Lifting storage device and storage cabinet

By designing the positional relationship of the adjustable swing arm assembly in the lift storage device and maintaining the storage state using the weight of the storage frame, the problems of complex structure and out-of-synchronization of the existing device are solved, and higher synchronization and simpler structural design are achieved, which improves user experience and reduces costs.

CN119655571APending Publication Date: 2025-03-21GUANGDONG NUOMI HOME INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202510096140.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2025-03-21

AI Technical Summary

Technical Problem

The existing lifting and storage devices have complex structures and difficult maintenance when stored at high positions, and the double swing arms are not synchronized, which can easily lead to wear of parts and tilt of the device, affecting the user experience.

Method used

A lifting storage device is designed, which includes a storage frame and a driving mechanism, and the driving mechanism is composed of a pair of swing arm components, which includes a telescopic drive and swing arm. By adjusting the relative position between the first hinge point and the second hinge point, the movement of the swing arm component is ensured to be synchronized. When the storage frame is in a storage state, the third hinge point is located in front of the fourth hinge point, and the storage state is maintained using the weight of the storage frame, simplifying the structure and reducing costs.

Benefits of technology

By adjusting the positional relationship of the swing arm assembly, the action synchronization is improved, the risk of component wear and device tilt is reduced, the structural design is simplified, the maintenance and application costs are reduced, and the user experience is improved.

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Abstract

The invention relates to the technical field of storage devices, and provides a lifting storage device and a locker, the lifting storage device comprises a storage frame and a driving mechanism, the driving mechanism comprises swing arm assemblies arranged in pairs, and each swing arm assembly comprises a telescopic driver and a swing arm; one end of the telescopic driver is provided with a first hinge point, the other end of the telescopic driver is connected with the swing arm to form a second hinge point, one end of the swing arm is provided with a third hinge point, and the other end of the swing arm is connected with the storage frame to form a fourth hinge point; the relative position between the first hinge point and the second hinge point can be adjusted. According to the scheme, the position state of the telescopic driver can be adjusted according to the actual application condition, so that the actions of the telescopic drivers on the two swing arm assemblies can be more synchronous, and the use experience of a user is improved conveniently.
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Description

Technical Field

[0001] The present application relates to the technical field of storage devices, and in particular to a lifting storage device and a storage cabinet. Background Art

[0002] At present, in order to facilitate the storage, retrieval and placement of items and improve the utilization rate of high-position space, some lifting storage devices have been proposed on the market. The swing of the swing arm is controlled by a motor, so as to facilitate the high-position storage and retrieval and placement operations of items. However, when the items are stored at a high position, auxiliary components are often required in the storage device to maintain the stability of the state of the items when stored at a high position, which makes the internal structure of the storage device complicated, maintenance difficult and the application cost high. Moreover, the double swing arm will have the problem of asynchronous movement during the swinging process, which can easily lead to problems such as contact wear and deformation of components, tilting of the storage device, and abnormal swinging noise, affecting the user experience. Summary of the invention

[0003] In order to overcome at least one disadvantage of the above-mentioned prior art, the purpose of the present application is to provide a lifting storage device and a storage cabinet.

[0004] The technical means adopted by this application to solve the above technical problems are:

[0005] The present application provides a lifting storage device, comprising:

[0006] Storage box, used for storing items;

[0007] The driving mechanism comprises a swing arm assembly arranged in pairs, wherein the swing arm assembly comprises a telescopic driver and a swing arm, wherein one end of the telescopic driver has a first hinge point, and the other end is connected to the swing arm to form a second hinge point, and one end of the swing arm has a third hinge point, and the other end is connected to the storage frame to form a fourth hinge point;

[0008] Wherein, the relative position between the first hinge point and the second hinge point is adjustable.

[0009] In the present application, by setting the relative position relationship between the first hinge point and the second hinge point to be adjustable, the position state of the telescopic drive can be adjusted according to the actual application situation, so that the actions of the telescopic drives on the two swing arm assemblies can be more synchronized, thereby improving the user experience.

[0010] In some embodiments, the storage frame forms a storage state and a retrieval state as the swing arm swings, and the height of the storage frame in the storage state is higher than that in the retrieval state;

[0011] The driving mechanism includes a limiting column. When the storage frame is in a storage state, the swing arm moves to contact the limiting column, and along the horizontal direction, the third hinge point is located in front of the fourth hinge point.

[0012] In the solution of the present application, when the storage frame is in the storage state, by arranging the third hinge point in front of the fourth hinge point, the swing arm is in a backward tilted state at this time, so that the weight of the storage frame can be fully utilized to maintain the storage state of the storage frame. The design is ingenious, and the overall structure of the device can be simpler, which is convenient for reducing application costs.

[0013] In some embodiments, the swing arm includes a first arm and a second arm arranged in parallel with each other, the third hinge point and the fourth hinge point are respectively arranged at two ends of the first arm, one end of the second arm has a fifth hinge point, and the other end is connected to the storage frame to form a sixth hinge point;

[0014] The movable end of the telescopic actuator is connected to the first arm and forms the second hinge point.

[0015] In the solution of the present application, by providing the first arm and the second arm, the storage frame can be switched more smoothly during the state switching between the storage state and the retrieval state.

[0016] In some embodiments, a thickened connecting piece is disposed on the first arm and / or the second arm, and the thickened connecting piece is disposed at an end close to the third hinge point or the fifth hinge point.

[0017] In the solution of the present application, by providing the thickened connecting piece, the structure of the first arm and / or the second arm can be strengthened to meet more functional realizations.

[0018] In some embodiments, the swing arm assembly further includes a drive box, the telescopic driver is disposed in the drive box, one end of the swing arm is disposed in the drive box, and the other end is extended and connected to the storage frame;

[0019] A drop-to-position switch is arranged in the driving box, and the swing arm can swing to contact the drop-to-position switch, and the drop-to-position switch is electrically connected to the telescopic driver.

[0020] In the present application, the drive box can be used to install and fix the telescopic drive and the swing arm; and the lowering position switch can be used to limit or detect the lowering limit position of the swing arm.

[0021] In some embodiments, the driving box is provided with a detection probe for detecting obstacles in front of the driving box.

[0022] In the present application, the detection probe is provided to prevent the lifting storage device from swinging when there is an obstacle in front, avoid damage caused by accidental touch, and improve application safety.

[0023] In some embodiments, a rotating shaft is provided at the first hinge point, a positioning column is provided at one end of the rotating shaft, the positioning column is rotatably connected to the driving box, and the axes of the rotating shaft and the positioning column are arranged parallel to each other;

[0024] A rotation adjustment plate is disposed at the other end of the rotation shaft, and an adjustment bolt is disposed on the rotation adjustment plate. The adjustment bolt is connected to the drive box, and the installation position of the adjustment bolt on the drive box is adjustable.

[0025] In the present application, by setting the axes of the rotating shaft and the positioning column to be parallel to each other, an eccentric shaft structure can be formed between the rotating shaft and the positioning column. At this time, the connection with the drive box can be achieved through the positioning column, and the current position of the first hinge point can be adjusted by rotating the rotating shaft.

[0026] In some embodiments, the drive box is provided with an arc groove, and the adjusting bolt is arranged in the arc groove;

[0027] Alternatively, a plurality of adjustment mounting holes are provided in the drive box, and the adjustment bolts are provided in the adjustment mounting holes.

[0028] In the solution of the present application, an arc groove or an adjustment mounting hole is provided on the drive box to cooperate with the adjustment bolt, so that the rotating shaft can be driven to rotate by changing the current installation position of the adjustment bolt.

[0029] In some embodiments, the storage frame includes a frame body and at least one layer plate disposed on the frame body, and a storage cavity is formed between the layer plate and the frame body.

[0030] In the solution of the present application, by providing the layer plate, at least one storage cavity can be formed on the storage frame, thereby facilitating the storage of articles.

[0031] In some embodiments, at least one clothes hanging rod is disposed at the bottom of the storage frame.

[0032] In the present application, by providing the clothes hanging rod, the storage method of the items in the storage frame can be more diverse to meet various application requirements of users.

[0033] The present application provides a storage cabinet in which the lifting storage device as described above is arranged.

[0034] In the present application, by arranging the lifting storage device in the locker, it is possible to improve the space utilization rate at the high position in the locker, and make the operation of taking and placing stored items simpler and more convenient, thereby improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments of the present application will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0036] Figure 1 This is a schematic diagram of an application of a storage cabinet according to one example of this application.

[0037] Figure 2 This is a schematic diagram of an application of a storage cabinet in another example of the present application.

[0038] Figure 3 This is a schematic structural diagram of a lifting storage device according to one example of the present application.

[0039] Figure 4 This is a schematic diagram of the internal structure of a drive box according to an example of the present application.

[0040] Figure 5 This is a schematic structural diagram of an example lower arc groove of the present application.

[0041] Figure 6 This is a schematic structural diagram of a rotating shaft according to an example of the present application.

[0042] Figure 7 This is a schematic structural diagram of a rotating shaft in another example of the present application.

[0043] Marking Description:

[0044] 1- storage frame, 11- frame body, 12- shelf board, 13- clothes hanging rod;

[0045] 2-swing arm assembly, 21-telescopic drive, 211-first hinge point, 212-second hinge point, 22-first arm rod, 221-third hinge point, 222-fourth hinge point, 223-first thickening member, 23-second arm rod, 231-fifth hinge point, 232-sixth hinge point, 233-second thickening member, 24-limiting column, 25-drive box, 251-preset opening, 252-arc groove, 26-lowering position switch, 27-detection probe;

[0046] 3-rotating shaft, 31-positioning column, 32-rotating adjustment plate, 33-adjusting bolt;

[0047] 4- Lockers. DETAILED DESCRIPTION

[0048] In order to more clearly understand the above-mentioned objects, features and advantages of the present application, the present application is described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the absence of conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. In the following description, many specific details are set forth in order to fully understand the present application, and the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.

[0049] It should be noted that, unless otherwise defined, all technical and scientific terms used herein have the same meaning as those generally understood by those skilled in the art to which the present application belongs. The terms used herein in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. Similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. At the same time, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0050] like Figures 1 to 7 As shown, this embodiment provides a lifting storage device, including:

[0051] Storage frame 1, used for storing items;

[0052] The driving mechanism includes a swing arm assembly 2 arranged in pairs, wherein the swing arm assembly 2 includes a telescopic driver 21 and a swing arm, wherein one end of the telescopic driver 21 has a first hinge point 211, and the other end is connected to the swing arm to form a second hinge point 212, and one end of the swing arm has a third hinge point 221, and the other end is connected to the storage frame 1 to form a fourth hinge point 222;

[0053] The relative position between the first hinge point 211 and the second hinge point 212 is adjustable.

[0054] In some embodiments, the items referred to herein include bedding, clothing, towels, socks and the like.

[0055] In some embodiments, reference Figures 1 to 3 As shown, the pair arrangement referred to here can be understood as two swing arm assemblies 2 are provided, and the structural composition of the two swing arm assemblies 2 is similar or identical. The two swing arm assemblies 2 are respectively installed on both sides of the storage frame 1, so that the rising and falling actions of the storage frame 1 can both obtain the driving force provided by the swing arm assemblies 2 arranged on both sides, so that the movement of the storage frame 1 can be more stable and smooth.

[0056] In some embodiments, the first hinge point 211 is used to relatively fix the position of the telescopic driver 21, and the second hinge point 212 is used for the transmission connection between the telescopic driver 21 and the swing arm, so that the telescopic movement of the telescopic driver 21 can be transmitted to the swing arm, so that the swing arm swings, thereby driving the storage frame 1 to change its position or state. The third hinge point 221 is used to fix the position of the swing arm, and the fourth hinge point 222 is used for the connection between the swing arm and the storage frame 1.

[0057] In some embodiments, the telescopic drive 21 can be configured as an electric push rod or a telescopic cylinder.

[0058] By setting the relative position relationship between the first hinge point 211 and the second hinge point 212 to be adjustable, the position state of the telescopic driver 21 on either side can be adjusted according to the actual application situation, so that the actions of the telescopic drivers 21 on the swing arm assemblies 2 on both sides of the storage frame 1 can be more synchronized, thereby ensuring the stability of the storage frame 1 during the state change, avoiding the occurrence of problems such as the tilting of the loading plane of the storage frame 1, accidental contact between the swing arm and the fixed structure, increased torque due to asynchronous actions and structural deformation, and abnormal noise during the lifting process, thereby improving the user experience.

[0059] As an example of one of the applications, Figure 1 and Figure 2 As shown, the storage frame 1 forms a storage state ( Figure 2 , Figure 3 shown) and the state of taking objects ( Figure 1As shown), the height of the storage frame 1 when it is in the storage state is higher than the height of the storage frame 1 when it is in the retrieval state;

[0060] The driving mechanism includes a limiting column 24. When the storage frame 1 is in the storage state, the swing arm moves to contact the limiting column 24, and along the horizontal direction, the third hinge point 221 is located in front of the fourth hinge point 222. Figure 4 shown.

[0061] In some embodiments, when the swing arm swings upward to the limit, the storage frame 1 can be considered to be in a storage state, and when the swing arm swings downward to the limit, the storage frame 1 can be considered to be in a retrieval state.

[0062] In some embodiments, an anti-collision rubber pad is provided on the surface of the limiting column 24; or the limiting column 24 is made of a colloid material, so that the contact between the swing arm and the limiting column 24 can be smoother.

[0063] When the storage frame 1 is in the storage state, by setting the third hinge point 221 in front of the fourth hinge point 222, the swing arm is in a backward tilted state, so that the weight of the storage frame 1 and the weight of the load can be fully utilized to maintain the storage state of the storage frame 1, and the telescopic driver 21 is prevented from being stressed for a long time in the storage state. Compared with the method of setting springs and other mechanisms in the traditional technology, the design of the scheme of this embodiment is more ingenious, and the internal structure of the lifting storage device can be designed to be more concise, which is convenient for maintenance operations and reduces application costs.

[0064] As an example of one application, Figure 4 As shown, the swing arm includes a first arm 22 and a second arm 23 which are arranged in parallel with each other, the third hinge point 221 and the fourth hinge point 222 are respectively arranged at two ends of the first arm 22, one end of the second arm 23 has a fifth hinge point 231, and the other end is connected to the storage frame 1 to form a sixth hinge point 232;

[0065] The movable end of the telescopic actuator 21 is connected to the first arm 22 and forms the second hinge point 212 .

[0066] In some embodiments, the fifth hinge point 231 is used to fix the position of the second arm 23, and the sixth hinge point 232 is used to connect the second arm 23 and the storage frame 1. The first arm 22 and the second arm 23 are kept parallel to each other, and the third hinge point 221, the fourth hinge point 222, the fifth hinge point 231, and the sixth hinge point 232 can form a parallelogram.

[0067] In some embodiments, the telescopic driver 21 is connected to the first arm 22, and the telescopic action of the telescopic driver 21 can drive the first arm 22 to swing, and the swing of the first arm 22 can drive the second arm 23 to move synchronously. Therefore, based on the same transmission principle, the telescopic driver 21 can also be set to be connected to the second arm 23, so that the first arm 22 is driven to move synchronously through the swing of the second arm 23, and no specific limitation is made here.

[0068] The first arm 22 and the second arm 23 can be used to maintain the state of the storage frame 1 when the state or position changes, thereby improving the stability of the storage frame 1 during the state switching process between the storage state and the retrieval state.

[0069] As an example of one of the applications, continue to refer to Figure 4 As shown, a thickened connecting piece is disposed on the first arm 22 and / or the second arm 23 , and the thickened connecting piece is disposed at an end close to the third hinge point 221 or the fifth hinge point 231 .

[0070] In some embodiments, the thickened connecting member includes a first thickening member 223, which is arranged at the end of the first arm 22, and the telescopic drive 21 is connected to the first thickening member 223 to form the second hinge point 212, and the telescopic drive 21 applies a force to the first arm 22 through the first thickening member 223.

[0071] In some embodiments, the thickened connecting member includes a second thickened member 233 , which is disposed at the end of the second arm 23 , and when the storage frame 1 is in the storage state, the second thickened member 233 contacts the limiting column 24 .

[0072] By providing the thickened connecting member, the first arm 22 and / or the second arm 23 can be structurally strengthened to extend the service life of the drive mechanism. For example, by providing the first thickened member 223, the connection between the telescopic drive 21 and the first arm 22 can be structurally strengthened to withstand and transmit the force transmitted by the telescopic drive 21; by providing the second thickened member 233, the contact portion between the second arm 23 and the limit column 24 can be structurally strengthened.

[0073] As an example of one of the applications, refer to Figures 3 to 5As shown, the swing arm assembly 2 further includes a drive box 25, the telescopic driver 21 is disposed in the drive box 25, one end of the swing arm is disposed in the drive box 25, and the other end is extended and connected to the storage frame 1;

[0074] The driving box 25 is provided with a drop-to-position switch 26 , and the swing arm can swing to contact the drop-to-position switch 26 . The drop-to-position switch 26 is electrically connected to the telescopic driver 21 .

[0075] In some embodiments, reference Figure 3 As shown, a preset opening 251 is provided on the driving box 25, and the swing arm is extended from the preset opening 251; and the opening length of the preset opening 251 is adapted to the swing amplitude of the swing arm.

[0076] In some embodiments, the drop-to-position switch 26 can be set as a photoelectric sensor switch or a touch sensor switch; wherein the drop-to-position switch 26 is set on the swing path of the swing arm from top to bottom. For example, when the first arm 22 swings downward to the limit position, the drop-to-position switch 26 is triggered, thereby feeding back a signal to the telescopic drive 21 to stop the descending action. Alternatively, when the second arm 23 swings downward to the limit position, the drop-to-position switch 26 is triggered, thereby feeding back a signal to the telescopic drive 21 to stop the descending action.

[0077] The drive box 25 can be used to install and fix the telescopic drive 21 and the swing arm; and the lowering position switch 26 can be used to limit or detect the lowering limit position of the swing arm, so that the storage frame 1 can stop descending when it moves to the object-taking state, thereby improving the automation and application safety of the lifting storage device. At the same time, since the limit column 24 is provided to correspond to the storage state of the storage frame 1, there is no need to set a lifting position switch corresponding to the lowering position switch 26 in the drive box 25, thereby further reducing the application cost of the device.

[0078] As an example of one application, Figure 3 , Figure 4 As shown, the driving box 25 is provided with a detection probe 27 for detecting obstacles in front of the driving box 25 .

[0079] In some embodiments, the detection probe 27 is disposed on the front end side of the drive box 25 to detect whether there is an obstacle in front of the drive box 25; for example, when the lifting storage device is installed in a locker, the detection probe 27 can be used to detect the opening state of the cabinet door.

[0080] By setting the detection probe 27, the lifting storage device can be prevented from swinging when there is an obstacle in front. For example, the lifting storage device can be prevented from lowering the storage frame 1 when the cabinet door is closed or half-opened, thereby avoiding damage caused by accidental touch and improving application safety.

[0081] As an example of one of the applications, refer to Figures 4 to 7 As shown, a rotating shaft 3 is provided at the first hinge point 211, a positioning column 31 is provided at one end of the rotating shaft 3, the positioning column 31 is rotatably connected to the driving box 25, and the axes of the rotating shaft 3 and the positioning column 31 are arranged parallel to each other;

[0082] A rotation adjustment plate 32 is disposed at the other end of the rotation shaft 3 , and an adjustment bolt 33 is disposed on the rotation adjustment plate 32 . The adjustment bolt 33 is connected to the driving box 25 , and the installation position of the adjustment bolt 33 on the driving box 25 is adjustable.

[0083] By setting the axes of the rotating shaft 3 and the positioning column 31 to be parallel to each other, an eccentric shaft structure can be formed between the rotating shaft 3 and the positioning column 31. At this time, the installation connection with the drive box 25 can be achieved through the positioning column 31, and the rotating shaft 3 can be rotated by adjusting the installation position of the adjusting bolt 33 on the drive box 25, thereby adjusting the current position of the first hinge point 211 to change the relative position relationship between the first hinge point 211 and the second hinge point 212.

[0084] In some embodiments, reference Figure 5 As shown, the driving box 25 is provided with an arc groove 252, and the adjusting bolt 33 is arranged in the arc groove 252. When fixing, the adjusting bolt 33 is tightened toward the rotating adjustment plate 32, so that the fixing is achieved by the mutual abutment between the nut of the adjusting bolt 33 and the edge of the arc groove 252. When adjusting, the adjusting bolt 33 can be loosened in the opposite direction, which is more convenient in operation.

[0085] In some embodiments, a plurality of adjustment mounting holes are disposed in the drive box 25, and the adjustment bolts 33 are disposed in the adjustment mounting holes.

[0086] In some embodiments, the plurality of adjustment mounting holes are arranged linearly, such as in a straight line or an arc.

[0087] By providing the adjustment mounting hole in the driving box 25, it can also be used to cooperate with the adjustment bolt 33. By changing the adjustment mounting hole where the adjustment bolt 33 is installed, the rotating shaft 3 can be driven to rotate.

[0088] As an example of one of the applications, refer to Figures 1 to 3 As shown, the storage frame 1 includes a frame body 11 and at least one layer plate 12 arranged on the frame body 11 , and a storage cavity is formed between the layer plate 12 and the frame body 11 .

[0089] In some embodiments, two layers 12 are provided, so that two storage cavities are formed on the storage frame 1 .

[0090] By providing the layer plate 12 , at least one storage cavity can be formed on the storage frame 1 , thereby facilitating the storage of articles.

[0091] As an example of one of the applications, continue to refer to Figures 1 to 3 As shown, at least one clothes hanging rod 13 is arranged at the bottom of the storage frame 1 .

[0092] By providing the clothes hanging rod 13, the storage mode of the article storage frame 1 can be more diverse. For example, it can be used for hanging clothes and placing hangers, so as to meet various application requirements of users.

[0093] In addition, reference Figure 1 , Figure 2 As shown, this embodiment also provides a storage cabinet, in which the lifting storage device as described above is arranged.

[0094] In some embodiments, the storage cabinet 4 is a wardrobe.

[0095] By arranging the lifting storage device in the locker 4, it is possible to improve the space utilization rate at the high position in the locker 4, and make the operation of taking and placing stored items simpler and more convenient, thereby improving the user experience.

[0096] The above description is only a specific implementation mode of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various modifications and changes. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application shall be included in the scope of protection of the present application. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should also be included in the scope of protection of the present application. Therefore, the scope of protection of the present application shall be based on the scope of protection of the claims.

[0097] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

Claims

1. A lifting storage device, characterized in that: include: Storage box, used for storing items; The driving mechanism comprises a swing arm assembly arranged in pairs, wherein the swing arm assembly comprises a telescopic driver and a swing arm, wherein one end of the telescopic driver has a first hinge point, and the other end is connected to the swing arm to form a second hinge point, and one end of the swing arm has a third hinge point, and the other end is connected to the storage frame to form a fourth hinge point; Wherein, the relative position between the first hinge point and the second hinge point is adjustable.

2. The lifting storage device according to claim 1, characterized in that: The storage frame forms a storage state and a retrieval state as the swing arm swings, and the height of the storage frame in the storage state is higher than that in the retrieval state; The driving mechanism includes a limiting column. When the storage frame is in a storage state, the swing arm moves to contact the limiting column, and along the horizontal direction, the third hinge point is located in front of the fourth hinge point.

3. The lifting storage device according to claim 1 or 2, characterized in that: The swing arm comprises a first arm and a second arm arranged in parallel with each other, the third hinge point and the fourth hinge point are respectively arranged at two ends of the first arm, one end of the second arm has a fifth hinge point, and the other end is connected to the storage frame to form a sixth hinge point; The movable end of the telescopic actuator is connected to the first arm and forms the second hinge point.

4. The lifting storage device according to claim 3, characterized in that: The first arm and / or the second arm is provided with a thickened connecting piece, and the thickened connecting piece is arranged at an end close to the third hinge point or the fifth hinge point.

5. The lifting storage device according to claim 3, characterized in that: The swing arm assembly also includes a drive box, the telescopic driver is arranged in the drive box, one end of the swing arm is arranged in the drive box, and the other end is extended and connected to the storage frame; A drop-to-position switch is arranged in the driving box, and the swing arm can swing to contact the drop-to-position switch, and the drop-to-position switch is electrically connected to the telescopic driver.

6. The lifting storage device according to claim 5, characterized in that: The driving box is provided with a detection probe for detecting obstacles in front of the driving box.

7. The lifting storage device according to claim 5 or 6, characterized in that: A rotating shaft is provided at the first hinge point, a positioning column is provided at one end of the rotating shaft, the positioning column is rotatably connected to the driving box, and the axes of the rotating shaft and the positioning column are arranged parallel to each other; A rotation adjustment plate is disposed at the other end of the rotation shaft, and an adjustment bolt is disposed on the rotation adjustment plate. The adjustment bolt is connected to the drive box, and the installation position of the adjustment bolt on the drive box is adjustable.

8. The lifting storage device according to claim 7, characterized in that: The driving box is provided with an arc groove, and the adjusting bolt is arranged in the arc groove; Alternatively, a plurality of adjustment mounting holes are provided in the drive box, and the adjustment bolts are provided in the adjustment mounting holes.

9. The lifting storage device according to claim 1 or 8, characterized in that: The storage frame comprises a frame body and at least one layer plate arranged on the frame body, and a storage cavity is formed between the layer plate and the frame body.

10. The lifting storage device according to claim 9, characterized in that: At least one clothes hanging rod is arranged at the bottom of the storage frame.

11. A locker, characterized in that: The locker is provided with a lifting storage device as described in any one of claims 1 to 10.