WO2023092605A1 - Shelf assembly and household appliance - Google Patents

Abstract

Provided in the present application are a shelf assembly and a household appliance. The shelf assembly comprises a mounting frame body, a fixed shelf, a first shelf and a second shelf, wherein the fixed shelf is arranged on the mounting frame body, the first shelf is detachably arranged on the mounting frame body, the second shelf is slidably connected to the mounting frame body, and the first shelf and the second shelf can be changed between an unfolded state and a folded state. In the unfolded state, the fixed shelf, the first shelf and the second shelf are arranged side by side in a first direction, and the first shelf is slidably connected to the mounting frame body. In the folded state, the first shelf is connected to the second shelf and is arranged on a side of the fixed shelf in a second direction, and the first direction is different from the second direction. According to the present application, by means of free movement of the first shelf and the second shelf, various containing spaces for users to use are provided, and the space utilization rate is improved.

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, a first shelf and a second shelf, and the fixed shelf is arranged on the installation frame The first shelf is detachably arranged on the installation frame, the second shelf is slidably connected with the installation frame, and the first shelf and the second shelf can be changed between an unfolded state and a folded state. Wherein, in the expanded state, the first shelf, the second shelf and the fixed shelf are arranged side by side along the first direction, and the first shelf is slidably connected to the installation frame. In the folded state, the first shelf is connected to the second shelf and arranged on one side of the fixed shelf along a second direction, 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, a first shelf and a second shelf. The fixed shelf does not move relative to the installation frame, and its relative position relationship with the installation frame is unique. Both the first shelf and the second shelf can move relative to the installation frame, thereby constructing multiple variable spaces. For the first shelf, its position is variable, and in different states, the first shelf can be slidably connected to the installation frame, or the first shelf is separated from the installation frame and connected to the second shelf superior. However, for the second shelf, no matter what state it is in, there is a connection relationship between the second shelf and the installation frame. The installation frame is used to assemble the first shelf and the second shelf, and can also assist the movement of the first shelf and the second shelf, so that the first shelf and the second shelf can move smoothly, so that they can be opened and folded Easily switch between states. Since both the first shelf and the second shelf can change between the unfolded state and the folded state, that is, both the first shelf and the second shelf can move relative to the installation frame, that is, the first shelf and the second shelf All are activity shelves. Specifically, when the first shelf and the second shelf are in the unfolded state, the first shelf and the second shelf are respectively connected to the installation frame, and the two are arranged side by side with the fixed shelf along the first direction. , the fixed shelf, the first shelf and the second shelf arranged side by side can provide a maximum storage area for items, and items can be placed on any of the shelves. Wherein, arranging side by side means that the fixed shelf, the first shelf and the second shelf are arranged in a line, regardless of front and back. For example, the first shelf and the second shelf are arranged in a horizontal direction, can be spread out along the front and back directions, and can also be spread out along the left and right directions. When the first shelf and the second shelf are in the folded state, the first shelf and the second shelf can be arranged along a second direction different from the first direction, and the folded first shelf and the second The shelf is positioned at one side of the fixed shelf, if two movable shelves (the first shelf and the second shelf) are positioned at the upper side of the fixed shelf, then the top of a movable shelf positioned at the upper side can also be used for Place items. If the first shelf and the second shelf are located on the lower side of the fixed shelf, the fixed shelf is used for placing articles. For the first shelf and the second shelf, the folded state includes a partially folded state and a fully folded state, that is, the first shelf is folded on one side of the second shelf, or the first shelf and the second shelf are folded together. The frame moves relative to the installation frame synchronously to be in a fully folded state. In different folding states, it can provide different storage areas for items, and also provide a variety of optional avoidance spaces to meet 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, the first shelf and the second shelf are connected so that the first shelf and the second shelf can be used as a community to facilitate subsequent synchronous movement , improve the stability of the movement of the first shelf and the second shelf.

Specifically, when the first shelf is retracted and folded, one escape space can be provided; when both the first shelf and the second shelf are retracted and folded, two escape spaces can be provided, and the user can choose one according to the requirement. Or multiple movable shelves can be folded to meet the need for 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 choices. The degree of freedom of use provides users with a greater degree of utilization space.

Among them, it is worth noting that in different states, the setting positions of the first shelf are different. When switching from the unfolded state to the partially folded state, the first shelf is connected to the installation frame to realize movement. When the folded state is switched to the fully folded state, the first shelf is separated from the installation frame, and the first shelf is connected to the second shelf, depending on the connection relationship between the second shelf and the installation frame, the two are opposed as a community It moves synchronously with the installation frame.

That is to say, when switching between different folding states, select the first shelf or the second shelf to be in contact with the installation frame, so as to avoid that both the first shelf and the second shelf are in contact with the installation frame during the same movement. There may be asynchronous movement due to connection, and the occurrence of mutual influence and interference.

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, the first shelf includes a first shelf surface for placing articles, the second shelf includes a second shelf surface for placing articles, and in the unfolded state, the first shelf surface It is located in the same plane as the second shelf surface, and there is a gap between the first shelf and the second shelf.

In this design, for the first shelf and the second shelf, the first shelf has a first resting surface, the second shelf has a second resting surface, and both the first resting surface and the second resting surface face upward It is provided that the first shelving surface and the second shelving surface are used for placing and carrying articles. In the unfolded state, the first shelving surface and the second shelving surface are located in the same plane, so that the whole shelf assembly presents a regular posture in the unfolded state, and multiple items can be placed on the first shelf and the second shelf. Neatly arranged.

Further, there is a gap between the first shelf and the second shelf, and the gap can provide a margin of movement for the first shelf and the second shelf during activities. Since the first shelf has a certain thickness, if If the two are next to each other, when the first shelf moves relative to the second shelf, the two will easily interfere, and unnecessary mutual scraping and wear will occur, which will affect the service life of the first shelf and the second shelf, and hinder Move smoothly.

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

In a possible design, further, the installation frame is provided with first guide grooves and second guide grooves distributed along the first direction, the first shelf can move along the first guide groove, and the second shelf can move along the first guide groove. Move along the second guide groove.

In this design, a first guide groove and a second guide groove are provided on the installation frame, and the first guide groove and the second guide groove are distributed along the up and down direction, because in the folded state, the first shelf and the second guide groove The shelves will be stacked in the up and down direction, so the first shelf and the second shelf will 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. The movement tendency 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 shelf moves along the first guide groove, and the second shelf moves along the second guide groove, and the first guide groove and the second guide groove are used to assist the first shelf and the second shelf respectively in Smooth movement in first and second directions. Specifically, the first guide groove and the second guide groove extend 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 first guide groove and moves along the first guide groove, thereby providing reliable support for the movement of the first shelf. A part of the second shelf also protrudes into the second guide groove and moves along the second guide groove, thereby providing reliable support for the movement of the second shelf. Conceivably, the first shelf and the second shelf move in the first guide groove and the second guide groove respectively, which can prevent the two from interfering with each other during the moving process.

In a possible design, further, the first guide groove and the second guide groove are not connected.

In this design, the first guide groove and the second guide groove are not connected, that is to say, when the first shelf is connected with the installation frame, a part of the first shelf extends into the first guide groove, and along the Move along the first guide slot. When the second shelf drives the first shelf to move on the installation frame, the first shelf is separated from the installation frame, and the two will not interfere with each other, and the second shelf moves along the second guide groove. In the present application, by making the first guide groove and the second guide groove disconnected, the moving process of the first shelf and the second shelf will not interfere with each other, and the mutual interference between the two is avoided.

In a possible design, further, the first guide groove includes a connected first front groove and a first rear groove, and the first shelf includes first limiting parts and first connecting parts distributed along the first direction, The first limiting part can move along the first front groove, and the first connecting part can move along the first rear groove, wherein the groove depth of the first front groove is smaller than the groove depth of the first rear groove.

In this design, the first guide slot includes a first front slot and a first rear slot, and the first shelf includes a first limiting portion and a first connecting portion distributed along a first direction, wherein the first limiting portion is opposite to the As far as the first connecting part is concerned, it is arranged forwardly. When the first shelf is connected to the installation frame, the first limiting part is located in the first front slot, and the first connecting part is located in the first rear slot. When switching between the unfolded state and the folded state, for the first shelf, it needs to complete the position switch from the installation frame to the second shelf. Specifically, when switching from the unfolded state to the folded state, the first connecting portion will move from the first rear slot to the second shelf, and at the same time, the first limiting portion will pass through the first front slot through the first rear slot Move to the second shelf, so as to realize the separation of the first shelf and the installation frame, and the connection of the first shelf and the second shelf. When switching from the folded state to the unfolded state, the first limiting part will move out from the second shelf, the first limiting part will first enter the first rear slot, and then move into the first front slot, by making the first front slot The depth of the groove is different from that of the first rear groove, so that the first stopper can smoothly move from the first rear groove into the first front groove. Specifically, the depth of the first front groove is relatively shallow, and the depth of the first rear groove is relatively deep, that is, the first rear groove will not obstruct the first limiting portion. When the first limiting part moves from the first rear slot to the first front slot, the first connecting part also moves from the second shelf towards the first rear slot.

In a possible design, further, the installation frame further includes a first positioning slot, the first positioning slot is connected to the end of the first front slot, and the first positioning slot extends zigzagging relative to the first front slot. In the unfolded state, the first limiting part is embedded in the first positioning groove.

In this design, the installation frame further includes a first positioning slot, the first positioning slot is arranged at the front end of the first front slot, and the first limiting part can move between the first positioning slot and the first front slot. Specifically, the first positioning groove is bent and extended downward, so that a limiting step is formed between the first positioning groove and the first front groove, and the front end of the first shelf can be limited only by setting the first positioning groove. The structure Simple, durable, easy to operate and low 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 groove, then move down and fit into the first positioning groove, the first The limit part is clamped at the limit step, so as to realize the limit function of the front end 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. Break away and enter into the first front slot, the first limiting part releases the restriction, and can move freely in the first front slot.

In a possible design, further, the installation frame further includes a first overlapping groove, the first overlapping groove is connected to the end of the first rear groove, and the first overlapping groove is meandering relative to the first rear groove Extending, in the unfolded state, the first connecting portion is embedded in the first overlapping groove.

In this design, the installation frame also includes a first overlapping groove, the first overlapping groove is arranged at the front end of the first rear groove, the first overlapping groove is communicated with the first rear groove, and the first connecting part can The first overlapping groove moves between the first rear groove, and the first overlapping groove extends horizontally forward, thereby forming an overlapping platform at the front end of the first rear groove, and the first overlapping groove can be realized only by setting the first overlapping groove. The rear end of the shelf is stable in position, simple in structure, durable in use, convenient in operation 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 first rear groove, and then move into the first overlapping groove, the first connecting portion It is overlapped on the overlapping platform, so as to realize the function of limiting the rear end of the first shelf. 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. Disengage, slide backward into the first rear slot, the first connecting part is released from the restriction, and can move freely in the second front slot, and when it continues to move backward, it will be separated from the installation frame to realize the cooperation with the second shelf connect.

In a possible design, further, the second guide groove includes a second front groove and a second rear groove connected together, the second shelf includes a second limiting portion and a second connecting portion distributed along the first direction, The second limiting part can move along the second front groove, and the second connecting part can move along the second rear groove, wherein the groove depth of the second front groove is smaller than the groove depth of the second rear groove.

In this design, the second guide slot includes a second front slot and a second rear slot, and the second shelf includes a second limiting portion and a second connecting portion distributed along the first direction, wherein the second limiting portion is opposite to the As far as the second connecting part is concerned, it is arranged forwardly. When the second shelf moves along the installation frame, the second limiting part is located in the second front slot, and the second connecting part is located in the second rear slot. When switching between the unfolded state and the folded state, for the second shelf, it will drive the process of moving the first shelf relative to the installation frame. Specifically, when switching from the unfolded state to the folded state, the second connecting part will continue to move backward from the second rear slot, and at the same time, the second limiting part will move from the second front slot to the second rear slot, thereby realizing The second shelf drives the whole first shelf to move relative to the installation frame. It is worth noting that when the second shelf moves relative to the installation frame, the first shelf has been separated from the installation frame, and the first shelf and the second shelf move relative to the installation frame as a unit. When switching from the folded state to the unfolded state, the second limiting part will move from the second rear groove into the second front groove, and by making the groove depth of the second front groove smaller than the groove depth of the second rear groove, the second limiting part The part can smoothly move from the second rear groove into the second front groove. That is to say, the depth of the second front groove is relatively shallow, and the depth of the second rear groove is relatively deep, that is, the second rear groove will not hinder the forward movement of the second limiting part. When the second limiting part moves from the second rear groove to the second front groove, the second connecting part also moves from the rear end of the second rear groove to the front end of the second rear groove.

It is worth noting that, for the first front groove, the first rear groove, the second front groove and the second rear groove, each groove body has a notch that allows the corresponding protruding body to enter, and the groove body includes The groove bottom opposite to the mouth, the distance between the notch and the groove bottom is the groove depth corresponding to each groove body.

That is to say, when the groove depth of the first front groove is smaller than the groove depth of the first rear groove, the protrusion height of the corresponding first limiting part is smaller than the protrusion height of the first connecting part. When the groove depth of the second front groove is smaller than the groove depth of the second rear groove, the protrusion height of the corresponding second limiting part is smaller than the protrusion height of the second connecting part. By limiting the groove depths of the plurality of groove bodies, it can be ensured that the first shelf and the second shelf can be smoothly switched from the folded state to the unfolded state.

In a possible design, further, the installation frame further includes a second positioning slot, the second positioning slot is connected to the end of the second front slot, and the second positioning slot extends zigzagging relative to the second front slot. In the unfolded state, the second limiting part is embedded in the second positioning groove.

In this design, the installation frame further includes a second positioning slot, the second positioning slot is arranged at the front end of the second front slot, and the second limiting part can move between the second positioning slot and the second front slot. Specifically, the second positioning groove is bent and extended downward, so that a limiting step is formed between the second positioning groove and the second front groove, and the front end of the second shelf can be limited only by setting the second positioning groove. Simple, durable, easy to operate and low cost.

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

In a possible design, further, the installation frame further includes a second overlapping groove, the second overlapping groove is arranged between the second front groove and the second rear groove, and the second overlapping groove is opposite to the second The rear groove extends in a zigzag manner, and the second connecting portion is embedded in the second overlapping groove in an unfolded state.

In this design, the installation frame also includes a second overlapping groove, the second overlapping groove is arranged at the front end of the second rear groove, the second overlapping groove is communicated with the second rear groove, and the second connecting part can Move between the second overlapping groove and the second rear groove, the second overlapping groove extends horizontally forward, thereby forming an overlapping platform at the front end of the second rear groove, and the second overlapping groove can be realized only by setting the second overlapping groove The rear end of the shelf is stable in position, simple in structure, durable in use, convenient in operation and low in cost.

Specifically, when the second shelf is switched from the folded state to the unfolded state, the second connecting portion on the second shelf can move along the second rear groove, and then move into the second overlapping groove, the second connecting portion It is overlapped on the overlapping platform, so as to realize the rear end limit function of the second shelf. When the second shelf is switched from the unfolded state to the folded state, the user can lightly lift the front end of the second shelf, the second limiting part is disengaged from the second positioning groove, and then push the second shelf backward, At this time, the second connecting portion will be disengaged from the second overlapping groove, and slide backward into the rear end of the second rear groove, and the second shelf is completely released from restriction, and can move freely relative to the installation frame.

In a possible design, further, the folded state includes a partially folded state and a fully folded state, the second shelf is provided with a matching groove, and in the unfolded state, the matching groove communicates with the first guide groove, and the matching groove and the second guide groove communicate with each other. The two guide slots are located on different sides of the second shelf. When switching from the expanded state to the partially folded state, a part of the first shelf slides into the matching groove through the first guide groove, and overlaps the second shelf.

In this design, when the first shelf and the second shelf move relative to the installation frame, there must be multiple folded states. Specifically, the folded states include 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 as to be folded and connected to the second shelf, and the second shelf does not move relative to the installation frame. When in the fully folded state, the first shelf is driven by the second shelf, and both move synchronously relative to the installation frame. Specifically, the moving process is that the outer first shelf first moves relative to the installation frame, so that it is folded on the second shelf and the two are connected to each other, and then the second shelf drives the first shelf to be opposite to each other synchronously. Because the installation frame continues to move, more avoidance space is provided for the user.

Wherein, the second shelf is provided with a matching groove, and the matching groove is arranged inside the second shelf, and the first shelf slides into the matching groove to complete the connection with the second shelf. Wherein, the second limiting part and the second connecting part of the second shelf are arranged on the outside, and the matching groove is arranged on the inside. When the first shelf slides into the matching groove of the second shelf, the first shelf is accommodated. inside the second shelf.

Further, in the unfolded state, the matching groove communicates with the first guide groove, specifically, the matching groove communicates with the first rear groove, when the first shelf is switched from the unfolded state to the partially folded state, the second shelf of the first shelf A limiting part and the first connecting part will slide into the matching groove through the first guide groove in turn, finally, the first shelf is completely accommodated inside the second shelf, when the first limiting part and the first connecting part are both After sliding into the matching groove, the first shelf and the installation frame have been separated. At this time, the first shelf and the second shelf are used as a community. In the subsequent moving process, the second shelf will drive the first The shelf moves in the second guide groove through the second limiting part and the second connecting part on the second shelf, so that the first shelf and the second shelf can be switched to a fully folded state as a unit.

In a possible design, further, the second shelf is provided with an elastic stopper, a part of the elastic stopper is located in the matching groove, and in a partially folded state, a part of the first shelf and the elastic stopper piece abutment.

In this design, the second shelf is provided with an elastic stopper located in the matching groove. When the first shelf moves backward into the matching groove inside the second shelf, the first connecting part, the first limiting The bit parts will successively overcome the elastic force of the elastic stopper and continue to extend backward into the matching groove. When the first connecting part and the first limiting part both move to the inside of the matching groove, that is, the shelf assembly is in a partially folded state at this time, and the elastic The stopper will abut against the first limiting portion, that is, the elastic stopper will abut against the front end of the first shelf, thereby limiting the movement of the first shelf relative to the second shelf. Specifically, the elastic stopper has a guiding surface arranged along a first direction, such as a front guiding surface and a rear guiding surface. When the first shelf is switched from the unfolded state to the folded state, the first shelf will be affected by the front guiding surface. guide, push up the elastic stopper to fully extend into the matching groove of the second shelf. When the first shelf is to be switched from the folded state to the unfolded state, the first shelf will be guided by the rear guide surface, and the elastic stopper will be pushed up to separate the first shelf from the second shelf. Wherein, the elastic stopper can be a metal piece.

In a possible design, further, in the process of switching from the partially folded state to the fully folded state, the first shelf is separated from the installation frame and overlapped on the second shelf, and the second shelf carries the first shelf. A shelf moves relative to the installation frame along the second rear slot.

In this design, in a partially folded state, due to the setting of the matching groove on the second shelf, the first shelf slides into the matching groove 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 second limiting part of the shelf is the second connecting part of the second shelf that plays the role of guiding the rear end. The second limiting part and the second connecting part move in the second guide groove, thereby ensuring that the first shelf The community formed by the shelf and the second shelf 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 There is an accommodating area between the first frame body, the second frame body and the fixed shelf on opposite sides of the frame, and at least the first shelf and the second shelf 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 will constitute the accommodation area, and when the first shelf and the second shelf switch back and forth between the unfolded state, the partially folded state and the fully folded state, they will all be in the accommodation area Inside. 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 the first shelf and the second shelf.

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 the 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:

The box body has a refrigerating room with one side opening, wherein the installation frame of the shelf assembly is connected in the refrigerating room, and when the first shelf in the shelf assembly moves from the unfolded state to the folded state, the first shelf faces Move away from the opening to stack in the refrigerator.

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 room. In the unfolded state, the first shelf and the second shelf are laid flat in the storage room along the front and rear directions. When switching from the unfolded state to the folded state, the first shelf faces away from the opening. Direction, that is, moving backwards, finally achieves stacking in the cold room. When switching from the folded state to the unfolded state, the user pulls the first shelf and the second shelf, so that the first shelf and the second shelf move toward the direction close to the opening, that is, move forward and finally lay flat in the storage room , to provide users with the largest 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 part of the structure of the shelf assembly in a partially folded state according to an embodiment of the present application;

Fig. 6 shows a schematic perspective view of a partial structure of the shelf assembly in a fully folded state according to an embodiment of the present application;

Fig. 7 shows a schematic structural diagram of an installation frame according to an embodiment of the present application;

Fig. 8 shows one of the structural schematic diagrams of the first shelf and the second shelf in a folded state according to an embodiment of the present application;

Fig. 9 shows the second structural schematic diagram of the first shelf and the second shelf in a folded state according to an embodiment of the present application;

Fig. 10 shows the third structural schematic diagram of the first shelf and the second shelf in a folded state according to an embodiment of the present application;

Fig. 11 shows a cross-sectional view at A-A of the shelf assembly shown in Fig. 10 according to one embodiment of the present application.

Wherein, the corresponding relationship between reference numerals and component names in Fig. 1 to Fig. 11 is:

100 shelf assemblies,

110 installation frame, 111 first frame, 112 second frame, 113 accommodation area, 114 operation port,

120 the first guide groove, 121 the first front groove, 122 the first rear groove, 123 the first positioning groove, 124 the first overlapping groove,

130 the second guide groove, 131 the second front groove, 132 the second rear groove, 133 the second positioning groove, 134 the second overlapping groove,

140 the first shelf, 141 the first limiting part, 142 the first connecting part,

150 second shelf, 151 second limiting part, 152 second connecting part, 153 matching groove, 154 elastic stopper,

160 clearance,

170 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 11 .

According to the first aspect of the present application, a shelf assembly 100 is provided, as shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , FIG. 5 and FIG. , the first shelf 140 and the second shelf 150, the fixed shelf 170 is arranged on the installation frame 110, the first shelf 140 is detachably arranged on the installation frame 110, the second shelf 150 and the installation frame 110 is slidably connected, and the first shelf 140 and the second shelf 150 can change between an unfolded state and a folded state. Wherein, in the expanded state, the fixed shelf 170 , the first shelf 140 and the second shelf 150 are arranged side by side along the first direction, and the first shelf 140 is slidably connected to the installation frame 110 . In the folded state, the first shelf 140 is connected to the second shelf 150 and disposed on one side of the fixed shelf 170 along a second direction, and the first direction and the second direction are different.

The shelf assembly 100 provided by the present application includes an installation frame 110, a fixed shelf 170, a first shelf 140, and a second shelf 150. The fixed shelf 170 will not move relative to the installation frame 110, and it is compatible with the installation frame The relative positional relationship of 110 is unique. Both the first shelf 140 and the second shelf 150 can move relative to the installation frame 110 , thereby configuring multiple variable spaces. For the first shelf 140, its position is variable. In different states, the first shelf 140 can be slidably connected to the installation frame 110, or the first shelf 140 is separated from the installation frame 110 and connected to the first shelf 140. on the second shelf 150 . However, for the second shelf 150 , no matter what the state is, there is a connection between the second shelf 150 and the installation frame 110 . The installation frame 110 is used to assemble the first shelf 140 and the second shelf 150, and can also assist the movement of the first shelf 140 and the second shelf 150, so that the first shelf 140 and the second shelf 150 move smoothly , so as to switch freely between the expanded state and the collapsed state. Since both the first shelf 140 and the second shelf 150 can change between the expanded state and the folded state, that is, both the first shelf 140 and the second shelf 150 can move relative to the installation frame 110, that is, the first shelf 140 and the second shelf 150 are movable shelves. Specifically, when the first shelf 140 and the second shelf 150 are in the unfolded state, the first shelf 140 and the second shelf 150 are connected to the installation frame 110 respectively, and the two are connected to the fixed shelf 170 along the first The direction is arranged side by side. At this time, the fixed shelf 170, the first shelf 140 and the second shelf 150 arranged side by side can provide a maximum area for storing items, and items can be placed on any movable shelf. Wherein, arranging side by side means that the first shelf 140 and the second shelf 150 are arranged in a line, regardless of the front and back. For example, the first shelf 140 and the second shelf 150 are arranged horizontally, can be spread out along the front and back directions, and can also be spread out along the left and right directions. When the first shelf 140 and the second shelf 150 are in the folded state, then the first shelf 140 and the second shelf 150 can be arranged along a second direction different from the first direction, and the folded first shelf The frame 140 and the second shelf 150 are positioned at one side of the fixed shelf 170, if two movable shelves (the first shelf 140 and the second shelf 150) are positioned at the upper side of the fixed shelf 170, then the A movable shelf above can also be used to store items. If the first shelf 140 and the second shelf 150 are located on the lower side of the fixed shelf 170, the fixed shelf 170 is used for placing articles. For the first shelf 140 and the second shelf 150, the folded state includes a partially folded state and a fully folded state, that is, the first shelf 140 is folded on one side of the second shelf 150, or the first shelf 140 moves relative to the installation frame 110 synchronously with the second shelf 150 to be in a fully folded state. In different folding states, it can provide different storage areas for items, and also provide a variety of optional avoidance spaces to meet the diverse needs of users.

Wherein, it should be noted that, no matter in the partially folded state or in the fully folded state, the first shelf 140 and the second shelf 150 are connected so that the first shelf 140 and the second shelf 150 act as a unit, It facilitates the subsequent synchronous movement and improves the stability of the movement of the first shelf 140 and the second shelf 150 .

Specifically, when the first shelf 140 is retracted and folded, one avoidance space can be provided; when both the first shelf 140 and the second shelf 150 are retracted and folded, two escape spaces can be provided, and the user can It is required to select one or more movable shelves to be folded, which can meet the needs of avoiding space when placing items under the shelf assembly 100, and can also ensure the required area for placing items above the shelf assembly 100, providing users with diverse options. , improve the degree of freedom of use of the shelf assembly 100, and provide users with a greater degree of space utilization.

Wherein, it is worth noting that, in different states, the setting position of the first shelf 140 is different. When switching from the unfolded state to the partially folded state, the first shelf 140 is connected to the installation frame 110 to realize movement. When switching from a partially folded state to a fully folded state, the first shelf 140 is separated from the installation frame 110, and the first shelf 140 is connected to the second shelf 150, depending on the connection between the second shelf 150 and the installation frame 110. The connection relationship, the two move synchronously relative to the installation frame 110 as a community.

That is to say, when switching in different folded states, select the first shelf 140 or the second shelf 150 to be in contact with the installation frame 110, so as to avoid the contact between the first shelf 140 and the second shelf 150 during the same movement. Both are connected with the installation frame body 110 and may have asynchronous movements, and situations such as mutual influence and interference may occur.

It should be noted that the fixed shelf 170 is stationary relative to the installation frame 110 and will not move relative to it. The fixed shelf 170 has a shelving surface for placing items, that is, for the shelf assembly 100 as a whole, the shelving surface of the fixed shelf 170 always exists, and the shelving surfaces of the first shelf 140 and the second shelf 150 will be changed according to the unfolded state. , Folding state changes, so as to meet the diverse needs of users.

It should be noted that, when the first shelf 140 and the second shelf 150 are distributed along the front-to-back direction, the fixed shelf 170 may be provided at the rear side of the first shelf 140 and the second shelf 150 . When the first shelf 140 and the second shelf 150 are distributed along the left-right direction, the fixed shelf 170 can be provided on the left or right side of the first shelf 140 and the second shelf 150 . When at least two movable shelves are in a fully folded state, the first shelf 140 and the second shelf 150 may be located below or above the fixed shelf 170 .

Further, as shown in FIG. 1 and FIG. 4 , the first shelf 140 includes a first shelving surface for placing articles, and the second shelf 150 includes a second shelving surface for placing articles. The first resting surface and the second resting surface are located in the same plane, and there is a gap 160 between the first shelf 140 and the second shelf 150 .

In this embodiment, for the first shelf 140 and the second shelf 150, the first shelf 140 has a first resting surface, the second shelf 150 has a second resting surface, the first resting surface and the second resting surface. The shelving surfaces are all set facing upwards, and the first shelving surface and the second shelving surface are used for placing and carrying articles. In the unfolded state, the first shelving surface and the second shelving surface are located in the same plane, so that the shelf assembly 100 as a whole presents a regular posture in the unfolded state, and multiple items are placed on the first shelf 140 and the second shelf 150 can be neatly arranged.

Further, there is a gap 160 between the first shelf 140 and the second shelf 150, and the gap 160 can provide a margin of activity for the first shelf 140 and the second shelf 150 during activities, because the first shelf 140 Both have a certain thickness. If the two are close together, when the first shelf 140 moves relative to the second shelf 150, the two are likely to interfere, and unnecessary mutual scraping and wear will occur, affecting the first shelf 140. And the service life of the second shelf 150 hinders smooth movement.

It should be noted that the width of the gap 160 is related to the thickness of the first shelf 140 and the second shelf 150 , and when the thickness is larger, the width of the gap 160 is larger. If the shelf is thinner, the width of the gap 160 is smaller.

Further, as shown in Figure 2, Figure 3, Figure 5, Figure 6 and Figure 7, the installation frame 110 is provided with first guide grooves 120 and second guide grooves 130 distributed along the first direction, the first shelf 140 can move along the first guide groove 120 , and the second shelf 150 can move along the second guide groove 130 .

In this embodiment, the installation frame 110 is provided with a first guide groove 120 and a second guide groove 130, and the first guide groove 120 and the second guide groove 130 are distributed along the up and down direction, because in the folded state, the second guide groove 130 The first shelf 140 and the second shelf 150 will be stacked up and down, then the first shelf 140 and the second shelf 150 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. It also includes moving in the up and down direction. In order to match the movement tendency of the first shelf 140 and the second shelf 150 , the first guide groove 120 and the second guide groove 130 are also distributed in the up and down direction.

Wherein, the first shelf 140 moves along the first guide groove 120, and the second shelf 150 moves along the second guide groove 130, and the first guide groove 120 and the second guide groove 130 are used to assist the first shelf respectively. 140 and the second shelf 150 move smoothly in the first direction and the second direction. Specifically, the first guide groove 120 and the second guide groove 130 extend at least along the first direction, so that the first shelf 140 and the second shelf 150 can be folded and retracted. A part of the first shelf 140 protrudes into the first guide groove and moves along the first guide groove 120 , so as to provide reliable support for the movement of the first shelf 140 . A part of the second shelf 150 also protrudes into the second guide groove 130 and moves along the second guide groove 130 , thereby providing reliable support for the movement of the second shelf 150 . Conceivably, the first shelf 140 and the second shelf 150 move in the first guide groove 120 and the second guide groove 130 respectively, which can prevent the two from interfering with each other during the moving process.

Further, as shown in FIG. 3 , FIG. 6 and FIG. 7 , the first guide groove 120 and the second guide groove 130 are not connected.

In this embodiment, the first guide groove 120 and the second guide groove 130 are not connected, that is to say, when the first shelf 140 is connected to the installation frame 110, a part of the first shelf 140 extends into the first guide slot 120 and move along the first guide slot 120 . When the second shelf 150 drives the first shelf 140 to move on the installation frame 110, the first shelf 140 is separated from the installation frame 110, the two will not interfere with each other, and the second shelf 150 moves along the second guide. The slot 130 moves. In the present application, by making the first guide groove 120 and the second guide groove 130 disconnected, the moving process of the first shelf 140 and the second shelf 150 will not interfere with each other, so as to avoid mutual interference between the two.

Further, as shown in FIG. 7 , the first guide groove 120 includes a first front groove 121 and a first rear groove 122 connected to each other, and the first shelf 140 includes first stoppers 141 and first stoppers distributed along the first direction. The connecting part 142, the first limiting part 141 can move along the first front groove 121, and the first connecting part 142 can move along the first rear groove 122, wherein the groove depth of the first front groove 121 is smaller than that of the first rear groove 122 deep.

In this embodiment, the first guide groove 120 includes a first front groove 121 and a first rear groove 122, and the first shelf 140 includes a first limiting portion 141 and a first connecting portion 142 distributed along a first direction, wherein , the first limiting portion 141 is arranged forwardly relative to the first connecting portion 142 . When the first shelf 140 is connected to the installation frame 110 , the first limiting portion 141 is located in the first front slot 121 , and the first connecting portion 142 is located in the first rear slot 122 . When switching between the unfolded state and the folded state, for the first shelf 140 , it needs to switch from the installation frame 110 to the second shelf 150 . Specifically, when switching from the unfolded state to the folded state, the first connecting portion 142 will move from the first rear slot 122 to the second shelf 150, and at the same time, the first limiting portion 141 will move from the first front slot 121 . Move to the second shelf 150 through the first rear slot 122 , so as to separate the first shelf 140 from the installation frame 110 and connect the first shelf 140 to the second shelf 150 . When switching from the folded state to the unfolded state, the first limiting part 141 will move out from the second shelf 150, the first limiting part 141 will first enter the first rear slot 122, and then move into the first front slot 121, By making the groove depth of the first front groove 121 different from that of the first rear groove 122 , the first limiting portion 141 can smoothly move from the first rear groove 122 into the first front groove 121 . Specifically, the depth of the first front groove 121 is relatively shallow, and the depth of the first rear groove 122 is relatively deep, that is, the first rear groove 122 will not obstruct the first limiting portion 141 . When the first limiting part 141 moves from the first rear slot 122 to the first front slot 121 , the first connecting part 142 also moves from the second shelf 150 to the first rear slot 122 .

Further, the installation frame 110 also includes a first positioning groove 123, the first positioning groove 123 is connected to the end of the first front groove 121, and the first positioning groove 123 extends in a zigzag relative to the first front groove 121. Next, the first limiting portion 141 is embedded in the first positioning groove 123 .

In this embodiment, the installation frame 110 further includes a first positioning groove 123, the first positioning groove 123 is arranged at the front end of the first front groove 121, and the first limiting part 141 can be positioned between the first positioning groove 123 and the first front groove. Move between slots 121. Specifically, the first positioning groove 123 bends downwards and extends downward, so that a limiting step is formed between the first positioning groove 123 and the first front groove 121, and only by setting the first positioning groove 123 can the positioning of the first shelf 140 be realized. The front end is limited, the structure is simple, durable, easy to operate and low in cost.

Specifically, when the first shelf 140 is switched from the folded state to the unfolded state, the first limiting portion 141 on the first shelf 140 can move along the first front groove 121, and then move down and fit into the first positioning groove 123, the first limiting part 141 is clamped at the limiting step, thereby realizing the front-end limiting function of the first shelf 140, and the user can clearly feel the front end of the first shelf 140 sinking, so as to determine the position of the first shelf 140. Whether a shelf 140 is moved to the unfolded state. When the first shelf 140 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf 140, and then push the first shelf 140 backward, at this time, the first stopper 141 will Breaking away from the first positioning slot 123 and entering into the first front slot 121 , the first limiting portion 141 is released from restriction, and can move freely in the first front slot 121 .

Further, as shown in FIG. 7 , the installation frame 110 also includes a first overlapping groove 124 , the first overlapping groove 124 is connected to the end of the first rear groove 122 , and the first overlapping groove 124 is opposite to the first The rear groove 122 extends in a zigzag manner, and the first connecting portion 142 is embedded in the first overlapping groove 124 in an unfolded state.

In this embodiment, the installation frame 110 further includes a first overlapping groove 124, the first overlapping groove 124 is arranged at the front end of the first rear groove 122, and the first overlapping groove 124 is communicated with the first rear groove 122. The first connecting part 142 can move between the first overlapping groove 124 and the first rear groove 122, the first overlapping groove 124 extends horizontally forward, thereby forming an overlapping platform at the front end of the first rear groove 122, only The position of the rear end of the first shelf 140 can be stabilized by setting the first overlapping slot 124 , and the structure is simple, durable, easy to operate and low in cost.

Specifically, when the first shelf 140 is switched from the folded state to the unfolded state, the first connecting portion 142 on the first shelf 140 can move along the first rear slot 122 and then move into the first overlapping slot 124 , the first connecting portion 142 is overlapped on the overlapping platform, so as to realize the function of limiting the rear end of the first shelf 140 . When the first shelf 140 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf 140, and then push the first shelf 140 backward. The first overlapping groove 124 disengages and slides backward into the first rear groove 122. The first connecting part 142 is released from the restriction and can move freely in the second front groove 131. When it continues to move backward, it will contact the installation frame 110 separate to realize the matching connection with the second shelf 150 .

Further, as shown in FIG. 7 , the second guide groove 130 includes a second front groove 131 and a second rear groove 132 connected to each other, and the second shelf 150 includes a second limiting portion 151 and a second limiting portion distributed along the first direction. The connecting part 152 and the second limiting part 151 can move along the second front groove 131, and the second connecting part 152 can move along the second rear groove 132, wherein the groove depth of the second front groove 131 is smaller than that of the second rear groove 132 deep.

In this embodiment, the second guide groove 130 includes a second front groove 131 and a second rear groove 132, and the second shelf 150 includes a second limiting portion 151 and a second connecting portion 152 distributed along the first direction, wherein , the second limiting portion 151 is arranged forwardly relative to the second connecting portion 152 . When the second shelf 150 moves along the installation frame 110 , the second limiting portion 151 is located in the second front slot 131 , and the second connecting portion 152 is located in the second rear slot 132 . When switching between the unfolded state and the folded state, for the second shelf 150 , it will drive the process of moving the first shelf 140 relative to the installation frame 110 . Specifically, when switching from the unfolded state to the folded state, the second connecting portion 152 will continue to move backward from the second rear slot 132 , and at the same time, the second limiting portion 151 will move from the second front slot 131 to the first The two rear slots 132 enable the second shelf 150 to drive the first shelf 140 to move relative to the installation frame 110 as a whole. It is worth noting that when the second shelf 150 moves relative to the installation frame 110, the first shelf 140 has been separated from the installation frame 110, and the first shelf 140 and the second shelf 150 are relatively installed as a unit. The frame body 110 moves. When switching from the folded state to the unfolded state, the second stopper 151 will move from the second rear groove 132 into the second front groove 131, by making the groove depth of the second front groove 131 smaller than the groove depth of the second rear groove 132, Thus, the second limiting portion 151 can smoothly move from the second rear groove 132 into the second front groove 131 . That is to say, the depth of the second front groove 131 is relatively shallow, and the depth of the second rear groove 132 is relatively deep, that is, the second rear groove 132 will not prevent the second limiting portion 151 from moving forward. When the second limiting portion 151 moves from the second rear groove 132 to the second front groove 131 , the second connecting portion 152 also moves from the rear end of the second rear groove 132 to the front end of the second rear groove 132 .

It is worth noting that, for the first front groove 121, the first rear groove 122, the second front groove 131 and the second rear groove 132, each groove body has a notch that allows the corresponding protruding body to enter, and the groove The body includes a groove bottom opposite to the notch, and the distance between the notch and the groove bottom is the groove depth corresponding to each groove body.

That is to say, when the groove depth of the first front groove 121 is smaller than the groove depth of the first rear groove 122 , the protrusion height of the corresponding first limiting portion 141 is smaller than the protrusion height of the first connecting portion 142 . When the groove depth of the second front groove 131 is smaller than the groove depth of the second rear groove 132 , the protrusion height of the corresponding second limiting portion 151 is smaller than the protrusion height of the second connecting portion 152 . By limiting the groove depths of the plurality of groove bodies, it can be ensured that the first shelf 140 and the second shelf 150 can smoothly switch from the folded state to the unfolded state.

Further, as shown in FIG. 7 , the installation frame 110 also includes a second positioning groove 133 , the second positioning groove 133 is connected to the end of the second front groove 131 , and the second positioning groove 133 is opposite to the second front groove 131 The second limiting portion 151 is embedded in the second positioning groove 133 in the expanded state.

In this embodiment, the installation frame 110 further includes a second positioning groove 133, the second positioning groove 133 is arranged at the front end of the second front groove 131, and the second limiting part 151 can be positioned between the second positioning groove 133 and the second front groove. Move between slots 131. Specifically, the second positioning groove 133 is bent and extended downward, so that a limiting step is formed between the second positioning groove 133 and the second front groove 131, and only by setting the second positioning groove 133 can the positioning of the second shelf 150 be realized. The front end is limited, the structure is simple, durable, easy to operate and low in cost.

Specifically, when the second shelf 150 is switched from the folded state to the unfolded state, the second limiting portion 151 on the second shelf 150 can move along the second front groove 131, and then move down and fit into the second positioning groove 133, the second limit part 151 is clamped at the limit step, so as to realize the front end limit function of the second shelf 150, and the user can clearly feel the front end of the second shelf 150 sinking, so as to determine the position of the second shelf 150. Whether the second shelf 150 is moved to the unfolded state. When the second shelf 150 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the second shelf 150, and then push the second shelf 150 backward. At this time, the second limiting part 151 will Breaking away from the second positioning slot 133 and entering into the second front slot 131 , the second limiting portion 151 is released from the restriction and can move freely in the second front slot 131 .

Further, as shown in FIG. 7 , the installation frame 110 also includes a second overlapping groove 134, the second overlapping groove 134 is arranged between the second front groove 131 and the second rear groove 132, and the second overlapping groove 134 The second connecting portion 152 is embedded in the second overlapping groove 134 in an extended state relative to the second rear groove 132 in a meandering manner.

In this embodiment, the installation frame 110 further includes a second overlapping groove 134, the second overlapping groove 134 is arranged at the front end of the second rear groove 132, and the second overlapping groove 134 communicates with the second rear groove 132. The second connecting part 152 can move between the second overlapping groove 134 and the second rear groove 132, the second overlapping groove 134 extends horizontally forward, thereby forming an overlapping platform at the front end of the second rear groove 132, only The position of the rear end of the second shelf 150 can be stabilized by setting the second overlapping groove 134 , and the structure is simple, durable, easy to operate, and low in cost.

Specifically, when the second shelf 150 is switched from the folded state to the unfolded state, the second connecting portion 152 on the second shelf 150 can move along the second rear slot 132 and then move into the second overlapping slot 134 , the second connecting portion 152 is overlapped on the overlapping platform, so as to realize the function of limiting the rear end of the second shelf 150 . When the second shelf 150 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the second shelf 150, the second limiting part 151 is disengaged from the second positioning groove 133, and then the second shelf is moved toward the folded state. 150 pushes backward, at this time, the second connecting part 152 will disengage from the second overlapping groove 134, and slide backward into the rear end of the second rear groove 132, and the second shelf 150 is completely released from the restriction, and can be freely opposite to each other. Move on the installation frame 110 .

Further, as shown in Figure 2, Figure 3, Figure 5, Figure 6, Figure 8 and Figure 9, the folded state includes a partially folded state and a fully folded state, and the second shelf 150 is provided with a matching groove 153, in the unfolded state Next, the matching groove 153 communicates with the first guiding groove 120 , and the matching groove 153 and the second guiding groove 130 are located on different sides of the second shelf 150 . When switching from the unfolded state to the partially folded state, a part of the first shelf 140 slides into the matching groove 153 from the first guide groove 120 and overlaps the second shelf 150 .

In this embodiment, during the movement of the first shelf 140 and the second shelf 150 relative to the installation frame 110 , there must be multiple folded states. Specifically, the folded states include a partially folded state and a fully folded state. When in a partially folded state, the outer first shelf 140 moves relative to the installation frame 110 so as to be folded and connected to the second shelf 150 , and the second shelf 150 does not move relative to the installation frame 110 . When in a fully folded state, the first shelf 140 is driven by the second shelf 150 , and the two move synchronously relative to the installation frame 110 . Specifically, the moving process is that the outer first shelf 140 first moves relative to the installation frame 110 so that it is folded on the second shelf 150 and the two are connected to each other, and then the second shelf 150 drives the first The shelf 140 continues to move synchronously relative to the installation frame 110 , thereby providing more avoidance space for the user.

Wherein, as shown in Fig. 8, Fig. 9, Fig. 10 and Fig. 11, the second shelf 150 is provided with a matching groove 153, and the matching groove 153 is located inside the second shelf 150, and the first shelf 140 slides into the fitting The slot 153 is used to complete the connection with the second shelf 150 . Wherein, the second limiting portion 151 and the second connecting portion 152 of the second shelf 150 are arranged on the outside, and the matching groove 153 is arranged on the inside. When the first shelf 140 slides into the matching groove 153 of the second shelf 150, Then the first shelf 140 is accommodated inside the second shelf 150 .

Further, in the unfolded state, the fitting groove 153 communicates with the first guide groove 120, specifically, the fitting groove 153 communicates with the first rear groove 122, when the first shelf 140 is switched from the unfolded state to the partially folded state, the second The first limiting portion 141 and the first connecting portion 142 of a shelf 140 will slide into the matching groove 153 through the first guide groove 120 in sequence, and finally, the first shelf 140 is completely accommodated inside the second shelf 150 , when both the first limiting portion 141 and the first connecting portion 142 slide into the matching groove 153, the first shelf 140 has been separated from the installation frame 110, and at this time, the first shelf 140, the second shelf 150 As a community, in the subsequent moving process, the second shelf 150 will drive the first shelf 140, through the second limiting part 151 on the second shelf 150, the second connecting part 152 in the second guide groove 130 to realize the switching of the first shelf 140 and the second shelf 150 to a fully folded state as a unit.

Further, as shown in Fig. 8, Fig. 9, Fig. 10 and Fig. 11, an elastic stopper 154 is provided on the second shelf 150, and a part of the elastic stopper 154 is located in the fitting groove 153, and in a partially folded state , a part of the first shelf 140 abuts against the elastic stopper 154 .

In this embodiment, the second shelf 150 is provided with an elastic stopper 154 located in the fitting groove 153 , when the first shelf 140 moves backward into the fitting groove 153 inside the second shelf 150 , the second The first connecting part 142 and the first limiting part 141 will sequentially overcome the elastic force of the elastic stopper 154 and continue to extend backward into the matching groove 153. When the first connecting part 142 and the first limiting part 141 both move to the matching groove 153 When it is inside, that is, the shelf assembly 100 is in a partially folded state at this time, the elastic stopper 154 will abut against the first limiting portion 141 , that is, the elastic stopper 154 will abut against the front end of the first shelf 140 connected, thereby restricting the movement of the first shelf 140 relative to the second shelf 150 . Specifically, the elastic stopper 154 has a guiding surface arranged along the first direction, such as a front guiding surface and a rear guiding surface. When the first shelf 140 is switched from the expanded state to the folded state, the first shelf 140 will be subjected to Guided by the front guide surface, the elastic stopper 154 is pushed up so as to fully extend into the matching groove 153 of the second shelf 150 . When the first shelf 140 is to be switched from the folded state to the unfolded state, the first shelf 140 will be guided by the rear guide surface, and the elastic stopper 154 will be pushed up to realize the first shelf 140 and the second shelf 150. separation. Wherein, the elastic stopper 154 may be a metal piece.

Further, as shown in FIG. 3 , FIG. 6 and FIG. 9 , during the process of switching from the partially folded state to the fully folded state, the first shelf 140 is separated from the installation frame 110 and overlapped on the second shelf 150 , The second shelf 150 carries the first shelf 140 and moves relative to the installation frame 110 along the second rear slot 132 .

In this embodiment, in the partially folded state, due to the setting of the matching groove 153 on the second shelf 150, the first shelf 140 slides into the matching groove 153 of the second shelf 150, 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 140 and the second shelf 150 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 second limiting portion 151 of the second shelf 150, and it is the second connecting portion 152 of the second shelf 150 that acts as a rear end guide. The movement in the slot 130 ensures that the body formed by the first shelf 140 and the second shelf 150 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 170, and there is an accommodating area 113 between the first frame body 111, the second frame body 112 and the fixed shelf 170, at least the first shelf and the second shelf 150 Move within the containment area 113 .

In this embodiment, the number of installation frames 110 is two, which are respectively 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, The structures of the two are arranged symmetrically. The fixed shelf 170 has two opposite sides for mounting the first frame body 111 and the second frame body 112 , so that the structural stability of the first frame body 111 , the second frame body 112 and the fixed shelf 170 is more reliable. The first frame body 111, the second frame body 112 and the fixed shelf 170 constitute the accommodation area 113. When the first shelf 140 and the second shelf 150 switch back and forth in the expanded state, the partially folded state and the fully folded state, All will be in the accommodation area 113. It should be noted that the accommodating area 113 not only extends in the first direction, but also extends in the second direction, so as to meet the movement requirements of the first shelf 140 and the second shelf 150 .

Further, as shown in FIG. 2 and FIG. 3 , there is an operation port 114 communicating with the accommodating area 113 between the first frame body 111 and the second frame body 112 , and a part of at least two movable shelves in the unfolded state is located Inside the operating port 114.

In this embodiment, the first frame and the second frame both 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 170, and the open ends of the first frame and the second frame have An interval is formed between the two, and an operation port 114 is formed, and the operation port 114 communicates with the accommodating area 113 . In the unfolded state, the first shelf 140, the second shelf 150 and the fixed shelf 170 are arranged sequentially, the first shelf 140 is arranged in front, the second shelf 150 is located in the middle, and the fixed shelf 170 is arranged inwardly. When the user can push the first shelf 140 to the bottom of the second shelf 150 by pushing the first shelf 140 backwards, the user continues to push the common body of the first shelf 140 and the second shelf 150, which can make The two are retracted to the bottom of the fixed shelf 170 together. The setting of the operation port 114 can facilitate the user to push and pull the first shelf 140, so that the first shelf 140 and the second shelf 150 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 home appliance includes 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 110 of the shelf assembly 100 is connected in the refrigerating room, and the first shelf in the shelf assembly 100 When the shelf 140 moves from the unfolded state to the folded state, the first shelf 140 moves away from the opening and is stacked in the refrigerator.

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, the first shelf 140 and the second shelf 150 are tiled in the storage room along the front and rear directions. When switching from the unfolded state to the folded state, the first shelf 140 Towards the direction away from the opening, i.e. moving backwards, finally realizing stacking in the refrigerator. When switching from the folded state to the unfolded state, the user pulls the first shelf 140 and the second shelf 150, so that the first shelf 140 and the second shelf 150 move toward the direction close to the opening, that is, move forward and finally level. Lay it in the refrigerator to provide users with the largest shelving area.

It should be noted that when the shelf assembly 100 includes the first shelf 140, the second shelf 150 and the fixed shelf 170, the first shelf 140, the second shelf and the fixed shelf 170 are laid flat on the In the refrigerator compartment, the first shelf 140 is disposed close to the opening, that is, disposed close to the user, so as to be convenient for the user to push and pull.

When the first shelf 140 and the second shelf 150 are in the unfolded state, the first limiting portion 141 of the first shelf 140 is located in the first positioning groove 123, and the first connecting portion 142 of the first shelf 140 is located in the second positioning groove. In an overlapping groove 124, the second limiting portion 151 of the second shelf 150 is located in the second positioning groove 133, the second connecting portion 152 of the second shelf 150 is located in the second overlapping groove 134, and the fixed shelf 170 is fixed on the installation frame 110. At this time, the positions of the three are in a stable position relative to the installation frame 110. At this time, the shelf assembly 100 as a whole has the largest shelving area, that is, the first shelf 140 , the second shelf 150 and the fixed shelf 170 can be used to place items.

When the first shelf 140 moves relative to the second shelf 150, the fixed shelf 170 and the installation frame 110, that is, when the first shelf 140 is about to switch to a partially folded state, the position of the second shelf 150 will not occur. Variety. The first limiting portion 141 of the first shelf 140 will move backward from the first positioning groove 123 into the first front groove 121 , and the first connecting portion 142 of the first shelf 140 will move through the first overlapping groove 124 into the first rear groove 122, and the first limiting part 141 will continue to move toward the first rear groove 122 along the first front and back, and the first connecting part 142 will continue to move backward from the first rear groove 122, and then move to Fitting groove 153 of the second frame. During the process of the first connecting portion 142 and the first limiting portion 141 extending into the matching groove 153, the first connecting portion 142 and the first limiting portion 141 will sequentially overcome the force of the elastic stopper 154 and move toward the matching groove. 153, finally, the first shelf 140 is fully extended into the matching groove 153, and the first stopper 141 at the front end of the first shelf 140 will abut against the elastic stopper 154, thereby placing the first The shelf 140 is detached from the second shelf 150 . In the process of the first shelf 140 sliding into the matching groove 153, the first shelf 140 is also separated from the installation frame 110, that is, in the partially folded state, the first shelf 140 is only connected to the second shelf 150. It has a connection relationship and is not in contact with the installation frame 110 .

When the first shelf 140 and the second shelf 150 are going to continue to move backward synchronously as a community, the user slightly lifts the front end of the community, and at this time, the second stopper 151 of the second shelf 150 will move from the second position The second stopper 151 will move backward along the second front groove 131 , and at the same time, the second connecting portion 152 of the second shelf 150 will also slide out of the second overlapping groove 134 , continue to move backward along the second rear slot 132, so that the body formed by the first shelf 140 and the second shelf 150 retracts to the bottom of the fixed shelf 170, and completes the entire folding process.

Conceivably, when the first shelf 140 and the second shelf 150 are to be pulled out from the bottom of the fixed shelf 170, first, the first shelf 140 and the second shelf 150 will move forward as a whole, The second limiting portion 151 of the second shelf 150 will move toward the second front groove 131 along the second rear groove 132 , and the second connecting portion 152 of the second shelf 150 will move forward along the second rear groove 132 so that the second limiting portion 151 is embedded in the second positioning groove 133, and the second connecting portion 152 is located in the second overlapping groove 134. At this time, under the action of the second positioning groove 133 and the second overlapping groove 134, The second shelf 150 cannot move forward any more, that is, the shelf assembly 100 is already in a partially folded state. When the user continues to pull the first shelf 140, the first limiting portion 141 and the first connecting portion 142 of the first shelf 140 will move forward in the matching groove 153 of the second shelf 150. The groove 153 communicates with the first guide groove 120 for guiding the movement of the first shelf 140 on the installation frame 110 . The first limiting part 141 will move into the first front groove 121 through the first rear groove 122, the first connecting part 142 will come out from the matching groove 153 against the action of the elastic stopper 154, and the first connecting part 142 will enter the first rear groove 121. slot 122 , at this time, the first shelf 140 is separated from the second shelf, and the first shelf 140 can move independently relative to the installation frame 110 relative to the second shelf 150 . When the first shelf 140 continues to move forward, the first limiting part 141 is embedded in the first positioning groove 123, and the first connecting part 142 is located in the first overlapping groove 124. At this time, the position of the first shelf 140 stable, the shelf assembly 100 is in an unfolded state as a whole.

Wherein, as shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the shelf assembly 100 includes an installation frame 110, a first shelf 140 and a second shelf 150, and the first shelf 140 Both the second shelf and the second shelf 150 can move relative to the installation frame 110, so as to construct multiple variable spaces. In different states, the first shelf 140 can be connected to the installation frame 110 , or the first shelf 140 can be connected to the second shelf 150 . Regardless of the state, there is a connection relationship between the second shelf 150 and the installation frame 110 . The installation frame 110 is used to assemble the first shelf 140 and the second shelf 150, and can also assist the movement of the first shelf 140 and the second shelf 150, so that the first shelf 140 and the second shelf 150 move smoothly , so as to switch freely between the expanded state and the collapsed state. Since both the first shelf 140 and the second shelf 150 can change between the expanded state and the folded state, that is, both the first shelf 140 and the second shelf 150 can move relative to the installation frame 110, that is, the first shelf 140 and the second shelf 150 are movable shelves. Specifically, when the first shelf 140 and the second shelf 150 are in the expanded state, the first shelf 140 and the second shelf 150 are respectively connected to the installation frame 110, and the two are arranged side by side along the first direction, At this time, the first shelf 140 and the second shelf 150 arranged side by side can provide a maximum storage area for items, and items can be placed on any movable shelf. Wherein, arranging side by side means that the first shelf 140 and the second shelf 150 are arranged in a line, regardless of the front and back. For example, the first shelf 140 and the second shelf 150 are arranged horizontally, can be spread out along the front and back directions, and can also be spread out along the left and right directions. When the first shelf 140 and the second shelf 150 are in the folded state, the first shelf 140 and the second shelf 150 can be stacked along a second direction different from the first direction, and the stacked first Items can also be placed above one of the upper shelves of the shelf 140 and the second shelf 150 . Wherein, stacking means that the first shelf 140 and the second shelf 150 are piled up, regardless of the top and bottom. For example, the first shelf 140 and the second shelf 150 are stacked up and down. For the first shelf 140 and the second shelf 150, the folded state includes a partially folded state and a fully folded state, that is, the first shelf 140 is folded on one side of the second shelf 150, or the first shelf 140 moves relative to the installation frame 110 synchronously with the second shelf 150 to be in a fully folded state. In different folding states, it can provide different storage areas for items, and also provide a variety of optional avoidance spaces to meet the diverse needs of users.

Wherein, it should be noted that, no matter in the partially folded state or in the fully folded state, the first shelf 140 and the second shelf 150 are connected so that the first shelf 140 and the second shelf 150 act as a unit, It facilitates the subsequent synchronous movement and improves the stability of the movement of the first shelf 140 and the second shelf 150 .

Specifically, when the first shelf 140 is retracted and folded, one avoidance space can be provided; when both the first shelf 140 and the second shelf 150 are retracted and folded, two escape spaces can be provided, and the user can It is required to select one or more movable shelves to be folded, which can meet the needs of avoiding space when placing items under the shelf assembly 100, and can also ensure the required area for placing items above the shelf assembly 100, providing users with diverse options. , improve the degree of freedom of use of the shelf assembly 100, and provide users with a greater degree of space utilization.

Wherein, it is worth noting that, in different states, the setting position of the first shelf 140 is different. When switching from the unfolded state to the partially folded state, the first shelf 140 is connected to the installation frame 110 to realize movement. When switching from a partially folded state to a fully folded state, the first shelf 140 is separated from the installation frame 110, and the first shelf 140 is connected to the second shelf 150, depending on the connection between the second shelf 150 and the installation frame 110. The connection relationship, the two move synchronously relative to the installation frame 110 as a community.

That is to say, when switching in different folded states, select the first shelf 140 or the second shelf 150 to be in contact with the installation frame 110, so as to avoid the contact between the first shelf 140 and the second shelf 150 during the same movement. Both are connected with the installation frame body 110 and may have asynchronous movements, and situations such as mutual influence and interference may occur.

Further, as shown in FIGS. 1 and 4, for the first shelf 140 and the second shelf 150, the first shelf 140 has a first resting surface, the second shelf 150 has a second resting surface, and the second shelf 150 has a second resting surface. The first shelving surface and the second shelving surface are both set upward, and the first shelving surface and the second shelving surface are used for placing and carrying articles. In the unfolded state, the first shelving surface and the second shelving surface are located in the same plane, so that the shelf assembly 100 as a whole presents a regular posture in the unfolded state, and multiple items are placed on the first shelf 140 and the second shelf 150 can be neatly arranged.

Further, there is a gap 160 between the first shelf 140 and the second shelf 150, and the gap 160 can provide a margin of activity for the first shelf 140 and the second shelf 150 during activities, because the first shelf 140 Both have a certain thickness. If the two are close together, when the first shelf 140 moves relative to the second shelf 150, the two are likely to interfere, and unnecessary mutual scraping and wear will occur, affecting the first shelf 140. And the service life of the second shelf 150 hinders smooth movement.

It should be noted that the width of the gap 160 is related to the thickness of the first shelf 140 and the second shelf 150 , and when the thickness is larger, the width of the gap 160 is larger. If the shelf is thinner, the width of the gap 160 is smaller.

Further, as shown in Figure 2, Figure 3, Figure 5, Figure 6 and Figure 7, the installation frame 110 is provided with a first guide groove 120 and a second guide groove 130, and the first guide groove 120 and the second guide groove 130 are distributed along the up and down direction, this is because in the folded state, the first shelf 140 and the second shelf 150 will be stacked up and down, so the first shelf 140 and the second shelf 150 will not only There is movement in the first direction, that is, movement in the horizontal direction, and movement in the up and down direction. In order to match the movement tendency of the first shelf 140 and the second shelf 150, the first guide groove 120 and the second guide groove 130 are also distributed in the up and down direction.

Wherein, the first shelf 140 moves along the first guide groove 120, and the second shelf 150 moves along the second guide groove 130, and the first guide groove 120 and the second guide groove 130 are used to assist the first shelf respectively. 140 and the second shelf 150 move smoothly in the first direction and the second direction. Specifically, the first guide groove 120 and the second guide groove 130 extend at least along the first direction, so that the first shelf 140 and the second shelf 150 can be folded and retracted. A part of the first shelf 140 protrudes into the first guide groove and moves along the first guide groove 120 , so as to provide reliable support for the movement of the first shelf 140 . A part of the second shelf 150 also protrudes into the second guide groove 130 and moves along the second guide groove 130 , thereby providing reliable support for the movement of the second shelf 150 . Conceivably, the first shelf 140 and the second shelf 150 move in the first guide groove 120 and the second guide groove 130 respectively, which can prevent the two from interfering with each other during the moving process.

Further, as shown in FIG. 3 , FIG. 6 and FIG. 7 , the first guide groove 120 and the second guide groove 130 are not connected, that is to say, when the first shelf 140 is connected to the installation frame 110 , the first A part of the shelf 140 protrudes into the first guide slot 120 and moves along the first guide slot 120 . When the second shelf 150 drives the first shelf 140 to move on the installation frame 110, the first shelf 140 is separated from the installation frame 110, the two will not interfere with each other, and the second shelf 150 moves along the second guide. The slot 130 moves. In the present application, by making the first guide groove 120 and the second guide groove 130 disconnected, the moving process of the first shelf 140 and the second shelf 150 will not interfere with each other, so as to avoid mutual interference between the two.

Further, as shown in FIG. 7, the first guide groove 120 includes a first front groove 121 and a first rear groove 122, and the first shelf 140 includes a first limiting portion 141 and a first connecting portion distributed along the first direction. 142 , wherein the first limiting portion 141 is set forward relative to the first connecting portion 142 . When the first shelf 140 is connected to the installation frame 110 , the first limiting portion 141 is located in the first front slot 121 , and the first connecting portion 142 is located in the first rear slot 122 . When switching between the unfolded state and the folded state, for the first shelf 140 , it needs to switch from the installation frame 110 to the second shelf 150 . Specifically, when switching from the unfolded state to the folded state, the first connecting portion 142 will move from the first rear slot 122 to the second shelf 150, and at the same time, the first limiting portion 141 will move from the first front slot 121 . Move to the second shelf 150 through the first rear slot 122 , so as to separate the first shelf 140 from the installation frame 110 and connect the first shelf 140 to the second shelf 150 . When switching from the folded state to the unfolded state, the first limiting part 141 will move out from the second shelf 150, the first limiting part 141 will first enter the first rear slot 122, and then move into the first front slot 121, By making the groove depth of the first front groove 121 different from that of the first rear groove 122 , the first limiting portion 141 can smoothly move from the first rear groove 122 into the first front groove 121 . Specifically, the depth of the first front groove 121 is relatively shallow, and the depth of the first rear groove 122 is relatively deep, that is, the first rear groove 122 will not obstruct the first limiting portion 141 . When the first limiting part 141 moves from the first rear slot 122 to the first front slot 121 , the first connecting part 142 also moves from the second shelf 150 to the first rear slot 122 .

Further, the installation frame 110 also includes a first positioning groove 123, the first positioning groove 123 is connected to the end of the first front groove 121, and the first positioning groove 123 extends in a zigzag relative to the first front groove 121. Next, the first limiting portion 141 is embedded in the first positioning groove 123 .

In this embodiment, the installation frame 110 further includes a first positioning groove 123, the first positioning groove 123 is arranged at the front end of the first front groove 121, and the first limiting part 141 can be positioned between the first positioning groove 123 and the first front groove. Move between slots 121. Specifically, the first positioning groove 123 bends downwards and extends downward, so that a limiting step is formed between the first positioning groove 123 and the first front groove 121, and only by setting the first positioning groove 123 can the positioning of the first shelf 140 be realized. The front end is limited, the structure is simple, durable, easy to operate and low in cost.

Specifically, when the first shelf 140 is switched from the folded state to the unfolded state, the first limiting portion 141 on the first shelf 140 can move along the first front groove 121, and then move down and fit into the first positioning groove 123, the first limiting part 141 is clamped at the limiting step, thereby realizing the front-end limiting function of the first shelf 140, and the user can clearly feel the front end of the first shelf 140 sinking, so as to determine the position of the first shelf 140. Whether a shelf 140 is moved to the unfolded state. When the first shelf 140 is switched from the unfolded state to the folded state, the user can slightly lift the front end of the first shelf 140, and then push the first shelf 140 backward, at this time, the first stopper 141 will Breaking away from the first positioning slot 123 and entering into the first front slot 121 , the first limiting portion 141 is released from restriction, and can move freely in the first front slot 121 .

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 (15)

1. A shelf assembly, comprising:

   Install the frame;

   The fixed shelf is arranged on the installation frame;

   the first shelf is detachably arranged on the installation frame;

   The second shelf is slidably connected with the installation frame, and the first shelf and the second shelf can be changed between an unfolded state and a folded state;

   Wherein, in the unfolded state, the first shelf, the second shelf and the fixed shelf are arranged side by side along the first direction, and the first shelf is slidably connected to the installation frame;

   In the folded state, the first shelf is connected to the second shelf and disposed on one side of the fixed shelf along a second direction, the first direction and the second direction being different.
2. The shelf assembly of claim 1, wherein:

   The first shelf includes a first shelving surface for placing items, and the second shelf includes a second shelving surface for placing items,

   In the unfolded state, the first resting surface and the second resting surface are located in the same plane, and there is a gap between the first shelf and the second shelf.
3. The shelf assembly of claim 1, wherein:

   The installation frame is provided with a first guide groove and a second guide groove distributed along the first direction, the first shelf can move along the first guide groove, and the second shelf can move along the first guide groove. The second guide groove moves.
4. The shelf assembly of claim 3, wherein:

   The first guide groove and the second guide groove are not connected.
5. The shelf assembly of claim 3, wherein:

   The first guide groove includes a connected first front groove and a first rear groove, the first shelf includes a first limiting portion and a first connecting portion distributed along the first direction, and the first limiting portion The bit part can move along the first front groove, and the first connecting part can move along the first rear groove, wherein,

   The groove depth of the first front groove is smaller than the groove depth of the first rear groove.
6. The shelf assembly according to claim 5, wherein the mounting frame further comprises:

   The first positioning groove is connected to the end of the first front groove, and the first positioning groove extends in a zigzag manner relative to the first front groove. In the unfolded state, the first stopper fits set in the first positioning slot; and/or

   The first overlapping groove is connected to the end of the first rear groove, and the first overlapping groove extends in a zigzag manner relative to the first rear groove. In the unfolded state, the first connecting part Embedded in the first overlapping groove.
7. The shelf assembly of claim 3, wherein:

   The second guide groove includes a second front groove and a second rear groove connected together, the second shelf includes a second limiting portion and a second connecting portion distributed along the first direction, and the second limiting portion The bit part can move along the second front groove, and the second connecting part can move along the second rear groove, wherein,

   The groove depth of the second front groove is smaller than the groove depth of the second rear groove.
8. The shelf assembly according to claim 7, wherein the mounting frame further comprises:

   The second positioning groove is connected to the end of the second front groove, and the second positioning groove extends in a zigzag manner relative to the second front groove. In the unfolded state, the second limiting part fits set in the second positioning slot; and/or

   The second overlapping groove is arranged between the second front groove and the second rear groove, and the second overlapping groove extends zigzag relative to the second rear groove. In the unfolded state, the The second connecting portion is embedded in the second overlapping groove.
9. The shelf assembly of claim 3, wherein:

   The folded state includes a partially folded state and a fully folded state, the second shelf is provided with a matching groove, and in the unfolded state, the matching groove communicates with the first guide groove, and the matching groove and the second guide slots are located on different sides of the second shelf;

   When switching from the unfolded state to the partially folded state, a part of the first shelf slides into the matching groove through the first guide groove, and overlaps the second shelf.
10. The shelf assembly of claim 9, wherein:

    The second shelf is provided with an elastic stopper, and a part of the elastic stopper is located in the matching groove. In the partially folded state, a part of the first shelf is in contact with the elastic stopper. The stopper abuts.
11. The shelf assembly of claim 9, wherein:

    In the process of switching from the partially folded state to the fully folded state, the first shelf is separated from the installation frame and overlapped with the second shelf, and the second shelf carries The first shelf moves relative to the installation frame along the second rear groove.
12. A shelf assembly according to any one of claims 1 to 11, 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 first shelf and the second shelf are in the accommodating area move within.
13. The shelf assembly of claim 12, 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.
14. A household electrical appliance, comprising: the shelf assembly according to any one of claims 1-13.
15. The household electrical appliance according to claim 14, 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 the first shelf in the shelf assembly changes from an unfolded state to a folded state When moving, the first shelf moves away from the opening to be stacked in the refrigerating chamber.

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