CN210064936U

CN210064936U - Unmanned intelligent grab bucket of crane

Info

Publication number: CN210064936U
Application number: CN201920904945.4U
Authority: CN
Inventors: 朱铁闯; 朱立山; 石朝娜; 徐寸玲
Original assignee: Ningxia Heavy Industry Lifting Equipment Co Ltd
Current assignee: Ningxia Heavy Industry Lifting Equipment Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-02-14
Anticipated expiration: 2029-06-14

Abstract

The utility model relates to the technical field of cranes, in particular to an unmanned intelligent grab bucket of a crane, which comprises a supporting rod, wherein a plurality of first bearing blocks are fixedly arranged at the middle part of the outer side of the supporting rod, the first bearing blocks are distributed in a circumferential array around the supporting rod, a first pin shaft is fixedly arranged inside the first bearing blocks, a hydraulic telescopic oil cylinder is fixedly arranged at the outer side of each first pin shaft, a second pin shaft is fixedly arranged at the control output end of the hydraulic telescopic oil cylinder, which is far away from the first pin shaft, the second pin shaft is fixedly arranged at the inner side of a first connecting lug, the first connecting lug is fixedly connected on a grabbing piece, the grabbing piece comprises a linkage rod and a grab bucket, the linkage rod and the grab bucket are fixedly connected and are in an integral structure, the joint of the linkage rod and the grab bucket is fixedly connected with the first connecting lug, a third pin shaft is fixedly arranged at the end part of the linkage rod, which is close to the supporting rod, the grab bucket is good in grabbing effect and worthy of popularization.

Description

Unmanned intelligent grab bucket of crane

Technical Field

The utility model relates to a hoist technical field especially relates to an unmanned intelligent grab bucket of hoist.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, a crane gripper is used as one of indispensable elements of the crane, and is continuously improved, most of crane grippers on the market at present can only grip regular large objects, but the crane gripper cannot grip irregular objects or scattered objects, and therefore an unmanned intelligent crane grab bucket is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an unmanned intelligent grab bucket of a crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an unmanned intelligent grab bucket of a crane is designed, comprising a supporting rod, wherein a plurality of first bearing blocks are fixedly arranged in the middle of the outer side of the supporting rod, the first bearing blocks are distributed around the supporting rod in a circumferential array, a first pin shaft is fixedly arranged in the first bearing blocks, hydraulic telescopic oil cylinders are fixedly arranged on the outer sides of the first pin shafts, a second pin shaft is fixedly arranged at the control output end of each hydraulic telescopic oil cylinder, which is far away from the first pin shaft, the second pin shaft is fixedly arranged on the inner side of a first connecting lug, the first connecting lug is fixedly connected to a grabbing part, the grabbing part comprises a linkage rod and a grab bucket, the linkage rod and the grab bucket are fixedly connected and are in an integral structure, the joint of the linkage rod and the grab bucket is fixedly connected with the first connecting lug, a third pin shaft is fixedly arranged at the end part of the linkage rod, which is close to the supporting rod, and a second bearing block is fixedly arranged on the, the second bearing block is fixedly arranged on the outer side of the supporting rod, a second connecting lug is fixedly arranged at the upper end of the supporting rod, and a hanging piece is fixedly arranged on the second connecting lug through a fourth pin shaft.

Preferably, the suspension piece comprises a hanging plate, a third connecting lug, a fifth pin shaft and a lifting lug, the lower end of the hanging plate is fixedly connected with a fourth pin shaft, the third connecting lug is fixedly installed on two sides of the upper end of the hanging plate, the lifting lug is connected with the third connecting lug through the fifth pin shaft which is fixedly arranged, and connecting holes are formed in the upper end of the third connecting lug.

Preferably, the internal threads of the input end of the hydraulic telescopic oil cylinder are provided with a cartridge valve.

Preferably, the grab bucket is fixedly provided with a grab slot at the lower end far away from the first connecting lug.

The utility model provides an unmanned intelligent grab bucket of hoist, beneficial effect lies in: this unmanned intelligent grab bucket of hoist can be through hanging in midair piece with external mechanical interconnect, its inside piece of snatching can realize rotating through between second round pin axle and the flexible hydro-cylinder of hydraulic pressure, and can realize rotating through between third round pin axle and the bracing piece, when control hydraulic pressure flexible hydro-cylinder is flexible, can adjust the angle that opens of snatching, the grab bucket is provided with a plurality ofly simultaneously, the scope of snatching has been enlarged, can snatch anomalous article, the effect of snatching is improved, the snatching groove that sets up can help the grab bucket better snatch the article, prevent the article landing.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of an unmanned intelligent grab bucket of a crane provided by the utility model;

fig. 2 is a schematic view of a cross-sectional structure of an unmanned intelligent grab bucket of a crane provided by the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 4 is an enlarged schematic view of a portion B in fig. 1.

In the figure: the hydraulic telescopic hydraulic lifting device comprises a supporting rod 1, a first bearing block 2, a first pin shaft 3, a hydraulic telescopic oil cylinder 4, a first connecting lug 5, a second pin shaft 6, a second bearing block 7, a third pin shaft 8, a grabbing piece 9, a linkage rod 91, a grab bucket 92, a grab buckle groove 10, a second connecting lug 11, a fourth pin shaft 12, a hanging piece 13, a hanging plate 131, a third connecting lug 132, a fifth pin shaft 133, a lifting lug 134, a connecting hole 135 and a cartridge valve 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an unmanned intelligent grab bucket for a crane comprises a support rod 1, a plurality of first bearing blocks 2 are fixedly arranged in the middle of the outer side of the support rod 1, the first bearing blocks 2 are distributed in a circumferential array around the support rod 1, first pin shafts 3 are fixedly arranged inside the first bearing blocks 2, hydraulic telescopic cylinders 4 are fixedly arranged outside the first pin shafts 3, insertion valves 14 are arranged on the inner threads of the input ends of the hydraulic telescopic cylinders 4, second pin shafts 6 are fixedly arranged at the control output ends of the hydraulic telescopic cylinders 4 far away from the first pin shafts 3, the second pin shafts 6 are fixedly arranged inside the first connecting lugs 5, the first connecting lugs 5 are fixedly connected to a grabbing part 9, the grabbing part 9 comprises a linkage rod 91 and a grab bucket 92, the linkage rod 91 and the grab bucket 92 are fixedly connected and integrated, the connection part of the linkage rod 91 and the grab bucket 92 is fixedly connected with the first connecting lugs 5, a grab groove 10 is fixedly arranged at the lower end of the grab bucket 92 far away from the first connecting lugs 5, a third pin shaft 8 is fixedly arranged at the end part of the linkage rod 91 close to the support rod 1, a second bearing block 7 is fixedly arranged on the outer side of the third pin shaft 8, and the second bearing block 7 is fixedly arranged on the outer side of the support rod 1.

Grab 9 and can realize rotating through between second round pin axle 6 and the flexible hydro-cylinder 4 of hydraulic pressure to can realize rotating through between third round pin axle 8 and the bracing piece 1, when control hydraulic pressure flexible hydro-cylinder 4 is flexible, can adjust the angle that opens of grabbing 9, grab 92 is provided with a plurality ofly simultaneously, the scope of snatching has been enlarged, the effect of snatching has been improved, the hasp groove 10 of setting can help grab 92 better snatch the article, prevent the article landing, and can not influence grab 92 and put down the article.

The fixed second engaging lug 11 that is equipped with in bracing piece 1 upper end, second engaging lug 11 suspends a 13 in midair through the fixed fourth round pin axle 12 that is equipped with of fourth round pin axle 12, it includes link plate 131 to suspend a 13 in midair, third engaging lug 132, fifth round pin axle 133 and lug 134, link plate 131 lower extreme links to each other with fourth round pin axle 12 is fixed, third engaging lug 132 fixed mounting is in the both sides of link plate 131 upper end, lug 134 is connected with third engaging lug 132 through fixed fifth round pin axle 133 that is equipped with, connecting hole 135 has all been fixed to have been seted up in third engaging lug 132 upper end, wear to establish the iron chain and can suspend the operation in midair with this intelligent grab bucket in connecting hole 135, this unmanned intelligent grab bucket can with external mechanical interconnect through suspending a 13 in.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An unmanned intelligent grab bucket of a crane comprises a supporting rod (1) and is characterized in that a plurality of first bearing blocks (2) are fixedly arranged in the middle of the outer side of the supporting rod (1), the first bearing blocks (2) are distributed in a circumferential array mode around the supporting rod (1), a first pin shaft (3) is fixedly arranged inside each first bearing block (2), hydraulic telescopic oil cylinders (4) are fixedly arranged on the outer sides of the first pin shafts (3), a second pin shaft (6) is fixedly arranged at the control output end, far away from the first pin shaft (3), of each hydraulic telescopic oil cylinder (4), the second pin shaft (6) is fixedly arranged on the inner side of each first connecting lug (5), the first connecting lugs (5) are fixedly connected to grabbing pieces (9), each grabbing piece (9) comprises a linkage rod (91) and a grab bucket (92), the linkage rods (91) and the grab buckets (92) are fixedly connected and are of an integrated structure, linkage rod (91) with grab bucket (92) junction and first engaging lug (5) fixed connection, the end fixing that linkage rod (91) is close to bracing piece (1) is equipped with third round pin axle (8), the fixed second that is equipped with in third round pin axle (8) outside holds splice block (7), second hold splice block (7) fixed mounting in bracing piece (1) outside, bracing piece (1) upper end is fixed and is equipped with second engaging lug (11), second engaging lug (11) are hung in the palm in the midair through fourth round pin axle (12) fixed being equipped with (13).

2. The unmanned intelligent grab bucket of the crane according to claim 1, wherein the suspension member (13) comprises a hanging plate (131), a third connecting lug (132), a fifth pin shaft (133) and a lifting lug (134), the lower end of the hanging plate (131) is fixedly connected with a fourth pin shaft (12), the third connecting lug (132) is fixedly installed on two sides of the upper end of the hanging plate (131), the lifting lug (134) is connected with the third connecting lug (132) through the fifth pin shaft (133), and the upper end of the third connecting lug (132) is fixedly provided with a connecting hole (135).

3. The unmanned intelligent grab bucket of the crane as claimed in claim 1, wherein the internal thread of the input end of the hydraulic telescopic cylinder (4) is provided with a cartridge valve (14).

4. The unmanned intelligent grab bucket of the crane as claimed in claim 1, wherein the grab bucket (92) is fixedly provided with a grab slot (10) at the lower end far away from the first connecting lug (5).