CN214495377U

CN214495377U - Hoisting frame for crane

Info

Publication number: CN214495377U
Application number: CN202120589613.9U
Authority: CN
Inventors: 张�浩; 王海; 徐曼曼; 宋良旭; 许建洲; 陈凯; 徐罡
Original assignee: Anhui Polytechnic University
Current assignee: Anhui Polytechnic University
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-10-26
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to a hoist technical field specifically is a hoist frame for hoist, including the hoist frame body, still including installing at the inside interior ring of hoist frame body, through the hydraulic stem of bolt fastening in hoist frame body bottom, the supplementary rotating-structure of ring pivoted in the cooperation drive is set up on hoist frame body and interior ring, with hydraulic stem and supplementary rotating-structure cooperation drive interior ring pivoted rotating-structure, be used for the structure of snatching of centre gripping work piece with supplementary rotating-structure and rotating-structure cooperation, including ring surface center department symmetric distribution be used for the clearance have the clearance board of hoist frame body surface, through setting up a plywood, utilize the regulation liquid depression bar to adjust the position of butt joint frame, thereby adjust the position of internal ring for the hoist frame body pivoted, the controllability of device has been promoted.

Description

Hoisting frame for crane

Technical Field

The utility model relates to a hoist technical field specifically is a hoist and transport frame for hoist.

Background

The hoist is common engineering machine tool in the construction, divide into tower crane and car generally and hang two kinds, selects different hoisting equipment according to using the place, and according to the difference of handling goods, the lifting hook and the grab bucket of use are also different, and some defects still exist when using in some current crane grab buckets, for example:

(1) when some existing cranes hoist some blocks, lifting ropes need to be used, some heavy objects are difficult to bind, the heavy objects are easy to fall off from the edges, great potential safety hazards exist, and the using effect is poor;

(2) when some cranes are used, the grab bucket is used for grabbing heavy objects, but when the cranes are used, the grab bucket needs to be opened, so that the cranes occupy too much space, are difficult to adapt to narrow areas for hoisting and conveying broken pile heads, and have a narrow application range.

It is therefore desirable to provide a crane lifting frame that is edge protected so as to solve the problems set forth above.

Disclosure of Invention

In order to solve the problem, the utility model provides a hoist and transport frame for crane.

The utility model provides a hoist is with frame of lifting, including the frame body of lifting, still including installing at the inside interior ring of frame body of lifting, fix the hydraulic stem in frame body bottom of lifting through the bolt, the supplementary rotating-structure of ring pivoted in the cooperation drive is gone up to the setting at frame body of lifting and interior ring, with hydraulic stem and supplementary rotating-structure cooperation drive interior ring pivoted rotating-structure, be used for the structure of snatching of centre gripping work piece with supplementary rotating-structure and rotating-structure cooperation, be used for clearing up the clearance board that has frame body surface at inner ring surface center department symmetric distribution.

The auxiliary rotating structure comprises a rotating block fixed on the outer side of the inner ring and a rotating groove arranged in the lifting frame body and used for being in running fit with the rotating block, and balls convenient to run fit are movably arranged at the bottom and the side faces of the rotating block.

The rotating structure comprises a butt joint frame fixedly connected to the front end of the hydraulic rod, an inner rod arranged inside the butt joint frame, and a butt joint rod fixedly connected to the side face of the inner rod, the butt joint rod is fixed to the rear side of the inner ring, and the inner ring is rotatably matched with the lifting frame body through the butt joint rod, the inner rod and the butt joint frame.

Snatch structure including fixed including a plurality of groups fixed axle on the ring inner wall, with correspond fixed axle normal running fit's a plurality of groups open plywood, fixed connection offer on the surface of lifting frame body be used for with correspond connecting axle sliding fit's a plurality of groups chute, set up in the outside that corresponds the connecting axle be used for with lifting frame body sliding fit's outer ring that connects, open and close the board and be used for closed interior ring realization broken pile head centre gripping.

The opening and closing plate is distributed on the inner ring at equal angles, and the edge of the opening and closing plate is provided with a chamfer plane.

The inclined grooves on the lifting frame body correspond to the connecting shafts one by one.

The utility model has the advantages that: through setting up a plywood, utilize the regulation hydraulic stem to come to adjust the position of butt joint frame, thereby adjust the internal ring for lifting frame body pivoted position, the controllability of device has been promoted, simultaneously can also make to open through the change of internal ring position and close the board and open and close, open when can need snatching broken material and open and close the board, it closes after the completion to snatch, make the device can snatch work to broken pile head or some blocks fast, the convenience that the device used has been promoted, compare and transport the block in current lifting hook cooperation steel cable, the device is safer when using, the defect that drops easily when having solved current some overhead hoist handling heavy objects, the advantage that has the practicality stronger.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of the bottom view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the lap joint structure of the opening plate and the connecting shaft of the present invention;

fig. 5 is a schematic view of the connection structure of the lifting frame body and the inner ring of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.

In the figure: 1. a lifting frame body; 2. an inner circular ring; 3. rotating the block; 4. rotating the groove; 5. a ball bearing; 6. opening a plywood; 7. a fixed shaft; 8. a connecting shaft; 9. a chute; 10. a hydraulic lever; 11. a docking rod; 12. an inner rod; 13. a docking frame; 14. a chamfer plane; 15. an external ring; 16. and (6) cleaning the plate.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, and the utility model is further explained below.

As shown in fig. 1 to 6, a lifting frame for a crane, which comprises a lifting frame body 1, and further comprises an inner ring 2 installed inside the lifting frame body 1, a hydraulic rod 10 fixed at the bottom of the lifting frame body 1 through a bolt, an auxiliary rotating structure arranged on the lifting frame body 1 and the inner ring 2 and used for driving the inner ring 2 to rotate in a matching manner, a rotating structure matched with the hydraulic rod 10 and the auxiliary rotating structure and used for driving the inner ring 2 to rotate, a grabbing structure matched with the auxiliary rotating structure and the rotating structure and used for clamping a workpiece, and cleaning plates 16 symmetrically distributed at the center of the surface of the inner ring 2 and used for cleaning the outer surface of the lifting frame body 1.

Through setting up a plywood 6, utilize the regulation hydraulic stem 10 to come to adjust the position of butt joint frame 13, thereby adjust for 1 pivoted position of lifting frame body to internal ring 2, the adjustability of device has been promoted, simultaneously can also make a plywood 6 open and close through the change of internal ring 2 position, open when can need snatching broken material and open a board 6 that closes, close after snatching the completion, make the device can snatch work to broken pile head or some blocks fast, the convenience that the device used has been promoted, compare and transport the block in current lifting hook cooperation steel cable, the device is safer when using, the defect that drops easily when having solved current some overhead hoist handling heavy objects, the advantage that has the practicality stronger.

The auxiliary rotating structure comprises a rotating block 3 fixed on the outer side of the inner ring 2 and a rotating groove 4 arranged inside the lifting frame body 1 and used for being in running fit with the rotating block 3, and balls 5 convenient to run fit are movably arranged at the bottom and the side faces of the rotating block 3.

Opening and closing through opening plywood 6 and come to transport the article, when carrying out snatching of article, can not increase holistic occupation volume, solved some current grab buckets can increase whole occupy when snatching and carry out the defect that the object snatchs from the narrow region that leads to being difficult to adapt to in some constructions, the device occupation space is littleer, some narrow regions in the construction of more convenient snatching the pile head, the application scope of device has been promoted, and the in-process that uses can utilize scarf 14 to stabilize centre gripping work to the stone, the stability when the device uses has been promoted.

The rotating structure comprises a butt joint frame 13 fixedly connected to the front end of the hydraulic rod 10, an inner rod 12 arranged inside the butt joint frame 13, and a butt joint rod 11 fixedly connected to the side face of the inner rod 12, wherein the butt joint rod 11 is fixed on the rear side of the inner ring 2, and the inner ring 2 is rotatably matched with the lifting frame body 1 through the butt joint rod 11, the inner rod 12 and the butt joint frame 13.

Snatch structure including fixed including on 2 inner walls of ring a plurality of groups fixed axles 7, with correspond fixed axle 7 normal running fit's a plurality of groups open and close board 6, fixed connection be corresponding a plurality of groups connecting axle 8 of opening plywood 6 side, set up on the surface of lifting frame body 1 be used for with correspond connecting axle 8 sliding fit's a plurality of groups chute 9, set up in the outside that corresponds connecting axle 8 be used for with the external ring 15 of lifting frame body 1 sliding fit, open and close the centre gripping that board 6 was used for closed interior ring 2 realization broken pile head.

The inclined grooves 9 on the lifting frame body 1 correspond to the connecting shafts 8 one by one, so that the opening and closing plate 6 can be synchronously opened or closed, the using convenience of the device is improved, and the connecting shafts 8 move in the inclined grooves 9 by rotating the inner ring 2, so that the opening and closing plate 6 integrally rotates; the fixed external ring 15 that sets up in the outside of connecting axle 8, sliding fit between connecting axle 8 passes through external ring 15 and the lifting frame body 1 utilizes the slip between connecting axle 8 and the lifting frame body 1 to rotate opening and shutting board 6 to the opening in the middle of interior ring 2 is opened and is closed.

The edge of the opening and closing plate 6 is provided with a chamfer 14.

The chamfer 14 can ensure that the opening plywood 6 can more effectively extrude the stone when synchronously opening and closing, thereby collecting the stone.

The opening and closing plates 6 are distributed at equal angles on the inner ring 2, and inclined planes 14 on the device are used for ensuring opening and closing and simultaneously ensuring that stones are clamped, so that the clamping stability is ensured; the center of the ball 5 is located inside the rotating block 3, so that the ball 5 can rotate inside the rotating block 3 while being clamped with the rotating block 3, and the resistance when the inner ring 2 rotates is lower.

The cleaning plate 16 on the device can clean the surface of the cylinder body in the adjusting process, and the convenience of the device in use is improved.

In-process that opens and close adjusting opening plywood 6, can come to clear up lifting frame body 1 outer wall through clearance board 16 on every side, guarantee that the device can in time clear up the work to the outer wall when getting to put the stone, promoted the convenience when the device uses.

The front and back movement of the hydraulic rod 10 drives the inner rod 12 and the inner ring 2 to rotate, the frame structure of the butt-joint frame 13 is utilized to enable the inner rod 12 to be always positioned inside the butt-joint frame 13 when the inner rod 12 rotates, and the stability of the inner ring 2 when the inner ring rotates is guaranteed.

The using method comprises the following steps: as shown in fig. 2-3 and 5-6, when the hoisting frame for a crane with the edge protection function is used, in order to avoid potential safety hazard of hoisting a broken pile head by a hoisting rope, the device hoists the broken pile head through the cylindrical hoisting frame body 1, when the device is used, the hydraulic rod 10 at the bottom of the device is adjusted, the position of the butt-joint frame 13 is adjusted through the extension and contraction of the hydraulic rod 10, when the position of the butt-joint frame 13 moves, the inner wall of the butt-joint frame 13 pushes the inner rod 12 to move, so that the inner rod 12 drives the inner ring 2 to rotate on the hoisting frame body 1 through the butt-joint rod 11, when the inner ring 2 rotates, the rotating block 3 slides in the rotating groove 4, and the resistance of the rotating block 3 and the inner ring 2 can be reduced when the ball 5 rotates;

as shown in fig. 1-4, when the hydraulic rod 10 pushes the docking frame 13 to move and drive the inner ring 2 to rotate, because the inner ring 2 and the opening and closing plate 6 are provided with the fixed shaft 7 therebetween, the inner ring 2 can drive the opening plate 6 to rotate when moving, the lifting frame body 1 can rotate relative to the inner ring 2, so that the inner wall of the chute 9 supports against the outer wall of the connecting shaft 8, at this time, the opening plates 6 in the middle of the inner ring 2 are opened simultaneously, at this time, the opening in the middle of the inner ring 2 is in an open state, the broken pile head can be clamped by the lifting frame body 1 below the crane, because the side surface of the opening plate 6 is the oblique plane 14, the pile head can be lifted from the bottom of the broken pile head, thereby ensuring that the device can complete the lifting work and avoid occupying space, when the device is used, the crane needs to lift the lifting frame body 1 integrally by the lifting rope, the device can drive the rotation of the inner ring 2 to drive the lifting frame body 1 to rotate in the adjusting process The cleaning plate 16 moves on the surface of the lifting frame body 1, so that the outer wall of the lifting frame body 1 is cleaned, and timely cleaning work can be performed in the process of folding and unfolding the folding and unfolding plate 6.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are intended to fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hoist frame for hoist, includes hoist frame body (1), its characterized in that: still including installing interior ring (2) in hoisting frame body (1) inside, fix hydraulic stem (10) in hoisting frame body (1) bottom through the bolt, set up and cooperate the interior ring (2) pivoted supplementary rotating-structure of drive on hoisting frame body (1) and interior ring (2), cooperate the interior ring (2) pivoted rotating-structure of drive with hydraulic stem (10) and supplementary rotating-structure, cooperate the structure of snatching that is used for the centre gripping work piece with supplementary rotating-structure and rotating-structure, including ring (2) surface center department symmetric distribution be used for the clearance have hoisting frame body (1) surface clearance board (16).

2. A lifting frame for a crane according to claim 1, characterized in that: supplementary revolution mechanic including fixed turning block (3) in the outside of inner ring (2), set up in lifting frame body (1) inside be used for with turning block (3) normal running fit's runner (4), the equal movable mounting in bottom and the side of turning block (3) have be convenient for normal running fit's ball (5).

3. A lifting frame for a crane according to claim 1, characterized in that: the rotating structure comprises a butt joint frame (13) fixedly connected to the front end of a hydraulic rod (10), an inner rod (12) arranged inside the butt joint frame (13), and a butt joint rod (11) fixedly connected to the side face of the inner rod (12), wherein the butt joint rod (11) is fixed at the rear side of an inner ring (2), and the inner ring (2) is rotatably matched with the lifting frame body (1) through the butt joint rod (11), the inner rod (12) and the butt joint frame (13).

4. A lifting frame for a crane according to claim 1, characterized in that: snatch structure including fixed including a plurality of groups fixed axle (7) on ring (2) inner wall, with correspond fixed axle (7) normal running fit's a plurality of groups open close plywood (6), fixed connection is in a plurality of groups connecting axle (8) that correspond open plywood (6) side, offer on the surface of lifting frame body (1) be used for with correspond connecting axle (8) sliding fit's a plurality of groups chute (9), set up in the outside that corresponds connecting axle (8) be used for with lifting frame body (1) sliding fit's outer ring (15), open plywood (6) be used for closed interior ring (2) realize the centre gripping of broken pile head.

5. A lifting frame for a crane according to claim 4, characterized in that: the opening and closing plate (6) is distributed on the inner ring (2) at equal angles, and the edge of the opening and closing plate (6) is provided with a chamfer plane (14).

6. A lifting frame for a crane according to claim 4, characterized in that: the inclined grooves (9) on the lifting frame body (1) correspond to the connecting shafts (8) one by one.