CN115465777B - Auxiliary lifting roll-over stand and lifting method for large-scale tower-shaped parts for ship construction - Google Patents
Auxiliary lifting roll-over stand and lifting method for large-scale tower-shaped parts for ship construction Download PDFInfo
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- CN115465777B CN115465777B CN202210960047.7A CN202210960047A CN115465777B CN 115465777 B CN115465777 B CN 115465777B CN 202210960047 A CN202210960047 A CN 202210960047A CN 115465777 B CN115465777 B CN 115465777B
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- 238000010276 construction Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000007306 turnover Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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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
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- 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
-
- 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
-
- 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
- B66C13/18—Control systems or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to a large-scale tower-shaped component hoisting auxiliary roll-over stand for ship construction and a hoisting method, wherein the large-scale tower-shaped component is a pump tower which is positioned at the rear part of a ship liquid tank and is close to a transverse bulkhead, the pump tower comprises a frame body, an operation platform, a vertical ladder, a jacking base and a moving base, the operation platform is arranged at the upper part of the frame body and is transversely connected with two sides of the frame body, the vertical ladder is vertically connected with the operation platform along two sides of the frame body, and the bottom of the frame body is connected with the moving base through bolts. The lifting auxiliary turnover frame can finish the operations of lifting, posture adjustment and lifting of the tower-shaped component by using a single crane, and the stability of the whole structure of the auxiliary turnover frame for lifting is enhanced by the jacking bolts arranged at the bottom. In addition, the invention also provides a large-scale tower-shaped part hoisting method for ship construction, which is more economical and flexible.
Description
Technical Field
The invention relates to the technical field of ship manufacturing, in particular to a large-scale tower-shaped part hoisting auxiliary roll-over stand for ship construction and a hoisting method.
Background
In the process of ship construction, it is often necessary to hoist large elongated rod-like members and tower-like members, the large tower-like members being mainly a pump tower located at the rear of a ship tank near a transverse bulkhead, for example, a chemical ship of a certain type, the height of the liquid cargo pump tower of the ship being about 12 meters, consisting of cargo handling pipes, pumps and a foundation supporting the entire pump tower structure, the majority of the weight thereof being concentrated on the bottom main pump body, the pump tower being due to a long span, if the top of the hoist is directly used for hoisting during the hoisting, the pump tower eventually being deformed due to excessive deflection caused by gravity. The patent 201510375767.7 discloses a beam lifting appliance and a 17.2-ten thousand-m 3 LNG ship pump tower lifting method, when the liquid cargo pump tower is lifted, three-point lifting is needed to ensure that the pump tower cannot generate dangerous bending deformation in the lifting process, two cranes are needed to be used for double-crane lifting for realizing the three-point lifting, a great deal of labor cost is needed for one-time lifting, and limited production resources and production cost are occupied.
Therefore, a tooling capable of replacing one crane to adjust the posture of the tower-shaped part during hoisting and a more economical and flexible hoisting method are needed to be designed.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a large-scale tower-shaped part hoisting auxiliary roll-over stand for ship construction and a hoisting method.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The large-scale tower-shaped component lifting auxiliary overturning frame for ship construction is a pump tower which is positioned at the rear part of a ship liquid tank and is close to a transverse bulkhead, the structure of the large-scale tower-shaped component lifting auxiliary overturning frame comprises a frame body, an operation platform, a vertical ladder, a jacking base and a moving base, wherein the operation platform is arranged at the upper part of the frame body and is transversely connected with two sides of the frame body, the vertical ladder is vertically connected with the operation platform along the two sides of the frame body, the bottom of the frame body is connected with the moving base through bolts, and a second jacking bolt is arranged on the center surface of the moving base and is connected with the moving base in a penetrating manner;
The frame body comprises a left support column and a right support column, the left support column and the right support column are connected through a cross beam, a hanging ring is fixedly welded at the middle part of the cross beam, and large-span diagonal braces are respectively arranged at the bottoms of the left support column and the right support column;
The operation platform comprises a platform body and a railing, wherein the platform body is a rectangular frame and is rigidly welded and connected to the top of the frame body, and the railing is welded on the outer side of the platform body;
the straight ladder is connected with the operation platform along the left support column and the right support column by welding the outer side of the frame body;
The jacking base is fixedly arranged on the center of the large-span inclined strut at the bottom of the frame body through a nut, and is provided with a first jacking bolt;
The adjustable universal wheels are arranged on the movable base, the movable base moves in two directions on the ground, and the movable base is provided with a second jacking bolt.
Further, the distance between the operating surface of the operating platform and the top cross beam is about 1.6m.
Further, jacking nuts are welded on the jacking base and the moving base respectively, and the first jacking bolts and the second jacking bolts are screwed into the jacking base and the moving base through the jacking nuts of the jacking base and the moving base.
Further, nuts are welded on the jacking base, the second jacking bolts are connected with the nuts, and the jacking bolts are adjusted to vertically jack the auxiliary roll-over stand.
Further, the number of the large-span diagonal braces is 8.
Further, the middle part of the beam is provided with 2 small-span support reinforcements which are respectively connected with the support column and the right support column.
Further, the adjustable universal wheels are arranged at four corners of the bottom of the frame body.
Further, the frame body is of a truss structure formed by welding and connecting steel pipes.
A method for hoisting a large tower-like component for ship construction, the method comprising the steps of:
step 1, binding a base for supporting a large-scale tower-shaped part with a main body of the large-scale tower-shaped part by using a binding belt, and arranging a pulley or a ring-shaped shackle with enough strength on the binding belt;
step 2, pushing the large-scale tower-shaped part hoisting auxiliary roll-over stand to the upper part of the pulley or the annular shackle, jacking the auxiliary roll-over stand in the vertical direction by using a first jacking bolt of a jacking base, adjusting the height of the hoisting auxiliary roll-over stand by using a second jacking bolt of a movable base, enabling an adjustable universal wheel to leave the ground after the second jacking bolt is matched with the first jacking, and stably landing the hoisting auxiliary roll-over stand on the ground;
step 3, binding another binding belt at the other end of the large-scale tower-shaped component, namely the top, and slowly lifting by using a lifting hook of a crane;
Step 4, supporting the upper end and the lower end of the large-scale tower-shaped component based on the hoisting auxiliary roll-over stand, and gradually converting the whole large-scale tower-shaped component from a horizontal posture to a vertical posture;
And 5, after the large tower-shaped part is converted into a vertical posture, removing a binding point at the lower end of the large tower-shaped part, and finally hoisting the large tower-shaped part to a specified position of the ship by using a crane, thereby completing hoisting of the large tower-shaped part.
Based on the technical scheme, the invention has the beneficial effects that:
the invention relates to a large-scale tower-shaped part hoisting auxiliary roll-over stand for ship construction and hoisting
The method can finish the operations of lifting, posture adjustment and lifting of the tower-shaped component by using a single crane.
2. The invention is used for a large-scale tower-shaped part hoisting auxiliary roll-over stand for ship construction, and flexible operation is carried out through the movement of the bottom adjustable universal wheels.
3. The invention relates to a large-scale tower-shaped part hoisting auxiliary roll-over stand for ship construction, which is arranged on
The jacking bolts at the bottom strengthen the stability of the integral structure of the auxiliary lifting roll-over stand.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an overhead attitude of an adjustable pump tower of a large tower-like component lifting auxiliary roll-over stand for ship construction.
Fig. 2 is a schematic diagram of the overall structure of the large-scale tower-like member lifting auxiliary roll-over stand for ship construction.
Fig. 3 is a schematic layout of a vertical ladder and platform of a large tower-like element lifting auxiliary roll-over stand for ship construction.
Fig. 4 is a schematic view showing a moving base installation structure of a large-scale tower-like member lifting auxiliary roll-over stand for ship construction.
Fig. 5 is a schematic view of an adjustable universal wheel structure of a large tower-like component lifting auxiliary roll-over stand for ship construction.
Fig. 6 is a schematic view showing a structure in which a jacking base of a large-scale tower-shaped part lifting auxiliary roll-over stand for ship construction is mounted on the bottom of a frame.
The reference numerals in the figures are:
1-frame body, 2-operation platform, 3-vertical ladder, 4-jacking base, 5-moving base, 6-left support column, 7-right support column, 8-crossbeam, 9-rings, 10-large-span diagonal bracing, 11-adjustable universal wheels, 12-first jacking bolt, 13-second jacking bolt, 14-first crane, 15, crane, 16, rings
Detailed Description
For a better understanding of the technical solution of the present invention, the following detailed description of the embodiments of the present invention refers to the accompanying drawings.
In the prior art, when a ship is built, a plurality of slender rod-shaped or tower-shaped large-scale components are often required to be hoisted. The large-scale tower-shaped component is mainly a pump tower which is positioned at the rear part of a ship liquid tank and is close to a transverse bulkhead, when a certain type of chemical ship is taken as an example, when the liquid cargo pump tower is hoisted, three-point hoisting is needed to ensure that dangerous bending deformation of the pump tower can not occur in the hoisting process, two cranes are needed to be used for double-crane hoisting for realizing the three-point hoisting, and in fact, one crane plays a role of assisting the hoisting of the other crane, as shown in fig. 1. The first crane 14 only plays a role of adjusting the posture, and can be completely replaced by a fixed roll-over stand, so that the replaced first crane can participate in other operations, and the time cost is saved.
The invention designs a large-scale tower-shaped part hoisting auxiliary roll-over stand which can be used for ship construction, and the structure of the large-scale tower-shaped part hoisting auxiliary roll-over stand comprises a frame body 1, an operation platform 2, a vertical ladder 3, a jacking base 4 and a moving base 5, wherein the operation platform 2 is arranged at the upper part of the frame body 1 and is transversely connected with two sides of the frame body 1, the vertical ladder 3 is vertically connected with the operation platform 2 along two sides of the frame body 1, the bottom of the frame body 1 is connected with the moving base 5 through bolts, and a second jacking bolt 13 is arranged on the center surface of the moving base and is in penetrating connection with the moving base 5.
The auxiliary overturning frame for hoisting the large-scale tower-shaped component can be matched with a crane at any position to carry out auxiliary overturning and hoisting on the tower-shaped component, the frame body 1 comprises a left support column 6 and a right support column 7 which are connected by a cross beam 8, a hanging ring 9 is fixedly welded at the middle part of the cross beam 8, 4 large-span diagonal braces 10 and 2 small-span diagonal braces are respectively arranged at the bottoms of the left support column 6 and the right support column 7, and the device is prevented from tilting and overturning in the hoisting process; the lifting auxiliary roll-over stand is characterized in that the lifting auxiliary roll-over stand is realized by a movable base 5 arranged at the bottom of the device, the movable base 5 of the lifting auxiliary roll-over stand is provided with an adjustable universal wheel 11 capable of freely rotating and a second jacking bolt 13, the adjustable universal wheel 11 falls to the ground in a moving state, the second jacking bolt 13 falls to the ground in a lifting state, the adjustable universal wheel 11 leaves the ground, nuts of the second jacking bolt 13 are welded on the movable base 5, a reinforcing structure is made, the jacking bolt is arranged on the roll-over stand by utilizing a screw pair formed by the nuts of the second jacking bolt 13 and the second jacking bolt 13, and the heights of the first jacking bolt 12, the second jacking bolt 13 and the jacking nuts are adjusted by screwing in lengths of the jacking bolts; the jacking base 4 is a thick steel plate welded at the bottom of the device, is welded with a jacking nut, and is screwed into the first jacking bolt 12 so as to achieve the effect of jacking the device; lifting the object by fixing shackle, hoist and binding rope through a lifting ring 9 welded at the top end of the device; an operation platform 2 is arranged on the side face of the top end cross beam 8, and straight ladders 3 are arranged on two sides of the operation platform 2, so that people can install the hoist and operate the hoist up and down.
The whole structure is shown in fig. 2, the frame body 1 and the hanging ring 6 are welded to form a whole, the frame body 1 is of a truss structure and is welded by using steel pipes, the structure is divided into a left support column 6 and a right support column 7, four diagonal braces 10 are designed at the bottoms of the left support column 6 and the right support column 7, and the stability of the frame body 1 is ensured. The upper parts of the two support columns are connected through a cross beam 8 to form a whole. A hanging ring 9 is welded in the middle of the cross beam 8 and is used for installing shackles and hoisting hoists.
The straight ladder 3 is rigidly fixed on the frame through welding, and constructors can climb the operating platform 2 at the top of the frame through the straight ladder 1 to mount and dismount shackles and hoists. The operation platform 2 is rigidly connected to the top of the frame by welding, and the distance between the platform surface and the top girder is 1.4-1.6m, so that the operation of personnel is facilitated. The arrangement of the vertical ladder and the platform is shown in fig. 3.
The movable base 5 is mounted on the bottom diagonal braces 10 of the frame body 1, four in total. The movable base 5 is provided with an adjustable universal wheel 11, so that the base can move in multiple directions on the ground. In addition, a second jacking bolt 13 can be further installed on each movable base 5, the turnover frame can be jacked up by adjusting the height of the second jacking bolt 13 through welding the threaded base on the movable base 5, and the adjustable universal wheels 11 leave the ground, so that the turnover frame stably falls on the ground. The specific structure is shown in fig. 4.
The adjustable castor 11 is made of Q235 steel and has a structure as shown in fig. 5.
The jacking base 4 is arranged on the bottom diagonal bracing 10 of the frame body 1, and the total number of the jacking base is four. Nuts are welded on the jacking base 4 for mounting the first jacking bolts 12. The lifting of the whole roll-over stand in the vertical direction can be realized by adjusting the first lifting bolt 12, and the lifting bolt of the movable base is matched with the lifting bolt to bear force, so that the roll-over stand stably falls on the ground. As shown in fig. 6.
The lifting auxiliary roll-over stand for the large-scale tower-shaped parts for ship construction has the moving state that all steel wheels of all moving bases fall on the ground, namely all jacking bolts are not contacted with the ground, and at the moment, the device can be moved on the ground through the steel wheels.
A lifting state of a large-scale tower-shaped part lifting auxiliary roll-over stand for ship construction is that all lifting bolts of a movable base and a jacking base fall on the ground, and the whole lifting auxiliary roll-over stand is jacked up. All the steel wheels on the movable base 5 leave the ground, and at the moment, the device and the ground can only generate static friction, so that the hoisting operation is reliable.
In addition, the method for hoisting the large tower-shaped parts for ship construction is more economical and flexible, and comprises the following steps:
step 1, in the hoisting process, firstly, binding a base supporting a large-scale tower-shaped part with a main body of the large-scale tower-shaped part by using a binding belt, and arranging a pulley (16) or a ring-shaped shackle with enough strength on the binding belt;
Step 2, pushing the large-scale tower-shaped part hoisting auxiliary roll-over stand to the upper part of a pulley (16) or a circular shackle, jacking the auxiliary roll-over stand in the vertical direction by using a first jacking bolt 12 of a jacking base 4, adjusting the height of the hoisting auxiliary roll-over stand by using a second jacking bolt 13 of a moving base 5, and enabling an adjustable universal wheel 11 to leave the ground by matching the second jacking bolt 13 with the first jacking bolt 12, wherein the hoisting auxiliary roll-over stand stably falls on the ground;
Step 3, binding another binding belt on the other end of the large-scale tower-shaped component, namely the top, and slowly lifting by using a lifting hook of a crane 15;
Step 4, supporting the upper end and the lower end of the large-scale tower-shaped component based on the hoisting auxiliary roll-over stand, and gradually converting the whole large-scale tower-shaped component from a horizontal posture to a vertical posture;
and 5, after the large tower-shaped part is converted into a vertical posture, removing a binding point at the lower end of the large tower-shaped part, and finally hoisting the large tower-shaped part to a specified position of the ship by using a crane 15, wherein the hoisting of the large tower-shaped part is completed.
When the lifting device is used, lifting, posture adjustment and lifting of the tower-shaped part can be completed by using a single crane, flexible operation can be performed by moving the adjustable universal wheels at the bottom, and the lifting bolt at the bottom is used for enhancing structural stability.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.
Claims (7)
1. The large-scale tower-shaped component hoisting auxiliary roll-over stand for ship construction is a pump tower which is positioned at the rear part of a ship liquid tank and is close to a transverse bulkhead, and is characterized by comprising a frame body (1), an operation platform (2), a vertical ladder (3), a jacking base (4) and a moving base (5), wherein the operation platform (2) is arranged at the two sides of the upper part of the frame body (1) and is transversely connected with the frame body (1), the vertical ladder (3) is vertically connected with the operation platform (2) along the two sides of the frame body (1), the bottom of the frame body (1) is connected with the moving base (5) through bolts, and a second jacking bolt (13) is arranged on the center surface of the moving base and is connected with the moving base (5) in a penetrating manner;
the frame body (1) comprises a left support column (6) and a right support column (7), the left support column (6) and the right support column (7) are connected through a cross beam (8), a hanging ring (9) is fixedly arranged in the middle of the cross beam (8) through welding, and large-span diagonal braces (10) are respectively arranged at the bottoms of the left support column (6) and the right support column (7);
the operation platform (2) comprises a platform body and a railing, wherein the platform body is a rectangular frame and is rigidly welded and connected to the top of the frame body (1), and the railing is welded on the outer side of the platform body;
The straight ladder (3) is connected with the operation platform (2) along the left support column (6) and the right support column (7) through the outer side of the welding frame body (1);
The jacking base (4) is fixedly arranged on the center of a large-span inclined strut (10) at the bottom of the frame body (1) through a nut, and the jacking base (4) is provided with a first jacking bolt (12);
An adjustable universal wheel (11) is arranged on the movable base (5), the movable base (5) moves in two directions on the ground, and the movable base (5) is provided with a second jacking bolt (13);
Jacking nuts are welded on the jacking base (4) and the moving base (5) respectively, and the first jacking bolts (12) and the second jacking bolts (13) are screwed into the jacking base (4) and the moving base (5) through the jacking nuts of the jacking base (4) and the moving base (5).
2. Large tower hoisting auxiliary roll-over stand for ship construction according to claim 1, characterized in that the operating surface of the operating platform (2) is at a distance of 1.4-1.8m from the top cross beam (8).
3. Large tower hoisting auxiliary roll-over stand for ship construction according to claim 1, characterized in that the large span diagonal braces (10) total 8.
4. The auxiliary roll-over stand for hoisting large-scale tower-shaped parts for ship construction according to claim 1, characterized in that the middle part of the cross beam (8) is provided with 2 small span support reinforcements respectively connecting the left support column (6) and the right support column (7).
5. A large tower hoisting auxiliary roll-over stand for ship construction according to claim 1, characterized in that the adjustable universal wheels (11) are provided at the bottom of the frame body (1).
6. A large tower hoisting auxiliary roll-over stand for ship construction according to claim 1, characterized in that the frame body (1) is a truss structure formed by welded connection of steel pipes.
7. A method for hoisting a large tower for ship construction, characterized in that the large tower for ship construction according to any one of claims 1-6 is used as an auxiliary roll-over stand, the method comprising the steps of:
Step 1, binding a base of a large tower-shaped part with a main body of the large tower-shaped part by using a binding belt, and arranging a pulley (16) or a ring-shaped shackle with enough strength on the binding belt;
step 2, pushing the large-scale tower-shaped part lifting auxiliary roll-over stand to the upper part of a pulley (16) or a circular ring-shaped shackle, lifting the large-scale tower-shaped part lifting auxiliary roll-over stand in the vertical direction by using a first lifting bolt (12) of a lifting base (4), adjusting the height of the large-scale tower-shaped part lifting auxiliary roll-over stand by using a second lifting bolt (13) of a moving base (5), and enabling an adjustable universal wheel (11) to leave the ground after the second lifting bolt (13) is matched with the first lifting bolt (12), wherein the large-scale tower-shaped part lifting auxiliary roll-over stand stably falls on the ground;
Step 3, binding the other end, namely the top, of the large-scale tower-shaped component with another binding belt, and slowly lifting by using a lifting hook of a crane;
step 4, supporting the upper end and the lower end of the large-scale tower-shaped component by the auxiliary lifting turnover frame based on the large-scale tower-shaped component, and gradually converting the whole large-scale tower-shaped component from a horizontal posture to a vertical posture;
And 5, after the large tower-shaped part is converted into a vertical posture, removing a binding point at the lower end of the large tower-shaped part, and finally hoisting the large tower-shaped part to a specified position of the ship by using a crane, thereby completing hoisting of the large tower-shaped part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210960047.7A CN115465777B (en) | 2022-08-11 | 2022-08-11 | Auxiliary lifting roll-over stand and lifting method for large-scale tower-shaped parts for ship construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210960047.7A CN115465777B (en) | 2022-08-11 | 2022-08-11 | Auxiliary lifting roll-over stand and lifting method for large-scale tower-shaped parts for ship construction |
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| CN115465777A CN115465777A (en) | 2022-12-13 |
| CN115465777B true CN115465777B (en) | 2024-06-11 |
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| CN202210960047.7A Active CN115465777B (en) | 2022-08-11 | 2022-08-11 | Auxiliary lifting roll-over stand and lifting method for large-scale tower-shaped parts for ship construction |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2923644Y (en) * | 2006-04-13 | 2007-07-18 | 张勇 | Superhigh super-large high-tonnage walking derricktype lifting machine |
| CN106865421A (en) * | 2017-04-17 | 2017-06-20 | 中国水利水电第十二工程局有限公司 | transporting and hoisting device |
| CN106927371A (en) * | 2017-05-05 | 2017-07-07 | 中淮集装箱装备科技（天津）有限公司 | Descaling gantry crane |
| CN111056430A (en) * | 2019-11-15 | 2020-04-24 | 上海江南长兴造船有限责任公司 | Hoisting method of combined pump tower base of dual-fuel large container ship |
| DE102020001976A1 (en) * | 2020-03-26 | 2021-09-30 | Liebherr Container Cranes Ltd. | Gantry crane |
-
2022
- 2022-08-11 CN CN202210960047.7A patent/CN115465777B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2923644Y (en) * | 2006-04-13 | 2007-07-18 | 张勇 | Superhigh super-large high-tonnage walking derricktype lifting machine |
| CN106865421A (en) * | 2017-04-17 | 2017-06-20 | 中国水利水电第十二工程局有限公司 | transporting and hoisting device |
| CN106927371A (en) * | 2017-05-05 | 2017-07-07 | 中淮集装箱装备科技（天津）有限公司 | Descaling gantry crane |
| CN111056430A (en) * | 2019-11-15 | 2020-04-24 | 上海江南长兴造船有限责任公司 | Hoisting method of combined pump tower base of dual-fuel large container ship |
| DE102020001976A1 (en) * | 2020-03-26 | 2021-09-30 | Liebherr Container Cranes Ltd. | Gantry crane |
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| CN115465777A (en) | 2022-12-13 |
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