CN217650713U

CN217650713U - Lifting hook device for crawler crane

Info

Publication number: CN217650713U
Application number: CN202120961482.2U
Authority: CN
Inventors: 谢淑贤; 谢翔; 廖艳清; 龚海辉
Original assignee: Changsha Chusheng Technology Co ltd
Current assignee: Changsha Chusheng Technology Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-10-25
Anticipated expiration: 2031-05-07

Abstract

The utility model provides a hook device for crawler crane belongs to lifting hook technical field, the utility model discloses, including couple, link, bearing frame and lifting rope, the surface of couple is equipped with the link, and the one end that the couple was kept away from to the link is equipped with admittedly and bears the frame, and the inside swing joint that bears the frame has the lifting rope, and the surface of couple is equipped with fixing device, and fixing device includes swivel mount, plectane, inserts post, balance cylinder, stores pylon, long board, driving piece, setting element and protective structure, and the surface and the couple of swivel mount rotate to be connected. The utility model discloses, reach the rectangular plate when a balance section of thick bamboo removes, drive the stores pylon when the rectangular plate removes and remove, after the stores pylon removed certain angle, the stores pylon slided into the inner wall of rectangular hole on the square board, and the stores pylon was fixed this moment, and the part in the couple is blocked by sleeve and loop bar, through setting up fixing device for crawler crane's lifting hook can fix great part, has reduced the potential safety hazard.

Description

Lifting hook device for crawler crane

Technical Field

The utility model belongs to the technical field of the lifting hook, especially, relate to a lifting hook device for crawler crane.

Background

The lifting hook is a common lifting appliance in a hoisting machine, the lifting hook is often suspended on a steel wire rope of a hoisting mechanism by means of a pulley block and other components, and along with the development of the society, the lifting hook is often required to be used together with other devices, and the lifting hook is also often used for a crawler crane.

When the existing lifting hook is used for fixing a part, the fixing device of the lifting hook is used for fixing the part from the inside of the lifting hook, and when the size of the part is larger than a gap between the fixing device of the lifting hook and the lifting hook, the part cannot be fixed by the lifting hook, so that the smooth operation of the work can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the lifting hook for the crawler crane is difficult for fixing the larger part in the prior art, and providing a lifting hook device for the crawler crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a hook device for crawler crane, includes the couple, the link, bear frame and lifting rope, the surface of couple is equipped with the link, the link is kept away from the one end of couple and is equipped with the bearing frame admittedly, the inside swing joint that bears the frame has the lifting rope, the surface of couple is equipped with fixing device, fixing device includes the swivel mount, the plectane, insert the post, the surge drum, the stores pylon, the rectangular plate, the driving piece, setting element and protective structure, the surface and the couple rotation of swivel mount are connected, the one end that the couple was kept away from to the swivel mount is equipped with the plectane admittedly, the inside of plectane is inserted and is equipped with and inserts the post, the surface cover of inserting the post has the surge drum, the fixed surface of surge drum is connected with the rectangular plate, the one end that the plectane was kept away from to the rectangular plate is equipped with the stores pylon on the surface of link, the driving piece is the spring, the both ends of spring respectively with plectane and surge drum fixed connection, the driving piece is used for driving the surge drum removal, protective structure includes loop bar and sleeve, the surface and rectangular plate fixed connection of loop bar, the sleeve bar, the sleeve is connected with the long plate fixed connection, the surface of sleeve, the sleeve is used for preventing that the spring from receiving the extrusion.

The setting element is the rectangular hole, the rectangular hole is seted up on the surface of square board, the size of rectangular hole and the size looks adaptation of stores pylon, the inner wall in rectangular hole is used for blocking the stores pylon.

The protection device is arranged on the surface of the bearing frame and comprises a balance plate, fixing rods, an extending frame, a protection pad, an extrusion structure and a pushing piece, the surface of the balance plate is movably connected with the bearing frame, the two fixing rods are inserted into the balance plate, the surface of each fixing rod is connected with the extending frame in a sliding mode, and the surface of each extending frame is movably connected with the protection pad.

The extrusion structure comprises a cylinder and a second nut, the cylinder is inserted into the balance plate in a sliding mode, the surface of the cylinder is fixedly connected with the bearing frame, the second nut is connected to the surface of the cylinder in a threaded mode, the surface of the second nut is movably connected with the balance plate, and the extrusion structure is used for fixing the balance plate.

The pushing piece is composed of two first nuts, the inner walls of the two first nuts are in threaded connection with the two fixing rods respectively, the surfaces of the first nuts are in rotary connection with the extension frame, and the pushing piece is used for driving the extension frame to move.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, after hanging the part that will hang on the couple, stimulate a balance section of thick bamboo, a balance section of thick bamboo removes to the direction of keeping away from the swivel mount, it removes to drive the rectangular plate when a balance section of thick bamboo removes, it removes to drive the stores pylon when the rectangular plate removes, the stores pylon removes after the certain distance, the top of square board is reachd to the stores pylon, rotate the swivel mount afterwards, it rotates to drive the sleeve when the swivel mount rotates, sleeve pivoted drives the loop bar and rotates, the loop bar rotates and drives the rectangular plate rotation simultaneously, the rectangular plate rotates when the rectangular plate rotates, after the stores pylon rotates certain angle, the stall swivel mount, loosen the balance section of thick bamboo afterwards, the balance section of thick bamboo slides under the spring tension effect this moment, the balance section of thick bamboo removes to the direction that is close to the plectane, it removes to reachd the rectangular plate when a balance section of thick bamboo removes, it removes to drive the stores pylon when the long plate removes, after the stores pylon removes certain angle, the inner wall of rectangular hole on the stores pylon slides in the square board, the stores pylon is fixed by sleeve and loop bar at this moment, through setting up fixing device, through setting up the fixing device, can be more nimble the changeable lifting hook, the application of the crawler-type of the lifting hook, make the while more practical hidden danger.

2. The utility model discloses in, when needs use crawler crane's lifting hook, at first rotate the first nut on the dead lever, first nut removes to the direction of keeping away from the balance plate with the help of the screw thread, it removes to drive the extension frame when first nut removes, it removes to drive the protection pad when the extension frame removes, the protection pad removes after the certain distance, the surface of protection pad contacts with the lifting rope, at this moment can use crawler crane's lifting hook, at this moment when the lifting rope with bear when inclining between the frame, the friction that produces between lifting rope and the frame is blockked by the protection pad, through setting up protector, make crawler crane bear the frame and the friction between the lifting rope reduce, the degree of wear has been reduced, the life of lifting rope has been improved, the cost is reduced, make the device set up especially important.

Drawings

Fig. 1 is a schematic perspective view of a hook device for a crawler crane according to the present invention;

FIG. 2 is a partial schematic structural view of a hook assembly for the crawler crane shown in FIG. 1;

FIG. 3 is a schematic structural view of a position A of the hook device for the crawler crane shown in FIG. 1;

FIG. 4 is a side view schematic of the crawler crane hook assembly of FIG. 1;

fig. 5 is a partial structural schematic view of a hook device for the crawler crane shown in fig. 4.

Illustration of the drawings: 1. a lifting rope; 2. a carrier; 3. a connecting frame; 4. hooking; 5. a fixing device; 501. a rotating frame; 502. circular plate (ii) a; 503. inserting a column; 504. a sleeve; 505. a balance cylinder; 506. a loop bar; 507. a long plate; 508. a hanger; 509. a rectangular hole; 510. a square plate; 6. a guard; 61. an extension frame; 62. a first nut; 63. a protective pad; 64. a balance plate; 65. a second nut; 66. a cylinder; 67. and (5) fixing the rod.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, a hook device for a crawler crane includes a hook 4, a connecting frame 3, a bearing frame 2 and a lifting rope 1, the connecting frame 3 is disposed on the surface of the hook 4, the bearing frame 2 is fixedly mounted on one end of the connecting frame 3 away from the hook 4, and the lifting rope 1 is movably connected inside the bearing frame 2.

As shown in fig. 1 and 2, a fixing device 5 is disposed on a surface of the hook 4, the fixing device 5 includes a rotating frame 501, a circular plate 502, an insertion column 503, a balance cylinder 505, a hanging rack 508, a long plate 507, a driving element, a positioning element and a protection structure, the surface of the rotating frame 501 is rotatably connected with the hook 4, the circular plate 502 is fixedly disposed at one end of the rotating frame 501 far from the hook 4, the insertion column 503 is inserted into the circular plate 502, the balance cylinder 505 is sleeved on a surface of the insertion column 503, the long plate 507 is fixedly connected to a surface of the balance cylinder 505, the hanging rack 508 is disposed at one end of the long plate 507 far from the circular plate 502, and a square plate 510 is disposed on a surface of the connecting rack 3.

The driving member is a spring, two ends of the spring are respectively and fixedly connected with the circular plate 502 and the balance cylinder 505, and the driving member is used for driving the balance cylinder 505 to move.

The protective structure comprises a sleeve rod 506 and a sleeve 504, the surface of the sleeve rod 506 is fixedly connected with the long plate 507, the surface of the sleeve rod 506 is slidably connected with the sleeve 504, one end, far away from the long plate 507, of the sleeve 504 is fixedly connected with the rotating frame 501, and the protective structure is used for preventing the spring from being squeezed.

The positioning piece is a rectangular hole 509, the rectangular hole 509 is formed in the surface of the square plate 510, the size of the rectangular hole 509 is matched with that of the hanging rack 508, and the inner wall of the rectangular hole 509 is used for clamping the hanging rack 508.

The effect that the upper segment parts of it reached mutually supporting is, after hanging the part that will hang on couple 4, pulling a balance cylinder 505, balance cylinder 505 moves to the direction of keeping away from swivel mount 501, balance cylinder 505 drives long plate 507 to move while moving, long plate 507 drives stores pylon 508 to move while moving, after stores pylon 508 moved a certain distance, stores pylon 508 reachs the top of square plate 510, rotate swivel mount 501 afterwards, swivel mount 501 drives sleeve 504 to rotate while rotating, sleeve 504 drives loop bar 506 to rotate while rotating, loop bar 506 drives long plate 507 to rotate while rotating, long plate 507 drives stores pylon 508 to rotate while rotating, after stores pylon 508 rotates a certain angle, stall swivel mount 501, after loosening balance cylinder 505, at this moment, slide under the spring pulling force effect at this moment, balance cylinder 505 moves to the direction of being close to circular plate 502, reach long plate 507 to move while balance cylinder 505 moves, drive while long plate 507 drives stores pylon 508 to move while rack 508 moves after a certain angle, after stores pylon 508 slides into square plate 510, inner wall 509 is fixed by rectangular hole, this moment, the fixed hook component can be set up the fixed hanger device 4 and the more flexible hanger device that the feasible hanger 506 that has set up the fixed hook device, make the practical hidden danger of this moment, make it more.

As shown in fig. 4 and 5, the protection device 6 is disposed on the surface of the carrier 2, the protection device 6 includes a balance board 64, a fixing rod 67, an extension frame 61, a protection pad 63, a pressing structure and a pushing member, the surface of the balance board 64 is movably connected with the carrier 2, two fixing rods 67 are inserted into the balance board 64, the surface of the fixing rod 67 is slidably connected with the extension frame 61, and the surface of the extension frame 61 is movably connected with the protection pad 63.

The extrusion structure comprises a cylinder 66 and a second nut 65, the cylinder 66 is inserted into the balance plate 64 in a sliding mode, the surface of the cylinder 66 is fixedly connected with the bearing frame 2, the second nut 65 is connected to the surface of the cylinder 66 in a threaded mode, the surface of the second nut 65 is movably connected with the balance plate 64, and the extrusion structure is used for fixing the balance plate 64.

The pushing pieces are two first nuts 62, the inner walls of the two first nuts 62 are respectively in threaded connection with the two fixing rods 67, the surface of the first nut 62 is rotationally connected with the extension frame 61, and the pushing pieces are used for driving the extension frame 61 to move.

The effect that mutually supports between its upper segment part reached does, when needs use crawler crane's lifting hook, first nut 62 on the dead lever 67 rotates at first, first nut 62 removes to the direction of keeping away from balance plate 64 with the help of the screw thread, first nut 62 drives extension frame 61 and removes when removing, extension frame 61 drives protection pad 63 and removes when removing, protection pad 63 removes after the certain distance, the surface of protection pad 63 contacts with lifting rope 1, at this moment can use crawler crane's lifting hook, at this moment when slope between lifting rope 1 and the bearing frame 2, the friction that produces between lifting rope 1 and the bearing frame 2 is blockked by protection pad 63, through setting up protector 6, make the friction between crawler crane's the bearing frame 2 and the lifting rope 1 reduce, the degree of wear has been reduced, the life of lifting rope 1 has been improved, the cost is reduced, make the device set up especially important.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a hook device for crawler crane, includes couple (4), link (3), bears frame (2) and lifting rope (1), its characterized in that: the surface of couple (4) is equipped with link (3), the one end that couple (4) were kept away from in link (3) is equipped with admittedly and bears frame (2), the inside swing joint that bears frame (2) has lifting rope (1), the surface of couple (4) is equipped with fixing device (5), fixing device (5) include swivel mount (501), plectane (502), insert post (503), balance cylinder (505), stores pylon (508), rectangular plate (507), driving piece, setting element and protective structure, the surface and couple (4) of swivel mount (501) rotate to be connected, the one end that couple (4) were kept away from in swivel mount (501) is equipped with plectane (502) admittedly, the inside of plectane (502) is inserted and is equipped with and inserts post (503), the surface cover of inserting post (503) has balance cylinder (505), the fixed surface of balance cylinder (505) is connected with plectane (507), the one end that plectane (502) were kept away from in rectangular plate (507) is equipped with stores pylon (508), the surface of link (3) is equipped with square plate (510).

2. The hook device for the crawler crane according to claim 1, wherein: the driving piece is a spring, and two ends of the spring are fixedly connected with the circular plate (502) and the balance cylinder (505) respectively.

3. The hook device for the crawler crane according to claim 1, wherein: protective structure includes loop bar (506) and sleeve (504), the surface and long board (507) fixed connection of loop bar (506), the surperficial sliding connection of loop bar (506) has sleeve (504), the one end and swivel mount (501) fixed connection that long board (507) were kept away from to sleeve (504).

4. The hook device for the crawler crane according to claim 1, wherein: the locating piece is a rectangular hole (509), the rectangular hole (509) is formed in the surface of the square plate (510), and the size of the rectangular hole (509) is matched with that of the hanging rack (508).

5. The hook device for the crawler crane according to claim 1, wherein: the protection device (6) is arranged on the surface of the bearing frame (2), the protection device (6) comprises a balance plate (64), fixing rods (67), an extension frame (61), a protection pad (63), an extrusion structure and a pushing piece, the surface of the balance plate (64) is movably connected with the bearing frame (2), the two fixing rods (67) are inserted into the balance plate (64), the surface of each fixing rod (67) is slidably connected with the extension frame (61), and the surface of each extension frame (61) is movably connected with the protection pad (63).

6. The hook device for the crawler crane according to claim 5, wherein: the extrusion structure comprises a cylinder (66) and a second nut (65), the cylinder (66) is inserted into the balance plate (64) in a sliding mode, the surface of the cylinder (66) is fixedly connected with the bearing frame (2), the second nut (65) is connected to the surface of the cylinder (66) in a threaded mode, and the surface of the second nut (65) is movably connected with the balance plate (64).

7. The hook device for the crawler crane according to claim 5, wherein: the pushing pieces are two first nuts (62), the inner walls of the two first nuts (62) are respectively in threaded connection with two fixing rods (67), and the surface of each first nut (62) is rotatably connected with the extension frame (61).