A lifting maintenance platform for a handling and conveying machine and its application

Abstract

The present invention discloses a lifting maintenance platform for a loading and unloading handling machine and its application, which includes a maintenance platform for carrying maintenance personnel and a support component for driving the lifting of the maintenance platform; the bottom of the maintenance platform is fixedly installed with the support component, and a concave opening is formed on one side of the maintenance platform. The maintenance platform is composed of a first maintenance area and two second maintenance areas. The first maintenance area is arranged horizontally, and the two second maintenance areas are arranged longitudinally and symmetrically on one side of the first maintenance area. The height of the second maintenance area is higher than that of the first maintenance area. Two forklift shoveling warehouses are provided on the bottom surface of the maintenance platform. The opening of the maintenance platform is closely matched with the part to be maintained of the loading and unloading handling machine, maintaining a safe gap, adjusting the height of the maintenance platform according to the height of the part to be maintained, and adjusting the maintenance personnel to stand in different maintenance areas to maintain the part to be maintained, increasing the operating stepping space and room for maneuver of the maintenance personnel.

Description

Technical Field

[0001] The present invention belongs to the technical field of auxiliary equipment for loading, unloading and handling machinery, and particularly relates to a lifting maintenance platform for loading, unloading and handling machinery and its application. Background Art

[0002] A port is a transportation hub located along the coast of the sea, river, lake, reservoir, etc., with waterway intermodal equipment and conditions for ships to safely enter and berth. It is a gathering point and hub of water and land transportation, a distribution center for industrial and agricultural products and foreign trade import and export goods, and a place for ships to berth, load and unload goods, and replenish supplies. There are a lot of logistics goods in the port, and mobile machinery is needed to participate in the cargo transfer. Due to reasons such as high utilization rate and equipment aging of the loading, unloading and handling machinery, the mechanical failure rate is high. Especially for large loaders, cranes, forklifts and other machinery, they often need to carry out maintenance work at height. For example, the maintenance and disassembly work of the lifting cylinder and tipping cylinder of the loader; the overhaul work of the engine of the loader; the overhaul work of the lifting cylinder and gantry of the forklift; the replacement work of the hook rope and boom rope of the crane; the overhaul work of the derrick part of the crane, etc. The above operations are restricted by space, and maintenance personnel can only step on the corners and protrusions of the machinery itself for maintenance work, and the safety hazards of maintenance personnel are high.

[0003] Therefore, in order to solve the above technical problems, it is necessary to design a maintenance platform that can be used in conjunction with loading, unloading and handling machinery and is convenient for maintaining loading, unloading and handling machinery. Summary of the Invention

[0004] The purpose of the present invention is to provide a lifting maintenance platform for loading, unloading and handling machinery with a simple structure, convenient maintenance, cooperation with loading, unloading and handling machinery, and capable of lifting.

[0005] Another purpose of the present invention is to provide an application of a lifting maintenance platform for loading, unloading and handling machinery in maintaining a loader.

[0006] The technical solution of the present invention is as follows:

[0007] A lifting maintenance platform for loading, unloading and handling machinery, comprising: a maintenance platform for carrying maintenance personnel and a support assembly for driving the maintenance platform to lift;

[0008] The bottom of the maintenance platform is fixedly installed with a support assembly. One side of the maintenance platform forms a concave opening for placing a handling and conveying machine within the opening. The maintenance platform consists of a first maintenance area and two second maintenance areas. The first maintenance area is horizontally arranged, and the two second maintenance areas are vertically arranged and fixedly installed on the front side of the first maintenance area. The first maintenance area and the second maintenance areas enclose the opening, and the maintenance platform forms a concave-shaped platform. A step is formed between each second maintenance area and the first maintenance area, and the height of the step is 200 mm. Among them, the height of the upper surface of the second maintenance area is higher than the height of the upper surface of the first maintenance area, and the height of the lower surface of the second maintenance area is higher than the height of the lower surface of the first maintenance area, so that the wheels of the handling and conveying machine can be placed below the second maintenance area;

[0009] The support assembly includes support legs and adjusting legs inserted into the support legs. The support legs are provided with insertion slots for the adjusting legs to be inserted. The bottom of the adjusting legs is inserted into the insertion slots. Multiple adjusting holes are provided on the adjusting legs, and multiple limiting holes are provided on the support legs. A limiting rod is installed on the opposite limiting holes and adjusting holes to lock the adjusting legs. By matching different limiting holes and adjusting holes, the up and down position of the adjusting legs within the support legs is adjusted to achieve the lifting of the maintenance platform.

[0010] In the above technical solution, the two second maintenance areas are symmetrically arranged left and right along the midline of the first maintenance area.

[0011] In the above technical solution, two fork pockets for forklift shoveling are fixedly installed on the bottom surface of the maintenance platform for the forklift to carry the lifting maintenance platform as a whole.

[0012] In the above technical solution, the number of support legs is four, and the four support legs are respectively located at the four corners of the first maintenance area. A step is provided between the two support legs on the left and right sides of the first maintenance area for maintenance personnel to climb onto the maintenance platform.

[0013] In the above technical solution, the length of the opening is 1200 mm, the width is 1100 mm, the length of the first maintenance area is 3600 mm, the width is 900 mm, and the length of each second maintenance area is 1200 mm, the width is 1100 mm.

[0014] In the above technical solution, the lifting stroke of the adjusting legs is 0 - 800 mm.

[0015] In the above technical solution, the bottom of the support legs is fixedly installed with a base for increasing the grounding area to enhance the stability of the maintenance platform.

[0016] In the above technical solution, a fence is provided around the operation platform, and the height of the fence is 900 mm.

[0017] Application of the lifting and maintenance platform for handling machinery in the maintenance of loaders, and the usage method of the lifting and maintenance platform includes:

[0018] Method 1: Lower the boom of the loader. Move the loader to be maintained so that the boom of the loader is located at the opening of the lifting and maintenance platform for handling machinery of the present invention, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the first maintenance area and squat in the first maintenance area to maintain the engine of the loader.

[0019] Method 2: Adjust the boom of the loader to the raised state. Move the loader to be maintained so that the boom of the loader is located at the opening of the lifting and maintenance platform for handling machinery of the present invention, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the second maintenance area and stand on the higher second maintenance area to maintain the lifting cylinder of the loader.

[0020] The advantages and positive effects of the present invention are:

[0021] 1. The opening of the maintenance platform matches closely with the part to be maintained of the handling machinery, maintaining a safe clearance. Adjust the height of the maintenance platform according to the height of the part to be maintained. The maintenance personnel stand in different maintenance areas to maintain the part to be maintained. Different maintenance areas can increase the operation stepping space and room for maneuver of the maintenance personnel.

[0022] 2. A fence is provided on the maintenance platform to ensure the safety of the maintenance personnel. A base is installed at the bottom of the support leg to increase the grounding area and enhance the stability of the maintenance platform.

[0023] 3. The maintenance platform of the present invention is applicable to various handling machinery, with a wide range of applications, improving the maintenance efficiency of handling machinery. Description of the Drawings

[0024] Figure 1 is the front view of the lifting and maintenance platform for handling machinery of the present invention;

[0025] Figure 2 is the side view of the lifting and maintenance platform for handling machinery of the present invention;

[0026] Figure 3 is the top view of the lifting and maintenance platform for handling machinery of the present invention.

[0027] In the figure:

[0028] 1, base; 2, support leg; 3, limit rod

[0029] 4, adjustment leg; 5, maintenance platform; 6, first maintenance area

[0030] 7. Fence 8. Forklift pocket 9. Opening

[0031] 10. Adjustment hole 11. Step 12. Second maintenance area Detailed implementation manners

[0032] The present invention will be further described in detail below in conjunction with specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention, and in no way limit the protection scope of the present invention.

[0033] Embodiment 1

[0034] As Figures 1-3 shown, a lifting maintenance platform for a loading, unloading and handling machine of the present invention includes: a maintenance platform for carrying maintenance personnel and a support assembly for driving the lifting of the maintenance platform;

[0035] The bottom of the maintenance platform is fixedly installed with the support assembly. An inwardly concave opening is formed on one side of the maintenance platform for placing a loading, unloading and handling machine therein. The maintenance platform is composed of a first maintenance area and two second maintenance areas. The first maintenance area is arranged horizontally, and the two second maintenance areas are arranged vertically and fixedly installed on the front side of the first maintenance area. The first maintenance area and the two second maintenance areas enclose the opening, and the maintenance platform forms a concave-shaped platform. A step is formed between each second maintenance area and the first maintenance area, and the height of the step is 200 mm. Among them, the height of the upper surface of the second maintenance area is higher than the height of the upper surface of the first maintenance area, and the height of the lower surface of the second maintenance area is higher than the height of the lower surface of the first maintenance area, so that the wheels of the loading, unloading and handling machine can be placed below the second maintenance area;

[0036] The support assembly includes support legs and adjustment legs inserted into the support legs. An insertion slot for inserting the adjustment legs is opened in the support legs. The bottom of the adjustment legs is inserted into the insertion slot. A plurality of adjustment holes are opened on the adjustment legs, and a plurality of limit holes are opened on the support legs. A limit rod is installed on the opposite limit holes and adjustment holes to lock the adjustment legs. By matching different limit holes and adjustment holes, the up and down position of the adjustment legs in the support legs is adjusted to realize the lifting of the maintenance platform.

[0037] Furthermore, the two second maintenance areas are symmetrically arranged left and right along the center line of the first maintenance area.

[0038] Furthermore, two forklift pockets (the forklift pocket is formed by bending the opposite sides of a rectangular flat plate upwards by 90° to form a U-shaped groove, and the U-shaped groove has an upward opening and is fixedly installed on the lower surface of the first maintenance area) for forklift shoveling are fixedly installed at the bottom of the maintenance platform for the forklift to integrally carry the lifting maintenance platform.

[0039] Furthermore, the number of the support legs is four, and the four support legs are respectively located at the four corners of the first maintenance area. A step is provided between the two support legs on the left and right sides of the first maintenance area for maintenance personnel to climb onto the maintenance platform.

[0040] Furthermore, the length of the opening is 1200 mm and the width is 1100 mm, the length of the first maintenance area is 3600 mm and the width is 900 mm, and the length of each second maintenance area is 1200 mm and the width is 1100 mm.

[0041] Furthermore, the lifting stroke of the support assembly is 0 - 800 mm.

[0042] Furthermore, the loading and unloading handling machinery can adopt a loader (over 5 tons), a tyre crane (over 25 tons), and a large forklift (over 6 tons).

[0043] Application of the lifting maintenance platform for loading and unloading handling machinery of the present invention in maintaining a loader. The usage method of the lifting maintenance platform is as follows (taking a loader as an example):

[0044] Method 1: Keep the boom of the loader in the lowered state, move the loader to be maintained so that the boom of the loader is located at the opening of the lifting maintenance platform for loading and unloading handling machinery of the present invention, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the first maintenance area and squat in the first maintenance area to maintain the engine of the loader.

[0045] Method 2: Adjust the boom of the loader to the raised state, move the loader to be maintained so that the boom of the loader is located at the opening of the lifting maintenance platform for loading and unloading handling machinery of the present invention, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the second maintenance area and stand on the relatively higher second maintenance area to maintain the lifting cylinder of the loader.

[0046] The setting of the height difference between the first maintenance area and the second maintenance area is very ingenious and needs to meet the following conditions:

[0047] 1. Meet the requirement that the wheels of the loader can be placed below the second maintenance area;

[0048] 2. Without changing the height of the lifting maintenance platform for loading and unloading handling machinery, it can not only meet the maintenance of the position of the loader bucket with a lower height by the maintenance personnel, but also meet the maintenance of the lifting cylinder of the loader at a relatively higher position.

[0049] Embodiment 2

[0050] On the basis of Embodiment 1, the bottom of the support leg is fixedly installed with a base for increasing the grounding area to enhance the stability of the maintenance platform.

[0051] Furthermore, a fence is provided around the operation platform, and the height of the fence is 900 mm.

[0052] For ease of explanation, spatial relative terms such as "upper", "lower", "left", and "right" are used in the embodiments to describe the relationship of one element or feature shown in the drawings to another element or feature. It should be understood that, in addition to the orientation shown in the drawings, the spatial terms are intended to include different orientations during the use or operation of the device. For example, if the device in the drawings is inverted, the element described as being "below" other elements or features will be positioned "above" the other elements or features. Therefore, the exemplary term "lower" can include both the upper and lower orientations. The device can be positioned in other ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein can be interpreted accordingly.

[0053] Moreover, relative terms such as "first" and "second" are only used to distinguish one component with the same name from another, and do not necessarily require or imply any such actual relationship or order between these components.

[0054] The above is an exemplary description of the present invention. It should be noted that, without departing from the core of the present invention, any simple deformation, modification, or equivalent replacement that can be made by those skilled in the art without creative efforts falls within the protection scope of the present invention.

Claims

1. A lifting and maintenance platform for a handling and conveying machine, characterized in that: It includes a maintenance platform for carrying maintenance personnel and a support component for driving the lifting of the maintenance platform; The bottom of the maintenance platform is fixedly installed with the support component. One side of the maintenance platform is formed with a concave opening for placing a loading, unloading and handling machine in the opening. The maintenance platform is composed of a first maintenance area and two second maintenance areas. The first maintenance area is arranged horizontally, and the two second maintenance areas are arranged longitudinally and fixedly installed on the front side of the first maintenance area. The first maintenance area and the second maintenance areas enclose the opening, and the maintenance platform forms a concave-shaped platform. A step is formed between each second maintenance area and the first maintenance area. Among them, the height of the upper surface of the second maintenance area is higher than the height of the upper surface of the first maintenance area, and the height of the lower surface of the second maintenance area is higher than the height of the lower surface of the first maintenance area, so that the wheels of the loading, unloading and handling machine can be placed below the second maintenance area; The support component includes support legs and adjusting legs inserted into the support legs. The support legs are provided with insertion grooves for the adjusting legs to be inserted. The bottom of the adjusting legs is inserted into the insertion grooves. A plurality of adjusting holes are provided on the adjusting legs, and a plurality of limiting holes are provided on the support legs. A limiting rod is installed on the opposite limiting holes and adjusting holes for locking the adjusting legs. By matching different limiting holes and adjusting holes, the up and down position of the adjusting legs in the support legs is adjusted to realize the lifting of the maintenance platform; Two fork pockets for forklift shoveling are fixedly installed on the bottom surface of the maintenance platform for the forklift to carry the lifting maintenance platform as a whole; A fence is provided around the maintenance platform, and the height of the fence is 900 mm.

2. The lifting and maintenance platform for loading, unloading and handling machinery according to claim 1, wherein: The two second maintenance areas are symmetrically arranged left and right along the center line of the first maintenance area.

3. The lifting and maintenance platform for loading, unloading and handling machinery according to claim 1, characterized in that: The number of the support legs is four. The four support legs are respectively located at the four corners of the first maintenance area. A step is provided between the two support legs located on the left and right sides of the first maintenance area for maintenance personnel to climb onto the maintenance platform.

4. The lifting and maintenance platform for loading, unloading and handling machinery according to claim 3, characterized in that: The length of the opening is 1200 mm, the width is 1100 mm, the length of the first maintenance area is 3600 mm, the width is 900 mm, and the length of each second maintenance area is 1200 mm, the width is 1100 mm.

5. The lifting and maintenance platform for loading, unloading and handling machinery according to claim 4, characterized in that: The lifting stroke of the adjusting leg is 0 - 800 mm.

6. The lifting and maintenance platform for handling machinery according to claim 5, characterized in that: The bottom of the support leg is fixedly installed with a base for increasing the grounding area to enhance the stability of the maintenance platform.

7. Use of the lifting and maintenance platform for handling machinery according to claim 1 in the maintenance of a loader, characterized in that, The usage method of the lifting maintenance platform includes: Method 1: Keep the boom of the loader in the lowered state, move the loader to be maintained so that the boom of the loader is located at the opening of the lifting maintenance platform for loading, unloading and handling machines, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the first maintenance area and squat in the first maintenance area to maintain the engine of the loader; Method 2: Adjust the boom of the loader to the raised state, move the loader to be maintained so that the boom of the loader is located at the opening of the lifting maintenance platform for loading, unloading and handling machines, and the wheels of the loader are located below the second maintenance area. The maintenance personnel move to the second maintenance area and stand on the higher second maintenance area to maintain the lifting cylinder of the loader.

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