CN217172959U

CN217172959U - Durable crane grab bucket structure

Info

Publication number: CN217172959U
Application number: CN202221128428.0U
Authority: CN
Inventors: 朱建勇
Original assignee: Henan Zhongzhou Intelligent Equipment Group Co ltd
Current assignee: Henan Zhongzhou Intelligent Equipment Group Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-12
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a durable type crane grab bucket structure relates to crane grab bucket technical field, including the main support, the lower extreme of main support is provided with the horizontal pole, the upper surface of main support is provided with the hangers, the inside wall of the one end of horizontal pole is provided with the cylinder, the one end of activity pipe is provided with the rubber pad, the lower surface of horizontal pole is provided with the pneumatic cylinder, the middle part of the lower surface of horizontal pole is provided with first axostylus axostyle, the surface of first axostylus axostyle articulates through the bearing has the grab bucket, a side of grab bucket is provided with the movable block through first spout, a side of movable block is provided with through the second spout and presss from both sides tight piece, the lower extreme of grab bucket is provided with the grapple. The utility model discloses a setting of movable block and tight piece of clamp has reached and has been convenient for snatch fixed purpose to the goods of unidimensional and shape, through the setting of cylinder, first spring, movable pipe, second spring and rubber pad, has reached the purpose that alleviates the degree of colliding with to the goods.

Description

Durable crane grab bucket structure

Technical Field

The utility model relates to a crane grab bucket technical field specifically is a durable type crane grab bucket structure.

Background

The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards

The utility model discloses a gantry crane grab bucket structure disclosed in chinese utility model patent application laid-open specification CN 206842869U, including hoisting ring, main pivot and grab bucket, although this utility model intensity improves to some extent to be fit for snatching the tubular material, can reduce the wearing and tearing to the material, have spreading value, nevertheless this utility model's grab bucket is for fixing at the size, the goods of unable different size and shape of coping, and this utility model is difficult to avoid colliding with the goods when using, can produce great damage to the goods, this utility model, the shortcoming that has not been convenient for snatch fixedly and collide the goods easily to the goods of different size and shape.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a durable type crane grab bucket structure has solved the problem of proposition in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a durable crane grab bucket structure comprises a main support, wherein a cross rod is arranged at the lower end of the main support, a hanging lug is arranged on the upper surface of the main support, an air cylinder is arranged on the inner side wall of one end of the cross rod, a first movable plate is arranged on the inner side wall of the cross rod, a first spring is arranged on one side surface of the first movable plate, a connecting rod is arranged on one side surface of the first movable plate, a movable pipe is arranged on the inner side wall of the cross rod, a second movable plate is arranged on the inner side wall of the movable pipe, a rubber pad is arranged at one end of the movable pipe, a hydraulic cylinder is arranged on the lower surface of the cross rod, a first shaft rod is arranged in the middle of the lower surface of the cross rod, a grab bucket is hinged to the outer surface of the first shaft rod through a bearing, a movable block is arranged on one side surface of the grab bucket through a first chute, and a clamping block is arranged on one side surface of the movable block through a second chute, the lower end of the grab bucket is provided with a grab hook.

The movable pipe is connected with the first movable plate through a first spring, the second movable plate is connected with the second movable plate through a second spring, and the first spring is connected with the second movable plate through a second spring.

And one end of the telescopic rod of the hydraulic cylinder is hinged with one side surface of the grab bucket through a hinge block.

Selected, a side of movable block is provided with first slider, the both ends of first slider are provided with first stopper, the surface of first slider and the inside wall sliding connection of first spout, the movable block is provided with two and the symmetry setting.

And a second sliding block is arranged on one side face of each clamping block, second limiting blocks are arranged at two ends of each second sliding block, and four clamping blocks are arranged.

The two grab buckets are symmetrically arranged about the center, and are provided with three groups and fixedly connected through a second shaft rod.

(III) advantageous effects

The utility model provides a durable type crane grab bucket structure possesses following beneficial effect:

1. this durable type crane grab bucket structure, through the movable block with press from both sides the setting of tight piece, make this durable type crane grab bucket structure possess and snatch fixed effect to the goods of unidimensional and shape, at the in-process that uses, the setting of accessible movable block and second stopper when pressing from both sides the goods to the addition of the goods of reply multiple shape is held and is fixed, has reached and is convenient for snatch fixed purpose to the goods of unidimensional and shape.

2. This durable type crane grab bucket structure, through the cylinder, first spring, the movable tube, the setting of second spring and rubber pad, make this durable type crane grab bucket structure possess to the effect of buffering when colliding with the goods, at the in-process of using, when colliding the goods, the rubber pad can alleviate the effort that produces when colliding with, and the great dynamics that produces when first spring and second spring can absorb the collision, the effort when setting up of cylinder also can absorb the movable tube to the inside removal of horizontal pole, thereby reached the purpose that alleviates the degree of colliding with to the goods.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the grab bucket of the present invention;

FIG. 4 is a schematic view of the structure of FIG. 3A according to the present invention;

fig. 5 is a schematic structural view of the inside of the cross bar of the present invention.

In the figure: 1. a main support; 2. a cross bar; 3. hanging a lug; 4. a cylinder; 5. a first movable plate; 6. a first spring; 7. a connecting rod; 8. a movable tube; 9. a second movable plate; 10. a second spring; 11. a rubber pad; 12. a hydraulic cylinder; 13. a grab bucket; 14. a bearing; 15. a hinged block; 16. a first chute; 17. a movable block; 18. a first slider; 19. a first stopper; 20. a second chute; 21. a clamping block; 22. a second slider; 23. a second limiting block; 24. a grapple; 25. a first shaft lever; 26. a second shaft.

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 to 5, the present invention provides a technical solution: a durable crane grab bucket 13 structure comprises a main support 1, a cross rod 2 is arranged at the lower end of the main support 1, a hanging lug 3 is arranged on the upper surface of the main support 1, an air cylinder 4 is arranged on the inner side wall of one end of the cross rod 2, a first movable plate 5 is arranged on the inner side wall of the cross rod 2, a first spring 6 is arranged on one side surface of the first movable plate 5, one end of the first spring 6 is abutted against one end of a movable pipe 8, one end of a connecting rod 7 is fixedly connected with one side surface of a second movable plate 9, a second spring 10 is arranged on the inner side wall of the movable pipe 8, a connecting rod 7 is arranged on one side surface of the first movable plate 5, a movable pipe 8 is arranged on the inner side wall of the cross rod 2, a second movable plate 9 is arranged on the inner side wall of the movable pipe 8, a rubber pad 11 is arranged at one end of the movable pipe 8, a hydraulic cylinder 12 is arranged on the lower surface of the cross rod 2, one end of a telescopic rod of the hydraulic cylinder 12 is hinged with one side surface of the grab bucket 13 through a hinge block 15, the middle part of the lower surface of the cross rod 2 is provided with a first shaft rod 25, the surface of the first shaft rod 25 is hinged with grab buckets 13 through a bearing 14, the grab buckets 13 are provided with two and are arranged symmetrically about the center, two grab buckets 13 are provided with three groups and are all fixedly connected through a second shaft rod 26, one side of each grab bucket 13 is provided with a movable block 17 through a first chute 16, one side of each movable block 17 is provided with a first slider 18, the two ends of each first slider 18 are provided with first limit blocks 19, the surface of each first slider 18 is in sliding connection with the inner side wall of each first chute 16, each movable block 17 is provided with two and is symmetrically arranged, one side of each movable block 17 is provided with a clamping block 21 through a second chute 20, one side of each clamping block 21 is provided with a second slider 22, the two ends of each second slider 22 are provided with second limit blocks 23, the clamping blocks 21 are provided with four, and the lower ends of the grab buckets 13 are provided with grab hooks 24.

When the device is used, the hanging lugs 3 on the device are arranged on a steel wire rope of a crane, then when goods need to be grabbed, the grab buckets 13 can be opened outwards through retraction of the hydraulic cylinders 12, then the lower ends of the two grab buckets 13 are retracted towards the middle part through extension of the telescopic rods of the hydraulic cylinders 12, the goods can be shoveled up through the grab hooks 24 at the lower ends of the grab buckets 13 in the retraction process, the shoveled grab hooks 24 support the goods below the goods, then the shape of the device can be changed through relative sliding between the clamping blocks 21 and the movable blocks 17 and between the movable blocks 17 and the grab buckets 13, and the device can be respectively attached to multiple surfaces of the goods through the second limiting blocks 23, so that the effect of firmly fixing and holding the goods can be achieved, the goods can be better fixed, in the hoisting and grabbing processes, when the goods are carelessly hit, the rubber pads 11 can firmly impact the goods, and the rubber pad 11 collides the back, will drive the inside indentation of movable tube 8 to horizontal pole 2, second fly leaf 9 slides to the inside of movable tube 8 this moment, compress second spring 10, impact force when second spring 10 will absorb movable tube 8 and slide, and first fly leaf 5 will slide to the inside of horizontal pole 2, compress first spring 6 on the one hand, make first spring 6 absorb the impact force that movable tube 8 removed, and will extrude the telescopic link of cylinder 4 when first fly leaf 5 slides, the impact force when cylinder 4's setting will remove first fly leaf 5 cushions, and then make the device reach the better effect of alleviating the collision damage to the goods.

To sum up, the utility model has the advantages that the durable crane grab bucket 13 structure has the effect of grabbing and fixing the goods with different sizes and shapes through the arrangement of the movable block 17 and the clamping block 21, the goods can be clamped up through the arrangement of the movable block 17 and the second limiting block 23 during the use process, so as to deal with the holding and fixing of the goods with various shapes, thereby achieving the purpose of conveniently grabbing and fixing the goods with different sizes and shapes, the durable crane grab bucket 13 structure has the effect of buffering when colliding with the goods through the arrangement of the air cylinder 4, the first spring 6, the movable pipe 8, the second spring 10 and the rubber pad 11, during the use process, when colliding with the goods, the rubber pad 11 can reduce the acting force generated during collision, and the first spring 6 and the second spring 10 can absorb the larger force generated during collision, the cylinder 4 can also absorb the acting force of the movable tube 8 moving towards the inside of the cross rod 2, thereby achieving the purpose of reducing the collision degree of the goods.

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. The utility model provides a durable type crane grab bucket structure, includes main support (1), its characterized in that: the lower end of the main support (1) is provided with a cross rod (2), the upper surface of the main support (1) is provided with a hanging lug (3), the inner side wall of one end of the cross rod (2) is provided with a cylinder (4), the inner side wall of the cross rod (2) is provided with a first movable plate (5), one side surface of the first movable plate (5) is provided with a first spring (6), one side surface of the first movable plate (5) is provided with a connecting rod (7), the inner side wall of the cross rod (2) is provided with a movable pipe (8), the inner side wall of the movable pipe (8) is provided with a second movable plate (9), one end of the movable pipe (8) is provided with a rubber pad (11), the lower surface of the cross rod (2) is provided with a hydraulic cylinder (12), the middle part of the lower surface of the cross rod (2) is provided with a first shaft lever (25), the outer surface of the first shaft lever (25) is hinged with a grab bucket (13) through a bearing (14), a movable block (17) is arranged on one side face of the grab bucket (13) through a first sliding groove (16), a clamping block (21) is arranged on one side face of the movable block (17) through a second sliding groove (20), and a grab hook (24) is arranged at the lower end of the grab bucket (13).

2. A durable crane grab structure according to claim 1, wherein: one end of the first spring (6) is abutted against one end of the movable pipe (8), one end of the connecting rod (7) is fixedly connected with one side face of the second movable plate (9), and the inner side wall of the movable pipe (8) is provided with a second spring (10).

3. A durable crane grab structure as claimed in claim 1, wherein: one end of a telescopic rod of the hydraulic cylinder (12) is hinged with one side surface of the grab bucket (13) through a hinge block (15).

4. A durable crane grab structure as claimed in claim 1, wherein: one side of movable block (17) is provided with first slider (18), the both ends of first slider (18) are provided with first stopper (19), the surface of first slider (18) and the inside wall sliding connection of first spout (16), movable block (17) are provided with two and the symmetry setting.

5. A durable crane grab structure as claimed in claim 1, wherein: one side face of the clamping block (21) is provided with a second sliding block (22), two ends of the second sliding block (22) are provided with second limiting blocks (23), and the number of the clamping blocks (21) is four.

6. A durable crane grab structure as claimed in claim 1, wherein: grab bucket (13) are provided with two and set up about central symmetry, two grab bucket (13) are provided with three groups and all pass through second axostylus axostyle (26) fixed connection.