CN215735142U - Electrical apparatus shell and electrical apparatus - Google Patents

Abstract

The utility model provides an electric appliance shell and an electric appliance, and relates to the field of household appliances, wherein the electric appliance shell comprises: the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an air inlet and an air outlet; the first heat insulation piece is arranged in the shell and divides the shell into a high-temperature area and a low-temperature area, the air inlet is arranged in the low-temperature area, the air outlet is arranged in the high-temperature area, and the first heat insulation piece is provided with an air guide opening communicated with the low-temperature area and the high-temperature area; and the second heat insulation piece is arranged outside the shell and is separated between the air inlet and the air outlet. The utility model solves the technical problem that the heat in the electric appliance shell is difficult to dissipate in the prior art.

Description

Electrical apparatus shell and electrical apparatus

Technical Field

The utility model relates to the field of household appliances, in particular to an electric appliance shell and an electric appliance.

Background

When cooking equipment such as an electromagnetic oven, an electric cooker, an electric pressure cooker and the like or electric appliances such as a television and the like work, the temperature inside the shell is usually higher, the heat inside the shell is difficult to dissipate in work, electronic components in the shell are easy to lose efficacy due to heating, and potential safety hazards such as capacitors, protective tubes and the like even exist in explosion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric appliance shell and an electric appliance, which are used for solving the technical problem that the heat in the electric appliance shell is difficult to dissipate in the prior art.

In order to achieve the above purpose, the embodiment of the utility model adopts the following technical scheme:

in a first aspect, an embodiment of the present invention provides an electrical appliance housing, including: the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an air inlet and an air outlet; the first heat insulation piece is arranged in the shell and divides the shell into a high-temperature area and a low-temperature area, the air inlet is arranged in the low-temperature area, the air outlet is arranged in the high-temperature area, and the first heat insulation piece is provided with an air guide opening communicated with the low-temperature area and the high-temperature area; and the second heat insulation piece is arranged outside the shell and is separated between the air inlet and the air outlet.

In the technical scheme of this embodiment, the working device with a large heat generation amount and the working device with a small heat generation amount are respectively arranged in two areas separated by the first heat insulation member, namely, the high temperature area and the low temperature area, where the high temperature area refers to an area in the casing where the working device with a large heat generation amount is arranged, and the low temperature area refers to an area in the casing where the working device with a small heat generation amount is arranged. Therefore, air outside the shell is introduced into the low-temperature area inside the shell from the air inlet, and low-temperature air flows into the high-temperature area inside the shell from the air guide opening formed in the first heat insulation piece in a centralized mode and then is discharged out of the shell from the air outlet, wherein the low-temperature air refers to air flow entering the low-temperature area inside the shell from the air inlet outside the shell, and the air flow is not in contact with working devices in the high-temperature area, so that the low-temperature air has lower temperature relative to the air flow flowing through the high-temperature area, is called as low-temperature air, and can carry away heat of the working devices in the high-temperature area when the air flow passes through the high-temperature area, so that the heat dissipation effect is achieved.

In the technical scheme, in the process that gas outside the shell is introduced into the low-temperature area inside the shell from the air inlet, low-temperature air flows into the high-temperature area inside the shell through the air guide opening formed in the first heat insulation piece in a centralized manner and then is discharged out of the shell from the air outlet, the low-temperature air flows through the high-temperature area in a centralized manner and then is discharged, so that heat in the high-temperature area is taken away quickly, and the effect of quick heat dissipation is achieved; simultaneously, among this technical scheme, separate air intake and air outlet through set up the second heat insulating part in the casing outside, can block that the hot-blast that discharges to the casing outside from the air outlet flows to air intake department and flows back inside the casing to, guarantee to flow through the inside air current of casing for one-way air current, the gas that enters into the casing inside from the air intake is low temperature gas all the time, in order to ensure effective heat dissipation.

To sum up, the electrical apparatus shell that this embodiment provided can reach fast, reduce the inside temperature of electrical apparatus casing effectively under the effect of above-mentioned first heat insulating part and second heat insulating part structure, guarantees the holistic safe in utilization of working device and electrical apparatus, extension electrical apparatus life's beneficial effect.

According to the electric appliance shell provided by the technical scheme of the embodiment, further, the electric appliance shell can also have the following additional technical characteristics:

in the above technical scheme, the casing has a first inner wall and a second inner wall which are arranged oppositely, the first heat insulation piece has one side and the other side which are arranged oppositely, one side of the first heat insulation piece is connected with the first inner wall of the casing in a sealing manner, and the other side of the first heat insulation piece is connected with the second inner wall of the casing in a sealing manner.

In the technical scheme, two opposite sides of the first heat insulation piece are respectively connected with two opposite side walls in the shell in a sealing manner, so that the connection part of the first heat insulation piece and the inner side wall of the shell is sealed, the gap between a high-temperature area and a low-temperature area of the inner space of the shell, which can be communicated with air flow, is reduced, the effect of isolating the high-temperature area and the low-temperature area by the first heat insulation piece is ensured, low-temperature air is further ensured to be discharged to the outside of the shell after flowing through the high-temperature area in a concentrated manner through the air guide opening, and then the high-temperature area in the shell is rapidly cooled.

In the technical scheme, the shell comprises a first shell and a second shell which are arranged in a split manner, and the first heat insulation piece comprises a first sub heat insulation piece and a second sub heat insulation piece which are arranged in a split manner; one end of the first sub heat insulation piece is fixedly connected to the inner wall of the first shell, and one end of the second sub heat insulation piece is fixedly connected to the inner wall of the second shell; the end face of the other end of the first sub heat insulation piece is in butt joint with the end face of the other end of the second sub heat insulation piece.

According to the technical scheme, the first heat insulation piece and the second heat insulation piece which are butted form the complete first heat insulation piece, the high-temperature area and the low-temperature area are completely separated by the complete first heat insulation piece formed by butting the first heat insulation piece and the second heat insulation piece, except for the air guide opening, no other gap through which air can flow exists between the high-temperature area and the low-temperature area, and low-temperature air is discharged to the outside of the shell after flowing through the high-temperature area in a centralized manner, so that the high-temperature area in the shell is cooled rapidly.

Or, in the technical scheme, the housing comprises a first housing and a second housing which are separately arranged, and the first heat insulation piece comprises a first sub heat insulation piece and a second sub heat insulation piece which are separately arranged; one end of the first sub heat insulation piece is fixedly connected to the inner wall of the first shell, and one end of the second sub heat insulation piece is fixedly connected to the inner wall of the second shell; the end face of the other end of the first sub heat insulation piece and the end face of the other end of the second sub heat insulation piece are mutually staggered.

In the technical scheme, the high-temperature area and the low-temperature area are isolated by the first sub heat insulation piece and the second sub heat insulation piece which are mutually staggered, so that the effect of isolating the high-temperature area and the low-temperature area is achieved, preferably, one side surface of the other end of the first sub heat insulation piece and one side surface of the other end of the second sub heat insulation piece are mutually attached, low-temperature air flows through the high-temperature area in a concentrated mode and is discharged to the outside of the shell, and then the high-temperature area in the shell is guaranteed to be cooled rapidly.

Or, in this technical solution, the casing includes first casing and the second casing that the components of a whole that can function independently set up, and one end fixed connection in the inner wall of one of first casing and second casing of first heat insulating material, the terminal surface of the other end of first heat insulating material butt in the inner wall of the other of first casing and second casing.

In any of the above technical solutions, the housing of the electrical appliance housing further includes a middle housing frame fixed between the first housing and the second housing.

In the technical scheme, the middle shell frame is arranged, so that the volume of the inner space of the shell can be increased, working devices can be more easily installed in the shell, and the maintenance work of the working devices in the shell can be conveniently carried out in the using process; in addition, the shell comprises the first shell, the middle shell frame and the second shell which are arranged in a split mode, so that the packaging volume of the shell during transportation can be reduced before the first shell, the middle shell frame and the second shell are assembled, transportation or storage is facilitated, and when part of the shell and related structures of the shell are damaged, the part of the shell and related structures of the shell can be replaced independently, and maintenance cost is saved.

In any of the above technical solutions, the first heat insulating member includes heat insulating ribs; and/or the second heat insulation piece comprises heat insulation ribs, wherein the term "and/or" means that either one of the first heat insulation piece and the second heat insulation piece comprises the heat insulation ribs, or both the first heat insulation piece and the second heat insulation piece comprise the heat insulation ribs.

In the technical scheme, the heat insulation rib is used as a heat insulation structure, and the effect of convenience in manufacturing is achieved at least.

In any of the above technical solutions, the electrical appliance housing further includes an air guide structure disposed inside the housing; the air guide structure comprises an air guide cover and an air guide component; specifically, the air guide cover is arranged above the fan, the air guide component is connected to the air guide cover or connected to the inner bottom wall of the shell, and the air guide component extends towards the air guide opening.

In the technical scheme, the air guide structure can guide the air flow flowing out of the air outlet of the fan to flow to the air guide opening quickly and then flow to the high-temperature area through the air guide opening quickly, so that the air flow flowing out of the air outlet of the fan is reduced or avoided to be full of the low-temperature area and then flow to the high-temperature area, and the heat dissipation efficiency is improved.

In the technical scheme, the air guide component comprises a first air guide component and a second air guide component; specifically, an air guide channel is formed by surrounding the first air guide component, the inner bottom wall of the shell, the second air guide component and the bottom wall of the air guide cover; the air outlet of the air guide channel is communicated with the air outlet side space of the first heat insulation piece, and the air inlet of the air guide channel is communicated with the air outlet of the fan. Compared with the case that the air guide cover and the unilateral air guide component are utilized to guide air to flow, the scheme can enhance the flow guiding capability of low-temperature air flow through the air guide channel formed by surrounding the first air guide component, the inner bottom wall of the shell, the second air guide component and the bottom wall of the air guide cover, and can concentrate and quickly guide all or most of air blown out from the air outlet of the fan into a high-temperature area so as to further enhance the heat dissipation efficiency.

In a second aspect, an embodiment of the present invention provides an electrical apparatus, where the electrical apparatus includes a fan and an electrical apparatus housing provided in any one of the foregoing embodiments, and specifically, the fan is disposed in a low temperature region and is configured to introduce an airflow into a housing from an air inlet.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an exploded schematic view of an assembly structure of an electrical appliance housing and a fan according to an embodiment of the present invention;

FIG. 2 is an exploded view of the upper cover and the base with the fan mounted thereon in the assembly structure of the housing and the fan of the electrical appliance shown in FIG. 1;

FIG. 3 is a schematic view of the mounting structure of the first thermal shield on the base of the appliance housing shown in FIG. 1;

FIG. 4 is a schematic view of the external structure of the base in the appliance housing shown in FIG. 1;

FIG. 5 is an exploded view of the wind scooper and base of the appliance housing shown in FIG. 1;

fig. 6 is a schematic view of an assembly structure of the upper cover, the air guiding cover and the base in the electrical appliance housing shown in fig. 1.

Icon: 101-an air inlet; 102-an air outlet; 110-a first housing; 120-a second housing; 130-a middle housing frame; 200-a first insulation; 201-air guide port; 210-a first sub insulation; 220-a second sub insulation; 300-a fan; 301-blower port; 400-a second insulation; 500-air guiding structure; 501-air guide channels; 510-a wind scooper; 511-a cover plate body; 512-a cover plate extension; 520-a first wind-directing component; 530-a second wind-directing component; 600-a cooktop panel; 700-power line; 800-a main control board; 900-control panel module.

Detailed Description

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

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the utility model product is conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Example one

When cooking equipment such as an electromagnetic oven, an electric cooker, an electric pressure cooker and the like or electric appliances such as a television and the like work, the temperature inside the electric appliance shell is usually higher, the heat inside the electric appliance shell is difficult to dissipate during work, electronic components inside the electric appliance shell are easy to lose efficacy due to heating, and potential safety hazards such as capacitors, protective tubes and the like even exist; in contrast, the present embodiment provides an electrical enclosure capable of dissipating heat quickly to alleviate the technical problem in the prior art that the heat inside the electrical enclosure is difficult to dissipate.

Specifically, referring to fig. 1 to 6, the appliance case includes a case, a first heat insulator 200, and a second heat insulator 400.

Wherein: as shown in fig. 1, 2 and 4, the housing has an intake opening 101 and an outlet opening 102; as shown in fig. 1, fig. 2 and fig. 3, the first thermal insulation member 200 is disposed in the casing to divide the internal space of the casing into a high temperature region and a low temperature region, the air inlet 101 is disposed in the low temperature region, the air outlet 102 is disposed in the high temperature region, the first thermal insulation member 200 is provided with an air guiding opening 201, and the air guiding opening 201 is communicated with the low temperature region and the high temperature region; the second thermal insulation member 400 is disposed on the outer sidewall of the housing, and the second thermal insulation member 400 is partitioned between the inlet 101 and the outlet 102.

In the technical scheme of this embodiment, the working device with a large heat generation amount and the working device with a small heat generation amount are respectively arranged in two areas separated by the first heat insulation member 200, namely, the high temperature area and the low temperature area, where the high temperature area refers to an area in the housing where the working device with a large heat generation amount is arranged, and the low temperature area refers to an area in the housing where the working device with a small heat generation amount is arranged. Therefore, air outside the shell is introduced into the low-temperature area inside the shell from the air inlet 101, and low-temperature air flows into the high-temperature area inside the shell from the air guide opening 201 formed in the first heat insulation part 200 in a centralized manner and then is discharged out of the shell from the air outlet 102, wherein the low-temperature air refers to air flow entering the low-temperature area inside the shell from the air inlet 101 outside the shell, and the air flow is not in contact with working devices in the high-temperature area, so that the air flow has a lower temperature relative to the air flow flowing through the high-temperature area, and is called low-temperature air.

In this embodiment, in the process that the air outside the casing is introduced into the low-temperature region inside the casing from the air inlet 101, the low-temperature air intensively flows into the high-temperature region inside the casing through the air guide opening 201 formed in the first heat insulation member 200 and then is discharged out of the casing from the air outlet 102, the low-temperature air intensively flows through the high-temperature region and then is discharged, so that the heat in the high-temperature region is quickly taken away, and the quick heat dissipation effect is achieved; meanwhile, in the technical scheme, the second heat insulation piece 400 is arranged outside the shell to separate the air inlet 101 and the air outlet 102, and the second heat insulation piece 400 can be used for preventing hot air discharged from the air outlet 102 to the outside of the shell from flowing to the air inlet 101 and then flowing back to the inside of the shell, so that the air flow flowing through the inside of the shell is ensured to be unidirectional air flow, and the air entering the inside of the shell from the air inlet 101 is low-temperature air all the time, so that effective heat dissipation is ensured.

In conclusion, the electrical apparatus shell provided by the embodiment can achieve the beneficial effects of rapidly and effectively reducing the internal temperature of the electrical apparatus shell, ensuring the overall use safety of the working device and the electrical apparatus, and prolonging the service life of the electrical apparatus under the combined action of the first heat insulation piece 200 and the second heat insulation piece 400.

In this embodiment, the number of the first heat insulation member 200 and the second heat insulation member 400 may be one or more, and may be set according to specific needs; the second thermal insulation member 400 may be disposed adjacent to the inlet 101, or may be disposed adjacent to the outlet 102, or the second thermal insulation member 400 may be disposed at any position between the inlet 101 and the outlet 102; the shape of the second thermal insulation member 400 is not particularly limited, for example, but not limited to, the second thermal insulation member 400 is a straight rib structure, a triangular rib structure, a circular protrusion structure, a triangular protrusion structure, etc., as long as the second thermal insulation member can separate the air inlet 101 and the air outlet 102, so as to prevent hot air exhausted from the air outlet 102 from flowing to the air inlet 101, and further prevent the hot air from flowing back to the inside of the housing.

Further, in the present embodiment, the first heat insulating member 200 includes heat insulating ribs; and/or second thermal shield 400 comprises thermal insulating ribs, wherein "and/or" means that, in some alternative embodiments, either one of first thermal shield 200 and second thermal shield 400 adopts a rib-like thermal insulating structure, or, in some alternative embodiments, both of first thermal shield 200 and second thermal shield 400 adopt a rib-like thermal insulating structure, or, each of first thermal shield 200 and second thermal shield 400 comprises a plurality of thermal shields, some of which adopt a rib-like thermal insulating structure. In this embodiment, the heat insulating ribs are used as the heat insulating members, which at least has an effect of facilitating manufacturing.

Further, in this embodiment, the interior of the housing has a first inner wall and a second inner wall which are opposite to each other, the first thermal insulation member 200 has one side and the other side which are opposite to each other, one side of the first thermal insulation member 200 is connected to the first inner wall of the housing in a sealing manner or with a small gap, and the other side of the first thermal insulation member 200 is connected to the second inner wall of the housing in a sealing manner or with a small gap. In some preferred embodiments of the present embodiment, one side of the first heat insulating element 200 is hermetically connected to the first inner wall of the housing, and the other side of the first heat insulating element 200 is hermetically connected to the second inner wall of the housing, in these preferred embodiments, two opposite sides of the first heat insulating element 200 are respectively hermetically connected to two opposite side walls inside the housing, so that the connection portion between the first heat insulating element 200 and the inner side wall of the housing can be sealed, thereby reducing the gap between the high temperature region and the low temperature region of the inner space of the housing, ensuring the effect of the first heat insulating element 200 on isolating the high temperature region from the low temperature region, further ensuring that the low temperature air is concentrated by the air guiding opening 201 and flows through the high temperature region, and then discharged to the outside of the housing, thereby rapidly cooling the high temperature region inside the housing.

In this embodiment, the housing may be an integrated structure, or may include a first housing 110 and a second housing 120, the first housing 110 and the second housing 120 are separately disposed and butted with each other, and the first housing 110 and the second housing 120 may be butted up and down, or butted left and right, or butted obliquely, etc.

In the following description, the first thermal insulation element 200 is described in more detail in the preferred embodiment in which the housing includes the first housing 110 and the second housing 120 which are separated from each other, and two opposite sides of the first thermal insulation element 200 are respectively connected to two opposite sides of the interior of the housing in a sealing manner:

in some more specific embodiments, first insulator 200 includes a first sub-insulator 210 and a second sub-insulator 220 that are arranged separately.

In these embodiments, as an alternative structure, as shown in fig. 1 to 3, one end of the first sub-insulating member 210 is fixedly connected to the inner wall of the first casing 110, one end of the second sub-insulating member 220 is fixedly connected to the inner wall of the second casing 120, the end surface of the other end of the first sub-insulating member 210 is butted against the end surface of the other end of the second sub-insulating member 220, in this alternative structure, the opposite sides of the first heat insulating member 200 are hermetically connected to the opposite sides of the interior of the housing, respectively, so that the portion where the first heat insulating member 200 is connected to the interior of the housing is sealed, the gap between the high-temperature area and the low-temperature area of the inner space of the shell, through which air flows, can be reduced, the isolation effect of the first heat insulation piece 200 on isolation between the high-temperature area and the low-temperature area is guaranteed, low-temperature air is further guaranteed to be concentrated through the air guide opening 201 and then discharged to the outside of the shell after flowing through the high-temperature area, and then the high-temperature area inside the shell is rapidly cooled.

In this optional structure, when the first casing 110 and the second casing 120 are vertically disposed as shown in fig. 1 to 3, the first casing 110 serves as a base, and the second casing 120 serves as an upper cover, the bottom end of the first sub-insulating member 210 is fixed to the inner bottom wall of the first casing 110, the top end of the second sub-insulating member 220 is fixed to the inner top wall of the second casing 120, and the top end surface of the first sub-insulating member 210 is in butt joint with the bottom end surface of the second sub-insulating member 220. The specific end surface shapes of the top end surface of the first sub-insulating member 210 and the bottom end surface of the second sub-insulating member 220 may be a plane, a smooth curved surface, an uneven surface, or the like, as long as the top end surface of the first sub-insulating member 210 is in butt joint with the bottom end surface of the second sub-insulating member 220.

As another optional structure, one end of the first sub-insulating member 210 is fixedly connected to the inner wall of the first casing 110, one end of the second sub-insulating member 220 is fixedly connected to the inner wall of the second casing 120, and the end surface of the other end of the first sub-insulating member 210 and the end surface of the other end of the second sub-insulating member 220 are staggered. Preferably, one side surface of the other end of the first sub heat insulator 210 and one side surface of the other end of the second sub heat insulator 220 are attached to each other. In this optional structure, utilize first sub-heat insulating part 210 and the second sub-heat insulating part 220 of crisscross each other to keep apart high-temperature region and low-temperature region to reach the isolation effect of high-temperature region and low-temperature region, low temperature wind is concentrated to flow through the high-temperature region and is discharged outside the casing, and then to the inside high-temperature region rapid cooling of casing.

In this optional structure, when the first casing 110 and the second casing 120 are vertically disposed as shown in fig. 1 to 3, the first casing 110 serves as a base, and the second casing 120 serves as an upper cover, the bottom end of the first sub-thermal insulation member 210 is fixed to the inner bottom wall of the first casing 110, the top end of the second sub-thermal insulation member 220 is fixed to the inner top wall of the second casing 120, and the top end face of the first sub-thermal insulation member 210 and the bottom end face of the second sub-thermal insulation member 220 are staggered with each other. The specific surface shapes of the top side surface of the first sub-insulating member 210 and the bottom side surface of the second sub-insulating member 220 may be a plane, a smooth curved surface, a concave-convex surface, or the like, and preferably, the surface of the top side of the first sub-insulating member 210 and the surface of the bottom side of the second sub-insulating member 220 are surfaces that can be fastened to each other, so that the surface of one side of the first sub-insulating member 210 and the surface of one side of the second sub-insulating member 220 are attached to each other, thereby enhancing the isolation effect for the high temperature region and the low temperature region.

In some more specific embodiments, one end of the first thermal insulation member 200 is fixedly connected to the inner wall of one of the first casing 110 and the second casing 120, and the end surface of the other end of the first thermal insulation member 200 abuts against the inner wall of the other of the first casing 110 and the second casing 120. For example: when the first housing 110 and the second housing 120 are vertically disposed as shown in fig. 1 to 3, the first housing 110 serves as a base, and the second housing 120 serves as an upper cover, the top end of the first heat insulating member 200 is fixedly connected to the inner top wall of the second housing 120, and the bottom end surface of the first heat insulating member 200 abuts against the inner bottom wall of the first housing 110, or the bottom end of the first heat insulating member 200 is fixedly connected to the inner bottom wall of the first housing 110, and the top end surface of the first heat insulating member 200 abuts against the inner top wall of the second housing 120.

Referring to fig. 1, in some alternative embodiments of the present embodiment, the housing includes a first housing 110 and a second housing 120 that are separately provided, and a middle housing frame 130 that is provided between the first housing 110 and the second housing 120, by providing the middle housing frame 130, the volume of the inner space of the shell can be increased so as to facilitate the installation of working devices in the shell and the maintenance of the working devices in the shell during the use, and since the housing includes the first housing 110, the middle housing frame 130, and the second housing 120, which are separately provided, therefore, before the first casing 110, the middle casing frame 130 and the second casing 120 are assembled, the packing volume of the casings during transportation can be reduced, transportation or storage is facilitated, and when a part of the shell and the related structure thereof are damaged, the part of the shell and the related structure thereof can be independently replaced, so that the maintenance cost is saved.

Further, in these alternative embodiments, preferably, as shown in fig. 1 to 6, the first casing 110 is fixed to the bottom of the middle casing frame 130, and the second casing 120 is fixed to the top of the middle casing frame 130, that is, the first casing 110 serves as a base, the second casing 120 serves as an upper cover, the middle casing frame 130 is fixed between the base and the upper cover, and the base, the middle casing frame 130 and the upper cover surround to form a casing.

In addition, referring to fig. 1, 4, 5 and 6, in some alternative embodiments of the present embodiment, the electrical appliance housing further includes an air guiding structure 500 disposed inside the casing. Specifically, the wind guide structure 500 includes a wind guide cover 510 and a wind guide member. The air guiding cover 510 is disposed above the fan 300, the air guiding component is connected to the air guiding cover 510 or connected to the inner bottom wall of the casing, and the air guiding component extends toward the air guiding opening 201. The specific arrangement manner of the wind guide cover 510 above the fan 300 is various, for example, but not limited to, the wind guide cover and the fan are connected by a pin, a screw, or a protrusion and a groove.

In these optional embodiments, by providing the air guiding structure 500, the air flow flowing out from the air outlet of the fan 300 can be guided to rapidly flow to the air guiding opening 201 and then rapidly flow to the high temperature region through the air guiding opening 201, so as to reduce or prevent the air flow flowing out from the air outlet of the fan 300 from flowing to the high temperature region after filling the low temperature region, and improve the heat dissipation efficiency.

In these alternative embodiments, the specific structural form of the wind guide component has various forms, such as but not limited to, a wind guide structure 500, such as a side plate, disposed on one side of the fan opening 301 of the fan 300, wherein, preferably, as shown in fig. 5 and 6, the wind guide component includes a first wind guide component 520 and a second wind guide component 530; an air guide channel 501 is formed by surrounding the first air guide component 520, the inner bottom wall of the shell, the second air guide component 530 and the bottom wall of the air guide cover 510; an air outlet of the air guide channel 501 is communicated with an air outlet side space of the first heat insulation part 200, and an air inlet of the air guide channel 501 is communicated with an air outlet of the fan 300. Compared with the case that the air guiding cover 510 and the single-side air guiding component are used for guiding the air flow, in the present embodiment, the air guiding channel 501 enclosed and formed among the first air guiding component 520, the inner bottom wall of the casing, the second air guiding component 530 and the bottom wall of the air guiding cover 510 is used for guiding the air, so that the flow guiding capability for low-temperature air flow can be enhanced, and all or most of the air blown out from the air outlet of the fan 300 is concentrated and quickly guided into a high-temperature area, so that the heat dissipation efficiency is further enhanced.

As shown in fig. 5 and 6, preferably, but not limited to, the air guiding cover 510 includes a cover plate main body 511 and a cover plate extension 512, the cover plate main body 511 is fixed above the fan 300, the first air guiding component 520, the second air guiding component 530 and the cover plate extension 512 surround to form the air guiding channel 501, the air guiding channel 501 is disposed in the high temperature region, and the air inlet of the air guiding channel 501 extends to the side of the assembling position of the fan mouth 301 of the fan 300 to surround the fan mouth 301 of the fan 300 in the assembling state, so that the air blown from the fan mouth 301 of the fan 300 can be quickly guided into the high temperature region by using the air guiding channel 501, and the air flowing from the high temperature region is quickly pressed to the air outlet 102 by the air blown from the fan 300 in the assembling state, so as to achieve the purpose of quickly cooling.

It should be noted that those skilled in the art should understand that: although the specific structure of the electric appliance casing provided in the present embodiment has been described in detail in the above alternative embodiments, the structure of the present embodiment is not limited thereto.

For example: as for the structure in which the first heat insulating member 200 and/or the second heat insulating member 400 includes the heat insulating ribs, the first heat insulating member 200 and/or the second heat insulating member 400 may be a plate-like or block-like structure, respectively, instead of the rib-like structure, and the above-described alternative embodiment merely provides a structure that is easier to manufacture as a preferred embodiment.

In contrast to the above-mentioned structure in which the opposite sides of the first thermal insulation member 200 are respectively and hermetically connected to the opposite side walls inside the housing, the structure in which the first thermal insulation member 200 is fixed to the inner side walls of the housing with a small gap therebetween may also be adopted, including but not limited to the structure in which the first thermal insulation member 200 has a plurality of first thermal insulation members 200, the plurality of first thermal insulation members 200 are sequentially arranged, and the structure in which the adjacent two first thermal insulation members 200 have an installation gap therebetween, and the like, according to the structure of the above-mentioned preferred embodiment, the opposite sides of the first thermal insulation member 200 are respectively and hermetically connected to the opposite side walls inside the housing, and thus, in a plurality of alternative embodiments of the present embodiment, it is preferable to provide the opposite sides of the first thermal insulation member 200 to be respectively and hermetically connected to the opposite side walls inside the housing.

For the structure that the first thermal insulation element 200 is fixed on the inner side wall of the housing with a small gap between the first thermal insulation element 200 and the inner side wall of the housing, reference may also be made to the structure in some of the aforementioned alternative embodiments, such that the first thermal insulation element 200 includes the first sub thermal insulation element 210 and the second sub thermal insulation element 220 that are separately arranged, one end of the first sub thermal insulation element 210 is fixedly connected to the first inner wall of the housing, and one end of the second sub thermal insulation element 220 is fixedly connected to the second inner wall of the housing; further, the end face of the other end of the first sub insulation member 210 is butted with the end face of the other end of the second sub insulation member 220, or the end face of the other end of the first sub insulation member 210 and the end face of the other end of the second sub insulation member 220 are staggered with each other; however, the first sub-insulator 210 is fixedly connected between the end surface of one end of the first inner wall and the first inner wall, and the second sub-insulator 220 is fixedly connected between the end surface of one end of the second inner wall and the second inner wall, and a small gap is not provided between the first sub-insulator and the second inner wall.

Such as but not limited to:

as an optional structure, one end of the first sub-insulating member 210 is provided with at least two connecting pins spaced from each other, one end of the first sub-insulating member 210 is connected to the first inner wall through the connecting pins, and the gap is formed between two adjacent connecting pins of the first sub-insulating member 210; referring to the connection structure between the first sub-insulation member 210 and the first inner wall, one end of the second sub-insulation member 220 is provided with at least two connection pins spaced from each other, one end of the second sub-insulation member 220 is connected to the second inner wall through the connection pins, and the gap is formed between two adjacent connection pins of the second sub-insulation member 220.

As another optional structure, one of the one end of the first sub-thermal insulation member 210 and the first inner wall is provided with a clamping protrusion, the other is provided with a clamping groove, the one end of the first sub-thermal insulation member 210 is connected to the first inner wall in a manner of clamping the clamping protrusion in the clamping groove by the clamping machine, a small gap is formed at the clamping position, the connecting structure between the second sub-thermal insulation member 220 and the second inner wall refers to the connecting structure between the first sub-thermal insulation member 210 and the first inner wall, one of the one end of the second sub-thermal insulation member 220 and the second inner wall is provided with a clamping protrusion, the other is provided with a clamping groove, and the one end of the second sub-thermal insulation member 220 is connected to the second inner wall in a manner of clamping the clamping protrusion in the clamping groove by the clamping machine.

In an alternative embodiment of the air guiding structure 500, the air guiding structure 500 is not provided, and the fan port 301 of the fan 300 directly blows the air guiding port 201, so that the low-temperature air directly blows the high-temperature region, but according to the structure of the above alternative embodiment, the air guiding structure 500 is provided, which is beneficial to the concentrated flow of the air blown by the fan 300 into the high-temperature region, and the fan 300 has more optional installation positions, so that the manufacturing and maintenance are more beneficial.

Example two

The present embodiment provides an electrical appliance, as shown in fig. 1, the electrical appliance includes a blower 300 and an electrical appliance housing provided in any one of the alternative embodiments of the first embodiment, specifically, the electrical appliance housing includes a housing, a first heat insulation member 200 and a second heat insulation member 400, wherein: as shown in fig. 1, 2 and 4, the housing has an intake opening 101 and an outlet opening 102; as shown in fig. 1, fig. 2 and fig. 3, the first thermal insulation member 200 is disposed in the casing to divide the internal space of the casing into a high temperature region and a low temperature region, the air inlet 101 is disposed in the low temperature region, the air outlet 102 is disposed in the high temperature region, the first thermal insulation member 200 is provided with an air guiding opening 201, and the air guiding opening 201 is communicated with the low temperature region and the high temperature region; the second heat insulation member 400 is disposed on the outer sidewall of the housing, and the second heat insulation member 400 is partitioned between the air inlet 101 and the air outlet 102; the fan 300 is disposed in the low temperature region and is configured to introduce the airflow into the housing from the air inlet 101, the fan 300 may be clamped or fixed to the inner wall of the housing by a connector such as a screw, and the air inlet 101 may be one or more.

Since the electrical appliance provided by the embodiment includes the electrical appliance housing described in the first embodiment, the electrical appliance provided by the embodiment can achieve all the beneficial effects that the electrical appliance housing can achieve in the first embodiment, and the more specific structure and the achievable effects can be obtained by referring to each optional implementation manner in the first embodiment.

It should be noted that the types of the electrical appliances provided in the present embodiment include, but are not limited to, cooking devices such as induction cookers, electric pressure cookers, or televisions.

Taking the electric appliance as an example of a cooking apparatus, more specifically, as shown in fig. 1 and 2, the electric appliance includes a first housing 110, a middle housing frame 130, a second housing 120, a cooktop 600, a power cord 700, a main control panel 800, a control panel module 900, and a fan 300. The first shell 110, the middle shell frame 130 and the second shell 120 are sequentially connected from bottom to top to form a shell; the cooktop plate 600 is disposed on the upper surface of the second housing 120; a first heat insulation piece 200 is arranged in the shell to divide the shell into a high-temperature area and a low-temperature area; a second heat insulation piece 400 is arranged outside the shell to separate the air inlet 101 and the air outlet 102 of the shell; the fan 300 and the control panel module 900 are arranged in the low-temperature area; the main control board 800 is arranged in the high temperature area; the power cord 700 passes through the case and has one end connected to the main control board 800. During operation, fan 300 makes inside the outside low-temperature gas of casing gets into the casing from air intake 101, low-temperature gas is concentrated via wind-guiding mouth 201 of seting up on first heat insulating part 200, flow into high-temperature region fast, cool down the back to components and parts on the main control board 800 and the inside other work devices that generate heat of casing, from air outlet 102 outflow casing, the air current of outflow casing is kept apart by second heat insulating part 400, in order to avoid flowing back into air intake 101, thereby, guarantee that one-way air current carries out high-efficient cooling to the inside high-temperature region of casing, reach fast, effectively reduce the inside temperature of casing, guarantee the holistic safety in utilization of work device and electrical apparatus, extension electrical apparatus life's beneficial effect.

Finally, it should be noted that: the embodiments in the present description are all described in a progressive manner, each embodiment focuses on the differences from the other embodiments, and the same and similar parts among the embodiments can be referred to each other; the above embodiments in the present specification are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. An appliance housing, comprising:

a housing having an air inlet (101) and an air outlet (102);

the first heat insulation piece (200) is arranged in the shell and divides the shell into a high-temperature area and a low-temperature area, the air inlet (101) is arranged in the low-temperature area, the air outlet (102) is arranged in the high-temperature area, and the first heat insulation piece (200) is provided with an air guide opening (201) which is communicated with the low-temperature area and the high-temperature area;

a second thermal insulation member (400) disposed outside the housing and partitioned between the air inlet (101) and the air outlet (102).

2. The appliance casing according to claim 1, wherein the housing interior has first and second oppositely disposed interior walls, the first insulating member (200) has one oppositely disposed side and another side, one side of the first insulating member (200) is sealingly attached to the first interior wall of the housing, and the other side of the first insulating member (200) is sealingly attached to the second interior wall of the housing.

3. The appliance casing according to claim 2, wherein the housing comprises a first housing (110) and a second housing (120) which are separately arranged, and the first thermal insulation member (200) comprises a first sub thermal insulation member (210) and a second sub thermal insulation member (220) which are separately arranged;

one end of the first sub-insulator (210) is fixedly connected to the inner wall of the first housing (110), and one end of the second sub-insulator (220) is fixedly connected to the inner wall of the second housing (120);

the end surface of the other end of the first sub insulator (210) is butted against the end surface of the other end of the second sub insulator (220).

4. The appliance casing according to claim 2, wherein the housing comprises a first housing (110) and a second housing (120) which are separately arranged, and the first thermal insulation member (200) comprises a first sub thermal insulation member (210) and a second sub thermal insulation member (220) which are separately arranged;

one end of the first sub-insulator (210) is fixedly connected to the inner wall of the first housing (110), and one end of the second sub-insulator (220) is fixedly connected to the inner wall of the second housing (120);

the end face of the other end of the first sub heat insulating member (210) and the end face of the other end of the second sub heat insulating member (220) are staggered with each other.

5. The electrical appliance casing according to claim 2, wherein the casing comprises a first casing (110) and a second casing (120) which are separately arranged, one end of the first heat insulator (200) is fixedly connected to an inner wall of one of the first casing (110) and the second casing (120), and an end face of the other end of the first heat insulator (200) abuts against an inner wall of the other of the first casing (110) and the second casing (120).

6. The appliance casing according to any of the claims 3 to 5, characterized in that the housing further comprises a middle housing frame (130) fixed between the first housing (110) and the second housing (120).

7. The electrical enclosure according to any of claims 1 to 5, characterized in that the first thermal insulation element (200) comprises thermal insulation ribs; and/or the second thermal insulation element (400) comprises thermal insulation ribs.

8. The appliance casing according to any of the claims 1 to 5, further comprising a wind guiding structure (500) arranged inside the casing;

the air guide structure (500) comprises an air guide cover (510) and an air guide component;

the air guide cover (510) is arranged above the fan (300), the air guide component is connected to the air guide cover (510) or connected to the inner bottom wall of the shell, and the air guide component extends towards the air guide opening (201).

9. The electrical enclosure according to claim 8, wherein the wind-directing component comprises a first wind-directing component (520) and a second wind-directing component (530);

an air guide channel (501) is formed by surrounding the first air guide component (520), the inner bottom wall of the shell, the second air guide component (530) and the bottom wall of the air guide cover (510);

the air outlet of the air guide channel (501) is communicated with the air outlet side space of the first heat insulation piece (200), and the air inlet of the air guide channel (501) is communicated with the air outlet of the fan (300).

10. An electrical appliance, characterized in that, comprises a fan (300) and the electrical appliance housing of any one of claims 1 to 9, the fan (300) is arranged in the low temperature region for introducing air flow into the housing from the air inlet (101).

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