CN216293963U

CN216293963U - Cleaning machine

Info

Publication number: CN216293963U
Application number: CN202122388679.4U
Authority: CN
Inventors: 陈猛; 戴九松; 陈敏; 郑军妹; 张旭东
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-15
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a cleaning machine, which comprises a box body (1) with a washing cavity (11), and is characterized in that: an air inlet (12) and an air outlet (13) are formed in the box body (1); the heat exchanger also comprises a heat exchanger (2), wherein a first heat exchange channel (21) and a second heat exchange channel (22) are formed inside the heat exchanger; the inlet end of the air inlet pipeline (3) is communicated with the outside atmosphere through a first heat exchange channel (21), and the outlet end of the air inlet pipeline is communicated with the washing cavity (11) through an air inlet (12); an inlet end of the air outlet pipeline (4) is communicated with the air outlet (13) and the washing cavity (11), and an outlet end of the air outlet pipeline is communicated with the outside atmosphere through a second heat exchange channel (22); and the air supply device is used for conveying the air flow from the first heat exchange channel (21) to the air inlet (12) or conveying the air flow from the air outlet (13) to the second heat exchange channel (22). Compared with the prior art, the cleaning machine disclosed by the utility model is convenient for discharging water vapor and can realize heat recovery.

Description

Cleaning machine

Technical Field

The utility model relates to the technical field of kitchen equipment, in particular to a 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. The dish washing machine generally includes a cabinet and a spray device provided in the cabinet for drawing water from the bottom of the cabinet into a water spray part and spraying the water into a washing chamber to wash dishes.

The dish washer on the market at present carries out surplus temperature stoving after the dish washing is finished, perhaps adopts PTC heating to dry. The utility model discloses a full-automatic residue-free efficient dish washing machine, as patent application No. CN202110374560.3 (publication No. CN113080800A) invention patent 'a full-automatic residue-free efficient dish washing machine', the dish washing machine comprises a machine body, wherein a washing chamber, a mechanical chamber, a drainage mechanism, a washing mechanism, a hydrothermal mechanism, a drying mechanism and a dish washing block storage mechanism are arranged on the machine body, the mechanical chamber is positioned outside the washing chamber, a door is arranged on one side of the machine body, the door corresponds to the washing chamber, a plurality of object placing baskets are arranged in the washing chamber, and the dish washing block storage mechanism is arranged on the door. The dish washer that this scheme provided has clean effect preferred, the easy discharge of stoving back steam, and can carry out automatic supplementary piece, the comparatively convenient advantage of use of washing dishes.

However, the adoption of the residual temperature drying mode can cause the temperature in the dishwasher to drop rapidly, so that the water vapor is cooled and adhered to the dishes and the inner wall, and the drying is not thorough; although the mode of drying by PTC heating can realize complete drying, the power consumption is large and the heat loss is serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a cleaning machine which is convenient for discharging water vapor and can realize heat recovery aiming at the current situation of the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a cleaning machine, has the box in washing chamber including inside, its characterized in that: the box body is provided with an air inlet and an air outlet;

and also comprises

The heat exchanger is internally provided with a first heat exchange channel and a second heat exchange channel;

the inlet end of the air inlet pipeline is communicated with the outside atmosphere through the first heat exchange channel, and the outlet end of the air inlet pipeline is communicated with the washing cavity through the air inlet;

the inlet end of the air outlet pipeline is communicated with the air outlet and the washing cavity, and the outlet end of the air outlet pipeline is communicated with the outside atmosphere through the second heat exchange channel; and

and the air supply device is used for conveying the airflow from the first heat exchange channel to the air inlet or conveying the airflow from the air outlet to the second heat exchange channel.

In order to suck the external air flow, the air supply device is a centrifugal fan and is arranged on the heat exchanger, the centrifugal fan is provided with an air suction port and an air outlet, the air flow can be sucked from the air suction port and discharged through the air outlet, the air suction port of the centrifugal fan is communicated with the external atmosphere, and the air outlet of the centrifugal fan is communicated with the inlet of the first heat exchange channel.

In order to avoid the direct suction of the water vapor through the centrifugal fan after the water vapor is discharged, the heat exchanger also comprises an air guide pipeline, wherein the inlet end of the air guide pipeline is communicated with the outlet of the second heat exchange channel, and the outlet end of the air guide pipeline is communicated with the outside atmosphere and is far away from the air suction opening of the centrifugal fan.

Of course, the positions of the centrifugal fan and the air guide pipeline can be exchanged, the air suction opening of the centrifugal fan is communicated with the outlet of the second heat exchange channel, and the air outlet of the centrifugal fan is communicated with the outside atmosphere.

In order to improve the heat exchange efficiency, the number of the first heat exchange channels and the second heat exchange channels is at least two, and the first heat exchange channels and the second heat exchange channels are arranged in a staggered mode.

In order to ensure sufficient heat exchange, the adjacent side parts of the two adjacent first heat exchange channels and the second heat exchange channels share the same heat conducting wall surface.

In order to ensure that the heat-conducting wall surface has a large enough heat exchange area, the first heat exchange channel and the second heat exchange channel are both in a wide strip shape.

In order to avoid the mutual interference of the air inlet channel and the air outlet channel in space, the ventilation directions of the first heat exchange channel and the second heat exchange channel are arranged at an angle.

In order to clean the tableware, a storage basket and a spraying device for cleaning the tableware placed on the storage basket are arranged in the washing cavity.

In order to fully utilize the cleaning space of the washing cavity, the article placing baskets are at least two and are arranged at intervals along the height direction of the washing cavity.

In order to improve the cleaning efficiency, the number of the spraying devices is in one-to-one correspondence with the storage baskets and is positioned below the corresponding storage baskets.

In order to avoid the pollution of the outside air to the washing cavity, an air purification module is arranged at the air inlet.

Compared with the prior art, the utility model has the advantages that: through seting up air intake and air outlet on the box, with the first heat transfer passageway and the second heat transfer passageway of heat exchanger respectively through intake stack and air-out pipeline intercommunication washing chamber, like this, at the steam exhaust in-process, the heat of damp and hot air is retrieved among the second heat transfer passageway in the dry cold air of first heat transfer passageway 21, make the cold air that gets into the washing chamber become hot-air, thereby prevent that the steam condensation in washing chamber from attaching to the bowl dish, can make things convenient for steam to discharge on the one hand, avoid steam to condense in the washing chamber, on the other hand can effectively retrieve the heat in the exhaust damp and hot air.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the cleaning machine of the present invention;

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

FIG. 3 is a transverse cross-sectional view of FIG. 1;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic perspective view of a heat exchanger in an embodiment of the cleaning machine of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 5, a preferred embodiment of the cleaning machine of the present invention is shown. The cleaning machine comprises a box body 1, a heat exchanger 2, an air inlet pipeline 3, an air outlet pipeline 4, a centrifugal fan 5 and an air guide pipeline 6.

The washing machine comprises a box body 1, a washing cavity 11 is arranged in the box body 1, an air inlet 12 and an air outlet 13 which are communicated with the washing cavity 11 are formed in the side walls of the left side and the right side of the box body 1 respectively, an air purification module 121 is arranged at the air inlet 12, a storage basket 14 and a spraying device 15 used for cleaning tableware placed on the storage basket 14 are arranged in the washing cavity 11, the storage baskets 14 are at least two in number and are arranged at intervals along the height direction of the washing cavity 11, and the spraying devices 15 are in one-to-one correspondence with the storage baskets 14 and are located below the corresponding storage baskets 14.

The heat exchanger 2 is internally provided with a first heat exchange channel 21 and a second heat exchange channel 22, and the number of the first heat exchange channel 21 and the second heat exchange channel 22 is at least two and the first heat exchange channel 21 and the second heat exchange channel 22 are arranged in a staggered manner. In this embodiment, the first heat exchanging channel 21 and the second heat exchanging channel 22 are both in a wide strip shape, adjacent side portions of two adjacent first heat exchanging channels 21 and two adjacent second heat exchanging channels 22 share the same heat conducting wall surface, and the ventilation directions of the first heat exchanging channel 21 and the second heat exchanging channel 22 are arranged at an angle.

The inlet end of the air inlet pipeline 3 is communicated with the outlet of the first heat exchange channel 21, and the outlet end of the air inlet pipeline 3 is communicated with the air inlet 12.

The inlet end of the air outlet pipeline 4 is communicated with the air outlet 13, and the outlet end of the air outlet pipeline 4 is communicated with the inlet of the second heat exchange channel 22.

The centrifugal fan 5 is installed on the heat exchanger 2, the centrifugal fan 5 is provided with an air suction opening and an air outlet, air flow can be sucked from the air suction opening and discharged through the air outlet, the air suction opening of the centrifugal fan 5 is communicated with the outside atmosphere, and the air outlet of the centrifugal fan 5 is communicated with the inlet of the first heat exchange channel 21.

The inlet end of the air guide pipeline 6 is communicated with the outlet of the second heat exchange channel 22, and the outlet end of the air guide pipeline 6 is communicated with the outside atmosphere and is far away from the air suction opening of the centrifugal fan 5.

In this embodiment, the heat exchanger 2, the air inlet duct 3, the air outlet duct 4, the centrifugal fan 5 and the air guide duct 6 are all installed on the outer wall of the box body 1.

The working principle of the embodiment is as follows: after the washing machine finishes washing, as shown by a dotted arrow in fig. 3, the centrifugal fan 5 is turned on to suck and blow outside dry and cold air into the first heat exchange channel 21 of the heat exchanger 2, the air flow enters the washing chamber 11 through the air inlet duct 3, meanwhile, the damp and hot air enters the second heat exchange channel 22 of the heat exchanger 2 through the air outlet duct 4 and is then exhausted to the outside atmosphere through the air guide duct 6, and when passing through the heat exchanger 2, the heat of the damp and hot air in the second heat exchange channel 22 is recycled into the dry and cold air in the first heat exchange channel 21, so that the cold air entering the washing chamber 11 becomes hot air, and thus, the steam in the washing chamber 11 is prevented from being condensed and attached to the dishes.

Claims

1. A washing machine comprising a tank (1) inside which a washing chamber (11) is provided, characterized in that: an air inlet (12) and an air outlet (13) are formed in the box body (1);

and also comprises

A heat exchanger (2) in which a first heat exchange channel (21) and a second heat exchange channel (22) are formed;

the inlet end of the air inlet pipeline (3) is communicated with the outside atmosphere through the first heat exchange channel (21), and the outlet end of the air inlet pipeline is communicated with the washing cavity (11) through the air inlet (12);

the inlet end of the air outlet pipeline (4) is communicated with the air outlet (13) and is communicated with the washing cavity (11), and the outlet end of the air outlet pipeline is communicated with the outside atmosphere through the second heat exchange channel (22); and

and the air supply device is used for conveying the airflow from the first heat exchange channel (21) to the air inlet (12) or conveying the airflow from the air outlet (13) to the second heat exchange channel (22).

2. The cleaning machine of claim 1, wherein: air supply arrangement be centrifugal fan (5), install heat exchanger (2) on, this centrifugal fan (5) have inlet scoop and air exit, can inhale the air current from the inlet scoop and discharge through the air exit, the inlet scoop intercommunication external atmosphere of centrifugal fan (5), the air exit intercommunication of centrifugal fan (5) the entry of first heat transfer passageway (21).

3. The cleaning machine of claim 2, wherein: the heat exchanger also comprises an air guide pipeline (6), wherein the inlet end of the air guide pipeline (6) is communicated with the outlet of the second heat exchange channel (22), and the outlet end of the air guide pipeline (6) is communicated with the outside atmosphere and is far away from the air suction opening of the centrifugal fan (5).

4. The cleaning machine of claim 1, wherein: the number of the first heat exchange channels (21) and the number of the second heat exchange channels (22) are at least two, and the first heat exchange channels and the second heat exchange channels are arranged in a staggered mode.

5. The cleaning machine of claim 4, wherein: the adjacent side parts of the first heat exchange channel (21) and the second heat exchange channel (22) share the same heat conducting wall surface.

6. The cleaning machine of claim 5, wherein: the first heat exchange channel (21) and the second heat exchange channel (22) are both in a wide strip shape.

7. The cleaning machine of claim 1, wherein: the ventilation directions of the first heat exchange channel (21) and the second heat exchange channel (22) are arranged at an angle.

8. The cleaning machine of any one of claims 1 to 7, wherein: the washing cavity (11) is internally provided with a storage basket (14) and a spraying device (15) for cleaning the tableware placed on the storage basket (14).

9. The cleaning machine of claim 8, wherein: the article placing baskets (14) are at least two in number and are arranged at intervals along the height direction of the washing cavity (11).

10. The cleaning machine of claim 9, wherein: the number of the spraying devices (15) is in one-to-one correspondence with the storage baskets (14), and the spraying devices are positioned below the corresponding storage baskets (14).

11. The cleaning machine of any one of claims 1 to 7, wherein: and an air purification module (121) is arranged at the air inlet (12).