CN111572985A

CN111572985A - Article storing and taking device

Info

Publication number: CN111572985A
Application number: CN201910121973.3A
Authority: CN
Inventors: 陈英
Original assignee: Beijing Jingdong Century Trading Co Ltd; Beijing Jingdong Shangke Information Technology Co Ltd
Current assignee: Beijing Jingdong Qianshi Technology Co Ltd
Priority date: 2019-02-19
Filing date: 2019-02-19
Publication date: 2020-08-25
Also published as: JP2020131005A

Abstract

The present disclosure provides an article storage and retrieval device, including base frame, first shutter door, second shutter door and locking structure between the doors. First door and the second door that opens and shuts rotationally set up in base member frame, and first door that opens and shuts is located between second door and the base member frame when first door and the second door that opens and shuts all close. The inter-door locking structure has an inter-door locking state for locking the relative position of the second opening/closing door and the first opening/closing door and an inter-door unlocking state for releasing the relative position locking of the second opening/closing door and the first opening/closing door. The door locking structure is in a door locking state under the condition that the first opening and closing door and the second opening and closing door are closed simultaneously; the inter-door locking structure is switched from an inter-door locking state to an inter-door unlocking state in the process of simultaneously opening the first opening and closing door and the second opening and closing door. According to the article storing and taking device, only one door locking structure is needed to lock the article storing and taking device in the article storing state and the article storing and taking state.

Description

Article storing and taking device

Technical Field

The present disclosure relates to the field of logistics technology, and more particularly, to an article storing and taking device.

Background

For an article storing and taking device for storing articles, especially a storage box placed in an open place, such as an express delivery box, there is a need for locking in order to prevent the article storing and taking device from being used by an unrelated person and to ensure the safety of storing articles. If the article storing and taking device adopts a special structural design, a reasonable and humanized locking structure needs to be designed.

In the prior art, for an article storage device with multiple layers of opening and closing doors, a common locking structure design is to lock each opening and closing door and a base body frame respectively to realize locking, and the locking of each opening and closing door is independent. The locking structure of the article port access device is complex in design, high in production cost and complex in operation in the using process.

Disclosure of Invention

The object of the present disclosure is to provide an article storing and taking device, which can simplify the operation process and reduce the control difficulty. .

A first aspect of the present disclosure provides an article storage and retrieval apparatus, comprising:

a base frame;

a first opening and closing door rotatably provided on the base frame to open or close the first opening and closing door;

the second opening and closing door is rotatably arranged on the base body frame so as to open or close the second opening and closing door, and the first opening and closing door is positioned between the second opening and closing door and the base body frame when the first opening and closing door and the second opening and closing door are both closed; and

and an inter-door locking structure having an inter-door locking state for locking a relative position between the second opening/closing door and the first opening/closing door and an inter-door unlocking state for unlocking the relative position between the second opening/closing door and the first opening/closing door, wherein the inter-door locking structure is in the inter-door locking state in a state where the first opening/closing door and the second opening/closing door are simultaneously closed, and the inter-door locking structure is switched from the inter-door locking state to the inter-door unlocking state in a process where the first opening/closing door and the second opening/closing door are simultaneously opened.

In some embodiments, the locking structure switches from the inter-door unlocked state to the inter-door locked state during sequential or simultaneous closing of the first and second openable doors.

In some embodiments, the inter-door locking structure includes:

the locking pin structure is arranged on one of the first opening and closing door and the second opening and closing door and comprises a pin body; and

the lock hook is arranged on the other one of the first opening and closing door and the second opening and closing door and comprises a pin groove, the pin body is positioned in the pin groove in the door locking state, and the pin body is separated from the pin groove in the door unlocking state.

In some embodiments, the latch hook is configured such that when the opening/closing door on which the latch hook is located rotates relative to the base frame, the latch hook rotates relative to at least a portion of the door body of the opening/closing door on which the latch hook is located.

In some embodiments, the latch hook is disposed on the second opening/closing door, the second opening/closing door and the base frame form a parallel four-bar linkage structure, and the latch hook is disposed on the parallel four-bar linkage structure.

In some embodiments, the second opening and closing door includes a reinforcing rod, two ends of the reinforcing rod are respectively hinged to two opposite link structures of the parallel four-link structure, and the latch hook is disposed on the reinforcing rod.

In some embodiments, the second opening and closing door comprises:

the first end of the first door body is hinged with the base body frame;

the first end of the second door body is hinged with the second end of the first door body;

the first end of the connecting rod is hinged to the base body frame, the second end of the connecting rod is hinged to the second end of the second door body, the base body frame, the first door body, the second door body and the connecting rod form a parallel four-bar linkage structure, and two ends of the reinforcing rod are hinged to the first door body and the connecting rod respectively.

In some embodiments, the detent structure comprises:

the elastic force of the first elastic piece acts on the pin body so that the pin body can be telescopically arranged on the opening and closing door where the pin body is positioned under the action of external force;

and the limiting piece is used for limiting the expansion range of the pin body relative to the opening and closing door where the pin body is located.

In some embodiments, one end of the pin body, which is engaged with the lock hook, near the lock hook includes a pushing surface, and the pushing surface gradually moves away from the lock hook from a position near the middle to an end in the axial direction of the pin body so that the lock hook can apply force from the side of the pin body to push the pin body to retract inward in the axial direction of the pin body.

In some embodiments, the latch structure includes a mounting seat, and the latch structure is mounted on the opening/closing door through the mounting seat, and the mounting seat includes:

a receiving hole in which the first elastic member and the pin body are mounted; and

the limiting long hole is communicated with the accommodating hole and extends along the axial direction of the pin body, and the limiting part is arranged on the pin body and is in sliding fit with the limiting long hole along the axial direction of the pin body.

In some embodiments, the article access device further comprises a damping structure for slowing the rotational speed of the first door as the first door rotates relative to the base frame.

In some embodiments, the damping structure includes a second elastic member, and an elastic force of the second elastic member acts on the first opening/closing door to slow down a rotation speed of the first opening/closing door when the first opening/closing door rotates relative to the base frame.

In some embodiments, the first opening and closing door and the second opening and closing door are hinged to the base frame through a connecting pin shaft, and the second elastic member is sleeved on the connecting pin shaft and applies an elastic force to the first opening and closing door along the axial direction of the connecting pin shaft.

In some embodiments, the article access device further comprises a door locking structure having a door locking state that locks the relative position of the first opening door and the base frame and a door unlocking state that unlocks the relative position of the first opening door and the base frame.

In some embodiments, the second opening and closing door and the base frame form a parallel four-bar linkage structure, the second opening and closing door includes a plurality of reinforcing rods which are respectively arranged on two sides of the base frame and are parallel to each other, and two ends of each reinforcing rod are respectively hinged to two opposite bar linkage structures of the parallel four-bar linkage structure on one side of the second opening and closing door.

In some embodiments, the second opening and closing door comprises:

the first end of the first door body is hinged with the base body frame;

the first end of the connecting rod is hinged to the base body frame, the second end of the connecting rod is hinged to the second end of the second door body, the base body frame, the first door body, the second door body and the connecting rod form a parallel four-bar linkage structure, and two ends of each reinforcing rod are hinged to the first door body and the connecting rod on one side of the reinforcing rod respectively.

According to the article access device provided by the disclosure, due to the fact that the inter-door locking structure is arranged, the first opening and closing door and the second opening and closing door are in the relative position locking state when the article access device is closed, and in the process that the first opening and closing door and the second opening and closing door are opened simultaneously, the inter-door locking structure is switched to the inter-door unlocking state from the inter-door locking state, the operation of the inter-door locking structure for opening the first opening and closing door and the second opening and closing door is not needed, only one door locking structure, such as one electromagnetic lock, is needed, the article access device can be locked in the article storage state and the article storage state, and the article access device can be opened only by unlocking the door locking structure, two door locking structures do not need to be unlocked like the prior art, the operation process can be simplified, and the control difficulty is reduced.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure. In the drawings:

fig. 1 is a schematic structural view of an article storage and retrieval device according to an embodiment of the present disclosure in a folded state.

Fig. 2 is a schematic structural view of the article access device of the embodiment shown in fig. 1 in an article accommodating state, wherein the first opening and closing door is closed.

Fig. 3 is a schematic structural view of the article access device of the embodiment shown in fig. 1 in an article accommodating state, in which the first opening and closing door is opened, and the cover is not shown.

Fig. 4 is a partial structural schematic view of the article access device of the embodiment shown in fig. 1 when the door locking structure is in a door locking state when the first opening and closing door is closed.

Fig. 5 is a partial structural view of the article access device of the embodiment shown in fig. 1 when the door locking structure is in a door unlocking state when the first door opening and closing part is opened.

Fig. 6 is a schematic structural view of a first opening/closing door of the article access device according to an embodiment of the disclosure.

Fig. 7 is an exploded view of a latch structure of an inter-door locking structure of an article access device according to an embodiment of the present disclosure.

Fig. 8 is a structural view illustrating a latch structure of the inter-door locking structure shown in fig. 7, in which a latch body is in a fully extended state.

Fig. 9 is a structural view illustrating a locking pin structure of the inter-door locking structure shown in fig. 7, in which a pin body is in a fully contracted state.

Fig. 10 is a structural view illustrating a reinforcing bar of the second opening/closing door and a locking hook of the inter-door locking structure in the article storage and retrieval device according to the embodiment shown in fig. 1.

Fig. 11 is a partial structural view of the article access device of the embodiment shown in fig. 1, where a latch hook is provided on a reinforcing bar of a second opening and closing door.

Fig. 12 is a partial cross-sectional view of the article access device of the embodiment shown in fig. 1 when the second door is in a later stage of the closing process, wherein the latch hook of the inter-door locking structure is not in contact with the pin body of the latch structure.

Fig. 13 is a schematic view, partially in section, of the article access device of the embodiment shown in fig. 1, after the second door is closed, wherein the latch hook of the inter-door locking structure has fully pressed the latch body of the latch structure into the first door.

Fig. 14 is a partial cross-sectional view of the article access device of the embodiment shown in fig. 1 in a closed state of the second opening door, in which the pin groove of the locking hook of the inter-door locking structure is engaged with the pin body of the locking pin structure, and the inter-door locking structure is in an inter-door locking state.

Fig. 15 is a partial structural view of the article access device of the embodiment shown in fig. 1 at the connection position of the first opening and closing door and the base frame.

Fig. 16 is a partially exploded view of the article access device of the embodiment shown in fig. 1 at the connection between the first opening/closing door and the base frame.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the disclosure, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present disclosure unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present disclosure, it should be understood that the terms "first", "second", etc. are used to define the components, and are used only for convenience of distinguishing the corresponding components, and if not otherwise stated, the terms have no special meaning, and thus, should not be construed as limiting the scope of the present disclosure.

In the description of the present disclosure, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are presented only for the convenience of describing and simplifying the disclosure, and in the absence of a contrary indication, these directional terms are not intended to indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the disclosure; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

As shown in fig. 1 to 16, an embodiment of the present disclosure provides an article storage and retrieval device. The article storing and taking device mainly comprises a base body frame 1, a first opening and closing door 2, a second opening and closing door 3 and an inter-door locking structure 6.

The first opening and closing door 2 is rotatably disposed on the base frame 1 to open or close the first opening and closing door 2. The second door 3 can be rotatably arranged on the base body frame 1 to open or close the second door 3, and the first door 2 is positioned between the second door 3 and the base body frame 1 when the first door 2 and the second door 3 are both closed.

The inter-door locking structure 6 has an inter-door locked state and an inter-door unlocked state. In the inter-door locking state, the inter-door locking structure 6 locks the relative position of the second opening and closing door 3 and the first opening and closing door 2; in the inter-door unlocked state, the inter-door lock structure 6 unlocks the relative position of the second opening/closing door 3 and the first opening/closing door 2. The inter-door locking structure 6 is in an inter-door locking state in a state where the first opening and closing door 2 and the second opening and closing door 3 are closed simultaneously; the inter-door locking structure 6 is switched from the inter-door locked state to the inter-door unlocked state in the process of simultaneously opening the first opening/closing door 2 and the second opening/closing door 3.

According to the article access device, due to the fact that the inter-door locking structure 6 is arranged, the first opening and closing door 2 and the second opening and closing door 3 are in a relative position locking state when the article access device is closed, and in the process that the first opening and closing door 2 and the second opening and closing door 3 are opened simultaneously, the inter-door locking structure 6 is switched to an inter-door unlocking state from the inter-door locking state, the operation on the inter-door locking structure 6 for opening the first opening and closing door 2 and the second opening and closing door 3 is not needed, only one door locking structure, such as an electromagnetic lock, is needed, the article access device can be locked in the article accommodating state and the article retracting state, the article access device can be opened only by unlocking the door locking structure, the two door locking structures do not need to be unlocked like the prior art, the operation process can be simplified, and the control difficulty is reduced.

In some embodiments, the inter-door locking structure 6 switches from the inter-door unlocked state to the inter-door locked state during sequential or simultaneous closing of the first and second opening/

closing doors

2 and 3. This setting makes and just can drive second shutter 2 through direct push-and-pull second shutter 3 and rotate and realize locking structure 6 and switch between locking state and the unlocking state between the door, can further simplify the operation, makes article access arrangement's use more convenient, and control is simple.

In some embodiments, the inter-door locking structure 6 includes a latch structure 61 and a catch 62. The locking pin structure 61 is provided on one of the first opening/closing door 2 and the second opening/closing door 3, and includes a pin body 612. The latch hook 62 is provided on the other of the first opening/closing door 2 and the second opening/closing door 3, and includes a pin groove 621, and in the door locking state, the pin body 612 is located in the pin groove 621, and in the door unlocking state, the pin body 612 is disengaged from the pin groove 621. The structure of the door locking structure 6 is simple and low in cost.

In some embodiments, the latch hook 62 is configured such that when the door on which the latch hook 62 is located rotates relative to the base frame 1, the latch hook 62 rotates relative to at least a portion of the door body of the door on which the latch hook is located. This arrangement facilitates smooth switching of the inter-door locking structure 6 between the inter-door locked state and the inter-door unlocked state.

In some embodiments, the latch hook 62 is disposed on the second opening/closing door 3, the second opening/closing door 3 and the base frame 1 form a parallel four-bar linkage structure, and the latch hook 62 is disposed on the parallel four-bar linkage structure. The latch hook 62 is arranged on the parallel four-bar linkage structure, and the latch hook 62 can be driven to move by the action of the second opening and closing door 3, so that the matching relation between the latch hook 62 and the pin body 612 of the latch pin structure 61 is changed, the locking state and the unlocking state between the doors are switched, and the special locking or unlocking operation is not required, so that the operation process is simplified.

In some embodiments, the second opening and closing door 3 includes a reinforcing rod 34, and both ends of the reinforcing rod 34 are respectively hinged to two opposite link structures of the parallel four-link structure. The provision of the reinforcing bar 34 can improve the degree of stability of the second opening/closing door 3 in the opened state; the covering of the article access device can be prevented from being exposed to the outside of the space defined by the second opening and closing door when being folded, so that the state switching of the article access device is facilitated; and also helps to reduce the possibility that the article access device or the articles therein are damaged by human beings.

In some embodiments, the second opening/closing door 3 includes a plurality of reinforcing rods 34 disposed in parallel on both sides of the base frame 1, and both ends of each reinforcing rod 34 are hinged to two opposite link structures of the parallel four-link structure on the side where the reinforcing rod is disposed. Providing a plurality of reinforcing bars 34 on both sides of the base frame 1, respectively, helps the reinforcing bars 34 to perform the above functions better.

For example, as shown in fig. 1 to 3, in some embodiments, the second opening and closing door includes a first door body 31, a second door body 32, a connecting rod 33, and a reinforcing rod 34. A first end of the first door 31 is hinged to the base frame 1. The first end of the second door 32 is hinged to the second end of the first door 31. A first end of the connecting rod 33 is hinged with the base frame 1 and a second end of the connecting rod 33 is hinged with a second end of the second door body 32. The base frame 1, the first door body 31, the second door body 32 and the connecting rod 33 form a parallel four-bar linkage structure, and two ends of each reinforcing rod 34 are respectively hinged to the first door body 31 and the connecting rod 33 on the side where the reinforcing rod is located.

In some embodiments, the latch hook 62 is disposed on the stiffener 34. The latch hook 62 is arranged on the reinforcing rod 34, so that the movement of the second opening and closing door 3 is facilitated to realize the switching between the locking state and the unlocking state of the locking structure 6 between the doors, the moving range of the latch hook 62 is facilitated to be reduced, and the interference of the latch hook 62 to other components is reduced.

In some embodiments, the latch hook 62 may be integrally formed with the stiffener 34 as a locking bar, thereby facilitating the machining of the latch hook 62 and eliminating the need for specially mounting the latch hook 62.

As shown in fig. 3, an inter-door locking structure 6 may be provided on each of both sides of the base frame 1 to securely lock the article storage device in the stowed state where the second opening/closing door 3 is closed. Of course, in some embodiments, not shown, the door locking structure 6 may be provided only on one side. Further, two or more door lock structures 6 may be provided on each of one side or both sides.

In some embodiments, the locking pin structure 61 includes a first elastic element 613 and a limiting element 614. The elastic force of the first elastic element 613 acts on the pin body 612, so that the pin body 612 is telescopically arranged on the opening and closing door under the action of an external force. The limiting member 614 is used for limiting the extension range of the pin body 612 relative to the opening and closing door where the pin body is located. The lock pin structure 61 of the door locking structure 6 adopts a spring pin assembly, and is matched with the pin groove 621 on the lock hook 62 to realize locking and unlocking, and the locking and unlocking can be reliably realized through a simple structure.

In some embodiments, the end of the pin body 612 that engages with the locking hook 61, which is close to the locking hook 61, includes a pressing surface that gradually moves away from the locking hook 61 from a position close to the middle to an end in the axial direction of the pin body 612 so that the locking hook 61 can force the pin body 612 to retract axially inward along itself from the side of the pin body 612. The provision of the push surfaces facilitates the reduction of special handling steps when switching the state of the inter-door locking structure 6. The pressing surface may be a flat surface, a curved surface, or a combination of a flat surface and a curved surface.

In some embodiments, the latch structure 61 includes a mounting seat 611, and the latch structure 61 is mounted to the door via the mounting seat 611. The installation seat 611 is arranged to facilitate the rapid assembly and stable connection of the locking pin structure 61 and the opening and closing door, and also facilitate the rapid replacement of the locking pin structure 61.

In some embodiments, the mount includes a receiving hole 6112A and a restraining slot 6112B. The first elastic member 613 and the pin body 612 are mounted in the receiving hole 6112A. The limit long hole 6112B is communicated with the receiving hole 6112A and extends in the axial direction of the pin body 612, and the limit member 614 is disposed on the pin body 612 and is in sliding fit with the limit long hole 6112B in the axial direction of the pin body 612.

In some embodiments, the article access device further comprises a damping structure for slowing the rotational speed of the first opening/closing door 2 when the first opening/closing door 2 rotates relative to the base frame 1. The damping structure can realize the damping effect thereof in a mechanical, hydraulic or electromagnetic mode and the like. The provision of the damping structure facilitates the switching of the inter-door locking structure 6 from the inter-door locking state to the inter-door unlocking state.

In some embodiments, the damping structure includes a second elastic member 7, and an elastic force of the second elastic member 7 acts on the first opening/closing door 2 to slow down a rotation speed of the first opening/closing door 2 when the first opening/closing door 2 rotates with respect to the base frame 1. In the embodiment shown in fig. 16, the second elastic member 7 comprises a butterfly spring, and in the embodiment not shown, the damping structure may also comprise a coil spring, a torsion spring, an elastic pad, or the like. The damping structure of the second opening and closing door 2 is simple and easy to implement through the second elastic piece 7, the cost is low, and the maintenance workload is small.

In some embodiments, the first opening/closing door 2 is hinged to the base frame 1 by a connecting pin 801, and the second elastic member 801 is fitted over the connecting pin 801 and applies an elastic force to the first opening/closing door 2 in the axial direction of the connecting pin 801.

In some embodiments, the article access device further comprises a door locking structure 5. The door lock structure 5 has a door lock state and a door unlock state. In the door locking state, the door locking structure 5 locks the relative position of the first opening/closing door 2 and the base frame 1 in the closed state. In the door unlock state, the door lock structure 5 unlocks the relative position of the first opening/closing door 2 and the base frame 1. The door lock structure 5 is used as a door lock of an article storage and retrieval apparatus, and can control opening and closing of the article storage and retrieval apparatus.

The door locking structure 5 may include, for example: a lock groove arranged on one of the base body frame 1 and the first opening and closing door 2 and a lock hook, a lock rod or a lock tongue arranged on the other and matched with the lock groove. Or the door locking structure 5 includes: and the lock catch, the lock hook or the lock rod are respectively arranged on the base body frame 1 and the first opening and closing door 2 and are matched with each other. In order to unlock the door locking structure 5 directly after the authentication of the user-provided authentication information by the identification means is successful, an electromagnetic lock may be used. Of course, the door locking structure 5 may also take the form of other door locks, such as a mechanical lock.

In some embodiments, the item access device is a courier box. The base frame 1 is configured to be fixed on a mounting surface, for example, which may be a vertical or inclined mounting surface including a vertical surface at 90 ° from a horizontal surface and a mounting surface having a predetermined range of angular deviation from the vertical surface. For example, the article storage and retrieval device may be secured in a location that facilitates access to and from articles by a particular user, the mounting surface may be located near a doorway, corridor or building doorway of a user for a home user, the mounting surface may be located near a doorway of a unit for a corporate user, and so forth. The distributor can deliver goods to the door at any time and can directly deliver the goods to the goods storing and taking device, and the user can take the goods conveniently.

The article storage and retrieval apparatus of the present disclosure will be described in detail below with reference to fig. 1 to 16.

As shown in fig. 1 to 3, an article storage and taking device according to an embodiment of the present disclosure mainly includes a base frame 1, a first opening and closing door, a second opening and closing door 3, a cover 4, a door locking structure 5, and an inter-door locking structure 6.

The first opening/closing door 2 is located between the base frame 1 and the second opening/closing door 3. The first opening and closing door 2 and the second opening and closing door 3 are coaxially hinged on the base body frame 1. Thus, the first opening and closing door 2 is rotatably provided on the base frame 1 to open or close the first opening and closing door 2; the second opening/closing door 3 is rotatably provided on the base frame 1 to open or close the second opening/closing door 3.

The second opening/closing door 3 is located on the front side of the base frame 1, and includes a first door body 31 and a second door body 32. The first end of the first door 31 is hinged to the lower end of the base frame 1, and the second end of the first door 31 is hinged to the first end of the second door 32.

The article storage and retrieval device has a stowed state and an article receiving state. The article storing and taking device is in a folding state when not required to be stored, occupies relatively small space and has regularity and aesthetic property; the article storing and taking device is in the state of accommodating articles when the articles are required to be stored, and has a larger accommodating space. After the utility model is used for delivering, the structure design of opening is convenient, easy to use, humanized and reasonable.

As shown in fig. 1, in the stowed state of the article storage device, both the first opening/closing door 2 and the second opening/closing door 3 are in the closed state. The second door body 32 of the second opening and closing door 3 is located above the first door body 31, and is buckled to the base frame 1 together with the first door body 31 to form a first accommodating space.

The cover 4 is connected between the first opening and closing door 2 and the second opening and closing door. The cover 4 is a deformable cover, for example a flexible canopy made of a flexible material. In the stowed position of the article access device, the cover 4 is folded to lie within the first receiving space.

As shown in fig. 2 and 3, in the article storage and retrieval device, in the article storage state, the second door 32 is located in front of the first door 31 and forms an included angle with the first door 31, the second end of the second door 32 is higher than the first door 31, and the base frame 1, the first door 31, the second door 32, the first opening and closing door 2, and the cover 4 can surround to form a second storage space. In some embodiments, in the article-accommodating state, the first door body 31 forms a right angle with the base frame 1, and the second door body 32 forms a right angle with the first door body 31. In the article storage and retrieval device's article-accommodating state, the second shutter 2 can be rotated between the first shutter 3 and the base frame 1 to switch between an open or closed state. When the second opening and closing door 2 is closed, the cover 4 is unfolded to close the second accommodating space, and when the second opening and closing door 2 is opened to be completely opened, at least part of the cover 4 is folded to open the second accommodating space.

According to the article access device of the embodiment of the disclosure, in the storage state of the article access device, the volume of the article access device is small, and in the article accommodating state of the article access device, the base frame 1, the first opening and closing door 2, the second opening and closing door 3 and the cover 4 can surround to form a second accommodating space for accommodating articles, so that the article access device can occupy less space when not needing to receive articles, and can have larger accommodating space when accommodating articles. When the article storing and taking device is the express box, delivery and door entry can be realized when the delivery time of a consumer and a distributor cannot be completely consistent.

The height ratio of the first opening/closing door 31 and the second opening/closing door 32 can be set differently according to actual needs, and may be, for example, 1: 1 or 2:1, etc. The setting of this proportion has decided the second accommodation space's that second folding door 3 formed when being in the open mode fore-and-aft dimension and upper and lower size, and the configuration is comparatively nimble, can be according to factors such as the size of access article, shape setting.

As shown in fig. 3, the article storage and retrieval device further includes a connecting rod 33. The two connecting rods 33 are respectively arranged at the left end and the right end of the front side of the base body frame 1. A first end of the connecting rod 33 is hinged with the base frame 1 and a second end of the connecting rod 33 is hinged with a second end of the second door body 32. The base frame, the connecting rod 33, the first door body 31 and the second door body 32 form a parallel four-bar linkage structure. The arrangement of the connecting rod 33 can stabilize the moving path of the article storage device when the state is switched, and can also improve the stability of the article storage device when the article storage device is in the state of accommodating articles.

As shown in fig. 3, the second opening/closing door 3 further includes a plurality of parallel reinforcing rods 34 respectively disposed at two sides of the base frame 1, and two ends of each reinforcing rod 34 are respectively hinged to the first door body 31 and the connecting rod 33 at the corresponding side.

In some embodiments, as shown in fig. 2, the cover 4 comprises a flexible canopy that may completely enclose the second receiving space in the article receiving state of the article access device. The flexible covering surface can be made of flexible materials such as cloth, plastics, rubber plates, composite flexible materials and the like, or can be made of a combination of two or more flexible materials.

As shown in fig. 2, the first opening/closing door 2 is connected to the cover 4. In the stowed state of the article storage device, the first shutter 2 and the cover 4 are both located in the first accommodation space. In the article-accommodating state of the article storage and retrieval device, the cover 4 is unfolded or folded by the first opening and closing door 2.

As shown in fig. 3 to 6, the first opening and closing door 2 is a U-shaped frame, two free ends of the first opening and closing door 2 are hinged to the base frame 1, a first end of the cover 4 is connected to the first opening and closing door 2, and a second end of the cover 4 is connected to the second opening and closing door 3. First door 2 that opens and shuts sets up to the U-shaped frame, simple structure, convenient operation, and do benefit to and place the higher article of height in second accommodation space.

As shown in fig. 2, 15 and 16, in order to fold the covering 4 more orderly, the article storage device further includes at least one support bar 9 connected to the covering 4, and the at least one support bar 9 is located between the first opening/closing door 2 and the second opening/closing door 3.

The support bar 9 is U-shaped. Wherein the two free ends of the supporting bar 9 can be articulated with the base frame 1.

In some embodiments, the article access device comprises a door locking structure 5, the door locking structure 5 being used to lock the relative position of the first opening/closing door 2 and the base frame 1.

The door lock structure 5 has a door lock state and a door unlock state. In the door locking state, the door locking structure 5 locks the relative position of the first opening/closing door 2 and the base frame 1 in the closed state. In the door unlock state, the door lock structure 5 unlocks the relative position of the first opening/closing door 2 and the base frame 1. The door locking structure 5 includes, for example, an electromagnetic lock for locking the relative positions of the first opening/closing door 2 and the base frame 1.

If the door locking structure 5 does not unlock the position locking of the first opening and closing door 2 and the base frame 1, the second opening and closing door 3 and the first opening and closing door 2 are opened together, and the pin body 612 and the pin groove 621 are unlocked in the opening process of the second opening and closing door 3 and the first opening and closing door 2, because the relative position of the second opening and closing door 3 and the first opening and closing door 2 is locked by the inter-door locking structure 6, the second opening and closing door 3 cannot be separated from the first opening and closing door 2 to be opened independently. That is, the article access device cannot be opened by pulling the second opening and closing door 3 alone when the first opening and closing door 2 and the second opening and closing door 3 are both closed and the door locking structure 5 is in the door locking state.

As shown in fig. 3, the base frame 1 includes two side plates, a bottom plate, and a top plate respectively located at the left and right sides, and in the retracted state of the article storage device, the two side plates, the bottom plate, the top plate, and the second opening/closing door 3 enclose a first closed accommodating space. The first end of the first door body 31 of the second opening and closing door 3 is hinged to the front end of the bottom plate. The matrix frame 1 can also comprise a back support frame, and a fixed mounting structure for fixedly mounting the matrix frame 1 is arranged on the back support frame.

As shown in fig. 4 and 5, the door locking structure 5 is an electromagnetic lock, and includes a retractable locking piece installed at the lower end of the top plate of the base frame 1, when the first opening/closing door 2 is closed, the locking piece extends out to block the front side of the top of the first opening/closing door 2, and the door locking structure 5 is in a door locking state of locking the first opening/closing door 2 in a closed state. When the locking piece retracts into the top plate, the first opening and closing door 2 can be freely opened and closed. The setting and operation of this door locking structure 5 are comparatively simple.

The article access device may further include an information input device provided to the base frame 1 or the second opening/closing door 3. The information input device includes, for example, a touch panel and a camera. The information input device may further include a fingerprint recognition device, a face recognition device, a keyboard input device, and the like. The information input device can be matched with the door locking structure 5, and can be unlocked after identifying and confirming the received consumer information, so that the information can be prevented from being taken away by other personnel.

In some embodiments, the item access device may include an information bearing device, which may be, for example, a two-dimensional code, a bar code, or the like. When an operator wants to unlock the door locking structure 5, the code can be scanned by using a mobile phone, the information of the information bearing device is identified by the mobile phone and then sent to the server, and the door locking structure 5 is remotely controlled by the server to unlock. The information carrying device can save power compared with the electronic elements such as a touch screen.

In addition, the article access device may further include an energy supply device, which may be disposed on the base frame 1. The energy supply means may comprise a battery, a solar panel and/or a miniature transformer or the like. The energy supply device is used for supplying power to electronic elements such as the information input device or the door locking structure 5. The energy supply device may comprise a solar panel. The solar cell panel stores electric energy when light irradiates, and then provides a power supply for the terminal.

Under the condition of setting up the touch-sensitive screen, for practicing thrift the electric energy, the touch-sensitive screen can set up to be in standby state when article access arrangement does not use, and only when using through triggering the starting mechanism who sets up in advance, the screen just can light.

In order to facilitate the switching of the parallel four-bar linkage structure between the closed state and the fully opened state, the second opening/closing door 3 may further include a handle member.

When the second opening and closing door 3 is switched from the closed state to the fully opened state, the second opening and closing door 3 is pulled forward, the second opening and closing door 3 rotates forward with the connection position of the second opening and closing door 3 and the bottom plate as an axis, and the second opening and closing door 3 is limited by the left and right connecting rods 33, rotates with the connection position of the first door body 31 and the second door body 32 as an axis and changes positions, so that the fully opened state shown in fig. 2 and 3 is presented.

The inter-door locking structure 6 according to some embodiments of the present disclosure will be described in detail with reference to fig. 3, 6 to 14.

As shown in fig. 3, the left and right sides of the base frame 1 may be respectively provided with an inter-door locking structure 6 to ensure that the first opening/closing door 2 and the second opening/closing door 3 are locked more reliably and firmly, and when external force is applied to unlock the door, the left and right sides of the first opening/closing door 2 are stressed more evenly, so as to prevent the occurrence of lateral deviation phenomenon from affecting the matching accuracy and the service life of each component.

As shown in fig. 2, 3, 12 to 14, each of the inter-door locking structures 6 includes a lock pin structure 61 and a lock hook 62. The latch structure 61 is disposed on the first opening/closing door 2. The latch hook 62 is disposed on the second opening/closing door 3.

As shown in fig. 7 to 9, in some embodiments, the locking pin structure 61 includes a mounting seat 611, a pin body 612, a first elastic member 613, and a limiting member 614.

The mounting seat 611 includes a fixing seat 6111 and a pin seat 6112 fixed to the fixing seat 6111. The fixing seat 6111 is provided with two mounting holes.

The pin boss 6112 is provided with a receiving hole 6112A and a limit long hole 6112B. The first elastic member 613 and the pin body 612 are mounted in the receiving hole 6112A. The limit long hole 6112B is communicated with the receiving hole 6112A and extends in the axial direction of the pin body 612, and the limit member 614 is disposed on the pin body 612 and is in sliding fit with the limit long hole 6112B in the axial direction of the pin body 612.

The elastic force of the first elastic element 613 acts on the pin body 612, so that the pin body 612 is telescopically arranged on the opening and closing door under the action of an external force. The first elastic member 613 is, for example, a coil spring.

The limiting member 614 is used for limiting the extension range of the pin body 612 relative to the opening and closing door where the pin body is located. The limiting member 614 is, for example, a cylindrical pin.

In some embodiments, the pin socket 6112 includes a cylinder and wing portions at both sides of the cylinder, and one end of the cylinder is fixed on the fixing socket 6111. The accommodation hole 6112A is a hollow portion of the cylindrical portion. The limit long hole 6112B is opened on the side wall of the cylinder where the wing part and the wing part are located at the same time. This arrangement facilitates the locking pin structure 61 to have a higher strength, which facilitates to effectively prevent the pin body 612 from coming off the pin socket 6112.

The first opening and closing door 2 is provided with a through hole. When the locking pin structure 61 is installed on the first opening/closing door 2, the pin socket 6112 is inserted into the corresponding through hole on the first opening/closing door 2, so that the pin body 612 protrudes from the surface of the first opening/closing door 2 in the extended state, and when the pin body 612 retracts, the pin body 612 retracts into the surface of the first opening/closing door 2.

In addition, one side of one end, close to the locking hook 61, of the pin body 612, which is matched with the locking hook 61, is provided with an inclined surface 6121 serving as a pushing surface, and the inclined surface 6121 gradually gets away from the locking hook 61 from the middle to the end so that the locking hook 61 can force the pin body 612 to retract inwards along the self axial direction from the side surface of the pin body 612.

The latch hook 62 is disposed on the second opening/closing door 3. In some embodiments, the latch hook 62 is configured such that when the second opening/closing door 3 on which the latch hook 62 is located rotates relative to the base frame 1, the latch hook 62 rotates relative to the plate body of the second opening/closing door 3 on which the latch hook 62 is located. For example, the second opening/closing door 3 and the base frame 1 form a parallel four-bar linkage structure, and the latch hook 62 is disposed on the parallel four-bar linkage structure. As shown in fig. 10 to 14, the second opening/closing door 3 includes a reinforcing bar 34, and the latch hook 62 is provided on the reinforcing bar 34.

In the inter-door locking structure 6 of the present embodiment, in the inter-door locking state, the pin body 612 is located in the pin groove 621 to lock the relative position of the second opening/closing door 3 and the first opening/closing door 2. In the inter-door unlocked state, the pin body 612 is disengaged from the pin groove 621 to unlock the relative position of the second opening/closing door 3 and the first opening/closing door 2. And the inter-door locking structure 6 is in an inter-door locking state in a state where the first opening and closing door 2 and the second opening and closing door 3 are closed at the same time; the door locking state is switched to the door unlocking state in the process that the first opening and closing door 2 and the second opening and closing door 3 are opened simultaneously; the inter-door locking structure 6 is switched from the inter-door unlocked state to the inter-door locked state in the process that the first opening and closing door 2 and the second opening and closing door 3 are closed successively or simultaneously.

As is apparent from the above description, the door locking structure 5 is used to lock the first opening/closing door 2 and the base frame 1, the door locking structure 6 is used to lock the first opening/closing door 2 and the second opening/closing door 3, and the lock pin structure 61 of the door locking structure 6 is provided as a spring pin assembly. Referring to fig. 10, the latch hook 62 of the inter-door locking structure 6 is integrally formed with the reinforcing bar 34 where it is located to form a locking lever, the latch hook 62 is located at the end where the reinforcing bar 34 where it is located is connected with the connecting rod 33, and has a pin slot 621, wherein the spring pin assembly is fixedly mounted in the mounting hole of the first opening and closing door 2 through the fixing seat 6111 of the mounting seat 611 thereof. The end of the pin body 612 has an inclined surface 6121 as a pushing surface, and the inclined surface 6121 faces the latch hook 62, so that the latch hook 62 presses the pin body 612 along the inclined surface 6121 when moving to the pin body 612, so that the pin body 612 retracts into the surface of the first opening/closing door 2. A stop 614 is disposed at each of diametrically opposite sides of the middle portion of the pin body 612. A coil spring as the first elastic member 613 surrounds the outer circumference of the pin body 612. The mounting seat 611 includes a pin seat 6112, and the pin seat 6112 has the pin seat 6112 accommodating the pin body 612 and the first elastic member 613. A limit slot 6111B for the limiting member to move linearly is formed in the side wall of the pin boss 6112. The first elastic element 613 is located between the limiting element 614 and the fixing base 6111. The pin body 612 can retract or extend in the extending direction of the limit long hole 6111B when being subjected to an external force or losing the external force. The locking lever is structured as shown in fig. 10, and the main body part of the locking lever is a reinforcing rod 34 disposed on the parallel four-bar linkage structure of the second opening/closing door 3, and a locking hook 62 is disposed at the upper end of the locking lever, and the locking hook 62 is used for hooking the pin body 612 to achieve position locking of the first opening/closing door 2 and the second opening/closing door 3.

As shown in fig. 3, in the second opening/closing door 3, a plurality of reinforcing rods 34 parallel to each other are provided between the connecting rod 33 and the first door body 31, the number of the reinforcing rods 34 is not particularly limited, for example, 2 or 3, and the connecting relationship between the plurality of reinforcing rods 34 and the connecting rod 34 and the first door body 31 to which the plurality of reinforcing rods 34 are hinged also adopts the quadrilateral principle.

The reinforcing bar 34 can more smoothly and firmly realize the opening and closing of the second opening/closing door 3 and facilitate the stabilization in the fully opened state. On the other hand, when taking out an article, the first opening/closing door 2 needs to be opened to the second opening/closing door 3, at this time, the covering 4 is folded along with the movement of the first opening/closing door 2, because most of the covering 4 is made of soft material, the shape is not fixed, under the condition that the reinforcing rod 34 is not provided, the side portion of the covering 4 easily exceeds the space formed by the door body of the second opening/closing door 3 and the connecting rod 33, when the second opening/closing door 3 is fastened to the base body frame 1 after taking out the article, the covering 4 needs to be regulated, otherwise, a part of the covering 4 is clamped, after the reinforcing rod 34 is provided, the reinforcing rod 34 can play a role of blocking and returning the covering 4, when the first opening/closing door 2 rotates towards the second opening/closing door 3, the side portion of the covering 4 is blocked by the reinforcing rod 34 and returned to the second accommodating space, so that a user can directly close the first opening/closing door 2 and the second opening/closing door 3 and lock the article accommodating device after taking out the article, and the cover 4 does not need to be regulated manually, so that the use convenience of a user is improved. Furthermore, the reinforcing bar 34 may serve a barrier-like protective function when the article storage and retrieval device is in the article receiving state. If the distance between the adjacent reinforcing bars 34 and the distance between the reinforcing bar 34 and the adjacent door body or the base frame 1 are set to be small, the cover can also prevent others from intentionally extending into the bottom of the cover 4 from the bottom side of the article storage device, which is beneficial to preventing the bottom of the cover 4 or articles therein from being damaged manually.

The article storing and taking device of the disclosed embodiment realizes the locking of the first opening and closing door 2, the second opening and closing door 3 and the base frame 1 through the electromagnetic lock as the door locking structure 5 and the mechanical structure of the door locking structure 6, when the second opening and closing door 3 on the outer layer of the article storing and taking device is in a closed state, the second opening and closing door 3 is buckled on the base body frame 1, the first opening and closing door 2 is positioned in a first accommodating space enclosed by the second opening and closing door 3 and the base body frame 1, because the door locking structure 6 is arranged, the second opening and closing door 3 can not be opened independently, therefore, the first opening and closing door 2 and the second opening and closing door 3 can share the door locking structure 5 to lock the article access device, thus, the article storage and retrieval device can be locked by one door locking structure 5 in either the article accommodating state where the first opening and closing door 2 is closed alone or the storage state where the first opening and closing door 2 and the second opening and closing door 3 are closed simultaneously.

As shown in fig. 15 and 16, the article storage and retrieval device further includes a damping structure including a second elastic member 7, and an elastic force of the second elastic member 7 acts on the first opening and closing door 2 to slow down a rotation speed of the first opening and closing door 2 when the first opening and closing door 2 rotates with respect to the base frame 1.

In fig. 15 and 16, the connecting rods 33 and the supporting rods 9 of the first opening/closing door 2 and the second opening/closing door are hinged to the rear end of the inner side wall of the base frame 1 by the same connecting pin 801. The end of the connecting rod 33, the butterfly spring as the second elastic element 7, the end of the first opening/closing door 2, the end of the supporting rod 9, and the gasket 802 are sequentially sleeved on the connecting pin shaft 801 from the side close to the side of the side wall of the base frame 1 to the side far from the side wall, and then the connecting rod 33, the butterfly spring, the end of the first opening/closing door 2, the end of the supporting rod 9, and the gasket 802 are connected to the end of the connecting pin shaft 801 by screws 803, so that the hinged connection of each component and the base frame 1 is realized, and the motion damping between the first opening/closing door 2 and the second opening/closing door 3 is realized.

Adopt the damping structure can increase the first door 2 that opens and shuts for base member frame 1 and other parts relative motion in-process frictional resistance that are connected, when outwards pulling second door 3 that opens and shuts, because of first door 2 that opens and shuts has the damping, do benefit to automatic realization and second door 2 and base member frame 1 break away from, the locking structure 6 unblock by oneself between the door of being convenient for.

In order to make the second sliding door 3 in the fully opened position more stable, an inter-panel locking structure may be further provided for the position when the second sliding door 3 is in the fully opened position, and the inter-panel locking structure may be any type of locking structure, such as a latch, a clasp, and the like. A plate body limiting structure for limiting the opening degree of the first door body 31, for example, a limiting protrusion provided at the lower portion of the base frame 1, may be further provided. Of course, the inter-panel locking structure and the panel body limiting structure are not necessary, and the position stabilization and the limiting of the second opening and closing door 3 at the time of full opening can be realized by the position cooperation between the connected components.

The process of the article collecting device after switching from the storage state to the article accommodating state and placing the article is as follows:

the door locking structure 5 is brought into the door unlocked state. The article access device may include an identification means for placing the door locking structure 5 in the door unlocked state after the user-provided authentication information is successfully verified.

The second opening and closing door 3 is pulled outward. When the second opening and closing door 3 is pulled, the first opening and closing door 2 moves outward together with the second opening and closing door 3 due to the locking action of the door locking structure 6. Along with the deformation of the parallel four-bar linkage structure of the second opening/closing door 3, the position of the locking hook 62 on the locking lever and the position of the pin body 612 change, the pin body 612 moves in the pin groove 6121 toward the opening of the locking hook 62, meanwhile, the first opening/closing door 2 generates a friction force opposite to the force application direction due to the damping structure, the pin body 612 on the first opening/closing door 2 is separated from the locking hook 62, and the switching of the inter-door locking structure 6 from the inter-door locking state to the inter-door unlocking state in the opening process of the first opening/closing door 2 and the second opening/closing door 3 is realized.

When the second opening and closing door 3 is completely opened, articles are put into a second accommodating space defined by the base body frame 1, the first opening and closing door 2, the second opening and closing door 3 and the like, then the first opening and closing door 2 can be closed, meanwhile, the covering 4 is driven to be unfolded to seal the second accommodating space, and the first opening and closing door 2 and the base body frame 1 are locked through the door locking structure 5.

The process of switching the article receiving device from the article accommodating state to the expanded state after the article is taken out from the article storing and taking device is as follows:

the door locking structure 5 is switched to a door unlocking state, the first opening and closing door 2 is rotated downwards, and the plurality of reinforcing rods 34 arranged on the parallel four-bar linkage structure of the second opening and closing door 3 can separate and block the covering 4 which is gradually folded, so that the covering 4 is prevented from protruding from two side faces.

After the article is taken out, the second opening and closing door 3 is pushed towards the base frame 1, during the pushing process, the outer edge of the locking hook 62 on the locking lever presses the inclined surface 6121 of the pin body 612 towards the locking hook 62, the pin body 612 retracts into the pin seat 6112 under the pressing of the locking hook 62, when the locking hook 62 continues to move completely over the pin body 612, the pin body 612 extends out under the elastic force of the first elastic piece 613 and is clamped in the pin groove 6121 of the locking hook 62, and at this time, the inter-door locking structure 6 is in the inter-door locking state, and the relative positions of the first opening and closing door 2 and the second opening and closing door 3 are locked. When the second opening and closing door 3 is completely buckled on the base body frame 1 and is in a closed state, the first opening and closing door 2 is also in a closed state under the pushing of the second opening and closing door 3, and at the moment, the door locking structure 5 is switched to the door locking state to lock the first opening and closing door 2 on the base body frame 1, so that the closing and the locking of the article collecting device are completed.

According to the inter-door locking structure 6 arranged in the article storing and taking device, a user and the like can open or retract the first opening and closing door 2 and the second opening and closing door 3 simultaneously through one-time operation, so that the operation flow is simplified, and the use is convenient. After the article collecting device is closed and locked, because the locking structure 6 between the doors is in the locking state between the doors, as long as the door locking structure 5 is in the locking state of the doors, even if the second opening and closing door 3 is pulled outwards, the second opening and closing door 3 can not be separated from the first opening and closing door 2, so the article storing and taking device can not be opened at will, and is beneficial to preventing improper use conditions such as manual misoperation.

Finally, it should be noted that: the above examples are intended only to illustrate the technical solutions of the present disclosure and not to limit them; although the present disclosure has been described in detail with reference to preferred embodiments, those of ordinary skill in the art will understand that: modifications to the embodiments of the disclosure or equivalent replacements of parts of the technical features may be made, which are all covered by the technical solution claimed by the disclosure.

Claims

1. An article storage and retrieval device, comprising:

a base frame (1);

a first opening/closing door (2) rotatably provided on the base frame (1) to open or close the first opening/closing door (2);

the second opening and closing door (3) is rotatably arranged on the base body frame (1) to open or close the second opening and closing door (3), and when the first opening and closing door (2) and the second opening and closing door (3) are both closed, the first opening and closing door (2) is positioned between the second opening and closing door (3) and the base body frame (1); and

an inter-door locking structure (6), wherein the inter-door locking structure (6) has an inter-door locking state for locking the relative position of the second opening/closing door (3) and the first opening/closing door (2) and an inter-door unlocking state for unlocking the relative position of the second opening/closing door (3) and the first opening/closing door (2), the inter-door locking structure (6) is in the inter-door locking state in a state where the first opening/closing door (2) and the second opening/closing door (3) are simultaneously closed, and the inter-door locking structure (6) is switched from the inter-door locking state to the inter-door unlocking state in a process where the first opening/closing door (2) and the second opening/closing door (3) are simultaneously opened.

2. The article accessing device according to claim 1, wherein the locking structure switches the inter-door locking structure (6) from the inter-door unlocked state to the inter-door locked state during sequential or simultaneous closing of the first door (2) and the second door (3).

3. The article accessing device according to claim 1, wherein the inter-door locking structure (6) comprises:

a latch structure (61) provided on one of the first opening/closing door (2) and the second opening/closing door (3), including a latch body (612); and

the lock hook (62) is arranged on the other one of the first opening door (2) and the second opening door (3) and comprises a pin groove (621), in the inter-door locking state, the pin body (612) is positioned in the pin groove (621), and in the inter-door unlocking state, the pin body (612) is disengaged from the pin groove (621).

4. The article storage and retrieval device of claim 3, wherein the latch hook (62) is configured such that when the door in which it is located is rotated relative to the base frame (1), the latch hook (62) is rotated relative to at least a portion of the door body of the door in which it is located.

5. The article storage and retrieval device according to claim 3, wherein the latch hook (62) is disposed on the second opening/closing door (3), the second opening/closing door (3) and the base frame (1) form a parallel four-bar linkage structure, and the latch hook (62) is disposed on the parallel four-bar linkage structure.

6. The article storage and retrieval device according to claim 5, wherein the second door (3) includes a reinforcement bar (34), both ends of the reinforcement bar (34) are respectively hinged to two opposite link structures of the parallel four-link structure, and the latch hook (62) is disposed on the reinforcement bar (34).

7. The item accessing device according to claim 6, wherein the second opening and closing door (3) comprises:

the first end of the first door body (31) is hinged with the base body frame (1);

the first end of the second door body (32) is hinged with the second end of the first door body (31);

the first end of connecting rod (33) with base frame (1) is articulated, the second end of connecting rod (33) with the second end of the second door body (32) is articulated, base frame (1) the first door body (31) the second door body (32) with connecting rod (33) form parallel four-bar linkage structure, the both ends of stiffener (34) articulate respectively in the first door body (31) with on connecting rod (33).

8. The article accessing device according to claim 3, wherein the latch structure (61) comprises:

the elastic force of the first elastic piece (613) acts on the pin body (612), so that the pin body (612) is telescopically arranged on the opening and closing door where the pin body is positioned under the action of external force;

and the limiting piece (614) is used for limiting the expansion range of the pin body (612) relative to the opening and closing door in which the pin body is positioned.

9. The article accessing device according to claim 8, wherein the end of the pin body (612) engaged with the locking hook (61) near the locking hook (61) comprises a pushing surface, and the pushing surface gradually moves away from the locking hook (61) from a position near the middle to an end along the axial direction of the pin body (612) so that the locking hook (61) can force the pin body (612) to retract inward along the axial direction from the side of the pin body (612).

10. The article accessing apparatus according to claim 8, wherein the latch structure (61) comprises a mounting seat (611), the latch structure (61) is mounted to the opening/closing door via the mounting seat (611), and the mounting seat comprises:

a receiving hole (6112A), wherein the first elastic piece (613) and the pin body (612) are installed in the receiving hole (6112A); and

the limiting long hole (6112B) is communicated with the accommodating hole (6112A) and extends along the axial direction of the pin body (612), and the limiting piece (614) is arranged on the pin body (612) and is in sliding fit with the limiting long hole (6112B) along the axial direction of the pin body (612).

11. The article access device according to any one of claims 1 to 10, further comprising a damping structure for slowing the rotational speed of the first door (2) when the first door (2) rotates relative to the base frame (1).

12. The article accessing device according to claim 11, wherein the damping structure comprises a second elastic member (7), and an elastic force of the second elastic member (7) acts on the first opening/closing door (2) to slow down a rotational speed of the first opening/closing door (2) when the first opening/closing door (2) rotates with respect to the base frame (1).

13. The article accessing apparatus according to claim 12, wherein the first opening/closing door (2) and the second opening/closing door (3) are hingedly connected to the base frame (1) by a connecting pin (801), and the second elastic member (801) is fitted over the connecting pin (801) and applies an elastic force to the first opening/closing door (2) in an axial direction of the connecting pin (801).

14. The article accessing device according to any one of claims 1 to 10, further comprising a door locking structure (5), wherein the door locking structure (5) has a door locking state of locking the relative position of the first opening/closing door (2) and the base frame (1) and a door unlocking state of releasing the relative position locking of the first opening/closing door (2) and the base frame (1).

15. The article storage and retrieval device according to any one of claims 1 to 10, wherein the second opening and closing door (3) forms a parallel four-bar linkage with the base frame (1), the second opening and closing door (3) includes a plurality of reinforcing bars (34) disposed on both sides of the base frame (1) in parallel with each other, and both ends of each reinforcing bar (34) are respectively hinged to two opposite bar linkages of the parallel four-bar linkage on the side thereof.

16. The article accessing device of claim 15, wherein the second door comprises:

the first end of the connecting rod (33) is hinged to the base body frame (1), the second end of the connecting rod (33) is hinged to the second end of the second door body (32), the base body frame (1), the first door body (31), the second door body (32) and the connecting rod (33) form a parallel four-bar linkage structure, and two ends of each reinforcing rod (34) are hinged to the first door body (31) and the connecting rod (33) on the side where the reinforcing rod is located respectively.