CN-224226467-U - Lifting appliance for loading and unloading cast pipe at port

Abstract

A lifting appliance for loading and unloading cast pipes at ports belongs to the technical field of port lifting equipment and is used for loading and unloading cast pipes at ports. The lifting device comprises a box body and two lifting lugs, wherein the two sides of the upper end of the box body are respectively provided with a connecting lifting lug, the connecting lifting lugs are connected with lifting hooks of a crane in a matched manner, a connecting beam is a rectangular plate frame, one end of the connecting beam is fixedly connected to the lower end of the box body, a hanging rod is welded on the upper surface of the other end of the connecting beam, the length direction of the hanging rod is perpendicular to the length direction of the connecting beam, lifting lug rings are respectively arranged at two ends of the hanging rod, the two lifting lug rings are respectively in rotary fit with two ends of the hanging rod, the two lifting lug rings are respectively connected with cast pipe lifting hooks through chains and shackles, and the two cast pipe lifting hooks are hung at two ends of a cast pipe. The utility model has simple structure and convenient use, can realize unmanned operation of unhooking when loading and unloading cast pipes, reduces operators, reduces potential safety hazards and improves loading and unloading operation efficiency.

Inventors

• WANG XINWANG
• XI XIAOBO
• NIU YUFEI
• ZHAO HUAI
• LIU CHENGHAI
• CUI BIN
• XU SONG
• YIN HANG
• LI SHANG
• DENG GUANHUA
• LI CUNSHAN

Assignees

• 唐山港集团股份有限公司

Dates

Publication Date

20260512

Application Date

20250519

Claims (5)

1. 1. A lifting appliance for loading and unloading cast pipes in ports is characterized by comprising a box body (1), connecting lifting lugs (2), connecting beams (3), lifting rods (4) and lifting lug rings (5), wherein the box body (1) is of a cuboid plate frame structure, the two sides of the upper end of the box body (1) are respectively provided with the connecting lifting lugs (2), the connecting lifting lugs (2) are connected with lifting hooks of a crane in a matched mode, the connecting beams (3) are of cuboid plate frames, one ends of the connecting beams (3) are fixedly connected to the lower ends of the box body (1), lifting rods (4) are welded to the upper surface of the other ends of the connecting beams (3), the length direction of the lifting rods (4) is perpendicular to the length direction of the connecting beams (3), the two ends of each lifting rod (4) are respectively provided with one lifting lug ring (5), and the two ends of each lifting lug ring (5) are respectively in rotary fit with the two ends of each lifting rod (4).
2. 2. The lifting appliance for loading and unloading cast pipes of ports according to claim 1, wherein two connecting lifting lugs (2) are respectively arranged on two sides of the upper end of the box body (1), the two connecting lifting lugs (2) are parallel, and the two connecting lifting lugs (2) on two sides of the box body (1) are respectively opposite.
3. 3. The lifting appliance for loading and unloading cast pipes at ports according to claim 1, wherein the connecting beam (3) consists of a top plate (6), a bottom plate (7) and a vertical plate (8), the top plate (6), the bottom plate (7) and the vertical plate (8) are rectangular plates respectively, the top plate (6) and the bottom plate (7) are parallel, the vertical plate (8) is vertically welded between the top plate (6) and the bottom plate (7) to form an I-shaped beam, and two sides of the front end of the connecting beam (3) are respectively provided with a supporting plate (9) which is vertically welded and connected with the lower surface of the suspender (4).
4. 4. The lifting appliance for loading and unloading cast pipes at ports according to claim 1, wherein the lifting rod (4) is a round rod, a group of positioning plates (10) are welded on the upper surfaces of the two ends of the lifting rod (4) respectively, the group of positioning plates (10) are composed of two semi-annular plate pieces, the two semi-annular plate pieces are placed in parallel, a gap is reserved between the two semi-annular plate pieces, the upper ends of the two lifting lug rings (5) are embedded in the gap between the two semi-annular plate pieces at the two ends of the lifting rod (4) respectively, and the two sides of the two lifting lug rings (5) are in sliding fit with the inner sides of the semi-annular plate pieces respectively.
5. 5. The lifting appliance for loading and unloading cast pipes at ports according to claim 1, wherein the lifting lug ring (5) consists of a circular ring (11) and a lifting plate (12), the diameter of an inner hole of the circular ring (11) is matched with that of the lifting rod (4), the circular ring (11) is sleeved on the lifting rod (4), the circular ring (11) is in running fit with the lifting rod (4), the lifting plate (12) is welded at the lower part of the circular ring (11), the plate surface of the lifting plate (12) is parallel to the length direction of the lifting rod (4), and a round hole (13) is formed in the center of the plate surface of the lifting plate (12).

Description

Lifting appliance for loading and unloading cast pipe at port Technical Field The utility model relates to a lifting appliance for loading and unloading cast pipes at a port, and belongs to the technical field of port lifting equipment. Technical Field In the port loading and unloading of cargoes, a large amount of cast tube cargoes are arranged, the weight of each cast tube cargoes is several tons, the length is generally more than 6 meters, the coating is easy to damage or the tube body is easy to deform due to friction and collision in the loading and unloading process, the requirements of customers on the transportation quality are extremely high, the mixed loading of chemicals and dangerous goods are avoided, and the loading space in the cabin is reserved for 6.8-7 meters per section so as to adapt to the gap requirements of the tube ends. In traditional loading and unloading operation, cast tube goods are loaded and unloaded for the collection of crane cooperation workman couple, because cast tube self bore is big, light in weight, collect port roof layer goods height distance ground generally is about 4.5 meters, and the influence of plus winter frost, workman's unloading process degree of difficulty is big, inefficiency, has the potential safety hazard, extremely easily causes production stagnation. Disclosure of utility model The technical problem to be solved by the utility model is to provide the lifting appliance for loading and unloading cast pipes in ports, which can realize unmanned unhooking operation during loading and unloading cast pipes, reduce operators, reduce potential safety hazards and improve loading and unloading operation efficiency. The technical scheme for solving the technical problems is as follows: The utility model provides a hoist of harbour loading and unloading cast tube, it includes the box, connect the lug, the tie-beam, the jib, the lug ring, the box is cuboid board frame structure, the upper end both sides of box have respectively and connect the lug, connect the lug and be connected with the lifting hook cooperation of hoist, the tie-beam is rectangular board frame, the one end fixed connection of tie-beam is in the lower extreme of box, the other end upper surface welding jib of tie-beam, the length direction of jib is perpendicular with the length direction of tie-beam, the lug ring is installed respectively at the both ends of jib, two lug rings are normal running fit respectively with the jib both ends, two lug rings are connected with cast tube lifting hook through the chain respectively, two cast tube lifting hook hoist dress are at the both ends of cast tube. Above-mentioned hoist of harbour loading and unloading cast tube, box upper end both sides have two respectively and connect the lug, two connect the lug parallel, two connection lugs of box both sides are relative respectively. The lifting appliance for loading and unloading cast pipes in the port is characterized in that the connecting beam consists of a top plate, a bottom plate and a vertical plate, the top plate, the bottom plate and the vertical plate are rectangular plates respectively, the top plate and the bottom plate are parallel, the vertical plate is perpendicularly welded between the top plate and the bottom plate to form an I-shaped beam, and the two sides of the front end of the connecting beam are respectively provided with a supporting plate and the lower surface of the suspender to be welded and connected. Above-mentioned hoist of harbour loading and unloading cast tube, the jib be the round bar, a set of locating plate of both ends upper surface welding of jib respectively, a set of locating plate comprises two semi-ring shaped plate pieces, two semi-ring shaped plate pieces parallel arrangement, has the clearance between two semi-ring shaped plate pieces, the upper end of two lifting lug rings is inlayed respectively in the clearance between two semi-ring shaped plate pieces at jib both ends, two lug ring both sides are sliding fit with semi-ring shaped plate piece inboard respectively. Above-mentioned hoist of harbour loading and unloading cast tube, the lifting lug ring constitute by ring and hanger plate, the hole diameter of ring and the diameter phase-match of lifter, the ring suit is on the jib, ring and jib are normal running fit, the lower part welding hanger plate of ring, the face of hanger plate is parallel with the length direction of lifter, the face center of hanger plate has the round hole, the round hole is connected with cast tube lifting hook. The beneficial effects of the utility model are as follows: The box body is of a structure formed by welding four steel plates, the safety is high, two connecting lifting lugs are arranged at the upper ends of two side plates of the box body and are connected with a crane, connection stability is guaranteed, a connecting beam is of an I-shaped structure formed by welding steel plates, reinforcing strength of a welded rib plate