Storage device and refrigerator

By designing adjustable shelves and sliding support structures, the problem of low space utilization caused by fixed refrigerator shelves has been solved, achieving flexible storage and efficient space utilization.

CN224162822UActive Publication Date: 2026-04-24HISENSE(SHANDONG)REFRIGERATOR CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HISENSE(SHANDONG)REFRIGERATOR CO LTD
Filing Date
2025-04-16
Publication Date
2026-04-24

AI Technical Summary

Technical Problem

The shelves in existing refrigerators are of a fixed size and cannot be adjusted, resulting in a fixed storage pattern between shelves and low space utilization.

Method used

Design a storage device including a telescopic frame and a sliding support structure. The width and position of the storage rack can be adjusted by assembling it with the shelf through the sliding support structure. The size and position of the storage rack can be flexibly adjusted by using sliding fit and plug-in structure.

Benefits of technology

It realizes the flexible storage function of the shelves, avoids underutilization of space, improves the space utilization rate between the shelves in the refrigerator, and meets the storage needs of different foods.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of refrigerators, and provides a storage device and a refrigerator, the storage device is used for being arranged on a shelf of the refrigerator, the storage device comprises a storage rack, the storage rack comprises two rack bodies which are connected, and the two rack bodies can stretch out and draw back in the left-right direction to adjust the width of the storage rack; the sliding supporting structure is used for being arranged on the bottom wall of the shelf; the sliding supporting structure comprises a first sliding seat and a second sliding seat; first sliding seats are arranged at the top ends of the two frame bodies correspondingly, and the frame bodies can slide in the front-back direction relative to the corresponding first sliding seats. A second sliding seat is arranged on the first sliding seat on at least one side, and the frame body on the current side can slide in the left-right direction relative to the second sliding seat through the first sliding seat; the width of the commodity shelf can be correspondingly adjusted to a proper size according to the requirements of the placed food materials, and the function of flexible storage is achieved.
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Description

Technical Field

[0001] This application relates to the field of refrigerator technology, and in particular to a storage device and a refrigerator. Background Technology

[0002] As a household appliance, the main purpose of a refrigerator is to refrigerate and store food or other items. Currently, conventional refrigerators have shelves to divide the refrigerator and meet users' classification needs, and food can be placed on each shelf. In addition, hanging racks are usually installed on the shelves to be used in combination. Shelves can further divide the space between the shelves for storing more items.

[0003] However, the size of the shelves in existing refrigerators is fixed and cannot be adjusted, resulting in a fixed storage pattern between the shelves; there is also the problem that the space inside the shelves is not fully utilized, causing the shelves to occupy the space between the shelves and resulting in low space utilization. Utility Model Content

[0004] The purpose of this application is to provide a storage device and a refrigerator, which aims to solve the problem that the size of the storage rack in existing refrigerators is not adjustable and their use is not flexible enough.

[0005] To achieve the above objectives, the technical solution adopted in this application is as follows:

[0006] In a first aspect, embodiments of this application provide a storage device for installation on a refrigerator shelf, comprising a shelf, the shelf comprising two connected frame bodies, the two frame bodies being able to extend and retract relative to each other in the left-right direction to adjust the width of the shelf; a sliding support structure for installation on the bottom wall of the shelf; the sliding support structure comprising a first slide and a second slide; the top ends of the two frame bodies are respectively provided with the first slide, each frame body being able to slide relative to the corresponding first slide in the front-back direction; at least one side of the first slide is provided with the second slide, and the frame body on the current side is able to slide relative to the second slide in the left-right direction via the first slide.

[0007] In some embodiments, a second slide is provided on the first slide on one side of the shelf, and the second slide is used to be disposed on the bottom wall of the shelf; the first slide on the other side of the shelf is used to be disposed on the bottom wall of the shelf.

[0008] In some embodiments, a second slide is provided on the first slide on both sides of the shelf, and each second slide is used to be disposed on the bottom wall of the shelf.

[0009] In some embodiments, the frame includes a horizontal plate and a vertical plate disposed outside the horizontal plate; the top of the vertical plate is provided with the first slide block; the horizontal plates of the two frames are slidably connected in the left-right direction and mutually restrained in the vertical direction.

[0010] In some embodiments, the two horizontal plates are connected by a plug-in structure, the plug-in structure including a first plug-in plate and a first groove formed on both sides of the first plug-in plate on one of the horizontal plates, and a second groove and a second plug-in plate formed on both sides of the second groove on the other horizontal plate; the first plug-in plate is used to be inserted into the second groove, and the second plug-in plate is used to be inserted into the first groove; and the first plug-in plate and the second plug-in plate are adjacent to each other and their top surfaces are flush.

[0011] In some embodiments, the shelf further includes a limiting structure, which includes a limiting block disposed on the first plug plate and limiting grooves disposed on the bottom wall of the second groove and arranged at intervals.

[0012] In some embodiments, the first slide extends in a front-rear direction and has a longitudinal groove arranged in the front-rear direction; the top of the first longitudinal plate is provided with a slide platform, which is used to slide in the longitudinal groove.

[0013] In some embodiments, the second slide extends in the left-right direction; the second slide is slidably connected to the first slide so that the first slide can slide along the second slide in the left-right direction.

[0014] In some embodiments, the first slide is bonded to the bottom wall of the shelf;

[0015] In some embodiments, the second slide is bonded to the bottom wall of the shelf;

[0016] Secondly, embodiments of this application provide a refrigerator, including a refrigerator liner and the aforementioned storage device disposed within the refrigerator liner.

[0017] The beneficial effects of the storage device and refrigerator of this application are as follows: After the storage rack is assembled with the shelf through the sliding support structure, it can move and adjust relative to the shelf in the front-back direction by sliding with the first sliding seat, so that the storage rack can be pulled out of the shelf, making it convenient to put and take out items from the storage rack; in addition, the first sliding seat on the rack can slide left and right relative to the shelf through the second sliding seat, and the width of the storage rack can be changed by the telescopic adjustment between the two racks; that is, the width of the storage rack can be adjusted to a suitable size according to the needs of storing food, realizing the function of flexible storage, avoiding the problem of the storage rack not being fully utilized, resulting in the width of the storage rack occupying extra space between the shelves, and effectively improving the space utilization rate. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this application, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a three-dimensional structural diagram of the interior of a refrigerator liner provided in an embodiment of this application;

[0020] Figure 2 A three-dimensional structural diagram of a shelf provided in an embodiment of this application, wherein the shelf is mounted on a shelf via a sliding support structure;

[0021] Figure 3 A three-dimensional structural diagram illustrating the cooperation between a shelf and a sliding support structure according to an embodiment of this application;

[0022] Figure 4 A three-dimensional structural diagram of a shelf provided in an embodiment of this application;

[0023] Figure 5 A schematic diagram of the top three-dimensional structure of the two unassembled frames of a shelf provided in an embodiment of this application;

[0024] Figure 6 This is a schematic diagram of the bottom three-dimensional structure of the two unassembled frames of a shelf provided in an embodiment of this application.

[0025] The following are the labeling elements in the figure:

[0026] 100. Storage device;

[0027] 200, shelf; 300, cabinet liner;

[0028] 1. Shelf; 110. Frame; 2. Sliding support structure;

[0029] 3. First slide block; 301. Longitudinal slide groove; 302. Second slide table;

[0030] 4. Second slide block; 401. Transverse slide groove;

[0031] 5. Horizontal board; 51. First horizontal board; 52. Second horizontal board;

[0032] 6. Longitudinal plate; 601. First slide table;

[0033] 7. Plug-in structure;

[0034] 711. First connector plate; 712. First groove; 721. Second groove; 722. Second connector plate;

[0035] 8. Limiting block; 9. Limiting groove. Detailed Implementation

[0036] The embodiments of this application are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this application, and should not be construed as limiting this application.

[0037] In the description of this application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0038] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "multiple" means two or more, unless otherwise explicitly specified.

[0039] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0040] In this application, the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to a specific feature, structure, material, or characteristic described in connection with that embodiment or example, which is included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0041] For ease of description, unless otherwise specified, the directions of up, down, left, right, front, and back in this article are based on the state of the refrigerator when it is in use. The refrigerator door is the front, the opposite direction is the back, and the vertical direction is the up and down direction.

[0042] Currently, conventional refrigerators have shelves that divide the space to meet users' categorization needs, allowing food to be placed on each shelf. Furthermore, these shelves are usually combined with hanging racks to further divide the space between shelves, accommodating more items. However, the shelves in existing refrigerators are of fixed size and cannot be adjusted, resulting in a fixed storage pattern between shelves. This leads to underutilization of shelf space, with shelves occupying space between shelves and resulting in low storage efficiency.

[0043] refer to Figure 1 The application provides a refrigerator, including a refrigerator liner 300, a shelf 200 disposed inside the refrigerator liner 300, and a storage device 100.

[0044] Understandably, the storage device 100 is located at the bottom of the shelf 200; the storage device 100 can separate the storage space between two adjacent shelves 200 to meet the needs of classified storage and improve the utilization rate of the storage space between shelves.

[0045] refer to Figure 2 and Figure 3In some embodiments, the storage device 100 includes a shelf 1, which includes connected frame bodies 110. The two frame bodies 110 can extend and retract relative to each other in the left-right direction to adjust the width of the shelf 1. A sliding support structure 2 is provided on the bottom wall of the shelf 200. The sliding support structure 2 includes a first slide 3 and a second slide 4. The top of each of the two frame bodies 110 is provided with a first slide 3, and each frame body 110 can slide relative to the corresponding first slide 3 in the front-back direction. At least one side of the first slide 3 is provided with a second slide 4, and the frame body 110 on the current side can slide relative to the second slide 4 in the left-right direction through the first slide 3.

[0046] Specifically, the sliding support structure 2 is installed on the bottom wall of the shelf 200, and the storage rack 1 is installed at the bottom of the shelf 200 via the sliding support structure 2. Therefore, in the storage space between two adjacent shelves 200 within the refrigerator liner 300, the space with the storage rack 1 is more compact. The storage rack 1 can be used for placing items, utilizing the space near the bottom of the upper shelf 200 to improve space utilization and further enhance the refrigerator's space classification capabilities. The space without the storage device 100 can still store taller food items, meeting storage needs; by adjusting the storage device 100, the refrigerator's storage becomes more flexible.

[0047] The shelf 1 can slide back and forth relative to the first slide 3, allowing the shelf 1 to move and adjust relative to the shelf 200 in the back-and-forth direction. Furthermore, a second slide 4 is provided on at least one side of the first slide 3, allowing the first slide 3 to slide relative to the second slide 4 in the left-right direction. This allows at least one side of the shelf 110 to move relative to the second slide 4 in the left-right direction, enabling the two shelves 110 to extend and retract relative to each other to adjust the width of the shelf 1.

[0048] After the storage device 100 and the shelf 200 of this application are assembled, the storage shelf 1 can be moved and adjusted relative to the shelf 200 in the front-back direction so that the storage shelf 1 can be pulled out of the shelf 200, making it convenient to place and retrieve items on the storage shelf 1; in addition, the width of the storage shelf 1 can be changed by telescopic adjustment between the two frame bodies 110, that is, the width of the storage shelf 1 can be adjusted to a suitable size according to the needs of placing food, realizing the function of flexible storage, avoiding the problem of the storage shelf 1 not being fully utilized, resulting in the width of the storage shelf 1 occupying additional space between the shelves 200, and effectively improving the space utilization rate.

[0049] refer to Figure 2 In some embodiments, a second slide 4 is provided on a first slide 3 on one side of the shelf 1, and the second slide 4 is used to be installed on the bottom wall of the shelf 200; the first slide 3 on the other side of the shelf 1 is used to be installed on the bottom wall of the shelf 200.

[0050] Understandably, the first slide 3 on one side of the shelf 110 is directly mounted on the bottom wall of the shelf 200, meaning the first slide 3 is fixed relative to the shelf 200. A second slide 4 is further mounted on the first slide 3 on the other side of the shelf 110, connected to the bottom wall of the shelf 200. The first slide 3 can slide relative to the second slide 4 in the left-right direction, allowing the shelf 110 on one side to slide left-right relative to the second slide 4, while the shelf 110 on the other side remains relatively fixed relative to the shelf 200 in the left-right direction. Therefore, by simply sliding one side of the shelf 110 left-right, the user can extend or retract the shelf 110 relative to the other side, adjusting the width of the shelf 1 accordingly. The width adjustment of the shelf 1 can be completed with one hand, making the adjustment convenient and quick.

[0051] In some other embodiments, a second slide 4 is provided on each of the first slides 3 on both sides of the shelf 1, and the second slide 4 is used to be installed on the bottom wall of the shelf 200.

[0052] Specifically, a second slide 4 is respectively provided on the first slide 3 on the two shelves 110. Each first slide 3 can slide relative to the corresponding second slide 4 in the left and right direction. The second slide 4 is set on the bottom wall of the shelf 200 and is relatively fixed to the shelf 200. Then, both shelves 110 on both sides can slide relative to the shelf 200 in the left and right direction. By moving either shelf 110 relative to the other shelf 110 in the left and right direction, the user can adjust the width of the shelf 1, making the width adjustment of the shelf 1 more flexible.

[0053] refer to Figures 4 to 6 In some embodiments, the frame 110 includes a horizontal plate 5 and a vertical plate 6 disposed outside the horizontal plate 5; the top of the vertical plate 6 is provided with a first slide block 3; the horizontal plates 5 of the two frames 110 are slidably connected in the left and right directions and are mutually limited and engaged in the vertical direction.

[0054] Specifically, two horizontal panels 5 are connected and combined horizontally for placing items. The total length of the two horizontal panels 5 is the width of the shelf 1. The width of the shelf 1 can be adjusted by controlling the sliding extension and retraction between the two horizontal panels 5, making adjustment convenient. (Reference) Figure 2 The two horizontal boards 5 and the vertical boards 6 on both sides enclose an independent storage space, which classifies the space of the 200 shelves and improves the space utilization rate.

[0055] The two horizontal plates 5 are mutually restrained in the vertical direction, that is, the two horizontal plates 5 remain relatively fixed in the vertical direction and will not separate from each other in the vertical direction. The structure has good stability and gives the shelf 1 a good load-bearing capacity.

[0056] For example, the two horizontal plates 5 can be connected by, but not limited to, sliding joints, sockets, or other matching methods.

[0057] refer to Figures 4 to 6 In some embodiments, two horizontal plates 5 are connected by a plug-in structure 7. The plug-in structure 7 includes a first plug-in plate 711 and a first groove 712 formed on both sides of the first plug-in plate 711 on one of the horizontal plates 5, and a second groove 721 and a second plug-in plate 722 formed on both sides of the second groove 721 respectively on the other horizontal plate 5. The first plug-in plate 711 is used to be inserted into the second groove 721, and the second plug-in plate 722 is used to be inserted into the first groove 712. The first plug-in plate 711 and the second plug-in plate 722 are adjacent to each other and their top surfaces are flush.

[0058] Specifically, refer to Figure 5 One of the frames 110 has a first horizontal plate 51, which has a first insertion plate 711 and a first groove 712. The first insertion plate 711 is suspended. The other frame 110 has a second horizontal plate 52, which has a second insertion plate 722 and a second groove 721. The first horizontal plate 51 and the second horizontal plate 52 are connected to each other in the left-right direction. The first insertion plate 711 is inserted into the second groove 721, and the second insertion plate 722 is inserted into the first groove 712. The first horizontal plate 51 and the second horizontal plate 52 can slide against each other.

[0059] refer to Figure 4 After the insertion is completed, the first insertion plate 711 and the second insertion plate 722 are side by side in the horizontal direction and their top surfaces are flush. Understandably, after the first horizontal plate 51 and the second horizontal plate 52 are inserted, the first insertion plate 711 and the second insertion plate 722 are arranged side by side and form a horizontal bearing surface to facilitate the placement of objects.

[0060] Furthermore, the first plug plate 711 is stacked on the bottom wall of the second groove 721, and the second plug plate 722 is stacked on the bottom wall of the first groove 712. Through the cross-stacked structure, the first horizontal plate 51 and the second horizontal plate 52 are kept relatively fixed in the vertical direction and the front-back direction. The two can only slide relative to each other in the left-right direction, which improves the stability of the shelf 1.

[0061] refer to Figure 5 and Figure 6 In some embodiments, the shelf 1 further includes a limiting structure, which includes a limiting block 8 disposed on the first plug plate 711 and limiting grooves 9 disposed on the bottom wall of the second groove 721 and arranged at intervals.

[0062] Specifically, the bottom wall of the second groove 721 is provided with multiple limiting grooves 9 arranged at intervals in the left-right direction. The limiting block 8 is used to engage with each limiting groove 9, so that the shelf 1 has multiple width adjustment positions. Understandably, after the limiting block 8 is engaged in the limiting groove 9, it can play a limiting role, restricting the relative sliding between the first horizontal plate 51 and the second horizontal plate 52; the user needs to apply external force to make the first horizontal plate 51 slide relative to the second horizontal plate 52 so that the limiting block 8 can disengage from the limiting groove 9; then, when the user adjusts the width of the shelf 1, the shelf 1 will be stably maintained at the current width, with good structural stability.

[0063] refer to Figures 3 to 5 In some embodiments, the first slide block 3 extends in the front-back direction and has a longitudinal slide groove 301 arranged in the front-back direction; the top of the longitudinal plate 6 is provided with a first slide table 601, which is used to slide in the longitudinal slide groove 301.

[0064] Specifically, the first slide 601 is located at the top of the longitudinal plate 6, making the top of the longitudinal plate 6 T-shaped; the first slide 3 extends in the front-back direction, and a T-shaped longitudinal groove 301 is provided at the bottom of the first slide 3. The first slide 601 can slide and engage with the longitudinal groove 301 in the front-back direction. After the first slide 601 and the longitudinal groove 301 are slidably engaged, the first slide 3 and the longitudinal plate 6 remain relatively fixed in the left-right direction, that is, the longitudinal plate 6 can only slide relative to the first slide 3 in the front-back direction.

[0065] In some embodiments, the length of the first slide block 3 is greater than the length of the longitudinal plate 6 in the front-rear direction. That is, the first slide block 3 forms a slide rail for sliding guidance of the longitudinal plate 6, and the longitudinal plate 6 slides smoothly and stably along the first slide block 3.

[0066] refer to Figure 2 and Figure 3 In some embodiments, the second slide 4 extends in the left-right direction; the second slide 4 is slidably connected to the first slide 3 so that the first slide 3 can slide along the second slide 4 in the left-right direction.

[0067] Specifically, the first slide 3 extends in the front-back direction, and the second slide 4 extends perpendicular to the first slide 3 in the left-right direction; the first slide 3 slides along the second slide 4 in the left-right direction to drive the frame 110 on the corresponding side to slide left and right.

[0068] For example, a transverse slide groove 401 is formed on the second slide block 4, and a second slide platform 302 is provided on the top of the first slide block 3, which is slidably engaged in the transverse slide groove 401; the second slide platform 302 is slidably engaged in the transverse slide groove 401, so that the first slide block 3 can slide smoothly along the second slide block 4 in the left and right directions.

[0069] refer to Figure 2 In some embodiments, second slides 4 are respectively provided on the front and rear sides of the first slide 3 on one side of the shelf 1. Then the first slide 3 on the current side will slide left and right along the two second slides 4, making the sliding of the first slide 3 more stable and smooth, and thus making the left and right sliding of the shelf 110 more stable and smooth.

[0070] In some embodiments, the first slide 3 is adhered to the bottom wall of the shelf 200.

[0071] Specifically, the shelf 200 is made of glass. When the first slide 3 is placed on the bottom wall of the shelf 200, the first slide 3 can be directly bonded to the glass using adhesive or colloid, making the connection quick and stable.

[0072] In another embodiment of this invention, screws can be provided on the front and rear sides of the first slide block 3, and corresponding holes can be drilled at the corresponding positions of the shelf 200. That is, the first slide block 3 is further connected and fixed to the shelf 200 by screws, making the connection structure more reliable.

[0073] In some embodiments, the first slide 3 is adhered to the bottom wall of the shelf 200.

[0074] Specifically, the shelf 200 is made of glass, and the first slide 3 can be directly bonded to the glass using adhesive or colloid, making the connection quick and stable.

[0075] In another embodiment of this invention, screws can be provided on the front and rear sides of the first slide block 3, and corresponding holes can be drilled at the corresponding positions of the shelf 200. That is, the first slide block 3 is further connected and fixed to the shelf 200 by screws, making the connection structure more reliable.

[0076] In some embodiments, the second slide 4 is bonded to the bottom wall of the shelf 200.

[0077] Specifically, the shelf 200 is made of glass, and the second slide 4 can be directly bonded to the glass using adhesive or colloid, making the connection quick and stable.

[0078] In another embodiment of this invention, screws are provided on the front and rear sides of the second slide block 4, and corresponding holes are drilled at the corresponding positions of the shelf 200. That is, the second slide block 4 is further connected and fixed to the shelf 200 by screws, making the connection structure more reliable.

[0079] In some embodiments, the second slide 4 is bonded to the bottom wall of the shelf 200.

[0080] Specifically, the shelf 200 is made of glass, and the second slide 4 can be directly bonded to the glass using adhesive or colloid, making the connection quick and stable.

[0081] In another embodiment of this invention, screws are provided on the left and right sides of the second slide block 4, and corresponding holes are drilled at the corresponding positions of the shelf 200. That is, the second slide block 4 is further connected and fixed to the shelf 200 by screws, making the connection structure more reliable.

[0082] The above are merely preferred embodiments of this application and are not intended to limit this application. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this application should be included within the protection scope of this application.

Claims

1. A storage device for mounting on a shelf in a refrigerator; characterized in that, A storage rack, comprising two connected frame bodies, the two frame bodies being able to extend and retract relative to each other in the left-right direction to adjust the width of the storage rack; A sliding support structure is provided on the bottom wall of the shelf; the sliding support structure includes a first slide and a second slide; the top of each of the two shelves is provided with the first slide, and each shelf can slide relative to the corresponding first slide in the front-back direction; at least one of the first slides is provided with the second slide, and the shelf on the current side can slide relative to the second slide in the left-right direction through the first slide.

2. The storage device according to claim 1, characterized in that, The first slide on one side of the shelf is provided with a second slide, which is used to be mounted on the bottom wall of the shelf; the first slide on the other side of the shelf is used to be mounted on the bottom wall of the shelf.

3. The storage device according to claim 2, characterized in that, The first slide on both sides of the shelf is provided with a second slide, and each second slide is used to be mounted on the bottom wall of the shelf.

4. The storage device according to any one of claims 1 to 3, characterized in that, The frame includes a horizontal plate and a vertical plate located outside the horizontal plate; the top of the vertical plate is provided with the first slide block; the horizontal plates of the two frames are slidably connected in the left-right direction and are mutually restrained in the vertical direction.

5. The storage device according to claim 4, characterized in that, The two horizontal plates are connected by a plug-in structure, which includes a first plug-in plate and a first groove formed on both sides of the first plug-in plate on one of the horizontal plates, and a second groove and a second plug-in plate formed on both sides of the second groove on the other horizontal plate. The first plug-in plate is used to be inserted into the second groove, and the second plug-in plate is used to be inserted into the first groove. The first plug-in plate and the second plug-in plate are adjacent to each other and their top surfaces are flush.

6. The storage device according to claim 5, characterized in that, The shelf also includes a limiting structure, which includes a limiting block disposed on the first plug plate and limiting grooves disposed on the bottom wall of the second groove and arranged at intervals.

7. The storage device according to claim 4, characterized in that, The first slide extends in the front-to-back direction and has a longitudinal slide groove arranged in the front-to-back direction; the top of the longitudinal plate is provided with a first slide platform, which is used to slide and engage in the longitudinal slide groove.

8. The storage device according to claim 7, characterized in that, The second slide extends in the left-right direction; the second slide is slidably connected to the first slide so that the first slide can slide along the second slide in the left-right direction.

9. The storage device according to claim 2, characterized in that, The first slide is bonded to the bottom wall of the shelf; and / or, The second slide is bonded to the bottom wall of the shelf.

10. A refrigerator, characterized in that, It includes a box liner and a storage device as described in any one of claims 1-9 disposed within the box liner.