Shelf assembly and refrigerator

Abstract

The invention provides a shelf assembly and a refrigerator, and relates to the technical field of refrigerators, a shelf is applied to the refrigerator, the two sides of the shelf are connected with two air duct assemblies respectively, the shelf comprises a rack and a connecting piece, the rack is a plug pin shelf, and a plurality of fulcrum rods are arranged on the two sides of the rack; the connecting piece is arranged in the air duct assembly, a plurality of through holes are formed in the air duct assembly, and the through holes correspond to the fulcrum rods one to one; and the fulcrum rod of the rack penetrates through the corresponding through hole and is connected with the connecting piece. The shelf fixing structure provided by the invention is integrally arranged in the side wall air duct assembly, so that the occupation of the internal storage space of the refrigerator is reduced.

Description

Technical Field

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

[0002] Most of the existing air-cooled refrigerators have the air duct assembly arranged on the back of the box, and the air outlets are arranged on the front or both sides of the air duct assembly, which has a high degree of modularization and is easy to assemble.

[0003] At the same time, in order to increase the convenience of storage and realize the layered storage of food, most existing refrigerators are equipped with shelves in the box. The two commonly used shelf structures are side wall shelves and cantilever shelves. The side wall shelves are installed by the raised ribs symmetrically arranged on the side wall of the refrigerator liner, which has a simple structure and is easy to assemble; the cantilever shelves are supported and installed by the cantilever structure of the rear wall of the box liner, and the side wall of the box liner has no ribs, and the appearance is simple.

[0004] In existing air-cooled refrigerators, the shelves occupy a large amount of storage space inside the refrigerator, which affects user use. Summary of the invention

[0005] The embodiment of the present application provides a shelf assembly and a refrigerator, in which the shelf fixing structure is integratedly arranged inside the side wall air duct assembly, reducing the storage space occupied inside the refrigerator and solving the problem of existing air-cooled refrigerators in which the shelves occupy more storage space inside the refrigerator, affecting user use.

[0006] In a first aspect, an embodiment of the present application provides a shelf assembly, the shelf is applied to a refrigerator, the refrigerator has a box, both sides of the inner wall of the box are embedded with air duct assemblies, the two sides of the shelf are respectively connected to the two air duct assemblies, and the shelf includes a shelf and a connector;

[0007] The shelf is a latch shelf, and a plurality of fulcrum rods are provided on both sides of the shelf;

[0008] The connecting member is arranged in the air duct assembly, and 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;

[0009] The fulcrum rod of the shelf passes through the corresponding through hole and is connected to the connecting piece.

[0010] In a feasible implementation, the shelf is an electric lifting shelf, the connecting member is a lifting adjustment component, and the through hole is a long strip through hole;

[0011] The lifting and adjusting component is arranged in the air duct component;

[0012] The fulcrum rod passes through the long strip through hole and is connected with the lifting and lowering adjustment component.

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

[0014] The lifting rod assembly comprises a guide rod, both ends of which are fixedly connected to joints, and the lifting rod assembly is fixedly connected to the air duct assembly via the connecting joints;

[0015] The lifting rod assembly also includes a sliding plate, a sliding member lining is riveted inside the sliding plate, the moving end of the driving assembly is connected to the sliding member lining, a sliding bearing is fixed inside the sliding plate lining, the sliding bearing is sleeved with the guide rod, and under the connection of the sliding bearing, the sliding plate can slide up and down within the length range of the guide rod;

[0016] A flange is arranged on the side of the sliding plate, a second fulcrum hole is arranged in the middle of the flange, and the fulcrum rod of the shelf passes through the long strip through hole and overlaps with the second fulcrum hole.

[0017] In a feasible implementation, a traction hook portion is provided on the side of the sliding plate lining, and the traction hook portion passes through the second avoidance hole on the sliding plate and protrudes to the outside of the sliding plate;

[0018] The moving end of the driving assembly is connected to the traction hook portion.

[0019] In a feasible implementation, the driving assembly includes a driving motor, front and rear gear boxes, a synchronization rod, a winding wheel, and a traction rope;

[0020] The driving motor is connected to the front and rear gear boxes, and the two front and rear gear boxes are connected by a synchronization rod, and the two front and rear gear boxes move synchronously under the connection of the synchronization rod;

[0021] Winding wheels are arranged on the sides of the front and rear gear boxes, a traction rope is wound inside the winding wheels, a traction joint is arranged at the lower part of the traction rope, and the traction joint is connected with the traction hanging part.

[0022] In a feasible implementation, fixing positions are provided at both upper and lower ends of the front and rear gear boxes, and the drive assembly is fixed to the air duct assembly via the fixing positions.

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

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

[0025] The fixed support member is fixed inside the air duct assembly;

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

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

[0028] In a second aspect, the present application provides a refrigerator, the refrigerator comprising a box liner, a storage compartment is formed inside the box liner, and grooves are symmetrically arranged on the inner side wall of the box liner;

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

[0030] The air duct assembly includes an air duct liner box and an air duct cover plate; an air outlet area is arranged in the middle of the air duct liner box, an air inlet is arranged at the bottom of the air outlet area, a plurality of air outlets are arranged on the front of the air duct cover plate, and the air duct cover plate is fixed on the front of the air outlet area of ​​the air duct liner box to enclose an air circulation channel with air inlet at the bottom and air outlet at the front;

[0031] The air duct assembly further comprises a decorative cover plate, which is fixed to the front of the air duct assembly, a first air outlet avoidance hole is arranged on the front of the decorative cover plate, and the front of the air outlet is flush with the front of the air duct cover plate;

[0032] The refrigerator further comprises the above-mentioned shelf assembly, which is arranged between the left and right side wall duct assemblies inside the storage compartment.

[0033] The embodiment of the present application provides a shelf assembly and a refrigerator, the shelf is applied to the refrigerator, the two sides of the shelf are respectively connected to the two air duct assemblies, the shelf includes a shelf and a connector, the shelf is a latch shelf, and a plurality of fulcrum rods are arranged on both sides of the shelf; the connector 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; the fulcrum rods of the shelf pass through the corresponding through holes and are connected to the connector. The shelf fixing structure provided by the present application is integratedly arranged inside the side wall air duct assembly, reducing the storage space occupied inside the refrigerator. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 is a schematic diagram of the structure of the shelf assembly provided by the present application;

[0035] Figure 2 is a schematic diagram of the structure of the shelf assembly and the air duct assembly;

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

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

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

[0039] Figure 6 It is a schematic diagram of the structure of the shelf;

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

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

[0042] Fig. 9 It is a schematic diagram of the box and its connection structure;

[0043] Fig.10 It is a structural schematic diagram of the air duct lining box;

[0044] Fig.11 It is a structural schematic diagram of the air duct cover.

[0045] Description of reference numerals:

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

[0047] In order to enable 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 below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work should fall within the scope of protection of the present application.

[0048] Most of the existing air-cooled refrigerators have the air duct assembly arranged on the back of the box, and the air outlets are arranged on the front or both sides of the air duct assembly, which has a high degree of modularization and is easy to assemble.

[0049] At the same time, in order to increase the convenience of storage and realize the layered storage of food, most existing refrigerators are equipped with shelves in the box. The two commonly used shelf structures are side wall shelves and cantilever shelves. The side wall shelves are installed by the raised ribs symmetrically arranged on the side wall of the refrigerator liner, which has a simple structure and is easy to assemble; the cantilever shelves are supported and installed by the cantilever structure of the rear wall of the box liner, and the side wall of the box liner has no ribs, and the appearance is simple.

[0050] The shelf provided by the present application sets the air duct back plate on the side wall of the box, and at the same time eliminates the air duct assembly on the back of the box, thereby reducing the thickness of the back of the box and increasing the usable depth of the storage space. A further purpose is to increase the thickness of the side wall of the box to meet the installation requirements of the side wall air duct assembly. A further purpose is to eliminate the block fixed on the side wall of the box and increase the thickness of the side wall of the box to meet the requirements of pulling out the drawer when the door is opened at 90°. A further purpose is to provide a shelf fixing structure, which is integratedly arranged inside the side wall air duct assembly. A further purpose is to provide a lifting shelf driven by a motor and pulled by a rope to achieve wide-width stepless electric adjustment of the shelf. A further purpose is to provide a refrigerator that uses this side wall air duct assembly or this shelf simultaneously or alone.

[0051] The specific structure of the shelf assembly and the refrigerator provided in the present application is described in detail below in conjunction with the accompanying drawings.

[0052] Reference Figure 1-Figure 7 As shown, an embodiment of the present application provides a shelf assembly, which is applied to a refrigerator. The refrigerator has a box liner, and both inner walls of the box liner are embedded with air duct assemblies. Both sides of the shelf are respectively connected to two of the air duct assemblies. The shelf includes a shelf 41 and a connector;

[0053] The rack 41 is a four-pivot pin rack with side edges, and a plurality of pivot rods 411 are provided on both sides of the rack 41;

[0054] The connecting member is disposed in the air duct assembly, and the air duct assembly is provided with a plurality of through holes, and the plurality of through holes correspond one to one with the plurality of fulcrum rods 411;

[0055] The fulcrum rod 411 of the shelf 41 passes through the corresponding through hole and is connected to the connecting member.

[0056] In some embodiments, the shelf 41 is an electric lifting shelf, the connecting member is a lifting adjustment component, and the through hole is a long strip through hole 323;

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

[0058] The fulcrum rod 411 passes through the long strip through hole 323 and is connected to the lifting and lowering adjustment component.

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

[0060] The lifting rod assembly 43 includes a guide rod 431, and both ends of the guide rod 431 are fixedly connected to joints 432. The lifting rod assembly 43 is fixedly connected to the air duct assembly through the joints 432;

[0061] The lifting rod assembly 43 also includes a sliding plate 433, a sliding member lining 434 is riveted inside the sliding plate 433, the moving end of the driving assembly 44 is connected to the sliding member lining 434, a sliding bearing 435 is fixed inside the sliding plate lining 434, and the sliding bearing 435 is sleeved with the guide rod 431. Under the connection of the sliding bearing 435, the sliding plate 433 can slide up and down within the length range of the guide rod 431;

[0062] A flange 4331 is provided on the side of the sliding plate 433 , a second fulcrum hole 4332 is provided in the middle of the flange 4331 , and the shelf fulcrum rod 411 passes through the long strip through hole 323 and overlaps with the second fulcrum hole 4332 .

[0063] A traction hooking portion 4341 is provided on the side of the sliding plate lining 434, and the traction hooking portion 4341 passes through the second avoidance 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 to the traction hanging part 4341 .

[0065] In some embodiments, the drive assembly 44 includes a drive motor 441, front and rear gear boxes 442, a synchronization rod 443, a winding wheel 444, and a traction rope 445;

[0066] The driving motor 441 is connected to the front and rear gear boxes 442, and the two front and rear gear boxes 442 are connected by a synchronization rod 443. The two front and rear gear boxes 442 move synchronously under the connection of the synchronization rod 443;

[0067] Winding wheels 444 are provided on the sides of the front and rear gear boxes 442, and a traction rope 445 is wound inside the winding wheels 444. A traction joint 4451 is provided at the lower part of the traction rope 445, and the traction joint 4451 is connected to the traction hanging part 4341. The connection between the traction hanging part 4341 and the traction joint 4451 is realized to realize the connection between the lifting rod assembly 43 and the driving assembly 44.

[0068] Driven by the driving motor 441 and through the deceleration effect of the gear box 442 , the traction rope 445 drives the lifting rod assembly 43 and the rack 41 connected to the lifting rod assembly 43 to perform lifting and lowering movements at an appropriate speed.

[0069] In some embodiments, fixing positions 4421 are provided at both upper and lower ends of the front and rear gear boxes 442 , and the drive assembly 44 is fixed to the air duct assembly via the fixing positions 4421 .

[0070] In some embodiments, the rack 41 is a fixed rack, the connecting member is a fixed support member 42, and the through hole is a directional through hole;

[0071] The fixed support member 42 is fixed inside the air duct assembly;

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

[0073] In some embodiments, a first fulcrum hole 421 is disposed on the front side of the fixed support member 42 of the fixed shelf, and the fulcrum rod 411 passes through the square through hole 322 and overlaps with the first fulcrum hole 421 .

[0074] In some embodiments, a toggle member 412 is provided on the shelf 41 , and the fulcrum rod 411 can be extended and retracted left and right by pushing and pulling the toggle member 412 .

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

[0076] Reference Figure 8-Figure 11 As shown, an embodiment of the present application provides a refrigerator 100, which includes a box 1, a storage compartment 2 is formed inside the box 1, and grooves 11 are symmetrically arranged on the inner wall of the box 1. The refrigerator 100 also includes an air duct component 3, which is installed in the groove 11, and the outer side surface of the air duct component 3 is flush with the side wall of the box 1.

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

[0078] The middle of the air duct liner 31 is provided with an air outlet area, the bottom of the air outlet area is an air inlet 311, and the front of the air duct cover plate 32 is provided with a plurality of air outlets 321. The air duct cover plate 32 is fixed to the front of the air outlet area of ​​the air duct liner 31 to enclose an air circulation channel with air inlet at the bottom and air outlet at the front. The square through holes 322 and the long strip through holes 323 are both provided on the air duct cover plate 32.

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

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

[0081] In some embodiments, during the adjustment process between the lowest point and the highest point of the rack 41 , the rack 41 is always located between the upper and lower air outlets 321 , ensuring that there is an air outlet 321 in each layer of the rack 41 .

[0082] The side wall air duct assembly provided in the present application eliminates the rear air duct, reduces the thickness of the back of the box, and increases the usable depth of the storage space.

[0083] The side wall air duct assembly provided in the present application increases the thickness of the side wall of the box body and eliminates the block fixed on the side wall of the box liner, thereby meeting the demand for pulling out the drawer when the door is opened at 90°.

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

[0085] The shelf assembly provided in the present application is a lifting shelf driven by a motor and pulled by a rope, thereby achieving wide-range stepless electric adjustment of the shelf.

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

[0087] The above specific implementation methods further explain in detail the purpose, technical solutions and beneficial effects of the embodiments of the present application. It should be understood that the above are only specific implementation methods of the embodiments of the present application and are not used to limit the protection scope of the embodiments of the present application. Any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the embodiments of the present application should be included in the protection scope of the embodiments of the present application.

Claims

1. A shelf assembly, characterized in that: The shelf is applied to a refrigerator, the refrigerator having a box liner, both inner walls of the box liner being embedded with air duct components, the two sides of the shelf being respectively connected to the two air duct components, and the shelf comprising a shelf (41) and a connecting piece; The shelf (41) is a latch shelf, and a plurality of fulcrum rods (411) are provided on both sides of the shelf (41); The connecting member is arranged in the air duct assembly, and the air duct assembly is provided with a plurality of through holes, and the plurality of through holes correspond one to one with the plurality of fulcrum rods (411); The fulcrum rod (411) of the shelf (41) passes through the corresponding through hole and is connected to the connecting member.

2. The shelf assembly according to claim 1, characterized in that: The shelf (41) is an electric lifting shelf, the connecting piece is a lifting adjustment component, and the through hole is a long strip through hole (323); The lifting and lowering adjustment component is arranged in the air duct component; The fulcrum rod (411) passes through the long strip through hole (323) and is connected to the lifting and lowering adjustment component.

3. The shelf assembly according to claim 2, characterized in that: The lifting and 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 to joints (432), and the lifting rod assembly (43) is fixedly connected to the air duct assembly via the joints (432); The lifting rod assembly (43) further comprises a sliding plate (433), a sliding member lining (434) is riveted inside the sliding plate (433), a moving end of the driving assembly (44) is connected to the sliding member lining (434), a sliding bearing (435) is fixed inside the sliding plate lining (434), and the sliding bearing (435) is sleeved with the guide rod (431), and under the connection of the sliding bearing (435), the sliding plate (433) can slide up and down within the length range of the guide rod (431); A flange (4331) is provided on the side of the sliding plate (433), a second fulcrum hole (4332) is provided in the middle of the flange (4331), and the shelf fulcrum rod (411) passes through the long strip through hole (323) and overlaps with the second fulcrum hole (4332).

4. The shelf assembly according to claim 3, characterized in that: A traction hooking portion (4341) is provided on the side of the sliding plate lining (434), and the traction hooking portion (4341) passes through a second avoidance 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 to the traction hook portion (4341).

5. The shelf assembly according to claim 4, characterized in that: The driving assembly (44) comprises a driving motor (441), front and rear gear boxes (442), a synchronization rod (443), a winding wheel (444) and a traction rope (445); The driving motor (441) is connected to the front and rear gear boxes (442), and the two front and rear gear boxes (442) are connected via a synchronization rod (443). The two front and rear gear boxes (442) move synchronously under the connection of the synchronization rod (443); Winding wheels (444) are arranged on the sides of the front and rear gear boxes (442), a traction rope (445) is wound inside the winding wheel (444), a traction joint (4451) is arranged at the lower part of the traction rope (445), and the traction joint (4451) is connected to the traction hanging part (4341).

6. The shelf assembly according to claim 5, characterized in that: The upper and lower ends of the front and rear gear boxes (442) are both provided with fixing positions (4421), and the driving assembly (44) is fixed to the air duct assembly via the fixing positions (4421).

7. The shelf assembly according to claim 5, characterized in that: During the adjustment process of the shelf (41) between the lowest point and the highest point, the shelf (41) is always located between the upper and lower air outlets (321), ensuring that each layer of the shelf (41) has an air outlet (321).

8. The shelf assembly according to claim 1, characterized in that: The shelf (41) is a fixed shelf, the connecting member is a fixed support member (42), and the through hole is a directional through hole; The fixed support member (42) is fixed inside the air duct assembly; The fulcrum rod (411) of the fixed shelf passes through the corresponding directional through hole and is connected to the fixed support member (42).

9. The shelf assembly according to claim 8, characterized in that: A first fulcrum hole (421) is arranged on the front side of the fixed support member (42) of the fixed shelf, and the fulcrum rod (411) passes through the square through hole 322 and overlaps with the first fulcrum hole (421).

10. A refrigerator, characterized in that: The refrigerator comprises a box liner (1), a storage compartment (2) is formed inside the box liner (1), and grooves (11) are symmetrically arranged on the inner side wall of the box liner (1); The refrigerator (100) further comprises an air duct assembly (3), wherein the air duct assembly (3) is 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 (1); The air duct assembly (3) comprises an air duct liner box (31) and an air duct cover plate (32); an air outlet area is arranged in the middle of the air duct liner box (31), an air inlet (311) is arranged at the bottom of the air outlet area, a plurality of air outlets (321) are arranged at the front of the air duct cover plate (32), and the air duct cover plate (32) is fixed to the front of the air outlet area of ​​the air duct liner box (31), thereby enclosing an air circulation channel with air inlet at the bottom and air outlet at the front; The air duct assembly (3) further comprises a decorative cover plate (33), the decorative cover plate (33) being fixed on the front of the air duct assembly (3), a first air outlet avoidance hole 331 being arranged on the front of the decorative cover plate (33), and the front of the air outlet (321) being flush with the front of the air duct cover plate (32); The refrigerator further comprises a shelf assembly (4) according to any one of claims 1 to 9, wherein the shelf assembly (4) is arranged between the left and right side wall air duct assemblies (3) inside the storage compartment (2).

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