CN210064572U

CN210064572U - Loading and unloading platform for logistics

Info

Publication number: CN210064572U
Application number: CN201920370339.9U
Authority: CN
Inventors: 丁立群
Original assignee: Wuhan University of Technology WUT; Wuhan Technical College of Communications
Current assignee: Wuhan University of Technology WUT; Wuhan Technical College of Communications
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-14
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to the technical field of logistics, in particular to a loading and unloading platform for logistics, which solves the defect that rollers can not be folded when the platform is supported after moving in the prior art, and comprises a main platform, an auxiliary platform, guardrails, support legs and the rollers, wherein the side walls of the two sides of the main platform are fixedly provided with the auxiliary platform through rotating shafts, the side walls of the auxiliary platform are provided with first rolling wheels, the side walls of the two sides of the main platform are fixedly welded with the guardrails, the guardrails and the auxiliary platform are fixedly connected through chains, the two sides of the bottom of the main platform are fixedly welded with first mounting seats, the support legs are fixedly arranged at the bottom of the first mounting seats through cylinders, the utility model can pull back the rollers through the cylinders when in use, thereby avoiding the situation that the support legs still slide under the condition of contacting the ground, and a chain structure is arranged at one side of the auxiliary platform, the angle of the auxiliary platform can be conveniently adjusted.

Description

Loading and unloading platform for logistics

Technical Field

The utility model relates to a commodity circulation technical field especially relates to a loading and unloading goods platform for commodity circulation.

Background

The logistics industry is a composite service industry which integrates the transportation industry, the storage industry, the goods generation industry, the information industry and the like, is an important component of national economy, has wide related fields, has a large number of people in absorbing and accepting employment, has great effects of promoting production and pulling consumption, and plays an important role in promoting the adjustment of industrial structures, changing economic development modes, enhancing the competitiveness of the national economy and the like.

In the logistics transportation process, the loading and unloading platform is used more, the rollers and the support legs are mounted on the loading and unloading platform, but when the loading and unloading platform is moved to a fixed position and then supported, the rollers cannot be folded and still fall on the ground, and therefore slipping is easy to occur under the supporting condition.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the roller cannot be folded when the platform in the prior art is supported after being moved, and providing a loading and unloading platform for logistics.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a loading and unloading platform for logistics comprises a main platform, auxiliary platforms, guardrails, support legs and idler wheels, wherein the auxiliary platforms are fixedly arranged on the side walls of the two sides of the main platform through rotating shafts, first rolling wheels are arranged on the side walls of the auxiliary platforms, the guardrails are fixedly welded on the side walls of the two sides of the main platform, the guardrails and the auxiliary platforms are fixedly connected through chains, first installation seats are fixedly welded on the two sides of the bottom of the main platform, the support legs are fixedly arranged on the bottom of the first installation seats through air cylinders, air cylinders are welded on the bottom of the main platform, installation discs are welded on the bottom of the air cylinders, linkage rods are arranged in the middle of the bottom of the main platform through second installation seats, installation rods are fixedly arranged on one side of the middle of the side walls of the main platform through third installation seats, the idler wheels are arranged at the bottom ends of the installation rods, the installation rods are fixedly connected with the linkage rods, and the middle installation shafts of the two linkage rods, and inside one side of gangbar is provided with the locating lever through first spring activity, and the welding of one end of locating lever has the fixed plate, and the lateral wall of mounting disc is arranged in to the other end of locating lever, is provided with stop device between mounting disc and the locating lever, and the inside of head rod also is provided with stop device, and stop device includes spacing lug, the limiting plate, second spring and cavity, the cavity has all been seted up to the inside of mounting disc and head rod, there is the limiting plate inner wall one side of cavity through second spring swing joint, and the welding of one side of limiting plate has spacing lug.

Preferably, a second winding wheel is installed on the side wall of the guardrail close to the auxiliary platform, and a chain is connected between the first winding wheel and the second winding wheel.

Preferably, a second mounting seat is fixedly welded in the middle of the bottom of the main platform, and a linkage rod is mounted on one side of the second mounting seat through a fixing pin.

Preferably, a third mounting seat is fixedly mounted on one side of the middle of the side wall of the main platform, and a mounting rod is fixedly mounted on one side of the third mounting seat.

Preferably, a first connecting rod is welded on one side of the linkage rod, a second connecting rod is welded on the other side of the first connecting rod, and the second connecting rod is fixedly connected with the mounting disc through welding.

Preferably, a first spring is welded on one side of the inner wall of the linkage rod, and the other end of the first spring is welded and fixed on one side of the fixing plate.

Preferably, a second spring is welded on one side of the inner wall of the cavity, and the other end of the second spring is welded and fixed on one side of the limiting plate.

Compared with the prior art, the utility model discloses can pack up the gyro wheel pull back through the cylinder when using, avoid still having the condition of slipperiness to take place under the condition of stabilizer blade contact ground, at vice platform side-mounting chain rolling structure in addition, the convenience carries out the regulation of angle to vice platform.

Drawings

Fig. 1 is a schematic structural view of a loading and unloading platform for logistics according to the present invention;

fig. 2 is a schematic view of the linkage rod and the cylinder of the loading and unloading platform for logistics according to the present invention;

fig. 3 is a schematic structural view of a limiting device of a loading and unloading platform for logistics according to the present invention.

In the figure: the device comprises a main platform 1, a first mounting seat 11, a second mounting seat 12, a third mounting seat 13, a secondary platform 2, a first reel 21, a guardrail 3, a second reel 31, a cylinder 4, a mounting disc 41, support legs 5, rollers 6, a mounting rod 7, a linkage rod 8, a positioning rod 81, a fixing plate 82, a first connecting rod 83, a second connecting rod 84, a first spring 85, a limiting device 9, a limiting convex column 91, a limiting plate 92, a second spring 93 and a cavity 94.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a cargo loading and unloading platform for logistics comprises a main platform 1, an auxiliary platform 2, guardrails 3, support legs 5 and rollers 6, wherein the auxiliary platform 2 is fixedly installed on the side walls of two sides of the main platform 1 through a rotating shaft, a first rolling wheel 21 is installed on the side wall of the auxiliary platform 2, the guardrails 3 are fixedly welded on the side walls of two sides of the main platform 1, a second rolling wheel 31 is installed on the side wall of the guardrail 3 close to the auxiliary platform 2, the second rolling wheel 31 is used for driving the auxiliary platform 2 to adjust the inclination of the auxiliary platform through a chain and the second rolling wheel 21, the chain is connected between the first rolling wheel 21 and the second rolling wheel 31, first installation seats 11 are fixedly welded on two sides of the bottom of the main platform 1, the support legs 5 are fixedly installed on the bottom of the first installation seats 11 through cylinders 4, the cylinders 4 are welded on the bottom of the main platform 1, and installation discs 41;

a second mounting seat 12 is fixedly welded in the middle of the bottom of the main platform 1, a linkage rod 8 is mounted on one side of the second mounting seat 12 through a fixing pin, the linkage rod 8 is used for driving a mounting rod 7 to move so as to drive a roller 6 to rise or fall, a third mounting seat 13 is fixedly mounted on one side of the middle of the side wall of the main platform 1, a mounting rod 7 is fixedly mounted on one side of the third mounting seat 13, the roller 6 is mounted at the bottom end of the mounting rod 7 through a mounting shaft, the mounting rod 7 is fixedly connected with the linkage rod 8, the middle of the two linkage rods 8 is fixedly connected with a mounting disc 41 through a first connecting rod 83 and a second connecting rod 84 in sequence, a positioning rod 81 is movably arranged on one side of the inner part of the linkage rod 8 through a first spring 85, the positioning rod 81 is used for fixing the linkage rod 8, a fixing plate 82 is welded at one end of the, a limiting device 9 is arranged between the mounting disc 41 and the positioning rod 81, the limiting device 9 is used for limiting and fixing the positioning rod 81 so as to ensure that the linkage rods 8 on the two sides are in a fixed state and cannot be loosened, the limiting device 9 is also arranged inside the first connecting rod 83, the limiting device 9 comprises a limiting lug 91, a limiting plate 92, a second spring 93 and a cavity 94, the cavities 94 are respectively arranged inside the mounting disc 41 and the first connecting rod 83, the limiting plate 92 is movably connected to one side of the inner wall of the cavity 94 through the second spring 93, and the limiting lug 91 is welded to one side of the limiting plate 92;

specifically, one side welding of gangbar 8 has first connecting rod 83, the opposite side welding of first connecting rod 83 has second connecting rod 84, second connecting rod 84 passes through welded fastening with mounting disc 41 and is connected, the welding of inner wall one side of gangbar 8 has first spring 85, first spring 85 is for the resilience of convenient locating lever 81, the other end welded fastening of first spring 85 is in one side of fixed plate 82, fixed plate 82 is used for restricting the position that pops out of spacing lug 91, and the welding of inner wall one side of cavity 94 has second spring 93, the other end welded fastening of second spring 93 is in one side of limiting plate 92.

In the first embodiment, when the roller 6 is put down (i.e. when the platform is moved), the cylinder 4 is actuated (the secondary cylinder 4 is the one connected to the linkage rod 8), the mounting plate 41 is driven to extend outward, and simultaneously the linkage rods 8 on both sides are driven to slowly extend outward from the retracted state, when the position shown in fig. 2 is reached (i.e. the linkage rods 8 on both sides are extended to the horizontal position), the cylinder 4 is stopped, the roller 6 at this time contacts the ground (and the cylinder 4 connected to the support leg 5 is actuated, so that the support leg 5 is driven to move upward), then the limit projection 91 on one side of the first connecting rod 83 is pressed down, the position projection 91 is pressed into the cavity 94, so that the positioning rod 81 can move, the positioning rod 81 is pulled out to one side of the mounting plate 41 (in this process, the limit projection 91 on one side of the first connecting rod 83 is abutted by the positioning rod 81), the limit projection 91 on one side of the mounting plate 41 is also pressed into the cavity 94, and the positioning rod 81, the platform can then be moved.

In the second embodiment, when the roller 6 is retracted (i.e. after the platform is fixed), after the roller is moved to the fixed position, the cylinder 4 connected to the support leg 5 is actuated to drive the support leg 5 to descend and support on the ground and then close, then the limit protrusion 91 on one side of the mounting plate 41 is pressed into the cavity 94 to separate the positioning rod 81 from the mounting plate 41, then the positioning rod 81 is rebounded back under the elastic force of the first spring 85, the positioning rod 81 is slightly pulled during rebounding to prevent all of the positioning rod from rebounding into the linkage rod 8, when rebounding to the first connecting rod 83, the positioning rod 81 is manually moved slowly into the linkage rod 8, when the right end of the positioning rod 81 is moved to the position of the limit protrusion 91 of the first connecting rod 83, the limit protrusion 91 is directly popped out from the hole to limit and fix the positioning rod 81, then the positioning rod 81 on the other side is also moved to the first connecting rod 83 and is limited and fixed, then the cylinder, the roller 6 is lifted off the ground, the cylinder 4 is closed after the roller is lifted off the ground, and the platform can not move any more.

In addition, the inclination of the auxiliary platform 2 is adjusted according to the situation, and the second winding wheel 31 is rotated to wind and unwind the chain to drive the auxiliary platform 2 to adjust the angle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A loading and unloading platform for logistics comprises a main platform (1), auxiliary platforms (2), guardrails (3), support legs (5) and rollers (6), wherein the auxiliary platforms (2) are fixedly installed on the side walls of the two sides of the main platform (1) through rotating shafts, first winding wheels (21) are installed on the side walls of the auxiliary platforms (2), the guardrails (3) are fixedly welded on the side walls of the two sides of the main platform (1), the guardrails (3) and the auxiliary platforms (2) are fixedly connected through chains, first installation seats (11) are fixedly welded on the two sides of the bottom of the main platform (1), the support legs (5) are fixedly installed at the bottoms of the first installation seats (11) through cylinders (4), the cylinders (4) are welded at the bottoms of the main platform (1), and installation discs (41) are welded at the bottoms of the cylinders (4), and are characterized in that a linkage rod (8) is installed in the middle of the bottom of the main platform (1) through a second installation seat (12), the middle one side of main platform (1) lateral wall has installation pole (7) through third mount pad (13) fixed mounting, and gyro wheel (6) are installed through the installation axle to installation pole (7) and gangbar (8) fixed connection, two the centre of gangbar (8) loops through first connecting rod (83) and second connecting rod (84) and mounting disc (41) fixed connection, and the inside one side of gangbar (8) is provided with locating lever (81) through first spring (85) activity, and the one end welding of locating lever (81) has fixed plate (82), and the lateral wall of mounting disc (41) is arranged in to the other end of locating lever (81), is provided with stop device (9) between mounting disc (41) and locating lever (81) to the inside of first connecting rod (83) also is provided with stop device (9), stop device (9) are including spacing lug (91), Limiting plate (92), second spring (93) and cavity (94), cavity (94) have all been seted up to the inside of mounting disc (41) and head rod (83), and there is limiting plate (92) inner wall one side of cavity (94) through second spring (93) swing joint, and one side welding of limiting plate (92) has spacing lug (91).

2. A loading and unloading platform for logistics according to claim 1, characterized in that the side wall of the guardrail (3) close to the secondary platform (2) is provided with a second reel (31), and a chain is connected between the first reel (21) and the second reel (31).

3. A loading and unloading platform for logistics according to claim 1, characterized in that a second mounting seat (12) is welded and fixed in the middle of the bottom of the main platform (1), and a linkage rod (8) is installed on one side of the second mounting seat (12) through a fixing pin.

4. A loading and unloading platform for logistics according to claim 1, characterized in that a third mounting seat (13) is fixedly mounted on one side of the middle of the side wall of the main platform (1), and a mounting rod (7) is fixedly mounted on one side of the third mounting seat (13).

5. A loading and unloading platform for logistics according to claim 1, wherein a first connecting rod (83) is welded on one side of the linkage rod (8), a second connecting rod (84) is welded on the other side of the first connecting rod (83), and the second connecting rod (84) is fixedly connected with the mounting disc (41) through welding.

6. The loading and unloading platform for the logistics according to claim 1 is characterized in that one side of the inner wall of the linkage rod (8) is welded with a first spring (85), and the other end of the first spring (85) is welded and fixed on one side of the fixing plate (82).

7. The loading and unloading platform for logistics according to claim 1, characterized in that one side of the inner wall of the cavity (94) is welded with a second spring (93), and the other end of the second spring (93) is welded and fixed on one side of the limiting plate (92).