TWI657987B - Storage device - Google Patents

Abstract

This creation includes a stand, a lifting drive group, two lifting groups, multiple lifting platforms, and a conveying structure. The two lifting assemblies are assembled on the stand and driven by the lifting driving group. Each lifting group includes a lifting sprocket and a sleeve engagement. For the lifting chain of the lifting sprocket, the two lifting chains of the two lifting groups are driven by the two lifting sprocket wheels. A plurality of lifting platforms are pivotally connected to the two lifting chains. The conveying structure includes a transmission belt capable of moving towards the stand. The rack can be driven by a transmission belt and entered into one of the lifting platforms through the conveying structure. This creation uses a sprocket and a chain to transport and lift the rack containing large objects. It can solve the existing storage system, which can only store small volumes and A light weight object cannot be applied to the storage of large objects, and a storage device for storing large weight objects is provided.

Description

Storage device

This creation relates to a storage device for objects in a warehouse or a warehouse, especially a storage device capable of storing large and heavy objects.

With the increasing popularity of e-commerce, it is more and more common to order goods from different countries on the Internet. In order to process a large number of orders, a large-scale logistics center needs to be set up for order processing, warehousing management, and picking and distribution. Business; the existing storage system includes multiple shelves, multiple shelves are arranged in rows, and there is a passageway between the shelves of each row for the passage of workers or robotic arms. The existing storage system uses manual or mechanical arms to return items Class, placed in a specific position on the shelf.

However, the existing storage system is only designed to store small and light weight objects. Not only can the racks supported by it have a limited weight, but also humans or robotic arms cannot handle large and heavy objects. Large objects are classified and placed on shelves; it can be seen that if the existing storage system needs to overcome the existing limitations and be applied to the storage of large objects, there is room for improvement and improvement in structural design. .

In order to solve the existing storage system, it can only store objects with small volume and light weight, but cannot be applied to the storage of large objects. This creation proposes a storage device, whose conveying structure and lifting group are driven by sprocket and chain, with sufficient strength to transport and lift the rack holding large objects, so as to achieve the purpose of suitable for storage of large objects.

The storage device proposed by this author to solve technical problems includes: A stand has a conveying direction and includes at least one guide frame. The at least one guide frame includes an inner rail and an outer rail. The outline of the inner rail is annular and the outline of the outer rail is annular. It is sleeved on the inner guide rail and spaced from the inner guide rail. A lifting driving unit is installed on the stand and includes a lifting driving device and a driven shaft connected with the lifting driving device. The lifting driving device can be driven to rotate; at least one lifting group, the at least one lifting assembly is arranged on the stand and connected with the lifting driving group and driven by the lifting driving group, and the at least one lifting group includes a sleeve A lifting sprocket fixed to the driven shaft and a lifting chain engaged with the lifting sprocket are sleeved. The lifting sprocket of the at least one lifting group can rotate synchronously with the driven shaft, and the at least one lifting The lifting chain of the group can be movably arranged between the inner rail and the outer rail of the at least one guide frame, the lifting chain of the at least one lifting group is driven by the lifting sprocket of the at least one lifting group; a plurality of lifting platforms, The plurality of lifting platforms are pivotally connected to Lifting at least a lifting chain group; a transfer structure disposed along the input direction of the stand; and a plurality of supporting rack, each rack can be entered via the bearing of the conveyor of a structure wherein the lifting platform.

In the storage device, an inner guide protrusion is provided on an inner guide rail of the at least one guide frame, and an outer guide protrusion is provided on an outer guide rail of the at least one guide frame. The at least one guide frame The inner guide protrusion of the inner guide rail faces the outer guide protrusion of the outer guide rail of the at least one guide frame. The at least one lifting chain of the lifting group includes a plurality of rollers, each of which corresponds to An inner guide protrusion of the inner guide rail of the at least one guide frame and an outer guide protrusion of the outer guide rail of the at least one guide frame are provided with an engaging recess, which is combined with the lifting chain of the at least one guide frame. Each roller is engaged with the inner guide convex part of the inner guide rail of the at least one guide frame and the outer guide convex part of the outer guide rail of the at least one guide frame at the same time with each of the set engagement recesses. Rotatably disposed between an inner guide protrusion of an inner guide rail of the at least one guide frame and an outer guide protrusion of an outer guide rail of the at least one guide frame.

In the storage device, the conveying structure includes a driving sprocket and a transmission belt capable of moving in the conveying direction of the stand. The driving sprocket can be driven to rotate and the transmission belt sleeve is placed on the driving device. The sprocket is engaged with the driving sprocket, and each carrier can be driven toward the lifting platform by the driving belt.

In the storage device, each lifting platform includes a bottom plate and a movable port, and the movable port is provided on the bottom plate; the conveying structure includes a latching abutment member, which is coupled to the transmission belt; each The receiving rack includes two stoppers, each of which can be pushed by the latch resisting member, and two of the stoppers can move in the movable port.

In the storage device, each of the lifting platforms includes a latching structure, which extends upward from the bottom plate of the lifting platform; each receiving rack includes a latching lever member capable of pivoting, and the latching The lever can be pushed by the latching abutment member and can stop with the latching structure.

In the storage device, the conveying structure includes two support guides, and the two support guides are elongated and are respectively disposed on two sides of the transmission belt.

According to the storage device, the transmission belt is formed by a section of a belt and a section of a chain, and the latch abutment is combined with the chain.

In the storage device, the lifting chain of the at least one lifting group includes a plurality of pivot plates, each pivot plate is combined with two adjacent rollers of the lifting chain, and each lifting platform includes a pivot frame The lifting platform is pivotally connected to a pivoting plate provided on the lifting chain of the at least one lifting group by a provided pivoting frame.

In the storage device, each lifting platform includes a through hole, and the latching structure of each lifting platform is two latching blocks arranged at intervals, and the opening of the lifting platform is formed between the two latching blocks.

The enhancement of the efficacy obtained by the technical means of this creation lies in:

1. The storage device of this creation is provided with multiple lifting platforms, conveying structures and racks that are pivoted to two lifting groups. The conveying structures and lifting groups are driven by sprocket wheels and chains, which have sufficient strength to transport and lift. The rack for holding large objects is used to achieve the purpose of storage of large objects.

2. The two lifting chains of the two lifting groups of this creation can be movably combined with the two guide frames of the stand. The two lifting chains can use the two guide frames as the track during the activity. More stable.

3. The inner guide rails of each guide frame of this creation are provided with inner guide convex portions, and the outer guide rails are provided with outer guide convex portions. Each roller of the lifting chain combined with the guide frame is provided with an engaging concave portion. Engagement with the inner guide convex part and the outer guide convex part further improves the stability of the creation when lifting large objects.

4. In this creation, each lifting platform is provided with a latch structure to be locked with the latch levers of each support frame, which reduces the probability of relative movement between the lifting platform and the support frame, and can also provide retention. Stability function when lifting large objects.

10‧‧‧ Stand

11‧‧‧frame

111‧‧‧ support

112‧‧‧Mounting Department

12‧‧‧Guide

121‧‧‧Inner guide

1211‧‧‧Inner guide protrusion

122‧‧‧outer rail

1221‧‧‧Outer guide protrusion

20‧‧‧Elevation drive unit

21‧‧‧Mounting frame

22‧‧‧ Lifting Drive

23‧‧‧Drive shaft

24‧‧‧Drive gear

25‧‧‧ driven shaft

26‧‧‧ driven gear

27‧‧‧Chain

30‧‧‧lifting group

31‧‧‧lifting sprocket

32‧‧‧ Lifting chain

321‧‧‧roller

3211‧‧‧ Engagement recess

322‧‧‧ Pivot Plate

40‧‧‧lifting platform

41‧‧‧ Pivot Knot

42‧‧‧ floor

43‧‧‧Activity

44‧‧‧ detent structure

441‧‧‧Clip block

45‧‧‧Port

50‧‧‧conveying structure

51‧‧‧ Conveying Drive

52‧‧‧Drive components

53‧‧‧ Drive the sprocket

54‧‧‧Drive Belt

541‧‧‧Belt

542‧‧‧chain

55‧‧‧ Detachment

56‧‧‧ support guide

60‧‧‧ Shelf

61‧‧‧bearing plate

62‧‧‧stop

63‧‧‧Locking lever

631‧‧‧Clip section

632‧‧‧Arriving section

W‧‧‧Warehouse

FIG. 1 is a schematic perspective view of a warehouse provided in a preferred embodiment of the present invention.

FIG. 2 is an external perspective view of a preferred embodiment of the present invention.

FIG. 3 is a partially enlarged perspective view of a preferred embodiment of the present invention.

FIG. 4 is a side plan view of the preferred embodiment of the present invention.

FIG. 5 is a cross-sectional view of the preferred embodiment of the present invention, taken along the line A-A of FIG. 4.

FIG. 6 is a cross-sectional view of the preferred embodiment of the present invention, taken along the line B-B of FIG. 4.

FIG. 7 is a cross-sectional view of the preferred embodiment of the present invention, taken along the line C-C of FIG. 5.

FIG. 8 is an enlarged perspective view of a part of the preferred embodiment of the present invention.

FIG. 9 is a partially enlarged perspective view of a preferred embodiment of the present invention.

FIG. 10 is another partially enlarged perspective view of the preferred embodiment of the present invention.

FIG. 11 is another partially enlarged perspective view of the preferred embodiment of the present invention.

FIG. 12 is a partially enlarged plan action diagram of the preferred embodiment of the present invention.

FIG. 13 is another partially enlarged schematic plan view of the preferred embodiment of the present invention.

In order to understand the technical characteristics and practical effects of this creation in detail, and can be implemented according to the content of the creation, the following is a detailed description of the preferred embodiment shown in the figure below: Figure 1, Figure 2 and Figure 3 The storage device of this creation can be set inside a warehouse W and includes: a stand 10, a lifting drive group 20, a lifting group 30, a plurality of lifting platforms 40, a conveying structure 50 and a plurality of objects 60; wherein, the lifting driving group 20 and the lifting group 30 are installed on the stand 10, the plurality of lifting platforms 40 are combined with the lifting group 30, and the conveying structure 50 is provided on the bottom of the stand 10, the The plurality of receiving racks 60 can be respectively placed on the plurality of lifting platforms 40.

As shown in FIG. 2, FIG. 3 and FIG. 4, the vertical frame 10 has a conveying direction and includes two frame bodies 11 and two guide frames 12. Among them, the structure of the two frame bodies 11 is the same, and the two frame bodies 11 are the same. They are arranged at intervals and are opposite to each other in the conveying direction of the stand 10, and only a single body 11 will be described below. Please refer to FIG. 5 for further cooperation. The body 11 includes a support portion 111 and a mounting portion 112. The supporting portion 111 is located at the bottom of the frame body 11 and has a generally inverted U-shaped outline. The supporting portion 111 is fixed to a plane and can provide the supporting force required for the creation and storage of large objects. The mounting portion 112 extends upward from the support portion 111; the two guide frames 12 have the same structure and are respectively coupled to the two mounting portions 112 of the two frame bodies 11 and spaced apart. The following is only a description of the single guide frame 12: please 6 and FIG. 7, the guide frame 12 includes an inner guide 121 and an outer guide 122. The inner guide 121 has an elongated ring shape and is provided with an inner guide protrusion 1211. The outline of the guide rail 122 is an elongated ring shape and is provided with an outer guide convex portion 1221. The outer guide rail 122 The guide rails 121 disposed within and spaced apart from the inner guide rail 121, the guide projecting portion 1211 within the outer guide projecting portion 1221 facing.

As shown in FIG. 2 to FIG. 5, the lifting driving group 20 is installed at a mounting portion 112 of one of the frame bodies 11 of the stand 10. The lifting driving group 20 includes a mounting frame 21, a lifting driving device 22, A transmission shaft 23, a transmission gear 24, a driven shaft 25, a driven gear 26, and a chain 27; wherein the mounting frame 21 is fixedly coupled to the mounting portion 112 of one of the frame bodies 11 of the stand 10; the lifting The driving device 22 is fixedly coupled to the mounting frame 21 and is combined with the upright frame 10 through the mounting frame 21. The lifting driving device 22 includes a reduction unit and a motor coupled to the reduction unit; the transmission shaft 23 is along the The upright frame 10 is provided in the input direction and has two ends. One end of the transmission shaft 23 is connected to the reduction unit of the lifting drive device 22. The other end of the transmission shaft 23 is rotatably coupled to another frame body 11. The transmission shaft 23 can be rotated by being driven by the lifting driving device 22. The transmission gear 24 is sleeved and fixed to the driving shaft 23 and can rotate synchronously with the driving shaft 23. The transmission gear 24 is close to the lifting driving device 22. ; The driven shaft 25 is located below the transmission shaft 23 The driven shaft 25 is disposed along the input direction of the stand 10 and includes two ends. The two ends of the driven shaft 25 are rotatably coupled to the two frame bodies 11 respectively. The driven gear 26 is sleeved. It is fixed to the driven shaft 25 and can rotate synchronously with the driven shaft 25. The driven gear 26 is close to the lifting driving device 22. The chain 27 is sleeved on the transmission gear 24 and the driven gear 26, so that The lifting driving device 22 can drive the driven shaft 25 to rotate relative to the stand 10 through the chain 27 through the transmission shaft 23, the transmission gear 24, the chain 27 and the driven gear 26.

As shown in FIG. 2 to FIG. 6, the two lifting groups 30 have the same structure and are respectively coupled to the two guide frames 12 of the stand 10. In the following, only a single lifting group 30 of one guide frame 12 is combined. Explanation: The lifting group 30 includes a lifting sprocket 31 and a lifting chain 32; wherein, the lifting sprocket 31 is sleeved and fixed to the driven shaft 25 of the lifting drive group 20 and can be synchronized with the driven shaft 25 Rotating, the lifting sprocket 31 protrudes from the bottom of the guide frame 12; the lifting chain 32 is sleeved and engaged with the lifting sprocket 31 protruding from the bottom of the guide frame 12 and driven by the lifting sprocket 31, and the lifting chain 32 includes a plurality of rollers 321 and a plurality of pivoting plates 322. Please refer to FIG. 7 for further cooperation. Each roller 321 corresponds to the inner guide protrusion 1211 of the inner guide 121 and the outer guide of the outer guide 122. The convex portion 1221 and the ring is provided with an engaging concave portion 3211, each roller The engaging recessed portion 3211 of 321 is engaged with the inner guide convex portion 1211 and the outer guide convex portion 1221 at the same time. Each roller 321 is rotatably provided on the inner guide convex portion 1211 and the outer guide convex portion. Between 1221, the lifting chain 32 can be movably disposed between the inner guide rail 121 and the outer guide rail 122, each pivot plate 322 is combined with two adjacent rollers 321, and the plurality of pivot plates 322 The two lifting sprocket wheels 31 of the two lifting groups 30 are sleeved and fixed to the driven shaft 25 to be connected to the lifting driving group 20 and driven by the lifting driving group 20.

As shown in FIG. 2, FIG. 4 and FIG. 10, a plurality of the lifting platforms 40 are pivotally connected to two lifting chains 32 of the two lifting groups 30. The structures of the plurality of lifting platforms 40 are the same. For explanation: the lifting platform 40 includes a pivoting bracket 41, a bottom plate 42, a movable port 43, a latching structure 44 and a through opening 45; wherein, the lifting platform 40 is provided with a pivoting bracket 41, a pivot The two pivoting plates 322 corresponding to the two lifting chains 32 of the two lifting groups 30 are interposed between the two pivoting plates 322; the bottom plate 42 is fixedly coupled to the pivoting frame 41; the activity The opening 43 is provided on the bottom plate 42 and has a T-shaped outline; the latch structure 44 extends upward from the bottom plate 41, and the through hole 45 is formed in the latch structure 44. In the preferred embodiment of this creation In the embodiment, the latching structure 44 is two latching blocks 441 disposed at intervals. The opening 45 is formed between the two latching blocks 441.

As shown in FIGS. 2, 9 and 11, the conveying structure 50 is disposed along the input direction of the stand 10 and includes a conveying driving device 51, a transmission component 52, a driving sprocket 53, a transmission belt 54, a The latching abutment 55 and the two supporting guides 56; wherein, the conveying driving device 51 includes a reduction unit and a motor coupled to the reducing unit; the transmission component 52 is connected to the conveying driving device 51 and includes two pulleys and A set of belts placed on two of the pulleys; the driving sprocket 53 is connected with the transmission assembly 52 and can be driven to rotate by the conveying driving device 51; the transmission belt 54 is disposed along the input direction of the stand 10, and The driving belt 54 is sleeved on the driving sprocket 53 and engages with the driving sprocket 53. In the preferred embodiment of the present invention, the driving belt 54 is formed by a section of a belt 541 and a section of a chain 542. The chain 542 is engaged with the driving sprocket 53; the latching abutment 55 is coupled to the chain of the driving belt 54 Both of the support guides 56 are elongated, and the two support guides 56 are disposed along the input direction of the stand 10 and are respectively disposed on both sides of the transmission belt 54.

As shown in FIG. 2, FIG. 4, and FIG. 10, after holding a plurality of large objects, the plurality of receiving racks 60 can be respectively input into the plurality of lifting platforms 40 through the conveying structure 50, and the structure of the plurality of receiving racks 60. Similarly, the following only describes the single support frame 60: The support frame 60 includes a support plate 61, two stoppers 62, and a latch lever member 63; two of the stoppers 62 are disposed on the support plate. 61 and extending downward, each stopper 62 is provided with an elongated through hole 621; the latch lever member 63 is T-shaped and includes a latch section 631 and an abutting section 632, the abutting section 632 has two ends, One end of the abutting section 632 is connected to a middle portion of the latching section 631, and the other end of the abutting section 632 passes through two elongated through holes 621 of the two stoppers 62 and is pivotally connected to the supporting plate 61. , So that the latch lever 63 can swing relative to the supporting plate 61.

As shown in FIG. 4, FIG. 12, and FIG. 13, when operating the present creation, firstly, a carrier 60 is placed on the transmission belt 54 and the two support guides 56 of the conveying structure 50, and the card of the conveying structure 50 is stuck. The latching members 55 are interposed between the two stoppers 62 of the holder 60 and abut against the abutting section 632 of the latch lever 63 of the holder 60. Each stopper 62 can be latched by the latch. The piece 55 pushes the object holder 60 back and forth along the input direction of the stand 10. Among them, the two support guides 56 can support the object holder 60 and guide the object holder 60. And the abutting section 632 is abutted by the latching abutting member 55, so that the latching lever member 63 can swing upward toward the supporting plate 61 of the receiving frame 60. When the conveying structure 50 conveys When the driving device 51 is in operation, the power is transmitted by the transmission assembly 52 of the conveying structure 50 to the driving sprocket 53 and the driving belt 54 of the conveying structure 50. The driving sprocket 53 rotates and drives the driving belt 54; as shown in FIGS. 4 and 12 As shown, the latching and abutting member 55 coupled to the transmission belt 54 abuts against a stopper 62 of the carrier 60 and pulls the carrier 60 toward the left of FIG. 4 to a The lifting platform 40, the movable opening 43 of the lifting platform 40 provided on the bottom plate 42, can pass the two stoppers 62 of the receiving platform 60 when the receiving platform 60 moves to the lifting platform 40.

As shown in FIG. 10 and FIG. 12, when the carrier 60 moves to the lifting platform 40, the abutment section 63 of the latch lever 63 is abutted by the latch resist 55, so that the latch lever The member 63 is pivoted upward, so that when the latch lever 63 passes through the opening 45 of the lifting platform 40, the latch section 631 of the latch lever 63 can avoid the latch structure 44, that is, two As shown in FIG. 13, when the lifting driving group 20 drives the two lifting groups 30 to act, the two lifting chains 32 of the two lifting groups 30 drive the lifting platform 40 pivotally connected to the two lifting chains 32. Ascending, the lifting platform 40 drives the receiving rack 60 to rise, so that the receiving rack 60 leaves the conveying structure 50. The latch lever 63 loses the support of the latch abutment 55 and falls due to gravity; when the lift When the platform 40 and the receiving frame 60 rise, the abutting section 632 of the latch lever 63 falls into the opening 45 of the lifting platform 40, and the latch section 631 of the latch lever 63 can receive the latch structure. 44 (that is, the two blocking blocks 441) stops the probability of relative movement between the lifting platform 40 and the carrier 60 when it rises, which can keep the carrier 60 stable when it rises.

The storage device of this creation can be used to load the plurality of racks 60 one by one into the plurality of lifting platforms 40 one by one by the conveying structure 50 after the large racks are loaded by each of the racks 60, and then connected to two Each lifting platform 40 of the lifting group 30 raises each carrier 60 to a storage position. The conveying structure 50 and the lifting group 30 set in this creation are driven by sprocket wheels and chains, and have sufficient strength to transport and lift the bearing. The carrier 60 equipped with large objects can solve the problem that the manual or mechanical arms used in the existing storage system are not conducive to the transportation of large objects. Furthermore, the support portions 111 of the frames 11 of the stand 10 can be fixed to One plane provides the support force required for the creation of large objects.

The two lifting chains 32 of the two lifting groups 30 can be movably combined with the two guide frames 12 of the stand 10, and the two guiding frames 12 can be used as the tracks when the two lifting chains 32 are active. The lifting group 30 is more stable when lifting large objects; further, for a combined guide frame 12 and a lifting chain 32, the inner guide 121 of the guide frame 12 is provided with an inner guide protrusion 1211, The outer guide rail 122 of the guide frame 12 is provided with an outer guide convex portion 1221, and the engaging concave portion 3211 provided by each roller 321 of the lifting chain 32 is simultaneously with the inner guide convex portion 1211 and the outer guide convex portion. 1221 phase engagement, can go further Improve the stability of this creation when lifting large objects. Finally, each of the lifting platforms 40 in this work is provided with a latching structure 44 and a latching lever 63 provided in each receiving frame 60, which can reduce the time between the lifting platform 40 and the receiving frame 60 when they are raised. The chance of relative movement also maintains stability when lifting large objects.

Claims (9)

A storage device includes a stand, which has a conveying direction and includes at least one guide frame. The at least one guide frame includes an inner rail and an outer rail. The inner rail has a ring-shaped outline. The outline of the outer guide rail is annular and is sleeved on the inner guide rail and spaced from the inner guide rail; a lifting driving unit is installed on the stand and includes a lifting driving device and a slave driving device connected to the lifting driving device. A driven shaft, the driven shaft can be rotated by being driven by the lifting driving device; at least one lifting group, the at least one lifting assembly is arranged on the stand and connected with the lifting driving group and driven by the lifting driving group, the At least one lifting group includes a lifting sprocket sleeved and fixed to the driven shaft and a lifting chain sleeved and engaged with the lifting sprocket. The lifting sprocket of the at least one lifting group can communicate with the driven shaft. Synchronized rotation, the lifting chain of the at least one lifting group can be movably disposed between the inner rail and the outer rail of the at least one guide frame. The lifting chain of the at least one lifting group is received by the lifting sprocket of the at least one lifting group. Drive; multiple lifts The plurality of lifting platforms are pivoted to the lifting chain of the at least one lifting group; a conveying structure arranged along the input direction of the stand; and a plurality of receiving frames, each of which can be input through the conveying structure One of them is the lifting platform. The storage device according to claim 1, wherein the inner rail of the at least one guide frame is provided with an inner guide protrusion, and the outer rail of the at least one guide frame is provided with an outer guide protrusion, the at least one An inner guide protrusion of an inner guide rail of a guide frame faces an outer guide protrusion of an outer guide rail of the at least one guide frame. The at least one lifting chain of the lifting group includes a plurality of rollers, each The roller corresponds to the inner guide protrusion of the inner guide rail of the at least one guide frame and the outer guide protrusion of the outer guide rail of the at least one guide frame, and an engagement recess is formed in a ring, which is combined with the at least one guide frame. Each roller of the lifting chain is engaged with the inner guide convex part of the inner guide rail of the at least one guide frame and the outer guide convex part of the outer guide rail of the at least one guide frame at the same time. Each roller is rotatably disposed between an inner guide protrusion of an inner guide rail of the at least one guide frame and an outer guide protrusion of an outer guide rail of the at least one guide frame. The storage device according to claim 1 or 2, wherein the conveying structure includes a driving sprocket and a transmission belt capable of moving in the conveying direction of the stand. The driving sprocket can be driven to rotate, and A driving belt is sleeved on the driving sprocket and engages with the driving sprocket. Each carrier can be driven by the driving belt to move toward a lifting platform. The storage device according to claim 3, wherein each lifting platform includes a bottom plate and a movable port, the movable port is provided on the bottom plate; the conveying structure includes a latching abutment, which is combined with the latching abutment. Said transmission belt; each receiving frame includes two stoppers, each stopper can be pushed by the latching stopper, and two stoppers can move in the movable port. The storage device according to claim 4, wherein each of the lifting platforms includes a latching structure that extends upward from the bottom plate of the lifting platform; each of the receiving racks includes a latching lever member capable of pivoting The latching lever can be pushed by the latching abutment and can block each other with the latching structure. The storage device according to claim 5, wherein the conveying structure includes two support guides, and the two support guides are elongated and are respectively disposed on two sides of the transmission belt. The storage device according to claim 6, wherein the transmission belt is formed by joining a length of a belt with a length of a chain, and the latch abutment is combined with the chain. The storage device according to claim 7, wherein the lifting chain of the at least one lifting group includes a plurality of pivot plates, each pivot plate is combined with two adjacent rollers of the lifting chain, and each lifting platform includes There is a pivoting frame, and the lifting platform is pivoted to the pivoting plate provided on the lifting chain of the at least one lifting group by the pivoting frame provided. The storage device according to claim 8, wherein each lifting platform includes a port, and the latching structure of each lifting platform is two latching blocks arranged at intervals. The port of the lifting platform is formed between the two latching blocks. between.