Multi-layer logistics storage shelf

Abstract

The utility model discloses a multi-layer logistics storage goods shelf which comprises five goods shelf bodies, extension frames are connected to the two sides of the five goods shelf bodies in a sliding and penetrating mode, and extension mechanisms capable of adjusting the telescopic length of the extension frames according to the number of placed goods are arranged in the goods shelf bodies. The expansion mechanism comprises six threaded moving sleeves which are connected to the two expansion frames in a penetrating mode respectively, two installation plates are fixedly connected into the goods shelf body, and three bidirectional threaded rods are connected to the two installation plates in a rotating and penetrating mode. According to the multi-layer logistics storage goods shelf, the telescopic length of the extension frame can be adjusted according to the number of goods needing to be placed through the arranged extension mechanism, meanwhile, the extension frame can be retracted into the goods shelf body when the multi-layer logistics storage goods shelf is idle or few goods are placed, and therefore the occupied area of the multi-layer logistics storage goods shelf is reduced, and workers can work in a warehouse conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of storage shelves, in particular to a multi-layer logistics storage shelf. Background Art

[0002] Warehousing logistics is the process of storing, loading, unloading, transporting and distributing goods by using self-built or leased warehouses and sites. It is an important part of modern logistics and plays a vital role in the logistics system, helping manufacturers to speed up the flow of materials, ensure the smooth progress of production, and achieve effective control and management of resources. Warehousing logistics shelves are shelves used in logistics turnover centers.

[0003] The publication number CN 217755223 U discloses a multi-layer three-dimensional shelf for storage logistics with a novel structural design; it includes a shelf body, a drive motor is installed on both sides of the shelf body by bolts, a main sprocket is welded on the output end of the drive motor, a recessed groove is opened inside the two sides of the shelf body, a secondary sprocket is movably connected to the inner wall of the recessed groove by a bearing, the main sprocket and the secondary sprocket are connected to the external transmission by a chain, a connecting block is fixedly installed on the outer side of the chain, a spacing cargo board is installed on the outside of the connecting block by bolts, and a top cargo board is installed on the inside of the shelf body by bolts. In fact, the output shaft of the new type of driving motor can rotate the main sprocket, and the main sprocket uses the chain to rotate the secondary sprocket, thereby changing the storage position of the spacing cargo board, so that the distance between the push frame and the spacing cargo board and between the spacing cargo board and the storage board changes, which is convenient for the storage of multi-layer cargo and cargo of different volumes.

[0004] However, the storage shelves have the following shortcomings: when the large storage shelves are idle or when there are few items, they will occupy a large area when placed in the warehouse, which will compress the operator's mobile space in the warehouse and make it inconvenient to carry the goods.

[0005] Therefore, the utility model provides a multi-layer logistics storage shelf to solve the above problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a multi-layer logistics storage shelf to solve the above problems.

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a multi-layer logistics storage shelf, including five shelf bodies, both sides of the five shelf bodies are slidably connected with expansion racks, and the shelf bodies are provided with expansion mechanisms that can adjust the telescopic length of the expansion racks according to the number of goods placed;

[0008] The expansion mechanism includes six threaded movable sleeves respectively connected to the two expansion racks, two mounting plates are fixedly connected to the shelf body, three bidirectional threaded rods are rotatably connected and penetrated on the two mounting plates, both ends of the three bidirectional threaded rods are respectively threaded through the corresponding threaded movable sleeves, the corresponding two bidirectional threaded rods are fixedly sleeved with single-row wheels, the corresponding two bidirectional threaded rods are fixedly sleeved with double-row wheels, two synchronous belts are wound around the double-row wheels, and one side of the two synchronous belts is respectively wound around the corresponding single-row wheels.

[0009] Preferably, a control assembly is provided on the shelf body, and the control assembly includes a driven bevel gear fixedly mounted on the corresponding bidirectional threaded rod, a transmission shaft is rotatably connected to one side of the shelf body, one end of the transmission shaft is fixedly connected to an active bevel gear, the active bevel gear is meshed with the driven bevel gear, and an end of the transmission shaft away from the active bevel gear is fixedly connected to a crank handle, and the arranged control assembly can conveniently drive the bidirectional threaded rod to rotate, which is convenient for personnel to use.

[0010] Preferably, two positioning rods are fixedly connected to one side of the two mounting plates, and the four positioning rods are respectively slidably extended into the corresponding extension frames. The arranged positioning rods can ensure that the threaded movable sleeve can be extended and retracted more smoothly.

[0011] Preferably, one end of the positioning rod is fixedly connected to a limiting plate, and the limiting plate is made of wear-resistant plastic material. The setting of the limiting plate can limit the moving distance of the threaded moving sleeve to prevent it from moving too far and detaching from the bidirectional threaded rod.

[0012] Preferably, a connecting plate is fixedly connected to the bottom of the expansion rack, three auxiliary boxes are fixedly connected to the bottom of the shelf body, support plates are slidably and interlaced on both sides of the auxiliary boxes, one side of the support plate is connected to the corresponding connecting plate, and the expansion rack can be conveniently supported by using the connecting plate, auxiliary box and support plate in combination to prevent the expansion rack from being deformed due to excessive load.

[0013] Preferably, the bottoms of the corresponding four shelf bodies are fixedly connected with a plurality of columns, the bottom ends of the columns are connected to the corresponding shelf bodies, and both ends of the columns are fixedly connected with a plurality of reinforcement plates, which are connected to the corresponding shelf bodies. By using the provided columns and reinforcement plates in combination, a plurality of shelf bodies can be connected into one while ensuring the connection strength.

[0014] Preferably, a plurality of placement columns are fixedly connected to the bottom of the corresponding shelf body, and a base is fixedly connected to the bottom of the placement columns. The shelf body can be conveniently placed on the ground by using the placement columns and the base in combination.

[0015] Preferably, an anti-skid pad is fixedly connected to the top of the shelf body, and the anti-skid pad is made of rubber material. The anti-skid pad can facilitate the placement of goods and prevent the goods from slipping.

[0016] Beneficial Effects

[0017] The utility model provides a multi-layer logistics storage shelf. Compared with the prior art, it has the following beneficial effects:

[0018] (1) The multi-layer logistics storage shelf can adjust the telescopic length of the expansion rack according to the amount of goods to be placed through the expansion mechanism. At the same time, it can be retracted into the shelf body when it is idle or there are fewer goods placed, thereby reducing its occupied area and making it convenient for people to work in the warehouse.

[0019] (2) The multi-layer logistics storage shelf can support the expansion rack after it is actively extended by using the auxiliary box and the support plate, so as to prevent the expansion rack from being deformed when a large amount of goods are placed on it, thereby increasing its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0021] Figure 2 It is a schematic cross-sectional structure diagram of the shelf body of the utility model;

[0022] Figure 3 It is a schematic diagram of the related structures of the expansion mechanism and the control component in the utility model;

[0023] Figure 4 It is a relevant assembly drawing of the expansion rack in the utility model.

[0024] In the figure: 1. Shelf body; 2. Extension rack; 3. Threaded moving sleeve; 4. Mounting plate; 5. Bidirectional threaded rod; 6. Single-row wheel; 7. Double-row wheel; 8. Synchronous belt; 9. Driven bevel gear; 10. Transmission shaft; 11. Active bevel gear; 12. Crank handle; 13. Positioning rod; 14. Limiting plate; 15. Connecting plate; 16. Auxiliary box; 17. Support plate; 18. Column; 19. Reinforcement sheet; 20. Placement column; 21. Base; 22. Anti-slip mat. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1:

[0027] See also Figure 1 , Figure 2 and Figure 3 A multi-layer logistics storage shelf, comprising five shelf bodies 1, both sides of the five shelf bodies 1 are slidably connected with expansion racks 2, and the shelf bodies 1 are provided with expansion mechanisms capable of adjusting the telescopic length of the expansion racks 2 according to the number of goods placed;

[0028] The expansion mechanism includes six threaded movable sleeves 3 respectively connected to the two expansion frames 2, two mounting plates 4 are fixedly connected inside the shelf body 1, three bidirectional threaded rods 5 are rotatably connected and penetrated on the two mounting plates 4, and the two ends of the three bidirectional threaded rods 5 are respectively threaded through the corresponding threaded movable sleeves 3, and the corresponding two bidirectional threaded rods 5 are fixedly sleeved with single-row wheels 6, and the corresponding two-way threaded rods 5 are fixedly sleeved with double-row wheels 7, and two synchronous belts 8 are wound around the double-row wheels 7, and one side of the two synchronous belts 8 is respectively wound around the corresponding single-row wheels 6; a control component is provided on the shelf body 1, and the control component includes a driven bevel gear 9 fixedly sleeved on the corresponding bidirectional threaded rod 5, and a transmission shaft 10 is rotatably connected and penetrated on one side of the shelf body 1, and one end of the transmission shaft 10 is fixedly connected with an active bevel gear 11, which meshes with the driven bevel gear 9, and the end of the transmission shaft 10 away from the active bevel gear 11 is fixedly connected with a crank 12.

[0029] Embodiment 2:

[0030] See also Figures 1 to 4, this embodiment provides a technical solution based on the first embodiment: two positioning rods 13 are fixedly connected to one side of the two mounting plates 4, and the four positioning rods 13 are slidably extended into the corresponding extension rack 2 respectively; one end of the positioning rod 13 is fixedly connected to a limit plate 14, and the limit plate 14 is made of wear-resistant plastic material; a connecting plate 15 is fixedly connected to the bottom of the extension rack 2, and three auxiliary boxes 16 are fixedly connected to the bottom of the shelf body 1, and both sides of the auxiliary box 16 are slidably connected with a support plate 17, and one side of the support plate 17 is connected to the corresponding connecting plate 15; a plurality of columns 18 are fixedly connected to the bottom of the corresponding four shelf bodies 1, and the bottom ends of the columns 18 are connected to the corresponding shelf bodies 1, and a plurality of reinforcing plates 19 are fixedly connected to both ends of the columns 18, and the reinforcing plates 19 are connected to the corresponding shelf bodies 1; a plurality of placement columns 20 are fixedly connected to the bottom of the corresponding shelf body 1, and a base 21 is fixedly connected to the bottom of the placement column 20; an anti-slip pad 22 is fixedly connected to the top of the shelf body 1, and the anti-slip pad 22 is made of rubber material.

[0031] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0032] Working principle: When there are fewer goods to be placed and the expansion rack 2 needs to be retracted to reduce the floor space, the operator only needs to turn the crank 12, and the crank 12 drives the active bevel gear 11 to rotate through the transmission shaft 10, and the active bevel gear 11 drives the driven bevel gear 9 meshing with it to rotate, and the driven bevel gear 9 drives the connected two-way threaded rod 5 to rotate, and the two-way threaded rod 5 drives the other two two-way threaded rods 5 to rotate through the single-row wheel 6, the double-row wheel 7 and the synchronous belt 8. At this time, the three two-way threaded rods 5 keep rotating synchronously, and the two-way threaded rod 5 drives the two threaded movable sleeves 3 installed on different threaded surfaces thereof to approach each other. At this time, the two expansion racks 2 are both retracted into the shelf body 1, and the support plate 17 is also retracted into the auxiliary box 16. If the expansion rack 2 needs to be extended, only the reverse operation is required.

[0033] 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.

[0034] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-layer logistics storage shelf, comprising five shelf bodies (1), characterized in that: Both sides of the five shelf bodies (1) are slidably connected with expansion racks (2), and the shelf bodies (1) are provided with expansion mechanisms capable of adjusting the telescopic length of the expansion racks (2) according to the amount of goods placed; The expansion mechanism comprises six threaded movable sleeves (3) respectively connected to two expansion racks (2); two mounting plates (4) are fixedly connected inside the rack body (1); three bidirectional threaded rods (5) are rotatably connected to the two mounting plates (4); two ends of the three bidirectional threaded rods (5) are respectively threadedly connected to the corresponding threaded movable sleeves (3); single-row wheels (6) are fixedly sleeved on the corresponding two bidirectional threaded rods (5); double-row wheels (7) are fixedly sleeved on the corresponding two-way threaded rods (5); two synchronous belts (8) are wound around the double-row wheels (7); one side of the two synchronous belts (8) is respectively wound around the corresponding single-row wheels (6).

2. A multi-layer logistics storage shelf according to claim 1, characterized in that: The shelf body (1) is provided with a control assembly, the control assembly comprising a driven bevel gear (9) fixedly sleeved on a corresponding bidirectional threaded rod (5); a transmission shaft (10) is rotatably connected to one side of the shelf body (1); one end of the transmission shaft (10) is fixedly connected to an active bevel gear (11); the active bevel gear (11) is meshed with the driven bevel gear (9); and one end of the transmission shaft (10) away from the active bevel gear (11) is fixedly connected to a crank (12).

3. A multi-layer logistics storage shelf according to claim 1, characterized in that: Two positioning rods (13) are fixedly connected to one side of each of the two mounting plates (4), and the four positioning rods (13) are slidably extended into the corresponding expansion racks (2) respectively.

4. A multi-layer logistics storage shelf according to claim 3, characterized in that: One end of the positioning rod (13) is fixedly connected to a limiting plate (14), and the limiting plate (14) is made of wear-resistant plastic material.

5. The multi-layer logistics storage shelf according to claim 1 is characterized by: The bottom of the expansion rack (2) is fixedly connected to a connecting plate (15), the bottom of the shelf body (1) is fixedly connected to three auxiliary boxes (16), both sides of the auxiliary boxes (16) are slidably connected to support plates (17), and one side of the support plate (17) is connected to the corresponding connecting plate (15).

6. A multi-layer logistics storage shelf according to claim 1, characterized in that: The bottoms of the corresponding four shelf bodies (1) are fixedly connected with a plurality of columns (18), the bottom ends of the columns (18) are connected to the corresponding shelf bodies (1), and the two ends of the columns (18) are fixedly connected with a plurality of reinforcing plates (19), and the reinforcing plates (19) are connected to the corresponding shelf bodies (1).

7. The multi-layer logistics storage shelf according to claim 1, characterized in that: The bottom of the corresponding shelf body (1) is fixedly connected to a plurality of placement columns (20), and the bottom of the placement columns (20) is fixedly connected to a base (21).

8. The multi-layer logistics storage shelf according to claim 1, characterized in that: The top of the shelf body (1) is fixedly connected with an anti-skid pad (22), and the anti-skid pad (22) is made of rubber material.

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