CN215383824U - Dish washing machine - Google Patents

Abstract

The application discloses a dish washing machine, which comprises a hot air supply device and an inner container with a cleaning cavity, wherein the hot air supply device comprises an air flow generation unit, a heating unit and an air supply channel, the side wall of the inner container is provided with an air inlet communicated with the cleaning cavity, the air flow generation unit is positioned below the inner container and communicated with the air inlet through the air supply channel, part of the air supply channel is positioned below the inner container and forms a heat dissipation space with the bottom wall of the inner container, the heating unit is arranged in the air supply channel positioned below the inner container, and the heating unit is in heat insulation connection with the inner wall of the air supply channel through a heat insulation structure; the airflow generated by the airflow generating unit is heated by the heating unit and then provides hot air for drying along the air supply channel to the cleaning cavity. The application dish washer has simple structure, stoving effectual, heat utilization rate high, energy consumption low grade advantage.

Description

Dish washing machine

Technical Field

The application belongs to the technical field of kitchen appliances, and particularly relates to a dish washing machine.

Background

With the improvement of living standard, the requirements of people on living quality are higher and higher, and especially new requirements on the aspects of quality, performance, intellectualization and the like of kitchen appliances are provided. As a novel kitchen appliance, a dish washer can automatically clean tableware, and has the advantages of simplicity in operation and control, thorough cleaning, water saving and the like, so that the dish washer is popular. The existing dish washer mainly adopts water flow ejected by a spray arm to wash pollutants on tableware so as to achieve the purpose of washing. After washing, water drops can be remained in the dish washing machine and on tableware, if the water drops cannot be removed in time, bacteria can be easily bred in the dish washing machine, and the cleaning effect of the dish washing machine is seriously influenced. Some dish washers on the market realize the drying function by residual heat after the tableware is washed, however, the drying mode is not only long in drying time, and cannot meet the requirement of a user for using the tableware immediately after the washing is finished, and even a great amount of water drops are still attached to the tableware placing rack, the tableware and the inner wall of the tableware placing rack in the inner container. Therefore, the utility model needs to invent a dish washer with the advantages of simple structure, convenient use, high drying efficiency, good drying effect and the like.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

The present invention provides a dishwasher to solve at least one of the above technical problems.

The technical scheme adopted by the utility model is as follows:

a dish washing machine comprises a hot air supply device and an inner container with a cleaning cavity, wherein the hot air supply device comprises an air flow generating unit, a heating unit and an air supply channel, the side wall of the inner container is provided with an air inlet communicated with the cleaning cavity, the air flow generating unit is positioned below the inner container and communicated with the air inlet through the air supply channel, part of the air supply channel is positioned below the inner container and forms a heat dissipation space with the bottom wall of the inner container, the heating unit is arranged in the air supply channel positioned below the inner container, and the heating unit is in heat insulation connection with the inner wall of the air supply channel through a heat insulation structure; the airflow generated by the airflow generating unit is heated by the heating unit and then provides hot air for drying along the air supply channel to the cleaning cavity.

Preferably, the hot air supply device comprises a shell, the air supply channel is formed in the shell, an installation limiting groove is formed in the inner wall of the air supply channel below the inner container, and the heating unit is connected with the installation limiting groove in an adaptive manner through the heat insulation structure.

Preferably, the airflow generation unit is set as a fan, the housing further has a containing cavity for containing the airflow generation unit, the fan is fixedly arranged in the containing cavity, an air duct is arranged on the containing cavity to provide air to the fan, and the heating unit is close to an air outlet of the fan.

Preferably, the heat dissipation space is formed between the shell and the bottom wall of the inner container; the fan comprises a first air inlet, and the shell opposite to the first air inlet is provided with an air duct communicated with the heat dissipation space.

Preferably, the dish washer still includes automatically controlled board, automatically controlled board set firmly in the diapire of inner bag just is located the air current generating unit with directly over the heating unit, be equipped with the erection column that downwardly extending set up on the automatically controlled board, dish washer still includes the connecting piece, hot-blast confession device be equipped with the mounting hole of erection column counterpoint adaptation, the connecting piece is worn through the mounting hole with the erection column in order to incite somebody to action hot-blast confession device with automatically controlled board is connected, with hot-blast confession device with form between the automatically controlled board the heat dissipation space.

Preferably, the hot air supply device comprises a first shell and a second shell which are buckled to form the air supply channel, and the heating unit is a PTC heating unit matched with the air supply channel;

the first shell is provided with a first installation limiting groove, the second shell is provided with a second installation limiting groove, and the first installation limiting groove and the second installation limiting groove are arranged oppositely;

the PTC heating unit passes through thermal-insulated structure with the spacing cooperation of first installation spacing groove, simultaneously the warp thermal-insulated structure with the spacing cooperation of second installation spacing groove.

Preferably, the first installation limiting groove and the second installation limiting groove are both provided as grooves, the heat insulation structure is provided as a block-shaped heat insulator, the first side surface of the PTC heating unit is abutted with the first installation limiting groove through at least one block-shaped heat insulator, and the second side surface of the PTC heating unit is abutted with the second installation limiting groove through at least one block-shaped heat insulator; alternatively, the first and second electrodes may be,

selectively enabling the first installation limiting groove and the second installation limiting groove to be grooves, enabling the heat insulation structure to be heat insulation support legs arranged outside the PTC heating unit, enabling a first side face of the PTC heating unit to be abutted with the first installation limiting groove through a plurality of heat insulation support legs, and enabling a second side face of the PTC heating unit to be abutted with the second installation limiting groove through a plurality of heat insulation support legs; alternatively, the first and second electrodes may be,

selectively make first installation spacing groove with second installation spacing groove all establishes to the recess, thermal-insulated structure establish into with recess looks adaptation and wrap up in the outside heat insulating mattress of PTC heating element, the heat insulating mattress simultaneously with first installation spacing groove with second installation spacing groove adaptation butt.

Preferably, the dishwasher further comprises a fuse link, a fuse link limiting groove is arranged at the first installation limiting groove, the fuse link is fixedly arranged in the fuse link limiting groove and is attached to the outer side wall of the PTC heating unit, and when the temperature of the PTC heating unit is higher than a set temperature, the fuse link is in a fusing state to cut off a power supply loop of the PTC heating unit;

the fuse body limiting groove is provided with a strip-shaped opening communicated with two sides of the first shell, the PTC heating unit is electrically connected with the fuse body through a lead, and the lead penetrates through the strip-shaped opening and is electrically connected with the electric control board.

Preferably, the heating unit is arranged in the air supply channel adjacent to the air outlet of the airflow generation unit; the air supply channel between the air outlet of the air flow generation unit and the air inlet end of the heating unit is arranged in a gradually expanding mode along the air flow direction, and at least part of the air supply channel between the air outlet end of the heating unit and the air inlet is arranged in a contracting mode.

Preferably, the dishwasher further comprises a first tableware placing frame, the air inlet is arranged close to the lower part of the side wall of the inner container, and the first tableware placing frame is fixedly arranged in the cleaning accommodating cavity and is positioned above the air inlet; the inner container is also provided with an air outlet which is positioned at the top of the inner container and is arranged opposite to the air inlet;

the dishwasher also comprises a second tableware placing frame which is fixedly arranged in the cleaning containing cavity and is positioned above the first tableware placing frame; the second tableware placing frame is in a cross mesh structure, connecting ribs are arranged between adjacent meshes, and flow guide bulges are arranged on the lower sides of the connecting ribs;

the inner side of the top wall of the inner container is provided with a plurality of strip-shaped ribs so as to divide the inner side of the top wall of the inner container into a plurality of areas.

The dishwasher provided by the application can bring the following beneficial effects:

1. according to the dishwasher, the hot air is supplied to the interior of the dishwasher after washing through the arranged hot air supply device, so that the interior of the dishwasher can be quickly dried, the cleaning time of tableware is effectively shortened, the cleaning efficiency of the tableware is improved, microorganisms can be effectively inhibited from breeding in the dishwasher, and the cleaning performance and the drying performance of the dishwasher are greatly improved; in addition, this application is through making in the air feed passageway is located to the heating unit through thermal-insulated structure, and then makes the produced heat of heating unit is used for the heating of drying gas almost, then improves dishwasher's drying efficiency.

2. This application is through making hot-blast confession device includes the casing, and the casing is inside to be formed the air feed passageway, the heating unit warp thermal-insulated structure with the installation spacing groove adaptation that sets up in the air feed passageway is connected, like this, not only makes the heating unit can firmly set firmly in the air feed passageway, make moreover hot-blast confession device has the advantage of modularization installation, when promoting the heating efficiency of heating unit, can promote dishwasher's assembly efficiency effectively.

3. This application is through making the casing with form the heat dissipation space between the diapire of inner bag, and further make the first air intake of fan is just right be equipped with on the casing with the wind channel that the heat dissipation space is linked together makes the casing with air in the space between the inner bag and a large amount of hot-air warp around the heating element the wind channel gets into in the hot-blast confession device and as drying gas after the heating element heating, make the produced heat of heating element utilized by high efficiency, then make dishwasher has advantages such as the heating energy consumption is low, the stoving effect is good.

4. This application is through making first casing with second casing lock forms the casing, and make heating element establishes to PTC heating element, PTC heating element warp thermal-insulated structure hangs to be located first casing with in the air feed passageway that the second casing formed, not only make hot-blast air supply device modular assembly of being convenient for can avoid effectively moreover PTC heating element with air feed passageway direct contact and lead to the problem that calorific loss is big.

5. This application is through making heating unit locates adjacently air outlet department of air current generating unit in the air feed passageway, and make the air current generating unit's air outlet with air feed passageway between heating unit's the air inlet end gradually expands along the air current direction and sets up, heating unit's air-out end extremely at least part between the air intake the air feed passageway shrink sets up, and then makes the produced air current of air current generating unit can the position at heating unit place stops for a longer time, implements the stoving to the tableware that is washd behind the gas that uses to dry can fully absorb the heat, and then promotes effectively dishwasher's drying efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a view showing a structure of an assembly formed by a hot air supply device, a tub, etc. included in a dishwasher according to an embodiment of the present invention;

FIG. 2 is an exploded view of the assembly shown in FIG. 1;

FIG. 3 is a view showing the structure of an assembly formed by a hot air supply device, a tub, etc. included in the dishwasher according to the embodiment of the present invention, and dishes to be washed are placed in the tub;

FIG. 4 is a cross-sectional view of the assembly shown in FIG. 1;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 4 at A;

fig. 6 is a structural view of a second dish rack according to an embodiment of the present disclosure;

fig. 7 is a sectional view of a hot air supply device according to an embodiment of the present application;

FIG. 8 is an enlarged view of a portion of the structure of FIG. 7 at B;

fig. 9 is an exploded view of a hot air supply apparatus according to an embodiment of the present application;

fig. 10 is an exploded view of another hot air supply apparatus provided in an embodiment of the present application;

FIG. 11 is a structural view of a heating unit provided with an insulating foot according to an embodiment of the present application;

fig. 12 is a structural view of a first housing provided in an embodiment of the present application.

Wherein:

1 hot air supply device, 11 airflow generation unit, 111 first air inlet, 112 second air inlet, 12 heating unit, 13 air supply channel, 14 heat insulation structure, 15 shell, 151 containing cavity, 152 first shell, 1521 first installation limiting groove, 153 second shell, 1531 second installation limiting groove,

2 inner container, 21 cleaning cavity, 22 air inlet, 23 air outlet,

3 a heat-dissipating space is formed in the upper portion of the heat-dissipating plate,

4 an electric control board, 41 a mounting post,

5, fusing the fuse-link body with the fuse-link body,

6 a fuse-link limiting groove is formed,

7 of the strip-shaped opening is provided with a strip-shaped opening,

81 a first tableware placing rack, 82 a second tableware placing rack and 821 diversion bulges.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

The dishwasher as shown in fig. 1 to 12 includes a hot air supply device 1 and an inner container 2 having a cleaning cavity 21, the hot air supply device 1 includes an air flow generating unit 11, a heating unit 12 and an air supply channel 13, an air inlet 22 communicating with the cleaning cavity 21 is provided on a side wall of the inner container 2, the air flow generating unit 11 is located below the inner container 2 and is communicated with the air inlet 22 through the air supply channel 13, a part of the air supply channel 13 is located below the inner container 2 and forms a heat dissipation space 3 with a bottom wall of the inner container 2, the heating unit 12 is located in the air supply channel 13 below the inner container 2, and the heating unit 12 is connected with an inner wall of the air supply channel 13 through a heat insulation structure 14 in a heat insulation manner; the airflow generated by the airflow generating unit 11 is heated by the heating unit 12 and then provides hot air for drying along the air supply channel 13 to the cleaning cavity 21. It should be noted that the airflow generating unit 11 is any unit capable of generating airflow, and in a specific implementation, the airflow generating unit 11 is preferably a fan, and further preferably the fan is driven by electric power; in addition, the heating unit 12 is not particularly limited, and in a specific implementation, it is preferable that the heating unit 12 is a unit capable of converting electric energy into heat energy, and a specific heating temperature thereof can be selectively set according to actual needs. According to the dishwasher, the hot air supply device 1 is arranged to supply hot air to the interior of the washed dishwasher, so that the interior of the dishwasher can be quickly dried, the cleaning time of tableware is effectively shortened, the cleaning efficiency of the tableware is improved, microorganisms can be effectively inhibited from breeding in the dishwasher, and the cleaning performance of the dishwasher is greatly improved; in addition, this application is through making heating unit 12 locates in air feed passageway 13 through thermal-insulated structure 14, avoid heating unit 12 with contact heat transfer between the air feed passageway 13, and then make the produced heat of heating unit 12 is almost used for the heating of stoving gas, then improves dishwasher's drying efficiency.

As a preferred embodiment of the present invention, as shown in fig. 7 and 8, the hot air supply device 1 further selectively includes a housing 15, the air supply channel 13 is formed inside the housing 15, an installation limiting groove is formed on an inner wall of the air supply channel 13 below the inner container 2, and the heating unit 12 is connected to the installation limiting groove via the heat insulation structure 14. In specific implementation, the airflow generating unit 11 may be further selectively set as a fan, the housing 15 further has a containing cavity 151 for containing the airflow generating unit 11, the fan is fixedly disposed in the containing cavity 151, and an air duct is disposed on the containing cavity 151 to provide air to the fan, so that the heating unit 12 is further disposed near an air outlet of the fan. This application is through making hot-blast air supply device 1 includes casing 15 to the inside chamber 151 and the air feed passageway 13 that holds the fan that forms of casing 15 not only makes heating unit 12 can firmly set firmly in air feed passageway 13 makes moreover hot-blast air supply device 1 has the advantage of modularization installation, when promoting heating unit 12's heating efficiency, can promote dishwasher's assembly efficiency effectively.

As a preferred example in the present embodiment, as shown in fig. 4 and 5, the heat dissipation space 3 is further selectively formed between the casing 15 and the bottom wall of the inner container 2; the fan comprises a first air inlet 111, and the casing 15 opposite to the first air inlet 111 is provided with the air duct communicated with the heat dissipation space 3. This application is through making casing 15 with form heat dissipation space 3 between the diapire of inner bag 2, and further make the first air intake 111 of fan is just right be equipped with on the casing 15 with the wind channel that heat dissipation space 3 is linked together makes casing 15 with in the space between the inner bag 2 air and a large amount of hot-air warp around the heating unit 12 the wind channel gets into in the hot-blast confession device 1, the produced heat of messenger heating unit 12 is utilized high-efficiently, makes then the dish washer has the advantage that the heating energy consumption is low, the stoving is effectual. In practical implementation, the blower may further selectively include a second air inlet 112, and the second air inlet 112 is communicated with the external atmosphere, and when the blower rotates, the blower can suck air from the outside through the second air inlet 112 to provide sufficient air intake for the hot air supply device 1.

As a preferred embodiment of the present application, all of the aforementioned embodiments, examples, and their modified embodiments and modified examples of the present application can further selectively enable the dishwasher to further include an electric control board 4, the electric control board 4 is fixedly disposed on the bottom wall of the inner container 2 and is located right above the airflow generating unit 11 and the heating unit 12, a mounting column 41 extending downward is disposed on the electric control board 4, the dishwasher further includes a connecting member, the hot air supply device 1 is provided with a mounting hole aligned and adapted to the mounting column 41, and the connecting member passes through the mounting hole and the mounting column 41 to connect the hot air supply device 1 and the electric control board 4, so as to form the heat dissipation space 3 between the hot air supply device 1 and the electric control board 4. This application is through making hot-blast confession send device 1 with form between the automatically controlled board 4 heat dissipation space 3 not only can make in the hot-air in the heat dissipation space 3 gets into heating unit 12 smoothly, improves heating unit 12's heating efficiency is the time, also is convenient for heating element's heat dissipation reduces simultaneously the temperature of the environment that casing 15 is located, and then can prolong the life of relevant structure.

As a preferred example in this embodiment, the present application may further selectively enable the housing 15 to include a first housing 152 and a second housing 153 that are fastened to form the air supply channel 13, and the heating unit 12 is a PTC heating unit adapted to the air supply channel 13; a first installation limiting groove 1521 is formed in the first housing 152, a second installation limiting groove 1531 is formed in the second housing 153, and the first installation limiting groove 1521 and the second installation limiting groove 1531 are arranged in a right-to-right mode; the PTC heating unit is in limit fit with the first installation limiting groove 1521 through the heat insulation structure 14, and is in limit fit with the second installation limiting groove 1531 through the heat insulation structure 14. This application is through making first casing 152 with second casing 153 lock forms casing 15, and makes heating unit 12 establishes to PTC heating unit, PTC heating unit warp thermal-insulated structure 14 hangs and locates first casing 152 with in the air feed passageway 13 that second casing 153 formed, not only makes hot-blast air supply device 1 is convenient for the modularization assembly, can avoid effectively moreover PTC heating unit with air feed passageway 13 direct contact and lead to the problem that calorific loss is big.

As a first preferable example in this embodiment, as shown in fig. 9, in the present application, the first installation limiting groove 1521 and the second installation limiting groove 1531 may be both provided as a groove, the heat insulation structure 14 may be provided as a block-shaped heat insulator, the first side surface of the PTC heating unit may abut against the first installation limiting groove 1521 through at least one block-shaped heat insulator, and the second side surface of the PTC heating unit may abut against the second installation limiting groove 1531 through at least one block-shaped heat insulator. In specific implementation, it is preferable that the PTC heating unit is shaped to be square to fit the cross section of the air supply channel 13, and the first installation limiting groove 1521 and the second installation limiting groove 1531 are both shaped as square grooves; as an alternative embodiment, the present application may selectively allow the first side surface of the PTC heating unit to abut against the first installation limiting groove 1521 via one, two, three, four or five or more block-shaped insulators, and selectively allow the second side surface of the PTC heating unit to abut against the second installation limiting groove 1531 via one, two, three, four or five or more block-shaped insulators; in specific implementation, it is further preferable that the first side surface of the PTC heating unit is abutted to the first installation limiting groove 1521 through four block-shaped heat insulators, and the four block-shaped heat insulators are respectively located at four corners of the first side surface, and the second side surface of the PTC heating unit is abutted to the second installation limiting groove 1531 through the four block-shaped heat insulators, and the four block-shaped heat insulators are respectively located at four corners of the second side surface.

As a second preferred example in this embodiment, in this application, the first installation limiting groove 1521 and the second installation limiting groove 1531 may be further selectively set as grooves, the heat insulation structure 14 is a heat insulation support leg (as shown in fig. 11) disposed outside the PTC heating unit, a first side surface of the PTC heating unit is abutted to the first installation limiting groove 1521 through a plurality of heat insulation support legs, and a second side surface of the PTC heating unit is abutted to the second installation limiting groove 1531 through a plurality of heat insulation support legs.

As a third preferred example in this embodiment, as shown in fig. 10, in the present application, the first installation limiting groove 1521 and the second installation limiting groove 1531 may be further selectively set as grooves, the heat insulation structure 14 is set as a heat insulation pad adapted to the grooves and wrapped outside the PTC heating unit, and the heat insulation pad is adapted to abut against the first installation limiting groove 1521 and the second installation limiting groove 1531 at the same time.

In specific implementation, in order to further improve the safety of the dishwasher, the dishwasher may further selectively include a fuse link 5, as shown in fig. 12, a fuse link limiting groove 6 is disposed at the first installation limiting groove 1521, the fuse link 5 is fixedly disposed in the fuse link limiting groove 6 and is attached to the outer sidewall of the PTC heating unit, and when the temperature of the PTC heating unit is greater than a set temperature, the fuse link 5 is in a fused state to cut off the power supply loop of the PTC heating unit; in order to facilitate the installation of the fuse link 5 and the related connection circuit, in specific implementation, a strip-shaped opening 7 communicated with two sides of the first housing 152 is further selectively arranged at the fuse link limiting groove 6, the PTC heating unit is electrically connected with the fuse link 5 through a wire, and the wire penetrates through the strip-shaped opening 7 and is electrically connected with the electric control board 4.

As a preferred embodiment of the present application, all of the aforementioned embodiments, examples, and their modified embodiments, examples, and modified examples of the present application may further selectively provide the heating unit 12 in the air supply channel 13 adjacent to the air outlet of the air flow generating unit 11; the air supply channel 13 between the air outlet of the airflow generating unit 11 and the air inlet end of the heating unit 12 is arranged in a gradually expanding manner along the airflow direction, and at least part of the air supply channel 13 between the air outlet end of the heating unit 12 and the air inlet 22 is arranged in a contracting manner. This application is through making heating unit 12 locates adjacently the air outlet department of airflow generation unit 11 in the air feed passageway 13, and make airflow generation unit 11's air outlet with air feed passageway 13 between the air inlet end of heating unit 12 gradually expands along the air current direction and sets up, heating unit 12's air-out end extremely at least part between the air intake 22 air feed passageway 13 contracts and sets up, and then makes the produced air current of airflow generation unit 11 can heating unit 12 stays longer time, implements the stoving to abluent tableware after the gas that uses to dry can fully absorb the heat, and then promotes effectively dishwasher's drying efficiency.

As a preferred embodiment in this embodiment, the present application may further selectively enable the dishwasher to further include a first rack 81 for placing tableware, the air inlet 22 is disposed near the lower portion of the sidewall of the inner container 2, and the first rack 81 for placing tableware is fixedly disposed in the cleaning cavity 21 and above the air inlet 22; the inner container 2 is also provided with an air outlet 23, and the air outlet 23 is positioned at the top of the inner container 2 and is arranged diagonally to the air inlet 22; this application is through making air intake 22 with air exit 23 diagonal setting can increase effectively the stoving region of dish washer makes the tableware that is arranged in inner bag 2 obtain better stoving effect. In specific implementation, the dishwasher further comprises a second rack 82, and the second rack 82 is fixedly disposed in the cleaning cavity 21 and above the first rack 81; the second tableware placing frame 82 is of a cross mesh structure, connecting ribs are arranged between adjacent meshes, and flow guide bulges 821 are arranged on the lower sides of the connecting ribs; the inner side of the top wall of the inner container 2 is provided with a plurality of strip-shaped ribs so as to divide the inner side of the top wall of the inner container 2 into a plurality of areas. The diversion protrusion 821 is arranged on the lower side of the connecting rib, so that the residue of water drops in the inner container 2 of the dish washing machine can be effectively reduced; in addition, this application through the roof inboard of inner bag 2 is equipped with a plurality of strip muscle of dividing the roof inboard into a plurality of regions, helps the dispersion of the water column in the washing process, helps improving the stoving effect after the dish washer washing.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A dishwasher, characterized in that,

the hot air supply device comprises an air flow generating unit, a heating unit and an air supply channel, wherein the air inlet communicated with the cleaning cavity is formed in the side wall of the inner container, the air flow generating unit is positioned below the inner container and communicated with the air inlet through the air supply channel, part of the air supply channel is positioned below the inner container and forms a heat dissipation space with the bottom wall of the inner container, the heating unit is arranged in the air supply channel positioned below the inner container, and the heating unit is in heat insulation connection with the inner wall of the air supply channel through a heat insulation structure; the airflow generated by the airflow generating unit is heated by the heating unit and then provides hot air for drying along the air supply channel to the cleaning cavity.

2. The dishwasher of claim 1,

the hot air supply device comprises a shell, the air supply channel is formed in the shell, an installation limiting groove is formed in the inner wall of the air supply channel below the liner, and the heating unit is connected with the installation limiting groove in an adaptive mode through the heat insulation structure.

3. The dishwasher of claim 2,

the air current generating unit is set as a fan, the shell is further provided with a containing cavity for containing the air current generating unit, the fan is fixedly arranged in the containing cavity, an air channel is arranged on the containing cavity to provide air to the fan, and the heating unit is close to an air outlet of the fan.

4. The dishwasher of claim 3,

the heat dissipation space is formed between the shell and the bottom wall of the inner container;

the fan comprises a first air inlet, and the shell opposite to the first air inlet is provided with an air duct communicated with the heat dissipation space.

5. The dishwasher of claim 1,

dish washer still includes automatically controlled board, automatically controlled board set firmly in the diapire of inner bag just is located the air current generating unit with directly over the heating unit, be equipped with the erection column that downwardly extending set up on the automatically controlled board, dish washer still includes the connecting piece, hot-blast confession device be equipped with the mounting hole of erection column counterpoint adaptation, the connecting piece warp the mounting hole with the mounting column is in order to incite somebody to action hot-blast confession device with automatically controlled board is connected, with hot-blast confession device with form between the automatically controlled board the heat dissipation space.

6. The dishwasher of claim 5,

the hot air supply device comprises a first shell and a second shell which are buckled to form the air supply channel, and the heating unit is a PTC heating unit matched with the air supply channel;

the first shell is provided with a first installation limiting groove, the second shell is provided with a second installation limiting groove, and the first installation limiting groove and the second installation limiting groove are arranged oppositely;

the PTC heating unit passes through thermal-insulated structure with the spacing cooperation of first installation spacing groove, simultaneously the warp thermal-insulated structure with the spacing cooperation of second installation spacing groove.

7. The dishwasher of claim 6,

the first installation limiting groove and the second installation limiting groove are both arranged into grooves, the heat insulation structure is arranged into a block-shaped heat insulator, the first side surface of the PTC heating unit is abutted with the first installation limiting groove through at least one block-shaped heat insulator, and the second side surface of the PTC heating unit is abutted with the second installation limiting groove through at least one block-shaped heat insulator; alternatively, the first and second electrodes may be,

the first installation limiting groove and the second installation limiting groove are both provided with grooves, the heat insulation structure is a heat insulation support leg arranged outside the PTC heating unit, the first side surface of the PTC heating unit is abutted with the first installation limiting groove through a plurality of heat insulation support legs, and the second side surface of the PTC heating unit is abutted with the second installation limiting groove through a plurality of heat insulation support legs; alternatively, the first and second electrodes may be,

first installation spacing groove with second installation spacing groove all establishes to the recess, thermal-insulated structure establish into with recess looks adaptation and wrap up in the outside heat insulating mattress of PTC heating element, the heat insulating mattress simultaneously with first installation spacing groove with second installation spacing groove adaptation butt.

8. The dishwasher of claim 6,

the dishwasher also comprises a fuse link, wherein a fuse link limiting groove is arranged at the first installation limiting groove, the fuse link is fixedly arranged in the fuse link limiting groove and is attached to the outer side wall of the PTC heating unit, and when the temperature of the PTC heating unit is higher than a set temperature, the fuse link is in a fusing state so as to cut off a power supply loop of the PTC heating unit;

the fuse body limiting groove is provided with a strip-shaped opening communicated with two sides of the first shell, the PTC heating unit is electrically connected with the fuse body through a lead, and the lead penetrates through the strip-shaped opening and is electrically connected with the electric control board.

9. The dishwasher according to any one of claims 1 to 8,

the heating unit is arranged in the air supply channel adjacent to the air outlet of the airflow generating unit; the air supply channel between the air outlet of the air flow generation unit and the air inlet end of the heating unit is arranged in a gradually expanding mode along the air flow direction, and at least part of the air supply channel between the air outlet end of the heating unit and the air inlet is arranged in a contracting mode.

10. The dishwasher of claim 9,

the dishwasher also comprises a first tableware placing frame, the air inlet is arranged close to the lower part of the side wall of the inner container, and the first tableware placing frame is fixedly arranged in the cleaning accommodating cavity and is positioned above the air inlet; the inner container is also provided with an air outlet which is positioned at the top of the inner container and is arranged opposite to the air inlet;

the dishwasher also comprises a second tableware placing frame which is fixedly arranged in the cleaning containing cavity and is positioned above the first tableware placing frame; the second tableware placing frame is in a cross mesh structure, connecting ribs are arranged between adjacent meshes, and flow guide bulges are arranged on the lower sides of the connecting ribs;

the inner side of the top wall of the inner container is provided with a plurality of strip-shaped ribs so as to divide the inner side of the top wall of the inner container into a plurality of areas.

Images