CN113816059B - Warehouse system - Google Patents
Warehouse system Download PDFInfo
- Publication number
- CN113816059B CN113816059B CN202111225842.3A CN202111225842A CN113816059B CN 113816059 B CN113816059 B CN 113816059B CN 202111225842 A CN202111225842 A CN 202111225842A CN 113816059 B CN113816059 B CN 113816059B
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- track
- wheel
- driving
- driven
- rail
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- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0492—Storage devices mechanical with cars adapted to travel in storage aisles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention belongs to the technical field of warehouse logistics, and discloses a warehouse system which comprises a bracket; the horizontal rails are arranged in parallel, and each layer of horizontal rail comprises two horizontal rails which are arranged left and right; the power rails are longitudinally arranged on the front side and the rear side of the bracket, each power rail can be connected with two adjacent layers of horizontal rails, and the power rails on the left side and the right side are arranged in a front-back staggered manner; auxiliary rails are arranged on the front side and the rear side of the bracket, and the auxiliary rails on the left side and the right side are arranged in a staggered manner; the valve mechanism is arranged at one end of the power rail and comprises a reversing rail, and the reversing rail can be selectively connected with the horizontal rail and the adjacent power rail; the shuttle comprises a driving wheel and a driven wheel, wherein the driving wheel is arranged diagonally, the driven wheel is arranged diagonally, the driving wheel and the driven wheel can walk on a horizontal track, the driving wheel can walk on a power track through a reversing track, and the driven wheel can walk on an auxiliary track through the reversing track. The invention improves the picking efficiency through the structure.
Description
Technical Field
The invention relates to the technical field of warehouse logistics, in particular to a warehouse system.
Background
In the prior art, an automatic warehousing system comprises a warehousing system and a conveying system, wherein the warehousing system comprises a vertical rail and a horizontal rail, a lifter in the conveying system moves in the vertical rail, and a shuttle car moves in the horizontal rail. When the goods are put in storage, the lifter vertically lifts the goods to a designated height from the ground, then the goods are received by the shuttle car of the layer, horizontally moves to a designated goods position and is unloaded; when the goods are delivered out of the warehouse, the shuttle receives the goods from the appointed goods position and conveys the goods to the appointed position of the layer, and the lifter vertically drops the goods to the ground for unloading. The automatic warehouse system comprises a lifter and a plurality of shuttling vehicles, all shuttling vehicles correspond to the same lifter, and the shuttling vehicles cannot work independently, so that the use of the lifter directly influences the picking efficiency. If the elevator fails, the automated warehouse system is totally down, affecting the picking efficiency.
Disclosure of Invention
The invention aims to provide a warehouse system which can realize independent lifting and horizontal movement of a shuttle car and improve the picking efficiency.
To achieve the purpose, the invention adopts the following technical scheme:
a warehousing system comprising:
A bracket;
the horizontal rails are horizontally arranged on the support and are provided with multiple layers in parallel, and each layer of horizontal rail comprises two horizontal rails which are arranged left and right;
the power rails are longitudinally arranged on the front side and the rear side of the bracket, each power rail can be connected with two adjacent layers of horizontal rails, and the power rails on the left side and the power rails on the right side are arranged in a front-rear staggered mode;
The auxiliary rails are arranged on the front side and the rear side of the bracket and are parallel to the power rail, and the left auxiliary rail and the right auxiliary rail are arranged in a staggered manner in the front-rear direction;
the valve mechanism is arranged at one end of the power rail, the valve mechanism comprises a reversing rail, and the reversing rail can be selectively connected with the horizontal rail and the adjacent power rail;
The shuttle comprises a driving wheel and a driven wheel, wherein the driving wheel is arranged diagonally, the driven wheel is arranged diagonally, both the driving wheel and the driven wheel can walk on the horizontal track, the driving wheel can walk on the power track through the reversing track, and the driven wheel can walk on the auxiliary track through the reversing track.
Preferably, the auxiliary rail on the front side of the bracket is positioned in front of the power rail on the front side of the bracket, and the auxiliary rail on the rear side of the bracket is positioned behind the power rail on the rear side of the bracket.
Preferably, the driving wheels and the driven wheels on the same side are arranged in a staggered mode, the horizontal rail comprises a first rail and a second rail which are integrally arranged in the same direction, the driving wheels move on the first rail, and the driven wheels move on the second rail.
Preferably, the driving wheel is a gear, and the first rail is provided with a rack.
Preferably, the shuttle vehicle includes:
a frame body;
The driving assembly is arranged on the frame body;
The driving shaft is rotatably arranged on the frame body and is driven to rotate by the driving assembly, a first driving wheel is fixedly arranged at the first end of the driving shaft, and a first driving wheel and a first driven wheel are sequentially and fixedly arranged at the second end of the driving shaft;
The driven shaft is rotatably arranged on the frame body, a second driven wheel is fixedly arranged at the first end of the driven shaft, a second driving wheel and a second driving wheel are sequentially and fixedly arranged at the second end of the driven shaft, the first end of the driven shaft and the first end of the driving shaft are positioned on the same side, and the second driving wheel is in transmission connection with the first driving wheel through a driving belt.
Preferably, the first end of the driving shaft is further provided with a third driven wheel, and the third driven wheel and the second driven wheel move on the same track.
Preferably, the second end of the driven shaft is further provided with a fourth driven wheel, and the fourth driven wheel and the first driven wheel move on the same track.
Preferably, the first driving wheel and the third driven wheel are arranged in a staggered manner, and the second driving wheel and the fourth driven wheel are arranged in a staggered manner.
Preferably, the driving assembly comprises a first motor and a speed reducer driven by the first motor, and the speed reducer is in driving connection with the driving shaft.
The invention has the beneficial effects that: through setting up horizontal track, power track, auxiliary rail and valve mechanism, can make the shuttle independently switch in horizontal direction and vertical direction and remove, improved pick efficiency, the power track on horizontal track left side and the power track on horizontal track right side crisscross the setting around, the auxiliary rail on horizontal track left side and the auxiliary rail on horizontal track right side crisscross the setting around, can make the shuttle when carrying out the removal switching of horizontal direction and vertical direction, more stable, and make the shuttle when vertical movement, it is in the horizontality all the time, in order to protect goods on it can not drop.
Drawings
Fig. 1 is a schematic perspective view of a warehousing system according to the present invention;
FIG. 2 is an enlarged schematic view of the invention at A of FIG. 1
Fig. 3 is a schematic view of a track structure on two sides of a shuttle on a warehouse system according to the present invention;
fig. 4 is a schematic view of a rail structure on the left side of the shuttle provided by the invention;
fig. 5 is a schematic view of a rail structure on the right side of the shuttle according to the present invention;
FIG. 6 is a schematic diagram of the shutter mechanism according to the present invention in both the reversed and non-reversed positions;
fig. 7 is a schematic perspective view of a shuttle vehicle according to the present invention;
Fig. 8 is a schematic perspective view of another view of the shuttle according to the present invention;
Fig. 9 is a front view of a shuttle provided by the present invention;
Fig. 10 is a top view of a shuttle provided by the present invention.
In the figure:
1. A bracket; 11. a frame; 12. a footing; 2. a horizontal rail; 21. a first track; 22. a second track; 3. a power rail; 4. an auxiliary rail; 5. a valve mechanism;
6. A shuttle; 61. a frame body; 62. a drive assembly; 621. a first motor; 622. a speed reducer; 63. a driving shaft; 631. a first drive wheel; 632. a first driving wheel; 633. a first driven wheel; 634. a third driven wheel; 64. a driven shaft; 641. a second driven wheel; 642. a second driving wheel; 643. a second driving wheel; 644. a fourth driven wheel; 65. a transmission belt; 66. a bearing seat; 661. a driving roller; 662. a conveyor belt; 663. a first drive assembly.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
The invention provides a warehousing system, as shown in fig. 1, which comprises a bracket 1, a horizontal rail 2, a power rail 3, an auxiliary rail 4, a valve mechanism 5 and a shuttle 6, wherein:
The bracket 1 is in a frame 11 structure and can be composed of a plurality of vertically placed frames 11, and the adjacent frames 11 can be fixedly connected through the horizontal rail 2 or connected through a cross beam. Feet 12 are provided at the bottom of the frame 11 to support the frame 11, and since a plurality of frames 11 are provided, the height of each frame 11 can be adjusted by the feet 12, thereby enabling the horizontal rail 2 on the stand 1 to satisfy a desired levelness.
The horizontal rails 2 are provided with a plurality of layers, and the plurality of layers of horizontal rails 2 are longitudinally spaced and arranged in parallel. And preferably, each layer of horizontal rails 2 includes two horizontal rails 2 disposed at left and right sides of the frame 11, the two horizontal rails 2 being located on the same plane, which is used for the shuttle 6 to move in the horizontal direction. In this embodiment, the shuttle 6 includes a driving wheel and a driven wheel, the driving wheel and the driven wheel on the same side of the shuttle 6 are staggered, the driving wheel and the driven wheel can move on the horizontal track 2, the driving wheel of the shuttle 6 is diagonally arranged, and the driven wheel is diagonally arranged.
Preferably, as shown in fig. 2, the horizontal rail 2 includes a first rail 21 and a second rail 22 that are integrally and equidirectionally arranged, wherein a driving wheel can move on the first rail 21, and a driven wheel on the same side as the driving wheel can move on the second rail 22. Preferably, a rack may be provided on the first rail 21, and the driving wheel is provided as a gear, and the driving wheel is driven on the first rail 21 by the engagement of the driving wheel and the rack. In addition, the gear and the rack are meshed, so that the shuttle 6 can walk more stably. The second rail 22 is disposed closer to the shuttle 6 than the first rail 21. It will be appreciated that the first track 21 may also be a chain structure, and the corresponding driving wheel may be a sprocket. As shown in fig. 3, the power rails 3 are longitudinally installed at both front and rear sides of the bracket 1, and both ends of each power rail 3 can be connected to two adjacent power rails 3. Because each layer of horizontal track 2 includes two horizontal tracks 2 that set up about, consequently correspond, each horizontal track 2 all connects a power track 3, and the power track 3 that corresponds of each layer of horizontal track 2 also is equipped with two, through this power track 3, the action wheel of shuttle 6 can remove on this power track 3 to realize the switching from horizontal track 2 to power track 3, make the switching-over of shuttle 6 and in longitudinal walking more stable. Preferably, the power rail 3 is also provided with a rack so that the driving wheel is meshed with the rack and the running stability of the shuttle 6 is improved. The power track 3 can also be a chain structure, and the corresponding driving wheel is a chain wheel.
In this embodiment, in the power rails 3 connected by the two horizontal rails 2 on the same layer, the power rails 3 on the left side and the power rails 3 on the right side are staggered front and back (as shown in fig. 3-5, the power rails 3 on the left side are arranged at the rear, and the power rails 3 on the right side are arranged at the front), so as to cooperate with the driving wheels diagonally arranged by the shuttle 6, so that the reversing and longitudinal walking of the shuttle 6 are more stable. In the present embodiment, the front-rear-left-right directions refer to the front-rear-left-right directions of the bracket 1.
The auxiliary rail 4 is installed at both front and rear sides of the frame 1 in a longitudinal direction and parallel to the power rail 3, and the auxiliary rail 4 is used for the movement of the driven wheels of the shuttle 6. Through this auxiliary rail 4, can cooperate power track 3 for the switching-over and the fore-and-aft walking of shuttle 6 are more steady, and when the longitudinal walking of shuttle 6 moreover, can ensure that shuttle 6 is in the horizontality all the time, avoid the goods on it to drop. Correspondingly, the auxiliary rails 4 are in one-to-one correspondence with the power rails 3, that is, two auxiliary rails 4 corresponding to each layer of horizontal rails 2 are also arranged.
Optionally, the auxiliary rail 4 on the left side and the auxiliary rail 4 on the right side are arranged in a front-back staggered manner (as shown in fig. 3-5, the auxiliary rail 4 on the left side is arranged in front, the auxiliary rail 4 on the right side is arranged at the rear), and the auxiliary rail 4 on the right side is matched with the driven wheel diagonally arranged on the shuttle 6, so that the reversing and longitudinal walking of the shuttle 6 are more stable.
In this embodiment, it is preferable that the auxiliary rail 4 on the front side of the stand 1 is located in front of the power rail 3 on the front side of the stand 1, and the auxiliary rail 4 on the rear side of the stand 1 is located behind the power rail 3 on the rear side of the stand 1. On the one hand, the distribution structure of the driving wheel and the driven wheel of the shuttle 6 is matched, and on the other hand, the shuttle 6 can be ensured to be in a horizontal state when walking.
The shutter mechanism 5 is mounted at one end of the power rail 3, and referring to fig. 6, the shutter mechanism 5 includes a reversing rail that can be driven to rotate by a driving member so that the reversing rail selectively connects the horizontal rail 2 and the adjacent power rail 3. That is, the driving member can drive the reversing rail to connect the adjacent two power rails 3 so that the shuttle 6 walks from one power rail 3 to the adjacent power rail 3, that is, the shuttle 6 walks up and down longitudinally (the connected state of the reversing rail above as shown in fig. 6); the drive member is also able to drive the reversing rail to connect one power rail 3 with the horizontal rail 2 adjacent thereto, and also to walk the shuttle 6 from one power rail 3 to the horizontal rail 2 connected thereto, i.e. to turn the shuttle 6 from longitudinal to horizontal (the connected state of the reversing rail below shown in fig. 6).
The shuttle 6 is provided with a plurality of driving wheels and driven wheels of each shuttle 6 can both walk on the horizontal track 2, the driving wheels can walk on the power track 3 through the reversing track, and the driven wheels can walk on the auxiliary track 4 through the reversing track. Specifically, referring to fig. 7 to 10, the shuttle 6 includes a frame 61, a driving assembly 62 mounted on the frame 61, a driving shaft 63 driven by the driving assembly 62 to rotate, and a driven shaft 64 driven by the driving shaft 63 to rotate, wherein the driving wheel and the driven wheel are respectively provided on the driving shaft 63 and the driven shaft 64, and the driving wheels on the driving shaft 63 and the driven shaft 64 are diagonally arranged by driving the driving wheel and the driven wheel to rotate, and the driven wheels on the driven shaft 64 are diagonally arranged, so that the shuttle 6 can move on the horizontal rail 2 and the power rail 3.
Specifically, in this embodiment, referring to fig. 8, the driving assembly 62 includes a first motor 621 and a speed reducer 622 driven by the first motor 621, the speed reducer 622 is drivingly connected to the driving shaft 63, the speed reducer 622 is driven to rotate by the first motor 621, and the speed reducer 622 can drive the driving shaft 63 to rotate. Preferably, the first motor 621 may be a speed-adjusting motor to select the rotational speed as desired.
The driving shaft 63 is rotatably mounted on the frame 61, and the driving shaft 63 includes a first end and a second end, and the first end and the second end are rotatably mounted on the frame 61 through bearings. The first end of the driving shaft 63 is fixedly provided with a first driving wheel 631, the second end is sequentially fixedly provided with a first driving wheel 632 and a first driven wheel 633, the first driving wheel 631 can move on the first rail 21 and the power rail 3 of the horizontal rail 2, and the first driven wheel 633 can move on the second rail 22 and the auxiliary rail 4 of the horizontal rail 2. A third driven wheel 634 is also preferably fixed to the first end of the drive shaft 63, the third driven wheel 634 being movable on the second rail 22 and on the auxiliary rail 4. The third driven wheels 634 are staggered with the first driving wheels 631 so as to avoid the corresponding first tracks 21 and second tracks 22. Through set up first from driving wheel 633 and third from driving wheel 634 on driving shaft 63 for the both sides of shuttle 6 can both walk through horizontal track 2 and auxiliary track 4, effectively improve the walking stability of shuttle 6.
In this embodiment, the first driving wheel 631 is preferably a gear, which is meshed with a rack on the first track 21, so that the traveling of the shuttle 6 is more stable.
The driven shaft 64 is rotatably attached to the frame 61, and the driven shaft 64 is provided so as to face the driving shaft 63. The driven shaft 64 includes a first end and a second end that are rotatably mounted to the frame 61 by bearings. A second driven wheel 641 is fixedly arranged at a first end of the driven shaft 64, a second driving wheel 642 and a second driving wheel 643 are fixedly arranged at a second end in sequence, the second driving wheel 643 can move on the first rail 21 and the power rail 3, and the second driving wheel 643 and the first driving wheel 631 are diagonally arranged.
The second driven wheel 641 is movable on the second rail 22 and the auxiliary rail 4. A fourth driven wheel 644 is also preferably fixed to the second end of the driven shaft 64, the fourth driven wheel 644 being movable on the second rail 22 and on the auxiliary rail 4. The driven shaft 64 is provided with the second driven wheel 641 and the fourth driven wheel 644, so that both sides of the shuttle 6 can walk through the horizontal track 2 and the auxiliary track 4, and the walking stability of the shuttle 6 is effectively improved.
Preferably, the second driven wheel 641 and the third driven wheel 634 move on the same track, that is, the second driven wheel 641 and the third driven wheel 634 may be sequentially disposed on the same second track 22 or the auxiliary track 4. It will be appreciated that the first driven wheel 633 and fourth driven wheel 644 described above also move on the same track.
In this embodiment, the second driving wheel 643 and the fourth driven wheel 644 are staggered to avoid the corresponding first track 21 and second track 22.
The first driving wheel 632 and the second driving wheel 642 are in driving connection through the driving belt 65, and when the first driving wheel 632 is driven to rotate by the driving shaft 63, the driving belt 65 can move around the first driving wheel 632 and the second driving wheel 642 to drive the second driving wheel 642 to rotate, and then the second driving wheel 642 drives the driven shaft 64 to rotate.
In this embodiment, the second driving wheel 643 is a gear, which is meshed with a rack on the first rail 21, so that the traveling of the shuttle 6 is more stable.
Referring to fig. 1, a carrier 66 is further provided on the frame 61, two driving rollers 661 are provided on the carrier 66, the two driving rollers 661 are in transmission connection with each other through a conveyor belt 662, one of the driving rollers 661 is driven to rotate by the first driving component 63, the conveyor belt 662 can hold goods to be transported, and the driving rollers 661 are driven to rotate by the first driving component 63, so that the rotation of the conveyor belt 662 can be realized, and the goods to be transported on the conveyor belt 662 can be further conveyed into the storage box. The first driving assembly 63 may be a motor, which directly drives the driving roller 661 to rotate, or may be a motor driving belt, and then the driving roller 661 is driven to rotate by the belt.
According to the warehousing system, through the arrangement of the horizontal rail 2, the power rail 3, the auxiliary rail 4 and the valve mechanism 5, the shuttle 6 can be independently switched and moved in the horizontal direction and the vertical direction, the picking efficiency is improved, the power rail 3 on the left side of the horizontal rail 2 and the power rail 3 on the right side of the horizontal rail 2 are arranged in a staggered mode, the auxiliary rail 4 on the left side of the horizontal rail 2 and the auxiliary rail 4 on the right side of the horizontal rail 2 are arranged in a staggered mode, the shuttle 6 can be enabled to be more stable when being switched in the moving mode of the horizontal direction and the vertical direction, and the shuttle 6 is always in a horizontal state when moving longitudinally so as to prevent goods on the shuttle from falling.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111225842.3A CN113816059B (en) | 2021-10-21 | 2021-10-21 | Warehouse system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111225842.3A CN113816059B (en) | 2021-10-21 | 2021-10-21 | Warehouse system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113816059A CN113816059A (en) | 2021-12-21 |
| CN113816059B true CN113816059B (en) | 2024-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111225842.3A Active CN113816059B (en) | 2021-10-21 | 2021-10-21 | Warehouse system |
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| CN (1) | CN113816059B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216234255U (en) * | 2021-10-21 | 2022-04-08 | 中邮科技股份有限公司 | Storage system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012107438A1 (en) * | 2012-08-14 | 2014-03-27 | Dematic Accounting Services Gmbh | Method for manufacturing rack gear used in telescopic arm of shuttle for e.g. inserting containers into storage compartment in high rack warehouse, involves shaping tooth blanks into teeth by action in direction perpendicular to sheet plane |
| CN106628785B (en) * | 2017-02-15 | 2019-08-02 | 福建汇创天下科技有限公司 | A kind of article solid clamping and placing system |
| CN108706266B (en) * | 2018-06-11 | 2021-04-20 | 江苏高科物流科技股份有限公司 | Shuttle vehicle type automatic warehousing and shuttle vehicle system |
| CN210047949U (en) * | 2019-05-13 | 2020-02-11 | 上海忍诚科技有限公司 | Three-dimensional track for warehousing system |
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2021
- 2021-10-21 CN CN202111225842.3A patent/CN113816059B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216234255U (en) * | 2021-10-21 | 2022-04-08 | 中邮科技股份有限公司 | Storage system |
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| CN113816059A (en) | 2021-12-21 |
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