CN217975949U

CN217975949U - Door assembly and storage cabinet

Info

Publication number: CN217975949U
Application number: CN202221876246.1U
Authority: CN
Inventors: 翁健伟
Original assignee: Hefei Hualing Co Ltd; Hefei Midea Refrigerator Co Ltd; Midea Group Shanghai Co Ltd
Current assignee: Hefei Hualing Co Ltd; Hefei Midea Refrigerator Co Ltd; Midea Group Shanghai Co Ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-06
Anticipated expiration: 2032-07-19

Abstract

The utility model relates to an articulated structure technical field provides a door subassembly and locker. The door assembly comprises a first door body, a power assisting part, a moving part, a hinge part and a second door body, wherein the first door body is provided with a mounting part; one end of the power assisting piece is limited on the mounting part; the moving piece is positioned at the other end of the power assisting piece; the hinge piece is rotatably connected to the first door body and is abutted against the moving piece; the second door body is hinged to the first door body through the hinge piece; the power assisting part is used for driving the moving part to move so as to drive the hinge part to rotate, and the second door body is assisted to be switched to an opening state from a closing state relative to the first door body. The utility model provides a door subassembly, first door body integration have the installation department, and the spare part quantity between the first door body and the second door body reduces, and the structure is simpler, and the dismouting is more simple and convenient.

Description

Door assembly and storage cabinet

Technical Field

The utility model relates to an articulated structure technical field especially relates to door subassembly and locker.

Background

Hinges are mechanical devices used to connect two objects and allow relative rotation between them. The hinge is mostly applied to the opening and closing of door bodies, such as the opening and closing of door bodies in living goods and buildings. Taking the hinge applied to the refrigerator as an example, the refrigerator body and the door body of the refrigerator can be connected through the hinge. In the related art, the hinge between the box body and the door body has a large number of parts, a complex structure, inconvenience in disassembly and assembly and high cost. Wherein, in the door subassembly that has main door and auxiliary door, also need to pass through hinged joint, also can have the spare part of hinge and countyly, the structure is comparatively complicated, inconvenient dismouting and the higher problem of cost.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve at least one of the technical problems existing in the related art. Therefore, the utility model provides a door subassembly, the spare part quantity between the first door body and the second door body reduces, and the structure is simpler, and the dismouting is more simple and convenient.

The utility model discloses still provide a locker.

According to the utility model discloses door subassembly of first aspect embodiment includes:

a first door body configured with a mounting portion;

one end of the power assisting piece is limited on the mounting part;

the moving piece is positioned at the other end of the power assisting piece;

the hinge piece is rotatably connected to the first door body and is abutted against the moving piece;

the second door body is hinged to the first door body through the hinge piece;

the power assisting part is used for driving the moving part to move so as to drive the hinge part to rotate, and the second door body is assisted to be switched to an opening state from a closing state relative to the first door body.

According to the utility model discloses door subassembly, including first door body, second door body, helping hand spare, moving member and articulated elements, first door body structure has the installation department, and helping hand spare, moving member and articulated elements pass through the installation department and directly connect in first door body, need not to set up other installation parts, reducible part quantity, make things convenient for the dismouting; the second door body switches to the in-process of open mode from closed state for first door body, and the helping hand piece provides the effort that the helping hand opened the door, and the helping hand piece is used for driving the moving member and removes, and rethread cooperation between moving member and the articulated elements converts the removal of moving member into the rotation of articulated elements, and then opens through articulated elements helping hand second door body, and the process of opening of the second door body is more laborsaving to open the in-process, provide the helping hand effect automatically, need not extra operation.

According to the utility model discloses an embodiment, the installation cavity that has the installing port is constructed to the installation department, helping hand spare with the moving member is located in the installation cavity, the articulated elements is including the articulated part and the connecting portion that are connected, articulated part passes through the installing port is inserted and is located the installation cavity, connecting portion are located the outside of installation cavity is fixed in the second door body.

According to the utility model discloses an embodiment, first door body coupling has the connecting piece, the articulated elements rotate connect in the connecting piece, articulated portion passes through the connecting piece is spacing in the installation cavity.

According to the utility model discloses an embodiment, the installation department is connected with the guide, the helping hand piece the moving member with at least one cover in the articulated elements is located the outside of guide, or, the guide cover is located the helping hand piece the moving member with the outside of at least one in the articulated elements.

According to the utility model discloses an embodiment, the tip of guide is seted up threaded hole, the mounting hole has been seted up to the installation department, the guide is through wearing to locate the mounting hole and being connected in the fastener of screw hole is connected.

According to an embodiment of the present invention, the moving member is provided with a first spiral portion, and the articulated member is provided with a second spiral portion in contact with the first spiral portion.

According to the utility model discloses an embodiment, first spiral portion with second spiral portion is the face-to-face contact.

According to the utility model discloses an embodiment, the installation department is provided with first guide part, the moving member be provided with first guide part direction complex second guide part, the moving member is suitable for to be followed first guide part with the direction of second guide part removes.

According to an embodiment of the present invention, at least one of the top and the bottom of the first door body is configured with the mounting portion.

According to the utility model discloses an embodiment, helping hand piece is the elastic component closed state, the elastic component is in the elastic deformation state.

According to the utility model discloses locker of second aspect embodiment, including the box and as above the door subassembly, first door body rotate connect in the box.

According to the utility model discloses locker, including the box with connect in the door subassembly of box, the spare part of door subassembly is few, simple structure, then the structure of locker also can simplify.

According to the utility model discloses locker of third aspect embodiment includes:

a case configured with a mounting portion;

one end of the power assisting piece is limited on the mounting part;

the moving piece is positioned at the other end of the power assisting piece;

the hinge piece is rotatably connected to the box body and abuts against the moving piece;

the door body is hinged to the box body through the hinge piece;

the movable piece is driven to move by the driving force of the power assisting piece and is used for driving the hinged piece to rotate so as to assist the door body to be switched to an opening state from a closing state relative to the box body.

The storage cabinet comprises a cabinet body and a door body, wherein the door body can be a single-layer door or a door with other structures (such as the door assembly), the structure of the door body is not limited, and the application range of the storage cabinet is wider; the box body is provided with the mounting part, the power assisting element, the moving element and the hinge element are directly connected to the box body through the mounting part, other mounting parts are not needed, the number of parts can be reduced, and the disassembly and the assembly are convenient; the door body switches to the in-process of opening the state from the closed state for the box, and the helping hand piece provides the effort that the helping hand opened the door, and the helping hand piece is used for driving the moving member and removes, and the cooperation between rethread moving member and the articulated elements converts the removal of moving member into the rotation of articulated elements, and then opens through the articulated elements helping hand door body, and the process of opening of the door body is more laborsaving to open the in-process, provide the helping hand effect automatically, need not extra operation.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a door assembly according to an embodiment of the present invention, in which a second door body is in a closed state relative to a first door body;

fig. 2 is a schematic structural diagram of a door assembly according to an embodiment of the present invention, in which a second door body is in an open state relative to a first door body;

the second door body is not illustrated in fig. 1 and 2 to clearly show the connection structure of the hinge member and the first door body, and the hinge member is filled in fig. 1 and 2 to distinguish the hinge member from the connection member, so that the sectional view of the hinge member is not emphasized.

Reference numerals:

100. a first door body; 110. an installation part; 111. a top wall; 112. a side wall; 113. a mounting cavity; 120. a first guide portion;

200. a power assist member; 300. a moving member; 310. a first spiral part; 320. a second guide portion;

400. an articulation member; 410. a hinge portion; 411. a second spiral part; 420. a connecting portion;

500. a guide member; 600. a fastener; 700. a connecting member.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, references to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Before describing embodiments of the present invention, the application of the door assembly will be described. The door assembly may be applied to a locker, and in an example of the door assembly applied to a refrigerator, the refrigerator may include a cabinet defining a first storage space therein, the first storage space having a first opening forward, and a sub-door rotatably installed at an outer side of the cabinet to open and close the first opening. A side of the main door facing the sub door may define a second storage space having a second opening facing forward, and the sub door may be rotatably installed at an outer side of the main door to open and close the second opening. The main door described above may be understood as a first door body 100 described below, and the sub door may be understood as a second door body described below. In addition, the door assembly can also be installed on furniture (such as a wardrobe, a cabinet, etc.), in this case, the side of the first door body 100 facing the second door body is not limited to limit the storage space, and a mirror, a hook, etc. can also be arranged on the side of the first door body 100 facing the second door body. Therefore, the embodiment of the present invention does not limit the application of the door assembly, and any application requiring two doors that can be opened and closed by rotation can adopt the door assembly in the following embodiment.

An embodiment of an aspect of the present invention, as shown in fig. 1 and 2, provides a door assembly, including: the power assisting device comprises a first door body 100, a power assisting part 200, a moving part 300, a hinge part 400 and a second door body, wherein the first door body 100 is provided with a mounting part 110; one end of the power assisting element 200 is limited on the mounting part 110, and the other end of the power assisting element 200 is provided with a moving element 300; the hinge 400 is rotatably connected to the first door body 100, and the hinge 400 abuts against the moving member 300; the second door body is hinged to the first door body 100 through a hinge 400; the power assisting element 200 is used for driving the moving element 300 to move so as to drive the hinge element 400 to rotate, so that the power assisting second door body is switched to the opening state from the closing state relative to the first door body 100.

Installation part 110 is the partly of first door body 100, and direct mount helping hand piece 200, moving member 300 and articulated elements 400 need not to cooperate dedicated installation part between the first door body 100 and the second door body, and the spare part quantity between the reducible first door body 100 and the second door body, and then reduce the installation procedure, can promote assembly efficiency, and then improve production efficiency, reduce the intensity of labour of assembly. Wherein, first door body 100 can go out installation department 110 by integrated into one piece, perhaps, first door body 100 connects installation department 110 through non-detachable mode, like the welding for installation department 110 be first door body 100 partly can, like this, reducible part quantity.

The second door body can be opened and closed relative to the first door body 100, that is, the second door body can be switched between a closed state and an open state, and in the open state, the opening angle of the second door body is not limited, and can be specifically adjusted as required. In the process of switching from the closed state to the open state, the power assisting part 200 provides the moving driving force for the moving part 300, and in the process of moving the moving part 300, the power assisting hinge 400 of the moving part 300 rotates, and the power assisting part 200 is matched with the moving part 300 to play a role in rotating the power assisting hinge 400, so that the effect of opening the power assisting second door body is played, and the opening process of the second door body is simple in structure and is more labor-saving. In the process of switching from the opened state to the closed state, the rotational driving force for closing the second door body needs to overcome the resistance of the power assisting member 200 and drive the moving member 300 to move reversely through the hinge member 400.

Wherein, during the opening process, the moving member 300 is in contact with the hinge 400, so as to convert the moving force of the moving member 300 into the rotating force of the hinge 400. The power assisting element 200 may be an elastic element for telescopic adjustment, or other structures for providing linear driving power; wherein, the elastic component's simple structure, in the closed condition, the elastic component is in elastic deformation state, and at the in-process that the second door body was opened, the restoring force of elastic component is used for driving moving member 300 to remove, simple structure and easy and simple to handle. The elastic piece is in an elastic deformation state, can be in a stretching state or a compression state, and can be selected according to requirements. In the closed state, the resilient member is in a compressed state, as shown in fig. 1 and 2. One end of the elastic member is limited by the mounting portion 110, and may be an abutting limit or a connection limit, for example, one end of the elastic member abuts against the inner surface of the mounting portion 110, or is welded to the mounting portion 110; the other end of the elastic member is provided with a moving member 300, and the relationship between the elastic member and the moving member 300 can be abutting or connecting, and can be specifically selected according to the requirement.

In some cases, the first door body 100 and the second door body are disposed along a vertical direction, a rotation axis of the hinge 400 extends along the vertical direction, the moving member 300 moves along the vertical direction, and the mounting portion 110, the power assisting member 200, the moving member 300, and the hinge 400 may be disposed at least one of the top and the bottom of the first door body 100 and the second door body, that is, at least one end of the first door body 100 and the second door body may perform a power assisting door opening function.

The door assembly of this embodiment, through set up installation department 110 at first door body 100, can make helping hand piece 200 and the accessible installation department 110 direct mount of moving member 300 that play the helping hand effect to first door body 100, reducible spare part quantity, simple structure, each part makes things convenient for dismouting and cost lower more.

It can be understood that the mounting portion 110 forms a mounting cavity 113 with a mounting opening, the power assisting element 200 and the moving element 300 are located in the mounting cavity 113, the hinge portion 410 of the hinge 400 is inserted into the mounting cavity 113 through the mounting opening, and the connecting portion 420 of the hinge 400 is located outside the mounting cavity 113 and is fixed to the second door body. The mounting part 110 plays a role in protecting the power assisting element 200, the moving element 300 and the hinge part 410 therein, so that dust pollution to each part is avoided, the problem of mistaken touch can be avoided, and the power assisting for opening the door is stably provided in the process of opening the second door body.

As shown in fig. 1 and 2, the installation cavity 113 is provided with an installation opening, and the power assisting element 200, the moving element 300 and the hinge portion 410 are all sent into the installation cavity 113 through the installation opening, so that the installation cavity 113 is better sealed. If the installation cavity 113 is provided with a plurality of installation openings (not shown), one of the installation openings is used for rotatably installing the hinge portion 410, and other components can be installed as required, in this case, the installation cavity 113 may have an open installation opening, the open installation opening cannot be used for installing the hinge portion 410, and the structure in the installation cavity 113 can be observed through the open installation opening, so as to facilitate inspection and repair.

When the installation portion 110 is located at the bottom of the first door body 100, the installation cavity 113 is provided with a top wall 111 and a side wall 112, the installation cavity 113 is surrounded by the top wall 111 and the side wall 112, the bottom of the installation cavity 113 is provided with an installation opening, and the installation opening can be closed through other components, so that the installation cavity 113 is closed as much as possible.

The hinge 400 includes a hinge portion 410 and a connecting portion 420, the hinge portion 410 is abutted to the moving member 300, the hinge portion 410 is rotatably connected to the mounting portion 110, the connecting portion 420 is fixedly connected to the second door body, and the connecting portion 420 can be mounted to the second door body by riveting or clamping.

It can be understood that the first door body 100 is connected with the connecting member 700, the hinge 400 is rotatably connected to the connecting member 700, and the hinge portion 410 is limited in the installation cavity 113 through the connecting member 700. The connecting member 700 is fixedly connected to the side of the mounting opening, so that the hinge portion 410 is inserted into the mounting cavity 113 through the mounting opening, and the hinge portion 410 is rotatably connected to the first door body 100 through the connecting member 700, and the mounting manner of the hinge member 400 is simple. The connecting piece 700 is provided with a connecting hole for the hinged part 410 to be rotatably connected, and the rotating friction force between the connecting piece 700 and the hinged part 410 is as small as possible so as to reduce the door opening resistance of the second door body and ensure that the door can be opened and closed more easily.

The connection process between the hinge 400 and the first door body 100 may be as follows: the hinge portion 410 is inserted into the connecting member 700, the hinge portion 410 is inserted into the mounting cavity 113, and then the connecting member 700 is fixedly connected to the first door body 100. The connection manner of the connection member 700 and the first door body 100 may be a fastener connection, such as a screw connection or a rivet connection; the connecting member 700 and the first door body 100 may be connected by welding, clamping, or the like.

It can be understood that, as shown in fig. 1 and fig. 2, the guide member 500 is connected to the mounting portion 110, at least one of the power assisting element 200, the moving element 300 and the hinge 400 is sleeved outside the guide member 500, and the guide member 500 functions to guide and limit the position of the at least one of the power assisting element 200 and the hinge 400.

Wherein the guide 500 may be a guide bar. When the power assisting element 200 is an elastic element, the elastic element is sleeved outside the guide element 500, the extending direction of the guide element 500 is a vertical direction, and the elastic element extends and retracts along the guide element 500, so that the structure is simple. Similarly, the extending direction of the guiding element 500 is vertical, and the moving element 300 is sleeved on the outer side of the guiding element 500, so that the guiding element 500 guides and limits the moving element 300. When the hinge 400 is sleeved outside the guide 500, it can be understood that the hinge 410 is sleeved outside the guide 500, and the hinge 410 uses the axis of the guide 500 as the rotation axis, so the structure is simple and the rotation of the hinge 410 is more stable.

When the power assisting element 200, the moving element 300 and the hinge 400 are sleeved on the outer sides of the guiding elements 500 at the same time, one guiding element 500 can guide and limit the power assisting element 200, the moving element 300 and the hinge 400 at the same time, the structure is simple, and the motion stability of the power assisting element 200, the moving element 300 and the hinge 400 can be improved. The elastic member is telescopically adjusted relative to the guide member 500, the moving member 300 moves along the axial direction of the guide member 500, and the hinge member 400 rotates around the axis of the guide member 500, so that the portion of the guide member 500 connected to the hinge portion 410 is a cylindrical rod, other portions can be the same as or different from the cylindrical rod in structure, other portions can guide and limit the power assisting element 200 and the moving member 300, and the specific structural form is not limited.

Unlike the structure of the guide member 500, the guide member 500 is sleeved outside at least one of the power assisting element 200, the moving element 300 and the hinge 400. The guide member 500 is a guide sleeve body, and the guide member 500 plays a guiding role by being sleeved on the outer side of at least one of the power assisting member 200, the moving member 300 and the hinge member 400, so that the function and the effect of the guide sleeve body are the same as those of the guide rod, and further description is omitted here, and reference may be made to the above contents specifically.

When the guide sleeve is sleeved on the outer side of the hinge 400, the guide sleeve is a cylindrical sleeve, so that the hinge 410 can rotate relative to the guide sleeve, and the structures of other parts can be selected as required.

It should be noted that the guide member 500 is fixedly connected to the mounting portion 110, so that the guide member 500 can be stably guided and limited.

It can be understood that the end of the guide 500 is provided with a threaded hole, the mounting portion 110 is provided with a mounting hole, the guide 500 is connected by a fastener 600 penetrating through the mounting hole and connected to the threaded hole, and the guide 500 and the mounting portion 110 are connected by the fastener 600, so that the structure is simple and the assembly and disassembly are convenient.

Wherein, fastener 600 can be for structures such as screw, rivet, and the mounting means is simple and convenient and makes things convenient for the dismouting. As shown in fig. 1 and 2, the mounting portion 110 is disposed at the bottom of the first door body 100, and a mounting hole is opened in a top wall 111 of the mounting portion 110 (in this case, a mounting opening is opened in a bottom wall of the mounting portion 110), so that the fastening member 600 is inserted into the top wall 111 and connected to the guide 500. If the mounting portion 110 is located on the top of the first door body 100, a mounting hole is opened on the bottom wall of the mounting portion 110 (at this time, a mounting opening is opened on the top plate of the mounting portion 110). Whether the guide member 500 is a guide rod or a guide sleeve, the guide member 500 can be coupled to the mounting portion 110 by a fastener 600, which can reduce the number of parts.

Unlike the above embodiments, the guide 500 may be formed integrally with the mounting portion 110, thereby reducing the number of parts.

It is understood that the moving member 300 is provided with the first spiral part 310, and the hinge 400 is provided with the second spiral part 411 contacting the first spiral part 310. The first spiral part 310 and the second spiral part 411 are spirally extending surfaces or lines, and the first spiral part 310 and the second spiral part 411 are matched, so that the linear motion of the moving member 300 is converted into the rotational motion of the hinge member 400, and the structure is simple.

It can be understood that the first spiral part 310 and the second spiral part 411 are in surface-to-surface contact, that is, the moving member 300 is provided with a first spiral surface, the hinge member 400 is provided with a second spiral surface, the first spiral surface and the second spiral surface are in surface-to-surface contact, and the contact stability between the moving member 300 and the hinge member 400 is good.

Of course, the linear motion of the moving member 300 is converted into the rotational motion of the hinge 400, and the linear motion can be matched with the screw rod through a nut and a rack and a gear, so that the structure is various and can be selected as required.

It can be understood that the mounting portion 110 is provided with the first guiding portion 120, the moving member 300 is provided with the second guiding portion 320 in guiding engagement with the first guiding portion 120, and the moving member 300 is adapted to move along the guiding direction of the first guiding portion 120 and the second guiding portion 320, so that the moving member 300 can move along the guiding direction of the mounting portion 110, and the movement of the moving member 300 is more stable.

The first guide portions 120 may be disposed on an inner wall of the mounting portion 110 in a plurality, and correspondingly, the moving member 300 may be disposed with a plurality of second guide portions 320, and the plurality of sets of first guide portions 120 may be matched with the second guide portions 320, so as to improve the moving stability of the moving member 300.

It is understood that one of the first guide portion 120 and the second guide portion 320 is a groove body extending in a vertical direction, and the other is a block body connected to the groove body. The groove body is matched with the block body, the structure is simple, the disassembly and the assembly are convenient, and the cost is low.

Referring to fig. 1 and 2, the first guide portion 120 and the second guide portion 320 cooperate to guide the moving member 300, and the guide member 500 is further used to guide the moving member 300, so that the moving member 300 can move more stably under the action of multiple guidance and limitation, and the hinge 400 can stably and flexibly rotate to enable the second door to be opened or closed more smoothly.

Next, the door assembly will be described with reference to fig. 1 and 2.

Fig. 1 illustrates that the second door body is in a closed state, fig. 2 illustrates that the second door body is in an open state, the first door body 100 and the second door body may be in a closed state under the effect of the latch, and the power assisting element 200, the moving element 300 and the hinge element 400 are matched under the unlocking effect and the driving of an external force, so that the power assisting second door body is opened relative to the first door body 100. When the force-assisting element 200 is an elastic element, in the closed state, the elastic element is in an elastic deformation state, that is, the elastic element is in an energy storage state, and the elastic element can assist the hinge 400 to rotate. Fig. 1 and 2 show that the mounting portion 110 is located at the bottom of the first door body 100, and in the process of opening the second door body, the elastic member is in a compressed state, the restoring force of the elastic member is used for driving the moving member 300 to move downwards, the moving member 300 and the hinge member 400 are matched through a spiral surface, the linear motion of the moving member 300 is converted into the rotational motion of the hinge member 400, and in the process, the hinge member 400 rotates until the second door body rotates to a preset angle, so that the assisting opening process of the second door body is completed. The door closing process of the second door body is vice versa, the hinge member 400 reversely rotates under the action of the rotation driving force to drive the moving member 300 to move upwards, the elastic force of the elastic member is overcome, the elastic member is compressed, and the elastic member completes energy storage in the process.

The embodiment of the second aspect of the present invention provides a storage cabinet, which comprises a cabinet body and a door assembly in the embodiment, wherein the first door body 100 is rotatably connected to the cabinet body. The locker comprises the door assembly, the door assembly has the beneficial effects, and the locker has the beneficial effects.

The first door 100 is rotatably connected to the box body, so that the door assembly can be opened and closed in a rotating manner relative to the box body, and a user can conveniently take and place articles from the box body.

The locker can be refrigeration equipment, cabinets, wardrobes and the like, such as refrigerators, refrigerated cabinets, display cabinets, vending cabinets, wine cabinets and the like, and the locker has multiple application occasions and wide application range. The second door body in the door subassembly of locker can open and shut for first door body 100 and adjust, and first door body 100 can open and shut for the box and adjust, and the door subassembly can be wholly opened and shut for the box and adjust, and the function of locker is more various.

In an embodiment of the third aspect of the present invention, a storage cabinet is provided, which includes a cabinet body, a power assisting element 200, a moving element 300, an articulated element 400, and a door body, wherein the cabinet body is configured with an installation portion 110; one end of the power assisting element 200 is limited on the mounting part 110, and the other end of the power assisting element 200 is provided with a moving element 300; the hinge 400 is rotatably connected to the case body, and the hinge 400 abuts against the moving member 300; the door body is hinged to the box body through a hinge 400; the moving part 300 is driven by the driving force of the power assisting part 200 to move, and the moving part 300 is used for driving the hinge part 400 to rotate so as to assist the door body to be switched from a closed state to an open state relative to the refrigerator body.

Installation department 110 is the partly of box, and direct mount helping hand piece 200, moving member 300 and articulated elements 400 need not to cooperate dedicated installation part between the box and the door body, and the spare part quantity between the reducible box and the door body, and then reduce the installation procedure can promote assembly efficiency, and then improves production efficiency, reduces the intensity of labour of assembly. Wherein, the installation department 110 can be made by integrated into one piece to the box, perhaps, the installation department 110 is connected through non-detachable mode to the box, like the welding for installation department 110 can for a part of box, like this, reducible part quantity.

The door body can be opened and closed and adjusted relative to the box body, namely, the door body can be switched between a closed state and an open state, and in the open state, the opening angle of the door body is not limited, and the door body can be specifically adjusted according to needs. In the process of switching from the closed state to the open state, helping hand piece 200 provides moving member 300 and removes drive power, and at the in-process that moving member 300 removed, moving member 300 helping hand articulated elements 400 rotated, and helping hand piece 200 and moving member 300 cooperation play helping hand articulated elements 400 pivoted effect, and then play the effect that the helping hand door body was opened, and simple structure and the opening process of the door body are more laborsaving. In the process of switching from the open state to the closed state, the rotating driving force for closing the door body needs to overcome the resistance of the power assisting part 200, and the moving part 300 is driven to move reversely through the hinge 400.

In combination with the above, the storage cabinet of this embodiment, the box is connected through helping hand piece 200, moving member 300 and articulated elements 400 cooperation with the door body, realizes the regulation of opening and shutting of the door body for the box.

Accordingly, the storage cabinet is different from the door assembly in that the mounting portion 110 is a portion of the cabinet, the door is pivotally connected to the cabinet, and the door may be a single-layer door or the door assembly in the above embodiments. However, the structure and shape of the mounting part 110 may be the same as those of the above-described embodiment, and the structures and mounting manners of the power assisting element 200, the moving element 300, and the hinge 400 may be the same as those of the door assembly, so that the power assisting element 200, the moving element 300, and the hinge 400 of the above-described embodiment of the door assembly may be applied to the locker. The guide 500, connector 700, etc. of the door assembly embodiments described above may also be applied to a stowage bin. For details, reference may be made to the above description, and details are not repeated herein.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art should understand that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. A door assembly, comprising:

a first door body configured with a mounting portion;

one end of the power assisting piece is limited on the mounting part;

the moving piece is positioned at the other end of the power assisting piece;

the hinge piece is rotatably connected to the first door body and abuts against the moving piece;

the second door body is hinged to the first door body through the hinge piece;

2. The door assembly as claimed in claim 1, wherein the mounting portion defines a mounting cavity having a mounting opening, the power assisting element and the moving element are located in the mounting cavity, the hinge element includes a hinge portion and a connecting portion, the hinge portion is inserted into the mounting cavity through the mounting opening, and the connecting portion is located outside the mounting cavity and fixed to the second door body.

3. The door assembly as claimed in claim 2, wherein the first door body is connected with a connecting member, the hinge member is rotatably connected to the connecting member, and the hinge portion is limited in the mounting cavity by the connecting member.

4. The door assembly as claimed in claim 1, wherein the mounting part is connected with a guide member, and at least one of the power assist member, the moving member and the hinge member is fitted around an outer side of the guide member, or the guide member is fitted around an outer side of at least one of the power assist member, the moving member and the hinge member.

5. The door assembly as claimed in claim 4, wherein the guide member has a screw hole opened at an end thereof, and the mounting portion has a mounting hole opened therein, and the guide member is coupled by a fastener inserted through the mounting hole and coupled to the screw hole.

6. The door assembly as claimed in claim 1, wherein the moving member is provided with a first spiral part, and the hinge member is provided with a second spiral part contacting the first spiral part.

7. The door assembly as in claim 6, wherein the first spiral and the second spiral are in surface-to-surface contact.

8. A door assembly as claimed in any one of claims 1 to 7, wherein the mounting portion is provided with a first guide portion, the moving member is provided with a second guide portion in guiding engagement with the first guide portion, and the moving member is adapted to move in a guiding direction of the first and second guide portions.

9. The door assembly as claimed in any one of claims 1 to 7, wherein the mounting portion is configured at least one of a top portion and a bottom portion of the first door body.

10. The door assembly as claimed in any one of claims 1 to 7, wherein the force assist member is a resilient member, the resilient member being in a resiliently deformed state in the closed state.

11. A cabinet comprising a cabinet body and the door assembly of any one of claims 1 to 10, wherein the first door body is pivotally connected to the cabinet body.

12. A stowage bin, comprising:

a case configured with a mounting portion;

one end of the power assisting piece is limited on the mounting part;

the moving piece is positioned at the other end of the power assisting piece;

the door body is hinged to the box body through the hinge piece;