CN108726359B - Crane turnover process - Google Patents
Crane turnover process Download PDFInfo
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- CN108726359B CN108726359B CN201810563648.8A CN201810563648A CN108726359B CN 108726359 B CN108726359 B CN 108726359B CN 201810563648 A CN201810563648 A CN 201810563648A CN 108726359 B CN108726359 B CN 108726359B
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- main hook
- single pile
- hook
- pulley
- lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-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
- B66C1/10—Load-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
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/60—Derricks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
Abstract
The invention discloses a crane turning process, which comprises a longitudinal turning process and a transverse turning process, wherein a main hook group and an auxiliary hook are arranged on a crane, the main hook group comprises a first main hook and a second main hook, one end of the first main hook is fixedly connected to a shackle at one end of a hanging beam, one end of the second main hook is fixed to a shackle at the other end of the hanging beam, shackles at two ends of the hanging beam are connected with lifting lugs at two sides of a single pile, and the auxiliary hook is connected with a hook of the single pile, so that the longitudinal turning process of the single pile is realized; the first main hook is fixedly connected with the shackles at two ends of the hanging beam, the shackles at two ends of the hanging beam are respectively connected with the lifting lugs at two sides of the single pile, and the second main hook is connected with the hook of the single pile, so that the single pile transverse turning process is realized. The invention optimizes the construction process by turning over, has less input machinery and reduces the cost and the labor.
Description
Technical Field
The invention relates to the field of ocean engineering construction, in particular to a crane turning-over process.
Background
At present, slide rail type turnover is adopted in China, the construction process is complex, and the investment of machinery is more, such as mechanical equipment like rails, the cost is higher, and the labor investment is larger.
Disclosure of Invention
In order to solve the technical problem, the invention provides a crane turning process.
The technical scheme of the invention is as follows: a crane turning-over process comprises a longitudinal turning-over process and a transverse turning-over process, wherein a main hook group and an auxiliary hook are arranged on a crane, the main hook group comprises a first main hook and a second main hook, one end of the first main hook is fixedly connected to a shackle at one end of a hanging beam, one end of the second main hook is fixed to a shackle at the other end of the hanging beam, shackles at two ends of the hanging beam are connected with lifting lugs at two sides of a single pile, and the auxiliary hook is connected with turning-over lifting lugs of the single pile, so that the longitudinal turning-over process of the single pile is realized; the first main hook is fixedly connected with the shackles at two ends of the hanging beam, the shackles at two ends of the hanging beam are respectively connected with the lifting lugs at two sides of the single pile, and the second main hook is connected with the turnover lifting lugs of the single pile, so that the single pile transversely-turning process is realized.
Furthermore, the head of the single pile is provided with two lifting lugs, the two lifting lugs are symmetrically arranged on the outer wall of the single pile about the axis of the single pile, the turning-over lifting lug is arranged at the tail of the single pile, and the turning-over lifting lug and the two lifting lugs are positioned on different side end faces of the single pile.
Further, the longitudinally turning process comprises the following implementation steps:
(1) when the arm support is vertically arranged, the axis of a single pile is parallel to the arm support, one end of a first steel wire rope connected with a first main hook is fixedly connected to a shackle at one end of a hanging beam, one end of a second steel wire rope connected with a second main hook is fixedly connected to a shackle at the other end of the hanging beam, shackles at two ends of the hanging beam are respectively connected with two lifting lugs, and a third steel wire rope connected with an auxiliary hook is connected with a turning lifting lug;
(2) and slowly lifting the first main hook, the second main hook and the auxiliary hook, slowly lifting the first main hook and the second main hook after the single pile is lifted to a certain height, and slowly descending the auxiliary hook until the single pile is completely erected.
Further, the implementation step of the transverse overturning process comprises the following steps:
(1) firstly, when the arm support is vertically arranged, the axis of a single pile is vertical to the arm support, a first main hook is fixedly connected with two end shackles of a hanging beam through a first steel wire rope, the two end shackles of the hanging beam are respectively connected with lifting lugs at two sides of the single pile, and a second main hook is connected with a turning-over lifting lug through a second steel wire rope;
(2) and slowly lifting the first main hook and the second main hook, slowly lifting the first main hook after the single pile is lifted to a certain height, and slowly descending the second main hook until the single pile is completely erected.
Furthermore, the first main hook is connected with the first movable pulley, the first movable pulley is connected with the first fixed pulley, the second main hook is connected with the second movable pulley, the second movable pulley is connected with the second fixed pulley, the first movable pulley is connected with the first swing pulley block through a steel wire rope, and the second movable pulley is connected with the second swing pulley block through a steel wire rope.
Furthermore, an arm frame redirection pulley block is arranged on the arm frame and comprises two first arm frame redirection pulleys and two second arm frame redirection pulleys, a herringbone frame redirection pulley block is arranged on the herringbone frame and comprises two first herringbone frame redirection pulleys and two second herringbone frame redirection pulleys, a first main hook is sequentially wound on a first movable pulley through a steel wire rope, the first arm frame redirection pulley and the first herringbone frame redirection pulley and is connected with a first winch, a second main hook is sequentially wound on a second movable pulley through the steel wire rope, the first arm frame redirection pulley and the first herringbone frame redirection pulley and is connected with a second winch, and the first winch and the second winch respectively drive the first main hook and the second main hook to move up and down; the auxiliary hook is sequentially wound on a second arm frame direction-changing pulley and a second propeller strut direction-changing pulley through a steel wire rope and is connected with a third winch, and the third winch drives the auxiliary hook to move up and down.
Furthermore, force sensors are arranged on the first swinging pulley block, the second swinging pulley block, the arm support direction changing pulley block and the propeller strut direction changing pulley block.
Further, the maximum swing angle of the first main hook and the second main hook is 20 degrees.
Further, the lifting capacity of the first main hook is 1300t, the lifting capacity of the second main hook is 800t, and the lifting capacity of the auxiliary hook is 800 t.
The invention has the beneficial effects that: the invention uses the crane to realize the longitudinal turning process and the transverse turning process, can well optimize the construction process by the air turning mode, has less investment in machinery and reduces the cost and the manpower.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic structural view of a main hook group.
Fig. 2 is a schematic structural view of the crane.
Fig. 3 is a schematic view of a first main hook wire rope wrap.
Fig. 4 is a schematic view of a second main hook wire rope wrap.
Fig. 5 is a schematic structural view of a mono pile.
Fig. 6 is a schematic diagram of the initial position of the longitudinal-turning process single pile.
Fig. 7 is a schematic view of the connection structure of the crane and the mono pile.
Fig. 8 is a process schematic of a mono-pile of the upending process.
Fig. 9 is a schematic view of the final position of the mono-pile of the upending process.
Fig. 10 is a schematic view of the connection structure of the mono-pile in the cross-turning process.
Fig. 11 is an elevation view of a connection structure of a mono pile in a cross-over process.
Fig. 12 is a process schematic of a mono-pile of the cross-over process.
Fig. 13 is a schematic view of the final position of the mono-pile of the cross-over process.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings, and the present embodiment is not to be construed as limiting the invention.
A crane turning process comprises a longitudinal turning process and a transverse turning process, and comprises a first main hook 1, a second main hook 2, an auxiliary hook 3, a first movable pulley 4, a first fixed pulley 5, a second movable pulley 6, a second fixed pulley 7, a first swinging pulley block 8, a second swinging pulley block 9, an arm support 10, a first arm support redirection pulley 11, a second arm support redirection pulley 12, an A-shaped frame 13, a first I-shaped frame redirection pulley 14, a second A-shaped frame redirection pulley 15, a first winch 16, a second winch 17, a third winch 18, a single pile 19, a lifting lug 20, a turning lifting lug 21, a first steel wire rope 22, a lifting beam 23, a second steel wire rope 24 and a third steel wire rope 25.
As shown in fig. 1-4, a main hook group and an auxiliary hook 3 are arranged on the crane, the main hook group includes a first main hook 1 and a second main hook 2, the first main hook 1, the second main hook 2 and the auxiliary hook 3 are in a chevron shape, the first main hook 1 is connected with a first movable pulley 4, the first movable pulley 4 is connected with a first fixed pulley 5, the second main hook 2 is connected with a second movable pulley 6, and the second movable pulley 6 is connected with a second fixed pulley 7. The first movable pulley 4 is connected with the first swinging pulley block 8 through a steel wire rope, the second movable pulley 6 is connected with the second swinging pulley block 9 through a steel wire rope, the first swinging pulley block 8 and the second swinging pulley block 9 are arranged for adjusting the swinging angle between the first main hook 1 and the second main hook 2, and the maximum swinging angle between the first main hook 1 and the second main hook 2 is 20 degrees. The arm support 10 is provided with an arm support direction changing pulley block, the arm support direction changing pulley block comprises a first arm support direction changing pulley 11 and a second arm support direction changing pulley 12, the propeller strut 13 is provided with a propeller strut direction changing pulley block, the propeller strut direction changing pulley block comprises a first propeller strut direction changing pulley 14 and a second propeller strut direction changing pulley 15, the first main hook 1 is sequentially wound on the first movable pulley 4, the first arm support direction changing pulley 11 and the first propeller strut direction changing pulley 14 through a steel wire rope and is connected with the first winch 16, and the second main hook 2 is sequentially wound on the second movable pulley 6, the first arm support direction changing pulley 11 and the first propeller strut direction changing pulley 14 through the steel wire rope and is connected with the second winch 17. A first winch 16 and a second winch 17 respectively drive a first main hook 1 and a second main hook 2 to do lifting movement; the auxiliary hook 3 is sequentially wound on a second arm frame direction-changing pulley 12 and a second propeller strut direction-changing pulley 15 through a steel wire rope and is connected with a third winch 18, and the third winch 18 drives the auxiliary hook 3 to move up and down.
Force sensors are arranged on the first swinging pulley block 8, the second swinging pulley block 9, the arm support direction changing pulley block and the herringbone support direction changing pulley block.
The lifting capacity of the first main hook 1 is 1300t, the lifting capacity of the second main hook 2 is 800t, the lifting capacity of the auxiliary hook 3 is 800t, and the single pile 7 can be turned up and down by using the crane.
As shown in fig. 5, the head 701 of the mono pile 19 is circular truncated cone-shaped, the tail 702 of the mono pile 19 is cylindrical, and the joint between the head 1901 and the tail 1902 of the mono pile is the position of the center of gravity of the mono pile 19. The head 1901 of the mono-pile 19 is provided with two lifting lugs 20, the two lifting lugs 20 are symmetrically arranged on the outer wall of the mono-pile 19 about the axis of the mono-pile 19, the tail 1902 of the mono-pile 19 is provided with a turn-over lifting lug 21, and the lifting lugs 20 and the turn-over lifting lug 21 are located on different side end faces of the mono-pile 19.
The longitudinally turning process comprises the following implementation steps:
(1) firstly, the longitudinal turning process is in an initial state that when the arm support 10 is vertically arranged, the axis of the single pile 19 is parallel to the arm support 10, as shown in fig. 6 and 7, one end of a first steel wire rope 22 connected with the first main hook 1 is fixedly connected to a shackle at one end of a hanging beam 23, one end of a second steel wire rope 24 connected with the second main hook 2 is fixedly connected to a shackle at the other end of the hanging beam 23, shackles at two ends of the hanging beam 23 are respectively connected with two lifting lugs 20, and a third steel wire rope 25 connected with the auxiliary hook 3 is connected with a turning lifting lug 21.
(2) As shown in fig. 8 and 9, the first main hook 1, the second main hook 2 and the auxiliary hook 3 are lifted slowly, when the monopile 19 rises to a certain height, the first main hook 1 and the second main hook 2 are lifted slowly, the first wire rope 22 and the second wire rope 24 pull the lifting lug 20 upwards to move the head 1901 of the monopile 19 upwards, and simultaneously the auxiliary hook 3 is slowly lowered, and the tail 1902 of the monopile 19 moves downwards until the monopile 19 is completely erected.
The implementation steps of the horizontal turning process are as follows:
(1) firstly, the initial state of the transverse turning process is that when the arm support 10 is vertically arranged, the axis of the single pile 19 is perpendicular to the arm support 10, as shown in fig. 10 and 11, the first main hook 1 is fixedly connected with two end shackles of the hanging beam 23 through a first steel wire rope, the two end shackles of the hanging beam 23 are respectively connected with lifting lugs 20 at two sides of the single pile 19, and the second main hook 2 is connected with a turning lifting lug 21 through a second steel wire rope 24.
(2) As shown in fig. 12 and 13, the first main hook 1 and the second main hook 2 are lifted slowly, when the monopile 19 rises to a certain height, the first main hook 1 is lifted slowly, the first wire rope 22 pulls the lifting lug 20 to move the head 1901 of the monopile 19 upwards, and simultaneously the second main hook 2 is slowly lowered, and the tail 1902 of the monopile 19 moves downwards until the monopile 19 is completely erected.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention.
Claims (9)
1. A crane turnover process is characterized in that: the turning machine is provided with a longitudinal turning process and a transverse turning process, a main hook group and an auxiliary hook are arranged on the machine, the main hook group comprises a first main hook and a second main hook, one end of the first main hook is fixedly connected to a shackle at one end of a hanging beam, one end of the second main hook is fixed to a shackle at the other end of the hanging beam, shackles at two ends of the hanging beam are respectively connected with lifting lugs at two sides of a single pile, and the auxiliary hook is connected with a turning lifting lug of the single pile, so that the longitudinal turning process of the single pile is realized; the first main hook is fixedly connected with the shackles at two ends of the hanging beam, the shackles at two ends of the hanging beam are respectively connected with the lifting lugs at two sides of the single pile, and the second main hook is connected with the turnover lifting lugs of the single pile, so that the single pile transversely-turning process is realized.
2. The crane turning process according to claim 1, wherein: the lifting lugs on the two sides of the single pile are two lifting lugs arranged at the head of the single pile, the two lifting lugs are symmetrically arranged on the outer wall of the single pile about the axis of the single pile, the turnover lifting lugs are arranged at the tail of the single pile, and the turnover lifting lugs and the two lifting lugs are positioned on the end faces, on the side, of the single pile, of different sides.
3. The crane turning process according to claim 2, wherein: the longitudinal turning process comprises the following implementation steps:
(1) when the arm support is vertically arranged, the axis of a single pile is parallel to the arm support, one end of a first steel wire rope connected with a first main hook is fixedly connected to a shackle at one end of a hanging beam, one end of a second steel wire rope connected with a second main hook is fixedly connected to a shackle at the other end of the hanging beam, shackles at two ends of the hanging beam are respectively connected with lifting lugs at two sides of the single pile, and a third steel wire rope connected with an auxiliary hook is connected with a turnover lifting lug;
(2) and slowly lifting the first main hook, the second main hook and the auxiliary hook, slowly lifting the first main hook and the second main hook after the single pile is lifted to a certain height, and slowly descending the auxiliary hook until the single pile is completely erected.
4. The crane turning process according to claim 2, wherein: the implementation steps of the transverse turning process are as follows:
(1) firstly, when the arm support is vertically arranged, the axis of a single pile is vertical to the arm support, a first main hook is fixedly connected with two end shackles of a hanging beam through a first steel wire rope, the two end shackles of the hanging beam are respectively connected with lifting lugs at two sides of the single pile, and a second main hook is connected with a turning-over lifting lug through a second steel wire rope;
(2) and slowly lifting the first main hook and the second main hook, slowly lifting the first main hook after the single pile is lifted to a certain height, and slowly descending the second main hook until the single pile is completely erected.
5. The crane turning process according to claim 1, wherein: the first main hook is connected with the first movable pulley, the first movable pulley is connected with the first fixed pulley, the second main hook is connected with the second movable pulley, the second movable pulley is connected with the second fixed pulley, the first movable pulley is connected with the first swing pulley block through a steel wire rope, and the second movable pulley is connected with the second swing pulley block through a steel wire rope.
6. The crane turning process according to claim 5, wherein: the arm support is provided with an arm support direction changing pulley block, the arm support direction changing pulley block comprises two first arm support direction changing pulleys and a second arm support direction changing pulley, a herringbone support is provided with a herringbone support direction changing pulley block, the herringbone support direction changing pulley block comprises two first herringbone support direction changing pulleys and a second herringbone support direction changing pulley, a first main hook is sequentially wound on a first movable pulley, one first arm support direction changing pulley and one first herringbone support direction changing pulley through a steel wire rope and is connected with a first winch, a second main hook is sequentially wound on a second movable pulley, the other first arm support direction changing pulley and the other first herringbone support direction changing pulley through the steel wire rope and is connected with a second winch, and the first winch and the second winch respectively drive the first main hook and the second main hook to do lifting movement; the auxiliary hook is sequentially wound on a second arm frame direction-changing pulley and a second propeller strut direction-changing pulley through a steel wire rope and is connected with a third winch, and the third winch drives the auxiliary hook to move up and down.
7. The crane turning process according to claim 6, wherein: and force sensors are arranged on the first swinging pulley block, the second swinging pulley block, the arm support direction-changing pulley block and the herringbone support direction-changing pulley block.
8. The crane turning process according to claim 7, wherein: the maximum swing angle of the first main hook and the second main hook is 20 degrees.
9. The crane turning process according to claim 1, wherein: the lifting capacity of the first main hook is 1300t, the lifting capacity of the second main hook is 800t, and the lifting capacity of the auxiliary hook is 800 t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810563648.8A CN108726359B (en) | 2018-06-04 | 2018-06-04 | Crane turnover process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810563648.8A CN108726359B (en) | 2018-06-04 | 2018-06-04 | Crane turnover process |
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| Publication Number | Publication Date |
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| CN108726359A CN108726359A (en) | 2018-11-02 |
| CN108726359B true CN108726359B (en) | 2020-05-12 |
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| CN201810563648.8A Active CN108726359B (en) | 2018-06-04 | 2018-06-04 | Crane turnover process |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879182B (en) * | 2019-01-30 | 2020-09-08 | 武汉船用机械有限责任公司 | Pile turning device for crane and crane |
| CN109775565B (en) * | 2019-02-25 | 2020-03-20 | 中交第三航务工程局有限公司 | Large-diameter single-pile single-hook underwater pile turning method |
| GB2592595B (en) * | 2020-03-02 | 2023-04-05 | Seaway 7 Eng B V | Upending elongate structures offshore |
| CN112279097A (en) * | 2020-10-22 | 2021-01-29 | 中海油能源发展股份有限公司 | Method for hoisting long shaft vertical piece of offshore oil drilling rig |
| CN113638416A (en) * | 2021-07-23 | 2021-11-12 | 江苏华西村海洋工程服务有限公司 | Underwater guide frame construction process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801070A (en) * | 1969-12-05 | 1974-04-02 | Piasecki Aircraft Corp | Hoist system |
| CN102795555A (en) * | 2012-09-04 | 2012-11-28 | 南通润邦重机有限公司 | Large slalom crane for offshore platform |
| CN203806941U (en) * | 2014-05-07 | 2014-09-03 | 新疆金风科技股份有限公司 | Hoisting overturning device of direct-drive wind power generator |
| CN104925677A (en) * | 2015-06-09 | 2015-09-23 | 招商局重工（江苏）有限公司 | Large-scale ultrahigh lift height floating crane |
-
2018
- 2018-06-04 CN CN201810563648.8A patent/CN108726359B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801070A (en) * | 1969-12-05 | 1974-04-02 | Piasecki Aircraft Corp | Hoist system |
| CN102795555A (en) * | 2012-09-04 | 2012-11-28 | 南通润邦重机有限公司 | Large slalom crane for offshore platform |
| CN203806941U (en) * | 2014-05-07 | 2014-09-03 | 新疆金风科技股份有限公司 | Hoisting overturning device of direct-drive wind power generator |
| CN104925677A (en) * | 2015-06-09 | 2015-09-23 | 招商局重工（江苏）有限公司 | Large-scale ultrahigh lift height floating crane |
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Address after: Group 9, Gangcheng village, Changsha Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee after: ZTT MARINE ENGINEERING Co.,Ltd. Address before: 226000 5 Zhongtian Road, Nantong Economic Development Zone, Jiangsu Patentee before: ZTT MARINE ENGINEERING Co.,Ltd. |
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