Cold chain warehouse loading and unloading platform

Abstract

The utility model relates to the technical field of loading and unloading platforms, in particular to a cold chain warehouse loading and unloading platform which comprises a movable seat, a mounting plate and a mounting frame. A lifting mechanism for adjusting the height of the mounting plate is arranged on the moving seat, one end of the mounting frame is rotationally connected with the mounting plate, and a conveying mechanism is arranged on the mounting frame; a hydraulic cylinder is rotationally arranged on the mounting plate, the other end of the hydraulic cylinder is rotationally connected with the mounting frame, and the hydraulic cylinder is located below the mounting frame. The lifting mechanism drives the mounting plate to move up and down, the height of the mounting plate can be adjusted according to the height of the carriage, applicability is higher, cargoes are driven to move through the conveying mechanism, manual carrying of the cargoes is not needed, manpower is saved, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of loading and unloading platforms, in particular to a loading and unloading platform for a cold chain warehouse. Background Art

[0002] When loading and unloading goods in a cold chain logistics warehouse, great flexibility is required, and short handling and conveying time and high efficiency are demanded. The existing loading and unloading platform is to build a platform higher than the ground with concrete to realize the docking of goods between the cold storage and the truck. The fixed platform cannot be adjusted according to different trucks during loading and unloading, which is inconvenient to use.

[0003] Chinese Patent with the authorization announcement number CN212291506U discloses a loading and unloading platform for a cold chain warehouse, which is arranged on the cold storage partition wall at the warehouse door, and the first opening door and the second opening door are arranged on both sides of the cold storage partition wall; it includes a platform body, and the platform body includes a first goods placement panel, a second goods placement panel and a driving mechanism; one end of the first goods placement panel is hinged to one end of the second goods placement panel to form a fulcrum part, and the other end of the first goods placement panel and the other end of the second goods placement panel simultaneously face the first opening door or the second opening door; a lifting module is arranged between the first goods placement panel and the second goods placement panel; the lifting module includes a cross-linkage group and a bidirectional driving cylinder, and the bidirectional driving cylinder drives the cross-linkage group to do telescopic movement; the rotating shaft of the driving mechanism is connected to the fulcrum part, and the driving mechanism drives the fulcrum part to do circular motion around the midpoint of the fulcrum part itself. The loading and unloading platform for the cold chain warehouse solves the problem of high difficulty in unloading and shipping due to the height difference between the goods and the loading and unloading platform.

[0004] However, the above technical solution has the following defects: in the above loading and unloading platform for the cold chain warehouse, the second goods placement panel is a flat plate, and when the goods are loaded and unloaded without tools, the friction between the goods and the goods placement panel is large, which is inconvenient for loading and unloading. Summary of the Utility Model

[0005] The purpose of the utility model is to propose a loading and unloading platform for a cold chain warehouse aiming at the problems existing in the background art.

[0006] The technical solution of the utility model: a loading and unloading platform for a cold chain warehouse, including a moving seat, a mounting plate and a mounting frame;

[0007] A lifting mechanism for adjusting the height of the mounting plate is arranged on the moving seat, one end of the mounting frame is rotatably connected to the mounting plate, and a conveying mechanism is arranged on the mounting frame;

[0008] A hydraulic cylinder is rotatably arranged on the mounting plate, the other end of the hydraulic cylinder is rotatably connected to the mounting frame, and the hydraulic cylinder is located below the mounting frame.

[0009] Preferably, the conveying mechanism includes rollers;

[0010] There are multiple rotating shafts rotatably arranged on the mounting frame. The multiple rotating shafts are arranged side by side on the mounting frame. There are multiple rollers, and the rollers are respectively connected to the multiple rotating shafts.

[0011] A driving mechanism is provided on the mounting frame, and the driving mechanism is in transmission connection with the multiple rotating shafts to rotate in the same direction.

[0012] Preferably, the driving mechanism includes a transmission belt.

[0013] Two belt pulleys are provided on each of the multiple rotating shafts. The belt pulleys are coaxially distributed with the rotating shafts. There are multiple transmission belts, and the transmission belts are respectively in transmission cooperation connection with the belt pulleys on two adjacent rotating shafts.

[0014] A driving motor is provided on the mounting frame, and the driving motor is in transmission connection with a rotating shaft located at the outermost side.

[0015] Preferably, the lifting mechanism includes a support rod and a bidirectional lead screw.

[0016] The bidirectional lead screw is rotatably connected to the moving seat, and a driving component is provided on the moving seat. The driving component is in transmission connection with the bidirectional lead screw.

[0017] Two sliders are slidably provided on the moving seat. The two sliders are in threaded fit with the bidirectional lead screw, and the two sliders are symmetrically distributed on the bidirectional lead screw.

[0018] There are two support rods. One ends of the two support rods are respectively rotatably connected to the two sliders, and the other ends of the support rods are both rotatably connected to the lower end of the mounting plate. The support rods are symmetrically distributed on the mounting plate.

[0019] Preferably, a support plate a and a support plate b are respectively rotatably provided at both ends of the mounting frame.

[0020] Preferably, a plurality of spring a are provided at the upper end of the moving seat, and a plurality of spring b are provided on the mounting plate.

[0021] Preferably, a plurality of universal wheels are provided at the lower end of the moving seat and are evenly distributed on the moving seat.

[0022] Compared with the prior art, the above technical solutions of the present utility model have the following beneficial technical effects:

[0023] 1. In the present utility model, the lifting mechanism drives the mounting plate to move up and down, and the height of the mounting plate can be adjusted according to the height of the carriage, so the applicability is stronger.

[0024] 2. In the present utility model, the conveying mechanism drives the goods to move, and there is no need to manually move the goods, which saves manpower and improves efficiency.

[0025] 3. In the present utility model, the support plate a and the support plate b on the mounting frame prevent gaps from existing between the loading and unloading platform and the carriage, making the loading and unloading process safer. Description of the Drawings

[0026] Figure 1 This is a perspective view of a loading and unloading platform for a cold storage warehouse proposed by the present utility model.

[0027] Figure 2 This is a schematic structural diagram of the use state of an embodiment proposed by the present utility model.

[0028] Figure 3 This is a side view of a loading and unloading platform for a cold storage warehouse proposed by the present utility model.

[0029] Reference numerals: 1, moving seat; 2, slider; 3, support rod; 4, drive assembly; 5, mounting plate; 6, universal wheel; 7, spring a; 8, support plate a; 9, mounting frame; 10, roller; 11, support plate b; 12, hydraulic cylinder; 13, spring b; 14, drive motor; 15, transmission belt; 16, belt pulley; 17, rotating shaft; 18, bidirectional lead screw. Detailed implementation manner

[0030] Embodiment 1

[0031] As Figures 1 - 3 shown, a loading and unloading platform for a cold storage warehouse proposed by the present utility model includes a moving seat 1, a mounting plate 5 and a mounting frame 9;

[0032] A lifting mechanism for adjusting the height of the mounting plate 5 is provided on the moving seat 1. A plurality of universal wheels 6 are provided at the lower end of the moving seat 1 and are evenly distributed on the moving seat 1. One end of the mounting frame 9 is rotatably connected to the mounting plate 5, and a conveying mechanism is provided on the mounting frame 9.

[0033] Furthermore, support plates a 8 and support plates b 11 are respectively rotatably provided at both ends of the mounting frame 9. The support plate a 8 can be lapped on the platform at the cold storage door, and the support plate b 11 is lapped on the carriage.

[0034] A hydraulic cylinder 12 is rotatably provided on the mounting plate 5. The other end of the hydraulic cylinder 12 is rotatably connected to the mounting frame 9. The hydraulic cylinder 12 is located below the mounting frame 9.

[0035] Furthermore, a plurality of springs a 7 are provided at the upper end of the moving seat 1, and a plurality of springs b 13 are provided on the mounting plate 5. When the mounting plate 5 descends, the springs a 7 are compressed, and when the lifting mechanism drives the mounting plate 5 to rise, the springs a 7 release energy to assist the mounting plate 5 to rise.

[0036] In the present utility model, the loading and unloading platform is moved to a suitable position. The lifting mechanism drives the mounting plate 5 to move up and down so that the supporting plate a8 is lapped on the warehouse floor. The hydraulic cylinder 12 is started to drive one end of the mounting frame 9 to rise, and the other end of the mounting frame 9 rotates on the mounting plate 5. The supporting plate b11 is lapped on the carriage, preventing a gap between the loading and unloading platform and the carriage. The goods are moved into the carriage through the conveying mechanism on the loading and unloading platform. In the present utility model, the height of the mounting plate 5 can be adjusted according to the height of the carriage, with stronger applicability. The goods are driven to move by the conveying mechanism, saving manpower and improving efficiency.

[0037] Embodiment 2

[0038] As Figures 1 - 2 shown, a cold chain warehouse loading and unloading platform proposed by the present utility model. Compared with Embodiment 1, in this embodiment, the conveying mechanism includes rollers 10;

[0039] A plurality of rotating shafts 17 are rotatably provided on the mounting frame 9. The plurality of rotating shafts 17 are arranged side by side on the mounting frame 9. A plurality of rollers 10 are provided, and the rollers 10 are respectively connected to the plurality of rotating shafts 17;

[0040] A driving mechanism is provided on the mounting frame 9, and the driving mechanism is in transmission connection with the plurality of rotating shafts 17 to rotate in the same direction.

[0041] Furthermore, a plurality of convex blocks are provided on the outer peripheral surface of the roller 10, increasing the friction between the goods and the roller 10.

[0042] The driving mechanism includes a transmission belt 15;

[0043] Two belt pulleys 16 are provided on each of the plurality of rotating shafts 17. The belt pulleys 16 are coaxially distributed with the rotating shafts 17. A plurality of transmission belts 15 are provided, and the transmission belts 15 are respectively in transmission cooperation connection with the belt pulleys 16 on two adjacent rotating shafts 17;

[0044] The mounting frame 9 is provided with a driving motor 14, and the driving motor 14 is in transmission connection with a rotating shaft 17 located on the side.

[0045] In this embodiment, the driving motor 14 drives a rotating shaft 17 and the roller 10 to rotate. Two adjacent rotating shafts 17 are connected in cooperation through the belt pulleys 16 and the transmission belt 15. The plurality of rotating shafts 17 drive the rollers 10 to rotate in the same direction, and the rollers 10 drive the goods above to move.

[0046] Embodiment 3

[0047] As Figures 2 - 3 shown, a cold chain warehouse loading and unloading platform proposed by the present utility model. Compared with Embodiment 1, in this embodiment, the lifting mechanism includes a support rod 3 and a bidirectional lead screw 18;

[0048] The bidirectional lead screw 18 is rotationally connected to the moving seat 1, and a driving assembly 4 is provided on the moving seat 1. The driving assembly 4 is drivingly connected to the bidirectional lead screw 18;

[0049] Two sliders 2 are slidably provided on the moving seat 1. The two sliders 2 are in threaded engagement with the bidirectional lead screw 18, and the two sliders 2 are symmetrically distributed on the bidirectional lead screw 18;

[0050] There are two support rods 3. One ends of the two support rods 3 are respectively rotationally connected to the two sliders 2, and the other ends of the support rods 3 are both rotationally connected to the lower end of the mounting plate 5. The support rods 3 are symmetrically distributed on the mounting plate 5, and the connection points of the support rods 3 on the mounting plate 5 are located between the two sliders 2.

[0051] In this embodiment, the driving assembly 4 drives the bidirectional lead screw 18 to rotate. The two sliders 2 are in threaded engagement with the bidirectional lead screw 18, and the two sliders 2 slide on the upper end of the moving seat 1. When the two sliders 2 gradually approach each other, the lower ends of the two support rods 3 approach each other and lift the mounting plate 5. When the two sliders 2 move away from each other, they drive the mounting plate 5 to move downward.

[0052] The above has described in detail the embodiments of the present invention with reference to the accompanying drawings. However, the present invention is not limited thereto. Various changes can be made within the scope of knowledge possessed by those skilled in the art without departing from the gist of the present invention.

Claims

1. A cold chain warehouse loading and unloading platform, characterized in that It includes a moving seat (1), a mounting plate (5) and a mounting frame (9); A lifting mechanism for adjusting the height of the mounting plate (5) is provided on the moving seat (1). One end of the mounting frame (9) is rotatably connected to the mounting plate (5), and a conveying mechanism is provided on the mounting frame (9); A hydraulic cylinder (12) is rotatably provided on the mounting plate (5), and the other end of the hydraulic cylinder (12) is rotatably connected to the mounting frame (9). The hydraulic cylinder (12) is located below the mounting frame (9).

2. The cold chain warehouse loading and unloading platform according to claim 1, characterized in that, The conveying mechanism includes rollers (10); A plurality of rotating shafts (17) are rotatably provided on the mounting frame (9), and the plurality of rotating shafts (17) are arranged side by side on the mounting frame (9). A plurality of rollers (10) are provided, and the rollers (10) are respectively connected to the plurality of rotating shafts (17); A driving mechanism is provided on the mounting frame (9), and the driving mechanism drives the plurality of rotating shafts (17) to rotate in the same direction.

3. The cold chain warehouse loading and unloading platform according to claim 2, wherein, The driving mechanism includes a transmission belt (15); Two belt pulleys (16) are provided on each of the plurality of rotating shafts (17), and the belt pulleys (16) are coaxially distributed with the rotating shafts (17). A plurality of transmission belts (15) are provided, and the transmission belts (15) are respectively in transmission cooperation connection with the belt pulleys (16) on two adjacent rotating shafts (17); A driving motor (14) is provided on the mounting frame (9), and the driving motor (14) is in transmission connection with a rotating shaft (17) located at the outermost side.

4. The cold chain warehouse loading and unloading platform according to claim 1, characterized in that, The lifting mechanism includes a support rod (3) and a bidirectional lead screw (18); The bidirectional lead screw (18) is rotatably connected to the moving seat (1), and a driving assembly (4) is provided on the moving seat (1). The driving assembly (4) is in transmission connection with the bidirectional lead screw (18); Two sliders (2) are slidably provided on the moving seat (1), and the two sliders (2) are in threaded fit connection with the bidirectional lead screw (18). The two sliders (2) are symmetrically distributed on the bidirectional lead screw (18); Two support rods (3) are provided. One end of each of the two support rods (3) is rotatably connected to the two sliders (2) respectively, and the other end of the support rods (3) is rotatably connected to the lower end of the mounting plate (5). The support rods (3) are symmetrically distributed on the mounting plate (5).

5. A cold chain warehouse loading and unloading platform according to claim 1, characterized in that, Support plates a (8) and support plates b (11) are respectively rotatably provided at both ends of the mounting frame (9).

6. The cold chain warehouse loading and unloading platform according to claim 1, wherein A plurality of spring a (7) are provided at the upper end of the moving seat (1), and a plurality of spring b (13) are provided on the mounting plate (5).

7. A cold chain warehouse loading and unloading platform according to claim 1, characterized in that, A plurality of universal wheels (6) are provided at the lower end of the moving seat (1) and are evenly distributed on the moving seat (1).

Images