CN215222837U

CN215222837U - Heat dissipation device and household appliance thereof

Info

Publication number: CN215222837U
Application number: CN202121154434.9U
Authority: CN
Inventors: 吴津宁; 杨广良; 吴元望; 钟锰康
Original assignee: Guangdong Enaiter Electrical Appliances Co Ltd
Current assignee: Guangdong Enaiter Electrical Appliances Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-17
Anticipated expiration: 2031-05-26

Abstract

The application provides a heat abstractor and domestic appliance thereof relates to domestic appliance's technical field. The heat dissipation device comprises a heat dissipation assembly which is arranged on the outer side of the heating shell, and the end part of the heat dissipation assembly is communicated with the outer side wall of the heating shell; and one side of the cooling component is exposed outside the heating shell and is arranged at a position separated from the heat dissipation component, and the cooling component is used for dissipating heat to the outside of the heating shell. This application is through the lateral wall intercommunication with radiator unit and cooling module and the casing that generates heat for when the casing that generates heat heats the production of heat to food, radiator unit and cooling module all can dispel the heat to the lateral wall of the casing that generates heat, reach the obvious purpose of radiating effect.

Description

Heat dissipation device and household appliance thereof

Technical Field

The application relates to the technical field of household appliances, in particular to a heat dissipation device and a household appliance thereof.

Background

A household kitchen appliance, which cooks food by converting electrical energy into heat energy, is generally provided with a heating device and an electric control device. In the cooking process, the heating device and the electric control device can generate heat to be accumulated in the kitchen appliance, and if the heat is not dissipated in time, the normal work of the kitchen appliance can be influenced; over time, the early aging of the internal devices of the kitchen appliance can be caused, and the service life of the kitchen appliance is seriously influenced; therefore, a heat dissipation device is usually installed inside the kitchen appliance.

However, the conventional heat dissipation structure has a poor heat dissipation effect.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a heat dissipation device and a household appliance thereof, and aims to solve the problem that the heat dissipation effect of an existing heat dissipation structure is not obvious.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the application provides a heat abstractor, includes: the heat dissipation assembly is arranged on the outer side of the heating shell, and the end part of the heat dissipation assembly is communicated with the outer side wall of the heating shell; and one side of the cooling component is exposed outside the heating shell and is separated from the heat dissipation component, and the cooling component is used for dissipating heat outside the heating shell.

Through communicating radiator unit and cooling module with the lateral wall of the casing that generates heat for when the casing that generates heat heats food and produces heat, radiator unit and cooling module all can dispel the heat to the lateral wall of the casing that generates heat, reach the obvious purpose of radiating effect.

Further, the heat dissipation assembly comprises a heat dissipation air guide piece and a heat dissipation fan, the heat dissipation air guide piece is provided with a first heat dissipation cavity, the end portion of the heat dissipation air guide piece is convexly arranged on the outer side wall of the heating shell, the first heat dissipation cavity is communicated with the outer side wall of the heating shell, and an air inlet of the heat dissipation fan is communicated with the first heat dissipation cavity.

Through the work of radiator fan for the heat that the casing produced that generates heat enters into in the first radiating cavity, and discharges its heat to the external world, reaches the cooling to the casing that generates heat.

Further, still include cooling wind guide, cooling wind guide connect in heat dissipation wind guide keeps away from one side of radiator fan, cooling wind guide lid is located cooling module keeps away from one side of the casing that generates heat, cooling wind guide has the second heat dissipation cavity, just cooling wind guide's tip is protruding to be located the lateral wall of the casing that generates heat, make the second heat dissipation cavity with the lateral wall intercommunication of the casing that generates heat.

Through the work of cooling module for the heat that the casing produced that generates heat enters into in the second radiating cavity, and discharges its heat to the external world, reaches the cooling to the casing that generates heat.

Further, cooling wind guide is provided with the bellying, heat dissipation wind guide be provided with the depressed part that the bellying cooperation is connected, the sunken direction of depressed part is cooling fan's air-out direction, just the depressed part is used for separating the fender radiator unit with cooling module.

Furthermore, the cooling assembly comprises a cooling fan cover, a driving device and a cooling fan sleeved on the driving device, the cooling fan is located between the cooling fan cover and the heating shell, the driving device is connected to one side, away from the cooling fan, of the cooling fan cover, and the heat dissipation fan and the driving device are located on the same side of the cooling fan cover.

Further, still include with the coaxial heating element that sets up of cooling fan, heating element with the cooling fan is located the homonymy of cooling fan cover, heating element is used for the heating of the casing that generates heat.

Furthermore, the heating assembly comprises a hot air fan cover and a hot air fan, the cooling fan is positioned on one side of the hot air fan cover, and the hot air fan is positioned on the other side of the hot air fan cover.

Furthermore, a heat flow pressure relief opening is formed in the air heater cover, and an exhaust opening corresponding to the heat flow pressure relief opening is formed in the cooling fan cover.

Further, the air outlet direction of the air outlet is the same as the air outlet direction of the heat dissipation fan.

The interference between the cooling assembly and the heat dissipation assembly can be reduced, and the noise of the product can be reduced.

The present application further provides a household appliance comprising a heat dissipation device as defined in any of the above.

Compared with the prior art, the beneficial effect of this application scheme is: this application is through the lateral wall intercommunication with radiator unit and cooling module and the casing that generates heat for when the casing that generates heat heats the production of heat to food, radiator unit and cooling module all can dispel the heat to the lateral wall of the casing that generates heat, reach the obvious purpose of radiating effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for a user of ordinary skill in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic overall structure diagram of a heat dissipation device and a household appliance thereof disclosed in an embodiment of the present application.

Fig. 2 is a schematic bottom structure diagram of a heat dissipation device and a household appliance thereof disclosed in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a heat dissipation device and a heat dissipation assembly of a household appliance thereof disclosed in an embodiment of the present application.

Fig. 4 is an exploded schematic view of a heat dissipation device and a heat dissipation assembly of a household appliance thereof according to an embodiment of the present application.

Fig. 5 is an exploded view of a heat dissipation device and a cooling assembly of a household appliance thereof according to an embodiment of the present application.

Reference numerals

100. A heat dissipating component; 101. a heat dissipation wind guide member; 102. a heat radiation fan; 103. cooling the air guide member; 200. a cooling assembly; 201. a cooling fan housing; 202. cooling the fan; 203. a drive device; 204. a fan of the air heater; 205. a hot air blower cover; 206. a heat flow pressure relief vent; 300. a heat generating housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience of describing the present application and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case to a user of ordinary skill in the art.

Examples

As shown in fig. 1, fig. 1 is a schematic overall structure diagram of a heat dissipation device and a household appliance thereof disclosed in the embodiment of the present application; the application provides a heat abstractor, includes: the household appliance heat dissipation assembly comprises a heat dissipation assembly 100 and a cooling assembly 200, wherein the heat dissipation assembly 100 and the cooling assembly 200 are arranged at the upper end of a heating shell 300 of the household appliance, and the heating shell 300 can be used for placing food and cooking the food.

For example, the air outlet direction of the heat dissipation assembly 100 is parallel to the air outlet direction of the cooling assembly 200, and both are horizontal directions of the rear end of the household appliance, and the air outlet of the heat dissipation assembly 100 is located above the air outlet of the cooling assembly 200; it should be noted that, in other embodiments, the air outlet direction of the heat dissipation assembly 100 may also be set to be perpendicular to the air outlet direction of the cooling assembly 200, which all belong to the protection scope of the present application and are not repeated herein.

As shown in fig. 2, fig. 2 is a schematic bottom structure diagram of a heat dissipation device and a household appliance thereof disclosed in the embodiment of the present application; the heat sink assembly 100 in the present application is disposed outside the heat generating housing 300, and the end of the heat sink assembly 100 is connected to the outer sidewall of the heat generating housing 300.

Illustratively, the heat dissipation assembly 100 is disposed at the top of the cavity housing in the open box, and both the left and right ends of the heat dissipation assembly 100 are communicated with the outer sidewall of the heat generation housing 300, when the heat dissipation assembly 100 works, negative pressure is generated inside the heat dissipation assembly 100, so that outside air enters the outer sidewall of the heat generation housing 300 and brings heat into the heat dissipation assembly 100, and the heat dissipation assembly 100 discharges the heat thereof to finish heat dissipation of the outer side of the heat generation housing 300.

It can be understood that the end of the heat sink assembly 100 is communicated with the outer sidewall of the heat generating casing 300, the extending direction of the heat sink assembly 100 is the horizontal direction of the heat generating casing 300, the left and right ends of the heat sink assembly 100 both extend to the outer edges of the left and right sides of the heat generating casing 300, and when the outside air enters the outside of the heat generating casing 300, the outside air enters the heat sink assembly 100 from the left and right ends of the heat sink assembly 100.

As shown in fig. 2, the heat dissipation assembly 100 includes a heat dissipation wind guide 101 and a heat dissipation fan 102, the heat dissipation wind guide 101 has a first heat dissipation cavity, and an end of the heat dissipation wind guide 101 is protruded on an outer side wall of the heat generation housing 300, so that the first heat dissipation cavity is communicated with the outer side wall of the heat generation housing 300, and an air inlet of the heat dissipation fan 102 is communicated with the first heat dissipation cavity.

Illustratively, the heat dissipation air guide 101 is a special-shaped member, that is, one end of the heat dissipation air guide 101 is arranged in parallel with the heat dissipation fan 102, and the other end of the heat dissipation air guide 101 is arranged in an inward concave shape, where the inward concave direction is an air outlet direction of the heat dissipation fan 102; the bottom of the heat dissipation air guide 101 is open, the bottom of the heat dissipation air guide 101 is attached to the upper surface of the cooling fan cover 201 of the cooling assembly 200, and when the heat dissipation fan 102 works, air entering the outer side of the heating shell 300 enters the first heat dissipation cavity from the bottom of the heat dissipation air guide 101.

Through the work of the heat dissipation fan 102, the heat generated by the heating shell 300 enters the first heat dissipation cavity, and the heat is discharged to the outside, so that the heating shell 300 is cooled once.

As shown in fig. 3, fig. 3 is a schematic structural diagram of a heat dissipation device and a heat dissipation assembly 100 of a household appliance thereof disclosed in the embodiment of the present application, the heat dissipation assembly 100 further includes a cooling air guide 103, the cooling air guide 103 is connected to one side of the heat dissipation air guide 101 away from the heat dissipation fan 102, the cooling air guide 103 is covered on one side of the cooling assembly 200 away from the heat generation housing 300, the cooling air guide 103 has a second heat dissipation cavity, and an end of the cooling air guide 103 is convexly disposed on an outer side wall of the heat generation housing 300, so that the second heat dissipation cavity is communicated with the outer side wall of the heat generation housing 300.

Illustratively, the bottom of the cooling air guide 103 is open, the bottom of the cooling air guide 103 is attached to the upper surface of the cooling fan cover 201 of the cooling module 200, when the driving device 203 drives the cooling fan 202 to work, air entering the outside of the heating housing 300 enters the second heat dissipation cavity from the bottom of the cooling air guide 103, then passes through the cooling fan cover 201 of the cooling module 200, and is blown to the outside by the cooling fan 202.

Through the work of cooling module 200 for the heat that generates heat casing 300 produced enters into in the second radiating cavity, and discharges its heat to the external world, reaches the secondary cooling to the casing 300 that generates heat.

As shown in fig. 4, fig. 4 is an explosion schematic view of a heat dissipation device and a heat dissipation assembly 100 of a household appliance thereof disclosed in the embodiment of the present application, the cooling air guide 103 is provided with a protruding portion, the cooling air guide 101 is provided with a recessed portion connected with the protruding portion in a matching manner, a recessed direction of the recessed portion is an air outlet direction of the heat dissipation fan 102, and the recessed portion is used for blocking the heat dissipation assembly 100 and the cooling assembly 200.

Exemplarily, the protrusion may be disposed above the driving device 203, a space is left between the protrusion and the driving device 203, and the protrusion of the protrusion increases an air circulation area, which is more beneficial to internal heat dissipation of the household appliance when the driving device 203 operates.

As shown in fig. 5, fig. 5 is an exploded schematic view of a heat dissipation device and a cooling assembly 200 of a household appliance thereof according to an embodiment of the present application; in this application, one side of the cooling module 200 is exposed outside the heat-generating housing 300, and is separated from the heat-dissipating module 100, and the cooling module 200 is used for dissipating heat from the outside of the heat-generating housing 300.

Through communicating the heat dissipation assembly 100 and the cooling assembly 200 with the outer side wall of the heating shell 300, when the heating shell 300 heats food to generate heat, both the heat dissipation assembly 100 and the cooling assembly 200 can dissipate the heat of the outer side wall of the heating shell 300, and the purpose of obvious heat dissipation effect is achieved.

As shown in fig. 5, the cooling assembly 200 includes a cooling fan cover 201, a driving device 203, and a cooling fan 202 sleeved on the driving device 203, the cooling fan 202 is located between the cooling fan cover 201 and the heat generating housing 300, the driving device 203 is connected to a side of the cooling fan cover 201 away from the cooling fan 202, and the heat dissipation fan 102 and the driving device 203 are located on a same side of the cooling fan cover 201; the cooling fan cover 201 can isolate the heating shell 300 from the heat dissipation assembly 100, and also can ensure that the respective operations of the cooling fan 202 and the heat dissipation assembly 100 are not interfered with each other.

In this application, the heat dissipation device further includes a heating component coaxially disposed with the cooling fan 202, the heating component is located on the same side of the cooling fan cover 201 as the cooling fan 202, and the heating component is used for heating the heating shell 300.

This application is with cooling blower fan 202 and the coaxial setting of heating element for cooling element 200 dispels the heat to domestic appliance when can providing the heat to shell 300 in the oven, reaches the effect of the energy can be saved, has also increased the usability of product, has improved the added value of product.

As shown in fig. 5, the heating component includes a hot fan cover 205 and a hot fan 204, the cooling fan 202 is located on one side of the hot fan cover 205, and the hot fan 204 is located on the other side of the hot fan cover 205.

Hot-air blower fan 204 and cooling blower fan 202 are kept apart into two cavitys in this application to hot-air blower fan 205, and drive arrangement 203 drive cooling blower fan 202 is rotatory can realize dispelling the heat flow cavity, also can dispel the heat that drive arrangement 203 produced, effectively provides drive arrangement 203's life.

Illustratively, the hot air blower cover 205 is connected to the heating housing 300, the hot air blower fan 204 is located inside the heating housing 300 and used for heating food inside the heating housing 300, and the cooling air blower fan 202 is located outside the heating housing 300 and used for dissipating heat inside the household appliance.

As shown in fig. 5, a heat flow pressure relief opening 206 is formed in the heat fan cover 205, and an exhaust opening corresponding to the heat flow pressure relief opening 206 is formed in the cooling fan cover 201; the air outlet direction of the air outlet is the same as the air outlet direction of the heat dissipation fan 102, so that the interference between the work of the cooling assembly 200 and the work of the heat dissipation assembly 100 can be reduced, and the noise of the product can be reduced.

For example, the heat flow pressure relief vent 206 may be used to discharge oil smoke generated by food during the operation of the heating housing 300, and blow the oil smoke from the exhaust vent to an air outlet through the cooling fan 202; it should be noted that, in other embodiments, the air outlet direction of the heat dissipation assembly 100 may be perpendicular to the air outlet direction of the air outlet, and the arrangement position of the heat dissipation assembly 100 may be set according to an actual application situation.

The heat dissipation device can be applied to household appliances, such as an electric oven, an electric frying pan or an air frying pan; taking an air fryer as an example, the working principle of the air fryer is that when the air fryer is used, electric equipment of a household appliance is electrically connected with an external power supply, the driving device 203 is started, so that the cooling fan 202 and the hot air fan 204 are driven to rotate, external air is sucked to the outer side of the heating shell 300 and enters the cooling air guide member 103, the air in the cooling air guide member 103 is sent into the cooling fan cover 201 by the cooling fan 202 and is exhausted through an exhaust port, and high temperature generated by the driving device 203 and the heating shell 300 can be effectively exhausted; in addition, by starting the heat dissipation fan 102, the outside of the heating shell 300 enters the inside of the heat dissipation air guide 101, and then the air inside the heat dissipation air guide 101 is discharged through the heat dissipation fan 102, so that the household appliance can be effectively and uniformly cooled, and the local temperature difference of the household appliance is reduced.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A heat dissipating device, comprising:

the heat dissipation assembly is arranged on the outer side of the heating shell, and the end part of the heat dissipation assembly is communicated with the outer side wall of the heating shell;

and one side of the cooling component is exposed outside the heating shell and is separated from the heat dissipation component, and the cooling component is used for dissipating heat outside the heating shell.

2. The heat dissipation device as claimed in claim 1, wherein the heat dissipation assembly includes a heat dissipation wind guide and a heat dissipation fan, the heat dissipation wind guide has a first heat dissipation cavity, and an end of the heat dissipation wind guide protrudes from an outer sidewall of the heat generation housing, so that the first heat dissipation cavity is communicated with the outer sidewall of the heat generation housing, and an air inlet of the heat dissipation fan is communicated with the first heat dissipation cavity.

3. The heat dissipating device according to claim 2, further comprising a cooling air guiding member, wherein the cooling air guiding member is connected to a side of the cooling air guiding member away from the heat dissipating fan, the cooling air guiding member is covered on a side of the cooling assembly away from the heat generating housing, the cooling air guiding member has a second heat dissipating cavity, and an end of the cooling air guiding member is protruded on an outer sidewall of the heat generating housing, so that the second heat dissipating cavity is communicated with the outer sidewall of the heat generating housing.

4. The heat dissipating device according to claim 3, wherein the cooling wind guide is provided with a protrusion, the cooling wind guide is provided with a recess cooperatively connected with the protrusion, a recess direction of the recess is an air outlet direction of the heat dissipating fan, and the recess is used for blocking the heat dissipating component and the cooling component.

5. The heat dissipating device of claim 2, wherein the cooling assembly comprises a cooling fan housing, a driving device, and a cooling fan sleeved on the driving device, the cooling fan is located between the cooling fan housing and the heat generating housing, the driving device is connected to a side of the cooling fan housing away from the cooling fan, and the heat dissipating fan and the driving device are located on the same side of the cooling fan housing.

6. The heat dissipating device according to claim 5, further comprising a heat generating component disposed coaxially with the cooling fan, the heat generating component and the cooling fan being located on the same side of the cooling fan cover, the heat generating component being used for heating the heat generating housing.

7. The heat dissipating device of claim 6, wherein the heat generating component comprises a hot fan housing and a hot fan, the cooling fan being located on one side of the hot fan housing and the hot fan being located on the other side of the hot fan housing.

8. The heat dissipation device as claimed in claim 7, wherein the hot air blower cover is provided with a heat flow pressure relief opening, and the cooling blower cover is provided with an exhaust opening corresponding to the heat flow pressure relief opening.

9. The heat dissipating device of claim 8, wherein the outlet direction of the outlet is the same as the outlet direction of the heat dissipating fan.

10. A household appliance, characterized in that it comprises a heat dissipating arrangement according to any one of claims 1 to 9.