CN110683212A

CN110683212A - Packaging structure and household electrical appliances

Info

Publication number: CN110683212A
Application number: CN201910935447.0A
Authority: CN
Inventors: 张静静; 刘坤
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-01-14
Anticipated expiration: 2039-09-29
Also published as: CN110683212B

Abstract

The invention provides a packaging structure and household electrical appliance equipment, wherein the packaging structure comprises: at least one upper pad, each upper pad comprising an upper pad plate body foldable to fit the upper portion of the household appliance; the household appliance packaging structure comprises at least one lower pad, wherein each lower pad comprises a lower pad plate body which can be folded to be matched with the lower part of the household appliance, and the upper pad and the lower pad are respectively matched with the household appliance to realize the packaging of the household appliance. According to the technical scheme, the upper liner and the lower liner are made of packing paper materials, so that the packaging bag is small in occupied space, easy to disassemble and recycle, low in packaging cost, green and environment-friendly, and capable of reducing environmental pollution.

Description

Packaging structure and household electrical appliances

Technical Field

The invention relates to the technical field of packaging, in particular to a packaging structure and household electrical appliance equipment.

Background

At present, for the transportation of electrical equipment, often adopt to be equipped with packaging structure outside electrical equipment, in order to avoid in the transportation, electrical equipment directly bumps with other objects and causes the damage, as shown in fig. 1, current packaging structure is through last liner 1 ', lower liner 2 ', the upper portion and the lower part of parcel culinary art body 3 ' respectively are in order to realize the protection to the culinary art body, current packaging structure's material mainly is EPS (Expanded Polystyrene, Polystyrene foam), the packing volume is great, occupation space is big, can produce harmful substance in process of production, cause environmental pollution, and can't retrieve after using.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

In view of the above, an object of the present invention is to provide a packaging structure.

Another object of the present invention is to provide a home appliance.

In order to achieve at least one of the above objects, according to a first aspect of the present invention, there is provided a packaging structure including: at least one upper pad, each upper pad comprising an upper pad panel foldable to form a pocket around at least a portion of an upper portion of the appliance; at least one lower pad, each lower pad including a lower pad plate body foldable to form at least a portion of a lower portion surrounding the home appliance, wherein the upper pad and the lower pad are respectively engaged with the home appliance to implement packaging of the home appliance.

According to the packaging structure provided by the invention, the upper liner plate body is folded to form the upper liner, and the upper liner can surround at least part of the upper part of the household appliance, so that the household appliance is protected. Similarly, every lower liner includes the lower liner plate body, through carrying out folding formation lower liner with the lower liner plate body, and the lower liner can surround the lower part of tame electric installation at least partly, in order to realize the protection to tame electric installation, concretely, the lower liner wraps up tame electric installation's lower part at least part, when the lower part of tame electric installation bumps with other objects, reduce tame electric installation impact force through the cushioning effect of lower liner, avoid other objects to tame electric installation's lower part damage, in addition, because the lower part of tame electric installation is wrapped up to the lower liner, on the one hand when placing tame electric installation, the support is realized to the accessible lower liner, reduce tame electric installation direct with the contact of placing the face. Under the combined action of the upper liner and the lower liner, the side wall of the lower part of the household appliance is wrapped, the side wall of the upper part of the household appliance is wrapped by the upper liner, and in the transportation process of the household appliance, each household appliance is spaced by the lower liner plate body and the upper liner plate body, so that contact and collision among different household appliances are avoided, and the household appliances are protected.

The upper liner and the lower liner are formed by folding the upper liner plate body and the lower liner plate body respectively, so that the packaging structure has the advantages of small occupied space, easiness in disassembly and recovery, low packaging cost, environmental friendliness and capability of reducing environmental pollution.

Wherein, the upper liner plate body is folded for multiple times to form an upper liner, so that the upper liner has a multi-layer buffer layer structure; the lower liner plate body is folded for multiple times to form the lower liner, so that the lower liner has a multi-layer buffer layer structure, and the buffer effect is improved.

Wherein, the materials of the upper gasket plate body and the lower gasket plate body include but are not limited to: corrugated board, boxboard, white board.

The upper pad formed after the upper pad plate body is folded and the lower pad formed after the lower pad plate body is folded can completely wrap the household appliance, and can only wrap the local part of the household appliance.

The upper liner plate body can be a whole body and completely wraps the upper part of the household appliance, and the lower liner plate body can be a whole body and completely wraps the lower part of the household appliance.

Wherein, the upper liner plate body can be a plurality of, each upper liner plate body wraps an edge or an angle of the household appliance, when wrapping the edge, the plurality of upper liner plate bodies can be arranged at intervals, and can also realize complete wrapping through the upper liner formed by folding one upper liner plate body, concretely, the upper liner wrapping the edge is provided with two wallboards which form an angle with each other, the angle can be 80 degrees, 90 degrees or 100 degrees, it can be understood that the upper liner formed when the two wallboards are mutually vertical has more adaptability, when wrapping the angle, the upper liner formed after the upper liner plate body is folded has three wallboards, any two wallboards in the three wallboards form an angle with each other, it can be understood that the upper liner formed when any two wallboards are vertical has more adaptability, all edges and angles of the upper part of the household appliance are wrapped through the plurality of upper liner plate bodies, similarly, the lower liner plate bodies can be a plurality of, every lower liner plate body wraps up an edge or angle of tame electric installation respectively, when wrapping up the edge, a plurality of lower liner plate bodies can set up at the interval, also can realize wrapping up completely through the last liner that forms after the folding of a lower liner plate body, concretely, the lower liner of parcel edge has two wallboards that become the angle each other, the angle can be 80 °, 90 ° or 100 °, can understand, the lower liner that forms when two wallboard mutually perpendicular more has the adaptability, when wrapping up the angle, the lower liner that forms after the folding of lower liner plate body has three wallboard, each other becomes the angle between two arbitrary wallboards in the three wallboard, can understand, the last liner that forms when perpendicular between two arbitrary wallboards more has the adaptability, through the whole edges and the angle parcel of the lower part of tame electric installation of a plurality of lower liner plate bodies.

In the above technical solution, the upper pad specifically includes: at least one upper corner matching groove which is arranged corresponding to the corner of the middle upper part of the household appliance; and the at least one upper edge matching groove is arranged corresponding to the edge of the middle upper part of the household appliance.

In the technical scheme, the upper liner comprises at least one upper corner matching groove and at least one upper edge matching groove, so that the upper liner can wrap at least one corner and at least one edge of the upper part of the household appliance, and the damage to the household appliance caused by collision of the corner and the edge of the upper part of the household appliance with other objects is reduced through the buffer effect of the upper liner.

Wherein, go up the upper corner cooperation groove of liner and go up the arris cooperation groove and correspond the setting with the corner and the edge on electrical home appliances upper portion respectively, make and go up the liner and laminate mutually with corner, edge and roof and lateral wall on electrical home appliances upper portion to reduce the holistic occupation space of packaging structure, the transportation of the electrical home appliances of being convenient for.

Specifically, the number of upper corner matching grooves and upper edge matching grooves in each upper liner may be one or multiple, for example, each upper liner may include one upper corner matching groove and one upper edge matching groove, when the household electrical appliance is rectangular, four edges and four corners on the upper portion of the household electrical appliance may be respectively protected by the four upper liners, or each upper liner includes two upper corner matching grooves and one upper edge matching groove, at this time, the two upper corner matching grooves are respectively disposed at two ends of the upper edge matching grooves, or each upper liner includes four upper corner matching grooves or four upper edge matching grooves.

In the above technical solution, the upper pad plate body specifically includes: the first upper substrate can be folded to form a part of upper edge matching grooves, and the folded first upper substrate is provided with a sinking groove corresponding to the household appliance; the second upper base plate is connected with the first upper base plate and can be folded along the preset direction to form an upper edge matching groove between the second upper base plate and the folded first upper base plate.

In this technical solution, a part of the upper edge matching groove is formed by folding the first upper substrate, and the second upper substrate is connected to the first upper substrate, and the remaining part of the upper edge matching groove is formed by folding, it can be understood that one sidewall of the upper edge matching groove is formed by folding the first upper substrate, and the other sidewall of the upper edge matching groove is formed by folding the second upper substrate. Wherein, be equipped with the heavy groove that corresponds with tame electric installation on the first upper substrate after folding to stretch into at least part of tame electric installation and sink in the groove, carry on spacingly through sinking the groove to tame electric installation, with the rapid assembly position of finding tame electric installation and last liner plate body.

In the above technical solution, the upper pad plate body further includes: at least one upper side plate, upper side plate and first upper substrate and the cooperation of second upper substrate form the upper corner cooperation groove after the upper side plate can fold and fold, and wherein, the one side that first upper substrate was kept away from to the second upper substrate is equipped with the upper padding plate, and the upper padding plate can fold and form the cooperation groove in the corner in the part.

In this technical scheme, still include at least one upper side board through on the upper liner plate body, and go up the side board and form upper corner cooperation groove through folding and first upper substrate and the cooperation of second upper substrate, in order to protect the corner on electrical home appliances upper portion through upper corner cooperation groove, the upper padding plate that first upper substrate one side was kept away from to the second upper substrate forms upper corner cooperation groove through folding, cooperate with the upper corner cooperation groove in the part that the upper side board is folded to form, make upper corner cooperation groove can cushion the impact force when other objects bump electrical home appliances through the upper padding plate.

It can be understood that the first upper substrate and the second upper substrate are folded to form two side walls of the upper edge matching groove respectively, on the basis, the upper side plate is folded to form another side wall at one end of the upper edge matching groove, and then the three side walls are matched together to enclose the upper corner matching groove.

In the technical scheme, the upper side plate is folded to form a hollow side wall of the upper corner matching groove; or the upper side panel is folded to form at least partially solid upper corner mating groove side walls.

In this technical scheme, form the lateral wall in hollow upper corner cooperation groove through going up the side panel after folding to structure disappearance through the lateral wall in upper corner cooperation groove realizes multistage buffering, perhaps, goes up the side panel and forms the lateral wall in at least partial solid upper corner cooperation groove after folding, in order to increase the compressive capacity in upper corner cooperation groove, in order to do benefit to the lateral wall in upper corner cooperation groove and bear great pressure, when the lateral wall that reduces household electrical appliances bears great pressure, the damage that causes household electrical appliances.

In the above technical scheme, at least one of the first upper base plate, the second upper base plate, the upper side plate and the upper backing plate is provided with the upper self-locking structure so as to fix the folded shapes of the first upper base plate, the second upper base plate, the upper side plate and the upper backing plate through the upper self-locking structure.

In the technical scheme, the self-locking structure is arranged on at least one of the first upper base plate, the second upper base plate, the upper side plate and the upper backing plate, so that the first upper base plate, the second upper base plate, the upper side plate and the upper backing plate are fixed through the self-locking structure after being folded to form the shape of an upper corner matching groove or an upper edge matching groove, and the bonding with the household appliance is facilitated, so that the upper structure of the household appliance is protected.

It should be noted that, by setting the upper self-locking structure, the folding structure of the upper liner is more compact and stable, so as to be beneficial to the moving or transportation process of the household appliance, because the upper liner is formed by folding the upper liner plate body, the situation that the folded upper liner is unfolded after receiving impact can be reduced, the upper part of the household appliance cannot be wrapped, and the damage to the upper part of the household appliance in the transportation process can be avoided or reduced.

In the technical scheme, the number of the upper gaskets is two, and each upper gasket specifically comprises an upper edge matching groove and two upper corner matching grooves.

In the technical scheme, the upper liner comprises an upper edge matching groove and two upper corner matching grooves, and the upper part of the household appliance is protected by wrapping two opposite upper edges and four corners of the upper part of the household appliance through the two upper liners.

Specifically, the two upper liners may respectively protect the left and right edges and the corresponding corners of the upper portion, or respectively protect the front and rear edges and the corresponding corners of the upper portion.

In the above technical solution, the lower pad specifically includes: at least one lower corner matching groove which is arranged corresponding to the corner of the middle lower part of the household appliance; and the at least one lower edge matching groove is arranged corresponding to the edge at the middle lower part of the household appliance.

In this technical scheme, include at least one lower angle cooperation groove and at least one lower arris cooperation groove through the lower liner, make at least one corner and at least one edge of lower part of electrical home appliances equipment of packing of lower liner to through the cushioning effect of lower liner, reduce the corner and the edge of electrical home appliances equipment lower part and when bumping with other objects, the damage that causes electrical home appliances equipment.

Wherein, the lower angle cooperation groove of lower liner corresponds the setting with the corner and the edge of tame electric installation lower part respectively with lower arris cooperation groove, makes corner, edge and roof and the lateral wall of lower liner and tame electric installation lower part laminate mutually to reduce the holistic occupation space of packaging structure, the transportation of the tame electric installation of being convenient for.

Specifically, the quantity of lower angle cooperation groove and lower arris cooperation groove can be one also can be a plurality ofly in every lower liner, for example every lower liner can include a lower angle cooperation groove and a lower arris cooperation groove, this moment when the domestic electric installation is the cuboid form, four edges and four corners of domestic electric installation lower part are protected respectively to four lower liners of accessible, or lower liner includes two lower angle cooperation grooves and a lower arris cooperation groove, the both ends in lower arris cooperation groove are located respectively to two lower angle cooperation grooves this moment, or lower liner includes four lower angle cooperation grooves or four lower arris cooperation grooves.

In the above technical solution, the lower pad plate body specifically includes: the first lower substrate can be folded to form a part of lower edge matching groove, and a sinking groove corresponding to the household appliance is arranged on the folded first lower substrate; and the second lower substrate is connected with the first lower substrate and can be folded along the preset direction to form a lower edge matching groove with the folded first lower substrate.

In this embodiment, a portion of the lower rib fitting groove is formed by folding the first lower substrate, and the second lower substrate is connected to the first lower substrate, and the remaining portion of the lower rib fitting groove is formed by folding. Wherein, be equipped with the heavy groove that corresponds with tame electric installation on the first base plate after folding to stretch into at least part of tame electric installation and sink in the groove, carry on spacingly through sinking the groove to tame electric installation, with the rapid assembly position of finding tame electric installation and lower liner plate body.

In the above technical solution, the lower pad plate body further includes: at least one downside board, downside board can fold and folded downside board and first infrabasal plate and second infrabasal plate cooperation form down angle cooperation groove, and wherein, the one side that first infrabasal plate was kept away from to second infrabasal plate is equipped with the lower bolster, and the lower bolster can fold and form the lower angle cooperation groove of part.

In this technical scheme, still include at least one downside board through lower liner plate body, and the downside board forms lower angle cooperation groove through folding and first infrabasal plate and the cooperation of second infrabasal plate, in order to protect the corner of tame electric installation lower part through lower angle cooperation groove, the second infrabasal plate is kept away from the lower liner plate of first infrabasal plate one side and is passed through the lower angle cooperation groove of folding formation part, cooperate with the lower angle cooperation groove of the part that the downside board folding formed, make lower angle cooperation groove can cushion the impact force when other objects bump to tame electric installation through the lower liner plate.

It can be understood that the first lower substrate and the second lower substrate are folded to form two side walls of the lower edge matching groove respectively, on the basis, the lower side plate is folded to form another side wall at one end of the lower edge matching groove, and then the three side walls are matched together to enclose the upper corner matching groove.

In the technical scheme, the lower side plate forms at least partial solid side walls of the lower corner matching grooves after being folded.

In this technical scheme, form the lateral wall in at least partial solid lower angle cooperation groove through the folding back of lower side plate to increase the compressive capacity in lower angle cooperation groove, in order to do benefit to the lateral wall in lower angle cooperation groove and bear great pressure, when the lateral wall that reduces household electrical appliances bears great pressure, the damage that causes household electrical appliances.

In the above technical solution, the method further comprises: and the filling plate is detachably connected with the lower liner plate body and can be folded to fill the hollow part in the side wall of the lower corner matching groove.

In above-mentioned technical scheme, through the hollow part of the lateral wall of filling lower corner cooperation groove after folding the infill panel to improve the bearing capacity of the lateral wall of lower corner cooperation groove, when the lateral wall of the lower part of household electrical appliances received great pressure or impact force, the infill panel of filling in the hollow part of the lateral wall of lower corner cooperation groove realized multilayer's buffering through the multilayer infill panel.

The padding plate is made of excess material of the lower liner plate body after cutting, and a better buffering effect can be achieved on the premise of not increasing the cost.

In the above technical scheme, at least one of the first lower base plate, the second lower base plate, the lower side plate and the lower backing plate is provided with a lower self-locking structure so as to fix the folded shape of the first lower base plate, the second lower base plate, the lower side plate and the lower backing plate through the lower self-locking structure.

In the technical scheme, the lower self-locking structure is arranged on at least one of the first lower substrate, the second lower substrate, the lower side plate and the lower cushion plate, so that the first lower substrate, the second lower substrate, the lower side plate and the lower cushion plate are fixed through the lower self-locking structure after being folded to form the shape of a lower corner matching groove or a lower edge matching groove, so that the lower part of the household appliance is favorably attached to the household appliance, and the upper structure of the lower part of the household appliance is protected.

It should be noted that, by setting the lower self-locking structure, the folding structure of the lower liner is more compact and stable, and because the lower liner is formed by folding the lower liner plate body, the lower liner after being folded can be reduced to be unfolded after receiving impact, and the lower part of the household appliance can not be wrapped, so that the damage of the lower part of the household appliance in the transportation process can be avoided or reduced.

In the technical scheme, the number of the lower gaskets is two, and each lower gasket specifically comprises a lower corner matching groove and two lower corner matching grooves.

In this technical scheme, include a lower arris cooperation groove and two lower angle cooperation grooves through the lower liner, through two relative lower arriss and four corners of two lower liners parcel household electrical appliances lower parts, realize the protection to household electrical appliances's lower part.

Specifically, the two lower liners may respectively protect the left and right edges and the corresponding corners of the lower portion, or respectively protect the front and rear edges and the corresponding corners of the lower portion.

In the technical scheme, at least one upper gasket and at least one lower gasket which are positioned on the same side of the household appliance are formed by folding a plate body.

In the technical scheme, the at least one upper liner and the at least one lower liner which are positioned on the same side of the household appliance are formed by folding a plate body, so that the at least one upper liner and the at least one lower liner are connected into a whole to protect the upper part and the lower part of one side of the household appliance, and the packaging steps of a packaging structure are reduced, thereby being beneficial to reducing the labor cost.

In a second aspect, the present invention provides a home appliance, including: a cooking body; if the packaging structure of any one of first aspect technical scheme, packaging structure's last liner corresponds the setting with the upper portion of culinary art body, and packaging structure's lower liner corresponds the setting with the lower part of culinary art body to the upper portion and the lower part of protection culinary art body avoid or reduce other objects and the upper portion and the lower part of culinary art body when taking place to collide with, the damage that causes the culinary art body.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 shows a schematic view of a prior art packaging configuration;

FIG. 2 shows a schematic structural view of a packaging structure according to an embodiment of the present invention;

FIG. 3 shows a schematic view of the structure of the upper right liner of the packaging structure according to one embodiment of the invention;

FIG. 4 shows a schematic view of the upper left pad of the packaging structure according to one embodiment of the present invention;

FIG. 5 shows a schematic view of the structure of the bottom right pad of the packaging structure according to one embodiment of the present invention;

FIG. 6 shows a schematic view of the structure of the bottom left pad of the packaging structure according to one embodiment of the present invention;

fig. 7 shows a folded view of the upper left pad panel body according to one embodiment of the invention;

fig. 8 shows a schematic view of the upper left pad plate body according to one embodiment of the invention;

fig. 9 shows a schematic view of a right upper gasket plate body according to an embodiment of the invention;

fig. 10 shows a schematic view of a lower left pad plate body according to an embodiment of the invention;

fig. 11 shows a schematic view of a lower right pad plate body according to an embodiment of the invention.

Wherein, the corresponding relation between the reference numbers and the part names in fig. 1 is as follows:

1 ' upper liner, 2 ' lower liner, 3 ' cooking body.

The correspondence between reference numerals and part names in fig. 2 to 11 is:

1 upper liner, 2 lower liner, 10 upper liner plate body, 20 lower liner plate body, 12 upper corner matching groove, 14 upper corner matching groove, 102 first upper base plate, 104 second upper base plate, 16 heavy groove, 106 upper side plate, 108 upper backing plate, 110 upper self-locking structure, 112 first upper self-locking structure, 114 second upper self-locking structure, 22 lower corner matching groove, 24 lower corner matching groove, 202 first lower base plate, 204 second lower base plate, 206 lower side plate, 208 lower backing plate, 210 filling plate, 220 lower self-locking structure, 222 first lower self-locking structure, 224 second lower self-locking structure, 3 cooking body.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Some embodiments according to the invention are described below with reference to fig. 2 to 11.

Example 1

As shown in fig. 2, 3, 8 and 9, a packaging structure according to an embodiment of the present invention defines:

the packaging structure includes: at least one upper liner 1, at least one lower liner 2, wherein, every upper liner 1 includes upper liner plate body 10, forms upper liner 1 through folding upper liner plate body 10, and upper liner 1 can surround at least part on the upper portion of tame electric installation, in order to realize the protection to tame electric installation, specifically, upper liner plate body 10 wraps up at least part on the upper portion of tame electric installation, when the upper portion of tame electric installation bumps with other objects, through the cushioning effect of upper liner 1 in order to reduce the impact force that tame electric installation received, avoid other objects to the damage on the upper portion of tame electric installation. Every lower liner 2 includes lower liner plate body 20, forms lower liner 2 through folding lower liner plate body 20, and lower liner 2 can surround at least part of the lower part of tame electric installation, in order to realize the protection to tame electric installation, specifically, lower liner 2 wraps up tame electric installation's lower part, when tame electric installation's lower part bumps with other objects, through the cushioning effect of lower liner 2 in order to reduce the impact force that tame electric installation received, avoid other objects to the damage of tame electric installation's lower part. Understandably, the upper pad 1 and the lower pad 2 are respectively matched with the household appliance to realize the packaging of the household appliance.

Further, the materials of the upper and

lower lining plates

10, 20 include, but are not limited to: corrugated board, boxboard, white board.

Alternatively, the upper pad 1 formed by folding the upper pad plate 10 and the lower pad 2 formed by folding the lower pad plate 20 may completely wrap the household electrical appliance, or may wrap only a part of the household electrical appliance.

Alternatively, the upper gasket plate 10 may be a single body to completely wrap the upper portion of the home appliance, and the lower gasket plate 20 may be a single body to completely wrap the lower portion of the home appliance.

Optionally, the number of the upper gasket plate bodies 10 may be multiple, each of the upper gasket plate bodies 10 wraps one edge or corner of the household electrical appliance, all edges and corners of the upper portion of the household electrical appliance are wrapped by the multiple upper gasket plate bodies 10, the number of the lower gasket plate bodies 20 may be multiple, each of the lower gasket plate bodies 20 wraps one edge or corner of the household electrical appliance, and all edges and corners of the lower portion of the household electrical appliance are wrapped by the multiple lower gasket plate bodies 20.

Further, the upper pad 1 and the lower pad 2 of the wrapping edge have two walls forming an angle with each other, the angle may be 80 °, 90 ° or 100 °, and when wrapping the angle, there are three walls in the upper pad 1 and the lower pad 2 formed by the upper pad plate 10 and the lower pad plate 20 respectively after being folded, wherein, any two walls in the three walls of the upper pad 1 form an angle with each other, any two walls in the three walls of the lower pad 2 form an angle with each other, preferably, any two walls in the three walls of the upper pad 1 are perpendicular to each other, and any two walls in the three walls of the lower pad 2 are perpendicular to each other.

Example 2

As shown in fig. 3, in addition to the features of the above embodiment, further defined are:

the upper liner 1 comprises at least one upper corner matching groove 12 and at least one upper edge matching groove 14, so that the upper liner 1 can wrap at least one corner and at least one edge of the upper part of the household appliance, and the damage to the household appliance caused by collision of the corner and the edge of the upper part of the household appliance with other objects is reduced through the buffer effect of the upper liner 1.

Further, upper corner matching groove 12 and upper edge matching groove 14 of upper liner 1 are respectively arranged corresponding to corners and edges of the upper portion of the household appliance, so that corners, edges, top walls and side walls of upper liner 1 and the upper portion of the household appliance are attached to reduce the overall occupied space of the packaging structure, and the household appliance is convenient to transport.

Alternatively, upper gasket 1 may include one upper corner mating groove 12 and one upper corner mating groove 14, or upper gasket 1 may include one upper corner mating groove 12 and two upper corner mating grooves 14, or upper gasket 1 may include a plurality of upper corner mating grooves 12 or a plurality of upper corner mating grooves 14.

Example 3

As shown in fig. 4 and 8, in addition to the features of any of the embodiments described above, further defined are:

the upper liner 1 includes: first upper substrate 102, second upper substrate 104, first upper substrate 102 is folding to form a part of arris cooperation groove 14, and second upper substrate 104 is connected with first upper substrate 102, and through folding another part that forms arris cooperation groove 14, wherein, be equipped with the heavy groove 16 that corresponds with tame electric installation on the first upper substrate 102 after folding, in order to stretch into heavy groove 16 with at least part of tame electric installation, carry on spacingly through heavy groove 16 to tame electric installation, with the rapid assembly position of finding tame electric installation and last liner plate body 10.

In detail, as shown in fig. 8 and 9, the dotted line on the upper pad plate 10 is a broken line, and a plurality of parallel broken lines are provided on the first upper substrate 102 and the second upper substrate 104, wherein a through hole and a plurality of parallel broken lines are provided on the first upper substrate 102, and one broken line close to the second upper substrate 104 passes through the through hole, and the plurality of broken lines on the first upper substrate 102 are sequentially folded in half in a direction from the first upper substrate 102 to the second upper substrate 104, so that the first upper substrate 102 forms a part of the upper rib fitting groove 14, and the through hole forms the sinking groove 16. The folding line between the second upper substrate 104 and the first upper substrate 102 is bent to form an included angle of about 90 degrees between the second upper substrate 104 and the first upper substrate 102, and the second upper substrate 104 form another part of the upper edge matching groove 14 by the first upper substrate 102.

Alternatively, the first upper substrate 102 and the second upper substrate 104 may be bent along a folding line, may also be bent around a folding line, may be sequentially bent in the same direction, and may also be bent in different directions.

Example 4

As shown in fig. 4 and 9, in addition to the features of any of the embodiments described above, further defined are:

the upper gasket plate body 10 further comprises at least one upper side plate 106, the upper side plate 106 is folded to be matched with the first upper base plate 102 and the second upper base plate 104 to form an upper corner matching groove 12, so that corners of the upper part of the household appliance are protected through the upper corner matching groove 12, an upper padding plate 108, far away from one side of the first upper base plate 102, of the second upper base plate 104 is folded to form a part of upper corner matching groove 12 to be matched with the part of upper corner matching groove 12 formed by folding the upper side plate 106, and the upper corner matching groove 12 can buffer impact force of other objects on collision of the household appliance through the upper padding plate 108.

In detail, as shown in fig. 8 and 9, the dotted line on the upper packing plate body 10 is a broken line, one upper side plate 106 is provided on each of both sides of the upper packing plate body 10, and the two upper side plates 106 are connected to the second upper base plate 104, a plurality of mutually parallel fold lines are provided on each upper side panel 106, and the direction of the fold lines is parallel to the extending direction of the upper edge fitting groove 14, a folding line perpendicular to the extending direction of the upper rib fitting groove 14 is provided at the connection of each upper side plate 106 and the second upper base plate 104, and after the first upper base plate 102 and the second upper base plate 104 are bent along the folding line a plurality of times, two side walls of the upper edge matching groove 14 are formed, and then the side walls of the upper edge matching groove are formed by bending for many times along the folding line on the upper side plate 106, and the side walls formed by bending the upper side plate 106 and the two side walls of the upper edge matching groove 14 form an angle respectively along the folding line on the upper side plate 106, so that the upper edge matching groove 12 is formed.

Example 5

the upper side plate 106 is folded to form the side walls of the hollow upper corner fitting groove 12 to absorb the impact force from the side walls of the upper corner fitting groove 12 by the side walls of the hollow upper corner fitting groove 12.

Optionally, as shown in fig. 8 and fig. 9, the dotted line on the upper pad plate 10 is a broken line, and the folded upper side plate 106 forms at least a partially solid upper corner to match with the side wall of the slot 12, so as to increase the pressure resistance of the upper corner to match with the side wall of the slot 12, so as to facilitate the side wall of the upper corner to bear a larger pressure, and reduce the damage to the household electrical appliance when the side wall of the household electrical appliance bears a larger pressure.

Example 6

As shown in fig. 3, 8 and 9, in addition to the features of any of the embodiments described above, further defines:

at least one of the first upper substrate 102, the second upper substrate 104, the upper side plate 106 and the upper backing plate 108 is provided with an upper self-locking structure 110, so that the first upper substrate 102, the second upper substrate 104, the upper side plate 106 and the upper backing plate 108 are fixed through the upper self-locking structure 110 after being folded, the shape of the upper corner matching groove 12 or the upper edge matching groove 14 is formed, the home appliance can be attached conveniently, and the corner of the upper part of the home appliance can be protected.

In detail, as shown in fig. 8 and 9, the dotted line on the upper liner plate 10 is a broken line, the first upper base plate 102 and the upper side plate 106 are correspondingly provided with an upper self-locking structure 110, wherein the first upper side plate 106 is provided with a first upper self-locking structure 112, the upper side plate 106 is provided with a second upper self-locking structure 114, the first upper self-locking structure 112 is a protruding rectangular structure, the second upper self-locking structure 114 is a hole matched with the first upper self-locking structure 112, after the first upper base plate 102 and the upper side plate 106 are bent along the broken line for multiple times, the first upper self-locking structure 112 on the first upper base plate 102 is inserted into the second upper self-locking structure 114 on the upper side plate 106, so as to lock the first upper base plate 102 and the upper side plate 106.

Further, an upper self-locking structure 110 is arranged on the upper side plate 106, wherein a first upper self-locking structure 112 is arranged on one side of the upper side plate 106 close to the first upper base plate 102, a second upper self-locking structure 114 is arranged in the middle of the upper side plate 106, the first upper self-locking structure 112 is a protruding structure, the second upper self-locking structure 114 is a hole matched with the first upper self-locking structure 112, and after the upper side plate 106 is bent for multiple times, the first upper self-locking structure 112 on the upper side plate 106 is inserted into the second upper self-locking structure 114 to fix the upper corner matching groove 12.

Further, a first upper self-locking structure 112 is arranged on the upper backing plate 108, a second upper self-locking structure 114 is arranged on the second upper base plate 104 corresponding to the first upper self-locking structure 112 on the upper backing plate 108, wherein the second upper self-locking structure 114 on the second upper base plate 104 is a through hole, the first upper self-locking structure 112 on the upper backing plate 108 is a protruding structure matched with the first upper self-locking structure 112, and after the upper backing plate 108 is bent for multiple times along a folding line of the upper backing plate 108, the first upper self-locking structure 112 on the upper backing plate 108 can be inserted into the second upper self-locking structure 114 on the second upper base plate 104, so that the upper backing plate 108 and the second upper base plate 104 are fixed through the self-locking structures.

Example 7

As shown in fig. 2 and 3, in addition to the features of any of the embodiments described above, further defined are:

the upper liner 1 comprises an upper edge matching groove 14 and two upper corner matching grooves 12, the number of the upper liner 1 is two, and the two opposite upper edges and four corners of the upper part of the household appliance are wrapped by the two upper liners 1, so that the upper part of the household appliance is protected.

Example 8

As shown in fig. 3 and 4, in addition to the features of any of the embodiments described above, further defined are:

the lower liner 2 includes at least one lower corner fitting groove 22 and at least one lower edge fitting groove 24, so that the lower liner 2 can wrap at least one corner and at least one edge of the lower portion of the household appliance, thereby reducing damage to the household appliance caused by collision of the lower corner and the edge of the lower portion of the household appliance with other objects through the buffer effect of the lower liner 2.

Further, the lower corner matching groove 22 and the lower edge matching groove 24 of the lower liner 2 are respectively arranged corresponding to the corner and the edge of the lower part of the household appliance, so that the lower liner 2 is attached to the corner, the edge, the top wall and the side wall of the lower part of the household appliance, the overall occupied space of the packaging structure is reduced, and the household appliance is convenient to transport.

Alternatively, the under-pad 2 may include one lower corner fitting groove 22 and one lower ridge fitting groove 24, or the under-pad 2 includes one lower corner fitting groove 22 and two lower ridge fitting grooves 24, or the under-pad 2 includes a plurality of lower corner fitting grooves 22 or a plurality of lower ridge fitting grooves 24.

Example 9

As shown in fig. 5 and 10, in addition to the features of any of the embodiments described above, further defined are:

the lower pad 2 includes: the household appliance assembly structure comprises a first lower substrate 202 and a second lower substrate 204, wherein the first lower substrate 202 is folded to form one part of a lower edge matching groove 24, the second lower substrate 204 is connected with the first lower substrate 202 and is folded to form the other part of the lower edge matching groove 24, a sinking groove 16 corresponding to the household appliance is arranged below the folded first lower substrate 202, at least one part of the household appliance extends into the sinking groove 16, the household appliance is limited through the sinking groove 16, and the assembly position of the household appliance and a lower liner plate body 20 is quickly found.

In detail, as shown in fig. 10, the broken line is a broken line, the chain line is a cut line, a plurality of parallel broken lines are provided under the first lower substrate 202 and the second lower substrate 204, wherein a through hole and a plurality of parallel broken lines are provided under the first lower substrate 202, one broken line close to the second lower substrate 204 passes through the through hole, the plurality of broken lines under the first lower substrate 202 are folded in half in sequence in a direction from the first lower substrate 202 to the second lower substrate 204, so that the first lower substrate 202 forms a part of the lower edge matching groove 24, and the through hole forms the sinking groove 16.

The folding line between the second lower substrate and the first lower substrate is bent to form an included angle of about 90 degrees between the second lower substrate and the first lower substrate, thereby forming the other part of the lower edge matching groove 24. Thereby forming another portion of the lower edge mating groove 24.

Optionally, the first lower substrate and the second lower substrate may be bent along a fold line, may also be bent around the fold line, may be sequentially bent in the same direction, and may also be bent in different directions.

Example 10

As shown in fig. 6 and 11, in addition to the features of any of the embodiments described above, further defined are:

the lower pad plate 20 further includes at least one lower side plate 206, and the lower side plate 206 is folded to cooperate with the first lower substrate 202 and the second lower substrate 204 to form a lower corner fitting groove 22, so as to protect the corner of the lower part of the household electrical appliance through the lower corner fitting groove 22, the lower pad plate 208 of the second lower substrate 204 far away from the first lower substrate 202 forms a part of lower corner fitting groove 22 through folding, and is fitted with the part of lower corner fitting groove 22 formed by folding the lower side plate 206, so that the lower corner fitting groove 22 can buffer the impact force of other objects when colliding with the household electrical appliance through the lower pad plate 208.

In detail, as shown in fig. 11, the broken line on the lower lining panel body 20 is a broken line, two lower side panels 206 are respectively disposed on both sides of the lower lining panel body 20, and the two lower side panels 206 are respectively connected to the second lower base panel 204, a plurality of parallel folding lines are provided under each lower side plate 206, and the directions of the folding lines are parallel to the extending direction of the lower edge fitting groove 24, a folding line perpendicular to the extending direction of the lower edge fitting groove 24 is provided at the connection of each lower side plate 206 and the second lower base plate 204, and after the first lower base plate and the second lower base plate are bent along the folding line for a plurality of times, the two side walls forming the lower corner matching groove 24 are bent several times along the folding line on the lower side plate 206 to form the side walls of the upper corner matching groove, and then bent along the folding line on the lower side plate 206, so that the side walls formed by bending the lower side plate 206 and the two side walls of the lower corner matching groove 24 form an angle with each other, thereby forming the lower corner matching groove 22.

Example 11

As shown in fig. 6 and 10, in addition to the features of any of the embodiments described above, further defined are:

the lower side plate 206 forms at least a partially solid lower corner matching groove 22 side wall after being folded, so as to increase the pressure resistance of the lower corner matching groove 22, facilitate the side wall of the lower corner matching groove 22 to bear larger pressure, and reduce the damage to the household appliance when the side wall of the household appliance bears larger pressure.

Example 12

at least one of the first lower substrate 202, the second lower substrate 204, the lower side plate 206 and the lower pad plate 208 is provided with a lower self-locking structure 220, so that the first lower substrate 202, the second lower substrate 204, the lower side plate 206 and the lower pad plate 208 are fixed by the lower self-locking structure 220 after being folded, and a lower corner matching groove 22 or a lower corner matching groove 24 is formed, so that the household appliance can be attached to the household appliance, and the corner at the lower part of the household appliance can be protected.

In detail, as shown in fig. 10 and 11, the dotted line of the lower pad panel body 20 is a broken line, the first lower base panel 202 and the lower side panel 206 are correspondingly provided with lower self-locking structures 220, wherein the first lower side panel 206 is provided with a first lower self-locking structure 222, the lower side panel 206 is provided with a second lower self-locking structure 224, the first lower self-locking structure 222 is a protruding rectangular structure, the second lower self-locking structure 224 is a hole matched with the first lower self-locking structure 222, and after the first lower base panel 202 and the lower side panel 206 are bent along the broken line for multiple times, the first lower self-locking structure 222 on the first lower base panel 202 is inserted into the second lower self-locking structure 224 corresponding to the lower side panel 206, so as to lock the first lower base panel 202 and the.

Further, be equipped with down auto-lock structure 220 on lower panel 206, wherein, one side that lower panel 206 is close to first base plate 202 is equipped with first auto-lock structure 222 down, the middle part position of lower panel 206 is equipped with second auto-lock structure 224 down, first auto-lock structure 222 is the protrusion structure down, second auto-lock structure 224 is for the hole with first auto-lock structure 222 matched with down, along the broken line on lower panel 206, after buckling lower panel 206 many times, first auto-lock structure 222 inserts second auto-lock structure 224 down on lower panel 206 to realize the auto-lock of the lateral wall of lower angle cooperation groove 22.

Example 13

As shown in fig. 10 and 11, in addition to the features of any of the embodiments described above, further defined are:

the filling plate 210 is folded to fill the hollow part of the side wall of the lower corner fitting groove 22 so as to improve the bearing capacity of the side wall of the lower corner fitting groove 22, and when the side wall of the lower part of the household electrical appliance is subjected to larger pressure or impact force, the filling plate 210 filled in the hollow part of the side wall of the lower corner fitting groove 22 realizes multi-layer buffering through the multi-layer filling plate 210.

It should be noted that, the dotted line on the lower pad plate body 20 is a broken line, and the filling plate 210 is an excess material cut at the joint between the filling plate and the second lower substrate 204 of the lower pad plate body 20, so that a better buffering effect can be achieved without increasing the cost.

The filling plate 210 is further provided with a lower self-locking structure 220, specifically, a first lower self-locking structure 222 is arranged on one side of the filling plate 210 close to the second lower substrate 204, a second lower self-locking structure 224 is arranged on one side of the filling plate 210 far away from the second lower substrate 204, and after the filling plate 210 is bent for multiple times along a folding line on the filling plate 210, the first lower self-locking structure 222 can be inserted into the second lower self-locking structure 224 to realize self-locking of the filling plate 210.

Example 14

As shown in fig. 5 and 6, in addition to the features of any of the embodiments described above, further defined are:

lower liner 2 includes a lower arris cooperation groove 24 and two lower angle cooperation grooves 22, and lower liner 2's quantity is two, through two relative lower arriss and four corners of two lower liners 2 parcel household electrical appliances lower part, realizes the protection to household electrical appliances's lower part.

Example 15

In addition to the features of any of the embodiments above, further defined are:

at least one upper gasket 1 and at least one lower gasket 2 which are positioned on the same side of the household appliance are formed by folding a plate body, so that the at least one upper gasket 1 and the at least one lower gasket 2 are connected into a whole to protect the upper part and the lower part of one side of the household appliance, and the packaging steps of a packaging structure are reduced, thereby being beneficial to reducing the labor cost.

Example 16

As shown in fig. 2, according to an embodiment of the present invention, a home appliance is provided, which defines:

the home appliance includes: culinary art body 3 and the packaging structure of any one of the above-mentioned embodiments, packaging structure's upper liner 1 corresponds the setting with the upper portion of culinary art body 3, and packaging structure's lower liner 2 corresponds the setting with the lower part of culinary art body 3 to the upper portion and the lower part of protection culinary art body 3 avoid or reduce other objects and the upper portion and the lower part of culinary art body 3 when colliding with, the damage that causes the culinary art body 3.

The household appliance can be a cooking device, a laundry device, a kitchen device or other devices needing protection of a packaging structure in the transportation process.

In particular, the household appliance is a microwave oven.

Example 17

As shown in fig. 2 to 6, a packaging structure is proposed according to a specific embodiment of the present invention, defining:

the packaging structure mainly comprises: the upper liner and the lower liner are arranged, wherein the upper liner comprises an upper left liner and an upper right liner, the lower liner comprises a lower left liner and a lower right liner, two upper corner matching grooves are formed in two ends of the upper left liner, so that the upper left liner can wrap a left edge on the upper part of the microwave oven and two corners at two ends of the edge, two upper corner matching grooves are formed in two ends of the upper right liner, so that the upper right liner can wrap an edge on the right side of the upper part of the microwave oven and two corners at two ends of the edge, two lower corner matching grooves are formed in two ends of the lower left liner, so that the lower left liner can wrap an edge on the right side of the lower part of the microwave oven and two corners at two ends of the edge, and two lower corner matching grooves are formed in two ends of the edge, so that the upper left liner, the upper right liner, the lower left liner and the lower left, The right lower liner wraps the edges on the left side and the right side of the upper portion and the lower portion of the microwave oven and all corners corresponding to the edges so as to buffer impact force generated when the microwave oven collides with other objects.

As shown in fig. 7 and 8, the packaging structure is made of corrugated cardboard, the upper liner and the lower liner are both formed by folding the corrugated cardboard, and the buffer layer structures with different degrees and structural defects are formed in the folding direction and manner, so that the multistage buffering and the forced separation of the strong and weak structures can be realized, and the product is protected from deformation in the transportation process.

Go up liner and lower liner and all be equipped with auto-lock structure, carry out the auto-lock through auto-lock structure, do not have other additional materials and use, easy disassembly, easily retrieve.

Wherein the corrugated board is three-layer or five-layer corrugated board.

The upper liner and the lower liner are filled with the filling blocks, the filling blocks are made of redundant materials of the corrugated board after cutting, and a better buffering effect can be achieved on the premise of not increasing the cost.

The packaging structure provided by the invention can realize multi-stage buffering and force separation of the strong and weak structure, thereby protecting products from deformation in the transportation process, occupying small space, being easy to disassemble and recover, having low packaging cost, being green and environment-friendly and reducing environmental pollution.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A packaging structure for an electric household appliance, comprising:

at least one upper liner, each upper liner comprising an upper liner panel body foldable to form a shape to enclose at least a portion of an upper portion of the household appliance;

at least one lower liner, each lower liner comprising a lower liner panel body foldable to form a lower portion surrounding the home device,

the upper liner and the lower liner are respectively matched with the household appliance to package the household appliance.

2. The packaging structure according to claim 1, characterized in that said upper liner comprises in particular:

at least one upper corner matching groove which is arranged corresponding to a corner of the middle upper part of the household appliance;

and the upper edge matching groove is arranged corresponding to the edge of the upper middle part of the household appliance.

3. The packaging structure according to claim 2, characterized in that said upper gasket plate comprises in particular:

the first upper substrate can be folded to form part of the upper edge matching groove, and a sinking groove corresponding to the household appliance is formed in the folded first upper substrate;

the second upper base plate is connected with the first upper base plate and can be folded along a preset direction, so that the upper edge matching groove is formed between the first upper base plate and the second upper base plate after the second upper base plate and the first upper base plate are folded.

4. The packaging structure of claim 3, wherein the upper gasket panel further comprises:

at least one upper side plate, the upper side plate which can be folded and folded is matched with the first upper base plate and the second upper base plate to form the upper corner matching groove,

and an upper padding plate is arranged on one side, far away from the first upper substrate, of the second upper substrate, and can be folded to form part of the upper corner matching groove.

5. The packaging structure of claim 4,

the upper side plate is folded to form a hollow side wall of the upper corner matching groove; or

And the upper side plate is folded to form at least partially solid side walls of the upper corner matching grooves.

6. The packaging structure according to claim 4, wherein at least one of the first upper base plate, the second upper base plate, the upper side plate, and the upper cushion plate is provided with an upper self-locking structure to fix a folded shape of the first upper base plate, the second upper base plate, the upper side plate, and the upper cushion plate by the upper self-locking structure.

7. The packaging structure according to any one of claims 2 to 6, wherein the number of the upper liners is two, each of the upper liners including one of the upper corner fitting grooves and two of the upper corner fitting grooves.

8. The packaging structure according to claim 1, characterized in that said lower liner comprises in particular:

at least one lower corner matching groove which is arranged corresponding to a corner at the middle lower part of the household appliance;

and the at least one lower edge matching groove is arranged corresponding to the edge at the middle lower part of the household appliance.

9. The packaging structure according to claim 8, wherein said lower pad panel body comprises in particular:

the first lower substrate can be folded to form part of the lower edge matching grooves, and sunk grooves corresponding to the household appliance are formed below the folded first lower substrate;

the second lower base plate is connected with the first lower base plate and can be folded along the preset direction, so that the lower edge matching groove is formed between the first lower base plate and the second lower base plate after the second lower base plate is folded.

10. The packaging structure of claim 9, wherein the lower pad panel further comprises:

at least one lower side plate which can be folded and the folded lower side plate is matched with the first lower base plate and the second lower base plate to form the lower corner matching groove,

and one side of the second lower substrate, which is far away from the first lower substrate, is provided with a lower cushion plate, and the lower cushion plate can be folded to form part of the lower corner matching groove.

11. The packaging structure of claim 10,

the lower side plate is folded to form at least partially solid side walls of the lower corner matching grooves.

12. The packaging structure of claim 11, further comprising:

a filler panel removably connected to the lower gasket panel, the filler panel being foldable to fill the hollow portion in the side wall of the lower corner fitting groove.

13. The packaging structure according to claim 10, wherein at least one of the first lower base plate, the second lower base plate, the lower side plate, and the lower pad plate is provided with a lower self-locking structure to fix a folded shape of the first lower base plate, the second lower base plate, the lower side plate, and the lower pad plate by the lower self-locking structure.

14. The packaging structure according to any one of claims 8 to 13, wherein the number of the lower liners is two, each of the lower liners comprising in particular one of the lower corner fitting grooves and two of the lower corner fitting grooves.

15. The packaging structure of claim 1, wherein at least one of the upper and lower liners on the same side of the household appliance is folded from a single sheet.

16. An appliance, comprising:

a cooking body;

the packing structure of any one of claims 1 to 15, wherein an upper liner of the packing structure is disposed corresponding to an upper portion of the cooking body, and a lower liner of the packing structure is disposed corresponding to a lower portion of the cooking body.