CN221253610U

CN221253610U - Lifting hook for engineering building lifting machine

Info

Publication number: CN221253610U
Application number: CN202322797463.2U
Authority: CN
Inventors: 邓梦雪; 车小林; 许迟
Original assignee: Guizhou Vocational And Technical College Of Water Resources And Hydropower
Current assignee: Guizhou Vocational And Technical College Of Water Resources And Hydropower
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-07-02
Anticipated expiration: 2033-10-18

Abstract

The utility model discloses a lifting hook for an engineering building crane, which relates to the technical field of engineering buildings and comprises a mounting table, wherein a positioning mechanism is arranged in the mounting table and comprises a bidirectional threaded rod, one end of the mounting table is fixedly connected with a first motor, the output end of the first motor penetrates through one end of the mounting table and is fixedly connected with one end of the bidirectional threaded rod, two first sliding blocks are sleeved on the outer surface of the bidirectional threaded rod and are respectively sleeved at different threaded positions carved on the outer surface of the bidirectional threaded rod, limiting plates are fixedly connected to the bottom ends of the two first sliding blocks, a lifting hook body is rotatably connected to the inner wall of the top end of the mounting table, a first gear is fixedly sleeved on the outer surface of the lifting hook body, two ends of the first gear are respectively meshed with one ends of the two limiting plates, and the positioning mechanism is arranged, so that the rotation and positioning of the lifting hook body are completed, and goods are prevented from falling off from the lifting hook body by arranging an anti-skid mechanism.

Description

Lifting hook for engineering building lifting machine

Technical Field

The utility model relates to the technical field of engineering construction, in particular to a lifting hook for an engineering construction crane.

Background

The lifting hook is the most common lifting appliance in a crane, is a thick hook with a handle, and particularly relates to a hook for carrying goods or heavy objects, and is a shackle or a hook with a chain or a rope. The hooks are often suspended from the wire rope of the hoisting mechanism by means of pulley blocks or the like.

However, the prior art has the following problems:

Firstly, the existing lifting hook for the crane cannot rotate freely, if a heavy object needs to rotate at any angle or the heavy object needs to rotate at a certain angle accurately, the traditional crane can only rotate by means of manpower or by means of the point-driven rotation of the common rotating lifting hook, and the common rotating lifting hook has the phenomenon of positioning failure.

Secondly, when the existing lifting hook for the crane hangs cargoes, the cargoes easily shake and deviate to cause the cargoes to drop from the lifting hook, so that the use safety of the lifting hook is greatly reduced, the use is inconvenient, and the normal work of the lifting hook is influenced.

In view of the above problems, the inventors propose a hook for an engineering construction hoist for solving the above problems.

Disclosure of utility model

In order to solve the problems that the lifting hook can not rotate and position and the articles are easy to fall off from the lifting hook; the utility model aims to provide a lifting hook for an engineering building lifting machine.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an engineering construction lifting machine lifting hook, includes the mount table, the top fixedly connected with rings of mount table, the inside of mount table is equipped with positioning mechanism, positioning mechanism drives lifting hook body rotation positioning, the both ends inner wall rotation of mount table is connected with the pivot, the top fixedly connected with second motor of mount table, and the output of second motor runs through the top of mount table and with the top fixed connection of pivot, start second motor drive pivot rotation, the surface fixed cover of pivot is equipped with the second gear, and the pivot drives the second gear and rotates, the one end and the one end meshing of first gear are connected, and the second gear drives first gear and rotates, positioning mechanism includes the two-way threaded rod, the both ends of two-way threaded rod rotate with the both ends inner wall of mount table respectively and are connected, and the mount table plays the effect of supporting to the two-way threaded rod, the one end fixedly connected with first motor of mount table, and the output of first motor run through the one end of mount table and with the one end fixed connection of two-way threaded rod, the surface cover of two-way threaded rod is equipped with two first sliders, and two first sliders are equipped with the two-way threaded rod's surface cover, and two sliders are equipped with two and two side-stop shoes are connected with two top two side-end, two top two side-stop shoes, two top end-stop plates and two side stop shoes are connected respectively, two top end-stop shoes are connected with two top two side stop shoes respectively, the outer surface fixed cover of lifting hook body is equipped with first gear, and first gear drives the lifting hook body and rotates, the both ends of first gear are connected with the one end meshing of two limiting plates respectively, and two limiting plates can prevent that first gear from rotating, the one end of lifting hook body is equipped with anti-skidding mechanism.

Preferably, the antiskid mechanism comprises a supporting plate, the one end of backup pad and the surface upper end fixed connection of lifting hook body, the lifting hook body plays the effect of supporting to the backup pad, the inside of backup pad is equipped with the movable rod, the top of movable rod runs through the top of backup pad and fixedly connected with arm-tie, the bottom fixedly connected with movable plate of movable rod, the movable rod drives the movable plate and removes, the surface fixed cover of movable rod is equipped with the spring, the top of spring and the top inner wall fixed connection of backup pad, the removal of movable rod compresses the spring, the bottom fixedly connected with dead lever of movable plate, the movable plate drives the dead lever and removes, the bottom of backup pad is run through to the bottom of dead lever, and the dead lever seals the opening part of lifting hook body, the round hole that the cooperation dead lever used has been seted up to the one end of lifting hook body, the surface bottom of lifting hook body is equipped with the recess.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the positioning mechanism is arranged, the second motor is started, the second motor drives the rotating shaft to rotate, the rotating shaft drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the lifting hook body to rotate, the first motor is started, the first motor drives the bidirectional threaded rod to rotate, the rotation of the first bidirectional threaded rod drives the two first sliding blocks to move, and the two first sliding blocks respectively drive the two limiting plates to move, so that the rotation and the positioning of the lifting hook body are completed;

2. According to the utility model, the anti-skid mechanism is arranged, the pulling plate is pulled, the pulling plate drives the moving rod to move, the moving rod moves to compress the spring, the moving rod drives the moving plate to move, the moving plate drives the fixed rod to move, the goods are suspended, the force for pulling the pulling plate is removed, and the spring drives the moving plate and the fixed plate to reset, so that the goods are prevented from falling off from the lifting hook body.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

FIG. 2 is a schematic view of a positioning mechanism according to the present utility model.

Fig. 3 is a schematic view of the anti-slip mechanism of the present utility model.

In the figure: 1. a mounting table; 2. a hanging ring; 3. a positioning mechanism; 4. an anti-slip mechanism; 5. a hook body; 31. a first motor; 32. a second slider; 33. a slide bar; 34. a second gear; 35. a rotating shaft; 36. a second motor; 37. a limiting plate; 38. a first gear; 39. a first slider; 301. a two-way threaded rod; 41. a support plate; 42. pulling a plate; 43. a moving rod; 44. a spring; 45. a moving plate; 46. a fixed rod; 47. a round hole; 48. a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-2, the utility model provides a lifting hook for an engineering building crane, which comprises a mounting table 1, wherein a positioning mechanism 3 is arranged in the mounting table 1, the positioning mechanism 3 drives a lifting hook body 5 to perform rotary positioning, the positioning mechanism 3 comprises a bidirectional threaded rod 301, two ends of the bidirectional threaded rod 301 are respectively and rotatably connected with inner walls of two ends of the mounting table 1, the mounting table 1 plays a role in supporting the bidirectional threaded rod 301, one end of the mounting table 1 is fixedly connected with a first motor 31, an output end of the first motor 31 penetrates through one end of the mounting table 1 and is fixedly connected with one end of the bidirectional threaded rod 301, the first motor 31 is started to drive the bidirectional threaded rod 301 to rotate, two first sliding blocks 39 are sleeved on the outer surface of the bidirectional threaded rod 301, the two first sliding blocks 39 are respectively sleeved on different threaded positions carved on the outer surfaces of the bidirectional threaded rod 301, the rotation of the bidirectional threaded rod 301 drives the two first sliding blocks 39 to be close to or far away from each other, limiting plates 37 are fixedly connected with the bottom ends of the two first sliding blocks 39, the two first sliding blocks 39 drive limiting plates 37 to move mutually, the inner walls of the mounting table 1 are fixedly connected with lifting hook bodies 5, the top ends of the mounting table 1 penetrate through one end of the mounting table 1 and fixedly connected with lifting hook bodies 5, the two first sliding blocks 5 are rotatably connected with first sliding blocks 38, and the first sliding blocks 38 are respectively, and the two first sliding blocks are rotatably meshed with the first sliding blocks 38, and the first sliding blocks are respectively, and are respectively fixedly connected with the first sliding blocks 37, and the first sliding blocks 37 are respectively, and are fixedly connected with the lifting hook bodies and are fixedly.

The inner walls of the two ends of the mounting table 1 are fixedly connected with a sliding rod 33, two second sliding blocks 32 are sleeved on the outer surface of the sliding rod 33, and the bottom ends of the two second sliding blocks 32 are fixedly connected with the top ends of two limiting plates 37 respectively.

By adopting the above technical scheme, the two second sliding blocks 32 move on the sliding rod 33 along with the two limiting plates 37, and play an auxiliary supporting role on the two limiting plates 37.

The inner walls at two ends of the mounting table 1 are rotationally connected with a rotating shaft 35, the top end of the mounting table 1 is fixedly connected with a second motor 36, the output end of the second motor 36 penetrates through the top end of the mounting table 1 and is fixedly connected with the top end of the rotating shaft 35, the outer surface of the rotating shaft 35 is fixedly sleeved with a second gear 34, and one end of the second gear 34 is meshed with one end of a first gear 38.

Through adopting above-mentioned technical scheme, start second motor 36 and drive pivot 35 rotation, pivot 35 drive second gear 34 rotation, and second gear 34 drives first gear 38 rotation, and first gear 38 drives lifting hook body 5 rotation to accomplish the rotation to lifting hook body 5.

The top of the mounting table 1 is fixedly connected with a hanging ring 2.

Through adopting above-mentioned technical scheme, be connected lifting hook body 5 with the loop wheel machine through rings 2.

Embodiment two: as shown in fig. 3, the anti-slip mechanism 4 comprises a supporting plate 41, one end of the supporting plate 41 is fixedly connected with the upper end of the outer surface of the lifting hook body 5, the lifting hook body 5 plays a role in supporting the supporting plate 41, a moving rod 43 is arranged in the supporting plate 41, the bottom end of the moving rod 43 is fixedly connected with a moving plate 45, the moving rod 43 is pulled to drive the moving plate 45 to move, a spring 44 is fixedly sleeved on the outer surface of the moving rod 43, the top end of the spring 44 is fixedly connected with the inner wall of the top end of the supporting plate 41, the moving rod 43 and the moving plate 45 compress the spring 44, the bottom end of the moving plate 45 is fixedly connected with a fixing rod 46, the moving plate 45 drives the fixing rod 46 to move, the bottom end of the fixing rod 46 penetrates through the bottom end of the supporting plate 41, and the fixing rod 46 seals the opening of the lifting hook body 5.

By adopting the technical scheme, the anti-skid mechanism 4 is formed, so that the goods sleeved on the lifting hook body 5 can be prevented from falling off.

The top end of the moving rod 43 penetrates the top end of the support plate 41 and is fixedly connected with a pulling plate 42.

By adopting the technical scheme, the pulling plate 42 is convenient for driving the moving rod 43 to move.

One end of the hook body 5 is provided with a round hole 47 which is matched with the fixing rod 46.

By adopting the above technical scheme, the cooperation of the fixing rod 46 and the round hole 47 makes the fixing rod 46 fixed on the hook body 5.

The bottom of the outer surface of the hook body 5 is provided with a groove 48.

By adopting the above technical solution, the groove 48 prevents the rope on the load from sliding on the hook body 5.

Working principle: when the lifting hook is used, the pulling plate 42 is pulled firstly, the pulling plate 42 drives the moving rod 43 to move, the moving rod 43 drives the moving plate 45 to move, the moving rod 43 and the moving plate 45 move to compress the spring 44, the moving plate 45 drives the fixing rod 46 to be pulled out of the round hole 47, ropes on goods are hung in the groove 48 on the lifting hook body 5, the force pulling the pulling plate 42 is removed, the spring 44 drives the moving rod 43 and the moving plate 45 to reset, the moving plate 45 drives the fixing rod 46 to reset and enter the round hole 47 to seal the opening of the lifting hook body 5, goods are prevented from falling off from the lifting hook body 5, when the lifting hook body 5 is required to rotate, the first motor 31 is started, the first motor 31 drives the bidirectional threaded rod 301 to rotate, the bidirectional threaded rod 301 drives the two first sliding blocks 39 to be mutually far away, the two limiting plates 37 are driven by the two limiting plates 37 to slide on the lifting hook body 33, the limitation on the first gear 38 is removed, the second motor 36 is started, the second motor 36 drives 35 to rotate, the rotating shaft 35 drives the second gear 34 to rotate, the first gear 34 drives the second gear 38 to rotate, the first gear 38 is driven by the second gear 38, and the first gear 38 is driven by the second gear 38 to rotate, and the first gear 38 is properly positioned to rotate, and the lifting hook body is driven by the first gear 38 to rotate, and the first gear 38 is driven by the first gear 38 to rotate, so that the first gear 38 is driven by the rotation to rotate, and the lifting hook body is well, and the rotation is prevented to rotate, and the rotation is turned.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a lifting hook for engineering construction lifting machine, includes mount table (1), its characterized in that: a positioning mechanism (3) is arranged in the mounting table (1);

Positioning mechanism (3) are including two-way threaded rod (301), the both ends of two-way threaded rod (301) are connected with the both ends inner wall rotation of mount table (1) respectively, the one end fixedly connected with first motor (31) of mount table (1), and the output of first motor (31) runs through the one end of mount table (1) and with the one end fixed connection of two-way threaded rod (301), the surface cover of two-way threaded rod (301) is equipped with two first sliders (39), and two first sliders (39) are overlapped respectively and are established in two different screw thread departments of being carved with on two-way threaded rod (301) surface, two the equal fixedly connected with limiting plate (37) in bottom of first slider (39), the top inner wall rotation of mount table (1) is connected with lifting hook body (5), the fixed cover of surface of lifting hook body (5) is equipped with first gear (38), the both ends of first gear (38) are connected with the one end meshing of two limiting plate (37) respectively, one end of lifting hook body (5) is equipped with mechanism (4).

2. The hook for an engineering building hoist of claim 1, characterized in that: anti-skid mechanism (4) are including backup pad (41), the one end of backup pad (41) is fixed connection with the surface upper end of lifting hook body (5), the inside of backup pad (41) is equipped with movable rod (43), the bottom fixedly connected with movable plate (45) of movable rod (43), the fixed cover of surface of movable rod (43) is equipped with spring (44), the top of spring (44) is fixed connection with the top inner wall of backup pad (41), the bottom fixedly connected with dead lever (46) of movable plate (45), the bottom of backup pad (41) is run through to the bottom of dead lever (46).

3. The hook for an engineering building hoist of claim 1, characterized in that: the two-end inner wall fixedly connected with slide bar (33) of mount table (1), the surface cover of slide bar (33) is equipped with two second sliders (32), and the bottom of two second sliders (32) respectively with the top fixed connection of two limiting plates (37).

4. The hook for an engineering building hoist of claim 1, characterized in that: the rotary table is characterized in that rotating shafts (35) are rotatably connected to the inner walls of the two ends of the mounting table (1), a second motor (36) is fixedly connected to the top end of the mounting table (1), the output end of the second motor (36) penetrates through the top end of the mounting table (1) and is fixedly connected with the top end of the rotating shaft (35), a second gear (34) is fixedly sleeved on the outer surface of the rotating shaft (35), and one end of the second gear (34) is meshed with one end of the first gear (38).

5. The hook for an engineering building hoist of claim 1, characterized in that: the top end of the mounting table (1) is fixedly connected with a hanging ring (2).

6. A hook for an engineering construction hoist as claimed in claim 2, characterized in that: the top end of the moving rod (43) penetrates through the top end of the supporting plate (41) and is fixedly connected with a pulling plate (42).

7. A hook for an engineering construction hoist as claimed in claim 2, characterized in that: one end of the lifting hook body (5) is provided with a round hole (47) matched with the fixing rod (46).

8. A hook for an engineering construction hoist as claimed in claim 2, characterized in that: the bottom of the outer surface of the lifting hook body (5) is provided with a groove (48).