Hoisting tool for vertical shaft installation

Abstract

The utility model relates to the technical field of vertical shaft installation equipment, and discloses a hoisting tool for vertical shaft installation, which comprises a bearing rod, a top seat is fixedly installed on the surface of the bearing rod, an upper sliding sleeve is slidably installed below the top seat, the outer circumference of the upper sliding sleeve is rotatably connected with a display rack, and a movable rod is rotatably installed at the lower end of the display rack. A lower sliding sleeve fixedly connected with the lower end of the bearing rod is installed below the upper sliding sleeve. One end of the movable rod is rotationally connected with the lower sliding sleeve, the end, away from the lower sliding sleeve, of the movable rod is fixedly connected with a fixed rod, and the end, away from the movable rod, of the fixed rod is fixedly provided with a protective abutting foot. A cage frame is installed below the bearing rod, and a rope is connected between the cage frame and the upper sliding sleeve. The hoisting tool can solve the problems that when an existing hoisting tool hoists a cement pipe, the direction of the cement pipe needs to be additionally adjusted, the operation process is tedious, and the cement pipe cannot be directly put into a vertical shaft during hoisting.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shaft installation equipment, especially to a hoisting tool for shaft installation. BACKGROUND

[0002] When the shaft is installed, it is necessary to first dig a well, then install the cement pipe in the well, and use cement to seal the edges between the cement pipes. Therefore, the cement pipe is one of the indispensable equipment for the completion of the shaft. The overall weight of the cement pipe is relatively heavy, and when it is placed in the well, it needs to be hoisted by a crane. During the hoisting process, a hoisting tool is used on the hoist arm to position and clamp the cement pipe. The hoisting tool assists the crane to complete the lifting and movement of the cement pipe.

[0003] The patent with publication number CN212151338U discloses an assembled cement pipe hoisting clamp. The hoisting head is provided with at least two steel wires, and the end of the steel wire is provided with a locking hoisting frame. The locking hoisting frame locks multiple hollow cement pipes. The locking hoisting frame includes a fixed disc, the fixed disc is provided with multiple fixed inner claws, one side of the fixed inner claw is provided with a movable outer claw, the fixed disc is provided with a bearing column in the middle, the bearing column is provided with a sliding sliding shaft, the sliding shaft is hinged with the end of the movable outer claw through a control rod, the sliding shaft slides up and down, and the movable outer claw is pushed to approach the inner lapping surface direction to clamp the hollow cement pipe port. The sliding shaft controls the sliding and compression of the movable outer claw, realizes the structure of the circumferential compression, and is convenient to use. At least three can be hoisted at the same time during transportation, and the cost is low.

[0004] The existing hoisting tool hoists the cement pipe. In order to maintain the stability of the cement pipe, the hoisting rope and the clamping tool are used to clamp from both ends of the cement pipe, the cement pipe is placed horizontally, the clamping piece is hooked from the opening edge of the cement pipe, then the clamping piece is connected with the lower end of the hoisting rope, the upper end of the hoisting rope is connected with the front end of the hoist arm of the crane, cooperates with the crane, uses the hoisting rope to hoist the cement pipe horizontally, and moves to the well digging position. The vertical shaft is vertically downward, and after the horizontal cement pipe is moved above the vertical shaft, the direction of the cement pipe needs to be adjusted, the horizontal cement pipe needs to be adjusted to the vertical direction, and then the vertical cement pipe is put into the vertical shaft. In this way, the direction of the cement pipe needs to be adjusted after hoisting, the process is complicated and laborious, and manual intervention is needed, which is not conducive to directly lowering the cement pipe into the vertical shaft during hoisting. SUMMARY

[0005] In order to overcome the prior art, the utility model wants to solve the technical problem that the existing hoisting tool needs to additionally adjust the direction of the cement pipe when hoisting the cement pipe, the operation process is relatively complicated, and it is not conducive to directly placing the cement pipe into the vertical shaft during hoisting.

[0006] In order to achieve the above object, the utility model provides a hoisting tool for vertical shaft installation, including bearing rod, the surface fixed mounting of bearing rod has the top seat, and the lower side of top seat is slidably installed with the upper slide sleeve, the outer circle of upper slide sleeve is rotatably connected with the exhibition frame, and the lower end of exhibition frame is rotatably installed with the movable rod, and the lower side of upper slide sleeve is installed with the lower slide sleeve fixedly connected with the lower end of bearing rod.

[0007] Preferably, the bearing rod and the top seat are fixedly connected, and the outer side of the top seat is fixedly connected with a connecting rod, and the end of the connecting rod away from the top seat is provided with a protective cage, and the top of the bearing rod is provided with a lock.

[0008] Further, the upper end of the exhibition frame and the upper slide sleeve are provided with a third connecting shaft, and the lower end of the exhibition frame and the movable rod are provided with a first connecting shaft.

[0009] Further, the upper and lower ends of the exhibition frame are rotatably connected with the upper slide sleeve and the movable rod through the third connecting shaft and the first connecting shaft respectively, and the lower end of the exhibition frame is rotatably connected with one third of the movable rod.

[0010] Preferably, the cage is connected with the upper slide sleeve through the cable, and the upper surface of the upper slide sleeve is connected with a reset hydraulic cylinder.

[0011] Preferably, the upper slide sleeve and the bearing rod are in sliding structure, and the upper slide sleeve is connected with the top seat through the reset hydraulic cylinder.

[0012] Further, the bottom of the cage is fixedly connected with a bottom cage.

[0013] Further, the bottom cage is semispherical, and the diameter of the bottom of the bottom cage is smaller than the diameter of the cage.

[0014] Compared with the prior art, the hoisting tool for vertical shaft installation has the following advantages:

[0015] 1. The utility model provides a vertical shaft installation hoisting tool, which comprises a bearing rod, a top seat fixedly arranged on the surface of the bearing rod, an upper sliding sleeve, a lower sliding sleeve and a cage, wherein the upper sliding sleeve is connected with the cage below the bearing rod through a rope, the diameter of the cage is larger than that of the bearing rod, the upper sliding sleeve is slidably arranged on the outer side of the bearing rod, the lower sliding sleeve is arranged below the upper sliding sleeve, the upper sliding sleeve slides up and down on the bearing rod, the lower sliding sleeve is fixedly connected with the lower end of the bearing rod, and the upper sliding sleeve moves downward after being subjected to stress; the cage is rotated during the movement of the upper sliding sleeve; the two ends of the cage are rotatably connected with the upper sliding sleeve and the movable rod respectively; the cage and the movable rod are matched with each other; the cage and the movable rod are expanded outward after the upper sliding sleeve moves downward; the protective foot at one end of the movable rod is tightly abutted against the inner wall of the cement pipe; the cement pipe is vertically hoisted through the lock buckle; the cement pipe is vertically hoisted; the cement pipe is placed in the vertical shaft; and the process is labor-saving and time-saving.

[0016] 2. The cage is movably arranged below the bearing rod; when the bearing rod is placed in the cement pipe and the cement pipe is hoisted, the cage is connected with the upper sliding sleeve through the rope; the cage protects the cement pipe; the upper sliding sleeve is pushed downward by the reset hydraulic cylinder; the protective foot at one end of the movable rod is used to abut against the cement pipe after the cage and the movable rod are expanded; the cement pipe is vertically hoisted; the cement pipe is not hoisted horizontally; the cement pipe is directly vertically hoisted; and the cement pipe is directly placed in the vertical shaft. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.

[0018] Figure 1 It is a structural schematic view of the vertical shaft installation hoisting tool of the utility model.

[0019] Figure 2 It is a connection schematic view of the cage and the movable rod of the utility model.

[0020] Figure 3 It is a structural schematic view of the bottom of the vertical shaft installation hoisting tool of the utility model.

[0021] Figure 4 It is Figure 3 It is an enlarged schematic view of A in the middle.

[0022] In the figure: 1, the load-bearing rod; 2, the top seat; 3, the connecting rod; 4, the protective cage; 5, the bottom cage; 6, the upper sliding sleeve; 7, the display rack; 8, the movable rod; 9, the cage frame; 10, the fixed rod; 11, the protective foot; 12, the lower sliding sleeve; 13, the reset hydraulic cylinder; 14, the first connecting shaft; 15, the second connecting shaft; 16, the third connecting shaft; 17, the cable; 18, the lock. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] The following will be described with reference to Figures 1-4 The hoisting tool for shaft installation of the utility model is described in detail.

[0026] The hoisting tool for shaft installation of the utility model comprises a load-bearing rod 1, the surface of the load-bearing rod 1 is fixedly provided with a top seat 2, the lower portion of the top seat 2 is slidably provided with an upper sliding sleeve 6, the load-bearing rod 1 and the top seat 2 are fixedly connected, the outer side of the top seat 2 is fixedly connected with a connecting rod 3, the connecting rod 3 is provided with a protective cage 4 at the end away from the top seat 2, and the top of the load-bearing rod 1 is provided with a lock 18.

[0027] Specifically, the top of the load-bearing rod 1 is provided with a lock 18, which is connected with a sling, so as to facilitate hoisting the load-bearing rod 1. The upper end of the load-bearing rod 1 is fixedly provided with a top seat 2, the top seat 2 is connected with a protective cage 4 through a connecting rod 3, and the protective cage 4 is beneficial to protecting the cement pipe after being hoisted vertically.

[0028] The outer circumference of the upper sliding sleeve 6 is rotationally connected with a display shelf 7, and the lower end of the display shelf 7 is rotationally installed with a movable rod 8, and the lower side of the upper sliding sleeve 6 is installed with a lower sliding sleeve 12, and the lower sliding sleeve 12 is fixedly connected with the lower end of the bearing rod 1, and the second connecting shaft 15 for rotation is arranged between one end of the movable rod 8 and the lower sliding sleeve 12, and the end of the movable rod 8 away from the lower sliding sleeve 12 is fixedly connected with a fixed rod 10, and the end of the fixed rod 10 away from the movable rod 8 is fixedly provided with a protective foot 11.

[0029] The lower side of the bearing rod 1 is installed with a cage 9, and the middle disc of the cage 9 is connected with the upper sliding sleeve 6 through a rope 17, and the upper end of the display shelf 7 is provided with a third connecting shaft 16 between the upper sliding sleeve 6, and the lower end of the display shelf 7 is provided with a first connecting shaft 14 between the movable rod 8, and the upper and lower ends of the display shelf 7 are rotationally connected with the upper sliding sleeve 6 and the movable rod 8 through the third connecting shaft 16 and the first connecting shaft 14 respectively, and the lower end of the display shelf 7 is rotationally connected with the one-third of the movable rod 8.

[0030] Specifically, the display shelf 7 is rotationally connected with the upper sliding sleeve 6 through the third connecting shaft 16, and the lower end of the display shelf 7 is rotationally connected with the one-third of the movable rod 8 through the first connecting shaft 14, and the upper sliding sleeve 6 moves up and down along the bearing rod 1, and the lower sliding sleeve 12 is fixedly connected with the bearing rod 1, and the upper sliding sleeve 6 moves downward, which pushes the upper end of the display shelf 7 to move downward, and the lower end of the display shelf 7 moves outward, which cooperates with the rotation structure between the movable rod 8 and the lower sliding sleeve 12, and since the display shelf 7 is rotationally connected with the one-third of the movable rod 8, the fixed rod 10 at one end of the movable rod 8 extends outward, the display shelf 7 pushes the movable rod 8 outward, the protective foot 11 on the fixed rod 10 at one end of the movable rod 8 moves outward, which further expands the diameter of the display shelf 7 and the movable rod 8, and thus the protective foot 11 is tightly abutted from the inside of the cement pipe, and thus the cement pipe is conveniently hoisted vertically.

[0031] The cage 9 is connected with the upper sliding sleeve 6 through the rope 17, the upper surface of the upper sliding sleeve 6 is connected with the reset hydraulic cylinder 13, the upper sliding sleeve 6 and the bearing rod 1 are in sliding structure, the upper sliding sleeve 6 is connected with the top seat 2 through the reset hydraulic cylinder 13, and the bottom of the cage 9 is fixedly connected with the bottom cage 5. The bottom cage 5 is semispherical, the top diameter of the bottom cage 5 is equal to the diameter of the cage 9, the bottom diameter of the bottom cage 5 is smaller than the diameter of the cage 9, the semispherical bottom cage 5 protects the bottom of the cement pipe, and the semispherical structure avoids affecting the bearing rod 1 to move out of the cement pipe. The upper sliding sleeve 6 and the bearing rod 1 are in sliding connection, the lower sliding sleeve 12 and the bearing rod 1 are in fixed connection, the upper sliding sleeve 6 moves up and down on the bearing rod 1, so that the upper sliding sleeve 6 drives the display stand 7 and the movable rod 8 to rotate through sliding, the cage 9 and the bearing rod 1 are separated from each other and connected with the upper sliding sleeve 6 through the rope 17, when the cement pipe is sleeved on the outside of the bearing rod 1, the cage 9 is close to the cage 9 and contacts the outer wall of the cage 9, the cage 9 and the bottom cage 5 protect the bottom of the cement pipe, and the cage 9 is connected with the upper sliding sleeve 6 through the rope 17, the cage 9 moves through the cooperation of the rope 17 and the upper sliding sleeve 6, and the reset hydraulic cylinder 13 is used, the reset hydraulic cylinder 13 moves the upper sliding sleeve 6 downward, and then the display stand 7 is expanded outward synchronously and abuts against the cement pipe, after the cement pipe is placed in the vertical shaft, the reset hydraulic cylinder 13 drives the upper sliding sleeve 6 to reset upward, and then the display stand 7 is reset, the protection feet 11 abutting against the inner wall of the cement pipe are loosened, the bearing rod 1 and the bottom cage 5 are taken out, the diameters of the protection cage 4 and the cage 9 are same as the inner diameter of the cement pipe, and the protection cage 4 and the bottom cage 5 cannot be taken out of the cement pipe.

[0032] Next, the working principle of the hoisting tool for vertical shaft installation is described with reference to the description of the above structural features. Figures 1-4

[0033] ​In use, when the cement pipe is sleeved outside the load bearing rod 1, the diameter of the cage 9 is same with the inner diameter of the cement pipe, the cage 9 protects the cement pipe when the cement pipe approaches the cage 9, after the load bearing rod 1 is hoisted, the cage 9 moves through the cooperation of the cable 17 and the upper sliding sleeve 6, meanwhile the reset hydraulic cylinder 13 presses the upper sliding sleeve 6 downwards, the upper sliding sleeve 6 moves downwards along the load bearing rod 1, the protection resisting foot 11 is made of anti-skid elastic rubber material, has elasticity and is anti-skid, when the expansion frame 7 expands outwards synchronously, the protection resisting foot 11 is tightly pressed from the inside of the cement pipe, when the upper sliding sleeve 6 moves downwards, the third connecting shaft 16 rotates to push the upper end of the expansion frame 7 to move downwards, the upper end of the expansion frame 7 moves downwards, the lower end of the expansion frame 7 moves outwards, the expansion frame 7 pushes the movable rod 8 outwards through the rotating structure between the movable rod 8 and the lower sliding sleeve 12, the protection resisting foot 11 on the fixed rod 10 at one end of the movable rod 8 moves outwards, further expands the diameter of the expansion frame 7 and the movable rod 8, and then the protection resisting foot 11 is tightly pressed from the inside of the cement pipe, the cement pipe is hoisted and put into the shaft after being connected with the hoisting cable through the lock buckle 18, the force of the load bearing seat disappears, the upper sliding sleeve 6 is driven to reset upwards through the reset hydraulic cylinder 13, then the expansion frame 7 is reset, the protection resisting foot 11 tightly pressed against the inner wall of the cement pipe is loosened, then the load bearing rod 1 and the bottom cage 5 are taken out.

[0034] The above merely describes the specific implementation manners of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can understand the transformation or replacement within the technical range disclosed by the present application, which should be covered in the inclusive scope of the present application.

Claims

1. A hoisting tool for shaft installation, characterized by, Include the load-bearing rod (1), the surface of the load-bearing rod (1) is fixedly installed with the top seat (2), and the lower side of the top seat (2) is slidably installed with the upper sliding sleeve (6), the outer circumference of the upper sliding sleeve (6) is rotatably connected with the display stand (7), and the lower end of the display stand (7) is rotatably installed with the movable rod (8), the lower side of the upper sliding sleeve (6) is installed with the lower sliding sleeve (12) fixedly connected with the lower end of the load-bearing rod (1); One end of the movable rod (8) is rotatably connected with the lower sliding sleeve (12), and the end of the movable rod (8) away from the lower sliding sleeve (12) is fixedly connected with the fixed rod (10), and the end of the fixed rod (10) away from the movable rod (8) is fixedly provided with the protective foot (11); The lower side of the load-bearing rod (1) is installed with the cage (9), and the middle disc of the cage (9) is connected with the cable (17) between the upper sliding sleeve (6).

2. The hoisting tool for shaft installation according to claim 1, characterized in that, The load-bearing rod (1) is fixedly connected with the top seat (2), and the outer side of the top seat (2) is fixedly connected with the connecting rod (3), and the end of the connecting rod (3) away from the top seat (2) is provided with the protective cage (4), and the top of the load-bearing rod (1) is installed with the lock (18).

3. The hoisting tool for shaft installation according to claim 1, characterized in that, The upper end of the display stand (7) is provided with the third connecting shaft (16) between the upper sliding sleeve (6), and the lower end of the display stand (7) is provided with the first connecting shaft (14) between the movable rod (8).

4. The hoisting tool for shaft installation according to claim 3, characterized in that, The upper and lower ends of the display stand (7) are rotatably connected with the upper sliding sleeve (6) and the movable rod (8) through the third connecting shaft (16) and the first connecting shaft (14) respectively, and the lower end of the display stand (7) is rotatably connected with one third of the movable rod (8).

5. The hoisting tool for shaft installation according to claim 1, characterized by The cage (9) is connected with the upper sliding sleeve (6) through the cable (17), and the upper surface of the upper sliding sleeve (6) is connected with the reset hydraulic cylinder (13).

6. The hoisting tool for shaft installation according to claim 1, characterized by The upper sliding sleeve (6) and the load-bearing rod (1) are slidably connected, and the upper sliding sleeve (6) is connected with the top seat (2) through the reset hydraulic cylinder (13).

7. The hoisting tool for shaft installation according to claim 1, characterized by The bottom of the cage (9) is fixedly connected with the bottom cage (5).

8. The hoisting tool for shaft installation according to claim 7, characterized in that, The bottom cage (5) is semispherical, and the diameter of the bottom of the bottom cage (5) is smaller than the diameter of the cage (9).

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