CN218474584U - Cleaning machine - Google Patents

Abstract

The utility model relates to a cleaning machine, which comprises a box body, wherein the bottom wall of the box body is provided with a water outlet; the drainage structure comprises a valve shell, a valve cavity and a drainage channel are arranged in the valve shell, the valve cavity is in fluid communication with the drainage channel through a liquid passing channel, and a water inlet and a water outlet which are communicated with the valve cavity and a water outlet of the box body and are in fluid communication with the drainage channel are formed in the valve shell; an air inlet hole is formed in the position of the liquid passing channel on the valve shell, and the air inlet hole is arranged close to the drainage channel; the cleaning machine also comprises a shell, wherein an air inlet which is in fluid communication with the air channel is formed in the shell, and an air outlet which can be communicated with the air channel and the air inlet is also formed in the shell; the heating element is arranged in the air duct and is positioned between the air inlet and the air outlet; and the valve assembly comprises a valve cover which can move relative to the air inlet hole to control the on-off of the air flow between the air outlet and the air inlet hole. The heating element heats the airflow and then enters the valve cavity and the liquid passing channel from the air inlet, and the residual water in the liquid passing channel and the valve cavity is dried.

Description

Cleaning machine

Technical Field

The utility model relates to a dish washer technical field, concretely relates to cleaning machine.

Background

A dishwasher is an apparatus that sprays cold or hot water to dishes to remove dirt adhered to the dishes or fruits and vegetables, and washes the dishes or fruits and vegetables. The dishwasher is provided with a drain pump and a drain valve which operate to discharge sewage after the washing operation of the dishwasher is completed.

As disclosed in the chinese utility model patent No. cn202122998061.X (publication No. CN 216776960U) ("a valve pump mechanism and a cleaning machine for a cleaning machine"), the valve pump mechanism includes a valve housing having a water discharge passage therein, the water discharge passage having a water inlet for communicating with a water discharge port of the cleaning machine and a water outlet for communicating with a water discharge pipe; the drainage channel comprises a first drainage channel and a second drainage channel communicated with the first drainage channel, the inlet of the first drainage channel is the water inlet, the water outlet and the air outlet valve body are both positioned on the side wall of the second drainage channel, a drainage pump for pumping water in the second drainage channel to the water outlet is arranged in the second drainage channel, a traction valve (namely a drainage valve) for controlling residues and water to enter the drainage pump is arranged on the first drainage channel, and a drainage outlet communicated with the water inlet of the valve pump mechanism is formed in the bottom of the box body.

When the dish washer starts to drain water, the draining pump is started firstly, then the draining valve is started, after the draining valve is opened, water in a washing cavity of the box body enters an inlet of a pump cavity of the draining pump through the valve casing and is drained by the draining pump. And when the set drainage time is reached, closing the drainage valve firstly, then closing the drainage pump, and finishing drainage.

However, this drainage structure has the following problems:

1. when the drainage is finished and the valve plug of the drainage valve closes the water flow passage, the drainage pump still operates, the impeller of the drainage pump can centrifugally throw the water to the periphery, a considerable amount of water is pushed back to the valve cavity (namely the upstream section of the first drainage channel) in the moving process of the valve plug, and the front end of the valve plug gathers the water;

2. after the drainage is finished, a great amount of water drops are also arranged on the inner wall of the box body, the bowl frame and the spray arm, and the water drops are gathered at the bottom of the box body and finally enter a valve cavity of the valve pump mechanism from a water outlet at the bottom of the box body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a cleaning machine that can dry the surplus water in the valve pocket.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a cleaning machine comprises

The washing device comprises a box body, a washing device and a control device, wherein the box body is provided with a washing cavity, and the bottom wall of the box body is provided with a water outlet;

a drainage structure arranged below the box body, the drainage structure comprises

The valve shell is internally provided with a valve cavity and a drainage channel which are sequentially arranged and communicated along the water flow direction, the valve cavity is in fluid communication with the drainage channel through a liquid passing channel, and the valve shell is provided with a water inlet communicated with the valve cavity and a water outlet of the box body and a water outlet communicated with the drainage channel;

the drain valve is at least partially arranged in the drain channel and is used for opening and closing the liquid passing channel;

the water drainage valve is characterized in that an air inlet hole is formed in the position of the liquid passing channel on the valve shell, and the air inlet hole is arranged close to the water drainage channel; the cleaning machine also comprises

The shell is arranged on the box body, an air channel is formed in the shell in a hollow mode, an air inlet communicated with the air channel in a fluid mode is formed in the shell, and an air outlet capable of communicating the air channel with the air inlet is formed in the shell;

the heating element is arranged in the air duct and is positioned between the air inlet and the air outlet;

the valve component comprises a valve cover which can move relative to the air inlet hole to control the on-off of air flow between the air outlet and the air inlet hole; the valve cover allows the air flow to enter the air inlet hole in a state that the drain valve closes the liquid passing channel.

In order to dry the tableware in the washing cavity after the washing is finished, the shell is arranged on the side wall of the box body and positioned outside the washing cavity, an air inlet communicated with the washing cavity is formed in the side wall of the box body, and an air outlet communicated with the air inlet and the air channel is further formed in the shell. Thus, the airflow in the shell is divided into two paths, one path enters the washing cavity to dry the tableware, and the other path enters the valve cavity to dry the residual water in the valve cavity.

In order to heat the airflow from the air inlet and drive the airflow to the air outlet and the air outlet, a fan is arranged in the air duct of the shell, an air inlet hole of the fan is in fluid communication with the air inlet of the shell, an air outlet hole of the fan is in fluid communication with the air outlet of the shell, and the air outlet hole is arranged close to the air outlet.

The valve cover can open the air inlet hole under the impact of the air flow and then close the air inlet hole under the action of the elastic piece, but the working reliability of the valve cover is not high, and the valve assembly also comprises a driving assembly which is in driving connection with the valve cover. Therefore, the valve cover is opened or closed through the driving assembly, and the working reliability is high.

In order to facilitate installation of the driving assembly and the valve cover, the valve assembly further comprises a valve body with a hollow interior, the driving assembly and the valve cover are arranged in the valve body, an air outlet port communicated with the air inlet port and the air inlet hole is formed in the valve body, and the valve cover can move towards or away from the air inlet port so as to open or close the air inlet port. Install drive assembly and valve gap on the valve body earlier like this, then with the valve body install on the valve casing can, the assembly is simple.

The drive assembly may take a variety of configurations, such as an electric motor, the valve cover being connected to an output shaft of the motor, preferably the valve assembly being a solenoid valve, the drive assembly including an electromagnet and a resilient member which acts on the valve cover to maintain the valve cover in a tendency to move towards the inlet port, the valve cover being spaced from the inlet port by electromagnetic attraction of the electromagnet when the electromagnet is energized.

In order to facilitate the drainage of water in the drainage channel, the drainage channel comprises a first flow passage and a second flow passage, the first flow passage is communicated with the valve cavity, the second flow passage is communicated with the first flow passage, and the water outlet is communicated with the second flow passage; the drainage valve is at least partially arranged in the first flow passage, the drainage structure further comprises a drainage pump for draining water in the second flow passage into the drainage port, and the drainage pump is at least partially arranged in the second flow passage.

The drain valve can have various structural forms, the structure is simple, the drain valve comprises a power part and a valve plug connected with the power part in a driving way, the valve plug is arranged in a first flow passage and can move towards or away from a liquid passing passage, and the first flow passage and a second flow passage are basically vertically distributed; the drainage pump can have various structures, and the structure is simple, the drainage pump comprises a driving part and an impeller which is in driving connection with the driving part, and the impeller is arranged in the second flow passage.

Compared with the prior art, the utility model has the advantages that: after the drainage, close the drain valve earlier, the valve plug removes towards crossing liquid passageway, and at this in-process, the valve plug can promote water in crossing liquid passageway, and the drain pump is still working this moment, and the impeller also can stir water in crossing liquid passageway, and remaining drop of water also can flow to the valve pocket and cross liquid passageway under the action of gravity in the box and on tableware etc. and, so the utility model discloses a position of crossing liquid passageway in the neighbouring of valve pocket sets up the inlet port, is equipped with heating member in the casing, and during heating member got into the valve pocket and crossed liquid passageway with the inlet port after with the air current heating, dried the surplus water of crossing in liquid passageway and the valve pocket, otherwise surplus water can influence the drying of tableware, and the surplus water exists for a long time and does not ventilate and can produce peculiar smell, ageing drainage structure.

Drawings

Fig. 1 is a schematic structural diagram of a cleaning machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of FIG. 1;

FIG. 3 is a schematic view of the structure of the drainage structure of FIG. 1;

FIG. 4 is a cross-sectional view of FIG. 3;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is a cross-sectional view in another direction of FIG. 3;

FIG. 7 is a schematic structural diagram of the drying structure in FIG. 1;

FIG. 8 is a cross-sectional view of FIG. 1;

fig. 9 is an enlarged view of fig. 8 at D.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 9, the washing machine of the present preferred embodiment includes a cabinet 1, a drain structure a, and a drying structure B.

The box body 1 is provided with a washing cavity 11, a water outlet 12 is arranged on the bottom wall of the box body 1, and the drainage structure A is positioned below the box body 1.

The drain structure a includes a valve housing 3, a drain valve 7, a drain pump 4, and a valve assembly 5.

As shown in fig. 4 and 6, the valve housing 3 has a valve cavity 31 and a drain passage 32 which are sequentially arranged and communicated in a water flow direction, the valve cavity 31 is in fluid communication with the drain passage 32 through a liquid passing passage 33, the valve housing 3 is provided with a water inlet 34 in fluid communication with the valve cavity 31 and a water outlet 35 in fluid communication with the drain passage 32, and the water inlet 34 is in fluid communication with the water outlet 12 of the tank body 1.

In this embodiment, the drain passage 32 includes a first flow passage 321 and a second flow passage 322, the first flow passage 321 and the second flow passage 322 are substantially vertically arranged, the first flow passage 321 is communicated with the valve chamber 31, the second flow passage 322 is communicated with the first flow passage 321, and the drain port 35 is communicated with the second flow passage 322.

The drain pump 4 is used to drain water in the second flow path 322 into the drain port 35, and the drain pump 4 is at least partially disposed in the second flow path 322. The drain pump 4 includes a driving member 41 and an impeller 42 drivingly connected to the driving member 41, and the impeller 42 is disposed in the second flow passage 322.

The drain valve 7 is at least partially disposed in the first flow passage 321, and is used for opening and closing the liquid passage 33. The drain valve 7 includes a dynamic member 71 and a valve plug 72 drivingly connected to the dynamic member 71, wherein the valve plug 72 is disposed in the first flow passage 321 and is movable toward or away from the liquid passage 33.

As shown in fig. 4 and 5, an air inlet hole 36 is formed in the liquid passing passage 33 at a position adjacent to the first flow passage 321. The valve assembly 5 comprises a valve cover 51, a valve body 52 and a driving assembly, the valve body 52 is hollow, the driving assembly and the valve cover 51 are movably arranged in the valve body 52, an air outlet port 522 communicated with an air inlet port 521 and an air inlet hole 36 is formed in the valve body 52, and the air inlet port 521 is connected with an air inlet pipe 8.

The driving component is in driving connection with the valve cover 51, so that the valve cover 51 can control the on-off of air flow between the air outlet 64 and the air inlet 36; in the state that the drain valve 7 closes the liquid passing channel 33, the valve cover 51 allows the air flow to enter the air inlet hole 36, and the hot air flow is introduced into the valve cavity 31.

In this embodiment, the valve assembly 5 is an electromagnetic valve, the driving assembly includes a coil seat and an elastic element 54, the elastic element 54 acts on the valve cover 51 to keep the valve cover 51 moving toward the air inlet port 521 to block the trend of shielding the air inlet port 521, so as to block the air flow from entering the air inlet hole 36, and in the energized state of the electromagnet, the valve cover 51 moves away from the air inlet port 521 under the electromagnetic attraction of the electromagnet, so as to open the air inlet port 521, so that the air flow can enter the air inlet hole 36. The electromagnetic valve can adopt the existing structure, only a few important parts are briefly described here, and the rest structures are not described again.

In this embodiment, the valve cover 51 moves relative to the air inlet port 521, and because the air inlet port 521 is fixed relative to the air inlet hole 36, the valve cover 51 can move relative to the air inlet hole 36, and naturally, the valve cover 51 can also be directly designed to move relative to the air inlet hole 36 to directly open or close the air inlet hole 36.

The drying structure B includes a casing 6, a heating member 61 and a blower (not shown), and the heating member 61 may be an existing PTC heating member.

As shown in fig. 1, 7 to 9, the casing 6 is disposed on the side wall of the cabinet 1 and located outside the washing chamber 11, an air duct 62 is formed in the casing 6, an air inlet 63 in fluid communication with the air duct 62 is opened on the casing 6, an air outlet 64 communicated with the air duct 62 is further opened on the casing 6, and the air outlet 64 is connected to the other end of the air inlet pipe 8, so that the air outlet 64 can be in fluid communication with the air inlet 36.

An air inlet 13 communicated with the washing cavity 11 is formed in the side wall of the box body 1, an air outlet 65 communicated with the air inlet 13 and the air duct 62 is further formed in the shell 6, and the air outlet 65 is arranged adjacent to the air outlet 64.

The heating member 61 is provided in the air duct 62, and the heating member 61 is located between the air inlet 63 and the air outlet 64. The inlet vent of the blower is in fluid communication with the inlet 63 of the housing 6 and the outlet vent of the blower is in fluid communication with the outlet 65 of the housing 6 to drive the heated air flow from the inlet 63 to the outlet 65 and the outlet 64.

After the washing, the hot air flow in the housing 6 is divided into two paths, one path enters the washing cavity 11 from the air outlet 65 to dry the tableware, and the other path enters the liquid passing channel 33 from the air outlet 64 to dry the residual water in the liquid passing channel 33.

The working process of the cleaning machine of the embodiment is as follows:

after the drainage is finished, the drainage valve 7 is closed, the valve plug 72 moves towards the liquid passing channel 33, in the process, the valve plug 72 pushes the water into the liquid passing channel 33, and at the same time, the drainage pump 4 is still working, the impeller 42 stirs the water into the liquid passing channel 33, and the water drops remained in the box body 1 and the tableware and the like also flow to the valve cavity 31 and the liquid passing channel 33 under the action of gravity;

the valve plug 72 of the drain valve 7 closes the liquid passing channel 33, the electromagnet is electrified, the valve cover 51 opens the air inlet port 521, meanwhile, the heating element 61 works, one path enters the washing cavity 11 from the air outlet 65 to dry the tableware, and the other path enters the liquid passing channel 33 from the air outlet 64 to dry the residual water in the valve cavity 31 and the liquid passing channel 33.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship 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 referred to must have a particular orientation, be constructed and operated in a particular orientation, since the disclosed embodiments of the invention can be arranged in different orientations, these directional terms are for illustrative purposes only and should not be considered as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or consistent with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) in a unified manner, i.e., a fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (8)

1. A cleaning machine comprises

The washing machine comprises a box body (1) and a washing device, wherein the box body (1) is provided with a washing cavity (11), and a water outlet (12) is formed in the bottom wall of the box body (1);

a drainage structure arranged below the box body (1), the drainage structure comprises

The water-saving valve comprises a valve shell (3), a valve cavity (31) and a drainage channel (32) are sequentially arranged and communicated in the water flow direction, the valve cavity (31) is communicated with the drainage channel (32) through a liquid passing channel (33), and a water inlet (34) communicated with the valve cavity (31) and a water outlet (12) of a box body (1) and a water outlet (35) communicated with the drainage channel (32) are formed in the valve shell (3);

the drain valve (7) is at least partially arranged in the drain channel (32) and is used for opening and closing the liquid passing channel (33);

the water drainage valve is characterized in that an air inlet hole (36) is formed in the position of the liquid passing channel (33) on the valve shell (3), and the air inlet hole (36) is arranged adjacent to the water drainage channel (32); the cleaning machine also comprises

The air conditioner comprises a shell (6) arranged on a box body (1), an air channel (62) is formed in the shell (6) in a hollow mode, an air inlet (63) communicated with the air channel (62) in a fluid mode is formed in the shell (6), and an air outlet (64) capable of communicating the air channel (62) with an air inlet (36) is formed in the shell (6);

the heating element (61) is arranged in the air duct (62) and is positioned between the air inlet (63) and the air outlet (64);

the valve assembly (5) comprises a valve cover (51) which can move relative to the air inlet hole (36) to control the on-off of air flow between the air outlet (64) and the air inlet hole (36); the valve cover (51) allows air flow into the air intake hole (36) in a state where the drain valve (7) closes the liquid passing passage (33).

2. The cleaning machine of claim 1, wherein: the washing machine is characterized in that the shell (6) is arranged on the side wall of the box body (1) and located outside the washing cavity (11), an air inlet (13) communicated with the washing cavity (11) is formed in the side wall of the box body (1), and an air outlet (65) communicated with the air inlet (13) and the air duct (62) is formed in the shell (6).

3. The cleaning machine of claim 2, wherein: a fan is arranged in an air duct (62) of the shell (6), an air inlet hole of the fan is in fluid communication with an air inlet (63) of the shell (6), an air outlet hole of the fan is in fluid communication with an air outlet hole (65) of the shell (6), and the air outlet hole (65) is arranged close to an air outlet (64).

4. The cleaning machine according to any one of claims 1 to 3, wherein: the valve assembly (5) further comprises a driving assembly in driving connection with the valve cover (51).

5. The cleaning machine of claim 4, wherein: the valve assembly (5) further comprises a valve body (52) with a hollow interior, the driving assembly and the valve cover (51) are arranged in the valve body (52), an air outlet port (522) communicated with the air inlet port (521) and the air inlet hole (36) is formed in the valve body (52), and the valve cover (51) can move towards or away from the air inlet port (521) so as to open or close the air inlet port (521).

6. The cleaning machine of claim 5, wherein: the valve assembly (5) is an electromagnetic valve, the driving assembly comprises an electromagnet and an elastic piece (54), the elastic piece (54) acts on the valve cover (51) to enable the valve cover (51) to keep the trend of moving towards the air inlet port (521), and the valve cover (51) is far away from the air inlet port (521) under the action of electromagnetic suction force of the electromagnet in the state that the electromagnet is electrified.

7. The cleaning machine according to any one of claims 1 to 3, characterized in that: the drainage channel (32) comprises a first flow passage (321) and a second flow passage (322), the first flow passage (321) is communicated with the valve cavity (31), the second flow passage (322) is communicated with the first flow passage (321), and the drainage port (35) is communicated with the second flow passage (322); the drainage valve (7) is at least partially arranged in the first flow passage (321), the drainage structure further comprises a drainage pump (4) for draining water in the second flow passage (322) into the drainage port (35), and the drainage pump (4) is at least partially arranged in the second flow passage (322).

8. The cleaning machine of claim 7, wherein: the drain valve (7) comprises a power piece (71) and a valve plug (72) in driving connection with the power piece (71), the valve plug (72) is arranged in a first flow passage (321) and can move towards or away from the liquid passing passage (33), and the first flow passage (321) and a second flow passage (322) are distributed basically vertically; the drainage pump (4) comprises a driving part (41) and an impeller (42) in driving connection with the driving part (41), wherein the impeller (42) is arranged in the second flow passage (322).

Images