WO2022110781A1

WO2022110781A1 - Refrigerator

Info

Publication number: WO2022110781A1
Application number: PCT/CN2021/101161
Authority: WO
Inventors: 郭锦娜; 任宪伟
Original assignee: 青岛海尔电冰箱有限公司; 海尔智家股份有限公司
Priority date: 2020-11-26
Filing date: 2021-06-21
Publication date: 2022-06-02
Also published as: CN214039115U

Abstract

A refrigerator, comprising an inner container (1) and a middle beam connected to the left and right sides of the inner container (1). The middle beam comprises a housing (4) and a cover plate (5) provided on the front side of the housing (4), the housing (4) is provided with a mounting structure (45) for allowing the cover plate (5) to be mounted in the front-back direction and then moved and positioned in the transverse direction, and the cover plate (5) is provided with a matching structure (51) matching the mounting structure (45). The middle beam is also provided with a reinforcing member (2) fixed to the cover plate (5) to extend into the housing (4), and the housing (4) is provided with a foaming cavity (43), a material injection port (44), at least one side of which is communicated with the foaming cavity (43) and an inner container foaming layer in the transverse direction, an opening (46) for allowing the reinforcing member (2) to extend into the foaming chamber (43) in the front-back direction, and a protruding rib (48) protruding forward from the periphery of the opening (46) to abut against the cover plate to stop the overflow of a foaming material. The refrigerator can reduce the risk of overflow of the foaming material, thereby reducing the bulge of the cover plate, reducing the risk that a dew removable tube is coated, improving the overall aesthetics, and improving the dew removing effect.

Description

refrigerator

technical field

The present invention relates to a refrigerator, in particular to a refrigerator that reduces the risk of center beam overflow.

Background technique

In some existing refrigerators, the upper and lower compartments are formed by an inner tank, and the upper and lower compartments are separated by a middle beam. The middle beam usually includes a shell and a cover plate on the front side of the shell. The reinforcement is added inside. When foaming, the foam material completely fills the middle beam and wraps the reinforcement.

However, the reinforcing member is usually fixed with the cover plate first, and then installed on the casing, and in order to ensure the fixing effect of the cover plate and the casing, the cover plate is usually fixed on the casing by installing it before and after and then moving laterally to fix it. Therefore, the shell has an opening for the reinforcement to extend into, and when foaming, the foam material is easy to overflow from the opening. On the one hand, it is also easy to cover the dew removal pipe between the cover plate and the shell, which affects the dew removal effect.

In view of this, it is necessary to improve the existing refrigerators and refrigerators to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a refrigerator that reduces the risk of center beam overflow.

In order to achieve the above purpose of the invention, the present invention provides a refrigerator, which includes an inner tank, a middle beam connected to the left and right sides of the inner tank, the middle beam includes a shell, and a cover plate arranged on the front side of the shell, and the shell The body has an installation structure for the cover plate to be installed in the front-rear direction and then moved and positioned in the lateral direction. The cover plate has a matching structure matched with the installation structure. A reinforcing member in a shell, the shell has a foaming cavity, a material injection port that communicates with the foaming cavity and the foam layer of the inner bladder along at least one side in the lateral direction, and the reinforcing member extends into the foaming cavity in the front-rear direction. The opening of the opening is a rib that protrudes forward from the periphery of the opening and abuts against the cover plate to prevent the foaming material from overflowing.

As a further improvement of the present invention, the mounting structure has a first groove recessed in the front-rear direction, a second groove along the lateral direction from the rear end of the first groove, and a protrusion located on the front side of the second groove, A positioning cavity is formed between the protrusion and the second groove, and the matching structure has a first extension extending in the front-rear direction, and a second extension extending from the end of the first extension in the lateral direction and matched with the positioning cavity department.

As a further improvement of the present invention, the cover plate is made of metal, and the cover plate has a cover plate body and a reinforcing iron extending and fixed on the cover plate body along the lateral direction. The hinge seat of the refrigerator door body is pivotally connected, and the screw for fixing the hinge seat, the reinforcing iron and the shell is a self-tapping screw that can directly penetrate the shell.

As a further improvement of the present invention, the opening is provided along the lateral direction close to the hinge seat side.

As a further improvement of the present invention, the reinforcing piece is fixedly connected with the reinforcing iron, the reinforcing piece has a flat plate-like structure extending in the up-down direction, and abuts on the inside of the opening on one side in the lateral direction, and the protruding rib extends from the opening. The remaining outer periphery protrudes forward and cooperates with the reinforcing iron to prevent the foaming material from overflowing.

As a further improvement of the present invention, the reinforcing member has a fixing portion bent and extended from the front end thereof in the lateral direction, the front side of the fixing portion is fixed with the reinforcing iron, and the rear side of the fixing portion is connected with the casing front surface fit.

As a further improvement of the present invention, the reinforcing member is fixedly connected to the reinforcing iron, the reinforcing member is a flat plate-like structure extending in the horizontal direction, and abuts on the inside of the opening on one side in the lateral direction, and the protruding rib extends from the opening. The remaining outer periphery protrudes forward and cooperates with the reinforcing iron to prevent the foaming material from overflowing.

As a further improvement of the present invention, the refrigerator also includes a dew removal pipe arranged between the cover plate and the shell, the shell has limit parts formed on the upper and lower sides of the protruding ribs, and the dew removal pipe is in the shape of " The U" shape is limited between the limiting portion and the protruding rib.

As a further improvement of the present invention, the casing includes an upper casing and a lower casing that cooperate with each other up and down, one of which has a first protruding portion protruding along the up-down direction, and the first protruding portion has a A card slot or a hook, the other has a second protrusion protruding in the up-down direction and covering the outer side of the first protrusion, and the second protrusion has a matching and fixing with the card groove or the hook hook or slot.

As a further improvement of the present invention, the refrigerator further includes a positioning member that cooperates with the filling port to prevent the shell from being detached.

Beneficial effects of the present invention: The refrigerator of the present invention is provided with a rib that protrudes forward from the periphery of the opening and abuts the cover plate to prevent the foaming material from overflowing. Therefore, the protruding ribs can cooperate with the cover plate to form a closed space, reducing the risk of foam overflow, thereby reducing the bulging of the cover plate, reducing the risk of covering the dew pipe, improving the overall aesthetics, and improving the dew removal. Effect.

Description of drawings

FIG. 1 is a schematic perspective view of the refrigerator of the present invention.

FIG. 2 is a schematic perspective view of FIG. 1 from another perspective.

FIG. 3 is a partially exploded perspective view of FIG. 1 .

Fig. 4 is a further exploded perspective view of Fig. 1 after the inner container is hidden.

FIG. 5 is a further exploded perspective view of FIG. 4 .

FIG. 6 is an exploded perspective view of the housing of FIG. 5 further disassembled.

FIG. 7 is an exploded perspective view of FIG. 6 from another perspective.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to FIGS. 1 to 7 , which are embodiments of a refrigerator according to the present invention. The refrigerator includes an inner pot 1 and a middle beam connected to the left and right sides of the inner pot 1 . The middle beam includes a shell 4 and is arranged on the shell. 4. The cover plate 5 on the front side, the housing 4 has a mounting structure 45 for the cover plate 5 to be installed in the front-rear direction and then moved and positioned in the lateral direction. The cover plate 5 has a matching structure 51 that matches the mounting structure 45. , wherein, the middle beam also has a reinforcing member 2 fixed on the cover plate 5 to extend into the shell 4, the shell 4 has a foaming cavity 43, at least one side in the lateral direction communicates with the foaming cavity 43 and The injection port 44 of the foaming layer of the inner bladder, the opening 46 for the reinforcement 2 to extend into the foaming cavity 43 along the front-rear direction, and protruding forward from the periphery of the opening 46 to abut the cover plate 5 to stop the foaming material Spilled rib 48.

Specifically, as shown in FIG. 1 to FIG. 3 , in this embodiment, the storage space on the upper and lower sides of the middle beam is formed by an inner pot 1 , and the middle beam only occupies a part of the space on the front side of the inner pot 1 , and the middle beam only occupies a part of the space on the front side of the inner pot 1 . The space on the rear side of the beam is connected up and down, so the upper and lower storage spaces can be separated by other structures, such as partitions.

The inner container 1 has installation grooves 11 located at the front end and recessed from the left and right sides, respectively. The installation grooves 11 penetrate forward for installing the middle beam. The left and right sides of the inner container 1 also have through holes 12 penetrating and communicating with the installation groove 11 respectively, and the left and right sides of the middle beam can be installed in the through holes 12 . Therefore, the through holes 12 can limit the surrounding of the middle beam to ensure the fixing effect of the middle beam.

As shown in FIG. 6 and FIG. 7 , the middle beam includes a casing 4 and a cover plate 5 disposed on the front side of the casing 4 . The casing 4 includes an upper casing 41 and a lower casing 42 that are mutually matched up and down, one of which has a first protruding portion 411 protruding along the upper and lower directions around it, and the first protruding portion 411 has a slot. or a hook, the other has a second protruding portion 421 protruding in the up-down direction and covering the outer side of the first protruding portion 411, the second protruding portion 421 is fitted with the slot or the hook for fixing hook or slot.

In this embodiment, the upper case 41 is covered outside the lower case 42 , and the lower end of the upper case 41 abuts against the lower end of the lower case 42 , that is, the periphery of the case 4 except the most The lower end is exposed to the outside and is almost the upper casing 41 . The foaming cavity 43 is formed between the upper shell 41 and the lower shell 42 , and the left and right sides of the shell 4 are respectively provided with the foaming cavity 43 and the inner bladder foaming layer. The injection port 44 protrudes from the through hole 12 and is located in the foam layer of the inner bladder. Therefore, arranging the injection ports 44 on both sides can speed up the injection speed, and can also improve the uniformity of the foamed material in the foaming cavity 43 and improve the foaming effect. Of course, in other embodiments, the injection port 44 may also be provided on only one side.

Not only that, in this embodiment, the combination of the upper and lower shells not only facilitates assembly, but also reduces the opening rate of the upper and lower shells and effectively reduces the overflow of the foaming material from the foaming cavity 43 through the fixing method of the slot and the hook. Risk of housing 4. Of course, in other embodiments, the upper casing 41 and the lower casing 42 can also be fixed by screws 8 to reduce the aperture ratio.

In this embodiment, since the inner container 1 is a thin plastic part, it is easily deformed by force, and the left and right sides of the middle beam still have the risk of being separated from the through hole 12 . In order to strengthen the fixing effect of the middle beam, the refrigerator also has a positioning member 6 fixed with the material injection port 44. When the middle beam moves in the lateral direction, the positioning member 6 is blocked by the inner pot 1. Therefore, it cannot be moved, and the immobilization effect is improved.

The mounting structure 45 has a first groove recessed in the front-rear direction, a second groove along the lateral direction from the rear end of the first groove, and a protrusion located on the front side of the second groove, and the protrusion is connected to the first groove. A positioning cavity is formed between the two grooves, and the matching structure 51 has a first extension portion extending in the front-rear direction, and a second extension portion extending in the lateral direction from the end of the first extension portion and matched with the positioning cavity.

In this embodiment, the housing 4 has the mounting structures 45 located on the upper and lower sides respectively, the mounting structures 45 on the upper side are arranged on the upper housing 41 , and the mounting structures 45 on the lower side are arranged on the lower housing 42 on. Therefore, when installing the cover plate 5, it is only necessary to align the cover plate 5 with the first groove and install it backwards, and then move the cover plate 5 toward the second groove in the lateral direction. At this time, the second extension portion is clamped in the positioning groove for fixing, which can effectively improve the fixing effect of the cover plate 5 and the casing 4 . Of course, in other embodiments, the screws 8 can also be used for fixing, or the clamping grooves and clamping claws that cooperate with each other in the front and rear can be used for fixing each other.

In this embodiment, the cover plate 5 is a sheet metal part made of a metal material, and the cover plate 5 has a cover plate body 52 and a reinforcing iron 53 extending and fixed on the cover plate body 52 in the lateral direction. The refrigerator also includes a hinge seat 7 fixed on the front side of the cover plate 5 to pivot the door of the refrigerator, and a screw 8 for fixing the hinge seat 7, the reinforcing iron 53 and the shell 4, and the screw 8 can be directly connected. Self-tapping screws through the housing 4 . And the opening 46 is provided along the lateral direction close to the hinge base 7 side. This arrangement can effectively improve the structural strength of the middle beam near the hinge base 7, thereby effectively reducing the risk of the weight of the door body crushing the middle beam.

Therefore, the reinforcing iron 53 can not only further improve the bearing capacity of the middle beam, but also the reinforcing member 2 can be installed inside the casing 4 when the cover plate 5 is installed, and the installation is very convenient. 8 is a self-tapping screw 8 that can directly penetrate the casing 4 . On the one hand, the self-tapping screws fix the hinge seat 7, the reinforcing iron 53 and the casing 4 together to improve the overall structural strength; on the other hand, the self-tapping screws can directly open holes on the casing 4, simplifying the casing 4 The advanced production process avoids the risk of foaming material overflowing from the opening.

In this embodiment, the reinforcing member 2 also has a fixing portion 21 that is bent and extended from the front end thereof in the lateral direction. The front side of the fixing portion 21 is fixed with the reinforcing iron 53 . The rear side is in contact with the front surface of the casing 4 . Not only is it convenient to fix the reinforcing member 2 to the reinforcing iron 53 , but also the fixing portion 21 is attached to the front surface of the casing 4 , and the risk of foaming material overflow can be effectively reduced.

In this embodiment, the opening 46 is formed through the upper casing 41 in the front-rear direction, and the opening 46 is substantially rectangular. On the inner side of the opening 46 on one side in the lateral direction, the protruding rib 48 protrudes forward from the remaining outer periphery of the opening 46 and cooperates with the reinforcing iron 53 to prevent the foaming material from overflowing. Finally, the reinforcement 2, the protruding ribs 48 and the reinforcement iron 53 are surrounded to form a nearly sealed space to prevent the foaming material from overflowing.

At the same time, due to the special assembly relationship between the cover plate 5 and the casing 4 , the width of the opening 46 in the lateral direction is greater than the thickness of the reinforcement member 2 in the lateral direction, so that space for the reinforcement member 2 to move in the lateral direction can be provided. . Preferably, the distance of the moving space set by the opening 46 is equal to the distance of the lateral movement of the cover plate 5 . This ensures that the openings 46 are minimized, further reducing the amount of foam overflow.

Of course, in other embodiments, if the cover plate 5 can also be directly installed on the casing 4 in the front-rear direction, the width of the opening 46 can be matched with the thickness of the reinforcement member 2, so as to minimize the risk of flashing.

When the refrigerator is foamed, the foam material enters the foam cavity 43 from the inner bladder foam layer through the injection port 44, and finally completely covers the reinforcement member 2, thereby strengthening the structural strength of the middle beam, further Yes, the reinforcing member 2 can also be provided with a plurality of through holes, so as to facilitate the circulation of the foamed material, and finally, the reinforcing member 2 and the foamed material can be combined more firmly.

In this embodiment, the reinforcing member 2 can not only strengthen the structural strength of the middle beam, but also can strengthen the structural strength of the inner tank 1 , and the part of the reinforcing member 2 extending into the shell 4 is attached to the side wall of the shell 4 The refrigerator also has a fixing member 3 arranged on the outside to be fixed with the reinforcing member 2. The fixing member 3 and the reinforcing member 2 are made of the same material, both of which are made of metal. Therefore, through the fixing member 3 and the reinforcing member 2 The mutual cooperation of the reinforcements 2 can improve the structural strength of the inner tank 1 and the middle beam at the same time, thereby effectively reducing the risk of the weight of the door body crushing the inner tank 1 or the middle beam

The inner pot 1 also has a gallbladder edge 13 extending around the gallbladder opening. The shell 4 has a matching portion 47 extending in the lateral direction from its front end located on the side of the hinge seat 7. The middle beam is installed on the inner pot. At 1 hour, the matching portion 47 is located on the front side of the bladder edge 13 .

In the present embodiment, the fixing portion 21 of the reinforcing member 2 is arranged to fit on the front surface of the matching portion 47 , and the fixing member 3 also has a bending portion 31 that is bent and extended in the same direction as the fixing portion 21 . , the bending portion 31 is arranged to fit on the rear surface of the bladder edge 13 . Therefore, the structural strength of the inner pot 1 and the middle beam structure near the hinge base 7 can be effectively strengthened, and the risk of damage and deformation of the inner pot 1 and the middle beam during the long-term opening and closing process of the door body can be reduced.

As shown in FIG. 4 and FIG. 5 , the refrigerator further includes a dew removal pipe 9 arranged between the cover plate 5 and the casing 4 , and the casing 4 has a limit protruding forward to limit the dew removal pipe 9 Bit part 49. In this embodiment, the casing 4 has the limiting portions 49 respectively protruding forward from the upper and lower sides of the upper casing 41 , and the dew-removing pipe 9 is arranged in the “U” shape on the the upper and lower sides of the limiting portion 49 . Therefore, the dew removing pipe 9 is located at the middle position in the vertical direction as much as possible, and the heat released by the dew removing pipe 9 can be more uniformly spread to the surface of the cover plate 5 during dew removal, thereby improving the dew removing effect.

In addition, the limiting portions 49 are respectively on the upper and lower sides of the protruding ribs 48 , and the dew removing pipe 9 is arranged in the space between the limiting portion 49 and the protruding ribs 48 , thereby effectively preventing the dew removing pipe 9 from moving. Moreover, the above structure for preventing overflow is also to reduce the coating of the dew removal pipe 9 by the foaming material and affect the conduction of the temperature of the dew removal pipe 9 .

The present invention also provides another embodiment of the reinforcing member 2, which is different from the above-mentioned embodiment in that the reinforcing member 2 is a flat plate-like structure extending in the horizontal direction, and abuts against all the sides in the lateral direction. Inside the opening 46 , the protruding rib 48 protrudes forward from the remaining outer periphery of the opening 46 and cooperates with the reinforcing iron 53 to prevent the foaming material from overflowing. Therefore, the height of the opening 46 in the up-down direction is the thickness of the reinforcement 2 , and the width in the lateral direction is the distance the cover plate 5 is installed and moved. Therefore, the opening 46 can be further reduced, thereby further reducing the risk of overflow.

To sum up, the refrigerator of the present invention is provided on the housing 4 with the protruding ribs 48 protruding forward from the periphery of the opening 46 and abutting against the cover plate 5 to prevent the foaming material from overflowing. Therefore, the protruding ribs 48 can cooperate with the cover plate 5 to form a closed space, which reduces the risk of foam overflow, thereby reducing the bulging of the cover plate 5, reducing the risk of covering the dew pipe 9, and improving the overall aesthetics. , to improve the dew removal effect.

It should be understood that although this specification is described according to embodiments, not every embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole, and each The technical solutions in the embodiments can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Any equivalent embodiments or changes made without departing from the technical spirit of the present invention All should be included within the protection scope of the present invention.

Claims

A refrigerator includes an inner tank, a middle beam connected to the left and right sides of the inner tank, the middle beam includes a shell and a cover plate arranged on the front side of the shell, and the shell has a cover plate to be installed in the front-rear direction first. The installation structure is moved and positioned in the lateral direction, and the cover plate has a matching structure matched with the installation structure. The shell has a foaming cavity, a material injection port that communicates with the foaming cavity and the foamed layer of the inner bladder along at least one side in the lateral direction, and an opening for the reinforcing member to extend into the foaming cavity in the front-rear direction, from the periphery of the opening to the front The rib that protrudes abuts against the cover plate to prevent the foam material from overflowing.
The refrigerator according to claim 1, wherein the installation structure has a first groove recessed in the front-rear direction, a second groove along the lateral direction from the rear end of the first groove, and a second groove located in the second groove. a protrusion on the front side, a positioning cavity is formed between the protrusion and the second groove; a mating second extension.
The refrigerator according to claim 1, characterized in that: the cover plate is made of metal, the cover plate has a cover plate body, a reinforcing iron extending and fixed on the cover plate body in a lateral direction, and the refrigerator further comprises a fixed plate body. On the front side of the cover plate, the hinge seat of the refrigerator door is pivotally connected, and the hinge seat, the reinforcing iron and the shell are fixed with screws, and the screws are self-tapping screws that can directly penetrate the shell.
The refrigerator according to claim 3, wherein the opening is provided along the lateral direction close to the hinge base side.
The refrigerator according to claim 3, wherein the reinforcing member is fixedly connected with the reinforcing iron, and the reinforcing member has a flat plate-like structure extending in the up-down direction and abuts on the inner side of the opening on one side in the lateral direction. and the protruding rib protrudes forward from the remaining outer periphery of the opening and cooperates with the reinforcing iron to prevent the foaming material from overflowing.
The refrigerator according to claim 5, wherein the reinforcing member has a fixing portion bent and extended from its front end in the lateral direction, the front side of the fixing portion is fixed with the reinforcing iron, and the fixing portion The rear side of the shell is in contact with the front surface of the shell.
The refrigerator according to claim 3, wherein the reinforcing member is fixedly connected to the reinforcing iron, and the reinforcing member has a flat plate-like structure extending in a horizontal direction, and abuts on the inner side of the opening on one side in the lateral direction. and the protruding rib protrudes forward from the remaining outer periphery of the opening and cooperates with the reinforcing iron to prevent the foaming material from overflowing.
The refrigerator according to claim 1, characterized in that: the refrigerator further comprises a dew removal pipe arranged between the cover plate and the shell, and the shell has limit parts formed on the upper and lower sides of the protruding ribs, respectively. The dew-removing pipe is limited in a "U" shape between the limiting portion and the protruding rib.
The refrigerator according to claim 1, wherein the casing comprises an upper casing and a lower casing that cooperate with each other up and down, one of which has a first protruding portion protruding in an up-down direction around it, and the The first protruding part has a slot or a hook, and the other has a second protruding part protruding in the up-down direction and covering the outside of the first protruding part, and the second protruding part has a slot or a hook. The hook matches the fixed hook or slot.
The refrigerator according to claim 1, characterized in that: the refrigerator further comprises a positioning member which cooperates with the injection port to prevent the shell from disengaging.