Lifting device with detachable lifting hook

Abstract

The utility model relates to the field of lifting frames, and discloses a lifting device with a detachable lifting hook, which comprises a rack for fixing the lifting device and a lifting rod, the top wall of the rack is fixedly connected with the lifting rod, the bottom wall of the lifting rod is movably connected with a movable rod for lifting a steel structure, and the movable rod is arranged between the lifting rod and the rack. A lifting device is fixedly connected to the side wall of the lifting rod, the lifting piece is movably connected into the movable rod, a first groove used for containing the lifting piece is formed in the side wall of the movable rod, a cover plate used for covering the first groove is hinged to the top of the side wall of the movable rod, and the cover plate is fixedly connected to the side wall of the movable rod through bolts. Compared with the prior art, the hoisting device has the following advantages and effects that the hoisting piece can be effectively adjusted according to a steel structure by utilizing a novel structure through the first groove and the detachable hoisting piece, and the hoisting device is convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of lifting frames, and more specifically, to a lifting device with a detachable lifting hook. Background Art

[0002] In construction, due to the large size and weight of steel structures, they need to be hoisted with a lifting device before installation. Lifting beams are widely used because they can keep the steel structure stable during lifting.

[0003] At present, a Chinese patent with announcement number CN219259282U discloses a steel structure lifting and hoisting frame, including a device body, a shock-absorbing plate and a movable support rod, the inner sides of the device body are fixedly connected with shock-absorbing plates, the middle part of the device body is fixedly installed with a fixed support platform, the top middle part of the fixed support platform is provided with a load-bearing plate shaft, the top of the load-bearing plate shaft is provided with a counterweight plate, the top of the counterweight plate is provided with a lifting movable shaft, the top of the surface of the lifting movable shaft is fixedly connected with support frames on both sides, the top of the support frame is provided with a lifting rod, the bottom sides of the lifting rod are fixedly connected with lifting grooves, the inside of the lifting groove is fixedly connected with a lifting ring, and the middle part of the lifting rod is fixedly connected with a locking plate; the inner bottom of the lifting movable shaft is provided with a movable support rod, and the inner top middle part of the lifting movable shaft is fixedly connected with a buffer spring.

[0004] This steel structure lifting device cannot be adjusted according to the length of the steel structure because the lifting ring is fixedly connected in the lifting groove, making it inconvenient to use. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a lifting device with a detachable hook. By providing a first groove and a detachable lifting member, the lifting member can be effectively adjusted according to the steel structure, which is convenient to use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting device with a detachable hook, comprising a frame for fixing the lifting device, and also comprising a hanging rod, the top wall of the frame is fixedly connected with the hanging rod, the bottom wall of the hanging rod is movably connected with a movable rod for lifting a steel structure, the movable rod is arranged between the hanging rod and the frame, the side wall of the hanging rod is fixedly connected with a lifting device, the lifting piece is movably connected in the movable rod, the side wall of the movable rod is provided with a first groove for placing the lifting piece, the top of the side wall of the movable rod is hinged with a cover plate for covering the first groove, and the cover plate is fixedly connected to the side wall of the movable rod by bolts.

[0007] By adopting the above technical solution and providing a hanging piece that can be movably connected in the first groove, it is convenient to adjust the hanging piece according to the steel structure, which is convenient and practical.

[0008] The utility model is further configured as follows: the hoisting member comprises a hoisting rod, a fixing block and a hook; the hoisting rod is engaged in the first groove; the bottom wall of the hoisting rod is fixedly connected with the fixing block; the bottom wall of the fixing block is fixedly connected with the hook.

[0009] By adopting the above technical solution, the hanging rod can well fix the hanging hook on the hanger, and the fixing block can better support the hanger.

[0010] The utility model is further configured as follows: the hoisting rod is provided with a lifting ear, the side wall of the movable rod is provided with a second groove for accommodating the lifting ear, and the lifting ear is clamped in the second groove.

[0011] By adopting the above technical solution and arranging the lifting ears to engage in the second groove, the lifting component can be better fixed.

[0012] The utility model is further configured as follows: the number of the lifting ears is two and they are respectively arranged on both sides of the lifting rod for stabilizing the hook operation.

[0013] By adopting the above technical solution and providing two opposite lifting ears, the lifting component can be fixed more stably.

[0014] The utility model is further configured as follows: the hanging parts are multiple and linearly arranged and movably connected in the movable rod.

[0015] By adopting the above technical solution, by arranging a plurality of hoisting parts in a linear arrangement on the bottom wall of the suspension rod, a plurality of hoisting parts can be operated at the same time.

[0016] The utility model is further configured as follows: there are two racks, which are arranged opposite to each other to keep the lifting frame stable.

[0017] By adopting the above technical solution and by using two frames arranged relatively to each other, the lifting frame can work more stably.

[0018] The utility model is further configured as follows: a clamping block is arranged on the inner wall of the cover plate, and the clamping block is clamped in the first groove and pressed against the hoisting rod.

[0019] By adopting the above technical solution and arranging a locking block on the inner wall of the cover plate, the locking of the cover plate is made more stable.

[0020] The utility model is further configured as follows: there are multiple engaging blocks which engage with the first groove to fix the lifting rod so that it will not move.

[0021] By adopting the above technical solution and providing a plurality of engaging blocks, the engaging of the cover plate is made more stable.

[0022] In summary, the utility model has the following beneficial effects:

[0023] 1. By providing a hoisting piece that can be movably connected in the first groove, the hoisting piece can be adjusted according to the steel structure, which is convenient and practical.

[0024] 2. The lifting rod can fix the hook on the hanger very well, and adding a fixing block can better support the hanger.

[0025] 3. By arranging the lifting lugs to engage in the second grooves, the lifting parts can be better fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the utility model;

[0027] Figure 2 It is a cross-sectional view of the utility model;

[0028] Figure 3 It is a partial schematic diagram of the utility model;

[0029] Figure 4 It is a schematic diagram of the cover plate of the present utility model.

[0030] Figure numerals: 1, frame; 2, lifting rod; 3, lifting device; 4, movable rod; 5, first groove; 6, second groove; 7, lifting piece; 71, lifting rod; 72, fixing block; 73, lifting hook; 8, lifting ear; 9, cover plate; 10, bolt; 11, locking block. DETAILED DESCRIPTION

[0031] Refer to the attached Figure 1-4 The utility model is further described.

[0032] like Figure 1-Figure 4 As shown, a lifting device with a detachable hook includes a frame 1 for fixing the lifting device, and two frames 1 are arranged relative to each other so that the lifting frame is more stable when working. A suspension rod 2 is welded to the top wall of the frame 1, and a lifting device 3 for operating the lifting device is fixedly connected to the side wall of the suspension rod 2. The suspension rod 2 is movably connected to a movable rod 4 for lifting a steel structure through the lifting device 3, and the movable rod 4 is arranged between the suspension rod 2 and the frame 1.

[0033] like Figure 3As shown, the side wall of the movable rod 4 is linearly provided with five first grooves 5 along the length direction, and the cross section of the first groove 5 is in a "T" shape. Second grooves 6 are provided on both sides of each first groove 5. The first grooves 5 and the second grooves 6 are arranged perpendicular to each other. A hoisting component 7 can be engaged in each first groove 5, and the hoisting component 7 includes a hoisting rod 71, a fixing block 72 and a hook 73. The hoisting rod 71 is engaged in the first groove 5, and a fixing block 72 is welded to the bottom wall of the hoisting rod 71, and a hook 73 is welded to the bottom wall of the fixing block 72. Lifting ears 8 are provided on both sides of the hoisting rod 71, and the lifting ears 8 are engaged in the second grooves 6, so that the hoisting component 7 can be better fixed.

[0034] like Figure 4 As shown, a cover plate 9 for covering the first groove 5 is hingedly connected to the top of the side wall of the movable rod 4, and the cover plate 9 is fixedly connected to the side wall of the suspension rod 2 by bolts 10. Five snap blocks 11 are arranged on the inner wall of the cover plate 9, and when the cover plate 9 is closed, each snap block 11 presses against the suspension rod 71, so that the suspension member 7 is more stable.

[0035] When in use, adjust the position of the hanging member 7 according to the length of the steel structure. Loosen the bolt 10 and open the cover plate 9, snap the hanging member 7 into the appropriate first groove 5, cover the cover plate 9 so that the snap block 11 presses against the hanging member 7 and tighten the bolt 10. The lifting device 3 starts and lowers the movable rod 4 to facilitate the workers to fix the steel structure. The lifting device 3 retracts the movable rod 4 to complete the lifting work.

[0036] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A lifting device with a detachable lifting hook, comprising a frame (1) for fixing the lifting device, characterized in that: The machine frame (1) further comprises a suspension rod (2), the top wall of the suspension rod (2) being fixedly connected to the suspension rod (2), the bottom wall of the suspension rod (2) being movably connected to a movable rod (4) for lifting the steel structure, the movable rod (4) being arranged between the suspension rod (2) and the machine frame (1), the side wall of the suspension rod (2) being fixedly connected to a lifting device (3), the movable rod (4) being movably connected to a lifting component (7), the side wall of the movable rod (4) being provided with a first groove (5) for accommodating the lifting component (7), the top of the side wall of the movable rod (4) being hinged with a cover plate (9) for covering the first groove (5), the cover plate (9) being fixedly connected to the side wall of the movable rod (4) by bolts (10).

2. A lifting device with a detachable hook according to claim 1, characterized in that: The hanging member (7) comprises a hanging rod (71), a fixing block (72) and a hanging hook (73); the hanging rod (71) is engaged in the first groove (5); the bottom wall of the hanging rod (71) is fixedly connected to the fixing block (72); the bottom wall of the fixing block (72) is fixedly connected to the hanging hook (73).

3. A lifting device with a detachable hook according to claim 2, characterized in that: The lifting rod (71) is provided with a lifting ear (8), and the side wall of the movable rod (4) is provided with a second groove (6) for accommodating the lifting ear (8), and the lifting ear (8) is engaged in the second groove (6).

4. A lifting device with a detachable hook according to claim 3, characterized in that: There are two lifting ears (8) which are respectively arranged on both sides of the lifting rod (71) and are used to stabilize the operation of the lifting hook (73).

5. A lifting device with a detachable hook according to claim 4, characterized in that: The hanging parts (7) are multiple and linearly arranged and movably connected inside the movable rod (4).

6. A lifting device with a detachable hook according to claim 1, characterized in that: There are two frames (1), which are arranged opposite to each other and are used to keep the lifting frame stable.

7. A lifting device with a detachable hook according to claim 1, characterized in that: The inner wall of the cover plate (9) is provided with a snap-fit ​​block (11), and the snap-fit ​​block (11) is snap-fitted into the first groove (5) and pressed against the hoisting rod (71).

8. A lifting device with a detachable hook according to claim 7, characterized in that: The engaging blocks (11) are multiple and mutually engage with the first groove (5) to fix the hanging rod (71) so that it will not move.

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