WO2021213104A1

WO2021213104A1 - Shelf assembly for refrigerator, and refrigerator

Info

Publication number: WO2021213104A1
Application number: PCT/CN2021/082065
Authority: WO
Inventors: 朱小兵; 程学丽; 张振兴
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: 2020-07-13
Filing date: 2021-03-22
Publication date: 2021-10-28
Also published as: CN113932543A; CN113932543B

Abstract

Disclosed are a shelf assembly for a refrigerator, and a refrigerator. The shelf assembly comprises an object placing device, with the object placing device being used for placing objects; and a sliding rail, which forms a sliding channel in the vertical direction and is provided with at least two positioning portions in the vertical direction. The shelf assembly further comprises a moving device for supporting the object placing device. The height of the object placing device in the vertical direction can be adjusted in an operable manner. A rack extending in the vertical direction is arranged on the sliding rail. The moving device comprises a gear connected to the rack in a matching manner and a damper for damping the rotation of the gear in one direction. When the moving device moves downwards, the damper intervenes with the damping to cause the moving device to descend slowly, and when the moving device moves upwards, the damper does not intervene with damping. According to the present invention, the object placing device is caused to slowly move downwards, and therefore, the safety is further ensured, and the user experience effect is also relatively good.

Description

Shelf assembly for refrigerator and refrigerator

Technical field

The invention relates to a shelf assembly for a refrigerator and a refrigerator.

Background technique

In daily life, people mainly use refrigerators to refrigerate and store food. Therefore, the floor area ratio inside the refrigerator is one of the very important indicators of the refrigerator. The floor area ratio is equal to the actual space inside the refrigerator and the total space inside the refrigerator. In contrast, in order to further increase the floor area ratio of the refrigerator, in general, shelves are often added to the inside of the refrigerator door, so that food can be placed in the shelves and the floor area ratio of the refrigerator is increased.

In the current mainstream refrigerator structure, the refrigerator compartment is generally provided with a plurality of ribs with a fixed height and arranged vertically. Shelves are arranged at a height corresponding to the ribs, so that each shelf is vertically arranged. Arranged and separated by a certain distance, each shelf can be used to store more food. However, because the height of each shelf is limited by the position of the ribs and is fixed, when there are taller items that need to be placed on the shelf, due to the limitation of the distance between the shelves, it has to be The items are placed horizontally in the shelf, so that a large part of the internal space of the shelf is occupied, and a large part of the upper space is wasted, which greatly reduces the space utilization of the refrigerator.

At present, the shelf racks of refrigerators on the market are almost always fixed positions. Every time the height of the shelf needs to be adjusted, it is always necessary for people to remove the shelf from the ribs and then put them in other places. At this time, the items on the shelf must be removed to make adjustments. Therefore, trouble occurs in the process of adjusting the height of the shelf, and the operation is extremely inconvenient.

In order to solve the above problems, technicians have conducted continuous research and developed an electric adjustable shelf for refrigerators. Although this technology realizes the convenient adjustment of the shelf, the structure is too complicated and the cost is very high. In addition, although there are other adjustment structures, when the shelf is adjusted downwards, it will slide freely, which is very dangerous.

Summary of the invention

The object of the present invention is to provide a shelf assembly for a refrigerator and a refrigerator, so that the adjustment of the shelf device is simple and convenient, and the cost is low.

In order to achieve one of the above-mentioned objects of the invention, an embodiment of the present invention provides a shelf assembly for a refrigerator, the shelf assembly includes: a shelf device, the shelf device is used to place items; a sliding rail, The slide rail forms a slide along the vertical direction, and has at least two positioning parts in the vertical direction; wherein, the shelf assembly further includes: a moving device, the moving device is used to support the shelf device, The moving device includes a load-bearing plate operable to move up and down relative to the slide rail, and a lock plate rotatably arranged relative to the load-bearing plate. The lock plate is provided with a positioning member, and the lock plate is connected to the The shelf device is matched, and when the shelf device is operatively lifted or released, the positioning member is disengaged from or matched with one of the positioning parts to adjust the height of the shelf device.

As a further improvement of the embodiment of the present invention, the locking plate is rotatably connected with the load-bearing plate through a rotating shaft, the locking plate is provided with upper and lower hanging ears, the shelf device includes a support, so The support is provided with an upper limit hole matched with the upper hanging ear and a lower limit hole matched with the lower hanging ear. When the storage device is lifted up, the support drives the locking plate to rotate So that the positioning member is separated from the positioning part.

As a further improvement of the embodiment of the present invention, the upper limit hole includes a horizontal portion extending in a horizontal direction and a vertical portion extending in a vertical direction. The horizontal portion extends from the vertical portion in a direction facing the user. The lower limit hole extends in the vertical direction, and the upper limit hole and the lower limit hole are both set in an open type, and the opening directions of the upper limit hole and the lower limit hole are all downward.

As a further improvement of the embodiment of the present invention, the distance from the rotating shaft to the lower lug is greater than the distance from the rotating shaft to the upper lug.

As a further improvement of the embodiment of the present invention, the center of the rotating shaft, the center of the upper ear and the center of the lower ear define a triangle.

As a further improvement of the embodiment of the present invention, an arc-shaped guide hole is provided on the load-bearing plate, and the arc-shaped guide hole guides the lower hanging ear.

As a further improvement of the embodiment of the present invention, the moving device includes two rolling bearings located in the slideway.

As a further improvement of the embodiment of the present invention, the rolling bearing adopts a silent bearing.

In order to achieve one of the above-mentioned objects of the invention, another embodiment of the present invention also provides a refrigerator. The refrigerator includes a cabinet and a door for opening/closing the cabinet. The cabinet includes a casing and an inner container. , The liner defines a storage room, the refrigerator further includes a shelf assembly arranged in the liner, the shelf assembly includes: a shelf device, the shelf device includes a shelf for storing items A slide rail, the slide rail is provided in the inner tank and forms a slide along the vertical direction, and has at least two positioning parts in the vertical direction; wherein, the shelf assembly further includes: a moving device, The moving device is used to support the shelf device, the moving device includes a bearing plate that can be operatively moved up and down relative to the slide rail, and a locking plate that is rotatably arranged relative to the bearing plate, the A positioning member is provided on the locking plate, and the locking plate is mated with the storage device. When the storage device is operatively lifted or released, the positioning member is disengaged from or matched with one of the positioning portions , To adjust the height of the shelf device.

In order to achieve one of the above-mentioned objects of the present invention, another embodiment of the present invention also provides a refrigerator including a box body and a door body for opening/closing the box body, the box body defines a storage room, and The refrigerator also includes a shelf assembly provided on the door, the shelf assembly includes: a shelf device, the shelf device includes a bottle holder for storing articles; a slide rail, the slide rail is provided on The door body forms a slide along the vertical direction, and has at least two positioning parts in the vertical direction; wherein, the shelf assembly further includes: a moving device for supporting the shelf The moving device includes a load-bearing plate that can be operatively moved up and down relative to the slide rail, and a lock plate that is rotatably arranged relative to the load-bearing plate, the lock plate is provided with a positioning member, and the lock The board is mated with the shelf device, and when the shelf device is operatively lifted or released, the positioning member is disengaged from or matched with one of the positioning parts to adjust the height of the shelf device .

Compared with the prior art, the present invention has the beneficial effect that when the shelf device is lifted up, the locking plate rotates relative to the load-bearing plate, so that the positioning member is separated from the positioning part, and then the shelf device can be removed Move up or down to adjust the height. When it reaches the required height, the shelf device is no longer lifted, and the locking plate rotates in the opposite direction to the above-mentioned relative to the load-bearing plate, so that the positioning member and the corresponding The corresponding positioning parts are mated to lock the shelf device at a certain height. Therefore, the adjustment of the shelf device is simple and convenient, and the cost is low.

The purpose of the present invention is to also provide a shelf assembly for a refrigerator and a refrigerator, so that the shelf device can move downwards slowly, which is safer and has a better user experience effect.

In order to achieve the above-mentioned object of the invention, an embodiment of the present invention provides a shelf assembly for a refrigerator, the shelf assembly includes: a shelf device, the shelf device is used to place items; a slide rail, the slide The rail forms a slideway in the vertical direction, and has at least two positioning parts in the vertical direction; the shelf assembly further includes a moving device for supporting the shelf device, and the shelf device is in the vertical direction. The height of the upper part can be operatively adjusted, the slide rail is provided with a rack extending in the vertical direction, and the moving device includes a gear that is matched with the rack and a pair of the gear in one direction. The rotation produces a damped damper. When the moving device moves down, the damper intervenes in damping to make the moving device fall slowly, and when the moving device moves up, the damper does not intervene in damping .

As a further improvement of the embodiment of the present invention, the moving device further includes a load-bearing plate that can be operatively moved up and down with respect to the slide rail, and a lock plate rotatably arranged with respect to the load-bearing plate, and the gear is relatively The load-bearing plate is rotatably arranged, the locking plate is provided with a positioning member, and the locking plate is mated with the storage device. When the storage device is operatively lifted or released, the positioning member It is disconnected from or matched with one of the positioning parts to adjust the height of the shelf device.

As a further improvement of the embodiment of the present invention, the upper limit hole includes a horizontal portion extending in a horizontal direction and a vertical portion extending in a vertical direction. The horizontal portion extends from the vertical portion in a direction facing the user. The lower limit hole extends in the vertical direction, and the upper limit hole and the lower limit hole are both set in an open type, and the opening directions of the limit hole and the lower limit hole are all downward.

As a further improvement of the embodiment of the present invention, the moving device includes a mounting seat fixedly connected to the bearing plate, the damper is provided on the mounting seat, and the gear shaft of the gear is connected to the damper.

As a further improvement of the embodiment of the present invention, the mobile device further includes an elastic member for urging the positioning member to mate with the positioning portion.

In order to achieve one of the above-mentioned objects of the invention, another embodiment of the present invention also provides a refrigerator. The refrigerator includes a cabinet and a door for opening/closing the cabinet. The cabinet includes a casing and an inner container. , The liner defines a storage room, the refrigerator further includes a shelf assembly arranged in the liner, the shelf assembly includes: a shelf device, the shelf device includes a shelf for storing items Slide rail, the slide rail is provided in the inner tank and forms a slide along the vertical direction, and has at least two positioning parts in the vertical direction; wherein, the shelf assembly also includes a support for The moving device of the shelving device, the height of the shelving device in the vertical direction can be operatively adjusted, the sliding rail is provided with a rack extending in the vertical direction, and the moving device includes The gear matched with the rack and a damper that dampens the rotation of the gear in one of the directions. When the moving device moves downward, the damper intervenes in damping to make the moving device slowly descend When the moving device moves upward, the damper does not intervene in damping.

In order to achieve one of the above-mentioned objects of the present invention, another embodiment of the present invention also provides a refrigerator including a box body and a door body for opening/closing the box body, the box body defines a storage room, and The refrigerator also includes a shelf assembly provided on the door, the shelf assembly includes: a shelf device, the shelf device includes a bottle holder for storing articles; a slide rail, the slide rail is provided on The door body forms a slideway along the vertical direction, and has at least two positioning parts in the vertical direction; wherein, the shelf assembly further includes a moving device for supporting the shelf device, and the shelf The height of the object device in the vertical direction can be operatively adjusted, the slide rail is provided with a rack extending in the vertical direction, and the moving device includes a gear matched with the rack and a pair of The rotation of the gear in one direction produces a damped damper. When the moving device moves downward, the damper intervenes in damping to make the moving device slowly descend. When the moving device moves upward, the The damper is not involved in damping.

Compared with the prior art, the present invention has the beneficial effects that because the dampers that produce unidirectional damping are provided, the left and right sides of the storage device are synchronized during the upward and downward movement of the shelf device, and the damping is not involved when moving up, so that The upward movement of the shelf device is easier, and the user experience is improved. In addition, when the storage device and the mobile device move down together, the damper intervenes in damping and increases the resistance, so that the storage device cannot slide down quickly like a free fall, so that the storage device moves down slowly, which improves User experience.

Description of the drawings

Fig. 1 is a three-dimensional schematic diagram of a refrigerator in a specific embodiment of the present invention;

Figure 2 is a perspective schematic view of part of the inner tank and shelf assembly in Figure 1;

Fig. 3 is a partial three-dimensional enlarged schematic view of the shelf assembly in Fig. 2;

Figure 4 is a right side view of part of the inner container and shelf assembly in Figure 1;

Fig. 5 is a partial enlarged schematic diagram of A in Fig. 4;

Fig. 6 is a three-dimensional schematic diagram of a sliding rail in the shelf assembly in Fig. 3;

Fig. 7 is a perspective exploded schematic view of the shelf assembly in Fig. 3;

Fig. 8 is a three-dimensional exploded enlarged schematic view of the moving device and the sliding rail of the shelf assembly in Fig. 7;

Fig. 9 is a three-dimensional exploded enlarged schematic view of the mounting seat, damper and gear of the mobile device in Fig. 8;

Fig. 10 is a perspective enlarged schematic view of the mounting seat in Fig. 9 in another direction;

Fig. 11 is a perspective enlarged schematic view of the moving device of the shelf assembly in Fig. 7;

FIG. 12 is a perspective enlarged schematic view of the mobile device in FIG. 11 in another direction;

Figure 13 is a right side view of the shelf assembly in Figure 3, when the positioning member is mated with the positioning part;

Fig. 14 is a partial enlarged schematic diagram of B in Fig. 13;

Figure 15 is a right side view of the shelf assembly in Figure 3, at this time the shelf device is lifted up and tilted to a certain angle, and the positioning member is separated from the positioning part;

Fig. 16 is a partial enlarged schematic diagram of C in Fig. 15;

FIG. 17 is a partial three-dimensional enlarged schematic view of the shelf device in the shelf assembly in FIG. 3;

FIG. 18 is a schematic diagram of the positional relationship between the shelf device and the upper and lower ears in FIG. 17, when the shelf device is in a non-operating state;

Fig. 19 is a schematic diagram of the positional relationship between the shelf device and the upper and lower ears in Fig. 18. At this time, the shelf device is vertically raised to a certain height, and the shelf device is separated from the upper and lower ears.

Detailed ways

Hereinafter, the present invention will be described in detail with reference to the specific embodiments shown in the drawings. However, these embodiments do not limit the present invention, and the structural, method, or functional changes made by those skilled in the art based on these embodiments are all included in the protection scope of the present invention. In the description of the specific embodiments of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "bottom", "inner" The orientation or positional relationship indicated by "" and "outside" is based on the orientation or positional relationship shown in the drawings, and is usually based on the shelf component in normal use as a reference, and does not indicate that the position or element referred to must have a specific position.

As shown in Figures 1 to 5, the specific embodiment of the present invention discloses a refrigerator. The refrigerator includes a box body and a door for opening/closing the box body. The box body includes a shell and an inner liner 8, which defines In addition to the storage room, the refrigerator also includes a shelf assembly. The shelf assembly includes a shelf device 10 and a sliding rail 12 for placing items. Wherein, the slide rail 12 forms a slideway along the vertical direction, and has at least two positioning portions 14 in the vertical direction.

Specifically, in this preferred embodiment, the shelf assembly is disposed in the inner container 8. When the shelf assembly is arranged on the inner tank 8, the storage device 10 includes a shelf 16 for placing items. At this time, the shelf 16 is generally flat; the slide rail 12 is arranged on the inner tank 8 and is in a vertical direction. A slideway is formed, and there are at least two positioning portions 14 in the vertical direction.

Of course, the shelf assembly can also be arranged on the door body. When the shelf assembly is arranged in the inner container 8, the shelf device 10 includes a bottle holder for storing articles. The bottle holder usually has a receiving cavity for storing articles, and the opening direction of the receiving cavity is usually upward; at this time, the slide rail 12 is arranged on the door body and forms a slideway along the vertical direction, and has at least two positioning portions 14 in the vertical direction.

With further reference to FIGS. 6 to 19, the shelf assembly further includes a moving device 18 for supporting the shelf device 10. The height of the storage device 10 in the vertical direction can be operatively adjusted. The slide rail 12 is provided with a rack 20 extending in the vertical direction. The moving device 18 includes a gear 22 that is matched with the rack 20 and a counter gear. The rotation of 22 in one direction produces a damped damper 24. When the moving device 18 moves down, the damper 24 intervenes in damping to make the moving device 18 slowly descend. When the moving device 18 moves up, the damper 24 does not Intervene in damping. Since the damper 24 that produces one-way damping is provided, it is ensured that the left and right sides of the shelf device 10 are synchronized during the upward and downward movement of the shelf device 10, and the damping is not intervened during the upward movement, making the upward movement of the shelf device 10 easier and improved User experience effect. In addition, when the storage device 10 and the moving device 18 move down together, the damper 24 intervenes in damping and increases the resistance, so that the storage device 10 cannot slide down quickly like a free fall, so that the storage device 10 slows down. Move down to improve the user experience.

The moving device 18 includes a bearing plate 26 that can be operatively moved up and down relative to the slide rail 12, and a locking plate 28 rotatably arranged relative to the bearing plate 26. The gear 22 is rotatably arranged relative to the bearing plate 26. A positioning member 30 is provided, and the locking plate 28 is mated with the shelf device 10. When the shelf device 10 is operatively lifted or released, the positioning member 30 is disengaged from or matched with one of the positioning portions 14 to align the shelf The device 10 performs height adjustment. In order to make the adjustment and fixing of the shelf device 10 more stable, the slide rail 12 and the moving device 18 are provided in two, and they are respectively arranged on both sides of the shelf device 10. In the following, only one side is taken as an example for detailed description.

In this preferred embodiment, when the shelf device 10 is lifted, the shelf device 10 is tilted upward to a certain angle, and the locking plate 28 rotates relative to the bearing plate 26, so that the positioning member 30 is separated from the positioning portion 14, and then the positioning member 30 can be separated from the positioning portion 14 The shelf device 10 moves up or down to adjust the height. When the shelf device 10 is moved to the desired height, the shelf device 10 is no longer lifted. As the shelf 16 returns to the horizontal state, the locking plate 28 is relative to the load-bearing The plate 26 rotates in the opposite direction to the above, so that the positioning member 30 is mated with the corresponding positioning portion 14 so as to lock the shelf device 10 at a certain height. Therefore, the adjustment of the shelf device 10 is simple and convenient, and the cost is low. In the process of adjusting the height of the shelf device 10, the shelf device 10 and the moving device 18 have not been separated from the slide rail 12, and there is no need to remove the items on the shelf device 10, thereby realizing the load adjustment and eliminating the need for users. Unnecessary trouble during use.

Specifically, the locking plate 28 is rotatably connected with the load-bearing plate 26 through a shaft 32. The locking plate 28 is provided with upper ears 34 and lower ears 36. The shelf device 10 includes a support 38, and the support 38 is provided with The upper limit hole 40 matched with the upper ear 34 and the lower limit hole 42 matched with the lower ear 36. When the storage device 10 is lifted up, the supporting member 38 drives the locking plate 28 to rotate so that the positioning member 30 and the positioning portion Phase 14 is disconnected. There are also two supporting members 38. The two supporting members 38 are fixedly connected to the shelf 16, and the two supporting members 38 are symmetrically arranged on both sides of the shelf 16, and the supporting members 38 and the shelf 16 are perpendicular to each other.

The upper limit hole 40 includes a horizontal portion 44 extending horizontally and a vertical portion 46 extending along the vertical direction. The horizontal portion 44 extends from the vertical portion 46 in a direction facing the user, and the lower limit hole 42 extends in the vertical direction. In addition, the upper limit hole 40 and the lower limit hole 42 are both set to be open, and the opening directions of the upper limit hole 40 and the lower limit hole 42 are both downward. The opening of the upper limit hole 40 is located at the vertical portion 46, and the vertical portion 46 of the upper limit hole 40 and the lower limit hole 42 are approximately on the same vertical line. When the shelf device 10 is in a horizontal state where it is not operated and is released , The upper lug 34 is located at the vertical portion 46 of the upper limit hole 40, and the lower lug 36 is located at the lower limit hole 42. When disassembling the shelf device 10, first support the shelf device 10 vertically upwards, so that the upper ears 34 come out of the upper limit hole 40, and the lower ears 36 come out of the lower limit hole 42, and finally the shelf device 10 is pulled out horizontally. The shelf device 10 can be disassembled, and the mobile device 18 is still located on the slide rail 12 at this time. Therefore, the storage device 10 is very convenient to disassemble. When the storage device 10 needs to be cleaned, the storage device 10 can be disassembled separately.

The moving device 18 includes a mounting base 48 fixedly connected to the bearing plate 26, the damper 24 is disposed on the mounting base 48, and the gear shaft of the gear 22 is connected to the damper 24. The damper 24 and the mounting base 48 are fixedly connected to the bearing plate 26 by two bolts 50, and the damper 24 and the locking plate 28 are respectively located on both sides of the bearing plate 26. A groove 49 is provided on the side of the mounting seat 48 opposite to the bearing plate 26, and the damper 24 is at least partially received in the groove 49.

The moving device 18 further includes an elastic member 52 for urging the positioning member 30 to be mated with the positioning portion 14. In this preferred embodiment, the elastic member 52 is configured as a torsion spring. Of course, the elastic member 52 can also be configured as another elastic member 52 such as a tension spring or a compression spring. One end of the elastic member 52 abuts against the bearing plate 26 or the mounting seat 48, and the other end of the elastic member 52 abuts against the positioning member 30. Further, the mounting seat 48 is provided with a receiving groove 54 facing the bearing plate 26, and the elastic member 52 is partially located in the receiving groove 54. In addition, the elastic member 52 is penetrated on one of the bolts 50, and this arrangement makes the entire structure of the mobile device 18 simpler and more compact.

When adjusting the height of the shelf device 10, the user holds the front side of the shelf device 10 and lifts it up. Here, the front side of the shelf device 10 refers to the side of the shelf device 10 facing the user. As the user lifts up, the shelf device 10 tilts upward to a certain angle, the locking plate 28 rotates about the shaft 32 relative to the bearing plate 26, and the upper lug 34 enters the horizontal portion 44 of the upper limit hole 40, and the lower lug 36 is always located at the lower limit hole 42. When the locking plate 28 rotates to a certain angle relative to the bearing plate 26, the positioning member 30 is separated from the positioning portion 14, and the shelf device 10 can be moved up or down at this time. At this time, the shelf device 10 and the moving device 18 are together Move up or down relative to the slide rail 12. After moving to the required height, the shelf device 10 is no longer lifted. At this time, under the action of the elastic member 52, the locking plate 28 rotates relative to the bearing plate 26 in the opposite direction to the above, so that the positioning member 30 corresponds to The positioning portion 14 is mated to lock the shelf device 10 at a certain height. At the same time, the upper hanging ear 34 is also mated with the vertical portion 46 of the upper limit hole 40 again.

In order to make the installation of the shelf device 10 more stable and reliable, the end of the upper ear 34 is provided with an upper stop 56, and the end of the lower ear 36 is provided with a lower stop 58. The support 38 is located at the upper stop 56 and is locked. Between the plates 28, and the support 38 is also located between the lower stop 58 and the locking plate 28.

Furthermore, the distance from the rotating shaft 32 to the lower lug 36 is greater than the distance from the rotating shaft 32 to the upper lug 34. The distance from the positioning member 30 to the rotating shaft 32 is greater than the distance from the lower hanging ear 36 to the rotating shaft 32, and the positioning member 30 is located at the lower end of the locking plate 28. With this arrangement, the locking plate 28 rotates at a relatively small angle, so that the positioning member 30 can be separated from the positioning portion 14. In other words, when the height of the shelf device 10 is adjusted, as long as the front side of the shelf device 10 is lifted up a small distance, the positioning member 30 can be separated from the positioning portion 14.

Specifically, in this embodiment, the center of the rotating shaft 32, the center of the upper ear 34, and the center of the lower ear 36 define a triangle.

In order to make the rotation of the locking plate 28 more stable, the bearing plate 26 is provided with an arc-shaped guide hole 60, and the arc-shaped guide hole 60 guides the lower hanging ear 36. As shown in FIG. A guide pin 62 is provided at one end of the lower hanging ear 36, and the guide pin 62 extends through the arc-shaped guide hole 60.

The positioning member 30 is an L-shaped bending member extending from the locking plate 28 to one side of the locking plate 28, the bearing plate 26 is provided with a through hole, the positioning member 30 extends through the through hole, and the through hole is set in a square shape.

There are seven positioning parts 14 so that the shelf device 10 has seven adjustment positions. Of course, the positioning portion 14 can also be provided in other numbers. Specifically, the positioning portion 14 is configured as a catch, and the catch has a horizontal support portion 64 and a catch groove 66. When the shelf device 10 is fixed at a certain height position, the positioning member 30 is located in the slot 66 of the corresponding positioning portion 14, and the positioning member 30 is supported by the horizontal support portion 64 of the corresponding positioning portion 14. In addition, a circular arc 68 transition is provided between two adjacent clamping teeth, so that the positioning member 30 can easily enter the corresponding clamping slot 66 and prevent the occurrence of miscarding.

In order to make the height adjustment of the shelf device 10 more stable and easy, the moving device 18 further includes two rolling bearings 70 located in the slideway. Preferably, the two rolling bearings 70 are both silent bearings 70. Therefore, the resistance of the shelf device 10 during the adjustment process is effectively reduced, the noise during the adjustment process is greatly reduced, and the comfort of the user experience is improved.

It should be understood that although this specification is described in accordance with the embodiments, not every embodiment only includes an independent technical solution. This narration in the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. 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 of the feasible implementations of the present invention. They are not intended to limit the scope of protection of the present invention. Any equivalent implementations or implementations made without departing from the technical spirit of the present invention All changes shall be included in the protection scope of the present invention.

Claims

A shelf assembly for a refrigerator, the shelf assembly includes:

Shelving device, the shelving device is used to place items;

A slide rail, the slide rail forms a slideway in a vertical direction, and has at least two positioning parts in the vertical direction;

It is characterized in that, the shelf assembly further includes a moving device for supporting the shelf device, the height of the shelf device in the vertical direction can be operatively adjusted, and the sliding rail is provided with a moving device along the vertical direction. A rack extending in a straight direction, the moving device includes a gear matched with the rack and a damper that dampens the rotation of the gear in one of the directions. When the moving device moves downward, The damper intervenes in damping so that the mobile device slowly descends, and when the mobile device moves upward, the damper does not intervene in damping.
The shelf assembly according to claim 1, wherein the moving device further comprises a bearing plate operatively movable up and down relative to the slide rail, and a locking plate rotatably arranged relative to the bearing plate The gear is rotatably arranged relative to the load-bearing plate, the locking plate is provided with a positioning member, and the locking plate is mated with the shelf device, and when the shelf device is operatively lifted or released At this time, the positioning member is disengaged from or mated with one of the positioning parts to adjust the height of the shelf device.
The shelf assembly according to claim 2, wherein the locking plate is rotatably connected with the bearing plate through a rotating shaft, and the locking plate is provided with upper and lower hanging ears, and the shelf The device includes a support, and the support is provided with an upper limit hole matched with the upper hanging ear and a lower limit hole matched with the lower hanging ear. When the shelf device is lifted up, the support The locking plate is driven to rotate so that the positioning member is separated from the positioning portion.
The shelf assembly according to claim 3, wherein the upper limit hole includes a horizontal portion extending horizontally and a vertical portion extending along a vertical direction, and the horizontal portion faces the user from the vertical portion. The lower limiting hole extends in the vertical direction, and the upper limiting hole and the lower limiting hole are both set in an open type, and the opening directions of the limiting hole and the lower limiting hole are both downward.
4. The shelf assembly of claim 3, wherein the distance from the rotating shaft to the lower ear is greater than the distance from the rotating shaft to the upper ear.
The shelf assembly of claim 3, wherein the bearing plate is provided with an arc-shaped guide hole, and the arc-shaped guide hole guides the lower hanging ear.
The shelf assembly of claim 2, wherein the moving device comprises a mounting seat fixedly connected to the bearing plate, the damper is provided on the mounting seat, and the gear shaft of the gear is connected于The damper.
8. The shelf assembly of claim 7, wherein the moving device further comprises an elastic member for urging the positioning member to mate with the positioning portion.
A refrigerator includes a box body and a door for opening/closing the box body, the box body includes a shell and an inner liner, the inner liner defines a storage room, and the refrigerator further includes a device In the shelf assembly of the inner tank, the shelf assembly includes:

A shelf device, the shelf device includes a shelf for placing items;

A slide rail, the slide rail is provided in the inner tank and forms a slide along the vertical direction, and has at least two positioning parts in the vertical direction;

It is characterized in that, the shelf assembly further includes a moving device for supporting the shelf device, the height of the shelf device in the vertical direction can be operatively adjusted, and the sliding rail is provided with a moving device along the vertical direction. A rack extending in a straight direction, the moving device includes a gear matched with the rack and a damper that dampens the rotation of the gear in one of the directions. When the moving device moves downward, The damper intervenes in damping so that the mobile device slowly descends, and when the mobile device moves upward, the damper does not intervene in damping.
A refrigerator includes a box body and a door body for opening/closing the box body, the box body defines a storage room, the refrigerator further includes a shelf assembly provided on the door body, and The shelf components include:

A storage device, the storage device includes a bottle holder for storing articles;

A slide rail, the slide rail is arranged on the door body and forms a slideway along the vertical direction, and has at least two positioning parts in the vertical direction;

It is characterized in that, the shelf assembly further includes a moving device for supporting the shelf device, the height of the shelf device in the vertical direction can be operatively adjusted, and the sliding rail is provided with a moving device along the vertical direction. A rack extending in a straight direction, the moving device includes a gear matched with the rack and a damper that dampens the rotation of the gear in one of the directions. When the moving device moves downward, The damper intervenes in damping so that the mobile device slowly descends, and when the mobile device moves upward, the damper does not intervene in damping.