A shelf assembly and a refrigerator

Abstract

The application provides a shelf assembly and a refrigerator, and relates to the technical field of the refrigerator. The shelf is applied to the refrigerator. Two sides of the shelf are connected with two air duct assemblies. The shelf comprises a shelf and a connecting piece. The shelf is a bolt shelf. Multiple fulcrum rods are arranged on the two sides of the shelf. The connecting piece is arranged in the air duct assembly. Multiple through holes are arranged on the air duct assembly. Multiple through holes correspond to multiple fulcrum rods. The fulcrum rods of the shelf pass through the corresponding through holes and are connected with the connecting piece. The shelf fixing structure provided by the application is integrated and arranged in the side wall air duct assembly, so that the storage space in the refrigerator is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of refrigerators, in particular to a shelf assembly and a refrigerator. BACKGROUND

[0002] Most of the existing air-cooled refrigerators set the air duct assembly at the back of the tank, and the air outlet is set on the front or both sides of the air duct assembly, which has high modular degree and is convenient to assemble.

[0003] In order to increase the convenience of storage and realize the layered storage of food, most of the existing refrigerators are provided with shelves in the tank. Two commonly used shelf structure modes are side wall shelf and cantilever shelf. The side wall shelf is installed by the protruding tank ribs symmetrically arranged on the side wall of the refrigerator tank, which has simple structure and is convenient to assemble. The cantilever shelf is supported and installed by the cantilever structure of the back wall of the tank, and the side wall of the tank has no rib, which has simple appearance.

[0004] The existing air-cooled refrigerator has the problem that the shelf occupies a large amount of internal storage space of the refrigerator, affecting the use of the user. SUMMARY

[0005] The shelf assembly and the refrigerator provided by the embodiments of the present application have the advantages that the shelf fixing structure is integrated in the side wall air duct assembly, which reduces the occupation of the internal storage space of the refrigerator, and solves the problem that the shelf of the existing air-cooled refrigerator occupies a large amount of internal storage space of the refrigerator, affecting the use of the user.

[0006] In a first aspect, the embodiments of the present application provide a shelf assembly, which is applied to a refrigerator, the refrigerator has a tank, the inner walls on both sides of the tank are embedded with air duct assemblies, the two sides of the shelf are connected with the two air duct assemblies respectively, and the shelf comprises a shelf and a connecting piece.

[0007] The shelf is a bolt shelf, and the two sides of the shelf are provided with a plurality of fulcrum rods.

[0008] The connecting piece is arranged in the air duct assembly, a plurality of through holes are arranged on the air duct assembly, and the plurality of through holes correspond to the plurality of fulcrum rods one by one.

[0009] The fulcrum rods of the shelf penetrate the corresponding through holes and are connected with the connecting piece.

[0010] In a feasible implementation manner, the shelf is an electric lifting shelf, the connecting piece is a lifting adjusting assembly, and the through hole is an elongated through hole.

[0011] The lifting adjusting assembly is arranged in the air duct assembly.

[0012] The fulcrum rod penetrates the elongated through hole and is connected with the lifting adjusting assembly.

[0013] In a feasible implementation, the lifting adjusting assembly comprises a lifting rod assembly and a driving assembly;

[0014] The lifting rod assembly comprises a guide rod, and the guide rod is fixedly connected with connectors at both ends.

[0015] The lifting rod assembly further comprises a sliding plate, the sliding plate is internally riveted with a sliding piece lining, the moving end of the driving assembly is connected with the sliding piece lining, the sliding plate lining is internally fixed with a sliding bearing piece, and the sliding bearing piece is sleeved with the guide rod.

[0016] The sliding plate is provided with a flange on the side surface, the flange is provided with a second fulcrum hole in the middle, and the shelf fulcrum rod passes through the long strip-shaped through hole and is overlapped with the second fulcrum hole.

[0017] In a feasible implementation, the sliding plate lining is provided with a traction hanging part on the side surface, the traction hanging part passes through a second avoiding hole on the sliding plate and protrudes to the outside of the sliding plate.

[0018] The moving end of the driving assembly is connected with the traction hanging part.

[0019] In a feasible implementation, the driving assembly comprises a driving motor, front and rear gear boxes, a synchronous rod, a winding wheel and a traction rope.

[0020] The driving motor is connected with the front and rear gear boxes, the two front and rear gear boxes are connected through the synchronous rod, and the two front and rear gear boxes move synchronously under the connection of the synchronous rod.

[0021] The side surfaces of the front and rear gear boxes are provided with winding wheels, the traction rope is wound in the winding wheels, the traction rope is provided with a traction connector at the lower part, and the traction connector is connected with the traction hanging part.

[0022] In a feasible implementation, the upper and lower ends of the front and rear gear boxes are provided with fixing positions, and the driving assembly is fixed with the air duct assembly through the fixing positions.

[0023] In a feasible implementation, during the adjustment of the shelf between the lowest point and the highest point, the shelf is always located between the two air outlets, so that each layer of the shelf space has an air outlet.

[0024] In a feasible implementation, the shelf is a fixed shelf, the connecting piece is a fixed support piece, and the through hole is a directional through hole.

[0025] The fixed support piece is fixed in the inside of the air duct assembly.

[0026] The fulcrum rod of the fixed shelf passes through the corresponding directional through hole and is connected with the fixed support.

[0027] In a possible implementation, the fixed support of the fixed shelf is provided with a first fulcrum hole on the front surface, and the fulcrum rod passes through the square through hole and overlaps the first fulcrum hole.

[0028] In a second aspect, the application provides a refrigerator, which comprises a tank, and a storage chamber is formed in the tank, and a groove is symmetrically arranged on the inner side wall of the tank.

[0029] The refrigerator further comprises an air duct assembly, which is mounted in the groove, and the outer side surface of the air duct assembly is flush with the side wall of the tank.

[0030] The air duct assembly comprises an air duct lining box and an air duct cover plate, the middle part of the air duct lining box is provided with an air outlet area, the bottom of the air outlet area is an air inlet, the front surface of the air duct cover plate is provided with a plurality of air outlets, and the air duct cover plate is fixed on the front surface of the air outlet area of the air duct lining box to form a wind circulation channel with a bottom air inlet and a front air outlet.

[0031] The air duct assembly further comprises a decorative cover plate, the decorative cover plate is fixed on the front surface of the air duct assembly, the front surface of the decorative cover plate is provided with a first avoiding hole of the air outlet, and the front surface of the air outlet is flush with the front surface of the air duct cover plate.

[0032] The refrigerator further comprises the shelf assembly, and the shelf assembly is arranged between the air duct assemblies on the left and right side walls in the storage chamber.

[0033] The shelf assembly and the refrigerator provided by the application are provided, the shelf is applied to the refrigerator, the two sides of the shelf are connected with two air duct assemblies respectively, the shelf comprises a shelf and a connecting piece, the shelf is a bolt shelf, the two sides of the shelf are provided with a plurality of fulcrum rods, the connecting piece is arranged in the air duct assembly, the air duct assembly is provided with a plurality of through holes, the plurality of through holes correspond to the plurality of fulcrum rods one by one, and the fulcrum rods of the shelf pass through the corresponding through holes and are connected with the connecting piece. The shelf fixing structure provided by the application is integrated and arranged in the side wall air duct assembly, and the occupation of the storage space in the refrigerator is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 FIG. 1 is a structural schematic diagram of a shelf assembly provided by the application;

[0035] Figure 2 FIG. 2 is a structural schematic diagram of a shelf assembly and an air duct assembly;

[0036] Figure 3 FIG. 3 is a first schematic diagram of a shelf assembly;

[0037] Figure 4 is a second schematic view of the shelf assembly;

[0038] Figure 5 is a third schematic view of the shelf assembly;

[0039] Figure 6 is a structural schematic view of the shelf;

[0040] Figure 7 is a fourth schematic view of the shelf assembly;

[0041] Figure 8 is a structural schematic view of the refrigerator provided by the present application;

[0042] Figure 9 is a schematic view of the tank and its connecting structure;

[0043] Figure 10 is a structural schematic view of the air duct lining box;

[0044] Figure 11 is a structural schematic view of the air duct cover plate.

[0045] Explanation of reference signs:

[0046] 100 - refrigerator, 1 - tank, 2 - storage compartment, 3 - air duct assembly, 4 - shelf assembly, 11 - groove, 31 - air duct lining box, 32 - air duct cover plate, 33 - decorative cover plate, 41 - shelf, 42 - fixed support, 43 - lifting rod assembly, 44 - driving assembly, 311 - air inlet, 321 - air outlet, 322 - square-shaped through hole, 323 - long strip-shaped through hole, 331 - first avoiding hole, 411 - fulcrum rod, 412 - pushing member, 421 - first fulcrum hole, 431 - guide rod, 432 - connecting joint, 433 - sliding plate, 434 - sliding plate lining, 435 - sliding bearing member, 441 - driving motor, 442 - gear box, 443 - synchronous rod, 444 - winding wheel, 445 - traction rope, 4331 - flange, 4332 - second fulcrum hole, 4333 - second avoiding hole, 4341 - traction hanging part 4, 4421 - fixed position, 4451 - traction joint. DETAILED DESCRIPTION

[0047] In order for those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the present application.

[0048] Most of the existing air-cooled refrigerators set the air duct assembly at the back of the tank, and the air outlet is set on the front or both sides of the air duct assembly, which has high modular degree and is convenient to assemble.

[0049] In order to increase the convenience of storage and realize the layered storage of food materials, most of the existing refrigerators are provided with shelves in the tank. Two commonly used shelf structure modes are side wall shelf and cantilever shelf. The side wall shelf is installed by the protruding tank ribs symmetrically arranged on the side wall of the refrigerator tank, which has simple structure and is convenient to assemble. The cantilever shelf is supported and installed by the cantilever structure of the back wall of the tank, and the side wall of the tank has no rib, which has simple appearance.

[0050] The shelf provided by the present application sets the air duct back plate on the side wall of the tank, and cancels the air duct assembly at the back of the tank, which reduces the thickness of the back of the tank and increases the use depth of the storage space. Further purposes are to increase the thickness of the side wall of the tank to meet the installation needs of the side wall air duct assembly. Further purposes are to cancel the stop block fixed on the side wall of the tank, increase the thickness of the side wall of the tank, and meet the needs of drawer pulling during 90° door opening. Further purposes are to provide a shelf fixing structure which is integrated in the inside of the side wall air duct assembly. Further purposes are to provide a lifting shelf driven by a motor and using a rope to realize the wide stepless electric adjustment of the shelf. Further purposes are to provide a refrigerator using the side wall air duct assembly or the shelf simultaneously or individually.

[0051] The specific structure of the shelf assembly and the refrigerator provided by the present application will be described in detail below with reference to the accompanying drawings.

[0052] Referring to Figures 1-7 As shown in the drawings, the shelf assembly provided by the present application is applied to a refrigerator, the refrigerator has a tank, the inner walls on both sides of the tank are embedded with air duct assemblies, the two sides of the shelf are connected with the two air duct assemblies respectively, and the shelf comprises a shelf and a connecting piece.

[0053] The shelf is a four fulcrum bolt shelf with side edge, and the two sides of the shelf are provided with a plurality of fulcrum rods.

[0054] The connecting piece is arranged in the air duct assembly, the air duct assembly is provided with a plurality of through holes, and the plurality of through holes correspond to the plurality of fulcrum rods one by one.

[0055] The fulcrum rods of the shelf penetrate through the corresponding through holes and are connected with the connecting piece.

[0056] In some embodiments, the shelf is an electric lifting shelf, the connecting piece is a lifting adjusting assembly, and the through hole is a long strip-shaped through hole.

[0057] The lifting adjusting assembly is arranged in the air duct assembly;

[0058] The fulcrum rod 411 is connected with the lifting adjusting assembly through the long strip-shaped through hole 323.

[0059] Specifically, in some embodiments, the lifting adjusting assembly comprises a lifting rod assembly 43 and a driving assembly 44.

[0060] The lifting rod assembly 43 comprises a guide rod 431, both ends of the guide rod 431 are fixedly connected with a connecting joint 432, and the lifting rod assembly 43 is fixedly connected with the air duct assembly through the connecting joint 432.

[0061] The lifting rod assembly 43 further comprises a sliding plate 433, a sliding part lining 434 is riveted in the sliding plate 433, a moving end of the driving assembly 44 is connected with the sliding part lining 434, a sliding bearing part 435 is fixedly arranged in the sliding part lining 434, the sliding bearing part 435 is sleeved with the guide rod 431, and the sliding plate 433 can slide up and down within the length range of the guide rod 431 under the connection of the sliding bearing part 435.

[0062] The sliding plate 433 is provided with a flange 4331 on the side surface, a second fulcrum hole 4332 is arranged in the middle of the flange 4331, and the shelf fulcrum rod 411 is overlapped with the second fulcrum hole 4332 through the long strip-shaped through hole 323.

[0063] The sliding part lining 434 is provided with a traction hanging part 4341 on the side surface, the traction hanging part 4341 passes through a second avoiding hole 4333 on the sliding plate and protrudes to the outside of the sliding plate 433.

[0064] The moving end of the driving assembly 44 is connected with the traction hanging part 4341.

[0065] In some embodiments, the driving assembly 44 comprises a driving motor 441, front and rear gear boxes 442, a synchronous rod 443, a winding wheel 444 and a traction rope 445.

[0066] The driving motor 441 is connected with the front and rear gear boxes 442, the two front and rear gear boxes 442 are connected through the synchronous rod 443, and the two front and rear gear boxes 442 move synchronously under the connection of the synchronous rod 443.

[0067] The front and rear gear boxes 442 are provided with the winding wheel 444 on the side surface, the traction rope 445 is wound in the winding wheel 444, a traction joint 4451 is arranged at the lower part of the traction rope 445, the traction joint 4451 is connected with the traction hanging part 4341, and the connection between the lifting rod assembly 43 and the driving assembly 44 is realized through the hanging of the traction hanging part 4341 and the traction joint 4451.

[0068] Under the driving of the motor 441, the traction rope 445 drives the lifting rod assembly 43 and the shelf 41 connected with the lifting rod assembly 43 to make lifting motion at a proper speed through the speed reduction effect of the gear box 442.

[0069] In some embodiments, the front and rear gear boxes 442 are both provided with fixed positions 4421, and the driving assembly 44 is fixed with the air duct assembly through the fixed positions 4421.

[0070] In some embodiments, the shelf 41 is a fixed shelf, the connecting piece is a fixed support 42, and the through hole is a directional through hole.

[0071] The fixed support 42 is fixed in the inside of the air duct assembly.

[0072] The fulcrum rod 411 of the fixed shelf penetrates through the corresponding directional through hole and is connected with the fixed support 42.

[0073] In some embodiments, the fixed support 42 of the fixed shelf is provided with a first fulcrum hole 421 on the front surface, and the fulcrum rod 411 penetrates through the square through hole 322 and is overlapped with the first fulcrum hole 421.

[0074] In some embodiments, the shelf 41 is provided with a pushing piece 412, and the fulcrum rod 411 can be stretched left and right by pushing and pulling the pushing piece 412.

[0075] When the shelf 41 needs to be disassembled, the pushing piece 412 of the shelf is pushed, and the fulcrum rod 411 is retracted to be separated from the square through hole 322 or the long strip-shaped through hole 323 on the decorative cover plate 33, so that the shelf 41 can be disassembled.

[0076] Referring to Figures 8-11 The refrigerator 100 provided by the embodiments of the present application includes a tank 1, a storage compartment 2 is formed in the inside of the tank 1, a groove 11 is symmetrically arranged on the inner side wall of the tank 1, the refrigerator 100 further includes an air duct assembly 3, the air duct assembly 3 is installed into the groove 11, and the outer side surface of the air duct assembly 3 is flush with the side wall of the tank 1.

[0077] The air duct assembly 3 includes an air duct lining box 31 and an air duct cover plate 32.

[0078] The air duct lining box 31 is provided with an air outlet area in the middle part, the bottom part of the air outlet area is an air inlet 311, and the air duct cover plate 32 is provided with a plurality of air outlets 321 on the front surface. The air duct cover plate 32 is fixed on the front surface of the air outlet area of the air duct lining box 31 and is surrounded to form a wind circulation channel with the bottom air inlet and the front air outlet, and the square through hole 322 and the long strip-shaped through hole 323 are both arranged on the air duct cover plate 32.

[0079] The air duct assembly 3 further comprises a decorative cover plate 33 fixed on the front face of the air duct assembly 3, and a first avoiding hole 331 of an air outlet is arranged on the front face of the decorative cover plate 33, and the front face of the air outlet 321 is flush with the front face of the air duct cover plate 32.

[0080] The refrigerator 100 further comprises the shelf assembly 4 described above, which is arranged between the left and right side wall air duct assemblies 3 inside the storage space 2.

[0081] In some embodiments, during the adjustment of the lowest point and the highest point of the shelf 41, the shelf 41 is always located between the two air outlets 321, so that each layer of the shelf 41 has an air outlet 321.

[0082] The side wall air duct assembly provided by the present application cancels the back air duct, thins the thickness of the back of the box body, and increases the use depth of the storage space.

[0083] The side wall air duct assembly provided by the present application increases the thickness of the side wall of the box body and cancels the blocking block fixed on the side wall of the box body, so as to meet the requirement of drawer pulling during 90° door opening.

[0084] The shelf fixing structure provided by the present application is integrated and arranged inside the side wall air duct assembly, thereby reducing the occupation of the internal storage space of the refrigerator.

[0085] The shelf assembly provided by the present application realizes the wide-range stepless electric adjustment of the shelf through the lifting shelf driven by the motor and pulled by the rope.

[0086] It is easy to understand that, based on the several embodiments provided by the present application, the person skilled in the art can combine, split, recombine, etc. the embodiments of the present application to obtain other embodiments, and these embodiments do not exceed the protection scope of the present application.

[0087] The above specific embodiments further specifically describe the purpose, technical scheme and beneficial effects of the embodiments of the present application, and it should be understood that the above is only the specific embodiment of the present application, and is not used to limit the protection scope of the embodiments of the present application. Any modification, equivalent replacement, improvement, etc. made on the basis of the technical scheme of the embodiments of the present application shall be included in the protection scope of the embodiments of the present application.

Claims

1. A shelving assembly characterized by: The shelf is applied to a refrigerator, the refrigerator has a box body, both side inner walls of the box body are embedded with air duct assemblies, both sides of the shelf are connected with the two air duct assemblies respectively, and the shelf comprises a shelf (41) and a connecting piece; Both sides of the shelf (41) are provided with a plurality of fulcrum rods (411); The connecting piece is arranged in the air duct assembly, the air duct assembly is provided with a plurality of through holes, and the plurality of through holes correspond to the plurality of fulcrum rods (411) one by one; The fulcrum rod (411) of the shelf (41) penetrates through the corresponding through hole and is connected with the connecting piece; The shelf (41) is an electric lifting shelf, the connecting piece is a lifting adjusting assembly, and the through hole is an elongated through hole (323); The lifting adjusting assembly is arranged in the air duct assembly; The fulcrum rod (411) penetrates through the elongated through hole (323) and is connected with the lifting adjusting assembly.

2. The shelf assembly according to claim 1, wherein: The lifting adjusting assembly comprises a lifting rod assembly (43) and a driving assembly (44); The lifting rod assembly (43) comprises a guide rod (431), both ends of the guide rod (431) are fixedly connected with connecting joints (432), and the lifting rod assembly (43) is fixedly connected with the air duct assembly through the connecting joints (432); The lifting rod assembly (43) further comprises a sliding plate (433), a sliding piece lining (434) is riveted in the sliding plate (433), a moving end of the driving assembly (44) is connected with the sliding piece lining (434), a sliding bearing piece (435) is fixed in the sliding piece lining (434), the sliding bearing piece (435) is sleeved with the guide rod (431), and under the connection of the sliding bearing piece (435), the sliding plate (433) can slide up and down within the length range of the guide rod (431); A flange (4331) is arranged on the side surface of the sliding plate (433), a second fulcrum hole (4332) is arranged in the middle of the flange (4331), and the shelf fulcrum rod (411) is overlapped with the second fulcrum hole (4332) through the elongated through hole (323).

3. The shelf assembly according to claim 2, wherein: A traction hanging part (4341) is arranged on the side surface of the sliding plate lining (434), the traction hanging part (4341) passes through a second avoiding hole (4333) on the sliding plate and protrudes to the outside of the sliding plate (433); The moving end of the driving assembly (44) is connected with the traction hanging part (4341).

4. The shelf assembly according to claim 3, wherein: The driving assembly (44) comprises a driving motor (441), front and rear gearboxes (442), a synchronous rod (443), a winding wheel (444) and a traction rope (445). The driving motor (441) is connected with front and rear gear boxes (442), the two front and rear gear boxes (442) are connected through a synchronous rod (443), and the two front and rear gear boxes (442) are synchronously moved under the connection of the synchronous rod (443); The side surface of the front and rear gear boxes (442) is provided with a winding wheel (444), a traction rope (445) is wound in the winding wheel (444), a traction joint (4451) is arranged at the lower portion of the traction rope (445), and the traction joint (4451) is connected with the traction hanging portion (4341).

5. The shelf assembly of claim 4, wherein: The upper and lower ends of the front and rear gear boxes (442) are provided with fixing positions (4421), and the driving assembly (44) is fixed with the air duct assembly through the fixing positions (4421).

6. The shelf assembly of claim 4, wherein: During the adjustment of the lowest point and the highest point of the shelf (41), the shelf (41) is always located between the upper and lower air outlets (321), so that each layer of the shelf (41) has the air outlet (321).

7. A refrigerator characterized by comprising: The refrigerator comprises a box body (1), an internal storage compartment (2) is formed in the box body (1), and grooves (11) are symmetrically arranged on the inner side wall of the box body (1); The refrigerator (100) further comprises an air duct assembly (3) installed in the groove (11), and the outer side surface of the air duct assembly (3) is flush with the side wall of the box body (1); The air duct assembly (3) comprises an air duct lining box (31) and an air duct cover plate (32), the air duct lining box (31) is provided with an air outlet area in the middle portion, the bottom of the air outlet area is an air inlet (311), the air duct cover plate (32) is provided with a plurality of air outlets (321) on the front surface, the air duct cover plate (32) is fixed on the front surface of the air outlet area of the air duct lining box (31) to form a wind circulation channel with a bottom air inlet and a front air outlet; The air duct assembly (3) further comprises a decorative cover plate (33), the decorative cover plate (33) is fixed on the front surface of the air duct assembly (3), the decorative cover plate (33) is provided with an air outlet first avoiding hole (331) on the front surface, and the front surface of the air outlet (321) is flush with the front surface of the air duct cover plate (32); The refrigerator further comprises the shelf assembly (4) according to any one of claims 1-6, and the shelf assembly (4) is arranged between the air duct assemblies (3) on the left and right side walls in the internal storage compartment (2).

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