CN207434899U - For the vehicle-carrying lifting of Construction of Civil Engineering and horizontal retractable hoisting mechanism - Google Patents

Abstract

The vehicle-mounted lifting and horizontal telescopic hoisting mechanism used for civil engineering construction includes a horizontally arranged bottom plate, four guide rails are arranged vertically on the bottom plate, and a three-dimensional frame that moves up and down along the four guide rails is arranged between the four guide rails. The bottom plate is provided with a hydraulic station, a lifting cylinder and a hydraulic winch in sequence from left to right. A support connecting frame is arranged inside the three-dimensional frame. A hydraulically telescopic boom is horizontally arranged on the top of the frame along the left and right directions, and the hydraulic station provides hydraulic power for the lifting cylinder, the hydraulic telescopic boom and the hydraulic winch. The utility model has reasonable design, simple and compact structure, and can be moved anywhere on the construction site as required, improves the work efficiency of hoisting and transporting construction materials and tools, and greatly reduces the labor intensity of workers.

Description

Vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction

technical field

The utility model belongs to the technical field of civil engineering construction, in particular to a vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction.

Background technique

In civil engineering construction sites such as buildings, roads, and bridges, the transport vehicle transports construction materials or equipment for the construction site, and the transport vehicle transports the construction materials or equipment here to other construction sites. It is necessary to transport the construction materials or equipment on the transport vehicle Transport to the ground, and transport the construction materials or equipment on the ground to the transport vehicle. At present, heavy construction materials or equipment are generally hoisted by large cranes, and smaller and lighter construction materials or equipment are manually operated. Due to the high cost of using large cranes and the slow transition speed, it affects transportation. The efficiency of the construction is high, and the labor intensity of the workers is high, which also affects the construction efficiency.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction that is installed on an engineering vehicle, can improve construction efficiency and reduce labor intensity.

In order to solve the above technical problems, the utility model adopts the following technical scheme: the vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction includes a horizontally arranged bottom plate, and four guide rails are arranged vertically on the bottom plate, and the four guide rails The vertical projection of the vertical projection is arranged at four vertices of a rectangle. A three-dimensional frame that moves up and down along the four guide rails is arranged between the four guide rails. On the bottom plate, a hydraulic station, a lifting cylinder and a hydraulic hoist are arranged in sequence from left to right. Inside the three-dimensional frame are set There is a support connecting frame, the cylinder body of the lifting cylinder is hinged to the bottom plate, the upper end of the piston rod of the lifting cylinder is hinged to the bottom of the supporting connecting frame, a hydraulic telescopic boom is arranged horizontally on the top of the three-dimensional frame along the left and right directions, and the left end of the hydraulic telescopic boom is provided with a The first fixed pulley, the right side of the top of the three-dimensional frame is fixedly provided with the right pulley frame, the second fixed pulley is connected with the rotation on the right pulley frame, the movable end of the hoisting rope wound on the hydraulic hoist turns around the second fixed pulley and the first The fixed pulley is connected with a hook on the left side of the three-dimensional frame, and the hydraulic station provides hydraulic power for the lifting cylinder, hydraulic telescopic boom and hydraulic winch.

The hydraulic telescopic boom includes a telescopic oil cylinder and two fixed square tubes that are horizontally arranged along the left and right directions. The two fixed square tubes are fixed on the top of the lifting three-dimensional frame. The left end of the first movable square pipe extends out of the fixed square pipe, and the tops of the left ends of the two movable square pipes are fixedly provided with supporting square pipes, and the supporting square pipes are provided with a left pulley frame, and the first fixed pulley is connected to the left pulley frame in rotation. The pulley frame is provided with an anti-off-rope U-shaped card. The left bottom of each fixed square tube is provided with guide holes along the left and right horizontal directions. The bottom of each movable square tube is fixed with guide blocks passing through the guide holes. The two guide blocks are connected by a drive rod located under the fixed square pipe. The telescopic oil cylinder is parallel to the fixed square pipe and located under the middle of the two fixed square pipes. The cylinder body of the telescopic oil cylinder is hinged on the upper right side of the lifting three-dimensional frame , the piston rod of the telescopic oil cylinder is hinged with the middle right side of the drive rod.

Each guide rail is made of angle steel, and the side openings of the four angle steels are set opposite to each other in the left and right and front and rear. A reinforcing rib plate is arranged between the outer side of each angle steel and the upper surface of the bottom plate, and the upper outer sides of the two adjacent guide rails They are fixedly connected by connecting rods arranged horizontally.

By adopting the above technical scheme, the base plate of the utility model is provided with installation holes, and the base plate is fixedly arranged on the frame beam of the engineering vehicle through the installation holes by using bolts. The built-in engine on the engineering vehicle generates power for the hydraulic station. Driving an engineering vehicle can easily move around the construction site, and drive wherever hoisting operations are required.

The working process of the utility model is as follows: when a hoisting operation is required (such as loading or unloading a heavy object on a transport vehicle), the engineering vehicle drives to a suitable position and then parks, assuming that the heavy object to be hoisted is located On the left side of the car, first start the lifting cylinder, the piston rod of the lifting cylinder is extended, move the three-dimensional frame upwards along the four guide rails for a certain distance and stop, then start the hydraulic hoist, first make the hydraulic hoist reverse, and the winding hoist on the hydraulic hoist The rope is loosened, and the hook moves down by gravity. After moving to the heavy object, start the hoist. After the hook hangs the heavy object, start the hydraulic hoist to rotate forward, and wind the hoisting rope to the roller of the hydraulic hoist. After the hook lifts the weight up to a certain height, if the cargo is unloaded from the transport vehicle, the telescopic oil cylinder is started again, the piston rod of the telescopic oil cylinder shrinks, and the weight moves to the right with the movable square tube to the top of the transport vehicle , and then start the hydraulic winch to reverse, and slowly drop the heavy object to the ground; when loading the transport vehicle from the ground, start the telescopic oil cylinder again, and the piston rod of the telescopic oil cylinder will extend again, and the weight will move to the right along with the movable square tube. And move up to the appropriate position above the transport vehicle, then start the hydraulic hoist to reverse, and slowly drop the heavy objects onto the transport vehicle.

Because the present invention is fixedly installed on the engineering vehicle, therefore, the hydraulically telescopic boom drives two movable square pipes to move to the left and extend out to form a cantilever crane through the telescopic oil cylinder during operation, and the telescopic oil cylinder also plays a role in preventing movement during hoisting operations. The effect of the square tube moving to the right is that when the engineering vehicle is running on the road, in order to reduce the width of the vehicle to achieve safe driving, the two movable square tubes are moved to the right into the fixed square tube. Setting two movable square pipes can fully increase the weight of the lifting operation, and the fixed square pipes can guide and bear the role of ensuring that the movable square pipes are firmly fixed during the lifting operation.

When the engineering vehicle is driving on the road, in order to reduce the height of the vehicle and achieve safe driving, the three-dimensional frame is designed and driven up or down by the lifting cylinder, which can also be adjusted according to the maximum height of the hoisted heavy objects. When hoisting, the three-dimensional frame and the hydraulic telescopic boom are lifted up, and when driving on the road, the three-dimensional frame and the hydraulic telescopic boom are lowered to the lowest point.

Ribs and connecting rods play a role in enhancing the strength of the guide rail to ensure that the guide rail is always in a vertical state during hoisting operations.

To sum up, the utility model has reasonable design, simple and compact structure, and can be moved anywhere on the construction site according to needs, which improves the work efficiency of hoisting and transporting construction materials and tools, and greatly reduces the labor intensity of workers.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a top view of the hydraulic telescopic boom in Fig. 1;

Fig. 3 is a top view of cooperation between the three-dimensional frame and the guide rail in Fig. 1 .

Detailed ways

As shown in Figures 1 to 3, the vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction of the present utility model includes a horizontally arranged base plate 1, and four guide rails 2 are arranged on the base plate 1 along the vertical direction. The vertical projection of the root guide rails 2 is arranged at four apexes of a rectangle. A three-dimensional frame 3 that moves up and down along the four guide rails 2 is arranged between the four guide rails 2. A hydraulic station 4 and a lifting cylinder are arranged on the bottom plate 1 from left to right. 5 and the hydraulic hoist 6, the three-dimensional frame 3 is provided with a support connecting frame 7, the cylinder body of the lifting cylinder 5 is hinged with the bottom plate 1, the upper end of the piston rod of the lifting cylinder 5 is hinged with the bottom of the supporting connecting frame 7, and the top of the three-dimensional frame 3 is along the left and right direction A hydraulic telescopic boom is arranged horizontally, a first fixed pulley 8 is arranged at the left end of the hydraulic telescopic boom, a right pulley frame 9 is fixed on the right side of the top of the three-dimensional frame 3, and a second fixed pulley 10 is rotatably connected to the right pulley frame 9 The movable end of the hoisting rope 11 wound on the hydraulic winch 6 is connected with the suspension hook 12 positioned at the left side of the three-dimensional frame 3 after going around the second fixed pulley 10 and the first fixed pulley 8 successively upwards, and the hydraulic station 4 is the lifting cylinder 5, The hydraulically telescopic boom and the hydraulic hoist 6 provide hydraulic power.

The hydraulically telescopic boom includes telescopic oil cylinders 13 and two fixed square tubes 14 that are horizontally arranged along the left and right directions. Root movable square pipe 15, the left end of two movable square pipes 15 stretches out fixed square pipe 14, the left end top of two movable square pipes 15 is fixedly provided with support square pipe 16, and left pulley frame 17 is arranged on the support square pipe 16, The first fixed pulley 8 is rotatably connected on the left pulley frame 17, and the left pulley frame 17 is provided with an anti-off rope U-shaped card 18, and the left side bottom of each fixed square tube 14 is provided with a guide hole 19 along the left and right horizontal directions. The bottom of each movable square tube 15 is fixedly provided with a guide block 20 passing through the guide hole 19, and the two guide blocks 20 are connected by a drive rod 21 positioned below the fixed square tube 14, and the telescopic oil cylinder 13 is parallel to the fixed side. Pipe 14 and be positioned at the below in the middle of two fixed square pipes 14, the cylinder body of telescopic oil cylinder 13 is hinged on the upper right side of lifting three-dimensional frame 3, and the middle part right side of the piston rod of telescopic oil cylinder 13 and drive rod 21 is hinged.

Each guide rail 2 is made of angle steel, and the side openings of the four angle steels are arranged opposite to each other in the left and right, front and rear, and a reinforcing rib plate 22 is arranged between the outer side of each angle steel and the upper surface of the bottom plate 1, and two adjacent guide rails 2 are fixedly connected by connecting rods 23 provided with horizontally.

The base plate 1 of the utility model is provided with a mounting hole 24, and the base plate 1 is fixedly arranged on the vehicle frame girder of the engineering vehicle through the mounting hole 24 by using bolts. The built-in engine on the engineering vehicle generates power for the hydraulic station 4 . Driving an engineering vehicle can easily move around the construction site, and drive wherever hoisting operations are required.

The working process of the utility model is as follows: when a hoisting operation is required (such as loading or unloading a heavy object on a transport vehicle), the engineering vehicle drives to a suitable position and then parks, assuming that the heavy object to be hoisted is located On the left side of the car, first start the lifting cylinder 5, the piston rod of the lifting cylinder 5 is extended, the three-dimensional frame 3 is moved up a certain distance along the four guide rails 2, and then stops, then the hydraulic hoist 6 is started, and the hydraulic hoist 6 is reversed first. The hoisting rope 11 wound on the hydraulic winch 6 is unclamped, and the hook 12 moves downwards by gravity. After moving to the heavy object, the hoist is started again. After the heavy object is hung on the hook 12, the hydraulic hoist 6 is started to rotate forward. , the hoisting rope 11 is wound on the roller of the hydraulic winch 6, after the hook 12 lifts the weight up to a certain height, if unloading from the transport vehicle, start the telescopic oil cylinder 13 again, the piston rod of the telescopic oil cylinder 13 shrinks, and the weight When the object moves to the right with the movable square pipe 15 to the top of the transport vehicle, start the hydraulic hoist 6 to reverse, and slowly drop the heavy object on the ground; when loading the vehicle from the ground, start the telescopic oil cylinder 13 again , the piston rod of the telescopic oil cylinder 13 is extended again, and when the weight moves to the right and upwards with the movable square tube 15 to a suitable position above the transport vehicle, the hydraulic hoist 6 is started to reverse again, and the weight is slowly dropped onto the transport vehicle superior.

Because the present invention is fixedly installed on the engineering vehicle, therefore, the hydraulically telescopic boom drives two movable square pipes 15 to move to the left and stretches out to form a cantilever crane through the telescopic oil cylinder 13 during operation, and the telescopic oil cylinder 13 also plays a role in the hoisting operation process. In order to prevent the movable square pipe 15 from moving to the right, when the engineering vehicle is running on the road, in order to reduce the width of the vehicle and reach safe driving, two movable square pipes 15 are moved to the right in the fixed square pipe 14. Two movable square pipes 15 are set, which can fully enhance the weight of the lifting operation, and the fixed square pipe 14 plays a role of guiding and bearing and ensuring that the movable square pipe 15 is firmly fixed during the lifting operation.

When the engineering vehicle is running on the road, in order to reduce the height of the vehicle to achieve safe driving, the three-dimensional frame 3 is designed and driven up or down by the lifting cylinder 5, which can also be adjusted according to the maximum height of the lifting weight. When hoisting operation, the three-dimensional frame 3 and the hydraulic telescopic boom are jacked up, and when traveling on the road, the three-dimensional frame 3 and the hydraulic telescopic boom are dropped to the lowest point.

The rib plate 22 and the connecting rod 23 play the role of enhancing the strength of the guide rail 2, ensuring that the guide rail 2 is always in a vertical state during the hoisting operation.

This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model belong to the technology of the utility model. protection scope of the program.

Claims (3)

1. The vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction is characterized in that it includes a horizontally arranged bottom plate, and four guide rails are arranged vertically on the bottom plate, and the vertical projection of the four guide rails is rectangular. Arranged at the apex, a three-dimensional frame that moves up and down along the four guide rails is set between the four guide rails. The hydraulic station, lifting cylinder and hydraulic hoist are arranged on the bottom plate in sequence from left to right. The cylinder body is hinged to the bottom plate, the upper end of the piston rod of the lifting cylinder is hinged to the bottom of the supporting frame, the top of the three-dimensional frame is horizontally provided with a hydraulic telescopic boom along the left and right directions, and the left end of the hydraulic telescopic boom is provided with a first fixed pulley. The right side is fixed with a right pulley frame, and the right pulley frame is connected with a second fixed pulley in rotation, and the movable end of the hoisting rope wound on the hydraulic winch goes upwards and sequentially bypasses the second fixed pulley and the first fixed pulley, and then connects with a fixed pulley located on the three-dimensional frame The hook on the left, the hydraulic station provides hydraulic power for the lifting cylinder, hydraulic telescopic boom and hydraulic winch. 2. The vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction according to claim 1, characterized in that: the hydraulic telescopic boom includes telescopic oil cylinders and two fixed square pipes that are horizontally arranged along the left and right directions , two fixed square tubes are fixed on the top of the lifting three-dimensional frame, and each fixed square tube is pierced with a movable square tube, the left ends of the two movable square tubes protrude from the fixed square tube, and the left ends of the two movable square tubes are fixed on the top. There is a supporting square tube, and a left pulley frame is set on the supporting square tube. The first fixed pulley is rotatably connected to the left pulley frame. The left pulley frame is provided with an anti-off-rope U-shaped card. The left bottom of each fixed square tube There are guide holes along the left and right horizontal directions. The bottom of each movable square tube is fixed with a guide block passing through the guide hole. The two guide blocks are connected by a drive rod located under the fixed square tube. The telescopic oil cylinder is parallel On the fixed square tube and below the middle of the two fixed square tubes, the cylinder body of the telescopic oil cylinder is hinged on the upper right side of the lifting three-dimensional frame, and the piston rod of the telescopic oil cylinder is hinged on the right side of the middle part of the drive rod. 3. The vehicle-mounted lifting and horizontal telescopic hoisting mechanism for civil engineering construction according to claim 1, characterized in that: each guide rail is made of angle steel, and the side openings of the four angle steels are all left and right and front and rear. Relatively arranged, reinforcing ribs are arranged between the outer side of each angle steel and the upper surface of the bottom plate, and the upper outer sides of two adjacent guide rails are fixedly connected by horizontally arranged connecting rods.