Steel member hoisting device for channel construction

Abstract

The utility model relates to the technical field of steel member hoisting, and discloses a steel member hoisting device for channel construction, which comprises a machine body, the right side of the machine body is fixedly connected with a motor, and the output end of the motor is fixedly connected with a bidirectional threaded rod; the outer side of the bidirectional threaded rod is in transmission connection with two moving blocks which are distributed in a bilateral symmetry mode through threads, a limiting rod is fixedly connected into the machine body, the outer side of the limiting rod is in sliding connection with the interiors of the two moving blocks, and clamping jaws are fixedly connected to the bottoms of the two moving blocks; two winches which are symmetrically distributed left and right are arranged at the top of the machine body, and steel ropes are wound on the outer sides of the two winches. The steel member hoisting device for channel construction has the advantages of being stable in hoisting and the like, and the problems that a hoisting mode of fixing the two ends can cause a large amount of pressure to the center of a steel member, the steel member can be deformed by the large amount of pressure, and the steel member is damaged are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel component hoisting, in particular to a steel component hoisting device for waterway construction. Background Art

[0002] Steel component hoisting refers to the process of lifting steel components from the ground or other locations and installing them to the predetermined location using a crane or other lifting equipment. This is a common operation in the construction and engineering industries and is used to install large steel structures such as bridges, steel beams, columns, ladder trusses, etc. of buildings.

[0003] The existing lifting of steel components usually involves fixing both ends of the steel components and then lifting them. This lifting method of fixing both ends will cause a lot of pressure on the center of the steel component, which may cause the steel component to deform and cause damage to the steel component. Therefore, a steel component lifting device for waterway construction is proposed to solve the above-mentioned problem. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides a steel structure lifting device for waterway construction, which has the advantages of stable lifting, etc., and solves the problem that the lifting method with fixed two ends will cause a large amount of pressure on the center of the steel structure, which may cause the steel structure to deform and cause damage to the steel structure.

[0006] (II) Technical solution

[0007] The utility model provides a technical solution to the above-mentioned technical problems as follows: a steel structure lifting device for waterway construction, comprising a machine body, a motor is fixedly connected to the right side of the machine body, a bidirectional threaded rod is fixedly connected to the output end of the motor, two moving blocks symmetrically distributed on the left and right are connected to the outer side of the bidirectional threaded rod through threaded transmission, a limit rod is fixedly connected to the inside of the machine body, the outer side of the limit rod is slidingly connected to the inside of the two moving blocks, the bottoms of the two moving blocks are fixedly connected with clamps, and two winches symmetrically distributed on the left and right are arranged on the top of the machine body, steel ropes are wound around the outer sides of the two winches, and the ends of the two steel ropes away from the two winches are fixedly connected to the front side of the machine body.

[0008] The beneficial effects of the utility model are as follows: the motor drives the two moving blocks to move through the bidirectional threaded rod, the two moving blocks drive the two clamping claws to move, the two clamping claws clamp the steel structure, the two winches drive the two steel ropes to contract, and the two steel ropes provide support effect to the steel structure through the two winches and the machine body to achieve a stable lifting effect.

[0009] The steel structure lifting device used in waterway construction has the advantage of stable lifting.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, three connection blocks are fixedly connected to the top of the machine body and are distributed at equal distances in the transverse direction, and the interiors of the three connection blocks are rotatably connected with load-bearing ropes.

[0012] The beneficial effect of adopting the above further solution is that the three connecting blocks are convenient for connecting the three load-bearing ropes.

[0013] Furthermore, one end of the three load-bearing ropes away from the three connecting blocks are all connected to the internal rotation of the same load-bearing block, the internal rotation of the load-bearing block is connected to a lifting rope, and the lifting rope is connected to an external machine.

[0014] The beneficial effect of adopting the above further solution is that an external machine can lift the load-bearing block through the lifting rope.

[0015] Furthermore, the outer sides of the two steel ropes are sleeved with protective covers, and the two protective covers are made of rubber material.

[0016] The beneficial effect of adopting the above further solution is that the two protective covers can prevent scratches caused by friction between the two steel ropes and the hoisted steel components when the steel components are hoisted.

[0017] Furthermore, three slots are provided on opposite sides of the two clamping jaws and are equidistantly distributed in the longitudinal direction. Two pressure plates are inserted into the six slots and are symmetrically distributed in the left and right directions. Two screws are threadedly connected to the opposite sides of the two clamping jaws and are symmetrically distributed in the front and back directions. The outer sides of the four screws are respectively connected to the internal threads of the two pressure plates.

[0018] The beneficial effect of adopting the above further solution is that the six slots can provide a limiting effect on the two upper pressing plates through the two clamping claws.

[0019] Furthermore, a limit ring is fixedly connected to the interior of the machine body, the interior of the limit ring is rotatably connected to the exterior of the bidirectional threaded rod, and the interior of the limit ring is rotatably connected to the exterior of the limit rod.

[0020] The beneficial effect of adopting the above further solution is that the limiting ring can provide a limiting effect to the bidirectional threaded rod through the machine body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view of the connection structure between the motor and the machine body of the utility model;

[0023] Figure 3 This is a bottom view of the connection structure between the motor and the machine body of the utility model;

[0024] Figure 4 This is an enlarged view of the structure at point A of the utility model.

[0025] In the figure: 1. machine body; 2. motor; 3. bidirectional threaded rod; 4. moving block; 5. limiting rod; 6. clamping claw; 7. winch; 8. steel rope; 9. connecting block; 10. load-bearing rope; 11. load-bearing block; 12. lifting rope; 13. protective cover; 14. slot; 15. pressure plate; 16. screw; 17. limiting ring. DETAILED DESCRIPTION

[0026] 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.

[0027] In the embodiment, Figure 1-4 A steel structure hoisting device for waterway construction is provided. The utility model comprises a machine body 1, a motor 2 is fixedly connected to the right side of the machine body 1, a bidirectional threaded rod 3 is fixedly connected to the output end of the motor 2, two moving blocks 4 which are symmetrically distributed on the left and right are connected to the outer side of the bidirectional threaded rod 3 through threaded transmission, a limiting rod 5 is fixedly connected to the inside of the machine body 1, the outer side of the limiting rod 5 is slidably connected to the inside of the two moving blocks 4, the bottoms of the two moving blocks 4 are fixedly connected with clamping claws 6, and two winches 7 which are symmetrically distributed on the left and right are arranged on the top of the machine body 1, steel ropes 8 are wound around the outer sides of the two winches 7, and the ends of the two steel ropes 8 which are away from the two winches 7 are fixedly connected to the front side of the machine body 1;

[0028] The top of the machine body 1 is fixedly connected with three connecting blocks 9 which are distributed at equal distances in the transverse direction, and the insides of the three connecting blocks 9 are all rotatably connected with load-bearing ropes 10;

[0029] Three connecting blocks 9 facilitate the connection of three load-bearing ropes 10;

[0030] The ends of the three load-bearing ropes 10 away from the three connecting blocks 9 are all connected to the internal rotation of the same load-bearing block 11, and the internal rotation of the load-bearing block 11 is connected to a lifting rope 12, and the lifting rope 12 is connected to an external machine;

[0031] An external machine can lift the load-bearing block 11 through the lifting rope 12, and the load-bearing block 11 can drive the three load-bearing ropes 10 to rise;

[0032] The outer sides of the two steel ropes 8 are sleeved with protective covers 13, and the two protective covers 13 are both made of rubber material;

[0033] The two protective covers 13 can prevent the two steel ropes 8 from rubbing against the steel components when hoisting the steel components, and the two protective covers 13 are made of rubber material to prevent the steel components from sliding when hoisting;

[0034] The two protective covers 13 can prevent the two steel ropes 8 from rubbing against the hoisted steel components and causing scratches when hoisting the steel components;

[0035] The opposite sides of the two clamping jaws 6 are provided with three slots 14 which are equidistantly distributed in the longitudinal direction, and two pressing plates 15 which are symmetrically distributed in the left and right directions are inserted into the six slots 14. The opposite sides of the two clamping jaws 6 are connected with two screws 16 which are symmetrically distributed in the front and back directions through threads, and the outer sides of the four screws 16 are respectively connected with the inner threads of the two pressing plates 15;

[0036] The six slots 14 can provide a limiting effect on the two upper pressing plates 15 through the two clamping claws 6, and the two screws 16 can provide a fixing effect on the two upper pressing plates 15 through the two slots 14. The two upper pressing plates 15 can cooperate with the two clamping claws 6 to provide a further fixing effect on the steel member.

[0037] The interior of the body 1 is fixedly connected with a limit ring 17, the interior of the limit ring 17 is rotatably connected to the exterior of the bidirectional threaded rod 3, and the interior of the limit ring 17 is rotatably connected to the exterior of the limit rod 5;

[0038] The limiting ring 17 can provide a limiting effect for the bidirectional threaded rod 3 through the machine body 1 , and the limiting ring 17 can provide a limiting effect for the limiting rod 5 through the machine body 1 .

[0039] Working principle:

[0040] Step 1: Use an external machine to lower the lifting rope 12, the lifting rope 12 drives the three bearing ropes 10 to descend through the bearing block 11, and the three bearing ropes 10 drive the machine body 1 to descend to a suitable position through three connecting blocks 9;

[0041] Step 2: Put two steel ropes 8 on the outside of the steel structure, start the motor 2 to drive the bidirectional threaded rod 3 to rotate, the bidirectional threaded rod 3 drives the two moving blocks 4 to move through the thread, the two moving blocks 4 drive the two clamps 6 to clamp the steel structure, start the two winches 7 to drive the two steel ropes 8 to tighten to a suitable position, and the two steel ropes 8 provide further support to the steel structure through the machine body 1 and the two winches 7;

[0042] Step 3: The lifting rope 12 is raised by an external machine. The lifting rope 12 drives the three load-bearing ropes 10 to rise through the load-bearing block 11. The three load-bearing ropes 10 drive the machine body 1 to rise to a suitable position and move through the three connecting blocks 9. The machine body 1 drives the two moving blocks 4 to move through the bidirectional threaded rod 3 and the limit rod 5. The two moving blocks 4 drive the steel structure to complete the movement through the two clamps 6.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel member hoisting device for waterway construction, comprising a body (1), characterized in that: The right side of the machine body (1) is fixedly connected to a motor (2), the output end of the motor (2) is fixedly connected to a bidirectional threaded rod (3), the outer side of the bidirectional threaded rod (3) is connected to two movable blocks (4) symmetrically distributed on the left and right through threaded transmission, the interior of the machine body (1) is fixedly connected to a limit rod (5), the outer side of the limit rod (5) is slidably connected to the inside of the two movable blocks (4), the bottoms of the two movable blocks (4) are fixedly connected to clamps (6), the top of the machine body (1) is provided with two winches (7) symmetrically distributed on the left and right, the outer sides of the two winches (7) are wound with steel ropes (8), and the ends of the two steel ropes (8) away from the two winches (7) are fixedly connected to the front side of the machine body (1).

2. The steel member hoisting device for waterway construction according to claim 1 is characterized in that: The top of the machine body (1) is fixedly connected with three connecting blocks (9) which are distributed at equal distances in the transverse direction, and the interiors of the three connecting blocks (9) are all rotatably connected with load-bearing ropes (10).

3. The steel member hoisting device for waterway construction according to claim 2 is characterized in that: The ends of the three load-bearing ropes (10) away from the three connecting blocks (9) are all connected to the internal rotation of the same load-bearing block (11), and the internal rotation of the load-bearing block (11) is connected to a lifting rope (12), and the lifting rope (12) is connected to an external machine.

4. The steel member hoisting device for waterway construction according to claim 1 is characterized in that: The outer sides of the two steel ropes (8) are both sleeved with protective covers (13), and the two protective covers (13) are both made of rubber material.

5. The steel member hoisting device for waterway construction according to claim 1 is characterized in that: The opposite sides of the two clamping jaws (6) are provided with three slots (14) which are equidistantly distributed in the longitudinal direction, and two pressing plates (15) which are symmetrically distributed in the left and right directions are inserted into the six slots (14). The opposite sides of the two clamping jaws (6) are connected with two screw rods (16) which are symmetrically distributed in the front and back directions through threads, and the outer sides of the four screw rods (16) are respectively connected with the inner threads of the two pressing plates (15).

6. The steel member hoisting device for waterway construction according to claim 1 is characterized in that: The interior of the machine body (1) is fixedly connected to a limit ring (17), the interior of the limit ring (17) is rotatably connected to the exterior of the bidirectional threaded rod (3), and the interior of the limit ring (17) is rotatably connected to the exterior of the limit rod (5).

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