CN214570098U

CN214570098U - Sling mechanism for tower crane

Info

Publication number: CN214570098U
Application number: CN202022995925.8U
Authority: CN
Inventors: 倪东阳
Original assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-11-02
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a sling mechanism for a tower crane, which comprises a reinforcing cylinder, wherein the bottom of the reinforcing cylinder is provided with a placing groove, a T-shaped rod is arranged in the placing groove, grooves are arranged on both sides of the inner wall of the reinforcing cylinder, a rotating shaft is arranged between the two grooves, the two ends of the rotating shaft are respectively provided with a convex block, the top of the rotating shaft is fixedly provided with a first connecting block, the top of the first connecting block is provided with a sling wire hole in a penetrating way, t type pole bottom is fixed to be provided with padlock mechanism, the utility model discloses overall design simple structure is compact, can effectually let out the torsion that produces when the lifting hook hoisted the material, has reduced the wobbling range when the lifting hook hoisted, and the definite lifting hook whereabouts place that can be accurate has avoided because can 'T see clearly ground causes the lifting hook to injure the incident of people by a crashing object, has alleviateed the lifting hook and has hung the rocking that produces because torsion, further increase lifting hook bottom staff's security.

Description

Sling mechanism for tower crane

Technical Field

The utility model relates to a tower crane hoist cable device field specifically is a hoist cable mechanism for tower crane.

Background

The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction.

But when in-service use, because the personnel body department high altitude of operation tower crane, hardly see the ground condition clearly, there is very serious potential safety hazard, make the lifting hook injure the people easily, if when the handling is fixed, very easily because the lifting hook is when the atress upwards is tensile, can make the material of handling take place swing by a wide margin because the lifting rope distortion, the lifting hook is used for the hoist and mount operation for a long time, cause the load very easily to the lifting hook and make the lifting hook damage, more serious can make the in-process material of handling drop from the high altitude and cause the casualty incident

Therefore, the utility model provides a hoist cable mechanism for tower crane is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist cable mechanism for tower crane to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sling cable mechanism for a tower crane comprises a reinforcing cylinder, wherein a placing groove is formed in the bottom of the reinforcing cylinder, a T-shaped rod is arranged in the placing groove, grooves are formed in two sides of the inner wall of the reinforcing cylinder, a rotating shaft is arranged between the two grooves, protruding blocks are arranged at two ends of the rotating shaft, a first connecting block is fixedly arranged at the top of the rotating shaft, a sling cable hole is formed in the top of the first connecting block in a penetrating mode, and a lifting lock mechanism is fixedly arranged at the bottom of the T-shaped rod;

the padlock mechanism includes the boss, and the fixed bottom that sets up at T type pole in the top of boss, boss bottom and be located positive center position department and be provided with the lifting hook, and the upper portion of lifting hook is seted up threadedly. Threaded sleeve pole is installed to the screw thread part, threaded sleeve pole's lower pot head has the lantern ring, the both sides welding of the lantern ring has the link, the lower extreme of link is equipped with connecting block two, the upper end of connecting block two is through first cylindric lock and link swing joint, the lower extreme of connecting block two is equipped with the dwang, the upper end of dwang is through second cylindric lock and two swing joint of connecting block, the bearing is installed to the centre of dwang, install the horizontal pole in the bearing, install on the fixed block in the centre of horizontal pole, the fixed block welding is on the lifting hook, the one end vertical welding of dwang has the kelly, can control dwang and kelly to block the lifting hook through the rotation of threaded sleeve pole, make the handling process safer.

Preferably, the reinforcing block top all overlaps with the surface of a reinforcing section of thick bamboo and is equipped with the protecting crust, and the reinforcing block lower surface just is located the both sides of lifting hook and all is provided with the camera, and the protecting crust can reduce whole mechanism and expose for a long time in the air and solarize the erosion that causes and decay, further extension the life of mechanism, and the direction that the lifting hook descends when the handling clearly sees through the camera, has increased work efficiency, has increased lifting hook bottom staff's life security.

Preferably, the protective housing is a component made of toughened glass, the protective housing is fixed on the outer surfaces of the reinforcing block and the reinforcing cylinder through bolts, and the toughened glass has good hardness and transparency, so that workers can clearly see the inside of the protective housing.

Preferably, the groove is matched with the lug in structure, the inner wall of the groove and the outer surface of the lug are both subjected to fine polishing and grinding treatment, the lug is matched with the groove in structure, the lug can be clamped into the groove, and the inner wall of the groove and the outer surface of the lug are both subjected to fine polishing and grinding treatment, so that the contact friction force between the inner wall of the groove and the outer surface of the lug is reduced.

Preferably, the reinforcing cylinder, the reinforcing block, the T-shaped rod and the lifting hook are all members made of alloy materials, and the members made of alloy materials have good hardness, so that the lifting hook is not easy to deform in long-term hoisting operation, and the service life of the whole mechanism is prolonged.

Preferably, the T-shaped rod penetrates through the bottom of the placing groove through a bolt and is fixed in the placing groove, and the T-shaped rod is fixed through the bolt, so that the T-shaped rod is more convenient to maintain and replace.

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

1. the lifting hook has the advantages that the overall design is simple and compact, the torsion generated when the lifting hook lifts materials can be effectively discharged, the swing amplitude of the lifting hook during lifting is reduced, the swing generated by the torsion during lifting is reduced, and the safety of workers at the bottom of the lifting hook is further improved;

2. the protective housing can reduce the corrosion and decay of the whole mechanism caused by exposure to the air and exposure to the sun and rain for a long time, further prolongs the service life of the mechanism, can accurately determine the falling place of the lifting hook, avoids the accident that the lifting hook crushes people because the ground cannot be seen clearly, further improves the working efficiency and increases the life safety of workers at the bottom of the lifting hook.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the local structure of the rotating shaft of the present invention.

FIG. 3 is a schematic view of a partial structure at A;

FIG. 4 is a perspective view of a sling mechanism;

FIG. 5 is a disassembled perspective view of the sling mechanism;

fig. 6 is a detailed view of a part of the sling mechanism.

In the figure: the novel lifting device comprises a reinforcing cylinder 1, a placing groove 2, a T-shaped rod 3, a groove 4, a rotating shaft 5, a convex block 6, a first connecting block 7, a sling wire hole 8, a reinforcing block 9, a lifting hook 10, a threaded sleeve rod 12, a lantern ring 13, a rotating rod 14, a protective shell 15, a camera 16, a connecting frame 17, a first cylindrical pin 18, a second connecting block 19, a second cylindrical pin 20, a bearing 22, a clamping rod 23, a fixing block 24 and a cross rod 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a sling cable mechanism for a tower crane comprises a reinforcing cylinder 1, wherein a placing groove 2 is formed in the bottom of the reinforcing cylinder 1, a T-shaped rod 3 is arranged in the placing groove 2, grooves 4 are formed in two sides of the inner wall of the reinforcing cylinder 1, a rotating shaft 5 is arranged between the two grooves 4, protruding blocks 6 are arranged at two ends of the rotating shaft 5, a first connecting block 7 is fixedly arranged at the top of the rotating shaft 5, a sling cable hole 8 is formed in the top of the first connecting block 7 in a penetrating mode, and a lifting lock mechanism is fixedly arranged at the bottom of the T-shaped rod 3;

the padlock mechanism includes boss 9, and the fixed bottom that sets up at T type pole 3 in the top of boss 9, boss 9 bottom and be located positive center position department and be provided with lifting hook 10, and the upper portion of lifting hook 10 is seted up threadedly. Threaded sleeve 12 is installed to the screw thread part, the lower pot head of threaded sleeve 12 has lantern ring 13, the both sides welding of lantern ring 13 has link 17, the lower extreme of link 17 is equipped with connecting block two 19, the upper end of connecting block two 19 is through first cylindric lock 18 and link 17 swing joint, the lower extreme of connecting block two 19 is equipped with dwang 14, the upper end of dwang 14 is through second cylindric lock 20 and connecting block two 19 swing joint, bearing 22 is installed to the centre of dwang 14, install horizontal pole 25 in the bearing 22, install on fixed block 24 in the centre of horizontal pole 25, fixed block 24 welds on lifting hook 10, the perpendicular welding of one end of dwang 14 has kelly 23, can control dwang 14 and kelly 23 through the rotation of threaded sleeve 12 and block lifting hook 10, make the handling process safer.

The top of the reinforcing block 9 and the outer surface of the reinforcing cylinder 1 are all sleeved with a protective shell 15, the lower surface of the reinforcing block 9 and the two sides of the lifting hook 10 are all provided with a camera 16, the protective shell 15 can reduce the corrosion and decay caused by the fact that the whole mechanism is exposed in the air for a long time, the service life of the mechanism is further prolonged, the direction of the lifting hook 10 descending in the lifting process can be clearly seen through the camera 16, the working efficiency is increased, and the life safety of workers at the bottom of the lifting hook 10 is improved.

The protective shell 15 is a component made of toughened glass, the protective shell 15 is fixed on the outer surfaces of the reinforcing block 9 and the reinforcing cylinder 1 through bolts, and the toughened glass has good hardness and transparency, so that workers can clearly see the inside of the protective shell 15.

The structure of the groove 4 is matched with that of the lug 6, the inner wall of the groove 4 and the outer surface of the lug 6 are both subjected to finish polishing and grinding treatment, the lug 6 is matched with the structure of the groove 4, so that the lug 6 can be clamped into the groove 4, and the inner wall of the groove 4 and the outer surface of the lug 6 are both subjected to finish polishing and grinding treatment, so that the contact friction force between the inner wall of the groove 4 and the outer surface of the lug 6 is reduced.

The reinforcing cylinder 1, the reinforcing block 9, the T-shaped rod 3 and the lifting hook 10 are all made of alloy materials, and the alloy materials have good hardness, so that the lifting hook 10 is not easy to deform in long-term hoisting operation, and the service life of the whole mechanism is prolonged.

T type pole 3 runs through standing groove 2 bottoms through the bolt and fixes in standing groove 2, through the bolt fastening for T type pole 3 is more convenient when making to maintain and change.

The working principle is as follows: because the placing groove 2 arranged at the bottom of the reinforcing cylinder 1 is matched with the structure of the T-shaped rod 3, the T-shaped rod 3 can be clamped into the placing groove 2 and is fixed by a bolt, the disassembly and maintenance are more convenient, and because the grooves 4 arranged at two sides of the inner wall of the reinforcing cylinder 1 are matched with the structures of the lugs 6 at two ends of the rotating shaft 5, the rotating cylinder can be clamped into the reinforcing cylinder 1, the connecting block I7 is fixed on the upper surface of the rotating shaft 5, when the sling hole 8 is penetrated and arranged at the top of the sling penetrating connecting block I7 and pulled upwards, because the rotating shaft 5 is movably connected with the reinforcing cylinder 1 through the clamping of the lugs 6 and the grooves 4, the rotating shaft 5 plays a transitional role, can effectively release the torsion force generated when the lifting hook 10 lifts materials, reduces the swinging amplitude when the lifting hook 10 lifts, and reduces the swinging caused by the torsion force when the lifting hook 10 lifts, the safety of workers at the bottom of the lifting hook 10 is further improved, the camera 16 at the bottom of the reinforcing block 9 can accurately determine the falling place of the lifting hook 10, the accident that the lifting hook 10 damages people due to the fact that the ground cannot be seen clearly is avoided, the working efficiency is further improved, as the clamping rod 23 in the hook 10 notch is movably connected to the hook 10 notch through the cross rod 25, in the hoisting process, the threaded sleeve rod 12 can be rotated to drive the threaded sleeve rod 12 to drive the rotating rod 14, further the clamping rod 23 is driven to be clamped at the notch of the lifting hook 10, the accident that the lifting hook 10 is lack of limit to cause the falling of materials and hurt people is avoided, the overall design is simple and compact, the torsion generated when the lifting hook 10 hoists the materials can be effectively discharged, the swinging amplitude of the lifting hook 10 during hoisting is reduced, and the swinging caused by the torsion when the lifting hook 10 hoists is reduced, further increasing the safety of the staff at the bottom of the hook 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hoist cable mechanism for tower crane, is including strengthening a section of thick bamboo (1), its characterized in that: the bottom of the reinforcing cylinder (1) is provided with a placing groove (2), a T-shaped rod (3) is arranged in the placing groove (2), two sides of the inner wall of the reinforcing cylinder (1) are respectively provided with a groove (4), a rotating shaft (5) is arranged between the two grooves (4), two ends of the rotating shaft (5) are respectively provided with a lug (6), the top of the rotating shaft (5) is fixedly provided with a first connecting block (7), the top of the first connecting block (7) is provided with a sling hole (8) in a penetrating manner, and the bottom of the T-shaped rod (3) is fixedly provided with a lifting lock mechanism;

the lifting lock mechanism comprises a reinforcing block (9), the top of the reinforcing block (9) is fixedly arranged at the bottom of a T-shaped rod (3), a lifting hook (10) is arranged at the bottom of the reinforcing block (9) and is located at the positive center position, threads are arranged on the upper portion of the lifting hook (10), a threaded sleeve rod (12) is installed on a threaded portion, a sleeve ring (13) is sleeved on the lower end of the threaded sleeve rod (12), connecting frames (17) are welded on two sides of the sleeve ring (13), a connecting block II (19) is arranged at the lower end of the connecting frame (17), the upper end of the connecting block II (19) is movably connected with the connecting frame (17) through a first cylindrical pin (18), a rotating rod (14) is arranged at the lower end of the connecting block II (19), the upper end of the rotating rod (14) is movably connected with the connecting block II (19) through a second cylindrical pin (20), a bearing (22) is installed in the middle of the rotating rod (14), and a cross rod (25) is installed in the bearing (22), the middle of the cross rod (25) is arranged on a fixed block (24), the fixed block (24) is welded on the lifting hook (10), and a clamping rod (23) is vertically welded at one end of the rotating rod (14).

2. The sling mechanism for the tower crane according to claim 1, wherein: the top of the reinforcing block (9) and the outer surface of the reinforcing cylinder (1) are both sleeved with a protective shell (15), and the two sides of the lower surface of the reinforcing block (9) and the two sides of the lower surface of the lifting hook (10) are both provided with cameras (16).

3. The sling mechanism for the tower crane according to claim 2, wherein: the protective shell (15) is a component made of toughened glass, and the protective shell (15) is fixed on the outer surfaces of the reinforcing block (9) and the reinforcing cylinder (1) through bolts.

4. The sling mechanism for the tower crane according to claim 1, wherein: the structure of the groove (4) is matched with that of the bump (6), the inner wall of the groove (4) and the outer surface of the bump (6) are both subjected to fine polishing and grinding treatment, and the structure of the bump (6) is matched with that of the groove (4).

5. The sling mechanism for the tower crane according to claim 1, wherein: the reinforcing cylinder (1), the reinforcing block (9), the T-shaped rod (3) and the lifting hook (10) are all components made of alloy materials.

6. The sling mechanism for the tower crane according to claim 1, wherein: the T-shaped rod (3) penetrates through the bottom of the placing groove (2) through a bolt, is fixed in the placing groove (2), and is fixed through the bolt.