WO2023092600A1

WO2023092600A1 - Shelf assembly and household appliance

Info

Publication number: WO2023092600A1
Application number: PCT/CN2021/134158
Authority: WO
Inventors: 唐叩祝; 刘东现
Original assignee: 合肥美的电冰箱有限公司; 合肥华凌股份有限公司; 美的集团股份有限公司
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2023-06-01

Abstract

The present application provides a shelf assembly and a household appliance. The shelf assembly comprises a mounting frame, a fixed shelf, and at least two movable shelves; the at least two movable shelves are separately slidably connected to the mounting frame, and the at least two movable shelves can be changed between an unfolded state and a folded state. When the at least two movable shelves are in the unfolded state, the at least two movable shelves and the fixed shelf are arranged side by side in a first direction; when the at least two movable shelves are in the folded state, the at least two movable shelves are stacked on one side of the fixed shelf in a second direction, wherein the first direction and the second direction are different. According to the present application, by providing at least two movable shelves, a user can select to fold one or more movable shelves according to requirements, so that a requirement for space avoidance for item placement below the shelf assembly can be met, and the area required for item placement above the shelf assembly can also be ensured, thereby improving the freedom of usage of the shelf assembly and providing greater space utilization for the user.

Description

Shelving components and appliances

technical field

The present application relates to the technical field of shelves, in particular, to a shelf assembly and a household electrical appliance.

Background technique

At present, household electrical appliances have shelves for placing articles, and the area of the shelves determines the usable space for the articles, and most of the shelves are flat. When the user needs to place items with inconsistent heights, since the height of the space that can be placed is determined by the adjacent planar shelves, when the height of the space that can be placed is less than the height of the items, the items cannot be placed. If the height of the space that can be placed Much higher than the height of the item, then the space between the top of the item and the flat shelf is not used.

Considering that the height of the space that can be placed between existing adjacent shelves cannot adapt to the diverse needs of users, it is often possible to solve different spaces for different items by setting a movable single shelf and adjusting the position of a single shelf demand problem.

However, the current scheme of movable shelves only involves the movement of a single shelf, and the variable space provided by a single shelf is limited, which cannot meet the diverse needs of users.

application content

This application aims to solve at least one of the technical problems existing in the prior art or related art.

Therefore, the first aspect of the present application is to provide a shelf assembly.

The second aspect of the present application is to provide a household electrical appliance.

In view of this, according to the first aspect of the present application, a shelf assembly is provided, which includes an installation frame, a fixed shelf and at least two movable shelves, and the at least two movable shelves slide with the installation frame respectively Connected, the at least two movable shelves are capable of changing between an unfolded state and a collapsed state. Wherein, when at least two movable shelves are in the unfolded state, at least two movable shelves and fixed shelves are arranged side by side along the first direction; Directional stacking is provided on one side of the fixed shelf, and the first direction and the second direction are different.

The shelf assembly provided by the present application includes an installation frame, a fixed shelf and at least two movable shelves. The fixed shelf does not move relative to the installation frame, and has a unique relative positional relationship with the installation frame. Both of the at least two movable shelves can move relative to the installation frame, so that multiple variable spaces can be constructed. At least two movable shelves are respectively slidingly connected with the installation frame, and the installation frame is used to assemble the movable shelf, and can also assist the movement of the movable shelf, so that the at least two movable shelves can move smoothly, so that the movable shelf can be moved between the unfolded state and the folded state. switch between them freely, when at least two movable shelves are in the unfolded state, at least two movable shelves and fixed shelves are arranged side by side along the first direction, at this moment, at least three shelves arranged side by side (fixed shelves and At least two movable shelves) can provide the maximum shelving area for items, and items can be placed on any shelf. Wherein, setting side by side means that three shelves are arranged in a line, regardless of the front and back. For example, the three shelves are arranged horizontally, and can be spread out along the front and back directions, or can be spread out along the left and right directions. When the at least two movable shelves are in the folded state, the at least two movable shelves can be stacked along a second direction different from the first direction, and the stacked at least two movable shelves are located on one side of the fixed shelf. side, if at least two movable shelves are located on the upper side of the fixed shelf, then one movable shelf at the top can be used to place items. If at least two movable shelves are located on the lower side of the fixed shelf, the fixed shelf is used for placing articles. Wherein, the stacking arrangement means that at least two movable shelves are piled up one by one, regardless of the top and bottom. For example, at least two movable shelves are stacked up and down.

Since the number of movable shelves is at least two, the folded state of at least two movable shelves then includes many kinds, for example, one movable shelf is folded, two movable shelves are folded or more than two movable shelves are folded, etc. Various situations. Specifically, when the number of movable shelves is two, the folded state includes a partially folded state and a fully folded state. In different folded states, different article storage areas can be provided, and a variety of optional The avoidance space is adapted to the diverse needs of users.

It should be noted that the fixed shelf has a shelving surface for placing items, that is, for the shelf assembly as a whole, the shelving surface of the fixed shelf always exists, and the shelving surfaces of at least two movable shelves will be changed according to the unfolded state and the folded state. changes to meet the diverse needs of users.

It should be noted that when at least two movable shelves are distributed along the front-to-back direction, the fixed shelf can be arranged on the rear side of the two movable shelves. When at least two movable shelves are distributed along the left-right direction, the fixed shelf can be arranged on the left or right side of the two movable shelves. When the at least two movable shelves are in the fully folded state, the at least two movable shelves can be located below or above the fixed shelf.

In a possible design, further, in the folded state, at least two movable shelves are connected.

In this design, no matter the at least two movable shelves are in a partially folded state or in a fully folded state, at least two movable shelves are connected to facilitate at least two movable shelves as a common body, which is subsequently relative to the installation frame. During the movement of the body, it can realize synchronous movement and improve the stability of the movement of multiple movable shelves.

Specifically, one of the at least two movable shelves can be retracted and folded to provide an avoidance space, and two of the at least two movable shelves can be retracted and folded to provide two avoidance spaces. Users can choose one or more movable shelves to fold according to their needs, which can meet the needs of avoiding space when placing items under the shelf assembly, and can also ensure the required area for placing items above the shelf assembly, providing users with a variety of options. Choose, improve the freedom of use of the shelf components, and provide users with a greater degree of space utilization.

In a possible design, further, each of the at least two movable shelves includes a shelving surface for placing items. In the unfolded state, the rest surfaces of at least two movable shelves are located in the same plane, and there is a first gap between two adjacent movable shelves among the at least two movable shelves.

In this design, each movable shelf includes a shelving surface, the shelving surface is set upward, and the shelving surface is used for placing and carrying articles. In the unfolded state, the shelving surfaces of the at least two movable shelves are located in the same plane, so that the whole shelf assembly presents a regular posture in the unfolded state, and multiple items placed on the at least two movable shelves can be neatly arranged.

Further, there is a first gap between two adjacent movable shelves, and the first gap can provide a movable margin for two adjacent movable shelves during the activity process. Since the movable shelves all have a certain thickness, if the same Adjacent movable shelves are close together, so when one movable shelf moves relative to the adjacent movable shelf, the two are easy to interfere, and unnecessary mutual scraping and wear will occur, which will affect the service life of the movable shelf and hinder the movable shelf smooth movement.

It should be noted that the width of the first gap is related to the thickness of the movable shelf, and when the thickness of the movable shelf is larger, the width of the first gap is larger. If the movable shelf is thinner, the width of the first gap is smaller.

In a possible design, further, in the process of switching from the unfolded state to the folded state, each of the at least two movable shelves includes a movement stroke relative to the installation frame, and the at least two movable shelves The rack includes a first rack and a second rack, and the movement stroke of the first rack is greater than that of the second rack. The installation frame is provided with a guide groove, the guide groove extends at least along the first direction, a part of the first shelf and a part of the second shelf extend into the guide groove respectively and move along the guide groove.

In this design, each of the at least two movable shelves has a different position in the unfolded state, and when a plurality of movable shelves switch from the unfolded state to the folded state, the movement stroke of each movable shelf different. When the number of movable shelves is two, respectively including a first shelf and a second shelf, the movement stroke of the first shelf is greater than the movement stroke of the second shelf. Specifically, when the first shelf and the second shelf are distributed in the front-to-back direction, the first shelf is set forward compared with the second shelf, and when the first shelf is switched from the unfolded state to the folded state , the first shelf moves first, and when the first shelf moves to one side of the second shelf, the first shelf is connected to the second shelf, and the two continue to move relative to the installation frame as a unit.

Further, guide grooves are provided on the installation frame, and the guide grooves are used to assist the smooth movement of the first shelf and the second shelf in the first direction and the second direction. Specifically, the guide groove extends at least along the first direction, so that the first shelf and the second shelf can be folded and retracted. A part of the first shelf extends into the guide groove and moves along the guide groove, thereby providing reliable support for the movement of the first shelf. A part of the second shelf also protrudes into the guide groove and moves along the guide groove, thereby providing reliable support for the movement of the second shelf. Conceivably, the first shelf and the second shelf move in different groove sections of the guide groove respectively, so as to avoid mutual interference between the two during the moving process.

In a possible design, further, the guide groove includes a first guide groove and a second guide groove distributed along the second direction, the first part of the first shelf is located in the first guide groove, and the first part of the first shelf is located in the first guide groove. The second part and a part of the second shelf are located in the second guide groove.

In this design, the guide grooves include a first guide groove and a second guide groove distributed in the up and down direction, because in the folded state, the first shelf and the second shelf will be stacked in the up and down direction, then the first shelf During the movement of the shelf and the second shelf, there is not only movement in the first direction, that is, movement in the horizontal direction, but also movement in the up and down direction. In order to match the movement trend of the first shelf and the second shelf, The first guide groove and the second guide groove are also distributed in the up and down direction. Wherein, the first part of the first shelf moves along the first guide groove, and the second part of the first shelf moves along the second guide groove, that is to say, the first shelf moves along the first guide groove and the second guide groove respectively. The second guide groove moves, the second shelf moves along the second guide groove, the first shelf and the second shelf can realize linkage in the second guide groove, so that in the subsequent folding process, the second shelf can drive The first shelf moves synchronously. By making the second part of the first shelf and a part of the second shelf move along the second guide groove, the linkage structure of the two is simplified, and the distribution of the guide grooves can also be simplified. Simplify the structure of the installation frame.

It is conceivable that the second part of the first shelf moves in the front section of the second guide groove, and a part of the second shelf moves along the rear section of the second guide groove, and the movement of the two does not interfere with each other.

It should be noted that the distribution of the first guide groove and the second guide groove in the vertical direction includes two distribution manners. Specifically, the first distribution mode is as follows: the first guide groove is placed on the top, the second guide groove is set on the bottom, the first shelf can be moved to the top of the second shelf, and in the subsequent folding process, the second shelf The first shelf can be driven to continue to move upwards, and the whole folding process is similar to the process of "going up stairs". The second distribution method is: the first guide groove is placed on the bottom, the second guide groove is set on the top, the first shelf can be moved to the bottom of the second shelf, and in the subsequent folding process, the second shelf can drive the first The shelf continues to move downward, and the entire folding process is similar to the process of "going down the stairs".

In a possible design, further, at least a part of the first guide slot is located below the second guide slot, and the first guide slot includes a first front slot and a first positioning portion provided at an end of the first front slot. The second guide slot includes a second front slot and a second positioning portion arranged at the end of the second front slot, wherein the first shelf includes a first limiting portion and a first connecting portion distributed along the first direction. In this state, the first limiting part is in contact with the first positioning part, and the first connecting part is in contact with the second positioning part, so as to limit the movement of the first shelf relative to the installation frame.

In this design, in order to adapt to the movement of the first shelf and the second shelf in the first direction and the second direction, the first guide groove and the second guide groove not only extend in the first direction, but also extend in the second direction. extending in the direction, that is, both the first guide groove and the second guide groove are zigzagging. Wherein, at least a part of the first guide groove is located below the second guide groove, that is, the first guide groove is a lower guide groove, the second guide groove is an upper guide groove, and the first shelf moving along the first guide groove will return to the bottom of the second guide groove. When retracted to the bottom of the second shelf, the second shelf will drive the first shelf to continue to move downward, that is, when the first shelf and the second shelf move from the unfolded state to the folded state, the first shelf The shelf and the second shelf not only move back, but also down.

Further, the first guide groove includes a first front groove arranged forward, and a first positioning part is provided at the front end of the first front groove, and the first positioning part is used to limit the displacement of the front end of the first shelf relative to the installation frame. , the second guide groove includes a second front groove arranged in front, and a second positioning part is provided at the front end of the second front groove, and the second positioning part is used to limit the displacement of the rear end of the first shelf relative to the installation frame. For the first shelf, it has a first limiting portion and a first connecting portion distributed along the first direction, the first limiting portion moves in the entire first guide groove, and the first connecting portion moves in the second guiding groove. The second front slot moves. In the unfolded state, the first limiting part contacts and cooperates with the first positioning part to realize the positioning of the front end of the first shelf, and the first connecting part contacts and cooperates with the second positioning part to realize the rear end of the first shelf. Positioning, when the first shelf is in the unfolded state, the first positioning part and the second positioning part can provide reliable position limitation for the first shelf, ensure the position stability of the first shelf relative to the installation frame, and can easily Holds items above it well.

Specifically, one of the first positioning part and the first limiting part is a magnetic part, and the other of the first positioning part and the first limiting part can be a magnetic part or a magnetic attraction part. A limiting part can be magnetically attracted to the first positioning part, so as to realize the positioning of the front end of the first shelf. Similarly, the second positioning portion and the first connecting portion may also be connected by magnetic attraction. When the first shelf is to be switched from the unfolded state to the folded state, the user can apply force to the first shelf to overcome the magnetic force between the first limiting part and the first positioning part, the first connecting part and the second positioning part. The magnetic force between the two positioning parts can realize the free movement of the first shelf relative to the installation frame.

In a possible design, further, the first positioning portion includes a positioning groove, the positioning groove communicates with the first front groove, and extends in a meandering direction away from the second positioning portion relative to the first front groove, and the first limiting fit into the positioning groove.

In this design, the first positioning part includes a positioning groove, the positioning groove communicates with the first front groove, the first limiting part can move between the positioning groove and the first front groove, and the positioning groove bends and extends downward, so that the positioning A limiting step is formed between the slot and the first front slot, and the front end of the first shelf can be limited only by setting the positioning slot. The structure is simple, durable, easy to operate, and low in cost.

Specifically, when the first shelf is switched from the folded state to the unfolded state, the first limiting portion on the first shelf can move along the first front slot, then move down and fit into the positioning groove, the first limiting portion The front end of the first shelf is clamped at the limit step, so as to realize the front end limit function of the first shelf, and the user can clearly feel the front end of the first shelf sinking, so as to determine whether the first shelf moves to the unfolded state. When the first shelf is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf, and then push the first shelf backward, at this time, the first limiting part will break away from the positioning groove When entering the first front groove, the first limiting part is released from the restriction, and can move freely in the first guide groove.

In a possible design, further, the second positioning portion includes an overlapping groove, the overlapping groove communicates with the second front groove, and extends along the first direction and a direction close to the first positioning portion, and the first connecting portion extends into the lap slot.

In this design, the second positioning part includes an overlapping groove, the overlapping groove communicates with the second front groove, the first connecting part can move between the overlapping groove and the second front groove, and the overlapping groove extends horizontally forward, Therefore, an overlapping platform is formed at the front end of the second front groove, and the position of the rear end of the first shelf can be stabilized only by setting the overlapping groove. The structure is simple, durable, easy to operate, and low in cost.

Specifically, when the first shelf is switched from the folded state to the unfolded state, the first connecting portion on the first shelf can move along the second front groove, and then move into the overlapping groove, and the first connecting portion overlaps On the overlapping platform, the rear end limit function of the first shelf is realized. When the first shelf is switched from the unfolded state to the folded state, the user can lightly lift the front end of the first shelf, and then push the first shelf backward. At this time, the first connecting part will break away from the overlapping slot, Sliding backward into the second front groove, the first connecting part is released from restriction, and can move freely in the second front groove.

In a possible design, further, the installation frame body is provided with a fitting part located in the second front groove, and there is a distance between the fitting part and the groove bottom of the second front groove. The second guide groove further includes a second rear groove, and the second rear groove is located on a side of the second front groove away from the second positioning portion. The second shelf includes a second limiting portion and a second connecting portion distributed along the first direction, the second limiting portion is in contact with the matching portion, and the second connecting portion is located in the second rear groove to limit the second shelf Move relative to the installation frame.

In this design, the mounting frame is further provided with a matching part, which is located in the second front groove, and the matching part can contact with the front end of the second shelf to realize the positioning of the front end of the second shelf. There is a distance between the fitting part and the groove bottom of the second front groove, which avoids the distance between the first connecting part at the rear end of the first shelf. When the first shelf is switched from the unfolded state to the folded state, the The first connecting part will move backward along the second front slot, and because the front end of the second shelf is still in contact with the matching part at this time, the second shelf has not moved relative to the installation frame, and the connection between the matching part and the second front slot The distance between them can allow the first shelf to move freely without being interfered, and at the same time can ensure the stable position of the second shelf.

Further, the second guide groove further includes a second rear groove communicated with the second front groove, and the second rear groove is arranged behind the second front groove, that is, on the side of the second front groove away from the second positioning portion. For the second shelf, it has a second limiting part and a second connecting part distributed along the first direction. In the unfolded state, the second limiting part contacts and fits with the matching part to realize the front end of the second shelf. Positioning, the second connecting part is located in the second rear groove, and the matching part can limit the movement of the second shelf relative to the installation frame, ensuring the stability of the position of the second shelf in the unfolded state, and can better carry the load above it items.

In a possible design, further, the second rear groove is bent multiple times in a direction close to the first guide groove relative to the second front groove to form a bent section and an extension section, and the bent section is located at the second front groove Between the extension section and the extension section, the second connecting part is against the inside of the bending section.

In this design, since the first guide groove is located below the second guide groove, when the second rear groove is bent toward the first guide groove, it means that the second rear groove is bent downward, and the bending section is located at the second There is a limiting step between the front groove and the extension section, and between the bending section and the second front groove. In the unfolded state, the second connecting part is located at the bending section and abuts against the aforementioned limiting step, limiting the second The shelf continues to move forward. At this time, for the second shelf, its front end has a limiting effect between the matching part and the second limiting part, and its rear end has a second connecting part that abuts against the bent section The position limiting effect of the second shelf can ensure the position stability of the second shelf in the unfolded state.

In a possible design, further, the folded states of the at least two movable shelves include a partially folded state and a fully folded state, and the at least two movable shelves can be switched from the unfolded state to the fully folded state via the partially folded state. The first guide groove further includes a first rear groove, and the first rear groove is located on a side of the first front groove away from the first positioning portion. In the process of switching from the unfolded state to the partially folded state, the first limiting part of the first shelf moves along the first front groove, and the first connecting part of the first shelf moves toward the side close to the second shelf along the second front groove. The direction of the second connecting portion moves.

In this design, since there are at least two movable shelves, there must be multiple folded states during the movement of different numbers of movable shelves relative to the installation frame. When the movable shelf includes a first shelf and a second shelf, the folded state includes a partially folded state and a fully folded state. When in a partially folded state, the outer first shelf moves relative to the installation frame, so that it is folded on one side of the second shelf, and the second shelf does not move relative to the installation frame. When in the fully folded state, both the first shelf and the second shelf move relative to the installation frame, and the outer first shelf moves relative to the installation frame first, so that it is folded on the side of the second shelf And the two are connected to each other, and then, the second shelf drives the first shelf to continue to move synchronously relative to the installation frame, thereby providing more avoidance space.

Specifically, the first guide groove also includes a first rear groove, and the first rear groove is located at the rear side of the first front groove. Since the first positioning part is located at the front end of the first front groove, the first rear groove is connected to the first At the rear end of the front and back, when the first shelf and the second shelf continue to move backward as a unit, the first stopper of the first shelf will continue to move backward along the first rear groove, that is, the first stopper Moving along the first rear slot can provide the possibility for the front end to move smoothly for the body formed by the first shelf and the second shelf.

In a possible design, further, in the partially folded state, the first limiting part is located at the junction of the first front groove and the first rear groove, and the first connecting part is connected with the second connecting part. Wherein, the second shelf further includes an abutting portion, the abutting portion is located between the second limiting portion and the second connecting portion, and the first shelf can push up the abutting portion after being stressed, so that the second limiting portion separate from the mating part.

In this design, in a partially folded state, that is, when the first shelf moves to the lower side of the second shelf, at this time, the first shelf and the second shelf are in a connected state, and the two form a community. Wherein, the first limiting part is located at the junction of the first front groove and the first rear groove, and the first connecting part moves backward and is connected with the second connecting part of the second shelf. At this moment, the first shelf and the second The rear ends of the two shelves are connected to each other.

Further, because the second limiting portion of the second shelf is mated with the matching portion, the second shelf still cannot move freely relative to the installation frame. Since the second shelf includes an abutment portion, and the abutment portion is located between the second limiting portion and the second connecting portion, the first shelf in a partially folded state has already been positioned under the second shelf, at this time, the user Slightly lift the front end of the first shelf upward, the first shelf will push up the abutment part, and release the contact relationship between the second limiting part and the matching part, that is, the front end of the second shelf has released the limit, At the same time, the rear end of the second shelf can freely move backward along the second rear slot. That is to say, the second shelf is jacked up by the first shelf, so that the second shelf and the installation frame are released from the limiting relationship, and because of the second connection portion at the rear end of the second shelf, the second shelf is connected to the first shelf. The first connecting part at the rear end is connected, the first shelf and the second shelf have formed a common body, and the two can move synchronously relative to the installation frame.

In a possible design, further, the first shelf is in contact with the abutting portion, and there is a second gap between the first shelf and the second limiting portion.

In this design, no matter in the partially folded state or the fully folded state, the first shelf remains in contact with the abutment part, and there is a second gap between the first shelf and the second limiting part, that is, the abutment part The downward protruding height is greater than the downward protruding height of the second limiting part, so that only when the first shelf is lifted up, the second limiting part will be separated from the matching part, that is to say, the second limiting part can be separated from the matching part. The shelf is in a stable position in the half-folded state, and only when the first shelf needs to be switched to the fully-folded state, the first shelf is lifted upwards will change the cooperation state between the second limiting part and the matching part.

At the same time, the first shelf is in contact with the abutting portion, and the first connecting portion of the first shelf cooperates with the second connecting portion of the second shelf, so that the resting surface of the second shelf can be in a horizontal state, thereby providing Items provide reliable support.

In a possible design, further, a part of the first guide groove protrudes toward the direction close to the second guide groove to form an avoidance groove, and the first limiting part of the first shelf can extend into the avoidance groove.

In this design, since the second guide groove is located above the first guide groove, when a part of the first guide groove protrudes toward the direction close to the second guide groove, it means that a part of the first guide groove protrudes toward the second guide groove. , forming an upwardly protruding avoidance groove. In the partially folded state, in order to ensure that the first shelf can be lifted to push the second limiting part out of the matching part, the escape groove is used to ensure that the first limiting part will not interfere with the installation frame, Ensure that the first shelf can be lifted smoothly, and the contact limit relationship between the second shelf and the installation frame has been completed. It is worth noting that the extension length of the escape groove in the up and down direction is greater than or equal to the upward displacement of the first shelf.

In a possible design, further, the second connecting part includes a hook, and the first connecting part extends into a hanging groove of the hook.

In this design, the second connecting part specifically includes a hook, the hook is formed with a hanging groove with one side open, and the hanging groove is opened toward the second limiting part. When the first shelf moves from the unfolded state to the partially folded state, the first connecting part on the first shelf will move backward along the second front groove of the second guide groove, and the first connecting part will eventually enter the inside of the hanging groove , so as to form a detachable connection relationship with the second shelf. Because the structure of the hook is simple and the cost is low, the connection between the first shelf and the second shelf is also convenient, so that the two form a community in a partially folded state. At the same time, when the first shelf is separated from the second shelf When the user pulls the first shelf, the first connecting part can be detached from the hook, which is convenient to operate.

In a possible design, further, in the process of switching from the partially folded state to the fully folded state, the first shelf and the second shelf move synchronously relative to the installation frame, and the first limiting part, the second The connecting part moves along the first rear groove and the second rear groove respectively.

In this design, in a partially folded state, the first shelf is located on one side of the second shelf, and the two are connected to each other and form a community. In the process of switching from the partially folded state to the fully folded state, the first shelf and the second shelf move relative to the installation frame as a common body. The first limiting part of the shelf is the second connecting part of the second shelf that plays the role of guiding the rear end. The first limiting part moves in the first rear groove, and the second connecting part moves in the second rear groove move, so as to ensure that the first shelf and the second shelf as a common body can move smoothly relative to the installation frame.

In a possible design, further, the number of installation frames is two, and the two installation frames include a first frame and a second frame, and the first frame and the second frame are respectively connected to the fixed shelf On opposite sides of the frame, there is an accommodating area between the first frame body, the second frame body and the fixed shelf, and at least two movable shelves move in the accommodating area.

In this design, there are two installation frames, which are the first frame and the second frame. The first frame and the second frame are respectively provided with structures such as guide grooves, and the structures of the two are symmetrically arranged. . The fixed shelf has two opposite sides for mounting the first frame body and the second frame body, so that the structural stability of the first frame body, the second frame body and the fixed shelf is more reliable. The first frame body, the second frame body and the fixed shelf constitute an accommodating area, and at least two movable shelves are in the accommodating area when switching back and forth between the unfolded state, the partially folded state and the fully folded state. It should be noted that the accommodating area not only extends in the first direction, but also in the second direction, so as to meet the movement requirements of at least two movable shelves.

In a possible design, further, there is an operation port communicating with the accommodating area between the first frame body and the second frame body, and a part of at least two movable shelves in an expanded state is located in the operation port.

In this design, both the first frame and the second frame include a connecting end and an open end, the connecting ends of the first frame and the second frame are connected to the fixed shelf, and the open ends of the first frame and the second frame are spaced apart, An operation port is formed between the two, and the operation port communicates with the accommodating area. In the unfolded state, the first shelf, the second shelf and the fixed shelf are arranged in sequence, the first shelf is set in front, the second shelf is in the middle, and the fixed shelf is set inward. The first shelf can push the first shelf to the bottom of the second shelf, the user continues to push the common body of the first shelf and the second shelf, and the two can be retracted to the bottom of the fixed shelf together , the setting of the operation port can facilitate the user to perform a push-pull operation on the first shelf, thereby facilitating the free switching between the first shelf and the second shelf in the unfolded state and the folded state.

According to a second aspect of the present application, a household appliance is provided, including the shelf assembly provided by any of the above-mentioned designs.

The home appliance provided by the present application includes the shelf assembly provided by any of the above-mentioned designs, so it has all the beneficial effects of the shelf assembly, and will not be repeated here.

In a possible design, further, the household appliances include a refrigerator, and the refrigerator includes a box body, and the box body has a refrigerating room with an opening on one side, wherein the installation frame of the shelf assembly is connected in the refrigerating room, and the shelf assembly When the at least two movable shelves move from the unfolded state to the folded state, the at least two movable shelves move away from the opening and are stacked in the refrigerating chamber.

In this design, the household appliances include a refrigerator, and the refrigerator includes a box body, the box body forms a refrigerating room with one side open, and the shelf assembly is located in the refrigerating room. The installation frame is fixedly connected in the refrigerating chamber. In the unfolded state, at least two movable shelves are laid flat in the storage chamber along the front and rear directions. When switching from the unfolded state to the folded state, at least two movable shelves face away from the opening. , that is, move backwards, and finally realize stacking in the refrigerator. When switching from the folded state to the unfolded state, it is used to pull at least two movable shelves, and the at least two movable shelves move toward the direction close to the opening, that is, move forward and finally lay flat in the storage room, providing users with maximum Shelving area.

Additional aspects and advantages of the application will become apparent in the description which follows, or may be learned by practice of the application.

Description of drawings

The above and/or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, wherein:

Figure 1 shows a schematic structural view of a shelf assembly in an unfolded state according to an embodiment of the present application;

Fig. 2 shows a schematic structural view of a shelf assembly in a partially folded state according to an embodiment of the present application;

Figure 3 shows a schematic structural view of the shelf assembly in a fully folded state according to an embodiment of the present application;

Fig. 4 shows a schematic perspective view of a partial structure of the shelf assembly in an unfolded state according to an embodiment of the present application;

Fig. 5 shows a schematic perspective view of a partial structure of the shelf assembly in a partially folded state according to an embodiment of the present application;

Fig. 6 shows a partial enlarged view at A of the shelf assembly shown in Fig. 5 according to an embodiment of the present application;

Fig. 7 shows a partial enlarged view at B of the shelf assembly shown in Fig. 5 according to an embodiment of the present application;

Fig. 8 shows a schematic perspective view of part of the structure of the shelf assembly in a fully folded state according to an embodiment of the present application;

Fig. 9 shows a schematic structural diagram of an installation frame according to an embodiment of the present application;

Fig. 10 shows a partial enlarged view at C of the installation frame shown in Fig. 9 according to an embodiment of the present application.

Wherein, the corresponding relationship between reference numerals and component names in Fig. 1 to Fig. 10 is:

100 shelf assemblies,

110 installation frame,

111 first frame,

112 second frame,

113 Coordination Department,

114 holding area, 115 operating port,

120 movable shelves,

121 the first shelf, 1211 the first limiting part, 1212 the first connecting part,

122 second shelf, 1221 second limiting part, 1222 second connecting part, 1223 abutting part,

123 first gap, 124 second gap,

130 guide groove,

131 first guide groove, 1311 first front groove, 1312 positioning groove, 1313 first rear groove, 1314 avoidance groove,

132 second guide groove, 1321 second front groove, 1322 lap groove, 1323 second rear groove, 1324 bending section, 1325 extension section,

140 fixed shelves.

Detailed ways

In order to better understand the above-mentioned purpose, features and advantages of the present application, the present application will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the application, but the application can also be implemented in other ways different from those described here, therefore, the protection scope of the application is not limited by the specific details disclosed below. EXAMPLE LIMITATIONS.

The following describes a shelf assembly 100 and a home appliance according to some embodiments of the present application with reference to FIGS. 1 to 10 .

According to a first aspect of the present application, a shelf assembly 100 is provided, as shown in FIG. 1 , FIG. 2 and FIG. 3 , which includes an installation frame 110 , a fixed shelf 140 and at least two movable shelves 120 , At least two movable shelves 120 are respectively slidably connected to the installation frame 110 , and the at least two movable shelves 120 can change between an unfolded state and a folded state. Wherein, when at least two movable shelves 120 are in the expanded state, at least two movable shelves 120 and fixed shelves 140 are arranged side by side along the first direction, and when at least two movable shelves 120 are in folded states, at least two movable shelves The shelves 120 are stacked on one side of the fixed shelf 140 along the second direction, and the first direction and the second direction are different.

The shelf assembly 100 provided by this application includes an installation frame 110, a fixed shelf 140 and at least two movable shelves 120. The fixed shelf 140 will not move relative to the installation frame 110, and its relative position with the installation frame 110 The relationship is unique. At least two movable shelves 120 can move relative to the installation frame 110, so that multiple variable spaces can be constructed. At least two movable shelves 120 are respectively slidably connected with the installation frame 110, and the installation frame 110 is used to assemble the movable shelf 120, and can also assist the movement of the movable shelf 120, so that at least two movable shelves 120 can move smoothly, thereby It can switch freely between the unfolded state and the folded state. When at least two movable shelves 120 are in the unfolded state, at least two movable shelves 120 and fixed shelves 140 are arranged side by side along the first direction. The three shelves (fixed shelf 140 and at least two movable shelves 120 ) can provide a maximum storage area for items, and items can be placed on any one of the shelves. Wherein, setting side by side means that three shelves are arranged in a line, regardless of the front and back. For example, the three shelves are arranged horizontally, and can be spread out along the front and back directions, or can be spread out along the left and right directions. When at least two movable shelves 120 are in the folded state, then at least two movable shelves 120 can be stacked along a second direction different from the first direction, and at least two movable shelves 120 after stacking are positioned on the fixed shelf. On one side of the shelf 140, if at least two movable shelves 120 are located on the upper side of the fixed shelf 140, then one movable shelf 120 on the top can be used for placing articles. If at least two movable shelves 120 are located on the lower side of the fixed shelf 140, then the fixed shelf 140 is used for placing items. Wherein, the stacking arrangement means that at least two movable shelves 120 are piled up one by one, regardless of the top and bottom. For example, at least two movable shelves 120 are stacked up and down.

Since the quantity of the movable shelves 120 is at least two, the folding states of the at least two movable shelves 120 then include various, such as, one movable shelf 120 is folded, two movable shelves 120 are folded or more than two movable Various situations such as shelf 120 folding. Specifically, when the number of movable shelves 120 is two, the folded state includes a partially folded state and a fully folded state. In different folded states, different article storage areas can be provided, and a variety of optional The avoidance space adapts to the diverse needs of users.

It should be noted that the fixed shelf 140 has a shelving surface for placing items, that is, for the shelf assembly 100 as a whole, the shelving surface of the fixed shelf 140 always exists, and the shelving surfaces of at least two movable shelves 120 will be displayed according to the state and folding state, so as to meet the diverse needs of users.

It should be noted that when at least two movable shelves 120 are distributed along the front-to-rear direction, the fixed shelf 140 may be arranged at the rear side of the two movable shelves 120 . When at least two movable shelves 120 are distributed along the left-right direction, the fixed shelf 140 may be arranged on the left or right of the two movable shelves 120 . When the at least two movable shelves 120 are in a fully folded state, the at least two movable shelves 120 may be located below or above the fixed shelf 140 .

Wherein, further, no matter in the partially folded state or in the fully folded state, at least two movable shelves 120 are connected, so as to facilitate at least two movable shelves 120 as a community, and subsequently move relative to the installation frame 110 During the process, synchronous movement can be realized, and the stability of movement of multiple movable shelves 120 can be improved.

Specifically, when one of the at least two movable shelves 120 is retracted and folded, a shelter space can be provided; when two of the at least two movable shelves 120 are retracted and folded, two movable shelves can be provided. The user can choose one or more movable shelves 120 to fold according to the needs, which can meet the requirements of the shelter space when placing the items under the shelf assembly 100, and can also ensure the required area for placing the items above the shelf assembly 100. , providing diversified choices for users, improving the degree of freedom of use of the shelf assembly 100, and providing users with a greater degree of space utilization.

Further, as shown in FIG. 1 and FIG. 4 , each movable shelf 120 of the at least two movable shelves 120 includes a shelving surface for placing items. In the unfolded state, the rest surfaces of at least two movable shelves 120 are located in the same plane, and there is a first gap 123 between two adjacent movable shelves 120 among the at least two movable shelves 120 .

In this embodiment, each movable shelf 120 includes a shelving surface, the shelving surface is set upward, and the shelving surface is used for placing and carrying articles. In the unfolded state, the shelving surfaces of the at least two movable shelves 120 are located in the same plane, so that the whole shelf assembly 100 presents a regular posture in the unfolded state, and multiple items can be placed on the at least two movable shelves 120. Neatly arranged.

Further, there is a first gap 123 between two adjacent movable shelves 120, and the first gap 123 can provide a margin of activity for two adjacent movable shelves 120 during activities, since the movable shelves 120 have a certain If the adjacent movable shelves 120 are close to each other, when one movable shelf 120 moves relative to the adjacent movable shelf 120, the two will easily interfere, and unnecessary mutual scraping and wear will occur, affecting the movable shelf. The service life of 120 hinders the smooth movement of movable shelf 120.

It should be noted that the width of the first gap 123 is related to the thickness of the movable shelf 120 , and when the thickness of the movable shelf 120 is larger, the width of the first gap 123 is larger. If the movable shelf 120 is thinner, the width of the first gap 123 is smaller.

Further, as shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 8, in the process of switching from the expanded state to the folded state, each movable shelf 120 in at least two movable shelves 120 Including the movement stroke relative to the installation frame 110 , the at least two movable shelves 120 include a first shelf 121 and a second shelf 122 , and the movement stroke of the first shelf 121 is greater than that of the second shelf 122 . The installation frame 110 is provided with a guide groove 130, the guide groove 130 extends at least along the first direction, a part of the first shelf 121 and a part of the second shelf 122 respectively extend into the guide groove 130 and move along the guide groove 130 .

In this embodiment, each of the at least two movable shelves 120 has a different position in the unfolded state, and when a plurality of movable shelves 120 switch from the unfolded state to the folded state, each movable shelf The movement strokes of the frame 120 are different. When the number of movable shelves 120 is two, they respectively include a first shelf 121 and a second shelf 122 , and the movement stroke of the first shelf 121 is greater than that of the second shelf 122 . Specifically, when the first shelf 121 and the second shelf 122 are distributed in the front-rear direction, the first shelf 121 is compared with the second shelf 122, and the first shelf 121 is set forward. When the state is switched to the folded state, the first shelf 121 moves first, and when the first shelf 121 moves to one side of the second shelf 122, the first shelf 121 is connected with the second shelf 122, and the two serve as one The common body continues to move relative to the installation frame 110 .

Further, the installation frame 110 is provided with a guide groove 130 , and the guide groove 130 is used to assist the first shelf 121 and the second shelf 122 to move smoothly in the first direction and the second direction. Specifically, the guide groove 130 extends at least along the first direction, so that the first shelf 121 and the second shelf 122 can be folded and retracted. A part of the first shelf 121 protrudes into the guide groove 130 and moves along the guide groove 130, thereby providing reliable support for the movement of the first shelf 121. A part of the second shelf 122 also protrudes into the guide groove 130 and moves along the guide groove 130 , thereby providing reliable support for the movement of the second shelf 122 . Conceivably, the first shelf 121 and the second shelf 122 move in different slot sections of the guide slot 130 respectively, so as to prevent the two from interfering with each other during the moving process.

Further, as shown in FIG. 4, FIG. 5, FIG. 8 and FIG. 9, the guide groove 130 includes a first guide groove 131 and a second guide groove 132 distributed along the second direction, and the first part of the first shelf 121 is located at the first In a guide slot 131 , the second part of the first shelf 121 and a part of the second shelf 122 are located in the second guide slot 132 .

In this embodiment, the guide groove 130 includes a first guide groove 131 and a second guide groove 132 distributed in the up and down direction, because in the folded state, the first shelf 121 and the second shelf 122 will move upward and downward. stacking, then the first shelf 121 and the second shelf 122 not only move in the first direction, that is, move in the horizontal direction, but also move in the up and down direction during the movement process, in order to match the first shelf 121 , the movement trend of the second shelf 122, the first guide groove 131 and the second guide groove 132 are also distributed in the up and down direction. Wherein, the first part of the first shelf 121 moves along the first guide groove 131, and the second part of the first shelf 121 moves along the second guide groove 132, that is to say, the first shelf 121 moves along the first guide groove 132 respectively. One guide groove 131 and the second guide groove 132 move, and the second shelf 122 moves along the second guide groove 132, and the first shelf 121 and the second shelf 122 can realize linkage in the second guide groove 132, so that In the subsequent folding process, the second shelf 122 can drive the first shelf 121 to move synchronously, by making the second part of the first shelf 121 and a part of the second shelf 122 move along the second guide groove 132, Simplifying the linkage structure of the two can also simplify the distribution of the guide grooves 130 and simplify the structure of the installation frame 110 .

It is conceivable that the second part of the first shelf 121 moves in the front section of the second guide groove 132, and a part of the second shelf 122 moves along the rear section of the second guide groove 132, and the movement of the two does not interfere with each other. .

It should be noted that the distribution of the first guide groove 131 and the second guide groove 132 in the vertical direction includes two distribution manners. Specifically, the first distribution mode is as follows: the first guide groove 131 is arranged on the upper side, and the second guide groove 132 is arranged on the lower side. The first shelf 121 can be moved to the top of the second shelf 122. During the subsequent folding process, The second shelf 122 can drive the first shelf 121 to continue to move upwards, and the whole folding process is similar to the process of "climbing the stairs". As shown in Fig. 3 and Fig. 8, the second distribution mode is: the first guide groove 131 is arranged on the lower side, and the second guide groove 132 is arranged on the upper side, and the first shelf 121 can be moved to the bottom of the second shelf 122. In the subsequent folding process, the second shelf 122 can drive the first shelf 121 to continue to move downward, and the whole folding process is similar to the process of "going down stairs".

Furthermore, at least a part of the first guide slot 131 is located below the second guide slot 132 , and the first guide slot 131 includes a first front slot 1311 and a first positioning portion disposed at an end of the first front slot 1311 . The second guide slot 132 includes a second front slot 1321 and a second positioning portion disposed at the end of the second front slot 1321, wherein the first shelf 121 includes a first limiting portion 1211 and a first positioning portion distributed along the first direction. The connecting portion 1212 , in the expanded state, the first limiting portion 1211 is in contact with the first positioning portion, and the first connecting portion 1212 is in contact with the second positioning portion, so as to limit the movement of the first shelf 121 relative to the installation frame 110 .

In this embodiment, in order to adapt to the movement of the first shelf 121 and the second shelf 122 in the first direction and the second direction, the first guide groove 131 and the second guide groove 132 not only extend in the first direction, It also extends in the second direction, that is, both the first guiding groove 131 and the second guiding groove 132 are zigzagging. Wherein, at least a part of the first guide groove 131 is located below the second guide groove 132, that is, the first guide groove 131 is a lower guide groove, and the second guide groove 132 is an upper guide groove. One shelf 121 will be retracted to the bottom of the second shelf 122, and the second shelf 122 will drive the first shelf 121 to continue to move downward, that is, the first shelf 121 and the second shelf 122 are in the unfolded state. In the process of moving to the folded state, the first shelf 121 and the second shelf 122 not only move backward, but also move downward.

Furthermore, the first guide groove 131 includes a first front groove 1311 arranged in the front, and a first positioning portion is provided on the front end of the first front groove 1311, and the first positioning portion is used to limit the front end of the first shelf 121 relative to the mounting position. The frame body 110 is displaced, and the second guide groove 132 includes a second front groove 1321 arranged in the front. The front end of the second front groove 1321 is provided with a second positioning part, and the second positioning part is used to limit the rear of the first shelf 121. The ends are displaced relative to the mounting frame 110. For the first shelf 121, it has a first limiting portion 1211 and a first connecting portion 1212 distributed along the first direction, the first limiting portion 1211 moves in the entire first guide groove 131, and the first connecting portion 1212 moves in the second front groove 1321 of the second guide groove 132. In the unfolded state, the first limiting part 1211 contacts and cooperates with the first positioning part to realize the positioning of the front end of the first shelf 121, and the first connecting part 1212 and the second The positioning part contacts and cooperates to realize the positioning of the rear end of the first shelf 121. When the first shelf 121 is in the unfolded state, the first positioning part and the second positioning part can provide a reliable position limit for the first shelf 121, ensuring that the first The position stability of the shelf 121 relative to the installation frame 110 can well carry the items above it.

Specifically, one of the first positioning part and the first limiting part 1211 is a magnetic part, and the other of the first positioning part and the first limiting part 1211 can be a magnetic part or a magnetic attraction part. , the first limiting portion 1211 can be magnetically attracted to the first positioning portion, so as to realize the positioning of the front end of the first shelf 121 . Similarly, the second positioning portion and the first connecting portion 1212 may also be connected by magnetic attraction. When the first shelf 121 is to be switched from the unfolded state to the folded state, the user can apply force to the first shelf 121 to overcome the magnetic force between the first limiting part 1211 and the first positioning part, and the first connection The magnetic force between the part 1212 and the second positioning part can realize the free movement of the first shelf 121 relative to the installation frame 110 .

Further, as shown in Figure 1, Figure 4 and Figure 10, the first positioning part includes a positioning groove 1312, the positioning groove 1312 communicates with the first front groove 1311, and faces away from the second positioning part relative to the first front groove 1311. The direction extends in a zigzag manner, and the first limiting portion 1211 is embedded in the positioning groove 1312 .

In this embodiment, the first positioning part includes a positioning groove 1312, the positioning groove 1312 communicates with the first front groove 1311, the first limiting part 1211 can move between the positioning groove 1312 and the first front groove 1311, and the positioning groove 1312 Bending and extending downward, so that a limiting step is formed between the positioning groove 1312 and the first front groove 1311, the front end of the first shelf 121 can be limited only by setting the positioning groove 1312, the structure is simple, durable and easy to operate ,low cost.

Specifically, when the first shelf 121 is switched from the folded state to the unfolded state, the first limiting portion 1211 on the first shelf 121 can move along the first front slot 1311 , and then move down and fit into the positioning slot 1312 , the first limit part 1211 is clamped at the limit step, so as to realize the front end limit function of the first shelf 121, and the user can clearly feel the front end of the first shelf 121 sinking, so as to determine the first shelf Whether the frame 121 moves to the unfolded state. When the first shelf 121 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf 121, and then push the first shelf 121 backward, at this time, the first limiting part 1211 will Breaking away from the positioning slot 1312 and entering into the first front slot 1311 , the first limiting portion 1211 is released from the restriction and can move freely in the first guiding slot 131 .

Further, as shown in Figure 1, Figure 4 and Figure 10, the second positioning part includes an overlapping groove 1322, the overlapping groove 1322 communicates with the second front groove 1321, and is along the first direction and the direction close to the first positioning part Extending, the first connecting portion 1212 extends into the overlapping groove 1322 .

In this embodiment, the second positioning part includes an overlapping groove 1322, and the overlapping groove 1322 communicates with the second front groove 1321, the first connecting part 1212 can move between the overlapping groove 1322 and the second front groove 1321, and the overlapping The connecting groove 1322 extends horizontally forward, thereby forming an overlapping platform at the front end of the second front groove 1321. Only by setting the overlapping groove 1322, the rear end of the first shelf 121 can be stabilized. The structure is simple and durable. The operation is convenient and the cost is low.

Specifically, when the first shelf 121 is switched from the folded state to the unfolded state, the first connecting portion 1212 on the first shelf 121 can move along the second front groove 1321, and then move into the overlapping groove 1322. A connecting portion 1212 is overlapped on the overlapping platform, so as to realize the function of limiting the rear end of the first shelf 121 . When the first shelf 121 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf 121, and then push the first shelf 121 backward. At this time, the first connecting part 1212 will move from The overlapping slot 1322 is disengaged and slides backward into the second front slot 1321 , the first connecting portion 1212 is released from restriction, and can move freely in the second front slot 1321 .

Further, as shown in FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8 and FIG. There is a distance d between the bottoms of the grooves 1321 . The second guide groove 132 further includes a second rear groove 1323 , and the second rear groove 1323 is located on a side of the second front groove 1321 away from the second positioning portion. The second shelf 122 includes a second limiting portion 1221 and a second connecting portion 1222 distributed along the first direction, the second limiting portion 1221 contacts and fits with the mating portion 113 , and the second connecting portion 1222 is located in the second rear groove 1323 , so as to limit the movement of the second shelf 122 relative to the installation frame 110 .

In this embodiment, the mounting frame 110 is also provided with a matching portion 113, which is located in the second front groove 1321, and the matching portion 113 can be in contact with the front end of the second shelf 122 to realize the second shelf 122. Front-end positioning. There is a distance d between the fitting part 113 and the groove bottom of the second front groove 1321, the distance d avoids the first connecting part 1212 at the rear end of the first shelf 121, when the first shelf 121 switches from the unfolded state to the folded state , the first connecting portion 1212 at the rear end of the first shelf 121 will move backward along the second front groove 1321, and since the front end of the second shelf 122 is still in contact with the matching portion 113 at this time, the second shelf 122 has not yet Relative to the movement of the installation frame 110, the distance d between the matching portion 113 and the second front groove 1321 can allow the first shelf 121 to move freely without being interfered, and at the same time can ensure the stability of the second shelf 122 .

Further, the second guide groove 132 also includes a second rear groove 1323 communicating with the second front groove 1321, and the second rear groove 1323 is arranged behind the second front groove 1321, that is, the second front groove 1321 is away from the second positioning portion side. For the second shelf 122, it has a second limiting portion 1221 and a second connecting portion 1222 distributed along the first direction. The front end of the second shelf 122 is positioned, the second connecting part 1222 is located in the second rear groove 1323, and the matching part 113 can limit the movement of the second shelf 122 relative to the installation frame 110, ensuring the second shelf 122 in the unfolded state. Positional stability, better able to carry items located above it.

Further, as shown in FIG. 9 , the second rear groove 1323 is bent multiple times toward the first guide groove 131 relative to the second front groove 1321 to form a bent section 1324 and an extension section 1325 , and the bent section 1324 is located at Between the second front slot 1321 and the extension section 1325 , the second connecting portion 1222 abuts against the bending section 1324 .

In this embodiment, since the first guide groove 131 is located below the second guide groove 132, when the second rear groove 1323 is bent toward the first guide groove 131, it means that the second rear groove 1323 is bent downward, The bent section 1324 is located between the second front slot 1321 and the extension section 1325, and there is a limit step between the bent section 1324 and the second front slot 1321. In the unfolded state, the second connecting part 1222 is located at the bent section 1324 and Abutting against the aforesaid limit step, the second shelf 122 is restricted from moving forward. Position function, the rear end of which has a position limiting function where the second connecting portion 1222 abuts against the bent section 1324, thereby ensuring the position stability of the second shelf 122 in the unfolded state.

Further, as shown in Fig. 2, Fig. 4, Fig. 5 and Fig. 8, the folded states of the at least two movable shelves 120 include a partially folded state and a fully folded state, and at least two movable shelves 120 can pass through the partially folded state from the unfolded state. The folded state switches to the fully folded state. The first guide groove 131 further includes a first rear groove 1313 , and the first rear groove 1313 is located on a side of the first front groove 1311 away from the first positioning portion. In the process of switching from the unfolded state to the partially folded state, the first limiting portion 1211 of the first shelf 121 moves along the first front groove 1311 , and the first connecting portion 1212 of the first shelf 121 moves along the second front groove 1321 toward Move in a direction close to the second connecting portion 1222 of the second rack 122 .

In this embodiment, since there are at least two movable shelves 120 , there must be multiple folded states when different numbers of movable shelves 120 move relative to the installation frame 110 . When the movable shelf 120 includes the first shelf 121 and the second shelf 122, the folded state includes a partially folded state and a fully folded state. When in a partially folded state, the outer first shelf 121 moves relative to the installation frame 110 so that it is folded on one side of the second shelf 122 and the second shelf 122 does not move relative to the installation frame 110 . When in the fully folded state, both the first shelf 121 and the second shelf 122 move relative to the installation frame 110, and the outer first shelf 121 moves relative to the installation frame 110 first, so that it can be folded in the second position. One side of the two shelves 122 is connected to each other, and then, the second shelf 122 drives the first shelf 121 to move synchronously relative to the installation frame 110 , thereby providing more escape space.

Specifically, the first guide groove 131 also includes a first rear groove 1313, and the first rear groove 1313 is located at the rear side of the first front groove 1311. Since the first positioning part is located at the front end of the first front groove 1311, the first rear groove 1313 communicates with the rear end of the first front and back. When the first shelf 121 and the second shelf 122 continue to move backward as a unit, the first stopper 1211 of the first shelf 121 will move along the first rear groove. 1313 continues to move backward, that is, the first limiting portion 1211 moves along the first rear groove 1313 , which can provide the possibility of the front end moving smoothly for the common body formed by the first shelf 121 and the second shelf 122 .

Further, as shown in FIG. 2 and FIG. 5 , in the partially folded state, the first limiting portion 1211 is located at the junction of the first front groove 1311 and the first rear groove 1313 , and the first connecting portion 1212 and the second connecting portion 1222 connected. Wherein, the second shelf 122 further includes an abutting portion 1223, and the abutting portion 1223 is located between the second limiting portion 1221 and the second connecting portion 1222, and the first shelf 121 can push up the abutting portion 1223 after being stressed, In order to separate the second limiting portion 1221 from the matching portion 113 .

In this embodiment, in the partially folded state, that is, when the first shelf 121 moves to the lower side of the second shelf 122, at this time, the first shelf 121 and the second shelf 122 are in a connected state, and both constitute a community. Wherein, the first limiting part 1211 is located at the junction of the first front groove 1311 and the first rear groove 1313, the first connecting part 1212 moves backward and connects with the second connecting part 1222 of the second shelf 122, at this time, Rear ends of the first shelf 121 and the second shelf 122 are connected to each other.

Furthermore, because the second limiting portion 1221 of the second shelf 122 is mated with the matching portion 113 , the second shelf 122 still cannot move freely relative to the installation frame 110 . Since the second shelf 122 includes the abutting portion 1223, the abutting portion 1223 is located between the second limiting portion 1221 and the second connecting portion 1222, the first shelf 121 in a partially folded state has been positioned on the second shelf 122 At this time, the user slightly lifts the front end of the first shelf 121 upwards, the first shelf 121 will push up the abutting part 1223, and release the contact relationship between the second limiting part 1221 and the matching part 113, That is, the front end of the second shelf 122 has been released from the limit, and at the same time, the rear end of the second shelf 122 can freely move backward along the second rear groove 1323 . That is to say, the second shelf 122 is lifted up by the first shelf 121 , so that the second shelf 122 and the installation frame 110 are released from the limiting relationship, and because the second connecting portion 1222 at the rear end of the second shelf 122 , connected to the first connecting portion 1212 at the rear end of the first shelf 121 , the first shelf 121 and the second shelf 122 have formed a common body, and both can move synchronously relative to the installation frame 110 .

Further, as shown in FIG. 5 and FIG. 7 , the first shelf 121 is in contact with the contact portion 1223 , and there is a second gap 124 between the first shelf 121 and the second limiting portion 1221 .

In this embodiment, no matter in the partially folded state or the fully folded state, the first shelf 121 remains in contact with the abutting portion 1223 , and there is a second gap between the first shelf 121 and the second limiting portion 1221 124, that is, the abutting portion 1223 protrudes downward at a height greater than that of the second limiting portion 1221, so that the second limiting portion 1221 and the mating portion will only be made when the first shelf 121 is lifted upwards. 113 is separated, that is to say, the second shelf 122 can be in a stable position in the half-folded state, and only when it is necessary to switch to the fully folded state, the first shelf 121 is pushed up, and the second limiter will be changed. The mating state between 1221 and the mating part 113.

At the same time, the first shelf 121 is in contact with the abutting portion 1223, and the first connecting portion 1212 of the first shelf 121 is matched with the second connecting portion 1222 of the second shelf 122, so that the resting surface of the second shelf 122 Capable of being horizontal to provide reliable support for items.

Further, as shown in FIG. 4 and FIG. 9 , a part of the first guide groove 131 protrudes toward the direction close to the second guide groove 132 to form an avoidance groove 1314 , and the first stopper 1211 of the first shelf 121 can extend Enter the avoidance groove 1314.

In this embodiment, since the second guide groove 132 is located above the first guide groove 131, when a part of the first guide groove 131 protrudes toward the direction close to the second guide groove 132, it means that the first guide groove A part of 131 protrudes toward the direction, forming an escape groove 1314 protruding upward. In the partially folded state, in order to ensure that the first shelf 121 can be lifted to push the second limiting part 1221 out of the matching part 113, the escape groove 1314 is used to ensure that the first limiting part 1211 will not come into contact with the matching part 113. The installation frame 110 interferes to ensure that the first shelf 121 can be lifted smoothly, and the contact limit relationship between the second shelf 122 and the installation frame 110 is completed. It is worth noting that the extension length of the escape groove 1314 in the up and down direction is greater than or equal to the upward displacement of the first shelf 121 .

Further, as shown in FIG. 4 , FIG. 5 and FIG. 8 , the second connecting part 1222 includes a hook, and the first connecting part 1212 extends into the hanging groove of the hook.

In this embodiment, the second connecting portion 1222 specifically includes a hook, and the hook is formed with a hanging groove with one side open, and the hanging groove is opened toward the second limiting portion 1221 . When the first shelf 121 moves from the unfolded state to the partially folded state, the first connecting portion 1212 on the first shelf 121 will move backward along the second front slot 1321 of the second guide groove 132, and the first connecting portion 1212 will eventually enter the inside of the hanging slot, thereby forming a detachable connection relationship with the second shelf 122 . Because the hook is simple in structure and low in cost, it is also convenient for the connection between the first shelf 121 and the second shelf 122, so that the two form a community in a partially folded state. When the shelf 122 is separated, the user can pull the first shelf 121 to realize that the first connecting part 1212 is detached from the hook, which is convenient to operate.

Further, as shown in Figure 5 and Figure 8, during the process of switching from the partially folded state to the fully folded state, the first shelf 121 and the second shelf 122 move synchronously relative to the installation frame 110, and the first limit The part 1211 and the second connecting part 1222 move along the first rear groove 1313 and the second rear groove 1323 respectively.

In this embodiment, in a partially folded state, the first shelf 121 is located on one side of the second shelf 122 , and the two are connected to each other to form a community. In the process of switching from the partially folded state to the fully folded state, the first shelf 121 and the second shelf 122 move relative to the installation frame 110 as a common body, and at this time, for the common body, they play the role of front-end guides It is the first limiting part 1211 of the first shelf 121, and the second connecting part 1222 of the second shelf 122 plays the role of guiding the rear end. The first limiting part 1211 moves in the first rear groove 1313, and the second The two connecting parts 1222 move in the second rear slot 1323 , so as to ensure that the first shelf 121 and the second shelf 122 as a unit can move smoothly relative to the installation frame 110 .

Further, as shown in FIG. 2 and FIG. 3, the number of installation frames 110 is two, and the two installation frames 110 include a first frame body 111 and a second frame body 112, and the first frame body 111 and the second frame body The body 112 is respectively connected to the opposite sides of the fixed shelf 140, and there is an accommodating area 114 between the first frame body 111, the second frame body 112 and the fixed shelf 140, and at least two movable shelves 120 are located in the accommodating area 114. move within.

In this embodiment, the number of installation frames 110 is two, namely the first frame body 111 and the second frame body 112, and the first frame body 111 and the second frame body 112 are respectively provided with structures such as guide grooves 130 , the structure of the two is set symmetrically. The fixed shelf 140 has two opposite sides for mounting the first frame 111 and the second frame 112 , so that the structural stability of the first frame 111 , the second frame 112 and the fixed shelf 140 is more reliable. The first frame body 111, the second frame body 112 and the fixed shelf 140 will constitute the accommodation area 114, and at least two movable shelves 120 will be in the accommodation area when switching back and forth in the unfolded state, partially folded state and fully folded state. Placed in area 114. It should be noted that the accommodating area 114 not only extends in the first direction, but also extends in the second direction, so as to meet the movement requirements of at least two movable shelves 120 .

Further, as shown in FIG. 2 and FIG. 3 , there is an operation port 115 communicating with the accommodating area 114 between the first frame body 111 and the second frame body 112 , and a part of at least two movable shelves 120 in the unfolded state Located in the operation port 115.

In this embodiment, the first frame and the second frame both include a connection end and an open end, the connection ends of the first frame and the second frame are connected to the fixed shelf 140, and the open ends of the first frame and the second frame have An interval is formed between the two, and an operation port 115 is formed, and the operation port 115 communicates with the accommodating area 114 . In the unfolded state, the first shelf 121, the second shelf 122 and the fixed shelf 140 are arranged in sequence, the first shelf 121 is arranged in front, the second shelf 122 is located in the middle, and the fixed shelf 140 is arranged inwardly. When the user can push the first shelf 121 to the bottom of the second shelf 122 by pushing the first shelf 121 backward, the user continues to push the common body of the first shelf 121 and the second shelf 122, which can make The two are retracted to the bottom of the fixed shelf 140 together, and the setting of the operation port 115 can facilitate the user to push and pull the first shelf 121, so that the first shelf 121 and the second shelf 122 can be opened and folded. under Free Switching.

According to a second aspect of the present application, a household appliance is provided, including the shelf assembly 100 provided by any of the above-mentioned designs.

The home appliance provided by the present application includes the shelf assembly 100 provided by any of the above-mentioned designs, and thus has all the beneficial effects of the shelf assembly 100 , which will not be repeated here.

Further, the household electrical appliances include a refrigerator, and the refrigerator includes a box body, and the box body has a refrigerating chamber with one side opening, wherein, the installation frame 110 of the shelf assembly 100 is connected in the refrigerating chamber, and at least two movable shelves in the shelf assembly 100 When the shelf 120 moves from the unfolded state to the folded state, at least two movable shelves 120 move away from the opening and are stacked in the refrigerating chamber.

In this embodiment, the household appliance includes a refrigerator, and the refrigerator includes a box body, the box body forms a refrigerating room with one side open, and the shelf assembly 100 is located in the refrigerating room. The installation frame 110 is fixedly connected in the refrigerating room. In the unfolded state, at least two movable shelves 120 are tiled in the storage room along the front and rear directions. When switching from the unfolded state to the folded state, at least two movable shelves 120 move away from The direction of the opening, i.e. moving backwards, finally achieves stacking in the refrigerated compartment. When switching from the folded state to the unfolded state, at least two movable shelves 120 are used to pull at least two movable shelves 120, and at least two movable shelves 120 move toward the direction close to the opening, that is, move forward and are finally tiled in the storage room, providing users with maximum Optimized storage area.

It should be noted that when at least two movable shelves 120 include a first shelf 121 and a second shelf 122, and the shelf assembly 100 further includes a fixed shelf 140, the first shelf 121, the second shelf The shelf 122 and the fixed shelf 140 are flatly laid in the storage room along the front and rear directions, and the first shelf 121 is set close to the opening and is set closest to the user.

When the first shelf 121 and the second shelf 122 are in the expanded state, the first limiting portion 1211 of the first shelf 121 is located in the positioning groove 1312, and the first connecting portion 1212 of the first shelf 121 is located in the overlapping groove. 1322, the second limiting portion 1221 of the second shelf 122 is in contact with the matching portion 113, and the second connecting portion 1222 of the second shelf 122 abuts against the bending section 1324 in the second guide groove 132, and is fixed The shelf 140 is arranged on the installation frame body 110, and the positions of the three are all in a stable position relative to the installation frame body 110. At this time, the shelf assembly 100 as a whole has the largest shelving area, that is, the first shelf 121, the second shelf Both the second shelf 122 and the fixed shelf 140 can be used to place items.

When the first shelf 121 moves relative to the second shelf 122, the fixed shelf 140 and the installation frame 110, that is, when the first shelf 121 is about to switch to a partially folded state, at this time, the position of the second shelf 122 is different. change. The first limiting part 1211 of the first shelf 121 moves along the first front slot 1311, the first connecting part 1212 of the first shelf 121 moves along the second front slot 1321, and the first connecting part 1212 does not contact with the first front slot 1321. The matching part 113 in the two front grooves 1321 interferes, this is because there is a distance d between the matching part 113 and the groove bottom of the second front groove 1321, and the first connecting part 1212 moves from the distance d, along with the first The connecting part 1212 moves backward, and finally moves to the second connecting part 1222 at the rear end of the second shelf 122. The second connecting part 1222 is specifically a hook, that is, the first connecting part 1212 will be hung in the hook, so that the first shelf The rack 121 is connected to the rear end of the second rack 122 .

When the first shelf 121 and the second shelf 122 are going to continue to move backward synchronously as a community, the user slightly lifts the front end of the first shelf 121, and at this moment, the first shelf 121 will pass the abutting portion 1223, so that The originally connected second limiting part 1221 is separated from the mating part 113. At this time, the first shelf 121 and the second shelf 122 are both in contact with the installation frame 110 in a limiting relationship, and the user continues to push the first shelf backward. The frame 121 and the second shelf 122, the first limiting part 1211 at the front end of the first shelf 121 will continue to move in the first rear groove 1313, and the second connecting part 1222 of the second shelf 122 will move in the second rear groove 1323 to continue moving, so that the first shelf 121 and the second shelf 122 are retracted to the bottom of the fixed shelf 140 together to complete the entire folding process.

Conceivably, when the first shelf 121 and the second shelf 122 are to be pulled out from the bottom of the fixed shelf 140, first, the first shelf 121 and the second shelf 122 will move forward as a whole, The second limiting part 1221 of the second shelf 122 cooperates with the matching part 113 to realize the front limit of the second shelf 122, and the second connecting part 1222 of the second shelf 122 will abut against the bending section 1324 and the second At the limit step formed between the two front slots 1321, at this moment, the position of the second shelf 122 has been determined and will not move forward with the first shelf 121, that is to say, the shelf assembly 100 is already in Partially collapsed state. When the user continues to pull the first shelf 121, the first connecting portion 1212 of the first shelf 121 will come out of the hook of the second shelf 122, and the first shelf 121 and the second shelf 122 are separated. Compared with the second shelf 122, the first shelf 121 can move independently relative to the installation frame 110, the first stopper 1211 of the first shelf 121 moves forward along the first front groove 1311, and the first shelf The first connecting portion 1212 of the frame 121 moves forward along the second front groove 1321, and finally, the first limiting portion 1211 is embedded in the positioning groove 1312, and the first connecting portion 1212 is overlapped in the overlapping groove 1322, and the first shelf The position of the shelf 121 is stable, and the whole shelf assembly 100 is in an unfolded state.

Wherein, as shown in Fig. 1, Fig. 2 and Fig. 3, the shelf assembly 100 includes an installation frame body 110 and at least two movable shelves 120, at least two movable shelves 120 are respectively connected with the installation frame body 110, at least two The movable shelf 120 is capable of changing between an unfolded state and a collapsed state. Wherein, when at least two movable shelves 120 are in the unfolded state, at least two movable shelves 120 are arranged side by side along the first direction; The second direction is stacked, and the first direction and the second direction are different.

The shelf assembly 100 provided in the present application includes an installation frame 110 and at least two movable shelves 120 , and the at least two movable shelves 120 can move relative to the installation frame 110 , so that multiple variable spaces can be constructed. At least two movable shelves 120 are respectively connected with the installation frame body 110, and the installation frame body 110 is used for assembling the movable shelf 120, and can also assist the movable shelf 120 to move at the same time, so that at least two movable shelves 120 move smoothly, thereby Switch freely between the unfolded state and the folded state. When at least two movable shelves 120 are in the unfolded state, at least two movable shelves 120 are arranged side by side along the first direction. At this time, the at least two movable shelves 120 arranged side by side It can provide a maximum storage area for items, and items can be placed on any movable shelf 120 . Wherein, arranging side by side means that at least two movable shelves 120 are arranged in a line, regardless of front or back. For example, at least two movable shelves 120 are arranged in a horizontal direction, and can be arranged in a front-to-back direction, or in a left-right direction. When the at least two movable shelves 120 are in the folded state, the at least two movable shelves 120 can be stacked along a second direction different from the first direction, and the at least two movable shelves 120 after stacking are located on the top The top of a movable shelf 120 on the side can also be used for placing items. Wherein, the stacking arrangement means that at least two movable shelves 120 are piled up one by one, regardless of the top and bottom. For example, at least two movable shelves 120 are stacked up and down. Since the quantity of the movable shelves 120 is at least two, the folding states of the at least two movable shelves 120 then include various, such as, one movable shelf 120 is folded, two movable shelves 120 are folded or more than two movable Various situations such as shelf 120 folding. Specifically, when the number of movable shelves 120 is two, the folded state includes a partially folded state and a fully folded state. In different folded states, different article storage areas can be provided, and a variety of optional The avoidance space adapts to the diverse needs of users.

Among them, it should be noted that no matter in the partially folded state or in the fully folded state, at least two movable shelves 120 are connected to facilitate at least two movable shelves 120 as a community to facilitate subsequent synchronous movement and lift multiple The stability of the movement of the movable shelf 120.

Further, as shown in FIG. 1 and FIG. 4 , each movable shelf 120 includes a shelving surface, the shelving surface is set upward, and the shelving surface is used for placing and carrying articles. In the unfolded state, the shelving surfaces of the at least two movable shelves 120 are located in the same plane, so that the whole shelf assembly 100 presents a regular posture in the unfolded state, and multiple items can be placed on the at least two movable shelves 120. Neatly arranged.

Further, as shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 8, each movable shelf 120 in the at least two movable shelves 120 has a different position in the unfolded state. During the switching process of the shelves 120 from the unfolded state to the folded state, the movement strokes of each movable shelf 120 are different. When the number of movable shelves 120 is two, they respectively include a first shelf 121 and a second shelf 122 , and the movement stroke of the first shelf 121 is greater than that of the second shelf 122 . Specifically, when the first shelf 121 and the second shelf 122 are distributed in the front-rear direction, the first shelf 121 is compared with the second shelf 122, and the first shelf 121 is set forward. When the state is switched to the folded state, the first shelf 121 moves first, and when the first shelf 121 moves to one side of the second shelf 122, the first shelf 121 is connected with the second shelf 122, and the two serve as one The common body continues to move relative to the installation frame 110 .

Further, the installation frame 110 is provided with a guide groove 130 , and the guide groove 130 is used to assist the first shelf 121 and the second shelf 122 to move smoothly in the first direction and the second direction. Specifically, the guide groove 130 extends at least along the first direction, so that the first shelf 121 and the second shelf 122 can be folded and retracted. A part of the first shelf 121 protrudes into the guide groove 130 and moves along the guide groove 130 , so as to provide reliable support for the movement of the first shelf 121 . A part of the second shelf 122 also protrudes into the guide groove 130 and moves along the guide groove 130 , thereby providing reliable support for the movement of the second shelf 122 . Conceivably, the first shelf 121 and the second shelf 122 move in different slot sections of the guide slot 130 respectively, so as to prevent the two from interfering with each other during the moving process.

Further, as shown in Fig. 4, Fig. 5, Fig. 8 and Fig. 9, the guide groove 130 includes a first guide groove 131 and a second guide groove 132 distributed up and down, because in the folded state, the first shelf 121 and the second shelf 122 will be stacked up and down, then the first shelf 121 and the second shelf 122 will not only move in the first direction, that is, move in the horizontal direction, but also move in the horizontal direction during the movement process. Moving up and down, in order to match the movement tendency of the first shelf 121 and the second shelf 122 , the first guide groove 131 and the second guide groove 132 are also distributed in the up and down direction. Wherein, the first part of the first shelf 121 moves along the first guide groove 131, and the second part of the first shelf 121 moves along the second guide groove 132, that is to say, the first shelf 121 moves along the first guide groove 132 respectively. One guide groove 131 and the second guide groove 132 move, and the second shelf 122 moves along the second guide groove 132, and the first shelf 121 and the second shelf 122 can realize linkage in the second guide groove 132, so that In the subsequent folding process, the second shelf 122 can drive the first shelf 121 to move synchronously, by making the second part of the first shelf 121 and a part of the second shelf 122 move along the second guide groove 132, Simplifying the linkage structure of the two can also simplify the distribution of the guide grooves 130 and simplify the structure of the installation frame 110 .

Further, in order to accommodate the movement of the first shelf 121 and the second shelf 122 in the first direction and the second direction, the first guide groove 131 and the second guide groove 132 not only extend in the first direction, but also extend in the first direction. Extending in the second direction, that is, both the first guiding groove 131 and the second guiding groove 132 are zigzagging. Wherein, at least a part of the first guide groove 131 is located below the second guide groove 132, that is, the first guide groove 131 is a lower guide groove, and the second guide groove 132 is an upper guide groove. One shelf 121 will be retracted to the bottom of the second shelf 122, and the second shelf 122 will drive the first shelf 121 to continue to move downward, that is, the first shelf 121 and the second shelf 122 are in the unfolded state. In the process of moving to the folded state, the first shelf 121 and the second shelf 122 not only move backward, but also move downward.

Further, as shown in Figure 1, Figure 4 and Figure 10, the first positioning part includes a positioning groove 1312, and the positioning groove 1312 communicates with the first front groove 1311, and the first limiting part 1211 can be positioned between the positioning groove 1312 and the first front groove. Moving between the slots 1311, the positioning slot 1312 bends and extends downward, so that a limiting step is formed between the positioning slot 1312 and the first front slot 1311, and the front end of the first shelf 121 can be limited only by setting the positioning slot 1312 , simple in structure, durable in use, easy to operate and low in cost.

Further, as shown in Fig. 1, Fig. 4 and Fig. 10, the second positioning part includes an overlapping groove 1322, and the overlapping groove 1322 communicates with the second front groove 1321, and the first connecting part 1212 can be connected between the overlapping groove 1322 and the second front groove 1321. Moving between the two front slots 1321, the overlapping slot 1322 extends horizontally forward, thereby forming an overlapping platform at the front end of the second front slot 1321, and the rear end of the first shelf 121 can be realized only by setting the overlapping slot 1322 The position is stable, the structure is simple, durable, easy to operate and low in cost.

Further, as shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a matching part 113 is also provided on the installation frame 110, and the matching part 113 is located in the second front groove 1321, and the matching part 113 can be connected with the second front groove 1321. The front ends of the two shelves 122 are in contact to realize the front end positioning of the second shelf 122 . There is a distance d between the fitting part 113 and the groove bottom of the second front groove 1321, the distance d avoids the first connecting part 1212 at the rear end of the first shelf 121, when the first shelf 121 switches from the unfolded state to the folded state , the first connecting portion 1212 at the rear end of the first shelf 121 will move backward along the second front groove 1321, and since the front end of the second shelf 122 is still in contact with the matching portion 113 at this time, the second shelf 122 has not yet Relative to the movement of the installation frame 110, the distance d between the matching portion 113 and the second front groove 1321 can allow the first shelf 121 to move freely without being interfered, and at the same time can ensure the stability of the second shelf 122 .

Further, as shown in FIG. 9, since the first guide groove 131 is located below the second guide groove 132, when the second rear groove 1323 is bent toward the first guide groove 131, it means that the second rear groove 1323 faces downward Bending, the bending section 1324 is located between the second front groove 1321 and the extension section 1325, there is a limit step between the bending section 1324 and the second front groove 1321, in the unfolded state, the second connecting part 1222 is located at the bending The section 1324 abuts against the aforesaid limit step to limit the second shelf 122 to continue to move forward. There is a limiting effect between them, the rear end of which has a limiting effect where the second connecting portion 1222 abuts against the bent section 1324, thereby ensuring the positional stability of the second shelf 122 in the unfolded state.

Further, since there are at least two movable shelves 120 , there must be multiple folded states during the movement of different numbers of movable shelves 120 relative to the installation frame 110 . When the movable shelf 120 includes the first shelf 121 and the second shelf 122 , the folded state includes a partially folded state and a fully folded state. When in a partially folded state, the outer first shelf 121 moves relative to the installation frame 110 so that it is folded on one side of the second shelf 122 and the second shelf 122 does not move relative to the installation frame 110 . When in the fully folded state, both the first shelf 121 and the second shelf 122 move relative to the installation frame 110, and the outer first shelf 121 moves relative to the installation frame 110 first, so that it can be folded in the second position. One side of the two shelves 122 is connected to each other, and then, the second shelf 122 drives the first shelf 121 to move synchronously relative to the installation frame 110 , thereby providing more escape space.

Further, as shown in FIGS. 2 and 5 , in a partially folded state, that is, when the first shelf 121 moves to the lower side of the second shelf 122 , at this moment, the first shelf 121 and the second shelf 122 In a connected state, the two form a community. Wherein, the first limiting part 1211 is located at the junction of the first front groove 1311 and the first rear groove 1313, the first connecting part 1212 moves backward and connects with the second connecting part 1222 of the second shelf 122, at this time, Rear ends of the first shelf 121 and the second shelf 122 are connected to each other.

Further, as shown in FIG. 5 and FIG. 7 , whether it is in a partially folded state or a fully folded state, the first shelf 121 remains in contact with the abutting portion 1223 , and the first shelf 121 and the second limiting portion 1221 There is a second gap 124 between them, that is, the downward protrusion height of the abutting portion 1223 is greater than the downward protrusion height of the second limiting portion 1221, so that only when the first shelf 121 is pushed up, the second limiting portion The position part 1221 is separated from the matching part 113, that is to say, the second shelf 122 can be in a stable position in the half-folded state, and only when the first shelf 121 needs to be switched to the fully folded state can the first shelf 121 be lifted upwards. The matching state between the second limiting portion 1221 and the matching portion 113 is changed.

Further, as shown in FIG. 4 and FIG. 9, since the second guide groove 132 is located above the first guide groove 131, when a part of the first guide groove 131 protrudes toward the direction close to the second guide groove 132, that is, It means that a part of the first guide groove 131 protrudes toward the direction, forming an upwardly protruding escape groove 1314 . In the partially folded state, in order to ensure that the first shelf 121 can be lifted to push the second limiting part 1221 out of the matching part 113, the escape groove 1314 is used to ensure that the first limiting part 1211 will not come into contact with the matching part 113. The installation frame 110 interferes to ensure that the first shelf 121 can be lifted smoothly, and the contact limit relationship between the second shelf 122 and the installation frame 110 is completed. It is worth noting that the extension length of the escape groove 1314 in the up and down direction is greater than or equal to the upward displacement of the first shelf 121 .

Further, as shown in FIG. 4 , FIG. 5 and FIG. 8 , the second connecting part 1222 specifically includes a hook, and the hook is formed with a hanging groove with one side open, and the hanging groove opens toward the second limiting part 1221 . When the first shelf 121 moves from the unfolded state to the partially folded state, the first connecting portion 1212 on the first shelf 121 will move backward along the second front slot 1321 of the second guide groove 132, and the first connecting portion 1212 will eventually enter the inside of the hanging slot, thereby forming a detachable connection relationship with the second shelf 122 . Because the hook is simple in structure and low in cost, it is also convenient for the connection between the first shelf 121 and the second shelf 122, so that the two form a community in a partially folded state. When the shelf 122 is separated, the user can pull the first shelf 121 to realize that the first connecting part 1212 is detached from the hook, which is convenient to operate.

Further, as shown in FIG. 5 and FIG. 8 , in a partially folded state, the first shelf 121 is located on one side of the second shelf 122 , and the two are connected to each other to form a community. In the process of switching from the partially folded state to the fully folded state, the first shelf 121 and the second shelf 122 move relative to the installation frame 110 as a common body, and at this time, for the common body, they play the role of front-end guides It is the first limiting part 1211 of the first shelf 121, and the second connecting part 1222 of the second shelf 122 plays the role of guiding the rear end. The first limiting part 1211 moves in the first rear groove 1313, and the second The two connecting parts 1222 move in the second rear slot 1323 , so as to ensure that the first shelf 121 and the second shelf 122 as a unit can move smoothly relative to the installation frame 110 .

Further, as shown in Figure 1, Figure 2, Figure 3, Figure 4, Figure 5 and Figure 8, the shelf assembly 100 also includes a fixed shelf 140, the fixed shelf 140 is arranged on the installation frame 110, and the fixed shelf The frame 140 is stationary relative to the installation frame body 110 and will not move relative to it. The fixed shelf 140 has a shelving surface for placing items, that is, for the shelf assembly 100 as a whole, the shelving surface of the fixed shelf 140 always exists, and the shelving surfaces of at least two movable shelves 120 will change according to the unfolded state and the folded state. changes to meet the diverse needs of users.

It should be noted that when at least two movable shelves 120 are distributed along the front-to-rear direction, the fixed shelf 140 may be arranged at the rear side of the two movable shelves 120 . When at least two movable shelves 120 are distributed along the left-right direction, the fixed shelf 140 can be arranged on the left or right of the two movable shelves 120 . When the at least two movable shelves 120 are in a fully folded state, the at least two movable shelves 120 may be located below or above the fixed shelf 140 .

Further, as shown in FIG. 2 and FIG. 3 , the number of installation frames 110 is two, which are the first frame body 111 and the second frame body 112 respectively, and the first frame body 111 and the second frame body 112 are respectively provided with There are structures such as guide groove 130, and the structures of the two are arranged symmetrically. The fixed shelf 140 has two opposite sides for mounting the first frame 111 and the second frame 112 , so that the structural stability of the first frame 111 , the second frame 112 and the fixed shelf 140 is more reliable. The first frame body 111, the second frame body 112 and the fixed shelf 140 will constitute the accommodation area 114, and at least two movable shelves 120 will be in the accommodation area when switching back and forth in the unfolded state, partially folded state and fully folded state. Placed in area 114. It should be noted that the accommodating area 114 not only extends in the first direction, but also extends in the second direction, so as to meet the movement requirements of at least two movable shelves 120 .

Further, as shown in Fig. 2 and Fig. 3, the first frame and the second frame both include a connecting end and an open end, and the connecting ends of the first frame and the second frame are connected with the fixed shelf 140, the first frame and the second frame There is a gap between the open ends of the two frames, and an operation port 115 is formed between them, and the operation port 115 communicates with the accommodating area 114 . In the unfolded state, the first shelf 121, the second shelf 122 and the fixed shelf 140 are arranged in sequence, the first shelf 121 is arranged in front, the second shelf 122 is located in the middle, and the fixed shelf 140 is arranged inwardly. When the user can push the first shelf 121 to the bottom of the second shelf 122 by pushing the first shelf 121 backward, the user continues to push the common body of the first shelf 121 and the second shelf 122, which can make The two are retracted to the bottom of the fixed shelf 140 together. The setting of the operation port 115 can facilitate the user to push and pull the first shelf 121, so that the first shelf 121 and the second shelf 122 can be opened and folded. under Free Switching.

In this application, the term "plurality" means two or more, unless otherwise clearly defined. The terms "installation", "connection", "connection", "fixed" and other terms should be interpreted in a broad sense, for example, "connection" can be fixed connection, detachable connection, or integral connection; "connection" can be directly or indirectly through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

In the description of this specification, descriptions of the terms "one embodiment", "some embodiments", "specific embodiments" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in this application In at least one embodiment or example of . In this specification, schematic representations 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 any one or more embodiments or examples.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, there may be various modifications and changes in the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application.

Claims

A shelf assembly, comprising:

Install the frame;

A fixed shelf is arranged on the installation frame;

At least two movable shelves are respectively slidably connected to the installation frame, and the at least two movable shelves can be changed between an unfolded state and a folded state;

Wherein, when the at least two movable shelves are in the unfolded state, the at least two movable shelves and the fixed shelf are arranged side by side along the first direction;

When the at least two movable shelves are in the folded state, the at least two movable shelves are stacked on one side of the fixed shelf along a second direction, and the first direction is different from the second direction .
The shelf assembly of claim 1, wherein:

In the folded state, the at least two movable shelves are connected.
The shelf assembly of claim 1, wherein:

Each of the at least two movable shelves includes a shelving surface for placing items;

In the unfolded state, the rest surfaces of the at least two movable shelves are located in the same plane, and there is a first gap between two adjacent movable shelves among the at least two movable shelves.
The shelf assembly of claim 1, wherein:

In the process of switching from the unfolded state to the folded state, each of the at least two movable shelves includes a movement stroke relative to the installation frame, and the at least two movable shelves including a first shelf and a second shelf, the movement stroke of the first shelf is greater than the movement stroke of the second shelf;

A guide groove is provided on the installation frame, and the guide groove extends at least along the first direction, a part of the first shelf and a part of the second shelf respectively extend into the guide groove and Move along the guide groove.
The shelf assembly of claim 4, wherein:

The guide groove includes a first guide groove and a second guide groove distributed along the second direction, the first part of the first shelf is located in the first guide groove, and the second guide groove of the first shelf is located in the first guide groove. A portion and a portion of the second shelf are located within the second channel.
The shelf assembly of claim 5, wherein:

At least a part of the first guide groove is located below the second guide groove, and the first guide groove includes a first front groove and a first positioning part provided at the end of the first front groove;

The second guide groove includes a second front groove and a second positioning portion provided at the end of the second front groove, wherein,

The first shelf includes a first limiting portion and a first connecting portion distributed along the first direction, and in the unfolded state, the first limiting portion contacts and fits with the first positioning portion, The first connecting portion contacts and cooperates with the second positioning portion to limit the movement of the first shelf relative to the installation frame.
The shelf assembly of claim 6, wherein:

The first positioning part includes a positioning groove, the positioning groove communicates with the first front groove, and extends in a meandering direction away from the second positioning part relative to the first front groove, and the first limiting The bit part is embedded in the positioning groove.
The shelf assembly of claim 6, wherein:

The second positioning portion includes an overlapping groove, the overlapping groove communicates with the second front groove, and extends along the first direction and a direction close to the first positioning portion, and the first connecting portion into the lap slot.
The shelf assembly of claim 6, wherein:

The installation frame is provided with a matching part located in the second front groove, and there is a distance between the matching part and the groove bottom of the second front groove;

The second guide groove also includes a second rear groove, the second rear groove is located on a side of the second front groove away from the second positioning part;

The second shelf includes a second limiting portion and a second connecting portion distributed along the first direction, the second limiting portion contacts and fits with the matching portion, and the second connecting portion is located on the The second rear slot is used to limit the movement of the second shelf relative to the installation frame.
The shelf assembly of claim 9, wherein:

The second rear groove is bent multiple times in a direction close to the first guide groove relative to the second front groove to form a bent section and an extension section respectively, and the bent section is located at the second front groove Between and the second rear groove, the second connecting portion abuts against the inside of the bending section.
The shelf assembly of claim 9, wherein:

The folded state of the at least two movable shelves includes a partially folded state and a fully folded state, and the at least two movable shelves can be switched from the unfolded state to the fully folded state via the partially folded state;

The first guide groove also includes a first rear groove, the first rear groove is located on a side of the first front groove away from the first positioning part;

In the process of switching from the unfolded state to the partially folded state, the first limiting portion of the first shelf moves along the first front slot, and the first connecting portion of the first shelf moves along the first front slot. The second front slot moves toward the direction close to the second connecting portion of the second shelf.
The shelf assembly of claim 11, wherein:

In the partially folded state, the first limiting portion is located at the junction of the first front groove and the first rear groove, and the first connecting portion is connected to the second connecting portion;

Wherein, the second shelf further includes an abutting portion, the abutting portion is located between the second limiting portion and the second connecting portion, and the first shelf can lift up the The abutting portion is used to separate the second limiting portion from the mating portion.
The shelf assembly of claim 12, wherein:

The first shelf is in contact with the abutting portion, and there is a second gap between the first shelf and the second limiting portion.
The shelf assembly of claim 12, wherein:

A part of the first guide groove protrudes toward the direction close to the second guide groove to form an avoidance groove, and the first limiting portion of the first shelf can extend into the avoidance groove.
The shelf assembly of claim 12, wherein:

The second connecting portion includes a hook, and the first connecting portion extends into a hanging groove of the hook.
The shelf assembly of claim 12, wherein:

In the process of switching from the partially folded state to the fully folded state, the first shelf and the second shelf move synchronously relative to the installation frame, and the first limiting part, the The second connecting part moves along the first rear groove and the second rear groove respectively.
A shelf assembly according to any one of claims 1 to 16, wherein:

The number of the installation frames is two, and the two installation frames include a first frame and a second frame, and the first frame and the second frame are respectively connected to the fixed shelf On opposite sides, there is an accommodating area between the first frame body, the second frame body and the fixed shelf, and the at least two movable shelves move in the accommodating area.
The shelf assembly of claim 17, wherein:

There is an operation port communicating with the accommodating area between the first frame body and the second frame body, and a part of the at least two movable shelves in the expanded state is located in the operation port.
A household electrical appliance, comprising: the shelf assembly according to any one of claims 1-18.
The household electrical appliance according to claim 19, wherein,

The household appliances include a refrigerator, and the refrigerator includes:

A box body, the box body has a refrigerating room with an opening on one side, wherein the installation frame of the shelf assembly is connected in the refrigerating room, and at least two movable shelves in the shelf assembly move from the unfolded state to the When the folded state moves, the at least two movable shelves move away from the opening and are stacked in the refrigerating chamber.