CN107840240B - Hanging beam - Google Patents

Hanging beam Download PDF

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Publication number
CN107840240B
CN107840240B CN201610828399.1A CN201610828399A CN107840240B CN 107840240 B CN107840240 B CN 107840240B CN 201610828399 A CN201610828399 A CN 201610828399A CN 107840240 B CN107840240 B CN 107840240B
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CN
China
Prior art keywords
lifting
hanging
ring
main beam
connecting plate
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CN201610828399.1A
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Chinese (zh)
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CN107840240A (en
Inventor
于正卿
宁金星
赵丽丽
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China International Marine Containers Group Co Ltd
Yantai CIMC Raffles Offshore Co Ltd
Haiyang CIMC Raffles Offshore Co Ltd
Original Assignee
China International Marine Containers Group Co Ltd
Yantai CIMC Raffles Offshore Co Ltd
Haiyang CIMC Raffles Offshore Co Ltd
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Application filed by China International Marine Containers Group Co Ltd, Yantai CIMC Raffles Offshore Co Ltd, Haiyang CIMC Raffles Offshore Co Ltd filed Critical China International Marine Containers Group Co Ltd
Priority to CN201610828399.1A priority Critical patent/CN107840240B/en
Publication of CN107840240A publication Critical patent/CN107840240A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks

Abstract

The invention provides a hanging beam which is fastened above goods for hanging the goods, and comprises a main beam which is of a long strip structure and is transversely arranged, wherein the main beam is provided with a central axis along the length direction; a plurality of groups of lifting rings are symmetrically arranged at two ends of the main beam in the length direction, and each group of lifting rings comprises an upper lifting ring and a lower lifting ring; the upper lifting ring and the lower lifting ring are respectively arranged above and below the central axis, and the lower lifting ring is positioned outside the upper lifting ring; the upper lifting ring is used for being connected with a lifting hook above the main beam, and the lower lifting ring is used for being connected with goods to be lifted. According to the upper and lower lifting ring distribution structure of the lifting beam, when the included angle of the rigging of the upper lifting ring reaches a preset angle, the effect that a main beam is not influenced or bending moment is reduced can be achieved, so that the lifting requirement of large-size sections or modules is met, the practicability and universality are strong, the popularization is easy, and the operation is simple and convenient.

Description

Hanging beam
Technical Field
The invention relates to the technical field of hoisting machinery, in particular to a hoisting beam for hoisting an industrial device module.
Background
Along with the construction of large-scale marine engineering equipment, the division of large-size segmentation is more and more, and the construction mode is more and more inclined to the modularization and is built, and is more and more big to seeking of novel tooling equipment, and the required tooling equipment of conventional construction hardly satisfies the demand of the development of day marine engineering, especially conventional hanging beam frock more hardly satisfies the demand.
The main beam body of the conventional hoisting beam is generally a beam in the form of a circular steel tube, a channel steel and an I-shaped steel, the number of hoisting rings is limited, and the hoisting rings are symmetrically distributed. The main beam body in the form of a circular steel tube, a channel steel and an I-shaped steel has the defects of large weight, small section inertia moment, poor stability of a pressure bar and small lifting tonnage; the upper and lower rings are symmetrically distributed, and the defects that the single-hook hoisting generates huge bending moment, the pressure on the hoisting beam structure is large, and the beam body is damaged.
When the hoisting device is used for hoisting, the fixed pulley is usually used for realizing the requirement of wide branch of a hoisting point, and a long rope is needed to penetrate through the pulley shaft to be connected to a hoisting object. The long rope rotates on the shaft to cause abrasion to a conventional pulley body, and the long rope rotates and cannot be fixed, so that the requirement on the judgment of the gravity center of a lifted object is extremely high, the potential safety hazard of eccentric deflection of lifting exists, and the lifted object is very easy to suddenly turn over; or the length of the long rope is required to be longer in order to ensure a reasonable hoisting included angle between the hoisting point and the long rope due to the span of the hoisting point. Therefore, strict requirements are imposed on the material, diameter and length of the long rope, such as: a steel wire rope is adopted. In addition, the requirement of the minimum bending radius of the wire rope directly affects the diameter of the pulley. If in order to protect the pulley body not by wearing and tearing and reduce the restraint of pulley diameter, and adopt the mode of changing the rope material and change and use the rope that minimum bend radius required little, like the nylon rope, then can cause lifting capacity greatly reduced. Therefore, in order to meet the requirement of wide branch of the hanging point, the invention also needs to invent an accessory which can be matched with the main beam part of the hanging beam.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a hanging beam to solve the problem of poor stability of a hanging beam body caused by a large bending moment generated during hanging in the prior art.
Aiming at the technical problem, the invention provides a hanging beam which is fastened above goods for hanging the goods and comprises a main beam which is in a long strip structure and is transversely arranged, wherein the main beam is provided with a central axis along the length direction; a plurality of groups of lifting rings are symmetrically arranged at two ends of the main beam in the length direction, and each group of lifting rings comprises an upper lifting ring and a lower lifting ring; the upper lifting ring and the lower lifting ring are respectively arranged above and below the central axis, and the lower lifting ring is positioned outside the upper lifting ring; the upper lifting ring is used for being connected with a lifting hook above the main beam, and the lower lifting ring is used for being connected with goods to be lifted.
In a preferable scheme, a connecting line between the central point of the upper hanging ring and the vertical point of the central axis of the central point of the lower hanging ring forms an included angle of 60 degrees with the central axis.
In a preferred aspect, the main beam includes: a main beam body and a connecting plate; the main beam body is of a rectangular box type structure and is formed by combining a plurality of plate sheets; the connecting plate vertically penetrates through the main beam body, and protrudes out of the upper surface and the lower surface of the main beam body; the upper hanging ring and the lower hanging ring are arranged on the upper edge and the lower edge of the connecting plate.
In a preferable scheme, a hinge hole is formed in the connecting plate, and a cheek plate is welded to the edge of an opening of the hinge hole; each hinge hole and its corresponding cheek plate constitute the upper or lower eye.
In a preferable scheme, the lower lifting ring is detachably connected with a shackle or a derivative connecting plate structure; three communicating holes distributed in an equilateral triangle shape are arranged on the derivative connecting plate structure; any one of the communication holes can be connected with the lower hanging ring, and the other two communication holes are the expansion hanging rings of the lower hanging ring.
In a preferred scheme, the shackle or the derivative connecting plate structure is detachably connected with the lower hanging ring through a pin shaft.
In a preferable scheme, the device further comprises a lifting lug matched with the derivative connecting plate structure; the upper end of the lifting lug is connected with the derived connecting plate structure, and the lower end of the lifting lug is connected with the lifted goods.
In a preferred aspect, the lifting lug comprises: the lifting lug body and the connecting part are connected with each other; the lifting lug body is plate-shaped, two connecting holes are formed in the lifting lug body, and the two connecting holes can be matched and connected with the two communicating holes of the derivative connecting plate structure; the connecting part is a connecting flange and is used for being connected with the hoisted goods.
In a preferable scheme, the lifting lug further comprises reinforcing plates, the reinforcing plates are vertically arranged on two surfaces of the lifting lug body, and the reinforcing plates are connected with the upper end surfaces of the connecting parts.
Compared with the prior art, the invention has the following beneficial effects: according to the hanging beam, the hanging rings are arranged at two ends of the length of the main beam, each hanging ring is distributed in an equal-offset staggered mode, namely the lower hanging ring in each hanging ring is positioned on the outer side of the upper hanging ring, and when the included angle of the rigging of the upper hanging ring reaches a preset angle, the hanging rings of the structure realize that the main beam is free from or reduces the bending moment, so that the hanging beam is suitable for the hanging requirement of large-size sections or modules. Compared with the existing hanging beam structure, the hanging beam has strong practicability and universality, is easy to popularize and is simple and convenient to operate.
Drawings
Fig. 1 is a schematic front view of the suspension beam of the present embodiment.
Fig. 2 is a schematic top view of the suspension beam of the present embodiment.
Fig. 3 is a schematic view of the cross-sectional structure a-a in fig. 1.
Fig. 4 is a schematic structural diagram of the positions of the upper hanging ring and the lower hanging ring in the embodiment.
Fig. 5 is a schematic structural view of the derived connecting plate structure of the present embodiment in cooperation with the pin.
Fig. 6 is a schematic view of the cross-sectional structure B-B in fig. 5.
Fig. 7 is a schematic side view of the derived connecting plate structure of the present embodiment engaged with the pin.
Fig. 8 is a schematic view of the cross-sectional structure C-C of fig. 7.
Fig. 9 is a structural schematic diagram of the hanging beam in the use state of the embodiment.
Fig. 10 is a partially enlarged view of a portion D in fig. 9.
Fig. 11 is a schematic view of an alternative extended use configuration of the structure of fig. 10.
Fig. 12 is a schematic view showing the structure of fig. 10 in which shackles are substituted for the derivative link plate structure.
Fig. 13 is a schematic structural view of the lifting lug of the embodiment.
Fig. 14 is a schematic side view of the lifting lug of the present embodiment.
The reference numerals are explained below: 100. a hanging beam; 10. a main beam; m, a central axis; n, a symmetry axis; 11. a main beam body; 12. a connecting plate; 121. reaming; 122. a cheek plate; 21. an upper hanging ring; 22. a lower lifting ring; b. a center point; c. a center point; d. a vertical point; l, connecting the lines; G. load weight; F. tension force; 30. shackle dismounting; 40. derivative connecting plate structure; 41. a main board; 42. a toggle plate; 43. a communicating hole; 44. a sub-board; 45. carrying the lifting lug; 50. a pin shaft; 60. lifting the lifting lug; 61. hoisting the lifting lug body; 611. connecting holes; 62. a connecting portion; 63. a reinforcing plate; 200. and (4) a lifting hook.
Detailed Description
Exemplary embodiments that embody features and advantages of the invention are described in detail below in the specification. It is to be understood that the invention is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the invention and the description and drawings are to be regarded as illustrative in nature and not as restrictive.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 14, the hanging beam 100 of the present embodiment is fastened above the cargo for lifting the cargo, and is used for single-hook or multi-hook lifting of all types of cranes. The hanging beam 100 comprises a main beam 10 which is of a long strip structure and is transversely arranged; the girder 10 has a central axis M in the length direction and a central axis N in the width direction, the central axis M and the central axis N being perpendicular to each other.
Referring to fig. 1 to 3, the main beam 10 of the present embodiment includes: girder body 11 and connecting plate 12.
Girder body 11 is rectangle box structure, is formed by the combination of polylith slab, greatly increased cross-section moment of inertia, improved girder body 11 stability when pressurized, and the structure is light and handy.
The connecting plate 12 vertically penetrates through the main beam body 11, and the connecting plate 12 protrudes out of the upper surface and the lower surface of the main beam body 11.
A plurality of groups of hanging rings are symmetrically arranged at two ends of the main beam 10 in the length direction, and the hanging rings at the two ends of the main beam 10 are symmetrically arranged by taking the central axis N as a symmetry axis. Each set of lifting rings comprises an upper lifting ring 21 and a lower lifting ring 22, the upper lifting ring 21 is used for being connected with a lifting hook 200 above the main beam 10, and the lower lifting ring 22 is used for being connected with goods to be lifted. In this embodiment, the upper hanging ring 21 and the lower hanging ring 22 are disposed on the upper edge and the lower edge of the connecting plate 12, and the lower hanging ring 22 is disposed outside the upper hanging ring 21.
In practical use, the upper hanging ring 21 and the lower hanging ring 22 are not limited to be disposed on the upper edge and the lower edge of the connecting plate 12, and they may be disposed above and below the central axis M, respectively.
Referring to fig. 4, preferably, the upper hanging ring 21 and the lower hanging ring 22 of each group of hanging rings are distributed in a staggered offset manner; the vertical point of the central point c of the lower hanging ring 22 on the central axis M is a point d, the connecting line between the central point b and the vertical point d of the upper hanging ring 21 is L, and the connecting line L forms an included angle of 60 degrees with the central axis M; the lower hanging ring 22 has a downward load gravity G, the upper hanging ring 21 has a pulling force F from the rigging of the hanging hook 200, and when the direction of the pulling force F coincides with the connecting line L, the hoisting bending moment is completely eliminated.
When the single-hook hoisting is carried out, the bending moment generated by the upper hoisting ring 21 to the main beam 10 is greatly reduced due to the offset distance of the upper hoisting ring 21 and the lower hoisting ring 22; even when the included angle of the rigging of the upper hoisting ring 21 reaches a preset angle, the hoisting bending moment can be thoroughly eliminated, the hoisting without bending moment is realized, and the service performance of the hoisting beam 100 is greatly improved.
In practical use, the included angle of each group of the hanging rings may not be fixed at 60 degrees, or may gradually change from two ends of the main beam 10 to the middle, so as to achieve the purpose of offsetting the bending moment of the main beam 10.
Referring to fig. 1 and 3 again, further, a hinge hole 121 is provided on the connecting plate 12, and a cheek plate 122 is welded to an opening edge of the hinge hole 121; each hinge hole 121 and its corresponding cheek plate 122 constitute either the upper eye 21 or the lower eye 22.
Preferably, the cheeks 122 are annular, which are applied to the surface of the connecting plate 12; four cheeks 122 are correspondingly welded to each hinge hole 121, and each two cheeks 122 are welded to two faces of the connecting plate 12 in a group; the connecting plate 12 and the cheek plate 122 together carry the forces of the lifting operation.
The lower hoist ring 22 has a shackle 30 or derivative link structure 40 removably attached thereto.
The shackle 30 is detachably connected to the lower sling 22 by a pin 50, and the shackle 30 is directly connected to the goods to be hoisted by a rope.
Referring to fig. 5 to 8, the derived tie plate structure 40 includes: two main plates 41 and a toggle plate 42 connected between the two main plates 41. Each main board 41 is substantially in the shape of an equilateral triangle, and the two main boards 41 are correspondingly arranged. The derived connecting plate structure 40 is provided with three communicating holes 43 distributed in an equilateral triangle, and the three communicating holes 43 are respectively arranged at three angular positions of the main plate 41. Sub-plates 44 with holes are fixedly arranged on the two surfaces of the main plate 41 and corresponding to the positions of the communication holes 43, and the holes of the sub-plates 44 are concentric with the communication holes 43 and have the same hole diameter. Further, the front and back of the derivative link plate structure 40 are provided with carrying lugs 45 for convenient carrying.
With continued reference to fig. 9 to 12, any one of the three communication holes 43 may be connected to the lower suspension ring 22 by a pin 50; the other two communication holes 43 are the extended lifting rings of the lower lifting ring 22, so that the lower lifting ring 22 is derived into a form of being divided into two parts, the lower lifting ring can be directly connected with the goods to be lifted through ropes, and can also be connected with other derived connecting plate structures 40, and so on, the number of the connected derived connecting plate structures 40 can be multiple, the diversification of the connection form of the lower lifting ring 22 is realized, the applicability of the lifting beam 100 is greatly expanded, and the requirements of the lifting operation of the lifting beam 100 on different lifting point arrangements and different spans are met to a greater extent.
Referring to fig. 13 to 14, further, the hanging beam 100 of the present embodiment further includes a lifting lug 60, and the lifting lug 60 is used in cooperation with the derived connecting plate structure 40. When in use, the upper end of the lifting lug 60 is connected with the derived connecting plate structure 40, and the lower end thereof is connected with the lifted goods.
The lifting lug 60 of the present embodiment includes: the lifting lug body 61, the connecting part 62 and the reinforcing plate 63 are connected with each other.
The lifting lug body 61 is plate-shaped, and two connecting holes 611 are formed in the lifting lug body, and the two connecting holes 611 can be connected with the two communicating holes 43 of the derivative connecting plate structure 40 in a matching manner.
In practical use, the lifting lug body 61 can be a plate or a plurality of plates can be stacked.
The attachment portion 62 is a connection flange for connection to the load being handled.
The reinforcing plate 63 is vertically disposed on two surfaces of the lifting lug body 61, and the reinforcing plate 63 is connected to the upper end surface of the connecting portion 62.
When the lifting lug 60 is matched with the derivative connecting plate structure 40, the lifting lug body 61 is placed between the two main plates 41 of the derivative connecting plate structure 40, the two connecting holes 611 of the lifting lug 60 correspond to the two communicating holes 43 at the lower part of the derivative connecting plate structure 40, and then the pin shaft 50 is inserted into the two communicating holes 43, so that the lifting lug 60 is fixedly connected with the derivative connecting plate structure 40.
When the hanging beam is hoisted, under the condition that the height of the crane is not limited, the hanging beam can be hoisted by adopting the matching of the steel wire rope and the derivative connecting plate structure 40; namely, the rope of the steel wire rope is buckled and hung on the pin shaft 50 in the communicating hole 43 of the derivative connecting plate structure 40, so that the function of independent wide dividing and hanging points is realized, and the abrasion problem caused by the rotation of the steel wire rope on the shaft of the pin shaft 50 is avoided. Under the condition that the height of the crane is limited, the crane lifting lugs 60 can be adopted to be matched with the derivative connecting plate structure 40 for lifting; namely, the lifting lugs 60 are directly connected with the lifted goods, so that the lifting height of the lifted goods can be further improved, the height limitation of the crane is reduced, and the universality of the lifting beam is improved.
According to the hanging beam, the hanging rings are arranged at two ends of the length of the main beam, each hanging ring is distributed in an equal-offset staggered mode, namely the lower hanging ring in each hanging ring is positioned on the outer side of the upper hanging ring, and when the included angle of the rigging of the upper hanging ring reaches a preset angle, the hanging rings of the structure realize that the main beam is free from or reduces the bending moment, so that the hanging beam is suitable for the hanging requirement of large-size sections or modules. Compared with the existing hanging beam structure, the hanging beam has strong practicability and universality, is easy to popularize and is simple and convenient to operate.
While the present invention has been described with reference to the above exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (8)

1. A hanging beam is fastened above goods for hanging the goods, and is characterized in that the hanging beam is used for single-hook or multi-hook hoisting and comprises a main beam which is of a long strip structure and is transversely arranged, and the main beam is provided with a central axis along the length direction; a plurality of groups of lifting rings are symmetrically arranged at two ends of the main beam in the length direction, and each group of lifting rings comprises an upper lifting ring and a lower lifting ring;
the upper hanging rings and the lower hanging rings are positioned on the same plane and are respectively arranged above and below the central axis, and the lower hanging rings of each group are positioned on the outer sides of the upper hanging rings of the same group in the length direction of the main beam; the upper lifting ring is used for being connected with a lifting hook above the main beam, and the lower lifting ring is used for being connected with goods to be lifted;
and a connecting line between the central point of the upper hanging ring and the vertical point of the central axis of the central point of the lower hanging ring forms an included angle of 60 degrees with the central axis.
2. The suspension beam of claim 1, wherein the main beam includes: a main beam body and a connecting plate;
the main beam body is of a rectangular box type structure and is formed by combining a plurality of plate sheets;
the connecting plate vertically penetrates through the main beam body, and protrudes out of the upper surface and the lower surface of the main beam body; the upper hanging ring and the lower hanging ring are arranged on the upper edge and the lower edge of the connecting plate.
3. The suspension beam defined in claim 2, wherein said connecting plate is provided with a hinge hole, and a cheek plate is welded to an opening edge of said hinge hole; each hinge hole and its corresponding cheek plate constitute the upper or lower eye.
4. The suspension beam defined in claim 1 wherein the lower hoist ring has a shackle or derivative link plate structure removably attached thereto;
three communicating holes distributed in an equilateral triangle shape are arranged on the derivative connecting plate structure; any one of the communication holes can be connected with the lower hanging ring, and the other two communication holes are the expansion hanging rings of the lower hanging ring.
5. The suspension beam defined in claim 4 wherein the shackle or derivative link plate structure is removably connected to the lower hoist ring by a pin.
6. The suspension beam defined in claim 4, further including a lifting lug for use with said derived tie plate structure; the upper end of the lifting lug is connected with the derived connecting plate structure, and the lower end of the lifting lug is connected with the lifted goods.
7. The suspension beam defined in claim 6 wherein said lifting lugs comprise: the lifting lug body and the connecting part are connected with each other;
the lifting lug body is plate-shaped, two connecting holes are formed in the lifting lug body, and the two connecting holes can be matched and connected with the two communicating holes of the derivative connecting plate structure;
the connecting part is a connecting flange and is used for being connected with the hoisted goods.
8. The hanging beam of claim 7, further comprising reinforcing plates vertically disposed on both faces of the lifting lug body, and connected to the upper end face of the connecting portion.
CN201610828399.1A 2016-09-18 2016-09-18 Hanging beam Active CN107840240B (en)

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CN107840240B true CN107840240B (en) 2020-06-16

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Publication number Priority date Publication date Assignee Title
CN113321110B (en) * 2021-06-03 2023-01-24 上海振华重工(集团)股份有限公司 Detachable hanging beam device and method for lifting type shore bridge doorframe

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CN202953704U (en) * 2012-11-30 2013-05-29 金海重工股份有限公司 Cross beam for single-hook lifting steel plate
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CN104803293A (en) * 2014-12-31 2015-07-29 烟台中集来福士海洋工程有限公司 Hanging beam of bridge crane
CN204689351U (en) * 2015-06-13 2015-10-07 蓬莱大金海洋重工有限公司 A kind of H profile steel structural elements suspender
CN105129597A (en) * 2015-08-03 2015-12-09 中交第三航务工程局有限公司 Lifting beam special for floating container bulwark
CN204917648U (en) * 2015-09-09 2015-12-30 青岛东林机械科技有限公司 Turbine rotor lifts by crane instrument

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CN202201618U (en) * 2011-08-23 2012-04-25 中国核工业第五建设有限公司 Multi-level hoisting beam hoisting tool
CN103693547B (en) * 2013-12-16 2016-08-17 上海市机械施工集团有限公司 The hanging method of special-shaped component
CN206088755U (en) * 2016-09-18 2017-04-12 烟台中集来福士海洋工程有限公司 Girder

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Publication number Priority date Publication date Assignee Title
CN202346570U (en) * 2011-09-30 2012-07-25 中国华冶科工集团有限公司 Hoisting tool for tower crane
CN202953704U (en) * 2012-11-30 2013-05-29 金海重工股份有限公司 Cross beam for single-hook lifting steel plate
CN204324700U (en) * 2014-12-04 2015-05-13 甘肃建投钢结构有限公司 H type section steel structural elements suspender
CN104803293A (en) * 2014-12-31 2015-07-29 烟台中集来福士海洋工程有限公司 Hanging beam of bridge crane
CN204689351U (en) * 2015-06-13 2015-10-07 蓬莱大金海洋重工有限公司 A kind of H profile steel structural elements suspender
CN105129597A (en) * 2015-08-03 2015-12-09 中交第三航务工程局有限公司 Lifting beam special for floating container bulwark
CN204917648U (en) * 2015-09-09 2015-12-30 青岛东林机械科技有限公司 Turbine rotor lifts by crane instrument

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