CN217244203U

CN217244203U - Cleaning machine

Info

Publication number: CN217244203U
Application number: CN202122997204.5U
Authority: CN
Inventors: 朱开杰; 朱灯光; 顾洪良; 黄兆钱
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-08-23
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to a cleaning machine, which comprises a box body with a washing cavity; the drying component comprises a first heating element and a first fan arranged outside the box body, the first fan is communicated with the inside of the washing cavity through a wind channel, the first heating element is arranged in the wind channel and along the flow direction of the air flow in the wind channel, and the first heating element is positioned at the downstream of an air outlet of the first fan; the steam generating assembly comprises a shell arranged outside the box body and a second heating element arranged on the shell, the shell is provided with an inner cavity, and a steam outlet communicated with the inner cavity and the washing cavity is formed in the shell; the second fan is arranged outside the box body, an air inlet of the second fan is in fluid communication with the inner part of the washing cavity, and an air outlet of the second fan is in fluid communication with the inner cavity of the shell. The utility model discloses a steam generation subassembly not only produces steam and is used for wasing the tableware, still with the cooperation of the subassembly of bleeding make hot moisture continue to get into the washing chamber after being dried.

Description

Cleaning machine

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to cleaning machine.

Background

With the increasing living standard of people, the dish washing machine is used as a kitchen household appliance and is more and more introduced into families. A dishwasher is an apparatus for spraying cold or hot water to dishes to remove dirt adhered to the dishes and wash the dishes, and there are today's dishwashers that use steam to wash the dishes, and use steam to reduce the washing time more than use of heated water, and to improve the washing effect.

As shown in the air duct structure of dish washer disclosed in the Chinese utility model with the patent number of CN201920389070.9 (publication number of CN211093895U), the air duct structure of dish washer comprises an air duct communicated with a containing chamber of the dish washer and a steam generating component; a fan unit, a heating unit and a backflow preventing structure are arranged in the air duct; the heating unit is used for heating the airflow generated by the fan unit to form dry hot air flowing into the accommodating chamber through the air duct; the backflow preventing structure prevents water or steam in the accommodating cavity from flowing back into the air duct; the steam generating assembly utilizes the water in the accommodating chamber to generate steam and conveys the steam back to the accommodating chamber, so that steam washing of articles to be washed is realized.

But the steam generating assembly of the washing machine can only wash dishes, and has single function; and the hot air generated by the heating unit (i.e. the drying component below) only plays a role of drying the internal environment of the dish-washing machine, and the hot moisture formed by the hot air in the dish-washing machine needs to be exhausted by arranging an exhaust channel, so that more parts are involved, and the volume of the dish-washing machine is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a need not set up exhaust channel, and hot moisture can not arrange the cleaning machine outward yet.

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

A cabinet having a washing chamber;

the drying component comprises a first heating element and a first fan arranged outside the box body, the first fan is communicated with the inside of the washing cavity through a wind channel, the first heating element is arranged in the wind channel and along the flow direction of the air flow in the wind channel, and the first heating element is positioned at the downstream of an air outlet of the first fan;

the steam generating assembly comprises a shell arranged outside the box body and a second heating element arranged on the shell, the shell is provided with an inner cavity, and a steam outlet communicated with the inner cavity and the washing cavity is formed in the shell;

it is characterized by also comprising

The second fan is arranged outside the box body, an air inlet of the second fan is in fluid communication with the inner part of the washing cavity, and an air outlet of the second fan is in fluid communication with the inner cavity of the shell.

In order to prevent the fluid in the washing chamber of the cabinet from flowing back into the casing, a one-way valve which only allows the fluid to flow from the casing to the cabinet is arranged between the steam outlet of the casing and the washing chamber of the cabinet.

The check valve can have various structural forms, preferably, the check valve comprises a valve pipe, a valve core and an elastic part, two ends of the valve pipe are respectively connected with a steam outlet of the shell and a washing cavity of the box body, plugging ports communicated with two ends of the valve pipe are formed in the valve pipe, the valve core is arranged in the valve pipe and can move along the valve pipe and flow along the steam from the shell to the box body, the valve core is positioned at the downstream of the plugging ports, and the valve core always has the tendency of plugging the plugging ports under the action of the elastic part. The steam pushes the valve core to open the plugging port for air inlet, and when water is drained, the valve core closes the plugging port under the action of water flow, so that water can be prevented from flowing backwards into the shell.

In order to place the valve core in the valve pipe and to set up the plugging port, the valve pipe comprises a first valve pipe and a second valve pipe which are in butt joint, the first valve pipe is connected with the shell, the second valve pipe is connected with the box body, and the plugging port is located inside the first valve pipe. Therefore, the blocking port can be opened on the first valve pipe, then the valve core is placed in the first valve pipe or the second valve pipe, and then the first valve pipe and the second valve pipe are in butt joint.

In order to improve the washing effect, the second valve pipe is connected with the bottom of the box body, so that steam enters the washing cavity from the bottom of the box body, and flows from bottom to top, and the washing effect is guaranteed.

In order to facilitate the connection between the first valve pipe and the shell, the first valve pipe is not too long, and the first valve pipe is connected with the steam outlet of the shell through a steam outlet pipe.

In order to facilitate the arrangement of the second fan, the second fan is communicated with the shell and the box body, a steam outlet is formed in the side wall of the box body, an installation box is arranged on the outer wall surface of the side wall of the box body, one side, facing the side wall of the box body, of the installation box is open, the steam outlet is surrounded in the installation box through the open end of the installation box, the second fan is arranged in the installation box, and the installation box is connected with the shell through a steam guide pipe.

In order to communicate the first fan and the box body and facilitate the arrangement of the first heating element, an air inlet hole communicated with the washing cavity is formed in the side wall of the box body, the air inlet hole is connected with an air outlet of the first fan through an air inlet pipeline, and the air channel is formed inside the air inlet pipeline.

In order to improve the drying efficiency of hot air in the washing cavity, preferably, a flow guide part capable of diffusing air flow to the periphery is arranged in the air inlet hole, the flow guide part comprises an annular ring and at least two connecting strips arranged in the annular ring in a staggered mode, and a plurality of through holes are formed in the annular ring by the connecting strips.

Compared with the prior art, the utility model has the advantages that: because the air exhaust assembly is arranged, hot air generated by the drying assembly enters the washing cavity of the box body and then is changed into hot moisture, the hot moisture is sucked into the steam generation assembly by the air exhaust assembly, and after being heated, the hot moisture continuously enters the washing cavity to dry the internal environment of the washing cavity, so that the hot moisture circulates between the steam generation assembly and the box body, the drying is accelerated, the hot moisture cannot be discharged outside, the damage of the hot steam to a cabinet and a user can be avoided, and an air exhaust channel does not need to be arranged; therefore, the steam generating assembly not only generates steam for cleaning tableware, but also is matched with the air exhaust assembly to ensure that hot moisture is dried and then continuously enters the washing cavity.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 4 is a cross-sectional view of FIG. 1;

FIG. 5 is an exploded view of FIG. 1;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is an enlarged view of FIG. 5 at B;

FIG. 8 is a schematic view of the baffle of FIG. 7;

FIG. 9 is a schematic view of the check valve of FIG. 2;

fig. 10 is a cross-sectional view of fig. 9.

Detailed Description

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

As shown in fig. 1 to 10, the washing machine of the preferred embodiment, which is a dishwasher, includes a cabinet 1, a drying unit, a steam generating unit, and a second fan 4, wherein the cabinet 1 has a washing chamber 11 therein.

As shown in fig. 5 and 7, the drying assembly includes a first heating element 21 and a first fan 22 disposed outside the cabinet 1, in this embodiment, the first fan 22 is located at the bottom of the cabinet 1, an air inlet 13 communicated with the washing chamber 11 is disposed on a side wall of the cabinet 1, the air inlet 13 on the cabinet 1 is connected to an air outlet of the first fan 22 through an air inlet duct 23, and an air channel is formed inside the air inlet duct 23, so that the air outlet of the first fan 22 is in fluid communication with the inside of the washing chamber 11 of the cabinet 1, and of course, the inner space of the air inlet 13 can be directly used as the air channel.

The first heating member 21 is disposed in the air inlet duct 23, that is, along the flow direction of the air flow in the air duct, the first heating member 21 is located downstream of the air outlet of the first blower 22, and in this embodiment, the first heating member 21 is a PTC heating resistor. Therefore, the temperature of the air flow blown into the washing cavity 11 by the first fan 22 is higher, and the tableware can be dried quickly.

As shown in fig. 7 and 8, a flow guide part 8 is arranged in the air inlet 13, the flow guide part 8 comprises an annular ring 81 and at least two connecting strips 82 arranged in the annular ring 81 in a staggered manner, the inside of the annular ring 81 is divided into a plurality of through holes 83 by the connecting strips 82, and the flow guide part 8 can diffuse air flow to the periphery to accelerate drying speed.

As shown in fig. 1 to 4, the steam generating assembly includes a housing 31 and a second heating member 32, the housing 31 is disposed outside the cabinet 1, and the second heating member 32 is disposed on the housing 31. The housing 31 has an inner cavity 311, and the housing 31 is opened with a steam inlet 313, a water inlet 314 and a steam outlet 312 communicating the inner cavity 311 and the washing chamber 11. Water is injected into the shell 31 from the water inlet 314, and the water in the shell 31 is heated by the second heating element 32 to be heated and volatilized to generate saturated high-pressure high-temperature steam which flows out from the steam outlet 312. The second heating member 32 may be a heating wire.

As shown in fig. 2, 9 and 10, a check valve 5 that only allows fluid (the fluid includes air flow and water flow) to flow from the casing 31 to the cabinet 1 is disposed between the steam outlet of the casing 31 and the washing chamber 11 of the cabinet 1, the check valve 5 includes a valve tube 51, a valve core 52 and an elastic member 53, two ends of the valve tube 51 are respectively connected to the steam outlet 312 of the casing 31 and the washing chamber 11 of the cabinet 1, specifically: the valve pipe 51 is formed by a first valve pipe 512 and a second valve pipe 513 in a butt joint manner, the first valve pipe 512 is connected with the steam outlet 312 of the housing 31 through the steam outlet pipe 6, the second valve pipe 513 is connected with the bottom of the cabinet 1, and the steam enters the washing chamber 11 through a valve pump assembly at the bottom of the cabinet 1 (which is prior art and is not described herein again).

The first valve tube 512 has a blocking port 511 provided therein, and the blocking port 511 communicates with both ends of the valve tube 51. The valve element 52 is disposed in the valve pipe 51 and can move along the valve pipe 51, and along the flow direction of steam from the housing 31 to the box body 1, the valve element 52 is located at the downstream of the blocking opening 511, the elastic member 53 is a spring and is disposed in the valve pipe 51, and the valve element 52 always has a tendency of blocking the blocking opening 511 under the action of the elastic member 53. The steam pushes the valve core 52 to open the seal opening 511 for air intake, and when water is discharged, the valve core 52 closes the seal opening 511 under the action of water flow.

The valve body 52 is provided with a seal 54, and the seal 54 is pressed between the valve body 52 and the block port 511 in a state where the valve body 52 blocks the block port 511, thereby preventing water leakage between the valve body 52 and the block port 511.

During assembly, the blocking port 511 is opened on the first valve pipe 512, the valve core 52 is placed in the first valve pipe 512 or the second valve pipe 513, and then the first valve pipe 512 and the second valve pipe 513 are butted.

As shown in fig. 2, 5, and 6, a steam outlet 12 is formed in a side wall of the box body 1, an installation box 7 is disposed on an outer wall surface of the side wall of the box body 1, one side of the installation box 7 facing the side wall of the box body 1 is open, the steam outlet 12 is enclosed by the open end of the installation box 7, and a second fan 4 is disposed in the installation box 7, that is, the second fan 4 is disposed outside the box body 1, so that an air inlet of the second fan 4 is in fluid communication with the inside of the washing chamber 11. The mounting box 7 is connected to the casing 31 through a steam guide pipe 71, so that the air outlet of the second fan 4 is in fluid communication with the inner cavity 311 of the casing 31.

The second fan 4 works, hot moisture in the washing chamber 11 is extracted from the steam outlet 12 and flows back to the housing 31 through the steam guide pipe 71, the heat of the hot moisture is used for rapidly heating and drying in the housing 31 to become saturated dry high-temperature air, and the saturated dry high-temperature air enters the washing chamber 11 for drying, so that a good drying cycle is formed.

The water inlet pipe 9 is used to supply water into the washing chamber 11.

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

during the first washing, water enters the shell 31 from the water inlet 314 on the shell 31, the second heating element 32 works to form high-temperature steam, the high-temperature steam enters the washing cavity 11 to soak and moisten the tableware, the second heating element 32 stops working after soaking for a period of time, and normal washing is carried out;

after the last washing, the first heating element 21 is firstly turned on to work, hot air enters the washing cavity 11 to dry tableware, after a period of time, the second fan 4 works, hot and humid air in the washing cavity 11 enters the shell 31 through the steam guide pipe 71, at the moment, the second heating element 32 works again to dry the entering hot and humid air, the hot and humid air is changed into high-temperature air to enter the washing cavity 11 again to dry the tableware, because the hot and humid air has certain high temperature, the hot and humid air can return to the washing cavity 11 to dry the tableware after being quickly dried, the formed hot and humid air is pumped out by the second fan 4 again, and the tableware in the washing cavity 11 is quickly dried by circulating the above steps.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions, which are hereinafter collectively referred to as a first portion and a second portion, respectively, that is, fluid gas, liquid or a mixture of the two can flow along a flow path from the first portion or/and be transported to the second portion, and may be the first portion and the second portion directly connected to each other, or the first portion and the second portion indirectly connected to each other through at least one third member, which may be a fluid passage such as a pipe, a passage, a duct, a flow guide member, a hole, a groove, or a chamber allowing fluid to flow therethrough, or a combination thereof.

Claims

1. A cleaning machine comprises

A cabinet (1) having a washing chamber (11);

the drying component comprises a first heating element (21) and a first fan (22) arranged outside the box body (1), the first fan (22) is communicated with the interior of the washing cavity (11) through an air channel, the first heating element (21) is arranged in the air channel and along the flow direction of air flow in the air channel, and the first heating element (21) is positioned at the downstream of an air outlet of the first fan (22);

the steam generating assembly comprises a shell (31) arranged outside the box body (1) and a second heating element (32) arranged on the shell (31), wherein the shell (31) is provided with an inner cavity (311), and a steam outlet (312) communicated with the inner cavity (311) and the washing cavity (11) is formed in the shell (31);

it is characterized by also comprising

The second fan (4) is arranged outside the box body (1), an air inlet of the second fan (4) is in fluid communication with the inside of the washing cavity (11), and an air outlet of the second fan (4) is in fluid communication with the inner cavity (311) of the shell (31).

2. The washing machine as claimed in claim 1, wherein: a one-way valve (5) which only allows fluid to flow from the casing (31) towards the tank (1) is arranged between the steam outlet (312) of the casing (31) and the washing chamber (11) of the tank (1).

3. The cleaning machine of claim 2, wherein: the one-way valve (5) comprises a valve pipe (51), a valve core (52) and an elastic piece (53), wherein two ends of the valve pipe (51) are respectively connected with a steam outlet (312) of the shell (31) and a washing cavity (11) of the box body (1), a blocking port (511) communicated with two ends of the valve pipe (51) is formed in the valve pipe (51), the valve core (52) is arranged in the valve pipe (51) and can move along the valve pipe (51) and along the flow direction of steam from the shell (31) to the box body (1), the valve core (52) is located at the downstream of the blocking port (511), and the valve core (52) has the tendency of blocking the blocking port (511) all the time under the action of the elastic piece (53).

4. The cleaning machine of claim 3, wherein: the valve pipe (51) comprises a first valve pipe (512) and a second valve pipe (513) which are butted, the first valve pipe (512) is connected with the shell (31), the second valve pipe (513) is connected with the box body (1), and the plugging port (511) is positioned in the first valve pipe (512).

5. The washing machine as claimed in claim 4, wherein: the second valve pipe (513) is connected with the bottom of the box body (1).

6. The washing machine as claimed in claim 4, wherein: the first valve pipe (512) is connected with the steam outlet (312) of the shell (31) through a steam outlet pipe (6).

7. The cleaning machine of any one of claims 1-6, wherein: seted up steam outlet (12) on the lateral wall of box (1), and be equipped with install bin (7) on the outer wall of this lateral wall of box (1), one side towards box (1) lateral wall of install bin (7) is uncovered, and the opening end of install bin (7) encloses steam outlet (12) in it, install bin (7) are located in second fan (4), link to each other through leading steam pipe (71) between install bin (7) and casing (31).

8. The cleaning machine of any one of claims 1-6, wherein: the side wall of the box body (1) is provided with an air inlet hole (13) communicated with the washing cavity (11), the air inlet hole (13) is connected with an air outlet of the first fan (22) through an air inlet pipeline (23), and the air duct is formed inside the air inlet pipeline (23).

9. The cleaning machine of claim 8, wherein: be equipped with in fresh air inlet (13) and let air current to guide spare (8) of diffusion all around, guide spare (8) include annular circle (81) and locate two piece at least connecting strips (82) of crisscross setting in annular circle (81), a plurality of through-holes (83) are separated into by connecting strip (82) to annular circle (81) inside.