 1 and 3, the projections 23 each project into the filter cake hole 14, and in a second position of use, as shown in fig. 2, the projections 23 overlap the flange 33. With this structure, the interference of the projection 23 with the first filter 10 can be avoided, and the influence of the projection 23 on the first use state can be avoided. The plurality of protruding parts 23 respectively extend into the filter residue holes 14, so that the second filter can be circumferentially positioned, and the washing performance of the dish washing machine is ensured.

In one embodiment, the number of the flanges 33 may correspond to the number of the protrusions 23, for example, a plurality of flanges 33 are circumferentially provided on the inner sidewall of the lower cup 30, and the flanges 33 are provided corresponding to the protrusions 23.

In the present embodiment, as shown in fig. 2, the flange 33 is a closed ring shape disposed along the circumferential direction on the inner sidewall of the lower cup 30. Thus, when the beading 21 overlaps the flange 33, the residue in the water tank can be blocked from directly entering the lower cup 30 through the gap between the beading 21 and the flange 33.

In another embodiment, the flange 33 is a closed ring shape circumferentially disposed on the inner sidewall of the lower cup 30, and in the second use state, the protrusion 23 overlaps the flange 33, and the bead 21 does not overlap the flange 33. The outside diameter of the bead 21 is sized to match the size of the channel defined by the flange 33 so that the outer edge of the bead 21 matingly engages the inside edge of the flange 33 to block debris in the sink from entering the lower cup 30 through the gap between the bead 21 and the flange.

As shown in fig. 1 and 2, in the second use state, that is, the dishwasher is used as a general water tank, water containing residue in the water tank passes through the drain port, and then enters the second filter 20 to be roughly filtered, and the second filter 20 filters large residue and the like and then discharges residual water into the drain cup 30. In order to realize the dish washing function, the lower part of the lower water cup 30 is provided with a circulating water outlet 31, and in order to prevent the residue in the lower water cup from entering the circulating water channel in the second use state, a filtering structure 32 is arranged at the water outlet 31. Therefore, when the dishwasher is used as a common water tank, the filtering structure 32 can prevent larger particles in the lower water cup 30 from entering the circulating water pipeline through the water outlet 31, and the influence of the larger particles on the dish washing function is avoided.

In order to prevent the flange 33 from interfering with the first use state, as shown in fig. 1, the flange 33 is located below the step surface 11, that is, the flange 33 is located in a region corresponding to the second outer side wall of the first filter 10. Thus, when the first filter is mounted to the lower cup, the flange 33 does not interfere with the mounting of the first filter, thereby avoiding the flange from affecting the first use condition.

This basin formula dish washer, when the second filter is in first user state, this dish washer has the function of washing the dishes, when the second filter is in the second user state, this dish washer has ordinary basin function, thereby, the user can switch the user state of second filter as required, so that make dish washer switch as required for function or basin function of washing the dishes, just so made things convenient for user's selection, satisfied the demand of user to two basins, greatly made things convenient for user's life.

In the description of the embodiments of the present invention, it should be understood that the terms "middle", "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "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, and 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 therefore, should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the embodiments of the present invention have been described above, the description is only for the convenience of understanding the present invention, and the present invention is not limited thereto. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a basin formula dish washer, including set up the spray arm subassembly in the basin and be used for to spray the circulating water pipeline that the arm subassembly supplied water, its characterized in that, spray the arm subassembly including spray the arm and with the first connector that the spray arm is connected, first connector with circulating water pipeline can dismantle the connection, the last non return structure that is provided with of circulating water pipeline, works as circulating water pipeline to when the spray arm supplies water, non return structure opens, works as circulating water pipeline stop to when the spray arm supplies water, non return structure closes.

2. The dishwasher of claim 1, wherein the check structure comprises an elastic check tab provided on an end wall of the circulating water pipe.

3. The dishwasher of claim 2, wherein the check plate comprises a fixed portion fixedly connected to an end wall of the circulating water pipe and a movable portion turnably covering a drain opening of the circulating water pipe with respect to the fixed portion.

4. The dishwasher of claim 3, wherein the radial dimension of the movable portion is greater than the radial dimension of the water passing opening and less than the water passing diameter of the first connector, so that when the circulating water pipeline supplies water to the spray arm, the water flow impacts the movable portion to turn over to open the water passing opening.

5. The dishwasher of claim 3, wherein a sink groove matching the fixing part is provided on the end wall of the circulating water pipe, and the fixing part is embedded in the sink groove such that an upper surface of the fixing part is flush with the end wall of the circulating water pipe.

6. The dishwasher of claim 5, wherein the end wall of the circulating water pipe and the water outlet are in transitional connection through a step wall, and the movable part covers the step wall.

7. The dishwasher of claim 5, wherein a notch is formed on a bottom wall of the sink, and the fixing portion is provided with a fixing rib fixedly engaged with the notch.

8. The dishwasher of claim 3, wherein an inner diameter of the conduit of the circulating water conduit proximate to the drain opening is smaller than an inner diameter of the conduit distal to the drain opening.

9. The dishwasher of claim 1, wherein the check structure comprises a solenoid valve disposed on the circulating water line.

10. The dishwasher according to any one of claims 1 to 9, wherein a water draining cup is provided at the bottom of the water tank, the circulating water pipe is located in the water draining cup, the first connector is magnetically connected with the circulating water pipe, a first magnetic connector is provided on the circulating water pipe, a second magnetic connector is provided on the first connector, and the check structure is installed between the first magnetic connector and the second magnetic connector.

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