CN210313168U

CN210313168U - Unhooking device for crane

Info

Publication number: CN210313168U
Application number: CN201921247505.2U
Authority: CN
Inventors: 高强
Original assignee: Hebei Zhengxiang Municipal Engineering Co Ltd
Current assignee: Hebei Zhengxiang Municipal Engineering Co Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-04-14
Anticipated expiration: 2029-08-03

Abstract

The utility model relates to a unhooking device for crane, belong to river course construction technical field, unhooking device is used for using with the lifting hook cooperation of crane, the lifting hook passes through the movable pulley, the lifting rope is installed on the davit of crane, the lifting hook is including the hoist and mount diaphragm, two sets firmly the hoist and mount riser in hoist and mount diaphragm bottom surface perpendicularly, unhooking device is including the bearing horizontal pole that spanes two hoist and mount risers, the dismantlement rope of setting in bearing horizontal pole one end, the setting is at the bearing horizontal pole and dismantle the installation component between the rope, the subassembly that turns to of setting on the davit, the bearing horizontal pole is kept away from the one end of dismantling the rope and is run through two hoist and mount risers and rather than sliding connection, two hoist and mount risers offer respectively with the logical groove of bearing. This a unhook device for crane, it not only has the advantage of quick unhook, has reduced operating personnel's intensity of labour, but also has processing, installation, convenient to use's advantage.

Description

Unhooking device for crane

Technical Field

The utility model relates to a river course construction technical field, in particular to unhook device for crane.

Background

When dykes and dams are built in the river channel, at first, the raw materials of piling up at the bank are packed into the bag, then operating personnel installs the sack on the lifting hook of crane, the davit of crane rotates, move the sack to the river channel top, later operating personnel unloads the sack above the lifting hook, the sack is located the river channel this moment, utilize the crane to put into the river channel with a plurality of sacks that are equipped with the raw materials, a plurality of sacks form dykes and dams, in the prior art, when unloading the sack from the lifting hook, need operating personnel to walk to the next door of lifting hook, then manually unload the sack from the lifting hook, can't realize unloading the sack from the lifting hook fast, realize the quick separation of sack and lifting hook promptly, operating personnel's intensity of labour has been increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unhook device for crane, it not only has the advantage of quick unhook, has reduced operating personnel's intensity of labour, but also has processing, installation, convenient to use's advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a unhook device for crane, unhook device is used for using with the lifting hook cooperation of crane, the lifting hook passes through movable pulley, the lifting rope is installed on the davit of crane, the lifting hook sets firmly the hoist and mount riser in hoist and mount diaphragm bottom surface including hoist and mount diaphragm, two perpendicularly, unhook device is including the bearing horizontal pole that spanes two hoist and mount risers, set up at the dismantlement rope of bearing horizontal pole one end, set up between the bearing horizontal pole and the dismantlement rope and realize both connected installation component, set up on the davit and realize dismantling the subassembly that turns to of rope, the bearing horizontal pole is kept away from the one end of dismantling the rope and is run through two hoist and mount risers and rather than sliding connection, two the logical groove with bearing horizontal pole looks adaptation is seted up respectively to the hoist riser, just form the clearance between bearing horizontal pole.

Through adopting above-mentioned technical scheme, when the bearing horizontal pole is in user state, the bearing horizontal pole is kept away from the one end of dismantling the rope and is passed the logical groove of hoist and mount riser, the bearing horizontal pole is inconsistent with logical inslot bottom surface under the effect of sack, when needs are dismantled the sack from the lifting hook, the horizontal pole of weighing loses the sack and aligns the effort, operating personnel can stimulate and dismantle the rope, the one end rebound that the bearing horizontal pole was kept away from to the messenger dismantles the rope, and make bearing horizontal pole and lifting hook separation, sack and lifting hook separation this moment, thereby the quick unhook of sack has been realized, operating personnel's intensity of labour has been reduced, and processing has still, installation, convenient to use's advantage.

The utility model discloses further set up to: the cross section of the bearing cross bar is arranged in a square shape.

Through adopting above-mentioned technical scheme, the face contact is adopted with logical groove to the bearing horizontal pole, has reduced the bearing horizontal pole and has taken place the pivoted condition, has improved the stability that the bearing horizontal pole used.

The utility model discloses further set up to: the outer peripheral face of one end of the bearing cross rod, which is close to the dismounting rope, is fixedly provided with a first limiting plate.

Through adopting above-mentioned technical scheme, when the bearing horizontal pole was installed on the lifting hook, the lateral wall of first limiting plate and hoist and mount riser was inconsistent to play spacing effect to the bearing horizontal pole, not only improved the stability of bearing horizontal pole, make the installation of bearing horizontal pole more convenient moreover.

The utility model discloses further set up to: the area of the through groove is larger than that of the cross section of the bearing cross rod.

Through adopting above-mentioned technical scheme, make the dismantlement of bearing horizontal pole more convenient.

The utility model discloses further set up to: the installation component comprises a fixed ring fixedly arranged on the bearing cross rod and a connecting ring fixedly arranged on the dismounting rope, and the fixed ring and the connecting ring are buckled mutually.

Through adopting above-mentioned technical scheme, the fixed ring and connect mutually supporting between the ring, make the installation of bearing horizontal pole and lifting hook more convenient.

The utility model discloses further set up to: the steering assembly comprises two first fixing plates fixedly arranged on the suspension arm and a first fixed pulley rotatably connected to the two first fixing plates, and one end, far away from the bearing cross rod, of the dismounting rope bypasses the first fixed pulley.

Through adopting above-mentioned technical scheme, the one end of dismantling the rope is walked around first fixed pulley to play the effect that turns to the winding rope, make the dismantlement of bearing horizontal pole and lifting hook more convenient.

The utility model discloses further set up to: the one end of dismantling the rope and keeping away from the bearing horizontal pole is provided with drive assembly, drive assembly includes driving motor, sets up the spool on driving motor output shaft, the one end of dismantling the rope and keeping away from the bearing horizontal pole sets firmly on the outer peripheral face of spool.

Through adopting above-mentioned technical scheme, dismantle the rope and pass through driving motor and remove, further reduced operating personnel's intensity of labour, improved unhook device's practicality.

The utility model discloses further set up to: two second limiting plates are fixedly arranged on the outer peripheral surface of the winding shaft, and the dismounting rope is located between the two second limiting plates.

Through adopting above-mentioned technical scheme, make the winding of dismantlement rope on the outer peripheral face between two second limiting plates of spool, improved the stability that drive assembly used.

The utility model discloses further set up to: the suspension arm is further fixedly provided with two second fixed plates, a second fixed pulley parallel to the axis of the first fixed pulley is rotatably connected between the two second fixed plates, and one end, far away from the bearing cross rod, of the dismounting rope bypasses the first fixed pulley and the second fixed pulley.

Through adopting above-mentioned technical scheme, mutually supporting between first fixed pulley and the second fixed pulley makes the winding that dismantles the rope more stable on the spool.

The utility model discloses further set up to: dismantle and be provided with spacing subassembly between rope and the lifting rope, spacing subassembly includes the mounting panel, set up on the mounting panel with dismantle the first perforation of rope looks adaptation, still set up on the mounting panel with the second perforation of lifting rope looks adaptation.

Through adopting above-mentioned technical scheme, dismantle the rope and pass first perforation, the lifting rope passes the second perforation, because first perforation and the perforation interval setting of second have reduced and has dismantled the winding condition of taking place between rope and the lifting rope, have improved the stability that the unhook device used.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model discloses an unhook device for crane, it not only has the advantage of quick unhook, has reduced operating personnel's intensity of labour, but also has processing, installation, convenient to use's advantage.

2. The cross section of the bearing cross rod is square, and the first limiting plate is arranged on the bearing cross rod, so that the bearing cross rod is more convenient to mount, the rotating condition of the bearing cross rod is reduced, and the bearing cross rod is more stable to use.

3. The end of the dismounting rope far away from the bearing cross rod is provided with the driving assembly, and the use of the dismounting rope is more convenient through the mutual matching between the driving motor and the winding shaft.

4. Set up the mounting panel between dismantlement rope and lifting rope to set up first perforation and second perforation on the mounting panel, through mutually supporting between first perforation and the second perforation, reduced and dismantled the winding condition between rope and the lifting rope, improved the stability that the unhook device used.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a schematic view for showing a structure of the first stopper plate.

In the figure, 1, hook; 11. hoisting a transverse plate; 12. hoisting a vertical plate; 121. a through groove; 21. a movable pulley; 22. a lifting rope; 23. a suspension arm; 3. a load-bearing rail; 31. a first limit plate; 4. disassembling the rope; 5. mounting the component; 51. fixing the circular ring; 52. connecting the circular rings; 6. a steering assembly; 61. a first fixing plate; 62. a first fixed pulley; 63. a second fixing plate; 64. a second fixed pulley; 7. a drive assembly; 71. a drive motor; 72. a spool; 73. a second limiting plate; 8. a limiting component; 81. mounting a plate; 811. a first perforation; 812. and a second perforation.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

A unhooking device for a crane is disclosed, as shown in figures 1 and 2, the unhooking device is used for being matched with a lifting hook 1 of the crane to enable the lifting hook 1 to be used more conveniently, the lifting hook 1 is arranged on a lifting arm 23 of the crane through a movable pulley 21 and a lifting rope 22, the cross section of the lifting hook 1 is arranged in an inverted U shape, and the top surface of the lifting hook 1 is arranged on the movable pulley 21. The lifting hook 1 comprises a lifting transverse plate 11, and lifting vertical plates 12 are vertically and fixedly arranged at two ends of the transverse plate of the lifting hook 1 downwards respectively, namely the two lifting vertical plates 12 are parallel to each other.

As shown in fig. 1 and 2, the unhooking device comprises a bearing cross bar 3 crossing two hoisting vertical plates 12, the bearing cross bar 3 is arranged along the horizontal direction, the cross section of the bearing cross bar 3 is square, and the end corners of the bearing cross bar 3 are all arranged in a fillet manner. Bearing horizontal pole 3 is perpendicular with hoist and mount riser 12, and two hoist and mount risers 12 are run through to the one end of bearing horizontal pole 3 and rather than sliding connection, and two hoist and mount risers 12 are seted up respectively with the logical groove 121 of 3 looks adaptations of bearing horizontal pole, and the area that leads to groove 121 is greater than the area of 3 cross sections of bearing horizontal pole. A gap is formed between the bearing cross bar 3 and the hoisting cross plate 11. Referring to fig. 4, a first limiting plate 31 is fixedly arranged on the outer peripheral surface of one end of the bearing cross rod 3 along the length direction, and the first limiting plate 31 abuts against one hoisting vertical plate 12 of the hook 1. One end of the bearing cross rod 3 close to the first limiting plate 31 is provided with a dismounting rope 4, an installation component 5 is arranged between the dismounting rope 4 and the bearing cross rod 3, and the dismounting rope 4 is installed on the bearing cross rod 3 through the installation component 5. A steering assembly 6 is provided between the disassembly line 4 and the boom 23. In order to make the use of the dismantling rope 4 more convenient, the end of the dismantling rope 4 remote from the bearing rail 3 is provided with a driving assembly 7.

As shown in fig. 4, the mounting assembly 5 includes a fixed ring 51 fixed on the bearing cross bar 3, and an axis of the fixed ring 51 is perpendicular to a length direction of the bearing cross bar 3. One side of the fixed ring 51 is provided with a connecting ring 52, and the fixed ring 51 and the connecting ring 52 are buckled with each other to form a ring buckle. One end of the detaching rope 4 is fixed on the connecting ring 52.

As shown in fig. 1 and 3, the steering assembly 6 includes two first fixing plates 61 fixed on the boom 23, and a first fixing pulley 62 is rotatably connected between the two first fixing plates 61. Two second fixing plates 63 are fixedly arranged on the side, away from the lifting rope 22, of the first fixing plate 61 on the lifting arm 23, and a second fixed pulley 64 is rotatably connected between the two second fixing plates 63.

As shown in fig. 1 and 3, the driving assembly 7 includes a driving motor 71 fixed on the boom 23, a winding shaft 72 for winding the detaching rope 4 is disposed on an output shaft of the driving motor 71, and an axis of the winding shaft 72 and an axis of the output shaft of the driving motor 71 are coincident. One end of the dismounting rope 4 far away from the bearing cross bar 3 sequentially rounds the first fixed pulley 62 and the second fixed pulley 64 and is fixedly arranged on the winding shaft 72. Two second limiting plates 73 are fixedly arranged on the outer peripheral surface of the winding shaft 72, and the dismounting rope 4 is positioned between the two second limiting plates 73.

As shown in fig. 1 and 2, in order to improve the stability of the unhooking apparatus in use, a limiting assembly 8 is provided between the lifting rope 22 and the detaching rope 4. Spacing subassembly 8 includes mounting panel 81, and mounting panel 81 sets up to rectangular shaped plate, sets up on mounting panel 81 with dismantle the first perforation 811 of 4 looks adaptations of rope, dismantles rope 4 and passes first perforation 811 and rather than sliding connection. The mounting plate 81 is further provided with second through holes 812 matched with the lifting ropes 22, the second through holes 812 and the first through holes 811 are arranged at intervals along the length direction of the mounting plate 81, and the lifting ropes 22 pass through the second through holes 812 and are connected with the second through holes in a sliding manner.

When the bearing cross bar 3 is in a use state, one end of the bearing cross bar 3, which is far away from the dismounting rope 4, passes through the through groove 121 of the hoisting vertical plate 12, the bearing cross bar 3 is abutted against the inner bottom surface of the through groove 121 under the action of the bag, the first limiting plate 31 is abutted against the hoisting vertical plate 12, when the bag needs to be detached from the hook 1, the weighing cross bar 3 loses the acting force of the bag, the driving motor 71 pulls the detaching rope 4, so that one end of the detaching rope 4, which is far away from the bearing cross bar 3, moves upwards, the bearing cross bar 3 is separated from the hook 1, at the moment, the bag is separated from the hook 1, thereby realizing the rapid unhooking of the bag, reducing the labor intensity of operators, and having the advantages of convenient processing, installation and use, meanwhile, the dismounting rope 4 can be pulled manually under the condition that the driving assembly 7 is not arranged, and the practicability of the unhooking device is improved.

Bearing horizontal pole 3's transversal personally submits squarely, and set up first limiting plate 31 on bearing horizontal pole 3, it is more convenient not only to make bearing horizontal pole 3's installation, and reduced bearing horizontal pole 3 and taken place the pivoted condition, make bearing horizontal pole 3's use more stable, set up mounting panel 81 between dismantlement rope 4 and lifting rope 22, and set up first perforation 811 and second perforation 812 on mounting panel 81, mutually support between perforation 812 through first perforation 811 and second, the winding condition takes place between dismantlement rope 4 and the lifting rope 22 has been reduced, the stability of unhooking device use has been improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. Unhooking device for a crane, intended to be used in conjunction with a hook (1) of the crane, said hook (1) being mounted on a boom (23) of the crane via a travelling block (21), a lifting rope (22), characterized in that: lifting hook (1) sets firmly hoist and mount riser (12) in hoist and mount diaphragm (11) bottom surface including hoist and mount diaphragm (11), two perpendicularly, unhooking device is including bearing horizontal pole (3) that spanes two hoist and mount risers (12), setting up in dismantling rope (4) of bearing horizontal pole (3) one end, setting just realize between bearing horizontal pole (3) and dismantlement rope (4) installation component (5) that both are connected, set up on davit (23) and realize dismantling turning to subassembly (6) that rope (4) turned to, the one end that dismantlement rope (4) were kept away from in bearing horizontal pole (3) runs through two hoist and mount risers (12) and slides rather than being connected, two logical groove (121) with bearing horizontal pole (3) looks adaptation are seted up respectively in hoist and mount riser (12), just form the clearance between bearing horizontal pole (3) and hoist and the hoist and mount diaphragm (11).

2. A unhooking device for cranes, according to claim 1, characterized in that: the cross section of the bearing cross bar (3) is square.

3. A unhooking device for cranes, according to claim 1, characterized in that: the bearing cross rod (3) is close to the peripheral face of the end of the dismounting rope (4) and is fixedly provided with a first limiting plate (31).

4. A unhooking device for cranes, according to claim 3, characterized in that: the area of the through groove (121) is larger than that of the cross section of the bearing cross bar (3).

5. A unhooking device for cranes, according to claim 1, characterized in that: the mounting assembly (5) comprises a fixed ring (51) fixedly arranged on the bearing cross rod (3) and a connecting ring (52) fixedly arranged on the dismounting rope (4), and the fixed ring (51) is buckled with the connecting ring (52).

6. A unhooking device for cranes, according to claim 1, characterized in that: the steering assembly (6) comprises two first fixing plates (61) fixedly arranged on the suspension arm (23) and first fixed pulleys (62) rotatably connected to the two first fixing plates (61), and one end, far away from the bearing cross rod (3), of the dismounting rope (4) bypasses the first fixed pulleys (62).

7. A unhooking device for cranes, according to claim 1, characterized in that: the end, far away from the bearing cross rod (3), of the dismounting rope (4) is provided with a driving assembly (7), the driving assembly (7) comprises a driving motor (71) and a winding shaft (72) arranged on an output shaft of the driving motor (71), and one end, far away from the bearing cross rod (3), of the dismounting rope (4) is fixedly arranged on the outer peripheral surface of the winding shaft (72).

8. A unhooking apparatus for a crane according to claim 7, wherein: two second limiting plates (73) are fixedly arranged on the outer peripheral surface of the winding shaft (72), and the dismounting rope (4) is located between the two second limiting plates (73).

9. A unhooking apparatus for a crane according to claim 7, wherein: two second fixed plates (63) are fixedly arranged on the suspension arm (23), a second fixed pulley (64) parallel to the axis of the first fixed pulley (62) is rotatably connected between the two second fixed plates (63), and one end, far away from the bearing cross rod (3), of the dismounting rope (4) bypasses the first fixed pulley (62) and the second fixed pulley (64).

10. A unhooking device for cranes, according to claim 1, characterized in that: dismantle and be provided with spacing subassembly (8) between rope (4) and lifting rope (22), spacing subassembly (8) include mounting panel (81), set up on mounting panel (81) and dismantle first perforation (811) of rope (4) looks adaptation, still set up on mounting panel (81) and perforate (812) with the second of lifting rope (22) looks adaptation.