Auxiliary overhauling device for constructional engineering machinery

Abstract

The utility model relates to the technical field of constructional engineering machinery, and discloses a constructional engineering machinery auxiliary maintenance device which comprises a workbench, the lower surface of the workbench is fixedly connected with a fixing block, the interior of the fixing block is fixedly connected with a first electric push rod, and the output end of the first electric push rod is fixedly connected with a rack plate. A rotating column is rotatably connected to the interior of the workbench, an external rack is fixedly connected to the outer wall of the rotating column, a first bottom plate is fixedly connected to the upper surface of the rotating column, a fixing ring is fixedly connected to the upper surface of the first bottom plate, a motor is fixedly connected to one side of the inner wall of the fixing ring, and a gear is fixedly connected to the output end of the motor. According to the building machinery clamping device, the motor is started to drive the gear to be meshed with the built-in rack, so that the limiting column and the clamping plate move, and stable clamping of the building machinery is achieved. And the first electric push rod is started to drive the rack plate to be meshed with an external rack, the bottom plate is driven to conduct multi-angle rotation overhaul, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering machinery, in particular to an auxiliary maintenance device for construction engineering machinery. Background Art

[0002] Construction engineering machinery refers to various mechanical equipment used in civil engineering and construction, mainly including excavation machinery, transportation machinery, lifting machinery, concrete machinery, compaction machinery, loading machinery, pile driving machinery, drilling machinery, and finishing machinery. These devices play a crucial role in the construction process. In order to improve the maintenance efficiency, ensure safety, extend the equipment life, reduce labor intensity, minimize downtime, enhance the maintenance quality, and adapt to complex construction environments, it is particularly important to use auxiliary maintenance devices such as lift tables, hydraulic jacks, torque wrenches, laser aligners, and maintenance platforms. These devices can accelerate the maintenance and repair process of the equipment, ensure the stable operation of the mechanical equipment, reduce the occurrence of failures, and improve the overall construction efficiency and equipment reliability.

[0003] In most cases during the use of existing auxiliary maintenance devices, the construction machinery is placed on the workbench for stable placement, and then the clamping plate is pushed by an electric push rod to stably hold the construction machinery to be maintained, so as to achieve the purpose of facilitating maintenance. However, most construction machinery needs to be inspected and repaired from multiple angles to prevent omissions in maintenance. However, the existing technology cannot meet the problem of rotating and maintaining the construction machinery from multiple angles, which leads to the problem of reduced practicality of the device. Therefore, an auxiliary maintenance device for construction engineering machinery is proposed to solve the above problems. Summary of the Utility Model

[0004] To make up for the above deficiencies, the utility model provides an auxiliary maintenance device for construction engineering machinery, aiming to improve the problem that the existing technology cannot meet the purpose of multi-angle maintenance of construction machinery, which in turn leads to the problem of reduced practicality of the device.

[0005] To achieve the above object, the utility model provides the following technical solution: An auxiliary maintenance device for construction engineering machinery, including a workbench, a fixed block is fixedly connected to the lower surface of the workbench, an electric push rod I is fixedly connected inside the fixed block, a rack plate is fixedly connected to the output end of the electric push rod I, a rotating column is rotatably connected inside the workbench, an external rack is fixedly connected to the outer wall of the rotating column, a bottom plate I is fixedly connected to the upper surface of the rotating column, a fixed ring is fixedly connected to the upper surface of the bottom plate I, a motor is fixedly connected to one side of the inner wall of the fixed ring, a gear is fixedly connected to the output end of the motor, a transmission component for driving the limit column to move is installed on the upper surface of the fixed ring, a plurality of limit blocks are slidably connected inside the fixed ring, a limit column is fixedly connected to the upper surface of the limit block, and a clamping plate is fixedly connected to one side of the outer wall of the limit block.

[0006] Further, the transmission assembly includes a rotating disk rotatably connected to the upper surface of the fixed ring. An arc-shaped groove is formed through the inner wall of the rotating disk, and the limiting post is slidably connected to the inner wall of the arc-shaped groove. An internal rack is fixedly connected to the inner wall of the rotating disk, and the internal rack is meshed with a gear.

[0007] Further, a second bottom plate is arranged directly below the workbench, and a plurality of universal wheels are installed on the lower surface of the second bottom plate.

[0008] Further, a hydraulic cylinder is fixedly connected to the upper surface of the second bottom plate, and the output end of the hydraulic cylinder is fixedly connected to the lower surface of the workbench.

[0009] Further, a support block is fixedly connected to the upper surface of the second bottom plate. An electric push rod II is rotatably connected inside the support block, and a fixed column is fixedly connected to the output end of the electric push rod II.

[0010] Further, a connecting plate is rotatably connected to the outer wall of the support block, and the fixed column is rotatably connected to the inner wall of the connecting plate.

[0011] Further, a connecting rod is rotatably connected to the inner wall of the connecting plate, and a support seat is rotatably connected inside the connecting rod.

[0012] Further, a plurality of support seats are provided and are respectively arranged at the four corners of the second bottom plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, by placing the construction machinery on the outer wall of the clamping plate, and then starting the motor, the motor drives the gear to mesh with the internal rack. Then, the internal rack drives the limiting post on the inner wall of the arc-shaped groove to slide, and then the limiting post drives the clamping plate on one side of the limiting block to slide, so as to achieve the effect of facilitating the clamping and stabilizing the inner wall of the construction machinery. At the same time, by starting the electric push rod I to drive the rack plate to mesh and rotate with the external rack, the first bottom plate is driven to rotate at multiple angles for maintenance, improving the practicability of the device.

[0015] 2. In the utility model, by starting the electric push rod II to drive the fixed column to rotate, at this time, the connecting plate is driven by the fixed column, and the connecting rod drives the support seat to abut against the ground for stability. Through the rotation of the connecting rod and the support seat, it is convenient to be stable according to the terrain with a small inclination gradient. Then, by starting the hydraulic cylinder, it is convenient to adjust and adapt to the maintenance operation of construction machinery with different heights, improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional structural schematic diagram of a construction engineering machinery auxiliary maintenance device proposed by the utility model;

[0017] Figure 2 Schematic diagram of the structure of the fixing ring part of an auxiliary maintenance device for construction engineering machinery proposed by the present utility model;

[0018] Figure 3 Schematic diagram of the structure of the connecting plate part of an auxiliary maintenance device for construction engineering machinery proposed by the present utility model.

[0019] Legend:

[0020] 1. Workbench; 2. Fixed block; 3. First electric push rod; 4. Rack plate; 5. Rotating column; 6. External rack; 7. First bottom plate; 8. Fixing ring; 9. Motor; 10. Gear; 11. Transmission assembly; 1101. Rotating disk; 1102. Arc groove; 1103. Internal rack; 12. Limit block; 13. Limit column; 14. Clamping plate; 15. Second bottom plate; 16. Universal wheel; 17. Hydraulic cylinder; 18. Support block; 19. Second electric push rod; 20. Fixed column; 21. Connecting plate; 22. Link; 23. Support seat. Detailed implementation manners

[0021] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Refer to Figure 1 , Figure 2 and Figure 3, An embodiment provided by the present utility model: An auxiliary maintenance device for construction engineering machinery, including a workbench 1. A fixed block 2 is fixedly connected to the lower surface of the workbench 1. An electric push rod 1 3 is fixedly connected inside the fixed block 2. The output end of the electric push rod 1 3 is fixedly connected to a rack plate 4. A rotating column 5 is rotatably connected inside the workbench 1. An external rack 6 is fixedly connected to the outer wall of the rotating column 5. A bottom plate 1 7 is fixedly connected to the upper surface of the rotating column 5. A fixed ring 8 is fixedly connected to the upper surface of the bottom plate 1 7. One side of the inner wall of the fixed ring 8 is fixedly connected to a motor 9. The output end of the motor 9 is fixedly connected to a gear 10. A transmission component 11 for driving the limit column 13 to move is installed on the upper surface of the fixed ring 8. A plurality of limit blocks 12 are slidably connected inside the fixed ring 8. A limit column 13 is fixedly connected to the upper surface of the limit block 12. A clamping plate 14 is fixedly connected to one side of the outer wall of the limit block 12; The transmission component 11 includes a rotating disk 1101. The rotating disk 1101 is rotatably connected to the upper surface of the fixed ring 8. An arc-shaped groove 1102 is formed through the inner wall of the rotating disk 1101. The limit column 13 is slidably connected to the inner wall of the arc-shaped groove 1102. An internal rack 1103 is fixedly connected to the inner wall of the rotating disk 1101. The internal rack 1103 is meshed and connected with the gear 10;

[0023] Specifically, place the construction machinery on the outer wall of the clamping plate 14, start the motor 9, and drive the gear 10 to rotate meshing with the internal rack 1103 through the motor 9; The rotation of the internal rack 1103 drives the limit column 13 on the inner wall of the arc-shaped groove 1102 to slide. The limit column 13 slides and is limited inside the fixed ring 8, thereby driving the clamping plate 14 on one side of the limit block 12 to slide, achieving a stable clamping effect on the inner wall of the construction machinery; When multi-angle maintenance is required, by starting the electric push rod 1 3, drive the rack plate 4 to slide, making it mesh and rotate with the external rack 6, and then drive the bottom plate 1 7 to rotate at multiple angles, so as to facilitate multi-angle maintenance operations, improving the flexibility and practicality of the equipment.

[0024] Referring to Figure 1 , Figure 2 and Figure 3 , a bottom plate 2 15 is provided directly below the workbench 1. A plurality of universal wheels 16 are installed on the lower surface of the bottom plate 2 15; A hydraulic cylinder 17 is fixedly connected to the upper surface of the bottom plate 2 15. The output end of the hydraulic cylinder 17 is fixedly connected to the lower surface of the workbench 1; A support block 18 is fixedly connected to the upper surface of the bottom plate 2 15. An electric push rod 2 19 is rotatably connected inside the support block 18. The output end of the electric push rod 2 19 is fixedly connected to a fixed column 20; A connecting plate 21 is rotatably connected to the outer wall of the support block 18. The fixed column 20 is rotatably connected to the inner wall of the connecting plate 21; A connecting rod 22 is rotatably connected to the inner wall of the connecting plate 21. A support seat 23 is rotatably connected inside the connecting rod 22; A plurality of support seats 23 are provided and are respectively arranged at the four corners of the bottom plate 2 15;

[0025] Specifically, by starting the second electric push rod 19, the fixed column 20 is driven to rotate, and the fixed column 20 is pushed to make the connecting plate 21 flush with the ground; at this time, the support seat 23 is driven by the connecting rod 22 to contact the ground, providing the effect of stabilizing the workbench 1; the rotation of the support seat 23 and the connecting rod 22 can be adjusted according to the small inclination of the ground, so as to achieve stable support for the workbench and make it adapt to various uneven terrains; in addition, by starting the hydraulic cylinder 17, the lifting adjustment of the workbench 1 can be realized, so as to adapt to construction machinery of different heights and meet the needs of various maintenance operations.

[0026] Working principle: During use, the construction machinery is placed on the outer wall of the clamping plate 14. At this time, by starting the motor 9, the motor 9 drives the gear 10 to mesh and rotate with the internal rack 1103. At this time, the internal rack 1103 drives the limit post 13 on the inner wall of the arc groove 1102 to slide in a limited manner. At this time, the arc groove 1102 drives the limit post 13 to slide in a limited manner inside the fixed ring 8, and then drives the clamping plate 14 on one side of the limit block 12 to slide, thus achieving the effect of facilitating clamping and stabilizing the inner wall of the construction machinery. When multi-angle maintenance operations are required, by starting the first electric push rod 3 to drive the rack plate 4 to slide and mesh with the external rack 6 to rotate, the effect of driving the first bottom plate 7 to rotate at multiple angles for maintenance is achieved;

[0027] Secondly, by starting the second electric push rod 19 to drive the fixed column 20 to rotate, the fixed column 20 is pushed by the second electric push rod 19 to make the connecting plate 21 flush with the ground. At this time, the support seat 23 is driven by the connecting rod 22 to contact the ground to achieve the effect of stabilizing the workbench 1. At the same time, through the rotation of the connecting rod 22 and the support seat 23, it is convenient to achieve the effect of stabilizing the device according to the terrain with a small inclination gradient. At the same time, by starting the hydraulic cylinder 17 to drive the workbench 1 to lift, it is convenient to adjust and adapt to the maintenance operation according to construction machinery of different heights.

[0028] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An auxiliary maintenance device for construction machinery, comprising a workbench (1), characterized in that: The lower surface of the workbench (1) is fixedly connected to a fixed block (2), the interior of the fixed block (2) is fixedly connected to an electric push rod (3), the output end of the electric push rod (3) is fixedly connected to a rack plate (4), the interior of the workbench (1) is rotatably connected to a rotating column (5), the outer wall of the rotating column (5) is fixedly connected to an external rack (6), the upper surface of the rotating column (5) is fixedly connected to a bottom plate (7), and the upper surface of the bottom plate (7) is fixedly connected to a fixing ring (8) A motor (9) is fixedly connected to one side of the inner wall of the fixing ring (8), a gear (10) is fixedly connected to the output end of the motor (9), a transmission assembly (11) for driving a limit column (13) to move is installed on the upper surface of the fixing ring (8), a plurality of limit blocks (12) are slidably connected inside the fixing ring (8), the upper surface of the limit block (12) is fixedly connected to the limit column (13), and a clamping plate (14) is fixedly connected to one side of the outer wall of the limit block (12).

2. The auxiliary maintenance device for construction machinery according to claim 1, characterized in that: The transmission assembly (11) comprises a rotating disk (1101), the rotating disk (1101) being rotatably connected to the upper surface of the fixed ring (8), an arc-shaped groove (1102) being penetrated through the inner wall of the rotating disk (1101), the limiting column (13) being slidably connected to the inner wall of the arc-shaped groove (1102), a built-in rack (1103) being fixedly connected to the inner wall of the rotating disk (1101), and the built-in rack (1103) being meshingly connected to the gear (10).

3. The auxiliary maintenance device for construction machinery according to claim 2, characterized in that: A second bottom plate (15) is arranged directly below the workbench (1), and a plurality of universal wheels (16) are installed on the lower surface of the second bottom plate (15).

4. The auxiliary maintenance device for construction machinery according to claim 3, characterized in that: The upper surface of the second bottom plate (15) is fixedly connected with a hydraulic cylinder (17), and the output end of the hydraulic cylinder (17) is fixedly connected with the lower surface of the workbench (1).

5. The auxiliary maintenance device for construction machinery according to claim 4, characterized in that: The upper surface of the second bottom plate (15) is fixedly connected with a support block (18), the interior of the support block (18) is rotatably connected with a second electric push rod (19), and the output end of the second electric push rod (19) is fixedly connected with a fixing column (20).

6. The auxiliary maintenance device for construction machinery according to claim 5, characterized in that: The outer wall of the support block (18) is rotatably connected to a connecting plate (21), and the fixing column (20) is rotatably connected to the inner wall of the connecting plate (21).

7. The auxiliary maintenance device for construction machinery according to claim 6, characterized in that: The inner wall of the connecting plate (21) is rotatably connected to a connecting rod (22), and the interior of the connecting rod (22) is rotatably connected to a supporting seat (23).

8. The auxiliary maintenance device for construction machinery according to claim 7, characterized in that: The support seats (23) are provided in plurality and are respectively arranged at the four corners of the second (15) bottom plate.

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