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CN-121778611-B - Steel reinforcement cage hoist device that bored concrete pile test was used

CN121778611BCN 121778611 BCN121778611 BCN 121778611BCN-121778611-B

Abstract

The invention discloses a reinforcement cage hoisting device for cast-in-place pile test piles, which relates to the field of hoisting devices and comprises a hoisting vehicle, wherein a movable hanging bracket is arranged on the hoisting vehicle, a balancing weight is movably arranged on the movable hanging bracket, the reinforcement cage hoisting device further comprises a balancing weight moving device, the balancing weight moving device is arranged on the hoisting vehicle, the movable hanging bracket and the balancing weight are both arranged on the balancing weight moving device, and the balancing weight moving device is used for moving the balancing weight. In addition, the drilling machine is used for driving the drill rod to rotate and drill into the ground, so that additional tension is provided, the problems of unbalance and rollover of the crane are effectively solved, and the remarkable effects of safety, economy and convenience in operation are brought.

Inventors

  • Duan Yufan
  • DAI SHIPENG
  • ZHAO HAIYAN

Assignees

  • 中国有色金属工业昆明勘察设计研究院有限公司

Dates

Publication Date
20260508
Application Date
20260305

Claims (7)

  1. 1. The steel reinforcement cage hoisting device for the cast-in-place pile test is characterized by comprising a sling cart, wherein a movable hanger is arranged on the sling cart, and a balancing weight is movably arranged on the movable hanger; the counterweight moving device is arranged on the sling cart, the movable hanger and the counterweight block are both arranged on the counterweight moving device, and the counterweight moving device is used for moving the counterweight block; the counterweight moving device comprises a moving plate, the moving plate is sleeved on the movable hanging bracket, the counterweight block is slidably mounted on the moving plate, and the counterweight block moves on the moving plate and is used for balancing the sling cart; The automatic lifting device comprises a counterweight moving device, a lifting truck, an active pull-back device, a ground drilling motor, a drill rod, a communication hole, a lifting truck and a lifting truck, wherein the counterweight moving device is arranged on the ground drilling motor; The auxiliary balancing device comprises two unfolding weight frames, wherein the two unfolding weight frames are rotatably arranged on the bottom side of the sling cart, the unfolding weight frames are unfolded and used for balancing and supporting the sling cart, and the front ends of the unfolding weight frames are arranged in an opening manner; The counterweight moving device further comprises two sliding strips, and the two sliding strips are both arranged on the moving plate in a sliding manner; The sliding bar is provided with a moving spring, and the moving spring is arranged on the inner wall of the moving plate; The movable hanging bracket is movably sleeved with a follow-up rotating bracket, two positioning brackets are arranged on the follow-up rotating bracket, positioning shafts are arranged on the two positioning brackets, positioning clamping grooves are formed in the bottom sides of the two sliding strips, and the two positioning shafts are respectively inserted into the two positioning clamping grooves; The movable hanging bracket is provided with two vertical sliding grooves, the follow-up rotating frame is slidably arranged in the two vertical sliding grooves, an unlocking spring is arranged on the inner wall of the vertical sliding groove, and the unlocking spring is arranged on the follow-up rotating frame; the lifting truck is movably provided with a jacking frame, the follow-up rotating frame moves downwards and is used for extruding the jacking frame, and the bottom side of the jacking frame is rotatably provided with a jacking wheel; and the compression frame is provided with a contraction spring, and the contraction spring is arranged on the top side of the sling cart.
  2. 2. A reinforcement cage lifting device for cast-in-place pile test piles according to claim 1, wherein the active pull-back device further comprises two lifting linkage frames, and the two lifting linkage frames are respectively arranged on two sides of the earth-boring motor; the two lifting linkage frames are provided with guide rods, two guide holes are formed in the moving plate, and the two guide rods are movably installed in the two guide holes respectively.
  3. 3. The steel reinforcement cage hoisting device for cast-in-place pile test piles according to claim 2, wherein two sides of the moving plate are rotatably provided with rotary compression bars, and the two rotary compression bars are movably arranged on the two lifting linkage frames respectively; the horizontal pushing cylinders are arranged on two sides of the balancing weight, and the balancing weight is driven to move so that the horizontal pushing cylinders push the rotary compression bar to rotate and are used for driving the drilling machine to move downwards.
  4. 4. A steel reinforcement cage hoisting device for cast-in-place pile test piles according to claim 3, wherein two downward-pressing sliding shafts are arranged on the rotary pressing rod, downward-pressing sliding grooves are formed in the lifting linkage frame, and one downward-pressing sliding shaft is movably arranged in each downward-pressing sliding groove; The two sides of the moving plate are provided with rotary mounting grooves, the other lower pressing sliding shaft is rotatably mounted in the rotary mounting grooves, rotary torsion springs are mounted on the inner walls of the rotary mounting grooves, and the rotary torsion springs are mounted on the lower pressing sliding shaft.
  5. 5. The steel reinforcement cage hoisting device for cast-in-place pile test piles according to claim 1, wherein the auxiliary balancing device further comprises two unfolding gears, two connecting rotating shafts are rotatably arranged on the hoisting truck, the two connecting rotating shafts are respectively arranged on the two unfolding counterweight frames, and the two unfolding gears are respectively arranged on the two connecting rotating shafts; the two sides of the sling cart are respectively provided with an unfolding rack in a sliding manner, and the two unfolding racks are respectively meshed with the two unfolding gears; The two sides of the sling cart are provided with transverse sliding grooves, the two unfolding racks are respectively and slidably arranged in the two transverse sliding grooves, the inner wall of each transverse sliding groove is provided with a reset spring, and the reset springs are arranged on the unfolding racks.
  6. 6. The steel reinforcement cage hoisting device for cast-in-place pile test piles according to claim 5, wherein two lower pressing frames are movably mounted on the hoisting vehicle, pressing rods are mounted on the two lower pressing frames, pressing wedge plates are mounted on the two unfolding racks, and the lower pressing frames move downwards to push the pressing wedge plates to move through the pressing rods so as to drive the unfolding racks to move; the lifting device is characterized in that a plurality of limiting sliding grooves are formed in the top side of the lifting truck, a plurality of limiting rods are mounted on the pressing frame, the limiting rods are respectively and slidably mounted in the limiting sliding grooves, a lifting spring is mounted on the inner wall of the limiting sliding grooves, and the lifting spring is mounted on the limiting rods.
  7. 7. The steel reinforcement cage hoisting device for cast-in-place pile test piles according to claim 6, wherein a driving pressing plate is arranged at the bottom side of the moving plate, a plurality of connecting springs are arranged between the moving plate and the driving pressing plate, and the driving pressing plate moves downwards and is used for extruding the lower pressing frame to move; The movable plate is internally and movably provided with an arc-shaped push block, the arc-shaped push block is arranged on the driving pressing plate, and the balancing weight is used for moving and pushing the arc-shaped push block to move and driving the driving pressing plate to move downwards.

Description

Steel reinforcement cage hoist device that bored concrete pile test was used Technical Field The invention relates to the technical field of hoisting devices, in particular to a steel reinforcement cage hoisting device for cast-in-place pile test piles. Background When the rock-soil investigation work is carried out, in order to determine the single pile bearing capacity and the deformation resistance of the bored pile under the engineering geological conditions, the pore-forming conditions of each layer of soil are evaluated, the construction parameters and relevant quality control standards are provided for the later large-area construction, and a representative area is selected in a construction area to carry out pile test work. When testing piles, holes are drilled in the existing construction area, then reinforcement cages are manufactured, the reinforcement cages are hoisted into the holes through a sling cart, then cement is poured, but when the reinforcement cages are hoisted, huge moment is easily generated due to accidents such as wind blowing or instability of a crane, swinging or sudden unloading is easy to generate when the reinforcement cages are hoisted, so that the crane is unbalanced and tilted around a pivot, and the sling cart is tilted sideways, so that the sling cart is damaged, meanwhile, the life safety of workers in the sling cart is greatly threatened, in addition, the traditional support legs are easy to sink on a soft foundation, and the risk of tilting and overturning of the crane is further increased. Disclosure of Invention The invention aims to provide a steel reinforcement cage hoisting device for a cast-in-place pile test pile, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: A reinforcement cage hoisting device for a cast-in-place pile test comprises a sling cart, wherein a movable hanger is arranged on the sling cart, and a balancing weight is movably arranged on the movable hanger; the counterweight moving device is arranged on the sling cart, the movable hanger and the counterweight block are both arranged on the counterweight moving device, and the counterweight moving device is used for moving the counterweight block; the counterweight moving device comprises a moving plate, the moving plate is sleeved on the movable hanging bracket, the counterweight block is slidably mounted on the moving plate, and the counterweight block moves on the moving plate and is used for balancing the sling cart; The automatic lifting device comprises a counterweight moving device, a lifting truck, an active pull-back device, a ground drilling motor, a drill rod, a communication hole, a lifting truck and a lifting truck, wherein the counterweight moving device is arranged on the ground drilling motor; The auxiliary balance device comprises two unfolding weight frames, the two unfolding weight frames are rotatably arranged on the bottom side of the sling cart, the unfolding weight frames are unfolded and used for balancing and supporting the sling cart, and the front ends of the unfolding weight frames are arranged in an opening mode. Further, in a preferred embodiment of the present invention, the weight moving device further includes two sliding bars, both of which are slidably mounted on the moving plate; and the sliding strip is provided with a moving spring, and the moving spring is arranged on the inner wall of the moving plate. Further, in the preferred embodiment of the present invention, the movable hanger is movably sleeved with a follow-up rotating frame, two positioning frames are mounted on the follow-up rotating frame, positioning shafts are mounted on the two positioning frames, positioning clamping grooves are formed on the bottom sides of the two sliding strips, and the two positioning shafts are respectively inserted into the two positioning clamping grooves; Two vertical sliding grooves are formed in the movable hanging frame, the follow-up rotating frame is slidably arranged in the two vertical sliding grooves, an unlocking spring is arranged on the inner wall of the vertical sliding groove, and the unlocking spring is arranged on the follow-up rotating frame. Further, in the preferred embodiment of the invention, a top pressing frame is movably arranged on the sling cart, the follow-up rotating frame moves downwards to press the top pressing frame, and a top pressing wheel is rotatably arranged on the bottom side of the top pressing frame; and the compression frame is provided with a contraction spring, and the contraction spring is arranged on the top side of the sling cart. Further, in a preferred embodiment of the present invention, the active pullback device further includes two lifting linkage frames, and the two lifting linkage frames are respectively installed on two sides of the earth-boring motor; the two lifting linkage frames are provided with