CN221420615U - A construction machinery maintenance work platform - Google Patents

Abstract

The utility model relates to the technical field of a construction engineering machinery maintenance work platform, including a supporting chassis, two symmetrically arranged second supporting assemblies are arranged below the supporting chassis, the second supporting assembly is provided with a double-axis cylinder, and supporting cylinders are arranged at both ends of the double-axis cylinder, and two symmetrically distributed first supporting assemblies are arranged between the two second supporting assemblies, the second supporting assembly includes a supporting leg, and a motor is arranged on one side of the supporting leg. A crane assembly is fixedly connected above the work platform, and the crane assembly includes a main rotating wheel, and a steel cable is wound around the main rotating wheel. A hook is fixedly connected to the other end of the steel cable, and the steel cable is also arranged in a first supporting arm and a second supporting arm. The utility model solves the risk of unstable center of gravity of the original technology by arranging a first supporting assembly and a second supporting assembly to support the device. The device is reasonably stressed, has a simple structure, and has good site adaptability.

Description

A construction machinery maintenance work platform

Technical Field

The utility model relates to the technical field of high-altitude maintenance operations, in particular to a maintenance operation platform for construction engineering machinery.

Background technique

Aerial work platform is a widely used special equipment for high-altitude maintenance work. It is suitable for multiple people to work at the same time, making high-altitude work more efficient and safer;

A Chinese patent with publication number CN209411724U was searched and found to have disclosed a maintenance operation platform for construction machinery.

The above technical solution includes a lift and a frame arranged on the lift, a strip groove is vertically provided on the left inner wall of the frame, a rectangular block is slidably connected in the strip groove, a screw rod is vertically threadedly connected to the side wall of the rectangular block through a threaded hole, one end of the screw rod passes through the threaded hole and is rotatably connected to one side of the strip groove, the other end of the screw rod passes through the side wall of the strip groove and is fixedly connected to a turntable, a tool box is fixedly connected to one side of the rectangular block, a right-angle opening is provided at the right end of the frame, and a rectangular frame is hinged at the opening through a hinge, a plurality of evenly distributed cross bars are fixedly connected in the rectangular frame, and a strip through hole is provided at the upper end of the rectangular frame. The utility model can facilitate workers, who can quickly access tools without bending over, and is convenient enough for workers to fasten safety belts on the work platform, thereby improving the work efficiency of workers and facilitating workers to get on and off the work platform;

However, in the above scheme, after the lift raises the working platform during use, the center of gravity of the device rises, which poses a risk of shaking and lacks strong support. The space on the working platform is limited, and all required items cannot be brought together at once. The device needs to be lifted back and forth for use, which is very inconvenient.

Therefore, we propose a construction machinery maintenance operation platform.

Utility Model Content

The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a maintenance operation platform for construction engineering machinery.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a construction engineering machinery maintenance work platform, including a supporting chassis, characterized in that: two symmetrically arranged second supporting assemblies are arranged below the supporting chassis, the second supporting assembly is provided with a double-axis cylinder, and supporting cylinders are arranged at both ends of the double-axis cylinder, and two symmetrically distributed first supporting assemblies are arranged between the two second supporting assemblies, the second supporting assembly includes supporting legs, and a motor is arranged on one side of the supporting legs. A lift is fixedly connected above the supporting chassis, and a working platform with edge protection is fixedly connected above the lift, and a crane assembly is fixedly connected above the working platform, and the crane assembly includes a main rotating wheel, a steel cable is wound around the main rotating wheel, and a hook is fixedly connected to the other end of the steel cable, and the steel cable is also arranged in the first supporting arm and the second supporting arm.

Preferably, the first supporting assembly comprises a mounting block, a mounting groove is formed on one side of the mounting block, a clamping shaft is rotatably connected in the mounting groove, and the clamping shaft is also rotatably connected to the output end of the motor fixedly connected to one side of the mounting block.

Preferably, the supporting leg comprises a connecting head clamped with the clamping shaft, an inclined rod is provided on one side of the connecting head, and a first supporting foot is provided at one end of the inclined rod.

Preferably, the second supporting assembly includes a mounting plate, the mounting plate is provided with a double-axis cylinder fixedly connected by a fixing ring, both output ends of the double-axis cylinder are movably connected with a gas rod, and the two output ends of the double-axis cylinder are also fixedly connected with a limiting tube sleeved with the gas rod, and one end of the gas rod is fixedly connected to the connecting seat.

Preferably, the connecting seat is fixedly connected to one side of the cylinder box, a supporting cylinder is fixedly connected inside the cylinder box, an output end of the supporting cylinder is also movably connected to a gas rod, and one end of the gas rod is fixedly connected to a second supporting foot.

Preferably, the crane assembly comprises a casing, a reduction motor is fixedly connected inside the casing, an output end of the reduction motor is rotatably connected to a main wheel, and one side of the main wheel is fixedly connected to a wheel support fixedly connected to the casing.

Preferably, the steel cable is also rotatably connected to a first fixed wheel, which is fixedly connected to a first support arm via a fixed shaft. The steel cable is also rotatably connected to a second fixed wheel, which is also fixedly connected to a second support arm via a fixed shaft. The second support arm is vertically arranged on one side of the first support arm, and the second support arm is also provided with a slot.

Preferably, the supporting disc comprises a supporting plate, four connecting blocks are evenly distributed below the supporting plate, and one side of the connecting block is rotatably connected to a tire.

The utility model provides a construction machinery maintenance operation platform, which has the following improvements and advantages compared with the prior art:

The invention adopts a first support component to cooperate with a second support component for stable support, and two symmetrically arranged second support components are arranged under the support chassis, and two symmetrically distributed first support components are arranged between the two second support components, and the first support component includes a mounting block, a mounting groove is opened on one side of the mounting block, a clamping shaft is rotatably connected in the mounting groove, the clamping shaft is rotatably connected to the output end of the motor, and a support leg is clamped on the clamping shaft, and the second support component includes a mounting plate, and the mounting plate is fixedly connected to the double-axis cylinder through a fixing ring, and the two output ends of the double-axis cylinder are both movably connected to the gas rod, and the two output ends of the double-axis cylinder are also fixedly connected to a limiting tube for sleeved gas rod, and one end of the gas rod is fixedly connected to the connecting seat, and the connecting seat is fixedly connected to one side of the cylinder box, and a supporting cylinder is fixedly connected in the cylinder box, and the output end of the supporting cylinder is also movably connected to the gas rod, and one end of the gas rod is fixedly connected to the second supporting foot. By arranging the first support component and the second support component to support the device, the risk of unstable center of gravity of the original technology is solved. The device has reasonable force, simple structure and good site adaptability.

(2) The utility model adopts a reduction motor to lift the hook to lift the object to the working platform. A reduction motor is fixedly connected to the casing. The output end of the reduction motor is rotatably connected to the main rotating wheel. A steel cable is wound around the main rotating wheel. The steel cable is also rotatably connected to the first fixed wheel and the second fixed wheel. The other end of the steel cable is fixedly connected to the hook. The main rotating wheel is driven to rotate by the reduction motor. The main rotating wheel pulls the steel cable. The steel cable is pulled to lift the object hung on the hook to the working platform. There is no need to lift the working platform back and forth. It is very convenient and efficient.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

Figure 1 is a schematic three-dimensional diagram of the structure of the utility model;

FIG2 is a perspective schematic diagram of a supporting chassis in the structure of the utility model;

FIG3 is a perspective schematic diagram of the first supporting assembly in the structure of the present utility model;

FIG4 is a perspective schematic diagram of the second support assembly in the structure of the utility model;

FIG. 5 is a schematic plan view of a crane assembly in the structure of the present utility model.

illustration:

10. Support chassis; 11. Support plate; 12. Connecting block; 13. Tire; 20. First supporting assembly; 21. Mounting block; 22. Mounting slot; 23. Clamping shaft; 24. Motor; 25. Support leg; 26. Connecting head; 27. Slanting rod; 28. First supporting foot; 30. Second supporting assembly; 31. Connecting plate; 32. Fixing ring; 33. Dual-axis cylinder; 34. Limiting tube; 35. Connecting seat; 36. Cylinder box; 37. Support cylinder; 38. Gas rod; 39. Second support foot; 40. Working platform; 41. Edge protection; 50. Crane assembly; 51. Casing; 52. Reducer motor; 53. Turntable; 54. Turntable support; 55. Steel cable; 56. Fixed shaft; 57. First fixed wheel; 58. Second fixed wheel; 59. Hook; 60. First support arm; 61. Second support arm; 63. Slot; 64. Lift.

Detailed ways

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.

A construction machinery maintenance work platform, as shown in FIGS. 1 to 5 , comprises a support chassis 10, characterized in that: two symmetrically arranged second support assemblies 30 are arranged below the support chassis 10, the second support assembly 30 is provided with a double-axis cylinder 33, and support cylinders 37 are arranged at both ends of the double-axis cylinder 33, and two symmetrically distributed first support assemblies 20 are arranged between the two second support assemblies 30, the second support assembly 30 comprises a support leg 25, and a motor 24 is arranged on one side of the support leg 25, a lift 64 is fixedly connected above the support chassis 10, a working platform 40 provided with a side guard 41 is fixedly connected above the lift 64, a crane assembly 50 is fixedly connected above the working platform 40, the crane assembly 50 comprises a main rotating wheel 53, a steel cable 55 is wound around the main rotating wheel 53, a hook 59 is fixedly connected to the other end of the steel cable 55, and the steel cable 55 is also arranged in the first support arm 60 and the second support arm 61;

The device is supported by arranging a first support assembly 20 and a second support assembly 30 to solve the risk of unstable center of gravity of the original technology. The device has reasonable force, simple structure, and good site adaptability. The main rotating wheel 53 is driven to rotate by the reduction motor 52, and the main rotating wheel 53 pulls the steel cable 55. The steel cable 55 is pulled to lift the objects hung on the hook 59 to the working platform 40. There is no need for the working platform 40 to be raised and lowered back and forth, which is very convenient and efficient.

Furthermore, the first support assembly 20 includes a mounting block 21, a mounting groove 22 is opened on one side of the mounting block 21, a clamping shaft 23 is rotatably connected in the mounting groove 22, and the clamping shaft 23 is also rotatably connected to the output end of the motor 24 fixedly connected to one side of the mounting block 21; the mounting block 21 is used to install the support leg 25, the clamping shaft 23 clamps the support leg 25 and connects the motor 24, the motor 24 drives the support leg 25 to rotate and makes the support leg 25 stable.

Furthermore, the supporting leg includes a connecting head 26 that is clamped with the card shaft 23, a diagonal rod 27 is provided on one side of the connecting head 26, and a first supporting foot 28 is provided at one end of the diagonal rod 27; the connecting head 26 is used to clamp the card shaft 23, the diagonal rod 27 is used for support, and the first supporting foot 28 is stably fitted to the ground.

Furthermore, the second support assembly 30 includes a mounting plate, which is provided with a double-axis cylinder 33 fixedly connected by a fixing ring 32, and both output ends of the double-axis cylinder 33 are movably connected to a gas rod 38, and both output ends of the double-axis cylinder 33 are also fixedly connected to a limiting tube 34 which is sleeved with the gas rod 38, and one end of the gas rod 38 is fixedly connected to the connecting seat 35; the mounting plate and the fixing ring 32 are used to install the double-axis cylinder 33, and the double-axis cylinder 33 is used to push out the support leg 25, increase the span, and improve stability, and the limiting tube 34 is used to limit the retraction distance to prevent the cylinder box 36 from interfering with the support chassis 10.

Furthermore, the connecting seat 35 is fixedly connected to one side of the cylinder box 36, and a supporting cylinder 37 is fixedly connected inside the cylinder box 36. The output end of the supporting cylinder 37 is also movably connected to a gas rod 38, and one end of the gas rod 38 is fixedly connected to a second supporting foot 39; the cylinder box 36 is used to install the supporting cylinder 37, the supporting cylinder 37 is used to support the device, and the second supporting foot 39 is used to contact the ground.

Furthermore, the crane assembly 50 includes a casing 51, a reduction motor 52 is fixedly connected inside the casing 51, an output end of the reduction motor 52 is rotatably connected to a main rotating wheel 53, and one side of the main rotating wheel 53 is fixedly connected to a rotating wheel support 54 fixedly connected to the casing 51; the reduction motor 52 is installed in the casing 51, the reduction motor 52 provides pulling force, the main rotating wheel 53 transmits power, and releases or pulls back the steel cable 55 wrapped around the main rotating wheel 53.

Furthermore, the steel cable 55 is also rotatably connected to the first fixed wheel 57, which is fixedly connected to the first support arm 60 via a fixed shaft 56. The steel cable 55 is also rotatably connected to the second fixed wheel 58, which is also fixedly connected to the second support arm 61 via a fixed shaft 56. The second support arm 61 is vertically arranged at one side of the first support arm 60, and the second support arm 61 is also provided with a slot 63. The first fixed wheel 57 is used to change the direction of the steel cable 55 so that the steel cable 55 can be extended, and the second fixed wheel 58 is also used to change the direction of the steel cable 55. To lift and lower objects, the fixed shaft 56 is used to fix the first fixed wheel 57 and the second fixed wheel 58.

Furthermore, the support plate includes a support plate 11, four connection blocks 12 are evenly distributed below the support plate 11, and a tire 13 is rotatably connected to one side of the connection block 12; the connection block 12 is used to install the tire 13, and the tire 13 gives the device the ability to move.

The working principle of the utility model is as follows: the double-axis cylinder 33 is started to push out the gas rod 38, the cylinder extends from the limit tube 34, pushes out the cylinder box 36, the cylinder box 36 is pushed out to the specified position, the support cylinder 37 pushes out the gas rod 38, the second support foot 39 approaches the ground and is fixed on the ground, and the motor 24 is started at the same time, the rotation of the motor 24 drives the card shaft 23 to rotate, the rotation of the card shaft 23 drives the support leg 25 to rotate, the support leg 25 rotates and approaches the ground, and the support leg 25 is fixed on the ground, thereby supporting the device. To improve the stability of the lifting device, start the reduction motor 52, which controls the main rotating wheel 53 to rotate. The main rotating wheel 53 rotates to release the steel cable 55. The steel cable 55 extends from the slot 63 when the first fixed wheel 57 and the second fixed wheel 58 turn downward. A hook 59 is provided outside the slot 63. The hook 59 falls downward and pulls out the steel cable 55. After hooking the object, the reduction motor 52 drives the main rotating wheel 53 to reverse, wrap the steel cable 55 around the main rotating wheel 53, and pull the object back. There is no need to frequently lift the working platform 40, which is very convenient.

Claims (8)

1. A construction machinery maintenance work platform, comprising a support chassis (10), characterized in that: two symmetrically arranged second support assemblies (30) are arranged below the support chassis (10), the second support assembly (30) is provided with a double-axis cylinder (33), both ends of the double-axis cylinder (33) are provided with a support cylinder (37), two symmetrically distributed first support assemblies (20) are arranged between the two second support assemblies (30), the second support assembly (30) comprises a support leg (25), one side of the support leg (25) is provided with A motor (24) is provided, and a lift (64) is fixedly connected above the support chassis (10); a working platform (40) provided with a side guard (41) is fixedly connected above the lift (64); a crane assembly (50) is fixedly connected above the working platform (40); the crane assembly (50) comprises a main rotating wheel (53); a steel cable (55) is wound around the main rotating wheel (53); a hook (59) is fixedly connected to the other end of the steel cable (55); and the steel cable (55) is also arranged in the first support arm (60) and the second support arm (61). 2. A construction machinery maintenance work platform according to claim 1, characterized in that: the first support assembly (20) includes a mounting block (21), a mounting groove (22) is provided on one side of the mounting block (21), a clamping shaft (23) is rotatably connected in the mounting groove (22), and the clamping shaft (23) is also rotatably connected to the output end of a motor (24) fixedly connected to one side of the mounting block (21). 3. A construction machinery maintenance work platform according to claim 2, characterized in that: the support leg (25) includes a connecting head (26) clamped with the clamping shaft (23), an inclined rod (27) is provided on one side of the connecting head (26), and a first supporting foot (28) is provided at one end of the inclined rod (27). 4. A construction machinery maintenance work platform according to claim 1, characterized in that: the second support assembly (30) includes a mounting plate, the mounting plate is provided with a double-axis cylinder (33) fixedly connected by a fixing ring (32), the two output ends of the double-axis cylinder (33) are movably connected with a gas rod (38), the two output ends of the double-axis cylinder (33) are also fixedly connected with a limiting tube (34) sleeved with the gas rod (38), and one end of the gas rod (38) is fixedly connected to the connecting seat (35). 5. A construction machinery maintenance work platform according to claim 4, characterized in that: the connecting seat (35) is fixedly connected to one side of the cylinder box (36), a supporting cylinder (37) is fixedly connected inside the cylinder box (36), the output end of the supporting cylinder (37) is also movably connected to a gas rod (38), and one end of the gas rod (38) is fixedly connected to a second supporting foot (39). 6. A construction machinery maintenance work platform according to claim 1, characterized in that: the crane assembly (50) includes a casing (51), a reduction motor (52) is fixedly connected inside the casing (51), the output end of the reduction motor (52) is rotatably connected to a main rotating wheel (53), and one side of the main rotating wheel (53) is fixedly connected to a rotating wheel support (54) fixedly connected to the casing (51). 7. A construction machinery maintenance work platform according to claim 1, characterized in that: the steel cable (55) is also rotatably connected to the first fixed wheel (57), the first fixed wheel (57) is fixedly connected to the first support arm (60) through a fixed shaft (56), the steel cable (55) is also rotatably connected to the second fixed wheel (58), the first fixed wheel (57) is also fixedly connected to the second support arm (61) through a fixed shaft (56), the second support arm (61) is vertically arranged on one side of the first support arm (60), and the second support arm (61) is also provided with a slot (63). 8. A construction machinery maintenance work platform according to claim 1, characterized in that the support disc includes a support plate (11), four connecting blocks (12) are evenly distributed below the support plate (11), and a tire (13) is rotatably connected to one side of the connecting block (12).