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CN-224226488-U - Socket joint formula section of jurisdiction special lifting device

CN224226488UCN 224226488 UCN224226488 UCN 224226488UCN-224226488-U

Abstract

The utility model discloses a socket type pipe piece special lifting tool, which relates to the technical field of pipe piece lifting and comprises two groups of clamping plates, clamping assemblies arranged in the two groups of clamping plates, and protection assemblies arranged on one sides of the clamping plates on two sides, wherein the two groups of clamping assemblies comprise a hydraulic rod, a lower pressing plate and two groups of limiting rods. According to the utility model, through the arrangement of the clamping assembly, when the pipe piece is clamped, the hydraulic rod is started, the lower pressing plate is driven to move when the hydraulic rod moves, the phenomenon that the lower pressing plate shakes is avoided by the positioning rod, the pipe piece can be firmly fixed by the movement of the lower pressing plate, the pipe piece is prevented from shaking, rotating or displacing in the lifting and transporting processes, meanwhile, a reliable clamping force can be provided, the pipe piece is prevented from falling due to unexpected situations, the damage to personnel and equipment is avoided, and the construction safety is ensured.

Inventors

  • GAN CONGYU
  • LIU YANPENG
  • LENG HUIMING
  • YANG JIE
  • WANG XIN

Assignees

  • 中交隧道工程局有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (8)

  1. 1. The utility model provides a socket joint formula section of jurisdiction special lifting device, includes two sets of grip blocks (1), its characterized in that still includes: The clamping assemblies (2) are arranged in the two groups of clamping plates (1), and the two groups of clamping assemblies (2) comprise a hydraulic rod (201), a lower pressing plate (202) and two groups of positioning rods (203); The protective components (3) are arranged on one side of the clamping plates (1) on two sides, and the two groups of protective components (3) comprise two groups of master sticky plates (301), two groups of sub sticky plates (302) and protective pads (303); The four groups of positioning rods (203) and the two groups of hydraulic rods (201) are fixedly connected to the inside of the grooves.
  2. 2. The socket joint formula section of jurisdiction special lifting appliance of claim 1, wherein two sets of hydraulic rods (201) are arranged in two sets of clamping plates (1), one end of each hydraulic rod (201) is fixedly connected with a lower pressing plate (202), and two sets of positioning rods (203) are slidably connected in each lower pressing plate (202).
  3. 3. The special lifting appliance for socket joint type duct pieces of claim 1, wherein four groups of female sticky plates (301) are arranged on one sides of two groups of clamping plates (1), one sides of the two groups of female sticky plates (301) are connected with sub sticky plates (302) in a sticky manner, and one sides of the four groups of sub sticky plates (302) are fixedly connected with two groups of protection pads (303).
  4. 4. The special lifting appliance for socket joint type duct pieces of claim 1, wherein two groups of sliding holes are formed in the surfaces of the two groups of lower pressing plates (202), and four groups of positioning rods (203) are connected to the inner parts of the sliding holes in a sliding mode.
  5. 5. The socket type pipe piece special lifting tool according to claim 1 is characterized in that one sides of two groups of clamping plates (1) are fixedly connected with positioning blocks (4), and the insides of the top surfaces of the two groups of clamping plates (1) are rotatably connected with first fixing rods (5).
  6. 6. The special lifting appliance for socket joint type duct pieces of claim 5, wherein two groups of connecting rods (6) are rotatably connected to the outer sides of two groups of first fixing rods (5), and rotating rods (7) are rotatably connected to the inner sides of four groups of connecting rods (6).
  7. 7. The special lifting appliance for socket joint type duct pieces of claim 6, wherein the outer side of the rotating rod (7) is rotatably connected with a lifting ring (8), and the inner parts of four groups of connecting rods (6) are fixedly connected with a plurality of groups of reinforcing rods (9).
  8. 8. The socket joint formula section of jurisdiction special lifting device of claim 6, wherein the inside rotation of dwang (7) is connected with gag lever post (10), one side fixedly connected with slide bar (11) of gag lever post (10), one side overlap joint of gag lever post (10) is connected with second dead lever (12).

Description

Socket joint formula section of jurisdiction special lifting device Technical Field The utility model relates to the technical field of duct piece hoisting, in particular to a socket joint type duct piece special lifting appliance. Background In underground engineering construction such as cities and tunnels, the segment plays an indispensable role as an important component constituting a lining structure. The shield method is widely applied, the segments are spliced one by one to form a firm circular lining structure, the tunnel is subjected to soil pressure and water pressure from stratum, dynamic load generated by train operation and the like, and the stability and safety of the tunnel are ensured. In large projects such as a roller tunnel, a river-crossing tunnel and the like, the pipe piece is the foundation for constructing a stable tunnel space, and the quality and the installation accuracy of the pipe piece are directly related to the success and failure of the whole project. When the prior device is used, most of the devices are clamped left and right, after the devices are clamped, the pipe piece can shake, move or even fall off, so that the personal safety of staff is affected, and therefore, the socket pipe piece special lifting tool is provided. Disclosure of utility model The utility model provides a special lifting appliance for socket pipe pieces, which aims to solve the problem that the personal safety of staff is affected because the pipe pieces can shake, move and even fall off after being clamped by the left and right clamping devices of the prior devices. The utility model provides a special lifting appliance for socket joint type duct pieces, which comprises two groups of clamping plates, clamping assemblies arranged in the two groups of clamping plates, protective assemblies arranged on one sides of the clamping plates on two sides, a plurality of grooves arranged on one side of the two groups of clamping plates, and four groups of positioning rods and two groups of positioning rods fixedly connected in the grooves. As a preferable technical scheme of the utility model, two groups of hydraulic rods are arranged in the two groups of clamping plates, one ends of the two groups of hydraulic rods are fixedly connected with a lower pressing plate, and the interiors of the two groups of lower pressing plates are slidably connected with two groups of positioning rods. As a preferable technical scheme of the utility model, four groups of the main adhesive plates are arranged on one sides of two groups of clamping plates, one sides of the two groups of the main adhesive plates are adhered and connected with the sub adhesive plates, and one sides of the four groups of the sub adhesive plates are fixedly connected with two groups of protection pads. As a preferable technical scheme of the utility model, two groups of sliding holes are formed on the surfaces of the two groups of lower pressing plates, and the four groups of positioning rods are connected inside the sliding holes in a sliding manner. As a preferable technical scheme of the utility model, one sides of the two groups of clamping plates are fixedly connected with positioning blocks, and the insides of the top surfaces of the two groups of clamping plates are rotatably connected with first fixing rods. As a preferable technical scheme of the utility model, the outer sides of the two groups of first fixing rods are respectively and rotatably connected with two groups of connecting rods, and the inner parts of the four groups of connecting rods are rotatably connected with rotating rods. As a preferable technical scheme of the utility model, the outer sides of the rotating rods are rotatably connected with hanging rings, and the inner parts of the four groups of connecting rods are fixedly connected with a plurality of groups of reinforcing rods. As a preferable technical scheme of the utility model, a limiting rod is rotatably connected in the rotating rod, a sliding rod is fixedly connected on one side of the limiting rod, and a second fixing rod is connected on one side of the limiting rod in a lap joint mode. Compared with the prior art, the utility model provides the special lifting appliance for the socket pipe piece, which has the following beneficial effects: this socket joint formula section of jurisdiction special lifting device, when carrying out the centre gripping to the pipe piece, start the hydraulic stem, the hydraulic stem removes and drives the holding down plate and remove, and the phenomenon that the holding down plate was rocked appears in the locating lever, and the holding down plate removes and carries out further centre gripping to the section of jurisdiction, can firmly fix the section of jurisdiction, prevents that it from taking place to rock, rotate or displacement in hoist and mount and transportation, can also provide reliable clamping force simultaneously, prevents that the section of jurisdiction from dr